CN213209703U

CN213209703U - Wire tension testing device

Info

Publication number: CN213209703U
Application number: CN202021996849.6U
Authority: CN
Inventors: 李冉
Original assignee: Dongguan Yonghao Electric Power Co ltd
Current assignee: Dongguan Yonghao Electric Power Co ltd
Priority date: 2020-09-12
Filing date: 2020-09-12
Publication date: 2021-05-14
Anticipated expiration: 2030-09-12

Abstract

The utility model relates to a wire rod pulling force testing arrangement, include the base and install stand on the base, the vertical setting of axis of stand, install the tool on the stand, it is in including fixed setting to go up the tool mount pad on the stand, install spacing post on the mount pad, install fixing base, slip setting on the spacing post are in press from both sides tight seat on the spacing post and be used for the drive press from both sides the gliding drive assembly of tight seat, press from both sides tight seat and be located the mount pad with between the fixing base, the fixing base is close to the one side of pressing from both sides tight seat has first tight terminal surface of clamp, it is close to press from both sides tight seat the one side of fixing base has the tight terminal surface of second clamp, and the wire rod is located when pressing from both sides tight wire rod first press from both sides. This application has improved the tight effect of clamp of wire rod.

Description

Wire tension testing device

Technical Field

The application relates to the field of wire rod tension test, in particular to a wire rod tension test device.

Background

With the development of science and technology and economy, the electric appliances have been widely used, such as air conditioners, electric cookers, computers, fans and the like. The popularization of the electrical appliances effectively improves the quality of life. When the electrical appliance is needed to be used, the power connection line is not opened, and generally refers to a component for connecting the electrical appliance to a power supply. The power connection line generally includes a wire rod and a power connector, one end of the wire rod is connected to the power connector, the other end of the wire rod is connected to an electrical appliance, and the power connector is communicated to the power supply to enable the electrical appliance to work.

For wires applied to different fields, certain requirements are required for the tensile strength specification of the wires in order to reduce the occurrence of the condition that the wires are pulled apart in the using process. Therefore, a wire tension test device is generally used to perform a tension test on a wire during the production of the wire.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the clamping force of the existing wire tension testing device on the wire is insufficient, the wire is easy to slip or even break away when being clamped for testing, and then the testing result is influenced.

SUMMERY OF THE UTILITY MODEL

In order to improve the tight problem of clamp of wire rod, this application provides a wire rod tension testing arrangement.

The application provides a wire rod tension testing arrangement adopts following technical scheme:

a wire tension testing device comprises a base and a vertical column arranged on the base, wherein the axis of the vertical column is vertically arranged, the upright post is provided with a sensor, an upper jig and a lower jig, the upper jig comprises a mounting seat fixedly arranged on the upright post, a limiting post arranged on the mounting seat, a fixed seat arranged on the limiting post, a clamping seat arranged on the limiting post in a sliding way and a driving component used for driving the clamping seat to slide, the clamping seat is positioned between the mounting seat and the fixed seat, one surface of the fixed seat close to the clamping seat is provided with a first clamping end surface, one side of the clamping seat, which is close to the fixed seat, is provided with a second clamping end face, when a wire is clamped, the wire is positioned between the first clamping end face and the second clamping end face, and the structure of the lower jig is the same as that of the upper jig.

Through adopting above-mentioned technical scheme, just can order about through using drive assembly press from both sides tight seat along spacing post to the direction of going up the mount pad is constantly close to, thereby makes first press from both sides tight terminal surface and the tight terminal surface of second clamp is close to each other until the laminating, the wire rod just can be pressed from both sides tightly extremely press from both sides tight seat and between the mount pad, thereby be convenient for carry out the tensile test to the wire rod. Therefore, the wire tension testing device improves the wire clamping problem.

Preferably, the number of the limiting columns is at least two, and when the number of the limiting columns is two, the two limiting columns are respectively located at two ends of the mounting seat in the length direction.

Through adopting above-mentioned technical scheme, set up two piece at least spacing posts, spacing post just can be to press from both sides tight seat and play limiting displacement. The clamping seat is not easy to shake when in use, so that the working stability of the wire tension testing device can be improved.

Preferably, the driving assembly comprises a screw rod in threaded connection with the fixed seat, one end of the screw rod is abutted against one side, close to the fixed seat, of the clamping seat, and the other end of the screw rod is provided with a rotating handle.

By adopting the technical scheme, the screw rod can be driven to rotate by rotating the rotating handle, and the screw rod can apply a force to the clamping seat in the direction close to the mounting seat by rotating, so that the clamping seat is continuously close to the mounting seat. The screw rod is rotated by using the rotating handle, so that the operation is simple and convenient, the clamping degree of the wire rod is convenient to control, and the usability of the wire rod tension testing device is improved.

Preferably, one side of the clamping seat, which is close to the fixed seat, is fixedly provided with an extrusion groove, an extrusion elastic sheet is detachably arranged in the extrusion groove, and one end of the screw rod is pressed on one side, which is close to the fixed seat, of the extrusion elastic sheet.

By adopting the technical scheme, through the arrangement of the extrusion elastic sheet, the screw rod can be pressed on the extrusion elastic sheet instead of the clamping seat, so that the phenomenon that the screw rod is pressed on the clamping seat for a long time to cause the clamping seat to have pits or even damage can be reduced.

Preferably, the first clamping end face and the second clamping end face are provided with concave-convex grains which are matched with each other.

Through adopting above-mentioned technical scheme, the buckle can increase the area of contact and the extrusion force that receives when the wire rod is pressed from both sides tightly to make the wire rod more stable when pressing from both sides tightly, further reduce the wire rod and take place to skid or the emergence of the condition of breaking away from when drawing. And the working stability of the wire tension testing device is improved.

Preferably, the embossment is wavy.

By adopting the technical scheme, the wavy concavo convex grains can reduce the phenomenon of stress concentration of the wire rod when the wire rod is clamped, and then the occurrence of the situation of breakage of the wire rod caused by the stress concentration when the wire rod is clamped can be reduced. And the working stability of the wire tension testing device is improved.

Preferably, the fixture further comprises a cleaning mechanism, the cleaning mechanism comprises an air pump arranged on one side of the width direction of the upright column and a spray head connected with the air pump, and the spray head faces towards the mounting seat of the upper fixture and the clamping seat.

By adopting the technical scheme, after the wire tension testing device is used, the upper jig can be cleaned through the cleaning mechanism, and the spray head can spray gas between the mounting seat and the clamping seat to clean impurities remained between the mounting seat and the clamping seat.

Preferably, the number of the cleaning mechanisms is at least two, and when the number of the cleaning mechanisms is two, one cleaning mechanism is located on one side of the upper jig, and the other cleaning mechanism is located on one side of the middle part of the upright column in the length direction.

By adopting the technical scheme, at least two cleaning mechanisms are arranged, the upper jig and the lower jig can be cleaned simultaneously after the test operation is finished, and the cleaning effect of the cleaning mechanisms is improved.

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

1. the upper jig comprises a mounting seat fixedly arranged on the upright column, a limiting column arranged on the mounting seat, a fixed seat arranged on the limiting column, a clamping seat arranged on the limiting column in a sliding manner and a driving assembly used for driving the clamping seat to slide, and a wire can be clamped between the mounting seat and the clamping seat by matching the first clamping end face and the second clamping end face so as to improve the wire clamping problem;

2. go up the tool including the extrusion shell fragment right press from both sides the tight seat of clamp and protect, reduce press from both sides the emergence of the tight seat damage condition, just the extrusion shell fragment is convenient for dismouting and change to increase wire rod tension test device's usability.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a schematic structural diagram of the upper jig shown in FIG. 1;

FIG. 3 is a schematic view of the upper jig of FIG. 1;

fig. 4 is a partially enlarged schematic view of a portion a in fig. 1.

Description of reference numerals: 1. a base; 2. a column; 3. a sensor; 4. mounting a jig; 41. a mounting seat; 411. a first clamping end face; 42. a limiting column; 43. a fixed seat; 44. a clamping seat; 441. a second clamping end face; 442. extruding a groove; 443. extruding the elastic sheet; 45. a drive assembly; 451. a screw rod; 452. rotating the handle; 5. a lower jig; 6. a cleaning mechanism; 61. a spray head; 62. an air pump.

Detailed Description

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

The embodiment of the application discloses wire rod tension testing arrangement. Referring to fig. 1, wire rod tension test device includes base 1 and installs stand 2 on base 1, and base 1 is the cuboid type roughly and is used for carrying out the bearing to stand 2, and stand 2 is the cuboid type roughly, and the vertical setting of axis of stand 2 is in order to have upper end and lower extreme. Install sensor 3, go up tool 4 and lower tool 5 in proper order from the upper end of stand 2 to the lower extreme of stand 2, go up tool 4 and stand 2 fixed connection, lower tool 5 and stand 2 sliding connection.

When the wire tension testing device is used, one end of a wire is clamped by the upper fixture 4, the other end of the wire is clamped by the lower fixture 5, and the sensor 3 can record the limit drawing force which can be borne by the wire in the process of drawing the wire by enabling the lower fixture 5 to move downwards. The specific working principle of the wire tension test and the internal structure of the stand column 2 are the prior art and are not described in detail.

Referring to fig. 1 and 2, the upper jig 4 is fixedly disposed at the upper end of the upright column 2, and the upper jig 4 includes a mounting seat 41, a limiting post 42 fixedly disposed on the mounting seat 41, a fixing seat 43 mounted on the limiting post 42, a clamping seat 44 slidably disposed on the limiting post 42, and a driving assembly 45 for driving the clamping seat 44 to slide on the limiting post 42. Specifically, the mounting seat 41 is installed below the sensor 3, a side of the mounting seat 41 away from the sensor 3 is provided with a first clamping end surface 411 to match the clamping seat 44, the first clamping end surface 411 is substantially perpendicular to the horizontal plane, and in the embodiment, the vertical cross section of the first clamping end surface 411 is substantially rectangular to increase the contact area with the wire. Spacing screw hole has been seted up to first tight terminal surface 411 length direction's both sides, and spacing post 42 threaded connection is on spacing screw hole, and spacing post 42 is the cylinder size roughly, and the one end that spacing post 42 is used for the installation is provided with the external screw thread with threaded connection on spacing screw hole, and in this embodiment, spacing post 42 has two, and spacing post 42's axis level sets up, and two spacing posts 42 are located first both ends of pressing from both sides tight terminal surface 411 length direction respectively. The one end that mount pad 41 was kept away from to two spacing posts 42 flushes, and fixing base 43 is the cuboid type generally, and the through-hole has been seted up at fixing base 43 length direction's both ends, and the through-hole is worn to locate by the one end of spacing post 42, the other end of spacing post 42 be located the through-hole and with through-hole fixed connection, spacing post 42 and through-hole fixed connection's mode can be the welding.

Referring to fig. 2 and 3, the clamping seat 44 is slidably disposed on the two limiting columns 42, so as to be capable of slidably engaging with the mounting seat 41 along the limiting columns 42. The clamping base 44 is substantially in a cuboid shape, two ends of the clamping base 44 in the length direction are provided with limiting through holes, and the limiting rods penetrate through the limiting through holes. One surface of the clamping seat 44 close to the mounting seat 41 is provided with a second clamping end surface 441 to match the first clamping end surface 411, the second clamping end surface 441 is substantially perpendicular to the horizontal plane, the vertical cross section of the second clamping end surface 441 is substantially rectangular, and the area of the vertical cross section of the second clamping end surface 441 can be the same as that of the first clamping end surface 411. By using the driving assembly 45 to drive the clamping seat 44 to approach the mounting seat 41, the second clamping end surface 441 can be attached to the first clamping end surface 411, so as to clamp the inserted wire.

It is worth mentioning that, all be provided with the raised grain of mutually supporting on first clamp terminal surface 411 and the second clamp terminal surface 441, in this embodiment, the raised grain is the wave type roughly, and the raised grain of first clamp terminal surface 411 and the raised grain of second clamp terminal surface 441 are crisscross to be set up, and when first clamp terminal surface 411 and the laminating of second clamp terminal surface 441, the raised grain of first clamp terminal surface 411 and the raised grain of second clamp terminal surface 441 can fill the space in order to realize totally closed. Through setting up the raised grain, can increase the frictional force that the wire rod received when pressing from both sides tightly on the one hand, the wire rod is difficult for falling out from between pressing from both sides tight seat 44 and the mount pad 41 when pressing from both sides tightly, and the raised grain of on the other hand wave type is favorable to reducing the concentrated atress of wire rod, reduces the wire rod and leads to the emergence of the condition of bursting apart owing to receiving concentrated power when pressing from both sides tightly. The usability and the test stability of the wire tension test device are improved.

Referring to fig. 3, the driving assembly 45 is used for driving the clamping seat 44 to slide on the limiting rod, and the driving assembly 45 includes a screw 451 screwed on the fixed seat 43 and a rotating handle 452 disposed on the screw 451. Specifically, a threaded hole is formed in the middle of the fixing seat 43, the axis of the threaded hole is horizontally arranged, the screw rod 451 is substantially cylindrical, the axis of the screw rod 451 is horizontally arranged, and the screw rod 451 is in threaded connection with the threaded hole of the fixing seat 43. One end of the screw rod 451 is close to one side of the clamping seat 44 close to the fixed seat 43 to realize pushing of the clamping seat 44, and the other end of the screw rod 451 is fixedly provided with a rotating handle 452 to facilitate rotation. Therefore, by rotating the screw rod 451 by using the rotating handle 452, the screw rod 451 can push the clamping seat 44, and due to the self-locking of the screw thread, when the wire is clamped between the clamping seat 44 and the mounting seat 41, the screw rod 451 maintains a relatively stable position to continuously clamp the wire.

The screw 451 continuously applies a pushing force to the clamping seat 44, and the clamping seat 44 is easily dented or damaged if the pushing force is applied for a long time. For this purpose, a pressing groove 442 is fixedly disposed on a side of the clamping seat 44 close to the fixing seat 43, a pressing spring 443 is detachably disposed in the pressing groove 442, one end of the screw abuts against a side of the pressing spring 443 close to the fixing seat 43, in the present embodiment, a vertical cross section of the pressing groove 442 is substantially rectangular, a vertical cross section of the pressing spring 443 is also substantially rectangular to be placed in the pressing groove 442, and the pressing spring 443 is installed in the pressing groove 442 by a threaded connection manner for convenient replacement.

Referring to fig. 1 and 4, the lower jig 5 has a structure identical to that of the upper jig 4 for the convenience of production. In addition, the wire tension testing device further comprises a cleaning mechanism 6 for cleaning the used upper jig 4 and the used lower jig 5, the cleaning mechanism 6 comprises an air pump 62 installed on one side of the width direction of the stand column 2 and a spray head 61 connected with the air pump 62, the spray head 61 faces to the position between the first clamping end face 411 and the second clamping end face 441, after the upper jig 4 and the lower jig 5 are used, the position between the first clamping end face 411 and the second clamping end face 441 can be cleaned by starting the air pump 62, and the situation that foreign matters exist between the first clamping end face 411 and the second clamping end face 441 to influence a testing result is reduced. In this embodiment, there are two cleaning mechanisms 6, one cleaning mechanism 6 is located on one side of the upper fixture 4, the other cleaning mechanism 6 is located in the middle of the upright column 2, and the lower fixture 5 can be cleaned by driving the lower fixture 5 to ascend to the middle of the upright column 2. It is also possible to set the cleaning mechanism 6 on both sides of the width direction of the column 2 to clean the upper jig 4 and the lower jig 5 from a plurality of directions, thereby increasing the cleaning effect.

The implementation principle of the wire tension testing device in the embodiment of the application is as follows: one end of a wire rod is clamped through the upper jig 4, the other end of the wire rod is clamped through the lower jig 5, the lower jig 5 is driven to draw the wire rod, so that the tensile force of the wire rod is tested, and after the tensile force test of the wire rod is finished, the upper jig 4 and the lower jig 5 are cleaned through the cleaning mechanism 6, and the wire rod test operation is completed.

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 a wire rod tension testing arrangement, includes base (1) and installs stand (2) on base (1), its characterized in that: the axis of the upright post (2) is vertically arranged, a sensor (3), an upper jig (4) and a lower jig (5) are installed on the upright post (2), the upper jig (4) comprises an installation seat (41) fixedly arranged on the upright post (2), a limiting column (42) installed on the installation seat (41), a fixed seat (43) installed on the limiting column (42), a clamping seat (44) arranged on the limiting column (42) in a sliding manner and a driving assembly (45) used for driving the clamping seat (44) to slide, the clamping seat (44) is located between the installation seat (41) and the fixed seat (43), a first clamping end face (411) is arranged on one face, close to the clamping seat (44), of the fixed seat (43), and a second clamping end face (441) is arranged on one face, close to the fixed seat (43), of the clamping seat (44), when the wire is clamped, the wire is positioned between the first clamping end face (411) and the second clamping end face (441), and the structure of the lower jig (5) is the same as that of the upper jig (4).

2. The wire tension testing device of claim 1, wherein: the number of the limiting columns (42) is at least two, and when the number of the limiting columns (42) is two, the two limiting columns (42) are respectively located at two ends of the mounting base (41) in the length direction.

3. The wire tension testing device of claim 1, wherein: the driving assembly (45) comprises a screw rod (451) in threaded connection with the fixed seat (43), one end of the screw rod (451) is pressed against one side, close to the fixed seat (43), of the clamping seat (44), and the other end of the screw rod (451) is provided with a rotating handle (452).

4. A wire tension testing device as claimed in claim 3, wherein: one side, close to the fixed seat (43), of the clamping seat (44) is fixedly provided with an extrusion groove (442), an extrusion elastic sheet (443) is detachably arranged in the extrusion groove (442), and one end of the screw rod (451) is pressed against one side, close to the fixed seat (43), of the extrusion elastic sheet (443).

5. The wire tension testing device of claim 1, wherein: the first clamping end face (411) and the second clamping end face (441) are provided with concave-convex grains which are matched with each other.

6. The wire tension testing device of claim 5, wherein: the concave-convex grains are wavy.

7. The wire tension testing device of claim 1, wherein: still include clean mechanism (6), clean mechanism (6) including install stand (2) width direction one side air pump (62) and with shower nozzle (61) that air pump (62) are connected, shower nozzle (61) orientation go up tool (4) mount pad (41) and press from both sides between tight seat (44).

8. The wire tension testing device of claim 7, wherein: the number of the cleaning mechanisms (6) is at least two, when the number of the cleaning mechanisms (6) is two, one cleaning mechanism (6) is positioned on one side of the upper jig (4), and the other cleaning mechanism (6) is positioned on one side of the middle part of the upright post (2) in the length direction.