CN210322568U - Power line tension and torsion testing machine - Google Patents
Power line tension and torsion testing machine Download PDFInfo
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- CN210322568U CN210322568U CN201921121314.1U CN201921121314U CN210322568U CN 210322568 U CN210322568 U CN 210322568U CN 201921121314 U CN201921121314 U CN 201921121314U CN 210322568 U CN210322568 U CN 210322568U
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Abstract
The utility model discloses a power cord draws torsion testing machine belongs to experimental check out test set technical field. A power line tension and torsion testing machine comprises a base, wherein a fixed plate is connected to the top of the base, a first through hole is formed in the outer wall of the fixed plate, a sliding rod is connected to the inner wall of the first through hole in a sliding mode, two fixed blocks are connected to the top of the fixed plate, a rotating shaft is connected between the two fixed blocks, a swinging rod is connected to the outer wall of the rotating shaft, the swinging rod is connected with the sliding rod, a transmission mechanism is connected to one end, away from the rotating shaft, of the swinging rod, the transmission mechanism comprises a lead screw, a sleeve is in threaded connection with the outer wall of the lead screw, the sleeve is rotationally connected; the utility model discloses an adjusting the gliding distance of slide bar, realizing effectively pressing from both sides tightly the power cord, avoid the power cord to appear rocking or the condition that drops at the experimental in-process of drawing the torsional force, device simple structure is favorable to promoting.
Description
Technical Field
The utility model relates to an experimental check out test set technical field especially relates to a power cord draws torsion testing machine.
Background
The tensile testing machine is a mechanical stress applying testing machine for mechanical property tests such as static load, stretching, compression, bending, shearing, tearing, stripping and the like of instruments and equipment aiming at various materials, is suitable for various physical and mechanical property tests of materials such as plastic plates, pipes, profiled bars, plastic films, rubber, electric wires, cables, steel, glass fibers and the like, is developed for materials, and is indispensable detection equipment for physical property tests, teaching research, quality control and the like; the torsion testing machine is used for measuring the mechanical property of a metal or nonmetal sample when the sample is twisted, can apply torque to the sample and measure the torque, and is equipment specially used for torsion experiments.
Before an object is subjected to tension and torsion testing, the object needs to be clamped firstly, so that the object is prevented from shaking or falling off in the experimental process and the accuracy of test data is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem existing in the prior art and providing a power cord tension-torsion testing machine.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a power cord draws torsion testing machine, includes the base, the top of base is connected with the fixed plate, the fixed plate outer wall is opened and is chiseled there is first through-hole, first through-hole inner wall sliding connection has the slide bar, the top of fixed plate is connected with two fixed blocks, two be connected with the axis of rotation between the fixed block, the axis of rotation outer wall is connected with the swinging arms, the swinging arms rotates with the slide bar and links to each other, the one end that the axis of rotation was kept away from to the swinging arms is connected with drive mechanism, the base outer wall is still opened and is chisele.
Preferably, the fixed plate outer wall is also dug with a groove, the slide bar outer wall is connected with a limiting plate, the slide bar outer wall is sleeved with a first elastic element, and the first elastic element is connected between the limiting plate and the groove inner wall.
Preferably, drive mechanism includes the lead screw, the lead screw rotates the top of connecting at the base, lead screw outer wall threaded connection has the sleeve, the sleeve rotates with the swinging arms and links to each other, just the one end that the base was kept away from to the lead screw is connected with the handle.
Preferably, the outer wall of the base is further provided with a threaded hole, the threaded hole is communicated with the second through hole, and the inner wall of the threaded hole is movably connected with a bolt.
Preferably, the bottom of the bolt is connected with a rubber pad, and the outer wall of the rubber pad is provided with anti-skid grains.
Preferably, the swinging arms include first connecting rod, second connecting rod and third connecting rod, the shrinkage pool has all been dug to first connecting rod, second connecting rod and third connecting rod inner wall, just sliding connection has the straight-bar in the shrinkage pool, the second elastic element has been cup jointed to the straight-bar outer wall.
Compared with the prior art, the utility model provides a torsion testing machine is drawn to power cord possesses following beneficial effect:
1. the power line tension-torsion force testing machine comprises a power line, a base, a sleeve, a swinging rod, a first elastic element, a second elastic element, a fixing plate, a second through hole, a handle, a sleeve, a first through hole, a second through hole, a third through hole, a fourth through hole, a fifth through hole, a fourth through hole, a fifth, the straight rod between second connecting rod and the first connecting rod contracts in the meeting concave hole equally, extrude second elastic element, thereby can make better cooperation of slide bar and second through-hole, improve the feasibility of device, get into the second through-hole after the slide bar moves down, can carry out the ascending extrusion of vertical side to the power cord of second through-hole inside, the slide bar bottom extrudees the power cord, make the power cord hug closely the second through-hole inner wall, transmission passes through the rotation of lead screw can be comparatively accurate the swing range of control swinging arms, and then control the extrusion of slide bar to the power cord, after the slide bar extrudees the power cord, rethread revolving bolt, screw into the second through-hole through the screw hole with the bolt, realize the fastening on the horizontal direction of power cord, and the bottom of bolt is connected with the rubber pad, can avoid the excessive tightening of bolt, lead to damaging the power cord.
The device does not relate to the part and all is the same with prior art or can adopt prior art to realize, the utility model discloses a to power cord horizontal direction and the ascending clamp of vertical side, avoid the power cord to drop or not hard up at the in-process that draws the torsional force experiment, improve test data's accuracy, device simple structure, convenient operation is favorable to promoting.
Drawings
Fig. 1 is a schematic structural diagram of a power line tension and torsion testing machine provided by the present invention;
fig. 2 is a schematic structural diagram of a power line tension and torsion testing machine provided by the present invention;
fig. 3 is a schematic cross-sectional view of a base of a power line tension-torsion tester provided by the present invention;
fig. 4 is a schematic view of an external structure of a bolt of the power line tension-torsion testing machine provided by the present invention;
fig. 5 is the utility model provides an outer overall structure schematic diagram of power cord tension-torsion testing machine swinging arms.
In the figure: 1. a base; 2. a fixing plate; 201. a first through hole; 202. a groove; 3. a slide bar; 301. a limiting plate; 4. a fixed block; 5. a rotating shaft; 6. a swing lever; 601. a first link; 602. a second link; 603. a third link; 7. a first elastic element; 8. a screw rod; 9. a sleeve; 10. a handle; 11. a second through hole; 12. a threaded hole; 13. a bolt; 14. a rubber pad; 15. a straight rod; 16. a second elastic element.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-2, a power cord tension and torsion testing machine, including base 1, the top of base 1 is connected with fixed plate 2, the first through-hole 201 has been dug to fixed plate 2 outer wall, sliding connection has slide bar 3 in the first through-hole 201 inner wall, the top of fixed plate 2 is connected with two fixed blocks 4, be connected with axis of rotation 5 between two fixed blocks 4, axis of rotation 5 outer wall is connected with swinging arms 6, swinging arms 6 rotates with slide bar 3 and links to each other, the one end that swinging arms 6 kept away from axis of rotation 5 is connected with drive mechanism, base 1 outer wall still dug have with slide bar 3 matched with second through-hole 11.
Referring to fig. 1-2, a groove 202 is further formed in the outer wall of the fixing plate 2, a limiting plate 301 is connected to the outer wall of the sliding rod 3, a first elastic element 7 is sleeved on the outer wall of the sliding rod 3, and the first elastic element 7 is connected between the limiting plate 301 and the inner wall of the groove 202.
Referring to fig. 1-2, the transmission mechanism includes a screw 8, the screw 8 is rotatably connected to the top of the base 1, a sleeve 9 is connected to the outer wall of the screw 8 through a thread, the sleeve 9 is rotatably connected to the swing rod 6, and a handle 10 is connected to one end of the screw 8, which is far away from the base 1.
Referring to fig. 1 to 3, the outer wall of the base 1 is perforated with a second through hole 11.
Referring to fig. 3-4, the outer wall of the base 1 is further provided with a threaded hole 12, the threaded hole 12 is communicated with the second through hole 11, and the inner wall of the threaded hole 12 is movably connected with a bolt 13.
Referring to fig. 4, a rubber pad 14 is connected to the bottom of the bolt 13, and anti-slip lines are arranged on the outer wall of the rubber pad 14.
Referring to fig. 5, the swing lever 6 includes a first connecting rod 601, a second connecting rod 602, and a third connecting rod 603, concave holes are formed in inner walls of the first connecting rod 601, the second connecting rod 602, and the third connecting rod 603, a straight rod 15 is slidably connected in the concave holes, and a second elastic element 16 is sleeved on an outer wall of the straight rod 15.
In the utility model, when the power line is required to be subjected to the tension-torsion test, firstly, the power line is placed in the second through hole 11 cut on the outer wall of the base 1, then the handle 10 is rotated by controlling, the handle 10 drives the screw rod 8 to rotate on the base 1, and further the screw rod 8 drives the sleeve 9 to move downwards on the outer wall of the screw rod 8, the sleeve 9 drives the swing rod 6 connected with the sleeve to move downwards, the swing rod 6 drives the slide rod 3 to move downwards, in the process of moving downwards of the slide rod 3, the limiting plate 301 outside the slide rod 3 can extrude the first elastic element 7, the first elastic element 7 is contracted between the limiting plate 301 and the inner wall of the groove 202, the buffer effect is achieved, the slide rod 3 is prevented from directly falling, the swing rod 6 is prevented from impacting the fixing plate 2, the service life of the device is influenced, a concave hole is cut in the swing rod 6, when the swing rod 6 moves downwards along with the, the straight rod 15 between the third connecting rod 603 and the second connecting rod 602 contracts, the straight rod 15 between the second connecting rod 602 and the first connecting rod 601 contracts to be in the concave hole to extrude the second elastic element 16, so that the slide rod 3 can be better matched with the second through hole 11, and the feasibility of the device is improved, the slide rod 3 enters the second through hole 11 after moving downwards, the power wire in the second through hole 11 can be extruded in the vertical direction, the bottom of the slide rod 3 extrudes the power wire to enable the power wire to be tightly attached to the inner wall of the second through hole 11, the transmission device can more accurately control the swinging amplitude of the swinging rod 6 through the rotation of the screw rod 8 to further control the extrusion of the slide rod 3 on the power wire, when the slide rod 3 extrudes the power wire, the bolt 13 is screwed into the second through hole 11 through the threaded hole 12 through the rotating bolt 13 to realize the tightening of the power wire in the horizontal direction, and the bottom of the bolt 13 is, the power line can be prevented from being damaged due to the over-tightening of the bolt 13; the utility model discloses a to power cord horizontal direction and the ascending clamp of vertical side, avoid the power cord to drop or not hard up at the in-process that draws the torsional force experiment, improve test data's accuracy, device simple structure, convenient operation is favorable to promoting.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a power cord draws torsion testing machine, includes base (1), its characterized in that, the top of base (1) is connected with fixed plate (2), fixed plate (2) outer wall is opened and is dug there is first through-hole (201), first through-hole (201) inner wall sliding connection has slide bar (3), the top of fixed plate (2) is connected with two fixed blocks (4), two be connected with axis of rotation (5) between fixed block (4), axis of rotation (5) outer wall connection has swinging arms (6), swinging arms (6) rotate with slide bar (3) and link to each other, the one end that axis of rotation (5) were kept away from in swinging arms (6) is connected with drive mechanism, base (1) outer wall is still opened and is dug there is second through-hole (11) with slide bar (3) matched with.
2. The power cord tension and torsion testing machine according to claim 1, wherein a groove (202) is further formed in the outer wall of the fixing plate (2), a limiting plate (301) is connected to the outer wall of the sliding rod (3), a first elastic element (7) is sleeved on the outer wall of the sliding rod (3), and the first elastic element (7) is connected between the limiting plate (301) and the inner wall of the groove (202).
3. The power cord tension and torsion testing machine according to claim 1, wherein the transmission mechanism comprises a screw rod (8), the screw rod (8) is rotatably connected to the top of the base (1), a sleeve (9) is connected to the outer wall of the screw rod (8) in a threaded manner, the sleeve (9) is rotatably connected to the swinging rod (6), and a handle (10) is connected to one end, away from the base (1), of the screw rod (8).
4. The power cord tension and torsion testing machine according to claim 3, wherein a threaded hole (12) is further formed in the outer wall of the base (1), the threaded hole (12) is communicated with the second through hole (11), and a bolt (13) is movably connected to the inner wall of the threaded hole (12).
5. The power cord tension-torsion testing machine according to claim 4, wherein a rubber pad (14) is connected to the bottom of the bolt (13), and anti-skid grains are arranged on the outer wall of the rubber pad (14).
6. The power cord tension-torsion testing machine according to claim 1, wherein the swing rod (6) comprises a first connecting rod (601), a second connecting rod (602) and a third connecting rod (603), concave holes are formed in the inner walls of the first connecting rod (601), the second connecting rod (602) and the third connecting rod (603), a straight rod (15) is connected in the concave holes in a sliding mode, and a second elastic element (16) is sleeved on the outer wall of the straight rod (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921121314.1U CN210322568U (en) | 2019-07-17 | 2019-07-17 | Power line tension and torsion testing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921121314.1U CN210322568U (en) | 2019-07-17 | 2019-07-17 | Power line tension and torsion testing machine |
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| Publication Number | Publication Date |
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| CN210322568U true CN210322568U (en) | 2020-04-14 |
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| CN201921121314.1U Active CN210322568U (en) | 2019-07-17 | 2019-07-17 | Power line tension and torsion testing machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113804551A (en) * | 2021-11-16 | 2021-12-17 | 山东沃赛新材料科技有限公司 | Equipment and method for testing tear resistance of silicone structural adhesive |
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2019
- 2019-07-17 CN CN201921121314.1U patent/CN210322568U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113804551A (en) * | 2021-11-16 | 2021-12-17 | 山东沃赛新材料科技有限公司 | Equipment and method for testing tear resistance of silicone structural adhesive |
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