CN107088761A - A kind of multi-diameter shaft positioning clamping device - Google Patents
A kind of multi-diameter shaft positioning clamping device Download PDFInfo
- Publication number
- CN107088761A CN107088761A CN201710421481.7A CN201710421481A CN107088761A CN 107088761 A CN107088761 A CN 107088761A CN 201710421481 A CN201710421481 A CN 201710421481A CN 107088761 A CN107088761 A CN 107088761A
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- CN
- China
- Prior art keywords
- vertical
- horizontal
- push rod
- sliding bar
- spring
- 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.)
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Classifications
-
- 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
-
- 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
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material
Abstract
The present invention provides a kind of multi-diameter shaft positioning clamping device, belongs to machining technology field.It includes T-shaped fulcrum bearing, horizontal push rod, vertical push rod, upright sliding bar can be slided up and down and is arranged on vertical chute, the upper end of vertical return spring and the laminating of spring-loaded groove, the spring-loaded section laminating of lower end and upright sliding bar, the left end of horizontal push rod and the laminating of vertical wedge groove, roller is fitted in the presence of vertical return spring with the upper surface of cam turntable, horizontal sliding bar, which can horizontally slip, to be arranged on the horizontal concrete chute of T-shaped fulcrum bearing, left end and left spring the support slot laminating of horizontal return spring, right-hand member and the laminating of right spring-loaded groove, the lower end of vertical push rod and the laminating of horizontal wedge groove, multi-diameter shaft fulcrum bearing is arranged on the upper end of vertical push rod.The present invention realizes that the positioning to multi-diameter shaft is clamped, and the end face of multi-diameter shaft and the perpendicularity in axle center are ensure that in clamping process.
Description
Technical field
The present invention relates to machining technology field, more particularly to a kind of multi-diameter shaft positioning clamping device.
Background technology
Machining refers to the process of be changed the appearance and size or performance of workpiece by a kind of plant equipment.By adding
Difference in work mode can be divided into machining and pressure processing.In process of production, every shape for changing production object, chi
Very little, position and property etc., become the process referred to as technical process of finished product or semi-finished product, and it is the main portion of production process
Point.Technical process can be divided into the technical process such as casting, forging, punching press, welding, machining, assembling, manufacturing technology mistake again
Journey generally refers to the summation of the machining work process of part and the assembling technology procedure of machine, and other processes are then referred to as aiding in
Process, such as transport, keeping, power supply, maintenance of equipment.Technical process is by one or several tactic works again
Sequence composition, a process several work steps by being made up of.It is often required to use fixture in machining, fixture is machine-building
During be used for fix processing object, be allowed to occupy correct position, with the device for receiving to construct or detecting.In a broad sense,
Any process in technical process, for rapid, easily and safely installation workpiece device, all can be described as fixture.For example weld
Welding fixture, inspection jig, assembling jig, jig etc., wherein jig is most commonly seen, is often simply called fixture.In lathe
During upper processing workpiece, size as defined in drawing, geometry and mutual with other surfaces are reached for the surface that enables workpiece
The technical requirements such as positional precision, workpiece must be installed, clip before processing.Fixture is generally by setting element, clamping device, to knife
Induction element, indexing means, connecting element and clamp body etc. are constituted.Multi-diameter shaft is commonly used to automotive field, and multi-diameter shaft is adding
It is required for realizing in work or assembling process and clamps, the clamping device structure that multi-diameter shaft is commonly used at present is complex, and
Many multi-diameter shafts need to ensure that the perpendicularity in end face and axle center in clamping process.
The content of the invention
It is an object of the invention to provide a kind of multi-diameter shaft positioning clamping device, realize that the positioning to multi-diameter shaft is clamped, in folder
The end face of multi-diameter shaft and the perpendicularity in axle center are ensure that during tight, it is ensured that the clamping effect of multi-diameter shaft.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of multi-diameter shaft positioning clamping device, it includes support plinth, frame, supporting leg, oscillating cylinder, cam turntable, T-shaped supporting
Seat, upright sliding bar, horizontal sliding bar, lower bearing support, vertical return spring, first row stomata, upper end cover, second row stomata, right-hand member
It is lid, the 3rd steam vent, horizontal return spring, horizontal push rod, pressure head, horizontal push rod bearing, horizontal sliding sleeve, vertical push rod, vertical
Push rod bearing, vertical sliding sleeve, multi-diameter shaft fulcrum bearing, baffle plate, roller, roller bearing pin, the supporting leg are arranged under support plinth
Side, the frame is fixed on support plinth, and the cam turntable is rotatably provided on support plinth, the cam turntable and
Oscillating cylinder is coaxially connected, and the oscillating cylinder is arranged on support plinth, and the T-shaped fulcrum bearing is arranged in frame, the T
Horizontal concrete chute and vertical chute are provided with type fulcrum bearing, the upright sliding bar can be slided up and down and is arranged on vertical chute, institute
The upper end for stating vertical chute is provided with upper end cover, the upper end cover and is provided with first row stomata, the lower end of the vertical chute
It is provided with lower bearing support, the upright sliding bar to be provided with spring-loaded section, the vertical chute and is also equipped with spring-loaded
Groove, the vertical return spring and upright sliding bar are concentric to be set, the upper end of the vertical return spring and spring-loaded groove patch
Close, the lower end of the vertical return spring and the spring-loaded section laminating of upright sliding bar, the side of the spring-loaded groove is set
Have to be provided with the upside of driving skewed slot, the upright sliding bar on second row stomata, the upright sliding bar and be provided with vertical wedge groove, institute
State horizontal push rod bearing to be fixed in T-shaped fulcrum bearing, the horizontal push rod is horizontally slidable to be arranged on horizontal push rod bearing, institute
The right-hand member for stating horizontal push rod is provided with pressure head, and horizontal sliding sleeve is provided between the horizontal push rod and horizontal push rod bearing, described
The upper half of the left end of horizontal push rod is set to inclined-plane, and lower half is set to vertical plane, the left end of the horizontal push rod and vertical
Wedge groove is fitted, and the roller may be rotatably mounted at the lower end of upright sliding bar by roller bearing pin, and roller is in vertical return spring
Lower and cam turntable the upper surface of effect is fitted, and the horizontal sliding bar, which can horizontally slip, is arranged on the horizontal concrete chute of T-shaped fulcrum bearing
On, the left end of the horizontal sliding bar is provided with driven inclined-plane, and the right-hand member of the horizontal sliding bar is provided with left spring support slot, described
Right end cap, which is arranged on to be provided with the 3rd steam vent, the right end cap on the right-hand member of horizontal concrete chute, the right end cap, is provided with the right side
Spring-loaded groove, the horizontal return spring left end and left spring support slot laminating, the right-hand member of the horizontal return spring and
Horizontal wedge groove is provided with right spring-loaded groove laminating, the horizontal sliding bar, the vertical push rod bearing is fixed on T-shaped fulcrum bearing
On, the vertical push rod, which can be slided up and down, to be arranged on vertical push rod bearing, between the vertical push rod and vertical push rod bearing
Vertical sliding sleeve, the lower end of the vertical push rod and the laminating of horizontal wedge groove are provided with, the multi-diameter shaft fulcrum bearing is arranged on vertical top
The multi-diameter shaft support slot of arc is provided with the upper end of bar, the multi-diameter shaft fulcrum bearing, the baffle plate is fixed on T-shaped fulcrum bearing
On, and positioned at the right side of multi-diameter shaft fulcrum bearing.
Further, the right-hand member of the pressure head is provided with rubber press pad.
Further, the roller is rubber roll.
The present invention compared to the prior art, with advantages below and effect：It is vertical sliding in the presence of vertical return spring
The vertical horizontal push rod of wedge groove drive on bar slide downward, upright sliding bar is slided to the right, realizes the axial compression to multi-diameter shaft, together
When, in the presence of horizontal return spring, horizontal sliding bar is slided to the left, horizontal wedge groove on horizontal sliding bar drive vertical push rod to
Upper to slide, the multi-diameter shaft fulcrum bearing above vertical push rod realizes the positioning to ladder Axial and radial.When multi-diameter shaft completes processing and fills
After matching somebody with somebody, oscillating cylinder drives cam turntable to rotate, and the upper surface of cam turntable drives upright sliding bar to move upwards by roller, water
Flat-top bar is realized axially to be unclamped to multi-diameter shaft, meanwhile, the driving skewed slot on upright sliding bar drives horizontal sliding bar by driven inclined-plane
Slide to the right, vertical push rod is descending, realize the release to ladder Axial and radial, be easy to the loading and unloading of multi-diameter shaft.Upper end cover, lower support
Seat and right end cap have been effectively isolated dust, reduce equipment attrition, improve the service life of equipment.First is provided with upper end cover
Steam vent, exhaust is realized when upright sliding bar is moved upwards, it is to avoid produce resistance to upright sliding bar.The side of spring-loaded groove is set
Second row stomata is equipped with, during upright sliding bar is moved upwards, the air between spring-loaded section can be discharged.Right-hand member
Cover and be provided with the 3rd steam vent, exhaust is realized during horizontal sliding bar is moved right, it is to avoid resistance is produced to horizontal sliding bar.
Roller is rubber roll, rational in infrastructure, is worn and torn small, service life is long.The present invention realizes that the positioning to multi-diameter shaft is clamped, and is clamping
During ensure that the end face of multi-diameter shaft and the perpendicularity in axle center, it is ensured that the clamping effect of multi-diameter shaft.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is the structural representation of multi-diameter shaft fulcrum bearing of the present invention.
In figure：1. support plinth, 2. frames, 3. supporting legs, 4. oscillating cylinders, 5. cam turntables, 6.T type fulcrum bearings, 7. erect
Straight slide bar, 8. horizontal sliding bars, 9. lower bearing supports, 10. vertical return springs, 11. first row stomatas, 12. upper end covers, 13. second
Steam vent, 14. right end caps, 15. the 3rd steam vents, 16. horizontal return springs, 17. horizontal push rods, 18. pressure heads, 19. level tops
Rod bearing, 20. horizontal sliding sleeves, 21. vertical push rods, 22. vertical push rod bearings, 23. vertical sliding sleeves, 24. multi-diameter shaft fulcrum bearings,
25. baffle plate, 26. rollers, 27. roller bearing pins, 28. horizontal concrete chutes, 29. vertical chutes, 30. spring-loadeds section, 31. spring-loadeds
Groove, 32. driving skewed slots, 33. vertical wedge grooves, 34. driven inclined-planes, 35. left spring support slots, 36. right spring-loaded grooves, 37. water
Flachkeil groove, 38. multi-diameter shaft support slots, 39. rubber press pads.
Embodiment
Below in conjunction with the accompanying drawings and the present invention is described in further detail by embodiment, following examples are to this hair
Bright explanation and the invention is not limited in following examples.
As depicted in figs. 1 and 2, a kind of multi-diameter shaft positioning clamping device, it includes support plinth 1, frame 2, supporting leg 3, pendulum
Take offence cylinder 4, cam turntable 5, T-shaped fulcrum bearing 6, upright sliding bar 7, horizontal sliding bar 8, lower bearing support 9, vertical return spring 10,
One steam vent 11, upper end cover 12, second row stomata 13, right end cap 14, the 3rd steam vent 15, horizontal return spring 16, level top
Bar 17, pressure head 18, horizontal push rod bearing 19, horizontal sliding sleeve 20, vertical push rod 21, vertical push rod bearing 22, vertical sliding sleeve 23, rank
Terraced e axle supporting seat 24, baffle plate 25, roller 26, roller bearing pin 27, the supporting leg 3 are arranged on the downside of support plinth 1, the frame
2 are fixed on support plinth 1, and the cam turntable 5 is rotatably provided on support plinth 1, the cam turntable 5 and swing gas
Cylinder 4 is coaxially connected, and the oscillating cylinder 4 is arranged on support plinth 1, and the T-shaped fulcrum bearing 6 is arranged in frame 2, the T
Horizontal concrete chute 28 and vertical chute 29 are provided with type fulcrum bearing 6, the upright sliding bar 7, which can be slided up and down, is arranged on vertical chute
On 29, the upper end of the vertical chute 29, which is provided with upper end cover 12, the upper end cover 12, is provided with first row stomata 11, perpendicular
Straight slide bar 7 realizes exhaust when moving upwards, it is to avoid produce resistance to upright sliding bar 7.The lower end of the vertical chute 29 is provided with
It is provided with lower bearing support 9, the upright sliding bar 7 on spring-loaded section 30, the vertical chute 29 and is also equipped with spring-loaded
Groove 31, the vertical return spring 10 and upright sliding bar 7 are concentric to be set, the upper end of the vertical return spring 10 and spring branch
Hold groove 31 to fit, the lower end of the vertical return spring 10 and the spring-loaded section 30 of upright sliding bar 7 are fitted, the spring-loaded
The side of groove 31 is provided with second row stomata 13, during upright sliding bar 7 upwards motion, the sky between spring-loaded section 30
Gas can be discharged.Driving skewed slot 32 is provided with the upright sliding bar 7, the upside of the upright sliding bar 7 is provided with vertical wedge
Groove 33, the horizontal push rod bearing 19 is fixed in T-shaped fulcrum bearing 6, and the horizontal push rod 17 is horizontally slidable to be arranged on level
On push rod bearing 19, the right-hand member of the horizontal push rod 17 is provided with pressure head 18, and the right-hand member of the pressure head 18 is provided with rubber press pad
39, while being compressed to multi-diameter shaft level, it is to avoid the damage to multi-diameter shaft.The horizontal push rod 17 and horizontal push rod bearing 19
Between be provided with horizontal sliding sleeve 20, the upper half of the left end of the horizontal push rod 17 is set to inclined-plane, and lower half is set to vertically
Face, is conducive to and the vertical perfect cooperation of wedge groove 33.The left end of the horizontal push rod 17 and vertical wedge groove 33 are fitted, the roller 26
The lower end of upright sliding bar 7 is may be rotatably mounted at by roller bearing pin 27, the roller 26 is rubber roll, rational in infrastructure, abrasion
Small, service life is long.Roller 26 is fitted in the presence of vertical return spring 10 with the upper surface of cam turntable 5.The level
Slide bar 8, which can horizontally slip, to be arranged on the horizontal concrete chute 28 of T-shaped fulcrum bearing 6, the left end of the horizontal sliding bar 8 be provided with it is driven tiltedly
Face 34, the right-hand member of the horizontal sliding bar 8 is provided with left spring support slot 35, and the right end cap 14 is arranged on the right side of horizontal concrete chute 28
The 3rd steam vent 15 is provided with end, the right end cap 14, exhaust is realized during horizontal sliding bar 8 is moved right, it is to avoid right
Horizontal sliding bar 8 produces resistance.Right spring-loaded groove 36, the left end of the horizontal return spring 16 are provided with the right end cap 14
Fitted with left spring support slot 35, the right-hand member and right spring-loaded groove 36 of the horizontal return spring 16 are fitted, the level is slided
Horizontal wedge groove 37 is provided with bar 8, the vertical push rod bearing 22 is fixed in T-shaped fulcrum bearing 6, the vertical push rod 21 can on
Lower slider is arranged on vertical push rod bearing 22, and vertical sliding sleeve is provided between the vertical push rod 21 and vertical push rod bearing 22
23, the lower end of the vertical push rod 21 and horizontal wedge groove 37 are fitted, and the multi-diameter shaft fulcrum bearing 24 is arranged on vertical push rod 21
The multi-diameter shaft support slot 38 of arc is provided with upper end, the multi-diameter shaft fulcrum bearing 24, the baffle plate 25 is fixed on T-shaped fulcrum bearing
On 6, and positioned at the right side of multi-diameter shaft fulcrum bearing 24.
By above-mentioned technical proposal, a kind of multi-diameter shaft positioning clamping device of the invention is in use, in vertical return spring 10
In the presence of, the slide downward of upright sliding bar 7, the vertical wedge groove 33 on upright sliding bar 7 drives horizontal push rod 17 to slide to the right, realizes
To the axial compression of multi-diameter shaft, meanwhile, in the presence of horizontal return spring 16, horizontal sliding bar 8 is slided to the left, horizontal sliding bar 8
On horizontal wedge groove 37 drive the vertical upward sliding of push rod 21, the multi-diameter shaft fulcrum bearing 24 of the vertical top of push rod 21 is realized to ladder
The positioning of Axial and radial.After multi-diameter shaft completes processing and assembled, oscillating cylinder 4 drives cam turntable 5 to rotate, cam turntable 5
Upper surface drives upright sliding bar 7 to move upwards by roller 26, and horizontal push rod 17 is realized axially to be unclamped to multi-diameter shaft, meanwhile, erect
Driving skewed slot 32 on straight slide bar 7 drives horizontal sliding bar 8 to slide to the right by driven inclined-plane 34, and vertical push rod 21 is descending, realizes
Release to ladder Axial and radial, is easy to the loading and unloading of multi-diameter shaft.Upper end cover 12, lower bearing support 9 and right end cap 14 are effectively isolated
Dust, reduces equipment attrition, improves the service life of equipment.The present invention realizes that the positioning to multi-diameter shaft is clamped, and is clamping
The end face of multi-diameter shaft and the perpendicularity in axle center are ensure that in journey, it is ensured that the clamping effect of multi-diameter shaft.
Above content described in this specification is only illustration made for the present invention.Technology belonging to of the invention
The technical staff in field can make various modifications or supplement to described specific embodiment or use similar mode
Substitute, content without departing from description of the invention or surmount scope defined in the claims, this all should be belonged to
The protection domain of invention.
Claims (3)
1. a kind of multi-diameter shaft positioning clamping device, it is characterised in that：It includes support plinth, frame, supporting leg, oscillating cylinder, convex
Take turns rotating disk, T-shaped fulcrum bearing, upright sliding bar, horizontal sliding bar, lower bearing support, vertical return spring, first row stomata, upper end cover, the
Two steam vents, right end cap, the 3rd steam vent, horizontal return spring, horizontal push rod, pressure head, horizontal push rod bearing, horizontal sliding sleeve,
Vertical push rod, vertical push rod bearing, vertical sliding sleeve, multi-diameter shaft fulcrum bearing, baffle plate, roller, roller bearing pin, the supporting leg are arranged on
The downside of support plinth, the frame is fixed on support plinth, and the cam turntable is rotatably provided on support plinth, institute
State cam turntable and oscillating cylinder is coaxially connected, the oscillating cylinder is arranged on support plinth, and the T-shaped fulcrum bearing is arranged on
In frame, be provided with horizontal concrete chute and vertical chute in the T-shaped fulcrum bearing, the upright sliding bar can slide up and down be arranged on it is perpendicular
On straight runner, the upper end of the vertical chute, which is provided with upper end cover, the upper end cover, is provided with first row stomata, described vertical
The lower end of chute is provided with lower bearing support, the upright sliding bar to be provided with spring-loaded section, the vertical chute and is also provided with
There is spring-loaded groove, the vertical return spring and upright sliding bar are concentric to be set, the upper end of the vertical return spring and bullet
Spring support slot is fitted, the lower end of the vertical return spring and the spring-loaded section laminating of upright sliding bar, the spring-loaded groove
Side be provided with second row stomata, the upright sliding bar and be provided with driving skewed slot, be provided with the upside of the upright sliding bar
Vertical wedge groove, the horizontal push rod bearing is fixed in T-shaped fulcrum bearing, and the horizontal push rod is horizontally slidable to be arranged on level top
On rod bearing, the right-hand member of the horizontal push rod is provided with pressure head, and water is provided between the horizontal push rod and horizontal push rod bearing
Smooth set, the upper half of the left end of the horizontal push rod is set to inclined-plane, and lower half is set to vertical plane, the horizontal push rod
Left end and the laminating of vertical wedge groove, the roller may be rotatably mounted at the lower end of upright sliding bar by roller bearing pin, and roller is vertical
Upper surface in the presence of return spring with cam turntable is fitted, and the horizontal sliding bar, which can horizontally slip, is arranged on T-shaped fulcrum bearing
Horizontal concrete chute on, the left end of the horizontal sliding bar is provided with driven inclined-plane, and the right-hand member of the horizontal sliding bar is provided with left spring
Support slot, the right end cap is arranged on the right-hand member of horizontal concrete chute, the right end cap and is provided with the 3rd steam vent, the right end cap
On be provided with right spring-loaded groove, left end and left spring the support slot laminating of the horizontal return spring, the horizontal return bullet
Horizontal wedge groove is provided with the right-hand member of spring and the laminating of right spring-loaded groove, the horizontal sliding bar, the vertical push rod bearing is fixed
In T-shaped fulcrum bearing, the vertical push rod, which can be slided up and down, to be arranged on vertical push rod bearing, the vertical push rod and vertical top
Vertical sliding sleeve, the lower end of the vertical push rod and the laminating of horizontal wedge groove, the multi-diameter shaft fulcrum bearing peace are provided between rod bearing
Mounted in the upper end of vertical push rod, the multi-diameter shaft support slot of arc is provided with the multi-diameter shaft fulcrum bearing, the baffle plate is fixed on T
In type fulcrum bearing, and positioned at the right side of multi-diameter shaft fulcrum bearing.
2. a kind of multi-diameter shaft positioning clamping device according to claim 1, it is characterised in that：The right-hand member of the pressure head is set
There is rubber press pad.
3. a kind of multi-diameter shaft positioning clamping device according to claim 1, it is characterised in that：The roller rolls for rubber
Wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710421481.7A CN107088761A (en) | 2017-06-07 | 2017-06-07 | A kind of multi-diameter shaft positioning clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710421481.7A CN107088761A (en) | 2017-06-07 | 2017-06-07 | A kind of multi-diameter shaft positioning clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107088761A true CN107088761A (en) | 2017-08-25 |
Family
ID=59640016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710421481.7A Withdrawn CN107088761A (en) | 2017-06-07 | 2017-06-07 | A kind of multi-diameter shaft positioning clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107088761A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109732490A (en) * | 2018-12-25 | 2019-05-10 | 宁波宝斯达坩埚保温制品有限公司 | A kind of quartz crucible surface sand blasting device |
| CN110192966A (en) * | 2019-05-13 | 2019-09-03 | 安徽三联机器人科技有限公司 | A kind of lower limb power assisting device |
| CN113560926A (en) * | 2021-09-27 | 2021-10-29 | 大永精机（江苏）有限公司 | Be applied to transmission shaft lathe work's supplementary tool |
-
2017
- 2017-06-07 CN CN201710421481.7A patent/CN107088761A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109732490A (en) * | 2018-12-25 | 2019-05-10 | 宁波宝斯达坩埚保温制品有限公司 | A kind of quartz crucible surface sand blasting device |
| CN110192966A (en) * | 2019-05-13 | 2019-09-03 | 安徽三联机器人科技有限公司 | A kind of lower limb power assisting device |
| CN113560926A (en) * | 2021-09-27 | 2021-10-29 | 大永精机（江苏）有限公司 | Be applied to transmission shaft lathe work's supplementary tool |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170825 |
|
| WW01 | Invention patent application withdrawn after publication |