CN215745773U

CN215745773U - Punch device with protection and adjustable impact force

Info

Publication number: CN215745773U
Application number: CN202122430172.0U
Authority: CN
Inventors: 张晓彬
Original assignee: Dongguan Jixiao Technology Co ltd
Current assignee: Dongguan Jixiao Technology Co ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2022-02-08
Anticipated expiration: 2031-10-09

Abstract

The utility model relates to a punch device, in particular to a punch device with a protection function and adjustable punching force. The utility model aims to provide a punch device with protection and adjustable punching force, which is convenient for replacing a punch. The technical scheme is as follows: a punch device with protection and adjustable impact force comprises a supporting plate, a supporting frame, a moving plate, a sliding rod, a first spring, a limiting block, a second spring, a fixing frame, a threaded rod, a fixing cylinder, a clamping block and the like; the backup pad has two, two backup pads bilateral symmetry, and two backup pad tops are connected with the support frame, and the spout has all been opened to the left and right sides of support frame lower part, and two spout bilateral symmetry, both sides all opened square blind hole around in the middle of the left spout right side of backup pad. The utility model has the advantages that the threaded rod, the fixed cylinder and the tightening block are arranged, and the workpiece can be clamped by rotating the threaded rod, so that the workpiece is prevented from being punched due to movement in the punching process.

Description

Punch device with protection and adjustable impact force

Technical Field

The utility model relates to a punch device, in particular to a punch device with a protection function and adjustable punching force.

Background

The punching is to rely on the drift device to exert external force to materials such as panel, strip, tubular product and section bar, make its deformation or separation, can use the drift among the punching device, and the drift punches the work piece, and present punching device is as an organic whole with the drift, if the impulsive force of drift device drift is too big at present, the drift striking work piece surface probably leads to the drift to damage, and the drift will lead to whole scrapping unable the use, then must change whole drift, can consume a large amount of time like this, influences the efficiency of work piece processing production.

Therefore, it is desirable to design a punch device with a protective adjustable punch force that facilitates punch replacement.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects that the punching force of the punching head cannot be adjusted and the punching head is inconvenient to replace in the conventional punching head device, the utility model aims to provide the punching head device with the protection and the adjustable punching force, which is convenient to replace the punching head.

The technical scheme is as follows: a punch device with protection and adjustable impact force comprises two support plates, two support frames, a movable plate, a sliding rod, a first spring, a limiting block, a second spring, a fixed frame, a threaded rod, a fixed cylinder, a clamping block, a bevel gear, a rotating rod, a rotary table, a hydraulic cylinder, a fixed plate, a fixed rod, a support frame, a fixed column and a punch, wherein the two support plates are bilaterally symmetrical, the top parts of the two support plates are connected with the support frames, the left side and the right side of the lower part of the support frames are respectively provided with a sliding chute, the two sliding chutes are bilaterally symmetrical, the front side and the rear side in the middle of the right side of the sliding chute on the left side of the support plates are respectively provided with a square blind hole, one side, close to each other, of the two square blind holes is connected with the limiting block in a sliding manner, the two limiting blocks are bilaterally symmetrical manner, the second spring is connected between the limiting block and the square blind hole, the left side and the right side of the lower part of the support frames are connected with the movable plate, the movable plate is positioned above the sliding groove, the top of the movable plate is uniformly connected with three first springs at intervals, the sizes of the three first springs are different, the bottom of the movable plate is uniformly connected with three sliding rods at intervals, the three sliding rods penetrate through the sliding groove and are in sliding fit with the sliding groove, the sliding rod in the middle of the bottom of the movable plate is in contact fit with two limiting blocks, the left side and the right side of the rear side of the top of the support frame are both connected with fixed frames which are bilaterally symmetrical, the front sides of the tops of the two fixed frames are both connected with threaded rods in a threaded connection mode, the two threaded rods are bilaterally symmetrical, a rotating rod is rotatably connected between the tops of the two threaded rods, the left end of the rotating rod is connected with a rotating disc, the bottom of the threaded rod is rotatably connected with a fixed cylinder, the bottom of the fixed cylinder is connected with a clamping block, the bevel gears are composed of two bevel gears, and the upper parts of the two threaded rods are both connected with bevel gears, bevel gear on two threaded rod upper portions all is located the top of mount, the left and right sides of bull stick all is connected with another bevel gear, bevel gear on the threaded rod of left side and the left bevel gear intermeshing of bull stick, bevel gear on the threaded rod of right side and another bevel gear intermeshing on bull stick right side, install the pneumatic cylinder in the middle of the top of support frame, be connected with the fixed plate on the telescopic link of pneumatic cylinder, the middle bottom of fixed plate is connected with three carriage evenly at the interval, threaded blind hole is all opened to three carriage inside, the carriage is inside to be connected with the fixed column through threaded connection's mode, fixed column intermediate junction has the drift, the drift runs through the fixed column, the left and right sides bottom of fixed plate all is connected with the dead lever, the dead lever is located the middle first spring of fixed plate directly over.

As the improvement of the scheme, the device also comprises a collecting frame, wherein the collecting frame is connected between the two supporting plates and is positioned below the middle of the supporting frame.

As an improvement of the scheme, the bottom of the supporting plate is provided with anti-skid textures.

As an improvement of the scheme, the middle of the lower part of the support frame is provided with a circular through hole.

As an improvement of the scheme, the turntable is connected with a handle.

As an improvement of the scheme, a circular through hole is formed in the fixing cylinder.

The utility model has the following advantages: 1. the utility model can clamp the workpiece by rotating the threaded rod through arranging the threaded rod, the fixed cylinder and the tightening block, thereby preventing the workpiece from being punched due to movement in the punching process, and achieving the effects of simple operation, time saving and labor saving

2. According to the utility model, the movable plate and the first spring are arranged, when the punch punches a workpiece, the bottom of the fixed rod contacts with the first spring, the first spring buffers the punch, the descending speed of the punch is slowed down, and the effect of adjusting the punching force of the punch is achieved.

3. According to the utility model, the collection frame is arranged, and the workpiece waste can be collected by dropping the workpiece waste into the collection frame, so that the subsequent cleaning is facilitated, and the workload of workers can be reduced.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a first cross-sectional view of the present invention.

Fig. 3 is an enlarged perspective view of the part a of the present invention.

Fig. 4 is a second cross-sectional view of the present invention.

Fig. 5 is a third cross-sectional view of the present invention.

Fig. 6 is a partial perspective view of the present invention.

Number designation in the figures: 1-supporting plate, 2-supporting frame, 3-collecting frame, 4-moving plate, 41-sliding rod, 5-first spring, 6-limiting block, 7-second spring, 8-fixing frame, 9-threaded rod, 10-fixing cylinder, 11-clamping block, 12-bevel gear, 13-rotating rod, 14-rotating disc, 15-hydraulic cylinder, 16-fixing plate, 17-fixing rod, 18-supporting frame, 19-fixing column and 20-punch.

Detailed Description

The above-described scheme is further illustrated below with reference to specific examples. It should be understood that these examples are for illustrative purposes and are not intended to limit the scope of the present application. The conditions used in the examples may be further adjusted according to the conditions of the particular manufacturer, and the conditions not specified are generally the conditions in routine experiments.

Example 1

A punch device with protection and adjustable impact force is shown in figures 1-6 and comprises two support plates 1, two support frames 2, a movable plate 4, a sliding rod 41, a first spring 5, a limiting block 6, a second spring 7, a fixed frame 8, a threaded rod 9, a fixed cylinder 10, a clamping block 11, a bevel gear 12, a rotating rod 13, a rotary table 14, a hydraulic cylinder 15, a fixed plate 16, a fixed rod 17, a support frame 18, a fixed column 19 and a punch 20, wherein the bottom of each support plate 1 is provided with anti-skidding textures, friction between the bottom of each support plate 1 and the ground is increased, the support plates 1 are placed on the ground stably, the two support plates 1 are bilaterally symmetrical, the top parts of the two support plates 1 are connected with the support frames 2 in a welding connection mode, the left side and the right side of the lower part of each support frame 2 are provided with sliding grooves which are bilaterally symmetrical, the front side and the rear side in the middle of the right side of the left side of each support plate 1 are provided with square blind holes, one side of each of the two square blind holes, which is close to each other, is connected with a limiting block 6 in a sliding manner, the two limiting blocks 6 are symmetrical front and back, a second spring 7 is connected between each limiting block 6 and the square blind hole, the left side and the right side of the lower part of the support frame 2 are connected with a movable plate 4, the two movable plates 4 are symmetrical left and right, the movable plate 4 is positioned above the sliding groove, the top of the movable plate 4 is connected with three first springs 5 at uniform intervals, the three first springs 5 are different in size, the bottom of the movable plate 4 is connected with three sliding rods 41 at uniform intervals in a welding manner, the three sliding rods 41 penetrate through the sliding groove and are in sliding fit with the sliding groove, the sliding rod 41 in the middle of the bottom of the movable plate 4 is in contact fit with the two limiting blocks 6, the left side and the right side of the rear side of the top of the support frame 2 are connected with fixing frames 8, the two fixing frames 8 are symmetrical left and right, the front sides of the tops of the two fixing frames 8 are connected with threaded rods 9 in a threaded connection manner, two threaded rods 9 are bilaterally symmetrical, a rotating rod 13 is rotatably connected between the tops of the two threaded rods 9, the left end of the rotating rod 13 is connected with a rotary table 14 in a welding connection mode, a handle is connected on the rotary table 14 and is convenient to rotate the rotary table 14, the bottom of the threaded rod 9 is rotatably connected with a fixed cylinder 10, a circular through hole is formed in the fixed cylinder 10 and is convenient for the threaded rod 9 to be in rotating fit with the fixed cylinder 10, the bottom of the fixed cylinder 10 is connected with a clamping block 11 in a welding connection mode, the clamping block 11 is used for clamping a workpiece, a bevel gear 12 consists of two bevel gears 12, the upper parts of the two threaded rods 9 are both connected with bevel gears 12, the bevel gears 12 on the upper parts of the two threaded rods 9 are both positioned above a fixed frame 8, the left side and the right side of the rotating rod 13 are both connected with another bevel gear 12, the bevel gear 12 on the threaded rod 9 on the left side is mutually meshed with another bevel gear 12 on the rotating rod 13, bevel gear 12 on right side threaded rod 9 and another bevel gear 12 intermeshing on bull stick 13 right side, install pneumatic cylinder 15 in the middle of the top of support frame 2, be connected with fixed plate 16 on pneumatic cylinder 15's the telescopic link, the even interval ground in middle of fixed plate 16 is connected with three carriage 18, threaded blind hole has all been opened to three carriage 18 inside, carriage 18 is inside to be connected with fixed column 19 through threaded connection's mode, fixed column 19 intermediate junction has drift 20, drift 20 runs through fixed column 19, fixed plate 16's the left and right sides bottom all is connected with dead lever 17 through welded connection's mode, dead lever 17 is located first spring 5 in the middle of fixed plate 16 directly over.

When the impact force of the punch 20 device needs to be adjusted, the moving plate 4 is moved leftwards, initially, the second spring 7 is in an initial state, when the moving plate 4 moves leftwards, the moving plate 4 drives the sliding rod 41 in the middle of the bottom of the moving plate 4 to move leftwards, under the action that the sliding rod 41 in the middle of the bottom of the moving plate 4 is in contact fit with the two limit blocks 6, the two limit blocks 6 move towards the sides far away from each other, the two second springs 7 compress simultaneously, when the sliding rod 41 in the middle of the bottom of the moving plate 4 is out of fit with the two limit blocks 6, under the action that the second spring 7 is reset, the two limit blocks 6 move towards the sides close to each other to reset, then the moving plate 4 moves to the leftmost side and moves forwards, when the sliding rod 41 towards the rear side of the bottom of the moving plate 4 is aligned with the chute in the middle of the chute, the moving plate 4 is moved rightwards, the moving plate 4 drives the sliding rod 41 at the rear side of the bottom of the moving plate 4 to move rightwards, when the sliding rod 41 at the rear side of the bottom of the moving plate 4 is in contact fit with the two limiting blocks 6, the two limiting blocks 6 move towards the sides far away from each other, meanwhile, the two second springs 7 compress, when the sliding rod 41 at the rear side of the bottom of the moving plate 4 moves to the rightmost side of the sliding chute, under the reset action of the second springs 7, the two limiting blocks 6 move towards the sides close to each other to reset, the two limiting blocks 6 are in contact fit with the sliding rod 41 at the rear side of the bottom of the moving plate 4, the moving plate 4 at the right side and the moving plate 4 at the left side are symmetrical to each other, therefore, the moving plate 4 at the right side moves reversely according to the operation, then the workpiece is placed at the lower part of the support frame 2, the rotary table 14 is rotated, the rotary table 14 drives the rotary rod 13 to rotate, under the mutual meshing action of the bevel gears 12 and the other bevel gears 12, the rotating rod 13 drives the bevel gear 12 to rotate, the bevel gear 12 drives the two threaded rods 9 to rotate, under the action of threaded matching of the threaded rods 9 and the fixed frame 8, the two threaded rods 9 move downwards, meanwhile, the two threaded rods 9 are in rotating matching with the two fixed cylinders 10, under the action of downward movement of the threaded rods 9, the fixed cylinders 10 drive the clamping blocks 11 to move downwards to clamp a workpiece, then the hydraulic cylinder 15 is opened, the telescopic rods of the hydraulic cylinder 15 drive the punch 20 and the fixed rod 17 to move downwards, initially, the first spring 5 on the rear side of the top of the moving plate 4 is in an initial state, in the process of downward movement of the fixed rod 17, the bottom of the fixed rod 17 is in contact matching with the top of the first spring 5 on the rear side of the top of the moving plate 4, under the action of downward movement of the rod, the first spring 5 is compressed, and thus, the first spring 5 can slow down the punch 20, for reducing the force of the punch 20, the punch 20 will then contact the surface of the workpiece to punch it. In this way, the impact force of the punch 20 can be reduced, and when the impact force of the punch 20 needs to be increased, the moving plate 4 is moved backward, and the size of the first spring 5 can be selected. When the punch 20 needs to be replaced, the punch 20 is twisted, the punch 20 drives the fixing column 19 to rotate, under the effect of threaded fit of the fixing column 19 and the supporting frame 18, the fixing column 19 moves downwards, the fixing column 19 drives the punch 20 to move downwards, when the punch 20 needing to be replaced is twisted out, a brand new punch 20 is inserted into the bottom of the supporting frame 18, and the punch 20 is rotated in the direction.

Example 2

On the basis of embodiment 1, as shown in fig. 1 and 2, the stamping device further comprises a collecting frame 3, wherein a circular through hole is formed in the middle of the lower portion of the supporting frame 2, waste materials generated in the stamping process of a workpiece can conveniently and quickly fall into the collecting frame 3, the collecting frame 3 is connected between the two supporting plates 1 in a welding connection mode, the collecting frame 3 is located below the middle of the supporting frame 2, and the collecting frame 3 is used for collecting the waste materials generated in the stamping process of the workpiece.

When the 20 devices of drift are punched the work piece, the work piece waste material that produces among the punching press process will drop to collecting in the frame 3 through the circular through-hole of support frame 2, so can collect the work piece waste material, be convenient for carry out further recycle to it, also can prevent that the work piece waste material from making operational environment become dirty in disorder, guarantee a clean comfortable environment, the subsequent cleaning of the staff of being convenient for.

Although embodiments of the present invention have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the claims and their equivalents.

Claims

1. The utility model provides a punch means of adjustable impulsive force of area protection which characterized by: comprises supporting plates (1), supporting frames (2), a movable plate (4), a sliding rod (41), a first spring (5), a limiting block (6), a second spring (7), a fixing frame (8), a threaded rod (9), a fixing cylinder (10), a clamping block (11), bevel gears (12), a rotating rod (13), a rotating disc (14), a hydraulic cylinder (15), a fixing plate (16), a fixing rod (17), a supporting frame (18), a fixing column (19) and a punch (20), wherein the number of the supporting plates (1) is two, the two supporting plates (1) are bilaterally symmetrical, the supporting frames (2) are connected to the tops of the two supporting plates (1), sliding grooves are formed in the left and right sides of the lower part of the supporting frame (2), the two sliding grooves are bilaterally symmetrical, square blind holes are formed in the front and back sides in the middle of the right side of the sliding groove in the left side of the supporting plate (1), the limiting block (6) is connected to one side, which is close to each other, in a sliding manner, the two limit blocks (6) are symmetrical front and back, a second spring (7) is connected between the limit blocks (6) and the square blind hole, the left side and the right side of the lower part of the support frame (2) are both connected with the movable plate (4), the two movable plates (4) are symmetrical left and right, the movable plate (4) is positioned above the chute, the top of the movable plate (4) is uniformly connected with three first springs (5) at intervals, the three first springs (5) are different in size, the bottom of the movable plate (4) is uniformly connected with three sliding rods (41) at intervals, the three sliding rods (41) penetrate through the chute and are in sliding fit with the chute, the sliding rod (41) in the middle of the bottom of the movable plate (4) is in contact fit with the two limit blocks (6), the left side and the right side of the rear side of the top of the support frame (2) are both connected with fixing frames (8), the two fixing frames (8) are symmetrical left and right, the front sides of the tops of the two fixing frames (8) are both connected with a threaded rod (9) in a threaded connection mode, bilateral symmetry is realized on two threaded rods (9), a rotating rod (13) is rotatably connected between the tops of the two threaded rods (9), the left end of the rotating rod (13) is connected with a turntable (14), the bottom of the threaded rod (9) is rotatably connected with a fixed cylinder (10), the bottom of the fixed cylinder (10) is connected with a clamping block (11), a bevel gear (12) is composed of two bevel gears (12), the upper parts of the two threaded rods (9) are both connected with bevel gears (12), the bevel gears (12) on the upper parts of the two threaded rods (9) are both positioned above a fixed frame (8), the left side and the right side of the rotating rod (13) are both connected with another bevel gear (12), the bevel gear (12) on the left threaded rod (9) is meshed with another bevel gear (12) on the left side of the rotating rod (13), the bevel gear (12) on the right threaded rod (9) is meshed with another bevel gear (12) on the right side of the rotating rod (13), install pneumatic cylinder (15) in the middle of the top of support frame (2), be connected with fixed plate (16) on the telescopic link of pneumatic cylinder (15), the even interval ground in middle bottom of fixed plate (16) is connected with three carriage (18), threaded blind hole has all been opened to three carriage (18) inside, carriage (18) inside is connected with fixed column (19) through threaded connection's mode, fixed column (19) intermediate junction has drift (20), drift (20) run through fixed column (19), the left and right sides bottom of fixed plate (16) all is connected with dead lever (17), dead lever (17) are located fixed plate (16) middle first spring (5) directly over.

2. A punch assembly with impact force protection and adjustable as claimed in claim 1, wherein: the device is characterized by further comprising a collecting frame (3), wherein the collecting frame (3) is connected between the two supporting plates (1), and the collecting frame (3) is located below the middle of the supporting frame (2).

3. A punch assembly with impact force protection and adjustable as claimed in claim 2, wherein: the bottom of the supporting plate (1) is provided with anti-skid grains.

4. A punch assembly with impact force protection and adjustable as claimed in claim 3, wherein: the middle of the lower part of the support frame (2) is provided with a circular through hole.

5. A punch assembly with impact force protection and adjustable as claimed in claim 4, wherein: the rotary disc (14) is connected with a handle.

6. A punch assembly with impact force protection and adjustable as claimed in claim 5, wherein: the fixed cylinder (10) is internally provided with a circular through hole.