CN106944865A - A kind of bolt scrapings groove automatic charging process equipment - Google Patents
A kind of bolt scrapings groove automatic charging process equipment Download PDFInfo
- Publication number
- CN106944865A CN106944865A CN201710247886.3A CN201710247886A CN106944865A CN 106944865 A CN106944865 A CN 106944865A CN 201710247886 A CN201710247886 A CN 201710247886A CN 106944865 A CN106944865 A CN 106944865A
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- China
- Prior art keywords
- bolt
- feed table
- scrapings
- charging process
- automatic charging
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
- B23Q7/08—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of slides or chutes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling, Drilling, And Turning Of Wood (AREA)
Abstract
The present invention relates to fastener technical field of processing equipment, more particularly to a kind of bolt scrapings groove automatic charging process equipment, there are several locating slots vertically downward along its circumferencial direction spaced set on the feed table, the compact heap that can be vertically moved up or down is provided with above the feed table, the reciprocating-type cutting device is provided with the cutting blade moved along feed table radial level.Bolt to be processed is sent in the locating slot on feed table by the present invention one by one by feeding track, bolt bolt to be processed is sent to by the rotated stepwise of feed table by the underface of gripping block one by one, hold-down bolt is moved downward by vertical driver driving sliding block, cutting sheet processes scrapings groove through hole is avoided in the end of bolt, the defect that bolt after processing moves to limitation set with feed table is put, the bolt processed departs under the stop of switch-plate side out of locating slot, roll into stock guide, high degree of automation, it is high in machining efficiency, safety coefficient is high.
Description
Technical field
The present invention relates to fastener technical field of processing equipment, more particularly to a kind of bolt scrapings groove automatic charging processing is set
It is standby.
Background technology
The screw front end of bolt sets scraping groove, rubbish that can be when screw thread coordinates in internal threads, and hydrops cleaning is done
Only, it is to avoid contact surface has rubbish.
Bolt with scraping groove between processing bolt, it is necessary to scraping groove is being pre-machined, and in the prior art can be real
The equipment of existing scraping groove full-automatic processing operation is considerably less, mostly using artificial loading, after by clamping device, bolt is fixed
The processing of scraping groove, inefficiency are carried out, and has potential safety hazard.
Based on above mentioned problem, urgent need is wanted a kind of fully-automatic equipment that can realize that scraping groove is processed automatically on bolt, carried
The generation of industrial accident is avoided while high processing efficiency.
The content of the invention
Set in view of the above-mentioned deficiencies in the prior art, it is an object of the present invention to provide a kind of bolt scrapings groove automatic charging processing
It is standby.
To solve the above problems, the present invention provides following technical scheme：A kind of bolt scrapings groove automatic charging process equipment,
Including pedestal, swinging locating unit and reciprocating-type cutting device, the swinging feeding are installed at the top of the pedestal
Positioner is provided with the feed table of a rotated stepwise, has several along its circumferencial direction spaced set on the feed table
Locating slot vertically downward, is provided with the compact heap that can be vertically moved up or down above the feed table, and the compact heap faces static shape
A locating slot under state on feed table, the reciprocating-type cutting device is provided with the cutting moved along feed table radial level
Blade, the direction that the axis of the cutting blade is reciprocally moved is vertical, the also control including being connected by connecting plate with pedestal
Cabinet.
Further, the swinging locating unit also include device for revolving and driving, feed table feeding device and
Compact heap drive device, device for revolving and driving is provided with base and the stepper motor installed in base top, feed table and stepping
The output end of motor is fixedly connected, and feed table feeding device includes vibrator and being obliquely installed at the top of the vibrator
Feeding track, the output of the feeding track rectifies to a locating slot on feed table under inactive state, compact heap driving dress
Put including vertical driver and for installing the stake body of the vertical driver, the stake body is arranged on the outer of device for revolving and driving
Enclose and be provided with horizontal upper mounting plate, vertical drive is arranged on upper mounting plate, and the leading section of upper mounting plate is detachable
Ground is provided with compression guider, and the compression guider is provided with the sliding block that can be moved in vertical direction, and compact heap fixes peace
Mounted in the bottom of the sliding block, the top of sliding block and the output end of vertical drive are connected.
Further, the device for revolving and driving also includes restricted set, and the limitation is set on the periphery of feed table, limits
The bottom of system set is fixedly connected with base, limits the top edge of set and the upper surface flush of feed table, limits the inwall of set with sending
Glade plane space is left between the outer wall of charging tray.
Further, the avoidance hole just to cutting blade is provided with the side wall of the limitation set.
Further, it is described limitation be arranged with defect portion, installment state, the defect portion from the direction of rotation of feed table from
The position that bolt is compacted extends to the position that bolt is sent to feed table.
Further, also include on the inside of the stake body and positioned at the material toggling block in defect portion, the material toggling block be provided with to
The circle centre position extension of feed table and the switch-plate of level, switch-plate are in one with the radial direction of feed table towards the side of cutting blade
Acute angle.
Further, the compression guider includes the limit that upper mounting plate leading section is disposed in vertical state
Gathering sill is provided with the inside of clamp dog, each confinement block, sliding block is slidably fitted between two gathering sills.
Further, the reciprocating-type cutting device included and set on slide unit, cutting motor and horizontal driver, slide unit
There is the directive slide track consistent with the cutting sheet direction of motion, bottom and the directive slide track of cutting motor are slidably matched, horizontal driver
It is fixedly mounted on pedestal, the output of horizontal driver and the sidepiece of cutting motor are connected.
Further, the reciprocating-type cutting device also includes the first sensor being fixedly connected with slide unit and second and passed
The lower end sidepiece to cutting motor is rectified in sensor, the detection of first sensor, and the axis of first sensor is perpendicular to directive slide track
Bearing of trend, the detection of second sensor rectifies to the lower end sidepiece of cutting motor, and the diameter parallel of second sensor is in leading
To the bearing of trend of slide rail, second sensor and horizontal driver point row and the cutting motor left and right sides.
Further, the stock guide for being detachably arranged in pedestal sidepiece and being obliquely installed also is included, the stock guide
Upper end extend on the inside of stake body to defect portion.
Beneficial effect：A kind of bolt scrapings groove automatic charging process equipment of the present invention, will be treated one by one by feeding track
The bolt of processing is sent in the locating slot on feed table, by the rotated stepwise of feed table by bolt bolt to be processed one by one
The underface of gripping block is sent to, is moved downward by vertical driver driving sliding block, drives compact heap hold-down bolt, compression has been acted
Cheng Hou, by horizontal driver driving cutting motor motion so that cutting sheet processes scrapings through hole is avoided in the end of bolt
Groove, cutting sheet reset is standby after processing, and the defect that the bolt after processing moves to limitation set with feed table is put, plus
The good bolt of work departs under the stop of switch-plate side out of locating slot, rolls into stock guide, and then enters and be placed on
In Turnround basket beside equipment, high degree of automation is high in machining efficiency, and safety coefficient is high.
Brief description of the drawings
Fig. 1 is dimensional structure diagram one of the invention；
Fig. 2 is dimensional structure diagram two of the invention；
Fig. 3 is the dimensional structure diagram one of swinging locating unit in the present invention；
Fig. 4 is the dimensional structure diagram two of swinging locating unit in the present invention；
Fig. 5 is the front view of swinging locating unit in the present invention；
Fig. 6 is the sectional view of swinging locating unit in the present invention；
The dimensional structure diagram one of reciprocating-type cutting device in Fig. 7 present invention；
The dimensional structure diagram two of reciprocating-type cutting device in Fig. 8 present invention；
Description of reference numerals：Pedestal 1, swinging locating unit 2, reciprocating-type cutting device 3, switch board 4, connecting plate
4a, stock guide 5, feed table 6, locating slot 6a, base 7, stepper motor 8, vibrator 9, feeding track 10, vertical driver 11,
Stake body 12, upper mounting plate 12a, sliding block 13, limitation fast 14, compact heap 15, limitation set 16 avoids hole 16a, and switch-plate 17 is sliding
Platform 18, cutting motor 19, cutting sheet 19a, horizontal driver 20, first sensor 21, second sensor 22.
Embodiment
With reference to Figure of description and embodiment, the specific embodiment of the present invention is described in further detail：
Referring to figs. 1 to a kind of bolt scrapings groove automatic charging process equipment shown in Fig. 8, including pedestal 1, the pedestal 1
Top is provided with swinging locating unit 2 and reciprocating-type cutting device 3, and the swinging locating unit 2 is provided with
There are several determining vertically downward along its circumferencial direction spaced set on the feed table 6 of one rotated stepwise, the feed table 6
Position groove 6a, the compact heap 15 that can be vertically moved up or down is provided with the top of feed table 6, the compact heap 15 is faced to be sent under inactive state
A locating slot 6a on charging tray 6, the reciprocating-type cutting device 3 is provided with the cutting moved along the radial level of feed table 6
Blade, the direction that the axis of the cutting blade is reciprocally moved is vertical, the also control including being connected by connecting plate 4a with pedestal 1
Cabinet 4 processed.
The swinging locating unit 2 also includes device for revolving and driving, the feeding device of feed table 6 and compact heap 15
Drive device, device for revolving and driving is provided with base 7 and the stepper motor 8 installed in the top of base 7, feed table 6 and stepping electricity
The output end of machine 8 is fixedly connected, and the feeding device of feed table 6 includes vibrator 9 and the inclination installed in the top of vibrator 9 is set
The feeding track 10 put, the output of the feeding track 10 is rectified to a locating slot 6a on feed table under inactive state 6, is compressed
The drive device of block 15 includes vertical driver 11 and the stake body 12 for installing the vertical driver 11, and the stake body 12 is set
In the periphery of device for revolving and driving and it is provided with horizontal upper mounting plate 12a, vertical drive is arranged on upper mounting plate 12a
On, upper mounting plate 12a leading section is removably provided with compression guider, and the compression guider is provided with can be vertical
The sliding block 13 of direction movement, compact heap 15 is fixedly mounted on the bottom of the sliding block 13, the top of sliding block 13 and vertical drive
Output end connection.
The device for revolving and driving also includes restricted set 16, and limitation set 16 is arranged on the periphery of feed table 6, limitation set
16 bottom is fixedly connected with base 7, the upper surface flush of the top edge and feed table 6 of limitation set 16, the inwall of limitation set 16
Glade plane space is left between the outer wall of feed table 6.
The avoidance hole 16a just to cutting blade is provided with the side wall of the limitation set 16.
The limitation set 16 is provided with defect portion, under installment state, and the defect portion is from the direction of rotation of feed table 6 from bolt quilt
The position of compression extends to the position that bolt is sent to feed table 6.
Also include installed in the inner side of stake body 12 and positioned at the material toggling block in defect portion, the material toggling block is provided with to feed table 6
Circle centre position extension and level switch-plate 17, the radial direction of switch-plate 17 towards the side of cutting blade and feed table 6 is in one
Acute angle.
The compression guider includes the confinement block that upper mounting plate 12a leading sections are disposed in vertical state,
Gathering sill is provided with the inside of each confinement block, sliding block 13 is slidably fitted between two gathering sills.
The reciprocating-type cutting device 3 included and set on slide unit 18, cutting motor 19 and horizontal driver 20, slide unit 18
There is the directive slide track consistent with the cutting sheet 19a directions of motion, bottom and the directive slide track of cutting motor 19 are slidably matched, level is driven
Dynamic device 20 is fixedly mounted on pedestal 1, and the output of horizontal driver 20 is connected with the sidepiece of cutting motor 19.
The reciprocating-type cutting device 3 also includes the first sensor 21 being fixedly connected with slide unit 18 and second sensor
22, the lower end sidepiece to cutting motor 19 is rectified in the detection of first sensor 21, and the axis of first sensor 21 is perpendicular to guiding
The lower end sidepiece to cutting motor 19, the axle of second sensor 22 are rectified in the bearing of trend of slide rail, the detection of second sensor 22
Line is parallel to the bearing of trend of directive slide track, and 20 points of second sensor 22 and horizontal driver are arranged and cutting motor 19 or so two
Side.
Also include the stock guide 5 for being detachably arranged in the sidepiece of pedestal 1 and being obliquely installed, the upper end of the stock guide 5
Extend to the inner side of stake body 12 to defect portion.
Operation principle：Bolt is transported to by the feeding device of feed table 6 by vibrating disk, will be treated one by one by feeding track 10
The bolt of processing is sent in the locating slot 6a on feed table 6, by the rotated stepwise of feed table 6 by bolt bolt to be processed
The underface of gripping block is sent to one by one, drives sliding block 13 to move downward by vertical driver 11, drives the hold-down bolt of compact heap 15,
After the completion of compression action, cutting motor 19 is driven to move by horizontal driver 20 so that cutting sheet 19a exists through hole 16a is avoided
The end of bolt processes scrapings groove, and cutting sheet 19a resets are standby after processing, and the bolt after processing is transported with feed table 6
The defect for moving limitation set 16 is put, and the bolt processed departs under the stop of the side of switch-plate 17 out of locating slot 6a,
Roll into stock guide 5, and then enter in the Turnround basket being placed on beside equipment.
The above, is only presently preferred embodiments of the present invention, not makes any limit to the technical scope of the present invention
System, therefore any trickle amendment, equivalent variations and the modification that every technical spirit according to the present invention is made to above example,
In the range of still falling within technical scheme.
Claims (10)
1. a kind of bolt scrapings groove automatic charging process equipment, including pedestal (1), it is characterised in that：The top peace of the pedestal (1)
Equipped with swinging locating unit (2) and reciprocating-type cutting device (3), the swinging locating unit (2) is provided with
There are several vertically downward along its circumferencial direction spaced set on the feed table (6) of one rotated stepwise, the feed table (6)
Locating slot (6a), the compact heap (15) that can be vertically moved up or down is provided with above the feed table (6), the compact heap (15) is faced
A locating slot (6a) under inactive state on feed table (6), the reciprocating-type cutting device (3) is provided with along feed table
(6) cutting blade of radial level movement, the direction that the axis of the cutting blade is reciprocally moved is vertical, also including by even
The switch board (4) that fishplate bar (4a) is connected with pedestal (1).
2. a kind of bolt scrapings groove automatic charging process equipment according to claim 1, it is characterised in that：The swinging
Locating unit (2) also includes device for revolving and driving, feed table (6) feeding device and compact heap (15) drive device, returns
Rotary driving device is provided with base (7) and the stepper motor (8) at the top of base (7), feed table (6) and stepper motor
(8) output end is fixedly connected, and feed table (6) feeding device includes vibrator (9) and at the top of the vibrator (9)
The feeding track (10) being obliquely installed, the output of the feeding track (10) is rectified to one on feed table under inactive state (6)
Locating slot (6a), compact heap (15) drive device includes vertical driver (11) and the branch for installing the vertical driver (11)
Support body (12), the stake body (12) is arranged on the periphery of device for revolving and driving and is provided with horizontal upper mounting plate (12a), vertically
Drive device is arranged on upper mounting plate (12a), and the leading section of upper mounting plate (12a) is removably provided with compression and is oriented to dress
Put, the compression guider is provided with the sliding block (13) that can be moved in vertical direction, compact heap (15) is fixedly mounted on the sliding block
(13) bottom, the top of sliding block (13) and the output end of vertical drive are connected.
3. a kind of bolt scrapings groove automatic charging process equipment according to claim 2, it is characterised in that：The revolution is driven
Dynamic device also includes restricted set (16), and the limitation set (16) is arranged on the periphery of feed table (6), the bottom of limitation set (16) with
Base (7) is fixedly connected, the upper surface flush of top edge and the feed table (6) of limitation set (16), the inwall of limitation set (16) with
Glade plane space is left between the outer wall of feed table (6).
4. a kind of bolt scrapings groove automatic charging process equipment according to claim 3, it is characterised in that：The limitation set
(16) the avoidance hole (16a) just to cutting blade is provided with side wall.
5. a kind of bolt scrapings groove automatic charging process equipment according to claim 3, it is characterised in that：The limitation set
(16) defect portion is provided with, under installment state, the position that the defect portion is compacted from bolt from the direction of rotation of feed table (6) is to spiral shell
Bolt is sent to the position extension of feed table (6).
6. a kind of bolt scrapings groove automatic charging process equipment according to claim 5, it is characterised in that：Also include peace
On the inside of stake body (12) and positioned at the material toggling block in defect portion, the material toggling block, which is provided with to the circle centre position of feed table (6), to be extended simultaneously
And the switch-plate (17) of level, switch-plate (17) is in an acute angle with the radial direction of feed table (6) towards the side of cutting blade.
7. a kind of bolt scrapings groove automatic charging process equipment according to claim 2, it is characterised in that：The compression is led
Include the confinement block that upper mounting plate (12a) leading section is disposed in vertical state, the inner side of each confinement block to device
Gathering sill is provided with, sliding block (13) is slidably fitted between two gathering sills.
8. a kind of bolt scrapings groove automatic charging process equipment according to claim 2, it is characterised in that：It is described reciprocating
Cutter device (3) includes slide unit (18), cutting motor (19) and horizontal driver (20), and slide unit is provided with and cut on (18)
The consistent directive slide track of piece (19a) direction of motion, the bottom of cutting motor (19) is slidably matched with directive slide track, horizontal driver
(20) it is fixedly mounted on pedestal (1), the output of horizontal driver (20) is connected with the sidepiece of cutting motor (19).
9. a kind of bolt scrapings groove automatic charging process equipment according to claim 8, it is characterised in that：It is described reciprocating
Cutter device (3) also includes the first sensor (21) being fixedly connected with slide unit (18) and second sensor (22), and first passes
The lower end sidepiece to cutting motor (19) is rectified in the detection of sensor (21), and the axis of first sensor (21) is perpendicular to directive slide track
Bearing of trend, the detection of second sensor (22) rectifies the lower end sidepiece to cutting motor (19), second sensor (22)
Diameter parallel is in the bearing of trend of directive slide track, second sensor (22) and horizontal driver (20) point row and cutting motor (19)
The left and right sides.
10. a kind of bolt scrapings groove automatic charging process equipment according to claim 5, it is characterised in that：Also include
The stock guide (5) for being detachably arranged in pedestal (1) sidepiece and being obliquely installed, the upper end of the stock guide (5) extends to support
To defect portion on the inside of body (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710247886.3A CN106944865B (en) | 2017-04-17 | 2017-04-17 | A kind of bolt scrapings slot automatic charging process equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710247886.3A CN106944865B (en) | 2017-04-17 | 2017-04-17 | A kind of bolt scrapings slot automatic charging process equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106944865A true CN106944865A (en) | 2017-07-14 |
| CN106944865B CN106944865B (en) | 2019-01-01 |
Family
ID=59477191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710247886.3A Active CN106944865B (en) | 2017-04-17 | 2017-04-17 | A kind of bolt scrapings slot automatic charging process equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106944865B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108237254A (en) * | 2018-03-30 | 2018-07-03 | 芜湖强振汽车紧固件有限公司 | A kind of scrapings bolt process equipment |
| CN108457962A (en) * | 2018-03-30 | 2018-08-28 | 芜湖强振汽车紧固件有限公司 | A kind of bolt with scrapings function |
| CN108500354A (en) * | 2018-03-30 | 2018-09-07 | 芜湖强振汽车紧固件有限公司 | Processing unit (plant) for the processing of scrapings bolt |
| CN108526555A (en) * | 2018-03-30 | 2018-09-14 | 芜湖强振汽车紧固件有限公司 | A kind of scrapings bolt processing method |
| CN114559064A (en) * | 2021-12-03 | 2022-05-31 | 谭伟 | Apparatus and method for coupling threaded fasteners |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US3585665A (en) * | 1969-06-25 | 1971-06-22 | Warren M Jackson | Screw slotting machine |
| CN202399079U (en) * | 2012-01-07 | 2012-08-29 | 浙江工贸职业技术学院 | Automatic assembly line rotary table system based on flexible self-adapting under-actuated manipulators |
| CN203265785U (en) * | 2013-06-05 | 2013-11-06 | 浙江锯力煌锯床股份有限公司 | High efficient cutting device for conical workpiece |
| CN204148547U (en) * | 2014-09-02 | 2015-02-11 | 欣邦五金制品（昆山）有限公司 | A kind of self-feeding drilling equipment of U-shaped workpiece |
| CN205166386U (en) * | 2015-12-04 | 2016-04-20 | 福建福山轴承有限公司 | Drilling and tapping machine |
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2017
- 2017-04-17 CN CN201710247886.3A patent/CN106944865B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3585665A (en) * | 1969-06-25 | 1971-06-22 | Warren M Jackson | Screw slotting machine |
| CN202399079U (en) * | 2012-01-07 | 2012-08-29 | 浙江工贸职业技术学院 | Automatic assembly line rotary table system based on flexible self-adapting under-actuated manipulators |
| CN203265785U (en) * | 2013-06-05 | 2013-11-06 | 浙江锯力煌锯床股份有限公司 | High efficient cutting device for conical workpiece |
| CN204148547U (en) * | 2014-09-02 | 2015-02-11 | 欣邦五金制品（昆山）有限公司 | A kind of self-feeding drilling equipment of U-shaped workpiece |
| CN205166386U (en) * | 2015-12-04 | 2016-04-20 | 福建福山轴承有限公司 | Drilling and tapping machine |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108237254A (en) * | 2018-03-30 | 2018-07-03 | 芜湖强振汽车紧固件有限公司 | A kind of scrapings bolt process equipment |
| CN108457962A (en) * | 2018-03-30 | 2018-08-28 | 芜湖强振汽车紧固件有限公司 | A kind of bolt with scrapings function |
| CN108500354A (en) * | 2018-03-30 | 2018-09-07 | 芜湖强振汽车紧固件有限公司 | Processing unit (plant) for the processing of scrapings bolt |
| CN108526555A (en) * | 2018-03-30 | 2018-09-14 | 芜湖强振汽车紧固件有限公司 | A kind of scrapings bolt processing method |
| CN114559064A (en) * | 2021-12-03 | 2022-05-31 | 谭伟 | Apparatus and method for coupling threaded fasteners |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106944865B (en) | 2019-01-01 |
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Denomination of invention: Bolt scrapping groove automatic feeding machining device Effective date of registration: 20200710 Granted publication date: 20190101 Pledgee: Huishang bank Wuhu Wuhu County sub branch Pledgor: WUHU QIANGZHEN AUTOMOBILE FASTENER Co.,Ltd. Registration number: Y2020980003983 |