CN215152364U - A hot cutting device for plastic bag production - Google Patents

Abstract

The utility model relates to a plastic bag production technical field just discloses a hot cutting device for plastic bag production, and it includes workstation and the electric heat cutting machine of fixed mounting on the workstation, the top of workstation is provided with the depression bar that is the horizontal direction and can reciprocate, the bottom fixed mounting of depression bar has the heating wire that is used for cutting the plastic bag with electric heat cutting machine electric connection, the installation piece of two bilateral symmetry of top fixedly connected with of workstation, two be provided with the installation axle that is the horizontal direction and can reciprocate between the installation piece, the surface rotation of installation axle has cup jointed the compression roller that is used for compressing tightly the plastic bag. The utility model discloses an installation axle and the compression roller that set up between two installation pieces can guarantee that the plastic bag can not produce the fold when the cutting, has avoided the plastic bag to cut and lead to cutting the anomalous problem of shape under the state of unevenness.

Description

A hot cutting device for plastic bag production

Technical Field

The utility model belongs to the technical field of the plastic bag production, specifically be a hot cutting device for plastic bag production.

Background

Plastic bags, which are bags made of plastics (such as polypropylene, polyester, nylon, etc.) as main raw materials, are essential articles for people in daily life, are often used for containing other articles, and are widely used due to their advantages of low price, extremely light weight, large capacity, and convenient storage.

The cutting machine can be used to the plastic bag in the process of production and its shape is cut according to the demand, but at present be difficult to with the plastic bag taut or fixed when cutting, the plastic bag cuts under the state of unevenness, produced fold causes the cutting plane unevenness easily, leads to the irregular problem of plastic bag shape of cutting out to reduce the efficiency and the quality of workshop production, consequently design a hot cutting device for plastic bag production and solve this kind of problem very necessarily.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems in the prior art, the utility model provides a hot cutting device for plastic bag production.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hot cutting device for plastic bag production, includes workstation and the electric heat cutting machine of fixed mounting on the workstation, the top of workstation is provided with the depression bar that is the horizontal direction and can reciprocate, the bottom fixed mounting of depression bar has the heating wire that is used for cutting the plastic bag with electric heat cutting machine electric connection, the installation piece of two bilateral symmetry of top fixedly connected with of workstation, two be provided with the installation axle that is the horizontal direction and can reciprocate between the installation piece, the compression roller that is used for compressing tightly the plastic bag is cup jointed in the surface rotation of installation axle.

Furthermore, one side of each of the two installation blocks, which is close to each other, is provided with a sliding groove along the height direction of the installation block, two end faces of the installation shaft are fixedly connected with sliding blocks which are inserted into the corresponding sliding grooves in a sliding manner, and a pushing piece used for pushing the sliding blocks to move downwards is arranged in the sliding grooves.

Further, the pushing piece is a spring fixedly installed in the sliding groove, the top of the spring is fixedly connected with the top of the inner wall of the sliding groove, and the bottom of the spring is fixed with the surface of the sliding block.

Furthermore, the top of the workbench is fixedly connected with a fixed rod which is parallel to the pressure rod and is positioned under the pressure rod, and the top of the fixed rod is provided with a slot corresponding to the electric heating wire along the length direction.

Furthermore, the plate body that depression bar and one side fixedly connected with of ground vertically paralleled with the workstation, the top of workstation is provided with two bilateral symmetry and is vertical direction and runs through the bull stick of plate body, one of them bull stick and workstation fixed connection, another the bull stick is the lead screw and pegs graft on the plate body through the screw thread and connects on the workstation through the bearing in order to form along the rotation of horizontal plane and connect, be provided with on the workstation and be used for driving the lead screw and carry out the pivoted driving piece.

Furthermore, the driving part comprises a motor fixedly installed at the top of the workbench, the tail end of an output shaft of the motor is fixedly connected with a longitudinal driving bevel gear, and a driven bevel gear which is transverse and meshed with the driving bevel gear is fixedly sleeved on the screw rod.

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

the utility model discloses an installation axle and compression roller that set up between two installation pieces, when using the device, earlier with installation axle rebound between two installation pieces, then put the plastic bag to the bottom of compression roller, with the effect through the compression roller compresses tightly the plastic bag, the operation personnel can be taut with the plastic bag with the hand this moment, so that the tension that the plastic bag can keep when the cutting, the downstream through the depression bar again, can make the electric heat silk accomplish the cutting to the plastic bag, and thus, can guarantee that the plastic bag can not produce the fold when the cutting, avoided the plastic bag to cut under the state of unevenness and lead to cutting the anomalous problem of shape, the quality of production product has been ensured.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic perspective view of the present invention;

fig. 2 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;

fig. 3 is a schematic plan view of the present invention;

fig. 4 is a schematic view of another three-dimensional structure of the present invention;

fig. 5 is an enlarged schematic view of the structure at B in fig. 4 according to the present invention;

in the figure: 1. a work table; 2. an electric heating cutting machine; 3. a pressure lever; 4. an electric heating wire; 5. mounting blocks; 51. a chute; 6. a compression roller; 7. installing a shaft; 8. a slider; 9. a spring; 10. fixing the rod; 11. a slot; 12. a plate body; 13. a rotating rod; 14. a motor; 15. a drive bevel gear; 16. a driven bevel gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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. 1-5, a thermal cutting apparatus for plastic bag production according to the present embodiment includes a worktable 1 and an electrothermal cutting machine 2 fixedly mounted on the worktable 1, a pressure bar 3 disposed above the worktable 1 and capable of moving up and down in a horizontal direction, an electric heating wire 4 electrically connected to the electrothermal cutting machine 2 and used for cutting a plastic bag and fixedly mounted at the bottom of the pressure bar 3, two mounting blocks 5 disposed at the top of the worktable 1 and symmetrical to each other, a mounting shaft 7 disposed between the two mounting blocks 5 and capable of moving up and down in a horizontal direction, a pressure roller 6 rotatably sleeved on the surface of the mounting shaft 7 for pressing the plastic bag, when the apparatus is used, the mounting shaft 7 moves up between the two mounting blocks 5, the plastic bag is placed at the bottom of the pressure roller 6 to press the plastic bag through the action of the pressure roller 6, the operating personnel can be taut with the plastic bag by hand this moment to make the plastic bag can be at the tension that keeps when the cutting, rethread depression bar 3's downward movement, can make heating wire 4 accomplish the cutting to the plastic bag, like this, can guarantee that the plastic bag can not produce the fold when the cutting, avoided the plastic bag to cut under the state of unevenness and lead to the anomalous problem of cutting shape, ensured the quality of production product.

Regarding the specific connection mode between the mounting shaft 7 and the two mounting blocks 5, please refer to fig. 5, a sliding groove 51 is formed along the height direction of each of the two mounting blocks 5, two end surfaces of the mounting shaft 7 are fixedly connected with a sliding block 8 inserted in the corresponding sliding groove 51 in a sliding manner, and a pushing member for pushing the sliding block 8 to move downwards is arranged in the sliding groove 51, by such design, when placing a plastic bag, the press roller 6 can be lifted by hand, the mounting shaft 7 can be lifted along the height direction of the sliding groove 51, so that the plastic bag can be placed between the press roller 6 and the workbench 1, and then, through the action of the pushing member, the mounting shaft 7 can drive the press roller 6 to move in the same manner while the two sliding blocks 8 move downwards, so that the press roller 6 can press the plastic bag onto the workbench 1, it should be noted that, because the press roller 6 is rotatably sleeved on the mounting shaft 7, when the operator pulls the plastic bag, the compression roller 6 will rotate along with the movement of the plastic bag, and the design is more reasonable.

In order to push the sliding block 8 to move downwards, in some embodiments, it is proposed that the pushing member is a spring 9 fixedly installed in the sliding groove 51, a top of the spring 9 is fixedly connected with a top of an inner wall of the sliding groove 51, a bottom of the spring 9 is fixed with a surface of the sliding block 8, and the spring 9 can push the sliding block 8 downwards through its own elastic action.

Specifically, referring to fig. 1, the top of the workbench 1 is fixedly connected with a fixing rod 10 parallel to the pressing rod 3 and located under the pressing rod 3, the top of the fixing rod 10 is provided with a slot 11 corresponding to the heating wire 4 along the length direction, the plastic bag is placed at the top of the fixing rod 10 during cutting, when the pressing rod 3 descends and the heating wire 4 cuts the plastic bag, the heating wire 4 is inserted into the slot 11 to prevent the heated heating wire 4 from directly contacting with the surface of the workbench 1, and such design is more reasonable.

Referring to fig. 2 and 3, in some embodiments, in order to enable the pressing rod 3 to move up and down, a plate 12 parallel to the workbench 1 is fixedly connected to one side of the pressing rod 3 perpendicular to the ground, two rotating rods 13 which are bilaterally symmetrical and in a vertical direction and penetrate through the plate 12 are arranged at the top of the workbench 1, one rotating rod 13 is fixedly connected to the workbench 1, the other rotating rod 13 is a screw rod and is inserted into the plate 12 through threads and is connected to the workbench 1 through a bearing to form a rotating connection along a horizontal plane, a driving part for driving the screw rod to rotate is arranged on the workbench 1, when the screw rod rotates, the plate 12 can be driven to synchronously move through the matching of the threads, and since the two rotating rods 13 penetrate through the plate 12, the plate 12 cannot rotate and can only move along the rotating rods 13, the plate 12 can move up and down along with the rotation of the screw rod, so as to drive the compression bar 3 to synchronously move, and realize the cutting of the plastic bag by the electric heating wire 4.

As for the way of driving the screw rod to rotate, as shown in fig. 2, the driving member includes a motor 14 fixedly installed at the top of the worktable 1, a longitudinal driving bevel gear 15 is fixedly connected to the end of the output shaft of the motor 14, a transverse driven bevel gear 16 engaged with the driving bevel gear 15 is fixedly sleeved on the screw rod, when the output shaft of the motor 14 rotates, the driving bevel gear 15 can be driven to rotate, and the driving bevel gear 15 can drive the driven bevel gear 16 to rotate synchronously by the cooperation of teeth, so as to achieve the purpose of driving the rotating rod 13 to rotate.

In the device, all electric devices and drivers matched with the electric devices are arranged at the idle position, and all driving parts, namely power elements, the electric devices and adaptive power supplies, are connected through leads by a person skilled in the art, and specific connecting means refer to the above expression that the electric devices are electrically connected in sequence, and detailed connecting means thereof are well known in the art.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 (6)

1. The utility model provides a hot cutting device for plastic bag production, includes workstation (1) and electric heat cutting machine (2) of fixed mounting on workstation (1), its characterized in that, the top of workstation (1) is provided with depression bar (3) that is the horizontal direction and can reciprocate, the bottom fixed mounting of depression bar (3) has heating wire (4) that are used for cutting the plastic bag with electric heat cutting machine (2) electric connection, the installation piece (5) of two bilateral symmetry of top fixedly connected with of workstation (1), two be provided with between installation piece (5) and be the horizontal direction and installation axle (7) that can reciprocate, the surface rotation of installation axle (7) cup joints compression roller (6) that are used for compressing tightly the plastic bag.

2. The thermal cutting device for plastic bag production according to claim 1, wherein one side of each of the two mounting blocks (5) close to each other is provided with a sliding groove (51) along the height direction thereof, two end faces of the mounting shaft (7) are fixedly connected with sliding blocks (8) inserted in the corresponding sliding grooves (51) in a sliding manner, and a pushing member for pushing the sliding blocks (8) to move downwards is arranged in the sliding grooves (51).

3. A hot cutting apparatus for plastic bag production according to claim 2, wherein the pushing member is a spring (9) fixedly installed in the slide groove (51), the top of the spring (9) is fixedly connected with the top of the inner wall of the slide groove (51), and the bottom of the spring (9) is fixed with the surface of the slider (8).

4. The thermal cutting device for plastic bag production according to claim 1, wherein a fixing rod (10) parallel to the pressing rod (3) and located right below the pressing rod (3) is fixedly connected to the top of the working table (1), and a slot (11) corresponding to the heating wire (4) is formed in the top of the fixing rod (10) along the length direction of the fixing rod.

5. The thermal cutting device for plastic bag production according to claim 1, wherein a plate body (12) parallel to the workbench (1) is fixedly connected to one side of the pressure lever (3) perpendicular to the ground, two rotating levers (13) which are bilaterally symmetrical and in a vertical direction and penetrate through the plate body (12) are arranged at the top of the workbench (1), one of the rotating levers (13) is fixedly connected with the workbench (1), the other rotating lever (13) is a screw rod, is inserted into the plate body (12) through threads and is connected onto the workbench (1) through a bearing to form a rotating connection along a horizontal plane, and a driving piece for driving the screw rod to rotate is arranged on the workbench (1).

6. The thermal cutting device for plastic bag production according to claim 5, wherein the driving member comprises a motor (14) fixedly installed on the top of the worktable (1), a driving bevel gear (15) in a longitudinal direction is fixedly connected to the end of the output shaft of the motor (14), and a driven bevel gear (16) in a transverse direction and engaged with the driving bevel gear (15) is fixedly connected to the screw rod.

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