CN214291772U - Motorcycle crank pressing combination self-fetching device - Google Patents
Motorcycle crank pressing combination self-fetching device Download PDFInfo
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- CN214291772U CN214291772U CN202120051615.2U CN202120051615U CN214291772U CN 214291772 U CN214291772 U CN 214291772U CN 202120051615 U CN202120051615 U CN 202120051615U CN 214291772 U CN214291772 U CN 214291772U
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Abstract
The utility model discloses a motorcycle crank pressing combination self-fetching device, which comprises an upper die model and a lower die model, wherein the lower die model is provided with two first guide rods and two second guide rods, and each first guide rod can simultaneously slide and pass through a sliding seat; the sliding seat is provided with a material pulling fork which is movably connected with the sliding seat; the material pulling device comprises a sliding seat, a material pulling fork, a plurality of guide cylinders, a pull rod seat and a pull rod seat, wherein two guide blocks which are symmetrical to each other are arranged on the sliding seat, a cover plate used for limiting the sliding tongue is arranged above the sliding tongue, the front end of the sliding tongue is connected with a piston rod of an air cylinder, the air cylinder is connected with the sliding seat, the rear half section of the sliding tongue is positioned above the material pulling fork and used for limiting the material pulling fork, the upper die model is provided with the plurality of guide cylinders which are matched with the first guide rods and the second guide rods, and the pull rod seat is movably connected with the sliding seat through the pull rod. The utility model discloses can effectively avoid the product fish tail, have simple structure, low in manufacturing cost, be convenient for operation and beneficial effect such as not fragile.
Description
Technical Field
The utility model relates to a extracting device, specifically speaking, in particular to motorcycle crank pressure combination is from extracting device.
Background
When the left crank and the right crank are pressed and assembled in the prior art, the left crank and the right crank are respectively arranged in sleeves of an upper die and a lower die, after the pressing and assembling are completed, an operator needs to take out a pressed and assembled part from the sleeves, but the finished product after the pressing and assembling is heavy (about 2 kg), so that the operator can pull the finished product out in a diagonal manner when taking the finished product (on one hand, the finished product is heavy, is difficult to take out vertically and has large physical consumption, and on the other hand, the stability is poor due to manual taking out, so that the finished product cannot be taken out vertically and cannot be scratched), and the quality of the product is influenced due to scratching of a fine grinding surface.
Therefore, the technical problem is to provide a crank press combined self-fetching device for a motorcycle, which solves the technical problem.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned defects in the prior art, the technical problem to be solved in the present invention is to provide a motorcycle crank pressing combination self-feeding device for solving the above-mentioned technical problems.
In order to achieve the purpose, the utility model provides a motorcycle crank pressing combination self-fetching device, which comprises an upper die model and a lower die model, wherein the lower die model is provided with two first guide rods and two second guide rods, and each first guide rod can simultaneously slide and pass through a sliding seat; the sliding seat is provided with a material pulling fork, and the material pulling fork is movably connected with the sliding seat;
the sliding seat is provided with two guide blocks which are symmetrical to each other, a sliding tongue is arranged between the guide blocks, a cover plate used for limiting the sliding tongue is arranged above the sliding tongue, the front end of the sliding tongue is connected with a piston rod of an air cylinder, the air cylinder is connected with the sliding seat, the rear half section of the sliding tongue is positioned above the material pulling fork and used for limiting the material pulling fork,
the upper die model is provided with a plurality of guide cylinders matched with the first guide rods and the second guide rods, the upper die model is provided with a pull rod seat, and the pull rod seat is movably connected with the sliding seat through a pull rod.
Preferably, the sliding seat comprises a guide part, a connecting part and a limiting part; the rear end of the guide part is connected with the front end of the connecting part, and the front end of the guide part is connected with the rear end of the limiting part;
each guide block is arranged on the guide part;
the cylinder is connected with the front end of the connecting part through a cylinder positioning seat;
the guide part, the connecting part and the limiting part are of an integrally formed structure.
Preferably, the limiting part comprises two positioning blocks which are symmetrically arranged, the rear end of each positioning block is connected with the front end of the guide part, and the lower ends of the positioning blocks are connected through a limiting block;
the material pulling fork comprises a steering part and two material fork rods connected with the steering part, and the rotating shaft penetrates through the steering part and each limiting block and is provided with a rotating shaft nut and a torsion spring.
Preferably, the material fork arm includes the linkage segment, the rear end of linkage segment with the front end of turning to the portion is connected, the half section is connected with the rear end of extension under the front end of linkage segment, the half section is passed through first inclined plane and is connected on the front end of linkage segment the extension top, half section up end is provided with the second inclined plane before the extension, half section down end is provided with the third inclined plane before the extension.
Preferably, the connecting section, the turning part and the extending section are of an integrally molded structure.
Preferably, the guide block is detachably connected to the slide and the cover plate.
Preferably, the sliding seat is provided with a limiting rod.
Preferably, the lower half of the pull rod can slide through the sliding seat and is provided with a limiting head.
The utility model has the advantages that: the material fork rod of the utility model is perfectly matched with the right crank due to the structural design, so that the stability is better when the left crank and the right crank are pressed; after the press-fitting is completed, the upper die model moves upwards to be separated from the right crank, the upper die model moves upwards and simultaneously drives the limiting head to move through the pull rod, after the upper end surface of the limiting head is overlapped with the lower end surface of the sliding seat, the sliding seat is driven by the limiting head to move upwards to enable the left crank to be separated from the lower die model and then to stop, at the moment, an operator can directly take out a press-fitted finished part from the material pulling fork, the situation that the press-fitted finished part is pulled out from the lower die model in an inclined mode to cause scratches is avoided, and the problem of easy scratches is effectively solved through the structure under the condition that the labor intensity of the operator is not increased; after the press fitting piece is taken down, the sliding tongue is pulled through the air cylinder, so that the sliding tongue does not limit the material pulling fork, and the material pulling fork rotates towards the air cylinder through the torsion spring so that a material fork rod is not positioned between sleeves of the lower die model and the upper die model, so that the left crank and the right crank are conveniently installed in the next press fitting process; meanwhile, the device has the beneficial effects of simple structure, low manufacturing cost, convenience in operation, difficulty in damage and the like.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural view of the upper die model not installed in the present invention.
Fig. 3 is a schematic view of the connection structure of the middle pull rod and the material pulling fork.
Fig. 4 is a schematic view of a connection structure of the middle pulling fork and the sliding base.
Fig. 5 is a schematic structural view of fig. 4 without the cover plate installed.
Fig. 6 is a schematic structural diagram of the middle sliding seat of the present invention.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
in the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 6, a motorcycle crank pressing combination self-fetching device comprises an upper die model 1 and a lower die model 2, wherein the lower die model 2 is provided with two first guide rods 3 and two second guide rods 5, and each first guide rod 3 can simultaneously and slidably penetrate through a sliding seat 6; a material pulling fork 7 is arranged on the sliding seat 6, and the material pulling fork 7 is movably connected with the sliding seat 6;
the material pulling device is characterized in that two guide blocks 8 which are symmetrical to each other are arranged on the sliding seat 6, a sliding tongue 9 is arranged between the guide blocks 8, a cover plate 10 used for limiting the sliding tongue 9 is arranged above the sliding tongue 9, the front end of the sliding tongue 9 is connected with a piston rod of an air cylinder 11, the air cylinder 11 is connected with the sliding seat 6, the rear half section of the sliding tongue 9 is positioned above the material pulling fork 7 and used for limiting the material pulling fork 7,
the upper die model 1 is provided with a plurality of guide cylinders 12 matched with the first guide rods 3 and the second guide rods 5, the upper die model 1 is provided with a pull rod seat 13, and the pull rod seat 13 is movably connected with the sliding seat 6 through a pull rod 15.
The sliding seat 6 comprises a guide part 16, a connecting part 17 and a limiting part 18; the rear end of the guide part 16 is connected with the front end of the connecting part 17, and the front end of the guide part 16 is connected with the rear end of the limiting part 18;
each of the guide blocks 8 is provided on the guide portion 16;
the cylinder 11 is connected with the front end of the connecting part 17 through a cylinder positioning seat 19;
the guide portion 16, the connecting portion 17 and the limiting portion 18 are of an integrally formed structure.
The limiting part 18 comprises two positioning blocks 20 which are symmetrically arranged, the rear end of each positioning block 20 is connected with the front end of the guide part 16, and the lower ends of the positioning blocks 20 are connected through a limiting block 21;
the material pulling fork 7 comprises a turning part 22 and two material fork rods 23 connected with the turning part 22, and a rotating shaft 26 penetrates through the turning part 22 and each limiting block 21 and is provided with a rotating shaft nut 27 and a torsion spring 28.
The material fork rod 23 includes linkage segment 29, linkage segment 29's rear end with the front end that turns to portion 22 is connected, linkage segment 29's front end is half section down and is connected with the rear end of extension section 30, linkage segment 29's front end is first half section through first inclined plane 31 with extension section 30 top is connected, extension section 30 is half preceding section up end and is provided with second inclined plane 32, extension section 30 is half preceding section down the terminal surface and is provided with third inclined plane 33.
The connecting section 29 is integrally formed with the steering portion 22 and the extension section 30. The guide block 8 is detachably connected with the slide carriage 6 and the cover plate 10. And a limiting rod 35 is arranged on the sliding seat 6. The lower half of the tie rod 15 is slidable through the slide 6 and is provided with a stopper 200.
The working principle of the utility model is as follows:
the left crank 100 and the right crank 101 are respectively arranged in the sleeves of the lower die model 2 and the upper die model 1, then the sliding tongue 9 is pushed by the air cylinder 11, the rear half section of the sliding tongue 9 moves towards the material pulling fork 7, so that the material pulling fork 7 is parallel to the sliding seat 6 by applying pressure to the steering part 22 through the sliding tongue 9 (at the moment, the lower end of the rear half section of the sliding tongue 9 is attached to the upper end of the steering part 22, and the steering part 22 is limited in steering through the sliding tongue 9, as shown in fig. 5), at the moment, the material pulling fork 7 is positioned between the left crank 100 and the right crank 101, the upper die model 1 is driven to move downwards through a hydraulic machine (not shown in the figure), and because the structural design of the material fork rod 23 is perfectly matched with the right crank 101, the stability is better when the left crank 100 and the right crank 101 are pressed; after the press fitting is completed, the upper die model 1 moves upwards to be separated from the right crank 101, the upper die model 1 moves upwards while driving the limiting head 200 to move through the pull rod 15, after the upper end face of the limiting head 200 is overlapped with the lower end face of the sliding seat 6, the sliding seat 6 is driven by the limiting head 200 to move upwards to enable the left crank 100 to be separated from the lower die model 2 and then to be stopped, at the moment, an operator can directly take out a press fitting completed part from the material pulling fork 7, and the situation that the operator pulls the press fitting completed part out from the lower die model 2 to one side to cause scratch is avoided. After the press-fitting part is taken down, the sliding tongue 9 is pulled through the air cylinder 11, so that the sliding tongue 9 does not limit the material pulling fork 7, and the material pulling fork 7 rotates towards the air cylinder 11 through the torsion spring 28, so that the material fork rod 23 is not positioned between the sleeves of the lower die model 2 and the upper die model 1, and therefore the left crank 100 and the right crank 101 can be conveniently installed in the next press-fitting process.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (8)
1. The utility model provides a motorcycle crank is pressed combination and is got material device certainly, includes mould model (1) and lower mould model (2), characterized by: the lower die model (2) is provided with two first guide rods (3) and two second guide rods (5), and each first guide rod (3) can simultaneously slide and penetrate through a sliding seat (6); a material pulling fork (7) is arranged on the sliding seat (6), and the material pulling fork (7) is movably connected with the sliding seat (6);
the material pulling device is characterized in that two guide blocks (8) which are symmetrical to each other are arranged on the sliding seat (6), a sliding tongue (9) is arranged between the guide blocks (8), a cover plate (10) used for limiting the sliding tongue (9) is arranged above the sliding tongue (9), the front end of the sliding tongue (9) is connected with a piston rod of an air cylinder (11), the air cylinder (11) is connected with the sliding seat (6), the rear half section of the sliding tongue (9) is positioned above the material pulling fork (7) and used for limiting the material pulling fork (7),
the upper die model (1) is provided with a plurality of guide cylinders (12) matched with the first guide rods (3) and the second guide rods (5) for use, the upper die model (1) is provided with a pull rod seat (13), and the pull rod seat (13) is movably connected with the sliding seat (6) through a pull rod (15).
2. The motorcycle crank press combination self-fetching device of claim 1, characterized in that: the sliding seat (6) comprises a guide part (16), a connecting part (17) and a limiting part (18); the rear end of the guide part (16) is connected with the front end of the connecting part (17), and the front end of the guide part (16) is connected with the rear end of the limiting part (18);
each guide block (8) is arranged on the guide part (16);
the cylinder (11) is connected with the front end of the connecting part (17) through a cylinder positioning seat (19);
the guide part (16), the connecting part (17) and the limiting part (18) are of an integrated structure.
3. The motorcycle crank press combination self-extracting device of claim 2, characterized in that: the limiting part (18) comprises two positioning blocks (20) which are symmetrically arranged, the rear end of each positioning block (20) is connected with the front end of the guide part (16), and the lower ends of the positioning blocks (20) are connected through limiting blocks (21);
the material pulling fork (7) comprises a steering part (22) and two material fork rods (23) connected with the steering part (22), and a rotating shaft (26) penetrates through the steering part (22) and each limiting block (21) and is provided with a rotating shaft nut (27) and a torsion spring (28).
4. The motorcycle crank press combination self-extracting device of claim 3, characterized in that: material fork arm (23) are including linkage segment (29), the rear end of linkage segment (29) with the front end of turning to portion (22) is connected, half section is connected with the rear end of extension section (30) under the front end of linkage segment (29), half section is passed through first inclined plane (31) on the front end of linkage segment (29) with extension section (30) top is connected, half section up end is provided with second inclined plane (32) before extension section (30), the terminal surface is provided with third inclined plane (33) under half section before extension section (30).
5. The motorcycle crank press combination self-extracting device of claim 4, characterized in that: the connecting section (29), the steering part (22) and the extending section (30) are of an integrally formed structure.
6. The motorcycle crank press combination self-fetching device of claim 1, characterized in that: the guide block (8) is detachably connected with the sliding seat (6) and the cover plate (10).
7. The motorcycle crank press combination self-fetching device of claim 1, characterized in that: and a limiting rod (35) is arranged on the sliding seat (6).
8. The motorcycle crank press combination self-fetching device of claim 1, characterized in that: the lower half of the pull rod (15) can slide through the sliding seat (6) and is provided with a limiting head (200).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120051615.2U CN214291772U (en) | 2021-01-08 | 2021-01-08 | Motorcycle crank pressing combination self-fetching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120051615.2U CN214291772U (en) | 2021-01-08 | 2021-01-08 | Motorcycle crank pressing combination self-fetching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214291772U true CN214291772U (en) | 2021-09-28 |
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ID=77823277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120051615.2U Active CN214291772U (en) | 2021-01-08 | 2021-01-08 | Motorcycle crank pressing combination self-fetching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214291772U (en) |
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2021
- 2021-01-08 CN CN202120051615.2U patent/CN214291772U/en active Active
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