CN103111692A - Automatic floating tapping device - Google Patents

Automatic floating tapping device Download PDF

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Publication number
CN103111692A
CN103111692A CN2013100368930A CN201310036893A CN103111692A CN 103111692 A CN103111692 A CN 103111692A CN 2013100368930 A CN2013100368930 A CN 2013100368930A CN 201310036893 A CN201310036893 A CN 201310036893A CN 103111692 A CN103111692 A CN 103111692A
Authority
CN
China
Prior art keywords
tapping
workpiece
magnetic core
controller
floating
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN2013100368930A
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Chinese (zh)
Other versions
CN103111692B (en
Inventor
郑运婷
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.)
Huizhou Chunxing Precision Co ltd
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN201310036893.0A priority Critical patent/CN103111692B/en
Publication of CN103111692A publication Critical patent/CN103111692A/en
Priority to CN201480001686.4A priority patent/CN104520041B/en
Priority to PCT/CN2014/070560 priority patent/WO2014111003A1/en
Application granted granted Critical
Publication of CN103111692B publication Critical patent/CN103111692B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23GTHREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G1/00Thread cutting; Automatic machines specially designed therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23GTHREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G1/00Thread cutting; Automatic machines specially designed therefor
    • B23G1/44Equipment or accessories specially designed for machines or devices for thread cutting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23GTHREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G1/00Thread cutting; Automatic machines specially designed therefor
    • B23G1/16Thread cutting; Automatic machines specially designed therefor in holes of workpieces by taps
    • B23G1/18Machines with one working spindle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06Work-clamping means
    • B23Q3/08Work-clamping means other than mechanically-actuated
    • B23Q3/082Work-clamping means other than mechanically-actuated hydraulically actuated
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/15Devices for holding work using magnetic or electric force acting directly on the work
    • B23Q3/154Stationary devices

Abstract

An automatic floating tapping device comprises a tapping machine, a hydraulic device, a floating clamping die, a vibration feeding machine and a controller. The floating clamping die is utilized to collate a tee-joint workpiece and a center of a tapping knife so as to solve the problem that center collating is needed by the tee-joint workpiece and the tapping knife. The hydraulic device and the floating clamping die are utilized to clamp the tee-joint workpiece in a tapping working condition of a fixed clamp, and simultaneously, a magnetic force suction device is utilized to tightly suck the tee-joint workpiece in the tapping working condition of the fixed clamp. The automatic floating tapping device solves the problem that the tee-joint workpiece is easy to deform due to oversize mechanical clamping force, implements automatic tapping of the tee-joint workpiece, and improves production efficiency of tapping of the tee-joint workpiece.

Description

The automatic floating tapping device
Technical field
The present invention relates to a kind of tapping device, particularly a kind of automatic floating tapping device for the threeway workpiece.
Background technology
Make a kind of panel radiator, need to use a kind of threeway workpiece, the threeway workpiece needs tapping, need to proofread the center of threeway workpiece and tapping knife during tapping, simultaneously, thinner thickness due to the threeway workpiece, rigidity is inadequate, easily be out of shape when adopting mechanical system to clamp, singly take the method for mechanical grip to be difficult to the threeway Workpiece clamping, a kind of can automatic Proofreading threeway workpiece and the center of tapping knife and the automatic floating tapping device that is provided with the magnetic force locking device become the needs of threeway Workpiece tapping.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, a kind of automatic floating tapping device for the threeway workpiece is provided, be used for the tapping of threeway workpiece, improve the production efficiency of threeway Workpiece tapping.
The technical solution adopted in the present invention is: the automatic floating tapping device includes tooth machining unit, hydraulic means, floating clamping mechanism mould, vibrations feeder and controller; Tooth machining unit includes support, main motor and tapping power head, and main motor and tapping power head are fixedly connected with support; Hydraulic means includes magnetic valve and oil cylinder, and oil cylinder is provided with flexible pipe and is connected with magnetic valve; The floating clamping mechanism mould includes mold base, geometrical clamp, live splint, guide holder and the axis of guide, geometrical clamp, oil cylinder and guide holder are fixedly connected with mold base, mold base is connected movingly with support, one end of the axis of guide is fixedly connected with the piston rod of oil cylinder, and the other end of the axis of guide is fixedly connected with live splint; Tapping power head is provided with upper stroke switch and lower stroke switch; Mold base is provided with the magnetic force locking device, the magnetic force locking device includes magnetic conductor, rotary magnetic core, rotary magnetic core includes the N utmost point and the S utmost point, be provided with non-magnetizer between the N utmost point and the S utmost point 23, rotary magnetic core is provided with rotating shaft, and mold base is provided with bearing, and rotating shaft is connected movingly with the bearing of mold base, mold base is provided with regulating electric machine, and rotating shaft is connected with the motor shaft of regulating electric machine; The vibrations feeder includes charging basket and vibrations pay-off, and the discharging opening of vibrations pay-off is connected with the workpiece entrance of geometrical clamp, and the workpiece outlet of geometrical clamp is connected with blow tank; Geometrical clamp is provided with the tapping approach switch, be used for controlling the automatic screw work of automatic floating tapping device, controller is provided with control line and is connected with main motor, magnetic valve, upper stroke switch, lower stroke switch, regulating electric machine, tapping approach switch and vibrations pay-off.
during work, the threeway workpiece for the treatment of tapping is put into the charging basket of vibrations feeder, automatic change-over startup automatic floating tapping device by controller enters automatic control workflow, controller is controlled the vibrations pay-off and first threeway workpiece is delivered to the tapping station of geometrical clamp by discharging opening, after the threeway workpiece enters the tapping station of geometrical clamp, the tapping approach switch is transferred to controller with its signal, controller is controlled the electromagnetic valve work of hydraulic means, the live splint that piston rod by the solenoid control oil cylinder promotes the floating clamping mechanism mould with the threeway Workpiece clamping on the tapping station of geometrical clamp, after the threeway workpiece is clamped, controller control and regulation electric machine rotation, utilize regulating electric machine to rotate to drive the rotary magnetic core rotation of magnetic force locking device, make the N utmost point of rotary magnetic core be positioned at the left side of rotary magnetic core, make the S utmost point of rotary magnetic core be positioned at the right of rotary magnetic core, get back to the S utmost point after making the magnetic line of force by N utmost point process threeway workpiece, make rotary magnetic core produce magnetic attraction to the threeway workpiece, increase the stability of threeway workpiece, improve the quality of tapping, after the threeway workpiece was rotated magnetic core and sucks, it is descending that controller is controlled the tapping power head rotation of tooth machining unit, tapping knife touch the threeway workpiece until the tapping hole time, because mold base is connected movingly with support, the floating clamping mechanism mould is fixed on mold base, therefore the tapping knife rotation promotes the floating clamping mechanism mold movement, the center of the middle mind-set tapping knife for the treatment of the tapping hole of threeway workpiece is moved, make the center of the centrally aligned tapping knife for the treatment of the tapping hole of threeway workpiece, utilize tapping knife automatic Proofreading threeway workpiece to treat the purpose at center, tapping hole to reach, tapping knife automatic Proofreading threeway workpiece behind center, tapping hole, the rotary chuck of tapping power head drives that the tapping knife rotation is descending treats tapping hole tapping in the threeway workpiece, after the tapping power head tapping puts in place, lower stroke switch is transferred to controller with signal, and controller is controlled the tapping power head rising and resetted, after tapping power head rises to upper stroke switch, upper stroke switch is transferred to controller with its signal, and controller is controlled tapping power head and stopped rising, simultaneously, controller is controlled the magnetic valve commutation of hydraulic means, and the solenoid control oil cylinder drives the live splint pine folder that resets, simultaneously, the rotary magnetic core of controller control and regulation driven by motor magnetic force locking device rotates and resets, make the N utmost point of rotary magnetic core be positioned at the top of rotary magnetic core, make the S utmost point of rotary magnetic core be positioned at the following of rotary magnetic core, make the magnetic line of force get back to the S utmost point by the N utmost point through magnetic conductor, make rotary magnetic core lose magnetic attraction to the threeway workpiece, after regulating electric machine driven rotary magnetic core rotates and resets, controller is controlled the vibrations pay-off threeway workpiece of second is delivered to the tapping station of geometrical clamp by discharging opening, first threeway workpiece that the threeway workpiece of second will be positioned at the tapping station is shifted the workpiece outlet of geometrical clamp onto, and first threeway workpiece of tapping is flow in the hopper of blow tank below by workpiece outlet and blow tank, after second threeway workpiece enters the tapping station of geometrical clamp, repeat said process, so constantly circulation, utilize the automatic floating tapping device to carry out automatic screw to the threeway workpiece.
The invention has the beneficial effects as follows: the automatic floating tapping device includes tooth machining unit, hydraulic means, floating clamping mechanism mould, vibrations feeder and controller; Utilize the center of floating clamping mechanism mould check and correction threeway workpiece and tapping knife, solved the problem that threeway workpiece and tapping knife need to be proofreaded the center; Utilize hydraulic means and floating clamping mechanism mould with the tapping station of threeway Workpiece clamping in geometrical clamp, simultaneously, utilize the magnetic force locking device that the threeway workpiece is sucked tapping station in geometrical clamp, solve mechanical grip power and cross the yielding problem of full three links workpiece appearance, implement the automation tapping of threeway workpiece, improved the production efficiency of threeway Workpiece tapping.
Description of drawings
Fig. 1 is the structural representation of automatic floating tapping device;
Fig. 2 is the partial top view of Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is further detailed:
Automatic floating tapping device structural representation shown in Figure 1 and the partial top view of Fig. 1 shown in Figure 2, automatic floating tapping device include tooth machining unit 1, hydraulic means 2, floating clamping mechanism mould 3, vibrations feeder 4 and controller 5; Tooth machining unit 1 includes support 6, main motor 7 and tapping power head 8, and main motor 7 and tapping power head 8 are fixedly connected with support 6, and tapping power head 8 is connected with rotary chuck 41, and rotary chuck 41 is fixedly connected with tapping knife 43; Hydraulic means 2 includes magnetic valve 9 and oil cylinder 10, and oil cylinder 10 is provided with flexible pipe and is connected with magnetic valve 9; Floating clamping mechanism mould 3 includes mold base 11, geometrical clamp 12, live splint 13, guide holder 14 and the axis of guide 15, geometrical clamp 12, oil cylinder 10 and guide holder 14 are fixedly connected with mold base 11, mold base 11 is connected movingly with support 5, one end of the axis of guide 15 is fixedly connected with the piston rod 16 of oil cylinder 10, and the other end of the axis of guide 15 is fixedly connected with live splint 13; Tapping power head 8 is provided with upper stroke switch 17 and lower stroke switch 18; Mold base 11 is provided with chute 46, and live splint 13 is connected movingly with chute 46; Mold base 11 is provided with magnetic force locking device 19, magnetic force locking device 19 includes magnetic conductor 20, rotary magnetic core 21, rotary magnetic core 21 includes the N utmost point 22 and the S utmost point 23, being provided with non-magnetizer 24 between the N utmost point 22 and the S utmost point 23 separates, rotary magnetic core 21 is provided with rotating shaft 25, mold base 11 is provided with bearing, rotating shaft 25 is connected movingly with the bearing of mold base 11, mold base 11 is provided with regulating electric machine 26, rotating shaft 25 is connected with the motor shaft of regulating electric machine 26, utilizes magnetic force locking device 19 that the threeway workpiece is sucked on the tapping station 42 of geometrical clamp 12; Vibrations feeder 4 includes charging basket 27 and vibrations pay-off 28, and the discharging opening 29 of vibrations pay-off 28 is connected with the workpiece entrance 30 of geometrical clamp 12, and the workpiece outlet 31 of geometrical clamp 12 is connected with blow tank 32; Geometrical clamp 12 is provided with tapping approach switch 44, is used for controlling the automatic screw work of automatic floating tapping device; Controller 5 is provided with control line and is connected with main motor 7, magnetic valve 9, upper stroke switch 17, lower stroke switch 18, regulating electric machine 26, tapping approach switch 44 and vibrations pay-off 28, controller 5 is provided with automatic change-over 45, is used for controlling the automatic floating tapping device and enters automatic control tapping program.
Be connected movingly with support 5 and reach the purpose that tapping knife and threeway workpiece are regulated the center automatically in order to implement mold base 11, floating clamping mechanism mould 3 is provided with floating connection cover 33, floating connection cover 33 is fixedly connected with support 6, and floating connection cover 33 is connected movingly with mold base 11; Floating connection cover 33 is provided with screw 34 and is fixedly connected with support 6; Mold base 11 is provided with floating connection hole 35, floating connection cover 33 includes flange head 36 and external cylindrical surface 36, leave lateral clearance 38 between floating connection hole 35 and external cylindrical surface 37, leave axial clearance 39 between the lower surface of the upper surface of mold base 11 and flange head 36; The external diameter of external cylindrical surface 37 is less than the aperture in floating connection hole 35.
For the magnetic line of force of the rotary magnetic core 21 that makes magnetic force locking device 19 can be by the threeway workpiece of steel, make 21 pairs of threeway workpiece of rotary magnetic core produce attraction, it is characterized in that: described magnetic force locking device 19 is fixedly connected with mold base 11, the axis of the rotary magnetic core 21 of magnetic force locking device 19 is parallel with horizontal line, and rotary magnetic core 21 is positioned at the below of geometrical clamp 12.
In order to reduce the magnet body to the interference in rotary magnetic core 21 magnetic fields, it is characterized in that: magnetic conductor 20 and the mold base 11 of described magnetic force locking device 19 are provided with non-ferromagnetic body separation layer 40, and separation layer 40 has stainless steel, aluminium alloy or copper alloy manufacturing; Geometrical clamp 12 and live splint 13 are made by non-ferromagnetic body material, and non-ferromagnetic body material includes stainless steel, aluminium alloy or copper alloy.

Claims (2)

1. the automatic floating tapping device, include tooth machining unit, hydraulic means, floating clamping mechanism mould, vibrations feeder and controller; Tooth machining unit includes support, main motor and tapping power head, and main motor and tapping power head are fixedly connected with support; Hydraulic means includes magnetic valve and oil cylinder, and oil cylinder is provided with flexible pipe and is connected with magnetic valve; The floating clamping mechanism mould includes mold base, geometrical clamp, live splint, guide holder and the axis of guide, geometrical clamp, oil cylinder and guide holder are fixedly connected with mold base, mold base is connected movingly with support, one end of the axis of guide is fixedly connected with the piston rod of oil cylinder, and the other end of the axis of guide is fixedly connected with live splint; Tapping power head is provided with upper stroke switch and lower stroke switch; Mold base is provided with the magnetic force locking device, the magnetic force locking device includes magnetic conductor, rotary magnetic core, rotary magnetic core includes the N utmost point and the S utmost point, be provided with non-magnetizer between the N utmost point and the S utmost point 23, rotary magnetic core is provided with rotating shaft, and mold base is provided with bearing, and rotating shaft is connected movingly with the bearing of mold base, mold base is provided with regulating electric machine, and rotating shaft is connected with the motor shaft of regulating electric machine; The vibrations feeder includes charging basket and vibrations pay-off, and the discharging opening of vibrations pay-off is connected with the workpiece entrance of geometrical clamp, and the workpiece outlet of geometrical clamp is connected with blow tank; Geometrical clamp is provided with the tapping approach switch, be used for controlling the automatic screw work of automatic floating tapping device, controller is provided with control line and is connected with main motor, magnetic valve, upper stroke switch, lower stroke switch, regulating electric machine, tapping approach switch and vibrations pay-off;
it is characterized in that: the operation principle of described automatic floating tapping device is: during work, the threeway workpiece for the treatment of tapping is put into the charging basket of vibrations feeder, automatic change-over startup automatic floating tapping device by controller enters automatic control workflow, controller is controlled the vibrations pay-off and first threeway workpiece is delivered to the tapping station of geometrical clamp by discharging opening, after the threeway workpiece enters the tapping station of geometrical clamp, the tapping approach switch is transferred to controller with its signal, controller is controlled the electromagnetic valve work of hydraulic means, the live splint that piston rod by the solenoid control oil cylinder promotes the floating clamping mechanism mould with the threeway Workpiece clamping on the tapping station of geometrical clamp, after the threeway workpiece is clamped, controller control and regulation electric machine rotation, utilize regulating electric machine to rotate to drive the rotary magnetic core rotation of magnetic force locking device, make the N utmost point of rotary magnetic core be positioned at the left side of rotary magnetic core, make the S utmost point of rotary magnetic core be positioned at the right of rotary magnetic core, get back to the S utmost point after making the magnetic line of force by N utmost point process threeway workpiece, make rotary magnetic core produce magnetic attraction to the threeway workpiece, increase the stability of threeway workpiece, improve the quality of tapping, after the threeway workpiece was rotated magnetic core and sucks, it is descending that controller is controlled the tapping power head rotation of tooth machining unit, tapping knife touch the threeway workpiece until the tapping hole time, because mold base is connected movingly with support, the floating clamping mechanism mould is fixed on mold base, therefore the tapping knife rotation promotes the floating clamping mechanism mold movement, the center of the middle mind-set tapping knife for the treatment of the tapping hole of threeway workpiece is moved, make the center of the centrally aligned tapping knife for the treatment of the tapping hole of threeway workpiece, utilize tapping knife automatic Proofreading threeway workpiece to treat the purpose at center, tapping hole to reach, tapping knife automatic Proofreading threeway workpiece behind center, tapping hole, the rotary chuck of tapping power head drives that the tapping knife rotation is descending treats tapping hole tapping in the threeway workpiece, after the tapping power head tapping puts in place, lower stroke switch is transferred to controller with signal, and controller is controlled the tapping power head rising and resetted, after tapping power head rises to upper stroke switch, upper stroke switch is transferred to controller with its signal, and controller is controlled tapping power head and stopped rising, simultaneously, controller is controlled the magnetic valve commutation of hydraulic means, and the solenoid control oil cylinder drives the live splint pine folder that resets, simultaneously, the rotary magnetic core of controller control and regulation driven by motor magnetic force locking device rotates and resets, make the N utmost point of rotary magnetic core be positioned at the top of rotary magnetic core, make the S utmost point of rotary magnetic core be positioned at the following of rotary magnetic core, make the magnetic line of force get back to the S utmost point by the N utmost point through magnetic conductor, make rotary magnetic core lose magnetic attraction to the threeway workpiece, after regulating electric machine driven rotary magnetic core rotates and resets, controller is controlled the vibrations pay-off threeway workpiece of second is delivered to the tapping station of geometrical clamp by discharging opening, first threeway workpiece that the threeway workpiece of second will be positioned at the tapping station is shifted the workpiece outlet of geometrical clamp onto, and first threeway workpiece of tapping is flow in the hopper of blow tank below by workpiece outlet and blow tank, after second threeway workpiece enters the tapping station of geometrical clamp, repeat said process, so constantly circulation, utilize the automatic floating tapping device to carry out automatic screw to the threeway workpiece.
2. automatic floating tapping device according to claim 1, it is characterized in that: described floating clamping mechanism mould (3) is provided with floating connection cover (33), floating connection cover (33) is fixedly connected with support (6), and floating connection cover (33) is connected movingly with mold base (11).
CN201310036893.0A 2013-01-15 2013-01-15 Automatic floating tapping device Expired - Fee Related CN103111692B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201310036893.0A CN103111692B (en) 2013-01-15 2013-01-15 Automatic floating tapping device
CN201480001686.4A CN104520041B (en) 2013-01-15 2014-01-14 Automatic floating tapping machine
PCT/CN2014/070560 WO2014111003A1 (en) 2013-01-15 2014-01-14 Automatic floating tapping machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310036893.0A CN103111692B (en) 2013-01-15 2013-01-15 Automatic floating tapping device

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CN103111692A true CN103111692A (en) 2013-05-22
CN103111692B CN103111692B (en) 2014-10-15

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CN201480001686.4A Active CN104520041B (en) 2013-01-15 2014-01-14 Automatic floating tapping machine

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WO (1) WO2014111003A1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103521854A (en) * 2013-10-12 2014-01-22 株洲凯丰实业有限公司 Full-automatic floating tapping machine for pipe joint tapping and tapping method thereof
WO2014111003A1 (en) * 2013-01-15 2014-07-24 Gong He Automatic floating tapping machine
WO2014111002A1 (en) * 2013-01-15 2014-07-24 Gong He Automatic floating tapping machine
CN112170989A (en) * 2020-09-07 2021-01-05 康建霞 Quick tapping machine for steel bar sleeve

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CN109158715A (en) * 2018-10-23 2019-01-08 浙江荣亿精密机械股份有限公司 A kind of hex nut tapping processing equipment
CN109434472A (en) * 2018-12-27 2019-03-08 昆山齐协机电设备有限公司 A kind of multistation consolidating processing equipment
CN116275316B (en) * 2023-03-27 2023-11-17 沧州立德机电有限公司 Bench tapping machine for metal processing

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KR20120008115A (en) * 2010-07-16 2012-01-30 (주) 이화정밀 Female screw exclusive use processing machine of automobile engine mounting nut
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Publication number Priority date Publication date Assignee Title
WO2014111003A1 (en) * 2013-01-15 2014-07-24 Gong He Automatic floating tapping machine
WO2014111002A1 (en) * 2013-01-15 2014-07-24 Gong He Automatic floating tapping machine
CN103521854A (en) * 2013-10-12 2014-01-22 株洲凯丰实业有限公司 Full-automatic floating tapping machine for pipe joint tapping and tapping method thereof
CN103521854B (en) * 2013-10-12 2015-09-23 株洲凯丰实业有限公司 A kind of full-automatic floating tapping machine for combing outstanding tapping and tapping method thereof
CN112170989A (en) * 2020-09-07 2021-01-05 康建霞 Quick tapping machine for steel bar sleeve
CN112170989B (en) * 2020-09-07 2022-08-09 康建霞 Quick tapping machine for steel bar sleeve

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Publication number Publication date
CN103111692B (en) 2014-10-15
CN104520041A (en) 2015-04-15
WO2014111003A1 (en) 2014-07-24
CN104520041B (en) 2017-05-24

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Inventor after: Wang Jinxin

Inventor before: Zheng Yunting

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Effective date of registration: 20170511

Address after: 516100 Guangdong County of Boluo province Huizhou City Longxi town house Tingcun ninth group of fish and turtles of the lake

Patentee after: HUIZHOU CHUNXING PRECISION CO.,LTD.

Address before: Qidong City, Jiangsu province 226241 Nantong lvsigang Tianfen electric tools trade city comprehensive building

Patentee before: Qidong Tianfen Electric Tool Technology Innovation Center

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Granted publication date: 20141015

Termination date: 20220115