CN209940189U

CN209940189U - Automatic clamping device for multi-axial glass fiber warp knitting machine

Info

Publication number: CN209940189U
Application number: CN201920266503.1U
Authority: CN
Inventors: 王火根; 张健侃; 张伟; 殷亮
Original assignee: Zhejiang Hengshi Fiber Foundation Co Ltd
Current assignee: Zhejiang Zhenshi New Materials Co ltd
Priority date: 2019-03-01
Filing date: 2019-03-01
Publication date: 2020-01-14
Anticipated expiration: 2029-03-01

Abstract

The utility model discloses an automatic clamping device for a multi-axial glass fiber warp knitting machine, which realizes the synchronous movement of a movable clamping foot and a clamping shaft bottom plate through an induction device and a PLC control system; the clamping shaft clamps one end of the air expansion shaft, moves forwards, and the other end of the air expansion shaft is lifted by the shaft supporting device at the other end, so that the air expansion shaft is removed from the fabric paper tube or the paper tube is additionally arranged on the air expansion shaft. Compared with the prior art, the utility model has the following advantage: the workload of operators is reduced, the production efficiency is improved, the operation is simple and convenient, and the safety performance is high.

Description

Automatic clamping device for multi-axial glass fiber warp knitting machine

Technical Field

The utility model relates to a glass fiber fabric stitch-bonding equipment field, concretely relates to fine warp knitting machine's of multiaxis orientation fine warp knitting machine over-and-under type physiosis axle automatic clamping device, cooperation full-automatic extraction physiosis axle roll helping hand, support axle device automatic lifting control realizes that glass fiber fabric weaves the full-automatic roll change of in-process.

Background

At present, in the process of stitching and knitting multi-axial glass fiber fabrics, after one roll of fabrics is knitted, an inflatable shaft sleeved in a fabric paper tube needs to be manually supported during rolling, and then the fabric paper tube is forcibly pulled out to remove the knitted roll and additionally install the paper tube so as to facilitate rolling-down knitting. The structure shown in fig. 7-8, fig. 7 is the structure of the air inflation shaft, fig. 8 is the structure of two paper tubes, and the weight of the air inflation shaft of 6 feet is usually more than 150kg, a series of processes of air inflation shaft pulling, paper tube sleeving and the like can be completed by 2-3 persons, the consumed time is more than 20 minutes, the improvement of the production efficiency is limited, and certain potential safety hazards exist. Up to now, there is not an automatic shaft pulling and supporting device capable of realizing lifting on a multi-axial weaving device, which is not beneficial to the improvement of production efficiency and the change of intelligent production.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical defect existing in the prior art, the utility model aims to overcome the above-mentioned not enough of current multiaxial glass fiber warp knitting machine, and provide a novel automatic clamping device of over-and-under type physiosis axle, with full-automatic physiosis axle expansion device supporting, solve the needs that the bearing pin shifted out in the automatic axle of pulling out. After the shaft is pulled out and the roll is pushed, the automatic clamping device automatically returns to the original position of the third molecule and the second molecule, and an operator can conveniently sleeve the paper taking tube on the air expansion shaft. After the completion, the switch is turned on to return to the original position. Through PLC programming instruction, the fabric roll changing work is orderly completed with the automatic shaft supporting device and the roll pushing device without manual operation, and the operation efficiency and the safety of the production process are improved.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:

an automatic clamping device for a multi-axial glass fiber warp knitting machine is mainly composed of a linear guide rail slide block of the clamping device, an induction push cylinder, a cylinder bottom plate, a lifting guide rail plate seat of the clamping device, a linear guide rail of the clamping device, a clamping shaft moving clamping foot, a clamping shaft positioning clamping foot, an automatic clamping shaft bottom plate, a vertical motor base of the clamping device, a driving chain wheel of the clamping device, a three-phase asynchronous motor of the clamping device, a transmission chain of the clamping device, a lifting connecting plate of the clamping device, a lifting angle iron of the clamping device, a driven chain wheel of the clamping device and a worm wheel ball screw rod lifter of the clamping device; the three-phase asynchronous motor of the clamping device is fixedly arranged on a vertical motor base of the clamping device, an output shaft of the three-phase asynchronous motor of the clamping device is connected with a driving chain wheel of the clamping device, and the driving chain wheel of the clamping device and a driven chain wheel of the clamping device are in power transmission through a transmission chain of the clamping device; the driven chain wheel of the clamping device drives the worm wheel ball screw elevator of the clamping device to move up and down; the worm wheel ball screw elevator of the clamping device drives the screw nut to move up and down linearly through the rotation of the ball screw, and the screw nut is fixedly connected with the lifting connecting plate of the clamping device, so that the lifting connecting plate of the clamping device also moves up and down linearly while the screw nut moves up and down linearly; the lifting guide rail plate seat of the clamping device is fixedly arranged on one side of the worm wheel ball screw lifter of the clamping device; the middle part of the lifting guide rail plate seat of the clamping device is provided with a lifting connecting plate of the clamping device; two linear guide rails of the clamping device are arranged on one side of a lifting guide rail plate seat of the clamping device, an automatic clamping shaft bottom plate is fixedly connected to a lifting connecting plate of the clamping device, the automatic clamping shaft bottom plate is a straight angle plate and comprises a horizontal plate and a vertical plate, and lifting angle irons of the clamping device are arranged between the horizontal plate and the vertical plate; the automatic clamping shaft base plate is characterized in that two linear guide rail sliding blocks of the clamping device are fixedly arranged on one side of a vertical plate of the automatic clamping shaft base plate, the linear guide rails of the clamping device and the linear guide rail sliding blocks of the clamping device are in up-and-down sliding fit movement, and the linear guide rail sliding blocks of the clamping device drive the automatic clamping shaft base plate to move up and down; the upper end of the horizontal plate of the automatic shaft clamping bottom plate is fixedly connected with the induction pushing cylinder; one end of the induction push cylinder is provided with the cylinder bottom seat plate; the piston rod of the induction push cylinder penetrates through the cylinder base plate to be connected with the clamping shaft moving clamping foot, and the clamping shaft positioning clamping foot is arranged adjacent to the clamping shaft moving clamping foot.

Preferably, the top of the ball screw is supported by a ball screw bearing seat, and the ball screw bearing seat is fixedly connected to the lifting guide rail plate seat of the clamping device.

Preferably, the upper end of the lifting guide rail plate seat of the clamping device is provided with an upper limit approach switch of the clamping device; the lower end of the lifting guide rail plate seat of the clamping device is provided with a lower limit approach switch of the clamping device.

Preferably, the induction pushing cylinder is provided with a rear cylinder induction device and a front cylinder induction device.

Preferably, the horizontal plate on the bottom plate of the automatic clamping shaft is provided with the ascending target-finding proximity switch.

Preferably, the specific parameter of the driving sprocket of the clamping device is 08B sprocket multiplied by 10 teeth, the specific parameter of the driven sprocket of the clamping device is 08B sprocket multiplied by 12 teeth, and the specific parameter of the transmission chain of the clamping device is 08B chain.

Preferably, the linear guide rail slider of the clamping device is a 20HC linear guide rail slider, and the linear guide rail of the clamping device is a 20HC linear guide rail.

Preferably, the ball screw bearing seat is specifically a UCP bearing seat.

Compared with the prior art, the utility model has the following advantage: the synchronous movement of the movable clamping feet and the clamping shaft bottom plate is realized through the induction device and the PLC control system; the clamping shaft clamps one end of the air expansion shaft, moves forwards, and the other end of the air expansion shaft is lifted by the shaft supporting device at the other end, so that the air expansion shaft is removed from the fabric paper tube or the paper tube is additionally arranged on the air expansion shaft. Compared with the prior art, the utility model has the following advantage: the workload of operators is reduced, the production efficiency is improved, the operation is simple and convenient, and the safety performance is high.

Drawings

Fig. 1 is a front view of the lifting type automatic shaft supporting device of the present invention;

fig. 2 is a side view of the lifting type automatic shaft supporting device of the present invention;

fig. 3 is a side view of the automatic clamping device for the lifting type inflatable shaft of the present invention;

fig. 4 is a front view of the automatic clamping device for the lifting type inflatable shaft of the present invention;

fig. 5 is a front view of the automatic roll changer of the present invention;

fig. 6 is a side view of the automatic roll changer of the present invention;

FIG. 7 is a structural view of the air inflation shaft of the present invention;

fig. 8 is a structural view of the paper tube of the present invention.

Description of reference numerals:

a-an elevating automatic shaft supporting device, B-an elevating air-expanding shaft automatic clamping device, 1-a shaft supporting vertical motor base, 2-a shaft supporting driving chain wheel, 3-a shaft supporting driven chain wheel, 4-a shaft supporting transmission chain, 5-a shaft supporting nut, 6-a shaft supporting lifting guide pipe, 7-a shaft supporting ball screw, 8-an ascending target finding switch, 9-a table board base foot, 10-a shaft supporting linear guide rail slide block, 11-a shaft supporting upper limit proximity switch, 12-a shaft supporting linear guide rail, 13-a nylon shock absorbing base, 14-a shaft supporting lower limit proximity switch, 15-a shaft supporting worm wheel ball screw elevator, 16-a shaft supporting lifting guide plate base, 17-a shaft supporting lifting bottom plate, 18-a shaft supporting guide wheel, 19-a guide wheel base and 20-a shaft supporting bottom plate, 21-trunnion three-phase asynchronous motor, 22-linear guide rail slide block of clamping device, 23-induction push cylinder, 24-rear cylinder induction device, 25-front cylinder induction device, 26-cylinder base plate, 27-lifting guide rail plate seat of clamping device, 28-linear guide rail of clamping device, 29-clamping shaft moving clamping foot, 30-clamping shaft positioning clamping foot, 31-ascending target-finding approach switch, 32-automatic clamping shaft base plate, 33-vertical motor base of clamping device, 34-driving chain wheel of clamping device, 35-three-phase asynchronous motor of clamping device, 36-driving chain of clamping device, 37-lifting connecting plate of clamping device, 38-ball screw bearing seat, 39-upper limit approach switch of clamping device, 40-lifting angle iron of clamping device, 41-driven chain wheel of clamping device, 42-lower limit approach switch of clamping device, 43-worm wheel ball screw elevator of clamping device, 44-emergency stop switch, 45-photoelectric scanning automatic stop switch, 46-warning light, 47-automatic clamping device box frame, 48-front caster, 49-front travel switch, 50-linear guide rail for walking, 51-automatic shaft pulling frame, 52-moving approach switch I, 53-moving approach switch II, 54-linear guide rail slide block for walking, 55-rear travel switch, 56-rack connecting angle iron, 57-rack, 58-frame and motor connecting angle iron seat, 59-automatic shaft pulling speed reducing motor, 60-track type caster, 61-double-rail base, 62-motor transmission gear, 63-welding motor angle rule seat, 64-V type flat plate workbench, 65-angle iron mold beam, 66-table panel front frame foot, 67-air expansion shaft and 68-paper tube.

Detailed Description

The present invention will be further described with reference to fig. 1-8 and the following detailed description.

As shown in fig. 7-8, in the process of stitching a multiaxial glass fiber fabric, a paper tube needs to be sleeved on an inflatable shaft first, after a roll of fabric is knitted, the inflatable shaft sleeved in the fabric paper tube needs to be manually supported during rolling, and then the paper tube needs to be forcibly pulled out to remove the knitted roll and additionally mount the paper tube for the knitting of a lower roll. In order to realize the automatic shaft supporting and shaft pulling processes, the automatic roll changing device of the multi-axial glass fiber warp knitting machine is capable of realizing lifting automatic shaft pulling and automatic shaft supporting, and production efficiency is greatly improved.

The automatic roll changing device for the multi-axial glass fiber warp knitting machine mainly comprises a lifting type automatic shaft supporting device A, a lifting type automatic physiosis shaft clamping device B and an automatic roll pushing device, the automatic roll changing work in the multi-axial glass fiber fabric knitting process can be realized through the set of system, the specific structure is shown in figures 5-6, wherein the lifting type automatic shaft supporting device A is used for supporting the physiosis shafts, and the lifting type automatic physiosis shaft clamping device B is used for clamping the physiosis shafts.

Fig. 1 is a front view of the lifting type automatic shaft supporting device of the present invention; fig. 2 is a side view of the lifting type automatic shaft supporting device of the present invention; the lifting type automatic shaft supporting device A mainly comprises a shaft supporting vertical motor base 1, a shaft supporting driving chain wheel 2, a shaft supporting driven chain wheel 3, a shaft supporting transmission chain 4, a shaft supporting nut 5, a shaft supporting lifting guide pipe 6, a shaft supporting ball screw 7, a lifting target finding switch 8, a table board base foot 9, a shaft supporting linear guide rail slide block 10, a shaft supporting upper limit proximity switch 11, a shaft supporting linear guide rail 12, a nylon shock reducing seat 13, a shaft supporting lower limit proximity switch 14, a shaft supporting worm wheel ball screw lifter 15, a shaft supporting lifting guide plate seat 16, a shaft supporting lifting bottom plate 17, a shaft supporting guide wheel 18, a guide wheel bearing seat 19, a shaft supporting bottom plate 20 and a shaft supporting three-phase asynchronous motor 21, wherein the shaft supporting vertical motor base 1, the shaft supporting worm wheel ball screw lifter 15 and the shaft supporting lifting guide plate seat 16 are respectively and fixedly arranged on the shaft supporting lifting bottom plate 17, and the shaft supporting three-phase asynchronous motor 21 is fixedly arranged on the shaft supporting vertical motor base 1, an output shaft of the support shaft three-phase asynchronous motor 21 is connected with the support shaft driving chain wheel 2, and the support shaft driving chain wheel 2 and the support shaft driven chain wheel 3 perform power transmission through the support shaft transmission chain 4; the supporting shaft driven chain wheel 3 drives the supporting shaft worm wheel ball screw lifter 15 to move up and down; the supporting shaft worm wheel ball screw lifter 15 drives the supporting shaft nut 5 to move linearly up and down through the rotation of the supporting shaft ball screw 7, and the supporting shaft nut 5 is fixedly connected with the supporting shaft lifting guide pipe 6, so that the supporting shaft lifting guide pipe 6 also moves linearly up and down while the supporting shaft nut 5 moves linearly up and down; one side of the support shaft lifting guide pipe 6 is fixedly provided with the support shaft linear guide rail 12; one side of the support shaft lifting guide plate seat 16 is fixedly connected with the support shaft linear guide rail sliding block 10 through a bolt, and the support shaft linear guide rail 12 and the support shaft linear guide rail sliding block 10 perform up-and-down sliding fit movement; the top of the supporting shaft lifting guide pipe 6 is fixedly connected with the supporting shaft bottom plate 20 through bolts, the top of the supporting shaft bottom plate 20 is fixedly provided with the supporting shaft guide wheel 18, and two ends of the supporting shaft guide wheel 18 are rotatably supported through the guide wheel bearing seats 19; one side of the supporting shaft bottom plate 20 is provided with the ascending target finding switch 8; the top of the supporting shaft lifting guide plate seat 16 is provided with the table board underframe feet 9; the upper end of the supporting shaft lifting guide plate seat 16 is provided with the supporting shaft upper limit proximity switch 11, the middle part of the supporting shaft lifting guide plate seat 16 is provided with the nylon shock absorption seat 13, and the lower end of the supporting shaft lifting guide plate seat 16 is provided with the supporting shaft lower limit proximity switch 14; the specific parameters of the support shaft driving chain wheel 2 are 08B chain wheels multiplied by 10 teeth, the specific parameters of the support shaft driven chain wheel 3 are 08B chain wheels multiplied by 12 teeth, and the specific parameters of the support shaft transmission chain 4 are 08B chains; the support shaft linear guide rail slide block 10 is a 25HC linear guide rail slide block, and the support shaft linear guide rail 12 is a 25HC linear guide rail.

The working principle of the lifting type automatic shaft supporting device A is as follows: the shaft supporting guide wheel 18 is fixed on the shaft supporting bottom plate 20 through the guide wheel bearing seats 19 at the left end and the right end, and plays a role in supporting the air inflation shaft 66; the support shaft ball screw 7, the support shaft lifting guide pipe 6 and the support shaft linear guide rail 12 are arranged at the lower part of the support shaft bottom plate 2 to play a lifting function, the support shaft linear guide rail 12 is provided with the support shaft linear guide rail slide block 10, the support shaft linear guide rail slide block 10 is fixed on the table board bottom frame foot 9, the support shaft upper limit proximity switch 11 and the nylon shock absorption seat 13 are arranged on the table board bottom frame foot 9, and the support shaft lower limit proximity switch 14 plays a lifting height limiting function and a collision buffering function during the lifting guide process upper and lower limit; the lower part of the support shaft ball screw 7 is provided with the support shaft worm wheel ball screw lifter 15, the support shaft vertical motor base 1 and the support shaft three-phase asynchronous motor 21, and the support shaft three-phase asynchronous motor has the function of providing power for a lifting device; the support shaft three-phase asynchronous motor 21 and the lifting device transmit power through a support shaft transmission chain 4; a PLC target recognition device is further mounted at the edge of the shaft supporting guide wheel 18, so that the position of the inflatable shaft 66 can be accurately positioned, and the shaft can be accurately supported; the lifting type automatic shaft supporting device is matched with full-automatic shaft pulling equipment, and accurately finishes a series of roll changing work such as shaft pulling, shaft supporting, paper tube loading, roll pushing and the like; the automation degree of production is improved, the operating efficiency is improved, and potential safety hazards are reduced.

Fig. 3 is a side view of the automatic clamping device for the lifting type air inflation shaft of the present invention; fig. 4 is a front view of the automatic clamping device for the lifting type air-expanding shaft of the present invention; the automatic lifting type inflatable shaft clamping device B mainly comprises a linear guide rail slide block 22 of a clamping device, a sensing pushing cylinder 23, a rear cylinder sensing device 24, a front cylinder sensing device 25, a cylinder base plate 26, a lifting guide rail plate seat 27 of the clamping device, a linear guide rail 28 of the clamping device, a clamping shaft moving clamping foot 29, a clamping shaft positioning clamping foot 30, a lifting target finding approach switch 31, an automatic clamping shaft base plate 32, a vertical motor base 33 of the clamping device, a driving chain wheel 34 of the clamping device, a three-phase asynchronous motor 35 of the clamping device, a transmission chain 36 of the clamping device, a lifting connecting plate 37 of the clamping device, a ball screw shaft bearing block 38, an upper limit approach switch 39 of the clamping device, a lifting angle iron 40 of the clamping device, a driven chain wheel 41 of the clamping device, a lower limit approach switch 42 of the clamping device and a worm wheel ball screw lifter 43 of the clamping device; the vertical motor base 33 of the clamping device is fixedly provided with the three-phase asynchronous motor 35 of the clamping device, the output shaft of the three-phase asynchronous motor 35 of the clamping device is connected with the driving chain wheel 34 of the clamping device, and the driving chain wheel 34 of the clamping device and the driven chain wheel 41 of the clamping device are in power transmission through the driving chain 36 of the clamping device; the driven chain wheel 41 of the clamping device drives the worm wheel ball screw lifter 43 of the clamping device to move up and down; the worm wheel ball screw lifter 43 of the clamping device drives the screw nut to move up and down linearly through the rotation of the ball screw, and the screw nut is fixedly connected with the lifting connecting plate 37 of the clamping device, so that the lifting connecting plate 37 of the clamping device moves up and down linearly while the screw nut moves up and down linearly; the top of the ball screw is supported by said ball screw bearing housing 38; the ball screw bearing block 38 is fixedly connected to the lifting guide rail plate seat 27 of the clamping device, and the lifting guide rail plate seat 27 of the clamping device is fixedly arranged at one side of the worm-gear ball screw lifter 43 of the clamping device; the upper end of the lifting guide rail plate seat 27 of the clamping device is provided with an upper limit approaching switch 39 of the clamping device and a lower limit approaching switch 42 of the clamping device; the middle part of the lifting guide rail plate seat 27 of the clamping device is provided with a lifting connecting plate 37 of the clamping device; two linear guide rails 28 of the clamping device are arranged on one side of a lifting guide rail plate seat 27 of the clamping device, an automatic clamping shaft bottom plate 32 is fixedly connected to a lifting connecting plate 37 of the clamping device, the automatic clamping shaft bottom plate 32 is a straight angle plate and comprises a horizontal plate and a vertical plate, and a lifting angle iron 40 of the clamping device is arranged between the horizontal plate and the vertical plate; two linear guide rail sliding blocks 22 of the clamping device are fixedly arranged on one side of a vertical plate of the automatic clamping shaft bottom plate 32, a linear guide rail 28 of the clamping device and the linear guide rail sliding blocks 22 of the clamping device are in up-and-down sliding fit movement, and the linear guide rail sliding blocks 22 of the clamping device drive the automatic clamping shaft bottom plate 32 to move up and down; the upper end of the horizontal plate of the automatic shaft clamping bottom plate 32 is fixedly connected with the induction pushing cylinder 23; the induction push cylinder 23 is provided with the rear cylinder induction device 24 and the front cylinder induction device 25; one end of the induction push cylinder 23 is provided with the cylinder bottom seat plate 26; the piston rod of the induction push cylinder 23 passes through the cylinder bottom plate 26 to be connected with the clamping shaft moving clamping pin 29, the clamping shaft positioning clamping pin 30 is arranged adjacent to the clamping shaft moving clamping pin 29, and the horizontal plate on the automatic clamping shaft bottom plate 32 is provided with the ascending target finding proximity switch 31. The specific parameters of the driving sprocket 34 of the clamping device are 08B sprockets multiplied by 10 teeth, the specific parameters of the driven sprocket 41 of the clamping device are 08B sprockets multiplied by 12 teeth, and the specific parameters of the transmission chain 36 of the clamping device are 08B chains; the linear guide rail slide 22 of the clamping device is a 20HC linear guide rail slide, and the linear guide rail 28 of the clamping device is a 20HC linear guide rail; the ball screw bearing seat 38 is specifically a UCP bearing seat.

The working principle of the automatic lifting type inflatable shaft clamping device B is as follows: the lifting type automatic inflatable shaft clamping device B mainly comprises a clamping shaft moving clamping foot 29 and a clamping shaft positioning clamping foot 30; the two clamping feet are arranged on the automatic clamping shaft bottom plate 32, wherein the induction push cylinder 23, the rear cylinder induction device 24 and the front cylinder induction device 25 are arranged on the back side of the clamping shaft moving clamping foot 29; the automatic shaft clamping bottom plate 32 is arranged on a ball screw nut through a lifting connecting plate 37 of the clamping device, 2 linear guide rail sliders 22 are further arranged on the lifting connecting plate 37 of the clamping device, an upper limit approaching switch 39 of the clamping device and a lower limit approaching switch 42 of the clamping device are arranged on the upper portion and the lower portion of the linear guide rail 28, and the linear guide rail sliders 22 respectively realize lifting operation on the linear guide rail 28; the upper part of the ball screw is fixed by a ball screw bearing seat 38, is arranged on a lifting connecting plate 37 of the clamping device through a screw nut, and is also provided with a power transmission system; the whole device realizes the synchronous movement of the movable clamping feet and the clamping shaft bottom plate through the induction device and the PLC control system; the clamping shaft clamps one end of the air expansion shaft, moves forwards, and is lifted by the shaft supporting device at the other end, so that the air expansion shaft is removed from the fabric paper tube.

Fig. 5 is a front view of the automatic roll changer of the present invention; fig. 6 is a side view of the automatic roll changer of the present invention, which mainly comprises a lifting type automatic support shaft device a, a lifting type automatic clamp device B for the inflatable shaft, and an automatic roll pushing device; the automatic coil pushing device comprises an automatic shaft pulling frame 51, a power transmission device and a bracket, wherein one side of the automatic shaft pulling frame 51 is fixedly connected with a lifting guide rail plate seat 27 of the clamping device; the other side of the automatic shaft pulling frame 51 is fixedly connected with a frame and motor connecting angle iron seat 58; the frame and motor connecting angle iron seat 58 consists of a vertical plate and a horizontal plate; the welding motor angle ruler seat 63 consists of a vertical plate and a horizontal plate, and the upper end surface of the horizontal plate of the welding motor angle ruler seat 63 is fixedly connected with the lower end surface of the horizontal plate of the frame and motor connecting angle iron seat 58; an automatic shaft pulling speed reducing motor 59 is fixedly arranged on the lower end face of a horizontal plate of the welding motor angle rule base 63, an output shaft of the automatic shaft pulling speed reducing motor 59 is connected with a motor transmission gear 62, and two linear guide rail sliding blocks 54 for walking are fixedly arranged at the upper end of a vertical plate of the welding motor angle rule base 63; a linear guide rail 50 for walking is fixedly arranged on the bracket, and the linear guide rail sliding block 54 for walking and the linear guide rail 50 for walking are in sliding fit movement from side to side; the traveling linear guide rail 50 is respectively provided with a first moving proximity switch 52, a second moving proximity switch 53, a front travel switch 49 and a rear travel switch 55; the bracket is also provided with a rack connecting angle iron 56, the lower end of the rack connecting angle iron 56 is fixedly provided with a rack 57, and the rack 57 and the motor transmission gear 62 form a gear-rack matching structure; an automatic clamping device box frame 47 is arranged outside the lifting type automatic air inflation shaft clamping device B, and an emergency stop switch 44, a photoelectric scanning automatic stop switch 45 and a warning lamp 46 are sequentially arranged at the upper end part of the automatic clamping device box frame 47; the lower end part of the automatic clamping device box frame 47 is provided with a front caster 48; the lower end part of the automatic shaft pulling frame 51 is provided with a plurality of rail type trundles 60, the lifting type automatic shaft supporting device A is fixedly arranged on a double-rail base 61, and the plurality of rail type trundles 60 are arranged on the double-rail base 61 in a sliding manner; a deck front frame foot 66 is arranged on the outer side of the automatic shaft pulling frame 51, an angle iron mold beam 65 is arranged at the upper end of the deck front frame foot 66, and a V-shaped flat plate workbench 64 is arranged at the upper end of the angle iron mold beam 65.

The working principle of the automatic roll changing device is as follows: in the multi-axial glass fiber warp knitting process, when the knitting is finished, the fabric paper tube removing steps are as follows: (1) placing the air shaft sleeved with the fabric paper tube on the V-shaped flat plate workbench 64, and adjusting the height position of the lifting type air shaft automatic clamping device B to enable the small diameter end (the left end shown in figure 7) of the air shaft 67 to be at the same height position with the clamping shaft moving clamping foot 29 and the clamping shaft positioning clamping foot 30, (2) starting the automatic shaft pulling speed reducing motor 59 to adjust the axial position of the lifting type air shaft automatic clamping device B (the automatic shaft pulling speed reducing motor 59 drives the motor transmission gear 62 to rotate, and under the matching structure of a rack and a gear, the motor transmission gear 62 moves left and right due to the fixed gear rack, so that the automatic shaft pulling frame 51 is driven to move left and right, and meanwhile, the lifting type air shaft automatic clamping device B is driven to move left and right, so that the adjustment of the axial position is realized), the small diameter end of the air expansion shaft 67 is inserted between the clamping shaft moving clamping foot 29 and the clamping shaft positioning clamping foot 30; (3) starting the induction pushing cylinder 23 to push the clamping shaft moving clamping foot 29 to approach the clamping shaft positioning clamping foot 30, so as to clamp the small-diameter end of the inflatable shaft 67; (4) simultaneously starting the lifting type automatic shaft supporting device A to move upwards and the automatic physiosis shaft clamping device B to move upwards to lift the physiosis shaft 67; (5) clamping the fabric paper tube by an external clamping device; (6) starting the automatic inflatable shaft clamping device B to move towards the direction far away from the lifting type automatic shaft supporting device A, wherein the fabric paper tube is fixed with an external clamping structure and is not contacted with the V-shaped flat plate workbench 64 because the inflatable shaft 67 is in a lifting state; in the process of axial movement of the air shaft 67, the fabric paper tube is easily separated from the air shaft 67, and the fabric paper tube removing process is completed.

After the fabric paper tube removing process is completed, a worker needs to complete a process of adding a paper tube on the air inflation shaft 67, and the specific steps are as follows: (1) because the air inflation shaft 67 is in a lifting state, a worker can easily sleeve the paper tube on the end part of the air inflation shaft 67; (2) clamping the paper tube by an external clamping device; (3) starting the automatic inflatable shaft clamping device B to move towards the direction close to the lifting type automatic shaft supporting device A, wherein the paper tube is fixed with an external clamping structure, and the inflatable shaft 67 is in a lifting state; in the process of axial movement of the air inflation shaft 67, the paper tube is easy to approach from the end part of the air inflation shaft 67 to the center, and the paper tube adding process is completed; the position of the paper tube relative to the air inflation shaft 67 can be adjusted by adjusting the amount of movement of the automatic clamping device B of the air inflation shaft; (4) stopping the axial movement of the automatic inflatable shaft clamping device B after the paper tube reaches a preset position; (5) actuating the induction push cylinder 23 to push the clamp shaft moving clamp foot 29 away from the clamp shaft positioning clamp foot 30, thereby releasing the small diameter end of the air expansion shaft 67; (6) and starting the automatic inflatable shaft clamping device B to move downwards, so that the inflatable shaft 67 is horizontally placed on the V-shaped flat plate workbench 64 for subsequent processes, namely, the process of adding paper tubes is completed.

To sum up, only embody the preferred technical scheme of the utility model, some changes that the technical staff in the field probably made to some of them all embody the principle of the utility model, all should be the technical scope of the utility model.

Claims

1. An automatic clamping device for a multi-axial glass fiber warp knitting machine is characterized by mainly comprising a linear guide rail slide block (22) of the clamping device, an induction push cylinder (23), a cylinder base plate (26), a lifting guide rail plate seat (27) of the clamping device, a linear guide rail (28) of the clamping device, a clamping shaft moving clamping foot (29), a clamping shaft positioning clamping foot (30), an automatic clamping shaft base plate (32), a vertical motor base (33) of the clamping device, a driving chain wheel (34) of the clamping device, a three-phase asynchronous motor (35) of the clamping device, a transmission chain (36) of the clamping device, a lifting connecting plate (37) of the clamping device, a lifting angle iron (40) of the clamping device, a driven chain wheel (41) of the clamping device and a worm wheel ball screw lifter (43) of the clamping device; the vertical motor base (33) of the clamping device is fixedly provided with a three-phase asynchronous motor (35) of the clamping device, an output shaft of the three-phase asynchronous motor (35) of the clamping device is connected with a driving chain wheel (34) of the clamping device, and the driving chain wheel (34) of the clamping device and a driven chain wheel (41) of the clamping device are in power transmission through a transmission chain (36) of the clamping device; a driven chain wheel (41) of the clamping device drives a worm wheel ball screw lifter (43) of the clamping device to move up and down; the worm wheel ball screw lifter (43) of the clamping device drives the screw nut to move up and down linearly through the rotation of the ball screw, and the screw nut is fixedly connected with the lifting connecting plate (37) of the clamping device, so that the lifting connecting plate (37) of the clamping device also moves up and down linearly while the screw nut moves up and down linearly; the lifting guide rail plate seat (27) of the clamping device is fixedly arranged on one side of a worm wheel ball screw lifter (43) of the clamping device; the middle part of the lifting guide rail plate seat (27) of the clamping device is provided with a lifting connecting plate (37) of the clamping device; two linear guide rails (28) of the clamping device are arranged on one side of a lifting guide rail plate seat (27) of the clamping device, an automatic clamping shaft bottom plate (32) is fixedly connected to a lifting connecting plate (37) of the clamping device, the automatic clamping shaft bottom plate (32) is a straight angle plate and comprises a horizontal plate and a vertical plate, and a lifting angle iron (40) of the clamping device is arranged between the horizontal plate and the vertical plate; one side of a vertical plate of the automatic clamping shaft bottom plate (32) is fixedly provided with two linear guide rail sliding blocks (22) of the clamping device, a linear guide rail (28) of the clamping device and the linear guide rail sliding blocks (22) of the clamping device move in a vertical sliding fit manner, and the linear guide rail sliding blocks (22) of the clamping device drive the automatic clamping shaft bottom plate (32) to move vertically; the upper end of the horizontal plate of the automatic shaft clamping bottom plate (32) is fixedly connected with the induction pushing cylinder (23); one end of the induction push cylinder (23) is provided with the cylinder base plate (26); the piston rod of the induction push cylinder (23) penetrates through the cylinder base plate (26) to be connected with the clamping shaft moving clamping foot (29), and the clamping shaft positioning clamping foot (30) is arranged adjacent to the clamping shaft moving clamping foot (29).

2. The automatic clamping device as claimed in claim 1, wherein: the top of the ball screw is supported through a ball screw bearing seat (38), and the ball screw bearing seat (38) is fixedly connected to a lifting guide rail plate seat (27) of the clamping device.

3. The automatic clamping device as claimed in claim 1 or 2, wherein: the upper end of the lifting guide rail plate seat (27) of the clamping device is provided with an upper limit approaching switch (39) of the clamping device; the lower end of the lifting guide rail plate seat (27) of the clamping device is provided with a lower limit proximity switch (42) of the clamping device.

4. The automatic clamping device as claimed in claim 3, wherein: and a rear cylinder induction device (24) and a front cylinder induction device (25) are arranged on the induction push cylinder (23).

5. The automatic clamping device as claimed in claim 4, wherein: a lifting target finding approach switch (31) is arranged on a horizontal plate on the automatic clamping shaft bottom plate (32).

6. The automatic clamping device as claimed in claim 4, wherein: the specific parameters of the driving chain wheel (34) of the clamping device are 08B chain wheel multiplied by 10 teeth, the specific parameters of the driven chain wheel (41) of the clamping device are 08B chain wheel multiplied by 12 teeth, and the specific parameters of the transmission chain (36) of the clamping device are 08B chain.

7. The automatic clamping device as claimed in claim 4, wherein: the linear guide rail sliding block (22) of the clamping device is a 20HC linear guide rail sliding block, and the linear guide rail (28) of the clamping device is a 20HC linear guide rail.

8. The automatic clamping device as claimed in claim 2, wherein: the ball screw bearing seat (38) is specifically a UCP bearing seat.