CN103111862A - Positioning device of irregular part - Google Patents
Positioning device of irregular part Download PDFInfo
- Publication number
- CN103111862A CN103111862A CN 201210523318 CN201210523318A CN103111862A CN 103111862 A CN103111862 A CN 103111862A CN 201210523318 CN201210523318 CN 201210523318 CN 201210523318 A CN201210523318 A CN 201210523318A CN 103111862 A CN103111862 A CN 103111862A
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- hole
- plate
- pressing plate
- base plate
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Abstract
The invention discloses a positioning device of an irregular part. The positioning device of the irregular part comprises a base and a clamp. The base is provided with a fixing rod used for fixing workpieces and an equal altitude cushion block, and the equal altitude cushion block is provided with a first through hole. The clamp comprises a pressing plate, a clamping plate and an L-shaped base plate, wherein the L-shaped base plate and the pressing plate are connected in a threaded mode, the clamping plate is placed between the L-shaped base plate and the pressing plate, and one end of the pressing plate is provided with a compressed spring which abuts against the L-shaped base plate. A second through hole which is placed over the first through hole is formed in the pressing plate, and the size of the second through hole is matched with that of the first through hole. The positioning device of the irregular part overcomes the defects that the irregular part with two through holes can not be clamped alone, and a plurality of clamps are needed for cooperative using in the prior art. The improved positioning device of the irregular part is provided, and the positioning device of the irregular part is simple in structure, rapid in clamping and capable of conducting mass processing.
Description
Technical field
The present invention the present invention relates to a kind of machinery processing apparatus, especially a kind of special-shaped part positioner.
Background technology
In the machining operation, more and more put up with fast and accurately part is positioned, do like this adjustment link that can as far as possible eliminate grip device, especially adding in enormous quantities man-hour, effect is obvious especially, but in machine-building, a lot of special-shaped parts are arranged, as offer the special-shaped part of large through-hole, small through hole, and there is no a kind of independent auxiliary clamping frock, cause for the process velocity of such part slow, the clamping trouble, extended process time, and part is difficult to accurately location and reliable grip, the difficulty of processing increase.
Summary of the invention
Technical problem to be solved by this invention be in the prior art separately clamping with the special-shaped part of two through holes, usually the defective that needs a plurality of fixtures to coordinate, a kind of positioner that improves rear special-shaped part is provided, simple in structure, clamping fast, can carry out mass processing.
In order to solve the problems of the technologies described above, the invention provides following technical scheme: a kind of positioner of special-shaped part comprises pedestal and fixture for fixation workpiece; Pedestal is provided with fixed bar and equal height cushion block, offers the first through hole on equal height cushion block; Described fixture comprises pressing plate, clamping plate and L-type base plate, and the L-type base plate is threaded with pressing plate, and described clamping plate are between L-type base plate and pressing plate, and clamping plate one end is provided with the stage clip that offsets with the L-type base plate; Offer the second through hole that is positioned at directly over described the first through hole on pressing plate, the size of the second through hole and described the first through hole coupling, described clamping plate front end is provided with the semi-circular arc piece that offsets with workpiece.
The workpiece of this positioner clamping is the special-shaped part that offers large through-hole, small through hole.
The structure of described fixed bar is that the middle part that is located on pedestal a bar, bar is provided with setscrew nut, bar is mainly used to fix the large through-hole of special-shaped part, so the diameter of fixed bar is relevant with the large through-hole of special-shaped part, setscrew nut can carry out the adjusting of height according to the size of special-shaped part, so setscrew nut coordinates the large through-hole that can clamp special-shaped part with bar.
the process of clamping part of the present invention: fixed bar is located the large through-hole of special-shaped part, special-shaped part rotates along fixed bar, the first through hole of equal height cushion block is aimed in the special-shaped part rotation to its small through hole, the first through hole of equal height cushion block and the small through hole of special-shaped part and the second through hole of pressing plate are in together on straight line at this moment, then select a screw rod with the clear size of opening coupling to insert successively the second through hole, small through hole, the first through hole, and be positioned on pressing plate by nut, the semi-circular arc piece of special-shaped part and clamping plate front end offsets, clamping plate are moved, clamping plate move and then compression press spring, clamping plate are subject to the active force of stage clip and special-shaped part simultaneously, can clamp special-shaped part.
The advantage that the present invention has is as follows: 1, this is simple in structure, realized that one pair of frock gets final product the clamping special-shaped part, overcome in the prior art clamping separately with the special-shaped part of two through holes, need usually that a plurality of fixtures coordinate defective, saved the cost of making fixture.When 2, positioner was produced in enormous quantities, a screw rod that the need dismounting coordinates with through hole on frock and the nut on location and pressing plate got final product, and need not whole disassembling fixtures, have improved working (machining) efficiency.
Description of drawings
Fig. 1 is the schematic diagram of section of the present invention;
Fig. 2 is the work piece schematic diagram of positioning clamping of the present invention;
Fig. 3 is the installation schematic top plan view of clamping plate and L-type base plate.
The specific embodiment
As shown in Fig. 1 to Fig. 3, the present invention is a kind of positioner of special-shaped part, comprises pedestal 1 and fixture, and pedestal 1 is provided with for the fixed bar 2 of fixation workpiece and equal height cushion block 3, offers the first through hole 4 on equal height cushion block 3; Described fixture comprises pressing plate 7, clamping plate 6 and is fixedly arranged on L-type base plate 5 on pedestal 1, and L-type base plate 5 is threaded with pressing plate 7, and described clamping plate 6 are between L-type base plate 5 and pressing plate 7, and clamping plate 6 one ends are provided with the stage clip 10 that offsets with L-type base plate 5; Offer the second through hole 8, the second through holes 8 and the first through hole 4 sizes couplings that are positioned at directly over described the first through hole 4 on pressing plate 7, described clamping plate 6 other ends are provided with the semi-circular arc piece 9 that offsets with workpiece.
The special-shaped part 11 of this processing unit (plant) refers to offer the part of large through-hole 12, small through hole 13.；
the process of clamping part of the present invention: the large through-hole 12 of fixed bar 2 location special-shaped parts 11, special-shaped part 11 is along fixed bar 2 rotations, special-shaped part 11 rotations are aimed at the first through hole 4 of equal height cushion block 3 to its small through hole 13, this moment, the first through hole 4 of equal height cushion block 3 was in together on straight line with the small through hole 13 of special-shaped part 11 and the second through hole 8 of pressing plate 7, then select a screw rod with the clear size of opening coupling to insert successively the second through hole 8, small through hole 13, the first through hole 4, and be positioned on pressing plate 7 by nut, described clamping plate 6 are between L-type base plate 5 and pressing plate 7, clamping plate 6 one ends are provided with the stage clip 10 that offsets with L-type base plate 5, special-shaped part 11 offsets with the semi-circular arc piece 9 of clamping plate 6 other ends, clamping plate 6 are subject to extruding and then the compression press spring 10 of workpiece, stage clip 10 is stressed, need to discharge potential energy, just need squeezing splints 6, this moment, clamping plate 6 were subject to the extruding of stage clip 10 and special-shaped part 11 simultaneously, the relative equilibrium of confining force, and clamping plate 6 can clamp special-shaped part 11.
Above-described is only the preferred embodiment of the present invention; should be understood that; for a person skilled in the art; under the prerequisite that does not break away from structure of the present invention; can also make some distortion and improvement; these also should be considered as protection scope of the present invention, and these can not affect effect of the invention process and practical applicability.
Claims (1)
1. the positioner of a special-shaped part, comprise pedestal and fixture; It is characterized in that: pedestal is provided with for the fixed bar of fixation workpiece and equal height cushion block, offers the first through hole on equal height cushion block; Described fixture comprises pressing plate, clamping plate and L-type base plate, and the L-type base plate is threaded with pressing plate, and described clamping plate are between L-type base plate and pressing plate, and clamping plate one end is provided with the stage clip that offsets with the L-type base plate; Offer the second through hole that is positioned at directly over described the first through hole on pressing plate, the size of the second through hole and described the first through hole coupling, the described clamping plate other end is provided with the semi-circular arc piece that offsets with workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210523318 CN103111862A (en) | 2012-12-09 | 2012-12-09 | Positioning device of irregular part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210523318 CN103111862A (en) | 2012-12-09 | 2012-12-09 | Positioning device of irregular part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103111862A true CN103111862A (en) | 2013-05-22 |
Family
ID=48410276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210523318 Pending CN103111862A (en) | 2012-12-09 | 2012-12-09 | Positioning device of irregular part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103111862A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103624570A (en) * | 2013-11-12 | 2014-03-12 | 沈阳黎明航空发动机(集团)有限责任公司 | Universal adjusting centering clamping device |
| CN106346281A (en) * | 2016-12-02 | 2017-01-25 | 中国航天科技集团公司长征机械厂 | Tool for rapidly and accurately positioning and clamping die-forging special-shaped part |
-
2012
- 2012-12-09 CN CN 201210523318 patent/CN103111862A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103624570A (en) * | 2013-11-12 | 2014-03-12 | 沈阳黎明航空发动机(集团)有限责任公司 | Universal adjusting centering clamping device |
| CN106346281A (en) * | 2016-12-02 | 2017-01-25 | 中国航天科技集团公司长征机械厂 | Tool for rapidly and accurately positioning and clamping die-forging special-shaped part |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130522 |