CN216718064U

CN216718064U - Aluminum conductor tensile testing machine with protective structure

Info

Publication number: CN216718064U
Application number: CN202122752790.7U
Authority: CN
Inventors: 许胜雅; 王哲
Original assignee: Hebei Panghao Electrical Technology Co ltd
Current assignee: Hebei Panghao Electrical Technology Co ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-06-10
Anticipated expiration: 2031-11-11

Abstract

The utility model relates to the technical field of tensile testing machines, in particular to an aluminum conductor tensile testing machine with a protective structure, which comprises a working platform, a box body, a protective door, a first clamping assembly, a second clamping assembly, a lifting assembly, a tensile sensor and a driving mechanism, wherein the box body is arranged on the working platform, the front end of the box body is provided with an opening, the protective door is arranged at the opening in an openable manner, the first clamping assembly is arranged at the bottom of the box body, the second clamping assembly is arranged above the first clamping assembly in a liftable manner under the driving of the lifting assembly, the tensile sensor is respectively connected with the lifting assembly and the second clamping assembly, and the driving mechanism is arranged above the box body and is used for driving the lifting assembly to operate; the utility model can effectively prevent the aluminum conductor from jumping off when the aluminum conductor is broken and prevent the fragments generated when the aluminum conductor is broken from hurting people, can generate larger torque through the driving mechanism, and has the advantages of simple operation, safety, reliability, high power output efficiency and the like.

Description

Aluminum conductor tensile testing machine with protective structure

Technical Field

The utility model relates to the technical field of tensile testing machines, in particular to an aluminum conductor tensile testing machine with a protection structure.

Background

At present, the mechanical property of the aluminum conductor needs to be tested before production, and a tensile testing machine is often used for testing when the mechanical property of the aluminum conductor is tested, and can be used for detecting the tensile force of the aluminum conductor and the tensile strength of the aluminum conductor. When a tensile testing machine is used for testing, the aluminum conductor needs to be pulled again after being fixed until the aluminum conductor is broken, and the test can be completed.

Among the prior art, the residue that produces when the aluminium conductor breaks off can splash everywhere, probably causes the injury to the testing personnel, and the tensile testing machine adopts high-power motor at drawing in-process tensile testing machine simultaneously, drives the testing machine operation, and the power of high-power motor output is great, can produce great power, but high-power motor, and power consumption is big, is unfavorable for the energy saving, and the cost is expensive, leads to equipment cost to increase, is unfavorable for promoting.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an aluminum conductor tensile testing machine with a protective structure, which has the advantages of high safety performance and capability of generating larger torque through a driving mechanism when a motor of the same type is used compared with the prior art.

In order to realize the purpose, the utility model is realized by the following technical scheme: an aluminum conductor tensile testing machine with a protective structure comprises:

the working platform is provided with a controller;

the box body is arranged on the working platform and is of a hollow structure with an opening at the front end;

the protective door is arranged at the opening of the box body in an openable and closable manner;

the first clamping assembly is arranged at the bottom of the box body and used for clamping the lower end of the aluminum conductor;

the second clamping assembly is used for clamping the upper end of the aluminum conductor, is connected with the lifting assembly through a tension sensor, and is arranged above the first clamping assembly in a lifting manner under the driving of the lifting assembly;

the tension sensor is electrically connected with the controller and used for detecting tension borne by the second clamping assembly;

the driving mechanism is arranged above the box body and used for driving the lifting assembly to operate;

the driving mechanism comprises a driving motor arranged above the box body and a ring gear horizontally arranged above the box body, a central gear is coaxially arranged in the middle of the ring gear, a plurality of planetary gears are uniformly distributed in the circumferential direction between the ring gear and the central gear, each planetary gear is meshed with the ring gear and the central gear respectively, the driving motor drives the planetary gears to rotate through a connecting component, and the central gear is connected with the lifting assembly and used for driving the lifting assembly to run.

The utility model is further improved in that the connecting member comprises a connecting plate, a plurality of connecting columns are arranged on the first side surface of the connecting plate and are respectively connected with a plurality of planetary gear rotating shafts, a connecting shaft is arranged on the second side surface of the connecting plate, a first bevel gear is arranged at one end of the connecting shaft, and the first bevel gear is meshed with a second bevel gear arranged at the power output end of the driving motor.

A further development of the utility model consists in that the lifting assembly comprises:

the first end of the first screw rod is rotatably and vertically arranged at the bottom of the box body, and the second end of the first screw rod penetrates through the box body and is connected with the central gear; and

the lifting plate is horizontally arranged in the box body, the lower surface of the lifting plate is connected with the tension sensor, the first end of the lifting plate is in threaded connection with the first screw rod, a sliding block is arranged at the second end of the lifting plate and is in sliding connection with a guide rod vertically arranged in the box body, and when the first screw rod rotates, the lifting plate is lifted along the guide rod.

A further development of the utility model is that the first clamping assembly comprises:

the opening of the first U-shaped frame is upwards arranged at the bottom of the box body;

The first end of the second screw rod is in threaded connection with one side of the first U-shaped frame and penetrates through the first U-shaped frame; and

and the first clamping plate is slidably arranged on the bottom surface in the first U-shaped frame and is connected with a first end rotating shaft of the second screw rod extending into the U-shaped frame.

A further development of the utility model is that the second clamping assembly comprises;

the second U-shaped frame is arranged below the tension sensor in a downward opening mode and corresponds to the first U-shaped frame in position;

the first end of the third screw rod is in threaded connection with one side of the second U-shaped frame and penetrates through the second U-shaped frame; and

and the second clamping plate is slidably arranged on the bottom surface in the second U-shaped frame and is connected with a first end rotating shaft of the third screw rod extending into the U-shaped frame.

The utility model is further improved in that the protective door consists of a plurality of door leaves, a first hinge assembly and a second hinge assembly are alternately arranged between every two adjacent door leaves, the door leaf close to the first side of the opening of the box body is hinged with the box body, and a handle is arranged on the second door leaf close to the second side of the opening of the box body.

The utility model further improves the structure that the first hinge assembly comprises a first hinge coupling shaft and two first blades which are connected with the first hinge coupling shaft in a rotating mode, and the two first blades are fixedly connected with two adjacent door leaves respectively.

The utility model is further improved in that the second hinge assembly comprises a second hinge coupling shaft and two second leaves which are connected with the second hinge coupling shaft respectively, two ends of the second hinge coupling shaft are provided with first connecting rods, a first slide way is arranged below the opening of the box body, a second slide way corresponding to the first slide way is arranged above the box body, and the two first connecting rods are respectively connected with the corresponding first slide way and the second slide way in a sliding manner.

The utility model is further improved in that second connecting rods are arranged at the upper end and the lower end of the door leaf close to the opening of the box body, and the two second connecting rods are respectively in sliding connection with the corresponding first slide way and the second slide way.

The utility model is further improved in that each connecting rod is provided with a connecting sleeve, the connecting sleeve is rotatably sleeved on the connecting rod, the connecting sleeve is provided with a roller, and the roller is connected with the slideway in a sliding manner.

Due to the adoption of the technical scheme, the utility model has the technical progress that:

the utility model provides an aluminum conductor tensile testing machine with a protective structure, a driving motor can be connected with a plurality of planetary gears through a connecting component, when the driving motor runs, the plurality of planet gears drive the central gear to rotate while rotating around the central gear, so that the central gear can obtain larger torque to drive the lifting component to lift, compared with the prior art, when the same type of motor is used, a driving mechanism can generate larger torque, the power output efficiency is improved, the equipment cost is reduced, when the aluminium conductor is fixed on first clamping component and on the second clamping component simultaneously, lifting unit drives second clamping component rebound, and because the guard gate is closed when the aluminium conductor splits, the box is airtight space, has avoided the piece to fly and has spilt the box, has guaranteed experimenter's safety, has the advantage that barrier propterty is high.

The above technical advances are achieved mainly by the following detailed technical improvements:

1. the first driving motor drives the connecting component to rotate through the meshing of the two bevel gears when rotating, the other side of the connecting component is connected with the multiple planetary gears, the planetary gears are further driven to rotate around the centers of the connecting component, the ring gear is fixed on the box body, and the planetary gears are meshed with the ring gear, so that when rotating around the centers of the connecting component, autorotation can occur, the central gears meshed with the multiple planetary gears rotate under the driving of the planetary gears, the rotating speed is reduced, and the torque is increased.

2. The guard gate is folding door, and the back is opened to the guard gate, and each door leaf can be folding simultaneously, can fold one side with the door leaf, only occupies the space of a bit side, reduces the hindrance to the experimenter when pressing from both sides tight aluminium conductor, at the in-process that opens the door, and turning radius is little, and occupation space is little, and the use is very convenient, and the flexibility is high.

3. Put into first U type frame with the lower extreme of aluminium conductor, through rotatory second screw rod, drive first pinch-off blades and remove along first guide post, until pressing from both sides the aluminium conductor tight, the second screw rod can produce great axial force rotating the in-process, the rotation of the less power of accessible, make aluminium conductor lower extreme firmly fix in first U type frame, and in the same way, can firmly fix the upper end of aluminium conductor in second U type frame, avoid the aluminium conductor to appear the pine taking off drawing the in-process, influence experimental accuracy, simple structure simultaneously, and convenient for operation.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.

FIG. 1 is a schematic structural diagram of an aluminum conductor tensile testing machine with a protective structure according to the present invention;

FIG. 2 is a schematic view of the driving mechanism of the present invention;

FIG. 3 is a schematic view of the connecting member of the present invention;

FIG. 4 is a schematic structural view of a first clamping assembly according to the present invention;

FIG. 5 is a schematic view of the lifting assembly of the present invention;

FIG. 6 is a schematic view of the folding door of the present invention;

FIG. 7 is an enlarged, fragmentary view of the first hinge assembly of FIG. 6 in accordance with the present invention;

FIG. 8 is an enlarged, fragmentary view of the second hinge assembly of FIG. 6 in accordance with the present invention;

FIG. 9 is an enlarged, fragmentary view of the connecting sleeve of FIG. 6 of the present invention positioned within the chute;

Description of the reference numerals:

10-working platform, 11-controller, 12-tension sensor, 13-cabinet, 20-box, 30-protective door, 31-door leaf, 32-first hinge component, 321-first blade, 322-first hinge shaft, 33-second hinge component, 331-second blade, 332-second hinge shaft, 333-first connecting rod, 334-first slideway, 335-second slideway, 336-second connecting rod, 337-connecting sleeve, 338-roller, 34-handle, 40-first clamping component, 41-first U-shaped frame, 42-second screw rod, 43-first clamping plate, 44-lever, 45-guide rod, 50-second clamping component, 60-lifting component, 61-first screw rod, 62-lifting plate, 63-sliding block, 64-guide rod, 70-driving mechanism, 71-driving motor, 72-ring gear, 73-central gear, 74-planetary gear, 75-connecting member, 751-connecting plate, 752-connecting column, 753-connecting shaft, 754-first bevel gear and 755-second bevel gear.

Detailed Description

In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system architectures, techniques, etc. in order to provide a thorough understanding of the embodiments of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.

The utility model provides an aluminum conductor tensile testing machine with a protective structure, which can be known from the attached drawings 1 and 2 of the specification, and mainly comprises the following parts or components: the working platform 10, the box body 20, the protective door 30, the first clamping assembly 40, the second clamping assembly 50, the lifting assembly 60, the tension sensor 12 and the driving mechanism 70 are connected as follows.

The working platform 10 is provided with a controller 11; the box body 20 is arranged on the working platform 10, and the box body 20 is a hollow structure with an opening at the front end; the protective door 30 is arranged at the opening of the box body 20 in an openable manner; the first clamping assembly 40 is arranged at the bottom of the box body 20 and used for clamping the lower end of the aluminum conductor; the second clamping assembly 50 is used for clamping the upper end of the aluminum conductor, is connected with the lifting assembly 60 through the tension sensor 12, and is arranged above the first clamping assembly 40 in a lifting manner under the driving of the lifting assembly 60; the tension sensor 12 is electrically connected with the controller 11 and is used for detecting tension borne by the second clamping assembly 50; the driving mechanism 70 is arranged above the box body 20 and is used for driving the lifting assembly 60 to operate; the driving mechanism 70 includes a driving motor 71 disposed above the casing 20, and a ring gear 72 horizontally disposed above the casing 20, a central gear 73 is coaxially disposed in the middle of the ring gear 72, a plurality of planetary gears 74 are uniformly distributed in the circumferential direction between the ring gear 72 and the central gear 73, each planetary gear 74 is respectively engaged with the ring gear 72 and the central gear 73, the driving motor 71 drives the plurality of planetary gears 74 to rotate through a connecting member 75, and the central gear 73 is connected with the lifting assembly 60 and is used for driving the lifting assembly 60 to operate.

The lower end of the aluminum conductor is clamped by the first clamping assembly 40, the upper end of the aluminum conductor is clamped by the second clamping assembly 50, the protective door 30 is closed, the opening of the box body 20 is sealed, the box body 20 is a closed cavity, the controller 11 starts the driving mechanism 70 to drive the lifting assembly 60 to ascend, the lifting assembly drives the tension sensor 12 arranged between the second clamping assemblies 50 to detect the tension born by the second clamping assemblies 50, when the aluminum conductor is pulled off, the aluminum conductor cannot jump out of the box body 20 after being broken due to the closed cavity of the box body 20, the safety of experimenters is ensured, meanwhile, the driving mechanism 70 comprises a ring gear 72, a central gear 73, a plurality of planet gears 74, a connecting member 75 and a driving motor 71, when the driving motor 71 drives the plurality of planet gears 74 to rotate around the central gear 73 through the connecting member 75, the ring gear 72 is fixed on the box body 20, the planet gears 74 can rotate, the sun gear 73 meshed with the planet gears 74 can rotate under the driving of the plurality of planet gears 74, the rotating speed is reduced, the torque is increased, and the storage cabinet 13 is arranged below the working platform 10 and can be used for storing sundries.

As an embodiment, as can be seen from fig. 3 in the specification, the connecting member 75 includes a connecting plate 751, a first side of which is provided with a plurality of connecting posts 752 that are respectively connected with a plurality of planetary gears 74 in a rotating manner, a second side of the connecting plate 751 is provided with a connecting shaft 753, one end of the connecting shaft 753 is provided with a first bevel gear 754, and the first bevel gear 754 is engaged with a second bevel gear 755 provided at a power output end of the driving motor 71.

Under the cooperation of the first bevel gear 754 and the second bevel gear 755, the placing direction of the driving motor 71 can be changed, so that the driving motor 71 is transversely placed on the box body 20, the stability of the driving motor 71 is improved, when the driving motor 71 runs, the connecting plate 751 is driven to rotate around the center of the connecting shaft 753 through the meshing of the two gears, and the connecting column 752 arranged on the other side of the connecting plate 751 drives the plurality of planetary gears 74 to rotate around the center.

As an example, as can be seen from fig. 4 of the specification, the lifting assembly 60 includes: a first screw 61, a first end of which is rotatably and vertically arranged at the bottom of the box 20, and a second end of which penetrates through the box 20 and is connected with the central gear 73; and a lifting plate 62 horizontally arranged in the box body 20, wherein the lower surface of the lifting plate is connected with the tension sensor 12, the first end of the lifting plate is in threaded connection with the first screw 61, the second end of the lifting plate 62 is provided with a slide block 63, the slide block 63 is in sliding connection with a guide rod 64 vertically arranged in the box body 20, and when the first screw 61 rotates, the lifting plate 62 lifts along the guide rod 64.

When the central gear 73 rotates, the first screw 61 rotates synchronously, the screw and the lifting plate 62 are in screw transmission, and can rotate with a small torque to generate a large axial force, so that the tension between the first clamping assembly 40 and the second clamping assembly 50 can be increased.

As an example, as can be seen from fig. 5 in the specification, the first clamping assembly 40 includes: a first U-shaped frame 41 with an opening upward arranged at the bottom of the box body 20; a first end of the second screw 42 is in threaded connection with one side of the first U-shaped frame 41 and penetrates through the first U-shaped frame; the first clamping plate 43 is slidably disposed on the bottom surface of the first U-shaped frame 41, and is connected to the first end of the second screw 42 that extends into the U-shaped frame.

The second end of second screw rod 42 is provided with lever 44, keep away from rotatory second screw rod 42 through lever 44, reduce the power when rotatory second screw rod 42, simultaneously, second screw rod 42 can drive when rotating and press from both sides tight piece and slide in U type frame, transversely be provided with guide bar 45 in the U type frame, guide bar 45 plays the guide effect to the slip of pressing from both sides tight piece, avoid pressing from both sides tight piece skew when sliding, lead to when tensile aluminium conductor, the lower extreme breaks away from first clamping component 40, cause experimental error.

In the present embodiment, the second clamping assembly 50 includes; a second U-shaped frame having an opening downwardly disposed below the tension sensor 12 and corresponding to the first U-shaped frame 41; the first end of the third screw rod is in threaded connection with one side of the second U-shaped frame and penetrates through the second U-shaped frame; and the second clamping plate is slidably arranged on the bottom surface in the second U-shaped frame and is connected with a first end rotating shaft of the third screw rod extending into the U-shaped frame.

The second clamping assembly 50 is used in the same manner and with the same effect as the first clamping assembly 40.

As an embodiment, as can be seen from fig. 6 in the specification, the protective door 30 is composed of a plurality of door leaves 31, a first hinge assembly 32 and a second hinge assembly 33 are alternately arranged between two adjacent door leaves 31, the door leaf 31 near the first side of the opening of the box 20 is hinged to the box 20, and a handle 34 is arranged on the second door leaf 31 near the second side of the opening of the box 20.

Accessible push-and-pull handle 34 drives opening and shutting of guard gate 30, because the door leaf 31 that is close to the first side of box 20 opening is articulated with box 20, when opening guard gate 30, door leaf 31 can be folded in one side, and at the in-process that opens the door, and turning radius is little, and occupation space is little, and the use is very convenient, and the flexibility is high.

In this embodiment, as can be seen from fig. 7 in the specification, the first hinge assembly 32 includes a first hinge coupling 322, and two first leaves 321 that are both pivotally connected to the first hinge coupling 322, and the two first leaves 321 are respectively and fixedly connected to two adjacent door leaves 31.

Two door leafs 31 are folded together under the cooperation of two first blades 321 and first hinge shaft 322, and simple structure, convenient to use.

In this embodiment, as can be seen from fig. 8 in the specification, the second hinge assembly 33 includes a second hinge coupling shaft 332 and two second leaves both pivotally connected to the second hinge coupling shaft 332, two ends of the second hinge coupling shaft 332 are provided with first connecting rods 333, a first slide rail 334 is provided below the opening of the box 20, a second slide rail 335 corresponding to the first slide rail 334 is provided above the box 20, and the two first connecting rods 333 are respectively slidably connected to the corresponding first slide rail 334 and second slide rail 335.

Two door leafs 31 are under the cooperation of two second blades 331 and second hinge shaft 332, and together folding, the first connecting rod 333 that the upper and lower both ends of second hinge shaft 332 set up simultaneously is respectively with the first slide 334 and the second slide 335 sliding connection that correspond, and through the cooperation of connecting rod and slide, to the folding direction of folding door injectd, plays the guide effect, makes folding door leaf 31 fold together in order, reduces the waste in space.

In this embodiment, as can be seen from fig. 9 in the specification, the upper and lower ends of the door leaf 31 close to the second side of the opening of the box 20 are provided with second connecting rods 336, and the two second connecting rods 336 are slidably connected to the corresponding first slide 334 and the second slide 335, respectively. The unfolding and folding of folding door play the guide effect, avoid the folding door can't seal box 20 opening, lead to the aluminium conductor piece splash box 20 when the snap causes personal safety.

In this embodiment, as can be seen from fig. 8 and fig. 9 in the specification, each connecting rod is provided with a connecting sleeve 337, the connecting sleeve 337 is rotatably sleeved on the connecting rod, and the connecting sleeve 337 is provided with a roller 338, and the roller 338 is slidably connected with the slideway. Reduce the friction between connecting rod and the slide through adapter sleeve 337, improved the smoothness nature of guard gate 30 at the in-process that opens and shuts.

The utility model can generate larger torque through the driving mechanism 70 and has the advantages of high power output efficiency, low production cost of equipment, reliable protection and the like.

It should be noted that, in the present patent application, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus, and the phrase "comprising a" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises an element.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an aluminium conductor tensile test machine with protective structure which characterized in that includes:

the working platform is provided with a controller;

The tension sensor is electrically connected with the controller and used for detecting tension borne by the second clamping assembly; and

the driving mechanism comprises a driving motor arranged above the box body and a ring gear horizontally arranged above the box body, a central gear is coaxially arranged in the middle of the ring gear, a plurality of planetary gears are uniformly distributed in the circumferential direction between the ring gear and the central gear, each planetary gear is meshed with the ring gear and the central gear respectively, the driving motor drives the planetary gears to rotate through a connecting component, and the central gear is connected with the lifting assembly and used for driving the lifting assembly to operate.

2. The aluminum conductor tension tester with the protective structure as claimed in claim 1, wherein the connecting member comprises a connecting plate, a first side of the connecting plate is provided with a plurality of connecting columns respectively connected with a plurality of planetary gear rotating shafts, a second side of the connecting plate is provided with a connecting shaft, one end of the connecting shaft is provided with a first bevel gear, and the first bevel gear is meshed with a second bevel gear arranged at the power output end of the driving motor.

3. The aluminum conductor tensile testing machine with the protective structure according to claim 1, wherein the lifting assembly comprises:

the first end of the first screw rod is rotatably and vertically arranged at the bottom of the box body, and the second end of the first screw rod penetrates through the box body and then is connected with the central gear; and

the lifting plate is horizontally arranged in the box body, the lower surface of the lifting plate is connected with the tension sensor, the first end of the lifting plate is in threaded connection with the first screw rod, a sliding block is arranged at the second end of the lifting plate and is in sliding connection with a guide rod vertically arranged in the box body, and when the first screw rod rotates, the lifting plate is driven to lift along the guide rod.

4. The aluminum conductor tensile testing machine with the protection structure according to claim 3, wherein the first clamping component comprises:

5. The aluminum conductor tensile testing machine with the protective structure according to claim 4, wherein the second clamping component comprises:

the second U-shaped frame is provided with a downward opening below the tension sensor and corresponds to the first U-shaped frame in position;

6. The aluminum conductor tensile testing machine with the protective structure according to claim 1, wherein the protective door is composed of a plurality of door leaves, a first hinge component and a second hinge component are alternately arranged between two adjacent door leaves, the door leaf close to the first side of the opening of the box body is hinged with the box body, and a handle is arranged on the second door leaf close to the second side of the opening of the box body.

7. The aluminum conductor tensile testing machine with the protective structure according to claim 6, wherein the first hinge assembly comprises a first hinge coupling shaft and two first blades which are both connected with the first hinge coupling shaft, and the two first blades are respectively and fixedly connected with two adjacent door leaves.

8. The aluminum conductor tension testing machine with the protective structure as claimed in claim 6, wherein the second hinge assembly includes a second hinge coupling shaft and two second leaves connected with the second hinge coupling shaft, first connecting rods are arranged at two ends of the second hinge coupling shaft, a first slide way is arranged below the opening of the box body, a second slide way corresponding to the first slide way is arranged above the box body, and the two first connecting rods are slidably connected with the corresponding first slide way and the corresponding second slide way respectively.

9. The aluminum conductor tensile testing machine with the protective structure according to claim 8, wherein second connecting rods are respectively arranged at the upper end and the lower end of the door leaf close to the second side of the box opening, and the two second connecting rods are respectively connected with the corresponding first slide way and the second slide way in a sliding manner.

10. The aluminum conductor tension testing machine with the protective structure as claimed in claim 9, wherein each connecting rod is provided with a connecting sleeve, the connecting sleeve is rotatably sleeved on the connecting rod, and the connecting sleeve is provided with a roller, and the roller is slidably connected with the slideway.