CN106392537A - Screw rod transmission device - Google Patents
Screw rod transmission device Download PDFInfo
- Publication number
- CN106392537A CN106392537A CN201610962319.1A CN201610962319A CN106392537A CN 106392537 A CN106392537 A CN 106392537A CN 201610962319 A CN201610962319 A CN 201610962319A CN 106392537 A CN106392537 A CN 106392537A
- Authority
- CN
- China
- Prior art keywords
- screw rod
- nut
- described screw
- discharging opening
- sleeve pipe
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
- B23P19/004—Feeding the articles from hoppers to machines or dispensers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/10—Aligning parts to be fitted together
- B23P19/102—Aligning parts to be fitted together using remote centre compliance devices
- B23P19/105—Aligning parts to be fitted together using remote centre compliance devices using sensing means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Control Of Conveyors (AREA)
Abstract
The invention discloses a screw conveying device which is characterized by comprising a screw accumulating mechanism (2), a screw conveying mechanism (6), a manipulator (8), a detection mechanism (10) and a screw nut assembling mechanism (13), wherein the detection mechanism (10) is provided with a moving part (12) and a detection part (14). The automatic screw feeding device can realize automatic feeding of the screw, inspection of the screw in the feeding process and assembly of the screw and the nut, and the processes are all automatic production, so that the production efficiency is greatly improved.
Description
Technical field
The present invention relates to a kind of screw rod transmitting device.
Background technology
Barrel is used to the device of spiral, and it generally includes centrally located cylindric barrel and is connected to this barrel two
The discoid disk tool at end.Disk tool is connected by threaded fastener between barrel.
Above-mentioned assembling process is at present all by being accomplished manually, because nut in the self-feeding of barrel, disk tool
Install, the connection of nut and screw rod, barrel transport on multiple stations and barrel and disk have between positioning all comparatively laborious,
The standard device being capable of above-mentioned functions is there is presently no in prior art.
Content of the invention
It is an object of the invention to proposing a kind of dress being capable of screw rod self-feeding and the automatic cooperation of bolt and nut
Put.
For solving the above problems, the invention provides a kind of screw rod transmitting device tires out material machine it is characterised in that including screw rod
Structure, screw conveyor structure, manipulator, testing agency and bolt and nut assemble mechanism, wherein：
Described screw rod Lei Liao mechanism is used for screw rod and adds up to place, and it is provided with the first discharging discharged for described screw rod
Mouthful；
Described screw rod conveying arrangement one end is provided with the second discharging opening, and it is used for receiving the institute that described first discharging opening is discharged
State screw rod, and drive described screw rod to move to described second discharging opening along the length direction of described screw rod conveying arrangement；
The described screw rod that described manipulator is used for being pointed on described second discharging opening is gripped and is moved to described folder
Hold in mechanism；
Described testing agency is provided with move portion and test section, and described move portion is used for receiving the institute of described manipulator gripping
State screw rod, and drive this screw rod to move along its length, described test section is arranged on above described move portion, and it is included at least
For the detection means that the length of described screw rod and axiality are detected, and the result detecting when described detection means is not
When qualified, underproof described screw rod is released the ejecting device of described move portion；
Described bolt and nut assemble mechanism is used for taking out the described screw rod after qualified through the detection of described testing agency, and with
Nut connects.
As a further improvement on the present invention, described move portion includes the driving-chain arranging along its length and is fixed on institute
State some fixed blocks on driving-chain, described fixed block is provided with the installation position for described screw rod clamping.
As a further improvement on the present invention, described ejecting mechanism is by along upper and lower setting, and between there is the first gap
Conveyer belt forms, and described screw rod is arranged on described fixed block, its pass through must to pass through during described driving-chain described first gap and with
Described conveyer belt produces friction, and described conveyer belt is also associated with the first power set driving it to do linear movement, and described the
One power set control its startup by described detection means.
As a further improvement on the present invention,
Described detection means is sensed by the first photoelectric sensor of described spiro rod length and detects the same of described screw rod
Second photoelectric sensor composition of axle degree,
Described ejecting mechanism is provided with two groups, and described screw motion, to the time of this ejecting mechanism described in two groups, is sent out respectively
Life is in same described screw motion to after make detection through the first photoelectric sensor and second sensor.
As a further improvement on the present invention,
Described first discharging opening is provided with stop gauge, and is controlled it to open or closed by controlling organization, its open or
Person closes and described screw rod can be controlled can to pass through or cannot pass through described first discharging opening；
Described controlling organization is arranged on screw rod conveying arrangement, for detecting whether described screw rod conveying arrangement has described spiral shell
Bar passes through, and and if only if when described controlling organization is not detected by described screw rod, controls described stop gauge to open, makes described screw rod
Can pass through.
As a further improvement on the present invention, described bolt and nut assemble mechanism includes：
Nut feeding distribution mechanism, for the feeding successively of nut, described nut energy in the presence of described nut feeding distribution mechanism
It is enough that through primary importance, described primary importance is located in described sleeve pipe, and under this primary importance, the axis setting of described nut
On first level line, the form fit between described sleeve pipe and described screw rod can limit described screw rod relative to described sleeve pipe
Rotate；
Pad feeding distribution mechanism, for the feeding successively of pad, described pad energy in the presence of described pad feeding distribution mechanism
Enough through the second place, under this second place, the axial line of described pad centre bore is horizontally set on described first level line；
Bar mechanism, for by described screw rod along this horizontal alignment described near described pad and described nut
Move in direction；
Shift mechanism, moves to described bar mechanism for the described screw rod after will be qualified for the detection of described testing agency；
Rotating mechanism, for controlling the rotation of described sleeve pipe.
As a further improvement on the present invention,
Described rotating mechanism is servomotor, and it is fixedly connected with described sleeve pipe；
Described bar mechanism includes the clamp system for clamping described screw rod and is used for promoting described clamp system edge
The cylinder of first level line motion.
The beneficial effects of the present invention is, the present invention is capable of the self-feeding of screw rod, in feeding process to screw rod
Inspection and the assembling of screw rod and nut, its process is automated production, greatly improves production efficiency.
Brief description
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of testing agency in the present invention；
Fig. 3 is bolt and nut assemble mechanism sectional view of the present invention；
In figure：2- screw rod Lei Liao mechanism；4- first discharging opening；6- screw rod conveying arrangement；8- manipulator；10- testing agency；
12- move portion；13- bolt and nut assemble mechanism；14- test section；16- driving-chain；17- ejecting device；18- fixed block；20- passes
Send band；22- stop gauge；24- nut feeding distribution mechanism；26- sleeve pipe；28- pad feeding distribution mechanism；30- bar mechanism.
Specific embodiment
Further illustrate technical scheme below in conjunction with the accompanying drawings and by specific embodiment.
As Fig. 1, the present invention includes screw rod Lei Liao mechanism 2, screw conveyor structure, manipulator 8, testing agency 10 and screw rod
Nut assemble mechanism 13, wherein：
Described screw rod Lei Liao mechanism 2 is used for screw rod and adds up to place, and it is provided with the first discharging discharged for described screw rod
Mouth 4；
Described screw rod conveying arrangement 6 one end is provided with the second discharging opening, and it is used for receiving what described first discharging opening 4 was discharged
Described screw rod, and drive described screw rod to move to described second discharging opening along the length direction of described screw rod conveying arrangement 6；
The described screw rod that described manipulator 8 is used for being pointed on described second discharging opening is gripped and is moved to described folder
Hold in mechanism；
Described testing agency 10 is provided with move portion 12 and test section 14, and described move portion 12 is used for receiving described manipulator
The described screw rod of 8 grippings, and drive this screw rod to move along its length, described test section 14 is arranged in described move portion 12
Side, it includes at least being used for the detection means that the length to described screw rod and axiality detect, and works as described detection means
When the result that detects is unqualified, underproof described screw rod is released the ejecting device 17 of described move portion 12；
Described bolt and nut assemble mechanism 13 be used for by through described testing agency 10 detect qualified after described screw rod take out,
And be connected with nut.
As a further improvement on the present invention, described move portion 12 includes the driving-chain 16 arranging along its length and fixes
Some fixed blocks 18 on described driving-chain 16, described fixed block 18 is provided with the installation position for described screw rod clamping.
As a further improvement on the present invention, described ejecting mechanism is by along upper and lower setting, and between there is the first gap
Conveyer belt 20 forms, and described screw rod is arranged on described fixed block 18, and it passes through must pass through between described first during described driving-chain 16
Gap simultaneously produces friction with described conveyer belt 20, and described conveyer belt 20 is also associated with the first power dress driving it to do linear movement
Put, described first power set control its startup by described detection means.
As a further improvement on the present invention,
Described detection means is sensed by the first photoelectric sensor of described spiro rod length and detects the same of described screw rod
Second photoelectric sensor composition of axle degree,
Described ejecting mechanism is provided with two groups, and described screw motion, to the time of this ejecting mechanism described in two groups, is sent out respectively
Life is in same described screw motion to after make detection through the first photoelectric sensor and second sensor.
As a further improvement on the present invention,
Described first discharging opening 4 is provided with stop gauge 22, and is controlled it to open or closed by controlling organization, and it is opened
Or close and described screw rod can be controlled can to pass through or cannot pass through described first discharging opening 4；
Described controlling organization is arranged on screw rod conveying arrangement 6, described for detecting whether described screw rod conveying arrangement 6 has
Screw rod passes through, and and if only if when described controlling organization is not detected by described screw rod, controls described stop gauge 22 to open, makes described
Screw rod can pass through.
As a further improvement on the present invention, described bolt and nut assemble mechanism 13 includes：
Nut feeding distribution mechanism 24, for the feeding successively of nut, described nut is in the effect of described nut feeding distribution mechanism 24
Under can be through primary importance, described primary importance is located in described sleeve pipe 26, and under this primary importance, the axle of described nut
Line is arranged on first level line, and the form fit between described sleeve pipe 26 and described screw rod can limit described screw rod relative to institute
State the rotation of sleeve pipe 26；
Pad feeding distribution mechanism 28, for the feeding successively of pad, described pad is in the effect of described pad feeding distribution mechanism 28
Under can be through the second place, under this second place, the axial line of described pad centre bore is horizontally set on described first water
Horizontal line；
Bar mechanism 30, for by described screw rod along this horizontal alignment described near described pad and described nut
Direction motion；
Shift mechanism, for by described testing agency 10 detect qualified after described screw rod mobile to described bar mechanism 30
In；
Rotating mechanism, for controlling the rotation of described sleeve pipe 26.
As a further improvement on the present invention,
Described rotating mechanism is servomotor, and it is fixedly connected with described sleeve pipe 26；
Described bar mechanism 30 includes the clamp system for clamping described screw rod and is used for promoting described clamp system
The cylinder moving along first level line.
The concrete principle of the present invention is as follows：
(1) screw rod batch is placed in screw rod Lei Liao mechanism 2, and screw rod Lei Liao mechanism 2 includes the reclaiming plate being obliquely installed, and goes out
The bottom of flitch is provided with lifting device, for the screw rod falling into reclaiming plate bottom is lifted up one by one, lifting device
Bottom be connected on the first discharging opening 4, screw rod through being promoted to during top by the first discharging opening 4 enter screw rod transport
In device 6；
(2) screw rod entering in screw rod conveying arrangement 6 is moved by the length direction of drives edge screw rod conveying arrangement 6, its knot
Structure is common V belt translation；
(3) when screw motion is to the second discharging opening, gripped in the move portion 12 of testing agency 10 by manipulator 8, quilt
It is arranged in the installation position of fixed block 18 and moves in the presence of driving-chain 16, then shape inspection can be carried out to screw rod during this
Survey, specifically include length, linearity, axiality etc., when detecting unqualified, have detection means to send unqualified signal, quilt
Driving means on conveyer belt 20 obtain, and this driving means drives transmission belt to do linear movement within a certain period of time, when screw rod fortune
When moving this position, fixed block 18 is left by conveyer belt 20 band, enter garbage area, when screw rod is detected as qualified, continue
Bolt and nut assemble mechanism 13 is moved on driving-chain 16；
(4) after screw motion moves to corresponding position on driving-chain 16, it is shifted device gripping and is arranged on bar
In mechanism 30, meanwhile, nut and bowl-type pad move to primary importance and the second place respectively, and now, bar mechanism 30 drives
Screw rod is want to move near the direction of nut and pad along first level line, and it first passes through the second place, and passes through second
The centre bore of the pad put, is continued motion and is contacted with the screwed hole of centre in pad, now sleeve pipe 26 rotates, the rotation of sleeve pipe 26
Turn and screw rod linear motion, the automatic cooperation of nut and screw rod will be realized.Thus solving asking of running in prior art
Topic.
Describe the know-why of the present invention above in association with specific embodiment.These descriptions are intended merely to explain the present invention's
Principle, and limiting the scope of the invention can not be construed to by any way.Based on explanation herein, the technology of this area
Personnel do not need to pay other specific embodiments that performing creative labour can associate the present invention, and these modes fall within
Within protection scope of the present invention.
Claims (7)
1. a kind of screw rod transmitting device is it is characterised in that include screw rod Lei Liao mechanism (2), screw conveyor structure (6), manipulator
(8), testing agency (10) and bolt and nut assemble mechanism (13), wherein：
Described screw rod Lei Liao mechanism (2) is used for screw rod and adds up to place, and it is provided with the first discharging opening discharged for described screw rod
(4)；
Described screw rod conveying arrangement (6) one end is provided with the second discharging opening (8), and it is used for receiving described first discharging opening (4) row
The described screw rod going out, and drive described screw rod to move to described second discharging along the length direction of described screw rod conveying arrangement (6)
Mouth (8)；
The described screw rod that described manipulator (8) is used for being pointed on described second discharging opening (8) is gripped and is moved to described
On clamping device (10)；
Described testing agency (10) is provided with move portion (12) and test section (14), and described move portion (12) is used for receiving described machine
The described screw rod that tool hand (8) grips, and drive this screw rod to move along its length, described test section (14) is arranged on described shifting
Above dynamic portion (12), it includes at least being used for the detection means that the length to described screw rod and axiality detect, and works as institute
State the result that detection means detects unqualified when underproof described screw rod released the ejecting device of described move portion (12)
(17)；
Described bolt and nut assemble mechanism (13) is used for take out the described screw rod after qualified through described testing agency (10) detection,
And be connected with nut.
2. a kind of screw rod transmitting device according to claim 1 is it is characterised in that described move portion (12) includes growing along it
The driving-chain (16) of degree setting and be fixed on some fixed blocks (18) on described driving-chain (16), on described fixed block (18)
It is provided with the installation position for described screw rod clamping.
3. a kind of screw rod transmitting device according to claim 1 it is characterised in that described ejecting mechanism (16) by along upper,
Lower setting, and between there is conveyer belt (20) composition in the first gap, described screw rod is arranged on described fixed block (18), and it passes through
Described first gap must be passed through during described driving-chain (16) and produce friction, on described conveyer belt (20) with described conveyer belt (20)
It is also associated with the first power set driving it to do linear movement, described first power set control it to open by described detection means
Dynamic.
4. a kind of screw rod transmitting device according to claim 3 it is characterised in that
Described detection means is sensed by the first photoelectric sensor of described spiro rod length and the axiality detecting described screw rod
Second photoelectric sensor composition,
Described ejecting mechanism (16) is provided with two groups, the time of described screw motion to this ejecting mechanism (16) described in two groups, point
Do not occur in same described screw motion to after make detection through the first photoelectric sensor and second sensor.
5. a kind of screw rod transmitting device according to claim 4 it is characterised in that
Described first discharging opening (4) is provided with stop gauge (22), and is controlled it to open or closed by controlling organization, and it is opened
Or close and described screw rod can be controlled can to pass through or cannot pass through described first discharging opening (4)；
Described controlling organization is arranged on screw rod conveying arrangement (6), described for detecting whether described screw rod conveying arrangement (6) has
Screw rod passes through, and and if only if when described controlling organization is not detected by described screw rod, controls described stop gauge to open, makes described spiral shell
Bar can pass through.
6. a kind of screw rod transmitting device according to claim 5 is it is characterised in that described bolt and nut assemble mechanism (13)
Including：
Nut feeding distribution mechanism (24), for the feeding successively of described nut, its one end is connected with horizontally disposed sleeve pipe (26),
Described nut can finally move to the primary importance in described sleeve pipe (26) in the presence of described nut feeding distribution mechanism (24)
In, in this primary importance, the axis of described nut is arranged on first level line
Pad feeding distribution mechanism (28), described pad feeding distribution mechanism (28) can be transported described pad to the second place, this
Under two positions, under this second place, the axial line of described pad centre bore is horizontally set on described first level line；
Bar mechanism (30), for by described screw rod along this horizontal alignment described near described pad and described nut
Move in direction；
Shift mechanism, moves to described bar mechanism (30) for the described screw rod after will be qualified for described testing agency (10) detection
In；
Rotating mechanism, for controlling the rotation of described sleeve pipe (26), described sleeve pipe (26) can limit with the form fit of screw rod
Described screw rod is with the rotation of described sleeve pipe (26).
7. a kind of screw rod transmitting device according to claim 6 it is characterised in that
Described rotating mechanism is servomotor, and it is fixedly connected with described sleeve pipe (26)；
Described bar mechanism (30) includes the clamp system for clamping described screw rod and is used for promoting described clamp system edge
The cylinder of first level line motion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610962319.1A CN106392537B (en) | 2016-11-04 | 2016-11-04 | Screw rod transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610962319.1A CN106392537B (en) | 2016-11-04 | 2016-11-04 | Screw rod transmission device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106392537A true CN106392537A (en) | 2017-02-15 |
| CN106392537B CN106392537B (en) | 2018-05-29 |
Family
ID=58015136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610962319.1A Active CN106392537B (en) | 2016-11-04 | 2016-11-04 | Screw rod transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106392537B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109533457A (en) * | 2018-12-21 | 2019-03-29 | 江苏泗阳协力轻工机械有限公司 | A kind of tubular articles packaging production line and its packing method |
| CN111347246A (en) * | 2020-03-30 | 2020-06-30 | 江门市科达仪表有限公司 | A all-in-one for vehicle instrument assembly and detection |
| CN111791038A (en) * | 2020-07-13 | 2020-10-20 | Oppo（重庆）智能科技有限公司 | Screw locking control method and device, storage medium and electronic equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4237605A (en) * | 1978-03-11 | 1980-12-09 | E. W. Menn KG Maschinenfabrik | Machine for assembling screw blanks and washers |
| US4470194A (en) * | 1981-09-14 | 1984-09-11 | Omega Officine Meccaniche S.P.A. | Device for slipping washers and like onto shanks of screws and the like |
| CN104227390A (en) * | 2013-06-07 | 2014-12-24 | 珠海格力电器股份有限公司 | Locking device of threaded fasteners |
| CN205218482U (en) * | 2015-11-30 | 2016-05-11 | 深圳市威富多媒体有限公司 | Screw rod material feeding unit wears screw rod machine with automation |
| CN205380422U (en) * | 2015-11-13 | 2016-07-13 | 珠海智新自动化科技有限公司 | Dilating screw automatic assembly system |
| CN106002212A (en) * | 2016-05-26 | 2016-10-12 | 广东金弘达自动化科技股份有限公司 | Automatic assembling machine for threaded rods and nuts |
-
2016
- 2016-11-04 CN CN201610962319.1A patent/CN106392537B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4237605A (en) * | 1978-03-11 | 1980-12-09 | E. W. Menn KG Maschinenfabrik | Machine for assembling screw blanks and washers |
| US4470194A (en) * | 1981-09-14 | 1984-09-11 | Omega Officine Meccaniche S.P.A. | Device for slipping washers and like onto shanks of screws and the like |
| CN104227390A (en) * | 2013-06-07 | 2014-12-24 | 珠海格力电器股份有限公司 | Locking device of threaded fasteners |
| CN205380422U (en) * | 2015-11-13 | 2016-07-13 | 珠海智新自动化科技有限公司 | Dilating screw automatic assembly system |
| CN205218482U (en) * | 2015-11-30 | 2016-05-11 | 深圳市威富多媒体有限公司 | Screw rod material feeding unit wears screw rod machine with automation |
| CN106002212A (en) * | 2016-05-26 | 2016-10-12 | 广东金弘达自动化科技股份有限公司 | Automatic assembling machine for threaded rods and nuts |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109533457A (en) * | 2018-12-21 | 2019-03-29 | 江苏泗阳协力轻工机械有限公司 | A kind of tubular articles packaging production line and its packing method |
| CN111347246A (en) * | 2020-03-30 | 2020-06-30 | 江门市科达仪表有限公司 | A all-in-one for vehicle instrument assembly and detection |
| CN111791038A (en) * | 2020-07-13 | 2020-10-20 | Oppo（重庆）智能科技有限公司 | Screw locking control method and device, storage medium and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106392537B (en) | 2018-05-29 |
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Effective date of registration: 20171115 Address after: 215000 Wujiang economic and Technological Development Zone, Jiangsu Province, North Road, No. 168 transport Applicant after: JIANGSU HENGTONG INTELLIGENT TECHNOLOGY Co.,Ltd. Address before: 215000 No. 100, Heng Tong Road, Wujiang economic and Technological Development Zone, Suzhou, Jiangsu Applicant before: SUZHOU HENGTONG INTELLIGENT PRECISION EQUIPMENT Co.,Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20220523 Address after: No. 168 Jiaotong North Road, Wujiang Economic and Technological Development Zone, Suzhou City, Jiangsu Province Patentee after: Jiangsu Hengxin quartz Technology Co.,Ltd. Patentee after: Jiangsu Hengtong Intelligent Equipment Co.,Ltd. Address before: No. 168 Jiaotong North Road, Wujiang Economic and Technological Development Zone, Suzhou City, Jiangsu Province Patentee before: Jiangsu Hengxin quartz Technology Co.,Ltd. |