CN107354567B

CN107354567B - Glove knitting device

Info

Publication number: CN107354567B
Application number: CN201710695854.XA
Authority: CN
Inventors: 陈百祥; 冯建明
Original assignee: Zhejiang Baixiang Technology Co ltd
Current assignee: Zhejiang Baixiang Technology Co ltd
Priority date: 2017-08-15
Filing date: 2017-08-15
Publication date: 2022-10-28
Anticipated expiration: 2037-08-15
Also published as: CN107354567A

Abstract

The invention discloses a glove knitting device, which comprises a rack, an automatic density adjusting mechanism, a jack rod control mechanism, a glove length detection mechanism, a scissors transmission mechanism, a fork knife transmission mechanism, a cam transmission mechanism, a machine head transmission mechanism, a needle selection mechanism and a control unit, wherein the automatic density adjusting mechanism, the jack rod control mechanism, the glove length detection mechanism, the scissors transmission mechanism, the fork knife transmission mechanism, the cam transmission mechanism, the machine head transmission mechanism and the needle selection mechanism are arranged on the rack; the automatic density adjusting mechanism is arranged on the machine head, the ejector rod control mechanism, the scissors transmission mechanism and the fork knife transmission mechanism are arranged on a sharp-angled wall plate of the machine frame and are respectively used for controlling the movement of the ejector rod, the scissors and the fork knife, the glove length detection mechanism and the cam transmission mechanism are arranged on a rear wall plate of the machine frame, and the needle selecting mechanism is arranged below the needle plate and is used for selecting needles; the machine head transmission mechanism is arranged on the machine frame box body and used for controlling the machine head to move. The glove knitting device can realize glove knitting and measurement in a full-automatic mode, each mechanism is driven to move through the motor, and the glove knitting device is simple and reliable in structure, convenient to assemble, stable in operation and low in maintenance rate.

Description

Glove knitting device

Technical Field

The invention relates to a knitting device, in particular to a glove knitting device.

Background

The glove knitting machine is a device for knitting gloves, and the glove knitting machines on the market at present have the following problems:

1) Mechanical transmission is mostly adopted, and the actions of all parts of the glove knitting machine are realized through gear and rack meshing, clutch control, chain, slide block transmission, a three-phase motor and the like. Because of many parts, the structure is more complex, the assembly difficulty is high, and the labor cost is high; in addition, the traditional glove knitting machine also has the problems of low efficiency, difficult troubleshooting and the like;

2) The density adjusting device of the glove machine is generally manually adjusted, a worker needs to unscrew a screw with a screwdriver, and then manually adjusts a density knob (rotation adjustment), the specific adjusting range (rotation angle) completely depends on the experience of the operator, and the problems of complex operation, low adjusting precision and the like exist;

3) The needle selection device of the glove machine generally adopts roller needle selection, the roller needle selection is that pins are distributed on a needle drum, the distribution of the pins is determined according to the gloves needing to be woven, because one needle drum only has one arrangement mode, when the weaving shape or color of the gloves needs to be changed, the arrangement mode needs to be changed again, and the defects of complex operation, high cost, single color of the woven gloves and the like exist;

4) After the finished glove product is knitted, the length of each glove needs to be measured manually, the length is measured by a manual ruler, and if the measured length does not meet the requirement, a density device of a glove machine needs to be adjusted, so that the knitting density of the glove is adjusted, and the knitted glove product meets the corresponding specification. Therefore, the measurement and adjustment are repeated, the process is complicated, and the weaving efficiency is low.

In view of the above, the present inventors have studied this, and developed a glove knitting apparatus, which has been developed.

Disclosure of Invention

The invention aims to provide a glove knitting device, which can realize glove knitting and measurement in a full-automatic manner, and is simple and reliable in structure, convenient to assemble, stable and high in running speed and low in maintenance rate, and all mechanisms are driven to act by a motor.

In order to achieve the above object, the solution of the present invention is:

the glove knitting device comprises a rack, an automatic density adjusting mechanism, a jack rod control mechanism, a glove length detection mechanism, a scissors transmission mechanism, a fork knife transmission mechanism, a cam transmission mechanism, a machine head transmission mechanism, a needle selection mechanism and a control unit for controlling the mechanisms, wherein the automatic density adjusting mechanism, the jack rod control mechanism, the glove length detection mechanism, the scissors transmission mechanism, the fork knife transmission mechanism, the cam transmission mechanism, the machine head transmission mechanism and the needle selection mechanism are arranged on the rack; the automatic density adjusting mechanism is arranged on the machine head and comprises a motor and a density adjusting rod, one end of the density adjusting rod is in linkage connection with the motor, the other end of the density adjusting rod is matched with a machine head density triangle, and the weaving density of the machine head is automatically controlled through the motor; the glove length detection mechanism and the cam transmission mechanism are arranged on a rear wall plate of the rack, and the needle selection mechanism is arranged below the needle plate and used for selecting needles; the machine head transmission mechanism is arranged on the machine frame box body and used for controlling the machine head to move.

Preferably, the automatic density adjusting mechanism further comprises a worm wheel and a worm which are installed on the machine head of the glove knitting device, the worm is connected with the motor and drives the worm to rotate through the motor, the worm wheel is meshed with the worm, one end of the density adjusting rod is matched with the density triangle of the machine head, the other end of the density adjusting rod is fixedly connected with the worm wheel, the density adjusting rod is driven by the motor to rotate, and therefore the density of the machine head is adjusted, and the motor is a stepping motor.

Preferably, the ejector rod control mechanism comprises an ejector rod seat and an ejector rod, at least 2 grooves for installing the ejector rod are formed in the ejector rod seat, one end of the ejector rod is connected with the cam, the cam is connected with the motor, the cam is driven to move through the driving of the motor, and therefore the ejector rod moves up and down in the grooves, and the motor is a stepping motor.

Preferably, a sliding groove is formed in the cam, and a sliding bearing matched with the sliding groove is arranged on the connecting end, connected with the cam, of the ejector rod.

Preferably, the glove length detection mechanism comprises a fixed seat, a motor and an infrared detection mechanism, wherein a lead screw is longitudinally arranged on the fixed seat, the lead screw is connected with the motor and is driven to rotate by the motor, a moving block capable of moving up and down along the lead screw is arranged on the fixed seat, the infrared detection mechanism comprises a fixed plate fixedly mounted on the moving block, an infrared transmitter and an infrared receiver mounted on the fixed plate, and the motor is a stepping motor.

Preferably, the transverse section of the fixing plate is '12467', the fixing plate comprises a first side plate fixed on the moving block, a third side plate located on the opposite side of the first side plate, and a second side plate connecting the first side plate and the third side plate, the infrared emitter is fixed on the first side plate, the infrared receiver is fixed on the third side plate, and the distance between the infrared emitter and the infrared receiver is larger than the thickness of the glove to be detected.

Preferably, the fixed seat comprises an upper fixed block, a lower fixed block and a guide rod longitudinally arranged between the upper fixed block and the lower fixed block, and the moving block is sleeved on the guide rod and can move up and down along the guide rod under the driving of the screw rod.

Preferably, the scissors transmission mechanism comprises a scissors seat, a motor and a rack, wherein a gear is mounted on a motor shaft, the gear is meshed with the rack, one end of the rack is connected with the scissors seat through a connecting plate, the scissors seat is slidably mounted on a sliding shaft, the scissors are mounted on the scissors seat, the rack is driven by the motor to move, so that the scissors move back and forth along the sliding shaft, and the motor is a stepping motor.

Preferably, the fork knife transmission mechanism comprises a fork knife shaft seat, a motor, a screw rod and a fork knife, wherein the fork knife is installed on the fork knife shaft seat through a fork knife support, one end of the screw rod is connected with a motor rotating shaft, the fork knife shaft seat is installed on the ball screw rod, the ball screw rod is driven to move through the motor, the fork knife shaft seat is moved, the reciprocating movement of the fork knife is further realized, and the motor is a stepping motor.

Preferably, the cam transmission mechanism comprises a motor, a cam group and a transmission foot group, wherein the cam group comprises a first cam, a second cam and a third cam which are sequentially mounted on a cam shaft, the cam shaft is connected with the motor through a synchronizing wheel, the cam group is driven to move through the motor, the transmission foot group comprises a first transmission foot, a second transmission foot and a third transmission foot which are respectively corresponding to the first cam, the second cam and the third cam, one end of the first transmission foot, one end of the second transmission foot and one end of the third transmission foot are movably mounted on the transmission foot base through transmission foot shafts, the other end of the first transmission foot, one end of the second transmission foot and one end of the third transmission foot are provided with bearings, the bearings are in contact with the corresponding cams and move along with the cams, and the motor is a stepping motor.

As the preferred, aircraft nose drive mechanism includes aircraft nose pulling rod, flies frame and drive assembly, and the aircraft nose passes through the aircraft nose pulling rod and links to each other with the aircraft frame, and the aircraft frame passes through the connecting block and links to each other with drive assembly, drives the motion of aircraft nose pulling rod through drive assembly to the messenger installs the aircraft nose motion at the aircraft nose pulling rod.

Preferably, the transmission assembly comprises a servo motor, a first synchronizing wheel connected with the servo motor, and a second synchronizing wheel connected with the first synchronizing wheel through a first conveying belt, the second synchronizing wheel is connected with a third synchronizing wheel through a synchronizing wheel shaft, the third synchronizing wheel is connected with a fourth synchronizing wheel through a second synchronizing belt, the connecting block is fixedly connected with the second synchronizing belt, and the servo motor drives the second synchronizing wheel to move back and forth to realize the movement of the connecting block.

Preferably, the needle selecting mechanism comprises an aluminum roller shaft arranged between closed-angle wallboards of the glove machine, a needle selector and a plurality of needle selecting head assemblies arranged on the needle selector, wherein two ends of the needle selector are respectively fixed on the aluminum roller shaft through fixing blocks, each needle selecting head assembly comprises a needle selecting head body, the bottom of the needle selecting head body is provided with a transversely arranged rotating shaft hole, a magnet and a coil are arranged below the rotating shaft hole, the needle selector is provided with a plurality of through holes which are in one-to-one correspondence with the rotating shaft holes, and the through holes are matched and connected through rotating shafts; the magnet comprises an N pole and an S pole, the N pole and the S pole are respectively positioned on two sides of the rotating shaft hole, and the deflection of the needle selection head body is realized through the attraction of the coil and the N pole and the S pole of the magnet.

Preferably, the coil contains a magnetic core, pulse current is respectively conducted to the positive direction and the negative direction through a full-bridge type switching circuit, the magnetic core is magnetized into permanent magnets with different polarities, and the magnetic core is matched with the N pole and the S pole of the magnet to pull the needle selection head body to deviate, so that the selection function is completed.

The working principle of the glove knitting device is as follows: when knitting is started, the scissors transmission mechanism and the fork knife transmission mechanism respectively transmit the scissors and the fork knives in place, the machine head starts to knit, the needle selection mechanism selects the needle in a non-knitting area of the machine head while knitting, after one part is knitted, the fork knives, the scissors and the cams reach a position required by knitting the next part through a series of matching actions, the machine head knits the next part, circular knitting is performed, after knitting is completed, the gloves are measured through the glove length detection mechanism, measured data are fed back to the control unit, the control unit controls the automatic density adjusting mechanism to adjust the density, and the next knitting is started after the density is adjusted.

The glove knitting device can realize full-automatic glove knitting, each mechanism is driven to act through the servo motor and the stepping motor, the structure is simple and reliable, the assembly is convenient, the operation is stable and high-speed (noise pollution is reduced), and the maintenance rate is low; each mechanism is installed and driven in a sub-module mode, and when a certain device breaks down, a fault point can be rapidly checked. In addition, the automatic density adjusting mechanism is driven by a motor, so that accurate control can be realized, and the adjusting precision is high; the glove length detection mechanism adopts the infrared transmitter and the infrared receiver to automatically measure the length of the glove, has high precision and high measurement speed, saves the process of manually measuring the length of the glove by workers, and greatly improves the glove knitting speed; the needle selection mechanism can select the needle at will, so that the needle selection requirements of different gloves are met, and the gloves with rich colors can be woven; meanwhile, the process is simplified, the pin does not need to be manually replaced, and the labor cost is greatly reduced.

The invention is described in further detail below with reference to the figures and the specific embodiments.

Drawings

FIG. 1 is a front view of a glove knitting apparatus according to the present embodiment;

FIG. 2 is a first structural diagram of the automatic density adjusting mechanism of the present embodiment;

FIG. 3 is a second (exploded) view of the automatic density adjusting mechanism of the present embodiment;

FIG. 4 is a structural view of a jack control mechanism of the present embodiment;

FIG. 5 is a structural view of a glove length detecting mechanism according to the present embodiment;

FIG. 6 is a structural view of a scissors driving mechanism of the present embodiment;

FIG. 7 is a structural view of a fork-knife drive mechanism of the present embodiment;

FIG. 8 is a structural view of a cam drive mechanism of the present embodiment;

FIG. 9 is a structural view of a head transmission mechanism of the present embodiment;

FIG. 10 is a structural view of a needle selecting mechanism of the present embodiment;

fig. 11 is a schematic structural view of the selector head assembly of this embodiment.

Detailed Description

As shown in fig. 1, a glove knitting apparatus comprises a frame 1, an automatic density adjusting mechanism 2, a mandril control mechanism 3, a glove length detection mechanism 4, a scissors transmission mechanism 5, a fork knife transmission mechanism 6, a cam transmission mechanism 7, a machine head transmission mechanism 8, a needle selection mechanism 9 and a control unit for controlling the above mechanisms, wherein the automatic density adjusting mechanism 2, the mandril control mechanism 3, the glove length detection mechanism 4, the scissors transmission mechanism 5, the fork knife transmission mechanism 6, the cam transmission mechanism 7, the machine head transmission mechanism 8 and the needle selection mechanism 9 are arranged on the frame 1; wherein, 1 top left and right sides in frame is equipped with left wallboard 11 and right wallboard 12 respectively, left side wallboard 11 and right wallboard 12 top are equipped with left closed angle wallboard 13 and right closed angle wallboard 14 respectively. The common glove knitting device is provided with a front knitting system and a back knitting system, and two sides of the glove are knitted simultaneously. Each set of knitting system is provided with a respective machine head 10, an automatic density adjusting mechanism 2, a top rod control mechanism 3 and a needle selecting mechanism 9, and the glove length detection mechanism 4, the scissors transmission mechanism 5, the fork knife transmission mechanism 6, the cam transmission mechanism 7 and the machine head transmission mechanism 8 are shared. The automatic density adjusting mechanism 2 is arranged on the machine head and is used for automatically controlling the weaving density of the machine head; the ejector rod control mechanism 3, the scissors transmission mechanism 5 and the fork knife transmission mechanism 6 are arranged on a left sharp-angled wall plate 13 and a right sharp-angled wall plate 14 of the rack and are respectively used for controlling the movement of the ejector rod, the scissors and the fork knife, the glove length detection mechanism 4 and the cam transmission mechanism 7 are arranged on a rear wall plate 15 of the rack, and the needle selection mechanism 9 is arranged below the needle plate and is used for selecting the needle; the machine head transmission mechanism 8 is arranged on the frame box body 16 and used for controlling the machine head 10 to move.

As shown in fig. 2-3, the automatic density adjusting mechanism 2 comprises a density adjusting motor 22, a density adjusting rod 21, a worm 24 and a worm wheel 25, which are mounted on the glove knitting machine head 10, wherein the density adjusting motor 22 is fixedly mounted on the machine head 10 through a motor fixing plate 23.

The worm 24 links to each other with density adjustment motor 22, and it is rotatory to drive the worm 24 through density adjustment motor 22, worm wheel 25 meshes with worm 24 mutually, density adjustment pole 21 one end cooperatees with the density triangle of aircraft nose, and the other end and worm wheel 25 fixed connection adjust the size of aircraft nose 21 density through the rotation of density adjustment pole 21.

The automatic density adjusting mechanism 2 of the embodiment has the working principle that: the worm wheel 25 is fixedly matched with the density adjusting rod 21, the density adjusting motor 22 is fixedly matched with the worm 24, the movement of the worm wheel 25 and the movement of the worm 24 are controlled through the rotation of the density adjusting motor 22, so that the density adjusting rod 26 is driven to rotate, and finally the density of the handpiece 21 is adjusted through a density triangle matched with the density adjusting rod 26.

The automatic density adjusting mechanism 2 described in this embodiment is fully automatically driven by the density adjusting motor 22, and a user can realize accurate control through a control panel connected with the density adjusting motor 22, and the adjusting precision is high; and the whole mechanism has simple structure, convenient operation, safety and reliability, and greatly reduces the labor cost.

As shown in fig. 4, the ejector rod control mechanism 3 includes an ejector rod seat 31 and an ejector rod 32, the ejector rod seat 31 is provided with at least 2 grooves 33 for mounting the ejector rod 32, and the embodiment is provided with 3 ejector rods 32 and correspondingly, 3 grooves 33. One end of each ejector rod 33 is connected with a cam 34, the cam 34 is connected with a cam motor 35, one cam motor 35 can simultaneously control 1 or more cams 34, and only the ejector rod 32 can ascend or descend according to a preset state, in the embodiment, 2 cam motors 35 are arranged and are respectively located on two sides of the ejector rod seat 31, one cam motor 35 controls one cam 34, and the other cam motor 35 controls the other 2 cams 34. The cam motor 35 is mounted on the ejector rod seat 31 through a motor fixing seat 36. The cam 34 is driven by the cam motor 35 to move, so that the mandril 32 moves up and down in the groove 33. Different combinations of different top plates 32 are realized, and the combinations are respectively used for controlling the actions of a density triangle, a sealing triangle, a rubber band triangle, a middle triangle and the like.

In this embodiment, the cooperation between the cam 34 and the cam motor 35 specifically includes: a sliding groove 341 is arranged on the cam 34, and a sliding bearing 321 matched with the sliding groove 341 is arranged on the connecting end of the push rod 32 connected with the cam 34.

As shown in fig. 5, the glove length detecting mechanism 4 includes a fixing base 41, a detecting motor 42 and an infrared detecting mechanism 43, in this embodiment, the fixing base 41 includes an upper fixing block 411, a

lower fixing block

412, and 2 guide rods 413 longitudinally arranged between the upper fixing block 411 and the lower fixing block 412.

A screw rod 414 which is longitudinally arranged is arranged in the middle of the fixed seat 41, the bottom of the screw rod 414 is connected with the detection motor 42, and the screw rod 414 is driven to rotate by the detection motor 42. The fixed seat 41 is provided with a moving block 415, two ends of the moving block 415 are sleeved on the guide rod 413, the middle of the moving block 415 is in linkage connection with the lead screw 414, and the moving block can move up and down along the guide rod 413 under the driving of the lead screw 414. The infrared detection mechanism 43 includes a fixed plate 431 fixedly mounted on the moving block 415, and an infrared transmitter 432 and an infrared receiver 433 mounted on the fixed plate 431.

The transverse section of the fixed plate 431 is '12467', and the fixed plate 431 comprises a first side plate 4311 fixed on the moving block 415, a third side plate 4313 positioned at the opposite side of the first side plate 4311, and a second side plate 4312 connecting the first side plate 4311 and the third side plate 4313, wherein the infrared transmitter 432 is fixed on the first side plate 4311, the infrared receiver 33 is fixed on the third side plate 4313, and the distance between the infrared transmitter 432 and the infrared receiver 433 is larger than the thickness of the glove to be tested.

The working principle of the glove length detection mechanism is as follows: the upper fixing block 411 and the lower fixing block 412 of the fixing base 41 are installed on the rear wall panel 15 of the glove knitting device. The moving block 415 can move up and down on the guide rod 413 by the driving of the detection motor 42 and the lead screw 414. Before the length detection, a standard value is set (namely, the standard value position is determined when the moving block 415 is positioned at which height), when the detected glove falls down vertically, the detected glove stops between the infrared transmitter 432 and the infrared receiver 433, at the moment, the middle finger of the detected glove is over against the infrared transmitter 432 and the infrared receiver 433, the moving block 415 moves up and down, the difference value between the detected glove and the standard value is calculated through the sensing action of the infrared transmitter 432 and the infrared receiver 433 and the rotation parameter of the motor 42, and meanwhile, the measured data is fed back to the glove knitting device control unit, so that the glove knitting device control unit controls the automatic density adjusting device to work.

The glove length detection mechanism of this embodiment adopts infrared emitter 432 and infrared receiver 433 automatic measurement gloves length, and the precision is high, and measuring speed is fast, has saved the process of workman manual measurement gloves length, has promoted gloves knitting speed by a wide margin.

As shown in fig. 6, the scissors transmission mechanism 5 includes a scissors base 51, a scissors motor 52 and a rack 53, wherein a pinion 54 is mounted on the scissors motor 52, the pinion 54 is engaged with the rack 53, one end of the rack 53 is connected to the scissors base 51 through a connecting plate 55, the scissors base 51 is slidably mounted on a sliding shaft 56, scissors are mounted on the scissors base 51, the rack 53 is driven by the scissors motor 52 to move, so that the scissors move back and forth along the sliding shaft 56, and the scissors motor 52 is mounted on the left corner wall plate 13 through a motor fixing plate 57. In order to prevent the rack 53 from being displaced, rack stoppers 58 are further provided on both sides of the rack 53. The scissors transmission mechanism 5 has the functions of: after a certain part is knitted, the scissor seat 51 is sent to a position where the thread needs to be cut, and the thread cutting function is realized.

As shown in fig. 7, the fork-knife transmission mechanism 6 includes a fork-knife shaft seat 61, a fork-knife motor 62, a ball screw 63 and a fork knife 64, wherein the fork knife 64 is mounted on the fork-knife shaft seat 61 through a fork-knife bracket 65, one end of the ball screw 63 is connected to the rotating shaft of the fork-knife motor 62, the fork-knife shaft seat 61 is mounted on the ball screw 63, and the ball screw 63 is driven by the fork-knife motor 62 to move, so that the fork-knife shaft seat 61 is moved, and the fork knife 64 is moved back and forth. In order to ensure that the forked knife shaft seat 61 moves smoothly, 2 forked knife guide shafts 66 are further arranged at the bottom of the forked knife shaft seat 61 in a penetrating mode, two ends of each forked knife guide shaft 66 are fixedly installed on a fixing plate 67, and the fixing plate 67 is installed on the left pointed corner wall plate 13. The fork knife transmission mechanism 6 has the following functions: when one finger of the glove is knitted, the fork knife moves to a certain position, and when the next finger is knitted, the two fingers are separated.

As shown in fig. 8, the cam transmission mechanism 7 includes a cam motor 71, a cam set 72 and a transmission leg set 73, wherein the cam set 72 includes a first cam 721, a second cam 722 and a third cam 723, which are sequentially mounted on a cam shaft 74, the cam shaft 74 is connected to the cam motor 71 through a synchronous wheel set 75, and the cam motor 71 drives the cam set 72 to move. The transmission leg set 73 comprises a first transmission leg 731, a second transmission leg 732 and a third transmission leg 733 which are respectively corresponding to the first cam 721, the second cam 722 and the third cam 723, one end of the first transmission leg 731, one end of the second transmission leg 732 and one end of the third transmission leg 733 are movably mounted on the transmission leg base 77 through the transmission leg shaft 76, the other end of the first transmission leg is provided with a bearing 78, and the bearing 78 is in contact with the corresponding cam and moves relatively along with the cam. In this embodiment, the first cam 721 is used for hooking a thread, the second cam 722 is used for pressing a needle, and the third cam 723 is used for controlling opening and closing of scissors. The cam motor 71 is mounted on the rear wall panel 15 of the glove knitting apparatus via a motor fixing plate 79. The cam motor 71 controls the rotation of the cam shaft 74, and when the cam shaft is rotated to a certain position, the first cam 721, the second cam 722 and the third cam 723 can respectively complete the closing and opening of the thread, the needle lifting and the scissors.

As shown in fig. 9, the machine head transmission mechanism 8 includes a machine head pulling rod 81, a plane frame 82 and a transmission assembly 83, the machine head 10 is connected with the plane frame 82 through the machine head pulling rod 81, the plane frame 82 is connected with the transmission assembly 83 through a connecting block 84, and the transmission assembly 83 drives the machine head pulling rod 81 to move, so that the machine head 10 installed on the machine head pulling rod 81 moves.

The transmission assembly 83 includes servo motor 831, the first synchronizing wheel 832 that links to each other with servo motor 831, the second synchronizing wheel 834 that links to each other with first synchronizing wheel 832 through first conveyer belt 833, second synchronizing wheel 834 links to each other with third synchronizing wheel 836 through synchronizing wheel axle 835, third synchronizing wheel 836 links to each other with fourth synchronizing wheel 838 through second hold-in range 837, connecting block 84 and second hold-in range 837 fixed connection drive second hold-in range 833 back and forth movement through servo motor 831, realize connecting block 84 and move. The head adopts the servo motor 831 to realize high-speed movement of the head.

The machine head transmission mechanism 8 is used for realizing the back-and-forth movement of the machine head 10 to weave gloves.

As shown in fig. 10 to 11, the needle selecting mechanism 9 comprises an aluminum roller shaft 92 installed between the left corner wall plate 13 and the right corner wall plate 14 of the glove knitting apparatus, a needle selector 93, and a plurality of needle selecting head assemblies 94 installed on the needle selector 93, wherein both ends of the needle selector 93 are respectively fixed on the aluminum roller shaft 92 through a left fixed block 95 and a right fixed block 91. The needle selecting head assembly 94 includes a needle selecting head body 941, a transversely disposed rotating shaft hole 944 is disposed at the bottom of the needle selecting head body 941, and a magnet 942 and a coil 943 are disposed below the rotating shaft hole 944. The needle selector 93 is provided with a plurality of through holes 931 corresponding to the rotating shaft holes 944 one to one, and the through holes 931 are connected in a matching manner through rotating shafts.

The magnet 92 includes an N pole and an S pole, the N pole and the S pole are respectively located at two sides of the rotating shaft hole 944, and the length extending directions of the N pole and the S pole are axially consistent with the rotating shaft hole 944. Coil 943 contains the magnetic core, leads to respectively to positive and negative two directions through full-bridge type switch circuit with impulse current, magnetizes the permanent magnet for not polarity with the magnetic core, then cooperates with magnet N utmost point, S utmost point: when the magnetic core of the coil 943 is N-pole, the S-pole of the magnet 942 is attracted thereto, so that the selector head body is shifted in the S-pole direction of the magnet 942; on the contrary, when the coil core is S-pole, the N-pole of the magnet 942 is attracted thereto, so that the selector body is shifted in the N-pole direction of the magnet 942.

The needle selecting device of the glove machine described in this embodiment has the working principle: because the magnet 942 includes N-stage and S-stage, the rotating shaft hole 944 at the bottom of the selector body 941 is connected to the through hole 931 on the selector by a rotating shaft, and the selector body 941 can swing left and right by the selecting action of the coil 943 to meet the requirement of selecting needles.

The needle selection device of the glove machine can select the needle at will, so that the needle selection requirements of different gloves are met, and the gloves with rich colors can be knitted; meanwhile, the process is simplified, the pin does not need to be manually replaced, and the labor cost is greatly reduced.

The density adjusting motor 22, the cam motor 35, the detection motor 42, the scissors motor 52, the fork knife motor 62 and the cam motor 71 in the embodiment are all stepping motors.

The working principle of the glove knitting device is as follows: when knitting is started, the scissors transmission mechanism 5 and the fork knife transmission mechanism 6 respectively transmit the scissors and the fork knives 64 to be in place, the machine head 10 starts to knit, the needle selection mechanism 9 selects the needles in the non-knitting area of the machine head while knitting, after one part is knitted, the fork knives 64, the scissors and the cams reach the position required by knitting the next part through a series of matching actions, the machine head 10 knits the next part, circular knitting is performed, after knitting is completed, the gloves are measured through the glove length detection mechanism 4, the measured data are fed back to the control unit, the control unit controls the automatic density adjustment mechanism 2 to adjust the density, and knitting of the next glove is started after the density is adjusted.

The glove knitting device can realize glove knitting in a full-automatic manner, each mechanism is driven to act through the servo motor and the stepping motor, and the glove knitting device is simple and reliable in structure, convenient to assemble, stable and high in speed in operation (noise pollution is reduced), and low in maintenance rate; each mechanism is installed and driven in a sub-module mode, and when a certain device breaks down, a fault point can be rapidly checked.

The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.

Claims

1. The glove knitting device is characterized in that: the glove knitting machine comprises a rack, an automatic density adjusting mechanism, a jack rod control mechanism, a glove length detection mechanism, a scissors transmission mechanism, a fork knife transmission mechanism, a cam transmission mechanism, a machine head transmission mechanism, a needle selection mechanism and a control unit, wherein the automatic density adjusting mechanism, the jack rod control mechanism, the glove length detection mechanism, the scissors transmission mechanism, the fork knife transmission mechanism, the cam transmission mechanism, the machine head transmission mechanism and the needle selection mechanism are arranged on the rack; the automatic density adjusting mechanism is arranged on the machine head and comprises a motor and a density adjusting rod, one end of the density adjusting rod is in linkage connection with the motor, the other end of the density adjusting rod is matched with a machine head density triangle, and the weaving density of the machine head is automatically controlled through the motor; the ejector rod control mechanism, the scissors transmission mechanism and the fork knife transmission mechanism are arranged on a sharp-angled wall plate of the frame and are respectively used for controlling the movement of the ejector rod, the scissors and the fork knife; the glove length detection mechanism and the cam transmission mechanism are arranged on a rear wall plate of the rack, and the needle selection mechanism is arranged below the needle plate and used for selecting needles; the machine head transmission mechanism is arranged on the frame box body and used for controlling the machine head to move;

the automatic density adjusting mechanism also comprises a worm wheel and a worm, wherein the worm wheel and the worm are arranged on a machine head of the glove knitting device, the worm is connected with a motor, the worm is driven to rotate by the motor, the worm wheel is meshed with the worm, one end of the density adjusting rod is matched with a density triangle of the machine head, the other end of the density adjusting rod is fixedly connected with the worm wheel, the density adjusting rod is driven to rotate by the motor, and the motor is a stepping motor;

the glove length detection mechanism comprises a fixed seat, a motor and an infrared detection mechanism, wherein a lead screw is longitudinally arranged on the fixed seat, the lead screw is connected with the motor and is driven to rotate by the motor, a moving block capable of moving up and down along the lead screw is arranged on the fixed seat, the infrared detection mechanism comprises a fixed plate fixedly arranged on the moving block, an infrared transmitter and an infrared receiver which are arranged on the fixed plate, and the motor is a stepping motor;

the transverse section of the fixing plate is '12467', the fixing plate comprises a first side plate fixed on the moving block, a third side plate located on the opposite side of the first side plate and a second side plate connecting the first side plate and the third side plate, the infrared transmitter is fixed on the first side plate, the infrared receiver is fixed on the third side plate, and the distance between the infrared transmitter and the infrared receiver is larger than the thickness of the glove to be detected.

2. The glove knitting apparatus as in claim 1, wherein: the ejector rod control mechanism comprises an ejector rod seat and an ejector rod, wherein at least 2 grooves used for installing the ejector rod are formed in the ejector rod seat, one end of the ejector rod is connected with the cam, the cam is connected with the motor, the cam is driven to move through the driving of the motor, and therefore the ejector rod can move up and down in the grooves, and the motor is a stepping motor.

3. The glove knitting apparatus as in claim 2, wherein: the cam is provided with a sliding groove, and the connecting end of the ejector rod and the cam is provided with a sliding bearing matched with the sliding groove.

4. The glove knitting apparatus as in claim 1, wherein: the fixed seat comprises an upper fixed block, a lower fixed block and a guide rod longitudinally arranged between the upper fixed block and the lower fixed block, and the moving block is sleeved on the guide rod and can move up and down along the guide rod under the driving of the screw rod.

5. The glove knitting apparatus as in claim 1, wherein: the scissors transmission mechanism comprises a scissors seat, a motor and a rack, wherein a gear is mounted on a motor shaft and meshed with the rack, one end of the rack is connected with the scissors seat through a connecting plate, the scissors seat is slidably mounted on a sliding shaft, scissors are mounted on the scissors seat and drive the rack to move through the motor, and the motor is a stepping motor.

6. The glove knitting apparatus as in claim 1, wherein: the fork knife transmission mechanism comprises a fork knife shaft seat, a motor, a screw rod and a fork knife, wherein the fork knife is installed on the fork knife shaft seat through a fork knife support, one end of the screw rod is connected with a motor rotating shaft, the fork knife shaft seat is installed on a ball screw rod and drives the ball screw rod to move through the motor, and the motor is a stepping motor.

7. The glove knitting apparatus as in claim 1, wherein: cam drive mechanism includes motor, cam group and transmission foot group, wherein, the cam group is including installing first cam, second cam and the third cam on the camshaft in proper order, the camshaft passes through the synchronizing wheel and links to each other with the motor, through the motion of motor drive cam group, transmission foot group is including first transmission foot, second transmission foot and the third transmission foot corresponding with first cam, second cam and third cam respectively, transmission foot axle movable mounting is passed through on the transmission footstand to first transmission foot, second transmission foot and third transmission foot one end, and the other end is equipped with the bearing, the bearing contacts with the cam that corresponds to along with cam relative motion, the motor is step motor.

8. The glove knitting apparatus as in claim 1, wherein: the aircraft nose drive mechanism includes aircraft nose pulling rod, flies frame and drive assembly, and the aircraft nose passes through the aircraft nose pulling rod and links to each other with the aircraft frame, and the aircraft frame passes through the connecting block and links to each other with drive assembly, drives the motion of aircraft nose pulling rod through drive assembly.

9. The glove knitting apparatus as in claim 8, wherein: the transmission assembly comprises a servo motor, a first synchronous wheel connected with the servo motor, and a second synchronous wheel connected with the first synchronous wheel through a first conveyor belt, the second synchronous wheel is connected with a third synchronous wheel through a synchronous wheel shaft, the third synchronous wheel is connected with a fourth synchronous wheel through a second synchronous belt, the connecting block is fixedly connected with the second synchronous belt, and the servo motor drives the second synchronous belt to move back and forth to realize the movement of the connecting block.

10. The glove knitting apparatus as in claim 1, wherein: the needle selecting mechanism comprises an aluminum roller shaft arranged between sharp-angled wall plates of the glove knitting machine, a needle selector and a plurality of needle selecting head assemblies arranged on the needle selector, wherein two ends of the needle selector are respectively fixed on the aluminum roller shaft through fixing blocks, each needle selecting head assembly comprises a needle selecting head body, a transversely arranged rotating shaft hole is formed in the bottom of the needle selecting head body, a magnet and a coil are arranged below the rotating shaft hole, the needle selector is provided with a plurality of through holes which are in one-to-one correspondence with the rotating shaft holes, and the through holes and the rotating shaft holes are matched and connected; the magnet comprises an N pole and an S pole, the N pole and the S pole are respectively positioned on two sides of the rotating shaft hole, and the deflection of the needle selection head body is realized through the attraction of the coil and the N pole and the S pole of the magnet.

11. The glove knitting apparatus as in claim 10, wherein: the coil is internally provided with a magnetic core, pulse current is respectively conducted to the positive direction and the negative direction through a full-bridge type switching circuit, the magnetic core is magnetized into permanent magnets with different polarities, and the magnetic core is matched with the N pole and the S pole of the magnet to pull the needle selecting head body to deviate so as to complete the selection function.