CN214121087U

CN214121087U - Conductor cross section laser measuring device

Info

Publication number: CN214121087U
Application number: CN202023196149.1U
Authority: CN
Inventors: 俞敏波; 朱志华; 薛逸峰; 姚明敏; 费耀
Original assignee: Hangzhou Yingmin Technology Co ltd
Current assignee: Hangzhou Yingmin Technology Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-09-03
Anticipated expiration: 2030-12-25

Abstract

The utility model relates to a conductor cross-section laser surveying device, including the cabinet body and host computer, be equipped with the work platen on the cabinet body, the one end swing joint of work platen has first clamping components, the other end fixedly connected with second clamping components of work platen all is equipped with on first clamping components and the second clamping components and holds the power piece, still is equipped with the laser diameter measuring appearance on the cabinet body, the utility model has the advantages of: the conductor that will detect through first clamping component and second clamping component presss from both sides tightly at the internal, because first clamping component swing joint is on the work platen, consequently press from both sides the tensioning that conductor can realize the conductor under first clamping component's effect after pressing from both sides tightly, conductor accessible laser diameter measuring instrument after the tensioning carries out the diameter measurement, and the data after measuring can directly upload to the host computer and show, laser diameter measuring instrument measures and can improve measuring accuracy, the host computer can conveniently observe real-time test result, the experimenter can stand and can sit and accomplish whole controlling very conveniently again.

Description

Conductor cross section laser measuring device

Technical Field

The utility model relates to a conductor cross-section laser measuring device.

Background

The conductor is a substance which has small resistivity and is easy to conduct current, and is the basis of the power industry, and the resistance of the conductor is reduced along with the increase of the diameter of the section of the conductor, so that the accurate measurement of the diameter of the conductor is very important. In the prior art, the diameter of the conductor is measured by manually using a vernier caliper, so that time and labor are wasted, and the measurement accuracy is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to reach the purpose just provide a conductor cross-section laser measuring device, can simplify conductor cross-section diameter's measurement technology, improve conductor diameter measurement's accuracy.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme: the utility model provides a conductor cross-section laser measuring device, includes the cabinet body and host computer, be equipped with the work platen on the cabinet body, the one end swing joint of work platen has first clamping component, the other end fixedly connected with second clamping component of work platen, the conductor of being surveyed passes through first clamping component and second clamping component clamp are pressed from both sides tightly at the internal of cabinet, all be equipped with on first clamping component and the second clamping component and prevent the power piece that holds that the clamping-force reduces, be equipped with the first drive assembly of drive first clamping component reciprocating motion on the work platen, still be equipped with the laser diameter gauge of measuring the conductor diameter on the cabinet body, just laser diameter gauge swing joint is on the cabinet body, laser diameter gauge, first drive assembly all link to each other with the host computer.

Preferably, the first clamping assembly comprises a sliding part and a first clamping part, the first clamping part is arranged on the sliding part, and the sliding part is connected with the first driving assembly;

the second clamping assembly comprises a fixing part and a second clamping part, the fixing part is fixedly connected to the workbench plate, and the second clamping part is arranged on the fixing part;

the horizontal axis of the first clamping part and the horizontal axis of the second clamping part are coincident

Preferably, the first clamping portion and the second clamping portion both comprise a fixing frame and a clamping jaw, the clamping jaw comprises two wedge-shaped fixing blocks fixedly connected to the fixing frame and two wedge-shaped sliding blocks respectively matched with the wedge-shaped fixing blocks, a clamping hole is formed between the two wedge-shaped sliding blocks, a limiting block is further arranged on the wedge-shaped fixing block, a direct current motor push rod connected with the wedge-shaped sliding blocks is arranged on the fixing frame, and the force storage part is arranged between the direct current motor push rod and the wedge-shaped sliding blocks;

the fixing part comprises a horizontal part and a vertical part, the horizontal part is arranged at the bottom end of the vertical part, the fixing frame is arranged on the vertical part, and a reinforcing rib is further arranged between the horizontal part and the vertical part;

the sliding part is provided with a bracket for mounting the fixing frame

Preferably, a positioning plate is arranged between the wedge-shaped sliding blocks, a positioning column connected with the positioning plate is arranged on the direct current motor push rod, the force storage part is a compression spring, one end of the compression spring is abutted to the positioning plate, and the other end of the compression spring is abutted to the positioning column.

Preferably, the positioning plate is further provided with a proximity switch connected with the direct current motor push rod.

Preferably, the first driving assembly comprises a first servo motor and a first ball screw connected with the first servo motor, a first ball nut is arranged on the first ball screw, a fixing seat connected with the sliding portion is arranged on the first ball nut, the first servo motor is fixedly connected to the working table plate, and a bearing seat for fixing the first ball screw is arranged on the working table plate.

Preferably, the sliding part comprises a follow-up plate, a sliding plate and a connecting plate arranged between the follow-up plate and the sliding plate, a first sliding groove matched with the connecting plate is arranged on the working table plate, the fixing seat is arranged on the sliding plate, a first linear sliding rail is further arranged on the working table plate, and a first sliding block matched with the first linear sliding rail is arranged on the sliding plate.

Preferably, the cabinet is internally provided with a vertical plate, the vertical plate is provided with a second driving assembly connected with the laser diameter measuring instrument, the second driving assembly comprises a second servo motor fixedly connected to the vertical plate and a second ball screw connected with the second servo motor, the second ball screw is provided with a second ball nut, the second ball nut is provided with a sliding seat connected with the laser diameter measuring instrument, the vertical plate is provided with a second sliding groove for installing the sliding seat, the vertical plate is further provided with a second linear guide rail, and the sliding seat is provided with a second sliding block matched with the second linear guide rail.

Preferably, proximity sensors are arranged on the working table plate and the vertical plate.

Preferably, the cabinet body includes the frame and sets up the shell on the frame lateral wall, be equipped with the flap door on the shell and two open the door, the flap door sets up the top at the frame, two open the door setting on the back lateral wall of frame, the bottom of frame still is equipped with the supporting legs.

To sum up, the utility model has the advantages that: the conductor to be detected is clamped in the cabinet body through the first clamping assembly and the second clamping assembly, the first clamping assembly is movably connected to the working table plate, so that the conductor can be tensioned under the action of the first clamping assembly after being clamped, the tensioned conductor can be subjected to diameter measurement through the laser diameter measuring instrument, measured data can be directly uploaded to an upper computer to be displayed, the measurement accuracy of the laser diameter measuring instrument can be improved, manual detection of an operator is not needed, the upper computer can conveniently observe a real-time test result, an experimenter can stand and sit to conveniently complete the whole operation and control, secondly, in the clamping process, the conductor is easy to deform under the long-time clamping action, when the overall dimension of the conductor changes, the clamping force is reduced, and therefore, the first clamping assembly and the second clamping assembly are provided with the force storage piece, the problem of clamping-force decline after preventing the conductor deformation through the energy storage of power storage spare, the centre gripping effect has been improved, then, the laser diameter measuring instrument becomes swing joint at the internal setting of cabinet, can adjust the position of laser diameter measuring instrument according to the detection demand, make it can carry out the multiple spot to the conductor in effective length and detect, the high positioning accuracy of conductor check point has been realized, test repeatability is high, and finally, the clamp of conductor is realized through first clamping component and second clamping component, fixed quality when can guaranteeing the conductor tensioning, the setting of first drive assembly, can realize the quick motion of first clamping component, guarantee the quick tensioning of conductor and loosen.

Drawings

The present invention will be further explained with reference to the accompanying drawings:

fig. 1 is a schematic structural view of a conductor cross-section laser measuring device according to the present invention;

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

FIG. 3 is a schematic structural view of a second clamping portion of the present invention;

FIG. 4 is a schematic view of the first clamping assembly of the present invention mounted on the working platen;

FIG. 5 is a schematic structural view of a work table of the present invention;

fig. 6 is a schematic structural view of the laser diameter gauge of the present invention during installation;

fig. 7 is a schematic structural view of the vertical plate of the present invention;

fig. 8 is a schematic structural view of the middle cabinet body of the present invention.

Reference numerals:

1 cabinet body, 10 proximity sensors, 11 laser diameter measuring instrument, 12 frames, 13 shells, 14 overhead doors, 15 double doors, 16 supporting feet, 2 upper computers, 3 working tables, 31 first sliding chutes, 32 first linear sliding rails, 33 first sliding blocks, 4 first clamping components, 41 sliding parts, 42 first clamping parts, 43 brackets, 44 follow-up plates, 45 sliding plates, 46 connecting plates, 47 guide blocks, 5 second clamping components, 51 fixing parts, 52 second clamping parts, 53 horizontal parts, 54 vertical parts, 55 reinforcing ribs, 6 force storage parts, 7 first driving components, 71 first servo motors, 72 first ball screws, 73 first ball nuts, 74 fixing seats, 75 bearing seats, 8 fixing frames, 81 clamping jaws, 82 wedge-shaped fixing blocks, 83 wedge-shaped sliding blocks, 84 clamping holes, 85 limiting blocks, 86 direct current motors,

push rods

87, 88 positioning columns, 89 proximity switches, 9 vertical plates, 9 vertical plates, 86 direct current motors, 91 a second driving component, 92 a second servo motor, 93 a second ball screw, 94 a second ball nut, 95 a sliding seat, 96 a second sliding chute, 97 a second linear guide rail and 98 a second sliding block.

Detailed Description

As shown in fig. 1, 2, 3, 4, 5, 6, 7, and 8, a conductor section laser measuring device includes a cabinet 1 and an upper computer 2, wherein the cabinet 1 is provided with a work table 3, one end of the work table 3 is movably connected with a first clamping assembly 4, the other end of the work table 3 is fixedly connected with a second clamping assembly 5, a measured conductor is clamped in the cabinet 1 through the first clamping assembly 4 and the second clamping assembly 5, the first clamping assembly 4 and the second clamping assembly 5 are both provided with a force accumulating member 6 for preventing a clamping force from being reduced, the work table 3 is provided with a first driving assembly 7 for driving the first clamping assembly 4 to reciprocate, the cabinet 1 is further provided with a laser diameter measuring instrument 11 for measuring a diameter of the conductor, the laser diameter measuring instrument 11 is movably connected to the cabinet 1, and the laser diameter measuring instrument 11 is movably connected to the cabinet 1, The first driving components 7 are connected with the upper computer 2.

The conductor to be detected is clamped in the cabinet body 1 through the first clamping component 4 and the second clamping component 5, the first clamping component 4 is movably connected on the working table plate 3, so that the conductor after being clamped can be tensioned under the action of the first clamping component 4, the tensioned conductor can be subjected to diameter measurement through the laser diameter measuring instrument 11, measured data can be directly uploaded to the upper computer 2 to be displayed, the measurement accuracy of the laser diameter measuring instrument 11 can be improved, manual detection of an operator is not needed, the upper computer can conveniently observe a real-time test result, an experimenter can stand and sit to conveniently complete the whole operation and control, and secondly, the conductor is easy to deform under the long-time clamping action in the clamping process, when the shape and the size of the conductor change, the clamping force is reduced, therefore, the force storage piece 6 is arranged on the first clamping component 4 and the second clamping component 5, the problem of clamping-force decline after preventing the conductor deformation through the energy storage of power storage piece 6, the centre gripping effect has been improved, then, laser diameter measuring instrument 11 sets up to swing joint in the cabinet body 1, can adjust laser diameter measuring instrument 11's position according to the detection demand, make it can carry out the multiple spot to the conductor in effective length and detect, the high positioning accuracy of conductor check point has been realized, test repeatability is high, and finally, the clamp of conductor is realized through first clamping component 4 and second clamping component 5, fixed quality when can guaranteeing the conductor tensioning, the setting of first drive assembly 7, can realize the quick motion of first clamping component 4, guarantee the quick tensioning of conductor and loosen.

The first clamping assembly 4 comprises a sliding part 41 and a first clamping part 42, the first clamping part 42 is arranged on the sliding part 41, and the sliding part 41 is connected with the first driving assembly 7; the second clamping assembly 5 comprises a fixing part 51 and a second clamping part 52, the fixing part 51 is fixedly connected to the workbench plate 3, and the second clamping part 52 is arranged on the fixing part 51; the horizontal axis of the first clamping portion 42 is overlapped with that of the second clamping portion 52, the first clamping assembly 4 is arranged into the sliding portion 41 and the first clamping portion 42, the sliding portion 41 is driven by the first driving assembly 7 to slide, so that the first clamping portion 42 is guaranteed not to be influenced by external force when the first clamping portion 42 is clamped, the clamping quality is improved, the second clamping assembly 5 is arranged into the fixing portion 51 and the second clamping portion 52, the fixing portion 51 can enable the second clamping portion 52 to be stably installed on the working table plate 3, the horizontal axis of the first clamping portion 42 is overlapped with that of the second clamping portion 52, tensioning of a conductor is facilitated, and detection of a laser diameter measuring instrument is facilitated.

The first clamping portion 42 and the second clamping portion 52 both comprise a fixed frame 8 and a clamping jaw 81, the clamping jaw 81 comprises two wedge-shaped fixed blocks 82 fixedly connected to the fixed frame 8 and two wedge-shaped sliding blocks 83 respectively matched with the wedge-shaped fixed blocks 82, a clamping hole 84 is formed between the two wedge-shaped sliding blocks 83, a limiting block 85 is further arranged on the wedge-shaped fixed block 82, a direct current motor push rod 86 connected with the wedge-shaped sliding blocks 83 is arranged on the fixed frame 8, and the force storage part 6 is arranged between the direct current motor push rod 86 and the wedge-shaped sliding blocks 83; the fixing part 51 comprises a horizontal part 53 and a vertical part 54, the horizontal part 53 is arranged at the bottom end of the vertical part 54, the fixing frame 8 is arranged on the vertical part 54, and a reinforcing rib 55 is further arranged between the horizontal part 53 and the vertical part 54; the sliding part 41 is provided with a bracket 43 for mounting the fixed frame 8, the first clamping part 42 and the second clamping part 52 are both arranged into the fixed frame 8 and the clamping jaw 81, the fixed frame 8 can realize the supporting and fixing of the clamping jaw 81, the clamping jaw 81 is arranged into the wedge-shaped fixed block 82 and the wedge-shaped sliding block 83, the clamping of the conductor is realized by the wedge-shaped sliding block 83 through the wedge-shaped structure, the stability of the wedge-shaped sliding block 83 during the clamping can be ensured, secondly, the limiting block 85 is arranged, the up-and-down movement of the wedge-shaped sliding block 83 during the sliding can be avoided, the clamping quality of the conductor is improved, finally, the arrangement of the direct current motor push rod 86 can realize the quick clamping and loosening of the conductor by the wedge-shaped sliding block 83, the installation and the disassembly of the conductor are convenient, the fixing part 51 is arranged into the structures of the horizontal part 53 and the vertical part, the fixing part 51 can be provided with a nickel-plated layer, so that the service life of the fixing part 51 can be prolonged, the contact area between the whole fixing part 51 and the workbench plate 3 can be increased, the fixing quality of the fixing part 51 is improved, finally, the fixing frame 8 is arranged on the sliding part 41 through the support 43, the relative vibration between the sliding part 41 and the fixing frame 8 in the sliding process can be reduced, and the clamping quality of the first clamping part 42 in the sliding process is ensured.

A positioning plate 87 is arranged between the wedge-shaped sliding blocks 83, a positioning column 88 connected with the positioning plate 87 is arranged on the direct current motor push rod 86, the force storage part 6 is a compression spring, one end of the compression spring is abutted against the positioning plate 87, the other end of the compression spring is abutted against the positioning column 88, the positioning plate 87 and the positioning column 88 can realize the connection of the direct current motor push rod 86 and the wedge-shaped sliding blocks 83, the fixing quality of the compression spring can be ensured, the compression stability of the compression spring in the clamping process is ensured, the reset of the compression spring is avoided, a proximity switch 89 connected with the direct current motor push rod 86 is also arranged on the positioning plate, when the compression spring is compressed to a certain threshold value, the proximity switch 89 can be triggered to stop the direct current motor push rod 86, and when the direct current motor push rod 86 is specifically used, the wedge-shaped sliding blocks 83 are pushed to advance, the wedge-shaped sliding blocks 83 clamp conductors, along with the continuation of clamping action, compression spring is constantly compressed, after compression spring compressed a certain threshold value, can trigger proximity switch 89 and make direct current motor push rod 86 stop work, has improved the clamping effect.

The first driving assembly 7 comprises a first servo motor 71 and a first ball screw 71 connected with the first servo motor 71, a first ball nut 72 is arranged on the first ball screw 71, a fixed seat 74 connected with the sliding part 41 is arranged on the first ball nut 72, the first servo motor 71 is fixedly connected on the working table plate 3, a bearing seat 75 for fixing the first ball screw 71 is arranged on the working table plate 3, the first driving assembly 7 is arranged into the first servo motor 71 and the first ball screw 71, and the first ball screw 71 is provided with the first ball nut 72, so that the rotary motion of the first ball screw 71 can be quickly converted into the linear motion of the first ball nut 72, then the sliding part 41 is driven to realize the linear motion, and the linear motion of the first clamping assembly 4 on the working table plate 3 and the arrangement of the fixed seat 74 are realized, the contact area between the first ball screw 72 and the sliding part 41 can be increased, the stability during movement is ensured, the friction coefficient is small when the first ball screw 71 and the first ball screw 72 are driven, the transmission efficiency is high, the noise is low, the transmission torque is stable, the positioning is accurate, and in specific operation, the movement direction of the sliding part 41 can be well controlled only by controlling the forward rotation and the reverse rotation of the first servo motor 71, in the embodiment, when the first servo motor 71 rotates forwards, the first ball screw 71 rotates forwards to drive the first ball screw 72 to move forwards, so that the tensioning of the conductor is achieved, when the first servo motor 71 rotates backwards, the first ball screw 72 resets to achieve the state that the conductor is loosened, the installation and the disassembly of the conductor are convenient, in addition, a tension sensor is further arranged on the first servo motor 71, and the conductor can acquire the tension force of the conductor in real time through the tension sensor during the tensioning, when the tension reaches the set tension, the first servo motor 71 can be triggered to stop rapidly.

The sliding part 41 comprises a follow-up plate 44, a sliding plate 45 and a connecting plate 46 arranged between the follow-up plate 44 and the sliding plate 45, the working table plate 3 is provided with a first sliding chute 31 matched with the connecting plate 46, the fixed seat 74 is arranged on the sliding plate 45, the working table plate 3 is further provided with a first linear sliding rail 32, the sliding plate 45 is provided with a first sliding block 47 matched with the first linear sliding rail, the sliding part 41 is arranged into a structure of the follow-up plate 44, the sliding plate 45 and the connecting plate 46, the sliding part 41 is stably arranged on the working table plate 3 through the matching of the connecting plate 46 and the working table plate 3, the stability of the whole sliding part 41 can be ensured when the sliding part 41 moves, and the arrangement of the first linear sliding rail 32 and the first sliding block 47 can ensure the sliding linearity of the sliding part 41 and avoid relative shaking of the sliding part 41 and the working table plate 3 during the movement.

A vertical plate 9 is arranged in the cabinet body 1, a second driving assembly 91 connected with the laser diameter measuring instrument 11 is arranged on the vertical plate 9, the second driving assembly 91 comprises a second servo motor 92 fixedly connected on the vertical plate 9 and a second ball screw 93 connected with the second servo motor 92, a second ball nut 94 is arranged on the second ball screw 93, a sliding seat 95 connected with the laser diameter measuring instrument is arranged on the second ball nut 94, a second sliding groove 96 for mounting the sliding seat is arranged on the vertical plate 9, a second linear guide rail 97 is further arranged on the vertical plate 9, a second sliding block 98 matched with the second linear guide rail is arranged on the sliding seat, the vertical plate 9 can support the laser diameter measuring instrument 11 to a certain extent, so that the laser diameter measuring instrument 11 can stably move in the cabinet body 1, and the second driving assembly 91 is arranged, the second ball screw 93 and the second ball nut 94 have small friction coefficient during transmission, high transmission efficiency, low noise, stable transmission torque and accurate positioning, can ensure the linearity of the movement of the laser diameter measuring instrument 11 on the cabinet body 1, the arrangement of the second chute 96 and the sliding seat can avoid the relative shaking between the laser diameter measuring instrument 11 and the vertical upright plate 9 during movement, ensure that the laser diameter measuring instrument 11 is always matched with a conductor, improve the accuracy of measurement, in particular, the second ball screw 93 is driven to rotate by the second servo motor 92, the second ball screw 93 drives the second ball nut 94 to move, the second ball nut 94 drives the sliding seat to slide along the second chute 96 on the vertical upright plate 9, the arrangement of the second linear guide rail and the second slide block can ensure the linearity of the sliding seat in the vertical upright plate 9, the reciprocating movement of the second ball nut 94 on the second ball screw 93 can be controlled by controlling the forward and reverse rotation of the second driving assembly 91, all be equipped with proximity sensor 10 on workstation board 3 and the vertical riser 9, proximity sensor 10's setting can effectual restriction fixing base 74 and the motion stroke of sliding seat, avoids fixing base 74 and the mechanical collision that the sliding seat overstroke caused, reliability and security when having improved the experiment.

The cabinet body 1 comprises a frame 12 and a shell 13 arranged on the outer side wall of the frame 12, the frame 12 is formed by lapping 6063 industrial aluminum profiles, the shell 13 is provided with a turnover door 14 and a double-opening door 15, the turnover door 14 is arranged at the top end of the frame 12, the double-opening door 15 is arranged on the rear side wall of the frame 12, the bottom end of the frame 12 is also provided with a supporting leg 16, the cabinet body 1 is arranged into a structure of the frame 12 and the shell 13, the frame 12 can improve the integral installation strength of the cabinet body 1, the shell 13 can realize the sealing effect of the whole cabinet body 1, dust or sundries are prevented from entering the frame 12, the detection efficiency is improved, and secondly, the turnover door 14 is arranged, the installation and disassembly of conductors are convenient, the operation of operators are facilitated, the double-opening door 15 is arranged, the overhaul of the cabinet body 1 and the detection of the cabinet body 1 are facilitated, the supporting leg 16 is arranged, the levelness of the whole cabinet body 1 can be ensured, to ensure the reliability of the test and facilitate the operation of the operator, in this embodiment, the frame 12 may be provided with a control switch connected to the first driving assembly 7 and the second driving assembly 91, respectively, and a work indicator corresponding to the control switch.

In addition to the preferred embodiments described above, other embodiments of the present invention are also possible, and those skilled in the art can make various changes and modifications according to the present invention without departing from the spirit of the present invention, which should fall within the scope of the present invention defined by the appended claims.

Claims

1. A conductor cross section laser measuring device which is characterized in that: the intelligent cabinet comprises a cabinet body and an upper computer, wherein a working table plate is arranged on the cabinet body, one end of the working table plate is movably connected with a first clamping assembly, the other end of the working table plate is fixedly connected with a second clamping assembly, a measured conductor is clamped in the cabinet body through the first clamping assembly and the second clamping assembly, force storage members for preventing clamping force from reducing are arranged on the first clamping assembly and the second clamping assembly, a first driving assembly for driving the first clamping assembly to move in a reciprocating mode is arranged on the working table plate, a laser diameter measuring instrument for measuring the diameter of the conductor is further arranged on the cabinet body, the laser diameter measuring instrument is movably connected onto the cabinet body, and the laser diameter measuring instrument and the first driving assembly are connected with the upper computer.

2. A conductor cross-section laser measuring device according to claim 1, characterized in that: the first clamping assembly comprises a sliding part and a first clamping part, the first clamping part is arranged on the sliding part, and the sliding part is connected with the first driving assembly;

the horizontal axis of the first clamping part and the horizontal axis of the second clamping part are coincident.

3. A conductor cross-section laser measuring device according to claim 2, characterized in that: the first clamping part and the second clamping part both comprise a fixing frame and clamping jaws, each clamping jaw comprises two wedge-shaped fixing blocks fixedly connected to the fixing frame and two wedge-shaped sliding blocks respectively matched with the wedge-shaped fixing blocks, a clamping hole is formed between the two wedge-shaped sliding blocks, a limiting block is further arranged on each wedge-shaped fixing block, a direct current motor push rod connected with the wedge-shaped sliding block is arranged on the fixing frame, and the force storage part is arranged between the direct current motor push rod and the wedge-shaped sliding blocks;

the sliding part is provided with a bracket for mounting the fixing frame.

4. A conductor cross-section laser measuring device according to claim 3, characterized in that: the positioning plate is arranged between the wedge-shaped sliding blocks, the positioning column connected with the positioning plate is arranged on the direct current motor push rod, the force storage part is a compression spring, one end of the compression spring is abutted to the positioning plate, and the other end of the compression spring is abutted to the positioning column.

5. A conductor cross-section laser measuring device according to claim 4, characterized in that: and the positioning plate is also provided with a proximity switch connected with a direct current motor push rod.

6. A conductor cross-section laser measuring device according to claim 2, characterized in that: the first driving assembly comprises a first servo motor and a first ball screw connected with the first servo motor, a first ball nut is arranged on the first ball screw, a fixing seat connected with the sliding portion is arranged on the first ball nut, the first servo motor is fixedly connected to the working table plate, and a bearing seat for fixing the first ball screw is arranged on the working table plate.

7. A conductor cross-section laser measuring device according to claim 6, characterized in that: the sliding part comprises a follow-up plate, a sliding plate and a connecting plate arranged between the follow-up plate and the sliding plate, a first sliding groove matched with the connecting plate is formed in the working table plate, the fixing seat is arranged on the sliding plate, a first linear sliding rail is further arranged on the working table plate, and a first sliding block matched with the first linear sliding rail is arranged on the sliding plate.

8. A conductor cross-section laser measuring device according to claim 1, characterized in that: the cabinet is internally provided with a vertical plate, the vertical plate is provided with a second driving assembly connected with the laser diameter measuring instrument, the second driving assembly comprises a second servo motor fixedly connected to the vertical plate and a second ball screw connected with the second servo motor, the second ball screw is provided with a second ball nut, the second ball nut is provided with a sliding seat connected with the laser diameter measuring instrument, the vertical plate is provided with a second sliding groove for installing the sliding seat, the vertical plate is further provided with a second linear guide rail, and the sliding seat is provided with a second sliding block matched with the second linear guide rail.

9. A conductor cross-section laser measuring device according to claim 8, wherein: and proximity sensors are arranged on the working table plate and the vertical plate.

10. A conductor cross-section laser measuring device according to claim 1, characterized in that: the cabinet body includes frame and the cladding shell outside the frame, be equipped with the overhead door on the shell and two open the door, the overhead door sets up the top at the frame, two open the door setting on the rear side wall of frame, the bottom of frame still is equipped with the supporting legs.