CN212795205U

CN212795205U - Sheet punching machine with high machining precision

Info

Publication number: CN212795205U
Application number: CN202021746430.5U
Authority: CN
Inventors: 梁小力; 张小康; 刘冰; 王杨; 李鹏程
Original assignee: Tangshan Shouxin Municipal Engineering Testing Co ltd
Current assignee: Tangshan Shouxin Municipal Engineering Testing Co ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-03-26
Anticipated expiration: 2030-08-20

Abstract

The punching machine comprises a base, a punching plate and a punching cutter, wherein the punching plate is arranged above the base, and the punching cutter is detachably connected to the lower surface of the punching plate; the upper surface of the base is fixedly connected with a pair of fixing rods, the fixing rods upwards penetrate through the stamping plate, and the stamping plate is connected with the fixing rods in a sliding manner; the punching plate is provided with a through hole penetrating through the punching plate, and the through hole is opposite to the cavity of the punching cutter; the through hole position department fixedly connected with ventilation hose of punching press board upper surface, the one end fixedly connected with fan that the through hole was kept away from to ventilation hose. This application has the effect of conveniently taking off the good sheet of dashing in the die-cut cutter.

Description

Sheet punching machine with high machining precision

Technical Field

The application relates to the technical field of sheet making equipment, in particular to a sheet punching machine with high processing precision.

Background

The sheet punching machine can cut large sheet materials into sheets with required sizes and shapes, such as rectangles, circles and the like, and is widely applied to punching of packaging materials in the packaging industry, punching of test samples in scientific research units and the like.

However, when the existing sheet punching machine punches sheets, punched sheets can be often clamped in the punching sheet cutter, and the punching sheet cutter needs to be detached from the punching plate first, so that the punching sheet cutter falls off from the punching sheet cutter. Therefore, the punching and punching sheet cutter needs to be frequently detached, the operation is troublesome, the punching speed is low, and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to conveniently take down punched sheets in a punching cutter, the application provides a punching machine with high processing precision.

The application provides a sheet punching machine that machining precision is high adopts following technical scheme:

a sheet punching machine with high machining precision comprises a base, a punching plate and a punching cutter, wherein the punching plate is arranged above the base, and the punching cutter is detachably connected to the lower surface of the punching plate; the upper surface of the base is fixedly connected with a pair of fixing rods, the fixing rods upwards penetrate through the stamping plate, and the stamping plate is connected with the fixing rods in a sliding manner; the punching plate is provided with a through hole penetrating through the punching plate, and the through hole is opposite to the cavity of the punching cutter; the through hole position department fixedly connected with ventilation hose of punching press board upper surface, the one end fixedly connected with fan that the through hole was kept away from to ventilation hose.

Through adopting above-mentioned technical scheme, when the die-cut sample of punching machine, the sample card is when the cavity towards the piece cutter, with one section distance of punching press board along dead lever rebound, then start the fan, the wind that the fan blew off enters into the cavity towards the piece cutter through the ventilation hose in, blows off the section sample in the cavity. The punching sheet cutter is frequently detached, the accuracy of a cutting sample is affected when the cutter is unstably mounted, the operation is troublesome, the punching speed is low, and the efficiency is low. The sample that will be located the cavity towards the piece cutter through the fan blows off, need not often will push down the piece cutter from the punching press board, can improve the machining precision of punching machine, easy operation, work efficiency is high, conveniently takes off the good sheet that dashes in the punching cutter.

Preferably, a fan cover for preventing the sample cut by the punching cutter from being blown out of the base is arranged above the base.

Through adopting above-mentioned technical scheme, the base top sets up the fan housing, and the fan housing can prevent that the sample that cuts away from is blown away by wind.

Preferably, the side face of the fan housing is fixedly connected with a connecting plate, the upper surface of the base is fixedly provided with an air cylinder, and a piston rod of the air cylinder is connected with the lower surface of the connecting plate.

Through adopting above-mentioned technical scheme, the fan housing side is fixed with the connecting plate, is fixed with the cylinder of drive connecting plate on the base. The air cylinder drives the connecting plate to move, and the connecting plate drives the fan cover to move. When a sample in a cavity of the punching sheet cutter needs to be blown out, the air cylinder is started firstly, the air cover is moved, the bottom of the air cover is in surface contact with the upper surface of the base, and when the fan blows air, the tangent plane sample cannot be blown out of the air cover.

Preferably, a vertical plate is fixed on one side of the upper surface of the base, which is fixed with the cylinder, and a groove is formed in the vertical plate in the vertical direction; and a convex block which slides in the groove is fixed on one side of the connecting plate.

Through adopting above-mentioned technical scheme, the recess sliding connection on lug and the riser on the connecting plate, when cylinder drive connecting plate reciprocated, can make the connecting plate more stable that reciprocates.

Preferably, the side wall of the fan housing is uniformly provided with ventilation holes for ventilation.

Through adopting above-mentioned technical scheme, evenly seted up the ventilation hole on the lateral wall of fan housing, when the hair-dryer blew, the ventilation hole is favorable to the wind exhaust fan housing that the hair-dryer blew off.

Preferably, the top of the fixed rod is fixedly connected with a supporting block, a screw rod is arranged on the supporting block, and the screw rod penetrates through the supporting block and is in threaded connection with the supporting block; the fixed block of stamping plate upper surface, lead screw bottom fixedly connected with turning block, the turning block setting is inside the fixed block, lead screw top fixedly connected with carousel.

By adopting the technical scheme, the turntable is rotated, and the screw rod rotates along with the turntable; because the lead screw is in threaded connection with the supporting block, when the rotary table rotates, the lead screw moves up and down, so that the lead screw drives the punching plate to move up and down, and the punching plate drives the punching cutter to cut a sample.

Preferably, the upper surface of the stamping plate is provided with a sleeve, the bottom of the sleeve is fixedly connected with a bottom plate, and the bottom plate is fixed on the upper surface of the stamping plate through a bolt.

Through adopting above-mentioned technical scheme, when the punching press board reciprocated, the sleeve played the effect that supports to the dead lever, made the punching press board rise with descend more stably.

Preferably, the fixing rod is sleeved with a spring, one end of the spring is fixedly connected to the upper surface of the base, and the other end of the spring is fixedly connected to the lower surface of the stamping plate.

Through adopting above-mentioned technical scheme, the spring plays the effect of support to the punching plate, makes the punching plate drive more stable when punching the piece cutter cutting sample.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the sample in the cavity of the punching tool is blown out by the fan, so that the operation is simple and the working efficiency is high;

2. the fan cover is arranged above the base, the fan cover can prevent cut samples from being blown away by wind, and the cut samples can be taken conveniently;

3. the lug on the connecting plate and the recess sliding connection on the riser can make the connecting plate more stable that reciprocates when cylinder drive connecting plate reciprocates.

Drawings

Fig. 1 is a schematic structural diagram of the present application.

Fig. 2 is a schematic structural diagram of a rotation block in the present application.

Fig. 3 is a schematic structural diagram of the fan housing in the present application.

Fig. 4 is a partially enlarged view of a portion a in fig. 3.

Description of reference numerals: 1. a base; 2. stamping the plate; 21. fixing the rod; 22. a spring; 23. a sleeve; 24. a base plate; 3. a support block; 31. a screw rod; 32. a turntable; 33. a fixed block; 34. rotating the block; 35. punching a sheet cutter; 36. a cavity; 37. a through hole; 4. a ventilation hose; 41. a fan; 5. a fan housing; 51. a connecting plate; 52. a vent hole; 53. a cylinder; 54. a vertical plate; 55. a groove; 56. and (4) a bump.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a sheet punching machine with high machining precision. Referring to fig. 1 and 2, the sheet punching machine comprises a base 1, a punching plate 2 is arranged above the base 1, a pair of fixing rods 21 are fixed on the upper surface of the base 1, and the fixing rods 21 penetrate through the punching plate 2 upwards. A spring 22 is sleeved on a fixed rod 21 between the base 1 and the stamping plate 2, one end of the spring 22 is fixed on the base 1, and the other end of the spring 22 is fixed on the lower surface of the stamping plate 2. The upper surface of the stamping plate 2 is provided with a sleeve 23, the bottom of the sleeve 23 is fixedly connected with a bottom plate 24, and the bottom plate 24 is fixed on the stamping plate 2 through screws. The fixing rod 21 passes upward through the sleeve 23.

A supporting block 3 is arranged above the stamping plate 2, and the upper end of the fixing rod 21 is fixed with the supporting block 3. A screw rod 31 is arranged above the punching plate 2, and the screw rod 31 upwards penetrates through the supporting block 3 and is in threaded connection with the supporting block 3. The top of the screw rod 31 is fixed with a turntable 32. A fixed block 33 is fixed at the center of the upper surface of the punching plate 2, a rotating block 34 is fixed at the bottom of the screw rod 31, the rotating block 34 is cylindrical, the diameter of the rotating block 34 is larger than that of the screw rod 31, and the rotating block 34 is arranged inside the fixed block 33 and is rotatably connected with the fixed block 33. The lower surface of the punching plate 2 is provided with a punching sheet cutter 35, the punching sheet cutter 35 is detachably connected with the punching plate 2, the punching sheet cutter 35 is arranged on the lower surface of the punching plate 2 through magnetic attraction, and a cavity 36 is arranged in the punching sheet cutter 35.

The turntable 32 is rotated, the screw rod 31 rotates along with the turntable 32, the screw rod 31 is in threaded connection with the supporting block 3, and when the turntable 32 rotates, the screw rod 31 moves up and down, so that the screw rod 31 drives the punching plate 2 to move up and down. When the punching plate 2 moves up and down, the fixing rod 21 plays a role in guiding, and the sleeve 23 plays a role in supporting the fixing rod 21, so that the punching plate 2 can ascend and descend more stably. The spring 22 plays a supporting role for the punching plate 2, so that the punching plate 2 is more stable when driving the punching cutter 35 to cut a sample.

The punching plate 2 is provided with a through hole 37, the vent hole 52 faces downwards the cavity 36 of the punching cutter 35, a vent hose 4 is fixed at the position of the through hole 37 on the upper surface of the punching plate 2, and one end of the vent hose 4 far away from the vent hole 52 is connected with a fan 41. When the sample card cut by the punching cutter 35 is clamped in the cavity 36 of the punching cutter 35, the fan 41 is started, and the sample in the cavity 36 is blown away by the air blown by the fan 41 through the ventilation hose 4.

Referring to fig. 3 and 4, a fan housing 5 is arranged above the base 1, the fan housing 5 surrounds the stamping plate 2, and a connecting plate 51 is fixedly connected to the side wall of the fan housing 5; the fan housing 5 is uniformly provided with vent holes 52. The base 1 is fixedly connected with an air cylinder 53, and a piston rod of the air cylinder 53 is fixedly connected to the lower surface of the connecting plate 51. The upper surface of the base 1 is fixed with a vertical plate 54, the vertical plate 54 is provided with a groove 55 in the vertical direction, one side of the connecting plate 51 is fixedly connected with a convex block 56, and the convex block 56 can slide in the groove 55. When a sample cut off by the punching cutter 35 is clamped in the cavity 36 of the punching cutter 35, the air cylinder 53 is started firstly, and the bottommost end of the fan housing 5 is contacted with the upper surface of the base 2; the protrusion 56 on the connection plate 51 is slidably connected with the groove 55 on the vertical plate 54, so that the wind shield 5 is more stable when ascending or descending. The air cylinder 53 is started, the fan 41 blows air into the punching blade 35 to blow off the cut sample, the fan cover 5 can prevent the cut sample from being blown away by the air, and the air vent 52 enables the air blown by the fan 41 to be easily discharged out of the fan cover 5.

The implementation principle of the embodiment of the application is as follows: when a sample is sliced, the sample is placed on the base 1, the rotary table 32 is rotated, the punching plate 2 is moved downwards, the punching cutter 35 is used for cutting the sample, and after the sample is cut, the rotary table 32 is rotated, and the punching plate 2 is moved upwards.

If the sample is clamped in the cutter, the air cylinder 53 is started, the air cylinder 53 drives the fan cover 5 to move downwards, and the fan cover 5 is moved to be in contact with the upper surface of the base 1. Then the blower 41 is started, the blower 41 blows air to blow the sample in the punching sheet cutter 35 to the base 1, then the air cylinder 53 is started, the fan cover 5 moves upwards, and the cut sample is taken out.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a sheet punching machine that machining precision is high, includes base (1), punching press board (2) and towards piece cutter (35), its characterized in that: the punching plate (2) is arranged above the base (1), and the punching sheet cutter (35) is detachably connected to the lower surface of the punching plate (2); the upper surface of the base (1) is fixedly connected with a pair of fixing rods (21), the fixing rods (21) upwards penetrate through the punching plate (2), and the punching plate (2) is in sliding connection with the fixing rods (21); a through hole (37) penetrating through the punching plate (2) is formed in the punching plate (2), and the through hole (37) faces a cavity (36) of the punching cutter (35); the ventilation hose (4) is fixedly connected to the position of the through hole (37) in the upper surface of the stamping plate (2), and the fan (41) is fixedly connected to one end, far away from the through hole (37), of the ventilation hose (4).

2. The sheet punching machine with high processing precision as claimed in claim 1, wherein: the air hood (5) for preventing the samples cut by the punching sheet cutter (35) from being blown out of the base (1) is arranged above the base (1).

3. The sheet punching machine with high processing precision as claimed in claim 2, wherein: the fan housing (5) side fixedly connected with connecting plate (51), base (1) upper surface is fixed with cylinder (53), and cylinder (53) piston rod is connected with connecting plate (51) lower surface.

4. The sheet punching machine with high processing precision as claimed in claim 3, wherein: a vertical plate (54) is fixed on one side of the upper surface of the base (1) where the air cylinder (53) is fixed, and a groove (55) is formed in the vertical plate (54) in the vertical direction; and a convex block (56) which slides in the groove (55) is fixed on one side of the connecting plate (51).

5. The sheet punching machine with high processing precision as claimed in claim 2, wherein: the side wall of the fan cover (5) is uniformly provided with ventilation holes (52).

6. The sheet punching machine with high processing precision as claimed in claim 1, wherein: the top of the fixed rod (21) is fixedly connected with a supporting block (3), a screw rod (31) is arranged on the supporting block (3), and the screw rod (31) penetrates through the supporting block (3) and is in threaded connection with the supporting block (3); fixed block (33) are fixed on the upper surface of the punching plate (2), a rotating block (34) is fixedly connected to the bottom of the screw rod (31), the rotating block (34) is arranged inside the fixed block (33), and a rotating disc (32) is fixedly connected to the top of the screw rod (31).

7. The sheet punching machine with high processing precision as claimed in claim 6, wherein: the stamping die is characterized in that a sleeve (23) is arranged on the upper surface of the stamping plate (2), a bottom plate (24) is fixedly connected to the bottom of the sleeve (23), and the bottom plate (24) is fixed on the upper surface of the stamping plate (2) through bolts.

8. The sheet punching machine with high processing precision as claimed in claim 1, wherein: the fixed rod (21) is sleeved with a spring (22), one end of the spring (22) is fixedly connected to the upper surface of the base (1), and the other end of the spring (22) is fixedly connected to the lower surface of the stamping plate (2).