Stamping workpiece positioning device

Abstract

The utility model relates to the technical field of workpiece punching, in particular to a punching workpiece positioning device which comprises a workbench located on one side of a punching machine body, a bottom supporting block is fixed on the workbench, a punch is fixed below a fixing plate, the punch is vertically opposite to a V-shaped groove, and the bottom of a pressing rubber sleeve is lower than the bottom of a fixing rod and the bottom of the punch. A first positioning plate is connected to the bottom supporting block, one side wall of the first positioning plate is aligned with the middle position of the V-shaped groove, a second positioning plate is arranged on the side, close to the punch press body, of the bottom supporting block, a workpiece is placed on the bottom supporting block, one of the two vertical side walls of the workpiece makes contact with the first positioning plate, and the other one makes contact with the second positioning plate. When the punch punches a workpiece, the pressing rubber sleeve firstly makes contact with the workpiece, and then the punch punches the workpiece. The belt conveyor supporting leg connecting plate cutting device has the technical effects that the labor intensity of operators during cutting of a belt conveyor supporting leg connecting plate is reduced, and the cutting efficiency of a steel plate is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of workpiece stamping, in particular to a stamping workpiece positioning device. Background Art

[0002] When welding the belt conveyor legs, you need to use the belt conveyor leg connecting plate. The belt conveyor leg connecting plate is a rectangular steel plate. Before welding the belt conveyor leg connecting plate, you need to cut and grind it. Figure 1 As shown, it is the belt conveyor leg connecting plate after cutting. When cutting the belt conveyor leg connecting plate, the operator first marks the steel plate, and then cuts the steel plate through a shearing machine. This method is inefficient and has high labor intensity for the operator. Utility Model Content

[0003] The embodiment of the utility model provides a stamping workpiece positioning device, which has the technical effect of reducing the labor intensity of operators when cutting the belt conveyor leg connecting plates and improving the cutting efficiency of steel plates.

[0004] The utility model is a punching workpiece positioning device, which adopts the following technical scheme:

[0005] A punching workpiece positioning device comprises a workbench located at one side of a punching machine body, a bottom support block is fixed on the workbench, a V-shaped groove is opened on the bottom support block, a mounting block that can move up and down is installed on the punching machine body, a mounting plate is connected below the mounting block, a fixing plate is fixed below the mounting plate, a punch is fixed below the fixing plate, the punch is opposite to the V-shaped groove up and down, a fixing rod located at one side of the punch is fixed below the fixing plate, a clamping rubber sleeve is sleeved on the fixing rod, and the bottom of the clamping rubber sleeve is lower than the bottom of the fixing rod and the punch; a first positioning plate is connected to the bottom support block, one of the side walls of the first positioning plate is aligned with the middle position of the V-shaped groove, a second positioning plate is arranged on the side of the bottom support block close to the punching machine body, a workpiece is placed on the bottom support block, two vertical side walls of the workpiece are in contact with the first positioning plate, and the other is in contact with the second positioning plate, when the punch punches the workpiece, the clamping rubber sleeve first contacts with the workpiece, and then the punch punches the workpiece.

[0006] Further, the compression rubber sleeve includes a first rubber sleeve and a second rubber sleeve located below the first rubber sleeve.

[0007] Furthermore, the first positioning plate includes a horizontal plate and a vertical plate that is perpendicular to and fixed to the horizontal plate. The horizontal plate is located above the bottom support block, and the vertical plate is located on the side wall of the bottom support block away from the punch body. A positioning column is fixed below the horizontal plate, and a positioning hole for the positioning column to be inserted is provided on the bottom support block. A fixing component for fixing the horizontal plate to the bottom support block is provided on the side wall of the bottom support block.

[0008] Furthermore, the fixing assembly includes a clamping plate, a connecting rod and a spring. A connecting hole is provided on the side wall of the bottom support block. One end of the connecting rod is fixed to the clamping plate, and the other end of the connecting rod is inserted into the connecting hole. The spring is fixed between the bottom wall of the connecting hole and the connecting rod. A clearance groove is provided on the vertical plate, and the connecting rod passes through the clearance groove. Under the action of the spring tension, the clamping plate is pressed against the vertical plate.

[0009] Compared with the prior art, the utility model has the following technical effects: the workpiece is positioned by the first positioning plate and the second positioning plate, and the punching machine punches the workpiece. This method of processing the workpiece does not require the operator to mark the workpiece, and the operation is simple, which reduces the labor intensity of the operator and improves work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] The drawings described herein are used to provide a further understanding of the present invention, constitute a part of the present invention, and do not constitute a limitation of the present invention. In the drawings:

[0011] Figure 1 A schematic diagram showing the structure of the workpiece in the utility model;

[0012] Figure 2 A front view showing the overall structure of the utility model;

[0013] Figure 3 A schematic diagram showing the structure of the workbench, the first positioning plate and the second positioning plate in the utility model;

[0014] Figure 4 To embody the schematic diagram of the punch assembly structure in the utility model;

[0015] Figure 5 To illustrate the schematic diagram of the bottom support block and positioning hole structure in the utility model;

[0016] Figure 6 It is a schematic diagram of the fixing components in the present invention.

[0017] Explanation of the accompanying drawings: 1. Punch body; 11. Workbench; 12. Mounting block; 2. Bottom support block; 21. V-shaped groove; 22. Connecting hole; 3. Punch assembly; 31. Mounting plate; 32. Fixing plate; 33. Punch; 34. Fixing rod; 35. Pressing rubber sleeve; 351. First rubber sleeve; 352. Second rubber sleeve; 4. First positioning plate; 41. Horizontal plate; 42. Vertical plate; 421. Make way groove; 43. First positioning surface; 5. Positioning column; 51. Positioning hole; 6. Fixing assembly; 61. Pressing plate; 62. Connecting rod; 63. Spring; 7. Second positioning plate; 71. Second positioning surface; 8. Workpiece. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in combination with the implementation mode and the accompanying drawings. Here, the schematic implementation mode of the utility model and its description are used to explain the utility model, but are not used as a limitation of the utility model.

[0019] Reference Figure 2 , Figure 3 and Figure 4 A punching workpiece positioning device includes a workbench 11 arranged on the front side of a punch body 1, a bottom support block 2 is fixed on the workbench 11, a mounting block 12 that can move up and down is arranged on one side of the punch body 1, and a punch assembly 3 is detachably connected to the bottom of the mounting block 12.

[0020] The punch assembly 3 includes a mounting plate 31, a fixing plate 32 and a punch 33. The fixing plate 32 is mounted below the mounting block 12, the fixing plate 32 is fixed below the mounting plate 31, and the punch 33 is fixed below the fixing plate 32. A fixing rod 34 is fixed to the bottom of the fixing plate 32, the fixing rod 34 is located on one side of the punch 33, and a pressing rubber sleeve 35 is sleeved on the fixing rod 34. The pressing rubber sleeve 35 includes a first rubber sleeve 351 and a second rubber sleeve 352, and the second rubber sleeve 352 is located below the first rubber sleeve 351. The bottom of the second rubber sleeve 352 is lower than the bottom of the fixing rod 34 and the punch 33.

[0021] Reference Figure 2 , Figure 5 and Figure 6 The bottom support block 2 is provided with a V-shaped groove 21, which is opposite to the punch 33 in the vertical direction. The bottom support block 2 is detachably connected with a first positioning plate 4, which includes a horizontal plate 41 and a vertical plate 42. The horizontal plate 41 and the vertical plate 42 are vertical and fixed. The horizontal plate 41 is located above the bottom support block 2, and the vertical plate 42 is closely attached to the side wall of the bottom support block 2 away from the punch body 1. One of the side walls of the first positioning plate 4 is aligned with the middle position of the V-shaped groove 21, and this side wall of the first positioning plate 4 is the first positioning surface 43.

[0022] A positioning column 5 is fixed on the horizontal plate 41, and a positioning hole 51 is provided on the upper surface of the bottom support block 2, and the positioning column 5 is plugged into the positioning hole 51. A fixing assembly 6 for fixing the first positioning plate 4 is provided on the side of the bottom support block 2 away from the punch body 1. The fixing assembly 6 includes a clamping plate 61 and a connecting rod 62. A connecting hole 22 is provided on the bottom support block 2, and one end of the connecting rod 62 is inserted into the connecting hole 22. A spring 63 is fixed between the bottom wall of the connecting hole 22 and the connecting rod 62. The clamping plate 61 is fixed to one end of the connecting rod 62 away from the spring 63, and a clearance groove 421 is provided on the vertical plate 42. The connecting rod 62 passes through the clearance groove 421. Under the action of the spring 63, the clamping plate 61 is pressed against the side wall of the vertical plate 42, thereby fixing the vertical plate 42 and the bottom support block 2.

[0023] When the first positioning plate 4 is disassembled or replaced, the clamping plate 61 is pulled to move the clamping plate 61 away from the bottom support block 2, so that the clamping plate 61 is separated from the vertical plate 42, and the first positioning plate 4 is separated from the bottom support block 2, thereby disassembling and replacing the first positioning plate 4.

[0024] A second positioning plate 7 is provided on a side of the bottom support block 2 close to the punch body 1 . The second positioning plate 7 is fixed to the workbench 11 . A side of the second positioning plate 7 away from the punch body 1 is a second positioning surface 71 .

[0025] The implementation principle of a positioning device for a punching workpiece of the utility model is as follows: when punching a rectangular workpiece 8, one side of the workpiece 8 is abutted against the first positioning surface 43, and the other side of the workpiece 8 is abutted against the second positioning surface 71, so as to position the workpiece 8. Then, the punching machine is started, and the punch 33 moves downward. Before the punch 33 contacts the workpiece 8, the second rubber sleeve 352 contacts the workpiece 8 first, and the workpiece 8 is pressed and fixed. Then, the punch 33 punches the workpiece 8. The workpiece 8 is positioned by the first positioning plate 4 and the second positioning plate 7, and the punching machine punches the workpiece 8. This method of processing the workpiece 8 does not require the operator to mark the workpiece 8, and the operation is simple, which improves the work efficiency.

[0026] The above description is only a preferred embodiment of the present invention and is not intended to limit the protection scope of the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention are included in the protection scope of the present invention.

Claims

1. A stamping workpiece positioning device, characterized in that: The punching machine comprises a workbench (11) located at one side of a punching machine body (1), a bottom support block (2) being fixed on the workbench (11), a V-shaped groove (21) being provided on the bottom support block (2), a mounting block (12) being mounted on the punching machine body (1), a mounting plate (31) being connected below the mounting block (12), a fixing plate (32) being fixed below the mounting plate (31), a punch (33) being fixed below the fixing plate (32), the punch (33) being vertically opposed to the V-shaped groove (21), a fixing rod (34) being fixed below the fixing plate (32) and being located at one side of the punch (33), a pressing rubber sleeve (35) being sleeved on the fixing rod (34), the pressing rubber sleeve (35) being provided on the fixing rod (34), and the pressing rubber sleeve (35) being provided on the fixing rod (34). The bottom of the sleeve (35) is lower than the bottom of the fixing rod (34) and the punch (33); a first positioning plate (4) is connected to the bottom support block (2), one of the side walls of the first positioning plate (4) is aligned with the middle position of the V-shaped groove (21), a second positioning plate (7) is arranged on the side of the bottom support block (2) close to the punch body (1), a workpiece (8) is placed on the bottom support block (2), one of the two vertical side walls of the workpiece (8) contacts the first positioning plate (4), and the other contacts the second positioning plate (7), when the punch (33) punches the workpiece (8), the compression rubber sleeve (35) contacts the workpiece (8) first, and then the punch (33) punches the workpiece (8).

2. The stamping workpiece positioning device according to claim 1, characterized in that: The pressing rubber sleeve (35) comprises a first rubber sleeve (351) and a second rubber sleeve (352) located below the first rubber sleeve (351).

3. The stamping workpiece positioning device according to claim 1, characterized in that: The first positioning plate (4) comprises a horizontal plate (41) and a vertical plate (42) perpendicular to and fixed to the horizontal plate (41); the horizontal plate (41) is located above the bottom support block (2); the vertical plate (42) is located on the side wall of the bottom support block (2) away from the punch body (1); a positioning column (5) is fixed below the horizontal plate (41); a positioning hole (51) for the positioning column (5) to be inserted is provided on the bottom support block (2); and a fixing component (6) for fixing the horizontal plate (41) to the bottom support block (2) is provided on the side wall of the bottom support block (2).

4. The stamping workpiece positioning device according to claim 3, characterized in that: The fixing assembly (6) comprises a clamping plate (61), a connecting rod (62) and a spring (63). A connecting hole (22) is provided on the side wall of the bottom support block (2). One end of the connecting rod (62) is fixed to the clamping plate (61). The other end of the connecting rod (62) is inserted into the connecting hole (22). The spring (63) is fixed between the bottom wall of the connecting hole (22) and the connecting rod (62). A clearance groove (421) is provided on the vertical plate (42). The connecting rod (62) passes through the clearance groove (421). Under the action of the tension of the spring (63), the clamping plate (61) is pressed against the vertical plate (42).

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