Anti-pinch structure of punching machine

Abstract

The utility model relates to the field of punching machines, in particular to an anti-pinch structure of a punching machine, which comprises a fixed machine tool provided with a feeding platform and a transmission gear, one side of the feeding platform is a feeding side, the transmission gear is connected with a vertical turnover arm, and the vertical turnover arm is positioned on the feeding side of the feeding platform; and the stamping module is arranged on the fixed machine tool in a liftable mode, and the stamping module is provided with a rack meshed with the transmission gear in the vertical direction. According to the anti-pinch structure of the punching machine, the accident that a worker is pinched by the punching module when operating a workpiece due to negligence of the worker or equipment failure can be avoided, and the safety of production and machining is guaranteed.

Description

Technical Field

[0001] The utility model relates to the field of auto parts processing, in particular to a hand clamping prevention structure for a punching machine. Background Art

[0002] Automobile parts are various units that make up an automobile as a whole and a product that serves the automobile. There is a wide variety of automobile parts. With the improvement of people's living standards, people's consumption of automobiles is increasing, and the market for automobile parts is also growing larger. During the production and processing of automobile parts, it is necessary to perform stamping on the parts. The structure of the stamping equipment can refer to the Chinese utility model patent with the application number CN202323028056.1 and the name of a vertical hydraulic stamping machine tool. During the loading, unloading and positioning of parts on the stamping machine, workers usually need to put their hands into the stamping table to operate on the parts. If the punching die presses down due to equipment failure or the workers do not withdraw their hands in time during stamping due to negligence, it will cause hand clamping accidents and pose a great safety hazard. Content of the Utility Model

[0003] The technical problem to be solved by the utility model is: to provide a hand clamping prevention structure for a punching machine to avoid workers from being injured when operating stamping workpieces.

[0004] To solve the above technical problem, the technical solution adopted by the utility model is: a hand clamping prevention structure for a punching machine, including:

[0005] A fixed machine tool, provided with a loading platform and a transmission gear. One side of the loading platform is the loading side. The transmission gear is connected with a vertical turning arm, and the vertical turning arm is located on the loading side of the loading platform;

[0006] A stamping module, which is arranged on the fixed machine tool in a liftable manner. The stamping module is provided with a rack meshing with the transmission gear along the vertical direction.

[0007] Further, the fixed machine tool is provided with a mounting frame, and the transmission gear is vertically rotatably arranged on the mounting frame.

[0008] Further, the mounting frame includes an adjusting frame and an adjusting seat. The adjusting frame is arranged on the fixed machine tool. The adjusting frame is provided with an adjusting groove, and the adjusting seat is slidably connected with the adjusting groove. The adjusting seat is locked with the adjusting frame through a fastener, and the transmission gear is vertically rotatably arranged on the adjusting seat.

[0009] Further, the adjusting frame includes a first bracket and a second bracket which are rotatably connected. The first bracket is arranged on the fixed machine tool, and the adjusting groove is arranged on the second bracket.

[0010] Further, the first bracket is provided with a mounting seat, and the mounting seat is locked with the fixed machine tool.

[0011] Further, a first set of locking holes is arrayed on the fixed machine tool, and the mounting seat is locked to the first set of locking holes.

[0012] Further, a mounting block is provided on the transmission gear, and the vertical flipping arm is arranged on the mounting block.

[0013] Further, the mounting block is provided with mounting screw holes, and the vertical flipping arm is threadedly connected to the mounting screw holes.

[0014] Further, a cylindrical rubber sleeve is sleeved on the vertical flipping arm.

[0015] Further, a second set of locking holes is arrayed on the stamping module, and the rack is locked to the second set of locking holes.

[0016] The beneficial effect of the present utility model lies in: a stamping machine anti-pinch structure, in which a flipping anti-pinch mechanism is designed on the machine tool. The flipping anti-pinch mechanism includes a transmission gear installed on the fixed machine tool, a rack installed on the stamping module of the machine tool, and a vertical flipping arm for pushing aside the arm. During the processing, the worker operates the workpiece on the loading side of the loading platform. During the process of the stamping module descending to prepare for stamping the workpiece, while the rack on the stamping module moves downward, it drives the transmission gear to rotate. The transmission gear drives the vertical flipping arm connected thereto to rotate, and the vertical flipping arm flips in the vertical plane. If the worker is still picking up, placing or positioning the workpiece in the loading area at this time, the vertical flipping arm will push aside the worker's arm to avoid being injured by the stamping module. The stamping machine anti-pinch structure provided by the present utility model can avoid accidents in which the worker is pinched by the stamping module during the operation of the workpiece due to the worker's negligence or equipment failure, and ensure the safety of production and processing. Description of the Drawings

[0017] Figure 1 is a schematic structural diagram of the stamping machine anti-pinch structure;

[0018] Figure 2 is another schematic structural diagram of the stamping machine anti-pinch structure;

[0019] Figure 3 is the front view of the stamping machine anti-pinch structure;

[0020] Label Description:

[0021] 1. Fixed machine tool; 11. Loading platform; 12. Transmission gear; 121. Mounting block; 122. Mounting screw hole; 13. Vertical flipping arm; 14. Mounting frame; 141. Adjusting frame; 142. Adjusting groove; 143. First bracket; 144. Second bracket; 145. Mounting seat; 146. Adjusting seat; 147. Fastener; 15. First set of locking holes; 2. Stamping module; 21. Rack; 22. Second set of locking holes. Detailed Embodiments

[0022] In order to explain the technical content, achieved objectives and effects of the present invention in detail, the following is an explanation in conjunction with the implementation modes and the accompanying drawings.

[0023] The utility model provides a punching machine finger pinching prevention structure, which is applied in the processing of automobile sheet metal accessories.

[0024] Please refer to Figures 1 to 3 As shown, a punching machine anti-pinch structure of the utility model includes:

[0025] The fixed machine tool 1 is provided with a loading platform 11 and a transmission gear 12. One side of the loading platform 11 is the loading side. The transmission gear 12 is connected to a vertical flip arm 13. The vertical flip arm 13 is located on the loading side of the loading platform 11.

[0026] The punching die set 2 is movably arranged on the fixed machine tool 1 , and the punching die set 2 is provided with a rack 21 meshing with the transmission gear 12 along the vertical direction.

[0027] From the above description, it can be seen that the beneficial effect of the utility model is: a punching machine anti-pinch structure, a flip anti-pinch mechanism is designed on the machine tool, the flip anti-pinch mechanism includes a transmission gear 12 installed on the fixed machine tool 1, a rack 21 installed on the machine tool stamping die set 2, and a vertical flip arm 13 for pushing the arm away. During the processing, the worker stands on the loading side of the loading platform 11 to operate the workpiece. When the stamping die set 2 descends to prepare for stamping the workpiece, the rack 21 on the stamping die set 2 moves downward and drives the transmission gear 12 to rotate. The transmission gear 12 drives the vertical flip arm 13 connected thereto to rotate, and the vertical flip arm 13 flips on the vertical plane. If the worker is still picking up or positioning the workpiece in the loading area at this time, the vertical flip arm 13 will push the worker's arm away to avoid being injured by the stamping die set 2. The punching machine anti-pinch structure provided by the utility model can avoid accidents in which workers are pinched by the stamping die set 2 when operating the workpiece due to negligence of workers or equipment failure, thereby ensuring the safety of production and processing.

[0028] In an optional embodiment, the fixed machine tool 1 is provided with a mounting frame 14 , and the transmission gear 12 is vertically and rotatably arranged on the mounting frame 14 .

[0029] In an optional embodiment, the mounting frame 14 includes an adjusting frame 141 and an adjusting seat 146. The adjusting frame 141 is arranged on the fixed machine tool 1. The adjusting frame 141 is provided with an adjusting groove 142. The adjusting seat 146 is slidingly connected to the adjusting groove 142. The adjusting seat 146 is locked to the adjusting frame 141 through a fastener 147. The transmission gear 12 is vertically rotatably arranged on the adjusting seat 146.

[0030] From the above description, it can be seen that by adjusting the position of the adjustment seat 146 in the adjustment slot 142 of the adjustment frame 141, the installation position of the transmission gear 12 on the machine tool can be adjusted to adapt to the installation and use of machine tools of different specifications and the matching needs of different models of transmission gears 12 and racks 21.

[0031] In an optional embodiment, the adjustment frame 141 includes a first bracket 143 and a second bracket 144 that are rotatably connected. The first bracket 143 is disposed on the fixed machine tool 1 , and the adjustment slot 142 is disposed on the second bracket 144 .

[0032] It can be seen from the above description that the transmission gear 12 can be installed more flexibly by rotating the first bracket 143 and the second bracket 144 to match each other.

[0033] In an optional embodiment, the first bracket 143 is provided with a mounting seat 145 , and the mounting seat 145 is locked to the fixed machine tool 1 .

[0034] In an optional embodiment, a first locking hole group 15 is arrayed on the fixed machine tool 1 , and the mounting seat 145 is locked with the first locking hole group 15 .

[0035] In an optional embodiment, a mounting block 121 is provided on the transmission gear 12 , and the vertical flip arm 13 is disposed on the mounting block 121 .

[0036] In an optional embodiment, the mounting block 121 is provided with a mounting screw hole 122 , and the vertical flip arm 13 is threadedly connected to the mounting screw hole 122 .

[0037] It can be seen from the above description that the vertical flip arm 13 can adjust the assembly position with the mounting screw hole 122 by rotating, thereby adjusting its flipping range.

[0038] In an optional embodiment, a cylindrical rubber sleeve is provided on the vertical flip arm 13 .

[0039] As can be seen from the above description, the rubber sleeve is used to prevent the vertical flip arm 13 from causing injury when the worker's arm is pushed away.

[0040] In an optional embodiment, a second locking hole group 22 is arrayed on the punching die set 2 , and the rack 21 is locked with the second locking hole group 22 .

[0041] Please refer to Figures 1 to 3 As shown, the first embodiment of the utility model is: a punching machine anti-pinch finger structure, comprising:

[0042] The fixed machine tool 1 is provided with a loading platform 11 and a transmission gear 12. One side of the loading platform 11 is the loading side. The transmission gear 12 is connected to a vertical flip arm 13. The vertical flip arm 13 is located on the loading side of the loading platform 11.

[0043] The stamping module 2 is arranged on the fixed machine tool 1 in a liftable manner. A rack 21 meshing with the transmission gear 12 is arranged on the stamping module 2 in the vertical direction.

[0044] The fixed machine tool 1 is provided with a mounting bracket 14, and the transmission gear 12 is vertically rotatably arranged on the mounting bracket 14. The mounting bracket 14 includes an adjusting bracket 141 and an adjusting seat 146. The adjusting bracket 141 is arranged on the fixed machine tool 1. The adjusting bracket 141 is provided with an adjusting groove 142. The adjusting seat 146 is slidably connected with the adjusting groove 142. The adjusting seat 146 is locked with the adjusting bracket 141 through a fastener 147. The transmission gear 12 is vertically rotatably arranged on the adjusting seat 146. The adjusting bracket 141 includes a first bracket 143 and a second bracket 144 which are rotatably connected. The first bracket 143 is arranged on the fixed machine tool 1, and the adjusting groove 142 is arranged on the second bracket 144. The first bracket 143 is provided with a mounting seat 145, and the mounting seat 145 is locked with the fixed machine tool 1. A first lock hole group 15 is arrayed on the fixed machine tool 1, and the mounting seat 145 is locked with the first lock hole group 15. An installation block 121 is arranged on the transmission gear 12, and a vertical turning arm 13 is arranged on the installation block 121. The installation block 121 is provided with an installation screw hole 122, and the vertical turning arm 13 is threadedly connected with the installation screw hole 122. A cylindrical rubber sleeve is sleeved on the vertical turning arm 13. A second lock hole group 22 is arrayed on the stamping module 2, and the rack 21 is locked with the second lock hole group 22.

[0045] In summary, the anti-pinch structure of the stamping machine of the present utility model designs a flipping anti-pinch mechanism on the machine tool. The flipping anti-pinch mechanism includes a transmission gear installed on the fixed machine tool, a rack installed on the stamping module of the machine tool, and a vertical turning arm for pushing aside the arm. During the processing, the worker operates the workpiece on the loading side of the loading platform. During the process of the stamping module descending to prepare for stamping the workpiece, while the rack on the stamping module moves downward, it drives the transmission gear to rotate. The transmission gear drives the vertical turning arm connected thereto to rotate. The vertical turning arm flips in the vertical plane. If the worker is still picking up, placing or positioning the workpiece in the loading area at this time, the vertical turning arm will push aside the worker's arm to avoid being injured by the stamping module. The anti-pinch structure of the stamping machine provided by the present utility model can avoid accidents where the worker is pinched by the stamping module during the operation of the workpiece due to the worker's negligence or equipment failure, and ensure the safety of production and processing.

[0046] The above are only the embodiments of the present utility model, and do not limit the patent scope of the present utility model accordingly. All equivalent transformations made by using the content of the specification and drawings of the present utility model, or directly or indirectly applied in the related technical fields, are equally included in the patent protection scope of the present utility model.

Claims

1. A punching machine anti-pinch finger structure, characterized in that: include: The fixed machine tool is provided with a loading platform and a transmission gear, one side of the loading platform is the loading side, the transmission gear is connected with a vertical flip arm, and the vertical flip arm is located on the loading side of the loading platform; The punching die set is liftably arranged on a fixed machine tool, and the punching die set is provided with a rack meshing with a transmission gear along a vertical direction.

2. The punching machine anti-pinch finger structure according to claim 1, characterized in that: The fixed machine tool is provided with a mounting frame, and the transmission gear is vertically and rotatably arranged on the mounting frame.

3. The punching machine anti-pinch structure according to claim 2, characterized in that: The mounting frame includes an adjustment frame and an adjustment seat. The adjustment frame is arranged on a fixed machine tool. The adjustment frame is provided with an adjustment slot. The adjustment seat is slidably connected with the adjustment slot. The adjustment seat is locked with the adjustment frame through a fastener. The transmission gear is vertically rotatably arranged on the adjustment seat.

4. The punching machine anti-pinch structure according to claim 3, characterized in that: The adjusting frame comprises a first bracket and a second bracket which are rotatably connected. The first bracket is arranged on a fixed machine tool, and the adjusting slot is arranged on the second bracket.

5. The punching machine anti-pinch structure according to claim 4, characterized in that: The first bracket is provided with a mounting seat, and the mounting seat is locked with a fixed machine tool.

6. The punching machine anti-pinch finger structure according to claim 5, characterized in that: A first locking hole group is arrayed on the fixed machine tool, and the mounting seat is locked with the first locking hole group.

7. The punching machine anti-pinch finger structure according to claim 1, characterized in that: A mounting block is arranged on the transmission gear, and the vertical flip arm is arranged on the mounting block.

8. The punching machine anti-pinch structure according to claim 7, characterized in that: The mounting block is provided with a mounting screw hole, and the vertical flip arm is threadedly connected with the mounting screw hole.

9. The punching machine anti-pinch structure according to claim 1, characterized in that: A cylindrical rubber sleeve is sleeved on the vertical flip arm.

10. The punching machine anti-pinch finger structure according to claim 1, characterized in that: The punching die set is provided with a second locking hole set in an array, and the rack is locked with the second locking hole set.

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