CN110238772A - A kind of multiple degrees of freedom fixture - Google Patents
A kind of multiple degrees of freedom fixture Download PDFInfo
- Publication number
- CN110238772A CN110238772A CN201910408732.7A CN201910408732A CN110238772A CN 110238772 A CN110238772 A CN 110238772A CN 201910408732 A CN201910408732 A CN 201910408732A CN 110238772 A CN110238772 A CN 110238772A
- Authority
- CN
- China
- Prior art keywords
- fixture
- connecting shaft
- fixed block
- jackshaft
- sleeve
- 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
Classifications
-
- 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)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention belongs to field of fixtures, and in particular to a kind of multivariant Simple clamp.The opening sleeve lining that the present invention connects sleeve is provided with jump-ring slot, and connection sleeve carries out axial restraint by circlip and connecting shaft, connects and first-hand nutting is arranged on sleeve, is fastened in connecting shaft by first-hand nutting by sleeve is connected；The cylinder diameter on connecting shaft top is smaller than the cylinder diameter being sleeved in sleeve connector；Connecting shaft is connect by jackshaft with the first fixture fixed block；Connecting shaft includes jackshaft installing hole, and hand nutting mounting hole, jackshaft installing hole is interior to install jackshaft, and second-hand's nutting is mounted in connecting shaft by hand nutting mounting hole, by tightening second-hand's nutting that jackshaft is circumferentially fixed with connecting shaft.Clamp structure of the invention is simple and compact, it can be achieved that the multivariant rotation of fixture, suitable multiple clamping apparatus is simple to operate, at low cost.
Description
Technical field
The invention belongs to field of fixtures, and in particular to a kind of multivariant Simple clamp.
Background technique
Fixture in the prior art mostly structure is simple, only one freedom degree, flexibility ratio is low, and a small number of fixtures have higher
Freedom degree but structure is complicated, higher cost, a kind of this Simple clamp for designing multiple degrees of freedom low cost is necessary.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of multivariant Simple clamps.The present invention is adjustable
The multiple degrees of freedom rotation of fixture is realized in the relative position of first fixture fixed block and sleeve connector.
The technical scheme is that a kind of multiple degrees of freedom fixture, including connection sleeve, first-hand nutting, sleeve connect
Fitting, second-hand's nutting, connecting shaft, jackscrew, the first fixture fixed block, the second fixture fixed block, stay bolt, jackshaft and card
Threaded hole is arranged at spring, sleeve connector bottom；It is characterized by: the opening sleeve lining of connection sleeve is provided with jump-ring slot, connect
Sleeve carries out axial restraint by circlip and connecting shaft, connects and first-hand nutting is arranged on sleeve, pass through first-hand nutting
Connection sleeve is fastened in connecting shaft；The cylinder diameter on connecting shaft top is more straight than the cylindrical body being sleeved in sleeve connector
Diameter is small；Connecting shaft is connect by jackshaft with the first fixture fixed block；Connecting shaft includes jackshaft installing hole, the installation of hand nutting
Hole, jackshaft installing hole is interior to install jackshaft, and second-hand's nutting is mounted in connecting shaft by hand nutting mounting hole, is passed through
Tighten second-hand's nutting jackshaft is circumferentially fixed with connecting shaft；First fixture fixed block bottom is semi-cylindrical, the second folder
Tool fixed block is semi-cylindrical, and the second fixture hole, the first fixture fixed block bottom corresponding second are arranged on the second fixture fixed block
Threaded hole is arranged in fixture hole, and stay bolt is fixedly connected by the second fixture hole with the threaded hole of the first fixture fixed block bottom.
According to a kind of multiple degrees of freedom fixture as described above, it is characterised in that: the axial direction of the circlip limitation connecting shaft
It is mobile.
According to a kind of multiple degrees of freedom fixture as described above, it is characterised in that: the first fixture fixed block setting the
One fixture hole, jackshaft pass through the first fixture hole, and jackscrew passes through the first fixture fixed block and fixes jackshaft.
According to a kind of multiple degrees of freedom fixture as described above, it is characterised in that: the semicircle of the second fixture fixed block
Threaded hole is set in cylindricality, threaded hole is set in the semi-cylindrical of corresponding first fixture fixed block bottom.
Compared with prior art the invention patent the utility model has the advantages that in the use of the present invention, by unclamping first-hand stubborn spiral shell
Mother can connecting shaft circumferentially rotate；Jackshaft can be made to circumferentially rotate by unclamping second-hand's nutting；It is auxiliary by changing
The shape of clamp block is helped to be suitable for the installation of different fixtures；Entire clamp structure is simple and compact, it can be achieved that fixture is multivariant
Rotation is suitble to multiple clamping apparatus, simple to operate, at low cost.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is sectional view when jackshaft and connecting shaft and the first fixture fixed block are installed in the present invention；
Fig. 3 is the connection schematic diagram of the first fixture fixed block and jackshaft of the invention；
Fig. 4 is the structural schematic diagram of the second fixture fixed block of the invention；
Fig. 5 is the structural schematic diagram of connecting shaft in the present invention.
Description of symbols: connection sleeve 1, first-hand nutting 2, sleeve connector 3, second-hand's nutting 4, connecting shaft
5, jackshaft installing hole 51, hand nutting mounting hole 52, jackscrew 6, the first fixture fixed block 7, the first fixture hole 71, the second fixture
Fixed block 8, the second fixture hole 81, threaded hole 82, stay bolt 9, jackshaft 10, circlip 11.
Specific embodiment
Understand for the ease of those of ordinary skill in the art and implement the present invention, with reference to the accompanying drawings and embodiments to this hair
It is bright to be described in further detail, it should be understood that implementation example described herein is merely to illustrate and explain the present invention, not
For limiting the present invention.
As shown in Figures 1 to 5, a kind of multiple degrees of freedom fixture of the invention includes connection sleeve 1, first-hand nutting 2, set
Cylinder connector 3, second-hand's nutting 4, connecting shaft 5, jackscrew 6, the first fixture fixed block 7, the second fixture fixed block 8, stay bolt
9, jackshaft 10 and circlip 11；Threaded hole arranged at 3 bottom of sleeve connector, the threaded hole of sleeve connector 3 can with mechanical arm or its
His executing agency is fixedly connected.The opening sleeve lining of connection sleeve 1 is provided with jump-ring slot, and the connection setting of sleeve 1 is even
In spindle 5, connection sleeve 1 carries out axial restraint by circlip 11 and connecting shaft 5, and circlip 11 limits the axial movement of connecting shaft 5.
First-hand nutting 2 is set on connection sleeve 1, connection sleeve 1 can be fastened in connecting shaft 5 by first-hand nutting 2.
As shown in figure 5, the cylinder diameter on 5 top of connecting shaft is omited than the cylinder diameter being sleeved in sleeve connector 3
Small, range is preferably between 0.05mm~0.1mm, it is ensured that does not loosen between each other.
As shown in Figures 1 to 5, connecting shaft 5 is connect by jackshaft 10 with the first fixture fixed block 7.Connecting shaft 5 includes centre
Shaft mounting hole 51, hand nutting mounting hole 52, jackshaft installing hole 51 is interior to install jackshaft 10, and second-hand's nutting 4 passes through hand
Nutting mounting hole 52 is mounted in connecting shaft 5, and can be by jackshaft 10 and connecting shaft 5 by tightening second-hand's nutting 4
It is circumferentially fixed.
As shown in Figures 1 to 5,7 bottom of the first fixture fixed block of the invention is semi-cylindrical, the second fixture fixed block 8
The second fixture hole 81,7 bottom of the first fixture fixed block corresponding second are arranged on the second fixture fixed block 8 for generally semi-cylindrical
Threaded hole is arranged in fixture hole 81, and stay bolt 9 is fixedly connected by the second fixture hole 81 with the threaded hole of 7 bottom of fixed block.First
The first fixture hole 71 is arranged in fixture fixed block 7, and jackshaft 10 passes through the first fixture hole 71, and jackscrew 6 passes through the first fixture fixed block 7
Jackshaft 10 is fixed.Setting threaded hole 82 in the semi-cylindrical of second fixture fixed block 8, the half of corresponding 7 bottom of fixed block
Also threaded hole can be set in cylinder, different additional locks can be fixed on two semi-cylindricals by threaded hole 82 in this way
It is formed by cavity.
In the use of the present invention, connecting shaft 5 can be made to rotate along connection sleeve 1 by unclamping first-hand nutting 2, thus
The adjustable fixture postures being fixed on sleeve connector 3；By unclamp second-hand's nutting 4 can make jackshaft 10 relative to
Connecting shaft 5 is circumferentially rotated, to adjust the relative position of the first fixture fixed block 7 and sleeve connector 3；To make to fix
Fixture on the first fixture fixed block 7 and the second fixture fixed block 8 and the mechanical arm that is connected on sleeve connector 3 can be with
Any angle connection.The installation that the present invention is suitable for different fixtures by changing the shape of auxiliary clamp block；Entire clamp structure
It is simple and compact, it can be achieved that the multivariant rotation of fixture, be suitble to multiple clamping apparatus, simple to operate, feature at low cost.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Any modifications, equivalent replacements, and improvements etc. done within mind and principle, should all be included in the protection scope of the present invention.
Claims (5)
1. a kind of multiple degrees of freedom fixture, including connection sleeve (1), first-hand nutting (2), sleeve connector (3), second-hand are twisted
Nut (4), connecting shaft (5), jackscrew (6), the first fixture fixed block (7), the second fixture fixed block (8), stay bolt (9), centre
Threaded hole is arranged at axis (10) and circlip (11), sleeve connector (3) bottom；It is characterized by: the opening sleeve of connection sleeve (1)
Inner wall is provided with jump-ring slot, and connection sleeve (1) carries out axial restraint by circlip (11) and connecting shaft (5), sets in connection sleeve (1)
First-hand nutting (2) are set, sleeve (1) will be connected by first-hand nutting (2) and be fastened on connecting shaft (5)；Connecting shaft (5)
The cylinder diameter that the cylinder diameter ratio on top is sleeved in sleeve connector (3) is small；Jackshaft (10) by connecting shaft (5) with
The connection of first fixture fixed block (7)；Connecting shaft (5) includes jackshaft installing hole (51), hand nutting mounting hole (52), jackshaft
Jackshaft (10) are installed in mounting hole (51), second-hand's nutting (4) is mounted on connecting shaft by hand nutting mounting hole (52)
(5) by tightening second-hand's nutting (4) that jackshaft (10) and connecting shaft (5) is circumferentially fixed on；First fixture fixed block
(7) bottom is semi-cylindrical, and the second fixture fixed block (8) is semi-cylindrical, and the second fixture is arranged on the second fixture fixed block (8)
Threaded hole is arranged in hole (81), the first fixture fixed block (7) bottom corresponding second fixture hole (81), and stay bolt (9) passes through the second folder
Tool hole (81) is fixedly connected with the threaded hole of first fixture fixed block (7) bottom.
2. a kind of multiple degrees of freedom fixture according to claim 1, it is characterised in that: the circlip (11) limits connecting shaft
(5) axial movement.
3. a kind of multiple degrees of freedom fixture according to claim 1, it is characterised in that: the first fixture fixed block (7)
It is arranged the first fixture hole (71), jackshaft (10) passes through the first fixture hole (71), and jackscrew (6) passes through the first fixture fixed block (7)
Jackshaft (10) are fixed.
4. a kind of multiple degrees of freedom fixture according to claim 1, it is characterised in that: the second fixture fixed block (8)
Semi-cylindrical on threaded hole (82) are set, threaded hole is set in the semi-cylindrical of corresponding first fixture fixed block bottom.
5. a kind of multiple degrees of freedom fixture according to claim 1, it is characterised in that: the cylindrical body on connecting shaft (5) top is straight
Diameter ratio is sleeved between the small 0.05mm~0.1mm of cylinder diameter in sleeve connector (3).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811388526 | 2018-11-21 | ||
| CN2018113885266 | 2018-11-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110238772A true CN110238772A (en) | 2019-09-17 |
Family
ID=67884078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910408732.7A Pending CN110238772A (en) | 2018-11-21 | 2019-05-16 | A kind of multiple degrees of freedom fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110238772A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2433431A (en) * | 2005-12-23 | 2007-06-27 | Kay Hall | A grip device and support frame |
| JP2010043511A (en) * | 2008-08-15 | 2010-02-25 | Matsunaga Kogyo:Kk | Tool for mounting hanging band at high place |
| CN102581794A (en) * | 2012-03-21 | 2012-07-18 | 南京航空航天大学 | Driven big swing angle flexible positioning and holding device |
| KR20120007675U (en) * | 2011-04-29 | 2012-11-07 | 현대중공업 주식회사 | Lashing pipe jig |
| CN102975150A (en) * | 2012-11-26 | 2013-03-20 | 成都多沐汽车工程有限公司 | Multi-degree of freedom adjustable compactor |
| CN103962892A (en) * | 2014-04-14 | 2014-08-06 | 广西大学 | Multi-degree-of-freedom rotating guide cantilever-type tool |
| CN104139397A (en) * | 2014-07-28 | 2014-11-12 | 广东工业大学 | Main robot single-degree-of-freedom swing-rotating joint module |
| CN104290055A (en) * | 2014-08-22 | 2015-01-21 | 成都飞机工业（集团）有限责任公司 | Adjustable clamping device |
| CN105855776A (en) * | 2016-06-08 | 2016-08-17 | 佛山市联智新创科技有限公司 | Five-degree-of-freedom movable welding fixture |
| CN205703876U (en) * | 2016-06-25 | 2016-11-23 | 广州杰毅机械有限公司 | A kind of six degree of freedom pipe material clamp |
| CN206690043U (en) * | 2017-05-19 | 2017-12-01 | 常州腾跃不锈钢管有限公司 | Steel pipe clamp |
-
2019
- 2019-05-16 CN CN201910408732.7A patent/CN110238772A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2433431A (en) * | 2005-12-23 | 2007-06-27 | Kay Hall | A grip device and support frame |
| JP2010043511A (en) * | 2008-08-15 | 2010-02-25 | Matsunaga Kogyo:Kk | Tool for mounting hanging band at high place |
| KR20120007675U (en) * | 2011-04-29 | 2012-11-07 | 현대중공업 주식회사 | Lashing pipe jig |
| CN102581794A (en) * | 2012-03-21 | 2012-07-18 | 南京航空航天大学 | Driven big swing angle flexible positioning and holding device |
| CN102975150A (en) * | 2012-11-26 | 2013-03-20 | 成都多沐汽车工程有限公司 | Multi-degree of freedom adjustable compactor |
| CN103962892A (en) * | 2014-04-14 | 2014-08-06 | 广西大学 | Multi-degree-of-freedom rotating guide cantilever-type tool |
| CN104139397A (en) * | 2014-07-28 | 2014-11-12 | 广东工业大学 | Main robot single-degree-of-freedom swing-rotating joint module |
| CN104290055A (en) * | 2014-08-22 | 2015-01-21 | 成都飞机工业（集团）有限责任公司 | Adjustable clamping device |
| CN105855776A (en) * | 2016-06-08 | 2016-08-17 | 佛山市联智新创科技有限公司 | Five-degree-of-freedom movable welding fixture |
| CN205703876U (en) * | 2016-06-25 | 2016-11-23 | 广州杰毅机械有限公司 | A kind of six degree of freedom pipe material clamp |
| CN206690043U (en) * | 2017-05-19 | 2017-12-01 | 常州腾跃不锈钢管有限公司 | Steel pipe clamp |
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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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190917 |