CN107234456A - One kind positioning centering combination clamping device - Google Patents
One kind positioning centering combination clamping device Download PDFInfo
- Publication number
- CN107234456A CN107234456A CN201710670383.7A CN201710670383A CN107234456A CN 107234456 A CN107234456 A CN 107234456A CN 201710670383 A CN201710670383 A CN 201710670383A CN 107234456 A CN107234456 A CN 107234456A
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- CN
- China
- Prior art keywords
- cone
- spring
- axle
- centering
- activity
- 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.)
- Pending
Links
- 230000000694 effects Effects 0.000 claims abstract description 29
- 238000012856 packing Methods 0.000 claims description 9
- 230000000630 rising effect Effects 0.000 claims description 9
- 238000012545 processing Methods 0.000 abstract description 10
- 238000003754 machining Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Springs (AREA)
Abstract
The invention discloses one kind positioning centering combination clamping device, including axle, big nut, fixed cone, the spring that rises, activity cone, centering cone disk and back-up ring；Described fixation cone and activity cone is arranged on axle, and the conical surface in fixed cone and activity cone is oppositely arranged, and activity cone front end passes through the through hole in fixed cone to be connected with big nut；The rise two ends of spring are respectively placed on the conical surface of fixed cone and activity cone；Described centering cone disk is arranged on the rear end of axle, and the rear end of axle is provided with back-up ring, back-up ring axially position on axle by nut.The present invention is using the two-way positioning clamping mode of spring that rises, and aid in being designed with rigid centering cone disk supporting in processing part cantilever end, positioning centering combination unit is overcome due to the deformation that product occurs for machining stress, ensure that the Wall-Thickness Difference of processed part full section is uniform, with it is easy to operate, safe and reliable the features such as.
Description
Technical field
The invention belongs to thin-walled parts technical field of processing equipment, it is specifically related to a kind of positioning centering combination and clamps dress
Put.
Background technology
At present, as military, the product for civilian use mechanical manufacturing technology is continued to develop, the machining accuracy of product is improved constantly.
And the development of modern industrial technology, product structure design also increasingly elaborate, should lightweight have reliability again, to increase
Plus payload, so as to propose higher requirement to mechanical processing technique device.Long cylinder thin-wall part is small because of its wall thickness（≤
2mm）, rigidity is weak and the features such as easily deformation, the concern and attention of mechanical processing industry is caused, due to shape of product and processing
The difference of mode, its positioning clamping device also differs greatly, and the product processed is difficult to meet product design requirement.
The content of the invention
In order to solve the above-mentioned technical problem, the present invention provides a kind of simple in construction so that long cylinder thin-wall part clamping, processing
It is convenient, and disclosure satisfy that the spring positioning centering combination clamping device that rises of the requirement on machining accuracy of thin-wall tube-shaped element.
The technical solution adopted by the present invention is：One kind positioning centering combination clamping device, including axle, big nut, fixed cone
Body, the spring that rises, activity cone, centering cone disk and back-up ring；Described fixation cone and activity cone is arranged on axle, fixed cone and
The conical surface in activity cone is oppositely arranged, and activity cone front end passes through the through hole in fixed cone to be connected with big nut；Rise spring
Two ends are respectively placed on the conical surface of fixed cone and activity cone, and the two ends for the spring that rises are respectively equipped with and fixed cone and activity cone
The conical surface that is engaged of the conical surface；Described centering cone disk is arranged on the rear end of axle, and the rear end of axle is provided with back-up ring, and back-up ring passes through nut
The axially position on axle.
In above-mentioned positioning centering combination clamping device, in addition to adjustment packing ring, spring and mandrel；Adjust packing ring and spring
It is sleeved on axle, between activity cone and centering cone disk, the two ends of spring are connected with adjustment packing ring and centering cone disk respectively；
The rear end of described axle is provided with the waist-shaped hole that blind hole is communicated with blind hole, side wall；Mandrel is placed in blind hole, and the rear end of mandrel is set
There is screw thread, screw thread is provided with nut；Mandrel, which is provided with pin-and-hole, pin-and-hole, is provided with pin, and pin is connected through waist-shaped hole with centering cone disk.
In above-mentioned positioning centering combination clamping device, the external diameter at spring two ends of rising is different, and two ends are provided with multiple lines of rabbet joint；Institute
The cone angle of the conical surface at the spring two ends of rising stated is identical.
In above-mentioned positioning centering combination clamping device, multiple lines of rabbet joint at spring two ends of rising are evenly distributed in the circumferential direction；And
The line of rabbet joint at two ends is mutually staggered.
In above-mentioned positioning centering combination clamping device, the conical surface of described fixation cone is provided with pin, the exposed portion of pin
Divide and be located in the line of rabbet joint for spring front end of rising.
In above-mentioned positioning centering combination clamping device, the side wall of described big nut is provided with handle.
Compared with prior art, the beneficial effects of the invention are as follows：
1st, the present invention is using the two-way positioning clamping mode of spring that rises, and aids in being designed with rigid centering cone disk in processing part cantilever end
Supporting, positioning centering combination unit is overcome due to the deformation that product occurs for machining stress, it is ensured that process part full section
Wall-Thickness Difference it is uniform, with it is easy to operate, safe and reliable the features such as.
2nd, the characteristics of easily being deformed again according to cylindrical shape thin-wall part poor rigidity, the present invention is risen using two waney steps
Spring cylindrical end is as main positioning, and the stronger position of the spring positioning end that rises supporting workpiece rigidity makes the uniform tensioner workpiece inner wall of spring that rises；It is right
In cylinder thin-wall part, its integral rigidity is added, the cutting vibration in process is reduced, the processing of thin-wall workpiece is improved
Precision.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is the structural representation of the spring that rises of the present invention.
Embodiment
The invention will now be described in further detail with reference to the accompanying drawings.
As shown in figure 1, the present invention includes axle 1, steady pin 2, big nut 3, fixed cone 4, pin 5, rise spring 6, holding screw
7th, activity cone 8, adjustment packing ring 10, spring 11, pin 12, centering cone disk 13, back-up ring 14, nut 15, mandrel 16, nut 17, hand
Handle 18.Described fixation cone 4 and activity cone 8 is arranged on axle, and the conical surface in fixed cone 4 and activity cone 5 is relative to be set
Put, activity cone 8 is provided with keyway, and keyway is groove, be arranged on axle 1, can be moved along axle 1 by key 9.Before activity cone 8
End is provided with screw thread, is connected through the through hole in fixed cone with big nut 3.The side wall of described big nut 3 is provided with handle 18,
It is easy to big nut 3 to rotate, fastens workpiece to be processed.The rise two ends of spring 6 are respectively placed in the conical surface of fixed cone 4 and activity cone 8
On, the two ends for the spring 6 that rises are respectively equipped with the conical surface being engaged with the conical surface of fixed cone 4 and activity cone 8.Described centering cone disk
13 are arranged on the rear end of axle 1, and the rear end of axle 1 is provided with back-up ring 14, the axially position on axle 1 by nut 15 of back-up ring 14.
Described adjustment packing ring 10 and spring 11 is sleeved on axle 1, between activity cone 8 and centering cone disk 13, bullet
The two ends of spring 11 are connected with adjustment packing ring 10 and centering cone disk 13 respectively.The rear end of described axle 1 is provided with blind hole, and side wall is provided with
Connect the waist-shaped hole of blind hole；Mandrel 16 is placed in blind hole, and the rear end of mandrel 16 is provided with screw thread, and screw thread is provided with nut 17.Mandrel
16 are provided with provided with pin 12 in pin-and-hole, pin-and-hole, and pin 12 is connected through waist-shaped hole with centering cone disk 13.
Rise spring as shown in Fig. 2 the spring 6 that rises of the present invention uses not isometrical two-way short column, that is, the external diameter at the two ends of spring 6 of rising is not
Together.The drift angle of the two ends internal conical surface of the spring 6 that rises is respectively α and β, α=β.Rise the two ends of spring 6 be respectively equipped with it is multiple axially arranged
The line of rabbet joint 61, multiple lines of rabbet joint 61 at two ends are evenly distributed in the circumferential direction；And the line of rabbet joint 61 at two ends is mutually staggered.Described fixed cone
The conical surface of body 4 is provided with pin 5, and the exposed parts of pin 5 are located in the line of rabbet joint for the front end of spring 6 of rising.
The present invention makes workpiece front end face be close to fix cone 4 and determine in use, be first inserted in inner hole of workpiece in the spring 6 that rises
Plane；Big nut 3 is tightened again, is acted on the axial movement of activity cone 8 and is risen by spring 6 and fasten workpiece.Nut 17 is tightened again, it is fixed to add
Work part cantilever end, completes the clamping of workpiece.
After the completion of work pieces process, when unloading workpiece, first unscrew nut 17, then unscrew big nut 3 with handle 18, by spring
11 precompressed elastic force, activity cone 8 is axially moved right, and unclamps the spring 6 that rises, and automatically exits processing part.
The present invention can only change the positioning centering outside diameter of spring 6 that rises, borrow same according to shape in workpiece and step size
Mandrel 16 is planted, the clamp for machining of dimension series is formed, meets the processing request of the workpiece of similar different-diameter.
Claims (6)
1. one kind positioning centering combination clamping device, it is characterized in that：Including axle (1), big nut (3), fixed cone (4), rise spring (6),
Activity cone (8), centering cone disk (13) and back-up ring (14)；Described fixation cone be (4) (8) arranged on activity cone axle (1) on, fixed cone
Body (4) with activity cone (8) on the conical surface be oppositely arranged, activity cone (8) front end pass through fixed cone (4) on through hole and big nut
（3）Connection；(4) the two ends of spring (6) of rising are respectively placed in fixed cone with the activity cone conical surface (8), and the two ends of spring (6) of rising are set respectively
There is the conical surface that the conical surface with fixed cone (4) with activity cone (8) is engaged；After (1) (13) described centering cone disk be arranged on axle
End, the rear end of axle (1) provided with back-up ring (14), back-up ring (14) by nut (15) axle (1) on axially position.
2. positioning centering combination clamping device according to claim 1, it is characterized in that：Also include adjustment packing ring (10), spring
And mandrel (16)；Packing ring be (10) (11) sleeved on spring axle (1) on, positioned at activity cone (8) and centering cone disk (13) between, spring is (11)
(13) (10) two ends be connected with packing ring with centering cone disk respectively；The rear end of described axle (1) is provided with blind hole, side wall and is communicated with blind hole
Waist-shaped hole；(16) mandrel is placed in blind hole, and the rear end of mandrel (16) is provided with screw thread, and screw thread is provided with nut（17）；Mandrel (16) on set
Have and pin is provided with pin-and-hole, pin-and-hole（12）, pin（12）(13) it is connected with centering cone disk through waist-shaped hole.
3. positioning centering combination clamping device according to claim 1, it is characterized in that：Rise spring（6）The external diameter at two ends is different,
And two ends are provided with multiple lines of rabbet joint（61）；The described spring that rises（6）The cone angle of the conical surface at two ends is identical.
4. positioning centering combination clamping device according to claim 3, it is characterized in that：Rise spring（6）Multiple lines of rabbet joint at two ends
（61）It is evenly distributed in the circumferential direction；And the line of rabbet joint at two ends（61）Mutually it is staggered.
5. positioning centering combination clamping device according to claim 3, it is characterized in that：Described fixation cone（4）Cone
Face is provided with pin（5）, pin（5）Exposed parts be located at the line of rabbet joint of spring (6) front end of rising（61）It is interior.
6. positioning centering combination clamping device according to claim 1, it is characterized in that：Described big nut（3）Side wall
It is provided with handle（18）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710670383.7A CN107234456A (en) | 2017-08-08 | 2017-08-08 | One kind positioning centering combination clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710670383.7A CN107234456A (en) | 2017-08-08 | 2017-08-08 | One kind positioning centering combination clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107234456A true CN107234456A (en) | 2017-10-10 |
Family
ID=59988732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710670383.7A Pending CN107234456A (en) | 2017-08-08 | 2017-08-08 | One kind positioning centering combination clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107234456A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107584306A (en) * | 2017-10-25 | 2018-01-16 | 江南工业集团有限公司 | A kind of taper is risen spring clamping device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1263455B (en) * | 1955-10-20 | 1968-03-14 | Woodworth Co N A | Jig |
| CN201324954Y (en) * | 2008-09-05 | 2009-10-14 | 江南机器（集团）有限公司 | Combined positioning and clamping device |
| CN101628385A (en) * | 2009-08-17 | 2010-01-20 | 宁波圣菲机械制造有限公司 | Special tension spring for processing perforating bullet excircle |
| CN102069207A (en) * | 2011-01-09 | 2011-05-25 | 无锡银联机械有限公司 | Device capable of elastically clamping two ends of long hole |
| CN204673317U (en) * | 2015-06-03 | 2015-09-30 | 浙江万里扬变速器股份有限公司 | A kind of part processing expander positioner |
| CN205074560U (en) * | 2015-09-18 | 2016-03-09 | 重庆太仓科技有限公司 | Turning clamp |
| CN205085824U (en) * | 2015-10-30 | 2016-03-16 | 宝鸡石油机械有限责任公司 | A elastic core axle for processing thin wall spare |
| CN207205855U (en) * | 2017-08-08 | 2018-04-10 | 江南工业集团有限公司 | One kind positioning centering combination clamping device |
-
2017
- 2017-08-08 CN CN201710670383.7A patent/CN107234456A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1263455B (en) * | 1955-10-20 | 1968-03-14 | Woodworth Co N A | Jig |
| CN201324954Y (en) * | 2008-09-05 | 2009-10-14 | 江南机器（集团）有限公司 | Combined positioning and clamping device |
| CN101628385A (en) * | 2009-08-17 | 2010-01-20 | 宁波圣菲机械制造有限公司 | Special tension spring for processing perforating bullet excircle |
| CN102069207A (en) * | 2011-01-09 | 2011-05-25 | 无锡银联机械有限公司 | Device capable of elastically clamping two ends of long hole |
| CN204673317U (en) * | 2015-06-03 | 2015-09-30 | 浙江万里扬变速器股份有限公司 | A kind of part processing expander positioner |
| CN205074560U (en) * | 2015-09-18 | 2016-03-09 | 重庆太仓科技有限公司 | Turning clamp |
| CN205085824U (en) * | 2015-10-30 | 2016-03-16 | 宝鸡石油机械有限责任公司 | A elastic core axle for processing thin wall spare |
| CN207205855U (en) * | 2017-08-08 | 2018-04-10 | 江南工业集团有限公司 | One kind positioning centering combination clamping device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107584306A (en) * | 2017-10-25 | 2018-01-16 | 江南工业集团有限公司 | A kind of taper is risen spring clamping device |
| CN107584306B (en) * | 2017-10-25 | 2023-08-18 | 江南工业集团有限公司 | Conical expansion spring clamping device |
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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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171010 |