CN211803473U

CN211803473U - Arc stamping clamp

Info

Publication number: CN211803473U
Application number: CN202020140143.3U
Authority: CN
Inventors: 陈跃飞; 杨建明; 赵飞; 骆丽斯; 万承达
Original assignee: Guangdong Dasheng Construction Engineering Co ltd
Current assignee: Guangdong Dasheng Construction Engineering Co ltd
Priority date: 2020-01-21
Filing date: 2020-01-21
Publication date: 2020-10-30
Anticipated expiration: 2030-01-21

Abstract

The utility model discloses an arc punching press anchor clamps, comprises an operation bench, one side of operation panel is provided with the turning handle, the one end of turning handle is connected with first lead screw, the first lead screw other end lets in the operation panel, the other end of first lead screw is connected with the connecting axle, the other end of connecting axle is connected with the second lead screw, the other end of second lead screw is through the bearing frame and the operation panel inner wall swing joint that set up, the operation panel bottom is provided with the movable plate, the operation panel both sides are close to and leave the spout on the inner wall of movable plate, the both ends of movable plate all are connected with the connecting rod, the other end of connecting rod lets in the spout, the other end of connecting rod is connected with the slider with spout shape size looks adaptation, both ends all are connected with the fixed plate on the movable plate, there is first thread bush through threaded connection on. Has the advantages that: the utility model discloses convenient operation, through the interval of rotating two circular arc anchor clamps of lead screw adjustment, the location of realizing treating the punching press work piece is fixed.

Description

Arc stamping clamp

Technical Field

The utility model relates to a punching press anchor clamps field particularly, relates to an arc punching press anchor clamps.

Background

The stamping is a forming method in which a press and a die are used to apply external force to a plate, a strip, a pipe, a profile, etc. to cause plastic deformation or separation, thereby obtaining a workpiece (stamped part) of a desired shape and size. Stamping and forging are plastic working (or called pressure working), and are called forging and pressing. The stamped blanks are mainly hot and cold rolled steel sheets and strips. In the world, 60-70% of steel materials are plates, and most of the plates are punched to form finished products. The body, chassis, oil tank, radiator sheet, boiler steam drum, shell of container, iron core silicon steel sheet of motor and electric appliance are all made by punching. There are also a large number of stamped parts in products such as instruments, household appliances, bicycles, office machines, and household utensils. The stamping process is a production technology for obtaining product parts with certain shape, size and performance by directly applying deformation force to a plate in a die by means of the power of conventional or special stamping equipment and deforming the plate. The existing stamping clamp is complex in structure and multiple in steps during operation, and the bottom of the stamping clamp is not provided with a supporting plate adjusted according to linkage of the clamp, so that a workpiece to be stamped falls off from the arc clamp easily during stamping, and the processing efficiency and the product quality are influenced.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an arc stamping fixture to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an arc stamping clamp comprises an operating table, wherein a rotating handle is arranged on one side of the operating table, one end of the rotating handle is connected with a first lead screw, the other end of the first lead screw is led into the operating table, the other end of the first lead screw is connected with a connecting shaft, the other end of the connecting shaft is connected with a second lead screw, the other end of the second lead screw is movably connected with the inner wall of the operating table through a set bearing seat, a moving plate is arranged at the bottom of the operating table, sliding grooves are reserved on two sides of the operating table, close to the inner wall of the moving plate, two ends of the moving plate are both connected with connecting rods, the other ends of the connecting rods are led into the sliding grooves, the other ends of the connecting rods are connected with sliding blocks matched with the shapes and the sizes of the sliding grooves, fixed plates are connected with two ends of the moving plate, the connecting piece is arranged between the first threaded sleeve and one of the fixing plates, the connecting piece is also arranged between the second threaded sleeve and the other fixing plate, and two ends of the connecting piece are respectively movably connected with the first threaded sleeve, the second threaded sleeve or the fixing plate through the rotating shaft.

Furthermore, a plurality of support rods are connected to the position, close to the middle, of the moving plate, the other ends of the support rods are led to the outside of the operating table, and support plates are connected to the other ends of the support rods.

Furthermore, the top of the first threaded sleeve is connected with a first connecting rod, and the top of the second threaded sleeve is connected with a second connecting rod.

Furthermore, a strip-shaped groove is reserved at the top of the operating platform close to the first connecting rod and the second connecting rod, and the other ends of the first connecting rod and the second connecting rod are communicated with the strip-shaped groove.

Furthermore, the other end of the first connecting rod is fixedly connected with a first arc clamp, and the other end of the second connecting rod is fixedly connected with a second arc clamp.

Furthermore, the second screw rod is provided with positive threads, and the first screw rod is provided with threads opposite to the threads of the second screw rod.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses convenient operation, through the interval of rotating two circular arc anchor clamps of lead screw adjustment, the location of realizing treating the punching press work piece is fixed, rotates the lead screw simultaneously and still links backup pad rebound, gives and treats punching press work piece bottom in order to support, avoids treating the punching press work piece and adds the processing man-hour from the circular arc anchor clamps and drop to influence machining efficiency and product quality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an arc stamping fixture according to an embodiment of the present invention;

fig. 2 is a structural plan view of a first circular arc clamp and a second circular arc clamp according to an embodiment of the present invention.

Reference numerals:

1. an operation table; 2. a handle is rotated; 3. a first lead screw; 4. a connecting shaft; 5. a second lead screw; 6. a bearing seat; 7. moving the plate; 8. a chute; 9. a connecting rod; 10. a slider; 11. a first threaded sleeve; 12. a second threaded sleeve; 13. a connecting member; 14. a fixing plate; 15. a rotating shaft; 16. a support bar; 17. a support plate; 18. a first connecting rod; 19. a second connecting rod; 20. a strip-shaped groove; 21. a first arc clamp; 22. and a second arc clamp.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

referring to fig. 1-2, an arc stamping fixture according to an embodiment of the present invention includes an operating platform 1, a rotating handle 2 is disposed on one side of the operating platform 1, a first lead screw 3 is connected to one end of the rotating handle 2, the other end of the first lead screw 3 is inserted into the operating platform 1, a connecting shaft 4 is connected to the other end of the first lead screw 3, a second lead screw 5 is connected to the other end of the connecting shaft 4, the other end of the second lead screw 5 is movably connected to an inner wall of the operating platform 1 through a bearing seat 6, a moving plate 7 is disposed at the bottom of the operating platform 1, sliding grooves 8 are left on two sides of the operating platform 1 near to an inner wall of the moving plate 7, connecting rods 9 are connected to two ends of the moving plate 7, the other end of the connecting rods 9 is inserted into the sliding grooves 8, the other end of the connecting rods 9 is connected to a slider 10 adapted to the shape, the spout 8, connecting rod 9 and the slider 10 that set up are used for spacing movable plate 7, make things convenient for reciprocating of movable plate 7 simultaneously, both ends all are connected with fixed plate 14 on the movable plate 7, there is first thread bush 11 through threaded connection on the first lead screw 3, there is second thread bush 12 through threaded connection on the second lead screw 5, be provided with connecting piece 13 between first thread bush 11 and one of them fixed plate 14, also be provided with connecting piece 13 between second thread bush 12 and another fixed plate 14, the both ends of connecting piece 13 are respectively through the pivot 15 and first thread bush 11, second thread bush 12 or the 14 swing joint of fixed plate that set up.

Through the technical scheme of the utility model, a plurality of support rods 16 are connected to the movable plate 7 near the middle position, the other ends of the support rods 16 are led out of the operating table 1, the other ends of the support rods 16 are connected with the support plate 17, and the support plate 17 plays a role in supporting the workpiece to be punched; the top of the first threaded sleeve 11 is connected with a first connecting rod 18, the top of the second threaded sleeve 12 is connected with a second connecting rod 19, a strip-shaped groove 20 is reserved at the top of the operating platform 1, which is close to the first connecting rod 18 and the second connecting rod 19, the other ends of the first connecting rod 18 and the second connecting rod 19 are communicated with the strip-shaped groove 20, the other end of the first connecting rod 18 is fixedly connected with a first arc clamp 21, the other end of the second connecting rod 19 is fixedly connected with a second arc clamp 22, and the first arc clamp 21 and the second arc clamp 22 are used for positioning a workpiece to be punched; the second screw rod 5 is provided with positive threads, and the first screw rod 3 is provided with threads opposite to the threads of the second screw rod 5.

In a specific application, a workpiece to be punched is placed between the first arc clamp 21 and the second arc clamp 22, by rotating the rotating handle 2, the rotating handle 2 drives the first screw rod 3, the connecting shaft 4 and the second screw rod 5 to rotate, so that the first threaded sleeve 11 moves leftwards on the first lead screw 3, the second threaded sleeve 12 moves rightwards on the second lead screw 5, namely, the first connecting rod 18 and the first arc clamp 21 move leftwards, the second connecting rod 19 and the second arc clamp 22 move rightwards, so as to position and fix the workpiece to be punched, the connecting piece 13 and the fixed plate 14 are interlocked while the first threaded sleeve 11 and the second threaded sleeve 12 move, so that the included angle between the connecting piece 13 and the moving plate 7 is reduced, namely, the moving plate 7 ascends to drive the support rod 16 and the support plate 17 to ascend, so that the bottom of the workpiece to be punched is supported, and the workpiece to be punched is prevented from falling off from the arc clamp during machining.

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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The arc punching clamp is characterized by comprising an operating table (1), wherein a rotating handle (2) is arranged on one side of the operating table (1), one end of the rotating handle (2) is connected with a first lead screw (3), the other end of the first lead screw (3) is communicated into the operating table (1), the other end of the first lead screw (3) is connected with a connecting shaft (4), the other end of the connecting shaft (4) is connected with a second lead screw (5), the other end of the second lead screw (5) is movably connected with the inner wall of the operating table (1) through a set bearing seat (6), a movable plate (7) is arranged at the bottom of the operating table (1), sliding grooves (8) are reserved on the inner wall of the movable plate (7) and close to the two sides of the operating table (1), connecting rods (9) are connected to the two ends of the movable plate (7), and the other ends of the connecting rods (9) are communicated into the sliding grooves (8), the other end of connecting rod (9) is connected with slider (10) with spout (8) shape size looks adaptation, both ends all are connected with fixed plate (14) on movable plate (7), there is first thread bush (11) through threaded connection on first lead screw (3), there is second thread bush (12) through threaded connection on second lead screw (5), be provided with connecting piece (13) between first thread bush (11) and one of them fixed plate (14), also be provided with connecting piece (13) between second thread bush (12) and another fixed plate (14), the both ends of connecting piece (13) are respectively through pivot (15) and first thread bush (11), second thread bush (12) or fixed plate (14) swing joint who sets up.

2. The arc punching clamp according to claim 1, wherein a plurality of support rods (16) are connected to the moving plate (7) near the middle position, the other ends of the support rods (16) are led out of the operating platform (1), and the other ends of the support rods (16) are connected with a support plate (17).

3. The circular arc punching clamp according to claim 1, wherein a first connecting rod (18) is connected to the top of the first threaded sleeve (11), and a second connecting rod (19) is connected to the top of the second threaded sleeve (12).

4. The arc punching clamp according to claim 1, characterized in that a strip-shaped groove (20) is reserved at the top of the operating platform (1) near the first connecting rod (18) and the second connecting rod (19), and the other ends of the first connecting rod (18) and the second connecting rod (19) are communicated with the strip-shaped groove (20).

5. The circular arc punching clamp according to claim 3, characterized in that a first circular arc clamp (21) is fixedly connected to the other end of the first connecting rod (18), and a second circular arc clamp (22) is fixedly connected to the other end of the second connecting rod (19).

6. The circular arc punching clamp according to claim 1, wherein the second screw (5) is provided with a positive thread, and the first screw (3) is provided with a thread opposite to the second screw (5).