CN204321622U - A kind of for digital control lathes pneumatic fixture - Google Patents

A kind of for digital control lathes pneumatic fixture Download PDF

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Publication number
CN204321622U
CN204321622U CN201420545031.0U CN201420545031U CN204321622U CN 204321622 U CN204321622 U CN 204321622U CN 201420545031 U CN201420545031 U CN 201420545031U CN 204321622 U CN204321622 U CN 204321622U
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CN
China
Prior art keywords
cylinder
promotion
chuck
rod
circular arc
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.)
Expired - Fee Related
Application number
CN201420545031.0U
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Chinese (zh)
Inventor
杨利建
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningbo Diyi Machinery Technology Co Ltd
Original Assignee
Ningbo Diyi Machinery Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
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Priority to CN201420545031.0U priority Critical patent/CN204321622U/en
Application granted granted Critical
Publication of CN204321622U publication Critical patent/CN204321622U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of for digital control lathes pneumatic fixture, comprise chuck body, described chuck body inside is provided with pneumatic clamping device, and described chuck body one end is provided with cylinder shut; Described pneumatic clamping device comprises a cylinder, and described cylinder one end is provided with connecting plate, and described connecting plate both sides are provided with connecting rod, and described connecting rod one end is connected with push body; Described push body comprises the promotion cylinder being connected to connecting rod one end and the promotion concave cone being connected to promotion cylindrical member at one end; Also comprising with promotion concave cone is the circular arc contracting pawl that inclined-plane coordinates, and described circular arc Suo Zhao center is provided with elastic reset circle.The utility model have reasonable in design, structure is simple, easy to operate, to step up power suitable, improve the air-actuated jaw accuracy of manufacture and accurate positioning, extend service life, reduce cost, improve security performance.

Description

A kind of for digital control lathes pneumatic fixture
Technical field
The utility model relates to digital control lathe clamper field, particularly relates to a kind of for digital control lathes pneumatic fixture.
Background technology
How suitable along with the development of machinery manufacturing industry, numerically controlled lathe is widely used in machinery manufacturing industry, and numerically controlled lathe is when processing work, usually due to fixture problem, affects to workpiece, and then add the difficult problem that clamping of workpieces becomes the producer.
In the prior art, digital control lathe clamper major part adopts manual, and then to step up the external diameter of workpiece, and is manually stepping up in process, is difficult to ensure that workpiece is subject to suitable stepping up power.When stepping up power and being tighter, the thinner region of workpiece is usually caused to deform; And step up power more loose time, usually because processing is thorough, easily there is defective work, step up in addition power more loose time, workpiece also can be caused to come off, and flown by the main shaft band of High Rotation Speed, and then bring larger danger to operator, thus improve security incident incidence.
But for the deficiencies in the prior art, developer be necessary development a kind of reasonable in design, structure is simple, easy to operate, to step up power suitable, the air-actuated jaw accuracy of manufacture is high, accurate positioning, long service life, cost are low, security performance is high for digital control lathes pneumatic fixture.
Utility model content
For solving prior art Problems existing, the utility model object provide a kind of reasonable in design, structure is simple, easy to operate, to step up power suitable, the air-actuated jaw accuracy of manufacture is high, accurate positioning, long service life, cost is low, security performance the is high air-actuated jaw for numerically controlled lathe holding workpiece external diameter.
For solving above technical problem, the utility model comes to be realize by the following technical solutions: a kind of for digital control lathes pneumatic fixture, comprise chuck body, described chuck body inside is provided with pneumatic clamping device, and described chuck body one end is provided with cylinder shut;
Described pneumatic clamping device comprises
One cylinder, described cylinder one end is provided with connecting plate, and described connecting plate both sides are provided with connecting rod, and described connecting rod one end is connected with push body;
Described push body comprises the promotion cylinder being connected to connecting rod one end and the promotion concave cone being connected to promotion cylindrical member at one end;
Also comprising with promotion concave cone is the circular arc contracting pawl that inclined-plane coordinates, and described circular arc Suo Zhao center is provided with elastic reset circle.
In a preferred embodiment of the present utility model, described cylinder shut choosing is bolted to chuck body one end.
In a preferred embodiment of the present utility model, described elastic reset circle entirety is cylindrical.
In a preferred embodiment of the present utility model, described promotion concave cone and circular arc contracting pawl are that inclined-plane coordinates, and inclined-plane angle is 15-30 °.
In a preferred embodiment of the present utility model, described circular arc contracting pawl is uniformly distributed around elastic reset circle, and described circular arc contracting pawl quantity is 5.
In a preferred embodiment of the present utility model, described promotion cylinder is formed in one with promotion concave cone.
The beneficial effects of the utility model are, compared with prior art, the utility model is provided with pneumatic clamping device in chuck body inside, pneumatic clamping device comprises cylinder, cylinder one end is fixed with connecting plate, connecting plate both sides are provided with connecting rod, connecting rod one end is connected with push body, push body forms with promotion concave cone by promoting cylinder, with promotion concave cone be the circular arc contracting pawl that inclined-plane coordinates, when starting cylinder clamping device, cylinder promotes connecting plate, and then drive the connecting rod motion being arranged at connecting plate both sides, thus promote the push body motion being connected to connecting rod one end, the circular arc contracting pawl finally promoting to coordinate with promotion concave cone inclined-plane inwardly shrinks, thus add clamping of workpieces, and then avoid step up power tighter time, the region that workpiece is thinner deforms shortcoming, it also avoid simultaneously step up power more loose time, work pieces process is thorough, the defective work caused and the low shortcoming of security performance, thus improves machining accuracy and the security performance of workpiece.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is sectional view of the present utility model.
Fig. 2 is A-A sectional view of the present utility model.
Numeral and the corresponding component title represented by letter in figure:
1. chuck body 2. pneumatic clamping device 101. cylinder shut 102. bolt 201. cylinder 202. connecting plate 203. connecting rod 204. push body 205. circular arc contracting pawl 2041. promotes cylinder 2042. and promotes concave cone 2051. elastic reset circle
Detailed description of the invention
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.
Shown in seeing figures.1.and.2, the utility model is a kind of air-actuated jaw for numerically controlled lathe clamping inner diameter of workpiece, comprises chuck body 1, and chuck body 1 inside is provided with pneumatic clamping device 2, and chuck body 1 one end is provided with cylinder shut 101;
In the present embodiment, pneumatic clamping device 2 comprises a cylinder 201, and cylinder 201 one end is provided with connecting plate 202, and connecting plate 202 both sides are provided with connecting rod 203, and connecting rod 203 one end is connected with push body 204.
In the present embodiment, push body 204 comprises the promotion cylinder 2041 being connected to connecting rod 203 one end and the promotion concave cone 2042 being connected to promotion cylinder 2041 one end;
The circular arc contracting pawl 205 coordinated for inclined-plane with promotion concave cone 2042 is also comprised in the present embodiment, circular arc contracting pawl 205 is uniformly distributed around elastic reset circle 2051, circular arc contracting pawl 205 quantity is 6, improve the stability adding clamping of workpieces, be provided with elastic reset circle 2051 in the middle of circular arc contracting pawl 205 outer surface, elastic reset circle 2051 entirety is cylindrical.
In the present embodiment, cylinder shut 101 selects bolt 102 to be fixed on chuck body one end, makes the pneumatic clamping device 2 being arranged at chuck body 1 inside for convenience detach, improves the maintenance efficiency of pneumatic clamping device 2, thus improves the production efficiency of workpiece.
Concave cone 2042 is promoted with circular arc contracting pawl 205 for inclined-plane coordinates in the present embodiment, inclined-plane angle is 15-30 °, through long-term practice, when promote concave cone 2042 to coordinate with the inclined-plane of circular arc contracting pawl 205 be 15 ° time, inclined-plane transmission is better, is more beneficial to the transmission of cylinder power.
Promote cylinder 2041 in the present embodiment to be formed in one with promotion concave cone 2042, improve strength character and the stability of push body 204, thus improve the service life of air-actuated jaw.
In sum, the utility model is provided with pneumatic clamping device in chuck body inside, pneumatic clamping device comprises cylinder, cylinder one end is fixed with connecting plate, connecting plate both sides are provided with connecting rod, connecting rod one end is connected with push body, push body forms with promotion concave cone by promoting cylinder, with promotion concave cone be the circular arc contracting pawl that inclined-plane coordinates, when starting cylinder clamping device, cylinder promotes connecting plate, and then drive the connecting rod motion being arranged at connecting plate both sides, thus promote the push body motion being connected to connecting rod one end, the circular arc contracting pawl finally promoting to coordinate with promotion concave cone inclined-plane inwardly shrinks, thus add clamping of workpieces, and then avoid step up power tighter time, the region that workpiece is thinner deforms shortcoming, it also avoid simultaneously step up power more loose time, work pieces process is thorough, the defective work caused and the low shortcoming of security performance, thus improves machining accuracy and the security performance of workpiece.Advantage of the present utility model is: reasonable in design, structure is simple, easy to operate, to step up power suitable, improves the air-actuated jaw accuracy of manufacture and accurate positioning, extends service life, reduces cost, improves security performance.
More than show and describe general principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.

Claims (5)

1. for a digital control lathes pneumatic fixture, it is characterized in that, comprise chuck body, described chuck body inside is provided with pneumatic clamping device, and described chuck body one end is provided with cylinder shut;
Described pneumatic clamping device comprises
One cylinder, described cylinder one end is provided with connecting plate, and described connecting plate both sides are provided with connecting rod, and described connecting rod one end is connected with push body;
Described push body comprises the promotion cylinder being connected to connecting rod one end and the promotion concave cone being connected to promotion cylindrical member at one end;
Also comprising with promotion concave cone is the circular arc contracting pawl that inclined-plane coordinates, and described circular arc Suo Zhao center is provided with elastic reset circle.
2. one according to claim 1 is used for digital control lathes pneumatic fixture, it is characterized in that: described cylinder shut choosing is bolted to chuck body one end.
3. one according to claim 1 is used for digital control lathes pneumatic fixture, it is characterized in that: described elastic reset circle entirety is for cylindrical.
4. one according to claim 1 is used for digital control lathes pneumatic fixture, and it is characterized in that: described circular arc contracting pawl is uniformly distributed around elastic reset circle, described circular arc contracting pawl quantity is 5.
5. one according to claim 1 is used for digital control lathes pneumatic fixture, it is characterized in that: described promotion cylinder is formed in one with promotion concave cone.
CN201420545031.0U 2014-09-22 2014-09-22 A kind of for digital control lathes pneumatic fixture Expired - Fee Related CN204321622U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420545031.0U CN204321622U (en) 2014-09-22 2014-09-22 A kind of for digital control lathes pneumatic fixture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420545031.0U CN204321622U (en) 2014-09-22 2014-09-22 A kind of for digital control lathes pneumatic fixture

Publications (1)

Publication Number Publication Date
CN204321622U true CN204321622U (en) 2015-05-13

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420545031.0U Expired - Fee Related CN204321622U (en) 2014-09-22 2014-09-22 A kind of for digital control lathes pneumatic fixture

Country Status (1)

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CN (1) CN204321622U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105478817A (en) * 2015-12-30 2016-04-13 浙江纳迪克数控设备有限公司 Tool bit mechanism of numerical control equipment
CN108398198A (en) * 2018-03-12 2018-08-14 安徽晶格尔电子有限公司 A kind of thermistor clamping device
CN108426654A (en) * 2018-03-12 2018-08-21 安徽晶格尔电子有限公司 A kind of thermistor fixture for testing thermistor temp

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105478817A (en) * 2015-12-30 2016-04-13 浙江纳迪克数控设备有限公司 Tool bit mechanism of numerical control equipment
CN108398198A (en) * 2018-03-12 2018-08-14 安徽晶格尔电子有限公司 A kind of thermistor clamping device
CN108426654A (en) * 2018-03-12 2018-08-21 安徽晶格尔电子有限公司 A kind of thermistor fixture for testing thermistor temp

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Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
DD01 Delivery of document by public notice

Addressee: NINGBO DIYI MACHINERY TECHNOLOGY CO., LTD.

Document name: Notification of Termination of Patent Right

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150513

Termination date: 20150922

EXPY Termination of patent right or utility model