CN213379062U - Cold forging assembly for producing solid shaft of bicycle chain - Google Patents
Cold forging assembly for producing solid shaft of bicycle chain Download PDFInfo
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- CN213379062U CN213379062U CN202021908403.3U CN202021908403U CN213379062U CN 213379062 U CN213379062 U CN 213379062U CN 202021908403 U CN202021908403 U CN 202021908403U CN 213379062 U CN213379062 U CN 213379062U
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- bicycle chain
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Abstract
The utility model discloses a cold forging assembly for producing a solid shaft of a bicycle chain, which comprises a cold forging table, wherein two groups of vertical plates are symmetrically arranged at the top of the cold forging table, guide slide bars are symmetrically arranged between each group of vertical plates, two parallel I-shaped chutes penetrate between the two guide slide bars, and two slide blocks on the same I-shaped chute are connected through a cross bar; the regulating plate is installed at the top of two sliders on the same I-shaped spout, and the inside wall equidistance of every regulating plate is equipped with a plurality of arc clamp splice, four first cylinders are installed to the top symmetry of cold forging platform, the second cylinder is installed to the symmetry of lateral wall around the cold forging platform, and the telescopic link of second cylinder passes through the connecting rod to be connected rather than the slider that is close to mutually, the utility model discloses, can carry out cold forging in batches to a plurality of solid axles, production effect is high, and need not the manual clamping work that carries out before cold forging of workman, has reduced workman's intensity of labour.
Description
Technical Field
The utility model belongs to the technical field of the solid axle cold forging of bicycle chain, concretely relates to production of the solid axle of bicycle chain is with cold forging subassembly.
Background
Cold forging, also called cold volume forming, is a manufacturing process and a processing method. Basically the same as the stamping process, the bicycle chain solid shaft needs to be subjected to cold forging and chambering during production and processing, the existing bicycle chain solid shaft cold forging processing assembly only can be subjected to cold forging of one solid shaft at a time, the production efficiency is low, the assembly is not suitable for batch processing, and the cold forged solid shaft is inconvenient to take out. Therefore, the cold forging component for producing the solid shaft of the bicycle chain is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a production of the solid axle of bicycle chain is with cold forging subassembly to solve the problem that provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a cold forging assembly for producing a solid shaft of a bicycle chain comprises a cold forging table, wherein two groups of vertical plates are symmetrically arranged at the top of the cold forging table, guide slide bars are symmetrically arranged between each group of vertical plates, two parallel I-shaped slide grooves penetrate between the two guide slide bars, two slide blocks are slidably connected to each I-shaped slide groove, and the two slide blocks on the same I-shaped slide groove are connected through a cross bar;
the top of two sliding blocks on the same I-shaped sliding chute is provided with two adjusting plates, the inner side wall of each adjusting plate is provided with a plurality of arc-shaped clamping blocks at equal intervals, clamping openings of the arc-shaped clamping blocks are semicircular, a plurality of templates are arranged at the middle position of the top of the cold forging platform at equal intervals, the arc-shaped clamping blocks are provided with a plurality of groups, the number of all the templates is two less than that of the arc-shaped clamping blocks of the groups, and no template is arranged below the arc-shaped clamping blocks at two sides;
the top of the cold forging platform is symmetrically provided with four first cylinders, telescopic rods of two first cylinders at the front end are correspondingly connected with two ends of the front side I-shaped sliding chute, and telescopic rods of two first cylinders at the rear end are correspondingly connected with two ends of the rear side I-shaped sliding chute;
and the front side wall and the rear side wall of the cold forging platform are symmetrically provided with second cylinders, and telescopic rods of the second cylinders are connected with the sliding blocks close to the second cylinders through connecting rods.
Preferably, the top symmetry of cold forging platform is equipped with four direction stands, and the top of four direction stands is equipped with the crossbeam board jointly, and the third cylinder is installed to the top symmetry of crossbeam board, and the telescopic link of two third cylinders stretches out respectively to crossbeam board lower extreme and installation punching press platform.
Preferably, four corners of the stamping table penetrate through the four guide columns respectively, and a buffer spring located below the stamping table is sleeved on each guide column.
Preferably, a first cold forging die head and a second forging die head are mounted below the stamping table, the first cold forging die head is located at the front end of the second forging die head, the centers of the first cold forging die head and the second forging die head are coincided with the center direction of the template, and the first cold forging die head and the second forging die head are located at the upper end of the template.
Preferably, the top of each template is provided with a shaft placing hole, and the shaft placing holes are stepped holes.
Preferably, the inside symmetry of cold forging platform is equipped with two fourth cylinders of installing on ground, two be connected with the lifter jointly on the telescopic link of fourth cylinder, the top of lifter is equipped with a plurality of groups ejector pin, and the quantity of every group ejector pin is two, and every group ejector pin correspondence stretches into to the axle and places downtheholely.
Preferably, the top left end of cold forging platform installs the feed plate that is located leftmost end arc clamp splice below, the top right end of cold forging platform installs the play flitch that is located rightmost end arc clamp splice below.
The utility model discloses a technological effect and advantage: this cold forging subassembly is used in production of solid axle of bicycle chain can carry out cold forging in batches to a plurality of solid axles, and production effect is high, and need not the manual clamping work before carrying out the cold forging of workman, has reduced workman's intensity of labour.
The utility model discloses after cold forging again, drive its telescopic link extension through starting fourth cylinder, utilize the ejector pin can ejecting cold good solid axle that forges.
The utility model discloses a set up the feed board and can put a plurality of solid axles of waiting cold forging on the feed board, drive its telescopic link extension through starting four first cylinders, every group arc clamp splice draws close each other this moment, can press from both sides solid axle and get, later drive its telescopic link extension or shorten through the second cylinder, can realize moving about of regulating plate, can press from both sides to get to realize the axle and put into the axle in proper order and place the hole, later rethread starts its telescopic link of third cylinder drive and descends, utilize first cold forging die head and second to forge the die head and can carry out cold forging reaming work to solid axle.
Drawings
Fig. 1 is a schematic view of the structure of the present invention;
fig. 2 is a schematic top view of the present invention;
fig. 3 is the schematic view of the internal structure of the cold forging table of the present invention.
In the figure: 1. a cold forging station; 2. a vertical plate; 3. a guide slide bar; 4. a first cold forging die head; 5. a second forging die head; 6. a buffer spring; 7. a guide upright post; 8. a third cylinder; 9. a beam plate; 10. a punching stage; 11. a top rod; 12. a cross bar; 13. a second cylinder; 14. a first cylinder; 15. a feed plate; 16. a shaft placement hole; 17. a template; 18. an adjusting plate; 19. an arc-shaped clamping block; 20. a discharge plate; 21. a connecting rod; 22. a lifting rod; 23. a fourth cylinder; 24. an I-shaped chute; 25. a slide block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, unless otherwise specified, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", and the like, indicate orientations or state relationships based on the orientations or state relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that a designated mechanism or component must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
The utility model provides a bicycle chain solid shaft production uses cold forging subassembly as shown in fig. 1-3, including cold forging platform 1, cold forging platform 1 top symmetry is equipped with two sets of risers 2, and the symmetry is equipped with direction slide bar 3 between every group riser 2, runs through two I-shaped spout 24 that are parallel to each other between two direction slide bar 3, all is connected with two sliders 25 on every I-shaped spout 24 slidably, and two sliders 25 on the same I-shaped spout 24 are connected through horizontal pole 12;
the top of two sliders 25 on the same I-shaped sliding groove 24 is provided with two adjusting plates 18, the number of the adjusting plates 18 is two, the inner side wall of each adjusting plate 18 is provided with a plurality of arc-shaped clamping blocks 19 at equal intervals, clamping openings of the arc-shaped clamping blocks 19 are semicircular, a plurality of templates 17 are arranged at the middle position of the top of the cold forging platform 1 at equal intervals, the arc-shaped clamping blocks 19 are provided with a plurality of groups, the number of all the templates 17 is two less than that of the arc-shaped clamping blocks 19 in the plurality of groups, and no template 17 is arranged below the arc-shaped clamping blocks 19 at two sides;
the top of the cold forging platform 1 is symmetrically provided with four first cylinders 14, telescopic rods of two first cylinders 14 at the front end are correspondingly connected with two ends of the front side I-shaped sliding groove 24, and telescopic rods of two first cylinders 14 at the rear end are correspondingly connected with two ends of the rear side I-shaped sliding groove 24;
the front and rear side walls of the cold forging platform 1 are symmetrically provided with second cylinders 13, and telescopic rods of the second cylinders 13 are connected with the adjacent sliding blocks 25 through connecting rods 21.
The top symmetry of cold forging platform 1 is equipped with four direction stands 7, and the top of four direction stands 7 is equipped with crossbeam board 9 jointly, and third cylinder 8 is installed to the top symmetry of crossbeam board 9, and the telescopic link of two third cylinders 8 stretches out respectively to crossbeam board 9 lower extreme and installation stamping station 10.
Four corners of punching press platform 10 run through four guide post 7 respectively, all cup joints buffer spring 6 that is located punching press platform 10 below on every guide post 7, sets up buffer spring 6 and mainly plays the absorbing effect of buffering.
A first cold forging die head 4 and a second cold forging die head 5 are installed below the stamping platform 10, the first cold forging die head 4 is located at the front end of the second cold forging die head 5, the centers of the first cold forging die head 4 and the second cold forging die head 5 are coincided with the center of the template 17, and the first cold forging die head 4 and the second cold forging die head 5 are located at the upper end of the template 17.
Every the top of template 17 has all been seted up the axle and has been placed hole 16, the axle is placed hole 16 and is the shoulder hole, the inside symmetry of cold forging platform 1 is equipped with two fourth cylinders 23 of installing on ground, two be connected with lifter 22 on the telescopic link of fourth cylinder 23 jointly, the top of lifter 22 is equipped with a plurality of groups ejector pin 11, and the quantity of every group ejector pin 11 is two, and every group ejector pin 11 corresponds and stretches into to the axle and place in the hole 16. The fourth cylinder 23 is started to drive the telescopic rod to extend, and the ejector rod 11 is used for ejecting the cold-forged solid shaft.
The feed plate 15 that is located leftmost end arc clamp 19 below is installed to the top left end of cold forging platform 1, the ejection of compact board 20 that is located rightmost end arc clamp 19 below is installed to the top right-hand member of cold forging platform 1, sets up ejection of compact board 20 and makes things convenient for the ejection of compact.
During the specific use, can put a plurality of solid shafts of waiting cold forging on feed plate 25 through setting up feed plate 25, drive its telescopic link extension through starting four first cylinders 14, every group arc clamp splice 19 draws close each other this moment, can press from both sides solid shaft and get, later drive its telescopic link extension or shorten through second cylinder 13, can realize controlling the removal of regulating plate 18, can press from both sides to get to realize the axle and put into the axle in proper order and place hole 16, later the rethread starts its telescopic link decline of third cylinder 8 drive, utilize first cold forging die head 4 and second to forge die head 5 and can carry out cold forging reaming work to solid shaft.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. The utility model provides a production of solid axle of bicycle chain is with cold forging subassembly, includes cold forging platform (1), its characterized in that: the top of the cold forging platform (1) is symmetrically provided with two groups of vertical plates (2), guide slide bars (3) are symmetrically arranged between each group of vertical plates (2), two parallel I-shaped slide grooves (24) penetrate between the two guide slide bars (3), each I-shaped slide groove (24) is slidably connected with two slide blocks (25), and the two slide blocks (25) on the same I-shaped slide groove (24) are connected through a cross rod (12);
adjusting plates (18) are mounted at the tops of two sliding blocks (25) on the same I-shaped sliding groove (24), the adjusting plates (18) are symmetrically arranged in two numbers, a plurality of arc-shaped clamping blocks (19) are arranged on the inner side wall of each adjusting plate (18) at equal intervals, clamping openings of the arc-shaped clamping blocks (19) are semicircular, a plurality of templates (17) are arranged at the middle positions of the tops of the cold forging tables (1) at equal intervals, a plurality of groups of arc-shaped clamping blocks (19) are arranged on the arc-shaped clamping blocks (19), the number of all the templates (17) is two less than that of the arc-shaped clamping blocks (19), and no template (17) is arranged below the arc-shaped clamping blocks (19) on;
the top of the cold forging platform (1) is symmetrically provided with four first cylinders (14), telescopic rods of two first cylinders (14) at the front end are correspondingly connected with two ends of a front side I-shaped sliding chute (24), and telescopic rods of two first cylinders (14) at the rear end are correspondingly connected with two ends of a rear side I-shaped sliding chute (24);
the front side wall and the rear side wall of the cold forging platform (1) are symmetrically provided with second cylinders (13), and telescopic rods of the second cylinders (13) are connected with the sliding blocks (25) close to the second cylinders through connecting rods (21).
2. The cold forging assembly for producing a solid bicycle chain shaft as claimed in claim 1, wherein: the top symmetry of cold forging platform (1) is equipped with four direction stand (7), and the top of four direction stand (7) is equipped with crossbeam board (9) jointly, and third cylinder (8) are installed to the top symmetry of crossbeam board (9), and the telescopic link of two third cylinders (8) stretches out respectively to crossbeam board (9) lower extreme and installation stamping station (10).
3. The cold forging assembly for producing a solid bicycle chain shaft as claimed in claim 2, wherein: four corners of the punching platform (10) penetrate through the four guide columns (7) respectively, and a buffer spring (6) located below the punching platform (10) is sleeved on each guide column (7).
4. The cold forging assembly for producing a solid bicycle chain shaft as claimed in claim 2, wherein: a first cold forging die head (4) and a second forging die head (5) are installed below the stamping platform (10), the first cold forging die head (4) is located at the front end of the second forging die head (5), the centers of the first cold forging die head (4) and the second forging die head (5) are coincided with the center of the template (17), and the first cold forging die head (4) and the second forging die head (5) are located at the upper end of the template (17).
5. The cold forging assembly for producing a solid bicycle chain shaft as claimed in claim 1, wherein: the top of each template (17) is provided with a shaft placing hole (16), and the shaft placing holes (16) are stepped holes.
6. The cold forging assembly for producing a solid bicycle chain shaft as claimed in claim 5, wherein: the inside symmetry of cold forging platform (1) is equipped with two fourth cylinders (23) of installing on ground, two be connected with lifter (22) jointly on the telescopic link of fourth cylinder (23), the top of lifter (22) is equipped with a plurality of groups ejector pin (11), and the quantity of every group ejector pin (11) is two, and in every group ejector pin (11) correspondence stretched into axle and placed hole (16).
7. The cold forging assembly for producing a solid bicycle chain shaft as claimed in claim 1, wherein: the feeding plate (15) located below the leftmost end arc-shaped clamping block (19) is installed at the left end of the top of the cold forging platform (1), and the discharging plate (20) located below the rightmost end arc-shaped clamping block (19) is installed at the right end of the top of the cold forging platform (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021908403.3U CN213379062U (en) | 2020-09-04 | 2020-09-04 | Cold forging assembly for producing solid shaft of bicycle chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021908403.3U CN213379062U (en) | 2020-09-04 | 2020-09-04 | Cold forging assembly for producing solid shaft of bicycle chain |
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| Publication Number | Publication Date |
|---|---|
| CN213379062U true CN213379062U (en) | 2021-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021908403.3U Active CN213379062U (en) | 2020-09-04 | 2020-09-04 | Cold forging assembly for producing solid shaft of bicycle chain |
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| CN (1) | CN213379062U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114433774A (en) * | 2022-01-14 | 2022-05-06 | 周正行 | Pre-forging die for forging aluminum alloy wheel |
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2020
- 2020-09-04 CN CN202021908403.3U patent/CN213379062U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114433774A (en) * | 2022-01-14 | 2022-05-06 | 周正行 | Pre-forging die for forging aluminum alloy wheel |
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