An auxiliary system for assembling wire harness buckles

Through the auxiliary wiring and end wire pulling mechanism, the straightening wire harness is used to pull the electromagnetic drive module, and the problems of large errors and low efficiency of the wiring harness clamp assembly are solved, and high-precision and efficient clamp assembly are achieved.

CN120048588BActive Publication Date: 2025-07-04XIANGTAN YOUXING WIRING HARNESS CO LTD
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Patent Information

Application Number
CN202510520084.X
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2025-04-24
Publication Date
2025-07-04
Estimated Expiration
2045-04-24

AI Technical Summary

Technical Problem

During the assembly process of existing wire harness snap buckles, the curvature of the wire harness leads to large errors in the assembly of snap buckles and low efficiency, making it difficult to ensure that each snap is accurately assembled in a predetermined position.

Method used

The auxiliary wiring mechanism and the end wire pulling mechanism are adopted to control the on-power of the solenoid through the electromagnetic drive module. The slider, slide disc and conveying roller are used to straighten the wire harness and make it suspended to ensure that the snap corresponds to the position of the detection frame and reduce manual measurement errors.

Benefits of technology

It improves the accuracy and efficiency of wiring harness snap assembly, reduces rework and human error, reduces operation difficulty, and improves production efficiency and quality.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present invention discloses an auxiliary system for wire harness buckle assembly, belonging to the technical field of wire harness assembly and detection. It includes an assembly table and a detection system. An auxiliary wire arranging mechanism and an end wire pulling mechanism are arranged on the assembly table. The detection system further includes an electromagnetic drive module. Through the mutual cooperation of various mechanisms, the wire harness to be assembled can be straightened as much as possible to reduce its own curvature and make it in a suspended state. Compared with the traditional assembly method, the assembly positions of the buckles on the wire harness correspond one by one to the positions of the preset detection frames. This means that during the assembly process, without the operator manually measuring the spacing of the buckles, it can be ensured that each buckle can be accurately assembled at the predetermined position. At the same time, the buckle tie straps can easily pass through and surround the surface of the wire harness, greatly simplifying the assembly process, reducing the operation time and human error, and improving the assembly accuracy, reducing rework, reducing the dependence on manual operation, and improving production efficiency.
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Description

Technical Field

[0001] The present invention relates to the technical field of wire harness assembly and detection, and more specifically, to an auxiliary system for wire harness buckle assembly. Background Art

[0002] In the field of automobile manufacturing, as an important component connecting various electronic components, the assembly quality and accuracy of wire harnesses are directly related to the overall performance and safety of automobiles. During the wire harness assembly process, buckles (or clips), as key components for fixing and protecting wire harnesses, the accuracy and efficiency of their assembly are crucial.

[0003] Most traditional wire harness buckle assembly methods rely on manual operations, with manual assembly through visual inspection in cooperation with a distance measuring caliper; there have also emerged image detection systems applicable to wire harness buckle assembly on the market. Such systems usually preset multiple detection frames 2 with sensors according to the number and spacing of buckles to be assembled on the wire harness. When applying such systems, personnel still need to check the position and spacing of each buckle on the wire harness, and after assembling the buckle on the wire harness, put the assembled buckle into the detection frame, and the system identifies and counts the buckles on the wire harness and displays them on the indicator screen 25.

[0004] The above assembly methods fail to solve the core problems in the existing wire harness buckle assembly steps. That is, due to the certain curvature of the wire harness itself, it is difficult to ensure that each buckle is accurately assembled at the predetermined position during manual assembly, and assembly errors are likely to occur. Secondly, the curvature of the wire harness will also cause cumulative errors during the assembly process, making the positions of the subsequent assembled buckles more deviated from the predetermined values, affecting the matching degree and assembly quality of the wire harness buckles and the vehicle clamping positions. Moreover, since most wire harnesses need to assemble at least dozens of buckles, and manual measurement is required one by one during the assembly process, this also leads to the problem of low efficiency in wire harness buckle assembly. Therefore, how to ensure that the wire harness is straightened as much as possible during assembly to reduce errors and accurately and efficiently assemble buckles has become an urgent problem to be solved. Summary of the Invention

[0005] The purpose of the present invention is to provide an auxiliary system for wire harness buckle assembly to solve the above problems.

[0006] The purpose of the present invention is to provide an auxiliary system for wire harness buckle assembly to solve the above problems.

[0007] To achieve the above purpose, the technical solution provided by an embodiment of the present invention is as follows:

[0008] An auxiliary system for the assembly of wire harness buckles, comprising an assembly table and a detection system. One side of the assembly table is the wire inlet end. The detection system includes detection frames arranged in two rows and staggered on the assembly table and an indicator screen. An auxiliary wire arranging mechanism and a terminal wire pulling mechanism are arranged on the assembly table. The detection system also includes an electromagnetic drive module;

[0009] The auxiliary wire arranging mechanism includes a fixed rod fixed to the upper end of the assembly table. A positioning ring is fixedly connected to the fixed rod. The positioning ring is arranged on the side close to the wire inlet end of the assembly table. A plurality of groups of symmetrically arranged transverse slides are opened on the assembly table. Motors are arranged at the bottom ends of the transverse slides at the frontmost and rearmost sides. The output end of the motor is fixedly connected with a rotating shaft. Sliders are arranged at the upper ends of the motors and the lower ends of the remaining transverse slides. A reduced-diameter portion is integrally formed at the upper end of the slider. Through holes are opened at the geometric centers of the sliders at the frontmost and rearmost sides. Rotating grooves are opened at the inner ends of the remaining sliders. Driven shafts are rotatably connected in the rotating grooves. A sliding disk is arranged at the upper end of the transverse slide and is slidably connected to the upper surface of the assembly table. A round hole is opened at the geometric center of the sliding disk. The rotating shaft passes through the through hole, the transverse slide and the round hole. Transmission rollers are fixedly connected to the top ends of the rotating shaft and the driven shaft. Connecting rods are fixedly connected between adjacent two sliders. A pair of electromagnets I are arranged at both sides of the lower end of the assembly table. Electromagnets II are fixedly connected to the side walls of the sliders at the frontmost and rearmost sides close to the electromagnets I. An extension portion is integrally formed at the center of the lower end of the assembly table. A storage cavity is opened in the extension portion. A T-shaped block is slidably connected in the storage cavity. An electromagnet III is fixedly connected to the bottom end in the storage cavity. An electromagnet IV is fixedly connected to the lower surface of the T-shaped block;

[0010] The terminal wire pulling mechanism includes a cylinder fixed to the lower end of the assembly table. The output end of the cylinder is fixedly connected with a connecting block. The connecting block is slidably connected to the lower surface of the assembly table. A longitudinal slide is arranged on the surface of the assembly table. A driven rod is fixedly connected to the upper end of the connecting block and passes through the longitudinal slide and is slidably connected thereto. A snap ring is fixedly connected to the end of the driven rod away from the connecting block;

[0011] Both the positioning ring and the snap ring are assembled by an upper half ring and a lower half ring which are distributed up and down and adjustable. And a dial block is fixedly connected to the upper half ring of both the positioning ring and the snap ring. An electromagnet V and an electromagnet VI are respectively embedded in the upper half ring and the lower half ring of the positioning ring and the snap ring;

[0012] The electromagnetic drive module is used to control:

[0013] A. The on-off of the power supply between the group of electromagnets of electromagnet I and electromagnet II;

[0014] B. The energization and de-energization between the third electromagnet and the fourth electromagnet;

[0015] C. The energization and de-energization between the fifth electromagnet and the sixth electromagnet.

[0016] As a further improvement of the present invention, a plurality of spherical grooves are provided on the inner contour of the lower half ring of the positioning ring and along the axial direction of the T-shaped block, and a first ball and a second ball are respectively arranged in the spherical grooves.

[0017] As a further improvement of the present invention, an annular cavity formed between a pair of the conveying rollers and the second ball is an incoming wire channel for the wire harness, and a part of the outer contour of the wire harness is attached to the surfaces of the three.

[0018] As a further improvement of the present invention, a clamping position and a tape threading groove are integrally formed on the detection frame, and a pair of symmetrically arranged sensors are arranged inside the clamping position.

[0019] As a further improvement of the present invention, except for the detection frame close to the snap ring, the remaining detection frames are all arranged between two adjacent conveying rollers arranged along the axial direction of the assembly table.

[0020] As a further improvement of the present invention, protrusions are fixedly connected to the inner contour of the upper half ring of the positioning ring and the inner contours of the upper and lower half rings of the snap ring.

[0021] As a further improvement of the present invention, the protrusion is a semicircular limiting protrusion, and the protrusion is made of rubber.

[0022] As a further improvement of the present invention, the slider, the sliding disc, the conveying roller, the connecting rod, the T-shaped block, the connecting block, and the driven rod are all made of lightweight rigid materials.

[0023] As a further improvement of the present invention, magnetic shielding plates are fixedly connected to both the left and right ends of the extension part, and the magnetic shielding plates are used to isolate the interference that each group of electromagnets may generate on other electromagnets when starting.

[0024] Compared with the prior art, the advantages of the present invention are as follows:

[0025] Through the cooperation between various mechanisms, this solution can straighten the wire harness to be assembled as much as possible to reduce its own curvature and keep it in a suspended state. Compared with the traditional assembly method, the assembly position of the buckle on the wire harness corresponds one by one to the preset detection frame position, which means that during the assembly process, the operator can ensure that each buckle can be accurately assembled in the predetermined position without manually measuring the spacing of the buckles. At the same time, the buckle tie can easily pass through and wrap around the surface of the wire harness, which greatly simplifies the assembly process, reduces operation time and human errors, and can improve assembly accuracy, reduce rework, reduce dependence on human operation, and improve production efficiency, bringing significant economic benefits and quality improvement to the enterprise. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 A perspective view of the present invention;

[0027] Figure 2 It is a front cross-sectional view of the present invention;

[0028] Figure 3 A bottom view of the present invention;

[0029] Figure 4 It is a structural schematic diagram of the detection frame in the present invention;

[0030] Figure 5 It is a schematic diagram of the structure of the motor, the rotating shaft, the slider, the sliding plate and the conveying roller in the present invention;

[0031] Figure 6 It is a schematic diagram of the structure among the cylinder, the connecting block, the driven rod and the clamping ring in the present invention;

[0032] Figure 7 It is a front cross-sectional view of the positioning ring and the snap ring in the present invention.

[0033] Description of the numbers in the figure:

[0034] 1. Assembly table; 101. Horizontal slideway; 102. Longitudinal slideway; 103. Extension part;

[0035] 2. Detection frame; 201. Positioning; 202. Belt threading slot; 203. Sensor;

[0036] 3. Fixing rod;

[0037] 4. Positioning ring; 401. Ball one;

[0038] 5. Motor;

[0039] 6. Rotating shaft; 601. Driven shaft;

[0040] 7. Slider; 701. Reduced diameter portion; 702. Through hole; 703. Rotation groove;

[0041] 8. Slide plate; 801. Round hole;

[0042] 9. Conveyor roller;

[0043] 10. Connecting rod;

[0044] 11. Electromagnet 1;

[0045] 12. Electromagnet 2;

[0046] 13. T-shaped block; 1301. Ball 2;

[0047] 14. Electromagnet 3;

[0048] 15. Electromagnet 4;

[0049] 16. Magnetic shielding plate;

[0050] 17. Cylinder;

[0051] 18. Connecting block;

[0052] 19. Driven rod;

[0053] 20. Snap ring;

[0054] 21. Pushing block;

[0055] 22. Protrusion;

[0056] 23. Electromagnet 5;

[0057] 24. Electromagnet 6;

[0058] 25. Indicator screen. Detailed implementation manners

[0059] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention. Embodiment

[0060] Please refer to Figures 1-7, An auxiliary system for harness buckle assembly, including an assembly table 1 and a detection system. One side of the assembly table 1 is the wire inlet end. The detection system includes detection frames 2 arranged in two rows and staggered on the assembly table 1 and an indicator screen 25. Each side of each detection frame 2 is marked with a corresponding digital label, and the maximum value of this digital label matches the number of buckles to be assembled on the harness. In the prior art, this device only has the detection frames 2 and the indicator screen 25. When in use, the harness is manually placed between the two rows of staggered detection frames 2, and then it is manually straightened as much as possible. However, this deformation is temporary. When the external force disappears, the harness will gradually return to its natural curvature. Also, when the harness is placed on the tabletop of the assembly table 1, affected by the weight of the harness itself, it is not easy to let the tie straps on the buckle pass through under the harness during the buckle assembly process. During the assembly process, it is also necessary to continuously measure and determine the specific distance between two adjacent buckles to minimize the assembly error as much as possible. The detection frame 2 is integrally formed with a clamping position 201 and a strap-passing groove 202. Inside the clamping position 201, there is a pair of symmetrically arranged sensors 203. The sensors 203 are photoelectric sensors. The buckle is assembled on the harness using a tie strap, and then the buckle is placed into the clamping position 201. The sensors 203 inside the clamping position 201 can automatically identify whether there is a buckle placed inside the clamping position 201. The detection system displays the information detected by the sensors 203 on the indicator screen 25 in real time. If no buckle has been assembled or the buckle has been assembled but not placed into the clamping position 201, in both of these cases, the indicator screen 25 will display which detection frame 2 number has not detected a buckle. An auxiliary wire arranging mechanism and an end wire pulling mechanism are arranged on the assembly table 1. The detection system also includes an electromagnetic drive module, and the electromagnetic drive module is used to control:

[0061] A. The on-off of the power supply between this group of electromagnets, namely electromagnet one 11 and electromagnet two 12;

[0062] B. The on-off of the power supply between this group of electromagnets, namely electromagnet three 14 and electromagnet four 15;

[0063] C. The on-off of the power supply between this group of electromagnets, namely electromagnet five 23 and electromagnet six 24.

[0064] Please refer to Figure 1 and Figure 7The auxiliary wiring mechanism includes a fixed rod 3 fixed to the upper end of the assembly platform 1, and a positioning ring 4 is fixedly connected to the fixed rod 3. The fixed rod 3 is used to provide a certain height support for the positioning ring 4. The positioning ring 4 is arranged on a side close to the inlet end of the assembly platform 1. The positioning ring 4 is assembled from a pair of upper and lower semi-rings distributed and adjustable up and down. A plurality of spherical grooves are provided on the inner contour of the lower semi-ring of the positioning ring 4, and a ball 401 is arranged in the spherical groove, and a dial block 21 is fixedly connected to the upper semi-ring on the positioning ring 4. The dial block 21 can be moved to open and close the positioning ring 4. When the wiring harness is introduced, the upper semi-ring of the positioning ring 4 needs to be moved to separate the two semi-rings, and then the front end of the wiring harness is mounted on the positioning ring 4 to assist the introduction of the wire through the ball 401.

[0065] See also Figures 1-3 as well as Figure 5 , the assembly table 1 is provided with multiple groups of symmetrically arranged transverse slideways 101, and the bottom ends of the transverse slideways 101 located at the front and rear sides are provided with motors 5. The fewer motors 5 are provided to enable the equipment to have a high degree of automation while minimizing the overall cost of the equipment and reducing the waste of power resources. The output end of the motor 5 is fixedly connected with a rotating shaft 6, and the upper end of the motor 5 and the lower ends of the remaining transverse slideways 101 are provided with sliders 7. The upper end of the slider 7 is integrally formed with a reduced diameter portion 701, and the reduced diameter portion 701 is located in the transverse slideway 101 and is slidably connected thereto. When the reduced diameter portion 701 abuts against the side wall of the transverse slideway 101, it can prevent the slider 7 from excessively displacing, causing the rotating shaft 6 to fit the side wall of the transverse slideway 101, thereby providing space for the rotation of the rotating shaft 6, and the sliders 7 located at the front and rear sides A through hole 702 is provided at the geometric center of the slide 7, and a rotating groove 703 is provided at the inner end of the other sliders 7. A driven shaft 601 is rotatably connected in the rotating groove 703. A sliding plate 8 is provided at the upper end of the transverse slide 101, and the sliding plate 8 is slidably connected to the upper surface of the assembly table 1. A circular hole 801 is provided at the geometric center of the sliding plate 8. The rotating shaft 6 passes through the through hole 702, the transverse slide 101 and the circular hole 801. The tops of the rotating shaft 6 and the driven shaft 601 are fixedly connected with a conveying roller 9. When the adjacent motors 5 on the left and right are started, one of the motors 5 rotates forward and the other rotates reversely. The pair of motors 5 will drive the rotating shaft 6 and the conveying roller 9 to rotate synchronously. When the wire harness contacts the conveying roller 9, the conveying roller 9 that rotates continuously near the inlet end can provide a continuous driving force for the wire harness, so that the wire harness moves toward one end of the indicator screen 25.

[0066] The radii of both the slider 7 and the sliding disk 8 are greater than the aperture diameter of the transverse slideway 101, and the surfaces of both in contact with the assembly table 1 are smooth surfaces. This setting enables the components in the auxiliary wire arranging mechanism to move stably on the assembly table 1. A connecting rod 10 is fixedly connected between adjacent two sliders 7, and all the sliders 7 on the two longitudinal columns are connected in series through the connecting rod 10. A pair of electromagnets 11 are arranged on both sides at the lower end of the assembly table 1. On the side wall of the slider 7 closest to the electromagnet 11 at the frontmost and rearmost positions, an electromagnet 12 is fixedly connected. When the wire harness enters, the group of electromagnets of the electromagnet 11 and the electromagnet 12 can be controlled to be energized. After being energized, a magnetic repulsive force is generated between the electromagnet 11 and the electromagnet 12, causing the electromagnet 12 to move towards the end away from the electromagnet 11. When the electromagnet 12 moves, it will drive a longitudinal column of sliders 7 to move synchronously, and the motor 5 fixed below the slider 7 will move synchronously, ultimately driving the two rows of conveying rollers 9 to approach each other.

[0067] Please refer to Figures 1-5 , at the center of the lower end of the assembly table 1, an extension part 103 is integrally formed. A storage cavity is opened in the extension part 103. A T-shaped block 13 is slidably connected in the storage cavity. A plurality of spherical grooves are opened along the axial direction of the T-shaped block 13, and ball bearings 1301 are arranged in the spherical grooves. An electromagnet 14 is fixedly connected to the bottom end in the storage cavity, and an electromagnet 15 is fixedly connected to the lower surface of the T-shaped block 13. When the wire harness enters, the group of electromagnets of the electromagnet 14 and the electromagnet 15 can be controlled to be energized. After being energized, a magnetic repulsive force is generated between the electromagnet 14 and the electromagnet 15, causing the electromagnet 15 to move towards the end away from the electromagnet 14. And an annular cavity formed between a pair of conveying rollers 9 and the ball bearings 1301 will provide a stable wire harness inlet channel. This annular cavity is as Figure 2 shown. Among them, the existence of the T-shaped block 13 provides a stable support surface for the bottom of the wire harness, reducing the possibility of the wire harness shaking and deviating from the predetermined path in the suspended state. A pair of conveying rollers 9 provide precise guiding during the forward movement of the wire harness, enabling it to move forward stably along the path of the T-shaped block 13. During this process, the operator can assist in the wire inlet. After the wire harness inlet is completed, the group of electromagnets of the electromagnet 14 and the electromagnet 15 can be controlled to be de-energized, causing the T-shaped block 13 to reset and retract into the storage cavity of the extension part 103. At this time, a pair of conveying rollers 9 can still hold the wire harness in the air. When assembling a buckle on the wire harness, the tie strap on the buckle can pass through the positioning slot 201, the belt passing slot 202, and the space between the lower surface of the wire harness and the upper surface of the assembly table 1 and surround the surface of the wire harness to achieve precise positioning of the assembly position of the buckle. When the wire harness is in a suspended state, the tie strap does not need to pass through the fitting surface between the tabletop and the wire harness, which greatly reduces the assembly difficulty and can effectively improve the work efficiency of the personnel;

[0068] Please refer to Figures 1-3 and Figure 6The end wire pulling mechanism includes a cylinder 17 fixed to the lower end of the assembly platform 1, and the output end of the cylinder 17 is fixedly connected to a connecting block 18, and the connecting block 18 is slidably connected to the lower surface of the assembly platform 1. The surface of the assembly platform 1 is provided with a longitudinal slide 102, and the upper end of the connecting block 18 is fixedly connected to a driven rod 19, and the driven rod 19 penetrates the longitudinal slide 102 and is slidably connected thereto. The end of the driven rod 19 away from the connecting block 18 is fixedly connected to a snap ring 20, and the snap ring 20 is also assembled by a pair of upper and lower distributed and adjustable half rings, and the upper half ring is the same The pneumatic cylinder 17 is fixedly connected with a shift block 21, and the shift block 21 can be moved to open and close the positioning ring 20. When the wire harness is fed in, the upper half of the clamping ring 20 needs to be shifted to make the two half rings on the clamping ring 20 separate. The upper half and lower half rings on the positioning ring 4 and the clamping ring 20 are respectively embedded with an electromagnet 5 23 and an electromagnet 6 24. When the output end of the cylinder 17 is extended or shortened, the connecting block 18, the driven rod 19 and the clamping ring 20 can be driven to move synchronously. The maximum movement stroke of the output end of the cylinder 17 matches the groove length of the longitudinal slide 102. Except for the position near the clamping ring, the connecting block 18, the driven rod 19 and the clamping ring 20 can be driven to move synchronously. In addition to the detection frame 2 of 20, the remaining detection frames 2 are all arranged between two adjacent conveying rollers 9 arranged axially along the assembly table 1. This arrangement is convenient for installing the cable tie. The inner contour of the upper half of the positioning ring 4 and the inner contours of the upper and lower half rings of the clamping ring 20 are fixedly connected with a protrusion 22. The protrusion 22 is a semicircular limiting protrusion made of rubber. During the wiring harness feeding process, the two half rings of the clamping ring 20 are separated. When the front end of the wiring harness moves to the lower half ring of the clamping ring 20 along the trajectory of the T-block 13, the personnel then toggle the positioning ring 4 The upper and lower half rings of the two ring bodies are buckled with the shift block 21 on the snap ring 20, and then the electromagnet five 23 and the electromagnet six 24 are controlled to be energized. After power is turned on, a magnetic attraction force is generated between the electromagnet five 23 and the electromagnet six 24, which can make the two ring bodies of the positioning ring 4 and the snap ring 20 buckle stably and slightly squeeze the surface of the wire harness through the protrusion 22 on the inner contour to clamp the wire harness. Then the cylinder 17 is started to extend its output end and drive the snap ring 20 to move synchronously. In this process, the wire harness segment with curvature between the two ring bodies can be straightened as much as possible, such as Figure 1 As shown, in this solution, after the wire harness is straightened, the detection frame 2 marked with number 1 on the side corresponds to the starting position of the assembly of the wire harness buckle. In the early stage of introducing this auxiliary detection system, it is inevitable to face certain cost investment in the short term, but in the long run, these investments can be fully rewarded in the subsequent production process, and overall cost savings can be achieved by reducing rework and improving production efficiency.

[0069] Among them, the slider 7, the sliding plate 8, the conveying roller 9, the connecting rod 10, the T-block 13, the connecting block 18, and the driven rod 19 are all made of lightweight hard materials. When the electromagnet 11 and the electromagnet 2 12 are energized, the magnetic repulsion between the electromagnet 11 and the electromagnet 2 12 will drive the motor 5, the slider 7, the sliding plate 8, the conveying roller 9 and the connecting rod 10 to move synchronously as a whole. Since the motor 5 has a certain weight, only when the other parts moving with it are made of lightweight materials can it be guaranteed to have a faster response speed. The material selection of the connecting block 18 and the driven rod 19 is also based on the same purpose.

[0070] See also Figures 2-3 The left and right ends of the extension part 103 are fixedly connected with magnetic shielding plates 16, and the magnetic shielding plates 16 are used to isolate the interference that each group of electromagnets may cause to other electromagnets during startup.

[0071] Through the cooperation between various mechanisms, this solution can straighten the wire harness to be assembled as much as possible to reduce its own curvature and keep it in a suspended state. Compared with the traditional assembly method, the assembly position of the buckle on the wire harness corresponds one by one to the preset detection frame position, which means that during the assembly process, the operator can ensure that each buckle can be accurately assembled in the predetermined position without manually measuring the spacing of the buckles. At the same time, the buckle tie can easily pass through and wrap around the surface of the wire harness, which greatly simplifies the assembly process, reduces operation time and human errors, and can improve assembly accuracy, reduce rework, reduce dependence on human operation, and improve production efficiency, bringing significant economic benefits and quality improvement to the enterprise.

[0072] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

[0073] In addition, it should be understood that although the present specification is described according to embodiments, not every embodiment contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation methods that those skilled in the art can understand.

Claims

1. An auxiliary system for assembling a wire harness buckle, comprising an assembly table (1) and a detection system. One side of the assembly table (1) is an incoming wire end. The detection system includes detection frames (2) arranged in two rows and staggered on the assembly table (1) and an indicator screen (25), and is characterized in that: An auxiliary wire arranging mechanism and a terminal wire pulling mechanism are provided on the assembly table (1), and the detection system further includes an electromagnetic drive module; The auxiliary wire arranging mechanism includes a fixed rod (3) fixed to the upper end of the assembly table (1). A positioning ring (4) is fixedly connected to the fixed rod (3). The positioning ring (4) is arranged on one side close to the wire inlet end of the assembly table (1). A plurality of groups of symmetrically arranged transverse slideways (101) are opened on the assembly table (1). Motors (5) are arranged at the bottom ends of the transverse slideways (101) at the frontmost and rearmost sides. The output end of the motor (5) is fixedly connected with a rotating shaft (6). Sliders (7) are arranged at the upper ends of the motors (5) and the lower ends of the remaining transverse slideways (101). A reduced-diameter portion (701) is integrally formed at the upper end of the slider (7). Through holes (702) are opened at the geometric centers of the sliders (7) at the frontmost and rearmost sides. Rotating grooves (703) are opened at the inner ends of the remaining sliders (7). Driven shafts (601) are rotatably connected in the rotating grooves (703). A sliding disk (8) is arranged at the upper end of the transverse slideway (101), and the sliding disk (8) is slidably connected to the upper surface of the assembly table (1). A circular hole (801) is opened at the geometric center of the sliding disk (8). The rotating shaft (6) passes through the through hole (702), the transverse slideway (101), and the circular hole (801). Transmission rollers (9) are fixedly connected to the tops of the rotating shaft (6) and the driven shaft (601). Connecting rods (10) are fixedly connected between adjacent two sliders (7). A pair of electromagnets I (11) are arranged at both sides of the lower end of the assembly table (1). Electromagnets II (12) are fixedly connected to the side walls of the sliders (7) at the frontmost and rearmost sides close to the electromagnets I (11). An extension portion (103) is integrally formed at the center of the lower end of the assembly table (1). A storage cavity is opened in the extension portion (103). A T-shaped block (13) is slidably connected in the storage cavity. An electromagnet III (14) is fixedly connected to the bottom end in the storage cavity. An electromagnet IV (15) is fixedly connected to the lower surface of the T-shaped block (13); The terminal wire pulling mechanism includes a cylinder (17) fixed to the lower end of the assembly table (1). The output end of the cylinder (17) is fixedly connected with a connecting block (18). The connecting block (18) is slidably connected to the lower surface of the assembly table (1). A longitudinal slideway (102) is arranged on the surface of the assembly table (1). A driven rod (19) is fixedly connected to the upper end of the connecting block (18), and the driven rod (19) passes through the longitudinal slideway (102) and is slidably connected thereto. A clamping ring (20) is fixedly connected to the end of the driven rod (19) away from the connecting block (18); The positioning ring (4) and the snap ring (20) are both assembled by a pair of upper and lower semi-rings that are distributed up and down and adjustable. The upper semi-rings of the positioning ring (4) and the snap ring (20) are fixedly connected with a dial block (21). An electromagnet five (23) and an electromagnet six (24) are respectively embedded in the upper semi-ring and the lower semi-ring of the positioning ring (4) and the snap ring (20). The electromagnetic drive module is used to control: A. The on-off of the electromagnets in the group of the electromagnet one (11) and the electromagnet two (12); B. The on-off of the electromagnets in the group of the electromagnet three (14) and the electromagnet four (15); C. The on-off of the electromagnets in the group of the electromagnet five (23) and the electromagnet six (24).

2. The auxiliary system for assembling a wire harness buckle according to claim 1, wherein: A plurality of spherical grooves are provided on the inner contour of the lower semi-ring of the positioning ring (4) and along the axial direction of the T-shaped block (13). A first ball (401) and a second ball (1301) are respectively arranged in the spherical grooves.

3. The auxiliary system for assembling wire harness buckles according to claim 2, wherein: An annular cavity formed between a pair of the conveying rollers (9) and the second ball (1301) is an incoming wire channel for the wire harness, and a part of the outer contour of the wire harness is in contact with the surfaces of the three.

4. An auxiliary system for assembling a wire harness buckle according to claim 1, characterized in that: A clamping position (201) and a tape passing groove (202) are integrally formed on the detection frame (2). A pair of symmetrically arranged sensors (203) are arranged inside the clamping position (201).

5. The auxiliary system for assembling wire harness buckles according to claim 1, characterized in that: Except for the detection frame (2) close to the snap ring (20), the other detection frames (2) are all arranged between two adjacent conveying rollers (9) arranged along the axial direction of the assembly table (1).

6. The auxiliary system for assembling wire harness buckles according to claim 1, wherein: Protrusions (22) are fixedly connected to the inner contour of the upper semi-ring of the positioning ring (4) and the inner contours of the upper and lower semi-rings of the snap ring (20).

7. An auxiliary system for assembling a wire harness buckle according to claim 6, characterized in that: The protrusion (22) is a semi-circular limiting protrusion, and the protrusion is made of rubber.

8. An auxiliary system for assembling a wire harness buckle according to claim 1, characterized in that: The slider (7), the sliding disc (8), the conveying roller (9), the connecting rod (10), the T-shaped block (13), the connecting block (18), and the driven rod (19) are all made of lightweight rigid materials.

9. An auxiliary system for assembling a wire harness buckle according to claim 1, characterized in that: Magnetic shielding plates (16) are fixedly connected to the left and right ends of the extension part (103). The magnetic shielding plates (16) are used to isolate the interference that each group of electromagnets may cause to other electromagnets when starting.

Citation Information

Patent Citations

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