CN217127855U - Fabric cutting equipment - Google Patents

Abstract

The utility model provides a cloth cutting device, which comprises a storage rack, a cloth cutting mechanism, a cloth pulling mechanism and a controller, wherein the storage rack comprises a storage roller set and a power roller pair; the cloth spreading mechanism comprises a cloth placing frame and a slideway frame, a cloth spreading machine is arranged on the slideway frame, and a clamping unit is arranged on the cloth placing frame; the cloth cutting mechanism comprises a cutting unit and a power unit. Under initial condition, the centre gripping unit of granny rag mechanism carries out the centre gripping to the initiating terminal of cloth, the end of cloth and the splint centre gripping that is parallel to each other of centre gripping unit, then the granny rag machine carries out the centre gripping with the cloth on the centre gripping unit, removes the granny rag machine and carries out the granny rag, and the centre gripping unit is in the state of loosening the cloth this moment for the cloth can be carried through the storage frame, and then the cloth stops under setting for length, decides the cloth through power pack drive cutting unit, accomplishes tailorring of cloth. Meanwhile, the automatic cloth feeding machine is combined with a controller, mechanical automatic processing is realized, the processing production efficiency of cloth is improved, and the production cost is reduced.

Description

Fabric cutting equipment

Technical Field

The utility model relates to a mechanical equipment field, specificly relate to a fabric cutting equipment.

Background

After the cloth is produced, further processing is still needed, the quality of the cloth is improved, and cloth sections with problems on the cloth are eliminated. However, at present, the processing of the part still needs to be performed manually, for example, detecting the cut regularity of the fabric, whether the edge of the fabric is neat, or even cutting the fabric manually, which results in low processing efficiency of the fabric and high labor cost.

SUMMERY OF THE UTILITY MODEL

The utility model provides a fabric cutting equipment aims at improving the lower and higher problem of cost of efficiency of current cloth processing production.

The utility model discloses a realize like this: a cloth cutting device comprises a storage rack, a cloth cutting mechanism, a cloth pulling mechanism and a controller, wherein the storage rack, the cloth cutting mechanism and the cloth pulling mechanism are sequentially arranged along the direction of a production line;

the storage rack comprises a storage roller group for guiding the cloth-walking type storage cloth and a power roller pair for driving the cloth to be input or output;

the cloth spreading mechanism comprises a cloth placing frame and a slide way frame, a cloth spreading machine is arranged on a slide rail on the top surface of the slide way frame, a clamping unit which slides towards or away from the cloth spreading machine is arranged on the cloth placing frame, and the clamping unit is used for clamping cloth;

the cloth cutting mechanism comprises a cutting unit and a power unit for driving the cutting unit to horizontally and linearly move, and the cutting unit is used for cutting cloth;

the power roller pair, the cloth spreading machine, the clamping unit and the power unit are connected in parallel and electrically connected with the controller.

Preferably, the storage roller group includes that many fixed roll axle, many move the roller axle and vertical setting are in lift slide on the support body of storage frame, many move the roller axle and set up side by side on lift slide's the slider, fixed roll axle with move the mutual parallel arrangement of roller axle and be in the top of support body, it is located to move the roller axle the below of fixed roll axle.

Preferably, the lifting slide comprises a guide rail which is vertically arranged and a toothed belt which is arranged in parallel to the guide rail, and the sliding block is also provided with a toothed roller pair which rolls and clamps the toothed belt;

the frame body is provided with an upper limiting sensor and a lower limiting sensor for monitoring the vertical position of the movable roll shaft, and the horizontal height of the upper limiting sensor is higher than that of the lower limiting sensor.

Preferably, the power roller pair is further provided with a swing rod hinged to a frame body of the storage frame and a swing roller arranged on the swing rod, and the swing roller is arranged in parallel to the power roller pair;

and a swing angle sensor for monitoring the swing angle of the swing roller is arranged at the hinged point of the swing rod and is electrically connected with the controller.

Preferably, the clamping unit comprises a bottom plate arranged on the cloth placing frame in a sliding mode and a pressure rising and reducing plate arranged on the bottom plate, the pressure rising and reducing plate and the spreading machine are arranged in parallel, and a clamping surface of the spreading machine and a clamping surface of the pressure rising and reducing plate are located on the same horizontal plane.

Preferably, the cloth placing frame is further provided with a lifting door clamp arranged in parallel with the clamping unit, the lifting door clamp is located between the clamping unit and the cloth spreading machine, and the clamping width of the lifting door clamp is larger than or equal to the width of the bottom plate.

Preferably, a plurality of clamping notches are arranged on one side of the bottom plate facing the cloth spreading machine side by side;

the clamping plates of the spreading machine are a plurality of clamping blocks arranged side by side, the number of the clamping blocks is the same as that of the clamping notches, and one clamping block is arranged corresponding to one clamping notch.

Preferably, a fixed frame of the cloth cutting mechanism is provided with a transmission belt and a first belt arranged in parallel with the transmission belt, and the power unit is arranged on the fixed frame and used for driving the first belt to rotate;

the cutting unit comprises a cutter rest, a driving shaft and a cutter, wherein the driving shaft is arranged at one end of the cutter rest in a self-rotating penetrating mode, the cutter is arranged at the other end of the cutter rest in a self-rotating mode, a second belt is arranged between the driving shaft and the cutter, the cutter rest is arranged on one side of the cutter rest, the first belt is arranged on the first belt, and the driving shaft is arranged on the other side of the cutter rest and is arranged on the transmission belt.

Preferably, the tool rest is provided with a rotation shaft penetrating through the tool rest and an air cylinder for driving the rotation shaft to swing, one end of the rotation shaft is provided with a swing rod, and an output shaft of the air cylinder is arranged on the swing rod;

the center shaft of the cutter is vertically arranged at the other end of the rotating shaft, the fixing frame is provided with a cutting strip parallel to the transmission belt, and the cutter face of the cutter and the side face of the cutting strip form an included angle.

Preferably, the transmission belt is a toothed belt with a rack arranged on one side, a gear is sleeved at one end of the driving shaft matched with the toothed belt, a clamping wheel parallel to the gear is arranged on the tool rest, and the clamping wheel is matched with the gear and used for clamping and rolling the toothed belt.

The utility model has the advantages that:

1. under initial condition, the centre gripping unit of granny rag mechanism carries out the centre gripping to the initiating terminal of cloth, the end of cloth and the splint centre gripping that is parallel to each other of centre gripping unit, then the granny rag machine carries out the centre gripping with the cloth on the centre gripping unit, removes the granny rag machine and carries out the granny rag, and the centre gripping unit is in the state of loosening the cloth this moment for the cloth can be carried through the storage frame, and then the cloth stops under setting for length, decides the cloth through power pack drive cutting unit, accomplishes tailorring of cloth. Through the processing mode of mechanical automation, improve the processing production efficiency of cloth, reduce manual work's step, avoided the problem of manual error.

2. When using, can control through the controller, for example the controller is when the computer, then can carry out the management and control through the manual work, open or close fabric cutting equipment to and look over fabric cutting equipment's operating parameter, for example the transport parameter of power roller pair, granny rag's inclination parameter etc. in order to guarantee that fabric cutting equipment moves under the parameter of artificial settlement, improve the security.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a fabric cutting apparatus according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a storage rack of a fabric cutting apparatus according to an embodiment of the present invention;

FIG. 3 is an enlarged view of the circle marked A in FIG. 2;

fig. 4 is a schematic structural diagram of a fabric cutting mechanism of a fabric cutting apparatus according to an embodiment of the present invention at a first viewing angle;

fig. 5 is a schematic structural diagram of a fabric cutting mechanism of a fabric cutting apparatus according to an embodiment of the present invention at a second viewing angle;

FIG. 6 is an enlarged view of the circle marked B in FIG. 5;

FIG. 7 is a partial view of a fabric cutting apparatus according to an embodiment of the present invention;

fig. 8 is a partial schematic view of the cloth cutting device according to the embodiment of the present invention after the cloth pulling mechanism and the cloth cutting mechanism are assembled;

fig. 9 is a schematic structural diagram of a bottom plate of a fabric cutting apparatus according to an embodiment of the present invention.

Reference numerals:

10. a storage rack; 101. a storage roller set; 102. a pair of power rollers; 103. a frame body;

1011. a fixed roll shaft; 1012. a moving roll shaft; 1013. a lifting slideway;

1014. an upper limit sensor; 1015. a lower limit sensor; 1016. a slider;

1021. a swing rod; 1022. a swing roll;

1113. a guide rail; 1213. a toothed belt; 1313. a pair of toothed rollers;

20. a cloth cutting mechanism; 201. a cutting unit; 202. a power unit; 203. a fixed mount;

2031. a transmission belt; 2032. a first belt; 2033. cutting into strips;

2011. a tool holder; 2012. a drive shaft; 2013. a cutter; 2014. a second belt;

2015. a rotation shaft; 2016. a cylinder; 2017. a swing lever; 2018. a gear;

2019. a clamping wheel;

30. a cloth pulling mechanism; 301. a cloth placing frame; 302. a slideway rack;

3011. a clamping unit; 3012. a lifting door clamp; 3021. spreading a cloth machine;

3111. a base plate; 3211. a voltage rising and falling plate; 3311. clamping the notch;

40. and a controller.

Detailed Description

To make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are part of the 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. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples of the following,

Referring to fig. 1 to 9, the present embodiment provides a fabric cutting apparatus, which includes a storage rack 10, a fabric cutting mechanism 20, a fabric pulling mechanism 30 and a controller 40, wherein the storage rack 10, the fabric cutting mechanism 20 and the fabric pulling mechanism 30 are sequentially arranged along a direction of a production line; the storage rack 10 comprises a storage roller group 101 for guiding the cloth-walking type storage cloth and a power roller pair 102 for driving the cloth to be input or output; the cloth spreading mechanism 30 comprises a cloth placing frame 301 and a slide way frame 302, a cloth spreading machine 3021 is arranged on a slide rail on the top surface of the slide way frame 302, a clamping unit 3011 which slides towards or away from the cloth spreading machine 3021 is arranged on the cloth placing frame 301, and the clamping unit 3011 is used for clamping cloth; the cloth cutting mechanism 20 comprises a cutting unit 201 and a power unit 202 for driving the cutting unit 201 to move horizontally and linearly, and the cutting unit 201 is used for cutting cloth; the power roller pair 102, the spreader 3021, the clamping unit 3011 and the power unit 202 are electrically connected in parallel to the controller 40, and the controller 40 may be a computer.

The finished cloth is conveyed to the storage rack 10, the cloth is stored in the storage roller group 101 in a guiding cloth-moving mode, the cloth is output to the cloth cutting mechanism 20 through the power roller pair 102, the cloth is clamped and positioned through the clamping unit 3011, the starting end or the cutting end of the cloth is clamped on the clamping unit 3011 in a parallel and level mode, then the cloth is transferred to the cloth puller 3021 to be clamped, the cloth is pulled to the artificially set cloth length, and then the clamping unit 3011 and the cloth puller 3021 clamp the cloth at the same time. At this moment, start power unit 202, drive the horizontal rectilinear movement of cutting unit 201, the direction at perpendicular cloth edge is decided the cloth to the incision that keeps the cloth does not have the oblique condition of tail, then granny rag 3021 loosens the cloth of deciding, the cloth free fall to receive the material platform can, so accomplish repeatedly deciding to the cloth.

In the whole process of cutting the cloth equipment operation, can carry out the control through the computer, for example: when the storage rack 10 does not store enough cloth, the controller 40 stops the whole cloth cutting equipment; when the cutter 2013 of the cutting unit 201 is damaged, the controller 40 may also stop the entire fabric cutting apparatus, and then replace the cutter 2013 with a new one, and so on. And the control is carried out through a manual operation computer, so that the safety and the automation stratification degree are improved, the working efficiency is further improved, and the production cost is reduced.

As shown in fig. 2, in the present embodiment, the magazine roller group 101 includes a plurality of fixed roller shafts 1011, a plurality of movable roller shafts 1012, and a lifting chute 1013 vertically disposed on the frame body 103 of the magazine 10, the plurality of movable roller shafts 1012 are disposed side by side on a slider 1016 of the lifting chute, the fixed roller shafts 1011 and the movable roller shafts 1012 are disposed parallel to each other on the top of the frame body 103, and the movable roller shafts 1012 are located below the fixed roller shafts 1011.

Specifically, a plurality of fixed rollers 1011 are mounted on the top surface of the fixing frame 2033 side by side, a lifting slide 1013 is mounted on the horizontal plane where the fixed rollers 1011 are perpendicular to, and a plurality of movable rollers 1012 are mounted between two sliders 1016 side by side, so that the movable rollers 1012 move towards or away from the fixed rollers 1011 by the driving of the sliders 1016. When the cloth storage device is used, cloth is guided to move through the cloth storage roller group 101, and the plurality of fixed roller shafts 1011 and the plurality of movable roller shafts 1012 can guide the cloth in a plurality of ways so as to store more cloth in the cloth storage roller group 101. When the power roller pair 30 is used for rapidly conveying the cloth, the pulling force generated during cloth conveying can be counteracted through the lifting slide 1013, and the purpose of stably and efficiently conveying the cloth is achieved.

Further, as shown in fig. 2 and 3, the lifting ramp 1013 in this embodiment includes a vertically arranged guide rail 1113 and a toothed belt 1213 arranged parallel to the guide rail 1113, and the slider 1016 is further provided with a gear 2018 and a smooth wheel of the hobbing toothed belt 1213; the frame body 103 is provided with an upper limit sensor 1014 and a lower limit sensor 1015 for monitoring the vertical position of the movable roll shaft 1012, and the horizontal height of the upper limit sensor 1014 is higher than the lower limit sensor 1015. The upper limit sensor 1014 and the lower limit sensor 1015 may be infrared sensors or position sensors.

The toothed belt 1213 is a rack-type structure, one surface of which is a tooth surface and the other surface is a smooth surface; and the pair of toothed rollers 1313 grip the toothed belt 1213 for cooperation with the gear and the smooth wheel, and then perform the up-and-down movement. The arrangement of the toothed belt 1213 can achieve the effect that when the movable roller shaft 1012 moves along the guide rail 1113, the movable roller shaft 1012 does not have the problem of large inclined movement of one end under stress, and stable lifting is achieved.

Specifically, an upper limit sensor 1014 is installed at the bottom of the fixing frame 2033, and a lower limit sensor 1015 is installed at the top of the fixing frame 2033, so that the position of the movable roller shaft 1012 can be monitored. When the cloth is sufficient, the movable roller axis 1012 generally fluctuates in the position range of the lower limit sensor 1015, in which case the cloth is normally conveyed. If the movable roller shaft 1012 is detected by the upper limit sensor 1014, the storage with no cloth material in the storage mechanism is indicated, and in order to protect the normal operation of the equipment, the storage mechanism stops providing the cloth material and stops the subsequent processing equipment. Meanwhile, the material storage mechanism is supplemented with the material, or the front half part of the material storage mechanism is accelerated to process the material until the lower limit sensor 1015 detects the power roller, which indicates that the material is stored again, and the effect of safe conveying of the material can be met.

As shown in fig. 2, in the present embodiment, the power roller pair 102 is further provided with a swing lever 1021 hinged on the frame body 103 and a swing roller 1022 arranged on the swing lever 1021, and the swing roller 1022 is arranged in parallel with the power roller pair 102; the hinge point of the swing rod 1021 is provided with a swing angle sensor for monitoring the swing angle of the swing roller 1022, the swing angle sensor is electrically connected with the controller 40, the swing angle sensor can be a torque sensor, and the torque sensor is used for detecting the rotation angle of the hinge shaft of the swing rod 1021.

When the fabric cutting equipment does not operate, the oscillating roller is in a free falling state; when the cloth is conveyed, the pulling force of the cloth is different due to different conveying speeds of the cloth, so that the swing angle of the swing roller 1022 is different. Meanwhile, when the cloth conveying speed is high, the cloth can be pulled to form a large pulling force, so that the swinging angle of the swinging roller 1022 is large, the rotating speed of the servo motor is adjusted through the controller 40, and the cloth conveying speed is increased. The requirement of subsequent cloth conveying is met, and the cloth conveying can be stabilized through the installation of the swing rollers 1022.

As shown in fig. 4, 5 and 8, in this embodiment, the clamping unit 3011 includes a bottom plate 3111 slidably disposed on the cloth placing rack 301 and a lifting pressure plate 3211 disposed on the bottom plate 3111, the lifting pressure plate 3211 is disposed in parallel with the spreader 3021, and a clamping surface of the spreader 3021 and a clamping surface of the lifting pressure plate 3211 are located on the same horizontal plane. When the fabric spreading device is used, the starting end of the fabric is clamped between the lifting pressing plate 3211 and the bottom plate 3111, so that the fabric is spread on the bottom plate 3111, and a part of the fabric extends out of the bottom plate 3111. Then, the bottom plate 3111 is moved toward the tenter 3021, and a part of the bottom plate 3111 is extended out of the cloth holder 301, so that the tenter 3021 grips the cloth.

After the spreader 3021 clamps the fabric, the lifting pressing plate 3211 releases the clamping of the fabric, the spreader 3021 slides on the slide frame 302 to spread the fabric, and the length of the fabric pulled out can be set manually, so as to meet the requirements of fabrics with different lengths. In addition, the cloth is not easily inclined in stretching and cutting by arranging the cloth stretcher 3021 and the clamping unit 3011 in parallel, and the cloth cutting quality is improved.

As shown in fig. 8, a slide rail is disposed on the slide rail frame 302, a translation slide rail, i.e., a rail, aligned with two rails of the slide rail is disposed on the top surface of the cloth placing frame 301, a bottom plate 3111 is disposed on the translation slide rail, and an air cylinder for pushing the bottom plate 3111 to slide on the translation slide rail is disposed on the cloth placing frame. Through the setting of slide rail and cylinder, be convenient for drive bottom plate 3111 orientation or keep away from granny rag 3021's direction parallel displacement, and the displacement of cylinder can be set for accurately to control centre gripping unit 3011 and granny rag 3021 cooperation, and carry out the granny rag through granny rag 3021 to the cloth, guaranteed the high efficiency of granny rag mechanism operation.

As shown in fig. 5 and 8, in this embodiment, the cloth holder 301 is further provided with a lifting door clamp 3012 parallel to the clamping unit 3011, the lifting door clamp 3012 is located between the clamping unit 3011 and the cloth stretcher 3021, and the clamping width of the lifting door clamp 3012 is greater than or equal to the width of the bottom plate 3111.

The cloth can be clamped in a short distance on the cloth placing frame 301 through the lifting door clamp 3012 and the clamping unit 3011, the effect of straightening and clamping the cloth of the section is achieved, the cutter can cut the cloth straightly and smoothly, and the cloth cutting quality is improved. And the position of the lifting door clamp 3012 is fixed, so that the cloth cutting length can be set conveniently.

Further, the lift door clamp 3012 includes the lower plate in this embodiment, is located the punch holder directly over the lower plate and drives the punch holder and move towards or keep away from the cylinder of lower clamp, and the cylinder can be unipolar cylinder or biax cylinder, and the lower plate is greater than or equal to the width of bottom plate 3111 with the centre gripping width of punch holder.

The lower clamp plate is fixedly mounted on the cloth placing frame 301, and the top surface of the lower clamp plate is limited to be a clamping surface. The cylinder is respectively installed at the both ends of punch holder to guarantee punch holder lift levelness, and provide great clamping-force, realize the firm centre gripping to the cloth. The lifting door clamp 3012 has a large clamping width, so that the bottom plate 3111 can pass through the space between the upper clamp plate and the lower clamp plate, and the cloth on the bottom plate 3111 can be clamped by the spreader 3021.

As shown in fig. 9, a plurality of holding notches 3311 are provided side by side on the side of the base plate 3111 facing the spreader 3021 in this embodiment; the clamping plates of the spreader 3021 are a plurality of clamping blocks (not shown) arranged side by side, the number of the clamping blocks is the same as that of the clamping notches 3311, and one clamping block is arranged corresponding to one clamping notch 3311.

When the clamp that the cloth was flat is on bottom plate 3111, through centre gripping notch 3311 for the cloth can not drop at bottom plate 3111 towards granny rag 3021 one end, and granny rag 3021 passes through centre gripping notch 3311, can carry out the centre gripping to the cloth on bottom plate 3111 at the flat exhibition, in order to guarantee the high efficiency of granny rag mechanism in the operation.

The clamping notches 3311 on the bottom plate 3111 may be arranged at equal intervals, and the clamping blocks on the lifting clamp plate 2022 are also arranged at equal intervals, so that the lifting clamp plate 2022 corresponds to the clamping blocks one to one, and the cloth at the clamping notches 3311 is clamped by the clamping blocks in cooperation with the clamping table. The clamping of the clamping unit 3011 is replaced by the clamping of the cloth spreading machine 3021, so that the cloth can be quickly and accurately positioned and clamped, and the cloth clamping and spreading efficiency is improved.

As shown in fig. 5 and fig. 6, in the present embodiment, a transmission belt 2031 and a first belt 2032 parallel to the transmission belt 2031 are disposed on the fixing frame 203 of the cloth cutting mechanism 20, and the power unit 202 is disposed on the fixing frame 203 and is used for driving the first belt 2032 to rotate; the cutting unit 201 comprises a knife rest 2011, a driving shaft 2012 and a cutter 2013, wherein the driving shaft 2012 is arranged at one end of the knife rest 2011 in a self-rotating penetrating mode, the cutter 2013 is arranged at the other end of the knife rest 2011 in a self-rotating mode, a second belt 2014 is arranged between the driving shaft 2012 and the cutter 2013 which are located on one side of the knife rest 2011, the knife rest 2011 is arranged on a first belt 2032, and the driving shaft 2012 which is located on the other side of the knife rest 2011 is arranged on a transmission belt 2031.

In this embodiment, the belt 2031 is installed in parallel with a horizontal plane, and is horizontally moved by the cloth cutting mechanism to cut the cloth. Moreover, the cloth cutting mechanism adopts one power unit 202, so that the cutting unit 201 is moved in the horizontal direction, and simultaneously, the cutter 2013 is synchronously driven to rotate, so that the cloth is cut off, and the use of the power unit 202 is reduced.

Specifically, the transmission belt 2031 and the first belt 2032 are installed in parallel on the fixing frame 203, and the tool rest 2011 can be installed and locked on the first belt 2032 by the fixing block, so that the whole cutting unit 201 is driven by the first belt 2032. Therefore, when the power unit 202 drives the first belt 2032 to rotate forward or backward, the cutting unit 201 is driven forward or backward. The driving shaft 2012 can be mounted on the knife rest 2011 through a bearing, so that the purpose of self-rotation on the knife rest 2011 is realized; similarly, the rotating shaft of the cutter 2013 is also mounted on the cutter rest 2011 through a bearing, and when the driving shaft 2012 rotates, the cutter 2013 can be synchronously driven to rotate and cut through the second belt. Therefore, when the cutting unit 201 moves horizontally, the driving shaft 2012 can rotate by matching with the transmission belt 2031, and then the second belt drives the cutter 2013 to rotate, so as to achieve the cutting purpose of the cutter 2013.

When the cutting machine is used, when the power unit 202 rotates in the forward direction, the tool rest 2011 moves from one side of the fixing frame 203 to the other side, and one-time cutting of cloth is completed through the cutter 2013; when the power unit 202 rotates reversely, the knife rest 2011 moves from the other side of the fixing frame 203 to one side, so that the cloth can be cut, the effect of cutting once can be achieved by moving once, and the use convenience is improved.

The fixed frame 203 is also provided with a slide rail parallel to the transmission belt 2031, and the knife rest 2011 is slidably arranged on the slide rail. The installation of slide rail, the tool setting frame 2011 that can stabilize carries out slidable mounting, for cutting element 201 provides the holding power, guarantees that cutting element 201 can carry out steady removal, improves stable cutting force. A belt pulley is respectively arranged on the central shaft of the driving shaft 2012 and the central shaft of the cutter 2013, so that the second belt 2014 can be positioned and installed, and meanwhile, the transmission force of the second belt 2014 is improved.

As shown in fig. 4 and 5, in this embodiment, a tool holder 2011 is provided with a rotation shaft 2015 penetrating through the tool holder 2011 and a cylinder 2016 for driving the rotation shaft to swing, one end of the rotation shaft 2015 is provided with a swing rod 2017, and an output shaft of the cylinder 2016 is arranged on the swing rod 2017; the central axis of the cutter 2013 is vertically arranged at the other end of the rotating shaft 2015, the fixing frame 203 is provided with a cutting strip 2033 parallel to the transmission belt 2031, and the knife surface of the cutter 2013 and the side surface of the cutting strip 2033 form an included angle.

When the cloth cutting machine is used, the oscillating rod 2017 on the rotating shaft 2015 is driven to oscillate by the air cylinder 2016, so that the cutter 2013 on the other end of the rotating shaft 2015 oscillates to form an inclination angle with the cut strip 2033, the cutter 2013 can be propped against the cut strip 2033, and when the cutting unit 201 is driven to move, the cutter 2013 cuts cloth. After the cutting knife 2013 finishes the cutting, the air cylinder 2016 drives the cutting knife 2013 to swing again, so that the other side of the cutting knife 2013 abuts against the slitting 2033 to form a cutting angle of a complementary angle, and the cloth is cut again. The scissors type cutting can achieve the neat cutting effect and can also prolong the service life of the cutter 2013.

The cutter 2013 is inclined, so that the cutter 2013 and the slitting 2033 form a scissor type cutting, the problem that the existing cutter 2013 needs to be sharp in cutting edge can be solved, the scissor type cutting cloth can prolong the service life of the cutter 2013, and the practicability is improved.

As shown in fig. 7, in this embodiment, the transmission belt 2031 is a toothed belt with a rack on one side, a gear 2018 is sleeved on one end of the drive shaft 2012 matched with the toothed belt, a clamping wheel 2019 parallel to the gear 2018 is arranged on the tool rest 2011, the clamping wheel 2019 is matched with the gear 2018 for clamping and rolling the toothed belt, and the clamping wheel 2019 may be a smooth wheel.

Through the cooperation of centre gripping wheel 2019 and gear 2018 carry out the centre gripping to drive belt 2031 to guarantee that gear 2018 can carry out the meshing rotation with drive belt 2031, and then guarantee the transmission power of drive shaft 2012, provide the guarantee for the cutting force of cutter 2013.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A cloth cutting device is characterized by comprising a storage rack, a cloth cutting mechanism, a cloth pulling mechanism and a controller, wherein the storage rack, the cloth cutting mechanism and the cloth pulling mechanism are sequentially arranged along the direction of a production line;

the storage rack comprises a storage roller group for guiding the cloth-walking type storage cloth and a power roller pair for driving the cloth to be input or output;

the cloth spreading mechanism comprises a cloth placing frame and a slide way frame, a cloth spreading machine is arranged on a slide rail on the top surface of the slide way frame, a clamping unit which slides towards or away from the cloth spreading machine is arranged on the cloth placing frame, and the clamping unit is used for clamping cloth;

the cloth cutting mechanism comprises a cutting unit and a power unit for driving the cutting unit to horizontally and linearly move, and the cutting unit is used for cutting cloth;

the power roller pair, the cloth spreading machine, the clamping unit and the power unit are connected in parallel and electrically connected with the controller.

2. Fabric cutting apparatus according to claim 1, characterized in that: the storage roller set includes that many fixed roller axle, many move the roller axle and vertical setting are in lift slide on the support body of storage frame, many move the roller axle and set up side by side on the slider of lift slide, fixed roller axle with move the mutual parallel arrangement of roller axle and be in the top of support body, move the roller axle and be located the below of fixed roller axle.

3. Fabric cutting apparatus according to claim 2, characterized in that: the lifting slide way comprises a guide rail which is vertically arranged and a toothed belt which is arranged in parallel to the guide rail, and the slide block is also provided with a toothed roller pair which is used for rolling and clamping the toothed belt;

the frame body is provided with an upper limiting sensor and a lower limiting sensor for monitoring the vertical position of the movable roll shaft, and the horizontal height of the upper limiting sensor is higher than that of the lower limiting sensor.

4. Fabric cutting apparatus according to claim 2, characterized in that: the power roller pair is also provided with a swing rod hinged on a frame body of the storage frame and a swing roller arranged on the swing rod, and the swing roller is arranged in parallel to the power roller pair;

and a swing angle sensor for monitoring the swing angle of the swing roller is arranged at the hinged point of the swing rod and is electrically connected with the controller.

5. Fabric cutting apparatus according to claim 1, characterized in that: the clamping unit comprises a bottom plate arranged on the cloth placing frame in a sliding mode and a pressure rising and reducing plate arranged on the bottom plate, the pressure rising and reducing plate and the spreading machine are arranged in parallel, and a clamping surface of the spreading machine and a clamping surface of the pressure rising and reducing plate are located on the same horizontal plane.

6. Cloth cutting apparatus according to claim 5, characterized in that: the cloth placing frame is further provided with a lifting door clamp parallel to the clamping unit, the lifting door clamp is located between the clamping unit and the cloth spreading machine, and the clamping width of the lifting door clamp is larger than or equal to the width of the bottom plate.

7. Cloth cutting apparatus according to claim 5, characterized in that: a plurality of clamping notches are arranged on one side of the bottom plate facing the cloth spreading machine side by side;

the clamping plates of the spreading machine are a plurality of clamping blocks arranged side by side, the number of the clamping blocks is the same as that of the clamping notches, and one clamping block is arranged corresponding to one clamping notch.

8. Fabric cutting apparatus according to claim 1, characterized in that: the cloth cutting mechanism is characterized in that a fixed frame of the cloth cutting mechanism is provided with a transmission belt and a first belt arranged in parallel with the transmission belt, and the power unit is arranged on the fixed frame and used for driving the first belt to rotate;

the cutting unit comprises a cutter rest, a driving shaft and a cutter, wherein the driving shaft is arranged at one end of the cutter rest in a self-rotating penetrating mode, the cutter is arranged at the other end of the cutter rest in a self-rotating mode, a second belt is arranged between the driving shaft and the cutter, the cutter rest is arranged on one side of the cutter rest, the first belt is arranged on the first belt, and the driving shaft is arranged on the other side of the cutter rest and is arranged on the transmission belt.

9. Cloth cutting apparatus according to claim 8, characterized in that: the tool rest is provided with a rotating shaft penetrating through the tool rest and an air cylinder for driving the rotating shaft to swing, one end of the rotating shaft is provided with a swing rod, and an output shaft of the air cylinder is arranged on the swing rod;

the center shaft of the cutter is vertically arranged at the other end of the rotating shaft, the fixing frame is provided with a cutting strip parallel to the transmission belt, and the cutter face of the cutter and the side face of the cutting strip form an included angle.

10. Cloth cutting apparatus according to claim 8, characterized in that: the transmission belt is a toothed belt with a rack arranged on one side, a gear is sleeved at one end, matched with the toothed belt, of the driving shaft, a clamping wheel parallel to the gear is arranged on the tool rest, and the clamping wheel is matched with the gear and used for clamping and rolling the toothed belt.

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