CN212703940U - Road sign board punching equipment - Google Patents

Abstract

The utility model provides a road sign punching device, which comprises a workbench, a punch, a hydraulic cylinder, a clamp and a feeding sliding table, wherein the workbench is provided with a portal frame, the hydraulic cylinder is arranged on a cross beam of the portal frame, and the punch is arranged on a piston rod of the hydraulic cylinder; the clamp is fixed on the workbench and positioned right below the punch, and is provided with a positioning hole for the horizontal passing of the circular tubular workpiece and a punching hole for the vertical pressing-in of the punch; the feeding sliding table is arranged on the workbench and used for intermittently feeding a workpiece to one side of the clamp, a sliding block is arranged on the feeding sliding table, a supporting plate used for supporting the workpiece and a first air cylinder used for clamping the workpiece are arranged on the sliding block, a fixed clamping block is further fixed on the supporting plate, a movable clamping block opposite to the fixed clamping block is arranged on a piston rod of the first air cylinder, and the first air cylinder can drive the movable clamping block to move to one side of the fixed clamping block so as to clamp the workpiece. The utility model discloses can solve the action precision of piercing press not high, the hard problem of operation.

Description

Road sign board punching equipment

Technical Field

The utility model belongs to the technical field of mechanical equipment, concretely relates to road sign punching equipment.

Background

In the course of working of part road sign, need use pipy stand and the horizontal pole of assembling on the stand, need go up a plurality of mounting holes on the stand before the assembly, then insert the horizontal pole in proper order each mounting hole from top to bottom again with the two welded fastening.

The upright post is punched by using a punching machine, a tubular workpiece is fixed on a clamp during punching, then the workpiece is punched, after a group of mounting holes are punched, a worker pushes the workpiece forward for a certain distance, and then the punching action is continuously repeated. And the tubular workpiece can easily rotate around the axis of the tubular workpiece in the manual moving process, so that the positions of all groups of mounting holes are deviated and cannot be arranged on the same straight line, and the rejection rate of the workpiece is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a road sign punching equipment to the action precision of solving the piercing press is not high, the hard problem of operation.

The utility model provides a following technical scheme:

a punching device for a road sign comprises a workbench, a punch, a hydraulic cylinder, a clamp and a feeding sliding table, wherein a portal frame is arranged on the workbench, the hydraulic cylinder is arranged on a cross beam of the portal frame, and the punch is arranged on a piston rod of the hydraulic cylinder; the clamp is fixed on the workbench and is positioned right below the punch, and is provided with a positioning hole for the horizontal passing of a circular tubular workpiece and a punching hole for the vertical pressing of the punch; pay-off slip table install in on the workstation, pay-off slip table be used for with work piece intermittent type nature to anchor clamps one side pay-off, install the slider on the pay-off slip table, the first cylinder that the layer board that is used for supporting the work piece and is used for pressing from both sides tight work piece is installed to the installation on the slider, still be fixed with on the layer board and decide the clamp splice, install on the piston rod of first cylinder with decide the relative clamp splice of moving of clamp splice, first cylinder can drive move the clamp splice to decide clamp splice one side removal and press from both sides tight work piece.

Furthermore, a second air cylinder is arranged in the workbench and located at the downstream position of the clamp, a piston rod of the second air cylinder is arranged upwards, a stop slide block is arranged on the piston rod of the second air cylinder, the punch is used for punching a workpiece to form an upper punching hole and a lower punching hole, and the second air cylinder can drive the stop slide block to move upwards to extend into the lower punching hole.

Preferably, an avoiding groove for the stop sliding block to move up and down is formed in the workbench.

Preferably, the left side and the right side of the top of the stopping sliding block are provided with avoidance unfilled corners.

Preferably, the inner walls of the fixed clamping block and the movable clamping block are arc-shaped walls matched with the workpiece.

Preferably, a waste discharge hole is formed in the workbench right below the punch.

The utility model has the advantages that: the utility model discloses utilize and decide the clamp splice and move the clamp splice by first cylinder driven and mutually support and press from both sides tight work piece, and install them on the pay-off slip table, utilize the pay-off slip table to carry the work piece forward intermittent type nature, the front side of work piece stretches into in the locating hole of anchor clamps, pneumatic cylinder drive drift downward punching press work piece and form and punch a hole, the material is sent a time material to the work piece to the feed slide table after once punching a hole, thereby realize autoloading and punch a hole automatically, do not need artifical pay-off, time saving and labor saving, the pay-off action is accurate reliable, the precision of punching a.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the movable clamp plate and the movable clamp plate of the present invention when clamping a workpiece;

labeled as: 1. a work table; 2. a punch; 3. a hydraulic cylinder; 4. a clamp; 5. a feeding sliding table; 6. a gantry; 7. a workpiece; 8. positioning holes; 9. punching a hole; 10. a slider; 11. a support plate; 12. a first cylinder; 13. fixing the clamping block; 14. a movable clamping block; 15. a second cylinder; 16. a stop slider; 17. punching the upper part; 18. lower punching; 19. an avoidance groove; 20. avoiding unfilled corners; 21. and (4) discharging waste holes.

Detailed Description

As shown in figures 1 and 2, the punching equipment for the road signs is used for continuously punching tubular stand columns on the road signs, and is convenient for sequentially inserting a plurality of cross rods of the signs into all the punching holes of the stand columns and positioning the cross rods. The punching equipment comprises a workbench 1, a punch 2, a hydraulic cylinder 3, a clamp 4 and a feeding sliding table 5, wherein a portal frame 6 is installed on the workbench 1, the hydraulic cylinder 3 is installed on a cross beam of the portal frame 6, and the punch 2 is installed on a piston rod of the hydraulic cylinder 3. The clamp 4 is fixed on the workbench 1 by bolts and is positioned right below the punch 2, a positioning hole 8 for the horizontal passing of the circular tubular workpiece 7 and a punching hole 9 for the extension of the punch 2 are arranged in the clamp 4, and the punching hole 9 is communicated with the positioning hole 8. The feeding sliding table 5 is mounted on the workbench 1, the feeding sliding table 5 is connected with an external power supply and can intermittently feed a workpiece 7 to one side of the clamp 4, a sliding block 10 is mounted on the feeding sliding table 5, a supporting plate 11 for supporting the workpiece and a first air cylinder 12 for clamping the workpiece are mounted on the sliding block 10 through bolts, a fixed clamping block 13 is further fixedly mounted on the supporting plate 11, a movable clamping block 14 opposite to the fixed clamping block 13 is mounted on a piston rod of the first air cylinder 12, inner walls of the fixed clamping block 13 and the movable clamping block 14 are arc-shaped walls matched with the workpiece 7, and when the workpiece is fed, the first air cylinder 12 can drive the movable clamping block 14 to move to one side of the fixed clamping block 13 to clamp the workpiece 7.

As shown in fig. 1, a second cylinder 15 is installed in the work table 1, the second cylinder 15 is located at a downstream position of the clamp 4, a piston rod of the second cylinder 15 is arranged upward, a stop slider 16 is installed on the piston rod of the second cylinder, the punch 2 punches an upper punched hole 17 and a lower punched hole 18 on the workpiece, when the workpiece after punching is pushed forward by the feed sliding table 5, the second cylinder 15 can drive the stop slider 16 to move upward to extend into one of the lower punched holes 18, the workpiece is located in the circumferential direction, and the workpiece is prevented from rolling, so that the position accuracy of the punched holes is reduced. An escape groove 19 for moving the stopper slider 16 up and down is provided in the table 1. The left side and the right side of the top of the stop sliding block 16 are provided with avoidance unfilled corners 20, the avoidance unfilled corners 20 can appropriately avoid the lower punching hole 18, and the stop sliding block 16 is prevented from slightly shaking to interfere with the lower punching hole when moving upwards.

And a waste discharge hole 21 is arranged right below the punch 2 on the workbench 1, and after the punch punches the upper punched hole and the lower punched hole, waste materials are discharged from the waste discharge hole 21.

The working process of the punching equipment is as follows: the right end of the workpiece 7 extends into the positioning hole 8 of the clamp, the left end of the workpiece 7 is placed on the supporting plate 11, the first air cylinder 12 is started, and the movable clamping plate 14 is driven to move to clamp the workpiece 7 together with the fixed clamping plate 13. And starting the feeding sliding table 5, driving the clamped workpiece 7 to move to the right side for a set distance, then starting the hydraulic cylinder 3, driving the punch 2 to punch an upper punching hole 17 and a lower punching hole 18 downwards on the workpiece, and discharging punching waste from the waste discharge hole 21. The hydraulic cylinder 3 drives the punch 2 to move upwards for resetting, the feeding sliding table 5 continues to drive the workpiece 7 to move right until the upper punch hole 18 and the lower punch hole 18 move right above the stop slider 16, then the second cylinder 15 drives the stop slider 16 to move upwards to extend into the lower punch hole 18, the workpiece 7 is limited in the circumferential direction, the workpiece 7 is prevented from rolling by taking the axis of the workpiece as the center, then the hydraulic cylinder 3 drives the punch 2 to punch a second group of holes on the workpiece again, after the punching is finished, the second cylinder 15 drives the stop slider 16 to move downwards for resetting, and then the feeding, stopping and punching actions are repeated until all the punching on the workpiece are finished.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. A punching device for a road sign is characterized by comprising a workbench, a punch, a hydraulic cylinder, a clamp and a feeding sliding table, wherein a portal frame is installed on the workbench, the hydraulic cylinder is installed on a cross beam of the portal frame, and the punch is installed on a piston rod of the hydraulic cylinder; the clamp is fixed on the workbench and is positioned right below the punch, and is provided with a positioning hole for the horizontal passing of a circular tubular workpiece and a punching hole for the vertical pressing of the punch; pay-off slip table install in on the workstation, pay-off slip table be used for with work piece intermittent type nature to anchor clamps one side pay-off, install the slider on the pay-off slip table, the first cylinder that the layer board that is used for supporting the work piece and is used for pressing from both sides tight work piece is installed to the installation on the slider, still be fixed with on the layer board and decide the clamp splice, install on the piston rod of first cylinder with decide the relative clamp splice of moving of clamp splice, first cylinder can drive move the clamp splice to decide clamp splice one side removal and press from both sides tight work piece.

2. The apparatus of claim 1, wherein a second cylinder is mounted in the table and is positioned downstream of the fixture, a piston rod of the second cylinder is disposed facing upward and a stop slide is mounted on the piston rod of the second cylinder, the punch punches the workpiece to form an upper punch hole and a lower punch hole, and the second cylinder drives the stop slide upward to extend into the lower punch hole.

3. The apparatus of claim 2, wherein the table has an escape slot for the stop slider to move up and down.

4. The punching apparatus for road signs according to claim 2, wherein an avoidance notch is provided on both left and right sides of the top of the stopper slider.

5. A roadway sign punch apparatus as claimed in any one of claims 1 to 4, wherein the inner walls of the fixed and movable clamping blocks are both arcuate walls which engage the workpiece.

6. A roadway sign punch apparatus as claimed in any one of claims 1 to 4, wherein a waste hole is provided on the table directly below the punch.

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