CN107938199A - A kind of lift pin mechanism - Google Patents

A kind of lift pin mechanism Download PDF

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Publication number
CN107938199A
CN107938199A CN201711402017.XA CN201711402017A CN107938199A CN 107938199 A CN107938199 A CN 107938199A CN 201711402017 A CN201711402017 A CN 201711402017A CN 107938199 A CN107938199 A CN 107938199A
Authority
CN
China
Prior art keywords
bar
lifting
eccentric wheel
rod
lift
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201711402017.XA
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Chinese (zh)
Other versions
CN107938199B (en
Inventor
叶其孩
叶方国
叶其广
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WENZHOU HUALONG PRINTING MACHINERY CO Ltd
Original Assignee
WENZHOU HUALONG PRINTING MACHINERY CO Ltd
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Application filed by WENZHOU HUALONG PRINTING MACHINERY CO Ltd filed Critical WENZHOU HUALONG PRINTING MACHINERY CO Ltd
Priority to CN201711402017.XA priority Critical patent/CN107938199B/en
Publication of CN107938199A publication Critical patent/CN107938199A/en
Application granted granted Critical
Publication of CN107938199B publication Critical patent/CN107938199B/en
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Classifications

    • DTEXTILES; PAPER
    • D05SEWING; EMBROIDERING; TUFTING
    • D05CEMBROIDERING; TUFTING
    • D05C11/00Devices for guiding, feeding, handling, or treating the threads in embroidering machines; Machine needles; Operating or control mechanisms therefor
    • D05C11/02Machine needles
    • D05C11/06Needle-driving or control mechanisms

Abstract

The present invention relates to field of textile equipment, more particularly to a kind of lift pin mechanism.A kind of lift pin mechanism, including the contact pin bar being arranged in rack, the both ends of contact pin bar are positioned in sliding seat;The power spindle being arranged in parallel with the body of rod direction of the contact pin bar is located in the rack, power spindle connects the sliding seat by lifting up bar assembly;When power spindle rotates, sliding seat is driven to be moved back and forth with respect to stands longitudinal by lifting up bar assembly.Other mechanisms that the lift pin mechanism can be driven the operation of contact pin bar and power spindle are run simultaneously, so as to ensure the harmony between each mechanism of equipment.

Description

A kind of lift pin mechanism
Technical field
The present invention relates to field of textile equipment, more particularly to a kind of lift pin mechanism.
Background technology
Lace is common using cotton thread, linen thread, silk thread or various fabrics as raw material in a kind of people life, by embroidered or Weave the Decorative art work product formed.Lace machine is a kind of efficient suture, emebosser, is mainly used for synthetic fibers cloth Tape edge, welding, it is molten cut, be embossed, converted products has that watertightness is good, and production efficiency height, without needlework auxiliary material, molten section is put down It is sliding without flash, the features such as good hand touch.Existing lace machine in use, need is separately provided power part driving contact pin bar and is indulged along rack To reciprocating movement;But the braiding step and other mechanisms of such lace machine are difficult to coordinate, therefore need to improve.
The content of the invention
To solve the above-mentioned problems, can be by contact pin it is an object of the invention to provide a kind of lift pin mechanism, the lift pin mechanism The operation of bar is run simultaneously with other mechanisms that power spindle is driven, so as to ensure the harmony between each mechanism of equipment.
In order to realize above-mentioned purpose, present invention employs following technical solution:
A kind of lift pin mechanism, it is characterised in that:Including the contact pin bar being arranged in rack, the both ends of contact pin bar are positioned at activity On seat;The power spindle being arranged in parallel with the body of rod direction of the contact pin bar is located in the rack, power spindle is by lifting up Bar assembly connects the sliding seat;When power spindle rotates, sliding seat is driven back and forth to be moved with respect to stands longitudinal by lifting up bar assembly It is dynamic.
Preferably, the bar assembly of lifting up includes lifting up bar, eccentric wheel, connecting rod of eccentric wheel and movable push bar;The bar of lifting up Middle part is rotatably arranged in rack by axostylus axostyle, eccentric wheel be set on power spindle and with the power spindle synchronous rotary, The both ends of connecting rod of eccentric wheel are connected with eccentric wheel, the first end for lifting up bar respectively;The second end for lifting up bar is in sliding seat Lower section, the bottom of movable push bar are connected on the second end for lifting up bar, and the upper end of movable push bar is connected in sliding seat.Should In technical solution, power spindle band movable eccentric wheel rotates, and eccentric wheel drives connecting rod of eccentric wheel to lift up up and down, further by lifting up bar Effect, by this it is upper and lower lift up movement and be transferred to movable push bar, and finally promote sliding seat movement.
Preferably, the middle part for lifting up bar is equipped with sleeve, sleeve inner is equipped with bearing, and bearing is set on axostylus axostyle.
Preferably, the rack is equipped with the guide rod being vertically arranged, sliding seat is slidably arranged on guide rod.
Preferably, the first end for lifting up bar is in below eccentric wheel, the bottom of connecting rod of eccentric wheel is with lifting up the first of bar End is connected, and the upper end of connecting rod of eccentric wheel is set on eccentric wheel.
The present invention uses above-mentioned technical proposal, which is related to a kind of lift pin mechanism;In the lift pin mechanism, power master Axis is driven by main motor, and power spindle drives sliding seat to be moved back and forth with respect to stands longitudinal by lifting up bar assembly, due to contact pin The both ends of bar are positioned in sliding seat, therefore the longitudinally reciprocal movement of synchronous drive contact pin bar.In this way, the structure can be by contact pin bar Operation is run simultaneously with other mechanisms that power spindle is driven, so as to ensure the harmony between each mechanism of equipment.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention.
Fig. 2 is the structure diagram of lift pin mechanism.
Fig. 3 is the structure diagram of contact pin bar transverse motion mechanism.
Embodiment
Below in conjunction with the accompanying drawings, the preferred embodiments of the invention are described in further detail.
A kind of step motion control lace machine as shown in Fig. 1 ~ 3, including rack 1, and the conveyer being arranged in rack 1 Structure, lift pin mechanism and contact pin bar transverse motion mechanism.The lift pin mechanism and contact pin bar transverse motion mechanism are driven by main motor 2 Dynamic, the conveying mechanism includes conveying roller group, and the stepper motor of driving conveying roller group.Coding is additionally provided with the rack 1 Device 31.Encoder 31 is used for the speed of mainshaft for reading main motor 2, and reading information is fed back to the driver of stepper motor.From And the rotating speed of the rotating speed and main motor 2 of stepper motor is set to be operated by setting ratio.Conveying roller group generally comprise input rubber roller 32, Lower input rubber roller 33 and output rubber roller 33, upper input rubber roller 32, lower input rubber roller 33 and output rubber roller 34 are by single stepping Motor is driven.The output speed that encoder 31 is used to read main motor 2 is provided with the step motion control lace machine, and will be read Information feeds back to the driver of stepper motor, the rotating speed of the rotating speed and main motor 2 of stepper motor is operated by setting ratio.It is actual In, main motor 2 is driven by frequency converter, is declined when frequency converter frequency reduces spindle speed, stepper motor is obtained from encoder 31 Data also corresponding reduction of speed, it is on the contrary when frequency converter frequency increases.A virtual tooth is formed i.e. between stepper motor and main motor 2 Take turns mechanism(Electronic gear)As long as only gear ratio is set to change revolution on a drive when product to be replaced, at the same time Shorten the quality that chain distance improves product.
The lift pin mechanism includes the contact pin bar 41 being arranged in rack 1, and the both ends of contact pin bar 41 are positioned at sliding seat On 42, contact pin bar 41 can be moved axially with respect to sliding seat 42.Rack 1 is equipped with the guide rod 43 being vertically arranged, and sliding seat 42 is slided It is dynamic to be arranged on guide rod 43.The power spindle being arranged in parallel with the body of rod direction of the contact pin bar 41 is located in the rack 1 44, power spindle 44 connects the sliding seat 42 by lifting up bar assembly.When power spindle 44 rotates, lived by lifting up bar assembly driving Dynamic seat 42 is relative to 1 longitudinally reciprocal movement of rack.In the lift pin mechanism, power spindle 44 is driven by main motor 2, power spindle 44 Sliding seat 42 is driven relative to 1 longitudinally reciprocal movement of rack by lifting up bar assembly, since the both ends of contact pin bar 41 are positioned at activity On seat 42, therefore the 41 longitudinally reciprocal movement of synchronous drive contact pin bar.
Specifically, the bar assembly of lifting up includes lifting up bar 45, eccentric wheel 46, connecting rod of eccentric wheel 47 and movable push bar 48.It is described The middle part for lifting up bar 45 is equipped with sleeve, and the middle part for lifting up bar 45 is rotatably arranged in rack 1 by axostylus axostyle, and sleeve inner is equipped with bearing, Bearing is set on axostylus axostyle.The eccentric wheel 46 be set on power spindle 44 and with 44 synchronous rotary of power spindle, partially The both ends of heart wheel connecting rod 47 are connected with eccentric wheel 46, the first end for lifting up bar 45 respectively;The first end for lifting up bar 45 is in The lower section of eccentric wheel 46, the bottom of connecting rod of eccentric wheel 47 are connected with lifting up the first end of bar 45, the upper end of connecting rod of eccentric wheel 47 Portion is set on eccentric wheel 46.The second end for lifting up bar 45 is in the lower section of sliding seat 42, and the bottom of movable push bar 48 connects It is connected on the second end for lifting up bar 45, the upper end of movable push bar 48 is connected in sliding seat 42.In the technical solution, power master Axis 44 is rotated with movable eccentric wheel 46, and eccentric wheel 46 drives connecting rod of eccentric wheel to be lifted up about 47, further by lifting up the effect of bar 45, By this it is upper and lower lift up movement and be transferred to movable push bar 48, and finally promote sliding seat 42 to move.
The contact pin bar transverse motion mechanism includes the oscillating bar assembly for driving 41 axial reciprocating of the contact pin bar movement, and The spring 51 for driving the contact pin bar 41 axially to reset.The oscillating bar assembly includes being positioned in rack 1 by first rotating shaft 54 Cam 52, and the swing rod 53 driven by the cam 52, and both ends respectively with 53 movable end of swing rod, 41 axis of contact pin bar Hold the joint link lever 59 being connected.The main motor 2 is drivingly connected first rotating shaft 54, and 53 positioning end of swing rod passes through the second shaft 55 Positioning, swing rod 53 can be axis swing with the second shaft 55.The middle part of swing rod 53 is equipped with rolls with 52 peripheral side of cam The dynamic track bearing 56 coordinated.In the contact pin bar transverse motion mechanism, oscillating bar assembly and the lower driving contact pin bar 41 of the cooperation of spring 51 Axial reciprocating moves, and the first rotating shaft 54 in oscillating bar assembly can be driven by main motor 2, and first rotating shaft 54 is rotated with moving cam 52, Cam 52 extrudes the middle part of swing rod 53, makes swing rod 53 along spacing swing centered on the second shaft 55, while drive 41 axis of contact pin bar To movement.Wherein, spring 51 makes the track bearing 56 of swing rod 53 be bonded 52 peripheral side of cam all the time under acting on, using track axis Hold 56 realizations to be in rolling contact, cam 52 and the resistance produced in 53 transmission process of swing rod can be reduced.
Worm screw 57 is also located by bearing in the rack 1, main motor 2 passes through 6 connecting worm 57 of pulley assemblies.It is described Worm gear 58 is arranged with first rotating shaft 54, worm screw 57 is engaged with worm gear 58 by oblique screw thread.First rotating shaft 54 is hung down with 57 phase of worm screw Directly, encoder 31 is arranged on the end of first rotating shaft 54.The power spindle 44 is positioned in rack 1 by bearing, power Main shaft 44 and worm screw 57 are coaxially connected.
The present invention uses above-mentioned technical proposal, on the one hand which realizes stepper motor and main motor 2 Between by the revolution of setting than operation, ensure that the running frequency of conveying mechanism is matched with the running frequency holding of main motor 2;Separately On the one hand the synchronous driving lift pin mechanism of main motor 2 and contact pin bar transverse motion mechanism are realized;So as to ensure that conveying mechanism, rise Balance is consistently achieved between pin mechanism and contact pin bar transverse motion mechanism, ensures the stability of equipment operation.

Claims (5)

  1. A kind of 1. lift pin mechanism, it is characterised in that:Including the contact pin bar being arranged in rack, the both ends of contact pin bar are positioned at work On dynamic seat;The power spindle being arranged in parallel with the body of rod direction of the contact pin bar is located in the rack, power spindle passes through Lift up bar assembly and connect the sliding seat;When power spindle rotates, drive sliding seat reciprocal with respect to stands longitudinal by lifting up bar assembly It is mobile.
  2. A kind of 2. lift pin mechanism according to claim 1, it is characterised in that:It is described lift up bar assembly include lift up bar, eccentric wheel, Connecting rod of eccentric wheel and movable push bar;The middle part for lifting up bar is rotatably arranged in rack by axostylus axostyle, and eccentric wheel is set in power On main shaft and with the power spindle synchronous rotary, the both ends of connecting rod of eccentric wheel respectively with eccentric wheel, lift up the first end of bar It is connected;The second end for lifting up bar is in below sliding seat, and the bottom of movable push bar is connected on the second end for lifting up bar, living The upper end of dynamic push rod is connected in sliding seat.
  3. A kind of 3. lift pin mechanism according to claim 2, it is characterised in that:The middle part for lifting up bar is equipped with sleeve, sleeve Bearing is internally provided with, bearing is set on axostylus axostyle.
  4. A kind of 4. lift pin mechanism according to claim 2, it is characterised in that:The rack is led equipped with what is be vertically arranged Bar, sliding seat are slidably arranged on guide rod.
  5. A kind of 5. lift pin mechanism according to claim 2, it is characterised in that:The first end for lifting up bar is under eccentric wheel Side, the bottom of connecting rod of eccentric wheel are connected with lifting up the first end of bar, and the upper end of connecting rod of eccentric wheel is set on eccentric wheel.
CN201711402017.XA 2017-12-22 2017-12-22 Needle raising mechanism Active CN107938199B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711402017.XA CN107938199B (en) 2017-12-22 2017-12-22 Needle raising mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711402017.XA CN107938199B (en) 2017-12-22 2017-12-22 Needle raising mechanism

Publications (2)

Publication Number Publication Date
CN107938199A true CN107938199A (en) 2018-04-20
CN107938199B CN107938199B (en) 2021-02-02

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711402017.XA Active CN107938199B (en) 2017-12-22 2017-12-22 Needle raising mechanism

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111082613A (en) * 2019-03-15 2020-04-28 时飞龙 Tamping mechanism in automatic assembling machine of magnetic pump outer magnetic rotor

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1985001528A1 (en) * 1983-10-05 1985-04-11 Textilma Ag Device for the control and positioning of pirn bars for knitting machines or crochet galloon weaving machines
CN202298101U (en) * 2011-11-09 2012-07-04 杨长辉 Needling device for stereoscopic jacquard needling machine
CN202430439U (en) * 2012-01-10 2012-09-12 常州市润源经编机械有限公司 Needle bed swing mechanism of multi-bar Raschel tricot machine
CN202809174U (en) * 2012-08-15 2013-03-20 施服友 Crochet machine specially used for weaving automobile seat cushion shell fabric
CN203795099U (en) * 2013-12-06 2014-08-27 达贺实业有限公司 Transmission device of knitting crochet machine
CN107475885A (en) * 2017-08-03 2017-12-15 江苏薪泽奇机械股份有限公司 A kind of drive device of the weft yarn needle plate of cloche

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1985001528A1 (en) * 1983-10-05 1985-04-11 Textilma Ag Device for the control and positioning of pirn bars for knitting machines or crochet galloon weaving machines
CN202298101U (en) * 2011-11-09 2012-07-04 杨长辉 Needling device for stereoscopic jacquard needling machine
CN202430439U (en) * 2012-01-10 2012-09-12 常州市润源经编机械有限公司 Needle bed swing mechanism of multi-bar Raschel tricot machine
CN202809174U (en) * 2012-08-15 2013-03-20 施服友 Crochet machine specially used for weaving automobile seat cushion shell fabric
CN203795099U (en) * 2013-12-06 2014-08-27 达贺实业有限公司 Transmission device of knitting crochet machine
CN107475885A (en) * 2017-08-03 2017-12-15 江苏薪泽奇机械股份有限公司 A kind of drive device of the weft yarn needle plate of cloche

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111082613A (en) * 2019-03-15 2020-04-28 时飞龙 Tamping mechanism in automatic assembling machine of magnetic pump outer magnetic rotor
CN111082613B (en) * 2019-03-15 2021-07-30 平湖市犇流泵业制造有限公司 Tamping mechanism in automatic assembling machine of magnetic pump outer magnetic rotor

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