CN205734000U - A kind of lightweight multipurpose fast self-locking fixture - Google Patents
A kind of lightweight multipurpose fast self-locking fixture Download PDFInfo
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- CN205734000U CN205734000U CN201620499834.6U CN201620499834U CN205734000U CN 205734000 U CN205734000 U CN 205734000U CN 201620499834 U CN201620499834 U CN 201620499834U CN 205734000 U CN205734000 U CN 205734000U
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- locking
- fast self
- wedge
- multipurpose fast
- self
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Abstract
This utility model relates to a kind of lightweight multipurpose fast self-locking fixture, including clamping device, described clamping device uses oblique-wedge clamping system, described oblique-wedge clamping system includes wedge post (11) and roller (12), having piston rod installation screw on the rear end face of wedge post (11), the both sides of wedge post (11) are disposed with roller (12).This utility model provides the benefit that compared with prior art: use list source of the gas to control clamping self-locking, can will process parts fixation the most also fast self-locking in moment, also can unclamp processing part in moment, the efficiency of loading and unloading is greatly improved after machining；Highly versatile, the most applicable on the machining equipment such as the work in-process heart, gang drill, drilling machine, milling machine, special plane；The bodily form is little and light, needs on the table can be used as handle by described cylinder during this self-locking jig mobile, thus realizes the most mobile, so realize multiple plane to be processed process or multiple work step such as ream face, tapping, hole, the processing of fraising etc..
Description
Technical field
This utility model relates to jig, particularly to a kind of lightweight multipurpose fast self-locking fixture.
Background technology
The Chinese utility model patent of Patent No. ZL201520485952.7 discloses a kind of double clamp fixture, and it includes
Pressing plate, distant bar, cylinder, distance rod, clamp body, supporting plate and piston rod.Described fixture is provided with two pressing plates, and described pressing plate is by two
The described rocking bar support that root is isometric, constitutes parallel-crank mechanism with described clamp body；Two pistons are installed at described cylinder two ends
Bar, piston rod is connected with pressing plate, and cylinder is connected by distance rod with described clamp body, when the piston rod of cylinder moves up and down
Time, pressing plate will be parallel to the horizontal basal plane of clamp body all the time, and completing advances steps up to unclamp the action of retrogressing, can be according to work
The shape of part, can the head of appropriately designed pressing plate, to ensure that workpiece is easy to handling.This utility model simple in construction, both effectiveness by force,
Easy to operate, global design is complete, may be used for the raising of Related product production efficiency.But on the one hand this utility model does not set
Put self-locking structure, during the part that processed complex part or cutting force are bigger, easily cause clamped position unstable or wrong
The normal process of position, greatly impact processing part and crudy, also easily cause defective work or waste product；The opposing party
Face, this utility model is not provided with cylindrical positioning pins and diamond positioning pin on setting element, therefore cannot ensure to process part
, the most also can there is above-mentioned technological deficiency in accurate positioning.
The Chinese utility model patent of Patent No. ZL201520486436.6 discloses a kind of Digit Control Machine Tool processing pressure
Board clamp, relates to jig, and it includes that clamping fixture seat, cylinder, work supporting block and clamping device, described clamping device include pressure
Bar, support bar and clamping block, described support bar one end is fixed on clamping fixture seat, and the other end is arranged on depression bar；Described depression bar
Clamping block it is provided with below front end；Described clamping fixture seat is upper and lower is each provided with a clamping device, and clamping device is by being arranged on gas
The push-pull bar at cylinder two ends connects, and described cylinder is additionally provided with cylinder controller；Described clamping fixture seat front end is provided with work supporting block.
This utility model simple in construction, clamping effect is good, and manipulation is convenient, it is possible to achieve is processed after the clamping of workpiece, low cost, adds
Work efficiency rate is high.But on the one hand this utility model and is not provided with self-locking structure, at the part that processed complex part or cutting force are bigger
During easily cause that clamped position is unstable or the normal process of dislocation, greatly impact processing part and crudy,
Also defective work or waste product are easily caused；On the other hand, this utility model be not provided with on setting element cylindrical positioning pins and
Diamond positioning pin, therefore cannot ensure to process the accurate positioning of part, the most also can there is above-mentioned technological deficiency.
Utility model content
In order to solve the technological deficiency that above-mentioned existing Machine tool pressure plate fixture exists, the technical solution adopted in the utility model is such as
Under:
A kind of lightweight multipurpose fast self-locking fixture, including clamping device, described clamping device uses wedge clamping machine
Structure, described oblique-wedge clamping system includes wedge post and roller, the rear end face of described wedge post has piston rod installation screw, institute
State wedge post at least side and be disposed with roller.
Preferably, the clamping stroke contact surface between described wedge post and roller is double inclined plane, and described double inclined plane includes
Anterior great-lift angle and the little lift angle in rear portion, the self-locking angle of described clamping stroke is arranged between 5 to 10 degree.
In any of the above-described scheme preferably, described oblique-wedge clamping system includes that dynamical element, described dynamical element are adopted
Use cylinder.
In any of the above-described scheme preferably, described cylinder uses single-acting cylinder.
In any of the above-described scheme preferably, described single-acting cylinder includes piston rod, one end band of described piston rod
External screw thread, described external screw thread is had to be arranged in described piston rod installation screw, simultaneously by wedge post and work described in nut check
Stopper rod.
In any of the above-described scheme preferably, the outside of described roller is equipped with guide pillar.
In any of the above-described scheme preferably, one end that described guide pillar contacts with roller is provided with boss, described guide pillar
Periphery on be set with return spring, one end of described return spring is connected with described boss.
In any of the above-described scheme preferably, the other end of described guide pillar be set with pressing plate, described guide pillar and pressing plate it
Between form chain connection by the 3rd straight pin and split pin.
In any of the above-described scheme preferably, including positioning seat, by the 4th screw on the two sides of described positioning seat
It is installed with connection seat respectively, is in the hinge connection by the second cylindrical pin shape between described connection seat and pressing plate.
In any of the above-described scheme preferably, equipped with stop collar on described piston rod.
In any of the above-described scheme preferably, the other end of described single-acting cylinder is equipped with gas source connector.
In any of the above-described scheme preferably, described single-acting cylinder is built with spring.
In any of the above-described scheme preferably, including base plate, on described base plate, plane is fixedly mounted by the first screw
Cylinder block, described single-acting cylinder is had to be fixedly mounted on described cylinder block.
In any of the above-described scheme preferably, on described base plate, plane is installed with guide way by the second screw.
In any of the above-described scheme preferably, described guide way has the cavity of described oblique-wedge clamping system is installed.
In any of the above-described scheme preferably, described positioning seat is fixedly mounted on described guide way by the 3rd screw
Plane.
In any of the above-described scheme preferably, the roller installed in described cavity is arranged in roller mount, described roller
And it is in the hinge connection by the first cylindrical pin shape between described roller mount.
In any of the above-described scheme preferably, the upper plane of described positioning seat is equipped with processing part, and described upper plane is
Locating surface, described locating surface is separately installed with alignment pin and rhombus pin.
In any of the above-described scheme preferably, described guide way is installed on the front end face of described wedge post by the
Five screws are installed with dust cover.
In any of the above-described scheme preferably, install at described guide way on the side of described guide pillar by the 6th screw
Being installed with spring base, the other end of described return spring is connected with described spring base.
In any of the above-described scheme preferably, described cylinder uses double-acting cylinder.
In any of the above-described scheme preferably, described cylinder uses blow cylinder.
This utility model compared with prior art provides the benefit that: use single source of the gas to control clamping self-locking, can be in moment
By firm for processing parts fixation and fast self-locking, after machining, also can unclamp processing part in moment, handling effect is greatly improved
Rate；Highly versatile, the most applicable on the machining equipment such as the work in-process heart, gang drill, drilling machine, milling machine, special plane；The bodily form is little and light,
Need on the table can be used as handle by described cylinder during this self-locking jig mobile, thus realize the fast of this self-locking jig
Speed is mobile, so realize the processing of multiple plane to be processed or multiple work step such as ream face, tapping, hole, the processing of fraising etc.；This
Utility model is widely used in that various structure is complicated, cutting force compared with big, clamping space is little and machined surface needs centering with inclination angle
Part, institute can be made using the bottom surface of processing part as locating surface by starting described oblique-wedge clamping system in clamping process
State pressing plate and produce the downward clamping force in direction with clamping processing part, it is achieved that Set and Positioning precisely and after clamping self-locking firm
Technique effect.
Accompanying drawing explanation
Fig. 1 is the front view of the preferred embodiment according to lightweight multipurpose fast self-locking fixture of the present utility model；
Fig. 2 is the top view of the embodiment illustrated in fig. 1 according to lightweight multipurpose fast self-locking fixture of the present utility model；
Fig. 3 is the left view of the embodiment illustrated in fig. 1 according to lightweight multipurpose fast self-locking fixture of the present utility model.
Description of reference numerals:
1 gas source connector；2 single-acting cylinders；3 cylinder blocks；4 first screws；5 stop collars；6 second screws；7 base plates；8 location
Seat；9 guide waies；10 the 3rd screws；11 wedge posts；12 rollers；13 first straight pins；14 return springs；15 guide pillars；16 the 4th spiral shells
Nail；17 second straight pins；18 pressing plates；19 connect seat；20 alignment pins；21 rhombus pins；22 the 5th screws；23 dust covers；24 openings
Pin；25 the 3rd straight pins；26 spring bases；27 the 6th screws；28 nuts；29 piston rods；30 springs；31 processing parts.
Detailed description of the invention
In order to be more fully understood that this utility model, below in conjunction with specific embodiment, this utility model is explained in detail,
It is clear that this utility model can be carried out different modification and remodeling and new without departing from this practicality of appended claims
Type broader spirit and scope.Therefore, following example only have exemplary and do not have conditional implication.
Embodiment 1:
As Figure 1-3, a kind of lightweight multipurpose fast self-locking fixture, including clamping device, described clamping device is adopted
With oblique-wedge clamping system, described oblique-wedge clamping system includes wedge post 11 and roller 12, the rear end face of wedge post 11 has work
Stopper rod installation screw, the both sides of wedge post 11 are disposed with roller 12, the clamping stroke contact surface between wedge post 11 and roller 12
For double inclined plane, described double inclined plane includes anterior great-lift angle and the little lift angle in rear portion, and the self-locking angle of described clamping stroke is set to 7
Degree, described oblique-wedge clamping system includes dynamical element, and described dynamical element uses cylinder, and described cylinder uses single-acting cylinder 2,
Single-acting cylinder 2 includes piston rod 29, and one end of piston rod 29 is with external screw thread, and described external screw thread is arranged on described piston rod peace
In dress screw, lock wedge post 11 and piston rod 29 by nut 28 simultaneously, the outside of roller 12 equipped with guide pillar 15, guide pillar 15 with
One end that roller 12 contacts is provided with boss, and the periphery of guide pillar 15 is set with return spring 14, one end of return spring 14
Being connected with described boss, the other end of guide pillar 15 is set with pressing plate 18, by the 3rd straight pin between guide pillar 15 and pressing plate 18
25 and split pin 24 form chain connection, including positioning seat 8, the two sides of positioning seat 8 are fixed respectively by the 4th screw 16
Connection seat 19 is installed, connects and form chain connection by the second straight pin 17 between seat 19 and pressing plate 18, piston rod 29 fills
Limited location set 5, the other end of single-acting cylinder 2 is equipped with gas source connector 1, and single-acting cylinder 2 is built with spring 30, including base plate 7,
On base plate 7, plane is installed with cylinder block 3 by the first screw 4, and single-acting cylinder 2 is fixedly mounted on cylinder block 3, base plate
On 7, plane is installed with guide way 9 by the second screw 6, and guide way 9 has the sky installing described oblique-wedge clamping system
Chamber, positioning seat 8 is fixedly mounted on plane on guide way 9 by the 3rd screw 10, and the roller 12 installed in described cavity is arranged on
In roller mount, form chain connection by the first straight pin 13 between roller 12 and described roller mount, the upper flat of positioning seat 8
Having processing part 31, described upper plane is locating surface, described locating surface is separately installed with alignment pin 20 and rhombus pin 21, is leading
Install on body 9 and be installed with dust cover 23 by the 5th screw 22 on the front end face of wedge post 11, install at guide way 9 and lead
Being installed with spring base 26 by the 6th screw 27 on the side of post 15, the other end of return spring 14 is connected with spring base 26
Connect.
Described single-acting cylinder refers to that only there is piston rod one end, and from piston side, supply cumulative produces air pressure, and air pressure promotes
Piston produces thrust and stretches out, and returns by spring or deadweight.
Operation principle of the present utility model:
Clamping process: compressed air enters single-acting cylinder 2 and promotes piston rod 29, and power is transferred to tiltedly by piston rod 29
Wedge post 11, wedge post 11 drive while moving forward the roller 12 of both sides and guide pillar 15 to two side shiftings, guide pillar 15 with
Pressing plate 18 is formed hinged by the 3rd straight pin 25 and power is transferred to pressing plate 18, and pressing plate 18 passes through the second circle with being connected seat 19
Pin 17 is hinged and is fixed on positioning seat 8 by the 4th screw 16, makes two side guides 18 in the effect of guide pillar 15 transverse movement
Under rotate with the second straight pin 17 for center of rotation, until processing part 31 is clamped by pressing plate 18, meanwhile, roller 12
It is exactly in self-locking angle position with wedge post 11, processes part 31 clamping the most at last and be self-locking on positioning seat 8.
Loosen work process: after machining completes, the compressed air in single-acting cylinder 2 is discharged, at spring 30
Drive piston rod 29 and wedge post 11 rollback to the position contacted with stop collar 5, wedge post simultaneously under returning elastic effect
The anterior small end position of 11 is in more than the position of center line of guide pillar 15, meanwhile, drives under the effect of return spring 14
Guide pillar 15 and pressing plate 18 are back to roller 12 small end stroke limit position anterior with wedge post 11, and so far this self-locking jig completes to put
Pine work.
The work characteristics of described oblique-wedge clamping system:
(1) self-locking performance of wedge: after original force once disappears or removes, clamping mechanical under the effect of pure frictional force,
Clamped condition must be maintained it in and do not unclamp, to ensure the reliability of clamping；(2) wedge can change the side of clamping force
To；(3) wedge has boosting function；(4) wedge clamping stroke is little；(5) simple in construction.
Wedge is clamped, owing to force increasing ratio, stroke size and condition of self-locking are mutually restrictions, therefore is determining wedge liter
During the α of angle, three's being actually needed at different conditions should be taken into account.This utility model had both required self-locking, required there is bigger folder again
Tight stroke, therefore preferred version have employed double inclined plane wedge post 11, and described anterior great-lift angle is used for the fast travel before clamping, after
The little lift angle in portion ensures that self-locking is reliable and stable.
Embodiment 2:
A kind of lightweight multipurpose fast self-locking fixture, similar to Example 1, except that: the side of wedge post 11
It is disposed with roller 12.
Embodiment 3:
A kind of lightweight multipurpose fast self-locking fixture, similar to Example 1, except that: described clamping stroke
Self-locking angle is set to 5 degree.
Embodiment 4:
A kind of lightweight multipurpose fast self-locking fixture, similar to Example 1, except that: described clamping stroke
Self-locking angle is set to 10 degree.
Embodiment 5:
A kind of lightweight multipurpose fast self-locking fixture, similar to Example 1, except that: described cylinder uses double
Active cylinder.
Described double-acting cylinder refers to alternately supply, in one or two direction power output from piston both sides.
Embodiment 6:
A kind of lightweight multipurpose fast self-locking fixture, similar to Example 1, except that: described cylinder uses punching
Hit cylinder.
Described blow cylinder is a kind of new-type element, it be the pressure of compressed gas can be converted to high speed piston (10～
20 meter per seconds) kinetic energy that moves, so as to acting.
Claims (21)
1. a lightweight multipurpose fast self-locking fixture, including clamping device, it is characterised in that described clamping device uses tiltedly
Wedge clamp system, described oblique-wedge clamping system includes wedge post (11) and roller (12), the rear end face of wedge post (11) has
Piston rod installation screw, wedge post (11) at least side is disposed with roller (12), and the outside of roller (12) is equipped with guide pillar (15).
2. lightweight multipurpose fast self-locking fixture as claimed in claim 1, it is characterised in that wedge post (11) and roller
(12) the clamping stroke contact surface between is double inclined plane, and described double inclined plane includes anterior great-lift angle and the little lift angle in rear portion, described folder
The self-locking angle of tight stroke is arranged between 5 to 10 degree.
3. lightweight multipurpose fast self-locking fixture as claimed in claim 1, it is characterised in that described oblique-wedge clamping system bag
Including dynamical element, described dynamical element uses cylinder.
4. lightweight multipurpose fast self-locking fixture as claimed in claim 3, it is characterised in that described cylinder uses single-acting
Cylinder (2).
5. lightweight multipurpose fast self-locking fixture as claimed in claim 4, it is characterised in that single-acting cylinder (2) includes
Piston rod (29), one end of piston rod (29) is with external screw thread, and described external screw thread is arranged in described piston rod installation screw, with
Time by nut (28) locking wedge post (11) and piston rod (29).
6. lightweight multipurpose fast self-locking fixture as claimed in claim 1, it is characterised in that guide pillar (15) and roller (12)
The one end contacted is provided with boss, and the periphery of guide pillar (15) is set with return spring (14), one end of return spring (14)
It is connected with described boss.
7. lightweight multipurpose fast self-locking fixture as claimed in claim 6, it is characterised in that the other end set of guide pillar (15)
Equipped with pressing plate (18), between guide pillar (15) and pressing plate (18), form hinge even by the 3rd straight pin (25) and split pin (24)
Connect.
8. lightweight multipurpose fast self-locking fixture as claimed in claim 7, it is characterised in that include positioning seat (8), location
It is installed with connection seat (19) on the two sides of seat (8) by the 4th screw (16) respectively, connects seat (19) and pressing plate (18)
Between by the second straight pin (17) formed chain connection.
9. lightweight multipurpose fast self-locking fixture as claimed in claim 5, it is characterised in that equipped with limit on piston rod (29)
Position set (5).
10. lightweight multipurpose fast self-locking fixture as claimed in claim 5, it is characterised in that single-acting cylinder (2) another
One end is equipped with gas source connector (1).
11. lightweight multipurpose fast self-locking fixtures as claimed in claim 10, it is characterised in that in single-acting cylinder (2)
Equipped with spring (30).
12. lightweight multipurpose fast self-locking fixtures as claimed in claim 5, it is characterised in that include base plate (7), base plate
(7) upper plane is installed with cylinder block (3) by the first screw (4), and single-acting cylinder (2) is fixedly mounted on cylinder block (3)
On.
13. lightweight multipurpose fast self-locking fixtures as claimed in claim 12, it is characterised in that the upper plane of base plate (7) is led to
Cross the second screw (6) and be installed with guide way (9).
14. lightweight multipurpose fast self-locking fixtures as claimed in claim 13, it is characterised in that guide way has on (9)
The cavity of described oblique-wedge clamping system is installed.
15. lightweight multipurpose fast self-locking fixtures as claimed in claim 14, it is characterised in that positioning seat (8) is by the
Three screws (10) are fixedly mounted on the upper plane of guide way (9).
16. lightweight multipurpose fast self-locking fixtures as claimed in claim 14, it is characterised in that install in described cavity
Roller (12) is arranged in roller mount, forms hinge even by the first straight pin (13) between roller (12) and described roller mount
Connect.
17. lightweight multipurpose fast self-locking fixtures as claimed in claim 8, it is characterised in that the upper plane of positioning seat (8)
Equipped with processing part (31), described upper plane is locating surface, and described locating surface is separately installed with alignment pin (20) and rhombus pin
(21).
18. lightweight multipurpose fast self-locking fixtures as claimed in claim 13, it is characterised in that in the upper peace of guide way (9)
It is installed with dust cover (23) by the 5th screw (22) on the front end face of dress wedge post (11).
19. lightweight multipurpose fast self-locking fixtures as claimed in claim 13, it is characterised in that install at guide way (9)
It is installed with spring base (26), the other end of return spring (14) and bullet by the 6th screw (27) on the side of guide pillar (15)
Spring abutment (26) is connected.
20. lightweight multipurpose fast self-locking fixtures as claimed in claim 3, it is characterised in that described cylinder uses double cropping
Use cylinder.
21. lightweight multipurpose fast self-locking fixtures as claimed in claim 3, it is characterised in that described cylinder uses impact
Cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620499834.6U CN205734000U (en) | 2016-05-30 | 2016-05-30 | A kind of lightweight multipurpose fast self-locking fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620499834.6U CN205734000U (en) | 2016-05-30 | 2016-05-30 | A kind of lightweight multipurpose fast self-locking fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205734000U true CN205734000U (en) | 2016-11-30 |
Family
ID=57362141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620499834.6U Expired - Fee Related CN205734000U (en) | 2016-05-30 | 2016-05-30 | A kind of lightweight multipurpose fast self-locking fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205734000U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105855960A (en) * | 2016-05-30 | 2016-08-17 | 瑞立集团瑞安汽车零部件有限公司 | Portable multi-purpose quick self-locking fixture |
| CN107855796A (en) * | 2017-10-25 | 2018-03-30 | 合肥常青机械股份有限公司 | A kind of bumper bar decorates board clamp |
| CN107877228A (en) * | 2017-12-20 | 2018-04-06 | 廖宇萍 | A kind of fraise jig using pneumatic pinch |
| CN109909772A (en) * | 2019-04-03 | 2019-06-21 | 黑龙江北鸥卫浴用品有限公司 | Link frock clamp |
| CN109926857A (en) * | 2019-04-23 | 2019-06-25 | 上海矢力机械设备有限公司 | A kind of clamping device and its driving method |
| CN111408960A (en) * | 2020-05-06 | 2020-07-14 | 张云朋 | Self-locking type quick locking device for machine tool components |
| CN111515329A (en) * | 2020-04-14 | 2020-08-11 | 杭州柏列得电器有限公司 | Riveting machine |
-
2016
- 2016-05-30 CN CN201620499834.6U patent/CN205734000U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105855960A (en) * | 2016-05-30 | 2016-08-17 | 瑞立集团瑞安汽车零部件有限公司 | Portable multi-purpose quick self-locking fixture |
| CN105855960B (en) * | 2016-05-30 | 2018-11-06 | 瑞立集团瑞安汽车零部件有限公司 | A kind of lightweight multipurpose fast self-locking fixture |
| CN107855796A (en) * | 2017-10-25 | 2018-03-30 | 合肥常青机械股份有限公司 | A kind of bumper bar decorates board clamp |
| CN107877228A (en) * | 2017-12-20 | 2018-04-06 | 廖宇萍 | A kind of fraise jig using pneumatic pinch |
| CN109909772A (en) * | 2019-04-03 | 2019-06-21 | 黑龙江北鸥卫浴用品有限公司 | Link frock clamp |
| CN109926857A (en) * | 2019-04-23 | 2019-06-25 | 上海矢力机械设备有限公司 | A kind of clamping device and its driving method |
| CN109926857B (en) * | 2019-04-23 | 2024-04-12 | 上海矢力机械设备有限公司 | Driving method of clamping device |
| CN111515329A (en) * | 2020-04-14 | 2020-08-11 | 杭州柏列得电器有限公司 | Riveting machine |
| CN111515329B (en) * | 2020-04-14 | 2021-09-14 | 杭州柏列得电器有限公司 | Riveting machine |
| CN111408960A (en) * | 2020-05-06 | 2020-07-14 | 张云朋 | Self-locking type quick locking device for machine tool components |
| CN111408960B (en) * | 2020-05-06 | 2022-03-01 | 湖南九五精机有限责任公司 | Self-locking type quick locking device for machine tool components |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 Termination date: 20190530 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |