CN215574292U

CN215574292U - Electronic tension tester

Info

Publication number: CN215574292U
Application number: CN202122023168.2U
Authority: CN
Inventors: 殷煜晟
Original assignee: Shanghai Huayi Inspection Technology Co ltd
Current assignee: Shanghai Huayi Inspection Technology Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-01-18
Anticipated expiration: 2031-08-25

Abstract

The application relates to the technical field of material mechanics performance testing equipment, in particular to an electronic tension testing machine, which comprises a base, a lower clamp arranged on the base, a gantry frame arranged on the base, a cross beam arranged on the inner side of the gantry frame in a sliding manner, an upper clamp arranged on one side of the cross beam close to the base and corresponding to the lower clamp in position, a limiting part arranged on one side of the cross beam close to the base in a sliding manner and used for limiting the upper clamp, a positioning part arranged on the side wall of the upper clamp and connected with the limiting part, and a locking part arranged on the cross beam and used for locking the limiting part. This application has the effect that improves the accuracy of tensile test data.

Description

Electronic tension tester

Technical Field

The application relates to the technical field of material mechanical property testing equipment, in particular to an electronic tension testing machine.

Background

The electronic tension tester is used for mechanical stress application equipment for mechanical properties such as static load, stretching, compression, bending, shearing, tearing, peeling and the like of instruments and equipment aiming at various materials, and is widely applied to various physical and mechanical property tests of plastic plates, pipes, profiled bars, plastic films, rubber, electric wires and cables, steel, glass fiber and other materials.

The existing electronic tension tester mainly comprises a single-arm type and a gantry type. Among them, the gantry type electronic tensile testing machine is widely used because the force value range that the frame structure can bear is relatively large. The existing gantry type electronic tensile testing machine generally comprises a base, a gantry frame, a cross beam, an upper clamp, a lower clamp and a driving mechanism. During operation, a worker firstly clamps two ends of an object to be tested on the upper clamp and the lower clamp respectively, and then drives the cross beam to slide towards a direction far away from the base through the driving mechanism, so that the object to be tested is stretched under the combined action of the upper clamp and the lower clamp, and finally, the stretching data is recorded.

In view of the above-mentioned related technologies, the inventor thinks that the existing upper clamp is easy to shake when performing a tensile test on an object to be tested, and has a defect affecting the accuracy of test data.

SUMMERY OF THE UTILITY MODEL

In order to be able to effectual improvement tensile test data's accuracy, this application provides an electron tensile testing machine.

The application provides an electron tensile testing machine adopts following technical scheme:

the utility model provides an electron tensile testing machine, including the base, set up the lower anchor clamps on the base, set up the longmen frame on the base, slide and set up in the inboard crossbeam of longmen frame, set up in the crossbeam and be close to base one side and the position and the corresponding anchor clamps in position of lower anchor clamps, slide and set up in the crossbeam and be close to one side of base and be used for restricting the locating part of anchor clamps, set up in the lateral wall of last anchor clamps and the setting element that is connected with the locating part, and set up on the crossbeam and be used for locking the locking piece of locating part.

Through adopting above-mentioned technical scheme, through setting up the locating part, setting element and locking piece, the tester can be after installing anchor clamps, slide the locating part to appointed position again, then be connected the locating part with the locating part of adjusting the position again fixedly, reuse the locking piece after that and come to prescribe a limit to the locating part of adjusting the position, thereby can increase the stability of anchor clamps when carrying out tensile test to a certain extent, and then the effectual accuracy that improves tensile test data.

Optionally, the limiting part includes a hollow cylinder slidably disposed on one side of the cross beam and a slide bar disposed at one end of the hollow cylinder far away from the cross beam and slidably engaged with an inner cavity of the hollow cylinder, and a limiting part for limiting the slide bar to slide is disposed on one side of the hollow cylinder.

Through adopting above-mentioned technical scheme, through setting up draw runner and hollow section of thick bamboo, the workman can adjust the holistic length of locating part according to not unidimensional last anchor clamps to the adaptation is spacing to not unidimensional last anchor clamps, and through setting up the restriction piece, can be convenient for the tester to injecing the draw runner of adjusting the position, thereby improves the overall stability of locating part.

Optionally, the setting element is including setting up in the fixed block that last anchor clamps are close to draw runner one side and rotate and set up in the fixed block and keep away from the strip that changes of last anchor clamps one side, the strip that changes is kept away from one end of fixed block and draw runner one side threaded connection that is close to last anchor clamps.

Through adopting above-mentioned technical scheme, through setting up the strip that changes, the tester can be directly will change the position threaded connection that strip and draw runner correspond to realize being connected of locating part and setting element, and then reach the purpose that improves anchor clamps stability.

Optionally, the crossbeam is close to one side of base and is seted up the spout of being connected with hollow section of thick bamboo tip slides, follows the tank bottom of spout runs through and is provided with a plurality of locking holes, the locking piece including run through set up in one side of crossbeam and with the locking hole sliding fit's screw rod, the screw rod runs through the one end in locking hole and the tip threaded connection of hollow section of thick bamboo.

By adopting the technical scheme, through setting up spout, locking hole and screw rod, the tester can be when the position of hollow section of thick bamboo is restricted in needs, at first with the screw rod through position and the corresponding locking hole in hollow section of thick bamboo position, then with the screw rod through the one end of locking hole and the corresponding position threaded connection of hollow section of thick bamboo to the realization is to the restriction of locating part overall position.

Optionally, a threaded hole is formed in one side of the hollow cylinder, a plurality of limiting holes are arranged in the extending direction of the sliding strip in a penetrating mode, the limiting piece comprises a screw which is arranged on one side of the hollow cylinder and is in threaded connection with the threaded hole, and the screw can be matched with the limiting holes in a sliding and inserting mode.

Through adopting above-mentioned technical scheme, through setting up screw hole, spacing hole and screw, the tester can be when the position that needs to the draw runner is limited, at first with screw and screw hole threaded connection, then penetrate the screw in the spacing downthehole of corresponding position again to reach the gliding purpose of restriction draw runner through the screw.

Optionally, the sliding groove is a dovetail groove, one end of the hollow cylinder is provided with a dovetail block matched with the dovetail groove, and the dovetail block is provided with a connecting hole matched with the screw in a sliding and inserting mode.

Through adopting above-mentioned technical scheme, through setting up dovetail and dovetail piece, can effectual improvement hollow section of thick bamboo and the connection stability of crossbeam lateral wall to can promote the draw runner to a certain extent and change the connection stability of strip, reach the purpose that further improves anchor clamps stability, and the connecting hole that sets up, the tester can directly run through the screw rod behind the connecting hole again with hollow section of thick bamboo threaded connection, in order to reach the purpose of locking locating part.

Optionally, the two limiting parts are arranged and are respectively located on two sides of the upper clamp.

Through adopting above-mentioned technical scheme, through setting up two locating parts, can be convenient for carry on spacingly simultaneously to the both sides of going up anchor clamps through two locating parts to can further strengthen the stability of going up anchor clamps when the test.

Optionally, the side wall of the rotating strip is provided with an extending strip.

Through adopting above-mentioned technical scheme, set up the extension strip through the lateral wall at commentaries on classics strip, can be convenient for the tester to the rotation of commentaries on classics strip to can improve the connection efficiency between setting element and the locating part to a certain extent.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the limiting part, the positioning part and the locking part, a tester can slide the limiting part to an appointed position after installing the upper clamp, then connect and fix the positioning part and the limiting part with the adjusted position, and then lock the limiting part with the adjusted position by using the locking part, so that the stability of the upper clamp during tensile test is improved, and the accuracy of tensile test data is effectively improved;

2. through setting up the commentaries on classics strip, the tester can be directly with changeing the position threaded connection that strip and draw runner correspond, has realized being connected of locating part and setting element, has improved the stability of going up anchor clamps, and in addition, the dovetail and the dovetail piece that set up can improve the stability of being connected of hollow section of thick bamboo and crossbeam lateral wall to promote the draw runner and changeed the stability of being connected of strip, reached the purpose that further improves anchor clamps stability.

Drawings

Fig. 1 is a schematic overall structure diagram of an electronic tensile testing machine according to an embodiment of the present application;

FIG. 2 is a schematic view of another perspective of a partial structure of an electronic tensile testing machine according to an embodiment of the present application;

FIG. 3 is an enlarged view of portion A of FIG. 1;

fig. 4 is an exploded view of a part of the structure of the electronic tensile testing machine according to the embodiment of the present application.

Description of reference numerals: 1. a base; 10. a lower clamp; 11. a gantry frame; 12. a cross beam; 120. a chute; 1200. a locking hole; 13. an upper clamp; 2. a limiting member; 20. a hollow cylinder; 200. a threaded hole; 201. a dovetail block; 2010. connecting holes; 202. a hole of abdication; 21. a slide bar; 210. a limiting hole; 211. mounting holes; 3. a positioning member; 30. a fixed block; 31. strip turning; 310. an extension bar; 311. a threaded portion; 4. a screw; 5. and (4) screws.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses electron tensile testing machine. Referring to fig. 1, the electronic tensile testing machine includes a base 1 and a gantry frame 11. The gantry frame 11 is integrally installed on the upper end face of the base 1, wherein a beam 12 is arranged on the inner side of the gantry frame 11, two ends of the beam 12 are connected with two inner side walls of the gantry frame 11 in a sliding mode respectively, and meanwhile, a driving mechanism connected with the beam 12 is arranged at the top of the gantry frame 11.

In addition, a lower clamp 10 is detachably arranged in the middle of the upper end face of the base 1, and an upper clamp 13 is detachably arranged on the side wall of the beam 12 close to the base 1, wherein the position of the upper clamp 13 corresponds to the position of the lower clamp 10.

During working, a tester firstly clamps two ends of an object to be tested at clamping ends of the lower clamp 10 and the upper clamp 13 respectively, and then drives the beam 12 and the upper clamp 13 to move integrally in a direction away from the base 1 through the driving mechanism so as to stretch the object to be tested, thereby achieving the purpose of testing tension data of the object to be tested.

Referring to fig. 2 and 3, two sliding grooves 120 are symmetrically disposed on the lower end surface of the cross beam 12, the two sliding grooves 120 are respectively located on two sides of the upper fixture 13, and the extending directions of the two sliding grooves 120 are consistent with the length direction of the cross beam 12.

In addition, in order to effectively improve the accuracy of the tensile test data, the two sliding grooves 120 are both provided with dovetail grooves, and meanwhile, a dovetail block 201 is connected in each sliding groove 120 in a sliding manner. Wherein, a limiting part 2 is arranged on one side of each dovetail block 201 away from the bottom of the sliding groove 120, and in addition, positioning parts 3 corresponding to the limiting parts 2 are respectively arranged on two sides of the upper clamp 13.

Referring to fig. 2 and 3, in the present embodiment, the position limiter 2 includes a hollow cylinder 20 and a slide bar 21. Wherein, the one end of hollow cylinder 20 is fixed in one side of dovetail block 201, and draw runner 21 sets up and keeps away from the one end of dovetail block 201 and with the cooperation of inserting of the inner chamber of hollow cylinder 20 at hollow cylinder 20.

Meanwhile, referring to fig. 2 and 3, in order to limit the position of the slide bar 21, a limiting member is provided at a side of the hollow cylinder 20 adjacent to the upper clamp 13, and in the present embodiment, the limiting member includes a screw 5. Wherein, a threaded hole 200 is provided at one side of the hollow cylinder 20 in a penetrating manner, in addition, a plurality of limiting holes 210 are provided along the extending direction of the slide bar 21, and the plurality of limiting holes 210 are uniformly arranged at equal intervals along the extending direction of the slide bar 21. The screw 5 is screwed in the threaded hole 200, and one end of the screw 5 penetrating through the threaded hole 200 is in sliding fit with the limiting hole 210.

After the tester adjusts the position of the slide bar 21, the tester can directly screw the screw 5, so that the screw 5 penetrates through the threaded hole 200 and is inserted into the corresponding limiting hole 210 on the side wall of the slide bar 21, thereby locking the position of the slide bar 21.

Referring to fig. 3 and 4, in the present embodiment, the positioning member 3 includes a fixing block 30 and a rotating strip 31, wherein the fixing block 30 is fixed on a side wall of the upper fixture 13, meanwhile, the rotating strip 31 is vertically installed on a side of the fixing block 30 far away from the upper fixture 13, and one end of the rotating strip 31 is rotatably connected to the fixing block 30.

In addition, in order to facilitate the rotation of the rotating strips 31, two extending strips 310 are symmetrically arranged on the side wall of each rotating strip 31, in addition, a threaded portion 311 is arranged at one end of the rotating strip 31 far away from the fixed block 30, meanwhile, a mounting hole 211 is arranged on the side wall of the bottom end of the sliding strip 21, and the threaded portion 311 can be in threaded connection with the mounting hole 211.

When a tester needs to connect the positioning element 3 with the limiting element 2, the position of the slide bar 21 needs to be adjusted according to the position of the rotating bar 31, then the threaded portion 311 of the rotating bar 31 is aligned with the mounting hole 211 of the side wall of the slide bar 21, and then the rotating bar 31 is screwed to screw the threaded portion 311 into the mounting hole 211, so that the purpose of connecting the positioning element 3 with the limiting element 2 is achieved.

Referring to fig. 2 and 4, in order to further improve the limiting effect of the limiting member 2 on the upper clamp 13, two locking members are disposed on a side of the cross beam 12 away from the base 1, wherein the two locking members respectively correspond to the two sliding grooves 120, and in this embodiment, the locking members include screws 4. Meanwhile, a plurality of locking holes 1200 are formed through the bottom of each sliding groove 120, and the locking holes 1200 are uniformly and equally spaced along the extending direction of each sliding groove 120.

In addition, a connection hole 2010 is provided through the middle portion of the dovetail block 201, and the screw rod 4 is slidably engaged with the locking hole 1200 and the connection hole 2010. In addition, a yielding hole 202 is formed in one end, away from the base 1, of the hollow cylinder 20, and one end, penetrating through the connecting hole 2010, of the screw rod 4 is in threaded connection with the yielding hole 202.

After the tester connects the limiting member 2 with the positioning member 3, and needs to further limit the position of the limiting member 2, the screw rod 4 needs to sequentially penetrate through the locking hole 1200 and the connecting hole 2010 corresponding to the position, and then the screw rod 4 penetrates through one end of the connecting hole 2010 and the abdicating hole 202 at the upper end of the hollow cylinder 20 to be in threaded connection, so as to achieve the purpose of further improving the limiting effect of the limiting member 2 on the upper clamp 13.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an electron tensile testing machine, includes base (1), sets up lower anchor clamps (10) on base (1), sets up gantry frame (11) on base (1), slides and sets up in crossbeam (12) of gantry frame (11) inboard and set up in crossbeam (12) be close to base (1) one side and position and lower anchor clamps (10) the corresponding anchor clamps (13) of position, its characterized in that: the clamping device is characterized by further comprising a limiting piece (2) which is arranged on one side, close to the base (1), of the cross beam (12) in a sliding mode and used for limiting the upper clamp (13), a positioning piece (3) which is arranged on the side wall of the upper clamp (13) and connected with the limiting piece (2), and a locking piece which is arranged on the cross beam (12) and used for locking the limiting piece (2).

2. The electronic tensile testing machine of claim 1, wherein: the limiting piece (2) comprises a hollow cylinder (20) arranged on one side of the cross beam (12) in a sliding mode and a sliding strip (21) which is arranged at one end, far away from the cross beam (12), of the hollow cylinder (20) and is matched with an inner cavity of the hollow cylinder (20) in a sliding mode, and a limiting piece used for limiting the sliding strip (21) to slide is arranged on one side of the hollow cylinder (20).

3. The electronic tensile testing machine of claim 2, wherein: the positioning piece (3) comprises a fixing block (30) which is arranged on one side, close to the sliding strip (21), of the upper clamp (13) and a rotating strip (31) which is arranged on one side, far away from the upper clamp (13), of the fixing block (30) in a rotating mode, wherein one end, far away from the fixing block (30), of the rotating strip (31) is in threaded connection with one side, close to the upper clamp (13), of the sliding strip (21).

4. The electronic tensile testing machine of claim 3, wherein: crossbeam (12) are close to one side of base (1) and offer spout (120) of being connected with hollow section of thick bamboo (20) tip slides, follow the tank bottom of spout (120) is run through and is provided with a plurality of locking holes (1200), the locking piece is including running through set up in one side of crossbeam (12) and with locking hole (1200) slide and insert complex screw rod (4), screw rod (4) run through the one end of locking hole (1200) and the tip threaded connection of hollow section of thick bamboo (20).

5. The electronic tensile testing machine of claim 4, wherein: one side of the hollow cylinder (20) is provided with a threaded hole (200) in a penetrating manner, a plurality of limiting holes (210) are formed in the extending direction of the sliding strip (21), the limiting piece comprises a screw (5) which is arranged on one side of the hollow cylinder (20) and is in threaded connection with the threaded hole (200), and the screw (5) can be in sliding insertion fit with the limiting holes (210).

6. The electronic tensile testing machine of claim 5, wherein: the sliding groove (120) is arranged to be a dovetail groove, a dovetail block (201) matched with the dovetail groove is arranged at one end of the hollow cylinder (20), and a connecting hole (2010) matched with the screw rod (4) in a sliding insertion mode is arranged in the dovetail block (201) in a penetrating mode.

7. The electronic tensile testing machine of claim 6, wherein: the two limiting parts (2) are arranged, and the two limiting parts (2) are respectively located on two sides of the upper clamp (13).

8. The electronic tensile testing machine of claim 7, wherein: the side wall of the rotating strip (31) is provided with an extending strip (310).