CN107297636A - A kind of chucking device - Google Patents
A kind of chucking device Download PDFInfo
- Publication number
- CN107297636A CN107297636A CN201710605585.3A CN201710605585A CN107297636A CN 107297636 A CN107297636 A CN 107297636A CN 201710605585 A CN201710605585 A CN 201710605585A CN 107297636 A CN107297636 A CN 107297636A
- Authority
- CN
- China
- Prior art keywords
- housing
- piston piece
- ball
- main shaft
- circumferential collar
- 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.)
- Withdrawn
Links
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
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
Abstract
A kind of chucking device, including housing, main shaft and piston piece, the housing is located at the upper end of main shaft, piston piece is arranged in the housing, ball is additionally provided with the housing and component is born, described to bear to be provided with conical outer surface on component, piston piece is located at the lower end for bearing component and is fixedly connected with bearing component；Overall structure is simple, and when applying clamping force FA, clamping effect is good, and when clamping force FA stops, piston piece regracting, does not influence main shaft to rotate under the action of the spring so that clamping device work is more flexible.
Description
Technical field
Field, especially a kind of chucking device are processed the present invention relates to steel construction.
Background technology
The structure that steel construction is made up of steel material, is one of main building construction types.Structure is main by shaped steel
With the component composition such as the girder steel, steel column, the steel truss that are made such as steel plate, between each component or part generally using weld seam, bolt or
Rivet interlacement.Because its deadweight is lighter, and easy construction, it is widely used in the fields such as large-sized workshop, venue, Super High, in steel knot
Chucking device can be used often in structure processing field, conventional chucking device complicated integral structure, when clamping force is applied,
Clamping effect is bad, when clamping force stops, and piston piece is retracted not in time under the action of the spring, not only influences main shaft rotation,
Also make clamping device work dumb, be unfavorable for the progress of production procedure.
The present invention is exactly for the improvement for solving problem above and carrying out.
The content of the invention
It is an object of the invention to provide one kind is simple in construction, clamping shrinks freely, and clamps a kind of flexible chucking device.
The present invention is for the technical scheme that is used of its technical problem of solution：
A kind of chucking device, including including housing, main shaft and piston piece, the housing is located at the upper end of main shaft, piston piece
It is arranged in the housing, ball is additionally provided with the housing and component is born, it is described to bear to be provided with taper appearance on component
Face, piston piece is located at the lower end for bearing component and is fixedly connected with bearing component；
The ball is located at the side for bearing component, and wherein ball is in contact with bearing the conical outer surface of component side,
The side of the shell nozzle is provided with brake disc；
The main shaft is connected in brake disc, piston piece, is born component and is surrounded a pressure chamber with it in housing
Room；
The side that the housing is located at brake disc is provided with spring, and the side of the spring is connected with piston piece, spring
Opposite side be connected with the maintaining part on housing；
The maintaining part is installed on housing, and holding part is between brake disc and piston piece；
Circumferential collar and cone-shaped inner surface are additionally provided with the housing, the cone-shaped inner surface is located on conical outer surface
Hold and corresponding thereto；
The ball and circumferential collar are arranged between conical outer surface and cone-shaped inner surface, shape between housing and ball
Into gap, the gap is located at the upper end for bearing component；
Further, the circumferential collar is located at the upper end of ball, and brake disc has axially extending main shaft and clamping section,
The clamping section is located at the upper end of ball；
Further, the clamping lower surface is provided with clamping section inner surface, and the upper surface of circumferential collar is set
Circumferential collar outer surface is equipped with, has a minim gap between the clamping section inner surface and circumferential collar outer surface；
Specifically, the piston piece can enclosure interior axial direction top offset；
Wherein, the housing can be connected with each other by multiple case members constitute in itself, and the connected mode between case member can
To be threadedly coupled or welding.
Operation principle is：Have a minim gap between clamping section inner surface and circumferential collar outer surface so that brake disc and
Clamping section will not be clamped, so that main shaft is freely rotatable；Piston piece displacement in the axial direction so that circumferential collar by via
The radial load FR of ball transmission outwards, makes in the circumferential collar outer surface for the clamping section inner surface and circumferential collar for leaning against brake disc
Piston piece be broadened so that main shaft be clamped.
The beneficial effects of the present invention are：Overall structure is simple, and when applying clamping force FA, clamping effect is good, works as clamping
When power FA stops, piston piece regracting, does not influence main shaft to rotate under the action of the spring so that clamping device work is cleverer
It is living.
Brief description of the drawings
Fig. 1 is a kind of structural representation of chucking device proposed by the present invention.
Fig. 2 is Fig. 1 partial enlarged drawing.
Embodiment
In order that the technical means, the inventive features, the objects and the advantages of the present invention are easy to understand, tie below
Diagram and specific embodiment are closed, the present invention is expanded on further.
Shown in reference picture 1, Fig. 2, a kind of chucking device, including including housing 2, main shaft 3 and piston piece 4, the housing 2
Positioned at the upper end of main shaft 3, piston piece 4 is disposed in housing 2, and ball 5 is additionally provided with the housing 2 and component 7, institute is born
State and bear to be provided with conical outer surface 6 on component 7, piston piece 4 is located at the lower end for bearing component 7 and fixes company with bearing component 7
Connect；
The ball 5 is located at the side for bearing component 7, wherein conical outer surface 6 phase of the ball 5 with bearing the side of component 7
Contact, the side that the housing 2 is open is provided with brake disc 12；
The main shaft 3 is connected in brake disc 12, piston piece 4, is born component 7 and is surrounded one with it in the housing 2
Pressure chamber 21；
The side that the housing 2 is located at brake disc 12 is provided with spring 22, and the side of the spring 22 is connected with piston piece 4
Connect, the opposite side of spring 22 is connected with the maintaining part 23 on housing 2；
The maintaining part 23 is installed on housing 2, and maintaining part 23 is located between brake disc 12 and piston piece 4；
Circumferential collar 9 and cone-shaped inner surface 10 are additionally provided with the housing 2, the cone-shaped inner surface 10 is located at outside taper
The upper end of surface 6 and corresponding thereto；
The ball 5 and circumferential collar 9 are arranged between conical outer surface 6 and cone-shaped inner surface 10, housing 2 and ball
Gap 11 is formed between 5, the gap 11 is located at the upper end for bearing component 7；
Further, the circumferential collar 9 is located at the upper end of ball 5, and brake disc 12 has axially extending main shaft 3 and folder
Tight portion 13, the clamping section 13 is located at the upper end of ball 5；
Further, the lower surface of clamping section 13 is provided with clamping section inner surface 14, the upper table of circumferential collar 9
Face is provided with circumferential collar outer surface 15, have between the clamping section inner surface 14 and circumferential collar outer surface 15 one it is small between
Gap；
Specifically, the piston piece 4 can be inside housing 2 axial direction top offset；
Wherein, the housing 2 itself can be connected with each other by multiple case members and be constituted, and the connected mode between case member can
To be threadedly coupled or welding；
There is a minim gap between clamping section inner surface and circumferential collar outer surface so that brake disc and clamping section will not be pressed from both sides
Tightly, so that main shaft is freely rotatable；Piston piece displacement in the axial direction, so that circumferential collar is by the footpath transmitted via ball
To power FR outwards, added the piston piece in the circumferential collar outer surface for the clamping section inner surface and circumferential collar for leaning against brake disc
Width, so that main shaft is clamped.
The beneficial effects of the present invention are：Overall structure is simple, and when applying clamping force FA, clamping effect is good, works as clamping
When power FA stops, piston piece regracting, does not influence main shaft to rotate under the action of the spring so that clamping device work is cleverer
It is living.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, various changes and modifications of the present invention are possible without departing from the spirit and scope of the present invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent is defined.
Claims (5)
1. a kind of chucking device, including including housing (2), main shaft (3) and piston piece (4), the housing (2) is located at main shaft (3)
Upper end, piston piece (4) is disposed in housing (2), it is characterised in that：
It is additionally provided with ball (5) in the housing (2) and bears component (7), it is described to bear to be provided with taper appearance on component (7)
Face (6), piston piece (4) is located at the lower end for bearing component (7) and is fixedly connected with bearing component (7)；
The ball (5) is located at the side for bearing component (7), wherein conical outer surface of the ball (5) with bearing component (7) side
(6) it is in contact, the side of housing (2) opening is provided with brake disc (12)；
The main shaft (3) is connected in brake disc (12), piston piece (4), bear component (7) in the housing (2) and its
Surround a pressure chamber (21)；
The side that the housing (2) is located at brake disc (12) is provided with spring (22), the side of the spring (22) and piston piece
(4) it is connected, the opposite side of spring (22) is connected with the maintaining part (23) on housing (2)；
The maintaining part (23) is installed on housing (2), and maintaining part (23) is located between brake disc (12) and piston piece (4)；
Circumferential collar (9) and cone-shaped inner surface (10) are additionally provided with the housing (2), the cone-shaped inner surface (10) is located at cone
Shape outer surface (6) upper end and corresponding thereto；
The ball (5) and circumferential collar (9) are arranged between conical outer surface (6) and cone-shaped inner surface (10), housing (2)
Gap (11) are formed between ball (5), the gap (11) is located at the upper end for bearing component (7).
2. a kind of chucking device as claimed in claim 1, it is characterised in that the circumferential collar (9) is located at the upper of ball (5)
End, brake disc (12) has axially extending main shaft (3) and clamping section (13), and the clamping section (13) is located at the upper of ball (5)
End.
3. a kind of chucking device as claimed in claim 1, it is characterised in that clamping section (13) lower surface is provided with
Clamping section inner surface (14), the upper surface of circumferential collar (9) is provided with circumferential collar outer surface (15), the clamping section inner surface
(14) there is a minim gap between circumferential collar outer surface (15).
4. a kind of chucking device as claimed in claim 1, it is characterised in that what the piston piece (4) can be internal in housing (2)
Axial direction top offset.
5. a kind of chucking device as claimed in claim 1, it is characterised in that the housing (2) itself can be by multiple shell portions
The connected mode that part is connected with each other between composition, case member can be threaded connection or welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710605585.3A CN107297636A (en) | 2017-07-24 | 2017-07-24 | A kind of chucking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710605585.3A CN107297636A (en) | 2017-07-24 | 2017-07-24 | A kind of chucking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107297636A true CN107297636A (en) | 2017-10-27 |
Family
ID=60134487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710605585.3A Withdrawn CN107297636A (en) | 2017-07-24 | 2017-07-24 | A kind of chucking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107297636A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0509265A2 (en) * | 1991-04-17 | 1992-10-21 | Gressel AG | Adjustment of force for clamping device |
| JP2000000731A (en) * | 1998-06-15 | 2000-01-07 | Seiwa Seiki Kk | Rotation preventive mechanism of rotary tool adapter |
| EP1533057B1 (en) * | 2003-11-14 | 2007-06-13 | A & M Electric Tools GmbH | Toolholder of a power tool, particularly a screwdriver |
| CN202088134U (en) * | 2011-04-25 | 2011-12-28 | 东莞市双力数控设备有限公司 | Quick-change fixture for assembling and positioning horn component |
| EP2318730B1 (en) * | 2008-07-30 | 2012-09-19 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Adjusting device for a disk brake |
| JP5936519B2 (en) * | 2012-10-31 | 2016-06-22 | 三菱重工工作機械株式会社 | Machine tool spindle equipment |
| CN106002415A (en) * | 2016-08-03 | 2016-10-12 | 昆山冠品优精密机械有限公司 | Pneumatic clamp |
| CN106826329A (en) * | 2017-03-01 | 2017-06-13 | 西华大学 | Cutter clamping device |
-
2017
- 2017-07-24 CN CN201710605585.3A patent/CN107297636A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0509265A2 (en) * | 1991-04-17 | 1992-10-21 | Gressel AG | Adjustment of force for clamping device |
| JP2000000731A (en) * | 1998-06-15 | 2000-01-07 | Seiwa Seiki Kk | Rotation preventive mechanism of rotary tool adapter |
| EP1533057B1 (en) * | 2003-11-14 | 2007-06-13 | A & M Electric Tools GmbH | Toolholder of a power tool, particularly a screwdriver |
| EP2318730B1 (en) * | 2008-07-30 | 2012-09-19 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Adjusting device for a disk brake |
| CN202088134U (en) * | 2011-04-25 | 2011-12-28 | 东莞市双力数控设备有限公司 | Quick-change fixture for assembling and positioning horn component |
| JP5936519B2 (en) * | 2012-10-31 | 2016-06-22 | 三菱重工工作機械株式会社 | Machine tool spindle equipment |
| CN106002415A (en) * | 2016-08-03 | 2016-10-12 | 昆山冠品优精密机械有限公司 | Pneumatic clamp |
| CN106826329A (en) * | 2017-03-01 | 2017-06-13 | 西华大学 | Cutter clamping device |
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Legal Events
| 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: 20171027 |
|
| WW01 | Invention patent application withdrawn after publication |