CN108044290A - A kind of welding flexible clamping device - Google Patents
A kind of welding flexible clamping device Download PDFInfo
- Publication number
- CN108044290A CN108044290A CN201810096830.7A CN201810096830A CN108044290A CN 108044290 A CN108044290 A CN 108044290A CN 201810096830 A CN201810096830 A CN 201810096830A CN 108044290 A CN108044290 A CN 108044290A
- Authority
- CN
- China
- Prior art keywords
- workpiece
- clamping device
- connecting portion
- retainer ring
- mobile briquetting
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
Abstract
The present invention discloses a kind of welding flexible clamping device, including chuck jaw and it is fixedly connected on two claws of chuck jaw one side and the telescopic elastic part on claw opposite face in elastic installation cavity and mobile briquetting, elastic component installation cavity inlet is equipped with retainer ring, mobile briquetting is connected by connecting portion with telescopic elastic part, mobile briquetting clamps workpiece under the action of telescopic elastic part, the connecting pin of connecting portion and telescopic elastic part is equipped with nosing, nosing diameter is more than retainer ring internal diameter, connecting portion diameter is less than retainer ring internal diameter, when no workpiece, retainer ring plays the role of /V to mobile briquetting.When the heat that welding generates causes workpiece size to change, welding flexible clamping device of the invention adapts to the variation of workpiece size so as to carry out clamping fastener to workpiece, avoids the generation of failure welding and weld failure.Insulating ceramic layer is set in connecting portion and/or the contact surface of mobile briquetting and workpiece, prevents from gripping failure caused by clamping device thermal deformation.
Description
Technical field
The present invention relates to welding field more particularly to a kind of welding flexible clamping devices.
Background technology
In welding, some welding need that workpiece is fixed and could be welded with welding clamping device, but
In the case of carrying out clamping fastener to welding workpiece, welding the heat of generation can cause workpiece size to change, and when heat
Amount from workpiece be transferred to welding clamping device on when, easily cause the thermal deformation of clamping device and grip failure, finally lead
Cause the generation of failure welding, deformation of products or weld failure.
Therefore, the present invention provide it is a kind of can to the changed workpiece of size under different temperatures can fastening clamp weldering
Connect flexible clamping device.
The content of the invention
It is an object of the invention to provide a kind of welding flexible clamping device, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the present invention provides following technical solution：A kind of welding flexible clamping device, including chuck jaw
With at least two claws and telescopic elastic part that are fixedly connected on the chuck jaw one side and mobile briquetting, described at least two
Elastic component installation cavity is provided on the opposite face of a claw, the telescopic elastic is fixedly connected in the elastic component installation cavity
Part, the inlet of the elastic component installation cavity are fixedly connected with retainer ring, and the mobile briquetting is stretched by connecting portion with described
Contracting elastic component is fixedly connected, and the mobile briquetting clamps workpiece under the action of the telescopic elastic part, the connecting portion with
The connecting pin of the telescopic elastic part is equipped with nosing, and the diameter of the nosing is more than the internal diameter of the retainer ring, the connection
The diameter in portion is less than the internal diameter of the retainer ring.
Further, the surface of the connecting portion is provided with insulating ceramic layer.
Further, the contact surface of the mobile briquetting and the workpiece is provided with insulating ceramic layer.
Further, the contact surface of the mobile briquetting and the workpiece sets fluted I.
Further, fluted II is set on the insulating ceramic layer.
The technique effect and advantage of the present invention：The present invention welding flexible clamping device by set telescopic elastic part,
Mobile briquetting and retainer ring, can carry out fastening clamp to the changed workpiece of size under different temperatures, not clamp
In the case of workpiece, retainer ring, which can play, prevents connecting portion to be ejected elastic component installation cavity under the action of telescopic elastic part
Effect；Simultaneously by setting insulating ceramic layer in mobile briquetting connecting portion and/or the contact surface of mobile briquetting and workpiece, prevent
The heat that welding generates passes to welding fixture by workpiece, causes the deformation of fixture and grips failure；In addition in movement
Groove is set on the contact surface or insulating ceramic layer of briquetting and workpiece, and increase clamping device fills clamping the chucking power of workpiece
The clamping put to workpiece is more secured.
Description of the drawings
Fig. 1 is the structure diagram that flexible clamping device is welded in the embodiment of the present invention 1, wherein being carried out to clamping part local
Section view；
Fig. 2 is the broken section enlarged drawing welded in the embodiment of the present invention 1 at flexible clamping device A；
Fig. 3 is the structure diagram that flexible clamping device is welded in the embodiment of the present invention 2, wherein being carried out to clamping part local
Section view；
Fig. 4 is the broken section enlarged drawing welded in the embodiment of the present invention 2 at flexible clamping device B.
In figure：1- dog plates, 2- claws, 3- telescopic elastic parts, 4-- movement briquetting, 5- workpiece, 6-- retainer rings, 7- every
Thermal Ceramics layer, 8- elastic component installation cavitys, 9- connecting portions, 10- grooves I, 11- groove II, 12- nosing.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment belongs to the scope of protection of the invention.
Embodiment 1
The present invention provides a kind of welding flexible clamping devices as shown in Figs. 1-2, including chuck jaw 1 and are fixedly connected on
At least two claws 2 and telescopic elastic part 3 of 1 one side of chuck jaw and mobile briquetting 4, the opposite face of at least two claws 2
On be provided with elastic component installation cavity 8, telescopic elastic part 3 is fixedly connected in elastic component installation cavity 8, elastic component installation cavity 8
Inlet is fixedly connected with retainer ring 6, and mobile briquetting 4 is fixedly connected by connecting portion 9 with telescopic elastic part 3, mobile briquetting 4
Workpiece 5 is clamped under the action of telescopic elastic part 3, connecting portion 9 and the connecting pin of telescopic elastic part 3 are equipped with nosing 12, dash forward
It is more than the internal diameter of retainer ring 6 along 12 diameter, the diameter of connecting portion 9 is less than the internal diameter of retainer ring 6.When the situation of not clamping workpiece
Under, connecting portion 9 is ejected elastic component installation cavity 8 under the action of telescopic elastic part 3 in order to prevent, in elastic component installation cavity 8
Inlet installation retainer ring 6, due to nosing 12 diameter be more than retainer ring 6 internal diameter and connecting portion 9 diameter be less than fix
The internal diameter of ring 6, so connecting portion 9 can carry out telescopic movable, and nosing under the drive of telescopic elastic part 3 through retainer ring 6
12, which can block retainer ring 6, plays position-limiting action to mobile briquetting 4.
The surface of connecting portion 9 is provided with insulating ceramic layer 7, and when welding, insulating ceramic layer 7 can be prevented effectively
Heat is transferred to by workpiece 5 and mobile briquetting 4 on retainer ring 6, telescopic elastic part 3 and claw 2, can be to avoid retainer ring
6th, telescopic elastic part 3 and claw 2 grip failure because of caused by temperature distortion.The present embodiment claw quantity is two
It is a, it can configure several claws to improve fixed fixing.
The contact surface of mobile briquetting 4 and workpiece 5 sets fluted I10, increases mobile briquetting 4 to the chucking power of workpiece 5, makes
Clamping device is more secured to the clamping of workpiece 5.
Embodiment 2
The present invention provides a kind of welding flexible clamping devices as shown in Figure 3-4, including chuck jaw 1 and are fixedly connected on
Two claws 2 and telescopic elastic part 3 of 1 one side of chuck jaw are provided with moving briquetting 4 on the opposite face of two claws 2
Elastic component installation cavity 8 is fixedly connected with telescopic elastic part 3 in elastic component installation cavity 8, and the inlet of elastic component installation cavity 8 is consolidated
Surely retainer ring 6 is connected with, mobile briquetting 4 is fixedly connected by connecting portion 9 with telescopic elastic part 3, and mobile briquetting 4 is scalable
Clamp workpiece 5 under the action of elastic component 3, the connecting pin of connecting portion 9 and telescopic elastic part 3 is equipped with nosing 12, nosing 12 it is straight
Footpath is more than the internal diameter of retainer ring 6, and the diameter of connecting portion 9 is less than the internal diameter of retainer ring 6.In the case of not clamping workpiece, in order to
Connecting portion 9 is prevented to be ejected elastic component installation cavity 8 under the action of telescopic elastic part 3, in the inlet of elastic component installation cavity 8
Retainer ring 6 is installed, since the diameter of nosing 12 is less than more than the internal diameter of retainer ring 6 and the diameter of connecting portion 9 in retainer ring 6
Footpath, so connecting portion 9 can carry out telescopic movable under the drive of telescopic elastic part 3 through retainer ring 6, and nosing 12 can block
Firmly retainer ring 6 plays the position-limiting action to mobile briquetting 4.
The contact surface of mobile briquetting 4 and workpiece 5 is provided with insulating ceramic layer 7, can prevent the heat that welding generates from passing through
Workpiece 5 is transferred on mobile briquetting 4, and mobile briquetting 4 is avoided to grip failure because of caused by temperature distortion.
Fluted II11 on insulating ceramic layer 7 is set, increases mobile briquetting 4 to the chucking power of workpiece 5, makes clamping device pair
The clamping of workpiece 5 is more secured.The present embodiment claw quantity is two, several cards are can configure in order to improve fixed fixing
Pawl.
Operation principle of the present invention：The welding flexible clamping device of the present invention is by setting telescopic elastic part, mobile briquetting
And retainer ring, fastening clamp can be carried out to the changed workpiece of size under different temperatures, in the feelings of not clamping workpiece
Under condition, retainer ring can play the role of that connecting portion is prevented to be ejected elastic component installation cavity under the action of telescopic elastic part；
Simultaneously by setting insulating ceramic layer in mobile briquetting connecting portion and/or the contact surface of mobile briquetting and workpiece, prevent welding from producing
Raw heat passes to welding fixture by workpiece, causes the deformation of fixture and grips failure；In addition mobile briquetting with
Groove is set on the contact surface or insulating ceramic layer of workpiece, and increase clamping device makes clamping device to work to the chucking power of workpiece
The clamping of part is more secured.
Finally it should be noted that：The foregoing is only a preferred embodiment of the present invention, is not intended to limit the invention,
Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, still may be used
To modify to the technical solution recorded in foregoing embodiments or carry out equivalent substitution to which part technical characteristic,
Within the spirit and principles of the invention, any modifications, equivalent replacements and improvements are made should be included in the present invention's
Within protection domain.
Claims (5)
1. a kind of welding flexible clamping device, it is characterised in that：Including chuck jaw (1) and it is fixedly connected on the chuck jaw (1)
At least two claws (2) and telescopic elastic part (3) of one side and mobile briquetting (4), the phase of at least two claw (2)
Elastic component installation cavity (8) is provided on opposite, the telescopic elastic part is fixedly connected in the elastic component installation cavity (8)
(3), the inlet of the elastic component installation cavity (8) is fixedly connected with retainer ring (6), and the mobile briquetting (4) passes through connecting portion
(9) it is fixedly connected with the telescopic elastic part (3), the mobile briquetting (4) is under the action of the telescopic elastic part (3)
Workpiece (5) is clamped, the connecting pin of the connecting portion (9) and the telescopic elastic part (3) is equipped with nosing (12), the nosing
(12) diameter is more than the internal diameter of the retainer ring (6), and the diameter of the connecting portion (9) is less than the internal diameter of the retainer ring (6).
2. welding flexible clamping device according to claim 1, it is characterised in that：The surface of the connecting portion (9) is set
There is insulating ceramic layer (7).
3. welding flexible clamping device according to claim 1 or 2, it is characterised in that：The mobile briquetting (4) with it is described
The contact surface of workpiece (5) is provided with insulating ceramic layer (7).
4. welding flexible clamping device according to claim 1, it is characterised in that：The mobile briquetting (4) and the work
The contact surface of part (5) sets fluted I (10).
5. according to the welding flexible clamping device described in claim 3, it is characterised in that：It is set on the insulating ceramic layer (7)
It is equipped with groove II (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810096830.7A CN108044290A (en) | 2018-01-31 | 2018-01-31 | A kind of welding flexible clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810096830.7A CN108044290A (en) | 2018-01-31 | 2018-01-31 | A kind of welding flexible clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108044290A true CN108044290A (en) | 2018-05-18 |
Family
ID=62125208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810096830.7A Pending CN108044290A (en) | 2018-01-31 | 2018-01-31 | A kind of welding flexible clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108044290A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110936078A (en) * | 2019-11-15 | 2020-03-31 | 东风柳州汽车有限公司 | Automobile skylight top cover auxiliary part welding fixture |
| CN112935489A (en) * | 2021-02-01 | 2021-06-11 | 荆门市博众机械加工有限公司 | Electric welding machine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008246605A (en) * | 2007-03-29 | 2008-10-16 | Okuma Corp | Chuck device |
| CN202185604U (en) * | 2011-06-09 | 2012-04-11 | 湖北三江航天万峰科技发展有限公司 | Deformation-preventive self-adaptation clamping device for precision processing of thin-walled sleeves |
| CN204277340U (en) * | 2014-12-12 | 2015-04-22 | 三峡大学 | A kind of shaped steel butt welding auxiliary locator |
| CN105081384A (en) * | 2015-09-18 | 2015-11-25 | 江苏常宝普莱森钢管有限公司 | Anti-clamping-deformation elastic clamping jaw |
| CN106346389A (en) * | 2016-10-24 | 2017-01-25 | 周末 | Ring-shaped workpiece clamping mechanism |
| CN206854930U (en) * | 2017-06-16 | 2018-01-09 | 常州机电职业技术学院 | High temperature resistant air-actuated jaw for automated exchanged cutter welded tube |
| CN207873510U (en) * | 2018-01-31 | 2018-09-18 | 大连威尔博合金科技有限公司 | A kind of welding flexible clamping device |
-
2018
- 2018-01-31 CN CN201810096830.7A patent/CN108044290A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008246605A (en) * | 2007-03-29 | 2008-10-16 | Okuma Corp | Chuck device |
| CN202185604U (en) * | 2011-06-09 | 2012-04-11 | 湖北三江航天万峰科技发展有限公司 | Deformation-preventive self-adaptation clamping device for precision processing of thin-walled sleeves |
| CN204277340U (en) * | 2014-12-12 | 2015-04-22 | 三峡大学 | A kind of shaped steel butt welding auxiliary locator |
| CN105081384A (en) * | 2015-09-18 | 2015-11-25 | 江苏常宝普莱森钢管有限公司 | Anti-clamping-deformation elastic clamping jaw |
| CN106346389A (en) * | 2016-10-24 | 2017-01-25 | 周末 | Ring-shaped workpiece clamping mechanism |
| CN206854930U (en) * | 2017-06-16 | 2018-01-09 | 常州机电职业技术学院 | High temperature resistant air-actuated jaw for automated exchanged cutter welded tube |
| CN207873510U (en) * | 2018-01-31 | 2018-09-18 | 大连威尔博合金科技有限公司 | A kind of welding flexible clamping device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110936078A (en) * | 2019-11-15 | 2020-03-31 | 东风柳州汽车有限公司 | Automobile skylight top cover auxiliary part welding fixture |
| CN110936078B (en) * | 2019-11-15 | 2021-08-20 | 东风柳州汽车有限公司 | Automobile skylight top cover auxiliary part welding fixture |
| CN112935489A (en) * | 2021-02-01 | 2021-06-11 | 荆门市博众机械加工有限公司 | Electric welding machine |
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