CN104690178A - Part clamping device - Google Patents
Part clamping device Download PDFInfo
- Publication number
- CN104690178A CN104690178A CN201510073664.5A CN201510073664A CN104690178A CN 104690178 A CN104690178 A CN 104690178A CN 201510073664 A CN201510073664 A CN 201510073664A CN 104690178 A CN104690178 A CN 104690178A
- Authority
- CN
- China
- Prior art keywords
- fixture
- oil cylinder
- motion bar
- box
- cylinder
- 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
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
Abstract
The invention relates to a part clamping device. The clamping device comprises a base, wherein a stretching oil cylinder is arranged on the base, and a cylinder body of the stretching oil cylinder is fixed to the base; a fixture oil cylinder is connected to a movable rod of the stretching oil cylinder, and the cylinder body of the fixture oil cylinder is fixed to the movable rod of the stretching oil cylinder; a fixture box is arranged at the front end of the cylinder body of the fixture oil cylinder, a fixture is arranged in the fixture box, and the inner wall of the fixture box is a bell mouth which gradually retracts from rear to front; the outer wall of the fixture is matched with the inner wall of the fixture box, and the fixture consists of a plurality of separate fixture blocks, and the fixture blocks define a clamping cavity; the movable rod of the fixture oil cylinder is connected with the fixture. The clamping device is simple in structure, is low in cost, and adopts a ramped principle to clamp parts, so that only one oil cylinder is needed for pushing, the cost is greatly reduced, and the operation is simpler.
Description
Technical field
The present invention relates to the technical field of fixture, refer to a kind of part clamping device especially.
Background technology
As shown in Figure 4, in current used double-arm stretch bender, Fixture box is rectangle structure, half sleeve clamp is loaded at casing 1 inner chamber, and part is clamped from upper and lower, direction, all around by upper hydraulic jack 2, front hydraulic jack 3 and side hydraulic jack 4, this mechanism structure is complicated, and needs three hydraulic jacks, and cost is higher.
Summary of the invention
Technical problem to be solved by this invention is: provide one to simplify structure, and the part clamping device reduced costs.
For solving the problem, the technical solution used in the present invention is: part clamping device, comprise a pedestal, pedestal is provided with stretching oil cylinder, cylinder body and the pedestal of stretching oil cylinder fix, the motion bar of described stretching oil cylinder is connected with fixture oil cylinder, the cylinder body of fixture oil cylinder and the motion bar of stretching oil cylinder fix, the cylinder body front end of fixture oil cylinder is provided with Fixture box, fixture is provided with in Fixture box, the inwall of Fixture box is the horn mouth drawn in gradually from back to front, the outer wall of fixture matches with the inwall of Fixture box, fixture is made up of the clamp block that polylith is independent, the middle part of polylith clamp block forms clamping chamber, the motion bar of fixture oil cylinder is connected with fixture.
Syndeton between the motion bar of described fixture oil cylinder and fixture is: the motion bar of fixture oil cylinder has been threaded connection displacement disc, the front end of displacement disc is provided with protrusion ring, the rear end of described fixture is provided with the draw-in groove matched with protrusion ring, protrusion ring is positioned at draw-in groove, and there is gap between the outer rim of protrusion ring and draw-in groove inwall.
Be provided with axial long lumbar hole in the cylinder wall of described fixture oil cylinder, clamp block is connected with guider screw, and guider screw be located in long lumbar hole.
The cylinder body of described fixture oil cylinder and the syndeton of Fixture box are: the outer setting of the cylinder body of fixture oil cylinder has fixture circle, the rear portion of fixture circle is threaded mutually by the cylinder body of screw thread with fixture oil cylinder, the front portion of fixture circle is provided with annular slot, and the rear end outer rim of Fixture box is fastened in annular slot.
The cylinder body of described stretching oil cylinder is provided with guide plate, the motion bar of stretching oil cylinder is provided with the guide post paralleled with motion bar, arrange porose in guide plate, guide post is located in the hole of guide plate.
The invention has the beneficial effects as follows: above-mentioned part clamping device, its structure is simple, with low cost, adopts the principle Clamp blocks on inclined-plane, thus only needs an oil cylinder to advance, and has greatly saved cost, has operated easier.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is main TV structure schematic diagram of the present invention;
Fig. 3 is the sectional structure schematic diagram of Fig. 2;
Fig. 4 is the structural representation of fixture in current the used stretch benders described in background technology;
In Fig. 1 to Fig. 3: 1, pedestal, 2, stretching oil cylinder, 3, fixture oil cylinder, 4, Fixture box, 5, fixture, 6, chamber is clamped, 7, displacement disc, 8, protrusion ring, 9, draw-in groove, 10, long lumbar hole, 11, guider screw, 12, fixture circle, 13, annular slot, 14, guide plate, 15, guide post.
In Fig. 4: 1, casing, 2, upper hydraulic jack, 3, front hydraulic jack, 4, side hydraulic jack.
Detailed description of the invention
Below by specific embodiment, part clamping device of the present invention is described in further detail.
As Fig. 1, Fig. 2, shown in Fig. 3, part clamping device, comprise a pedestal 1, pedestal 1 is provided with stretching oil cylinder 2, cylinder body and the pedestal 1 of stretching oil cylinder 2 fix, the motion bar of described stretching oil cylinder 2 is connected with fixture oil cylinder 3, the cylinder body of fixture oil cylinder 3 and the motion bar of stretching oil cylinder 2 fix, the cylinder body front end of fixture oil cylinder 3 is provided with Fixture box 4, fixture 5 is provided with in Fixture box 4, the inwall of Fixture box 4 is the horn mouth drawn in gradually from back to front, the outer wall of fixture 5 matches with the inwall of Fixture box 4, fixture 5 is made up of the clamp block that polylith is independent, the middle part of polylith clamp block forms clamping chamber 6, the motion bar of fixture oil cylinder 3 is connected with fixture 5.Syndeton between the motion bar of described fixture oil cylinder 3 and fixture 5 is: the motion bar of fixture oil cylinder 3 has been threaded connection displacement disc 7, the front end of displacement disc 7 is provided with protrusion ring 8, the rear end of described fixture 5 is provided with the draw-in groove 9 matched with protrusion ring 8, protrusion ring 8 is positioned at draw-in groove 9, and there is gap between the outer rim of protrusion ring 8 and draw-in groove 9 inwall.
Preferably, be provided with axial long lumbar hole 10 in the cylinder wall of described fixture oil cylinder 3, clamp block be connected with guider screw 11, and guider screw 11 is located in long lumbar hole 10.By coordinating of guider screw 11 and long lumbar hole 10, realize axial guiding when clamp block moves.
Preferably, the cylinder body of described fixture oil cylinder 3 and the syndeton of Fixture box 4 are: the outer setting of the cylinder body of fixture oil cylinder 3 has fixture circle 12, the rear portion of fixture circle 12 is threaded mutually by the cylinder body of screw thread with fixture oil cylinder 3, the front portion of fixture circle 12 is provided with annular slot 13, and the rear end outer rim of Fixture box 4 is fastened in annular slot 13.During installation, first the rear end outer rim of Fixture box 4 is fastened in the annular slot 13 of fixture circle 12, then fixture circle 12 is threaded connection on the cylinder body of fixture oil cylinder 3.
Preferably, the cylinder body of described stretching oil cylinder 2 is provided with guide plate 14, the motion bar of stretching oil cylinder 2 is provided with the guide post 15 paralleled with motion bar, arranges porose in guide plate 14, guide post 15 is located in the hole of guide plate 14.By the cooperation in guide post 15 and hole, realize the guiding of the motion bar to stretching oil cylinder 2, make it run more steady.
Operation principle of the present invention is: when clamping parts, the motion bar of stretching oil cylinder 2 stretches out, make Fixture box 4 near part, and in the clamping chamber 6 that part is arranged in the middle part of polylith clamp block, then the motion bar of fixture oil cylinder 3 stretches out, and is pushed ahead, the fixture 5 in Fixture box 4 by the principle on inclined-plane between fixture 5 and Fixture box 4 by displacement disc 7, clamp block draws in forward gradually, thus is clamped by part.
The above embodiments are the principle of illustrative the invention and effect thereof only, and the embodiment that part is used, but not for limiting the present invention; It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise of the invention, can also make some distortion and improvement, these all belong to protection scope of the present invention.
Claims (5)
1. part clamping device, comprise a pedestal, pedestal is provided with stretching oil cylinder, cylinder body and the pedestal of stretching oil cylinder fix, it is characterized in that: the motion bar of described stretching oil cylinder is connected with fixture oil cylinder, the cylinder body of fixture oil cylinder and the motion bar of stretching oil cylinder fix, the cylinder body front end of fixture oil cylinder is provided with Fixture box, fixture is provided with in Fixture box, the inwall of Fixture box is the horn mouth drawn in gradually from back to front, the outer wall of fixture matches with the inwall of Fixture box, fixture is made up of the clamp block that polylith is independent, the middle part of polylith clamp block forms clamping chamber, the motion bar of fixture oil cylinder is connected with fixture.
2. part clamping device according to claim 1, it is characterized in that: the syndeton between the motion bar of described fixture oil cylinder and fixture is: the motion bar of fixture oil cylinder has been threaded connection displacement disc, the front end of displacement disc is provided with protrusion ring, the rear end of described fixture is provided with the draw-in groove matched with protrusion ring, protrusion ring is positioned at draw-in groove, and there is gap between the outer rim of protrusion ring and draw-in groove inwall.
3. part clamping device according to claim 1 and 2, is characterized in that: be provided with axial long lumbar hole in the cylinder wall of described fixture oil cylinder, clamp block is connected with guider screw, and guider screw be located in long lumbar hole.
4. part clamping device according to claim 1 and 2, it is characterized in that: the cylinder body of described fixture oil cylinder and the syndeton of Fixture box are: the outer setting of the cylinder body of fixture oil cylinder has fixture circle, the rear portion of fixture circle is threaded mutually by the cylinder body of screw thread with fixture oil cylinder, the front portion of fixture circle is provided with annular slot, and the rear end outer rim of Fixture box is fastened in annular slot.
5. part clamping device according to claim 1 and 2, it is characterized in that: the cylinder body of described stretching oil cylinder is provided with guide plate, the motion bar of stretching oil cylinder is provided with the guide post paralleled with motion bar, arrange porose in guide plate, guide post is located in the hole of guide plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510073664.5A CN104690178A (en) | 2015-02-12 | 2015-02-12 | Part clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510073664.5A CN104690178A (en) | 2015-02-12 | 2015-02-12 | Part clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104690178A true CN104690178A (en) | 2015-06-10 |
Family
ID=53337942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510073664.5A Pending CN104690178A (en) | 2015-02-12 | 2015-02-12 | Part clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104690178A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108465721A (en) * | 2018-03-16 | 2018-08-31 | 燕山大学 | A kind of push-model Profile CNC stretch benders |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55120424A (en) * | 1979-03-06 | 1980-09-16 | Sumitomo Metal Ind Ltd | Preventing method for scratch flaw in feed reel of temper rolling mill |
| JPS58184016A (en) * | 1982-04-23 | 1983-10-27 | Mitsubishi Heavy Ind Ltd | Tension reel |
| CN201061812Y (en) * | 2007-05-17 | 2008-05-21 | 吉林大学 | Clamp device for drawing sectional material |
| CN102019330A (en) * | 2010-10-27 | 2011-04-20 | 江苏合丰机械制造有限公司 | Clamping device on tube end forming machine |
| CN201950131U (en) * | 2010-11-17 | 2011-08-31 | 西北机器有限公司 | Oil charge locking device |
| CN102716997A (en) * | 2012-06-26 | 2012-10-10 | 张家港市华舜机械制造有限公司 | Pipe shrinkage machine |
| CN103381449A (en) * | 2013-07-05 | 2013-11-06 | 江苏久维压力容器制造有限公司 | Fixedly rotating clamping jaw component for cylinder body of gas cylinder |
| CN203843035U (en) * | 2014-05-13 | 2014-09-24 | 张家港兴宇机械制造有限公司 | Pipe end locating device for pipe processing equipment |
-
2015
- 2015-02-12 CN CN201510073664.5A patent/CN104690178A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55120424A (en) * | 1979-03-06 | 1980-09-16 | Sumitomo Metal Ind Ltd | Preventing method for scratch flaw in feed reel of temper rolling mill |
| JPS58184016A (en) * | 1982-04-23 | 1983-10-27 | Mitsubishi Heavy Ind Ltd | Tension reel |
| CN201061812Y (en) * | 2007-05-17 | 2008-05-21 | 吉林大学 | Clamp device for drawing sectional material |
| CN102019330A (en) * | 2010-10-27 | 2011-04-20 | 江苏合丰机械制造有限公司 | Clamping device on tube end forming machine |
| CN201950131U (en) * | 2010-11-17 | 2011-08-31 | 西北机器有限公司 | Oil charge locking device |
| CN102716997A (en) * | 2012-06-26 | 2012-10-10 | 张家港市华舜机械制造有限公司 | Pipe shrinkage machine |
| CN103381449A (en) * | 2013-07-05 | 2013-11-06 | 江苏久维压力容器制造有限公司 | Fixedly rotating clamping jaw component for cylinder body of gas cylinder |
| CN203843035U (en) * | 2014-05-13 | 2014-09-24 | 张家港兴宇机械制造有限公司 | Pipe end locating device for pipe processing equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108465721A (en) * | 2018-03-16 | 2018-08-31 | 燕山大学 | A kind of push-model Profile CNC stretch benders |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into 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: 20150610 |