CN204565569U - For the frock of the first clutch and travelling gear that assemble automatic transmission - Google Patents
For the frock of the first clutch and travelling gear that assemble automatic transmission Download PDFInfo
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- CN204565569U CN204565569U CN201520261634.2U CN201520261634U CN204565569U CN 204565569 U CN204565569 U CN 204565569U CN 201520261634 U CN201520261634 U CN 201520261634U CN 204565569 U CN204565569 U CN 204565569U
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- guide pad
- travelling gear
- clutch
- installing hole
- connecting portion
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Abstract
The utility model relates to a kind of frock of first clutch and travelling gear for assembling automatic transmission, comprise a clamp body, the installing hole of a up/down perforation is offered in clamp body, also comprise the first guide pad for the outer hub of fit on first clutch, the first guide pad is detachably arranged on the upper surface of the clamp body being positioned at installing hole surrounding; Also comprise the second guide pad for fit on travelling gear, the second guide pad is positioned at the top of the first guide pad; The upper connecting portion of the second guide pad is inserted in the centre bore of travelling gear, for realizing the centralized positioning of travelling gear on the second guide pad, the end face of travelling gear large end place welding seam is resisted against on ring-shaped step, for realizing the axial location of travelling gear on the second guide pad, and the inwall of welding seam and the first guide pad is on same straight line up and down.Substantially increase efficiency of assembling, after erection welding, qualification rate is high.
Description
Technical field
The utility model relates to a kind of frock of first clutch and travelling gear for assembling automatic transmission.
Background technology
Along with society's constantly development and progression, the passenger car of automatic transmission becomes the main trend of development gradually, and for the passenger car of automatic catch, automatic transmission becomes the technical pattern of its core, its automatic transmission structure of different vehicles is also not quite similar, wherein comparatively common are 4AT and 8AT, but no matter be 8AT or 4AT, it is primarily of fluid torque-converter, slide box, organize planet row more and (comprise clutch (C), planetary gearsets, brake (B) etc.) composition, and just describe so a kind of automatic transmission in Chinese invention patent (CN104179903A).
Automatic transmission disclosed in this patent above-mentioned comprises and is arranged on two axle systems in a shared mission case, three commutating tooth wheels, three planetary gearsets, 4 clutches (C1, C2, C3, C4) and 2 brakes (B1, B2), certainly this speed changer also comprises remaining structure, the concrete content with reference to above-mentioned invention disclosed patent notes, this is no longer going to repeat them.
Above-mentioned first axle system is positioned at transmission side, and comprise the first axle, the 3rd axle, the 4th axle, the 5th axle and the 6th axle, power inputs from the first axle;
Second axle system is positioned at slave end, and comprise the second axle, the 7th axle, the 8th axle, the 9th axle and the tenth axle, power exports from the second axle;
When the power transmission of above-mentioned first axle is to the second axle, need by the 5th axle and the 8th axle as intermediate transfer part, be specially: the 5th axle is connected by commutating tooth wheels with the 8th axle, commutating tooth wheels comprise a driving gear and a driven gear, this driving gear is fixed on the 5th axle, driven gear is fixed on the 8th axle, thus completes the transmission between power.
When practical set, 8AT is because of compact conformation, above-mentioned driving gear and the outer hub electron beam of first clutch (C1) need be welded together, and first driving gear and first clutch (C1) outer hub are assembled together before welding, even if the upper surface seam obtaining driving gear inserts in the outer hub of first clutch, when completing both assemblings, used hot charging to join in the past, first clutch (C1) outer hub is heated to 160-200 DEG C, being assembled on above-mentioned driving gear by first clutch (C1) outer hub rapidly, mainly there is following defect in which:
When 1, using oven heat first clutch (C1) outer hub, be generally 40/hour, efficiency is low.
2, because first clutch (C1) outer hub is thin-wall part (wall thickness is 2.5mm), press-fit seam short, distortion is comparatively large, and postwelding assembly amount of unbalance is large, and qualification rate is low.
Utility model content
Technical problem to be solved in the utility model is: the frock providing a kind of first clutch and travelling gear for assembling automatic transmission, to solve the existing mode adopting assembling first clutch and travelling gear, there is the technical problem that efficiency of assembling is low, the rear qualification rate of assembling is low.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of frock of the first clutch and travelling gear for assembling automatic transmission, comprises a clamp body vertically arranged, offers the installing hole of a up/down perforation in described clamp body;
Also comprise the first guide pad for the outer hub of fit on first clutch, described first guide pad is detachably arranged on the upper surface of the described clamp body being positioned at described installing hole surrounding;
Described first guide pad offers the first inner chamber, the bottom of described first inner chamber is the through hole of a up/down perforation, and described through hole overlaps with the center line of described installing hole, the outer hub sleeve of described first clutch is on the outer wall of described first guide pad, and the outer inwall of hub of described first clutch and the inwall of described first guide pad are located on the same line up and down;
Also comprise the second guide pad for fit on travelling gear, described second guide pad is positioned at the top of described first guide pad;
Described second guide pad is corresponding with described first inner chamber upper-lower position, the lower surface of described second guide pad has an outward extending lower connecting portion, described lower connecting portion passes described through hole and is slidably mounted in described installing hole, the upper end of described second guide pad offers the second inner chamber, the upper connecting portion with the centre bore adaptation of travelling gear is provided with in described second inner chamber, described upper connecting portion is inserted in the centre bore of described travelling gear, for realizing the centralized positioning of described travelling gear on described second guide pad, and the small end of described travelling gear stretches in described second inner chamber, and the center line of described upper connecting portion and lower connecting portion all overlaps with the center line of described installing hole,
The upper surface of described second guide pad and the outer wall intersection of the second guide pad offer a ring-shaped step, the end face of described travelling gear large end place welding seam is resisted against on described ring-shaped step, for realizing the axial location of described travelling gear on described second guide pad, and the inwall of described welding seam and described first guide pad is on same straight line up and down.
As improving further, in described installing hole, a sliding bearing is installed, the upper end of described sliding bearing is provided with sealing ring on, described lower connecting portion passes described upper sealing ring and stretches in described sliding bearing, and forms the hermetically-sealed construction of described sliding bearing upper end between described lower connecting portion, upper sealing ring and corresponding described installing hole inwall;
The described installing hole be positioned at below described lower connecting portion is provided with a central shaft, one end and the described lower connecting portion of described central shaft are threaded connection, a lower seal is provided with between the inwall of the other end and described installing hole, and the bottom being positioned at described lower seal is provided with a pressing plate, described pressing plate is connected with described central shaft by securing member, and forms the hermetically-sealed construction of described sliding bearing lower end between described central shaft, lower seal and corresponding described installing hole inwall.
As improving further, elastic damping unit is provided with in described installing hole between described sliding bearing and described lower seal, described elastic damping cell layout is in the surrounding of described central shaft, and one end of described elastic damping unit is fixedly connected with described central shaft, on the undertaking step that the inwall that the other end is fixed on described installing hole is formed.
As improving further, described clamp body is installed an atomizer, described atomizer is communicated with the inwall of the described installing hole being positioned at described elastic damping unit surrounding.
As improving further, the lower end being positioned at described second guide pad of described lower connecting portion surrounding is second step structure, the inwall of described first inner chamber is first step structure, and the step surface of described second step structure is just right one by one up and down with the step surface of described first step structure respectively.
As improving further, be provided with a pressure head above described travelling gear, the lower pressure surface of described pressure head is the consistent plane of the end face structure corresponding with described travelling gear.
As improving further, described clamp body has a mounting seat for being connected with the operating platform of forcing press.
After have employed technique scheme, the beneficial effects of the utility model are:
Assembling both realizing after outer for first clutch hub and travelling gear are press-fited by this frock, by the outer hub sleeve of first clutch on the outer wall of the first guide pad, and the outer inwall of hub of first clutch and the inwall of the first guide pad are located on the same line up and down; And make the welding seam at travelling gear large end place and the inwall of described first guide pad be on same straight line up and down, when pressing down the second guide pad, ensure that travelling gear fits in the outer hub of first clutch, whole operating process is time saving and energy saving, substantially increases efficiency of assembling, solves the problem on deformation that tradition adopts hot charging to bring, decrease thermal stress, after welding, part deformation is little, and residual unbalance, is little, thus significantly improves welding and to roll off the production line qualification rate.
Because whole frock adopts the critical piece of clamp body, guide pad, central shaft, elastic shock attenuation unit and hermetically-sealed construction etc., overall structure is simple, and operating process automaticity is high, reasonable in design.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the partial enlargement diagram of A in Fig. 1;
Fig. 3 is the partial enlargement diagram of B in Fig. 1;
In figure, 1, clamp body, 10, installing hole, 2, first guide pad, 20, first inner chamber, 21, first step structure, 3, second guide pad, 30, second inner chamber, 31, upper connecting portion, 32, lower connecting portion, 33, ring-shaped step, 34, second step structure, 4, central shaft, 5, sliding bearing, 6, upper sealing ring, 7, lower seal, 8, pressing plate, 9, securing member, 11, elastic damping unit, 12, the outer hub of first clutch, 13, travelling gear, 130, welding seam, 14, atomizer, 15, mounting seat, 16, pressure head, 17, accept step.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As shown in fig. 1, a kind of frock of the first clutch and travelling gear for assembling automatic transmission, comprise a clamp body 1 vertically arranged, the installing hole 10 of a up/down perforation is offered in clamp body 1, detachable on the upper surface being positioned at the clamp body 1 of installing hole 10 surrounding the first guide pad 2 is installed, the outer hub 12 of first clutch is assemblied on the first guide pad 2, first guide pad 2 offers the first inner chamber 20, the bottom of the first inner chamber 20 is the through hole of a up/down perforation, and through hole overlaps with the center line of installing hole 10, the outer hub 12 of first clutch is enclosed within the outer wall of the first guide pad 2, and the outer inwall of hub 12 of first clutch and the inwall of the first guide pad 2 are located on the same line up and down, utilize the outer hub 12 of the first guide pad 2 fit on first clutch.
Also comprise the top that the second guide pad 3, second guide pad 3 is positioned at the first guide pad 2, for assembling travelling gear, second guide pad 3 is corresponding with the first inner chamber 20 upper-lower position of above-mentioned first guide pad 2, can not produce because of the existence of the first guide pad 2 when ensureing that the second guide pad 3 moves downward and hinder, the lower surface of the second guide pad 3 has an outward extending lower connecting portion 32, this lower connecting portion 32 passes above-mentioned through hole and is slidably mounted in above-mentioned installing hole 10, the upper end of above-mentioned second guide pad 3 offers the second inner chamber 30, the upper connecting portion 31 with the centre bore adaptation of travelling gear 13 is provided with in this second inner chamber 30, on this, connecting portion 31 is inserted in the centre bore of above-mentioned travelling gear 13, for realizing the centralized positioning of travelling gear 13 on above-mentioned second guide pad 3, and the small end of travelling gear 13 stretches in the second inner chamber 30, the center line of above-mentioned upper connecting portion 31 and lower connecting portion 32 all overlaps with the center line of above-mentioned installing hole 10,
The upper surface of the second guide pad 3 and the outer wall intersection of the second guide pad 3 offer a ring-shaped step 33, the end face of travelling gear large end place welding seam 130 is resisted against on ring-shaped step 33, for realizing the axial location of travelling gear 13 on the second guide pad 3, and the inwall of welding seam 130 and the first guide pad 2 is on same straight line up and down.The second guide pad 3 is utilized to realize the centralized positioning of travelling gear 13 on the second guide pad 3 and axial location, ensure that the inner wall position of the outer hub 12 of the position of the welding seam 130 of travelling gear 13 and first clutch is corresponding simultaneously, when ensureing that the second guide pad 3 moves downward, the welding seam 130 of travelling gear 13 can fit in the outer hub 12 of first clutch.
Above above-mentioned travelling gear 13, be provided with a pressure head 16, the lower pressure surface of this pressure head 16 is the consistent plane of the end face structure corresponding with travelling gear 13.
Clamp body 1 has a mounting seat 15 for being connected with the operating platform of forcing press, is arranged on the operating platform of forcing press by clamp body 1 by securing member.
Press the second guide pad 3 by forcing press, and when the second guide pad 3 presses down the first guide pad 2, guide pad all can on be subject to certain pressure, avoid guide pad too thin, press middle mutability, can by guide pad according to following vibrational power flow:
The lower end of the second guide pad 3 being positioned at lower connecting portion 32 surrounding is set to second step structure 34, the inwall of the first inner chamber 20 of the first guide pad 2 is set to first step structure 21, and the step surface of second step structure 34 is just right one by one up and down with the step surface of first step structure 21 respectively, is subject to obstruction and the interference of the first guide pad 2 when avoiding the second guide pad 3 to move downward.
Movement locus place during in order to ensure that the second guide pad 3 moves downward on the same line, can adopt following structure to realize:
In above-mentioned installing hole 10, a sliding bearing 5 is installed, the upper end of this sliding bearing 5 is provided with sealing ring 6 on, above-mentioned lower connecting portion 32 passes above-mentioned upper sealing ring 6 and stretches in sliding bearing 5, and lower connecting portion 32, between upper sealing ring 6 and corresponding installing hole inwall, forming the hermetically-sealed construction of sliding bearing 5 upper end, this hermetically-sealed construction is as shown in Figure 2;
The installing hole 10 be positioned at below lower connecting portion 32 is provided with a central shaft 4, one end and the lower connecting portion 32 of central shaft 4 are threaded connection, a lower seal 7 is provided with between the inwall of the other end and installing hole 10, and the bottom being positioned at lower seal 7 is provided with a pressing plate 8, pressing plate 8 is connected with central shaft 4 by securing member, and central shaft 4, the hermetically-sealed construction of sliding bearing 5 lower end is formed between lower seal 7 and corresponding installing hole inwall, this hermetically-sealed construction as shown in Figure 3, by above-mentioned two hermetically-sealed constructions, dust can be avoided to enter in the airtight cavity of formation, ensure the service life of sliding bearing 5 and the service life etc. of miscellaneous part.
For the ease of picking and placeing the second guide pad 3 pressed down, following structure can be set in installing hole 10:
In installing hole 10 between sliding bearing 5 and lower seal 7, elastic damping unit 11 is set, this elastic damping unit 11 adopts spring, by the surrounding of layout of spring at central shaft 4, and one end of spring is fixedly connected with central shaft 4, on the undertaking step 17 that the inwall that the other end is fixed on installing hole 10 is formed, when second guide pad 3 is depressed into spring, spring is subject to the effect of power, alternating compression storage power, the effect of absorbing can also be played simultaneously, after completing pressing action, spring stretches pushes up on the second guide pad 3, is convenient to taking-up second guide pad 3; Spring is connected with central shaft 4, can ensure not to be distorted in camber of spring process.
For the ease of realizing lubrication to sliding bearing 5, improving the service life of sliding bearing 5, can lubrication system be set:
Namely on clamp body 1, install an atomizer 14, this atomizer 14 is communicated with the inwall of the installing hole 10 being positioned at spring surrounding, and atomizer 14 is arranged on this position, can be communicated with, prevent leakage of oil with the airtight cavity of above-mentioned formation.
When concrete operations use, first clamp body 1 is arranged on the operating platform of servo-pressing machine, outer for first clutch hub 12 is assemblied on the first guide pad 2, travelling gear 13 is assemblied on the second guide pad 3, start and press-fit program, pressure head 16 is utilized to press the second guide pad 3, second guide pad 3 is moved downward, namely connecting portion 32 slide downward in sliding bearing 5 is descended, central shaft 4 also moves downward together simultaneously, be pressed onto spring position rear spring to be compressed, travelling gear 13 enters in the outer hub 12 of first clutch under the guiding of the second guide pad 3 simultaneously;
After second guide pad 3 is released, spring stretches gives the second guide pad 3 active force upwards, and the second guide pad 3 is moved upward, band central shaft 4 recovers initial position, now can take off the second guide pad 3 easily, whole process 15-20 second, greatly increase work efficiency.
If the first guide pad 2 is in use damaged, changing new part after pulling down can use.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (7)
1. for the frock of the first clutch and travelling gear that assemble automatic transmission, it is characterized in that, comprise a clamp body vertically arranged, in described clamp body, offer the installing hole of a up/down perforation;
Also comprise the first guide pad for the outer hub of fit on first clutch, described first guide pad is detachably arranged on the upper surface of the described clamp body being positioned at described installing hole surrounding;
Described first guide pad offers the first inner chamber, the bottom of described first inner chamber is the through hole of a up/down perforation, and described through hole overlaps with the center line of described installing hole, the outer hub sleeve of described first clutch is on the outer wall of described first guide pad, and the outer inwall of hub of described first clutch and the inwall of described first guide pad are located on the same line up and down;
Also comprise the second guide pad for fit on travelling gear, described second guide pad is positioned at the top of described first guide pad;
Described second guide pad is corresponding with described first inner chamber upper-lower position, the lower surface of described second guide pad has an outward extending lower connecting portion, described lower connecting portion passes described through hole and is slidably mounted in described installing hole, the upper end of described second guide pad offers the second inner chamber, the upper connecting portion with the centre bore adaptation of travelling gear is provided with in described second inner chamber, described upper connecting portion is inserted in the centre bore of described travelling gear, for realizing the centralized positioning of described travelling gear on described second guide pad, and the small end of described travelling gear stretches in described second inner chamber, the center line of described upper connecting portion and lower connecting portion all overlaps with the center line of described installing hole,
The upper surface of described second guide pad and the outer wall intersection of the second guide pad offer a ring-shaped step, the end face of described travelling gear large end place welding seam is resisted against on described ring-shaped step, for realizing the axial location of described travelling gear on described second guide pad, and the inwall of described welding seam and described first guide pad is on same straight line up and down.
2. the frock of the first clutch and travelling gear for assembling automatic transmission according to claim 1, it is characterized in that, in described installing hole, a sliding bearing is installed, the upper end of described sliding bearing is provided with sealing ring on, described lower connecting portion passes described upper sealing ring and stretches in described sliding bearing, and forms the hermetically-sealed construction of described sliding bearing upper end between described lower connecting portion, upper sealing ring and corresponding described installing hole inwall;
The described installing hole be positioned at below described lower connecting portion is provided with a central shaft, one end and the described lower connecting portion of described central shaft are threaded connection, a lower seal is provided with between the inwall of the other end and described installing hole, and the bottom being positioned at described lower seal is provided with a pressing plate, described pressing plate is connected with described central shaft by securing member, and forms the hermetically-sealed construction of described sliding bearing lower end between described central shaft, lower seal and corresponding described installing hole inwall.
3. the frock of the first clutch and travelling gear for assembling automatic transmission according to claim 2, it is characterized in that, elastic damping unit is provided with in described installing hole between described sliding bearing and described lower seal, described elastic damping cell layout is in the surrounding of described central shaft, and one end of described elastic damping unit is fixedly connected with described central shaft, on the undertaking step that the inwall that the other end is fixed on described installing hole is formed.
4. the frock of the first clutch and travelling gear for assembling automatic transmission according to claim 3, it is characterized in that, described clamp body is installed an atomizer, described atomizer is communicated with the inwall of the described installing hole being positioned at described elastic damping unit surrounding.
5. the frock of the first clutch and travelling gear for assembling automatic transmission according to claim 1, it is characterized in that, the lower end being positioned at described second guide pad of described lower connecting portion surrounding is second step structure, the inwall being positioned at described first inner chamber of described through hole surrounding is first step structure, and the step surface of described second step structure is just right one by one up and down with the step surface of described first step structure respectively.
6. the frock of the first clutch and travelling gear for assembling automatic transmission according to claim 1, it is characterized in that, be provided with a pressure head above described travelling gear, the lower pressure surface of described pressure head is the consistent plane of the end face structure corresponding with described travelling gear.
7. the frock of the first clutch and travelling gear for assembling automatic transmission according to claim 6, is characterized in that, described clamp body has a mounting seat for being connected with the operating platform of forcing press.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520261634.2U CN204565569U (en) | 2015-04-27 | 2015-04-27 | For the frock of the first clutch and travelling gear that assemble automatic transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520261634.2U CN204565569U (en) | 2015-04-27 | 2015-04-27 | For the frock of the first clutch and travelling gear that assemble automatic transmission |
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| CN204565569U true CN204565569U (en) | 2015-08-19 |
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| CN201520261634.2U Active CN204565569U (en) | 2015-04-27 | 2015-04-27 | For the frock of the first clutch and travelling gear that assemble automatic transmission |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108568654A (en) * | 2017-09-27 | 2018-09-25 | 湖南吉盛国际动力传动系统有限公司 | The outer hub piston guiding device for press mounting of speed changer and piston pressing method |
| CN114749858A (en) * | 2022-06-02 | 2022-07-15 | 北京理工大学长三角研究院(嘉兴) | Six-hole coaxial tool for special vehicle transmission support assembly |
-
2015
- 2015-04-27 CN CN201520261634.2U patent/CN204565569U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108568654A (en) * | 2017-09-27 | 2018-09-25 | 湖南吉盛国际动力传动系统有限公司 | The outer hub piston guiding device for press mounting of speed changer and piston pressing method |
| CN108568656A (en) * | 2017-09-27 | 2018-09-25 | 湖南吉盛国际动力传动系统有限公司 | The outer hub piston guiding device for press mounting of speed changer and piston pressing method |
| CN114749858A (en) * | 2022-06-02 | 2022-07-15 | 北京理工大学长三角研究院(嘉兴) | Six-hole coaxial tool for special vehicle transmission support assembly |
| CN114749858B (en) * | 2022-06-02 | 2024-01-26 | 北京理工大学长三角研究院(嘉兴) | Six-hole coaxial tool for special vehicle transmission bracket assembly |
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