CN212245549U

CN212245549U - Forming cutting machine for EVA (ethylene vinyl acetate) sheet

Info

Publication number: CN212245549U
Application number: CN202020261457.9U
Authority: CN
Inventors: 袁万青
Original assignee: Zhangjiagang Hongsheng Rubber Plastic Products Co ltd
Current assignee: Zhangjiagang Hongsheng Rubber Plastic Products Co ltd
Priority date: 2020-03-05
Filing date: 2020-03-05
Publication date: 2020-12-29
Anticipated expiration: 2030-03-05

Abstract

The utility model discloses a shaping cutting machine for EVA sheet, including feed mechanism, conveying mechanism, the cutting mechanism that sets gradually. The feeding mechanism comprises a feeding rack, and a winding roller assembly wound with EVA sheets is arranged on the feeding rack. Conveying mechanism is including being located feed mechanism, decide the conveying platform between the mechanism, conveying platform is close to it is equipped with the spacing subassembly that is used for restricting the EVA sheet removal to decide one side of mechanism. The limiting component comprises upright rods symmetrically arranged on two sides of the conveying platform, a limiting rod capable of moving up and down is arranged between the upright rods, and a pressing surface used for pressing on the EVA sheet is arranged at the lower end of the limiting rod. The feeding rack is also provided with an adjusting assembly used for adjusting the conveying stroke of the EVA sheets to match the limiting assembly. The utility model discloses a removal when shaping cutting machine has avoided the EVA sheet to cut has improved the accuracy nature that cuts.

Description

Forming cutting machine for EVA (ethylene vinyl acetate) sheet

Technical Field

The utility model relates to a EVA sheet processing field especially relates to a shaping cutting machine for EVA sheet.

Background

The EVA sheet is prepared by taking EVA, low-density polyethylene, foaming agent and the like as raw materials, carrying out banburying, carrying out mould pressing foaming in a high-temperature foaming furnace to form a thick sheet, and carrying out shaping, splitting, post-treatment and the like. In the contour machining of EVA sheet, need use the cutting machine to decide the shaping to it, but current cutting machine is at the pay-off and decide and lack effectual stop device between the station, and the cutting machine is deciding the operation time, and the pay-off station still has the trend to deciding the station and carry the sheet, and then leads to the sheet to remove, cuts the problem of dislocation.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model aims to provide a shaping cutting machine for EVA sheet through improving the structure of shaping cutting machine, has avoided the removal when EVA sheet cuts, has improved the accuracy nature of cutting.

In order to achieve the above purpose, the utility model discloses a technical scheme is: the utility model provides a shaping cutting machine for EVA sheet, is including feed mechanism, conveying mechanism, the cutting mechanism that sets gradually. The feeding mechanism comprises a feeding rack, and a winding roller assembly wound with EVA sheets is arranged on the feeding rack. Conveying mechanism is including being located feed mechanism, decide the conveying platform between the mechanism, conveying platform is close to it is equipped with the spacing subassembly that is used for restricting the EVA sheet removal to decide one side of mechanism. The limiting component comprises upright rods symmetrically arranged on two sides of the conveying platform, a limiting rod capable of moving up and down is arranged between the upright rods, and a pressing surface used for pressing on the EVA sheet is arranged at the lower end of the limiting rod. The feeding rack is also provided with an adjusting assembly used for adjusting the conveying stroke of the EVA sheets to match the limiting assembly.

The beneficial effects of the utility model reside in that: conveying the EVA sheet unreeled by the roller assembly to a cutting mechanism through a conveying platform for molding and cutting; the limiting assembly is arranged, so that the cutting mechanism can effectively inhibit the EVA sheet from moving on the conveying platform when cutting the EVA sheet, the cutting stability is ensured, and the cutting accuracy is improved; when the pressing surface is pressed against the EVA sheet, the conveying stroke of the EVA sheet is adjusted through the adjusting assembly so as to inhibit the conveying of the EVA sheet to the conveying platform, so that the accumulation of the EVA sheet on the conveying platform is avoided, and the conveying stability of the EVA sheet is ensured.

Further, the adjusting assembly comprises a pair of swing rods arranged in parallel. One end of each of the oscillating bars is connected with a regulating roller capable of freely oscillating, and the other end of each of the oscillating bars is connected with a fixed part fixedly connected to the feeding frame. After being unreeled by the roller component, the EVA sheets bypass the lower end of the adjusting roller and then enter the conveying platform. The conveying path of the EVA sheet is increased or reduced by the up-and-down swinging of the adjusting roller; when the gag lever post supported and pressed on the EVA sheet, the winding up roller subassembly still had the trend of carrying the EVA sheet to conveying platform, and at this moment, the adjusting roller is swung downwards under the dead weight effect, and the transportation stroke of increase EVA sheet between winding up roller subassembly and conveying platform to slow down the EVA sheet and carry on to conveying platform, avoid the EVA sheet to lead to its piling up on conveying platform because of the spacing of gag lever post.

Further, the fixing part comprises a pair of fixing shaft sleeves fixedly connected to the feeding frame, and a rotatable roller shaft is sleeved between the pair of fixing shaft sleeves; the roll shaft and the adjusting roll are arranged in parallel, and the side wall of the roll shaft is provided with an embedded groove for the swing rod to be embedded in. When the adjusting roller swings, the swing rod swings along with the adjusting roller, and then the roller shaft is driven to rotate along the fixed shaft sleeve; the swinging fulcrum is provided for the swinging of the adjusting roller through the swinging rod, the fixed shaft sleeve and the roller shaft.

Furthermore, a limiting stop lever for limiting the swing range of the swing rod is further arranged on the feeding rack.

Further, the inner side of the vertical rod is provided with a sliding groove. The limiting rod comprises a rod body internally provided with a driving part, the lower end of the rod body is provided with the pressing surface, and the two ends of the rod body are provided with sliding blocks matched with the sliding grooves. The stability of body of rod removal has been improved through the cooperation of spout and slider.

Further, a guide roller assembly is further arranged on one side, close to the feeding mechanism, of the conveying platform, the guide roller assembly comprises side rods mounted on two sides of the conveying platform, and a plurality of adjusting holes used for adjusting the mounting heights of the side rods are formed in the lower end portions of the side rods. And guide rollers are connected between the upper end parts of the side rods, and a conveying channel for the EVA sheets to pass through is defined between the guide rollers and the conveying platform. The EVA sheets are pulled by the guide roller assembly to enter the conveying platform, and the height of the guide roller can be conveniently adjusted according to the thickness of the EVA sheets through the adjusting holes capable of adjusting the installation height of the side rods.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a partial enlarged view of portion A of FIG. 1;

fig. 3 is a schematic perspective view of a feeding mechanism according to an embodiment of the present invention;

fig. 4 is a schematic perspective view of an adjusting assembly according to an embodiment of the present invention.

In the figure:

1-a feeding mechanism; 11-a feeding rack; 12-a winding roller; 13-oscillating bar; 14-a regulating roller; 15-fixing the shaft sleeve; 16-a roll shaft; 17-a limit stop lever; 2-a conveying mechanism; 21-a conveying platform; 22-upright stanchion; 221-a chute; 23-a limiting rod; 231-a rod body; 232-a slide block; 24-side bar; 241-adjusting holes; 25-a guide roller; 3-cutting mechanism; 31-worktop.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Examples

Referring to the attached drawings 1-2, the utility model discloses a shaping cutting machine for EVA sheet, including feed mechanism 1, conveying mechanism 2, the cutting mechanism 3 that sets gradually. Feed mechanism 1 includes feed frame 11, be equipped with the winding up roller subassembly that has the EVA sheet around rolling up on feed frame 11. Conveying mechanism 2 is including being located feed mechanism 1, decide conveying platform 21 between the mechanism 3, conveying platform 21 is close to it is equipped with the spacing subassembly that is used for restricting the EVA sheet removal to decide one side of mechanism 2. The limiting component comprises upright rods 22 symmetrically arranged on two sides of the conveying platform 21, a limiting rod 23 capable of moving up and down is arranged between the upright rods 22, and the lower end of the limiting rod 23 is provided with a pressing surface used for pressing against the EVA sheet. The feeding frame 11 is also provided with an adjusting assembly used for adjusting the conveying stroke of the EVA sheets to match the limiting assembly.

Conveying the EVA sheet unwound by the winding roller assembly to a cutting mechanism through a conveying platform 21 for molding and cutting; due to the arrangement of the limiting assembly, the cutting mechanism 3 can effectively inhibit the EVA sheet from moving on the conveying platform 21 when cutting the EVA sheet, so that the cutting stability is ensured, and the cutting accuracy is improved; when the pressing surface is pressed against the EVA sheet, the conveying stroke of the EVA sheet is adjusted through the adjusting assembly so as to inhibit the conveying of the EVA sheet to the conveying platform 21, so that the accumulation of the EVA sheet on the conveying platform 21 is avoided, and the conveying stability of the EVA sheet is ensured.

Referring to fig. 3, the winding roller assembly includes a winding roller 12 installed on the feeding frame 11, one side of the winding roller 12 is connected to a servo motor fixedly connected to the feeding frame 11, and a rolled EVA sheet is wound on the winding roller.

Referring to fig. 3-4, the adjusting assembly is located below the winding roller assembly and includes a pair of swing rods 13 arranged in parallel. One end of each of the pair of swing rods 13 is connected to a freely swingable adjusting roller 14, and the other end is connected to a fixing portion fixedly connected to the feeder frame 11. The fixing portion comprises a pair of fixing shaft sleeves 15 fixedly connected to the feeding rack 11, and a rotatable roller shaft 16 is sleeved between the pair of fixing shaft sleeves 15. The roll shaft 16 and the adjusting roll 14 are arranged in parallel, and an embedding groove for the swing rod 13 to be embedded is formed in the side wall of the roll shaft. After being unreeled by the reeling roller 12, the EVA sheet bypasses the lower end of the adjusting roller 14 and then enters the conveying platform 21. When the EVA sheet reaches the designated cutting position, the limiting rod 23 can move downwards and abut against the EVA sheet on the conveying platform 21, the winding roller 12 still has a tendency of conveying the EVA sheet to the conveying platform 21 and is in a loose state around the EVA sheet arranged at the lower end of the adjusting roller 12, at the moment, the adjusting roller 12 swings downwards under the action of self weight and drives the EVA sheet to move downwards so as to increase the conveying stroke of the EVA sheet between the winding roller 12 and the conveying platform 21, further, the conveying of the EVA sheet to the conveying platform 21 is slowed down, and the EVA sheet is prevented from being accumulated on the conveying platform 21 due to the limiting of the limiting rod 23. Preferably, the feeding frame 11 is further provided with a limiting stop lever 17 for limiting the swing range of the swing lever 13. The swing range of the adjusting roller 14 is indirectly limited through the arrangement of the limit stop lever 17, and the adjusting range of the stroke of the EVA sheet is further limited.

Referring to fig. 2, the inner side of the upright 22 is provided with a sliding groove 221. The limiting rod 23 comprises a rod body 231 with a built-in driving part, the lower end of the rod body 231 is provided with the pressing surface, and the two ends of the rod body are provided with sliding blocks 232 matched with the sliding grooves 221. The driving piece is a rodless cylinder. The up-and-down movement of the rod body 231 is realized through the arrangement of the rodless cylinder, and the stability of the movement of the rod body 231 is improved through the matching of the sliding groove 221 and the sliding block 232.

Referring to fig. 1, a guide roller assembly is further disposed on one side of the conveying platform 21 close to the feeding mechanism 1, the guide roller assembly includes side bars 24 mounted on both sides of the conveying platform 21, and lower ends of the side bars 24 are respectively provided with a plurality of adjusting holes 241 distributed up and down for adjusting the mounting height of the side bars 24. And mounting holes matched with any one of the adjusting holes 241 are respectively formed in two sides of the conveying platform 21. A guide roller 25 is connected between the upper end portions of the pair of side bars 24, and a conveying channel for the EVA sheet to pass through is defined between the guide roller 25 and the conveying platform 21. The EVA sheet is pulled to enter the conveying platform 21 through the guide roller assembly, and the height of the guide roller 25 is conveniently adjusted according to the thickness of the EVA sheet through the adjusting holes 241 capable of adjusting the installation height of the side rods 24.

Decide mechanism 3 and include and be located same level's table surface 31 with conveying platform 21, be equipped with the last sword module that can reciprocate on table surface 31. When the conveying platform 21 conveys the EVA sheet to the work table 31, the EVA sheet can be cut into a specific shape by the action of the upper cutter module. It should be noted that the upper blade module in this embodiment is the prior art, and is not described in detail in this embodiment.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. A forming and cutting machine for EVA sheets comprises a feeding mechanism (1), a conveying mechanism (2) and a cutting mechanism (3) which are arranged in sequence; the feeding mechanism (1) comprises a feeding rack (11), and a winding roller assembly wound with an EVA sheet is arranged on the feeding rack (11); the method is characterized in that: the conveying mechanism (2) comprises a conveying platform (21) positioned between the feeding mechanism (1) and the cutting mechanism (3), and a limiting assembly used for limiting the movement of the EVA sheets is arranged on one side, close to the cutting mechanism (3), of the conveying platform (21); the limiting assembly comprises upright posts (22) symmetrically arranged on two sides of the conveying platform (21), a limiting rod (23) capable of moving up and down is arranged between the upright posts (22), and a pressing surface used for pressing against the EVA sheet is arranged at the lower end of the limiting rod (23); the feeding rack (11) is also provided with an adjusting assembly used for adjusting the conveying stroke of the EVA sheets to match the limiting assembly.

2. The form cutting machine of claim 1, wherein: the adjusting component comprises a pair of swing rods (13) arranged in parallel; one ends of the swing rods (13) are connected with an adjusting roller (14) capable of swinging freely, and the other ends of the swing rods are connected with a fixed part fixedly connected on the feeding rack (11); after being unreeled by the roller component, the EVA sheets bypass the lower end of the adjusting roller (14) and then enter the conveying platform (21).

3. The form cutting machine of claim 2, wherein: the fixing part comprises a pair of fixing shaft sleeves (15) fixedly connected to the feeding rack (11), and a rotatable roller shaft (16) is sleeved between the pair of fixing shaft sleeves (15); the roll shaft (16) and the adjusting roll (14) are arranged in parallel, and the side wall of the roll shaft is provided with an embedded groove for the swing rod (13) to be embedded.

4. The form cutting machine of claim 2, wherein: and the feeding rack (11) is also provided with a limiting stop lever (17) for limiting the swing range of the swing rod (13).

5. The form cutter of any one of claims 1 to 4, wherein: a sliding groove (221) is formed in the inner side of the vertical rod (22); the limiting rod (23) comprises a rod body (231), the lower end of the rod body (231) is provided with the pressing surface, and the two ends of the rod body are provided with sliding blocks (232) matched with the sliding grooves (221).

6. The form cutting machine of claim 1, wherein: one side of the conveying platform (21), which is close to the feeding mechanism (1), is also provided with a guide roller assembly, the guide roller assembly comprises side rods (24) which are arranged on two sides of the conveying platform (21), and the lower end parts of the side rods (24) are respectively provided with a plurality of adjusting holes (241) for adjusting the installation height of the side rods (24); a guide roller (25) is connected between the upper end parts of the side bars (24), and a conveying channel for EVA sheets to pass through is defined between the guide roller (25) and the conveying platform (21).