CN215037861U

CN215037861U - EVA foaming piece cutting device

Info

Publication number: CN215037861U
Application number: CN202121555711.7U
Authority: CN
Inventors: 沈加鹏
Original assignee: Wenzhou Zhaosheng Shoe Material Co ltd
Current assignee: Wenzhou Zhaosheng Shoe Material Co ltd
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2021-12-07
Anticipated expiration: 2031-07-08

Abstract

The utility model relates to a EVA foaming piece cutting device, it includes the frame, installs the conveying subassembly that is used for conveying EVA foaming piece in the frame and sets up the cutting element that is used for cutting EVA foaming piece in the frame, cutting element is located the top of conveying subassembly, cutting element is including setting up at the mounting bracket at frame middle part, slide the cutter that sets up on the mounting bracket, be used for driving cutter circumferential direction's cutting motor and be used for driving the cutter along horizontal direction reciprocating motion's moving member. This application has the effect that work efficiency is high.

Description

EVA foaming piece cutting device

Technical Field

The application relates to the technical field of cutting devices, in particular to an EVA (ethylene vinyl acetate) foam sheet cutting device.

Background

The EVA rubber plastic serving as a novel environment-friendly plastic foaming material has the advantages of good buffering, shock resistance, heat insulation, moisture resistance, chemical corrosion resistance and the like, can be used for manufacturing refrigerator guide pipes, gas pipes, civil engineering plates, containers and daily necessities, can also be used for manufacturing films, gaskets, medical equipment, hot-melt adhesives, cable insulation layers and the like for packaging, and has wide application.

In actual use, the EVA foaming sheet is required to be cut into a required size, and the traditional cutting mode is that workers manually cut the EVA foaming sheet by using a cutter, so that the working efficiency is low and needs to be improved.

SUMMERY OF THE UTILITY MODEL

In order to improve work efficiency, this application provides an EVA foaming piece cutting device.

The application provides a EVA foaming piece cutting device adopts following technical scheme:

the utility model provides a EVA foaming piece cutting device, includes the frame, installs the conveying subassembly that is used for conveying EVA foaming piece in the frame and sets up the cutting subassembly that is used for cutting EVA foaming piece in the frame, cutting subassembly is located the top of conveying subassembly, cutting subassembly is including setting up at the mounting bracket at frame middle part, slide the cutter that sets up on the mounting bracket, be used for driving cutter circumferential direction's cutting motor and be used for driving the cutter along horizontal direction reciprocating motion's moving member.

Through adopting above-mentioned technical scheme, when cutting the EVA foaming piece, transmit the EVA foaming piece to the cutting assembly through the conveying subassembly, when waiting of EVA foaming piece cut the position and move to and align with the cutter after, utilize cutting motor drive cutter to rotate earlier, reuse moving member drives about cutter horizontal movement again to make the cutter in the rotation cut the EVA foaming piece. Compared with a manual cutting mode, the cutting mode has the advantages of higher working efficiency and cutting precision, better finished product quality and strong practicability.

Optionally, the moving member includes a servo motor arranged on the mounting frame, a lead screw fixedly connected with an output shaft of the servo motor, and a moving block screwed on the lead screw, the lead screw is rotatably connected to the mounting frame, and the cutting motor is connected to the moving block.

Through adopting above-mentioned technical scheme, servo motor can drive the lead screw and rotate, and then makes the movable block drive cutting motor and cutter horizontal migration, and the workman only need control and be used for controlling servo motor output shaft pivoted control switch, alright realize the horizontal motion of cutter, and is easy and simple to handle. In addition, the moving range of the moving block can be adjusted by changing the starting state of the servo motor during actual operation, so that the EVA foaming sheet can be cut into different widths.

Optionally, a sliding groove extending in the vertical direction is formed in the side surface of the moving block, a sliding block is slidably arranged in the sliding groove, a moving cylinder for driving the sliding block to vertically move is arranged on the moving block, a piston rod of the moving cylinder is fixedly connected with the sliding block, and the cutting motor is mounted on the sliding block.

By adopting the technical scheme, when the piston rod of the movable air cylinder stretches, the sliding block, the cutting motor and the cutter can vertically move, so that on one hand, when the cutter is not used, the cutter can be moved to the position above the EVA foaming sheet, and therefore the occupied space of the cutting assembly in the horizontal direction is reduced; on the other hand, in the cutting process, a worker can control the height of the cutter in the vertical direction through the movable air cylinder so as to adjust the cutting depth of the EVA foaming sheet by the cutter.

Optionally, the cross sections of the sliding block and the sliding groove are both trapezoidal, and one end of the sliding block close to the cutting motor is a small end.

By adopting the technical scheme, when the sliding block moves along the vertical direction, the sliding groove plays a role in guiding, so that the stability of the sliding block, the cutting motor and the cutter during movement is improved; the cross section of slider and spout is trapezoidal, can effectively block the slider level and shift out the spout, has improved the cooperation effect between them.

Optionally, the conveying assembly comprises two conveying belts arranged at intervals and conveying pieces used for driving the two conveying belts to transmit at the same side, a yielding channel is formed between the two conveying belts, and the yielding channel is located under the cutter.

Through adopting above-mentioned technical scheme, the bottom that the passageway of stepping down can supply the cutter stretches into, not only can ensure the cutter and cut off the EVA foaming piece completely, still makes the cutter can not cause the damage to the conveyer belt.

Optionally, be provided with the link in the frame, install the lapse cylinder on the link, the piston rod of lapse cylinder is towards the upside and is fixed with the push pedal, the push pedal is arranged in the passageway of stepping down, and the top of push pedal can move to the top parallel and level with the conveyer belt under the effect of lapse cylinder.

Through adopting above-mentioned technical scheme, when conveying the EVA foaming piece, utilize to pass the cylinder and make the top of push pedal move to with the top parallel and level of conveyer belt, the push pedal plays the effect of auxiliary stay EVA foaming piece this moment, has increased the bearing area of EVA foaming piece for the EVA foaming piece is difficult for falling into in transmission process and lets the passageway. When cutting the EVA foaming piece, utilize and pass the cylinder and make the top of push pedal move to the top that is less than the conveyer belt, the bottom that the passageway of stepping down can supply the cutter this moment stretches into to the cutter cuts the EVA foaming piece.

Optionally, two sets of pressing parts are connected to the upper side of the pushing plate, the two sets of pressing parts are located on two sides of the yielding channel respectively and are used for pressing portions, located on two sides of the yielding channel, of the EVA foaming sheet respectively, a through hole is formed in the middle of each pressing part, the bottom of each through hole is communicated with the conveying belt, the width of each through hole is not smaller than that of each conveying belt, and the EVA foaming sheet can penetrate through the through holes.

By adopting the technical scheme, when the top end of the push plate is flush with the top end of the conveyor belt, the through hole can be used for the EVA foaming sheet to pass through; when the push plate is driven to move downwards by the push cylinder, the pressing piece moves downwards along with the push plate, and the top wall of the through hole is enabled to press the EVA foaming sheet. The parts of the EVA foaming sheet on the two sides of the abdicating channel are respectively compressed and positioned by the pressing piece, so that the stability of the EVA foaming sheet during cutting is improved, the cutting effect is good, and the quality of a finished product is high.

Optionally, the pressing part comprises two vertical plates which are arranged oppositely and a transverse plate which is arranged between the two vertical plates, the through hole is formed by enclosing the vertical plates and the transverse plate, and two ends of the transverse plate are detachably connected with the vertical plates through a group of fastening pieces respectively.

By adopting the technical scheme, when the push plate moves downwards, the transverse plate is pressed on the EVA foaming sheet to compress the EVA foaming sheet. The diaphragm can be dismantled with the riser, not only has the effect of making things convenient for carrying alone after the split, still can be through the different diaphragms of the vertical thickness of assembly during the equipment to the EVA foaming piece of different thickness of adaptation processing, the practicality is strong.

Optionally, the fastening member includes a fastening bolt, the vertical plate is provided with a plurality of fastening holes along the vertical direction for the fastening bolt to pass through, and the lateral wall of the transverse plate is provided with a fastening screw hole in threaded fit with the fastening bolt.

Through adopting above-mentioned technical scheme, the diaphragm passes through fastening bolt with the riser and is connected, and joint strength between them is high, easy dismounting. During assembly, the fastening bolt can penetrate through the fastening holes with different heights to change the mounting height of the transverse plate, so that the EVA foaming sheets with different thicknesses can be processed.

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

1. when the EVA foaming sheet is cut, the conveying belt can convey the EVA foaming sheet to the cutter, the cutter can be driven by the cutting motor to rotate at a high speed, and the cutter can be driven by the moving member to reciprocate along the horizontal direction, so that the EVA foaming sheet is automatically cut by the rotating cutter, the working efficiency is high, and the cutting effect is good;

2. the yielding channel can be used for the bottom of the cutter to extend into, so that the cutter cannot damage the conveyor belt when cutting the EVA foaming sheet; when the top end of the push plate is moved to be flush with the conveyor belt, the push plate plays a role in supporting the EVA foaming sheet so as to prevent the EVA foaming sheet from moving to the abdication channel;

3. the two groups of pressing pieces are used for respectively pressing the parts of the EVA foaming sheets, which are positioned on the two sides of the yielding channel, so that the stability of the EVA foaming sheets in the working process of the cutter is improved, and the quality of finished products is high.

Drawings

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

FIG. 2 is a schematic structural view of an embodiment of the present application with the frame, the connecting frame, and the cutting assembly removed.

Fig. 3 is a schematic view of a partial explosion of the pressing member in the embodiment of the present application.

Fig. 4 is a schematic structural diagram of a cutting assembly in an embodiment of the present application.

Description of reference numerals:

1. a frame; 11. a connecting frame; 2. a transfer assembly; 21. a conveyor belt; 22. a conveying member; 221. a transfer motor; 222. a driving wheel; 223. a driven wheel; 23. a yielding channel; 3. a cutting assembly; 31. a mounting frame; 311. a limiting groove; 32. a cutter; 33. cutting the motor; 34. a moving member; 341. a servo motor; 342. a screw rod; 343. a moving block; 344. a moving cylinder; 345. a slider; 346. a chute; 4. a pushing cylinder; 41. pushing the plate; 5. a pressing member; 51. a vertical plate; 511. a fastening hole; 52. a transverse plate; 521. fastening screw holes; 53. a through hole; 6. and fastening the bolt.

Detailed Description

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

The embodiment of the application discloses EVA foaming piece cutting device. Referring to fig. 1, the EVA foam sheet cutting device includes a frame 1, a conveying assembly 2 mounted on the frame 1, and a cutting assembly 3 mounted on the frame 1, the cutting assembly 3 is located above the conveying assembly 2, wherein the conveying assembly 2 is used for conveying EVA foam sheets, and the cutting assembly 3 is used for cutting EVA foam sheets.

Referring to fig. 2, the conveying assembly 2 includes two conveying belts 21 distributed along a horizontal direction and conveying members 22 respectively used for driving the two conveying belts 21 to transmit to the same side, each conveying member 22 includes a conveying motor 221 fixedly connected to the frame 1, a driving wheel 222 and a driven wheel 223 rotatably connected to the frame 1, the driving wheel 222 is fixedly connected to an output shaft of the conveying motor 221, and the conveying belts 21 are annular and have two ends respectively tightly sleeved on outer sides of the driving wheel 222 and the driven wheel 223. When the transmission motor 221 is started, the driving wheel 222 rotates along with the output shaft of the transmission motor 221, so that the transmission belt 21 and the driven wheel 223 rotate, and the transmission belt 21 transmits the EVA foaming sheet placed thereon to one side.

Referring to fig. 2, two conveyor belts 21 are arranged at intervals along the conveying direction of the EVA foaming sheet, an abdicating channel 23 is formed between the two conveyor belts 21, and the abdicating channel 23 is located right below the cutting assembly 3. The EVA foaming sheet to be cut is placed on one of the conveyor belts 21 and conveyed to the abdication channel 23 by the conveyor belts 21, when the position to be cut of the EVA foaming sheet is moved to the position below the cutting component 3, the EVA foaming sheet is cut by the cutting component 3, and the cut EVA foaming sheet is conveyed to one side by the other conveyor belt 21.

Referring to fig. 1, a connecting frame 11 is fixedly arranged on a machine frame 1, a pushing cylinder 4 is arranged on the connecting frame 11, a cylinder barrel of the pushing cylinder 4 is fixed on the connecting frame 11, a piston rod of the pushing cylinder 4 faces the upper side and is fixed with a push plate 41, and the push plate 41 is positioned in a yielding channel 23. When the piston rod of the pushing cylinder 4 extends, the top end of the pushing plate 41 is flush with the top end of the conveyor belt 21, and the pushing plate 41 plays a role in assisting in supporting the EVA foaming sheet, so that the EVA foaming sheet is not easy to enter the abdicating channel 23 in the conveying process.

Referring to fig. 2 and 3, two sets of pressing members 5 are disposed on the upper side of the pushing plate 41, and the two sets of pressing members 5 are respectively located on two sides of the abdicating channel 23 along the feeding direction of the conveyor belt 21. Each group of pressing parts 5 comprises two opposite vertical plates 51 and a transverse plate 52 connected between the two vertical plates 51, and two ends of the transverse plate 52 are detachably connected with the vertical plates 51 through a group of fasteners. The fastener in this embodiment includes the fastening bolt 6, and the side of the riser 51 near the horizontal plate 52 is provided with a plurality of fastening holes 511 that distribute along the vertical direction, and the internal diameter of the fastening hole 511 is slightly greater than the pole portion diameter of the fastening bolt 6, and the lateral wall of the horizontal plate 52 near the riser 51 is provided with the fastening screw hole 521 that is in threaded fit with the fastening bolt 6. When the pressing member 5 is assembled, the fastening bolt 6 passes through one of the fastening holes 511 and then is in threaded connection with the fastening screw hole 521, so that the transverse plate 52 and the vertical plate 51 can be relatively fixed, and the connecting strength is high.

Referring to fig. 2, a through hole 53 is formed between the horizontal plate 52 and the two vertical plates 51 in the same set of pressing members 5, and the bottom of the through hole 53 is communicated with the conveyor belt 21. The interval of two risers 51 is greater than the width of conveyer belt 21 for the width of through-hole 53 is greater than the width of conveyer belt 21, and when the vertical interval of diaphragm 52 and conveyer belt 21 was greater than the thickness of EVA foaming piece, the EVA foaming piece can pass in the through-hole 53. When the pushing cylinder 4 drives the pushing plate 41 to move downwards, the pressing piece 5 moves downwards synchronously, so that the transverse plate 52 presses the part of the EVA foaming sheet close to the abdicating channel 23, and the stability and the finished product quality of the EVA foaming sheet during the working of the cutting assembly 3 are improved.

Referring to fig. 1 and 4, the cutting assembly 3 includes a mounting frame 31, a cutter 32, a cutting motor 33 and a moving member 34, the mounting frame 31 is fixedly disposed above the middle portion of the rack 1, and the moving member 34 is disposed on the mounting frame 31 and used for driving the cutter 32 to reciprocate along the horizontal direction. The moving member 34 includes a servo motor 341 fixedly disposed on the mounting frame 31, a screw rod 342 fixedly connected to an output shaft of the servo motor 341, and a moving block 343 threadedly connected to the screw rod 342, the screw rod 342 is horizontally disposed and rotatably connected to the mounting frame 31, and a length direction of the screw rod 342 is parallel to a width direction of the conveyor belt 21. In order to limit the moving block 343 to rotate along with the lead screw 342, a horizontally extending limiting groove 311 is formed in the mounting bracket 31, the extending direction of the limiting groove 311 is parallel to the length direction of the lead screw 342, and the top end of the moving block 343 is slidably disposed in the limiting groove 311. When the servo motor 341 works, the screw rod 342 rotates synchronously with the output shaft of the servo motor 341, so that the moving block 343 moves horizontally along the length direction of the screw rod 342.

Referring to fig. 4, a moving cylinder 344 is disposed on a side wall of the moving block 343, a cylinder of the moving cylinder 344 is fixed to the moving block 343, a slider 345 is fixed to a piston rod of the moving cylinder 344 facing downward, and the slider 345 can vertically move along with the piston rod of the moving cylinder 344 when the piston rod extends and contracts. In order to improve the stability of the sliding block 345 during movement, a sliding groove 346 extending in the vertical direction is formed in the side surface of the moving block 343, the sliding block 345 is slidably arranged in the sliding groove 346, and the sliding groove 346 plays a role in guiding when the sliding block 345 moves. In order to limit the sliding block 345 from moving out of the sliding groove 346 in the horizontal direction, in this embodiment, the cross sections of the sliding block 345 and the sliding groove 346 are both set to be trapezoidal, one end of the sliding block 345 exceeds the moving block 343, and the end of the sliding block 345 exceeding the moving block 343 is a small end.

Referring to fig. 4, the cutting motor 33 is installed on the sliding block 345, the output shaft is horizontally disposed, the central axis of the output shaft of the cutting motor 33 is collinear with the central axis of the cutter 32, and the cutter 32 is fixedly connected with the output shaft of the cutting motor 33. The cutting motor 33 can drive the cutter 32 to rotate at a high speed, so that the cutter 32 can also polish and cut the section when cutting the EVA foaming sheet, and the cutting effect of the cutter 32 on the EVA foaming sheet is improved. In order to avoid damage to the conveyor belt 21 when the cutter 32 works, the cutter 32 in this embodiment is disposed right above the yielding channel 23, and a gap for the bottom of the cutter 32 to extend into is formed between the frame 1 and the yielding channel 23. When the top end of the push plate 41 moves below the top end of the conveyor belt 21, the relief passage 23 allows the bottom of the cutter 32 to extend into it.

The implementation principle of the EVA foaming piece cutting device in the embodiment of the application is as follows: when the EVA foaming sheet is cut, the piston rod of the pushing cylinder 4 is extended, so that the top end of the pushing plate 41 is moved to be flush with the top end of the conveyor belt 21. Then, the EVA foam sheet is placed on one of the conveyor belts 21, and after the conveyor motor 221 is started, the conveyor belt 21 can convey the EVA foam sheet to the abdicating channel 23. When the position to be cut of the EVA foaming sheet moves to the position right above the yielding channel 23, the EVA foaming sheet is stopped being conveyed, and the piston rod of the pushing cylinder 4 is shortened, so that the transverse plates 52 of the two groups of pressing pieces 5 are respectively pressed on the EVA foaming sheet. Then, the moving cylinder 344 is used for driving the sliding block 345 to move downwards, so that the bottom end of the cutting knife 32 moves to be lower than the EVA foaming sheet, and then the cutting motor 33 is used for driving the cutting knife 32 to rotate at a high speed. Then, the servo motor 341 is started to reciprocate the cutter 32 in the horizontal direction and cut the EVA foamed sheet, and the cut EVA foamed sheet is conveyed to one side by the other conveyor belt 21. Compared with a manual cutting mode of workers, the cutting mode has the advantages of simplicity and convenience in operation, high working efficiency, low labor intensity and good finished product quality.

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 EVA foaming piece cutting device which characterized in that: including frame (1), install conveying assembly (2) that are used for conveying EVA foaming piece and setting cutting assembly (3) that are used for cutting EVA foaming piece on frame (1) in frame (1), cutting assembly (3) are located the top of conveying assembly (2), cutting assembly (3) including setting up mounting bracket (31) at frame (1) middle part, slide cutter (32) of setting on mounting bracket (31), be used for driving cutter (32) circumferential direction's cutting motor (33) and be used for driving cutter (32) along horizontal direction reciprocating motion's moving member (34).

2. The EVA foam sheet cutting device according to claim 1, wherein: the moving piece (34) comprises a servo motor (341) arranged on the mounting frame (31), a lead screw (342) fixedly connected with an output shaft of the servo motor (341) and a moving block (343) in threaded connection with the lead screw (342), the lead screw (342) is rotatably connected to the mounting frame (31), and the cutting motor (33) is connected to the moving block (343).

3. The EVA foam sheet cutting device according to claim 2, wherein: a sliding groove (346) extending in the vertical direction is formed in the side face of the moving block (343), a sliding block (345) is arranged in the sliding groove (346) in a sliding mode, a moving cylinder (344) used for driving the sliding block (345) to vertically move is arranged on the moving block (343), a piston rod of the moving cylinder (344) is fixedly connected with the sliding block (345), and the cutting motor (33) is installed on the sliding block (345).

4. The EVA foam sheet cutting device according to claim 3, wherein: the cross sections of the sliding block (345) and the sliding groove (346) are both trapezoidal, and one end, close to the cutting motor (33), of the sliding block (345) is a small end.

5. The EVA foam sheet cutting device according to claim 1, wherein: conveying subassembly (2) include conveyer belt (21) that two intervals set up and be used for driving two conveyer belts (21) respectively to homonymy driven conveying piece (22), are formed with between two conveyer belts (21) and give way passageway (23), give way passageway (23) and be located cutter (32) under.

6. The EVA foam sheet cutting device according to claim 5, wherein: be provided with link (11) on frame (1), install on link (11) and pass cylinder (4), the piston rod of passing cylinder (4) is towards the upside and is fixed with push pedal (41), push pedal (41) are arranged in the passageway of stepping down (23), and the top of push pedal (41) can move to the top parallel and level with conveyer belt (21) under the effect of passing cylinder (4).

7. The EVA foam sheet cutting device according to claim 6, wherein: the upper side of push pedal (41) is connected with two sets of holding-down parts (5), and two sets of holding-down parts (5) are located the both sides of abdicating passageway (23) respectively, are used for compressing tightly the EVA foaming piece respectively and lie in the part of abdicating passageway (23) both sides, through hole (53) of bottom and conveyer belt (21) intercommunication are seted up at the middle part of holding-down part (5), the width of through hole (53) is not less than the width of conveyer belt (21), the EVA foaming piece can pass in through hole (53).

8. The EVA foam sheet cutting device according to claim 7, wherein: the pressing piece (5) comprises two vertical plates (51) which are arranged oppositely and a transverse plate (52) arranged between the two vertical plates (51), the through hole (53) is formed by enclosing the vertical plates (51) and the transverse plate (52), and two ends of the transverse plate (52) are detachably connected with the vertical plates (51) through a set of fastening pieces respectively.

9. The EVA foam sheet cutting device according to claim 8, wherein: the fastening piece comprises fastening bolts (6), a plurality of fastening holes (511) for the fastening bolts (6) to penetrate through are formed in the vertical plate (51) along the vertical direction, and fastening screw holes (521) matched with the fastening bolts (6) in a threaded mode are formed in the side wall of the transverse plate (52).