A wire harness terminal crimping detection device

Abstract

The application provides a kind of wire harness terminal crimping detection device, it is related to wire harness terminal crimping detection technical field, including support positioning part;The drive straightening part is installed on support positioning part, the drive straightening part is used to assist straightening bent wire harness;The crimping detection part is installed on drive straightening part, the drive straightening part is used to move crimping detection part, and crimping detection part is used to detect the crimping condition of wire harness terminal;The protection feedback part is installed on drive straightening part, the protection feedback part is used to shield wire harness in detection process, and protection feedback part is also used to feed back the crimping detection result of wire harness terminal;When LED lamp flashes, it is indicated that a part of terminal can be crimped on the insulating layer of wire;Solve the problem of low detection efficiency by observing whether wire and terminal separate to determine the crimping effect of wire harness terminal, when the terminal is crimped on the insulating layer of wire, wire and terminal also exist the case of not separating, resulting in low detection efficiency.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of wire harness terminal crimping detection, more specifically, particularly relates to a wire harness terminal crimping detection device. BACKGROUND

[0002] Wire harness terminal crimping detection is a key link to ensure the reliability and safety of electrical connection, and the crimping quality directly affects the conductivity, mechanical strength and long-term stability of the conductor.

[0003] The wire harness terminal crimping detection device currently used still has the following problems:

[0004] 1. The electric telescopic rod can only detect one wire harness after each extension and contraction, and cannot detect two wire harnesses, which reduces the crimping detection efficiency of the wire harness terminal;

[0005] 2. It cannot automatically straighten the curved hard wires during crimping detection, resulting in a lot of time occupied by the staff when adjusting the curved hard wires;

[0006] 3. The crimping effect of the wire harness terminal is generally judged by observing whether the wires and the terminal are separated, and when the terminal is crimped on the insulating layer of the wire, the wires and the terminal will also be separated, resulting in low detection efficiency. SUMMARY

[0007] The disclosed embodiment relates to a wire harness terminal crimping detection device, which has a support positioning part, a driving straightening part, a crimping detection part and a protection feedback part; the electric telescopic rod can detect the terminals on two wire harnesses after each extension and contraction, improving the crimping detection efficiency of the wire harness terminal; the two T-shaped straightening frames can slide along the insulating support frame, automatically straightening the curved wire harness in the straightening groove; when the LED light flashes, it means that part of the terminal may be crimped on the insulating layer of the wire; the problems of the electric telescopic rod being able to detect only one wire harness after each extension and contraction, being unable to automatically straighten the curved hard wires during crimping detection, and the low precision of wire harness terminal crimping detection are solved.

[0008] The present application provides a wire harness terminal crimping detection device, which comprises a support positioning part, a driving straightening part, a crimping detection part and a protection feedback part; the driving straightening part is installed on the support positioning part, and is used to assist in straightening the curved wire harness; the crimping detection part is installed on the driving straightening part, and the driving straightening part is used to move the crimping detection part, and the crimping detection part is used to detect the crimping condition of the wire harness terminal; the protection feedback part is installed on the driving straightening part, and is used to shield the wire harness during detection, and the protection feedback part is also used to feedback the crimping detection result of the wire harness terminal.

[0009] In at least some embodiments, the support positioning part comprises: an insulating support frame and a metal positioning rod; the insulating support frame is provided with a straightening groove, and the depth of the straightening groove is the same as the diameter of the wire on the wire harness terminal; the metal positioning rod is provided with four, and the four metal positioning rods are fixedly installed on the front side of the insulating support frame.

[0010] In at least some embodiments, the support positioning part further comprises: a movable anti-dropping head and a support spring a; the movable anti-dropping head is provided with four, and the four movable anti-dropping heads are slidingly installed in the four metal positioning rods, and the outer end of the four movable anti-dropping heads is provided with a rounded corner; the support spring a is provided with four, and the four support springs a are installed in the four metal positioning rods, and the four support springs a are further connected with the inner end of the four metal positioning rods.

[0011] In at least some embodiments, the driving straightening part comprises: an electric telescopic rod, a rectangular frame and a U-shaped connecting frame; the electric telescopic rod is fixedly installed on the insulating support frame; the rectangular frame is fixedly installed on the output shaft of the electric telescopic rod; the U-shaped connecting frame is provided with two, and the two U-shaped connecting frames are fixedly installed on the bottom end of the rectangular frame.

[0012] In at least some embodiments, the driving straightening part further comprises: a circular mounting shaft, a T-shaped straightening frame and a circular limiting rod; the circular mounting shaft is provided with two, and the two circular mounting shafts are rotatably installed on the two U-shaped connecting frames; the T-shaped straightening frame is provided with two, and the two T-shaped straightening frames are fixedly installed on the outside of the two circular mounting shafts; the circular limiting rod is provided with two, and the two circular limiting rods are fixedly installed on the two T-shaped straightening frames, and the two circular limiting rods are further inserted into the two U-shaped connecting frames.

[0013] In at least some embodiments, the driving straightening part further comprises: a U-shaped mounting frame and an elastic band; the U-shaped mounting frame is provided with two, and the two U-shaped mounting frames are fixedly installed on the inner side of the two T-shaped straightening frames; the elastic band is installed on the two U-shaped mounting frames.

[0014] In at least some embodiments, the crimping detection part comprises: a circular guide rod, a rectangular mounting block and a support spring b; the circular guide rod is fixedly installed on the rectangular frame; the rectangular mounting block is slidingly installed on the outside of the circular guide rod; the support spring b is provided with two, and the two support springs b are sleeved on the outside of the circular guide rod, and the two support springs b are located on the upper and lower sides of the rectangular mounting block.

[0015] In at least some embodiments, the crimping detection part further comprises a crimping detection frame and a crimping detection wheel; the crimping detection frame is fixedly installed outside the rectangular mounting block; the crimping detection wheel is provided with two, and the two crimping detection wheels are rotatably installed on the crimping detection frame, and the two crimping detection wheels are located in the same central plane as the wire harness in the detection process.

[0016] In at least some embodiments, the protection feedback part comprises an insulating plate, a lithium battery and an LED lamp; the insulating plate is fixedly installed at the front end of the rectangular mounting block; the lithium battery is fixedly installed on the front side of the insulating plate; the LED lamp is fixedly installed on the front side of the insulating plate, and the positive electrode of the lithium battery is electrically connected with the positive electrode of the LED lamp.

[0017] In at least some embodiments, the protection feedback part further comprises a movable metal frame, a limiting ring and a supporting spring c; the movable metal frame is provided with two, and the two movable metal frames are slidably installed on the insulating plate; the movable metal frame on the left side is located in the same central plane as the two metal positioning rods on the left side, and the movable metal frame on the right side is located in the same central plane as the two metal positioning rods on the right side; the movable metal frame on the left side is electrically connected with the negative electrode of the lithium battery, and the movable metal frame on the right side is electrically connected with the negative electrode of the LED lamp; the limiting ring is provided with four, and the four limiting rings are fixedly installed at the front end of the two movable metal frames; the supporting spring c is provided with four, and the front end of the four supporting springs c is fixedly installed on the insulating plate, and the rear end of the four supporting springs c is fixedly installed on the two movable metal frames.

[0018] Compared with the prior art, the present application has the following beneficial effects:

[0019] 1、When the terminals on the lower wire harness are subjected to crimping detection, the staff can take down the upper wire harness after detection, and then connect the two terminals on the wire harness to be detected with the two metal positioning rods on the upper side; when the terminals on the upper wire harness are subjected to crimping detection, the staff can take down the lower wire harness after detection, and then connect the two terminals on the wire harness to be detected with the two metal positioning rods on the lower side, so that the electric telescopic rod can detect the terminals on two wire harnesses each time, improving the crimping detection efficiency of the wire harness terminals; the four movable anti-dropping heads limit the terminals on the wire harness; when the staff installs or dismounts the terminals on the wire harness, the terminals can push the corresponding movable anti-dropping heads to move inward.

[0020] 2、The two T-shaped straightening frames can move downward when the output shaft of the electric telescopic rod is extended, and when the bottom of the two T-shaped straightening frames contacts the insulating support frame, the output shaft of the electric telescopic rod continues to extend, and the two T-shaped straightening frames can slide along the insulating support frame, thereby achieving the effect of automatically straightening the bent wire harness in the straightening groove; the two circular limiting rods limit the two T-shaped straightening frames, so that the two T-shaped straightening frames can always be in an inclined state after being reset.

[0021] 3、When the output shaft of the electric telescopic rod is extended, the lower crimping detection wheel presses the lower wire harness; when the output shaft of the electric telescopic rod is retracted, the upper crimping detection wheel presses the upper wire harness, thereby achieving automatic crimping detection; when all the lower or upper support springs b are compressed, and the terminals on the lower or upper wire harness are not separated from the wires, it indicates that the lower or upper wire harness terminal crimping detection is qualified; when not all the lower or upper support springs b are compressed, and the terminals on the lower or upper wire harness are separated from the wires, it indicates that the lower or upper wire harness terminal crimping detection is unqualified.

[0022] 4、When the output shaft of the electric telescopic rod is in the extended state, the insulating flat plate blocks the wire harness in the lower detection; when the output shaft of the electric telescopic rod is in the retracted state, the insulating flat plate blocks the wire harness in the upper detection; when the output shaft of the electric telescopic rod is in the extended state, the two movable metal frames contact the two lower metal positioning rods; when the output shaft of the electric telescopic rod is in the retracted state, the two movable metal frames contact the two upper metal positioning rods;

[0023] In addition, the four support springs c ensure that the two movable metal frames can be in elastic contact with the corresponding two metal positioning rods, thereby ensuring the conduction effect; when the movable metal frame contacts the corresponding two metal positioning rods, and the LED lamp does not light up, it indicates that the terminals on the wire harness are separated from the wires, or all the terminals are crimped on the insulating layer of the wires; when the movable metal frame contacts the corresponding two metal positioning rods, and the LED lamp flickers, it indicates that part of the terminals may be crimped on the insulating layer of the wires. BRIEF DESCRIPTION OF DRAWINGS

[0024] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings of the embodiments will be briefly introduced below.

[0025] The drawings in the following description only relate to some embodiments of the present application, and are not limited to the present application.

[0026] In the drawings:

[0027] Figure 1 The three-dimensional structure schematic diagram of the present application is shown;

[0028] Figure 2The present application is shown Figure 1 The front perspective view structure diagram of the present application is shown

[0029] Figure 3 The present application is shown Figure 2 The sectional structure diagram of A-A direction in the present application is shown

[0030] Figure 4 The present application is shown Figure 3 The local enlarged structure diagram of B area in the present application is shown

[0031] Figure 5 The rear perspective view structure diagram of the present application is shown Figure 1

[0032] Figure 6 The structure diagram of the driving straightening part of the present application is shown

[0033] Figure 7 The present application is shown Figure 6 The local enlarged structure diagram of C area in the present application is shown

[0034] Figure 8 The central sectional structure diagram of the present application is shown Figure 1

[0035] Figure 9 The structure diagram of the crimping detection part of the present application is shown

[0036] Figure 10 The structure diagram of the protection feedback part of the present application is shown.

[0037] List of reference signs:

[0038] 100, support positioning part; 101, insulating support frame; 1011, straightening groove; 102, metal positioning rod; 103, movable anti-dropping head; 104, support spring a;

[0039] 200, driving straightening part; 201, electric telescopic rod; 202, rectangular frame; 203, U-shaped connecting frame; 204, circular mounting shaft; 205, T-shaped straightening frame; 206, circular limiting rod; 207, U-shaped mounting frame; 208, elastic band;

[0040] 300, crimping detection part; 301, circular guide rod; 302, rectangular mounting block; 303, support spring b; 304, crimping detection frame; 305, crimping detection wheel;

[0041] 400, protection feedback part; 401, insulating flat plate; 402, lithium battery; 403, LED lamp; 404, movable metal frame; 405, limiting ring; 406, support spring c. DETAILED DESCRIPTION ​​

[0042] In order to make the purpose, scheme and advantages of the technical solutions of the present application clearer, the technical solutions of the embodiments of the present application will be described clearly and completely below in conjunction with the drawings of specific embodiments of the present application. Unless otherwise specified, the terms used herein have the meanings commonly understood in the art. The same reference numerals in the drawings represent the same components.

[0043] Embodiment: Please refer to Figures 1 to 10 As shown in the drawings, the present application provides a wire harness terminal crimping detection device, comprising: a support positioning part 100, a driving straightening part 200, a crimping detection part 300 and a protective feedback part 400; the driving straightening part 200 is installed on the support positioning part 100, and the driving straightening part 200 is used to assist in straightening the bent wire harness; the crimping detection part 300 is installed on the driving straightening part 200, the driving straightening part 200 is used to move the crimping detection part 300, and the crimping detection part 300 is used to detect the crimping condition of the wire harness terminal; the protective feedback part 400 is installed on the driving straightening part 200, the protective feedback part 400 is used to shield the wire harness during the detection process, and the protective feedback part 400 is also used to feedback the crimping detection result of the wire harness terminal.

[0044] As shown in the drawings, Figure 1 and Figure 4 The support positioning part 100 comprises: an insulating support frame 101 and a metal positioning rod 102; the insulating support frame 101 is provided with a straightening groove 1011, and the depth of the straightening groove 1011 is the same as the diameter of the wire on the wire harness terminal; the metal positioning rod 102 is provided with four, and the four metal positioning rods 102 are fixedly installed on the front side of the insulating support frame 101; the support positioning part 100 further comprises: a movable anti-dropping head 103 and a support spring a 104; the movable anti-dropping head 103 is provided with four, and the four movable anti-dropping heads 103 are slidingly installed in the four metal positioning rods 102, and the outer ends of the four movable anti-dropping heads 103 are provided with rounded corners; the support spring a 104 is provided with four, and the four support springs a 104 are installed in the four metal positioning rods 102, and the four support springs a 104 are further connected with the inner ends of the four metal positioning rods 102;

[0045] The specific action is that: because the four metal positioning rods 102 are fixedly installed on the front side of the insulating support frame 101, two terminals on the wire harness are conveniently positioned; when the terminals on the lower wire harness are subjected to crimping detection, the staff can take down the upper wire harness after detection, and then connect the two terminals on the wire harness to be detected with the two metal positioning rods 102 on the upper side; when the terminals on the upper wire harness are subjected to crimping detection, the staff can take down the lower wire harness after detection, and then connect the two terminals on the wire harness to be detected with the two metal positioning rods 102 on the lower side, so that the electric telescopic rod 201 can detect the terminals on two wire harnesses each time, improving the crimping detection efficiency of the wire harness terminals; and because the four movable anti-disengagement heads 103 are slidingly installed inside the four metal positioning rods 102, the outer ends of the four movable anti-disengagement heads 103 are provided with rounded corners, and the four supporting springs a 104 are further connected with the inner ends of the four metal positioning rods 102, the terminals on the wire harness are limited; when the staff installs or dismounts the terminals on the wire harness, the terminals can push the corresponding movable anti-disengagement heads 103 to move inward.

[0046] In the embodiments of the present disclosure, as shown in Figure 2 、 Figure 6 and Figure 7 , the driving straightening part 200 comprises: an electric telescopic rod 201, a rectangular frame 202 and a U-shaped connecting frame 203; the electric telescopic rod 201 is fixedly installed on the insulating support frame 101; the rectangular frame 202 is fixedly installed on the output shaft of the electric telescopic rod 201; the U-shaped connecting frame 203 is provided with two, and the two U-shaped connecting frames 203 are fixedly installed at the bottom end of the rectangular frame 202; the driving straightening part 200 further comprises: a circular mounting shaft 204, a T-shaped straightening frame 205 and a circular limiting rod 206; the circular mounting shaft 204 is provided with two, and the two circular mounting shafts 204 are rotatably installed on the two U-shaped connecting frames 203; the T-shaped straightening frame 205 is provided with two, and the two T-shaped straightening frames 205 are fixedly installed outside the two circular mounting shafts 204; the circular limiting rod 206 is provided with two, and the two circular limiting rods 206 are fixedly installed on the two T-shaped straightening frames 205, and the two circular limiting rods 206 are further inserted into the two U-shaped connecting frames 203; the driving straightening part 200 further comprises: a U-shaped mounting frame 207 and an elastic band 208; the U-shaped mounting frame 207 is provided with two, and the two U-shaped mounting frames 207 are fixedly installed on the inner side of the two T-shaped straightening frames 205; the elastic band 208 is installed on the two U-shaped mounting frames 207;

[0047] The specific action is that: because two T-shaped straightening frames 205 are fixedly installed outside the two circular mounting shafts 204, and two U-shaped mounting frames 207 are fixedly installed on the inner sides of the two T-shaped straightening frames 205, and the elastic bands 208 are installed on the two U-shaped mounting frames 207, when the output shaft of the electric telescopic rod 201 is stretched out, the two T-shaped straightening frames 205 can move downward, when the bottoms of the two T-shaped straightening frames 205 contact the insulating support frame 101, and the output shaft of the electric telescopic rod 201 continues to stretch out, the two T-shaped straightening frames 205 can slide along the insulating support frame 101, which has an automatic straightening effect on the curved wire harness in the straightening groove 1011; and because the two circular limiting rods 206 are fixedly installed on the two T-shaped straightening frames 205, and the two circular limiting rods 206 are inserted into the two U-shaped connecting frames 203, the two T-shaped straightening frames 205 are limited, so that the two T-shaped straightening frames 205 can always be in an inclined state after reset.

[0048] In the embodiments of the present disclosure, as shown in Figure 5 、 Figure 8 and Figure 9 , the crimping detection part 300 comprises a circular guide rod 301, a rectangular mounting block 302 and a supporting spring b 303; the circular guide rod 301 is fixedly installed on the rectangular frame 202; the rectangular mounting block 302 is slidingly installed outside the circular guide rod 301; the supporting spring b 303 is provided with two, and the two supporting springs b 303 are sleeved outside the circular guide rod 301, and the two supporting springs b 303 are located on the upper and lower sides of the rectangular mounting block 302; the crimping detection part 300 further comprises a crimping detection frame 304 and a crimping detection wheel 305; the crimping detection frame 304 is fixedly installed outside the rectangular mounting block 302; the crimping detection wheel 305 is provided with two, and the two crimping detection wheels 305 are rotatably installed on the crimping detection frame 304, and the two crimping detection wheels 305 are located on the same central plane as the wire harness in the detection process;

[0049] The specific action is that: because the crimping detection frame 304 is fixedly installed outside the rectangular mounting block 302, and the two crimping detection wheels 305 are rotatably installed on the crimping detection frame 304, and the two crimping detection wheels 305 are located in the same central plane as the wire harness in the detection process, when the output shaft of the electric telescopic rod 201 is extended, the lower crimping detection wheel 305 presses the lower wire harness; when the output shaft of the electric telescopic rod 201 is retracted, the upper crimping detection wheel 305 presses the upper wire harness, realizing automatic crimping detection; and because the rectangular mounting block 302 is slidably installed outside the circular guide rod 301, and the two supporting springs b 303 are sleeved outside the circular guide rod 301, and the two supporting springs b 303 are located on the upper and lower sides of the rectangular mounting block 302, when the lower or upper supporting spring b 303 is fully compressed, and the terminal on the lower or upper wire harness is not separated from the wire, it indicates that the lower or upper wire harness terminal crimping detection is qualified; when the lower or upper supporting spring b 303 is not fully compressed, and the terminal on the lower or upper wire harness is separated from the wire, it indicates that the lower or upper wire harness terminal crimping detection is unqualified.

[0050] In the embodiments of the present disclosure, as shown in Figure 1 、 Figure 4 and Figure 10 , the protection feedback part 400 includes: an insulating flat plate 401, a lithium battery 402 and an LED lamp 403; the insulating flat plate 401 is fixedly installed at the front end of the rectangular mounting block 302; the lithium battery 402 is fixedly installed at the front side of the insulating flat plate 401; the LED lamp 403 is fixedly installed at the front side of the insulating flat plate 401, and the positive electrode of the lithium battery 402 is electrically connected with the positive electrode of the LED lamp 403; the protection feedback part 400 further includes: a movable metal frame 404, a limiting ring 405 and a supporting spring c 406; the movable metal frame 404 is provided with two, and the two movable metal frames 404 are slidably installed on the insulating flat plate 401; the left movable metal frame 404 is located in the same central plane as the two metal positioning rods 102 on the left side, and the right movable metal frame 404 is located in the same central plane as the two metal positioning rods 102 on the right side; the left movable metal frame 404 is electrically connected with the negative electrode of the lithium battery 402, and the right movable metal frame 404 is electrically connected with the negative electrode of the LED lamp 403; the limiting ring 405 is provided with four, and the four limiting rings 405 are fixedly installed at the front end of the two movable metal frames 404; the supporting spring c 406 is provided with four, and the front end of the four supporting springs c 406 is fixedly installed on the insulating flat plate 401, and the rear end of the four supporting springs c 406 is fixedly installed on the two movable metal frames 404;

[0051] The specific action is that: because the insulating plate 401 is fixedly installed at the front end of the rectangular mounting block 302, when the output shaft of the electric telescopic rod 201 is in the extended state, the insulating plate 401 blocks the wire harness in the lower detection; when the output shaft of the electric telescopic rod 201 is in the retracted state, the insulating plate 401 blocks the wire harness in the upper detection; and because the two movable metal frames 404 are slidingly installed on the insulating plate 401, the left movable metal frame 404 is located in the same central plane as the two metal positioning rods 102 on the left side, and the right movable metal frame 404 is located in the same central plane as the two metal positioning rods 102 on the right side, when the output shaft of the electric telescopic rod 201 is in the extended state, the two movable metal frames 404 are in contact with the two metal positioning rods 102 below; when the output shaft of the electric telescopic rod 201 is in the retracted state, the two movable metal frames 404 are in contact with the two metal positioning rods 102 above;

[0052] In addition, because the front ends of the four supporting springs c406 are fixedly installed on the insulating plate 401, and the rear ends of the four supporting springs c406 are fixedly installed on the two movable metal frames 404, it is ensured that the two movable metal frames 404 can be in elastic contact with the corresponding two metal positioning rods 102, and the conduction effect is ensured; and because the positive electrode of the lithium battery 402 is electrically connected with the positive electrode of the LED lamp 403, the left movable metal frame 404 is electrically connected with the negative electrode of the lithium battery 402, and the right movable metal frame 404 is electrically connected with the negative electrode of the LED lamp 403, when the movable metal frame 404 is in contact with the corresponding two metal positioning rods 102, and the LED lamp 403 is not lit, it indicates that the terminal on the wire harness is separated from the wire, or the terminal is completely crimped on the insulating layer of the wire; when the movable metal frame 404 is in contact with the corresponding two metal positioning rods 102, and the LED lamp 403 flickers, it indicates that part of the terminal is crimped on the insulating layer of the wire.

[0053] The specific use and action of the embodiment are as follows:

[0054] When the present invention is used, the staff first fixes the insulating support frame 101 with bolts. When the terminals on the lower wiring harness are crimped and tested, the staff can remove the upper wiring harness that has been tested, and then connect the two terminals on the wiring harness to be tested with the two upper metal positioning rods 102; when the terminals on the upper wiring harness are crimped and tested, the staff can remove the lower wiring harness that has been tested, and then connect the two terminals on the wiring harness to be tested with the two lower metal positioning rods 102, so that the electric telescopic rod 201 can detect the terminals on two wiring harnesses each time it is extended and retracted. Improves the efficiency of crimping detection of wire harness terminals; when the staff installs or removes the terminals on the wire harness, the terminals can push the corresponding movable anti-slip head 103 to move inward; when the output shaft of the electric telescopic rod 201 is extended, the lower crimping detection wheel 305 presses the lower wire harness; when the output shaft of the electric telescopic rod 201 is retracted, the upper crimping detection wheel 305 presses the upper wire harness, realizing automatic crimping detection; when the lower or upper support spring b303 is fully compressed and the terminal on the lower or upper wire harness is not separated from the wire, it indicates that the lower or upper wire harness terminal is The sub-crimping test is qualified; when the lower or upper support spring b303 is not fully compressed and the terminal on the lower or upper wiring harness is separated from the wire, it means that the lower or upper wiring harness terminal crimping test is unqualified; when the output shaft of the electric telescopic rod 201 is in the extended state, the insulating plate 401 blocks the wiring harness under inspection; when the output shaft of the electric telescopic rod 201 is in the retracted state, the insulating plate 401 blocks the wiring harness under inspection; when the output shaft of the electric telescopic rod 201 is in the extended state, the two movable metal frames 404 and the two metal positioning rod 102; when the output shaft of the electric telescopic rod 201 is in the retracted state, the two movable metal frames 404 are in contact with the two metal positioning rods 102 above; when the movable metal frame 404 is in contact with the corresponding two metal positioning rods 102, if the LED light 403 is not on, it means that the terminal on the wiring harness is separated from the wire, or the terminal may be completely crimped onto the insulation layer of the wire; when the movable metal frame 404 is in contact with the corresponding two metal positioning rods 102, if the LED light 403 flashes, it means that part of the terminal may be crimped onto the insulation layer of the wire;

[0055] When the hard wire on the wiring harness to be tested is bent, the staff places the wiring harness in the straightening groove 1011. When the output shaft of the electric telescopic rod 201 is extended, the two T-shaped straightening frames 205 can move downward. When the bottoms of the two T-shaped straightening frames 205 contact the insulating support frame 101, the output shaft of the electric telescopic rod 201 continues to extend, and the two T-shaped straightening frames 205 can slide along the insulating support frame 101, so that the two T-shaped straightening frames 205 drive the two terminals on the wiring harness to move outward, thereby automatically straightening the bent wiring harness in the straightening groove 1011.

[0056] In this article, the following points need to be noted:

[0057] 1. The drawings of the embodiments of the present disclosure only relate to the structures involved in the embodiments of the present disclosure, and other structures can refer to the general design.

[0058] 2. In the case of no conflict, the embodiments of the present disclosure and the features in the embodiments can be combined to obtain new embodiments.

[0059] The above is only a specific implementation of the present disclosure, but the protection scope of the present disclosure is not limited thereto, and any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present disclosure, which should be covered within the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be subject to the protection scope of the claims.

Claims

1. A wire harness terminal crimp detection device, comprising: The support positioning part, the driving straightening part, the crimping detection part and the protection feedback part are characterized in that the driving straightening part is installed on the support positioning part, the driving straightening part is used for assisting in straightening the curved wire harness, the crimping detection part is installed on the driving straightening part, the driving straightening part is used for moving the crimping detection part, and the crimping detection part is used for detecting the crimping condition of the wire harness terminal; the protection feedback part is installed on the driving straightening part, the protection feedback part is used for shielding the wire harness in the detection process, and the protection feedback part is also used for feeding back the crimping detection result of the wire harness terminal. The driving straightening part comprises an electric telescopic rod, a rectangular frame and a U-shaped connecting frame; the rectangular frame is fixedly installed on the output shaft of the electric telescopic rod; the U-shaped connecting frame is provided with two, and the two U-shaped connecting frames are fixedly installed at the bottom end of the rectangular frame; the driving straightening part further comprises a circular mounting shaft and a T-shaped straightening frame; the circular mounting shaft is provided with two, and the two circular mounting shafts are rotatably installed on the two U-shaped connecting frames; the T-shaped straightening frame is provided with two, and the two T-shaped straightening frames are fixedly installed outside the two circular mounting shafts. The crimping detection part comprises a circular guide rod, a rectangular mounting block and a support spring b; the circular guide rod is fixedly installed on the rectangular frame; the rectangular mounting block is slidingly installed outside the circular guide rod; the support spring b is provided with two, and the two support springs b are sleeved outside the circular guide rod and located on the upper and lower sides of the rectangular mounting block; the crimping detection part further comprises a crimping detection frame and a crimping detection wheel; the crimping detection frame is fixedly installed outside the rectangular mounting block; the crimping detection wheel is provided with two, and the two crimping detection wheels are rotatably installed on the crimping detection frame and located on the same central plane as the wire harness in the detection process.

2. The wire harness terminal crimping detection device according to claim 1, characterized by The support positioning part comprises an insulating support frame and a metal positioning rod; a straightening groove is formed in the insulating support frame, and the depth of the straightening groove is the same as the diameter of the wire on the wire harness terminal; the metal positioning rod is provided with four, and the four metal positioning rods are fixedly installed on the front side of the insulating support frame.

3. The wire harness terminal crimping detection device according to claim 2, characterized by The support positioning part further comprises a movable anti-escape head and a support spring a; the movable anti-escape head is provided with four, and the four movable anti-escape heads are slidingly installed in the four metal positioning rods, and the outer ends of the four movable anti-escape heads are provided with rounded corners; the support spring a is provided with four, and the four support springs a are installed in the four metal positioning rods, and the four support springs a are further connected with the inner ends of the four metal positioning rods.

4. The wire harness terminal crimping detection device according to claim 2, characterized by The electric telescopic rod is fixedly installed on the insulating support frame.

5. The wire harness terminal crimping detection device of claim 1, wherein The driving straightening part further comprises a circular limiting rod; the circular limiting rod is provided with two, and the two circular limiting rods are fixedly installed on the two T-shaped straightening frames, and the two circular limiting rods are further inserted into the two U-shaped connecting frames.

6. The wire harness terminal crimping detection device of claim 1, wherein The driving straightening part further comprises a U-shaped mounting frame and an elastic band; the U-shaped mounting frame is provided with two, and the two U-shaped mounting frames are fixedly installed on the inner sides of the two T-shaped straightening frames; the elastic band is installed on the two U-shaped mounting frames.

7. The wire harness terminal crimping detection device of claim 2, wherein The guard feedback part comprises an insulating flat plate, a lithium battery and an LED lamp; the insulating flat plate is fixedly installed at the front end of the rectangular mounting block; the lithium battery is fixedly installed at the front side of the insulating flat plate; the LED lamp is fixedly installed at the front side of the insulating flat plate, and the positive pole of the lithium battery is electrically connected with the positive pole of the LED lamp.

8. The wire harness terminal crimping detection device of claim 7, wherein The guard feedback part further comprises movable metal racks, limiting rings and supporting springs c; the two movable metal racks are slidingly installed on the insulating flat plate; the movable metal rack at the left side is located at the same central plane as the two metal positioning rods at the left side, and the movable metal rack at the right side is located at the same central plane as the two metal positioning rods at the right side; the movable metal rack at the left side is electrically connected with the negative pole of the lithium battery, and the movable metal rack at the right side is electrically connected with the negative pole of the LED lamp; the four limiting rings are fixedly installed at the front end of the two movable metal racks; the four supporting springs c are fixedly installed at the front end of the insulating flat plate and at the rear end of the two movable metal racks.

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