Perforating device for box cover

Abstract

A punching device for a box cover comprises a workbench, a positioning seat is fixedly arranged in the middle of the workbench and used for containing the box cover, a first limiting block and a second limiting block are arranged on the positioning seat and used for limiting the four edges of the box cover, and a pressing mechanism is used for pressing and positioning the box cover; a guide hole is formed in the right portion of the positioning piece in the front-back direction, punching mechanisms are correspondingly installed on the front side and the rear side of the left portion of the positioning base, each punching mechanism comprises a driving base, a drill bit is arranged at the end, facing the positioning base, of each driving base, and the central axis of each drill bit coincides with the central axis of the corresponding guide hole. According to the device, the box cover is positioned on the positioning seat through mutual cooperation of the first limiting block, the second limiting block and the pressing mechanism, the positioning piece is arranged and used for positioning the positioning connecting plates on the box cover, the guide hole is formed in the positioning piece and used for punching guiding, punching operation of the two sets of positioning connecting plates is completed at the same time, the concentricity is guaranteed, and the punching efficiency is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of punching device of box cover. BACKGROUND

[0002] With the development of science and technology, instruments in many fields are often high-precision instruments. When transported over long distances or operated in harsh environments, a large number of safety protection boxes are often needed as auxiliary tools. The safety protection box structure includes a box body and a box cover. One side of the box cover is hingedly connected to the box body through a shaft. The other side of the box cover is locked and positioned with the box body through a lock catch structure. The part of the box cover for mounting the lock catch is provided with a positioning connecting plate. The positioning connecting plate needs to be punched. The positioning connecting plate is usually arranged in pairs and provided with two groups. Due to the irregular structure of the box cover, positioning is inconvenient. The existing punching method is mostly manual punching, which is not only inefficient but also has safety hazards. SUMMARY

[0003] To overcome the above-mentioned problems, the utility model provides a kind of punching device of box cover.

[0004] To achieve the above-mentioned purpose, the utility model provides a kind of punching device of box cover, including workbench, the middle part of workbench is fixed with positioning seat for placing box cover, the first limit block and the second limit block are arranged on the positioning seat to limit the four edges of the box cover, and the box cover is tightly positioned by using the pressing mechanism, the left side of the positioning seat is provided with positioning piece, the right part of the positioning piece is machined along the horizontal direction to form recess for accommodating the positioning connecting plate on the left side of the box cover, the right part of the positioning piece is machined along the front and back direction to form guide hole, the front and back sides of the left part of the positioning seat are correspondingly installed with punching mechanism, the punching mechanism includes driving seat, the one end of driving seat towards the positioning seat is provided with drill bit, the center axis of drill bit coincides with the center axis of guide hole, after the positioning of the box cover, the driving seat moves towards each other, and the drill bit performs punching operation on the positioning connecting plate along the direction of guide hole.

[0005] As a further improvement of the utility model, the first limit block is symmetrically arranged along the left-right direction of the positioning seat, the first limit block abuts against the outer side wall of the box cover, the second limit block is symmetrically arranged along the front-back direction of the positioning seat, and the second limit block abuts against the inner side of the box cover for support.

[0006] As a further improvement of the utility model, the positioning piece is in inverted L-shaped structure, the left part vertical plate of the positioning piece is fixed with the positioning seat, the right part horizontal plate of the positioning piece is arranged above the positioning seat and supported by adjusting bolt, the upper and lower parts of the adjusting bolt are locked by lock nut, and the spacing between the positioning piece and the positioning seat matches the edge thickness of the box cover.

[0007] As a further improvement of the utility model, the pressing mechanism comprises positioning blocks fixed before and after the positioning seat, an elbow clamp is installed on the upper part of the positioning blocks through an elbow clamp base, one end of the elbow clamp towards the positioning seat is provided with a pressing head, and the pressing head is arranged above the second limiting block.

[0008] As a further improvement of the utility model, the right part of the positioning seat is processed with a through slot for accommodating the tail part of the box cover.

[0009] As a further improvement of the utility model, the lower part of the driving seat is slidably connected with the positioning seat in the front-rear direction through a screw rod and sliding block mechanism.

[0010] As a further improvement of the utility model, the positioning member is made of metal material.

[0011] The utility model has the advantages of:

[0012] The device positions the box cover on the positioning seat through the cooperation of the first limiting block, the second limiting block and the pressing mechanism, the positioning structure is simple and convenient to operate, positioning members are arranged for positioning the positioning connecting plates on the box cover, guide holes are arranged on the positioning members for guiding punching, the punching operation of the two groups of positioning connecting plates is simultaneously completed, the concentricity of the through holes on the two groups of positioning connecting plates is guaranteed, and the punching efficiency is high. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a top view of the punching device of the box cover of the utility model;

[0014] Figure 2 It is the A view in Figure 1

[0015] Figure 3 It is the B-B sectional view in Figure 1

[0016] Figure 4 It is the C view in Figure 1

[0017] Figure 5 It is a working schematic view of the punching device of the box cover of the utility model;

[0018] Figure 6 It is a front view of the box cover;

[0019] Figure 7 It is a top view of the box cover.

[0020] ​​​In the figure: 1, workbench; 2, positioning seat; 21, through slot; 3, first limiting block; 4, second limiting block; 5, pressing mechanism; 51, positioning block; 52, elbow clamp base; 53, elbow clamp; 54, pressing head; 6, positioning piece; 61, groove; 62, guide hole; 63, adjusting bolt; 64, locking nut; 7, punching mechanism; 71, drill bit; 72, driving seat; 73, screw sliding block mechanism; 8, box cover; 81, positioning connecting plate; 82, along edge; 83, tail part. DETAILED DESCRIPTION

[0021] As Figure 1 shown, the punching device for the box cover of the utility model, including workbench 1, the middle part of workbench 1 is fixed with positioning seat 2 for placing box cover 8, positioning seat 2 is equipped with first limiting block 3 and second limiting block 4, and the four edges of box cover 8 are limited, and box cover 8 is pressed and positioned by pressing mechanism 5, first limiting block 3 is symmetrically arranged along the left-right direction of positioning seat 2, first limiting block 3 abuts on the outer lateral wall of box cover 8, second limiting block 4 is symmetrically arranged along the front-back direction of positioning seat 2, second limiting block 4 abuts on the inner lateral wall of box cover 8 for supporting, pressing mechanism 5 includes positioning block 51 fixed on the front and back of positioning seat 2, elbow clamp 53 is installed on the upper part of positioning block 51 through elbow clamp base 52, one end of elbow clamp 53 towards positioning seat 2 is equipped with pressing head 54, and pressing head 54 is arranged above second limiting block 4 (see Figure 3 ), positioning seat 2 left side is equipped with positioning piece 6, positioning piece 6 is made of metal material, the right part of positioning piece 6 is machined with groove 61 along the horizontal direction for accommodating the positioning connecting plate 81 of the left side of box cover 8, the right part of positioning piece 6 is machined with guide hole 62 along the front-back direction, positioning piece 6 is inverted L-shaped structure, the left part of positioning piece 6 vertical plate is fixed with positioning seat 2, the right part of positioning piece 6 horizontal plate is arranged above positioning seat 2 and is supported by adjusting bolt 63, and the upper and lower parts of adjusting bolt 63 are locked by locking nut 64 (see Figure 4 ), the spacing between positioning piece 6 and positioning seat 2 matches the thickness of along edge 82 of box cover 8, and the front and back sides of the left part of positioning seat 2 are correspondingly provided with punching mechanism 7, punching mechanism 7 includes driving seat 72, the lower part of driving seat 72 is slidably connected with positioning seat 2 in the front-back direction through screw sliding block mechanism 73, one end of driving seat 72 towards positioning seat 2 is equipped with drill bit 71, and the central axis of drill bit 71 coincides with the central axis of guide hole 62 (see Figure 2 ), after positioning box cover 8, driving seat 72 moves towards, drill bit 71 punches positioning connecting plate 81 along the direction of guide hole 62, and the right part of positioning seat 2 is machined with through slot 21 for accommodating the tail part 83 of box cover 8.

[0022] The device positions the box cover on the positioning seat through cooperation of the first limiting block, the second limiting block and the pressing mechanism, the positioning structure is simple and convenient to operate, meanwhile, the positioning member is arranged for positioning the positioning connecting plate on the box cover, the guide hole is arranged on the positioning member for guiding punching, meanwhile, the punching operation of the two sets of positioning connecting plates is completed, the concentricity of the through holes on the two sets of positioning connecting plates is guaranteed, and the punching efficiency is high.

[0023] In use, the utility model is described in combination with the drawings for the convenience of understanding the utility model;

[0024] In work, the box cover is placed on the positioning seat, the first limiting block abuts against the left and right outer side walls of the box cover, the second limiting block supports the front and rear inner side walls of the box cover, the edge of the left side of the box cover extends into below the positioning member, the positioning connecting plate is embedded into the groove of the positioning member, the tail of the box cover extends into the through slot of the right part of the positioning seat, then the handle part of the elbow clamp is pressed downward, the pressing head of the end part of the elbow clamp is pressed on the upper surface of the box cover (see Figure 5 ) through transmission of the connecting rod mechanism; after the positioning of the box cover is completed, the screw sliding block mechanism drives the driving seat to move towards each other, meanwhile, the driving seat drives the drill bit to rotate, the drill bit moves along the guide hole of the positioning member and punches the positioning connecting plate; after the punching is completed, the driving seat is reset, the handle part of the elbow clamp is lifted upward, the pressing head is separated from the box cover, and the box cover can be directly taken out.

[0025] The preferred embodiments of the utility model are described above only, and are not used for limiting the utility model, for the person skilled in the art, the utility model can have various changes and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A punching device for a box lid, characterized in that: The workbench (1) includes a positioning seat (2) fixed in the middle for placing a box cover (8). The positioning seat (2) is provided with a first limiting block (3) and a second limiting block (4) to limit the four sides of the box cover (8) and to press and position the box cover (8) using a pressing mechanism (5). The positioning seat (2) has a positioning member (6) on its left side. The right side of the positioning member (6) has a groove (61) machined in the horizontal direction to accommodate the positioning connecting plate (81) on the left side of the box cover (8). The right side of the positioning member (6) has a groove (61) machined in the front-back direction. The guide hole (62) is processed. A drilling mechanism (7) is installed on the front and rear sides of the left side of the positioning seat (2). The drilling mechanism (7) includes a drive seat (72). A drill bit (71) is provided at one end of the drive seat (72) facing the positioning seat (2). The central axis of the drill bit (71) coincides with the central axis of the guide hole (62). After the box cover (8) is positioned, the drive seat (72) moves towards each other, and the drill bit (71) performs a drilling operation on the positioning connecting plate (81) along the direction of the guide hole (62).

2. The punching device for a box lid according to claim 1, characterized in that: The first limiting block (3) is symmetrically arranged along the left and right directions of the positioning seat (2), and the first limiting block (3) abuts against the outer wall of the box cover (8). The second limiting block (4) is symmetrically arranged along the front and back directions of the positioning seat (2), and the second limiting block (4) abuts against the inner side of the box cover (8) for support.

3. The punching device for a box lid according to claim 1, characterized in that: The positioning component (6) has an inverted L-shaped structure. The left vertical plate of the positioning component (6) is fixed to the positioning seat (2). The right horizontal plate of the positioning component (6) is located above the positioning seat (2) and supported by the adjusting bolt (63). The upper and lower parts of the adjusting bolt (63) are locked by the locking nut (64). The distance between the positioning component (6) and the positioning seat (2) matches the thickness of the edge (82) of the box cover (8).

4. The punching device for a box lid according to claim 1, characterized in that: The clamping mechanism (5) includes a positioning block (51) fixed in front of and behind the positioning seat (2), and an elbow clamp (53) mounted on the upper part of the positioning block (51) through an elbow clamp base (52). The elbow clamp (53) has a pressure head (54) at one end facing the positioning seat (2), and the pressure head (54) is located above the second limiting block (4).

5. The punching device for a box lid according to claim 1, characterized in that: The right side of the positioning seat (2) is machined with a through groove (21) for accommodating the tail (83) of the box cover (8).

6. The punching device for a box lid according to claim 1, characterized in that: The lower part of the drive seat (72) is in sliding engagement with the positioning seat (2) in the front-rear direction through a lead screw and slider mechanism (73).

7. The punching device for a box lid according to claim 1, characterized in that: The positioning element (6) is made of metal.

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