CN220568533U - Large tonnage horizontal tension testing machine - Google Patents

Abstract

The utility model provides a large-tonnage horizontal tensile testing machine which comprises a shell, a clamp assembly and a tension disc assembly, wherein a tension sensor, a control board and a servo electric cylinder are arranged in the shell, and the top of the shell is provided with a first plane and a second plane; the left part of the front side of the top surface of the first platform is provided with a display screen, the right part of the front side of the top surface of the first platform is longitudinally provided with a strip groove, a sliding mechanism connected with a servo electric cylinder is arranged in the strip groove, the clamp assembly is arranged at the top of the sliding mechanism, the tension disc assembly is positioned at the rear side of the top of the first platform, and the fixed end of the tension disc assembly penetrates through the front side wall of the second platform and is arranged on the tension sensor; and the tension sensor, the servo electric cylinder and the display screen are respectively connected with the control panel. The large-tonnage horizontal tensile testing machine only reserves two clamps, a display screen and buttons on the outer side of the machine shell, and the tension sensor, the servo electric cylinder and even the sliding rail are arranged inside the machine shell, so that the design of the external functional parts is simplified, and the operation of personnel is facilitated.

Description

Large tonnage horizontal tension testing machine

Technical Field

The utility model relates to the technical field of tension detection, in particular to a large-tonnage horizontal tension testing machine.

Background

With the continuous improvement of environmental awareness, new energy automobiles become the trend of automobile development in the future, and are receiving more and more attention. The new energy automobile wire harness is a generic name of wires and cables connected with various electrical equipment of an automobile, is an important component of an electrical system of the new energy automobile, and is responsible for transmitting electric energy from a battery to various electrical equipment, such as a motor, a charger, an electric control system and the like. The quality and performance directly affect the safety, reliability and service life of the automobile.

Because the wire harness is very heavy and quite heavy vertically, when the existing vertical tensile testing machine is used for long-time testing, operators feel tired, and the high-quality large-tonnage horizontal tensile testing machine in the current market is relatively expensive, therefore, the large-tonnage horizontal tensile testing machine is self-developed by our company and used for detecting the new energy wire harness, and meanwhile, when the product is designed, the use condition of a first-line staff is fully considered, the outside parts are simplified as much as possible, and the operation is convenient.

Disclosure of Invention

The utility model provides a large-tonnage horizontal tensile testing machine, which is characterized in that all parts are concentrated in a shell as much as possible, the outside is designed simply, and the operation of personnel is convenient.

The utility model adopts the technical scheme that:

the large-tonnage horizontal tensile testing machine comprises a shell, a clamp assembly and a tension disc assembly, wherein a tension sensor, a control board and a servo electric cylinder are arranged in the shell, the top of the shell is provided with a first plane and a second plane, and the second plane is positioned at the rear side of a first platform and is higher than the first plane; the left part of the front side of the top surface of the first platform is provided with a display screen, the right part of the front side of the top surface of the first platform is longitudinally provided with a strip groove, a sliding mechanism connected with a servo electric cylinder is arranged in the strip groove, the sliding mechanism can move back and forth along the strip groove under the action of the servo electric cylinder, the clamp assembly is arranged at the top of the sliding mechanism, the tension disc assembly is positioned at the rear side of the top of the first platform and is positioned on the same symmetrical line with the clamp assembly, and the fixed end of the tension disc assembly penetrates through the front side wall of the second platform and is arranged on the tension sensor; and the tension sensor, the servo electric cylinder and the display screen are respectively connected with the control panel.

Preferably, the sliding mechanism comprises a sliding seat arranged in the casing and a connecting seat extending out of the long groove of the casing, the sliding seat is arranged at the telescopic shaft end of the servo electric cylinder, sliding rails matched with the sliding seat are arranged on two sides of the sliding seat inside the casing, the connecting seat is arranged above the sliding seat, and the upper end of the connecting seat extends out of the long groove.

Preferably, the left side of the inner bottom surface of the shell is longitudinally provided with an inverted T-shaped plate, the servo electric cylinder is fixed on a vertical plate of the inverted T-shaped plate, the telescopic shaft of the servo electric cylinder extends out of the vertical plate, the rear end of the inverted T-shaped plate is provided with a door-shaped bracket, and the tension sensor is fixed on the front side of the door-shaped bracket.

Preferably, a protection plate is arranged above the servo electric cylinder, the protection plate extends forward to the lower side of the strip groove, an inverted convex through groove is formed in the position of the protection plate below the strip groove, pressing strips are respectively arranged at the left side and the right side top of the inverted convex through groove, and the edges of the bottom of the inverted convex through groove and the pressing strips are matched to form a sliding rail matched with the sliding seat.

Preferably, limit switches are respectively arranged on the front side and the rear side of the bottom of the sliding rail.

Preferably, the top of the strip groove is provided with an inverted concave cover plate along the length direction of the strip groove, the left side and the right side of the top of the connecting seat of the sliding mechanism respectively penetrate through the left side and the right side of the inverted concave cover plate and upwards form supporting parts, and the clamp assembly is arranged on the top surfaces of the two supporting parts.

Preferably, the fixture assembly comprises a T-shaped supporting seat, a left moving arm, a right moving arm, a left clamping jaw and a right clamping jaw, wherein the T-shaped supporting seat is arranged at the top of the sliding mechanism, the left moving arm and the right moving arm are respectively positioned at the left side and the right side of the top of the T-shaped supporting seat and are symmetrical with each other, and the left clamping jaw and the right clamping jaw are respectively arranged at the rear ends of the left moving arm and the right moving arm and are symmetrical with each other; the screw rod is transversely worn to be equipped with in the front end of T shape supporting seat just screw rod front and back portion screw thread is opposite, left portion, the right side of screw rod respectively overlap and are equipped with the slider, left side removal arm, right side removal arm set up in the screw rod top through the slider respectively, the right-hand member outside of screw rod is provided with the handle.

Preferably, the tension disc assembly comprises a fork-shaped fixing seat and a tension disc, wherein the fork-shaped fixing seat is longitudinally arranged, a rear support arm of the fork-shaped fixing seat stretches into the shell and is connected with the tension sensor, the tension disc is a concave disc, at least one through groove is formed in the side wall of the tension disc, a pull table is eccentrically arranged on the tension disc, and the tension disc is horizontally and rotatably arranged on the fork-shaped fixing seat through a rotating shaft.

Preferably, a start button is arranged below the display screen on the top surface of the shell, and a power switch and a power interface are arranged on the rear side surface of the shell.

Preferably, the control board is integrated with a communication module, and the communication module can realize wired or wireless transmission of data.

Compared with the prior art, the utility model has the beneficial effects that: the large-tonnage horizontal tensile testing machine has the advantages that the clamp assembly, the pull disc assembly, the display screen and the buttons are reserved only on the outer side of the machine shell, the tension sensor, the servo electric cylinder and even the sliding rail of the clamp assembly are arranged inside the machine shell, and the external functional module is designed in a simplified manner, so that the operation of personnel is facilitated, and the internal functional components are protected; meanwhile, the servo electric cylinder is used as a driving mechanism, so that maintenance is avoided, the precision is higher, and large-tonnage load movement can be realized.

Drawings

Fig. 1 is a front view of the present utility model.

Fig. 2 is a schematic view of the structure of the present utility model with the inverted concave cover plate removed.

FIG. 3 is a schematic view of the present utility model with a portion of the housing and a portion of the clamp assembly removed.

Fig. 4 is an exploded view of the present utility model.

In the figure: 1. a housing; 2. a clamp assembly; 3. a tension disc assembly; 4. a tension sensor; 5. a servo electric cylinder; 6. a display screen; 7. a long strip groove; 8. a sliding mechanism; 9. a slide rail; 10. inverted T-shaped plates; 11. a door-shaped bracket; 12. a protection plate; 13. pressing strips; 14. a limit switch; 15. a bracket; 16. a pressing plate; 17. an inverted concave cover plate; 18. a start button; 19. a power switch; 20. a power interface; 21. expanding an interface; 1-1, a first plane; 1-2, a second plane; 2-1, a T-shaped supporting seat; 2-2, left moving arm; 2-3, right moving arm; 2-4, left clamping jaw; 2-5, right clamping jaw; 2-6, a screw rod; 2-7, sliding blocks; 2-8, a handle; 3-1, a fork-shaped fixing seat; 3-2, a tension disc; 3-21, through grooves; 3-22, pulling the table; 8-1, a sliding seat; 8-2, connecting seats; 8-21, a supporting part; 12-1, an inverted convex through groove.

Detailed Description

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

According to the large-tonnage horizontal tensile testing machine, all parts are concentrated in the shell as much as possible, only two clamp assemblies, a display screen, a starting button and the like are reserved outside the shell, so that the design is simplified, and the operation of personnel is facilitated. Specifically, the device comprises a shell 1, a clamp assembly 2 and a tension disc assembly 3, wherein a tension sensor 4, a control board and a servo electric cylinder 5 are arranged in the shell, a first plane 1-1 and a second plane 1-2 are arranged at the top of the shell 1, and the second plane 1-2 is positioned at the rear side of the first plane 1-1 and is higher than the first plane 1-1; the left part of the front side of the top surface of the first platform 1-1 is provided with a display screen 6, a protective glass plate is arranged above the display screen, the right part of the front side of the top surface of the first platform 1-1 is longitudinally provided with a strip groove 7, a sliding mechanism 8 connected with a servo electric cylinder 5 is arranged in the strip groove 7, the sliding mechanism can move back and forth along the strip groove under the action of the servo electric cylinder, the clamp assembly 2 is arranged at the top of the sliding mechanism 8, the tension disc assembly 3 is positioned at the rear side of the top of the first platform and is positioned on the same symmetry line with the clamp assembly, and the fixed end of the tension disc assembly passes through the front side wall of the second platform and is arranged on the tension sensor 4; the tension sensor 4, the servo electric cylinder 5 and the display screen 6 are respectively connected with the control panel.

When the novel tension device is used, one end of a common wire harness or a new energy wire harness is fixed on the clamp assembly, the other end of the common wire harness or the new energy wire harness is fixed on the tension disc assembly, the clamp assembly moves forwards along with the sliding mechanism, the wire harness is pulled by force, the tension sensor converts the detected pressure value into a voltage signal and transmits the voltage signal to the control board, and the control board converts the voltage signal into a tension value and transmits the tension value to the display screen for display. Furthermore, a corresponding program can be written in the control board, a qualified tension value is set in advance and returned, the control board compares the converted tension value with the detected tension value, and a feedback result is given.

The servo motor cylinder is a modularized product designed by integrating a servo motor and a screw rod, converts the rotary motion of the servo motor into linear motion, can realize accurate speed control, accurate position control and accurate thrust control, and can realize the load of large-tonnage objects. The tension sensor adopts an S-shaped weighing sensor, has strong universality, high sensitivity, high reliability, high precision, convenient installation and a measuring range of 50KG-2t, and can realize large-tonnage load detection. Meanwhile, the large-tonnage measurement of the horizontal tensile testing machine can be realized by matching with a high-stability track structure.

In order to accord with ergonomic design, the front left part of the top surface of the first platform of the casing is arranged forwards and downwards, so that the display screen is arranged obliquely downwards, and the display screen is convenient to view and difficult to reflect light. Meanwhile, the top area of the second platform 1-2 of the shell is relatively large, the second platform is a reserved platform, and a altimeter, a micrometer or a camera can be installed according to requirements to measure the crimping size and the appearance of the wire harness crimping terminal.

In this embodiment, the sliding mechanism 8 includes a sliding seat 8-1 disposed in the housing, and a connecting seat 8-2 extending out of the housing long slot 7, the sliding seat 8-1 is disposed at a telescopic shaft end of the servo electric cylinder 5, and two sides of the sliding seat 8-1 inside the housing are provided with sliding rails 9 adapted to the sliding seat, the connecting seat 8-2 is disposed above the sliding seat 8-1, and an upper end of the connecting seat extends out of the long slot. The sliding rail can be utilized to realize the stable movement of the whole sliding mechanism, and the sliding rail is arranged in the shell, so that the arrangement of the components outside the shell is simplified.

The long strip groove on the known casing is longitudinal arrangement, the servo motor jar also is longitudinal arrangement in the casing, and its telescopic shaft is located long strip groove rear side, and in this embodiment, its fixed mode chooses for use the front flange to install, considers the stability of servo motor jar simultaneously, the interior bottom surface left side of casing 1 is provided with down T template 10, servo motor jar 5 is fixed on the vertical board of down T template 10, and its telescopic shaft stretches out vertical board setting, the rear end of down T template 10 is provided with a font support 11, and tension sensor 4 is fixed in the front side of font support.

In order to further protect the servo electric cylinder, a protection plate 12 is arranged above the servo electric cylinder 5, when the protection plate is designed, the arrangement of sliding rails is considered, the protection plate 12 extends forward to the lower part of the strip groove, specifically, one end of the protection plate 12 is fixed on the front side of the door-shaped support 11, the other end of the protection plate is arranged on the rear side of a vertical plate, an inverted convex through groove 12-1 with a bottom edge is arranged at the position of the protection plate below the strip groove, pressing strips 13 are respectively arranged at the top of the left side and the right side of the inverted convex through groove 12-1, and the bottom edge of the inverted convex through groove and the pressing strips are matched to form a sliding rail 9 matched with the sliding seat. Correspondingly, the left side and the right side of the sliding seat are structures matched with the sliding rail. The rail arrangement support is realized through the portal-shaped support and the vertical plate, so that the support force of the rail can be enhanced, and the support detection of large-tonnage loads is ensured.

Meanwhile, in order to slide the moving distance of the sliding mechanism, limit switches 14 are respectively arranged on the front side and the rear side of the bottom of the slide rail. In this embodiment, the limit switch 14 is a micro switch, and is disposed at the bottom of the slide rail 9 through a bracket 15, and a pressing plate 16 corresponding to the micro switch is disposed on the sliding seat 8-1 of the sliding mechanism.

In addition, in view of aesthetic property and dust-proof and dirt-proof properties, the top of the long groove 7 is provided with an inverted concave cover plate 17 along the length direction thereof, correspondingly, the left and right sides of the top of the connecting seat 8-2 of the sliding mechanism 8 respectively penetrate through the left and right sides of the inverted concave cover plate and upwards form supporting parts 8-21, and the clamp assembly is arranged on the top surfaces of the two supporting parts.

Specifically, the structure of the clamp assembly is such that the clamp assembly 2 comprises a T-shaped supporting seat 2-1, a left movable arm 2-2, a right movable arm 2-3, a left clamping jaw 2-4 and a right clamping jaw 2-5, wherein the T-shaped supporting seat 2-1 is arranged at the top of the sliding mechanism, the left movable arm 2-2 and the right movable arm 2-3 are respectively positioned at the left side and the right side of the top of the T-shaped supporting seat 2-1 and are symmetrical with each other, and the left clamping jaw 2-4 and the right clamping jaw 2-5 are respectively arranged at the rear ends of the left movable arm 2-2 and the right movable arm 2-3 and are symmetrical with each other; the front end of the T-shaped supporting seat 2-1 is transversely provided with a screw rod 2-6 in a penetrating mode, threads on the front portion and the rear portion of the screw rod 2-6 are opposite, the left portion and the right portion of the screw rod 2-6 are respectively sleeved with a sliding block 2-7, the left moving arm 2-2 and the right moving arm 2-3 are respectively arranged above the screw rod 2-6 through the sliding blocks 2-7, and the outer side of the right end of the screw rod 2-6 is provided with a handle 2-8. The handle is rocked, the screw rod rotates, and the sliding blocks at the left part and the right part of the screw rod are close to or far away from each other, so that the left moving arm and the right moving arm are driven to be close to or far away from each other, and further the left clamping jaw and the right clamping jaw are close to each other to clamp or far away from each other to loosen.

The tension disc assembly 3 comprises a fork-shaped fixed seat 3-1 and a tension disc 3-2, wherein the fork-shaped fixed seat 3-1 is longitudinally arranged, a rear support arm of the fork-shaped fixed seat extends into a shell and is connected with a tension sensor 4, the tension disc 3-2 is a concave disc, at least one through groove 3-21 is formed in the side wall of the tension disc 3-2, a pull table 3-22 is eccentrically arranged on the tension disc, and the pull table 3-22 is cylindrical; the tension disc 3-2 is horizontally arranged between two fork arms of the fork-shaped fixing seat, and the center of the tension disc is provided with a rotating shaft in a penetrating way, so that the tension disc is rotatably arranged on the fork-shaped piece through the rotating shaft. The pull platform is close to the center of the disc and is used for hanging annular terminals of wiring harnesses, through grooves in the side wall of the disc are provided with a plurality of grooves, the width of the grooves is different from each other, terminals of different types are clamped, testing of the terminals of various wiring harnesses can be achieved through one pull disc, the device is suitable for testing of the terminals of the various types, operation is convenient, and working efficiency is high.

In addition, a start button 18 is arranged below the display screen 6 on the top surface of the casing 1, and a power switch 19 and a power interface 20 are arranged on the rear side surface of the casing 1. Meanwhile, the expansion interface 20 can be added through the expansion port control board, so that interaction with the control board is realized. In this embodiment, the expansion port control board is disposed at the rear of the housing, and the expansion port 21 is located at the rear side of the housing.

In addition, a communication module is integrated on a control board of the large-tonnage horizontal tensile testing machine, and the communication module can realize wired or wireless transmission of data. Through communication module, the tensile testing machine can be networked, dock with mes, directly upload the pulling force value data after the control panel conversion. Furthermore, the control board can judge whether the tension value is qualified according to the data set by mes.

When the wire harness tension device is used, the power switch is turned on, one end of the wire harness is fixed on the clamp assembly, the other end of the wire harness is fixed on the tension disc assembly, the starting button is clicked, the clamp assembly moves forwards along with the sliding mechanism, the wire harness is pulled by force, the tension sensor converts the detected pressure value into a voltage signal and transmits the voltage signal to the control board, the control board converts the voltage signal into a tension value and transmits the tension value to the display screen for display, and an operator judges whether the tension performance of the wire harness is qualified or not according to the display screen data.

Claims (10)

1. A large-tonnage horizontal tensile testing machine is characterized in that: the device comprises a shell, a clamp assembly and a tension disc assembly, wherein a tension sensor, a control board and a servo electric cylinder are arranged in the shell, a first plane and a second plane are arranged at the top of the shell, and the second plane is positioned at the rear side of a first platform and is higher than the first plane; the left part of the front side of the top surface of the first platform is provided with a display screen, the right part of the front side of the top surface of the first platform is longitudinally provided with a strip groove, a sliding mechanism connected with a servo electric cylinder is arranged in the strip groove, the sliding mechanism can move back and forth along the strip groove under the action of the servo electric cylinder, the clamp assembly is arranged at the top of the sliding mechanism, the tension disc assembly is positioned at the rear side of the top of the first platform and is positioned on the same symmetrical line with the clamp assembly, and the fixed end of the tension disc assembly penetrates through the front side wall of the second platform and is arranged on the tension sensor; and the tension sensor, the servo electric cylinder and the display screen are respectively connected with the control panel.

2. The large tonnage horizontal tensile testing machine according to claim 1, wherein: the sliding mechanism comprises a sliding seat arranged in the shell and a connecting seat extending out of a long groove of the shell, wherein the sliding seat is arranged at the telescopic shaft end of the servo electric cylinder, sliding rails matched with the sliding seat are arranged on two sides of the sliding seat inside the shell, the connecting seat is arranged above the sliding seat, and the upper end of the connecting seat extends out of the long groove.

3. The large tonnage horizontal tensile testing machine according to claim 1, wherein: the left side of the inner bottom surface of the shell is longitudinally provided with an inverted T-shaped plate, the servo electric cylinder is fixed on a vertical plate of the inverted T-shaped plate, a telescopic shaft of the servo electric cylinder extends out of the vertical plate, a door-shaped bracket is arranged at the rear end of the inverted T-shaped plate, and the tension sensor is fixed on the front side of the door-shaped bracket.

4. A large tonnage horizontal tensile testing machine according to claim 3, wherein: the upper side of servo electronic jar is provided with the guard plate, the guard plate extends to the below of rectangular groove forward, and the guard plate is located rectangular groove below position and has seted up the logical groove of protruding type of falling, the left side of protruding logical groove of falling, right side top are provided with the layering respectively, protruding logical tank bottom border of falling, layering cooperation form the slide rail with sliding seat looks adaptation.

5. The large tonnage horizontal tensile testing machine according to claim 2 or 4, wherein: limit switches are respectively arranged on the front side and the rear side of the bottom of the sliding rail.

6. The large tonnage horizontal tensile testing machine according to claim 1, wherein: the rectangular groove top is provided with the spill apron along its length direction, slide mechanism's connecting seat top left and right sides passes and upwards forms supporting part from the left and right sides of spill apron respectively, the anchor clamps subassembly sets up at two supporting part top surfaces.

7. The large tonnage horizontal tensile testing machine according to claim 1, wherein: the clamp assembly comprises a T-shaped supporting seat, a left moving arm, a right moving arm, a left clamping jaw and a right clamping jaw, wherein the T-shaped supporting seat is arranged at the top of the sliding mechanism, the left moving arm and the right moving arm are respectively positioned at the left side and the right side of the top of the T-shaped supporting seat and are symmetrical with each other, and the left clamping jaw and the right clamping jaw are respectively arranged at the rear ends of the left moving arm and the right moving arm and are symmetrical with each other; the screw rod is transversely worn to be equipped with in the front end of T shape supporting seat just screw rod front and back portion screw thread is opposite, left portion, the right side of screw rod respectively overlap and are equipped with the slider, left side removal arm, right side removal arm set up in the screw rod top through the slider respectively, the right-hand member outside of screw rod is provided with the handle.

8. The large tonnage horizontal tensile testing machine according to claim 1, wherein: the tension disc assembly comprises a fork-shaped fixing seat and a tension disc, wherein the fork-shaped fixing seat is longitudinally arranged, a rear support arm of the fork-shaped fixing seat stretches into the shell and is connected with the tension sensor, the tension disc is a concave disc, at least one through groove is formed in the side wall of the tension disc, a pull table is eccentrically arranged on the tension disc, and the tension disc is horizontally and rotatably arranged on the fork-shaped fixing seat through a rotating shaft.

9. The large tonnage horizontal tensile testing machine according to claim 1, wherein: the power switch is arranged on the rear side face of the shell, and the power switch is arranged on the rear side face of the shell.

10. The large tonnage horizontal tensile testing machine according to claim 1, wherein: the control panel is integrated with a communication module, and the communication module can realize wired or wireless transmission of data.