CN111604842A - Automobile transmission gear assembly fixture - Google Patents
Automobile transmission gear assembly fixture Download PDFInfo
- Publication number
- CN111604842A CN111604842A CN202010436075.XA CN202010436075A CN111604842A CN 111604842 A CN111604842 A CN 111604842A CN 202010436075 A CN202010436075 A CN 202010436075A CN 111604842 A CN111604842 A CN 111604842A
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- China
- Prior art keywords
- taper sleeve
- gear
- tensioning
- fixed
- connecting seat
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
Abstract
The invention discloses an automobile gearbox gear assembly fixture which comprises a tooling plate, wherein a first gear internal expansion assembly, a second gear internal expansion assembly and a third gear internal expansion assembly are respectively arranged at the upper end of the tooling plate. The pneumatic control device controls the air pressure of the three air cylinders, so that the three tensioning taper sleeves are controlled to simultaneously tension the gear inner holes, and finally the purpose of simultaneously grabbing all gears on the automobile gearbox is achieved, so that the operation process of workers is greatly simplified, and the efficiency of the workers is improved; meanwhile, the gear assembling precision is improved by positioning by using the tooling plate, driving the tensioning taper sleeve through the air cylinder and expanding the inner wall of the gear, the gear is prevented from being damaged in the assembling process, the assembling precision of the gear is greatly improved, and the damage of the gear is reduced; meanwhile, a limiting block and a stop block are designed, the straight handle is manually moved along the direction of the linear guide rail, the purpose of switching the position of the third gear internal expansion assembly is achieved, and the purpose of adapting to different automobile gearbox products is finally achieved.
Description
Technical Field
The invention relates to the technical field of automobile assembling fixtures, in particular to an automobile gearbox gear assembling fixture.
Background
In the automobile assembly field, the assembly and splicing of the supports of each part of the automobile are an important process, and in the assembly process, because the automobile parts have certain weight and size, the labor and time are wasted and the working efficiency is low when the automobile parts are assembled manually.
When the automobile differential gear is assembled, the involute gear is required to be overlapped with each other, and because of the virtual line of the involute gear, the assembly generally depends on hand feeling and visual measurement, so that time and labor are not wasted, the precision is not high, and the assembly requirement is difficult to achieve. Meanwhile, the manual work is the assembly of a single gear, a large amount of time is wasted, the efficiency is very underground, and the gear damage is caused by the wire outlet error easily.
Disclosure of Invention
In order to solve the defects mentioned in the background technology, the invention aims to provide the automobile gearbox gear assembly fixture, the invention controls the three tensioning taper sleeves to simultaneously tension the gear inner holes by simultaneously controlling the air pressure of the three air cylinders, and finally achieves the purpose of simultaneously grabbing all the gears on the automobile gearbox, thereby greatly simplifying the operation process of workers and improving the efficiency of the workers;
meanwhile, the gear assembling precision is improved by positioning by using the tooling plate, driving the tensioning taper sleeve through the air cylinder and expanding the inner wall of the gear, the gear is prevented from being damaged in the assembling process, the assembling precision of the gear is greatly improved, and the damage of the gear is reduced;
meanwhile, the invention is provided with a limiting block and a stop block, and the straight handle is manually moved along the direction of the linear guide rail, so that the purpose of switching the position of the third gear internal expansion assembly is achieved, and the purpose of adapting to different automobile gearbox products is finally achieved.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides an automobile transmission gear assembly jig, includes frock board and sets up the handle at the frock board side, the upper end of frock board is provided with subassembly that expands in first gear, the subassembly that expands in second gear and the subassembly that expands in the third gear respectively, and it has two finish machining via holes and a notch that runs through to open on the frock board.
The subassembly expands in the first gear is including fixing the first connecting seat in frock board upper end and fixing the first taper sleeve connecting seat in frock board bottom, and the upper end of first connecting seat is fixed with first cylinder, and the bottom mounting of first taper sleeve connecting seat has first tensioning taper sleeve, and first cylinder connecting rod lateral wall on the first cylinder has first unsteady joint and the axle that expands in through threaded connection, and first unsteady joint sets up in first connecting seat, and the axle that expands in first sets up the below at first tensioning taper sleeve.
The second gear internal expansion assembly comprises a second connecting seat fixed at the upper end of the tooling plate and a second tensioning taper sleeve fixed at the bottom end of the tooling plate, a second air cylinder is fixed at the upper end of the second connecting seat, a second air cylinder connecting rod side wall on the second air cylinder is connected with a second floating joint and a second internal expansion shaft through threads, the second floating joint is arranged in the second connecting seat, and the second internal expansion shaft is arranged below the second tensioning taper sleeve.
The third gear internal expansion assembly comprises a third connecting seat arranged at the upper end of the tooling plate, a third air cylinder is fixed at the upper end of the third connecting seat, a sliding sleeve is fixed at the bottom end of the third connecting seat, a bushing mounting seat is fixed at the bottom end of the sliding sleeve, an oil-free bushing is arranged on the inner wall of the bushing mounting seat, and a sliding plate is installed at the side end of the bushing mounting seat in a threaded manner.
The bottom of frock board is provided with second taper sleeve mount pad, the upper end and the bush mount pad threaded connection of second taper sleeve mount pad, second taper sleeve mount pad bottom bolted connection has the third tensioning taper sleeve, and the third cylinder connecting rod lateral wall threaded connection on the third cylinder has the unsteady joint of third and the axle that expands in the third, and the unsteady joint of third sets up in the third connecting seat, and the axle that expands in the third sets up the below at the third tensioning taper sleeve.
The side of slide is provided with the stopper, and the stopper is fixed in the upper end of frock board, and open the upper end of stopper has a plurality of spacing holes, and the upper end of stopper is provided with the dog of fixing at the slide side, and the dog upper end is provided with the plunger that the activity runs through, and plunger and spacing hole cooperate.
Furthermore, the first inner expanding shaft is in conical contact with the first tensioning taper sleeve, the first air cylinder connecting rod and one of the fine machining through holes are concentrically arranged, and the first air cylinder connecting rod penetrates through the first taper sleeve connecting seat and the first tensioning taper sleeve.
Further, the second inner expanding shaft is in conical contact with the second tensioning taper sleeve, the second cylinder connecting rod and the other finish machining through hole are concentrically arranged, and the second cylinder connecting rod penetrates through the second tensioning taper sleeve.
Further, the slide setting is in the top of notch, and the side of slide is fixed with straight handle through handle connecting seat.
Furthermore, the third inner expanding shaft is in contact with the conical surface of a third tensioning taper sleeve, a third cylinder connecting rod penetrates through the third tensioning taper sleeve, and the third tensioning taper sleeve and the second taper sleeve mounting seat are arranged in the groove.
Furthermore, a linear guide rail fixed on the tooling plate is arranged below the sliding plate, a linear sliding block is arranged on the linear guide rail in a sliding manner, and the linear sliding block is fixedly connected with the bottom end of the sliding plate.
The invention has the beneficial effects that:
1. according to the invention, the air pressure of the three air cylinders is simultaneously controlled, so that the three tensioning taper sleeves are controlled to simultaneously tension the gear inner holes, and finally, the purpose of simultaneously grabbing all gears on the automobile gearbox is achieved, thereby greatly simplifying the operation process of workers and improving the efficiency of the workers;
2. the invention uses the tooling plate for positioning, the tensioning taper sleeve is driven by the air cylinder, and the inner wall of the gear is expanded, so that the assembly precision of the gear is improved, meanwhile, the gear is prevented from being damaged in the assembly process, the assembly precision of the gear is greatly improved, and the damage of the gear is reduced;
3. the invention is provided with a limiting block and a stop block, and the straight handle is manually moved along the direction of the linear guide rail, so that the purpose of switching the position of the internal expansion assembly of the third gear is achieved, and the purpose of adapting to different automobile gearbox products is finally achieved.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view, partly in section, of the overall structure of the invention;
FIG. 3 is a schematic view, partly in section, of the overall structure of the invention;
fig. 4 is a schematic view of the overall structure of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
The utility model provides an automobile transmission gear assembly jig, as shown in fig. 1 and 2, includes frock board 4 and sets up the handle 26 at frock board 4 side, and the upper end of frock board 4 is provided with first gear internal expanding subassembly, second gear internal expanding subassembly and third gear internal expanding subassembly respectively, and it has two finish machining via holes and a notch 34 that runs through to open on frock board 4.
The subassembly that expands in first gear is including fixing first connecting seat 2 in frock board 4 upper end and fixing the first taper sleeve connecting seat 5 in frock board 4 bottom, and the upper end of first connecting seat 2 is fixed with first cylinder 1, and the bottom mounting of first taper sleeve connecting seat 5 has first tensioning taper sleeve 6. The side wall of a first cylinder connecting rod 30 on the first cylinder 1 is connected with a first floating joint 3 and a first inner expansion shaft 7 through threads, the first floating joint 3 is arranged in the first connecting seat 2, the first inner expansion shaft 7 is arranged below the first tensioning taper sleeve 6, the first inner expansion shaft 7 is in conical surface contact with the first tensioning taper sleeve 6, the first cylinder connecting rod 30 and one of the fine machining through holes are concentrically arranged, the first cylinder connecting rod 30 penetrates through the first taper sleeve connecting seat 5 and the first tensioning taper sleeve 6, and the first cylinder connecting rod 30 freely slides in the first taper sleeve connecting seat 5 by driving the first cylinder 1.
As shown in fig. 1 and 2, the second gear internal expansion assembly comprises a second connecting seat 32 fixed at the upper end of the tooling plate 4 and a second tensioning taper sleeve 9 fixed at the bottom end of the tooling plate 4, and a second cylinder 11 is fixed at the upper end of the second connecting seat 32. The lateral wall of a second cylinder connecting rod 31 on the second cylinder 11 is connected with a second floating joint 10 and a second inner expanding shaft 8 through threads, the second floating joint 10 is arranged in a second connecting seat 32, the second inner expanding shaft 8 is arranged below a second tensioning taper sleeve 9, the second inner expanding shaft 8 is in conical surface contact with the second tensioning taper sleeve 9, the second cylinder connecting rod 31 and another finish machining through hole are concentrically arranged, the second cylinder connecting rod 31 penetrates through the second tensioning taper sleeve 9, and the second cylinder connecting rod 31 freely slides in the second tensioning taper sleeve 9 by driving the second cylinder 11.
As shown in fig. 3 and 4, the third gear internal expansion assembly comprises a third connecting seat 20 arranged at the upper end of the tooling plate 4, a third cylinder 23 is fixed at the upper end of the third connecting seat 20, a sliding sleeve 19 is fixed at the bottom end of the third connecting seat 20, a bushing mounting seat 29 is fixed at the bottom end of the sliding sleeve 19, an oil-free bushing 18 is arranged on the inner wall of the bushing mounting seat 29, a sliding plate 21 is installed at the side end of the bushing mounting seat 29 in a threaded manner, the sliding plate 21 is arranged above the notch 34, and a straight handle 27 is fixed at the side end of the sliding plate 21 through a handle connecting seat 28.
The bottom end of the tooling plate 4 is provided with a second taper sleeve mounting seat 17, the upper end of the second taper sleeve mounting seat 17 is in threaded connection with a bushing mounting seat 29, the bottom end of the second taper sleeve mounting seat 17 is in bolted connection with a third tensioning taper sleeve 15, the side wall of a third cylinder connecting rod 33 on a third cylinder 23 is in threaded connection with a third floating joint 24 and a third inner expanding shaft 16, the third floating joint 24 is arranged in a third connecting seat 20, the third inner expanding shaft 16 is arranged below the third tensioning taper sleeve 15, the third inner expanding shaft 16 is in conical surface contact with the third tensioning taper sleeve 15, and the third cylinder connecting rod 33 penetrates through the third tensioning taper sleeve 15. By driving the third cylinder 23, the third cylinder connecting rod 33 slides freely in the third tensioning cone 15, both the third tensioning cone 15 and the second cone mount 17 being arranged in the slot 34.
As shown in fig. 2 and 4, a linear guide 25 fixed on the tooling plate 4 is arranged below the slide plate 21, a linear slider 251 is slidably arranged on the linear guide 25, the linear slider 251 is fixedly connected with the bottom end of the slide plate 21, and the slide plate 21 can slide on the linear guide 25 by pushing the linear handle 27.
As shown in fig. 2, a limiting block 12 is arranged on the side of the sliding plate 21, the limiting block 12 is fixed on the upper end of the tooling plate 4, a plurality of limiting holes 121 are formed in the upper end of the limiting block 12, a stop block 13 fixed on the side end of the sliding plate 21 is arranged on the upper end of the limiting block 12, a plunger 14 movably penetrating through the upper end of the stop block 13 is arranged on the upper end of the stop block, the plunger 14 is matched with the limiting holes 121, and the sliding plate 21 can be adjusted in horizontal position by adjusting the matching of the different.
When the three-gear internal expansion assembly is used, the three sets of gear internal expansion assemblies are fixed at the designated positions of the tooling plate 4, the three positions correspond to the positions of the automobile gearbox box, and meanwhile, the position of the third gear internal expansion assembly is adjustable. Thereby the workman drives three unsteady joint and three cylinder connecting rod through the motion of three cylinder of simultaneous control, upwards stimulates three internal expanding shaft, extrudees three tensioning taper sleeve simultaneously for the taper sleeve external diameter increases, and tensioning gear inner wall reaches the purpose of tensioning three gears in the automobile transmission simultaneously at last.
The first cylinder 1 drives the first inner expansion shaft 7 through the first floating joint 3 and the first cylinder connecting rod 30, so that the first inner expansion shaft 7 and the first tensioning taper sleeve 6 are in contact with the conical surface and are mutually extruded, the outer diameter of the first tensioning taper sleeve is enlarged, and finally the purpose of quickly tensioning the inner hole of the gear is achieved; the second cylinder 11 drives the second inner expanding shaft 8 through the second floating joint 10 and the second cylinder connecting rod 31, so that the second inner expanding shaft 8 and the second tensioning taper sleeve 9 contact conical surfaces and are mutually extruded, the outer diameter of the second tensioning taper sleeve 9 is enlarged, and finally the purpose of quickly tensioning the inner hole of the gear is achieved; the third cylinder 21 drives the third inner expanding shaft 16 through the third floating joint 24 and the third cylinder connecting rod 33, so that the third inner expanding shaft 16 and the third tensioning taper sleeve 15 contact conical surfaces to be mutually extruded, the outer diameter of the third tensioning taper sleeve 15 is enlarged, and finally the purpose of quickly tensioning the inner hole of the gear is achieved. And meanwhile, the air pressure of the first air cylinder 1, the air pressure of the second air cylinder 11 and the air pressure of the third air cylinder 23 are controlled, so that the first tensioning taper sleeve 6, the second tensioning taper sleeve 9 and the third tensioning taper sleeve 15 simultaneously tension inner holes of the gears, and finally the purpose of simultaneously grabbing all the gears on the automobile gearbox is achieved.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (6)
1. The automobile gearbox gear assembly fixture comprises a tooling plate (4) and a handle (26) arranged at the side end of the tooling plate (4), and is characterized in that a first gear internal expansion assembly, a second gear internal expansion assembly and a third gear internal expansion assembly are respectively arranged at the upper end of the tooling plate (4), and two finish machining through holes and a through notch (34) are formed in the tooling plate (4);
the first gear internal expansion assembly comprises a first connecting seat (2) fixed at the upper end of a tooling plate (4) and a first taper sleeve connecting seat (5) fixed at the bottom end of the tooling plate (4), a first air cylinder (1) is fixed at the upper end of the first connecting seat (2), a first tensioning taper sleeve (6) is fixed at the bottom end of the first taper sleeve connecting seat (5), a first floating joint (3) and a first internal expansion shaft (7) are connected to the side wall of a first air cylinder connecting rod (30) on the first air cylinder (1) through threads, the first floating joint (3) is arranged in the first connecting seat (2), and the first internal expansion shaft (7) is arranged below the first tensioning taper sleeve (6);
the second gear internal expansion assembly comprises a second connecting seat (32) fixed at the upper end of the tooling plate (4) and a second tensioning taper sleeve (9) fixed at the bottom end of the tooling plate (4), a second air cylinder (11) is fixed at the upper end of the second connecting seat (32), the side wall of a second air cylinder connecting rod (31) on the second air cylinder (11) is connected with a second floating joint (10) and a second internal expansion shaft (8) through threads, the second floating joint (10) is arranged in the second connecting seat (32), and the second internal expansion shaft (8) is arranged below the second tensioning taper sleeve (9);
the third gear internal expansion assembly comprises a third connecting seat (20) arranged at the upper end of the tooling plate (4), a third cylinder (23) is fixed at the upper end of the third connecting seat (20), a sliding sleeve (19) is fixed at the bottom end of the third connecting seat (20), a bushing mounting seat (29) is fixed at the bottom end of the sliding sleeve (19), an oil-free bushing (18) is arranged on the inner wall of the bushing mounting seat (29), and a sliding plate (21) is installed at the side end of the bushing mounting seat (29) in a threaded manner;
a second taper sleeve mounting seat (17) is arranged at the bottom end of the tooling plate (4), the upper end of the second taper sleeve mounting seat (17) is in threaded connection with a bushing mounting seat (29), a third tensioning taper sleeve (15) is in bolted connection with the bottom end of the second taper sleeve mounting seat (17), a third floating joint (24) and a third inner expansion shaft (16) are in threaded connection with the side wall of a third cylinder connecting rod (33) on a third cylinder (23), the third floating joint (24) is arranged in a third connecting seat (20), and the third inner expansion shaft (16) is arranged below the third tensioning taper sleeve (15);
the side of slide (21) is provided with stopper (12), and stopper (12) are fixed in the upper end of frock board (4), and open the upper end of stopper (12) has a plurality of spacing holes (121), and the upper end of stopper (12) is provided with dog (13) of fixing at slide (21) side, and dog (13) upper end is provided with plunger (14) that the activity runs through, and plunger (14) and spacing hole (121) cooperate.
2. The automobile gearbox gear assembly fixture as recited in claim 1, wherein the first inner expanding shaft (7) is in conical surface contact with the first tensioning taper sleeve (6), the first cylinder connecting rod (30) and one of the fine machining through holes are concentrically arranged, and the first cylinder connecting rod (30) penetrates through the first taper sleeve connecting seat (5) and the first tensioning taper sleeve (6).
3. The automobile transmission gear assembling jig is characterized in that the second inner expanding shaft (8) is in conical surface contact with the second tensioning taper sleeve (9), a second cylinder connecting rod (31) and another finish machining through hole are concentrically arranged, and the second cylinder connecting rod (31) penetrates through the second tensioning taper sleeve (9).
4. The jig for assembling gears of automobile transmission gears according to claim 3, wherein the slide plate (21) is disposed above the notch (34), and the straight handle (27) is fixed to the side end of the slide plate (21) through the handle connecting seat (28).
5. The automobile transmission gear assembling jig is characterized in that the third inner expanding shaft (16) is in conical surface contact with a third tensioning taper sleeve (15), a third cylinder connecting rod (33) penetrates through the third tensioning taper sleeve (15), and the third tensioning taper sleeve (15) and the second taper sleeve mounting seat (17) are arranged in the notch (34).
6. The automobile transmission gear assembling jig is characterized in that a linear guide rail (25) fixed on the tool plate (4) is arranged below the sliding plate (21), a linear sliding block (251) is arranged on the linear guide rail (25) in a sliding mode, and the linear sliding block (251) is fixedly connected with the bottom end of the sliding plate (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010436075.XA CN111604842A (en) | 2020-05-21 | 2020-05-21 | Automobile transmission gear assembly fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010436075.XA CN111604842A (en) | 2020-05-21 | 2020-05-21 | Automobile transmission gear assembly fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111604842A true CN111604842A (en) | 2020-09-01 |
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ID=72194469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010436075.XA Pending CN111604842A (en) | 2020-05-21 | 2020-05-21 | Automobile transmission gear assembly fixture |
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|---|---|
| CN (1) | CN111604842A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113091860A (en) * | 2021-03-26 | 2021-07-09 | 广州旺特机电设备有限公司 | Yarn weighing equipment |
-
2020
- 2020-05-21 CN CN202010436075.XA patent/CN111604842A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113091860A (en) * | 2021-03-26 | 2021-07-09 | 广州旺特机电设备有限公司 | Yarn weighing equipment |
| CN113091860B (en) * | 2021-03-26 | 2022-11-25 | 广州旺特机电设备有限公司 | Yarn weighing equipment |
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