CN212218633U

CN212218633U - Punching machine

Info

Publication number: CN212218633U
Application number: CN202020424027.4U
Authority: CN
Inventors: 吴国林; 李建
Original assignee: Xiamen Sunda Electronic Insulation Material Co ltd
Current assignee: Xiamen Sunda Electronic Insulation Material Co ltd
Priority date: 2020-03-27
Filing date: 2020-03-27
Publication date: 2020-12-25
Anticipated expiration: 2030-03-27

Abstract

The utility model discloses a punch press. The stamping mechanism comprises a rack and a stamping mechanism which is arranged on the rack and can reciprocate up and down, wherein a pressing plate used for pressing indentation grains is arranged at the lower end of the stamping mechanism, a discharging shaft and a receiving shaft are respectively arranged at two ends of the rack in a rotating manner, a motor used for driving the receiving shaft to rotate is arranged on the rack, limiting plates are arranged on two sides of the rack in the width direction of a film, a first elastic block and a second elastic block are arranged at two ends of the lower surface of the pressing plate, the first elastic block is close to the discharging shaft, the second elastic block is close to the receiving shaft, the first elastic block and the second elastic block are perpendicular to the feeding direction of the film, the thickness of the first elastic block is larger than that of the second elastic block, and a containing groove for the first elastic block and the second elastic block to enter is arranged. The utility model has the advantages of prevent that the surface of pad pasting from receiving wearing and tearing, guarantee pad pasting product quality.

Description

Punching machine

Technical Field

The utility model relates to a punch press technical field, more specifically say, it relates to a punch press.

Background

In the prior art, patterns or through holes with various shapes are pressed on the outer surface of film-pasted products such as decorative films, protective films and insulating tapes by some equipment, and the equipment for impressing or punching the products is generally a punch press.

Chinese patent that bulletin number is CN208118428U discloses a be used for pad pasting punch press for indentation, include the frame and set up in the frame punching press mechanism that can up-and-down motion, be provided with the clamp plate that is used for suppressing the indentation line in the punching press mechanism, the frame all is provided with one slot, two in punching press mechanism both sides all be provided with a perpendicular to frame length direction's stretching strap in the slot, one side fixed connection that stamping mechanism was kept away from through magic subsides and frame to the one end that the slot was kept away from to the stretching strap, be provided with the briquetting that is used for flattening the pad pasting on the stretching strap, two one side that the stretching strap is opposite all is provided with two limiting plates, and is provided with blowing axle and receipts material axle at the both ends of frame.

Similar to the above punch press for film sticking and creasing in the prior art, the material receiving shaft is driven by a motor, so that the processed film can be automatically rolled up, and the material receiving shaft is matched with the material discharging shaft to realize the automatic material discharging work of the film; the cooperation of stretching strap and clamp plate makes the part of pad pasting in the frame can be flattened in order to ensure the indentation effect to the limiting plate can further ensure that the indentation position can not squint, plays the effect that prevents the pad pasting indentation skew.

However, when receiving the material axle when receiving the material, because the briquetting flattens the pad pasting in the frame for the pad pasting can take place the friction with the upper surface of frame and the lower surface of briquetting when removing, makes the upper and lower surface of pad pasting take place wearing and tearing, influences the quality of pad pasting product, consequently remains to be improved.

SUMMERY OF THE UTILITY MODEL

To the technical problem that has now, an object of the utility model is to provide a punch press, its surface that has the pad pasting prevents receives wearing and tearing, guarantees pad pasting product quality's advantage.

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

the utility model provides a punch press, includes the frame and sets up in the frame and up-and-down motion's punching press mechanism, punching press mechanism lower extreme is provided with the clamp plate that is used for suppressing the indentation line, the both ends of frame are rotated respectively and are provided with blowing axle and receipts material axle, be provided with in the frame and be used for driving receipts material axle pivoted motor, the both sides that lie in pad pasting width direction in the frame are provided with the limiting plate, the lower surface both ends of clamp plate are provided with first elastic block and second elastic block, first elastic block is close to the blowing axle, the second elastic block is close to and receives the material axle, first elastic block and second elastic block are perpendicular with the feed direction of pad pasting, the thickness of first elastic block is greater than the second elastic block, be provided with the storage tank that supplies first elastic block and second elastic block to get into in the frame.

By adopting the technical scheme, the first elastic block and the second elastic block are arranged, when the pressing plate is driven by the punching mechanism to gradually move downwards to press the adhesive film, and the thickness of the first elastic block is larger than that of the second elastic block, so that the adhesive film can be firstly pressed in the accommodating groove below the second elastic block along the width direction by the second elastic block, and the adhesive film between the first elastic block and the material receiving shaft is pre-tensioned and stretched flatly; at the moment, the discharging shaft and the receiving shaft cannot rotate, so that the length of the adhesive film between the first elastic block and the receiving shaft is unchanged, and meanwhile, the second elastic block can extrude the adhesive film between the first elastic block and the receiving shaft into the lower accommodating groove when moving downwards, so that the adhesive film is completely flattened, and the indentation part of the adhesive film on the rack can be flattened to ensure the indentation effect; after one part of the sticking film is subjected to indentation, the stamping mechanism drives the first elastic block and the second elastic block to move upwards, the motor drives the material receiving shaft to rotate, and the rest sticking film is drawn out for indentation, so that the sticking film cannot be worn under pressure during conveying; and first elastic block and second elastic block have certain elastic deformation ability, can not cause wearing and tearing to the pad pasting when compressing tightly propping at ordinary times, realize preventing that the surface of pad pasting from receiving wearing and tearing, guarantee the effect of pad pasting product quality.

The utility model discloses further set up to: the first elastic block and the second elastic block are detachably connected with the pressing plate.

Through adopting above-mentioned technical scheme, set up first elastic block and second elastic block and can dismantle with the clamp plate and be connected, can be convenient for change first elastic block and second elastic block.

The utility model discloses further set up to: the lower ends of the first elastic block and the second elastic block are provided with a plurality of countersunk holes along the length direction of the first elastic block and the second elastic block, and clamping bolts in threaded connection with the pressing plate are arranged in the countersunk holes.

By adopting the technical scheme, the first elastic block and the second elastic block can be quickly and stably detachably connected with the pressing plate by arranging the matching of the plurality of counter bores and the clamping bolts; and set up the counter sink for the bolt cap of clamping bolt can be located the counter sink, therefore first elastic block and second elastic block can avoid the clamping bolt of stereoplasm to contact the pad pasting within certain elastic deformation scope.

The utility model discloses further set up to: and adjusting pieces are arranged between the first elastic block and the pressure plate, and between the second elastic block and the pressure plate.

By adopting the technical scheme, the distance between the lower ends of the first elastic block and the second elastic block and the bottom of the accommodating groove can be adjusted through the adjusting sheet; when the thickness of the adhesive film is larger, the distance between the first elastic block and the bottom of the accommodating groove and the distance between the second elastic block and the bottom of the accommodating groove can be reduced; when the thickness of pad pasting is less, can increase the distance of first elastic block and second elastic block and storage tank bottom to be applicable to and carry out better support tightly to propping flatly to the pad pasting of different thickness.

The utility model discloses further set up to: the lower end of the first elastic block abuts against the film at the bottom of the accommodating groove, and a gap is formed between the lower end of the second elastic block and the bottom of the accommodating groove.

By adopting the technical scheme, when the stamping mechanism gradually moves the indentation downwards, the first elastic block can firstly support and flatten one end of the film and then press the film on the bottom of the accommodating groove, so that the discharge shaft is prevented from rotating, and the length of the film between the receiving shafts of the first elastic block is kept unchanged; and then the second elastic block with smaller thickness can drive a section of the adhesive film between the first elastic block and the material receiving shaft to press downwards into the accommodating groove, so that the adhesive film needing indentation between the first elastic block and the second elastic block is supported and leveled.

The utility model discloses further set up to: an elastic layer is arranged on the inner wall of the containing groove.

Through adopting above-mentioned technical scheme, through setting up the elastic layer, can avoid the pad pasting to take place great friction with the bottom of recess to play buffer protection's effect.

The utility model discloses further set up to: and arc chamfers are arranged at the joints of the two side walls of the accommodating groove and the upper surface of the rack.

Through adopting above-mentioned technical scheme, the arc chamfer has the guide effect, and when first elastic block and second elastic block were gone into the pad pasting card in the storage tank, can prevent that the pad pasting from contacting with the right angle shape edge of storage tank both sides, played the effect of protection pad pasting integrality.

The utility model discloses further set up to: the lower terminal surface of first elasticity piece and second elasticity piece all is the arc form setting.

Through adopting above-mentioned technical scheme, set the lower extreme of first elasticity piece and second elasticity piece to the arc form, can make first elasticity piece and second elasticity piece more even to the pressure of pad pasting, reduce the influence to the pad pasting.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) through the arrangement of the first elastic block, the second elastic block and the accommodating groove, when the stamping mechanism moves the indentation downwards, one end of the film can be clamped in the accommodating groove by the first elastic block, then the other end of the film is pressed and supported flatly by the second elastic block, so that the indentation part of the film on the rack can be flattened to ensure the indentation effect; the first elastic block and the second elastic block are used for supporting and leveling, so that the sticking film is not subjected to extrusion abrasion during conveying, the surface of the sticking film is prevented from being abraded, and the quality of the sticking film product is ensured;

(2) the distance between the lower ends of the first elastic layer and the second elastic layer and the bottom of the accommodating groove can be adjusted by arranging the adjusting layer sheet, so that the adhesive film pressing device is suitable for better extruding and leveling adhesive films with different thicknesses;

(3) have the guide effect through setting up the arc chamfer, can avoid the upper end right angle edge of storage tank both sides inner wall to cause great buckling to the pad pasting, and through establishing the elastic layer can reduce the wearing and tearing that pad pasting and storage tank inner wall take place when first elastic block and second elastic block impress the pad pasting in the storage tank, guarantee the quality on pad pasting surface.

Drawings

FIG. 1 is a schematic view of a punch press;

FIG. 2 is a schematic view of a connection structure of a first elastic block;

fig. 3 is an enlarged view of a portion a of fig. 1.

Reference numerals: 1. a frame; 2. a stamping mechanism; 3. pressing a plate; 4. a discharging shaft; 5. a material receiving shaft; 6. a motor; 7. a limiting plate; 8. a first elastic block; 9. a second elastic block; 10. a containing groove; 11. a countersunk hole; 12. clamping the bolt; 13. a regulating sheet; 14. an elastic layer.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

The embodiment provides a punching machine, as shown in fig. 1, which comprises a frame 1 and a punching mechanism 2 which is arranged on the frame 1 and reciprocates up and down, wherein a pressing plate 3 for pressing indentation lines is arranged at the lower end of the punching mechanism 2, a discharging shaft 4 and a receiving shaft 5 are respectively arranged at two ends of the frame 1 in a rotating manner, and a motor 6 for driving the receiving shaft 5 to rotate is arranged on the frame 1. Limiting plates 7 are arranged at two ends of the rack 1 and at two sides of the width direction of the film sticking to prevent the film sticking from deviating during conveying. The two ends of the lower surface of the pressing plate 3 are provided with a first elastic block 8 and a second elastic block 9, the first elastic block 8 and the second elastic block 9 are vertical to the feeding direction of the film, the first elastic block 8 is close to the discharging shaft 4, and the second elastic block 9 is close to the material collecting shaft 5; the first elastic block 8 and the second elastic block 9 can be made of rubber materials, and have good elastic deformation capacity; the thickness of the first elastic block 8 is greater than that of the second elastic block 9, and an accommodating groove 10 for the first elastic block 8 and the second elastic block 9 to enter is formed in the upper surface of the frame 1.

The starting end of the film is fixedly connected with a material receiving shaft 5, and the film is driven to be conveyed by traction of a motor 6; then the pressing plate 3 is driven by the punching mechanism 2 to move downwards to be indented, and meanwhile, the first elastic block 8 and the second elastic block 9 also move downwards; wherein the lower extreme of first elastic block 8 can support pad pasting one end earlier tightly in the bottom of storage tank 10 for it remains unchangeable to receive pad pasting length between material axle 5 and the first elastic block 8, and strain to the one end of pad pasting and prop the tie, second elastic block 9 can push down the pad pasting other end that length remains unchangeable toward storage tank 10 in the time of the downstream simultaneously, and the lower extreme of second elastic block 9 has the clearance with storage tank 10 bottom, and then prop the pad pasting and tie, meanwhile punching press mechanism 2 has also accomplished the indentation work to a part of pad pasting below, consequently the pad pasting can not receive the pressure wearing and tearing when carrying, realize preventing that the surface of pad pasting from receiving wearing and tearing, guarantee the effect of pad pasting product quality.

Further, as shown in fig. 1 and fig. 2, the first elastic block 8 and the second elastic block 9 are detachably connected to the pressing plate 3, so that the first elastic block 8 and the second elastic block 9 can be conveniently detached and replaced. Specifically, a plurality of counter bores 11 are formed at the lower ends of the first elastic block 8 and the second elastic block 9 along the length direction of the first elastic block, and clamping bolts 12 in threaded connection with the pressing plate 3 are arranged in the counter bores 11, so that stable dismounting connection between the first elastic block 8 and the second elastic block 9 and the pressing plate 3 is realized, and the bolt caps of the clamping bolts 12 can be prevented from contacting the film.

An adjusting sheet 13 is arranged between the first elastic block 8, the second elastic block 9 and the pressing plate 3, and the adjusting sheet 13 can adjust the distance between the lower ends of the first elastic block 8 and the second elastic block 9 and the bottom of the accommodating groove 10; when the thickness of the adhesive film is larger, the distance between the first elastic block 8 and the bottom of the accommodating groove 10 and the distance between the second elastic block 9 and the bottom of the accommodating groove 10 can be reduced, namely, the number of the adjusting sheets 13 is increased; when the thickness of the adhesive film is smaller, the distance between the first elastic block 8 and the bottom of the accommodating groove 10 and the distance between the second elastic block 9 and the bottom of the accommodating groove 10 can be increased, namely, the number of the adjusting pieces 13 is reduced, so that the adhesive film can be better abutted and supported and leveled to adhesive films with different thicknesses.

As shown in fig. 1 and 3, the elastic layer 14 is adhered to the inner wall of the accommodating groove 10, and the elastic layer 14 may be made of a rubber material, so as to reduce friction between the film and the inner wall of the accommodating groove 10. And the intersection of the two side walls of the accommodating groove 10 and the upper surface of the rack 1 is provided with an arc-shaped chamfer, and the arc-shaped chamfer has the function of transition guiding, so that the adhesive film is prevented from being damaged by the right-angle edge. Wherein, the lower terminal surface of first elastic block 8 and second elastic block 9 all is the arc form setting for the extrusion of first elastic block 8 and 9 lower extremes of second elastic block to the pad pasting is more even.

The utility model discloses a working process and beneficial effect as follows:

when the automatic laminating machine works, a coiled laminating film needing indentation is sleeved on the discharging shaft 4, then the starting end of the laminating film is fixed on the receiving shaft 5 through the length direction of the rack 1, and the laminating film is positioned between the two limiting plates 7, so that the deviation of the laminating film during conveying is prevented; then the stamping mechanism 2 moves downwards to indentation the adhesive film below the stamping mechanism, the pressing plate 3, the first elastic block 8 and the second elastic block 9 are driven to move downwards, and the thickness of the first elastic block 8 is larger than that of the second elastic block 9, so that one end of the adhesive film can be pressed in the accommodating groove 10 by the first elastic block 8, and the length of the adhesive film between the material receiving shaft 5 and the first elastic block 8 is kept unchanged; at this moment, the second elastic block 9 can continue to press the other end of the film down towards the inside of the accommodating groove 10, so that the film is supported and leveled, and meanwhile, the pressing plate 3 completes one indentation work. The indentation part of the film on the frame 1 can be flattened to ensure the indentation effect; after one part of the adhesive film is indented, the stamping mechanism 2 drives the first elastic block 8 and the second elastic block 9 to move upwards, the motor 6 drives the material receiving shaft 5 to rotate, and the rest adhesive film is drawn out for indentation, so that the adhesive film is not abraded during conveying; and first elastic block 8 and second elastic block 9 have certain elastic deformation ability, can not cause wearing and tearing to the pad pasting when compressing tightly propping at ordinary times, realize preventing that the surface of pad pasting from receiving wearing and tearing, guarantee the effect of pad pasting product quality.

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

Claims

1. The utility model provides a punch press, includes frame (1) and sets up in frame (1) and up-and-down motion's punching press mechanism (2), punching press mechanism (2) lower extreme is provided with clamp plate (3) that are used for suppressing the indentation line, the both ends of frame (1) are rotated respectively and are provided with blowing axle (4) and receipts material axle (5), be provided with in frame (1) and be used for driving receipts material axle (5) pivoted motor (6), the both sides that lie in pad pasting width direction in frame (1) are provided with limiting plate (7), its characterized in that: the lower surface both ends of clamp plate (3) are provided with first elastic block (8) and second elastic block (9), first elastic block (8) are close to blowing axle (4), second elastic block (9) are close to receipts material axle (5), first elastic block (8) and second elastic block (9) are perpendicular with the feed direction of pad pasting, the thickness of first elastic block (8) is greater than second elastic block (9), be provided with storage tank (10) that supply first elastic block (8) and second elastic block (9) to get into on frame (1).

2. A press according to claim 1, wherein: the first elastic block (8) and the second elastic block (9) are detachably connected with the pressing plate (3).

3. A press according to claim 2, wherein: the lower ends of the first elastic block (8) and the second elastic block (9) are provided with a plurality of counter bores (11) along the length direction of the first elastic block and the second elastic block, and clamping bolts (12) in threaded connection with the pressing plate (3) are arranged in the counter bores (11).

4. A press according to claim 1, wherein: and adjusting sheets (13) are arranged between the first elastic block (8) and the pressure plate (3) and between the second elastic block (9) and the pressure plate (3).

5. A press according to claim 1, wherein: the lower end of the first elastic block (8) abuts against the film at the bottom of the accommodating groove (10), and a gap is formed between the lower end of the second elastic block (9) and the bottom of the accommodating groove (10).

6. A press according to claim 5, wherein: an elastic layer (14) is arranged on the inner wall of the containing groove (10).

7. A press according to claim 1, wherein: arc chamfers are arranged at the intersection of the two side walls of the accommodating groove (10) and the upper surface of the rack (1).

8. A press according to claim 1, wherein: the lower end faces of the first elastic block (8) and the second elastic block (9) are both arranged in an arc shape.