Protective fence profile punching machining device

Abstract

The utility model relates to the technical field of sectional material punching, in particular to a protective fence sectional material punching processing device, which is characterized in that a punching assembly is operated to punch a square pipe under the matching of two groups of first punching holes, then a distance fixing assembly is used for fixing the distance of the position of a second punching hole of the square pipe through a first punching hole, and after the second punching hole is filled, the punching assembly is operated to punch the square pipe. The punching tool assembly carries out distance fixing on the third punching hole through the second punching hole, so that the manufacturing cost is reduced while the machining efficiency is improved; comprising a workbench, a die, a mounting base, a die opening and first punched holes, the die is mounted at the top end of the workbench through the mounting base, the die opening is formed in the die, the first punched holes are formed in the upper end and the lower end of the die respectively, a chip removal opening is formed in the workbench, and the chip removal opening coincides with the first punched holes; a die core assembly is arranged in the die opening, a distance fixing assembly is arranged on the die, and a punching assembly is arranged at the top end of the workbench.

Description

Technical Field

[0001] The utility model relates to the technical field of profile punching, in particular to a device for punching a guardrail profile. Background Art

[0002] The existing punching processing device for guardrail profiles needs to ensure the spacing of the punching holes when punching the profiles multiple times.

[0003] In the prior art, the patent document with the announcement number CN213997402U discloses a guardrail profile punching processing device, including a frame and a supporting beam. The supporting beam is a U-shaped structure, and the supporting beam is fixedly welded to the middle of the top surface of the frame, and a vertical through-opening is provided on the top surface of the frame directly below the supporting beam. Bearing seats are fixed on both sides of the top of the frame on one side of the through-opening, and a clamping mechanism is installed on the inner wall of the supporting beam on the other side. A lead screw is installed between the two groups of bearing seats, and a nut slide sliding on the frame is sleeved on the lead screw. A connecting side plate is welded on the side of the nut slide facing the clamping mechanism.

[0004] During use, it was found that the punching operation process of the above-mentioned device is relatively complicated, requiring the square tube profile to be clamped and fixed, and also requiring the square tube profile to be moved at a fixed distance by a motor, resulting in an increase in production costs. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a guardrail profile punching processing device which reduces the production cost.

[0006] The utility model discloses a guardrail profile punching processing device, comprising a workbench, a mold, a mounting seat, a mold mouth and a No. 1 punching hole, the mold is mounted on the top of the workbench through the mounting seat, the mold is provided with a mold mouth, and No. 1 punching holes are respectively provided at the upper and lower ends of the mold, and a chip removal port is provided on the workbench, which coincides with the No. 1 punching hole. It also comprises a core assembly, a spacing assembly and a punching assembly, a core assembly is provided inside the mold mouth, a spacing assembly is provided on the mold, and a punching assembly is provided on the top of the workbench; when in use, the staff puts a square tube sleeve on the outside of the core assembly and inserts the square tube into the mold mouth at the same time, and then operates the punching assembly to punch the square tube with the cooperation of two groups of No. 1 punching holes, and then the spacing assembly distances the position of the second punching hole on the square tube through the first punching hole. After the second punching hole is filled, the punch assembly distances the third punching hole through the second punching hole, thereby improving processing efficiency and reducing production costs.

[0007] Preferably, the core mold assembly includes a core mold body, a No. 2 punching hole, a fixed plate and a support rod. A fixed plate is provided on the top of the workbench, a support rod is provided on the left end of the fixed plate, a core mold body is provided on the left end of the support rod, the core mold body passes through the mold mouth, and the core mold body is longitudinally provided with a No. 2 punching hole, which overlaps with the two groups of No. 1 punching holes. When in use, the square tube is put on the outside of the core mold body and the support rod, and then the square tube is inserted into the inside of the mold mouth. The punching assembly punches the square tube, and the core mold body cooperates with the mold to avoid deformation of the square tube during punching, thereby improving processing accuracy.

[0008] Preferably, the spacing component includes a square rod, a support block, a side plate, a rotating shaft and a shift rod. A group of square rods are slidably arranged on the mold, and a group of locking bolts are screwed on the mold to lock the square rod. A support block is provided on the square rod, a notch is provided on the left end of the support block, and two groups of side plates are provided on the top of the support block. A rotating shaft is rotatably provided between the two groups of side plates, and a shift rod is installed on the rotating shaft, and the shift rod is on the inside of the notch; according to the requirements of the punching spacing, the position of the square rod on the mold is adjusted, and then the square rod is tightened and fixed by the locking bolt, and the shift rod is adjusted to an angle of 180 degrees, and then the square tube is put on the mold core. The square tube is punched on the outside of the body, and then the gear lever is pulled back, and the square tube is pulled to the left. The bottom end of the gear lever enters the first square hole under the action of free fall, and then the square tube is pushed to the right. One end of the gear lever limits the square tube through the first square hole, and then the second square hole is processed on the square tube. Then the square tube is pulled to the left, and the gear lever swings to the left to disengage from the first square hole, and the second square hole is moved to the bottom of the gear lever, and the bottom end of the gear lever enters the second square hole. Then the square tube is moved to the right, and the gear lever positions the square tube through the second square hole. By analogy, a fast and convenient square tube fixed-distance punching process is achieved.

[0009] Preferably, the punching assembly includes a support frame, a hydraulic cylinder and a punching head. A support frame is provided on the top of the workbench, a hydraulic cylinder is provided on the support frame, and a punching head is provided at the movable end at the bottom of the hydraulic cylinder. The punching head coincides with the No. 1 punching hole; the hydraulic cylinder is operated to extend, so that the punching head punches the square tube with the cooperation of two groups of No. 1 punching holes and one group of No. 2 punching holes.

[0010] Preferably, it further includes adjustable feet, and multiple groups of adjustable feet are provided at the bottom of the workbench; the multiple groups of adjustable feet cooperate with each other to stably support the workbench and improve stability.

[0011] Preferably, it further includes handles, and handles are respectively provided at the front and rear ends of the workbench; the staff moves the workbench through the handles to improve convenience.

[0012] Preferably, a chamfered portion is further included, and a chamfered portion is provided at the left end of the mold opening; the square tube quickly passes through the mold opening with the cooperation of the chamfered portion, thereby improving convenience.

[0013] Compared with the prior art, the beneficial effects of the present invention are: when in use, the staff puts the square tube sleeve on the outside of the core assembly and inserts the square tube into the mold mouth at the same time, and then operates the punching assembly to punch the square tube with the cooperation of two groups of No. 1 punching holes, and then the spacing assembly distances the position of the second punching hole on the square tube through the first punching hole. After the second punching hole is filled, the punching tool assembly distances the third punching hole through the second punching hole, thereby improving processing efficiency and reducing production costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is an axonometric structural diagram of the present utility model;

[0015] Figure 2 It is a schematic diagram of the explosion structure of the utility model;

[0016] Figure 3 It is an enlarged structural diagram of the hydraulic cylinder and punch head;

[0017] Figure 4 It is an enlarged structural diagram of the mold core body and support rods;

[0018] Figure 5 It is an enlarged structural diagram of structures such as square rods and gear rods.

[0019] Markings in the accompanying drawings: 1. Workbench; 2. Mold; 3. Mounting seat; 4. Mold opening; 5. Punch No. 1; 6. Mold core body; 7. Punch No. 2; 8. Fixed plate; 9. Support rod; 10. Square rod; 11. Support block; 12. Side plate; 13. Rotating shaft; 14. Gear lever; 17. Support frame; 18. Hydraulic cylinder; 19. Punch head; 20. Adjustable foot; 21. Handle; 22. Chamfered part. DETAILED DESCRIPTION

[0020] To facilitate understanding of the present invention, a more comprehensive description of the present invention will be provided below with reference to the accompanying drawings. The present invention can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to provide a more thorough and comprehensive understanding of the present invention.

[0021] Example 1

[0022] like Figure 1 and Figure 2As shown, the utility model is a guardrail profile punching processing device, including a workbench 1, a mold 2, a mounting seat 3, a mold opening 4 and a No. 1 punching hole 5. The mold 2 is mounted on the top of the workbench 1 through the mounting seat 3. The mold 2 is provided with a mold opening 4. The upper and lower ends of the mold 2 are respectively provided with a No. 1 punching hole 5. The workbench 1 is provided with a chip removal port, which coincides with the No. 1 punching hole 5. It also includes a core component, a distance component and a punching component. The mold opening 4 is provided with a core component, the mold 2 is provided with a distance component, and the top of the workbench 1 is provided with a punching component;

[0023] like Figure 2 and Figure 4 As shown, the mold core assembly includes a mold core body 6, a No. 2 punching hole 7, a fixed plate 8 and a support rod 9. The top of the workbench 1 is provided with a fixed plate 8, the left end of the fixed plate 8 is provided with a support rod 9, and the left end of the support rod 9 is provided with a mold core body 6. The mold core body 6 passes through the mold opening 4. The mold core body 6 is longitudinally provided with a No. 2 punching hole 7, which coincides with the two groups of No. 1 punching holes 5;

[0024] like Figure 2 and Figure 5 As shown, the distance assembly includes a square rod 10, a support block 11, a side plate 12, a rotating shaft 13 and a shift rod 14. A group of square rods 10 are slidably arranged on the mold 2. A group of locking bolts are screwed on the mold 2 to lock the square rod 10. A support block 11 is provided on the square rod 10. A notch is provided on the left end of the support block 11. Two groups of side plates 12 are provided on the top of the support block 11. A rotating shaft 13 is rotatably provided between the two groups of side plates 12. A shift rod 14 is installed on the rotating shaft 13, and the shift rod 14 is on the inner side of the notch.

[0025] In this embodiment, according to the requirements of the punching spacing, the position of the square rod 10 on the mold 2 is adjusted, and then the square rod 10 is tightened and fixed by the locking bolt, and the gear rod 14 is adjusted to an angle of 180 degrees, and then the square tube is put on the outside of the mold core body 6 for punching, and then the gear rod 14 is pulled back and the square tube is pulled to the left. The bottom end of the gear rod 14 enters the first square hole under the action of free fall, and then the square tube is pushed to the right. One end of the gear rod 14 limits the square tube through the first square hole, and then the second square hole is processed on the square tube. After that, the square tube is pulled to the left, and the gear rod 14 swings to the left and disengages from the first square hole, and the second square hole is moved to the bottom of the gear rod 14, and the bottom end of the gear rod 14 enters the second square hole. Then the square tube is moved to the right, and the gear rod 14 positions the square tube through the second square hole. By analogy, a fast and convenient square tube fixed-distance punching process is achieved.

[0026] Example 2

[0027] like Figure 1 and Figure 2As shown, the utility model is a guardrail profile punching processing device, including a workbench 1, a mold 2, a mounting seat 3, a mold opening 4 and a No. 1 punching hole 5. The mold 2 is mounted on the top of the workbench 1 through the mounting seat 3. The mold 2 is provided with a mold opening 4. The upper and lower ends of the mold 2 are respectively provided with a No. 1 punching hole 5. The workbench 1 is provided with a chip removal port, which coincides with the No. 1 punching hole 5. It also includes a core component, a distance component and a punching component. The mold opening 4 is provided with a core component, the mold 2 is provided with a distance component, and the top of the workbench 1 is provided with a punching component;

[0028] like Figure 2 and Figure 4 As shown, the mold core assembly includes a mold core body 6, a No. 2 punching hole 7, a fixed plate 8 and a support rod 9. The top of the workbench 1 is provided with a fixed plate 8, the left end of the fixed plate 8 is provided with a support rod 9, and the left end of the support rod 9 is provided with a mold core body 6. The mold core body 6 passes through the mold opening 4. The mold core body 6 is longitudinally provided with a No. 2 punching hole 7, which coincides with the two groups of No. 1 punching holes 5;

[0029] like Figure 2 and Figure 5 As shown, the distance assembly includes a square rod 10, a support block 11, a side plate 12, a rotating shaft 13 and a shift rod 14. A group of square rods 10 are slidably provided on the mold 2. A group of locking bolts are screwed on the mold 2 to lock the square rod 10. A support block 11 is provided on the square rod 10. A notch is provided on the left end of the support block 11. Two groups of side plates 12 are provided on the top of the support block 11. A rotating shaft 13 is rotatably provided between the two groups of side plates 12. A shift rod 14 is installed on the rotating shaft 13, and the shift rod 14 is inside the notch.

[0030] like Figure 2 and Figure 3 As shown, the punching assembly includes a support frame 17, a hydraulic cylinder 18 and a punch head 19. The support frame 17 is provided on the top of the workbench 1, and the hydraulic cylinder 18 is provided on the support frame 17. The punch head 19 is provided at the bottom movable end of the hydraulic cylinder 18. The punch head 19 coincides with the number one punch hole 5;

[0031] It also includes adjustable feet 20, handles 21 and chamfered parts 22. The bottom of the workbench 1 is provided with multiple groups of adjustable feet 20, the front and rear ends of the workbench 1 are respectively provided with handles 21, and the left end of the mold mouth 4 is provided with a chamfered part 22.

[0032] In this embodiment, according to the requirements of the punching spacing, the position of the square rod 10 on the mold 2 is adjusted, and then the square rod 10 is tightened and fixed by the locking bolt, and the gear rod 14 is adjusted to an angle of 180 degrees. Then, the square tube is sleeved on the outside of the mold core body 6, and the hydraulic cylinder 18 is operated to extend, so that the punch head 19 punches the square tube with the cooperation of two groups of No. 1 punching holes 5 and one group of No. 2 punching holes 7. Then, the gear rod 14 is dialed back and the square tube is pulled to the left. The bottom end of the gear rod 14 is in the free fall. Use it to enter the first square hole, then push the square tube to the right, one end of the gear rod 14 limits the square tube through the first square hole, and then the second square hole is processed on the square tube, and then the square tube is pulled to the left, the gear rod 14 swings to the left and disengages from the first square hole, and the second square hole is moved to the bottom of the gear rod 14, the bottom end of the gear rod 14 enters the second square hole, and then the square tube is moved to the right, and the gear rod 14 positions the square tube through the second square hole. This can be deduced repeatedly to achieve fast and convenient square tube fixed-distance punching.

[0033] The utility model is a guardrail profile punching processing device, the length of the bottom end of the gear lever 14 extending into the square hole is much smaller than the side length of the square hole. The mold 2, mold core body 6, hydraulic cylinder 18 and punching head 19 of the guardrail profile punching processing device of the utility model are purchased on the market. Technicians in this industry only need to install and operate them according to the accompanying instruction manual, without the need for creative labor by technicians in this field.

[0034] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A punching processing device for a guardrail profile, comprising a workbench (1), a mold (2), a mounting seat (3), a mold opening (4) and a No. 1 punching hole (5), wherein the mold (2) is mounted on the top of the workbench (1) through the mounting seat (3), the mold (2) is provided with a mold opening (4), the upper and lower ends of the mold (2) are respectively provided with a No. 1 punching hole (5), the workbench (1) is provided with a chip removal opening, and the chip removal opening coincides with the No. 1 punching hole (5), and is characterized in that: It also includes a core component, a distance component and a punching component. The core component is provided inside the mold opening (4), the distance component is provided on the mold (2), and the punching component is provided on the top of the workbench (1).

2. A guardrail profile punching device according to claim 1, characterized in that: The mold core assembly comprises a mold core body (6), a No. 2 punching hole (7), a fixed plate (8) and a support rod (9); a fixed plate (8) is provided at the top of the workbench (1); a support rod (9) is provided at the left end of the fixed plate (8); a mold core body (6) is provided at the left end of the support rod (9); the mold core body (6) passes through the mold opening (4); a No. 2 punching hole (7) is provided longitudinally on the mold core body (6); and the No. 2 punching hole (7) overlaps with two groups of No. 1 punching holes (5).

3. A guardrail profile punching device according to claim 2, characterized in that: The distance component comprises a square rod (10), a support block (11), a side plate (12), a rotating shaft (13) and a shift rod (14); a group of square rods (10) are slidably arranged on the mold (2); a group of locking bolts are screwed on the mold (2); the locking bolts lock the square rod (10); a support block (11) is arranged on the square rod (10); a notch is arranged at the left end of the support block (11); two groups of side plates (12) are arranged at the top end of the support block (11); a rotating shaft (13) is rotatably arranged between the two groups of side plates (12); a shift rod (14) is installed on the rotating shaft (13); and the shift rod (14) is located inside the notch.

4. The guardrail profile punching device according to claim 1, characterized in that: The punching assembly comprises a support frame (17), a hydraulic cylinder (18) and a punching head (19); the top of the workbench (1) is provided with a support frame (17); the hydraulic cylinder (18) is provided on the support frame (17); the bottom movable end of the hydraulic cylinder (18) is provided with a punching head (19); the punching head (19) overlaps with the No. 1 punching hole (5).

5. The guardrail profile punching device according to claim 1, characterized in that: It also includes adjustable feet (20), and a plurality of groups of adjustable feet (20) are provided at the bottom end of the workbench (1).

6. The guardrail profile punching device according to claim 1, characterized in that: It also includes handles (21), and the workbench (1) is provided with handles (21) at the front and rear ends respectively.

7. The guardrail profile punching device according to claim 1, characterized in that: It also includes a chamfered portion (22), and the left end of the mold opening (4) is provided with the chamfered portion (22).

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