CN206216195U - For clamp workpiece and drive workpiece rotate mechanism - Google Patents
For clamp workpiece and drive workpiece rotate mechanism Download PDFInfo
- Publication number
- CN206216195U CN206216195U CN201620956961.4U CN201620956961U CN206216195U CN 206216195 U CN206216195 U CN 206216195U CN 201620956961 U CN201620956961 U CN 201620956961U CN 206216195 U CN206216195 U CN 206216195U
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- CN
- China
- Prior art keywords
- workpiece
- hollow shaft
- drive
- spacing
- push rod
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Abstract
The utility model discloses a kind of mechanism for clamping workpiece and drive workpiece to rotate, and it includes circumferential spacing or for radially drawing in release the clamping device (2) spacing with the circumference of workpiece (1), for driving clamping device (2) to move axially to stretch into pilot hole (1.1) and drive clamping device (2) to radially expand or the power set (3) that radially draw in and drive device (4) for driving clamping device (2) to rotate in a circumferential direction with the pilot hole (1.1) with workpiece (1) for radially opening.The utility model provide it is a kind of to Workpiece clamping and drive rotation so that operating process is simple, so increase welding efficiency for clamping workpiece and driving the mechanism of workpiece rotation.
Description
Technical field
The utility model is related to rotating machinery processing technique field, more particularly to a kind of for clamping workpiece and driving workpiece
The mechanism of rotation.
Background technology
Having in the drive shaft of staircase need to weld the driving element of two ladder sprocket wheels, and existing welding is needed by artificial
Operation carries out main shaft orientation and clamping, after spot welding is fixed, then move be put into it is accurately fixed on the workbench that another can rotate workpiece
Position, in rotation, the welding overall process by sprocket wheel and drive shaft is completed with welding equipment, and the welding of drive shaft is crossed with,
Need multiple bearing, repeatedly clamp, process is complicated, cause welding efficiency low.
The content of the invention
Technical problem to be solved in the utility model is：There is provided it is a kind of to Workpiece clamping and drive rotation so that grasping
Make process simple, so increase welding efficiency for the mechanism that clamps workpiece and drive workpiece to rotate.
The technical scheme in the invention for solving the above technical problem is：One kind is for clamping workpiece and driving workpiece to revolve
Turn mechanism, it include for radially open with the pilot hole with workpiece it is circumferentially spacing or for radially draw in release
The clamping device spacing with the circumference of workpiece, for driving clamping device to move axially to stretch into pilot hole and drive clamping device
Radially expand or radially draw in power set and the drive device for driving clamping device to rotate in a circumferential direction.
Compared with prior art, the utility model has the advantage of：The original manually-operated work step of substitution：Interior fixture
Stretch into workpiece circular hole；Clamp workpiece；Fixture in being unclamped after the completion of workpiece rotation；Interior fixture is exited from workpiece circular hole, by
Power set promote clamping device, by clamping device push workpiece pilot hole, then by clamping device radially expand with workpiece
Pilot hole it is circumferentially spacing, so as to clamp workpiece, drive device drives clamping device rotation, so as to drive workpiece to rotate, then makes
The part on workpiece is welded with welding equipment, after the completion of welding, power set are released to the promotion of clamping device to receive
Hold together clamping device, clamping device releases spacing with the circumference of the pilot hole of workpiece, and simple to operate, welding efficiency is high.
Used as a kind of improvement of the present utility model, the clamping device includes hollow shaft, and the hollow shaft is rotatably set
Can be axially moveable in frame and with respect to frame, described hollow shaft one end is provided with the folder coordinated for the assembling interporal lacuna with workpiece
Tool housing, the fixture housing is circumferentially-spaced be provided with can be extended radially out along fixture housing or retraction fixture housing outer peripheral face multiple
Expansion block, is provided with the push rod that can be moved axially along the through hole in hollow shaft in the hollow shaft, described push rod one end is provided with taper
Cut somebody's hair, the expansion block is provided with for coordinating with the male cone (strobilus masculinus) cut somebody's hair so that the inclined-plane that is moved radially along fixture housing of expansion block, described
The push rod other end is connected with power set, and by the improvement, power set promote hollow shaft, fixture housing is stretched into workpiece
Pilot hole, with workpiece assembling interporal lacuna coordinate, power set continue to press on push rod axial movement, the male cone (strobilus masculinus) cut somebody's hair of push rod with
The inclined-plane of expansion block coordinates moves radially expansion block, and fixture housing periphery is radially removed along the circumferentially disposed multiple expansion blocks of fixture housing
Face, the pilot hole of expansion block swelling workpiece, and then make fixture housing circumferentially spacing with workpiece.
There is a kind of improvement as of the present utility model, the power set include the hydraulic cylinder being fixed in frame and set
Kink in hollow shaft through-hole, described kink one end is by clutch shaft bearing and the push rod axial limiting of hydraulic cylinder, the kink
Outer peripheral face coordinates and can be moved axially along hollow shaft with the through hole activity of hollow shaft, and the kink other end is consolidated with the push rod other end
Fixed connection, by the improvement, the push rod of hydraulic cylinder can promote kink to move axially so as to drive push rod to move axially, due to work
Set is connected by clutch shaft bearing with the push rod of hydraulic cylinder, thus kink can the push rod of opposing hydraulic cylinder freely rotate, so as to avoid pressing from both sides
Tight device band hydrodynamic cylinder pressure rotates and mechanism is integrally shaken.
There is a kind of improvement as of the present utility model, spacing ring is provided between the push rod and hollow shaft, it is described spacing
Ring and the through hole axial limiting of hollow shaft, are provided between the spacing ring and kink for kink to be elastically restored to not by hydraulic pressure
First spring of the initial position that cylinder is promoted, by the improvement, it is necessary to overcome the first spring during power set promotion push rod
Elastic force, then push rod is promoted clamping device, it is to avoid because false touch causes push rod to promote gripping means grips；The push rod of hydraulic cylinder is returned
During contracting, push rod is elastically restored to initial position by the elastic force of the first spring, so that expansion block is retracted from fixture housing outer peripheral face, solution
Except clamping device is spacing to the circumference of workpiece.
There is a kind of improvement as of the present utility model, the expansion block is provided with for being elastically restored to expansion block not pushed away
The second spring of the initial position that head is promoted, described second spring one end is spacing with fixture housing, the second spring other end
Spacing with expansion block, by the improvement, promotion expansion block of cutting somebody's hair is constantly, it is necessary to overcome the elastic force of second spring, it is to avoid due to false touch
Stretch out expansion block circumferentially spacing with workpiece；When the push rod of hydraulic cylinder bounces back, be elastically restored to push rod just by the elastic force of the first spring
Beginning position so that expansion block from fixture housing outer peripheral face retract, release clamping device it is spacing to the circumference of workpiece.
There is a kind of improvement as of the present utility model, the hollow shaft is coordinated by second bearing with gantry rotation, is led to
The improvement is crossed, second bearing makes hollow shaft be rotatably provided in frame.
As it is of the present utility model also have it is a kind of improve, motor that the drive device includes being fixed in frame,
The spacing drive gear and circumference in the rotating shaft of motor of circumference is spacing to be used for and drive gear on clamping device periphery
The driven gear of engagement, by the improvement, motor drives hollow shaft to rotate by drive gear, so as to pass through fixture shell
Body drives workpiece rotation, and then facilitates the welding of driving element on workpiece, it is also possible to adjusted by adjusting the rotating speed of motor
The rotary speed of whole workpiece.
As it is of the present utility model also have it is a kind of improve, the driven gear by the circumferentially disposed multiple flat keys of inner circumferential with
Hollow shaft is circumferentially spacing, and the hollow shaft periphery is additionally provided with for making power set laterally urge hollow shaft for flat key axial movement
So that fixture housing to be axially displaceable into the chute of pilot hole, by the improvement, flat key is by hollow shaft and driven gear circumference
It is spacing, and the chute of hollow shaft periphery moves axially for flat key so that power set can relative frame axially promote and clamp dress
Put and stretched into the pilot hole of workpiece with by fixture housing.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram.
Fig. 2 is the generalized section at Figure 1A-A places.
1- workpiece, 1.1- pilot holes, 2- clamping devices, 2.1- hollow shafts, 2.1.1- through holes, 2.1.2- chute 2.2- fixtures
Housing, 2.3- expansion blocks, 2.3.1- inclined-planes, 2.3.2- second springs, 2.4- push rods, 2.4.1- is cut somebody's hair, 2.5- second bearings, and 3- is moved
Power apparatus, 3.1- hydraulic cylinders, 3.2- kinks, 3.3- clutch shaft bearings, 3.4- spacing rings, the springs of 3.5- first, 4- drive devices,
4.1- motors, 4.2- drive gears, 4.3- driven gears, 4.4- flat keys, 5- frames.
Specific embodiment
Embodiment of the present utility model is further described below in conjunction with the accompanying drawings.
As shown in Figure 1-2,
It is a kind of for clamp workpiece and drive workpiece rotate mechanism, it include for radially open with workpiece 1
Pilot hole 1.1 is circumferential spacing or for radially drawing in release the clamping device 2 spacing with the circumference of workpiece 1, for driving
Dynamic clamping device 2 moves axially the power set to stretch into pilot hole 1.1 and drive clamping device 2 to radially expand or radially draw in
3 and the drive device 4 for driving clamping device 2 to rotate in a circumferential direction, wherein, in the technical field, described clamping device 2 with
The circumferential spacing generally referred to as swelling of workpiece 1.
Wherein, clamping device 2 include hollow shaft 2.1, hollow shaft 2.1 rotatably set frame 5 on and can be with respect to the edge of frame 5
Axial movement, one end of hollow shaft 2.1 is provided with the fixture housing 2.2 coordinated for the gap of pilot hole 1.1 with workpiece 1, fixture shell
Body 2.2 is circumferentially-spaced be provided with can be extended radially out along fixture housing 2.2 or the outer peripheral face of retraction fixture housing 2.2 multiple expansion blocks 2.3,
The push rod 2.4 that can be moved axially along the through hole 2.1.1 in hollow shaft 2.1 is provided with hollow shaft 2.1, the one end of push rod 2.4 is provided with cone
The 2.4.1 that cuts somebody's hair of shape, expansion block 2.3 is provided with and coordinates so that expansion block 2.3 is along fixture housing 2.2 for the male cone (strobilus masculinus) with the 2.4.1 that cuts somebody's hair
The inclined-plane 2.3.1 for moving radially, the other end of push rod 2.4 is connected with power set 3.
Wherein, power set 3 include the hydraulic cylinder 3.1 being fixed in frame 5 and are located in the through hole 2.1.1 of hollow shaft 2.1
Kink 3.2, the push rod axial limiting that the one end of kink 3.2 passes through clutch shaft bearing 3.3 and hydraulic cylinder 3.1, the outer peripheral face of kink 3.2 with
The through hole 2.1.1 activities of hollow shaft 2.1 coordinate and can be moved axially along hollow shaft 2.1, and the other end of kink 3.2 is another with push rod 2.4
One end is fixedly connected, wherein, hydraulic cylinder 3.1 can also be the element that cylinder etc. can provide axial motive force.
Wherein, the through hole of spacing ring 3.4, spacing ring 3.4 and hollow shaft 2.1 is provided between push rod 2.4 and hollow shaft 2.1
2.1.1 axial limiting, is provided between spacing ring 3.4 and kink 3.2 for kink 3.2 to be elastically restored to not by hydraulic cylinder 3.1
First spring 3.5 of the initial position of promotion.
Wherein, expansion block 2.3 is provided with the initial position for expansion block 2.3 to be elastically restored to not promoted by the 2.4.1 that cut somebody's hair
Second spring 2.3.2, second spring 2.3.2 one end is spacing with fixture housing 2.2, the second spring 2.3.2 other ends and expansion block
2.3 is spacing.
Wherein, hollow shaft 2.1 is rotatably assorted by second bearing 2.5 with frame 5.
Wherein, drive device 4 includes being fixed on motor 4.1 in frame 5, circumferential spacing in motor 4.1
Drive gear 4.2 and the circumferential spacing driven gear for being used to be engaged with drive gear 4.2 on the periphery of clamping device 2 in rotating shaft
4.3。
Wherein, driven gear 4.3 is circumferential spacing by the circumferentially disposed multiple flat keys 4.4 of inner circumferential and hollow shaft 2.1, hollow
The periphery of axle 2.1 is additionally provided with for making power set 3 laterally urge hollow shaft 2.1 with by fixture housing for the axial movement of flat key 4.4
The 2.2 chute 2.1.2 for being axially displaceable into pilot hole 1.1.
Below only most preferred embodiment of the present utility model is described, but is not to be construed as the limit to claim
System.The utility model is not only limited to above example, and its concrete structure allows to change.It is all in the utility model independent right
It is required that protection domain in the various change made in the utility model protection domain.
Claims (8)
1. it is a kind of for clamp workpiece and drive workpiece rotate mechanism, it is characterised in that：It include for radially open with
Folder circumferential with the pilot hole (1.1) of workpiece (1) spacing or for radially drawing in release spacing with the circumference of workpiece (1)
Tight device (2), for driving clamping device (2) to move axially to stretch into pilot hole (1.1) and drive clamping device (2) radially
Open or radially draw in power set (3) and the drive device (4) for driving clamping device (2) to rotate in a circumferential direction.
2. it is according to claim 1 for clamp workpiece and drive workpiece rotate mechanism, it is characterised in that：The clamping
Device (2) includes hollow shaft (2.1), and the hollow shaft (2.1) rotatably sets in frame (5) and can be with respect to frame (5) along axle
To movement, described hollow shaft (2.1) one end is provided with the fixture housing coordinated for pilot hole (1.1) gap with workpiece (1)
(2.2), circumferentially-spaced being provided with of the fixture housing (2.2) can extend radially out or retraction fixture housing along fixture housing (2.2)
(2.2) being provided with multiple expansion blocks (2.3) of outer peripheral face, the hollow shaft (2.1) can be along the through hole in hollow shaft (2.1)
The push rod (2.4) of (2.1.1) axial movement, described push rod (2.4) one end is provided with cut somebody's hair (2.4.1) of taper, the expansion block
(2.3) be provided with for cut somebody's hair (2.4.1) male cone (strobilus masculinus) coordinate so that what expansion block (2.3) was moved radially along fixture housing (2.2)
Inclined-plane (2.3.1), push rod (2.4) other end is connected with power set (3).
3. it is according to claim 2 for clamp workpiece and drive workpiece rotate mechanism, it is characterised in that：The power
Device (3) includes the hydraulic cylinder (3.1) being fixed in frame (5) and the kink being located in hollow shaft (2.1) through hole (2.1.1)
(3.2), described kink (3.2) one end is by clutch shaft bearing (3.3) and the push rod axial limiting of hydraulic cylinder (3.1), the kink
(3.2) outer peripheral face coordinates and can be moved axially along hollow shaft (2.1), the work with through hole (2.1.1) activity of hollow shaft (2.1)
Set (3.2) other end is fixedly connected with push rod (2.4) other end.
4. it is according to claim 3 for clamp workpiece and drive workpiece rotate mechanism, it is characterised in that：The push rod
(2.4) through hole of spacing ring (3.4), the spacing ring (3.4) and hollow shaft (2.1) is provided with and hollow shaft (2.1) between
(2.1.1) axial limiting, is provided between the spacing ring (3.4) and kink (3.2) for kink (3.2) to be elastically restored to not
First spring (3.5) of the initial position promoted by hydraulic cylinder (3.1).
5. it is according to claim 2 for clamp workpiece and drive workpiece rotate mechanism, it is characterised in that：The expansion block
(2.3) be provided with for by expansion block (2.3) be elastically restored to not cut somebody's hair (2.4.1) promotion initial position second spring
(2.3.2), described second spring (2.3.2) one end is spacing with fixture housing (2.2), second spring (2.3.2) other end
It is spacing with expansion block (2.3).
6. it is according to claim 2 for clamp workpiece and drive workpiece rotate mechanism, it is characterised in that：It is described hollow
Axle (2.1) is rotatably assorted by second bearing (2.5) with frame (5).
7. it is according to claim 1 for clamp workpiece and drive workpiece rotate mechanism, it is characterised in that：The driving
Device (4) includes the motor (4.1), the circumferential spacing drive in the rotating shaft of motor (4.1) that are fixed in frame (5)
Moving gear (4.2) and the circumferential spacing driven gear for being used to be engaged with drive gear (4.2) on clamping device (2) periphery
(4.3)。
8. it is according to claim 7 for clamp workpiece and drive workpiece rotate mechanism, it is characterised in that：It is described driven
Gear (4.3) is by circumferential spacing, the hollow shaft (2.1) of the circumferentially disposed multiple flat keys (4.4) of inner circumferential and hollow shaft (2.1)
Periphery is additionally provided with for making power set (3) laterally urge hollow shaft (2.1) with by fixture housing for flat key (4.4) axial movement
(2.2) it is axially displaceable into the chute (2.1.2) of pilot hole (1.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620956961.4U CN206216195U (en) | 2016-08-27 | 2016-08-27 | For clamp workpiece and drive workpiece rotate mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620956961.4U CN206216195U (en) | 2016-08-27 | 2016-08-27 | For clamp workpiece and drive workpiece rotate mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206216195U true CN206216195U (en) | 2017-06-06 |
Family
ID=58780128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620956961.4U Expired - Fee Related CN206216195U (en) | 2016-08-27 | 2016-08-27 | For clamp workpiece and drive workpiece rotate mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206216195U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109333041A (en) * | 2018-12-05 | 2019-02-15 | 湖南杰希重工有限公司 | A kind of list thrust dual-positioning elasticity swelling telescoping mechanism |
| CN109719449A (en) * | 2019-01-22 | 2019-05-07 | 广东精铟海洋工程创新研究有限公司 | It is a kind of for welding the welding equipment of the annular lamina of steering column |
| CN110355300A (en) * | 2019-06-24 | 2019-10-22 | 湖北三江航天红峰控制有限公司 | The processing unit (plant) and method of mechanical bulging circle rim of a cup |
| CN113510424A (en) * | 2021-06-30 | 2021-10-19 | 宁波宏大电梯有限公司 | Assembly workbench for assembling chain wheel and main shaft and assembly method thereof |
-
2016
- 2016-08-27 CN CN201620956961.4U patent/CN206216195U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109333041A (en) * | 2018-12-05 | 2019-02-15 | 湖南杰希重工有限公司 | A kind of list thrust dual-positioning elasticity swelling telescoping mechanism |
| CN109719449A (en) * | 2019-01-22 | 2019-05-07 | 广东精铟海洋工程创新研究有限公司 | It is a kind of for welding the welding equipment of the annular lamina of steering column |
| CN110355300A (en) * | 2019-06-24 | 2019-10-22 | 湖北三江航天红峰控制有限公司 | The processing unit (plant) and method of mechanical bulging circle rim of a cup |
| CN113510424A (en) * | 2021-06-30 | 2021-10-19 | 宁波宏大电梯有限公司 | Assembly workbench for assembling chain wheel and main shaft and assembly method thereof |
| CN113510424B (en) * | 2021-06-30 | 2024-05-17 | 宁波宏大电梯有限公司 | Assembling workbench for assembling chain wheel and main shaft and assembling method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170606 Termination date: 20210827 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |