CN212264354U

CN212264354U - Punching machine

Info

Publication number: CN212264354U
Application number: CN202020897626.8U
Authority: CN
Inventors: 葛东华; 郭子军; 何富全; 邹大器
Original assignee: Yichang Baichuan Mining Machinery Co ltd
Current assignee: Yichang Baichuan Mining Machinery Co ltd
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2021-01-01
Anticipated expiration: 2030-05-25

Abstract

The utility model belongs to the field of machining of mining mechanical parts, and particularly discloses a punching machine, which comprises a frame, wherein a punching head is vertically and slidably connected to the frame, a first driving piece for driving the punching head to slide is further fixed on the frame, the punching machine further comprises a conveyor belt positioned below the punching head, the conveyor belt comprises a driving roller, a driven roller and a belt sleeved on the driving roller and the driven roller and used for driving the driving roller and the driven roller to drive, a clamping mechanism is arranged above the belt on the frame, the clamping mechanism comprises clamping plates slidably connected to two sides of the belt, and the sliding directions of the clamping plates and the driving direction of the belt and the sliding direction of the punching head are all vertical; the end cover of drive roll is equipped with the lantern ring, and the lantern ring is fixed in the frame, all has the scale mark along circumference on the lantern ring, and the end fixing of drive roll has the pointer, and pointer and lantern ring paste mutually and are used for indicating the scale. Adopt the utility model discloses a scheme can solve when a plurality of holes of punching press on same sheet metal, the difficult problem of accuse of hole distance between a plurality of round holes.

Description

Punching machine

Technical Field

The utility model belongs to mining machine part processing field, concretely relates to piercing press.

Background

The working principle of the punching machine is that after raw materials are installed on a working machine platform, a punching die acts on the raw materials under the driving of a power mechanism (manual driving or hydraulic driving), and therefore punching operation is completed. Ordinary piercing press needs operating personnel manually operation, puts the rethread die head under the drift with the sheet metal and to sheet metal punching press round hole, has just so accomplished the punching press to the sheet metal, then removes the punching press of a set of round hole again, nevertheless when punching press a plurality of holes on same sheet metal, the hole distance between a plurality of round holes is difficult to the accuse, and when operating personnel was for removing the sheet metal, the difficult removal distance to the sheet metal carried out the accuracy and is controlled.

SUMMERY OF THE UTILITY MODEL

To the not enough that exists among the prior art, the utility model provides a piercing press to when solving punching press a plurality of holes on same sheet metal, the difficult problem of controlling of hole distance between a plurality of round holes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the punching machine comprises a rack, wherein a punching head is vertically and slidably connected to the rack, a first driving piece for driving the punching head to slide is further fixed on the rack, the first driving piece is positioned below the punching head, the conveying belt comprises a driving roller, a driven roller and a belt sleeved on the driving roller and the driven roller and used for driving the driving roller and the driven roller, a clamping mechanism is arranged above the belt on the rack and comprises clamping plates slidably connected to two sides of the belt, and the sliding direction of the clamping plates is perpendicular to the transmission direction of the belt and the sliding direction of the punching head; the end cover of drive roll is equipped with the lantern ring, and the lantern ring is fixed in the frame, all has the scale mark along circumference on the lantern ring, and the end fixing of drive roll has the pointer, and pointer and lantern ring paste mutually and are used for indicating the scale.

Compared with the prior art, the utility model discloses following beneficial effect has:

the sheet metal is placed at the feeding end of the conveying belt, the driving roller rotates, the belt drives the sheet metal to move through belt transmission, when the sheet metal moves to the lower portion of the punching head, the sheet metal is clamped through the clamping plate, and the punching head can punch holes in the sheet metal. After punching is finished, when the thin plate needs to be punched again, the moving distance of the belt, namely the moving distance of the thin plate, can be determined through the scale of the pointer moving on the lantern ring when the driving roller is rotated according to the required distance between the two holes, and then punching is carried out.

In this scheme, through setting up scale and the pointer of setting on the drive roll on the lantern ring, the distance of observing the sheet metal motion that can be comparatively convenient, the interval of a plurality of holes on same sheet metal of assurance that also can be comparatively convenient. And the thin plate does not need to move relative to the conveyor belt after the first hole is punched, and only the conveyor belt needs to drive the thin plate to move relative to the punching head, so that the distance between the subsequent punching hole and the previous hole is controllable, and a plurality of holes do not need to be positioned at the same time to ensure the distance between the adjacent holes.

Further, a handle is fixed on the end face of the driving roller.

Further, the handle comprises a first cross rod, a vertical rod and a second cross rod which are fixedly connected in sequence, and one end of the first cross rod, which is far away from the vertical rod, is fixed at the circle center of the end surface of the driving roller; the included angles among the vertical rods, the first cross rods and the second cross rods are right angles.

Further, the second cross rod is sleeved with a rubber sleeve.

Furthermore, fixture is still including being used for driving the gliding second driving piece of splint, and the output of second driving piece is fixed with the push rod, and the one end that the second driving piece was kept away from to the push rod is fixed with the push pedal, is fixed with the spring between push pedal and the splint.

Further, a plurality of springs are arranged in the length direction of the clamping plate.

Furthermore, a plurality of reinforcing rods are fixed between the outer wall of the push rod and the push plate.

Furthermore, a non-slip mat is fixed on the surface of the belt.

Furthermore, a supporting plate positioned on the inner side of the belt is fixed on the machine frame, and the upper surface of the supporting plate is attached to the lower surface of the upper end of the belt.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

In the figure: 1. a drive roll; 2. a collar; 3. a pointer; 4. a belt; 5. a driven roller; 6. a push rod; 7. a reinforcing bar; 8. pushing the plate; 9. a spring; 10. a splint; 11. a first cross bar; 12. a vertical rod; 13. a second cross bar; 14. a handle; 15. a clamping mechanism; 16. and a support plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings, and specific embodiments will be given.

As shown in fig. 1, the punching machine, including the frame, the frame is from last to installing punching press head (not shown in the figure) down in proper order, fixture 15 and conveyer belt, the vertical sliding connection of punching press head is in the frame, be fixed with in the frame and be used for driving the gliding first driving piece of punching press head, in this embodiment, the pneumatic cylinder is specifically chooseed for use to first driving piece, the output and the punching press head upper end fixed connection of pneumatic cylinder, the course of operation and the theory of operation of punching press head in this application all unanimous with hydraulic punching machine among the prior art, do not describe repeatedly in this embodiment again.

The clamping mechanism 15 comprises two clamping plates 10 which are respectively positioned at the front side and the rear side of the conveyor belt, the clamping plates 10 are connected to the rack in a sliding mode, the distance between the lower ends of the clamping plates 10 and the upper surface of the conveyor belt is 1-5cm, and a gap is formed between the lower ends of the clamping plates 10 and the upper surface of the conveyor belt, so that the clamping plates 10 and the belt 4 cannot be obstructed and interfered mutually in movement. Two splint 10 parallel arrangement and two splint 10's relative one side are fixed with the buffer layer, and the rubber layer is chooseed for use to the buffer layer, through flexible rubber layer and sheet metal contact, avoids splint 10 to cause the damage when pressing from both sides tight sheet metal. Be fixed with two gliding second driving pieces that are used for driving splint 10 respectively in the frame, in this embodiment, the cylinder is specifically chooseed for use to the second driving piece, and the output of cylinder is fixed with push rod 6, and the one end that the cylinder was kept away from to push rod 6 is fixed with push pedal 8, and push pedal 8 and splint 10 parallel arrangement are fixed with a plurality of springs 9 between push pedal 8 and the splint 10, and a plurality of springs 9 arrange along the length direction of splint 10 and distribute. Be fixed with the stiffener 7 of many slopes between 6 outer walls of push rod and the push pedal 8, through the stiffener 7 that sets up for push rod 6 and push pedal 8's connection is more stable.

The transmission belt comprises a driving roller 1, a driven roller 5 and a belt 4, wherein the driving roller 1 and the driven roller 5 are rotatably connected to the rack, and the belt 4 is sleeved on the driving roller 1 and the driven roller 5 and used for transmission of the driving roller 1 and the driven roller 5. The fixed surface of belt 4 has the slipmat, and the slipmat specifically chooses for use the rubber materials preparation, through setting up the slipmat, avoids the sheet metal to skid the inaccurate moving distance that leads to on belt 4. Be fixed with the backup pad 16 that is located belt 4 inboard in the frame, the lower surface of backup pad 16 upper surface and belt 4 upper end pastes mutually, supports belt 4 through backup pad 16, avoids belt 4 undercut to lead to the punching press effect not good among the stamping process.

The terminal surface of drive roll 1 is fixed with handle 14, and handle 14 is equipped with the rubber sleeve including fixing first horizontal pole 11 at 1 terminal surface center of drive roll, fixing montant 12 at first horizontal pole 11 right-hand member and fixing the second horizontal pole 13 in montant 12 upper end on the second horizontal pole 13, and the cover is then avoided the staff to skid when gripping second horizontal pole 13 through setting up the rubber sleeve. The outer wall of the end part of the driving roller 1 is provided with a lantern ring 2, the lantern ring 2 is fixed on the frame, scale marks are uniformly distributed on the lantern ring 2 along the circumferential direction, the end part of the driving roller 1 is fixedly provided with a pointer 3, and the pointer 3 and the lantern ring 2 are attached to each other and used for indicating scales.

During specific use, place the sheet metal at the feed end of conveyer belt (use 1 anticlockwise rotation of drive roll as an example, then the direction of transfer of conveyer belt is from the right side left, the conveyer belt right-hand member is the feed end, the staff grips handle 14 and rotates, make 1 rotation of drive roll, and then make belt 4 drive sheet metal motion through the belt drive, when sheet metal motion is to punching press head below, cylinder drive push rod 6 is to being close to sheet metal direction motion, push rod 6 drives push pedal 8, splint 10 is to being close to sheet metal direction motion, splint 10 and sheet metal edge contact back, the cylinder continues drive push rod 6 motions, push rod 6 drives push pedal 8 and continues the motion, spring 9 contracts, splint 10 receives the effort clamp sheet metal that spring 9 resets, can close the cylinder this moment. The first driving member is then activated and the punching head can perform a punching operation on the sheet.

After punching is finished, when a hole needs to be punched again on the thin plate, the moving distance of the belt 4, namely the moving distance of the thin plate, can be determined through the scale of the pointer 3 moving on the lantern ring 2 when the driving roller 1 is rotated according to the required distance between the two holes, and then punching is carried out.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The punching machine comprises a frame, wherein a punching head is connected to the frame in a vertical sliding manner, and a first driving piece used for driving the punching head to slide is further fixed on the frame, and the punching machine is characterized in that: the automatic stamping machine is characterized by also comprising a conveying belt positioned below the stamping head, wherein the conveying belt comprises a driving roller, a driven roller and a belt sleeved on the driving roller and the driven roller and used for driving the driving roller and the driven roller; the end cover of drive roll is equipped with the lantern ring, and the lantern ring is fixed in the frame, all has the scale mark along circumference on the lantern ring, and the end fixing of drive roll has the pointer, and pointer and lantern ring paste mutually and are used for indicating the scale.

2. The punching machine according to claim 1, wherein: and a handle is fixed on the end surface of the driving roller.

3. The punching machine of claim 2, wherein: the handle comprises a first cross rod, a vertical rod and a second cross rod which are fixedly connected in sequence, and one end of the first cross rod, which is far away from the vertical rod, is fixed at the circle center of the end face of the driving roller; the included angles among the vertical rods, the first cross rods and the second cross rods are right angles.

4. The punching machine according to claim 3, wherein: and a rubber sleeve is sleeved on the second cross rod.

5. The punching machine according to claim 1, wherein: the clamping mechanism further comprises a second driving piece used for driving the clamping plate to slide, a push rod is fixed at the output end of the second driving piece, a push plate is fixed at one end, away from the second driving piece, of the push rod, and a spring is fixed between the push plate and the clamping plate.

6. The punching machine according to claim 5, wherein: the springs are arranged in a plurality along the length direction of the clamping plate.

7. The punching machine according to claim 5, wherein: and a plurality of reinforcing rods are fixed between the outer wall of the push rod and the push plate.

8. The punching machine according to claim 1, wherein: and an anti-slip pad is fixed on the surface of the belt.

9. The punching machine according to claim 1, wherein: a supporting plate positioned on the inner side of the belt is fixed on the machine frame, and the upper surface of the supporting plate is attached to the lower surface of the upper end of the belt.