CN115870384A

CN115870384A - Cold stamping device for automobile parts

Info

Publication number: CN115870384A
Application number: CN202211089185.9A
Authority: CN
Inventors: 何娴娴
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2023-03-31

Abstract

The invention discloses a cold stamping device for automobile parts, and belongs to the field of cold stamping of automobile parts. The punching mechanism comprises a chain, a transmission belt, a connecting rod and a driving rod, the transmission belt is fixedly connected to the chain, the hydraulic cylinder is fixedly arranged below the top of the support frame, the driving plate is fixed on the hydraulic cylinder, and the driving plate is in sliding contact with the driving rod; a storage cylinder is fixedly arranged above the feeding mechanism. According to the automatic feeding and taking device, the driving plate drives the feeding mechanism to rotate at a certain distance when the hydraulic cylinder descends, the feeding mechanism conveys the to-be-stamped parts in the storage barrel to the stamping seat, the ejection mechanism ejects the stamped parts after the stamping plate performs stamping, and when the hydraulic cylinder resets and descends for the next time, the driving plate drives the stamped parts on the stamping seat to move along with the feeding mechanism, so that automatic feeding and taking are achieved.

Description

Cold stamping device for automobile parts

Technical Field

The invention relates to the field of cold stamping of automobile parts, in particular to a cold stamping device for automobile parts.

Background

Part of parts (such as a spring tray, a spring seat, a spring bracket, an end cover, a sealing cover, a compression valve cover and the like in an automobile shock absorber) in an automobile need to be processed in a cold stamping mode, and part of cold stamping parts need to be manually loaded and unloaded during working, and the patent document with the prior art publication number of CN110814140A provides an automobile part cold stamping device with a material fetching device, and the device can be matched with a blocking block on a stamping seat to automatically fetch materials through the use of a blanking assembly, so that a billet block taking-off seat is placed on the stamping seat, the time for manually placing the billet block is saved, and the cold stamping processing efficiency is improved; the operation of manually and repeatedly placing the briquettes is not needed, and the labor intensity of the arms of operators is reduced.

Although the device has more beneficial effects, the following problems still exist: the device degree of automation is lower, and the part after the punching press still needs the manual work to take, and the practicality is poor. In view of this, we propose a cold stamping device for automotive parts.

Disclosure of Invention

1. Technical problem to be solved

The invention aims to provide a cold stamping device for automobile parts, which aims to solve the problems in the background technology.

2. Technical scheme

A cold stamping device for automobile parts comprises a stamping table, a stamping seat, a material ejecting mechanism, a feeding mechanism, a hydraulic cylinder, a stamping plate, a driving plate and a material storage cylinder, wherein the stamping seat is fixedly connected to the stamping table; the chain is fixedly connected with a transmission belt, a plurality of connecting rods are connected between the two transmission belts at equal intervals, one of the transmission belts is connected with a plurality of driving rods at equal intervals, and a support frame is fixedly arranged above the punching table; the supporting frame is in a U-shaped structure; a hydraulic cylinder is fixedly arranged below the top of the support frame and is positioned above the stamping seat; fixedly connected with punching press board on the movable rod of pneumatic cylinder lower extreme, just fixedly connected with drive plate on the pneumatic cylinder, drive plate and actuating lever sliding contact, punching press platform one side feeding mechanism top is fixed and is equipped with the storage section of thick bamboo.

Preferably, the material ejecting mechanism comprises an ejector rod and a spring A; and the upper stamping seat of the stamping table is provided with a mandril in sliding fit, and the lower end of the mandril is connected with the stamping table through a spring A.

Preferably, chain wheels are connected to two ends of each chain in a meshed mode, and two adjacent chain wheels are rotatably connected with the stamping table through connecting shafts.

Preferably, two adjacent connecting rods are matched with the transmission belts on two sides to form the feeding cavity.

Preferably, the driving plate is of a right-angled trapezoid structure, a driving block is connected in the driving plate in a sliding mode, and one side of the driving block is connected with the driving plate through a spring C.

Preferably, a limiting mechanism is fixedly mounted on the driving plate, the limiting mechanism comprises a fixing rod, a sliding rod, a limiting plate and a limiting gear, and the fixing rod is fixedly arranged on the driving plate; the chain wheel fixing device is characterized in that a sliding rod is connected in the fixing rod in a sliding mode, one end of the sliding rod is connected with the fixing rod through a spring B, a limiting plate is fixedly connected to the other end of the sliding rod, a limiting gear is matched with the limiting plate in a clamping mode, and the limiting gear is fixedly connected with one chain wheel.

Preferably, a discharge hole is formed in one end, close to the feeding cavity, of the storage barrel, and a feed hole is formed in the other end of the storage barrel.

Preferably, the storage cylinder is connected with a limiting ring in a sliding manner, one side of the limiting ring is connected with an adjusting bolt in a rotating manner, and the adjusting bolt is connected with a fixing seat on the storage cylinder in a threaded manner.

Preferably, the storage cylinder is connected with a weight plate in an I-shaped structure in a sliding manner, and one end of the weight plate is in sliding contact with the inside of the storage cylinder.

Preferably, the size and shape of the storage cylinder, the punching seat, the driving plate and the feeding cavity can be made into different sizes and shapes according to different parts to be punched.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

1. according to the automatic feeding and discharging device, the driving plate drives the feeding mechanism to rotate at a certain distance when the hydraulic cylinder descends, the feeding mechanism conveys the to-be-punched parts in the storage cylinder to the punching seat, the ejecting mechanism ejects the punched parts after the punching plate punches, and when the hydraulic cylinder resets and descends next time, the driving plate drives the punched parts on the punching seat to move along with the feeding mechanism, so that automatic feeding and discharging are achieved, the automation degree is high, and the practicability is good.

2. According to the invention, the feeding mechanism is driven to intermittently rotate by matching the hydraulic cylinder and the driving plate, so that the material storage barrel can automatically feed the feeding mechanism, and the feeding mechanism can automatically feed materials to the stamping part on the stamping seat, and the material feeding mechanism does not need the assistance of other power mechanisms, and has high synchronism and strong reliability.

3. According to the invention, the limiting plate is driven to be clamped with the limiting gear after the driving plate rises, so that the feeding mechanism cannot rotate when being on the stamping plate, and further the feeding mechanism is in butt joint with the material storage barrel and the stamping seat in a stable position, and the accuracy of cold stamping work is improved.

4. According to the invention, the limiting ring is driven to lift on the material storage barrel by rotating the adjusting bolt, so that the size of the discharge port can be controlled by the limiting ring, and further, the limiting ring can be flexibly adjusted according to different types of workpieces to be stamped, and the applicability is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a stamping seat and a liftout mechanism of the present invention;

FIG. 3 is a schematic view of a feed mechanism of the present invention;

FIG. 4 is a schematic view of the structure of a hydraulic cylinder, a stamping plate and a driving plate of the present invention;

FIG. 5 is a schematic view of the drive plate structure anatomy of the present invention;

FIG. 6 is an anatomical schematic of a stop mechanism of the present invention;

FIG. 7 is a schematic view of a material storage barrel and a stop collar of the present invention;

FIG. 8 is a schematic view of the structural anatomy of a cartridge of the present invention;

the reference numbers in the figures illustrate: 1. a punching stage; 2. punching a seat; 3. a material ejecting mechanism; 301. a top rod; 302. a spring A; 4. a feeding mechanism; 401. a chain; 402. a sprocket; 403. a transmission belt; 404. a connecting rod; 405. a feeding cavity; 406. a drive rod; 5. a support frame; 6. a hydraulic cylinder; 7. stamping a plate; 8. a drive plate; 9. a limiting mechanism; 901. a fixing rod; 902. a slide bar; 903. a spring B; 904. a limiting plate; 905. a limit gear; 10. a storage cylinder; 1001. a discharge port; 1002. a feed inlet; 11. a limiting ring; 12. adjusting the bolt; 13. a weight plate; 14. a drive block; 15. and a spring C.

Detailed Description

Referring to fig. 1-8, the present invention provides a technical solution:

the cold stamping device for the automobile parts comprises a stamping platform 1, a stamping seat 2, a material ejecting mechanism 3, a feeding mechanism 4, a hydraulic cylinder 6, a stamping plate 7, a driving plate 8 and a material storage barrel 10.

The punching platform is detachably and fixedly connected with a punching seat 2 on a punching platform 1, a material ejecting mechanism 3 is arranged in the punching seat 2 on the punching platform 1, a feeding mechanism 4 is rotatably connected on the punching platform 1, and the feeding mechanism 4 comprises a chain 401, a transmission belt 403, a connecting rod 404 and a driving rod 406.

The number of the chains 401 is two, the chains 401 are fixedly connected with transmission belts 403, a plurality of connecting rods 404 are connected between the two transmission belts 403 at equal intervals, and one transmission belt 403 is connected with a plurality of driving rods 406 at equal intervals; a support frame 5 is fixedly arranged above the punching platform 1; the supporting frame 5 is in a U-shaped structure; a hydraulic cylinder 6 is fixedly arranged below the top of the support frame 5, and the hydraulic cylinder 6 is positioned above the stamping seat 2; fixedly connected with punching press board 7 on the movable rod of pneumatic cylinder 6 lower extreme, and fixedly connected with drive plate 8 on the pneumatic cylinder 6 movable rod, drive plate 8 and actuating lever 406 sliding contact, the fixed storage silo 10 that is provided with in punching press platform 1 one side feeding mechanism 4 top.

In this technical scheme, pneumatic cylinder 6 is connected with external control mechanism, the reciprocating up-and-down motion of the movable rod of the steerable pneumatic cylinder 6 of external control mechanism, drive plate 8 is synchronous motion along with the movable rod of pneumatic cylinder 6, drive plate 8 cooperates with actuating lever 406 when descending and drives feed mechanism 4 and carry out the rotation of fixed distance, make feed mechanism 4 on the one hand receive the stamping workpiece of treating in the storage cylinder 10, on the other hand will have received treat the stamping workpiece and transport to directly over punching seat 2, after pneumatic cylinder 6 continued to descend, punching press board 7 and the cooperation of punching seat 2 are treated the stamping workpiece and are carried out the cold stamping operation.

Specifically, the ejector mechanism 3 includes an ejector rod 301 and a spring a302.

A push rod 301 is arranged on the stamping base 2 of the stamping platform 1 in a sliding fit manner, and the lower end of the push rod 301 is connected with the stamping platform 1 through a spring A302.

In the technical scheme, when cold stamping is performed, the stamping part drives the ejector rod 301 to descend, and after the cold stamping operation is completed, the spring a302 resets to drive the ejector rod 301 to ascend, so that the ejector rod 301 drives the stamping part to ascend into the feeding mechanism 4.

Furthermore, both ends of the chain 401 are engaged with chain wheels 402, and two adjacent chain wheels 402 are rotatably connected with the punching table 1 through connecting shafts.

In this solution, two chains 401 are engaged with the connecting shaft through sprockets 402 to realize synchronous rotation.

Still further, two adjacent connecting rods 404 cooperate with the belts 403 on both sides to form a feeding chamber 405.

In the technical scheme, each time the driving plate 8 contacts with the driving rod 406, the feeding mechanism 4 is driven to move one position of the feeding cavity 405, the feeding cavity 405 is used for storing a to-be-stamped part falling from the storage barrel 10 and conveying the to-be-stamped part to the upper part of the stamping seat 2, the to-be-stamped part is conveyed again after stamping is completed, and when the feeding cavity 405 moves to the rightmost side, the to-be-stamped part automatically falls.

Furthermore, the driving plate 8 is in a right-angled trapezoid structure, a driving block 14 is slidably connected in the driving plate 8, and one side of the driving block 14 is connected with the driving plate 8 through a spring C15.

In the technical scheme, when the driving plate 8 descends, the driving block 14 is driven to abut against the driving rod 406 in a matched manner with the inclined surface of the driving plate 8 and drive the driving rod 406 to move, so that the feeding mechanism 4 is driven to rotate at a certain distance, after the driving plate 8 ascends, the driving block 14 is contacted with the adjacent driving rod 406 so that the driving block 14 slides into the driving plate 8, and after the driving plate 8 ascends to a height higher than that of the driving rod 406, the spring C15 drives the driving block 14 to reset.

Furthermore, a limiting mechanism 9 is fixedly mounted on the driving plate 8, and the limiting mechanism 9 includes a fixing rod 901, a sliding rod 902, a limiting plate 904 and a limiting gear 905.

The fixing lever 901 is fixedly provided on the driving board 8.

A sliding rod 902 is connected in the fixing rod 901 in a sliding manner, one end of the sliding rod 902 is connected with the fixing rod 901 through a spring B903, a limiting plate 904 is fixedly connected to the other end of the sliding rod 902, a limiting gear 905 is clamped and matched on the limiting plate 904, and the limiting gear 905 is fixedly connected with one chain wheel 402.

In this kind of technical scheme, when drive plate 8 descends to soon to contact with actuating lever 406, limiting plate 904 and stop gear 905's joint cancellation earlier, and after drive plate 8 rose, dead lever 901, spring B903, slide bar 902 cooperation drove limiting plate 904 and stop gear 905 butt for when drive plate 8 was not contacting with actuating lever 406, feeding mechanism 4 was unable to rotate, kept stable state.

Furthermore, a discharge port 1001 is disposed at one end of the storage barrel 10 close to the feeding cavity 405, and a feeding port 1002 is disposed at the other end of the storage barrel 10.

In this kind of technical scheme, the opening of feed inlet 1002, discharge gate 1001 all is major arc type structure, is convenient for wait placing and the ejection of compact of stamping workpiece.

Furthermore, a limiting ring 11 is slidably connected to the storage barrel 10, an adjusting bolt 12 is rotatably connected to one side of the limiting ring 11, and the adjusting bolt 12 is in threaded connection with a fixing seat on the storage barrel 10.

In this kind of technical scheme, rotate adjusting bolt 12 and can drive spacing ring 11 and slide from top to bottom on storage cylinder 10, spacing ring 11 can change the height of discharge gate 1001, and then can treat the stamping workpiece according to the different grade type and carry out nimble adjustment.

In addition, the material storage cylinder 10 is slidably connected with a weight plate 13 having an i-shaped structure, and one end of the weight plate 13 is in sliding contact with the inside of the material storage cylinder 10.

In this kind of technical scheme, press a plurality of punchings of treating in the storage cylinder 10 through counterweight 13, avoid treating that the punchings block up at the storage cylinder 10, promote the smooth and easy nature of ejection of compact.

The storage cylinder 10, the punching seat 2, the driving plate 8 and the feeding cavity 405 can be made into different sizes and shapes according to different parts to be punched.

According to the automobile part cold stamping device disclosed by the application document, the counterweight plate 13 is lifted upwards, the to-be-stamped parts are sequentially stacked into the storage barrel 10, the counterweight plate 13 is loosened, the hydraulic cylinder 6 is started, the movable rod of the hydraulic cylinder 6 drives the driving plate 8 to move downwards, and the driving plate 8 drives the limiting mechanism 9 to move downwards; the limiting plate 904 is clamped and taken down with the limiting gear 905, and when the driving plate 8 continues to descend, the driving plate 8 is matched with the driving block 14 to drive the driving rod 406 to perform certain displacement, so that the feeding mechanism 4 is driven to move one direction of the feeding cavity 405, and the reciprocating lifting of the driving plate 8 can drive the feeding mechanism 4 to intermittently rotate; on one hand, the lowest to-be-stamped part in the storage barrel 10 falls into the feeding cavity 405, on the other hand, the feeding cavity 405 conveys the received to-be-stamped part to the position right above the stamping seat 2, and after the movable rod of the hydraulic cylinder 6 continues to descend, the stamping plate 7 is matched with the stamping seat 2 to perform cold stamping operation on the to-be-stamped part; after the movable rod of the hydraulic cylinder 6 ascends, the spring A302 resets to drive the ejector rod 301 to ascend, so that the ejector rod 301 drives the stamping part to ascend into the feeding cavity 405, meanwhile, the limiting plate 904 is clamped with the limiting gear 905 to prevent the feeding mechanism 4 from rotating, and the hydraulic cylinder 6 reciprocates to realize automatic feeding, stamping and discharging of the stamping part.

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, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an auto parts cold stamping device, includes stamping station (1), punching press seat (2), liftout mechanism (3), feeding mechanism (4), pneumatic cylinder (6), punching press board (7), drive plate (8) and storage cylinder (10), its characterized in that: the punching table (1) is detachably and fixedly connected with a punching seat (2), a material ejecting mechanism (3) is arranged in the punching seat (2) on the punching table (1), the punching table (1) is rotatably connected with a feeding mechanism (4), and the feeding mechanism (4) comprises a chain (401), a transmission belt (403), a connecting rod (404) and a driving rod (406); the punching machine is characterized in that the number of the chains (401) is two, transmission belts (403) are fixedly connected to the chains (401), a plurality of connecting rods (404) are connected between the two transmission belts (403) at equal intervals, a plurality of driving rods (406) are connected to one of the transmission belts (403) at equal intervals, and a support frame (5) is fixedly arranged above the punching table (1); support frame (5) top below is fixed and is equipped with pneumatic cylinder (6), pneumatic cylinder (6) lower extreme fixedly connected with punching press board (7), just fixedly connected with drive plate (8) on pneumatic cylinder (6), drive plate (8) and actuating lever (406) sliding contact, punching press platform (1) one side feeding mechanism (4) top is equipped with storage section of thick bamboo (10).

2. The automotive part cold stamping device according to claim 1, wherein: the ejection mechanism (3) comprises an ejector rod (301) and a spring A (302); a push rod (301) is arranged on the stamping seat (2) of the stamping platform 1 in a sliding fit mode, and the lower end of the push rod (301) is connected with the stamping platform (1) through a spring A (302).

3. The automotive part cold stamping device according to claim 1, wherein: two ends of the chain (401) are respectively connected with a chain wheel (402) in a meshed mode, and two adjacent chain wheels (402) are rotatably connected with the stamping table (1) through connecting shafts.

4. The automotive part cold stamping device according to claim 1, wherein: two adjacent connecting rods (404) are matched with the transmission belts (403) on two sides to form a feeding cavity (405).

5. The automotive part cold stamping device according to claim 1, wherein: the driving plate (8) is of a right-angle trapezoidal structure, a driving block (14) is connected in the driving plate (8) in a sliding mode, and one side of the driving block (14) is connected with the driving plate (8) through a spring C (15).

6. The automotive part cold stamping device according to claim 3, wherein: the driving plate (8) is fixedly provided with a limiting mechanism (9), the limiting mechanism (9) comprises a fixing rod (901), a sliding rod (902), a limiting plate (904) and a limiting gear (905), and the fixing rod (901) is fixedly arranged on the driving plate (8); a sliding rod (902) is connected in the fixing rod (901) in a sliding mode, one end of the sliding rod (902) is connected with the fixing rod (901) through a spring B (903), a limiting plate (904) is fixedly connected to the other end of the sliding rod (902), a limiting gear (905) is clamped and matched on the limiting plate (904), and the limiting gear (905) is fixedly connected with one chain wheel (402).

7. The automotive part cold stamping device according to claim 4, wherein: a discharge hole (1001) is formed in one end, close to the feeding cavity (405), of the storage barrel (10), and a feed hole (1002) is formed in the other end of the storage barrel (10).

8. The cold stamping device for automobile parts according to claim 1, wherein: the material storage cylinder (10) is connected with a limiting ring (11) in a sliding mode, one side of the limiting ring (11) is connected with an adjusting bolt (12) in a rotating mode, and the adjusting bolt (12) is connected with a fixing seat on the material storage cylinder (10) in a threaded mode.

9. The automotive part cold stamping device according to claim 1, wherein: the material storage cylinder (10) is connected with a weight plate (13) in an I-shaped structure in a sliding mode, and one end of the weight plate (13) is in sliding contact with the interior of the material storage cylinder (10).

10. The automotive part cold stamping device according to claim 1, wherein: the support frame (5) is of a U-shaped structure.