CN214520393U

CN214520393U - Die cutting structure of positive and negative pressure all-in-one machine

Info

Publication number: CN214520393U
Application number: CN202023016005.3U
Authority: CN
Inventors: 夏从友
Original assignee: Hongyouxing Machinery Suzhou Co ltd
Current assignee: Hongyouxing Machinery Suzhou Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-10-29
Anticipated expiration: 2030-12-14

Abstract

The utility model discloses a die cutting structure of positive negative pressure all-in-one, including the frame, the top fixed mounting of mounting bracket has the pneumatic cylinder, and spacing spout has all been seted up to the inside at mounting bracket both ends, and the bottom fixed mounting of diaphragm has the cutting knife board, and one side fixed mounting that the connecting rod is close to spacing spout has spacing pulley, and the outside movable mounting of bull stick has the fly leaf, and the equal fixed mounting in both sides of bull stick has the connecting plate, and one side fixed mounting of connecting plate has first flexible cylinder, and the one end fixed mounting that the fly leaf bottom is close to the mounting bracket has the flexible cylinder of second. Through the top that is located the fly leaf with the one end that the plastics work piece need not cut, avoided because the one end of plastics work piece excessively produces phenomenons such as crackle when leading to the cutting downwards, improved the precision to the cutting of plastics work piece to improve the cutting quality of plastics work piece, and utilize first flexible cylinder and the flexible cylinder of second to inside the automatic conveying of plastics work piece to the cutting completion to the standing groove, be favorable to staff's use.

Description

Die cutting structure of positive and negative pressure all-in-one machine

Technical Field

The utility model belongs to a positive negative pressure all-in-one technical field, concretely relates to die cutting structure of positive negative pressure all-in-one.

Background

The positive and negative pressure integrated machine is also called a thermoplastic forming machine, and is a machine for absorbing and manufacturing thermoplastic plastic coiled materials such as PVC, PE, PP, PET, HIPS and the like which are heated and plasticized into products such as high-grade packaging decoration boxes, frames and the like with various shapes. The thermoplastic plastic sheets such as PVC, PET and the like which are heated and softened are subjected to vacuum forming by a mould into vacuum covers, plastic trays, bubble shells and the like with various shapes by utilizing vacuum suction force generated by a vacuum pump.

The existing cutting mode for plastic workpieces in the positive-negative pressure all-in-one machine generally adopts a white steel bar cutting board to directly press for cutting or to move the cutting board for cutting after pressing, the plastic workpieces after cutting fall onto a placing board, and when the plastic workpieces are conveyed to the bottom of the cutting board, due to the fact that one end of each plastic workpiece is excessively downward, the notches of the plastic workpieces often generate cracks in the cutting process, the cutting precision is low, and the quality of the plastic workpieces is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cutting die structure of positive negative pressure all-in-one to the cutting mode who proposes a current positive negative pressure all-in-one in solving above-mentioned background art is in the use, because when conveying plastics work piece to cutting board bottom, the one end of plastics work piece is excessive downwards, and plastics work piece incision department often can produce crackle, phenomenon such as cutting accuracy is not high in the cutting process, thereby leads to the problem of the quality reduction of plastics work piece.

In order to achieve the above object, the utility model provides a following technical scheme: a die cutting structure of a positive and negative pressure all-in-one machine comprises a frame, wherein a mounting frame is fixedly mounted at one end of the top of the frame, a hydraulic cylinder is fixedly mounted at the top of the mounting frame, limiting sliding grooves are formed in the two ends of the mounting frame, a transverse plate is fixedly mounted at the bottom of the hydraulic cylinder, a cutting knife plate is fixedly mounted at the bottom of the transverse plate, connecting rods are sleeved at the two ends of the transverse plate, a limiting pulley is fixedly mounted at one side of each connecting rod, which is close to the limiting sliding grooves, a cutting bottom plate is fixedly mounted at one end of the top of the frame, strip-shaped grooves are formed in the two ends of the inside of the frame, a rotating rod is movably mounted in each strip-shaped groove, a movable plate is movably mounted at the outer part of each rotating rod, connecting plates are fixedly mounted at the two sides of each rotating rod, a first telescopic cylinder is fixedly mounted at one side of each connecting plate, and a second telescopic cylinder is fixedly mounted at one end, which is close to the mounting frame, at the bottom of each movable plate, and a base is fixedly arranged at the bottom of the frame.

Preferably, the quantity of connecting rod has four, and equally divide two sets of symmetry fixed mounting in the both ends of diaphragm, spacing spout has four, and equally divide two sets of symmetries to set up in the both ends of mounting bracket, spacing pulley movable mounting is in the inside of spacing spout.

Preferably, the cutting bottom plate is located right below the cutting knife plate.

Preferably, one side of the first telescopic cylinder, which is far away from the connecting plate, is fixedly connected with the base.

Preferably, the bottom of the connecting plate is fixedly provided with a connecting frame, and the bottom of the second telescopic cylinder is fixedly connected with the connecting frame.

Preferably, the base is internally provided with a placing groove.

Preferably, the bottom of the base is fixedly provided with a movable wheel.

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

1. through the top that is located the fly leaf with the one end that the plastics work piece need not cut, avoided because the one end of plastics work piece excessively produces phenomenons such as crackle when leading to the cutting downwards, improved the precision to the cutting of plastics work piece to improve the cutting quality of plastics work piece, and utilize first flexible cylinder and the flexible cylinder of second to inside the automatic conveying of plastics work piece to the cutting completion to the standing groove, be favorable to staff's use.

2. Through setting up spacing spout and spacing pulley, when the diaphragm reciprocated, spacing pulley and spacing spout made the cutting board in vertical direction steady movement, avoided taking place the displacement that the cutting board appears the ascending displacement of horizontal direction, improved the precision to the cutting of plastics work piece, were favorable to improving the quality of plastics work piece.

Drawings

Fig. 1 is a schematic view of the overall appearance three-dimensional structure of the present invention;

FIG. 2 is a schematic view of a partial three-dimensional structure of the present invention;

FIG. 3 is a schematic view of a partial three-dimensional structure of the present invention;

fig. 4 is a schematic bottom perspective view of the present invention.

In the figure: 1. a frame; 2. a mounting frame; 3. a hydraulic cylinder; 4. a transverse plate; 5. cutting a knife board; 6. a connecting rod; 7. a limiting pulley; 8. a limiting chute; 9. cutting the bottom plate; 10. a strip-shaped groove; 11. a rotating rod; 12. a movable plate; 13. a connecting plate; 14. a first telescopic cylinder; 15. a second telescopic cylinder; 16. a connecting frame; 17. a base; 18. a movable wheel; 19. and (6) placing the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a die cutting structure of a positive and negative pressure integrated machine comprises a frame 1, wherein a mounting frame 2 is fixedly mounted at one end of the top of the frame 1, a hydraulic cylinder 3 is fixedly mounted at the top of the mounting frame 2, limiting sliding grooves 8 are formed in the two ends of the mounting frame 2, a transverse plate 4 is fixedly mounted at the bottom of the hydraulic cylinder 3, a cutting knife plate 5 is fixedly mounted at the bottom of the transverse plate 4, connecting rods 6 are sleeved at the two ends of the transverse plate 4, a limiting pulley 7 is fixedly mounted at one side, close to the limiting sliding grooves 8, of each connecting rod 6, a cutting bottom plate 9 is fixedly mounted at one end of the top of the frame 1, strip-shaped grooves 10 are formed in the two ends of the frame 1, rotating rods 11 are movably mounted in the strip-shaped grooves 10, movable plates 12 are movably mounted outside the rotating rods 11, connecting plates 13 are fixedly mounted at the two sides of the rotating rods 11, a first telescopic cylinder 14 is fixedly mounted at one side of each connecting plate 13, a second telescopic cylinder 15 is fixedly mounted at one end, close to the mounting frame 2, at the bottom of each movable plate 12, a base 17 is fixedly mounted at the bottom of the frame 1.

In the embodiment, the plastic workpiece is conveyed to the device, so that one end of the plastic workpiece to be cut is positioned at the top of the cutting bottom plate 9, the other end of the plastic workpiece is positioned at the top of the movable plate 12, the hydraulic cylinder 3 is started, the hydraulic cylinder 3 pushes the transverse plate 4 and the cutting knife plate 5 downwards, the cutting knife plate 5 cuts the plastic workpiece, when the transverse plate 4 moves up and down, the limiting pulleys 7 at the two ends of the transverse plate 4 slide in the limiting sliding grooves 8, the cutting knife plate 5 stably moves in the vertical direction due to the limiting pulleys 7 and the limiting sliding grooves 8, the horizontal displacement of the cutting knife plate 5 is avoided, the precision of cutting the plastic workpiece is improved, the quality of the plastic workpiece is improved, after the cutting is finished, the cutting knife plate 5 moves upwards due to the hydraulic cylinder 3, two first telescopic cylinders 14 are started simultaneously, the first telescopic cylinders 14 push the connecting plate 13 to one side far away from the cutting knife plate 5, the two connecting plates 13 push the movable plate 12, two ends of the rotating rod 11 slide in the strip-shaped groove 10, the second telescopic cylinder 15 at the bottom of the connecting plates 13 simultaneously moves, after the movable plate 12 is pushed to a proper position, the first telescopic cylinder 14 is closed, the second telescopic cylinder 15 is started, the second telescopic cylinder 15 upwards jacks up one end of the movable plate 12, the other end of the movable plate 12 downwards moves, the movable plate 12 inclines, so that the plastic workpiece cut at the top of the movable plate slides to the inside of the placing groove 19, then the movable plate 12 is quickly returned by using the first telescopic cylinder 14 and the second telescopic cylinder 15, the next plastic workpiece after cutting is operated, the device avoids the phenomenon of cracks and the like caused by the fact that one end of the plastic workpiece excessively downwards moves, the precision of cutting the plastic workpiece is improved, and therefore the cutting quality of the plastic workpiece is improved.

Specifically, the quantity of connecting rod 6 has four, and equally divide two sets of symmetry fixed mounting in the both ends of diaphragm 4, and spacing spout 8 has four, and equally divide two sets of symmetries to set up in the both ends of

mounting bracket

2, and 7 movable mounting of spacing pulley are in the inside of spacing spout 8.

In this embodiment, through setting up four spacing pulleys 7 and four spacing spouts 8, strengthen the connection to diaphragm 4 to be favorable to the removal of diaphragm 4.

Specifically, the cutting bottom plate 9 is located directly below the cutting blade plate 5.

In this embodiment, the plastic workpiece is positioned on the top of the cutting base plate 9, which is beneficial to cutting the plastic workpiece by the cutting board 5.

Specifically, one side of the first telescopic cylinder 14 far away from the connecting plate 13 is fixedly connected with the base 17.

In this embodiment, the position of the first telescopic cylinder 14 is fixed, and the connection in the device is completed, so that the first telescopic cylinder 14 can operate normally.

Specifically, a connecting frame 16 is fixedly mounted at the bottom of the connecting plate 13, and the bottom of the second telescopic cylinder 15 is fixedly connected with the connecting frame 16.

In this embodiment, the connecting frame 16 is used to fix the position of the second telescopic cylinder 15, so that the second telescopic cylinder 15 can operate normally.

Specifically, the base 17 is provided with a placement groove 19 therein.

In this embodiment, through setting up standing groove 19, deposit the plastics work piece that the cutting was accomplished, be favorable to the staff to arrange in order.

Specifically, a movable wheel 18 is fixedly mounted at the bottom of the base 17.

In this embodiment, the number of the movable wheels 18 is four, and the movable wheels 18 are uniformly and symmetrically installed at the bottom of the base 17, so that the user can push the device conveniently by arranging the movable wheels 18.

The utility model discloses a theory of operation and use flow: when the device is used, the movable wheel 18 is used for pushing the device to a proper position, the plastic workpiece is conveyed to the device, one end of the plastic workpiece to be cut is positioned at the top of the cutting bottom plate 9, the other end of the plastic workpiece is positioned at the top of the movable plate 12, the hydraulic cylinder 3 is started, the hydraulic cylinder 3 pushes the transverse plate 4 and the cutting knife plate 5 downwards, the cutting knife plate 5 carries out cutting treatment on the plastic workpiece, the limiting pulleys 7 at the two ends of the transverse plate 4 slide in the limiting sliding grooves 8 while the transverse plate 4 moves up and down, after the cutting is finished, the cutting knife plate 5 is moved upwards by the hydraulic cylinder 3, the two first telescopic cylinders 14 are started simultaneously, the first telescopic cylinders 14 push the connecting plates 13 to one side far away from the cutting knife plate 5, the two connecting plates 13 push the movable plates 12, the two ends of the rotating rod 11 slide in the strip-shaped grooves 10, and the connecting frame 16 at the bottoms of the connecting plates 13 and the second telescopic cylinders 15 move simultaneously, after the movable plate 12 is pushed to a proper position, the first telescopic cylinder 14 is closed, the second telescopic cylinder 15 is started, the second telescopic cylinder 15 jacks up one end of the movable plate 12, the other end of the movable plate 12 moves downwards, the movable plate 12 tilts, so that the plastic workpiece with the cut top slides down to the inside of the placing groove 19, and then the movable plate 12 is rapidly returned by using the first telescopic cylinder 14 and the second telescopic cylinder 15 to operate the next plastic workpiece after cutting.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a die cutting structure of positive negative pressure all-in-one, includes frame (1), its characterized in that: the cutting tool is characterized in that a mounting rack (2) is fixedly mounted at one end of the top of the frame (1), a hydraulic cylinder (3) is fixedly mounted at the top of the mounting rack (2), limiting sliding grooves (8) are formed in the two ends of the mounting rack (2), a transverse plate (4) is fixedly mounted at the bottom of the hydraulic cylinder (3), a cutting knife plate (5) is fixedly mounted at the bottom of the transverse plate (4), connecting rods (6) are sleeved at the two ends of the transverse plate (4), a limiting pulley (7) is fixedly mounted on one side, close to the limiting sliding grooves (8), of each connecting rod (6), a cutting bottom plate (9) is fixedly mounted at one end of the top of the frame (1), strip-shaped grooves (10) are formed in the two ends of the inner part of the frame (1), rotating rods (11) are movably mounted in the inner parts of the strip-shaped grooves (10), and movable plates (12) are movably mounted on the outer parts of the rotating rods (11), the equal fixed mounting in both sides of bull stick (11) has connecting plate (13), one side fixed mounting of connecting plate (13) has first flexible cylinder (14), the one end fixed mounting that fly leaf (12) bottom is close to mounting bracket (2) has second flexible cylinder (15), the bottom fixed mounting of frame (1) has base (17).

2. The die cutting structure of the positive and negative pressure all-in-one machine according to claim 1, characterized in that: the quantity of connecting rod (6) has four, and equally divide two sets of symmetry fixed mounting in the both ends of diaphragm (4), spacing spout (8) have four, and equally divide two sets of symmetries to set up in the both ends of mounting bracket (2), spacing pulley (7) movable mounting is in the inside of spacing spout (8).

3. The die cutting structure of the positive and negative pressure all-in-one machine according to claim 1, characterized in that: the cutting bottom plate (9) is positioned right below the cutting knife plate (5).

4. The die cutting structure of the positive and negative pressure all-in-one machine according to claim 1, characterized in that: one side of the first telescopic cylinder (14) far away from the connecting plate (13) is fixedly connected with the base (17).

5. The die cutting structure of the positive and negative pressure all-in-one machine according to claim 1, characterized in that: the bottom of connecting plate (13) is fixed with link (16), the bottom and the link (16) fixed connection of second telescopic cylinder (15).

6. The die cutting structure of the positive and negative pressure all-in-one machine according to claim 1, characterized in that: a placing groove (19) is formed in the base (17).

7. The die cutting structure of the positive and negative pressure all-in-one machine according to claim 1, characterized in that: the bottom of the base (17) is fixedly provided with a movable wheel (18).