Workpiece positioning jig for machining

Abstract

The workpiece positioning jig for machining comprises a working table, symmetrically distributed clamping plates are arranged at the top of the working table, a first mounting plate is fixedly connected to the front face of the working table, a sliding groove is formed in the first mounting plate, symmetrically distributed sliding blocks are slidably connected into the sliding groove, and a connecting block is fixedly connected to one side of the top of the working table; a connecting rod slidably penetrates through the connecting block, one end of the connecting rod is fixedly connected with a fixing plate, the other end of the connecting rod is fixedly connected with a push plate, a handle is fixedly connected to the front face of the fixing plate, a connecting plate is hinged between the top of the sliding block and the fixing plate, and a spring is fixedly connected between the side wall of the sliding block and the groove wall of the sliding groove; a grooved base is fixedly connected to the back of the workbench, and a collecting box is placed on the grooved base; according to the workpiece collecting device, machined workpieces can be pushed into the collecting box through the push plate to be collected, workers do not need to take and collect the workpieces one by one, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of positioning jigs, and in particular to a workpiece positioning jig for machining. Background Art

[0002] In the manufacturing industry, various workpieces often need to be processed. Before processing the workpieces, the workpieces need to be positioned. In the prior art, in order to improve the efficiency of workpiece processing, automated processing equipment is generally used to machine the workpieces, such as lathes, milling machines, boring machines, etc. Before processing, the automated processing equipment needs to use a fixture to position the workpiece. However, the prior art has the following shortcomings when used:

[0003] After the workpieces are processed, it is inconvenient to take the materials. The workers need to take them one by one and place them in a storage box for collection, which is inefficient.

[0004] Therefore, a workpiece positioning fixture for machining is urgently needed to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to solve the problem that it is inconvenient to take out the workpieces after processing, and the workers need to take them one by one and put them in the placement box for collection, which is inefficient. We design a workpiece positioning fixture for machining to effectively solve this problem.

[0006] In order to achieve the above-mentioned invention object, the utility model provides the following technical solutions:

[0007] A workpiece positioning fixture for machining, comprising a workbench, the top of the workbench is provided with symmetrically distributed clamping plates, the front of the workbench is fixedly connected to a first mounting plate, the first mounting plate is provided with a slide groove, and a symmetrically distributed slider is slidably connected in the slide groove, a connecting block is fixedly connected to one side of the top of the workbench, a connecting rod is slidably penetrated on the connecting block, one end of the connecting rod is fixedly connected to a fixing plate, and the other end of the connecting rod is fixedly connected to a push plate, a handle is fixedly connected to the front of the fixing plate, a connecting plate is hinged between the top of the slider and the fixing plate, a spring is fixedly connected between the side wall of the slider and the wall of the slide groove, and a grooved base is fixedly connected to the back of the workbench, and a collection box is placed on the grooved base.

[0008] Furthermore, a motor is installed on the left side wall of the workbench, a bidirectional screw rod is fixedly connected to the output end of the motor, a symmetrically distributed second mounting plate is threadedly connected to the bidirectional screw rod, and the clamping plate is fixedly connected to the top of the second mounting plate.

[0009] Furthermore, a rubber pad is fixedly connected between the fitting surfaces of the clamping plate and the workpiece.

[0010] Furthermore, the workbench is provided with symmetrically distributed through grooves, and the second mounting plate is slidably placed in the through grooves.

[0011] Furthermore, one end of the bidirectional lead screw away from the motor is rotatably connected to the workbench via a bearing.

[0012] Furthermore, a switch is provided on the top of the workbench, and the motor is electrically connected to the switch.

[0013] Furthermore, a side of the top of the workbench away from the connecting block is processed into a slope surface.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] By setting the first mounting plate, slide groove, slider, connecting block, connecting rod, fixed plate, push plate, handle, connecting plate and spring, when the workpiece is processed, the staff pushes the fixed plate towards the connecting block through the handle, the two connecting plates rotate, the two sliders slide away from each other in the slide groove, the spring is compressed and deformed by the extrusion force, the connecting rod and the push plate follow the fixed plate to move, and the workpiece is pushed away from the connecting block through the push plate. The workpiece falls into the collection box for collection through the slope surface formed by processing on the top of the workbench, and there is no need for workers to pick up and collect them one by one. This solves the problem of inconvenience in taking materials after processing of the workpieces in the prior art, and the staff need to pick them up one by one and place them in the placement box for collection, which is inefficient. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of the workpiece positioning fixture for machining according to this embodiment;

[0017] Figure 2 This is a schematic diagram of the overall structure of the workpiece positioning fixture for machining according to this embodiment;

[0018] Figure 3 This is a schematic diagram of the front view of the workpiece positioning fixture for machining according to this embodiment;

[0019] Figure 4 It is a schematic diagram of the side view structure of the workpiece positioning fixture for machining according to this embodiment;

[0020] Among them, 1-workbench; 2-clamp; 3-first mounting plate; 4-slide groove; 5-slider; 6-connecting block; 7-connecting rod; 8-fixed plate; 9-push plate; 10-handle; 11-connecting plate; 12-spring; 13-slotted base; 14-collection box; 15-motor; 16-bidirectional screw rod; 17-second mounting plate; 18-rubber pad; 19-through groove; 20-switch. DETAILED DESCRIPTION

[0021] The technical solution of the present utility model will be described clearly and completely in the following in conjunction with the accompanying drawings in the form of embodiments.

[0022] See also Figures 1 to 4 A workpiece positioning fixture for machining proposed in this embodiment includes a workbench 1, a workpiece to be machined is placed on the top of the workbench 1, a symmetrically distributed clamping plate 2 is arranged on the top of the workbench 1, the workpiece is clamped and fixed by the two clamping plates 2, a first mounting plate 3 is fixedly connected to the front of the workbench 1, a slide groove 4 is opened on the first mounting plate 3, a symmetrically distributed slider 5 is slidably connected in the slide groove 4, a connecting block 6 is fixedly connected to one side of the top of the workbench 1, a connecting rod 7 is slidably penetrated on the connecting block 6, one end of the connecting rod 7 is fixedly connected to a fixing plate 8, the other end of the connecting rod 7 is fixedly connected to a push plate 9, a handle 10 is fixedly connected to the front of the fixing plate 8, and the staff can use the handle to push the handle 10 pushes the fixed plate 8 toward the direction approaching the connecting block 6, a connecting plate 11 is hinged between the top of the slider 5 and the fixed plate 8, a spring 12 is fixedly connected between the side wall of the slider 5 and the wall of the slide groove 4, the two connecting plates 11 rotate, and the two sliders 5 slide away from each other in the slide groove 4, a grooved base 13 is fixedly connected to the back of the workbench 1, and a collection box 14 is placed on the grooved base 13, the spring 12 is compressed and deformed by the extrusion force, the connecting rod 7 and the push plate 9 move with the fixed plate 8, and the workpiece is pushed in the direction away from the connecting block 6 by the push plate 9, and the workpiece falls into the collection box 14 for collection through the slope surface formed by machining on the top of the workbench 1, and there is no need for workers to collect them one by one.

[0023] like Figure 3 As shown, a motor 15 is installed on the left side wall of the workbench 1, and a bidirectional screw rod 16 is fixedly connected to the output end of the motor 15. A symmetrically distributed second mounting plate 17 is threadedly connected to the bidirectional screw rod 16, and a clamping plate 2 is fixedly connected to the top of the second mounting plate 17. The motor 15 drives the bidirectional screw rod 16 to rotate, and the rotating bidirectional screw rod 16 drives the two second mounting plates 17 to move, and the workpiece is clamped and fixed by the two clamping plates 2 to prevent the workpiece from being offset during processing.

[0024] like Figure 3 As shown, the fitting surface between the clamping plate 2 and the workpiece is fixedly connected with a rubber pad 18. The rubber pad 18 can prevent the clamping force of the clamping plate 2 on the workpiece from being too large and causing damage to the workpiece.

[0025] like Figure 2 As shown, the workbench 1 is provided with symmetrically distributed through slots 19 , and the second mounting plate 17 is slidably placed in the through slots 19 .

[0026] like Figure 3 As shown, one end of the bidirectional lead screw 16 away from the motor 15 is rotatably connected to the workbench 1 through a bearing.

[0027] like Figure 3 As shown, a switch 20 is provided on the top of the workbench 1 , the motor 15 is electrically connected to the switch 20 , and the motor 15 is started by controlling the switch 20 .

[0028] like Figure 1 As shown, the side of the top of the workbench 1 away from the connecting block 6 is processed into a slope surface, and the workpieces fall into the collection box 14 through the slope surface formed by the top of the workbench 1 for collection, and workers do not need to pick up and collect them one by one.

[0029] Specifically, when this workpiece positioning fixture for machining is used: the workpiece to be processed is placed on the top of the workbench 1, and the motor 15 is started by the switch 20. The motor 15 drives the bidirectional screw 16 to rotate, and the rotating bidirectional screw 16 drives the two second mounting plates 17 to move, and the workpiece is clamped and fixed by the two clamping plates 2 to prevent the workpiece from shifting during processing. When the workpiece is processed, the staff pushes the fixed plate 8 in the direction close to the connecting block 6 through the handle 10, and the two connecting plates 11 rotate. The two sliders 5 slide away from each other in the slide groove 4, and the spring 12 is compressed and deformed by the extrusion force. The connecting rod 7 and the push plate 9 move with the fixed plate 8, and the workpiece is pushed in the direction away from the connecting block 6 by the push plate 9. The workpiece falls into the collection box 14 for collection through the slope surface formed by the processing on the top of the workbench 1, and there is no need for workers to pick up and collect them one by one.

[0030] The above describes in detail the implementation modes of the present invention in conjunction with the accompanying drawings, but the present invention is not limited to the above implementation modes. Various changes, modifications, substitutions and variations can be made within the knowledge scope of ordinary technicians in the field without departing from the purpose of the present invention. The scope of the present invention is defined by the attached claims and their equivalents.

Claims

1. A workpiece positioning fixture for machining, comprising a workbench (1), characterized in that: The top of the workbench (1) is provided with symmetrically distributed clamping plates (2), the front of the workbench (1) is fixedly connected with a first mounting plate (3), the first mounting plate (3) is provided with a slide groove (4), and the slide groove (4) is slidably connected with a symmetrically distributed slider (5), one side of the top of the workbench (1) is fixedly connected with a connecting block (6), a connecting rod (7) is slidably passed through the connecting block (6), one end of the connecting rod (7) is fixedly connected with a fixed plate (8), the other end of the connecting rod (7) is fixedly connected with a push plate (9), the front of the fixed plate (8) is fixedly connected with a handle (10), a connecting plate (11) is hinged between the top of the slider (5) and the fixed plate (8), a spring (12) is fixedly connected between the side wall of the slider (5) and the groove wall of the slide groove (4), and a grooved base (13) is fixedly connected to the back of the workbench (1), and a collection box (14) is placed on the grooved base (13).

2. The workpiece positioning fixture for machining according to claim 1, characterized in that: A motor (15) is installed on the left side wall of the workbench (1), the output end of the motor (15) is fixedly connected to a bidirectional screw rod (16), a symmetrically distributed second mounting plate (17) is threadedly connected to the bidirectional screw rod (16), and the clamping plate (2) is fixedly connected to the top of the second mounting plate (17).

3. The workpiece positioning fixture for machining according to claim 2, characterized in that: A rubber pad (18) is fixedly connected between the contact surface between the clamping plate (2) and the workpiece.

4. The workpiece positioning fixture for machining according to claim 3, characterized in that: The workbench (1) is provided with symmetrically distributed through slots (19), and the second mounting plate (17) is slidably placed in the through slots (19).

5. The workpiece positioning fixture for machining according to claim 4, characterized in that: One end of the bidirectional screw rod (16) away from the motor (15) is rotatably connected to the workbench (1) via a bearing.

6. The workpiece positioning fixture for machining according to claim 5, characterized in that: A switch (20) is provided on the top of the workbench (1), and the motor (15) is electrically connected to the switch (20).

7. The workpiece positioning fixture for machining according to claim 5, characterized in that: The side of the top of the workbench (1) away from the connecting block (6) is processed into a slope surface.

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