CN219632354U

CN219632354U - Fine blanking punch

Info

Publication number: CN219632354U
Application number: CN202320196895.5U
Authority: CN
Inventors: 梅光辉; 丁洋
Original assignee: Zhutian Wuxi Auto Parts Manufacturing Co ltd
Current assignee: Zhutian Wuxi Auto Parts Manufacturing Co ltd
Priority date: 2023-02-09
Filing date: 2023-02-09
Publication date: 2023-09-05
Anticipated expiration: 2033-02-09

Abstract

The utility model discloses a fine blanking punch, in particular to the technical field of fine blanking punches, which comprises a fine blanking punch for supporting and processing a thread plate, wherein an auxiliary component for assisting the fine blanking punch in processing is arranged outside the fine blanking punch; the auxiliary assembly comprises an upper die holder, an upper base plate, an upper clamping plate, a stop plate, a stripper plate, a lower die plate, a lower base plate, a lower back plate and a lower die holder which are sequentially arranged from top to bottom. According to the utility model, by means of the first contact of the stripper plate, the workpiece product can be fixed and limited in advance, so that the stability of the fine blanking punch in processing can be effectively ensured, damage to the fine blanking punch is avoided, deflection of the fine blanking punch in the processing process can be avoided to influence the processing accuracy, meanwhile, the fine blanking punch can be completely covered by means of the arrangement of the folding cloth, damage to workers caused by chip splashing of the fine blanking punch in the processing process is effectively avoided, and the safety of the workers in operation is ensured.

Description

Fine blanking punch

Technical Field

The utility model relates to the technical field of fine blanking punches, in particular to a fine blanking punch.

Background

In recent years, along with the increasingly vigorous competition of automobile markets, various automobile manufacturers are developing and researching novel automobile models, wherein a plurality of parts are required to be tapped, tapping holes are required to be finely punched, and a fine punching punch used at ordinary times is easy to damage, so that improvement is required on the fine punching punch used at ordinary times, the service life of the punch is prolonged, and the production efficiency is improved.

However, the existing fine blanking punch can cause harm to workers due to splashed scraps during processing, so that the fine blanking punch needs to be designed, and the safety of the workers during processing is improved.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides the fine blanking punch, which can fix and limit a workpiece product in advance by means of first contact of a stripper plate, further can effectively ensure the stability of the fine blanking punch during processing, avoid damage to the fine blanking punch, avoid deviation of the fine blanking punch during processing to influence processing accuracy, and can completely cover the fine blanking punch by means of the arrangement of folding cloth, effectively avoid damage to workers caused by splashing of scraps during processing of the fine blanking punch, and ensure the safety of the workers during operation so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the fine punching head comprises a fine punching punch for supporting and processing a thread plate, wherein an auxiliary component for assisting the fine punching punch in processing is arranged outside the fine punching punch;

the auxiliary assembly comprises an upper die base, an upper base plate, an upper clamping plate, a stop plate, a stripper plate, a lower die plate, a lower base plate, a lower back plate and a lower die base which are sequentially arranged from top to bottom, wherein the fine blanking punch is arranged below the upper base plate, a lower die entering block is arranged at the bottom end of the fine blanking punch, a female die is arranged inside the lower die entering block, a female die cushion block is arranged below the female die, and the lower die entering block and the female die cushion block are all arranged above the lower back plate.

In a preferred embodiment, the fixed plate has been cup jointed to the die holder outside is fixed, the fixed plate top is equipped with folding cloth, folding cloth top is fixed to be equipped with the fly leaf, the fly leaf cover is located the upper die base outside, through folding cloth's setting, can be with the complete cage of fine blanking punch, can avoid fine blanking punch appear the piece splash and cause the condition of harm to the staff in the course of working from this to the security when can effectively ensure staff's operation.

In a preferred embodiment, the fixed plate bottom is equipped with the backup pad, backup pad is fixed to be located die holder one side, the backup pad is kept away from the fixed support column that is equipped with in one end top of die holder, the outside cover in support column top is equipped with the spring, the spacing groove has been seted up to the backup pad bottom, through the extension with the help of the spring, can push the fly leaf to expand folding cloth, can shelter from the protection to the fine blanking punch from this, the security when guaranteeing staff's operation, simultaneously again with the help of the shrink of spring, can accomodate folding cloth, avoid folding cloth's extension to influence staff to operate the work piece product.

In a preferred embodiment, the fixed locating plate that is equipped with in fly leaf top, the locating plate is kept away from the one end cover of fly leaf and is located the support column outside, the locating plate is located the spring top, and outside locating the support column through locating the locating plate cover, can carry out spacingly to the locating plate, can ensure the stability when folding cloth moves from this, avoid appearing the circumstances of skew.

In a preferred embodiment, a hook is arranged on one side, far away from the movable plate, of the positioning plate, the hook is connected with the positioning plate through a bolt, and when the positioning plate moves downwards along with the folded cloth, the hook can be rotated to enable the hook to correspond to the limiting groove, and then the hook is driven to be embedded into the limiting groove by means of stretching of a spring, so that the folded cloth can be limited and fixed.

In a preferred embodiment, the locating plate top is equipped with the limiting plate, the limiting plate is located the support column top, support column top and limiting plate bottom fixed connection through the setting of limiting plate, can carry out spacingly to the locating plate, avoids locating plate and support column separation, stability when the guarantee locating plate motion.

The utility model has the technical effects and advantages that:

1. the stripper plate is driven to contact the workpiece product through the stamping action of the punch press, the workpiece product is driven to move downwards, the upper clamping plate moves downwards to enable the fine blanking punch to shear the workpiece, so that fine blanking punching is completed, the workpiece product can be fixed and limited in advance through the first contact of the stripper plate, the stability of the fine blanking punch during processing can be effectively ensured, damage to the fine blanking punch is avoided, and meanwhile, the influence on the processing accuracy caused by deviation of the fine blanking punch in the processing process can be avoided;

2. through the arrangement of the folded cloth, the fine blanking punch can be completely covered, so that the situation that scraps splashed in the processing process of the fine blanking punch cause harm to workers can be avoided, and the safety of the workers in operation can be effectively ensured;

3. through the extension with the help of the spring, can push fly leaf will fold cloth and expand, can shelter from the protection to the fine blanking punch from this, the security when the guarantee staff operates, can accomodate folding cloth with the help of the shrink of spring again simultaneously, avoid folding cloth's extension to influence the staff and operate work piece product.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of a folded cloth of the present utility model;

FIG. 3 is an enlarged view of portion A of FIG. 2 in accordance with the present utility model;

FIG. 4 is an enlarged view of portion B of FIG. 2 in accordance with the present utility model;

fig. 5 is a front view of the fine blanking punch of the present utility model.

The reference numerals are: 1. an upper die holder; 2. an upper backing plate; 3. an upper clamping plate; 4. a stop plate; 5. a stripper plate; 6. a lower template; 7. a lower backing plate; 8. a lower back plate; 9. a lower die holder; 10. fine punching punch; 11. a lower die entering block; 12. a female die; 13. a female die cushion block; 14. a fixing plate; 15. folding cloth; 16. a movable plate; 17. a support plate; 18. a support column; 19. a spring; 20. a limit groove; 21. a positioning plate; 22. a hook; 23. and a limiting plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5 of the drawings, the utility model provides a fine blanking punch, which comprises a fine blanking punch 10 for supporting and processing a thread plate, wherein an auxiliary component for assisting the fine blanking punch 10 in processing is arranged outside the fine blanking punch 10;

as shown in fig. 1, 2 and 5, the auxiliary assembly comprises an upper die holder 1, an upper base plate 2, an upper clamping plate 3, a stop plate 4, a stripper plate 5, a lower die plate 6, a lower base plate 7, a lower back plate 8 and a lower die holder 9 which are sequentially arranged from top to bottom, a fine blanking punch 10 is arranged below the upper base plate 2, a lower die insert block 11 is arranged at the bottom end of the fine blanking punch 10, a female die 12 is arranged inside the lower die insert block 11, a female die cushion block 13 is arranged below the female die 12, and the lower die insert block 11 and the female die cushion block 13 are all arranged above the lower back plate 8.

The stripper plate 5 is driven to contact the workpiece product firstly through the stamping action of the punch press, the workpiece product is driven to move downwards, the upper clamping plate 3 moves downwards to enable the fine blanking punch 10 to shear the workpiece, so that fine blanking punching is completed, the workpiece product can be fixed and limited in advance through the first contact of the stripper plate 5, the stability of the fine blanking punch 10 during processing can be effectively guaranteed, damage to the fine blanking punch 10 is avoided, and meanwhile, the influence on processing accuracy caused by deviation of the fine blanking punch 10 in the processing process can be avoided.

Referring to fig. 1-4 of the specification, the utility model provides a fine blanking punch, a fixed plate 14 is fixedly sleeved outside a lower die holder 9, a folding cloth 15 is arranged at the top of the fixed plate 14, a movable plate 16 is fixedly arranged at the top of the folding cloth 15, the movable plate 16 is sleeved outside an upper die holder 1, and the fine blanking punch 10 can be completely covered by the arrangement of the folding cloth 15, so that the condition that scraps splash during the processing of the fine blanking punch 10 causes harm to workers can be avoided, and the safety of the workers during operation can be effectively ensured.

As shown in fig. 3, the bottom end of the fixing plate 14 is provided with a supporting plate 17, the supporting plate 17 is fixedly arranged on one side of the lower die holder 9, a supporting column 18 is fixedly arranged at the top of one end of the supporting plate 17 far away from the lower die holder 9, a spring 19 is sleeved outside the top end of the supporting column 18, a limit groove 20 is formed in the bottom end of the supporting plate 17, and the movable plate 16 can be pushed to expand the folded cloth 15 by means of the expansion of the spring 19, so that the fine blanking punch 10 can be shielded and protected, the safety of workers in operation is ensured, and meanwhile, the folded cloth 15 can be stored by means of the contraction of the spring 19, so that the expansion of the folded cloth 15 can be prevented from influencing the workers to operate workpiece products.

As shown in fig. 4, the top end of the movable plate 16 is fixedly provided with a positioning plate 21, one end, far away from the movable plate 16, of the positioning plate 21 is sleeved outside the support column 18, the positioning plate 21 is located above the spring 19, and the positioning plate 21 can be limited by sleeving the positioning plate 21 outside the support column 18, so that the stability of the folded cloth 15 during movement can be ensured, and the occurrence of offset is avoided.

As shown in fig. 4, a hook 22 is disposed on a side of the positioning plate 21 away from the movable plate 16, the hook 22 is connected with the positioning plate 21 by a bolt, and the hook 22 is movably connected with the positioning plate 21, so that when the positioning plate 21 moves down along with the folded cloth 15, the hook 22 can be rotated, the hook 22 corresponds to the limit groove 20, and then the hook 22 is driven to be embedded into the limit groove 20 by virtue of the extension of the spring 19, so that the folded cloth 15 can be limited and fixed.

As shown in fig. 4, the top end of the positioning plate 21 is provided with a limiting plate 23, the limiting plate 23 is located at the top of the supporting column 18, the top end of the supporting column 18 is fixedly connected with the bottom end of the limiting plate 23, and the positioning plate 21 can be limited through the arrangement of the limiting plate 23, so that the separation of the positioning plate 21 and the supporting column 18 is avoided, and the stability of the positioning plate 21 during movement is ensured.

Finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. A fine blanking punch comprising a fine blanking punch (10) for supporting a processed thread plate, characterized in that: an auxiliary component for assisting in machining of the fine blanking punch (10) is arranged outside the fine blanking punch (10);

the auxiliary assembly comprises an upper die holder (1), an upper base plate (2), an upper clamping plate (3), a stop plate (4), a stripper plate (5), a lower die plate (6), a lower base plate (7), a lower back plate (8) and a lower die holder (9), wherein the upper die holder (1), the upper base plate (2), the upper clamping plate (3), the stop plate (4), the stripper plate (5), the lower die plate (6), the lower back plate (7), the lower back plate (8) and the lower die holder (9) are sequentially arranged from top to bottom, a lower die entering block (11) is arranged at the bottom end of the fine die punch (10), a female die (12) is arranged inside the lower die entering block (11), a female die cushion block (13) is arranged below the female die cushion block (12), and the lower die entering block (11) and the female die cushion block (13) are all arranged above the lower back plate (8).

2. A fine blanking punch as claimed in claim 1, wherein: the die comprises a die holder (1), a lower die holder (9), a fixing plate (14) is fixedly sleeved outside the lower die holder (9), a folding cloth (15) is arranged at the top of the fixing plate (14), a movable plate (16) is fixedly arranged at the top end of the folding cloth (15), and the movable plate (16) is sleeved outside the upper die holder (1).

3. A fine blanking punch as claimed in claim 2, wherein: the bottom of the fixed plate (14) is provided with a supporting plate (17), the supporting plate (17) is fixedly arranged on one side of the lower die holder (9), a supporting column (18) is fixedly arranged at the top of one end of the supporting plate (17) far away from the lower die holder (9), a spring (19) is sleeved outside the top of the supporting column (18), and a limiting groove (20) is formed in the bottom of the supporting plate (17).

4. A fine blanking punch according to claim 3, wherein: the top of the movable plate (16) is fixedly provided with a positioning plate (21), one end, far away from the movable plate (16), of the positioning plate (21) is sleeved outside the support column (18), and the positioning plate (21) is located above the spring (19).

5. A fine blanking punch as claimed in claim 4, wherein: one side of the locating plate (21) far away from the movable plate (16) is provided with a hook (22), and the hook (22) is connected with the locating plate (21) through a bolt.

6. A fine blanking punch as claimed in claim 4, wherein: the locating plate (21) top is equipped with limiting plate (23), limiting plate (23) are located support column (18) top, support column (18) top and limiting plate (23) bottom fixed connection.