CN206689966U - A kind of high-precision self-centering clamping mechanism clamped applied to thin-walled external member - Google Patents
A kind of high-precision self-centering clamping mechanism clamped applied to thin-walled external member Download PDFInfo
- Publication number
- CN206689966U CN206689966U CN201720487741.6U CN201720487741U CN206689966U CN 206689966 U CN206689966 U CN 206689966U CN 201720487741 U CN201720487741 U CN 201720487741U CN 206689966 U CN206689966 U CN 206689966U
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- China
- Prior art keywords
- thin
- external member
- walled external
- clamping
- conical guiding
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Abstract
The utility model disclose it is a kind of applied to thin-walled external member clamp high-precision self-centering clamping mechanism, mainly by：The parts such as moving lever, conical guiding sleeve, clamping support, expansion sleeve, compression steel ball, spring, front end mounting disc, front end mounting flange, rear end mounting flange, O-ring are formed, and the clamp system will compress steel ball outwardly against clamping work of the completion to thin-walled external member by the male cone (strobilus masculinus) of conical guiding sleeve with clamping the face of cylinder collective effect of internal stent.It is high to compress the machining accuracy of steel ball and conical guiding sleeve, expansion sleeve produces radially uniform elastic deformation when clamping thin-walled external member every time, it ensure that clamping the clamping accuracy of workpiece every time；Each steel ball that compresses can realize itself Universal rotary when clamping, and this design, which can ensure to realize during gear grips thin-walled external member, makes heart function by oneself, and the center and the center of clamp mechanism moving lever for making thin-walled external member are consistent.
Description
Technical field
Dynamic power machine mounting technology field is the utility model is related to, is applied especially to heavy duty diesel engine thin-walled external member
Crawl, relates in particular to a kind of high-precision self-centering clamping mechanism of the thin-walled external member in dynamic power machine mounting technology field.
Background technology
Now, dynamic power machine is applied in all trades and professions and its extensively, has become the necessary composition of driving world development
Part.In the power building block of dynamic power machine, due to the condition of work of high speed, high temperature, high pressure etc., equipment manufacturing technique etc.
Limiting factor, generally require to add thin-walled external member in the movement pair surface of this base part.The gripping of thin-walled external member is because of its own
Structural factor, among conventional thin-walled external member fixture, generally there are thin-walled external member gripping positioning precision it is not high, can not position
The problems such as concentric.The utility model devises a kind of self-centering clamp system of high accuracy clamped applied to thin-walled external member, phase
Have for conventional thin-walled external member fixture and effectively make heart function and higher positioning precision by oneself, space structure is simple, compact.
Utility model content
The utility model is mainly for the self-centering catching device of a kind of high accuracy designed by the gripping technique of thin-walled external member
Structure.The mechanism is exerted a force by equally distributed expansion steel ball to thin-walled external member inwall, and mechanism designs the application direction that ensure that power
Perpendicular to the section of thin-walled external member stress point, have and effectively make heart function by oneself.The design of the mechanism passes through high-precision steel ball
Positioning, has higher positioning precision.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of high-precision self-centering clamping mechanism clamped applied to thin-walled external member, including moving lever, conical guiding sleeve, folder
Locking bracket, expansion sleeve, steel ball, spring, front end mounting disc, front end mounting flange, rear end mounting flange and O-ring are compressed, it is described
One end of moving lever is arranged on by transit joint in the output end of device drives element, and the moving lever other end is installed by screw
There is front end mounting disc.
The support is provided with through hole, and two conical guiding sleeves are provided with through hole, bullet is fixed between two taper sheaths
Spring, moving lever pass through conical guiding sleeve and spring.
Described clamping support one end is provided with front end mounting flange by screw, and the other end is installed rear end by screw and installed
Flange.
The clamping rack inner wall, which is provided with, compresses steel ball, compresses steel ball in the through hole clamped on support.
The side for clamping support is provided with expansion sleeve, and the outside for clamping support and expansion sleeve is provided with O-ring.
The upside of the front end mounting disc is closely connected with the downside of lower end conical guiding sleeve, lower end conical guiding sleeve
Upside with being fixedly connected on the downside of spring, the upside of spring on the downside of the conical guiding sleeve of upper end with being fixedly connected.
The conical guiding sleeve can be divided into upper end conical guiding sleeve and lower end conical guiding sleeve according to position.
The male cone (strobilus masculinus) of the conical guiding sleeve and the inner cylinder face collective effect for clamping support, steel ball will be compressed and pushed out
Go out, extrusion expansion set makes expansion sleeve that elastic deformation occur, so as to clamp thin-walled external member.
The mode for clamping thin-walled external member includes but is not limited to the inwall for clamping thin-walled external member.
The quantity of the conical guiding sleeve determines according to the specification of actual thin-walled external member.
The distribution for compressing steel ball includes but is not limited to be uniformly distributed in clamping support the week side of boss.
Include but is not limited to the transmission that power is carried out using spring between the adjacent conical guiding sleeve.
The beneficial effects of the utility model：
1st, the utility model uses the design of steel ball extrusion expansion set, makes expansion sleeve that elasticity occur when being squeezed every time
Deformation, so as to clamp thin-walled external member, this design causes the clamp system to have effective stability and reliability, service life
It is relatively long；
2nd, during thin-walled external member is clamped, compressing steel ball can be carried out the utility model in the mounting hole for clamping support
Freely rotating in all directions, this thin-walled external member for being designed to make clamped when, the geometric center of workpiece with
The geometric center of clamp system moving lever is consistent, and is had and is made heart function by oneself；
3rd, the utility model is extruded clamping steel ball using the conical surface, so as to realize that extruding steel ball squeezes to expansion sleeve
Pressure, due to using the conical surface to the extruding for clamping steel ball, conical surface transition in extruding is steady, and compact-sized, success rate is high.
Brief description of the drawings
The utility model is further described below in conjunction with the accompanying drawings.
Fig. 1 is the utility model clamp system structural representation；
Fig. 2 is the schematic diagram for the thin-walled external member that the utility model is clamped.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The all other embodiment obtained, belong to the scope of the utility model protection.
In description of the present utility model, it is to be understood that term " perforate ", " on ", " under ", " thickness ", " top ",
" in ", " length ", " interior ", indicating position or the position relationship such as " surrounding ", be for only for ease of description the utility model and simplification
Description, rather than the component or element of instruction or hint meaning must have specific orientation, with specific azimuth configuration and behaviour
Make, therefore it is not intended that to limitation of the present utility model.
It is a kind of applied to thin-walled external member clamp high-precision self-centering clamping mechanism, including moving lever 1, conical guiding sleeve 2,
Clamp support 3, expansion sleeve 4, compress steel ball 5, spring 6, front end mounting disc 7, front end mounting flange 8, rear end mounting flange 9 and O
Type circle 10.
Wherein, one end of moving lever 1 is arranged on by transit joint in the output end of device drives element 11, moving lever 1
The other end is provided with front end mounting disc 7 by screw, and the in the vertical direction of 11 powered motion bar of driving element 1 moves along a straight line.
Moving lever 1 is provided with conical guiding sleeve 2, moving lever 1 passes through conical guiding sleeve in the through hole clamped on support 3 in through hole
2, moving lever 1 and conical guiding sleeve 2 can the freely activities in through hole.Spring 6 is fixed between two taper sheaths 2, spring 6 passes through
Moving lever 1.Clamp the one end of support 3 and front end mounting flange 8 is provided with by screw, the other end installs rear end Method for Installation by screw
Orchid 9.Clamp support 3 inwall and be provided with and compress steel ball 5, compress steel ball 5 in the through hole clamped on support 3, compressing steel ball 5 can be
Freely activity in horizontal direction in through hole.The side for clamping support 3 is provided with expansion sleeve 4, clamp support 3 and expansion sleeve 4 outside
Side is provided with O-ring 10, and O-ring 10 has spacing and certain fixation to expansion sleeve 4.Moving lever 1, conical guiding sleeve 2, bullet
Spring 6, front end mounting disc 7 are installed in the through hole for clamping support 3.
The driving element 11 that the clamp system is connected by moving lever 1 moves along a straight line, and moving lever 1 drives front end installation
Disk 7 moves, and the upside of front end mounting disc 7 is closely connected with the downside of lower end conical guiding sleeve 2.Front end mounting disc 7 drives
Lower end conical guiding sleeve 2 is moved, and the upside of the conical guiding sleeve 2 of lower end is fixedly connected with the downside of spring 6.Lower end taper sheath 2
Upper end taper sheath 2 is driven to move by spring 6, the upside and the downside of upper end conical guiding sleeve 2 of spring 6 are brought into close contact.
When clamp system is clamped to thin-walled external member, in clamp system insertion thin-walled external member whole first.Then, transport
Lever 1 is moved upwards under the driving of driving element 11, and moving lever 1 drives lower end conical guiding sleeve 2 to move upwards, lower end toper
Set 2 drives upper end taper sheath 2 to move upwards by spring 6.Because the lateral surface of conical guiding sleeve 2 is a conical surface, the conical surface exists
It is in contact in moving process with compressing steel ball 5, in the presence of the conical surface of conical guiding sleeve 2 and the inner cylinder face of clamping support 3,
Compress steel ball 5 to be pushed outwardly through through hole, compress steel ball 5 and radially moved in clamping support 3, and expansion sleeve 4 is extruded outward,
Under the effect of extruding force, towards outside elastic deformation occurs for expansion sleeve 4.Expansion sleeve 4 after deformation connects with thin-walled external member stress
Touch, and complete the clamping work of thin-walled external member.In clamping process, carried out between two adjacent conical guide sleeves 2 by spring 6
The transmission of power causes each conical guiding sleeve 2 to cooperate.
After thin-walled external member is transported to position, moving lever 1 moves backward, and is compressed originally by the conical surface on conical guiding sleeve 2
Compress the stress of steel ball 5 to be gradually reduced, compress steel ball 5 and withdrawn in the presence of expansion sleeve 4 to inner side, lose compression steel ball 5 and compress
The expansion sleeve 4 of power is also withdrawn to inner side therewith, and the frictional force of the offer of expansion sleeve 4 is now no longer influenced by the inside of thin-walled external member, will be pressed from both sides
Tight mechanism is withdrawn from thin-walled external member inner chamber.
It is high to compress the machining accuracy of steel ball 5 and conical guiding sleeve 2, expansion sleeve 4 produces when clamping thin-walled external member every time
Radially uniform elastic deformation, it ensure that the clamping accuracy for clamping workpiece every time.The mechanism compresses steel ball 5 according to different thin-wall sleeves
Part is uniformly distributed installation in the circumference for clamping support 3.Each steel ball 5 that compresses can realize itself Universal rotary when clamping
Turn, this design, which can ensure to realize during gear grips thin-walled external member, makes heart function by oneself, makes the center of thin-walled external member
It is consistent with the center of clamp mechanism moving lever 1.
Above content is only to the utility model structure example and explanation, the technology people of affiliated the art
Member is made various modifications or supplement to described specific embodiment or substituted using similar mode, without departing from reality
With new structure or surmount scope defined in the claims, the scope of protection of the utility model all should be belonged to.
Claims (8)
1. a kind of high-precision self-centering clamping mechanism clamped applied to thin-walled external member, including moving lever (1), conical guiding sleeve
(2), clamp support (3), expansion sleeve (4), compress steel ball (5), spring (6), front end mounting disc (7), front end mounting flange (8),
Rear end mounting flange (9) and O-ring (10), it is characterised in that one end of the moving lever (1) is arranged on by transit joint and set
In the output end of standby driving element 11, moving lever (1) other end is provided with front end mounting disc (7) by screw；
The support 3 is provided with through hole, and two conical guiding sleeves (2) are provided with through hole, bullet is fixed between two taper sheaths 2
Spring (6), moving lever (1) pass through conical guiding sleeve (2) and spring (6)；
Described clamping support (3) one end is provided with front end mounting flange (8) by screw, and the other end is installed rear end by screw and pacified
Fill flange (9)；
Described clamping support (3) inwall, which is provided with, compresses steel ball (5), compresses steel ball (5) in the through hole clamped on support (3)；
The side for clamping support (3) is provided with expansion sleeve (4), and the outside for clamping support (3) and expansion sleeve (4) is provided with O-ring
(10)。
2. a kind of high-precision self-centering clamping mechanism clamped applied to thin-walled external member according to claim 1, its feature
It is, the upside and the downside of lower end conical guiding sleeve (2) of the front end mounting disc (7) are closely connected, and lower end toper is led
To the upside of set (2) with being fixedly connected on the downside of spring (6), the upside and the downside of upper end conical guiding sleeve (2) of spring (6) are consolidated
Fixed connection.
3. a kind of high-precision self-centering clamping mechanism clamped applied to thin-walled external member according to claim 2, its feature
It is, the conical guiding sleeve (2) can be divided into upper end conical guiding sleeve (2) and lower end conical guiding sleeve (2) according to position.
4. a kind of high-precision self-centering clamping mechanism clamped applied to thin-walled external member according to claim 1, its feature
Be, the male cone (strobilus masculinus) of the conical guiding sleeve (2) and the inner cylinder face collective effect for clamping support (3), will compress steel ball (5) to
Extrapolated, extrusion expansion set (4) makes expansion sleeve (4) that elastic deformation occur, so as to clamp thin-walled external member.
5. a kind of high-precision self-centering clamping mechanism clamped applied to thin-walled external member according to claim 4, its feature
It is, the mode for clamping thin-walled external member includes but is not limited to the inwall for clamping thin-walled external member.
6. a kind of high-precision self-centering clamping mechanism clamped applied to thin-walled external member according to claim 1, its feature
It is, the quantity of the conical guiding sleeve (2) determines according to the specification of actual thin-walled external member.
7. a kind of high-precision self-centering clamping mechanism clamped applied to thin-walled external member according to claim 1, its feature
It is, the distribution for compressing steel ball (5) includes but is not limited to be uniformly distributed in clamping support (3) the week side of boss.
8. a kind of high-precision self-centering clamping mechanism clamped applied to thin-walled external member according to claim 1, its feature
It is, the transmission that power is carried out using spring (6) is included but is not limited between the adjacent conical guiding sleeve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720487741.6U CN206689966U (en) | 2017-05-04 | 2017-05-04 | A kind of high-precision self-centering clamping mechanism clamped applied to thin-walled external member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720487741.6U CN206689966U (en) | 2017-05-04 | 2017-05-04 | A kind of high-precision self-centering clamping mechanism clamped applied to thin-walled external member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206689966U true CN206689966U (en) | 2017-12-01 |
Family
ID=60446521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720487741.6U Withdrawn - After Issue CN206689966U (en) | 2017-05-04 | 2017-05-04 | A kind of high-precision self-centering clamping mechanism clamped applied to thin-walled external member |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206689966U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106903635A (en) * | 2017-05-04 | 2017-06-30 | 安徽航大智能科技有限公司 | A kind of high accuracy self-centering clamping mechanism for being applied to the clamping of thin-walled external member |
-
2017
- 2017-05-04 CN CN201720487741.6U patent/CN206689966U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106903635A (en) * | 2017-05-04 | 2017-06-30 | 安徽航大智能科技有限公司 | A kind of high accuracy self-centering clamping mechanism for being applied to the clamping of thin-walled external member |
| CN106903635B (en) * | 2017-05-04 | 2018-07-24 | 安徽航大智能科技有限公司 | A kind of high-precision self-centering clamping mechanism clamped applied to thin-walled external member |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20171201 Effective date of abandoning: 20180724 |