专利摘要:
The invention relates to a method for producing a gear shift fork (1), in which a base body (2) with fork-shaped extensions (3, 4) is provided and then a magnetic position indicator (5) is fastened to the base body (2). In or on the position indicator (5) at least one magnet (6, 7) is arranged. According to the proposed method, an actual magnetic field (HI) caused by the at least one magnet (6, 7) is measured and the at least one magnet (6, 7) is positioned and / or aligned relative to the main body (2) such that said actual magnetic field Magnetic field (HI) in a tolerance range (HT) of a relative to the base body (2) defined target magnetic field (HS) is located.
公开号:AT513891A1
申请号:T50047/2013
申请日:2013-01-23
公开日:2014-08-15
发明作者:
申请人:Stiwa Holding Gmbh;
IPC主号:
专利说明:

1
The invention relates to a method for producing a shift fork for a transmission, in which a base body with fork-shaped extensions is provided and a magnetic position indicator, in or on which at least one magnet is arranged, is fastened on the base body.
Such a method is basically known from the prior art. For example, DE 103 37 646 A1 discloses a method for producing a shift fork for an automatic shift transmission with a shift fork position detection device (in particular for a motor vehicle), wherein the shift fork is made from at least two prefabricated individual parts by connecting them together. In this case, a position indicator made of a magnetizable material in an initially non-magnetic state is connected to one of the individual parts of the shift fork. Thereafter, the items of the shift fork are joined together positionally and firmly connected together to form the shift fork. Finally, the position indicator is magnetized. If the magnetic field of the position indicator does not meet expectations, the shift fork is mechanically directed (i.e., bent) or discarded as scrap.
A disadvantage of the known method is that comparatively expensive magnets with very precisely reproducible properties must be used in order to avoid message work and rejects if possible, or this news work and this committee are just accepted. Both increase the final result of the shift fork. 2/25 N2013 / 00100 2
An object of the invention is therefore to provide an improved method for producing a shift fork for a transmission. In particular, news and committees should be avoided even more.
The object of the invention is achieved by a method of the type mentioned in which an induced by the at least one magnet actual magnetic field is measured and the indes.t a magnet so positioned relative to the base body and / or aligned that said Actual magnetic field is within a tolerance range of a target magnetic field defined relative to the main body.
The at least one magnet or a position indicator, in which the at least one magnet is embedded, is thus already positioned and / or aligned in the production of the shift fork according to the actual magnetic field, which is caused by the at least one magnet. Due to the mentioned positioning / alignment, the said actual magnetic field in the finished shift fork lies in a tolerance range of a desired magnetic field defined relative to the main body. The measures mentioned can be used to avoid or at least reduce message work and rejects during production. This or this falls at best when the adjustment options of the manufacturing process exceptionally insufficient to position the at least one magnet or the position indicator accordingly and / or align. In general, a combined positioning and alignment can be considered as fixing the position of the at least one magnet or the position indicator.
Further advantageous embodiments and modifications of the invention will become apparent from the dependent claims and from the description in conjunction with the figures.
It is advantageous if the positioning / alignment of the at least one magnet or of the position indicator takes place directly on the basis of the measured actual magnetic field. In this variant, the actual magnetic field is thus measured in relation to the assembly of the at least one magnet / position indicator and the positioning / alignment of the at least one magnet / position indicator is adjusted accordingly. For this purpose, a corresponding measuring device is provided in a mounting device, for example a Hall sensor with an associated evaluation electronics. In general, it is possible to measure the actual magnetic field once in order to derive therefrom the required position / orientation of the at least one magnet / position indicator. Alternatively, the process can also be performed iteratively, that is, after a positioning / alignment of the at least one magnet / the position indicator, the actual magnetic field is measured again to derive an improved position / orientation. This process is carried out until the actual magnetic field is within a tolerance range of a desired magnetic field defined relative to the main body.
It is also advantageous if the actual magnetic field of the at least one magnet is measured in relation to its outer shape or an outer shape of the position indicator and the positioning / alignment of the at least one magnet based on said outer shape. In this variant of the invention, the positioning and / or alignment of the at least one magnet / the position indicator relative to the base body thus takes place in that the actual magnetic field of the magnets is first determined in relation to the position indicator and then the positioning / orientation of the at least one magnet / of the position indicator in a further step based on its external shape. A measurement of the actual magnetic field immediately before or during assembly of the at least one magnet / the position indicator on the base body is therefore not necessary in this case. It is sufficient to determine the actual magnetic field of the magnets relative to the position indicator. The fact that the positioning and / or alignment of the at least one magnet / the position indicator takes place only on the basis of its outer shape, the production process may be made simpler under certain circumstances. Alternatively or in addition to the mentioned variant, the actual magnetic field of the at least one magnet can also be determined in relation to its outer shape, in order then to position / align it on the basis of its outer shape relative to the position indicator or to the main body. It is favorable if the actual magnetic field is measured with respect to its strength and / or orientation and the positioning / alignment of the at least one magnet with respect to the strength and / or orientation of the actual magnetic field in relation to the strength and / or alignment of the desired magnetic field takes place. The strength and / or orientation of a magnetic field can be determined relatively easily with a corresponding measuring device, for example with a Hall sensor with an associated evaluation electronics. In a simplified variant of the production method, it may be sufficient to measure only the strength or only the orientation of the actual magnetic field. However, also more complex measuring methods are conceivable in which, for example, one or more field lines of the actual magnetic field are determined. It is also favorable if the at least one magnet is fastened in a predetermined geometric position and / or orientation in or on the position indicator and the position indicator is positioned and / or aligned relative to the base body on the basis of the measured actual magnetic field. As a rule, the at least one magnet is cuboid or cylindrical and, in this variant, is fastened in or on the position indicator without regard to its actual magnetization, for example by being inserted (for example pressed or glued) into a prepared recess in a housing of the position indicator. It is also favorable if the at least one magnet is magnetized after installation in or on the position indicator. As a result, the magnetization of the at least one magnet can be influenced and adjusted in accordance with the desired magnetic field. In addition, it can be avoided that metallic dirt (for example chips) can deposit on the at least one magnet or the position indicator before the magnetization. It is also beneficial if the at least one magnet based on the measured
Actual magnetic field is positioned and / or aligned relative to the position indicator in or on this and the position indicator is arranged in a predetermined geometric position and / or orientation relative to the base body. The at least one magnet is thus fastened in this variant, taking account of its actual magnetization in or on the position indicator. As a result, misalignments of the magnetic field with respect to the geometric axes of the mostly parallelepiped or cylindrical magnet can already be corrected during the production of the position indicator. It is advantageous if the position indicator is connected via a console with the base body. As a result, the position indicator can also be arranged relatively far away from the base body. It is favorable in this context if the bracket is positioned and / or aligned relative to the base body such that an actual connection surface to the position indicator is within a tolerance range of a desired connection surface defined relative to the base body. As a result, the connection surface of the bracket intended for the position indicator can be roughly aligned on the base body during assembly, so that the actual magnetic field is already in the tolerance range of the desired magnetic field without further measures with only minor adjustments. It is also favorable, if the console has a flat support surface to the base body and is set during positioning and / or alignment in at least one and at most in three degrees of freedom. The console can therefore be moved in two directions relative to the main body and rotated relative to an axis, whereby the connecting surface of the console can be adjusted to the position indicator well.
It is also advantageous if first the console on the body and then the position indicator are mounted on the console. This makes it possible to roughly position / align the interface of the console for the position indicator and then to accurately position / position the position indicator on the roughly positioned / aligned interface. Therefore, an actual magnetic field based positioning / alignment will have only small displacements / rotations. 6/25 N2013 / 00100 6
In a particularly advantageous variant of the manufacturing method, a material of the position indicator is melted in a region to a connecting surface such that said material penetrates into recesses of said connecting surface. It is favorable in this context if the recesses are polygonal, in particular substantially triangular. In the mentioned embodiment variant of the production method, the position indicator is thus positioned and / or aligned with respect to the connection surface, the material of the position indicator (preferably a thermoplastic) is melted so that it penetrates into the recesses and then cools it again. As a result, the position indicator relative to the console can be permanently fixed in position despite the vibrations occurring in a transmission. Advantageously, the recesses have to undercut edges, so that the attachment of the position indicator on the console is further improved. By melting the material, the position of the position indicator relative to the connecting surface of the console can be adjusted beyond. It is favorable, finally, if the shift fork is subjected after the mounting of the position indicator of a test, if said actual magnetic field is within a tolerance range of a nominal magnetic field defined relative to the main body, wherein the shift fork post-processing negative or a rejection Container is supplied. In this way, the quality of the manufactured shift forks can be further improved.
For a better understanding of the invention, this will be explained in more detail with reference to the following figures. Show it:
1 shows an exemplary shift fork obliquely from above.
2 shows the shift fork of Figure 1 obliquely from below ..;
Fig. 3 shows the position indicator of the shift fork of Figures 1 and 2 in detail.
Fig. 4, attached to the base console of the shift fork of Figures 1 and 2 in detail. 7/25 N2013 / 00100 7
5 shows a position indicator in which the actual magnetic field is within a tolerance range of a desired magnetic field; 6 shows a position indicator in which the actual magnetic field is below a tolerance range of a desired magnetic field; 7 shows a position indicator in which the actual magnetic field is above a tolerance range of a desired magnetic field; 8 shows a position indicator in which the actual magnetic field is adjacent to a tolerance range of a desired magnetic field; 9 shows a position indicator in which the actual magnetic field is rotated relative to a desired magnetic field, and FIG. 10 shows a position indicator in which the actual magnetic field is aligned obliquely with respect to a desired magnetic field.
By way of introduction, it should be noted that in the differently described embodiments, the same parts are provided with the same reference numerals or the same component names, wherein the disclosures contained in the entire description can be mutatis mutandis to the same parts with the same reference numerals or component names. Also, the location information chosen in the description, such as top, bottom, side, etc. related to the immediately described and illustrated figure and are to be transferred to the new situation mutatis mutandis when a change in position. Furthermore, individual features or combinations of features from the illustrated and described different embodiments may represent for themselves, inventive or inventive solutions.
Figures 1 and 2 show a shift fork 1 for an unillustrated gear each in an oblique view (Fig. 1 obliquely from above, Fig. 2 obliquely from below). The shift fork 1 comprises a base body 2 with two fork-shaped extensions 3, 4, a position indicator 5 with two magnets 6 and 7, which is connected via a Konso- 8/25 N2013 / 00100 8 le 8 with the base body 2, two sliding bodies 9 and 10 at the ends of the fork-shaped extensions 3, 4 and two linear ball guides 11 and 12th
In operation, the shift fork 1 in a conventional manner in the longitudinal direction (ie transversely to the fork-shaped extensions 3, 4) are linearly displaced to initiate a shift in a transmission. It is guided by the linear ball guides 11 and 12. The two sliding bodies 9 and 10 engage a sliding sleeve, not shown, whereby this is also displaced and causes a switching operation. In order to be able to read an actual shift position, the position of the position indicator 5 can be determined using a magnetic field sensor (for example a Hall sensor) arranged on the transmission housing. So that the switching positions can be undoubtedly determined, the actual magnetic field caused by the magnets 6 and 7 should, if possible, correspond to a predetermined desired magnetic field.
3 shows the position indicator 5 in detail. Good to see is that extensions of the housing of the position indicator 5 engage in recesses 13 and 14, which are arranged in a connecting surface 15 of the console 8. As a result, the position indicator 5 relative to the console 8 are permanently fixed in position despite the vibrations occurring in a transmission.
Fig. 4 shows the attachment of the console 8 on the base body 2 now in detail.
The console 8 is advantageously welded onto the base body 2, in particular by means of a laser, and is thus permanently fixed in position relative to the base body 2. Of course, the console 8 can also be fixed with other joining methods on the base body 2, for example, with an inert gas welding process welded to this or glued or riveted to this.
For the production of the shift fork 1, the following production steps are now proposed:
Providing a body 2 with fork-shaped extensions 3, 4 and
Fixing a magnetic position indicator 5, in or on which at least one magnet 6, 7 is arranged, on the base body 2, wherein an actual magnetic field caused by the at least one magnet 6, 7 is measured, and the at least one magnet 6, 7 is positioned and / or aligned relative to the base body 2 such that said actual magnetic field is within a tolerance range of a desired magnetic field defined relative to the base body 2.
FIGS. 5 to 10 illustrate what is meant by this, wherein, for example, in each case a field line of the actual magnetic field ΗI caused by the magnets 6 and 7 is shown in relation to a field line of a desired magnetic field FIS and a tolerance range FIT arranged around it. The field strength along the illustrated field line of the actual magnetic field Hl is the same as the field strength along the illustrated field line of the desired magnetic field FIS.
In the case shown in FIG. 5, the actual magnetic field Hl lies in the tolerance range FIT of the desired magnetic field FIS. The position indicator 5 is therefore in the correct position and the magnets 6 and 7 generate a magnetic field of the expected strength.
In the case shown in Fig. 6, although the position indicator 5 is in the correct position, the magnets 6 and 7 generate too weak a magnetic field. The field line of the actual magnetic field Hl is therefore below the tolerance range FIT of the desired magnetic field FIS.
In the case shown in Fig. 7, the position indicator 5 is also in the correct position, but the magnets 6 and 7 generate too strong a magnetic field. The field line of the actual magnetic field Hl is therefore above the tolerance range FIT of the desired magnetic field FIS.
In the case shown in Fig. 8, the magnets 6 and 7 generate a magnetic field of suitable strength, but the position indicator 5 is in a wrong position. The field line of the actual magnetic field Hl are shifted relative to the tolerance range FIT of the desired magnetic field FIS. 10/25 N2013 / 00100 10
In the case illustrated in FIG. 9, the magnets 6 and 7 in turn generate a magnetic field of suitable strength, but the position indicator 5 is also in a wrong position. The field line of the actual magnetic field Hl are twisted with respect to the tolerance range HT of the desired magnetic field HS.
Finally, FIG. 10 shows a case in which the magnets 6 and 7 generate an asymmetrical actual magnetic field Hi relative to the position indicator 5, whose field line likewise does not extend (completely) within the tolerance range HT of the desired magnetic field HS.
In the cases illustrated in FIGS. 5 to 10, the test as to whether the actual magnetic field H1 is within a tolerance range HT of a desired magnetic field HS defined relative to the main body 2 was determined by means of the course of a field line. This is by no means the only option. Of course, it is also conceivable to carry out this test based on a large number of field lines. However, it is also conceivable to use a simplified test method. For example, the actual magnetic field Hl can be measured with respect to its strength and the position ierung / orientation of the magnets 6, 7 with respect to the strength of the actual magnetic field Hl in relation to the strength of the desired magnetic field HS done. For this purpose, the field strength of the actual magnetic field Hl can take place, for example, at a single point. It is also conceivable that the actual magnetic field H1 is measured with respect to its orientation and the positioning / alignment of the magnets 6, 7 with respect to the orientation of the actual magnetic field Hl in relation to the orientation of the desired magnetic field HS. Of course, a combination of the two procedures is conceivable.
In FIGS. 5 to 10, the orientation of the actual magnetic field H1 is shown only in one plane. Of course, the alignment of the actual magnetic field Hl can be carried out in a similar manner in other planes than the one shown.
According to the method proposed above, as mentioned, the magnets 6, 7 are positioned and / or aligned relative to the main body 2 in such a way that the said actual magnetic field Hl is within a tolerance range HT of a relative to HT
Base body 2 defined desired magnetic field HS is. This can be done in different ways.
For example, the positioning / alignment of the magnets 6, 7 and the position indicator 5 can be made directly on the basis of the measured actual magnetic field Hl. In this variant, the actual magnetic field Hl of the magnets 6, 7 measured before mounting the magnets 6, 7 / of the position indicator 5 and the positioning / Ausriehtung of the magnets 6, 7 / of the position indicator 5 adjusted accordingly. For this purpose, a corresponding measuring device is provided in a mounting device, for example a Hall sensor with an associated evaluation electronics. It is possible in this case to measure the actual magnetic field Hl once in order to derive therefrom the required position / orientation of the magnets 6, 7 / of the position indicator 5. Alternatively, the process can also be carried out iteratively, that is, after a positioning / alignment of the magnets 6, 7 / of the position indicator 5, the actual magnetic field Hl is measured again to derive an improved position / orientation. This process is carried out until the actual magnetic field Hl is within a tolerance range HT of a desired magnetic field HS defined relative to the main body 2.
Of course, it is also conceivable that the actual magnetic field Hl of the magnets 6, 7 is measured in relation to their outer shape or an outer shape of the position indicator 5 and the positioning / alignment of the magnets 6, 7 takes place on the basis of said outer shape. In this variant of the production method, the positioning and / or alignment of the actual magnetic field H1 relative to the base body 2 is thus effected by first determining the actual magnetic field Hl of the magnets 6, 7 in relation to the position indicator 5. With this knowledge, the positioning / alignment of the position indicator 5 can be done in a further step on the basis of its outer shape. A measurement of the actual magnetic field Hl for positioning / alignment of the position indicator 5 relative to the base body 2 is therefore not necessary, it is sufficient to determine the actual magnetic field Hl of the magnets 6, 7 relative to the position indicator 5. Thus, the production process may be easier be designed. As an alternative or in addition to the variant mentioned, the actual magnetic field H 1 of the magnets 6, 7 can also be determined in relation to their outer shape relative to their outer shape relative to the position indicator 5 or to the main body 2 Positionin-ren / align.
In the positioning and / or alignment of the magnets 6, 7 in or on the position indicator 5, it is possible in a preferred variant to fix the magnets 6, 7 in a predetermined geometric position and / or orientation in or on the position indicator 5 and thereafter to position and / or align the position indicator 5 based on the measured actual magnetic field Hl relative to the base body 2. As a rule, the magnets 6, 7 are cuboid or cylindrical and are fixed in this variant without regard to their actual magnetization in or on the position indicator 5, for example by being inserted into prepared recesses in a housing of the position indicator 5. It is advantageous in this case also if the magnets 6, 7 are magnetized after installation in or on the position indicator 5.
Alternatively, however, it is also conceivable that the magnets 6, 7 are positioned relative to the position indicator in or on the basis of the measured actual magnetic field Hl and / or aligned and the position indicator 5 in a predetermined geometric position and / or orientation relative to the base body 2 becomes. The magnets 6, 7 are thus secured in this variant, taking into account their actual magnetization in or on the position indicator 5. As a result, misalignments of the magnetic field with respect to the geometric axes of the generally parallelepiped or cylindrical magnets 6, 7 can already be corrected during the production of the position indicator 5. The Positionie tion / orientation of the position indicator 5 relative to the base body 2 can therefore be done on the basis of the outer shape of the position indicator 5.
It is also advantageous if the bracket 8 is positioned and / or aligned relative to the base body 2 such that an actual connection surface 15 to the position indicator 5 is within a tolerance range of a desired connection surface defined relative to the base body 2. As a result, the connection surface 15 intended for the position indicator 5 can be roughly aligned during assembly of the console 8 on the base body 2, so that the actual magnetic field H1 is already in the tolerance range HT without further measures the desired magnetic field HS is located. Advantageously, the console 8 to a flat support surface 16 to the main body 2 toward, whereby it can be adjusted during positioning and / or alignment in at least one and at most in three degrees of freedom. As symbolized by arrows in FIG. 4, the console 8 can be displaced in two directions relative to the base body 2 and rotated relative to an axis.
In a further advantageous variant, the positioning / alignment of the position indicator 5 relative to the base body 2 takes place in two stages. In a first step, the console 8 is mounted on the base body 2 and then the position indicator 5 on the console 8. Thereby, it is possible to roughly position / align the joint surface 15 for the position indicator 5, and then to position / align the position indicator 5 accurately on the roughly positioned / aligned joint surface 15.
It is also advantageous if a material of the position indicator 5 is melted in a region to a connecting surface 15 such that said material penetrates into recesses 13, 14 of said connecting surface 15. Preferably, the connecting surface 15 for this purpose has polygonal recesses 13, 14, which are triangular in the concrete example shown. Of course, other forms are possible. In the mentioned embodiment variant of the production method, the position indicator 5 is positioned and / or aligned with respect to the connection surface 15, the material of the position indicator 5 (preferably a thermoplastic) is melted so that it penetrates into the recesses 13, 14 and subsequently cools again. As a result, the position indicator 5 relative to the console 8 are permanently fixed in position despite the vibrations occurring in a transmission. Advantageously, the recesses 13, 14 have undercut edges, so that the attachment of the position indicator 5 on the console 8 is further improved. 14/25 N2013 / 00100 14
For example, the housing of the position indicator 5 may consist of a thermoplastic and be melted by means of an ultrasonic welding process. In this case, the magnets 6 and 7 and a magnet 6 and 7 connecting pole plate can be embedded. It is therefore conceivable that in the figures not the magnets 6 and 7 are not directly, but a surrounding housing of the position indicator 5 are visible. Of course, other joining methods can also be used instead of the ultrasonic welding method, for example welding with a heating stamp or gluing the parts together.
In the case illustrated in FIG. 3, it is assumed that the position indicator 5 rests flat on the connecting surface 15. But this is not necessarily the case. It is also conceivable that the position indicator 5 can be slightly tilted relative to the connecting surface 15, that is to say can be rotated about its vertical axis.
Finally, the shift fork 1 is subjected to a test as to whether said actual magnetic field Hl is within a tolerance range HT of a desired magnetic field HS defined relative to the main body 2. If the test is negative, the shift fork 1 can be reworked accordingly or, if this is not possible, fed to a reject container.
The embodiments show possible embodiments of a shift fork 1 according to the invention, it being noted at this point that the invention is not limited to the specifically illustrated embodiments thereof. In particular, it is noted that the illustrated shift fork 1 may in reality also comprise more or fewer components than illustrated.
For the sake of the order, it should finally be pointed out that the shift fork 1, as well as its components, have been shown partly out of scale and / or enlarged and / or reduced in size for a better understanding of their design. 15/25 N2013 / 00100 15
The task underlying the independent inventive solutions can be taken from the description. 16/25 N2013 / 00100
REFERENCE SIGNS LIST 1 shift fork 2 main body 3 forked extension 4 forked extension 5 position indicator 6 magnet 7 magnet 8 bracket 9 slider 10 slider 11 linear ball guide 12 linear ball guide 13 recess 14 recess 15 connecting surface 16 contact surface Hl actual magnetic field HS target magnetic field HT tolerance range 17/25 N2013 / 00100
权利要求:
Claims (14)
[1]
1. A method for producing a shift fork (1) for a transmission, comprising the steps of: providing a base body (2) with fork-shaped extensions (3, 4) and attaching a magnetic position indicator (5), in or on which at least one magnet (6, 7) is arranged on the base body (2), characterized in that a by the at least one magnet (6, 7) caused actual magnetic field (Hl) is measured and the at least one magnet (6, 7) such is positioned and / or aligned relative to the base body (2) that said actual magnetic field (Hl) in a tolerance range (HT) of a relative to the base body (2) defined target magnetic field (HS) is located.
[2]
2. The method according to claim 1, characterized in that the positioning / alignment of the at least one magnet (6, 7) takes place directly on the basis of the measured actual magnetic field (Hl).
[3]
3. The method according to claim 1, characterized in that the actual magnetic field (Hl) of the at least one magnet (6, 7) in relation to its outer shape or an outer shape of the position indicator (5) is measured and the positioning / alignment of at least one magnet (6, 7) takes place on the basis of said external shape.
[4]
4. The method according to any one of claims 1 to 3, characterized in that the actual magnetic field (Hl) is measured in terms of its strength and / or orientation and the positioning / alignment of the at least one magnet (6, 7) in terms of strength and / or alignment of the actual magnetic field (Hl) in relation to the strength and / or orientation of the desired magnetic field (HS) takes place. 18/25 N2013 / 00100 2
[5]
5. The method according to any one of claims 1 to 4, characterized in that the at least one magnet (6, 7) in a predetermined geometric position and / or orientation in or on the position indicator (5) is fixed and the position indicator (5) based the measured actual magnetic field (Hl) is positioned relative to the base body (2) and / or aligned.
[6]
6. The method according to claim 5, characterized in that the at least one magnet (6, 7) is magnetized after installation in or on the position indicator (5).
[7]
7. The method according to any one of claims 1 to 4, characterized in that the at least one magnet (6, 7) based on the measured actual magnetic field (Hl) is positioned relative to the position indicator (5) in or on this and / or aligned and the position indicator (5) is arranged in a predetermined geometric position and / or orientation relative to the base body (2).
[8]
8. The method according to any one of claims 1 to 7, characterized in that the position indicator (5) via a console (8) with the main body (2) is connected.
[9]
9. The method according to claim 8, characterized in that the bracket (8) is positioned relative to the base body (2) and / or aligned, that an actual connection surface (15) to the position indicator (5) in a tolerance range relative to the base body (2) defined target connection surface is located.
[10]
10. The method according to claim 9, characterized in that the con sole (8) has a flat bearing surface (16) to the base body (2) out and is set during positioning and / or alignment in at least one and at most in three degrees of freedom. 19/25 N2013 / 00100 3
[11]
11. The method according to any one of claims 8 to 10, characterized in that first the console (8) on the base body (2) and then the position indicator (5) on the console (8) are attached.
[12]
12. The method according to any one of claims 1 to 11, characterized in that a material of the position indicator (5) is melted in a region to a connecting surface (15) such that said material in recesses (13, 14) of said connecting surface ( 15) penetrates.
[13]
13. The method according to claim 12, characterized in that said material in polygonal, in particular substantially triangular, recesses (13, 14) penetrates.
[14]
14. The method according to any one of claims 1 to 13, characterized in that the shift fork (1) after mounting the position indicator (5) is subjected to a test, if said actual magnetic field (Hl) in a tolerance range (HT) of a relative to the main body (2) defined target magnetic field (HS) is, wherein the shift fork (1) is post-processed or fed to a reject container at negative output of the test. 20/25 N2013 / 00100
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同族专利:
公开号 | 公开日
DE102014100433A1|2014-07-24|
CN103940331A|2014-07-23|
AT513891B1|2015-05-15|
CN103940331B|2018-02-23|
引用文献:
公开号 | 申请日 | 公开日 | 申请人 | 专利标题
EP1637779A1|2004-09-20|2006-03-22|FSG Automotive AG|Shift fork for an automatic transmission|
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法律状态:
2021-09-15| MM01| Lapse because of not paying annual fees|Effective date: 20210123 |
优先权:
申请号 | 申请日 | 专利标题
ATA50047/2013A|AT513891B1|2013-01-23|2013-01-23|Method for producing a shift fork for a transmission|ATA50047/2013A| AT513891B1|2013-01-23|2013-01-23|Method for producing a shift fork for a transmission|
DE201410100433| DE102014100433A1|2013-01-23|2014-01-16|Method for manufacturing shift fork for transmission, involves orienting position of magnet relative to base such that tolerance range of magnetic field in base is defined relative to target magnetic field|
CN201410031164.0A| CN103940331B|2013-01-23|2014-01-23|For the method for the selector fork for manufacturing speed changer|
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