CN216474187U - Automatic grey cloth cutting device - Google Patents

Abstract

The utility model relates to an automatic cutting device of grey cloth is published, include: a frame; the cloth cutting device comprises a cutting mechanism arranged on a rack, a tensioning mechanism arranged on the front side of the cutting mechanism, a grey cloth fixing mechanism arranged between the cutting mechanism and the tensioning mechanism, and a cloth clamping mechanism arranged on the rear side of the cutting mechanism, wherein the tensioning mechanism comprises a tensioning support fixed on the rack, two lower rollers rotatably mounted on the tensioning support, and an upper roller unit mounted on the tensioning support, a support sliding groove longitudinally arranged is formed on the tensioning support, the upper roller unit comprises a roller shaft, two roller shaft sliding blocks respectively fixed at two ends of the roller shaft, and an upper roller rotatably mounted on the roller shaft, the two roller shaft sliding blocks are respectively slidably mounted in the two support sliding grooves, and the upper end of each roller shaft sliding block is connected with the upper wall of the corresponding support sliding groove through an elastic assembly; the utility model discloses an automatic cutting device of grey cloth can guarantee that the cutting size of grey cloth has better degree of accuracy and homogeneous.

Description

Automatic cutting device of grey cloth

Technical Field

The utility model relates to the technical field of textile machinery, concretely relates to automatic cutting device of grey cloth.

Background

In sewing processing enterprises, cutting cloth is an important step, especially when making articles like curtains, bed sheets and the like, the grey cloth needs to be cut into a proper size, and the existing mode is as follows: the cloth is through cutting the track and pressing from both sides the clamp and get the cloth head and remove suitable length after, drive cutting tool just cuts off the cloth after walking on the track, then the cutter returns and waits for the cutting next time, and the cloth of excision falls to on the blanking track, but adopts above-mentioned mode to have following problem, and at the in-process that the cloth removed, the cloth is because the effect of gravity, and the cloth rear side is in the lax state to the cloth length that leads to cutting out is inaccurate, consequently needs a structure to solve above-mentioned problem.

Disclosure of Invention

In order to overcome the technical problem, the utility model aims to provide an automatic cutting device of grey cloth can guarantee that the cutting size of grey cloth has better degree of accuracy and homogeneity.

The purpose of the utility model can be realized by the following technical scheme:

an automatic grey fabric cutting device, comprising: a frame; a cutting mechanism arranged on the frame, a tensioning mechanism arranged at the front side of the cutting mechanism, a grey cloth fixing mechanism arranged between the cutting mechanism and the tensioning mechanism, and a cloth clamping mechanism arranged at the rear side of the cutting mechanism, wherein a blanking supporting station is arranged between the cutting mechanism and the cloth clamping mechanism, the tensioning mechanism comprises a tensioning bracket fixed on the frame, two lower rollers rotatably arranged on the tensioning bracket, and an upper roller unit arranged on the tensioning bracket, longitudinally arranged bracket chutes are respectively formed on two opposite sides of the tensioning bracket, the upper roller unit comprises a roller shaft, two roller shaft sliding blocks respectively fixed at two ends of the roller shaft, and an upper roller rotatably arranged on the roller shaft, the two roller shaft sliding blocks are respectively slidably arranged in the two bracket chutes, and the upper end of each roller shaft sliding block is connected with the upper wall of the corresponding bracket chute through an elastic component, the two lower rollers are symmetrically arranged front and back relative to the upper roller.

Furthermore, the elastic component comprises a guide sleeve, a guide pillar and an elastic part, wherein the upper end of the guide sleeve is fixed on the upper wall of the support sliding chute, the guide pillar is slidably installed in the guide sleeve, and the elastic part is connected with the upper end of the guide pillar and the upper arm of the support sliding chute.

Further, the elastic member is a compression spring.

Furthermore, the cloth clamping mechanism comprises a first electric clamping jaw and a cloth clamping driving part for driving the first electric clamping jaw to move back and forth, a plurality of first claw parts arranged at equal intervals are arranged on the front side of the first electric clamping jaw, and the first claw parts comprise two first claws arranged oppositely up and down.

Furthermore, the cloth clamping driving part comprises a cloth clamping motor, a cloth clamping driving wheel coaxially and fixedly connected with an output shaft of the cloth clamping motor, a cloth clamping driven wheel rotatably installed on the rack, and a cloth clamping conveying belt connected with the cloth clamping driving wheel and the cloth clamping driven wheel, and the cloth clamping conveying belt is fixedly connected with the first electric clamping jaw.

Furthermore, the grey cloth fixing mechanism is a second electric clamping jaw, a plurality of second claw parts which are arranged at equal intervals are arranged on the front side of the second electric clamping jaw, the second claw parts comprise two second claws which are arranged oppositely up and down, and the first claw parts and the second claw parts are arranged in a staggered mode along the left-right direction.

Further, the cutting mechanism comprises a supporting portion and a cutting portion, the supporting portion comprises a supporting plate located on the front side of the grey cloth fixing mechanism and a lifting driving unit used for driving the supporting plate to lift, and the cutting portion comprises a cutting knife located right above the supporting plate and a cutting driving unit used for driving the cutting knife to move left and right.

Furthermore, the cutting driving unit comprises a cutting support fixed on the rack, a cutting transmission mechanism and a cutting motor, the cutting transmission mechanism comprises a cutting driving wheel coaxially and fixedly connected with an output shaft of the cutting motor, a cutting driven wheel rotatably installed on the cutting support, and a cutting conveyor belt connected with the cutting driving wheel and the cutting driven wheel, and the cutting conveyor belt is fixedly connected with the cutting knife. The lifting driving unit is a cylinder.

The utility model has the advantages as follows: because the utility model discloses in, adopt straining device and press from both sides the cooperation of cloth mechanism to make grey cloth length direction tensioning, the size of cutting of having guaranteed grey cloth has better degree of accuracy and homogeneity.

Drawings

The present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic structural view of an automatic grey cloth cutting device according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a tensioning mechanism in an embodiment of the invention; and

fig. 3 is a schematic structural diagram of the first claw portion and the second claw portion arranged alternately in the embodiment of the present invention.

In the figure: 10 is a frame, 20 is a tensioning mechanism, 21 is a tensioning bracket, 22 is a roller shaft sliding block, 23 is an upper roller, 24 is a lower roller, 25 is a bracket sliding groove, 26 is a guide post, 27 is a guide sleeve, 30 is a grey cloth fixing mechanism, 31 is a second claw, 40 is a cloth clamping mechanism, 41 is a first claw, 51 is a support plate, 52 is a cutting bracket, and 53 is a cutting knife.

Detailed Description

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

Fig. 1 is a schematic structural diagram of an automatic grey cloth cutting device according to an embodiment of the present invention.

As shown in fig. 1, an automatic blank cutting apparatus includes a frame 10, a tensioning mechanism 20, a blank fixing mechanism 30, a cutting mechanism, and a cloth clamping mechanism 40.

Fig. 2 is a schematic structural diagram of a tensioning mechanism in an embodiment of the present invention.

As shown in fig. 1 and 2, the tension mechanism 20 includes a tension bracket 21 fixed to the frame 10, two lower rollers 24 rotatably mounted on the tension bracket 21, and an upper roller unit mounted on the tension bracket 21.

Tensioning support 21 includes the curb plate of relative setting about two and fixes the diaphragm in the upper end of two curb plates, be formed with the support spout 25 of vertical setting on two curb plates of the left and right sides respectively, it includes the roller to go up the roller unit, fix two roller sliders 22 at the both ends of roller respectively, and rotationally install on the roller and with lower roll 24 relative up-down last roller 23 that sets up, two roller sliders 22 are slidable mounting respectively in two support spouts 25, and the upper end of every roller slider 22 passes through elastic component and the upper wall connection of the support spout 25 that corresponds. The elastic assembly includes a guide sleeve 27 having an upper end fixed to the upper wall of the bracket runner 25, a guide post 26 slidably mounted in the guide sleeve 27, and an elastic member connecting the upper end of the guide post 26 and the upper wall of the bracket runner 25. The elastic part is a pressure spring. The two lower rollers 24 are arranged symmetrically in front and rear with respect to the upper roller 23. A passage through which the raw fabric passes is formed between the upper and lower rollers 23 and 24, and the height of the passage is smaller than the thickness of the raw fabric when the elastic member is in a natural state, and the upper roller 23 provides a downward pressure to the raw fabric.

The cloth clamping mechanism 40 includes a first electric clamping jaw and a cloth clamping driving portion for driving the first electric clamping jaw to move back and forth, the front side of the first electric clamping jaw is provided with a plurality of first claw portions arranged at equal intervals, and each first claw portion includes two first claws 41 arranged oppositely up and down. The cloth clamping driving part comprises a cloth clamping motor, a cloth clamping driving wheel, a cloth clamping conveying belt and a first electric clamping jaw, the cloth clamping driving wheel is coaxially and fixedly connected with an output shaft of the cloth clamping motor, the cloth clamping driving wheel is rotatably installed on the rack 10, the cloth clamping conveying belt is connected with the cloth clamping driving wheel and the cloth clamping driving wheel, and the cloth clamping conveying belt is fixedly connected with the first electric clamping jaw through a connecting piece. The cloth can be tensioned when the cloth is fed through the cloth clamping mechanism 40 and the tensioning mechanism 20.

Fig. 3 is a schematic structural diagram of the first claw portion and the second claw portion arranged alternately in the embodiment of the present invention. The fabric fixing mechanism 30 is a second electric gripper having a plurality of second claw portions provided at equal intervals on the front side thereof, and the second claw portions include two second claws 31 provided to face each other in the vertical direction. As shown in fig. 3, the first claw portions and the second claw portions are arranged alternately in the left-right direction.

The cutting mechanism includes a supporting portion and a cutting portion, the supporting portion includes a supporting plate 51 located at the front side of the raw fabric fixing mechanism 30 and a lifting driving unit for driving the supporting plate 51 to lift, and the lifting driving unit is an air cylinder. The cutting portion includes a cutting blade 53 located directly above the support plate 51 and a cutting drive unit for driving the cutting blade 53 to move left and right. The cutting blade 53 is located in front of and adjacent to the second claw portion. The cutting driving unit comprises a cutting support 52 fixed on the frame 10, a cutting transmission mechanism and a cutting motor, wherein the cutting transmission mechanism comprises a cutting driving wheel which is coaxially and fixedly connected with an output shaft of the cutting motor, a cutting driven wheel which is rotatably installed on the cutting support 52, and a cutting conveying belt which is connected with the cutting driving wheel and the cutting driven wheel, and the cutting conveying belt is fixedly connected with a cutting knife 53.

The utility model discloses a working principle of grey cloth automatic cutting device, supplied materials pass through the front side lower roll 24 top in proper order, go up the roller 23 below, the rear side is gone up the roller 23 top and is passed through second claw 31 portion, first claw 41 sets up with second claw 31 portion crisscross, make first claw 41 can press from both sides from the clearance between claw and the claw in second claw 31 portion and get the cloth and drag, in the dragging process, straining device 20 has certain clamp power to the cloth and makes the cloth overcome certain action of gravity and keep the state of tightening, after grey cloth moves the predetermined distance, grey cloth fixing mechanism 30 presss from both sides tight cloth, backup pad 51 rises, cutting knife 53 moves from left to right and cuts the cloth, cloth after pressing from both sides cloth mechanism 40 and will cut moves to blanking support station and unclamp the cloth after cutting, backup pad 51 and cutting knife 53 reset simultaneously, then press from both sides cloth mechanism 40 and move forward and clip the cloth, grey cloth fixing mechanism 30 loosens the cloth, and carrying out next cloth cutting.

Because the utility model discloses in, adopt straining device 20 and press from both sides cloth mechanism 40 cooperation to make grey cloth length direction tensioning, the size of cutting of having guaranteed grey cloth has better degree of accuracy and homogeneity.

To sum up, the specific application example of the present invention is not limited to the protection scope of the present invention, and the technical solution of adopting equivalent replacement all falls within the protection scope of the present invention.

Claims (9)

1. An automatic grey cloth cutting device, characterized by includes: a frame; the cloth cutting machine comprises a cutting mechanism arranged on a rack, a tensioning mechanism arranged on the front side of the cutting mechanism, a grey cloth fixing mechanism arranged between the cutting mechanism and the tensioning mechanism, and a cloth clamping mechanism arranged on the rear side of the cutting mechanism, wherein a blanking supporting station is arranged between the cutting mechanism and the cloth clamping mechanism, the tensioning mechanism comprises a tensioning bracket fixed on the rack, two lower rollers rotatably mounted on the tensioning bracket, an upper roller unit mounted on the tensioning bracket, two bracket sliding grooves longitudinally arranged are respectively formed on two opposite sides of the tensioning bracket, the upper roller unit comprises a roller shaft, two roller shaft sliding blocks respectively fixed at two ends of the roller shaft, and an upper roller rotatably mounted on the roller shaft, the two roller shaft sliding blocks are respectively slidably mounted in the two bracket sliding grooves, and the upper end of each roll shaft sliding block is connected with the upper wall of the corresponding support sliding groove through an elastic assembly, and the two lower rolls are symmetrically arranged front and back relative to the upper roll.

2. The automatic blank cutting device according to claim 1, wherein said elastic assembly includes a guide sleeve having an upper end fixed to an upper wall of said frame runner, a guide post slidably mounted in said guide sleeve, and an elastic member connecting an upper end of said guide post and an upper arm of said frame runner.

3. The automatic blank cutting device according to claim 2, wherein said resilient member is a compression spring.

4. The automatic blank cutting device according to claim 3, wherein the cloth clamping mechanism comprises a first electric clamping jaw and a cloth clamping driving part for driving the first electric clamping jaw to move back and forth, a plurality of first claw parts are arranged on the front side of the first electric clamping jaw at equal intervals, and the first claw parts comprise two first claws which are arranged oppositely up and down.

5. The automatic grey cloth cutting device according to claim 4, wherein the cloth clamping driving part comprises a cloth clamping motor, a cloth clamping driving wheel coaxially and fixedly connected with an output shaft of the cloth clamping motor, a cloth clamping driven wheel rotatably mounted on the rack, and a cloth clamping conveying belt connected with the cloth clamping driving wheel and the cloth clamping driven wheel, and the cloth clamping conveying belt is fixedly connected with the first electric clamping jaw.

6. The automatic blank cutting device according to claim 4, wherein the blank fixing mechanism is a second electric gripper, a plurality of second gripper portions are arranged at equal intervals on the front side of the second electric gripper, the second gripper portions comprise two second gripper portions which are arranged oppositely up and down, and the first gripper portions and the second gripper portions are arranged in a staggered mode in the left-right direction.

7. The automatic blank fabric cutting device according to claim 1, wherein the cutting mechanism includes a supporting portion and a cutting portion, the supporting portion includes a supporting plate located in front of the blank fabric fixing mechanism and a lifting driving unit for driving the supporting plate to lift, and the cutting portion includes a cutting knife located right above the supporting plate and a cutting driving unit for driving the cutting knife to move left and right.

8. The automatic blank cutting device of claim 7, wherein said cutting drive unit includes a cutting support fixed to said frame, a cutting drive mechanism and a cutting motor, said cutting drive mechanism including a cutting drive wheel fixedly connected coaxially with an output shaft of said cutting motor, a cutting driven wheel rotatably mounted on said cutting support, and a cutting conveyor connecting said cutting drive wheel and said cutting driven wheel, said cutting conveyor being fixedly connected to said cutting blade.

9. The automatic blank cutting device according to claim 7, wherein said elevation driving unit is an air cylinder.

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