Terminal drawing force detection tool

Abstract

The utility model discloses a terminal drawing force detection tool, and relates to the drawing force detection technology field, the terminal drawing force detection tool comprises a table top, the top end of the table top is fixedly provided with a drawing device, the drawing device comprises a support frame, two sides of the bottom end of the support frame are respectively fixedly connected with two sides of the top end of the table top, and the top end of the table top is fixedly connected with the support frame. Two rotating shafts are connected to one end of the supporting frame in a penetrating mode, rollers are fixedly connected to one ends of the two rotating shafts, the outer surfaces of the two rollers are jointly sleeved with a belt, a first motor is arranged at the top end of the table top, and the output end of the first motor is fixedly connected with one end of the lower roller. One end of each rotating shaft is fixedly connected with a first bevel gear, the outer surface of each first bevel gear is in meshed connection with a second bevel gear, and the terminal drawing force detection tool provided by the utility model can detect the drawing force of a terminal of a wire rod, and can clamp and fix the outer surfaces of wire harness terminals at the two ends of a wire harness.

Description

Technical Field

[0001] The utility model relates to the technical field of pull-out force detection, in particular to a terminal pull-out force detection tool. Background Art

[0002] The pull-out force test of the wiring harness terminal mainly includes tensile performance, tensile strength and deformation rate, breaking force, tear resistance, compression test, bending test, shear test, bursting test and other tests. The pull-out force test needs to be carried out after the wiring harness and wiring harness terminal are installed.

[0003] However, the prior art still has the following problems:

[0004] First of all, when testing whether the pull-out force of the terminal of each wire meets the preset requirements, it is necessary to set a certain pulling force until the terminals break to determine whether the batch of terminals meets the standards. The pull-out force testing tooling on the market cannot effectively test the pull-out force of the wire terminals and has low practicality.

[0005] Secondly, the existing wiring harnesses are equipped with wiring harness terminals at both ends. When performing pull-out force testing on the wire terminals, it is necessary to clamp the wiring harness terminals at both ends of the wiring harness with a clamp. The pull-out force testing tooling on the market cannot effectively fix and clamp the wiring harness terminals at both ends of the wiring harness, which will affect the test results.

[0006] In view of the above problems, the inventor proposes a terminal pull-out force detection tool to solve the above problems. Utility Model Content

[0007] In order to solve the problem that the pull-out force of the terminal of the wire cannot be effectively detected and the wire harness terminals at both ends of the wire harness cannot be effectively fixed and clamped; the purpose of the utility model is to provide a terminal pull-out force detection tool.

[0008] In order to solve the above technical problems, the utility model adopts the following technical solutions: a terminal pulling force detection tooling, including a table, a pulling device is fixedly provided at the top of the table, the pulling device includes a support frame, the two sides of the bottom end of the support frame are respectively fixedly connected to the two sides of the top of the table, one end of the support frame is connected through two rotating shafts, one end of the two rotating shafts is fixedly connected to rollers, the outer surfaces of the two rollers are jointly sleeved with belts, the top of the table is provided with a first motor, the output end of the first motor is fixedly connected to one end of the lower roller, and one end of the two rotating shafts is fixedly connected to a first bevel gear The two gears are connected with a plurality of gears at the same time, and the two gears are connected with a plurality of gears at the same time, and a plurality of gears are connected with the plurality of gears at the same time, and a plurality of gears are connected with the plurality of gears at the same time.

[0009] Preferably, the clamping device includes a connecting plate, the outer surface of the connecting plate is provided with six first through grooves, the inner walls of the first through grooves are slidably connected with fixing rods, the six fixing rods are all arc-shaped, one end of the fixing rods is fixedly connected with a clamping plate, one end of the fixing rods is fixedly connected with a connecting rod, one end of the connecting plate is provided with a driving gear, and one end of the driving gear is provided with six through-type second through grooves, the inner walls of the first through grooves are respectively fitted with the outer surfaces of the six fixing rods, the outer surfaces of the connecting rods are respectively fitted with the inner walls of the six second through grooves, the first through grooves, the fixing rods, the connecting rods, the second through grooves and the clamping plates are all distributed in an annular array, the bottom end of the connecting plate is fixedly connected with supporting plates on both sides, and the lower inner wall of the support plate is fixedly connected with a second motor, the output end of the second motor is fixedly connected to the middle part of one end of the driving gear, the support plate is "U"-shaped, and both sides of one end of the support plate are fixedly connected to one end of the connecting plate.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1. The utility model can slide on the outer surface of the support rod through two slides, and the two slides move up and down respectively to drive the clamping device to move, and the two clamping devices move up and down respectively to pull the wire harness terminals at both ends of the wire harness, thereby achieving the purpose of effectively detecting the pulling force of the wire terminals.

[0012] 2. The utility model can drive the clamping plates to move by moving the six fixing rods respectively, and the six clamping plates arranged in an upper and lower distribution can move toward the middle at the same time, thereby achieving the purpose of effectively clamping and fixing the outer surfaces of the wiring harness terminals at both ends of the wiring harness; BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a schematic diagram of the structure of the utility model.

[0015] Figure 2 It is a schematic diagram of the pulling device of the utility model.

[0016] Figure 3 It is a schematic diagram of the clamping device of the utility model.

[0017] In the figure: 1, table; 2, pulling device; 3, clamping device; 20, support frame; 21, rotating shaft; 22, roller; 23, belt; 24, first motor; 25, first bevel gear; 26, second bevel gear; 27, two-way threaded rod; 28, support rod; 29, slide plate; 31, connecting plate; 32, first through groove; 33, fixing rod; 34, connecting rod; 35, driving gear; 36, second through groove; 37, support plate; 38, second motor; 39, clamping plate. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] Example: Figure 1-3As shown, the utility model provides a terminal pulling force detection tool, including a table 1, a pulling device 2 is fixedly provided on the top of the table 1, and the pulling device 2 includes a support frame 20, and the two sides of the bottom end of the support frame 20 are respectively fixedly connected to the two sides of the top of the table 1, one end of the support frame 20 is penetrated and connected with two rotating shafts 21, one end of the two rotating shafts 21 is fixedly connected with rollers 22, and the outer surfaces of the two rollers 22 are jointly sleeved with a belt 23, and the top of the table 1 is provided with a first motor 24, the output end of the first motor 24 is fixedly connected to one end of the lower roller 22, one end of the two rotating shafts 21 is fixedly connected with a first bevel gear 25, the outer surfaces of the two first bevel gears 25 are meshed and connected with a second bevel gear 26, and one end of the two second bevel gears 26 is penetrated and connected with A bidirectional threaded rod 27, the upper and lower ends of which are rotatably connected to the upper and lower inner walls of one side of the support frame 20, one end of the two slides 29 is commonly connected with a support rod 28, the upper and lower ends of the support rod 28 are respectively fixedly connected to the upper and lower inner walls of the other side of the support frame 20, the outer surface of the bidirectional threaded rod 27 is sleeved with two slides 29, the two slides 29 are respectively sleeved on the different thread directions engraved on the outer surface of the bidirectional threaded rod 27, one end of the opposite surfaces of the two slides 29 are fixedly provided with a clamping device 3, the two slides 29 slide on the outer surface of the support rod 28, the two slides 29 move up and down respectively to drive the clamping device 3 to move, the two clamping devices 3 move up and down respectively to pull the wiring harness terminals at both ends of the wiring harness, which can effectively detect the pulling force of the wire terminals.

[0020] The clamping device 3 includes a connecting plate 31, the outer surface of the connecting plate 31 is provided with six first through grooves 32, the inner walls of the first through grooves 32 are slidably connected with fixing rods 33, the six fixing rods 33 are all arc-shaped, one end of the fixing rods 33 is fixedly connected with a clamping plate 39, one end of the fixing rods 33 is fixedly connected with a connecting rod 34, one end of the connecting plate 31 is provided with a driving gear 35, and one end of the driving gear 35 is provided with six through-type second through grooves 36, the inner walls of the first through grooves 32 are respectively fitted with the outer surfaces of the six fixing rods 33, and the outer surfaces of the connecting rods 34 are respectively fitted with the inner walls of the six second through grooves 36. The first through slot 32, the fixing rod 33, the connecting rod 34, the second through slot 36 and the clamping plate 39 are all distributed in a circular array, the bottom end of the connecting plate 31 is fixedly connected with support plates 37 on both sides, and the lower inner wall of the support plate 37 is fixedly connected with a second motor 38, the output end of the second motor 38 is fixedly connected to the middle of one end of the driving gear 35, the support plate 37 is "U" shaped, and both sides of one end of the support plate 37 are fixedly connected to one end of the connecting plate 31, the six fixing rods 33 move respectively to drive the clamping plate 39 to move, and the six clamping plates 39 distributed up and down move toward the middle at the same time, which can effectively clamp and fix the outer surfaces of the wiring harness terminals at both ends of the wiring harness.

[0021] Working principle: when it is necessary to clamp and fix the outer surfaces of the wiring harness terminals at both ends of the wiring harness, the wiring harness terminals at both ends of the wiring harness are respectively placed in the inner walls of the six fixing rods 33 distributed up and down, and the second motor 38 in the clamping device 3 is turned on. The output end of the second motor 38 rotates to drive the driving gear 35 to rotate, and the six second through slots 36 provided by the driving gear 35 rotate to respectively drive the six connecting rods 34 to move, and the six connecting rods 34 slide in the inner walls of the six second through slots 36, and the six connecting rods 34 drive the fixing rods 33 to move, and the six fixing rods 33 move in the six first through slots 32 provided in the connecting plate 31, and the six fixing rods 33 move to drive the clamping plates 39 to move, and the six clamping plates 39 distributed up and down move toward the middle at the same time, thereby achieving the purpose of effectively clamping and fixing the outer surfaces of the wiring harness terminals at both ends of the wiring harness;

[0022] When it is necessary to detect the pulling force of the terminal of the wire, the first motor 24 in the pulling device 2 is turned on, and the output end of the first motor 24 rotates to drive the lower roller 22 to rotate, and the rotation of the lower roller 22 drives the belt 23 to rotate, and the rotation of the belt 23 drives the upper roller 22 to rotate, and the two rollers 22 respectively drive the rotating shaft 21 to rotate, and the rotation of the two rotating shafts 21 respectively drives the first bevel gear 25 to rotate, and the rotation of the first bevel gear 25 drives the second bevel gear 26 to rotate, and the two second bevel gears 26 rotate and jointly drive the bidirectional threaded rod 27 to rotate in the inner wall of one side of the support frame 20, and the rotation of the bidirectional threaded rod 27 drives the two slides 29 to move up and down respectively, and the two slides 29 slide on the outer surface of the support rod 28, and the two slides 29 move up and down respectively to drive the clamping device 3 to move, and the two clamping devices 3 move up and down respectively to pull the wiring harness terminals at both ends of the wiring harness, thereby achieving the purpose of effectively detecting the pulling force of the terminal of the wire.

[0023] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A terminal pull-out force testing tool, comprising a table (1), characterized in that: A pulling device (2) is fixedly provided on the top of the table top (1); The pulling device (2) comprises a support frame (20), the two sides of the bottom end of the support frame (20) are respectively fixedly connected to the two sides of the top end of the table (1), one end of the support frame (20) is connected through two rotating shafts (21), one end of the two rotating shafts (21) is fixedly connected to rollers (22), the outer surfaces of the two rollers (22) are commonly sleeved with a belt (23), the top of the table (1) is provided with a first motor (24), the output end of the first motor (24) is fixedly connected to one end of the lower roller (22), one end of the two rotating shafts (21) is fixedly connected to a first bevel gear (25), the outer surfaces of the two first bevel gears (25) are meshedly connected to a second bevel gear (26), one end of the two second bevel gears (26) is commonly connected through a bidirectional threaded rod (27), the outer surface of the bidirectional threaded rod (27) is sleeved with two slides (29), and one end of the opposite surface of the two slides (29) is fixedly provided with a clamping device (3).

2. The terminal pull-out force detection tool as claimed in claim 1, characterized in that: The clamping device (3) comprises a connecting plate (31), the outer surface of the connecting plate (31) is provided with six first through grooves (32), the inner walls of the first through grooves (32) are slidably connected with fixed rods (33), one end of the fixed rods (33) is fixedly connected with a clamping plate (39), one end of the fixed rods (33) is fixedly connected with a connecting rod (34), one end of the connecting plate (31) is provided with a driving gear (35), and one end of the driving gear (35) is provided with six through-type second through grooves (36), the bottom end of the connecting plate (31) is fixedly connected with support plates (37) on both sides, and the lower inner wall of the support plate (37) is fixedly connected with a second motor (38), and the output end of the second motor (38) is fixedly connected to the middle part of one end of the driving gear (35).

3. The terminal pull-out force detection tool as claimed in claim 1, characterized in that: The upper and lower ends of the bidirectional threaded rod (27) are rotatably connected to the upper and lower inner walls of one side of the support frame (20), and one end of the two slide plates (29) is connected to a support rod (28) through which the two ends are connected, and the upper and lower ends of the support rod (28) are fixedly connected to the upper and lower inner walls of the other side of the support frame (20).

4. The terminal pull-out force detection tool as claimed in claim 1, characterized in that: The two slide plates (29) are respectively sleeved on different thread directions engraved on the outer surface of the bidirectional threaded rod (27).

5. The terminal pull-out force detection tool as claimed in claim 2, characterized in that: The six fixing rods (33) are all arc-shaped.

6. The terminal pull-out force detection tool as claimed in claim 2, characterized in that: The inner wall of the first through slot (32) is respectively fitted with the outer surfaces of the six fixing rods (33), and the outer surface of the connecting rod (34) is respectively fitted with the inner walls of the six second through slots (36).

7. The terminal pull-out force detection tool as claimed in claim 2, characterized in that: The first through slot (32), the fixing rod (33), the connecting rod (34), the second through slot (36) and the clamping plate (39) are all distributed in a ring array.

8. The terminal pull-out force detection tool as claimed in claim 2, characterized in that: The support plate (37) is in a "U" shape, and both sides of one end of the support plate (37) are fixedly connected to one end of the connecting plate (31).

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