CN105236728B - A kind of automatic grasping system for cutting stick machine - Google Patents
A kind of automatic grasping system for cutting stick machine Download PDFInfo
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- CN105236728B CN105236728B CN201510707757.9A CN201510707757A CN105236728B CN 105236728 B CN105236728 B CN 105236728B CN 201510707757 A CN201510707757 A CN 201510707757A CN 105236728 B CN105236728 B CN 105236728B
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- Prior art keywords
- bar
- cutting
- pinch roller
- elastic pressure
- clamping
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Abstract
The present invention discloses a kind of automatic grasping system for cutting stick machine；The technical issues of solution：The clamping mechanism mentioned in the background art cut automatically in the prior art in stick machine can not achieve bar major diameter change clamping and without automatic adjustment cutting sheet deeper function the technical issues of.The technical solution of use：A kind of automatic grasping system for cutting stick machine, including workbench, cutting sheet, elastic pressure roller mechanism, the signal transducer for declining for measuring elastic pressure roller mechanism displacement, transmission mechanism, controller and at least one set of to wheel.This grasping system can clamp bar when cutting stick automatically, avoid the occurrence of the chipping that bar is led to the problem of due to the vibration of cutting machine.Meanwhile the automatic depth for cutting stick changed with the variation of bar stick diameter is also effectively controlled so that cutting more rationalizes, and more automates, is conducive to the processing in later stage.
Description
Technical field
The present invention relates to a kind of automatic grasping systems for cutting stick machine, and in particular to glass working arts field, more particularly to
A kind of incisory automatic grasping system for cutting stick machine of glass bar.
Background technology
The structure that existing glass cuts stick machine is generally made of bar clamping device, diced system and bar feeding mechanism.Press from both sides stick machine
Structure is merely able to clamping fixed diameter or the stick of minor diameter deviation, and bar is cut after certain depth by by hand or outer mechanical force is direct
It breaks disconnected.Bar particularly glass bar separates easy chipping, and cut quality is poor, is unfavorable for the processing in later stage.Disclosed Patent No.：
The automatic pipe cutter of CN20120197398, structure include supporting rack, feed device, power plant and clamping device etc., no
Including breaking bar device automatically, and the clamping force of feed device is small, is not suitable for the clamping that major diameter becomes bar or tube body, and clamp solid point
It is fixed, it is moved with position, bar bounce, is unfavorable for cutting the stable cutting of bar, causes the destructions such as disconnected stick, chipping, influence to cut matter
Amount.For another example Patent No.：The automatic cutter for glass pipe of CN200910014400 discloses rack, pipe cutting that its structure has
Mechanism and transmission mechanism.It is characterized in that two parallel disk peripheral correspondences being connected on indexing separator are evenly equipped with down tube
Hole is fixed with glass tube clamp, the unlatching of glass tube clamp is correspondingly provided on roller on lower pore equipped with roller, the hypomere of roller
Shift fork, which does not refer to breaks stick function automatically.Do not have in auxiliary device at present and break stick function automatically or have rigid mechanical
Power breaks stick, the degree of automation is not high or bar break stick after stick trimming, chipping it is big, be unfavorable for post-production.
It is existing to cut cutting technique and conveying device comparative maturity in stick technology automatically, but the bar to becoming with major diameter presss from both sides
The auxiliary device report for holding mechanism and elastic force Bai Bang mechanisms is few.
Invention content
The technical problems to be solved by the invention are：It is mentioned in the background art to cut automatically in stick machine in the prior art
Clamping mechanism can not achieve bar major diameter change clamping and without automatic adjustment cutting sheet deeper function the technical issues of.
The object of the present invention is to a kind of automatic grasping system for cutting stick machine proposed, has the dress for realizing that bar major diameter becomes
Folder and the depth of cut that cutting sheet can be automatically adjusted according to the stick diameter of bar, realize the full-automation for cutting stick, liberation production significantly
Power improves production efficiency and the quality of production.
The design philosophy of the present invention is that the clamping for the clamping device solution major diameter change stick for designing a kind of elastic clamping of band is asked
Topic；Meanwhile the grasping system of design can adjust the upper and lower displacement of cutting sheet to realize according to the of different sizes of different rod charge bar diameter
Adjust automatically cuts stick depth.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of automatic grasping system for cutting stick machine, including workbench and setting on the table for cutting cutting for bar
Pitch cutting；It is characterised in that it includes elastic pressure roller mechanism, for measure elastic pressure roller mechanism decline displacement signal transducer, pass
Motivation structure, controller and at least one set are to wheel；Elastic pressure roller mechanism is arranged on workbench and positioned at the left side and/or the right side of cutting sheet
Side clamps bar when being cut for bar；The output terminal connection controller of signal transducer；Transmission mechanism is used to receive controller
Control signal, driving cutting sheet move up and down complete different-diameter bar cutting；One group sets on the table wheel
And triangle clamping device is formed to bar with the pinch roller in elastic pressure roller mechanism.
The operation principle of the present invention is that the compression bar in elastic pressure roller mechanism moves downward, in the spring masterpiece of compression spring
With Automatic-clamping after bite under the lower big minor adjustment according to the stick diameter of bar so that pinch roller with acting on pressed glass simultaneously to wheel
Bar detects the diameter of glass bar by displacement sensor, this diameter is transmitted in controller, and controller is straight according to this
Diameter calculates the depth that cutting sheet needs are cut and sends this depth signal to transmission mechanism, and transmission mechanism movement drives cutting
Piece moves；Complete the cutting to glass bar.
The fixed position of elastic pressure roller mechanism in the present invention according to the requirement of the structure and space for cutting stick machine machine automatically,
It may be mounted at and all installed close to the left or right side of cutting sheet or both sides；Elastic pressure roller mechanism can also be mounted on automatic simultaneously
Cut the side of the Bai Bang mechanisms on stick machine production line, the position of this elastic pressure roller mechanism installation should from Bai Bang mechanisms break stick point away from
From being less than 100mm.
Improvement to technical solution of the present invention, elastic pressure roller mechanism is by clamping bearing setting on the table；Elasticity pressure
It takes turns mechanism and includes compression bar, pinch roller and compression spring；Compression bar runs through and is slidably arranged on clamping bearing vertically；Pinch roller is arranged on pressure
Bar bottom end；Compression spring is sleeved on compression bar, and the bottom end of compression spring is withstood on clamping bearing, top is limited by check ring
Position.
Preceding solution is further improved, pinch roller connects compression bar by pinch roller support with pinch roller mandrel；Pinch roller branch
Frame is fixed on the bottom end of compression bar, and mandrel passes through pinch roller and both ends are all connected with pinch roller support.Pinch roller in the present invention is by pressing
Wheel mandrel and pinch roller support are fixed on compression bar, clamp or relax with moving up and down for compression bar；This pinch roller can be it is single or
Clamping function is completed in the combinations of multiple pinch rollers；Pinch roller can surround respective mandrel independence and freedom and rotate.In the present invention
Pinch roller is made of with certain elasticity the in the prior art but rigid plastics for being less than glass, such as：Polytetrafluoroethylene (PTFE),
Suede；The purpose of this design is to avoid injuring glass billet surface due to pinch roller excessive high hardness.
Preceding solution is further improved, elastic pressure roller mechanism driven automatically by cam mechanism compression bar movement come
Change and to the distance between wheel, to adapt to the clamping of the bar of different-diameter.The operation principle of cam mechanism described here
It is that the eccentric cam driven by motor or mechanical connection rotates, eccentric cam pushes compression bar movement, to change and between wheel
Distance；This cam mechanism is routine techniques of the prior art, and the present invention is not described in detail.Elastic pressure roller mechanism of the present invention
In compression bar movement can also by manual actuation, i.e., push down on compression bar with hand change with to wheel the distance between.
Technical solution of the present invention is further improved, wheel is arranged on by sleeve and bolt on clamping bearing；Sleeve
The central axis to wheel is packed into, bolt insertion sleeve is interior and peace is fixed by clamping the waist type groove opened up on bearing in bolt
Dress.Being fixed on clamping bearing by sleeve and bolt to wheel in the present invention, can be in two waist type grooves on clamping bearing
Freely adjust the position to wheel；By adjusting to taking turns position, clamping Best Point is realized, so that clamping is more reliable and more stable.
It can be at least 1 pair of idler wheel or at least 1 group of bearing or at least 1 group of ball to wheel, have certain gap between wheel, around each
From mandrel be freely rotated, reduce the frictional damping between bar, improve the outer surface quality of bar.In the present invention
Wheel is made of with certain elasticity the in the prior art but rigid plastics for being less than glass, such as：Polytetrafluoroethylene (PTFE),
Suede；The purpose of this design is to avoid injuring glass billet surface due to pinch roller excessive high hardness.
Further improvement to technical solution of the present invention, transmission mechanism can be gear drive or chain drive or belt
Wheel transmission.The effect of transmission mechanism in the present invention is the control signal for receiving controller, and driving cutting sheet moves up and down
To complete the cutting of the bar of different-diameter；Specifically, the compression bar in elastic pressure roller mechanism is moved downward so that pinch roller compresses
Glass bar detects the diameter of glass bar by displacement sensor, this diameter is transmitted in controller, controller foundation
This diameter calculation goes out the depth that cutting sheet needs are cut and sends this depth signal to transmission mechanism, and transmission mechanism movement drives
Cutting sheet moves；Complete the cutting to glass bar.Transmission mechanism in the present invention can be gear drive or chain drive or
Pulley drive is routine techniques of the prior art, therefore the present invention does not make the explanation carried out.
Further improvement to technical solution of the present invention, signal transducer are displacement sensor.Displacement in the present invention
The displacement signal that the elastic pressure roller mechanism of detection is declined displacement by sensor reaches controller；Controller is to the processing of this displacement signal
After be converted to control transmission mechanism movement, realize automatic adjustment cutting sheet depth of cut.
Compared with prior art, the present invention advantage is：
Automatic using grasping system of the present invention cuts stick machine, can clamp bar automatically when cutting stick, avoid the occurrence of Yin Qie
The vibration of cutting mill and the chipping for leading to the problem of bar.Meanwhile the automatic depth for cutting stick changed with the variation of bar stick diameter
Degree is also effectively controlled so that cutting more rationalizes, and more automates, is conducive to the processing in later stage.
Description of the drawings
Fig. 1 is the structure diagram of clamping device of elasticity.
Fig. 2 is the left view of Fig. 1.
In figure：1st, bearing is clamped；2nd, sleeve；3rd, bolt；4th, cutting sheet；5th, transmission mechanism；7th, to wheel；8th, elastic press wheel machine
Structure；81st, compression bar；82nd, compression spring；83rd, check ring；84th, pinch roller；85th, pinch roller mandrel；86th, pinch roller support.
Specific embodiment
Technical solution of the present invention is described in detail below, but protection scope of the present invention is not limited to the implementation
Example.
To make present disclosure more obvious understandable, done further below in conjunction with attached drawing 1-2 and specific embodiment
Description.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is right
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, not
For limiting the present invention.
The present embodiment combines existing clamping device, has further invented a kind of automatic grasping system for cutting stick machine.Existing
In some clamping devices, the clamping of the bar of major diameter change can not be solved；A kind of automatic grasping system solution for cutting stick machine of the present invention
The clamping for the bar that major diameter of having determined becomes and the automation of bar depth of cut control.
Embodiment：
Referring to Fig. 1, a kind of automatic grasping system for cutting stick machine in the present embodiment including workbench and is arranged on workbench
On for cutting the cutting sheet 4 of bar；It further includes elastic pressure roller mechanism 8, decline displacement for measuring elastic pressure roller mechanism 8
Signal transducer, transmission mechanism 5, controller and at least one set are to wheel 7；Elastic pressure roller mechanism 8 is arranged on workbench and is located at and cuts
The left side and/or right side of pitch cutting, bar is clamped when being cut for bar；The output terminal connection controller of signal transducer；Transmission
Mechanism 5 is used to receive the control signal of controller, the bar cutting that driving cutting sheet moves up and down to complete different-diameter；One group
Triangle clamping device is formed on the table and with the pinch roller 84 in elastic pressure roller mechanism 8 to bar to 7 setting of wheel.Such as Fig. 1 institutes
Show, finally on the table, at work, three-jaw chuck clamping bar causes bar to rotate together to this grasping system for installation
When push ahead at intervals；Circumgyration incision bar is free to after the gripping of grasping system.
One group in the present embodiment is arranged on clamping bearing 1 wheel 7 by sleeve 2 and bolt 3；Sleeve 2 is packed into wheel 7
Central axis, in 3 insertion sleeve 2 of bolt and installation is fixed by clamping the waist type groove opened up on bearing 1 in bolt 3.This
Being fixed on clamping bearing by sleeve and bolt to wheel 7 in embodiment, can be certainly in two waist type grooves on clamping bearing
By adjusting the position to wheel；By adjusting to taking turns position, clamping Best Point is realized, so that clamping is more reliable and more stable.It is right
Wheel can be at least 1 pair of idler wheel or at least 1 group of bearing or at least 1 group of ball, have certain gap between wheel, around respective
Mandrel be freely rotated, reduce the frictional damping between bar, improve the outer surface quality of bar.In the present embodiment
Wheel is made of with certain elasticity the in the prior art but rigid plastics for being less than glass, such as：Polytetrafluoroethylene (PTFE),
Suede；The purpose of this design is to avoid injuring glass billet surface due to pinch roller excessive high hardness.
The present embodiment grasping system is in rod motion is cut, since bar and pinch roller 84, the damping action between wheel 7 cause
Pinch roller 84 and wheel 7 is rotated freely, pinch roller 84 and to wheel 7 be freely rotated around respective mandrel, thus largely
Bar and pinch roller 84, the frictional damping between wheel 7 are reduced, avoids abrasion of the clamping device to billet surface.Due to right
Wheel 7 forms triangle clamping device, and under the action of the spring force of compression spring 82 with pinch roller 84 to bar, according to required folder
Automatic-clamping after the bite of the big minor adjustment pinch roller 84 for the bar stick diameter held, so as to effectively according to the diameter of bar difference
It is clamped；The stick diameter clamping range of bar in the present embodiment exists
Transmission mechanism in the present embodiment preferentially selects gear drive.The effect of transmission mechanism in the present embodiment is to be used for
Receive the control signal of controller, the bar cutting that driving cutting sheet moves up and down to complete different-diameter.Biography in the present invention
Motivation structure can also just use chain drive or pulley drive；Since gear drive, chain drive and pulley drive are existing
There is the routine techniques in technology, therefore the present embodiment does not make the explanation carried out.
The grasping system of the present embodiment, in the specific implementation, 8 fixed position of elastic pressure roller mechanism according to cutting stick machine automatically
The structure of machine and the requirement in space may be mounted at and all installed close to the left or right side of cutting sheet or both sides；Elasticity simultaneously
Pressing wheel mechanism 8 can also be mounted on the side for cutting the Bai Bang mechanisms on stick machine production line automatically, the installation of this elastic pressure roller mechanism 8
Position should be less than 100mm from breaking for Bai Bang mechanisms with a distance from stick point.Bai Bang mechanisms described here and cutting sheet are existing skill
The automatic component cut on stick machine in art, specific structure composition the present embodiment are not described in detail.
As shown in Fig. 2, elastic pressure roller mechanism 8 is set on the table by clamping bearing 1；Elastic pressure roller mechanism 8 includes
Compression bar 81, pinch roller 84 and compression spring 82；Compression bar 81 runs through and is slidably arranged on clamping bearing 1 vertically；Pinch roller 84 is arranged on
81 bottom end of compression bar；Compression spring 82 is sleeved on compression bar 81, and the bottom end of compression spring 82 is withstood on clamping bearing 1, top passes through
Check ring 83 limits.Pinch roller 84 connects compression bar 81 by pinch roller support 86 and pinch roller mandrel 85；Pinch roller support 86 is fixedly installed
On the bottom end of compression bar 81, mandrel 85 passes through pinch roller 84 and both ends are all connected with pinch roller support 86.This elastic pressure roller mechanism 8 is by convex
Taking turns mechanism (being not drawn into Fig. 1), the movement of driving compression bar 81 is to change and to taking turns the distance between 7 automatically, to adapt to different-diameter
The clamping of bar.This pinch roller 84 can be the combination of single or multiple pinch rollers to complete clamping function；Pinch roller 84 can surround
Respective mandrel independence and freedom rotation.Pinch roller 84 in the present embodiment is using with certain elasticity but hard in the prior art
Property be less than glass plastics be made, such as：Polytetrafluoroethylene (PTFE), woollen goods；The purpose of this design is to avoid hindering due to pinch roller excessive high hardness
Evil glass billet surface.The operation principle of cam mechanism described here is that the eccentric cam driven by motor or mechanical connection turns
Dynamic, eccentric cam pushes compression bar 81 to move, to change pinch roller 84 and to taking turns the distance between 7；This cam mechanism is the prior art
In routine techniques, the present embodiment is not described in detail；Further, compression bar 81 in the present embodiment elastic pressure roller mechanism 8
Movement can also push down on compression bar 81 to change pinch roller 84 and to taking turns the distance between 7 by manual actuation with hand.
The present embodiment is when implementing, when compression bar 81 is moved downward up to pinch roller 84 and to taking turns 7 collective effect pressed glass sticks
After material, at this point, displacement sensor sends the signal of the bar diameter detected to controller automatically, controller is set by inside
Fixed automatic operation program calculates the stick diameter depth that cutting sheet need to be cut, and then drive transmission device drives cutting sheet to carry out
Given cut depth cuts bar.Controller in the present embodiment is conventional in the prior art PLC controller or list
Piece machine controller, the operation program of inner setting is also operation program conventional in the prior art, therefore, the present embodiment pair
This is not described in detail.
The present embodiment solves the problems, such as that major diameter becomes the clamping of stick by the clamping device with elastic clamping；Meanwhile design
Grasping system is adjustable to detect the upper and lower displacement of cutting sheet to realize that adjust automatically cuts stick depth；It efficiently solves in background technology
The clamping mechanism cut automatically in the prior art in stick machine referred to can not achieve the clamping of bar major diameter change and be adjusted without automatic
The technical issues of saving cutting sheet deeper function.
As described above, although the present invention has been represented and described with reference to specific preferred embodiment, must not explain
For to the limitation of itself of the invention.It, can be right under the premise of the spirit and scope of the present invention that appended claims define are not departed from
Various changes can be made in the form and details for it.
Claims (5)
1. a kind of automatic grasping system for cutting stick machine, including the cutting for being used to cut bar workbench and setting on the table
Piece (4)；It is characterised in that it includes elastic pressure roller mechanism (8), the signal biography for measuring elastic pressure roller mechanism (8) decline displacement
Sensor, transmission mechanism (5), controller and at least one set are to taking turns (7)；Elastic pressure roller mechanism (8) is arranged on workbench and is located at and cuts
The left side and/or right side of pitch cutting, bar is clamped when being cut for bar；The output terminal connection controller of signal transducer；Transmission
For receiving the control signal of controller, the bar that driving cutting sheet moves up and down to complete different-diameter is cut for mechanism (5)；One
Group forms triangle clamping device on the table and with the pinch roller (84) in elastic pressure roller mechanism (8) to bar to wheel (7) setting；
Elastic pressure roller mechanism (8) is by clamping bearing (1) setting on the table；Elastic pressure roller mechanism (8) including compression bar (81),
Pinch roller (84) and compression spring (82)；Compression bar (81) runs through and is slidably arranged on clamping bearing (1) vertically；Pinch roller (84) is set
In compression bar (81) bottom end；Compression spring (82) is sleeved on compression bar (81), and the bottom end of compression spring (82) withstands on clamping bearing (1)
Upper, top is limited by check ring (83)；
Wheel (7) is arranged on by sleeve (2) and bolt (3) on clamping bearing (1)；Sleeve (2) is packed into the central shaft to taking turns (7)
Place, bolt (3) insertion sleeve (2) is interior and installation is fixed by clamping the waist type groove opened up on bearing (1) in bolt (3).
2. the grasping system as described in claim 1 for cutting stick machine automatically, which is characterized in that pinch roller (84) passes through pinch roller support
(86) and pinch roller mandrel (85) connects compression bar (81)；Pinch roller support (86) is fixed on the bottom end of compression bar (81), mandrel
(85) it is all connected with pinch roller support (86) across pinch roller (84) and both ends.
3. the grasping system as described in claim 1 for cutting stick machine automatically, which is characterized in that elastic pressure roller mechanism (8) is by convex
Wheel mechanism drives compression bar (81) movement to change and automatically to taking turns the distance between (7), to adapt to the folder of the bar of different-diameter
It holds.
4. the grasping system as described in claim 1 for cutting stick machine automatically, which is characterized in that transmission mechanism (5) is gear drive
Or chain drive or pulley drive.
5. the grasping system as described in claim 1 for cutting stick machine automatically, which is characterized in that signal transducer is displacement sensing
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510707757.9A CN105236728B (en) | 2015-10-27 | 2015-10-27 | A kind of automatic grasping system for cutting stick machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510707757.9A CN105236728B (en) | 2015-10-27 | 2015-10-27 | A kind of automatic grasping system for cutting stick machine |
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| Publication Number | Publication Date |
|---|---|
| CN105236728A CN105236728A (en) | 2016-01-13 |
| CN105236728B true CN105236728B (en) | 2018-07-03 |
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ID=55034617
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510707757.9A Active CN105236728B (en) | 2015-10-27 | 2015-10-27 | A kind of automatic grasping system for cutting stick machine |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB831010A (en) * | 1956-04-13 | 1960-03-23 | Eygesult Izzolampa Es Villamos | Process of and apparatus for severing predetermined lengths of glass tubing |
| CN101234849A (en) * | 2008-02-20 | 2008-08-06 | 李家凌 | Glass pipe cutting device |
| CN201172636Y (en) * | 2008-01-15 | 2008-12-31 | 黄得标 | Third-wheel tube-clamping and tube-rotating mechanism in auto-cutting machine for glass tube |
| CN202038983U (en) * | 2011-05-21 | 2011-11-16 | 董其宏 | Glass tube cutter |
| CN103014293A (en) * | 2012-12-20 | 2013-04-03 | 中联重科股份有限公司 | Positioning device and induction hardening equipment for straight round pipe fitting |
| CN203200169U (en) * | 2013-04-12 | 2013-09-18 | 常州施瑞迪能源科技有限公司 | Glass tube cutting device |
| CN205115279U (en) * | 2015-10-27 | 2016-03-30 | 南京春辉科技实业有限公司 | Automatic cut grasping system of stick machine |
-
2015
- 2015-10-27 CN CN201510707757.9A patent/CN105236728B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB831010A (en) * | 1956-04-13 | 1960-03-23 | Eygesult Izzolampa Es Villamos | Process of and apparatus for severing predetermined lengths of glass tubing |
| CN201172636Y (en) * | 2008-01-15 | 2008-12-31 | 黄得标 | Third-wheel tube-clamping and tube-rotating mechanism in auto-cutting machine for glass tube |
| CN101234849A (en) * | 2008-02-20 | 2008-08-06 | 李家凌 | Glass pipe cutting device |
| CN202038983U (en) * | 2011-05-21 | 2011-11-16 | 董其宏 | Glass tube cutter |
| CN103014293A (en) * | 2012-12-20 | 2013-04-03 | 中联重科股份有限公司 | Positioning device and induction hardening equipment for straight round pipe fitting |
| CN203200169U (en) * | 2013-04-12 | 2013-09-18 | 常州施瑞迪能源科技有限公司 | Glass tube cutting device |
| CN205115279U (en) * | 2015-10-27 | 2016-03-30 | 南京春辉科技实业有限公司 | Automatic cut grasping system of stick machine |
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| Publication number | Publication date |
|---|---|
| CN105236728A (en) | 2016-01-13 |
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