CN115479834A - Tension tester for wire harness terminal - Google Patents

Abstract

The invention relates to the technical field of tension testing, and particularly discloses a tension testing machine for a wire harness terminal, which comprises a base, a moving mechanism, a fixing mechanism and a wire harness collecting mechanism, wherein the moving mechanism is arranged on the base; the moving mechanism is arranged at the top of the base and comprises a support frame and a motor, the support frame is fixedly connected to the top of the base, and the motor is fixedly connected to the right side plate of the support frame; the fixing mechanism is arranged on the moving mechanism and used for fixing two ends of the wire harness; the wire harness collecting mechanism is arranged on the base and the supporting frame and is used for collecting the wire harness after tension detection; according to the invention, two ends of the wire harness are respectively wound on the two round rods, and then the first hydraulic telescopic rod is used for driving the clamping plate to move downwards, so that the two ends of the wire harness are clamped on the round rods, the two ends of the wire harness are firmly fixed and cannot fall off, when the two moving plates move back to back, the tension test of the wire harness is realized, and the accuracy of the tension test result of the wire harness is ensured.

Description

A wire harness terminal tension testing machine

technical field

The invention relates to the technical field of tension testing, in particular to a tension testing machine for wire harness terminals.

Background technique

The wiring harness provides the overall service equipment for a certain load source group, such as trunk lines, switching devices, control systems, etc. The basic research content of traffic theory is to study the relationship between traffic volume, call loss and harness capacity. Therefore, harness is an important basic concept in traffic theory.

Tensile testing machine is also known as universal material testing machine. Universal testing machine is a mechanical testing machine used for static load, tension, compression, bending, shearing, tearing, peeling and other mechanical performance tests of instruments and equipment for various materials. It is suitable for plastic sheets, pipes, Various physical and mechanical performance tests of profiled materials, plastic films and rubber, wire and cable, steel, glass fiber and other materials are used for material development, and are indispensable testing equipment for physical property tests, teaching research, quality control, etc. It is an important component, and different materials require different fixtures, which is also an important factor for the smooth progress of the test and the accuracy of the test results.

When testing the tension of the wire harness terminal, it is necessary to clamp and fix the two ends of the wire harness. The existing wire harness tension detection device is not convenient to fix the ends of the wire harness, and the two ends of the wire harness are easy to fall off, which affects the tension detection of the wire harness. The test results are not accurate enough. At the same time, after the tension test is completed, it is labor-intensive to collect the wire harness, which is time-consuming and labor-intensive.

Based on this, the present invention designs a wire harness terminal tension testing machine to solve the above problems.

Contents of the invention

The invention proposes a wire harness terminal tension testing machine, which solves the problem that the two ends of the wire harness are not fixed firmly enough when the wire harness is tested for tension in the prior art, so that the two ends of the wire harness fall off, resulting in an error in the detection result of the wire harness tension, and the wire harness After the tension test is completed, it is not convenient to collect the wire harnesses, which causes the problem of messy wire harnesses on the device.

The technical solution of the present invention is realized in the following way: a wire harness terminal tensile testing machine includes a base, and also includes a moving mechanism, a fixing mechanism and a wire harness collecting mechanism;

The moving mechanism is arranged on the top of the base, the moving mechanism includes a support frame and a motor, the support frame is fixed on the top of the base, and the motor is fixed on the right side plate of the support frame;

The fixing mechanism is arranged on the moving mechanism, and the fixing mechanism is used to fix both ends of the wiring harness;

The wire harness collecting mechanism is arranged on the base and the supporting frame, and the wire harness collecting mechanism is used for collecting the wire harness after the tension test.

Further, a long rod is rotatably connected between the left and right side plates of the support frame, the right end of the long rod is fixedly connected to the output shaft of the motor, and the top of the base is symmetrically provided with limiting grooves.

Further, the two ends of the long rod are symmetrically provided with thread grooves, and the two ends of the long rod are symmetrically connected with moving plates, and the bottom ends of the two moving plates are respectively slidably connected inside the limiting grooves.

Further, the fixing mechanism includes a round rod and a connecting plate, the two round rods are affixed to the adjacent two sides of the two moving plates, and the two adjacent ends of the two round rods are affixed with baffle plates , the baffle on the left side is provided with a tension detector, and the connecting plate is fixedly connected to the adjacent two sides of the two moving plates.

Further, a first hydraulic telescopic rod is fixedly connected to the bottom of the connecting plate, and a clamping plate is fixedly connected to the bottoms of the two first hydraulic telescopic rods, and the clamping plate is located above the round rod.

Further, the wire harness collection mechanism includes a rotating shaft, a driving bevel gear and a collecting box, the rotating shaft is rotatably connected to the top plate of the support frame, the driving bevel gear is fixed on the long rod, and the collecting box is arranged on the bottom of the base top.

Further, a second hydraulic telescopic rod is fixedly connected to the bottom of the rotating shaft, and fan blades are fixedly connected to the second hydraulic telescopic rod, and a driven bevel gear is fixedly connected to the bottom of the second hydraulic telescopic rod. The driven bevel gear matches the driving bevel gear.

Compared with prior art, the beneficial effect of the present invention is:

1. By winding the two ends of the wire harness on the two round rods respectively, and then using the first hydraulic telescopic rod to drive the clamping plate to move downwards, so as to clamp the two ends of the wire harness on the round rods to realize the fixing of both ends of the wire harness It is firm and will not fall off. When the two moving plates move back to back, the tension test of the wire harness is realized to ensure the accuracy of the wire harness tension test results.

2. The driven bevel gear and the driving bevel gear are driven to contact by the second hydraulic telescopic rod, the long rod is driven to rotate by the motor, and the second hydraulic telescopic rod drives the fan to rotate through the cooperation between the driving bevel gear and the driven bevel gear. A force is generated on the middle of the wire harness, so that the loose wire harness falls into the inside of the collection box, realizing the collection of the wire harness, saving time and effort.

Of course, implementing any product of the present invention does not necessarily need to achieve all the above advantages at the same time.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a structural representation of the present invention;

Fig. 2 is the structural representation of fixing mechanism and moving mechanism of the present invention;

Fig. 3 is a structural schematic diagram of the second hydraulic telescopic rod and fan blade of the present invention.

In the accompanying drawings, the list of parts represented by each label is as follows:

1-base, 201-support frame, 202-motor, 203-long rod, 204-limit slot, 205-moving plate, 301-round rod, 302-connecting plate, 303-baffle plate, 304-tension detector, 305-first hydraulic telescopic rod, 306-clamping plate, 401-rotating shaft, 402-driving bevel gear, 403-collecting box, 404-second hydraulic telescopic rod, 405-blade, 406-driven bevel gear.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Referring to Figures 1-3, the present invention has the following two specific embodiments.

Example 1

A wire harness terminal tensile testing machine, including a base 1, and also includes a moving mechanism, a fixing mechanism, and a wire harness collecting mechanism; the moving mechanism is arranged on the top of the base 1, and the moving mechanism includes a support frame 201 and a motor 202, and the support frame 201 is fixed on the base 1, the motor 202 is fixed on the right side plate of the supporting frame 201; the fixing mechanism is arranged on the moving mechanism, and the fixing mechanism is used to fix the two ends of the wire harness; the wire harness collecting mechanism is arranged on the base 1 and the supporting frame 201, and the wire harness The collecting mechanism is used for collecting the wire harness after the tension test.

Preferably, a long rod 203 is rotatably connected between the left and right side plates of the support frame 201 , the right end of the long rod 203 is fixedly connected to the output shaft of the motor 202 , and the top of the base 1 is symmetrically provided with a limiting groove 204 .

Preferably, the two ends of the long rod 203 are symmetrically provided with thread grooves, and the two ends of the long rod 203 are symmetrically threaded with the moving plate 205 , and the bottom ends of the two moving plates 205 are respectively slidably connected in the limiting groove 204 .

The motor 202 can drive the long rod 203 to rotate, thereby driving the two moving plates 205 to move relatively or oppositely.

Preferably, the fixing mechanism includes a round rod 301 and a connecting plate 302, the two round rods 301 are affixed to the adjacent two sides of the two moving plates 205, and the two adjacent ends of the two round rods 301 are affixed with baffles 303 , the left side baffle 303 is provided with a tension detector 304 , and the connecting plate 302 is fixedly connected to the adjacent two sides of the two moving plates 205 .

Preferably, a first hydraulic expansion rod 305 is fixedly connected to the bottom of the connecting plate 302 , and a clamping plate 306 is fixed to the bottom of the two first hydraulic expansion rods 305 , and the clamping plate 306 is located above the round rod 301 .

By winding the two ends of the wire harness on the two round rods 301 respectively, and then using the first hydraulic telescopic rod 305 to drive the clamping plate 306 to move downward, the wire harness is wound on the round rods to enhance the firmness of the wire harness , can effectively prevent the wire harness from falling off.

Example 2

The difference from Example 1 is that it also includes the following:

The wire harness collection mechanism includes a rotating shaft 401, a driving bevel gear 402 and a collecting box 403. The rotating shaft 401 is rotatably connected to the top plate of the support frame 201, the driving bevel gear 402 is fixedly connected to the long rod 203, and the collecting box 403 is arranged on the top of the base 1.

Preferably, a second hydraulic telescopic rod 404 is fixedly connected to the bottom of the rotating shaft 401, a fan blade 405 is fixedly connected to the second hydraulic telescopic rod 404, and a driven bevel gear 406 is fixedly connected to the bottom of the second hydraulic telescopic rod 404. The bevel gear 406 is adapted to the driving bevel gear 402 .

Use the first hydraulic telescopic rod 305 to drive the clamping plate 306 to move upward, so that the two ends of the wire harness are loosened, and the motor 202 drives the long rod 203 to rotate, driving the driving bevel gear 402 and the driven bevel gear 406 to rotate, thereby driving the second hydraulic telescopic Karma 404 rotates, drives fan blade 405 to rotate, generates wind, blows to the middle part of wire harness, makes wire harness blow into the inside of collection box 403, realizes the collection of wire harness.

Working principle: Wrap the two ends of the wire harness on the left and right round rods 301 respectively, then use the first hydraulic telescopic rod 305 to drive the clamping plate 306 to move downward, and use the clamping plate 306 and the round rod 301 to lock the two ends of the wire harness Fix on the round rod 301 to prevent the wire harness from falling off, turn on the motor 202, the motor 202 drives the long rod 203 to rotate, thereby driving the two moving plates 205 to move back to back, and use the tension detector 304 to detect and realize the tension test of the wire harness;

After the tensile test is over, use the first hydraulic telescopic rod 305 to drive the clamping plate 306 to move upwards, so that the two ends of the wire harness are loosened, and use the second hydraulic telescopic rod 404 to drive the driven bevel gear 406 to contact the driving bevel gear 402, and the motor 202 Drive the long rod 203 to rotate, thereby drive the driving bevel gear 402 and the driven bevel gear 406 to rotate, drive the second hydraulic telescopic rod 404 to rotate, drive the fan blade 405 to rotate, and generate wind. The force makes the wire harness fall to the inside of the collection box 403 to realize the collection of the wire harness.

The motor 202 and the tension detector 304 can be purchased commercially, and the motor 202 and the tension detector 304 are equipped with a power supply. The control method is a mature prior art, so the description will not repeat them.

In describing the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "side", "top ", "inner", "front", "central", "both ends" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and It is not to indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, or operate in a particular orientation, and thus should not be construed as limiting the invention.

In the present invention, terms such as "installation", "installation", "connection", "fixation" and "rotation connection" should be interpreted in a broad sense unless otherwise clearly specified and limited, for example, it may be a fixed connection, or It can be a detachable connection or integrated; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary; it can be the internal communication of two components or the interaction relationship between two components Unless otherwise clearly defined, those skilled in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the scope of the present invention. within the scope of protection.

Claims (7)

1. A wire harness terminal tension tester comprises a base (1), and is characterized by also comprising a moving mechanism, a fixing mechanism and a wire harness collecting mechanism;

the moving mechanism is arranged on the top of the base (1) and comprises a supporting frame (201) and a motor (202), the supporting frame (201) is fixedly connected to the top of the base (1), and the motor (202) is fixedly connected to the right side plate of the supporting frame (201);

the fixing mechanism is arranged on the moving mechanism and used for fixing two ends of the wire harness;

the wire harness collecting mechanism is arranged on the base (1) and the supporting frame (201), and is used for collecting wire harnesses after tension detection.

2. The wire harness terminal tension tester as claimed in claim 1, wherein a long rod (203) is rotatably connected between the left and right side plates of the supporting frame (201), the right end of the long rod (203) is fixedly connected with the output shaft of the motor (202), and the top of the base (1) is symmetrically provided with a limiting groove (204).

3. The wire harness terminal tension tester as claimed in claim 2, wherein the two ends of the long rod (203) are symmetrically provided with screw grooves, the two ends of the long rod (203) are symmetrically screwed with moving plates (205), and the bottom ends of the two moving plates (205) are respectively slidably connected inside the limiting grooves (204).

4. The wire harness terminal tension testing machine according to claim 1, wherein the fixing mechanism comprises round rods (301) and a connecting plate (302), the two round rods (301) are fixedly connected to two adjacent sides of the two moving plates (205), two adjacent ends of the two round rods (301) are fixedly connected to a baffle (303), a tension detector (304) is arranged on the baffle (303) on the left side, and the connecting plate (302) is fixedly connected to two adjacent sides of the two moving plates (205).

5. The wire harness terminal tension testing machine as claimed in claim 4, wherein a first hydraulic telescopic rod (305) is fixedly connected to the bottom of the connecting plate (302), a clamping plate (306) is fixedly connected to the bottom of each of the two first hydraulic telescopic rods (305), and the clamping plate (306) is located above the round bar (301).

6. The wire harness terminal tension tester as claimed in claim 1, wherein the wire harness collecting mechanism comprises a rotating shaft (401), a drive bevel gear (402) and a collecting box (403), the rotating shaft (401) is rotatably connected to the top plate of the supporting frame (201), the drive bevel gear (402) is fixedly connected to the long rod (203), and the collecting box (403) is arranged on the top of the base (1).

7. The wire harness terminal tension testing machine as claimed in claim 6, wherein a second hydraulic telescopic rod (404) is fixedly connected to the bottom of the rotating shaft (401), a fan blade (405) is fixedly connected to the second hydraulic telescopic rod (404), a driven bevel gear (406) is fixedly connected to the bottom of the second hydraulic telescopic rod (404), and the driven bevel gear (406) is matched with the driving bevel gear (402).

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