CN102814561B - Automatic flat-end chambering machine - Google Patents
Automatic flat-end chambering machine Download PDFInfo
- Publication number
- CN102814561B CN102814561B CN201210288208.9A CN201210288208A CN102814561B CN 102814561 B CN102814561 B CN 102814561B CN 201210288208 A CN201210288208 A CN 201210288208A CN 102814561 B CN102814561 B CN 102814561B
- Authority
- CN
- China
- Prior art keywords
- feeding
- travelling carriage
- workpiece
- claw
- circular cutting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005520 cutting process Methods 0.000 claims abstract description 39
- 230000033001 locomotion Effects 0.000 claims abstract description 10
- 210000000078 claw Anatomy 0.000 claims description 35
- 241000220317 Rosa Species 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000003139 buffering effect Effects 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000007599 discharging Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
Abstract
The invention discloses an automatic flat-end chambering machine which comprises a rack, a rotary cutting mechanism, a feeding mechanism, a clamping jaw mechanism and a controller, wherein the rotary cutting mechanism is mainly formed by a circular cutting disk, cutters and a motor, the feeding mechanism mainly comprises a feeding track which is arranged on the rack, a feeding movable platform which is movably connected with the feeding track, a feeding air cylinder for driving the feeding movable platform to move forwards and backwards, a hydraulic buffer for buffering the movement speed of the feeding movable platform and a limiting stopper for controlling the processing length of a workpiece, the feeding movable platform is connected with the piston rod of the feeding air cylinder, the clamping jaw mechanism mainly comprises a clamping jaw body and a clamping jaw which has a symmetrical split structure and is used for putting the workpiece, and a clamping component for driving the clamping jaw to open and close is arranged in the clamping jaw body. The automatic flat-end chambering machine has the advantages that the auxiliary actuation time for processing each workpiece during the whole processing process is reduced, so the production efficiency is greatly increased; and moreover, the motor does not need to be frequently started and stopped when the workpiece is processed, so the service life of the motor is effectively prolonged.
Description
Technical field
The present invention relates to a kind of flat head chamfering process equipment, especially relate to a kind of automatic chamfering beveler.
Background technology
At present, traditional instrument lathe or the automatic instrument lathe of the general use of flat head chamfering of standard component bolt machines, and main process is: charging-clamping-(lathe the rotation)-feed of driving process-completes and process-exits cutter-parking (lathe stops operating)-loose metal-discharging.There is following problem in the flat head chamfering of this instrumentation lathe or automatic instrument lathe processing criterion part bolt: first, due to auxiliary movements such as the charging in process, clamping, driving, parking, loose metal, dischargings, 70% left and right that accounts for the whole process time, therefore production efficiency is extremely low; Second, because the initial of each process must be in parking situation, but no matter be that instrument lathe or automatic instrument lathe all do not exist parking stop function, utilize the anti-car stop of motor to complete stop action, therefore the situation that instrument lathe and automatic instrument lathe all exist motor frequent starting and stop, and electric motor starting is identical with the workpiece quantity of processing with the frequency stopping, if calculated with 8 hours classes, the frequency that electric motor starting stops between 2000～5000 times, the serious like this service life that shortens motor.
Summary of the invention
Technical problem to be solved by this invention is to provide one and can effectively enhances productivity, and can effectively extend the motor automatic chamfering beveler in service life.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of automatic chamfering beveler, it is characterized in that comprising frame, revolution cutting mechanism, feed mechanism, click-on mechanism and controller, described revolution cutting mechanism is mainly by the circular cutting disk being connected in described frame, be arranged at the cutter on described circular cutting disk and be connected with described circular cutting disk and form for the motor that drives described circular cutting disk rotation, described feed mechanism is mainly by the feeding track being arranged in described frame, the feeding travelling carriage being flexibly connected with described feeding track, be arranged in described frame and for driving the feeding cylinder of described feeding travelling carriage forward-reverse, be arranged in described frame and for cushion described feeding travelling carriage translational speed hydraulic bjuffer and be arranged in described frame and for controlling the stop composition of workpiece processing length, described feeding travelling carriage is connected with the piston rod of described feeding cylinder, the direction of described feeding travelling carriage forward-reverse is axial consistent with described circular cutting disk, the magnetic valve of described feeding cylinder is connected with described controller respectively with described stop, described click-on mechanism is mainly by jaw body be placed in the top of described jaw body and form for the claw of putting workpiece, the bottom of described jaw body is connected with described feeding travelling carriage, in described jaw body, be provided with clamp assembly, described claw is double opening structure, described clamp assembly drives described claw open closed, cutter described in when described feeding travelling carriage advances to described hydraulic bjuffer starts flat head chamfering processing to being positioned at the workpiece of described claw, described feeding travelling carriage is positioned at described claw workpiece while advancing to described stop completes flat head chamfering processing, simultaneously described stop has sent processing signal to described controller, and the feeding cylinder described in described controller control drives described feeding travelling carriage to retreat.
The axial rearward end of described circular cutting disk is connected with described frame, on the axial forward end end face of described circular cutting disk, is evenly provided with multiple knife holder slots, on multiple described knife holder slots, is separately installed with tack cutter and rose reamer.
The number of described knife holder slot is three, and the angle of the line of centres between the line of centres between the two ends of described knife holder slot and the two ends of adjacent described knife holder slot is 120 degree.
In described frame, be provided with feeding cylinder block, described feeding cylinder is fixed on described feeding cylinder block.
On described feeding travelling carriage, be provided with push rod, described push rod is connected with the piston rod of described feeding cylinder.
In described jaw body, run through the described jaw body left and right sides and be provided with nut putting groove, described claw comprises two half symmetrical claws, on the inwall of half described claw, be provided with the groove of the half claw rear and front end of running through described along the direction of described feeding travelling carriage forward-reverse, groove described in two forms workpiece putting groove, the axis of the axis of described workpiece putting groove and described circular cutting disk is on same straight line, described clamp assembly comprises left-right rotary double threaded screw, two half-nuts, clamping cylinder and rocking arm, half-nut described in two is placed in respectively the two ends of described nut putting groove, described half-nut and described left-right rotary double threaded screw are spirally connected, described half-nut is fixedly connected with half described claw, the magnetic valve of described clamping cylinder is connected with described controller, described clamping cylinder is connected with described feeding travelling carriage, the piston rod of described clamping cylinder is connected with one end of described rocking arm, the other end of described rocking arm is connected with one end of described left-right rotary double threaded screw, rocking arm described in when the piston rod rectilinear motion of described clamping cylinder swings and drives described left-right rotary double threaded screw rotation, described half-nut drives half described claw open closed simultaneously.
On described feeding travelling carriage, be provided with clamping cylinder block, described clamping cylinder is fixed on described clamping cylinder block.
Outside one end of described left-right rotary double threaded screw, be socketed with snap ring.
Compared with prior art, the invention has the advantages that:
1) after the start of this automatic chamfering beveler, circular cutting disk rotates, processed workpiece is put into claw, utilize clamp assembly clamping workpiece, make workpiece advance to Working position by feeding cylinder and feeding travelling carriage, utilize the cutter on circular cutting disk to carry out flat head chamfering processing to workpiece, after completing processing, by feeding cylinder and feeding travelling carriage, workpiece is retreated, while stopping retreating, unclamp claw by clamp assembly, the workpiece that taking-up processes, whole process has reduced the auxiliary movement time of every workpiece processing, has therefore improved significantly production efficiency.
2) this automatic chamfering beveler utilizes feed mechanism and click-on mechanism that processed workpiece is not rotated, only do axial advancement, retreat, utilize motor to drive circular cutting disk band cutter to rotate revolution turning, workpiece adds man-hour motor without frequent starting, anti-car stop like this, therefore can effectively extend the service life of motor.
Brief description of the drawings
Fig. 1 is the left view (broken section) of automatic chamfering beveler of the present invention;
Fig. 2 is the right view of automatic chamfering beveler of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment is described in further detail the present invention.
A kind of automatic chamfering beveler that the present invention proposes, as shown in the figure, it comprises frame 1, revolution cutting mechanism 2, feed mechanism 3, click-on mechanism 4 and controller (not shown), revolution cutting mechanism 2 is main by the circular cutting disk 21 being connected in frame 1, be arranged at the cutter 22 on circular cutting disk 21 and be connected with circular cutting disk 21 and form for the motor (not shown) that drives circular cutting disk 21 rotary works, feed mechanism 3 is main by the feeding track 31 being arranged in frame 1, the feeding travelling carriage 32 being flexibly connected with feeding track 31, be arranged in frame 1 and for driving the feeding cylinder 33 of feeding travelling carriage 32 forward-reverses, be arranged in frame 1 and form for the hydraulic bjuffer 34 and being arranged in frame 1 and for the stop 35 of controlling workpiece processing length of the translational speed that cushions feeding travelling carriage 32, feeding travelling carriage 32 can move forward and backward on feeding track 31, feeding travelling carriage 32 is connected with the piston rod of feeding cylinder 33, the direction of feeding travelling carriage 32 forward-reverses is axial consistent with circular cutting disk 21, in frame 1, be provided with feeding cylinder block 36, feeding cylinder 33 is fixed on feeding cylinder block 36, the magnetic valve of feeding cylinder 33 is connected with controller respectively with stop 35, controller control feeding cylinder 33 is worked, when the piston rod rectilinear motion of feeding cylinder 33, drive feeding travelling carriage 32 forward-reverses, in the time that feeding travelling carriage 32 advances to stop 35, workpiece completes processing, stop 35 has sent processing signal to controller simultaneously, controller drives feeding travelling carriage 32 to retreat according to completing processing signal control feeding cylinder 33, click-on mechanism 4 is mainly by jaw body 41 be placed in the top of jaw body 41 and form for the claw 42 of putting workpiece, the bottom of jaw body 41 is connected with feeding travelling carriage 32, in jaw body 41, be provided with clamp assembly, claw 42 is double opening structure, clamp assembly drives claw 42 open closed.
At this, controller and hydraulic bjuffer 34 all adopt prior art; Stop 35 can adopt and existingly can stop that feeding travelling carriage 32 moves on and can send the stop of signal, also can designed, designed, as: stop comprises housing, on housing, be provided with through hole, be equiped with screw mandrel in through hole, one end of screw mandrel is provided with microswitch, microswitch is connected with controller, when this stop work, in the time that feeding travelling carriage 32 advances to the housing of stop, microswitch transmitting switch signal, to controller, has represented machining.
Feeding cylinder 33 adopts existing cylinder, and feeding cylinder 33 completes fast feed and cutting feeding work; Hydraulic bjuffer 34 assists feeding cylinder 33 to complete cutting feeding work.
In the present embodiment, the axial rearward end of circular cutting disk 21 is connected with frame 1, on the axial forward end end face of circular cutting disk 21, edge is circumferentially evenly provided with three knife holder slot (not shown)s, the angle of the line of centres between the two ends of the line of centres between the two ends of any knife holder slot and adjacent knife holder slot is 120 degree, three knife holder slot interval 120 degree distribute, on three knife holder slots, be separately installed with 90 degree tack cutter 221 and 45 degree rose reamers 222, in actual application, if when the less workpiece of processing diameter, in a knife holder slot, load onto therein 90 degree tack cuttves, in another knife holder slot, load onto 45 degree rose reamers, a remaining knife holder slot is idle, if when the larger workpiece of processing diameter, load onto 45 degree rose reamers in a knife holder slot therein, in another two knife holder slots, load onto 90 degree tack cuttves, and two 90 degree tack cuttves are arranged to staged.
In the present embodiment, a push rod 37 can be set on feeding travelling carriage 32, push rod 37 is fixedly connected with the piston rod of feeding cylinder 33, when the piston rod rectilinear motion of feeding cylinder 33, drives feeding travelling carriage 32 forward-reverses by push rod 37.
In the present embodiment, in jaw body 41, run through jaw body 41 left and right sides and be provided with nut putting groove 43, claw 42 comprises two half symmetrical claws 421, on the inwall of half claw 421, be provided with along the direction of feeding travelling carriage 32 forward-reverses the groove 422 that runs through half claw 421 rear and front ends, two grooves 422 form workpiece putting groove, the axis of the axis of workpiece putting groove and circular cutting disk 21 is on same straight line, clamp assembly comprises left-right rotary double threaded screw 44, two half-nuts 45, clamping cylinder 46 and Rocker arm 47, two half-nuts 45 are placed in respectively the two ends of nut putting groove 43, half-nut 45 is spirally connected with left-right rotary double threaded screw 44, half-nut 45 is fixedly connected with half claw 421, the magnetic valve of clamping cylinder 46 is connected with controller, on feeding travelling carriage 32, be provided with clamping cylinder block 48, clamping cylinder 46 is fixed on clamping cylinder block 48, the piston rod of clamping cylinder 46 is connected with one end of Rocker arm 47, the other end of Rocker arm 47 is connected with one end of left-right rotary double threaded screw 44, clamping cylinder 46 piston rod rectilinear motion time Rocker arm 47 swing and drive left-right rotary double threaded screw 44 to rotate, half-nut 45 drives half claw 421 open closed simultaneously.At this, clamping cylinder 46 adopts existing cylinder.
In the present embodiment, can outside one end of left-right rotary double threaded screw 44, be socketed a snap ring 49, fixedly be bolted in the spacing between two half-nuts 45 on left-right rotary double threaded screw 44 by snap ring 49, to be suitable for the workpiece of different-diameter size.
The course of work of automatic chamfering beveler of the present invention is: open motor, and circular cutting disk 21 rotary works, opening controller, feeding cylinder 33 and clamping cylinder 46 are worked, and workpiece to be processed is put into workpiece putting groove, clamping cylinder 46 rectilinear motions swing Rocker arm 47, the swing of Rocker arm 47 drives half-nut 45 to move inward and makes two and half claw 421 quick-makes, now feeding cylinder 33 promotes feeding travelling carriage 32 and advances, in the time that feeding travelling carriage 32 advances to hydraulic bjuffer 34, cutter starts flat head chamfering processing to being positioned at the workpiece of workpiece putting groove, the workpiece that is positioned at workpiece putting groove in the time that feeding travelling carriage 32 advances to stop 35 completes flat head chamfering processing, now stop 35 has sent processing signal to controller, controller control feeding cylinder 33 drives feeding travelling carriage 32 to retreat, when feeding travelling carriage 32 stops retreating Time Controller control clamping cylinder 46 rectilinear motion in the other direction, thereby make half-nut 45 outwards move two and half claws 421 are opened fast, the workpiece that taking-up processes, continue again next part workpiece to process.
Use traditional instrument lathe to carry out the processing of pin nail flat head chamfering, approximately 2000/platform of 8 hours class's output, and machine motor often damages, and use automatic chamfering beveler of the present invention to carry out the processing of pin nail flat head chamfering, approximately 8000/platform of 8 hours class's output, and motor is without damaged condition, and contrast can find out that automatic chamfering beveler of the present invention has not only improved production efficiency (can improve more than 4 times) significantly, and has effectively extended the service life of motor.
Claims (7)
1. an automatic chamfering beveler, it is characterized in that comprising frame, revolution cutting mechanism, feed mechanism, click-on mechanism and controller, described revolution cutting mechanism is mainly by the circular cutting disk being connected in described frame, be arranged at the cutter on described circular cutting disk and be connected with described circular cutting disk and form for the motor that drives described circular cutting disk rotation, described feed mechanism is mainly by the feeding track being arranged in described frame, the feeding travelling carriage being flexibly connected with described feeding track, be arranged in described frame and for driving the feeding cylinder of described feeding travelling carriage forward-reverse, be arranged in described frame and for cushion described feeding travelling carriage translational speed hydraulic bjuffer and be arranged in described frame and for controlling the stop composition of workpiece processing length, described feeding travelling carriage is connected with the piston rod of described feeding cylinder, the direction of described feeding travelling carriage forward-reverse is axial consistent with described circular cutting disk, the magnetic valve of described feeding cylinder is connected with described controller respectively with described stop, described click-on mechanism is mainly by jaw body be placed in the top of described jaw body and form for the claw of putting workpiece, the bottom of described jaw body is connected with described feeding travelling carriage, in described jaw body, be provided with clamp assembly, described claw is double opening structure, described clamp assembly drives described claw open closed, cutter described in when described feeding travelling carriage advances to described hydraulic bjuffer starts flat head chamfering processing to being positioned at the workpiece of described claw, described feeding travelling carriage is positioned at described claw workpiece while advancing to described stop completes flat head chamfering processing, simultaneously described stop has sent processing signal to described controller, and the feeding cylinder described in described controller control drives described feeding travelling carriage to retreat,
In described jaw body, run through the described jaw body left and right sides and be provided with nut putting groove, described claw comprises two half symmetrical claws, on the inwall of half described claw, be provided with the groove of the half claw rear and front end of running through described along the direction of described feeding travelling carriage forward-reverse, groove described in two forms workpiece putting groove, the axis of the axis of described workpiece putting groove and described circular cutting disk is on same straight line, described clamp assembly comprises left-right rotary double threaded screw, two half-nuts, clamping cylinder and rocking arm, half-nut described in two is placed in respectively the two ends of described nut putting groove, described half-nut and described left-right rotary double threaded screw are spirally connected, described half-nut is fixedly connected with half described claw, the magnetic valve of described clamping cylinder is connected with described controller, described clamping cylinder is connected with described feeding travelling carriage, the piston rod of described clamping cylinder is connected with one end of described rocking arm, the other end of described rocking arm is connected with one end of described left-right rotary double threaded screw, rocking arm described in when the piston rod rectilinear motion of described clamping cylinder swings and drives described left-right rotary double threaded screw rotation, described half-nut drives half described claw open closed simultaneously.
2. a kind of automatic chamfering beveler according to claim 1, the axial rearward end that it is characterized in that described circular cutting disk is connected with described frame, on the axial forward end end face of described circular cutting disk, be evenly provided with multiple knife holder slots, on multiple described knife holder slots, be separately installed with tack cutter and rose reamer.
3. a kind of automatic chamfering beveler according to claim 2, the number that it is characterized in that described knife holder slot is three, and the angle of the line of centres between the line of centres between the two ends of described knife holder slot and the two ends of adjacent described knife holder slot is 120 degree.
4. according to a kind of automatic chamfering beveler described in any one in claims 1 to 3, it is characterized in that being provided with feeding cylinder block in described frame, described feeding cylinder is fixed on described feeding cylinder block.
5. a kind of automatic chamfering beveler according to claim 4, is characterized in that being provided with push rod on described feeding travelling carriage, and described push rod is connected with the piston rod of described feeding cylinder.
6. a kind of automatic chamfering beveler according to claim 1, is characterized in that being provided with clamping cylinder block on described feeding travelling carriage, and described clamping cylinder is fixed on described clamping cylinder block.
7. a kind of automatic chamfering beveler according to claim 1, is socketed with snap ring outside one end of the left-right rotary double threaded screw described in it is characterized in that.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210288208.9A CN102814561B (en) | 2012-08-14 | 2012-08-14 | Automatic flat-end chambering machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210288208.9A CN102814561B (en) | 2012-08-14 | 2012-08-14 | Automatic flat-end chambering machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102814561A CN102814561A (en) | 2012-12-12 |
| CN102814561B true CN102814561B (en) | 2014-09-03 |
Family
ID=47299204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210288208.9A Active CN102814561B (en) | 2012-08-14 | 2012-08-14 | Automatic flat-end chambering machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102814561B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103722244A (en) * | 2013-11-14 | 2014-04-16 | 苏州昌飞自动化设备厂 | Working steps of sound guide tube chamfering machine |
| CN108918224B (en) * | 2018-07-19 | 2021-07-27 | 北京首钢冷轧薄板有限公司 | Machining device and method for automatically correcting chamfer |
| CN111805017B (en) * | 2020-06-30 | 2022-07-08 | 临沂矿业集团菏泽煤电有限公司 | Bolt and nut cleaning and reusing device |
| CN114589228A (en) * | 2020-12-03 | 2022-06-07 | 汉达精密电子(昆山)有限公司 | Hole punching device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4116621C1 (en) * | 1990-06-27 | 1992-02-13 | Maschinenfabrik Reika-Werk Gmbh, 5800 Hagen, De | |
| CN201815728U (en) * | 2010-08-23 | 2011-05-04 | 荆州市九菱科技有限公司 | Machine tool for automatically chamfering inner circle of gear |
| CN202219359U (en) * | 2011-07-20 | 2012-05-16 | 天津海浩石油机械制造有限公司 | Flat head chamfering device for steel tube |
| CN202824894U (en) * | 2012-08-14 | 2013-03-27 | 宁波锦伟标准件有限公司 | Automatic flat-head chamfering machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08294811A (en) * | 1995-04-25 | 1996-11-12 | Mitsubishi Heavy Ind Ltd | Chamfering device |
-
2012
- 2012-08-14 CN CN201210288208.9A patent/CN102814561B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4116621C1 (en) * | 1990-06-27 | 1992-02-13 | Maschinenfabrik Reika-Werk Gmbh, 5800 Hagen, De | |
| CN201815728U (en) * | 2010-08-23 | 2011-05-04 | 荆州市九菱科技有限公司 | Machine tool for automatically chamfering inner circle of gear |
| CN202219359U (en) * | 2011-07-20 | 2012-05-16 | 天津海浩石油机械制造有限公司 | Flat head chamfering device for steel tube |
| CN202824894U (en) * | 2012-08-14 | 2013-03-27 | 宁波锦伟标准件有限公司 | Automatic flat-head chamfering machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102814561A (en) | 2012-12-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201108989Y (en) | Automatic ball valve milling machine | |
| CN102814561B (en) | Automatic flat-end chambering machine | |
| CN201799860U (en) | Multi-head numerical control drilling machine | |
| CN202824894U (en) | Automatic flat-head chamfering machine | |
| CN104308251A (en) | Automatic pipe cutter | |
| CN201108958Y (en) | Automatic ball valve turning machine | |
| CN101020247A (en) | Automatic instrument lathe | |
| CN201728390U (en) | Drilling machine for drilling holes on locks | |
| CN201124313Y (en) | Tool power head | |
| CN201922301U (en) | Automatic feeding device of pipe cutting machine | |
| CN211249285U (en) | Lathe with tool rest and tailstock synchronously feeding | |
| CN104275507A (en) | Drilling and boring lathe for aluminum truck wheel inclined holes | |
| CN101905336A (en) | Drilling machine used for drilling on lockset | |
| CN201644849U (en) | Chamfering power head | |
| CN104043971B (en) | A kind of spinning machine with cutting and material unloading function | |
| CN201832993U (en) | Combined lathe | |
| CN204294968U (en) | A kind of chuck of processing automobile accessory | |
| CN202123252U (en) | Front feed mechanism used for automatic lathe | |
| CN105798615A (en) | Drilling system of multifunctional automatic machining all-in-one machine | |
| CN102773710A (en) | Numerical control sphere turning and milling machine tool | |
| CN210452399U (en) | Tool bit conveying device | |
| CN105171425A (en) | Boring and tapping device for valve body of groove check valve | |
| CN202123253U (en) | Rear feeding mechanism for automatic lathe | |
| CN210255306U (en) | Novel tool changing device of numerical control machine tool | |
| CN201030439Y (en) | Full-automatic instrument lathe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: Kaohsiung Toyama District Beilun road 315803 Zhejiang city of Ningbo Province, No. 1 Applicant after: Ningbo Jinwei Fasteners Group Co., Ltd. Address before: Kaohsiung Toyama District Beilun road 315803 Zhejiang city of Ningbo Province, No. 1 Applicant before: Ningbo Jinwei Standard Part Co., Ltd. |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: NINGBO JINWEI STANDARD FASTENERS CO., LTD. TO: NINGBO JINWEI FASTENERS GROUP CO., LTD. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Kaohsiung Toyama District Beilun road 315803 Zhejiang city of Ningbo Province, No. 1 Patentee after: Ningbo Jinwei Technology Group Co., Ltd. Address before: Kaohsiung Toyama District Beilun road 315803 Zhejiang city of Ningbo Province, No. 1 Patentee before: Ningbo Jinwei Fasteners Group Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201215 Address after: 315803 3rd floor, No.1, building 1, no.612, Fuchunjiang Road, Xinqi, Beilun District, Ningbo City, Zhejiang Province Patentee after: NINGBO DAZHI MACHINE TECHNOLOGY Co.,Ltd. Address before: 315803 No. 1 Toyama South Road, Xiaogang, Beilun District, Ningbo, Zhejiang Patentee before: Ningbo Jinwei Technology Group Co.,Ltd. |