CN106081721B - Automatic metal net filtering layer wrapping machine and metal mesh filtering layer winding method - Google Patents

Automatic metal net filtering layer wrapping machine and metal mesh filtering layer winding method Download PDF

Info

Publication number
CN106081721B
CN106081721B CN201610699902.8A CN201610699902A CN106081721B CN 106081721 B CN106081721 B CN 106081721B CN 201610699902 A CN201610699902 A CN 201610699902A CN 106081721 B CN106081721 B CN 106081721B
Authority
CN
China
Prior art keywords
winding
filtering layer
metal mesh
fixed
movable
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.)
Active
Application number
CN201610699902.8A
Other languages
Chinese (zh)
Other versions
CN106081721A (en
Inventor
汪先磊
王营军
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.)
PINGYUAN FILTER CO Ltd
Original Assignee
PINGYUAN FILTER CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by PINGYUAN FILTER CO Ltd filed Critical PINGYUAN FILTER CO Ltd
Priority to CN201610699902.8A priority Critical patent/CN106081721B/en
Publication of CN106081721A publication Critical patent/CN106081721A/en
Application granted granted Critical
Publication of CN106081721B publication Critical patent/CN106081721B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H54/00Winding, coiling, or depositing filamentary material
    • B65H54/02Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21FWORKING OR PROCESSING OF METAL WIRE
    • B21F27/00Making wire network, i.e. wire nets
    • B21F27/12Making special types or portions of network by methods or means specially adapted therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H59/00Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators
    • B65H59/40Applications of tension indicators
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H61/00Applications of devices for metering predetermined lengths of running material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wire Processing (AREA)
  • Filtering Materials (AREA)

Abstract

The invention discloses a kind of automatic metal net filtering layer wrapping machine, including panel, panel is to having four supporting legs, between the upper and lower every being connected with three nutted rods between two front leg struts;Framework panel is equipped with winding decelerating motor, and the output shaft fixed connection for winding decelerating motor has compression wind, compresses wind and is equipped with fixed winding wheel and movable winding wheel, compresses wind and be equipped with piece of magnetic material;The panel for compressing wind rear is equipped with sensor stand, and sensor stand is equipped with magnetic inductor, the surfaces of revolution of piece of magnetic material described in magnetic inductor face.The invention also discloses the winding methods for using above-mentioned automatic metal net filtering layer wrapping machine.The tightness of metal mesh filtering layer internal diameter size and product winding has been effectively ensured in the present invention, and the number of plies of filtering layer winding, the width dimensions of metal mesh filtering layer are controlled by fixed winding wheel and movable winding wheel, save multiple trimming process, it ensure that product quality, avoid quality accident.

Description

Automatic metal net filtering layer wrapping machine and metal mesh filtering layer winding method
Technical field
The present invention relates to field of mechanical technique, especially a kind of metal mesh filtering layer wrapping machine and its winding method.
Background technology
The canoe of traditional metal mesh filtering layer is using the internal diameter size after the skeleton control winding of product, metal mesh filter Elasticity after layer winding is controlled by the experience of operator, and the winding number of plies of metal filter, which relies on, looks into several controls, product Height dimension completed by repeatedly trimming, manual control looks into number and is easy to cause mistake, artificial trimming, manual control elasticity Homogeneity of product is poor made of being easy to cause, and properties of product are unstable, and client is caused to complain, engine is early ground and other issues.
Invention content
The purpose of the present invention is to provide one kind without artificial winding metal mesh filtering layer and to control elasticity, need not manually exist Number looks into several automatic metal net filtering layer wrapping machines in winding process, automatic winding metal mesh filtering layer and metal mesh can be effectively ensured Width dimensions after filtering layer winding.
To achieve the above object, automatic metal net filtering layer wrapping machine of the invention, including panel, panel is to having four Supporting leg, including two front leg struts and two rear support legs;Between the upper and lower every being connected with three horizontally disposed between two front leg struts Tight bar;
Framework panel is equipped with winding decelerating motor, and the output shaft for winding decelerating motor is fixedly connected with compression winding dress It sets, the axially spaced fixation winding wheel being equipped with for limiting metal mesh filtering layer winding width and the activity on wind of compressing twine Around wheel, the compression wind that fixed winding wheel deviates from movable winding wheel side is equipped with piece of magnetic material;
The panel for compressing wind rear is equipped with sensor stand, and sensor stand is equipped with magnetic inductor, The surfaces of revolution of piece of magnetic material described in magnetic inductor face.
It includes fixed winding mandrel to compress wind, and the output shaft for winding decelerating motor is wound by shaft coupling with fixed Mandrel connects, and fixed winding mandrel forms the fixed winding wheel close to a side radial protrusion of winding decelerating motor, fixed The other side radial depressions for winding mandrel form socket part, and one end of socket part towards winding decelerating motor forms docking step; Movable axle sleeve is arranged on socket part, movable axle sleeve extends to the direction of docking step is equipped with clamping block, and docking step is equipped with Buckling groove compatible with clamping block, clamping block are caught in the buckling groove;
Movable axle sleeve radial protrusion forms the movable winding wheel;Coordinate for zero clearance between movable axle sleeve and socket part; It is equipped on fixed winding wheel and rotatably compresses axis, movable winding wheel is equipped with connecting hole, and the one end for rotatably compressing axis subtracts to winding The direction of speed motor stretches out fixed winding wheel and is connected with tension spring, and the other end of tension spring, which is fixed with fixed winding mandrel downwards, to be connected It connects;The other end for rotatably compressing axis stretches into the connecting hole;Axis company is rotatably compressed between fixed winding wheel and movable winding wheel It is connected to and rotatably compresses plate, rotatably compress plate and press the fixed winding mandrel.
The panel is equipped with switch board, and electric control gear is equipped in switch board, and switch board is equipped with to be subtracted for controlling winding The start button and scram button of speed motor start and stop, electric control gear connect the winding decelerating motor, the magnetic induction Device, start button and scram button.
The present invention also aims to disclose a kind of metal mesh filtering layer using above-mentioned automatic metal net filtering layer wrapping machine to twine Winding method.
To achieve the above object, metal mesh filtering layer winding method of the invention carries out according to the following steps successively:
First step, which is operating personnel, bypasses three horizontally disposed described by metal mesh filtering layer is S-shaped from the bottom to top Tight bar;
Second step is to raise to rotatably compress plate manually, and the upper end of metal mesh filtering layer is placed on and rotatably compresses plate and fixation Between winding mandrel, and make the upper-end part of driving of metal mesh filtering layer between fixed winding wheel and movable winding wheel;Decontrol rotation pressure Tight plate is allowed under the pulling force of tension spring the upper end of metal mesh filtering layer being pressed on the fixed winding mandrel;
Third step is to start winding decelerating motor, and the output shaft for winding decelerating motor drives fixed winding mandrel rotation, Metal mesh filtering layer is wound into layers on fixed winding mandrel and movable axis set during rotation;
Fixed winding mandrel often rotates a circle, and the piece of magnetic material connects close to the primary magnetic inductor, electric control gear Receive the signal of magnetic inductor and counting;After the rotating cycle of fixed winding mandrel reaches predetermined value, electric control gear control twines It is out of service around decelerating motor;
Four steps is that operating personnel cut metal mesh filtering layer along panel, pulls up the movable axle sleeve in an axial direction and activity twines Around wheel, the metal mesh filtering layer wound is then removed;Finally, movable axle sleeve is sleeved on fixed winding mandrel by operating personnel again On socket part;
The above second step is repeated to four steps, realizes and persistently winds metal mesh filtering layer.
The present invention has the advantage that:
The present invention is by tension spring and the end for rotatably compressing plate compression metal mesh filtering layer, to enable metal mesh filtering layer to twine On fixed winding mandrel, and then utilize the fixed internal diameter size for winding mandrel and ensureing winding product.
The present invention obtains accurately rotation circle by winding decelerating motor spinning metal mesh filtering layer, and by magnetic inductor Number realizes accurately controlling for the metal mesh filtering layer winding number of plies.
The present invention uses three nutted rods, realizes the elasticity control after the winding of metal mesh filtering layer, and pass through movable axle sleeve With the concordant degree after fixed winding mandrel control metal mesh filtering layer winding.
The present invention is cooperated using activity and fixed central spindle, is realized concordantly degree control after the winding of metal mesh filtering layer, is ensured The performance of product.
In short, the tightness and filtering layer of metal mesh filtering layer internal diameter size and product winding has been effectively ensured in the present invention The number of plies of winding is controlled the width dimensions of metal mesh filtering layer by fixed winding wheel and movable winding wheel, saved multiple Process is trimmed, product quality is ensure that, avoids quality accident.The method of the present invention can be under the premise of ensureing said effect It realizes to concision and compact and works continuously, greatly improve work efficiency and work quality, improve product quality and properties of product Stability.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the present invention;
Fig. 2 is the overlooking structure diagram of the present invention;
Fig. 3 is the enlarged drawing at A in Fig. 2;
Fig. 4 is the A-A direction views of Fig. 2;
Fig. 5 is the enlarged drawing at B in Fig. 4;
Fig. 6 is the enlarged drawing at C in Fig. 1;
Fig. 7 is the circuit diagram of the present invention.
Specific implementation mode
As shown in Figures 1 to 7, automatic metal net filtering layer wrapping machine of the invention includes panel 1, and panel 1 is to having four Supporting leg, including two front leg struts 21 and two rear support legs 22;Between the upper and lower every being connected with three levels between two front leg struts 21 The nutted rod 3 of setting;
Framework panel 1 is equipped with winding decelerating motor 4, and the output shaft of winding decelerating motor 4 is fixedly connected with compression winding Device compresses the axially spaced fixation winding wheel 5 being equipped with for limiting metal mesh filtering layer winding width on wind and lives Dynamic winding wheel 6, the compression wind that fixed winding wheel 5 deviates from 6 side of movable winding wheel are equipped with piece of magnetic material 7;
The panel 1 for compressing wind rear is equipped with sensor stand 8, and sensor stand 8 is equipped with magnetic induction Device 9(Also referred to as magnetic induction sensor), the surfaces of revolution of piece of magnetic material 7 described in 9 face of magnetic inductor.
It includes fixed winding mandrel to compress wind, and the output shaft 11 of winding decelerating motor 4 passes through shaft coupling and fixation It winds mandrel 10 to connect, fixed winding mandrel 10 forms the fixation close to a side radial protrusion of winding decelerating motor 4 and twines Around wheel 5, the other side radial depressions of fixed winding mandrel 10 form socket part 12, and socket part 12 is towards winding decelerating motor 4 One end forms docking step 13;Movable axle sleeve 14 is arranged on socket part 12, movable axle sleeve 14 prolongs to the direction of docking step 13 It stretches and is equipped with clamping block 15, docking step 13 is equipped with buckling groove 16 compatible with clamping block 15, and clamping block 15 is caught in the card Access slot 16;
14 radial protrusion of movable axle sleeve forms the movable winding wheel 6;Between being zero between movable axle sleeve 14 and socket part 12 Gap coordinates;It is equipped on fixed winding wheel 5 and rotatably compresses axis 17, movable winding wheel 6 is equipped with connecting hole 18, rotatably compresses axis 17 One end stretch out fixed winding wheel 5 to the direction of winding decelerating motor 4 and be connected with tension spring 19, the other end of tension spring 19 downwards with Fixed winding mandrel 10 is fixedly connected;The scheme of simplified structure as one preferred, the other end of tension spring 19 pass downwardly through magnetic Property material block 7 be fixedly connected with fixed winding mandrel 10.
The other end for rotatably compressing axis 17 stretches into the connecting hole 18;Rotation between fixed winding wheel 5 and movable winding wheel 6 Turn compression axis 17 and be connected with to rotatably compress plate 23, rotatably compresses plate 23 and press the fixed winding mandrel 10.The magnetic material Block 7 is fixedly connected on fixed winding mandrel 10.
The panel 1 is equipped with switch board 24, and electric control gear is equipped in switch board 24, and switch board 24 is equipped with for controlling Wind the start button and scram button of decelerating motor start and stop, electric control gear connects the winding decelerating motor 4, described Magnetic inductor 9, start button and scram button.Start button and scram button are not shown in Fig. 1.
Electric control gear connects the winding decelerating motor 4 and the magnetic inductor 9.
PLC or microcontroller or integrated circuit may be used in electric control gear, is this field routine techniques, concrete structure is no longer It is described in detail, it is not shown.
The invention also discloses the metal mesh filtering layer winding methods for using above-mentioned automatic metal net filtering layer wrapping machine, press successively Following steps carry out:
First step, which is operating personnel, bypasses three horizontally disposed described by metal mesh filtering layer is S-shaped from the bottom to top Tight bar 3;
Second step is to raise to rotatably compress plate 23 manually, the upper end of metal mesh filtering layer is placed on rotatably compress plate 23 with Between fixed winding mandrel 10, and make the upper-end part of driving of metal mesh filtering layer between fixed winding wheel 5 and movable winding wheel 6;It puts It opens and rotatably compresses plate 23 and be allowed under the pulling force of tension spring 19 upper end of metal mesh filtering layer being pressed on the fixed winding mandrel On 10;
Third step is to press start button SB1, starts winding decelerating motor 4, winds and is set on the output shaft of decelerating motor 4 There is torque sensor, if the winding elasticity of metal mesh filtering layer is insufficient(I.e. the surface tension of metal mesh filtering layer is less than predetermined model It encloses), torque sensor alarm makes winding decelerating motor 4 be stopped, at this time by the winding of operating personnel's adjusting metal mesh filtering layer Elasticity is to suitable degree.Then start winding decelerating motor 4, the output shaft of winding decelerating motor 4 drives fixed winding core Axis 10 rotates, and metal mesh filtering layer is wound into fixed winding mandrel 10 and movable axle sleeve 14 in layers during rotation On;
Fixed winding mandrel 10 often rotates a circle, the close primary magnetic inductor 9 of the piece of magnetic material 7, automatically controlled dress Set the signal for receiving magnetic inductor 9 and counting;When the rotating cycle of fixed winding mandrel 10(That is the winding layer of metal mesh filtering layer Number)After reaching predetermined value, electric control gear control winding decelerating motor 4 is out of service;
Four steps is that operating personnel cut metal mesh filtering layer along panel 1, pulls up the movable axle sleeve 14 in an axial direction and lives Dynamic winding wheel 6, then removes the metal mesh filtering layer wound;Finally, movable axle sleeve 14 is sleeved on fixation again and twined by operating personnel On the socket part of mandrel 10 12;
The above second step is repeated to four steps, realizes and persistently winds metal mesh filtering layer.Wherein it is determined that metal mesh filtering layer Surface tension range(Determine that metal mesh filtering layer suitably winds elasticity)For the conventional technical ability of those skilled in the art.
The above embodiments are only used to illustrate and not limit the technical solutions of the present invention, although with reference to above-described embodiment to this hair It is bright to be described in detail, it will be understood by those of ordinary skill in the art that:Still can the present invention be modified or be waited With replacing, without departing from the spirit or scope of the invention, or any substitutions, the power in the present invention should all be covered In sharp claimed range.

Claims (3)

1. automatic metal net filtering layer wrapping machine, including panel, it is characterised in that:Panel is to having four supporting legs, including two Front leg strut and two rear support legs;Between the upper and lower every being connected with three horizontally disposed nutted rods between two front leg struts;
Framework panel is equipped with winding decelerating motor, and the output shaft for winding decelerating motor is fixedly connected with compression wind, presses The axially spaced fixation winding wheel being equipped with for limiting metal mesh filtering layer winding width and movable winding wheel on tight wind, The compression wind that fixed winding wheel deviates from movable winding wheel side is equipped with piece of magnetic material;
The panel for compressing wind rear is equipped with sensor stand, and sensor stand is equipped with magnetic inductor, magnetic strength Answer the surfaces of revolution of piece of magnetic material described in device face;
It includes fixed winding mandrel to compress wind, and the output shaft for winding decelerating motor passes through shaft coupling and fixed winding mandrel Connection, fixed winding mandrel form the fixed winding wheel, fixed winding close to a side radial protrusion of winding decelerating motor The other side radial depressions of mandrel form socket part, and one end of socket part towards winding decelerating motor forms docking step;Socket Movable axle sleeve is arranged in portion, movable axle sleeve extends to the direction of docking step is equipped with clamping block, and docking step is equipped with and card The compatible buckling groove of block is connect, clamping block is caught in the buckling groove;
Movable axle sleeve radial protrusion forms the movable winding wheel;Coordinate for zero clearance between movable axle sleeve and socket part;It is fixed It is equipped on winding wheel and rotatably compresses axis, movable winding wheel is equipped with connecting hole, and the one end for rotatably compressing axis is electric to winding deceleration The direction of machine stretches out fixed winding wheel and is connected with tension spring, and the other end of tension spring is fixedly connected with fixed winding mandrel downwards;Rotation The other end for turning compression axis stretches into the connecting hole;The axis connection that rotatably compresses between fixed winding wheel and movable winding wheel has rotation Turn pressure plate, rotatably compresses plate and press the fixed winding mandrel.
2. automatic metal net filtering layer wrapping machine according to claim 1, it is characterised in that:The panel is equipped with control Cabinet, switch board is interior to be equipped with electric control gear, and switch board is equipped with the start button for controlling winding decelerating motor start and stop With scram button, electric control gear connects the winding decelerating motor, the magnetic inductor, start button and scram button.
3. using the metal mesh filtering layer winding method of automatic metal net filtering layer wrapping machine described in claim 2, it is characterised in that It carries out according to the following steps successively:
First step, which is operating personnel, bypasses three horizontally disposed nutted rods by metal mesh filtering layer is S-shaped from the bottom to top;
Second step is to raise to rotatably compress plate manually, and the upper end of metal mesh filtering layer is placed on and rotatably compresses plate and fixed winding Between mandrel, and make the upper-end part of driving of metal mesh filtering layer between fixed winding wheel and movable winding wheel;Relieving rotatably compresses plate It is allowed under the pulling force of tension spring the upper end of metal mesh filtering layer being pressed on the fixed winding mandrel;
Third step is to start winding decelerating motor, and the output shaft for winding decelerating motor drives fixed winding mandrel rotation, is revolving Metal mesh filtering layer is wound into fixed winding mandrel in layers during turning and movable axis is put on;
Fixed winding mandrel often rotates a circle, and the piece of magnetic material receives magnetic close to the primary magnetic inductor, electric control gear The signal of inductor and counting;After the rotating cycle of fixed winding mandrel reaches predetermined value, electric control gear control winding subtracts Speed motor is out of service;
Four steps is that operating personnel cut metal mesh filtering layer along panel, pulls up the movable axle sleeve in an axial direction and activity is wound Wheel, then removes the metal mesh filtering layer wound;Finally, movable axle sleeve is sleeved on the set of fixed winding mandrel by operating personnel again In socket part;
The above second step is repeated to four steps, realizes and persistently winds metal mesh filtering layer.
CN201610699902.8A 2016-08-23 2016-08-23 Automatic metal net filtering layer wrapping machine and metal mesh filtering layer winding method Active CN106081721B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610699902.8A CN106081721B (en) 2016-08-23 2016-08-23 Automatic metal net filtering layer wrapping machine and metal mesh filtering layer winding method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610699902.8A CN106081721B (en) 2016-08-23 2016-08-23 Automatic metal net filtering layer wrapping machine and metal mesh filtering layer winding method

Publications (2)

Publication Number Publication Date
CN106081721A CN106081721A (en) 2016-11-09
CN106081721B true CN106081721B (en) 2018-07-13

Family

ID=58070482

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610699902.8A Active CN106081721B (en) 2016-08-23 2016-08-23 Automatic metal net filtering layer wrapping machine and metal mesh filtering layer winding method

Country Status (1)

Country Link
CN (1) CN106081721B (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1511532A (en) * 1976-06-10 1978-05-24 Wiggins Teape Ltd Length control system
CN203079369U (en) * 2013-01-31 2013-07-24 海宁永大电气新材料有限公司 Braid winding device
CN104773555A (en) * 2015-04-02 2015-07-15 苏州瑞日纺织科技有限公司 Cloth winding mechanism with meter countering device
CN204588245U (en) * 2015-04-02 2015-08-26 苏州瑞日纺织科技有限公司 A kind of cloth meter-measuring device
CN205932710U (en) * 2016-08-23 2017-02-08 平原滤清器有限公司 Automatic metal mesh filtering layer coiler

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1511532A (en) * 1976-06-10 1978-05-24 Wiggins Teape Ltd Length control system
CN203079369U (en) * 2013-01-31 2013-07-24 海宁永大电气新材料有限公司 Braid winding device
CN104773555A (en) * 2015-04-02 2015-07-15 苏州瑞日纺织科技有限公司 Cloth winding mechanism with meter countering device
CN204588245U (en) * 2015-04-02 2015-08-26 苏州瑞日纺织科技有限公司 A kind of cloth meter-measuring device
CN205932710U (en) * 2016-08-23 2017-02-08 平原滤清器有限公司 Automatic metal mesh filtering layer coiler

Also Published As

Publication number Publication date
CN106081721A (en) 2016-11-09

Similar Documents

Publication Publication Date Title
CN206098142U (en) Paster inductance CD coiling machine
CN107978447A (en) Transformer coil coil winding machine with automatic discharging function
CN108178017A (en) A kind of bobbin winder device of electric wire
CN108689233A (en) A kind of textile manufacturing processing wrap-up
CN207683217U (en) Wallpapering machine
CN206649997U (en) A kind of automatic coil winding machine
CN106081721B (en) Automatic metal net filtering layer wrapping machine and metal mesh filtering layer winding method
CN205932710U (en) Automatic metal mesh filtering layer coiler
CN108534488A (en) A kind of intelligent tea machine of tea processing processing
CN207966735U (en) Winding device for transformer coil
CN106954601A (en) Fish hook automatic wire-binding device
CN207943664U (en) A kind of electric wire spooler
CN205973238U (en) Spinning hair products rapid winding device
CN212608747U (en) Three-color line production equipment for sweater production
CN213230773U (en) Winding and compacting carpet winding device
CN205634442U (en) Automatic coil winding machine
CN207719048U (en) Winding device for transformer coil with break alarm function
CN209669436U (en) A kind of large-scale loose cotton equipment
CN205838182U (en) Automatic winding machine
CN109148145B (en) Winding device of inductor
CN105232333B (en) Tiepi Fengdou molding machine
CN220756422U (en) Equipment is kneaded to tealeaves high efficiency
CN213772439U (en) Double-mode slitting and rolling circular knitting machine
CN206599557U (en) A kind of biology enzyme sample pats dry device automatically
CN206423766U (en) A kind of blocking cap carding apparatus

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant