CN206335388U - A kind of double nut part self-centering fixture - Google Patents
A kind of double nut part self-centering fixture Download PDFInfo
- Publication number
- CN206335388U CN206335388U CN201621442286.XU CN201621442286U CN206335388U CN 206335388 U CN206335388 U CN 206335388U CN 201621442286 U CN201621442286 U CN 201621442286U CN 206335388 U CN206335388 U CN 206335388U
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- China
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- clamp body
- movable jaw
- slide plate
- boss
- oil cylinder
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Abstract
The utility model discloses a kind of double nut part self-centering fixture, including clamp body, clamp body front left, which is provided with left rail, left rail, is equipped with left skateboard, is equipped with left skateboard on left slider, left slider and left clamping jaw is housed；The anterior right side of clamp body, which is provided with right guide rail, right guide rail, is equipped with right slide plate, is equipped with right slide plate on right sliding block, right sliding block and linkage block is housed, equipped with upper movable jaw and lower movable jaw in linkage block；The rear portion of clamp body is equipped with oil cylinder power set, the piston shaft of oil cylinder power set is provided with groove, two pulling blocks are hinged with clamp body, pulling block is extended with two boss, one of boss is inserted into groove, another boss is inserted into left skateboard or right slide hole, drives boss mandrel on clamp body to rotate by oil cylinder power set, another boss is driven left skateboard or the movement of right slide plate.The utility model clamps two parts and is processed simultaneously on a fixture, and the economic benefit for improving enterprise is significant.
Description
Technical field
The utility model is related to double nut part self-centering fixture, belongs to a kind of grip device.
Background technology
Building-block machine, Digit Control Machine Tool or other highly-efficient processing lathes are in order to pursue high production efficiency, except using efficient
Cutter is carried out outside the big feed cutting of high speed, if many several parts of installation are processed on the table simultaneously, it is possible to reduce
Clamping workpiece time and tool change time, can increase substantially production efficiency.
Rotary table formula multistation modular machine tool is a kind of highly-efficient processing lathe, its table surface typically arrangement 6~
12 sleeve clamps, each fixture clamps a part and carries out the processing of this process, and workbench often turns round a station, i.e., output one into
Product part.If clamping two parts simultaneously on each fixture to be processed, workbench often turns round a station, you can output
Two fabricated parts, production efficiency can be doubled again again.Therefore several parts are clamped on a fixture while being added
Work, is significant to improving production efficiency.
Self-centering fixture is widely used in the machining tools such as building-block machine, Digit Control Machine Tool, with repetitive positioning accuracy height, clamping
Power is big, simple in construction, good reliability the features such as, therefore obtain extremely widely using.
Utility model content
Goal of the invention：In order to overcome the deficiencies in the prior art, the utility model provides a kind of double nut part certainly
Centralizer, i.e., two parts of clamping are processed simultaneously on a fixture, and production efficiency can be doubled, and are looked forward to improving
The economic benefit of industry is significant.
Technical scheme：In order to solve the above technical problems, double nut part self-centering fixture of the present utility model, including fixture
Body, being provided with left rail, left rail for clamp body front left is equipped with left skateboard, is equipped with left skateboard on left slider, left slider
Equipped with left clamping jaw；The anterior right side of clamp body, which is provided with right guide rail, right guide rail, is equipped with right slide plate, and right sliding block is housed on right slide plate, right
It is equipped with sliding block in linkage block, linkage block equipped with upper movable jaw and lower movable jaw；The rear portion of clamp body is equipped with oil cylinder power
Device, oil cylinder power set are provided with groove, two pulling blocks are hinged with clamp body, pulling block is extended with two boss, and one convex
Platform is inserted into groove, and another boss is inserted into left skateboard or right slide hole, by oil cylinder power set drive boss around
Mandrel is rotated on clamp body, another boss is driven left skateboard or the movement of right slide plate, so as to pass through left clamping jaw and upper movable jaw
Or lower movable jaw coordinates grip bolt.
The left clamping jaw is fixedly mounted on left slider by screw, and left slider is fixedly mounted on left skateboard by screw
On, left jaw body is provided with two and half hex holes.
The upper movable jaw and lower movable jaw are respectively by bearing pin in linkage block, and linkage block is mounted in by bearing pin
On right sliding block, right sliding block is fixedly mounted on right slide plate by screw, and one is respectively provided with upper movable jaw and lower movable jaw
Half hex hole.
Preferably, the oil cylinder power set include piston, groove is arranged on the anterior axle of piston.
Beneficial effect：Double nut part self-centering fixture of the present utility model, uses an oil cylinder power set for power
Source, once clamp processing simultaneously after two parts, and left side determines that pawl makes part accurately feel relieved, the pawl on right side makes chucking power equal
Deng, therefore part to be processed positioning precision is good, clamping is reliable, production efficiency is significantly improved.This grip device can be extensive
It is used in building-block machine, Digit Control Machine Tool or other highly-efficient processing lathes that production efficiency requires high.
Brief description of the drawings
Fig. 1 is front view of the present utility model；
Fig. 2 is A-A profiles in this Fig. 1.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, a kind of double nut part self-centering fixture of the present utility model, including clamp body 13, fixture
The left rail 1 time of the front left of body 13, which is equipped with left skateboard 21, left skateboard 21, is equipped with left slider 2, and left clamping jaw 3 is fixed by screw
On left slider 2, left slider 2 can be rectangular rail pair with left rail 1, and guide rail is slided in rectangular recess.Fixture
Right guide rail 7 times on the right side of the front portion of body 13, which is equipped with right slide plate 17, right slide plate 17, is equipped with right sliding block 8, right sliding block 8 by bearing pin 19 with
Linkage block 6 is connected, and linkage block 6 is connected with upper movable jaw 5, lower movable jaw 9 respectively by 2 bearing pins 20, right sliding block 8 and the right side
Guide rail 7 can be rectangular rail pair, and guide rail is slided in rectangular recess.Left clamping jaw 3 is provided with two and half hex holes；Composition
Be respectively provided with one and half hex holes on the upper movable jaw 5 of right clamping jaw, lower movable jaw 9, with left clamping jaw 3 collectively constitute two it is complete
Whole hex hole, for clamping top nut 4 and lower nut 10 simultaneously, the rear portion of nut part is close to location-plate 18 and carries out axial direction
Positioning.
In the utility model, the rear portion of clamp body 13 is oil cylinder power set, behind oil cylinder cover 11 is housed, inside is equipped with
Piston 12, the axle of piston 12 is provided with groove 14, and each boss of two shifting blocks 16 inserts groove 14 in left and right directions respectively
In, shifting block 16 is by mandrel 15 on clamp body 13, and another boss of shifting block 16 inserts left skateboard 21, right slide plate 17 respectively
Square hole in, piston 12 is moved forward and backward after the logical oil of oil cylinder, and the groove 14 on the axle of piston 12 promotes shifting block 16 to surround 15 turns of mandrel
Dynamic, another boss of shifting block 16 promotes left skateboard 21 and right slide plate 17 to be moved towards in respective guide rail respectively.
In the utility model, the left rail of the front left of clamp body 13, which is equipped with left skateboard 21, left skateboard 21 for 1 time, to be equipped with
Left slider 2, left clamping jaw 3 is arranged on left slider 2, when cylinder action, left skateboard 21 are moved back and forth in left rail 1 immediately.
Right guide rail 7 times on the right side of the front portion of clamp body 13, which is equipped with right slide plate 17, right slide plate 17, is equipped with right sliding block 8, and right sliding block 8 passes through bearing pin
19 are connected with linkage block 6, and linkage block 6 is connected with upper movable jaw 5, lower movable jaw 9 respectively by 2 bearing pins 20.Work as oil cylinder
Action, up and down clamping jaw are moved back and forth in left rail 1 immediately, two and half hex holes on the left body of clamping jaw 3 and right clamping jaw
Upper and lower movable jaw on body constitutes two complete hex holes, clamps top nut 4 and lower nut 10.In real work
In, there is certain tolerance in the diameter and grade size of opening of clamping jaw manufactured due to two parts, therefore linkage block 6 is with sliding
Block 8 is connected by bearing pin 19, linkage block 6 is connected constituted second mate's hinge, its freedom by bearing pin 20 with up and down clamping jaw
Clamping jaw pair above and below serving is spent to simultaneously clamp on, make the impartial effect of clamping force.
The above is only preferred embodiment of the present utility model, it should be pointed out that：For the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as protection domain of the present utility model.
Claims (4)
1. a kind of double nut part self-centering fixture, it is characterised in that：Including clamp body (13), clamp body (13) front left is set
Have to be equipped with left skateboard (21), left skateboard (21) under left rail (1), left rail (1) and left slider (2) is housed, filled on left slider (2)
There is left clamping jaw (3)；The anterior right side of clamp body (13), which is provided with right guide rail (7), right guide rail (7), is equipped with right slide plate (17), right slide plate
(17) it is equipped with right sliding block (8), right sliding block (8) and linkage block (6) is housed, in linkage block (6) equipped with upper movable jaw (5) with
Movable jaw (9)；The rear portion of clamp body (13) is equipped with oil cylinder power set, and piston (12) axle of oil cylinder power set is provided with recessed
Groove (14), is hinged with two pulling blocks (16) on clamp body, and pulling block (16) is extended with two boss, and one of boss is inserted into
In groove (14), another boss is inserted into left skateboard (21) or right slide plate (17) hole, is driven by oil cylinder power set convex
Platform mandrel (15) on clamp body is rotated, and makes another boss drive left skateboard (21) or right slide plate (17) mobile, so as to pass through a left side
Clamping jaw (3) coordinates grip bolt with upper movable jaw (5) or lower movable jaw (9).
2. double nut part self-centering fixture according to claim 1, it is characterised in that：The left clamping jaw (3) passes through spiral shell
Nail is fixedly mounted on left slider (2), and left slider (2) is fixedly mounted on left skateboard (21) by screw, on left clamping jaw (3) body
Provided with two and half hex holes.
3. double nut part self-centering fixture according to claim 1, it is characterised in that：The upper movable jaw (5) and
Lower movable jaw (9) is respectively by bearing pin (20) in linkage block (6), and linkage block (6) is mounted in right sliding block by bearing pin (19)
(8) on, right sliding block (8) is fixedly mounted on right slide plate (17) by screw, on upper movable jaw (5) and lower movable jaw (9)
It is respectively provided with one and half hex holes.
4. double nut part self-centering fixture according to claim 1, it is characterised in that：The oil cylinder power set are included
Piston (12), groove (14) is arranged on the axle of piston (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621442286.XU CN206335388U (en) | 2016-12-26 | 2016-12-26 | A kind of double nut part self-centering fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621442286.XU CN206335388U (en) | 2016-12-26 | 2016-12-26 | A kind of double nut part self-centering fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206335388U true CN206335388U (en) | 2017-07-18 |
Family
ID=59303297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621442286.XU Active CN206335388U (en) | 2016-12-26 | 2016-12-26 | A kind of double nut part self-centering fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206335388U (en) |
-
2016
- 2016-12-26 CN CN201621442286.XU patent/CN206335388U/en active Active
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