CN209424810U - Manual positioning compresses self-locking mechanism - Google Patents
Manual positioning compresses self-locking mechanism Download PDFInfo
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- CN209424810U CN209424810U CN201821925143.3U CN201821925143U CN209424810U CN 209424810 U CN209424810 U CN 209424810U CN 201821925143 U CN201821925143 U CN 201821925143U CN 209424810 U CN209424810 U CN 209424810U
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- block
- mounting base
- self
- articulated shaft
- groove
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Abstract
The utility model discloses a kind of manual positionings to compress self-locking mechanism, including mounting base, the front end of the mounting base is hinged by the first articulated shaft and force block, the front end of the force block is connected with manual rocker, corresponding position on force block close to the first articulated shaft two sides passes through self-locking block respectively and connect with block is pulled, one end of each self-locking block and the force block are hinged, the other end and the pulling block of corresponding side are hinged, each described pulling block is also hinged by the second articulated shaft and the mounting base respectively close to the side of the mounting base, two described one end for pulling separate manual rocker on block are symmetrically connected with position portion.Manual rocker is shaken when use, it drives force block and pulls block rotation, when positioning surface reaches position location, it the hinge joint of mounting base and force block, the hinge joint of self-locking block and force block, self-locking block and pulls 3 points of hinge joint of block and is located in a straight line, mechanism is in self-locking state at this time, provides reliable positioning for positioning surface.
Description
Technical field
The utility model belongs to tooling and fixture technical field, and in particular to a kind of manual positioning compression self-locking mechanism.
Background technique
Currently, welding robot carry out operation process in due to save manpower and working efficiency it is higher receive extensively
Using, especially machinery field can the components of batch welding production mostly welding robot is used to be welded, but it is right
In some lesser components, welding space is limited due to its small volume and in the welding process, cause welding gun be not easy into
Enter and not can guarantee welding quality, therefore needs individually to being welded after its location and installation.
Frock clamp of the country for positioning workpiece is all made of positioning surface and fixes or both movable face positioning sides of positioning surface
Formula.The movable face positioning method of positioning surface, which exists, positions insecure problem, because movable positioning surface is to push to determine by cylinder
Position block, which moves to, reaches positioning when contacting stopping with limited block, fixed when the reversible deformation power of workpiece is greater than cylinder actual thrust
Plane, which is pushed, will lead to positioning surface failure, and positioning surface failure gently then causes welding workpiece to be done over again, heavy then lead to entire workpiece
It scraps.And the existing frock clamp using positioning surface fixed form is on the one hand since structure is complicated, higher cost, on the other hand
It since its flexibility and accuracy are lower, and can only be fixed for a certain specific components, versatility is lower.
Utility model content
In view of the above drawbacks of the prior art, the technical problem to be solved by the utility model is to provide a kind of structure letters
It is single, it can be improved operating flexibility and accuracy, and the higher manual positioning of versatility compresses self-locking mechanism.
Technical solutions of the utility model are as follows:
A kind of manual positioning compresses self-locking mechanism, including mounting base, the front end of the mounting base by the first articulated shaft with by
Power block is hinged, and the front end of the force block is connected with manual rocker, the correspondence of the close first articulated shaft two sides on the force block
Pass through self-locking block at position respectively and connect with block is pulled, one end of each self-locking block and the force block are hinged, another
End is hinged with the pulling block of corresponding side, installation space is formed between two pulling blocks, the installation seating portion is located at the peace
It fills in space, each described pulling block also passes through the second articulated shaft and the mounting base close to the side of the mounting base respectively
Hingedly, two described one end for pulling separate manual rocker on block are symmetrically connected with position portion.
By adopting the above technical scheme, use when along articulated shaft rotation direction shake manual rocker, drive force block rotation,
And then drive self-locking block and pull block rotation, positioning surface is located at position portion, when positioning surface reaches position location, mounting base and
The hinge joint of force block, the hinge joint of self-locking block and force block, self-locking block and 3 points of hinge joint of block are pulled to be located at straight line
On, mechanism is in self-locking state at this time, and position portion is in a fixed position, and power suffered by position portion reaches in mounting base,
Reliable positioning is provided for positioning surface.The positioning surface that the manual positioning of the utility model compresses self-locking mechanism can with position portion
Dynamic, positioning surface will not change position when reaching position location because of stress, greatly improve the stability of workpiece positioning, structure letter
Single, easy to use, reliability of positioning is high.
Preferably, the mounting base is the mounting body being integrally of an L-shaped structure, which includes mounting portion and company
Socket part, the connecting portion is in the installation space, and the mounting portion stretches out the installation space, and the front end of the interconnecting piece is set
It is equipped with the first hinge hole, first articulated shaft is mounted in first hinge hole, close to the mounting portion on the interconnecting piece
It is symmetrical arranged at position there are two the second hinge hole, second articulated shaft is mounted in second hinge hole.
Preferably, being vertically arranged with a stress groove on the force block, the opening of the stress groove is described in
Mounting base, the interconnecting piece front end of the mounting base are protruded into the stress groove, and are connected by first articulated shaft.
So set, improving force stability, and more compact structure.
Preferably, the pulling block includes pulling rotation section and pulling interconnecting piece, the position portion is mounted on the drawing
In rotation connection, the pulling rotation section includes L-type rotation main body, and two free ends of L-type rotation main body are respectively arranged with
First groove and the second groove, the opening of first groove is towards the manual rocker, the opening direction of second groove
The mounting base, and one end of the self-locking block is located in the stress groove, and the other end is located in first groove, institute
State mounting base interconnecting piece partially protrude into it is in second groove of corresponding side and hinged by the second articulated shaft.
Preferably, being provided at least one limit close to the position of second articulated shaft in the rear end of the force block
Block.
So set, the rear end that force block is arranged in limited block avoids pulling block close to the position of the second articulated shaft
Transition rotation, it is therefore prevented that as transition rotation and caused by self-locking failure, improve mechanism operation stability.
Preferably, being also respectively provided on the force block and the pulling block to first articulated shaft and second
The fixed pin that articulated shaft is fixed.
So set, when positioning surface reaches position location, when manual positioning compression self-locking mechanism is in self-locking state, Gu
Rationed marketing is stuck on the first articulated shaft and the second articulated shaft, and the shaking of anti-locking mechanism improves overall stability.
The utility model has the advantages that the manual positioning of the utility model compresses self-locking mechanism, rotation direction when use along articulated shaft is shaken
Dynamic manual rocker drives force block rotation, and then drives self-locking block and pull block rotation, and positioning surface is located at position portion, when fixed
Plane reach workpiece position location when, the hinge joint of mounting base and force block, the hinge joint of self-locking block and force block, self-locking block with
Pull be located in a straight line at 3 points of hinge joint of block, mechanism is in self-locking state at this time, and position portion is in a fixed position, fixed
Power suffered by bit position reaches in mounting base, provides reliable positioning for positioning surface.The utility model positioning surface is with positioning
Some movable, positioning surface will not change position when reaching the positioning location of workpiece because of stress, greatly improve the steady of workpiece positioning
Qualitative, structure is simple, easy to use, and reliability of positioning and versatility are higher.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the internal structure cross-sectional view of Fig. 1；
Fig. 3 is the structural schematic diagram of the mounting base in Fig. 1；
Fig. 4 is the structural schematic diagram of the pull rod in Fig. 1.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples:
As the attached manual positioning shown in Fig. 4 of attached drawing 1- compresses self-locking mechanism, including mounting base 1, the front end of the mounting base 1
Hinged with force block 2 by the first articulated shaft 81, the nose threads of the force block 2 are connected with manual rocker 7, the force block 2
The upper corresponding position close to 81 two sides of the first articulated shaft passes through self-locking block 4 respectively and connect with block 3 is pulled, each is described certainly
One end of closing piece 4 and the force block 2 are hinged, and the pulling block 3 of the other end and corresponding side is hinged, and the both ends of self-locking block 4 are in
Semicircular structure forms installation space between two pulling blocks 3, and 1 part of mounting base is located in the installation space, often
One pulling block 3 is also hinged by the second articulated shaft 82 and the mounting base 1 respectively close to the side of the mounting base 1,
It is also respectively provided on the force block 2 and the pulling block 3 to first articulated shaft 81 and the progress of the second articulated shaft 82
Fixed fixed pin 9.The position of second articulated shaft 82 is provided at least one limit in the rear end of the force block 2
Position block 6, the limited block 6 are column or rectangular configuration, and two described one end for pulling separate manual rocker 7 on block 3 symmetrically connect
There is position portion 5, which divides for two parts, it is separately mounted on the pulling block 3 of corresponding side, the position portion 5
Space between two parts is the located space of workpiece to be positioned.
Can be seen that the mounting base 1 from Fig. 3 combination Fig. 2 and Fig. 1 is the mounting body being integrally of an L-shaped structure, the installation
Main body include mounting portion 11 and with the vertically disposed interconnecting piece 12 of mounting portion 11, the 11 rectangular-blocklike structure of mounting portion,
On be distributed with multiple mounting holes, the interconnecting piece 12 be located at two it is described pull in the installation space formed between blocks 3, the peace
Dress portion 11 stretches out installation space and begins to use after the mechanism is fixed on corresponding position, the front end setting of the interconnecting piece 12
There is the first hinge hole 121, first articulated shaft 81 is mounted in first hinge hole 121, close to described on the interconnecting piece 12
Second hinge hole 122 there are two being symmetrical arranged at the position of mounting portion 11, and the first hinge hole 121 and two the second hinge holes
122 lines form isosceles triangle, and second articulated shaft 82 is mounted in second hinge hole 122.
It can be seen that from Fig. 1 and Fig. 2 and be vertically arranged with a stress groove 20 on the force block 2, the stress groove 20
Opening towards the mounting base 1,12 front end of interconnecting piece of the mounting base 1 is protruded into the stress groove 20, and by described
First articulated shaft 81 is connected with force block 2.
It can be seen that the pulling block 3 from Fig. 4 combination Fig. 1 and Fig. 2 to include integrally formed pulling rotation section 31 and pull
Interconnecting piece 32, the position portion 5 are mounted on the pulling interconnecting piece 32, and the pulling rotation section 31 includes that L-type rotates main body,
Two free ends of L-type rotation main body are respectively arranged with the first groove 311 and the second groove 312,311 edge of the first groove
It is horizontally arranged, it is open towards the manual rocker 7, second groove 312 is arranged along the vertical direction, and be open direction
The mounting base 1, the position which rotates in main body close to two free end are respectively arranged with the first stress hinge hole
3110 and the second stress hinge hole 3120, and one end of the self-locking block 4 is located in the stress groove 20 and passes through first
Stress articulated shaft 41 connects, and the other end is located in first groove 311 and is connected by the second stress articulated shaft 42, described
The interconnecting piece 12 of mounting base 1 partially protrudes into second groove 312 of corresponding side and by the second articulated shaft 82 and pulling block 3
Hingedly.Pulling the inside of interconnecting piece 32 that the position of its rear end is provided with locating piece 321.
When the utility model is used, mounting base 1 is installed to a certain position, along the first articulated shaft 81 and the second articulated shaft
82 rotation direction shakes manual rocker 7, drives the rotation of force block 2 to rotate around the first articulated shaft 81, and then drive 4 He of self-locking block
Block 3 is pulled to rotate, positioning surface is located at position portion 5, when positioning surface reaches workpiece position location, mounting base 1 and force block 2
Hinge joint, the hinge joint of self-locking block 4 and force block 2, self-locking block 4 and pull be located in a straight line at 3 points of hinge joint of block 3, this
When mechanism be in self-locking state, position portion 5 is in a fixed position, power suffered by position portion 5 i.e. reach in mounting base 1,
Reliable positioning is provided for positioning surface.
When needing to open self-locking state, manual rocker 7 is shaken, force block 2, which drives, pulls block 3 to move backward, installs at this time
Seat 1 and the hinge joint of force block 2, the hinge joint of self-locking block 4 and force block 2,3 points of hinge joint of self-locking block 4 and pulling block 3 it is inclined
From same straight line, self-locking state is released, and manual rocker 7 continues movement and pulling block 3 and position portion 5 is driven to move backward, until
Positioning surface exits the position location of positioning workpiece.
The preferred embodiments of the present invention have been described in detail above.It should be appreciated that the ordinary skill people of this field
Member according to the present utility model can conceive without creative work makes many modifications and variations.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality according to the design of the utility model on the basis of existing technology in domain
Available technical solution is tested, it all should be within the scope of protection determined by the claims.
Claims (6)
1. a kind of manual positioning compresses self-locking mechanism, it is characterised in that: the front end including mounting base (1), the mounting base (1) passes through
Hingedly, the front end of the force block (2) is connected with manual rocker (7), the force block for first articulated shaft (81) and force block (2)
(2) corresponding position on close to the first articulated shaft (81) two sides passes through self-locking block (4) respectively and connect with block (3) are pulled, often
One end of one self-locking block (4) and the force block (2) hingedly, the pulling block (3) of the other end and corresponding side hingedly, two
Installation space is formed between the pulling block (3), the mounting base (1) is partially located in the installation space, each described drawing
Motion block (3) also passes through the second articulated shaft (82) and the mounting base (1) hingedly respectively close to the side of the mounting base (1), and two
A described one end for pulling the manual rocker (7) separate on block (3) is symmetrically connected with position portion (5).
2. manual positioning according to claim 1 compresses self-locking mechanism, it is characterised in that: the mounting base (1) is whole
The mounting body being of an L-shaped structure, the mounting body include mounting portion (11) and interconnecting piece (12), and the interconnecting piece (12) is located at institute
It states in installation space, the mounting portion (11) stretches out the installation space, and it is hinged that the front end of the interconnecting piece (12) is provided with first
Hole (121), first articulated shaft (81) are mounted in first hinge hole (121), close to the peace on the interconnecting piece (12)
Be symmetrical arranged at the position in dress portion (11) there are two the second hinge hole (122), second articulated shaft (82) be mounted on this second
In hinge hole (122).
3. manual positioning according to claim 2 compresses self-locking mechanism, it is characterised in that: along vertical on the force block (2)
To being provided with a stress groove (20), the opening of the stress groove (20) towards the mounting base (1), the mounting base (1)
Interconnecting piece (12) front end is protruded into the stress groove (20), and is connected by first articulated shaft (81).
4. manual positioning according to claim 3 compresses self-locking mechanism, it is characterised in that: the pulling block (3) includes drawing
Dynamic rotation section (31) and interconnecting piece (32) are pulled, the position portion (5) is mounted on the pulling interconnecting piece (32), the pulling
Rotation section (31) include L-type rotation main body, the L-type rotation main body two free ends be respectively arranged with the first groove (311) and
Second groove (312), the opening of first groove (311) towards the manual rocker (7), second groove (312)
Opening is towards the mounting base (1), and one end of the self-locking block (4) is located in the stress groove (20), other end position
In first groove (311), the interconnecting piece (12) of the mounting base (1) partially protrudes into second groove of corresponding side
(312) in and hinged by the second articulated shaft (82).
5. manual positioning described in any one of -4 compresses self-locking mechanism according to claim 1, it is characterised in that: in the stress
The rear end of block (2) is provided at least one limited block (6) close to the position of second articulated shaft (82).
6. manual positioning according to claim 5 compresses self-locking mechanism, it is characterised in that: in the force block (2) and institute
It states to pull and is also respectively provided with the fixed pin that first articulated shaft (81) and the second articulated shaft (82) are fixed on block (3)
(9)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821925143.3U CN209424810U (en) | 2018-11-21 | 2018-11-21 | Manual positioning compresses self-locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821925143.3U CN209424810U (en) | 2018-11-21 | 2018-11-21 | Manual positioning compresses self-locking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209424810U true CN209424810U (en) | 2019-09-24 |
Family
ID=67969268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821925143.3U Active CN209424810U (en) | 2018-11-21 | 2018-11-21 | Manual positioning compresses self-locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209424810U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110744132A (en) * | 2019-11-06 | 2020-02-04 | 台州陆霸机电科技有限公司 | Electric cutting machine |
-
2018
- 2018-11-21 CN CN201821925143.3U patent/CN209424810U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110744132A (en) * | 2019-11-06 | 2020-02-04 | 台州陆霸机电科技有限公司 | Electric cutting machine |
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| GR01 | Patent grant |