CN210198840U

CN210198840U - Tensile member fixing clamp for mechanical tensile test

Info

Publication number: CN210198840U
Application number: CN201920693747.8U
Authority: CN
Inventors: Linshu Cao; 曹霖澍
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-15
Filing date: 2019-05-15
Publication date: 2020-03-27
Anticipated expiration: 2029-05-15

Abstract

The utility model relates to a technical field is fixed to the material, discloses a drawing piece mounting fixture for mechanical tensile test, including the main part, the inside left and right sides of main part is equipped with the spigot surface, and the spigot surface middle part is equipped with the guide way, guide way middle part sliding connection grip block, grip block upper surface middle part fixed connection pull rod, the pull rod middle part is equipped with the spout, main part upper surface left and right sides fixed connection fixed plate, fixed plate upper and lower both sides are equipped with the bearing frame, and the bearing frame rotates the connection lead screw, the left and right sides of lead screw middle part threaded connection horizontal pole, horizontal pole through connection spout middle part. The utility model is suitable for a mounting fixture in tensile test presss from both sides the material tightly through setting up two grip blocks to it slides to have set up the spout and drive the grip block, when making the grip block lapse, the distance between two grip blocks is continuous diminishes, thereby makes the grip block can all be with the steady centre gripping of material at whole tensile in-process.

Description

Tensile member fixing clamp for mechanical tensile test

Technical Field

The utility model relates to a technical field is fixed to the material, specifically is a mechanical tensile test is with tensioning member mounting fixture.

Background

The jig is a device for fixing a processing object to occupy a correct position for receiving construction or inspection in a machine manufacturing process, and is also called a jig. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in a process may be referred to as a jig.

The fixture generally comprises a positioning element (for determining the correct position of a workpiece in the fixture), a clamping device, a tool setting guide element (for determining the relative position of the tool and the workpiece or guiding the direction of the tool), an indexing device (for enabling the workpiece to complete the processing of a plurality of stations in one-time installation, including a rotary indexing device and a linear movement indexing device), a connecting element, a fixture body (a fixture base), and the like.

Chinese patent (publication number: CN 204302096U) discloses a tensile piece fixing clamp for a mechanical tensile test, which comprises a tensile connecting sleeve, an adjusting screw rod, a supporting rod, a rotating wheel, two clamping plates and two clamping blocks, wherein the device clamps a material through the two clamping blocks, but the diameter of the material can be reduced in the tensile process, and at the moment, the device can not adjust the distance between the two clamping blocks in time, so that the material can slip from the two clamping blocks, and the device needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a mechanical tensile test is with tensioning member mounting fixture has solved the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a mechanical tensile test is with tensioning member mounting fixture, includes the main part, and the inside left and right sides of main part is equipped with the spigot surface, and the spigot surface middle part is equipped with the guide way, and the guide way middle part sliding connection grip block, grip block upper surface middle part fixed connection pull rod, the pull rod middle part are equipped with the spout, main part upper surface left and right sides fixed connection fixed plate, both sides are equipped with the bearing frame about the fixed plate, and the bearing frame rotates the connection lead screw, the left and right sides of lead screw middle part threaded connection horizontal pole, horizontal pole through connection spout.

As a preferred technical scheme of the utility model, fixed plate upper portion is equipped with the through-hole, and through-hole middle part through connection has the horizontal pole.

As an optimal technical scheme of the utility model, lead screw top fixed connection runner.

As a preferred technical scheme of the utility model, left side grip block right-hand member fixed connection guide bar, right side the grip block left side is equipped with the guiding hole.

As an optimized technical scheme of the utility model, the axle center of guide bar flushes with the axle center of guiding hole.

As an optimized technical scheme of the utility model, the external diameter of guide bar is less than the internal diameter of guiding hole.

As an optimal technical scheme of the utility model, two the relative one side of grip block is equipped with the grip block.

The utility model discloses have following useful part:

the utility model is suitable for a mounting fixture in tensile test, press from both sides the material tightly through setting up two grip blocks, and it slides to have set up the spout and drive the grip block, when making the grip block lapse, the continuous diminishing of distance between two grip blocks, consequently at tensile in-process, though the continuous diminishing of diameter of material, but the distance between two grip blocks also diminishes at continuous, thereby make the grip block can all be with the stable centre gripping of material at whole tensile in-process, experimental normal clear has been guaranteed, whole device clamping is convenient, and the operation is simple, and the suitable popularization and use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of a tension member fixing jig for a mechanical tension test.

Fig. 2 is a front view of a tension member fixing jig for a mechanical tension test.

Fig. 3 is a left side view of a tension member fixing jig for a mechanical tension test.

Fig. 4 is a cross-sectional view a-a of fig. 3.

In the figure: 1. a main body; 2. a guide surface; 3. a guide groove; 4. a clamping block; 5. a fixing plate; 6. a clamping plate; 7. a guide bar; 8. a bearing seat; 9. a screw rod; 10. a cross bar; 11. a through hole; 12. a rotating wheel; 13. a pull rod; 14. a chute; 15. and (4) a guide hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example one

Referring to fig. 1-4, a drawing piece fixing clamp for a mechanical tensile test comprises a main body 1, wherein guide surfaces 2 are arranged on the left side and the right side inside the main body 1, guide grooves 3 are arranged in the middle of the guide surfaces 2, clamping blocks 4 are slidably connected in the middle of the guide grooves 3, pull rods 13 are fixedly connected in the middle of the upper surfaces of the clamping blocks 4, sliding grooves 14 are formed in the middle of the pull rods 13, fixing plates 5 are fixedly connected on the left side and the right side of the upper surface of the main body 1, bearing blocks 8 are arranged on the upper side and the lower side of the fixing plates 5, the bearing blocks 8 are rotatably connected with lead screws 9, the left side and the right side of a cross rod 10 are in threaded connection in the middle of the lead screws 9, rotating wheels 12.

The left side 4 right-hand member fixed connection guide bar 7 of grip block, the right side 4 left side of grip block is equipped with guiding hole 15, and the axle center of guide bar 7 flushes with guiding hole 15 axle center, and the external diameter of guide bar 7 is less than the internal diameter of guiding hole 15. In order to guarantee that the clamping blocks 4 on the left side and the right side are flush, so that the clamping blocks 4 can stably clamp materials, the guide rod 7 is arranged on the right side of the clamping block 4 on the left side, the guide hole 15 is formed in the clamping block 4 on the right side, the guide rod 7 is inserted into the guide hole 15, so that the clamping blocks 4 on the left side and the right side can ascend or descend simultaneously, stable application of clamping force is guaranteed, and the materials can be stably clamped in the clamping blocks 4.

Example two

Referring to fig. 4, the other contents of the present embodiment are the same as those of the first embodiment, except that: and a clamping plate 6 is arranged on one surface of each of the two clamping blocks 4 opposite to each other. Because the diameter of the material that needs the clamping may be different, in order to make whole device can adapt to the material of unidimensional not, install grip block 6 in the grip block 4 of left and right sides, grip block 6 can be connected with grip block 4 through multiple modes such as joint or bolted connection to grip block 6 is circular-arc, has improved the area of contact with the material, can select the grip block 6 of different thickness according to the material of different diameters, thereby make whole device can adapt to the material of unidimensional not.

In the implementation process of the utility model, the rotating wheel 12 is rotated, the rotating wheel 12 drives the screw rod 9 to rotate, thereby driving the cross rod 10 to slide upwards, the cross rod 10 drives the clamping blocks 4 to slide upwards through the pull rod 13, thereby separating the two clamping blocks 4 from each other, at the moment, the material to be clamped is placed between the two clamping blocks 4, the screw rod 9 is rotated reversely, the screw rod 9 drives the cross rod 10 to move downwards, thereby enabling the cross rod 10 to be positioned in the middle of the chute 14, at the moment, the clamping blocks 4 slide downwards along the guide groove 3 under the action of gravity, thereby enabling the two clamping blocks 4 to approach each other, when the two clamping blocks 4 clamp the material, the clamping blocks 4 stop sliding downwards, the material starts to be stretched, the material drives the clamping blocks 4 to move downwards, along with the continuous stretching of the material, the diameter of the material is continuously reduced, at the moment, the two clamping blocks 4, so that the material is kept in a clamped state in the whole stretching process; the utility model is suitable for a mounting fixture in tensile test, press from both sides the material tightly through setting up two grip blocks 4, and it slides to have set up spout 14 drive grip block 4, when making grip block 4 lapse, the distance between two grip blocks 4 is continuous diminishes, consequently at tensile in-process, although the diameter of material is continuous diminishes, but the distance between two grip blocks 4 is also continuous diminishes, thereby make grip block 4 can all with the steady centre gripping of material in whole tensile in-process, experimental normal clear has been guaranteed, whole device clamping is convenient, and the operation is simple, and is suitable for being generalized to use.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a mechanical tensile test is with tensile piece mounting fixture, includes main part (1), and the inside left and right sides of main part (1) is equipped with guide surface (2), its characterized in that, guide surface (2) middle part is equipped with guide way (3), guide way (3) middle part sliding connection grip block (4), and grip block (4) upper surface middle part fixed connection pull rod (13), pull rod (13) middle part are equipped with spout (14), main part (1) upper surface left and right sides fixed connection fixed plate (5), both sides are equipped with bearing frame (8) about fixed plate (5), and connection lead screw (9) are rotated in bearing frame (8), the left and right sides of lead screw (9) middle part threaded connection horizontal pole (10), horizontal pole (10) through connection spout (14) middle part.

2. The tensile member fixing clamp for the mechanical tensile test according to claim 1, wherein a through hole (11) is formed in the upper portion of the fixing plate (5), and a cross rod (10) is connected to the middle of the through hole (11) in a penetrating manner.

3. The tensile member fixing clamp for the mechanical tensile test according to claim 1, wherein the top of the screw rod (9) is fixedly connected with the rotating wheel (12).

4. The tensile member fixing clamp for the mechanical tensile test according to claim 1, wherein a guide rod (7) is fixedly connected to the right end of the clamping block (4) on the left side, and a guide hole (15) is formed in the left side of the clamping block (4) on the right side.

5. The tensile member fixing clamp for mechanical tensile test according to claim 4, wherein the axis of the guide rod (7) is flush with the axis of the guide hole (15).

6. A tensile member fixing jig for mechanical tensile test according to claim 4 or 5, wherein the outer diameter of the guide rod (7) is smaller than the inner diameter of the guide hole (15).

7. The tension member fixing clamp for the mechanical tension test is characterized in that a clamping plate (6) is arranged on one surface, opposite to the two clamping blocks (4).