CN215748815U

CN215748815U - Positioning fixture

Info

Publication number: CN215748815U
Application number: CN202122289472.1U
Authority: CN
Inventors: 吴聪聪; 徐继宏
Original assignee: HUBEI JOABOA BUILDING ENERGY CONSERVATION TECHNOLOGY CO LTD; Shenzhen Zhuobao Technology Co Ltd
Current assignee: HUBEI JOABOA BUILDING ENERGY CONSERVATION TECHNOLOGY CO LTD; Shenzhen Zhuobao Technology Co Ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-02-08
Anticipated expiration: 2031-09-22

Abstract

The utility model belongs to the technical field of clamping devices, and relates to a positioning clamp, which comprises: two clamping components that have the looks isostructure, fix clamping component centre gripping axle, two clamping components are central symmetry and set up, and two clamping components misplace each other for can form the centre gripping space between two clamping components, clamping component includes: the bottom plate, the first side plate and the second side plate, the first side plate can be installed on the first side of the bottom plate in a vertically movable mode, the second side plate can be installed on the second side of the bottom plate in a vertically movable mode, and therefore the first side plate and the second side plate can form an installation space. The fixture has the advantages that when the fixture is positioned corresponding to the hard composite board, the hard composite board can be positioned on the fixture without extra setting of adhesives, so that the hard composite board is more convenient to position.

Description

Positioning fixture

Technical Field

The utility model belongs to the technical field of clamping devices, and relates to a positioning clamp.

Background

The indexes for measuring the quality of the hard composite board are many, the common indexes comprise shear strength, bonding strength, bending strength, peeling strength and the like, and the indexes can effectively reflect the interface bonding quality of the hard composite board. The shear strength can effectively indicate the interface bonding strength of the hard composite board, and meanwhile, the measurement is convenient, so that the use is wide.

Hard composite sheet need adopt anchor clamps to fix a position hard composite sheet when measuring its shear strength, then with the test of the centre gripping axle connection in order to realize hard composite sheet shear strength on universal tester and the anchor clamps, but current anchor clamps need be fixed with one of them holder through the binder when fixing a position hard composite sheet, just can test hard composite sheet to it is convenient inadequately to lead to hard composite sheet's location.

Disclosure of Invention

The utility model aims to provide a positioning clamp aiming at the defects of the prior art, and the hard composite plate can be positioned on the clamp without additionally arranging an adhesive when the positioning clamp is positioned corresponding to the hard composite plate, so that the positioning of the hard composite plate is more convenient.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a positioning fixture, comprising: two clamping components that have the looks isostructure, fix clamping component centre gripping axle, two clamping components are central symmetry and set up, and two clamping components misplace each other for can form the centre gripping space between two clamping components, clamping component includes: the bottom plate, the first side plate and the second side plate, the first side plate can be installed on the first side of the bottom plate in a vertically movable mode, the second side plate can be installed on the second side of the bottom plate in a vertically movable mode, and therefore the first side plate and the second side plate can form an installation space.

Furthermore, the first side plate and the second side plate are installed on the left side and the right side of the bottom plate in a bolt connection mode.

Furthermore, the edge is equipped with first guiding hole about on the first curb plate, just first guiding hole is vertical to be set up on first curb plate, still be equipped with first connecting hole on the lateral wall that the bottom plate is close to first curb plate one end, the bolt pass first guiding hole with first connecting hole is connected.

Furthermore, the left edge and the right edge of the second side plate are provided with second guide holes, the second guide holes are vertically arranged on the second side plate, the side wall of the bottom plate, close to one end of the second side plate, is provided with second connecting holes, and the bolt penetrates through the second guide holes and is connected with the second connecting holes.

Further, the clamping shaft is fixed with the first side plate in a bolt connection mode.

Furthermore, a third guide hole is formed in the middle area of the first side plate, the third guide hole is vertically formed in the first side plate, a third connecting hole is formed in one end, close to the first side plate, of the clamping shaft, and a bolt penetrates through the third guide hole and is located in the first connecting hole.

Further, the positioning jig further includes: and the connecting parts are symmetrically arranged on the front side and the rear side of the clamping assemblies and are simultaneously connected with the two clamping assemblies.

Further, the edges of the front side and the rear side of the bottom plate are provided with installation parts, fourth connecting holes are formed in the length direction of the installation parts, and one end of each connecting part penetrates through the fourth connecting hole in one of the clamping assembly bottom plates and is located in the fourth connecting hole in the other clamping assembly bottom plate.

Further, the height of the first side plate is greater than the height of the second side plate.

Furthermore, the first guide hole, the second guide hole and the third guide hole are all strip-shaped through holes.

The utility model has the beneficial effects that:

the first side plate and the second side plate are arranged on two sides of the bottom plate, so that when the hard composite plate is positioned, an installation space can be formed by the first side plate and the second side plate, a clamping space is formed between the two clamping components, the hard composite plate is conveniently installed in the clamping space, the two clamping components are centrosymmetric and are arranged in a staggered manner, so that the two second side plates on the two clamping components can clamp two opposite sides of the hard composite plate, the hard composite plate is positioned, the hard composite plate can be positioned on the clamp without extra setting of a bonding agent, and the hard composite plate is more conveniently positioned; the first guide hole is matched with the first connecting hole, and the second guide hole is matched with the second connecting hole, so that when the hard composite board is tested, a user can adjust the distance between the two clamping components according to the thickness of the hard composite board, and the clamp can adapt to composite boards with different thicknesses; through setting up adapting unit, adapting unit can play the guide effect on the one hand for two centre gripping groups will be relative or remove in opposite directions with the removal route, and on the other hand can produce the fore-and-aft direction of sample piece and interfere, prevents that the skew from taking place for the fore-and-aft direction of stereoplasm composite sheet from centre gripping space, makes the location of stereoplasm composite sheet more stable.

Drawings

FIG. 1 is a schematic diagram of an explosive structure of the present invention;

FIG. 2 is a schematic structural view of the present invention;

fig. 3 is a schematic view of the construction of the clamping assembly of the present invention.

The labels in the figure are: 100-clamping assembly, 110-bottom plate, 111-fourth connecting hole, 120-first side plate, 121-first guiding hole, 122-third guiding hole, 1221-step, 130-second side plate, 131-second guiding hole; 200-a clamping shaft; 300-connecting part.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

Referring to fig. 1-3, a positioning jig comprises: two clamping components 100 that have the same structure, fix at clamping component 100 centre gripping axle 200, two clamping components 100 are central symmetry and set up, and two clamping components 100 misplace each other for can form the centre gripping space between two clamping components 100, clamping component 100 includes: the bottom plate 110, the first side plate 120 and the second side plate 130, the first side plate 120 is movably mounted on the first side of the bottom plate 110, and the second side plate 130 is movably mounted on the second side of the bottom plate 110, so that the first side plate 120 and the second side plate 130 can form a mounting space.

In the above embodiment, the first side plate 120 and the second side plate 130 are mounted on the left and right sides of the bottom plate 110 by bolts, specifically, the left and right edges of the first side plate 120 are provided with the first guiding holes 121, the first guiding hole 121 is vertically disposed on the first side plate 120, the side wall of the bottom plate 110 near one end of the first side plate 120 is further provided with a first connecting hole, a bolt (not shown) passes through the first guiding hole 121 to connect with the first connecting hole, the left and right edges of the second side plate 130 are provided with second guiding holes 131, and the second guide hole 131 is vertically disposed on the second side plate 130, a second connection hole is further disposed on a side wall of the bottom plate 110 near one end of the second side plate 130, a bolt passes through the second guide hole 131 to be connected with the second connection hole, the first guide hole 121 and the second guide hole 131 are both the first guide hole 121 and the second guide hole 131, and the first connecting hole and the second connecting hole are both threaded holes.

When the first side plate 120 is moved, the bolt between the first side plate 120 and the bottom plate 110 is unscrewed, and the first side plate 120 is moved up and down, and when the second side plate 130 is moved, the bolt between the second side plate 130 and the bottom plate 110 is unscrewed, and the second side plate 130 is moved up and down.

In the above embodiment, the clamping shaft 200 is fixed to the first side plate 120 by a bolt, specifically, a third guide hole 122 is disposed in a middle area of the first side plate 120, the third guide hole 122 is vertically disposed on the first side plate 120, a third connecting hole is disposed at an end of the clamping shaft 200 close to the first side plate 120, a bolt passes through the third guide hole 122 and is located in the first connecting hole, wherein the third guide hole 122 is a strip-shaped through hole, the third connecting hole is a threaded hole, the third guide hole 122 and the third connecting hole are located in positions, which can facilitate a user to adjust a center distance, and further, a stepped portion 1221 is further disposed in the third guide hole 122, specifically, the stepped portion 1221 is located at an end of the third guide hole 122, which is far away from the clamping shaft 200, and the stepped portion 1221 is disposed so that the bolt can be hidden in the third guide hole 122.

In the above embodiment, the positioning jig further includes: the connecting member 300 is provided, the connecting member 300 is symmetrically arranged at the front side and the rear side of the clamping assembly 100, the connecting member 300 is simultaneously connected with the two clamping assemblies 100, the connecting member 300 is connected with the two clamping assemblies in an inserting manner, the edges of the front side and the rear side of the bottom plate 110 are respectively provided with a mounting part, the length direction of the mounting part is provided with a fourth connecting hole 111, one end of the connecting member 300 penetrates through the fourth connecting hole 111 on the bottom plate 110 of one clamping assembly 100 and is positioned in the fourth connecting hole 111 on the bottom plate 110 of the other clamping assembly 100, the connecting member 300 can play a guiding role on one hand, so that the two clamping assemblies 100 can move relatively or oppositely along a moving path, on the other hand, interference can be generated on the front and rear direction of a sample plate, the hard composite plate is prevented from being deviated from the front and rear direction of a clamping space, and the positioning of the hard composite plate is more stable, in another embodiment, the connecting member 30 is a strip-shaped guide post, and in another embodiment, the guide post may also be L-shaped, it can be understood that, when the connecting member 300 is a strip-shaped guide post, a baffle plate should be placed at the bottom of the bottom plate 110 in the lower clamping assembly 100 to prevent the guide member from being separated from the third guide hole 122, and in this embodiment, it should be understood that, when the distance between the front and rear end surfaces of the hard composite plate is equal to the distance between the two connecting members 300, the hard composite plate can be prevented from shifting from the front and rear directions of the clamping space.

The working process is as follows: placing the hard composite plates in the clamping space, when the thickness of the hard composite plates is smaller than the distance between the two bottom plates 110, the bottom plate 110 on one clamping assembly 100 contacts with the bottom end face of the hard composite plate, then unscrewing the bolts between the first side plate 120 and the bottom plate 110 on the other clamping assembly 100, moving the bottom plate 110 in the direction close to the hard composite plate, so that the bottom plate 110 can contact with the top end face of the hard composite plate, then fixing the first side plate 120 and the bottom plate 110 by using the bolts, thereby clamping the upper and lower end faces of the hard composite plate, then pulling one clamping assembly 100 along the left and right directions of the bottom plate 110, thereby the two second side plates 130 can clamp the left and right end faces of the hard composite plate, and then passing one end of the connecting component 300 through the fourth connecting hole on the bottom plate 110 of one clamping assembly 100 and being located in the fourth connecting hole on the bottom plate 110 of the other clamping assembly 100, so as to restrict the movement of the hard composite board in the front and rear directions, and then the clamping shafts 200 of the two clamping assemblies 100 are clamped using a universal testing machine, and then the two clamping assemblies 100 are pulled in the left and right directions to test the hard composite board.

The above-described embodiments are only one of the preferred embodiments of the present invention, and general changes and substitutions by those skilled in the art within the technical scope of the present invention are included in the protection scope of the present invention.

Claims

1. A positioning fixture, comprising: two have same structure clamping component (100), fix clamping component (100) centre gripping axle (200), its characterized in that, two clamping component (100) are central symmetry and set up, and two clamping component (100) misplace each other for can form the centre gripping space between two clamping component (100), clamping component (100) includes: the base plate comprises a bottom plate (110), a first side plate (120) and a second side plate (130), wherein the first side plate (120) can be vertically arranged on the first side of the bottom plate (110), and the second side plate (130) can be vertically arranged on the second side of the bottom plate (110), so that an installation space can be formed by the first side plate (120) and the second side plate (130).

2. The positioning fixture of claim 1, wherein the first side plate (120) and the second side plate (130) are mounted on the left and right sides of the bottom plate (110) by bolts.

3. The positioning fixture according to claim 2, wherein a first guiding hole (121) is formed in a left edge and a right edge of the first side plate (120), the first guiding hole (121) is vertically formed in the first side plate (120), a first connecting hole is further formed in a side wall of the bottom plate (110) near one end of the first side plate (120), and a bolt penetrates through the first guiding hole (121) to be connected with the first connecting hole.

4. The positioning fixture according to claim 3, wherein a second guide hole (131) is formed in the left edge and the right edge of the second side plate (130), the second guide hole (131) is vertically formed in the second side plate (130), a second connecting hole is further formed in the side wall of the bottom plate (110) near one end of the second side plate (130), and a bolt penetrates through the second guide hole (131) and is connected with the second connecting hole.

5. A positioning clamp according to claim 4, characterized in that the clamping shaft (200) is fixed to the first side plate (120) by means of a screw connection.

6. The positioning fixture according to claim 5, wherein a third guiding hole (122) is formed in a middle region of the first side plate (120), the third guiding hole (122) is vertically formed in the first side plate (120), a third connecting hole is formed in an end, close to the first side plate (120), of the clamping shaft (200), and a bolt is inserted through the third guiding hole (122) and located in the first connecting hole.

7. The positioning jig of any one of claims 1 to 6, further comprising: the connecting parts (300) are symmetrically arranged on the front side and the rear side of the clamping assemblies (100), and the connecting parts (300) are simultaneously connected with the two clamping assemblies (100).

8. The positioning fixture according to claim 7, wherein the bottom plate (110) is provided with mounting portions at the front and rear edges, the mounting portions are provided with fourth connecting holes (111) in the length direction, and one end of the connecting member (300) passes through the fourth connecting hole (111) of the bottom plate (110) of one of the clamping assemblies (100) and is located in the fourth connecting hole (111) of the bottom plate (110) of the other clamping assembly (100).

9. A positioning clamp according to claim 1, characterized in that the height of said first side plate (120) is greater than the height of said second side plate (130).

10. A positioning fixture according to claim 6, characterized in that said first guide hole (121), said second guide hole (131) and said third guide hole (122) are all elongated through holes.