Automobile high-voltage wiring harness crimping device

Abstract

The utility model discloses an automobile high-voltage wiring harness crimping device which comprises a bottom plate, a vertical frame, a crimping table, a pressing assembly, a pressing rod, a first spring, a pressing plate, a sliding groove, a top plate, a second spring, a limiting assembly, a support, a sliding rod, a baffle disc, a clamping plate, a third spring, a vertical seat, a wiring harness positioning assembly, a handle, a rotating rod, a connecting plate, a rotating disc, a fixing rod, a sleeve, a plug pin and a clamping block. The utility model belongs to the technical field of wire harness crimping, a pressing rod is pressed down to push a limiting assembly and a plug terminal upper die fixed on the limiting assembly to descend to be crimped with a plug terminal lower die, and the pressing rod is loosened to enable the limiting assembly to automatically rebound and return to prevent the position deviation of the die during next crimping; the sleeve slides on the fixing rod to adjust the position of the clamping block, the bolt is inserted to fix the fixing rod and the sleeve to fasten a plurality of groups of wire harnesses, and the rotating rod is rotated to drive the turntable to rotate to adjust the position of the wire harnesses, so that the wire harnesses are conveniently placed on a plug terminal lower die one by one for subsequent crimping treatment.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of wire harness pressure welding, and particularly relates to an automobile high-voltage wire harness pressure welding device. BACKGROUND

[0002] As the main body of the network of the electric vehicle system, the automobile wire harness is the carrier for power transmission and signal transmission of the electric vehicle. During the processing of the automobile high-voltage wire harness, the plug-in terminal needs to be connected and fixed with the wire harness.

[0003] During the pressure welding of the existing automobile high-voltage wire harness, the plug-in terminal is placed in the upper die and the lower die. The upper die and the lower die need to be aligned and pressed by the staff to fix the plug-in terminal on the wire harness end. After the downward pressure welding of the upper die, it is not convenient to automatically reset, which is easy to cause position deviation. In addition, it is not convenient to uniformly fasten the multiple wire harnesses and switch them one by one to realize the continuous pressure welding of the wire harnesses. Therefore, an automobile high-voltage wire harness pressure welding device is needed to solve the above problems. UTILITY MODEL CONTENTS

[0004] The technical problem to be solved by the utility model is that the plug-in terminal upper die cannot be automatically reset to prevent position deviation after pressure welding, and it is not convenient to uniformly fasten the batch wire harnesses for subsequent continuous pressure welding to improve the pressure welding efficiency.

[0005] In order to realize the above functions, the technical scheme adopted by the utility model is as follows: an automobile high-voltage wire harness pressure welding device, comprising a bottom plate, one end of the bottom plate is fixedly connected with a stand, two inner side walls of the stand are fixedly connected with a pressure welding table located at the lower end of the stand, a pressing assembly extending into the stand is slidably connected to the top wall of the stand, so that the plug-in terminal upper die is pressure welded and reset, a limiting assembly is fixedly connected to the pressing assembly above the pressure welding table, which can limit the plug-in terminal upper die, a stand is slidably connected to the other end of the bottom plate, a wire harness positioning assembly is rotatably connected to the upper end of the stand, which is used for fastening multiple wire harnesses and switching the position of the wire harnesses.

[0006] Further, the pressing assembly comprises a pressure rod penetrating and slidably connected to the top wall of the stand, a first spring is slidably sleeved on the pressure rod, a pressure plate is fixedly connected to the bottom of the pressure rod and abuts against the inner top wall of the stand, the two inner side walls of the stand are provided with oppositely arranged sliding grooves, a top plate is slidably inserted into the sliding grooves, a second spring is fixedly connected to the bottom wall of the top plate, and the lower end of the second spring is fixedly connected to the two ends of the pressure welding table.

[0007] Further, the limiting assembly comprises a support fixedly connected between the two top plates, sliding rods are slidably connected to the two side walls of the support, a stop disc is fixedly connected to one end of the sliding rod and located outside the support, a clamping plate is fixedly connected to the other end of the sliding rod and located inside the support, and a third spring is slidably sleeved on the sliding rod and connected between the clamping plate and the side wall of the support.

[0008] Further, the wire harness positioning assembly comprises a handle which is penetrated and rotationally connected with the upper end of the stand, a rotating rod is fixedly connected with one end of the handle close to the stand, a connecting plate is fixedly connected with the other end of the handle, a rotating disc is fixedly connected with both ends of the connecting plate, a plurality of fixed rods which are parallel to the connecting plate are fixedly connected with the middle part of the connecting plate, a sleeve is slidingly sleeved with the fixed rods, the sleeve is penetrated and slidingly connected with the inner side wall of the rotating disc, and a plurality of latches are penetrated and inserted with the fixed rods and the sleeve.

[0009] Further, the rotating disc is provided with a large circular hole in the middle part and a small circular hole at each corner, and each group of the clamping blocks is located in the small circular hole.

[0010] As preferred, the middle part of the crimping table is provided with a centering scale line, and the bottom plate is provided with a square slot which is slidingly inserted with the stand.

[0011] The beneficial effects achieved by the utility model are as follows:

[0012] 1. The lower mold of the plug-in terminal on the limiting assembly and the plug-in terminal on the limiting assembly can be pushed down by pressing the pressing rod, the plug-in terminal on the lower mold of the plug-in terminal on the crimping table is contacted, the pressing plate is adjusted in angle by rotating the pressing rod, the plug-in terminal on the lower mold of the plug-in terminal on the crimping table is separated from the limiting assembly and continuously pressed to the plug-in terminal on the lower mold for connection and fixation, the limiting assembly is automatically rebounded to prevent the position of the mold from being deviated in the next crimping process when the pressing rod is loosened.

[0013] 2. The position of the clamping block is adjusted by sliding the sleeve on the fixed rod, the fixed rod and the sleeve are fixed by inserting the latch, the plurality of wire harnesses are fastened between the clamping block and the outer side wall of the rotating disc, the position of the plurality of wire harnesses is adjusted by rotating the rotating disc driven by the rotating rod, and thus the wire harnesses are placed on the lower mold of the plug-in terminal one by one for subsequent crimping treatment. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 The utility model provides a kind of structure schematic view of automobile high-pressure wire harness crimping device for this scheme;

[0015] Figure 2 The utility model provides a kind of section view of automobile high-pressure wire harness crimping device for this scheme;

[0016] Figure 3 The utility model provides another angle section view of automobile high-pressure wire harness crimping device for this scheme;

[0017] Figure 4 The utility model provides another angle section view of automobile high-pressure wire harness crimping device for this scheme; Figure 3 The utility model provides another angle section view of automobile high-pressure wire harness crimping device for this scheme;

[0018] Wherein, 1, the bottom plate; 2, stand; 3, crimping table; 4, pressing assembly; 41, pressing rod; 42, first spring; 43, pressing plate; 44, sliding slot; 45, top plate; 46, second spring; 5, limiting assembly; 51, support; 52, sliding rod; 53, baffle plate; 54, clamping plate; 55, third spring; 6, stand; 7, wire harness positioning assembly; 71, handle; 72, rotating rod; 73, connecting plate; 74, rotating disc; 75, fixed rod; 76, sleeve; 77, bolt; 78, clamping block.

[0019] The accompanying drawings are used to provide a further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with embodiments of the present application, and do not constitute a limitation on the present application. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0021] As Figure 1 shown, in order to realize the above functions, the technical solutions adopted by the present application are as follows: a high-voltage wire harness crimping device for automobile, comprising a bottom plate 1, one end of the bottom plate 1 is fixedly connected with a stand 2, two inner side walls of the stand 2 are fixedly connected with a crimping table 3 located at the lower end of the stand 2, a centering scale line is arranged in the middle of the crimping table 3, so that the middle part of the lower mold of the plug-in terminal is aligned with the centering scale line during use, thereby aligning with the upper mold of the terminal, the stand 2 is slidingly connected with a pressing assembly 4 extending into the stand 2, which is used for crimping and returning the upper mold of the plug-in terminal, the pressing assembly 4 is fixedly connected with a limiting assembly 5 located above the crimping table 3, which is used for limiting the upper mold of the plug-in terminal, the other end of the bottom plate 1 is slidingly connected with a stand 6, the bottom plate 1 is provided with a square slot slidingly connected with the stand 6, and the upper end of the stand 6 is penetratingly connected with a wire harness positioning assembly 7 used for fastening and switching the position of the wire harness.

[0022] Embodiment one

[0023] As Figures 1-3As shown, in order to achieve the purpose of fastening and adjusting the angle of multiple sets of wire harnesses for continuous crimping, the wire harness positioning assembly 7 includes a handle 71 that passes through and is rotatably connected to the upper end of the stand 6. A rotating rod 72 is fixedly connected to one end of the handle 71 near the stand 6, and a connecting plate 73 is fixedly connected to the other end of the handle 71. Turntables 74 are fixedly connected to both ends of the connecting plate 73. The user can rotate the turntable 74 by holding the rotating rod 72 and rotating the handle 71, thereby adjusting the position of multiple sets of wire harnesses on the turntable 74. Sliding the stand 6 toward the crimping table 3 allows each set of wire harnesses to be placed one by one on the lower mold of the plug terminal for subsequent crimping. The turntable 74 has a large round hole in the middle and small round holes at the four corners. Multiple sets of wire harnesses are inserted into the small round holes and the ends of the wire harnesses protrude from the turntable 74. Multiple sets of fixing rods 75 are fixedly connected to the middle of the connecting plate 73 and are arranged parallel to it. A sleeve 76 is slidably sleeved on the fixing rod 75, and the sleeve 76 passes through and is slidably connected to the inner wall of the turntable 74.

[0024] Slide the sleeve 76 along the fixed rod 75 to adjust the length of the sleeve 76 extending into the small round hole. One end of the sleeve 76 is fixedly connected to a clamping block 78. Each set of clamping blocks 78 is located in the small round hole on the turntable 74. The clamping blocks 78 move accordingly to adjust the distance between them and the outer wall of the turntable 74. After adjusting to a position that is convenient for fastening the wire harness, stop sliding the sleeve 76. A pin 77 is inserted through the fixed rod 75 and the sleeve 76. The fixed rod 75 and the sleeve 76 are provided with several through holes that cooperate with the pin 77. Inserting the pin 77 into the through holes on the fixed rod 75 and the sleeve 76 can fix the two. While positioning the clamping block 78, it can also fasten multiple sets of wire harnesses in the small round hole of the turntable 74.

[0025] Example 2

[0026] like Figures 1-4 As shown, in order to achieve the purpose of automatic return of the plug terminal mold to prevent positional deviation from affecting the crimping efficiency, the limiting component 5 includes a support 51 fixed between two sets of top plates 45. A slide rod 52 is slidably connected to both sides of the support 51. A baffle 53 located outside the support 51 is fixed to one end of the slide rod 52, and a clamping plate 54 located inside the support 51 is fixed to the other end. The plug terminal is placed between the two sets of clamping plates 54. A third spring 55 is connected between the clamping plate 54 and the side wall of the support 51 and is slidably sleeved with the slide rod 52. When the clamping plate 54 is pushed, it causes the slide rod 52 to slide outward, and the third spring 55 is compressed, so that the two sets of clamping plates 54 clamp the upper mold of the plug terminal. At this time, the upper mold of the plug terminal is aligned with the lower mold of the plug terminal located at the centering scale line.

[0027] The pressing assembly 4 comprises a pressing rod 41 which is connected through and slides on the top wall of the stand 2, a first spring 42 which is sleeved and slides on the pressing rod 41, a pressing plate 43 which is fixed on the bottom of the pressing rod 41 and abuts against the top wall in the stand 2, after the wire harness end on the wire harness positioning assembly 7 is placed on the lower mold of the plug-in terminal, the pressing rod 41 is pressed to make the first spring 42 contract, at this time, the pressing plate 43 and the clamping plate 54 are all attached to the upper mold of the plug-in terminal on the clamping plate 54, the pressing plate 43 is lowered to press down the limiting assembly 5 and the upper mold of the plug-in terminal fixed on the limiting assembly 5, the two inner side walls of the stand 2 are provided with sliding grooves 44 which are oppositely arranged, a top plate 45 is sleeved and slides on the sliding grooves 44, the top plate 45 is lowered along the sliding grooves 44, the bottom wall of the top plate 45 is fixed with a second spring 46, and the lower end of the second spring 46 is fixed with the pressing table 3, the two groups of second springs 46 are contracted, when the lower end of the clamping plate 54 moves to attach to the upper end of the pressing table 3, the pressing rod 41 is rotated to adjust the direction of the pressing plate 43, so that it is separated from the upper end of the clamping plate 54 and only contacts with the upper mold of the plug-in terminal, the pressing rod 41 is further pressed down to press the upper mold of the plug-in terminal on the lower mold of the plug-in terminal, at the same time, the wire harness is fixed between the two to realize the crimping, after the crimping is completed, the pressing rod 41 is released, the first spring 42 rebounds to drive the pressing rod 41 and the pressing plate 43 to rise, the second spring 46 also rebounds to drive the support 51 to return to the original position, so as to facilitate the next crimping process.

[0028] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one from another entity or action without necessarily requiring or implying any actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0029] Although the embodiments of the present application have been shown and described, it is to be understood that for the purpose of the present application, the embodiments change, modify, replace, and vary in many ways without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

[0030] The above describes the present application and its embodiments, which is not restrictive, and the drawings only show one of the embodiments of the present application, and the actual structure is not limited thereto. In general, if a person skilled in the art is inspired by it, without departing from the creative purpose of the present application, the similar structure and embodiments are not creatively designed, which should belong to the protection scope of the present application.

Claims

1. A high-voltage wire harness crimping device for automobiles, comprising a base plate (1), one end of which is fixedly connected with a stand (2), and two inner side walls of the stand (2) are fixedly connected with a crimping table (3) at the lower end of the stand (2), characterized in that: The stand (2) top wall slidingly connects with a pressing assembly (4) extending into the stand (2), so that the mold on the plug-in terminal is crimped and returned, the pressing assembly (4) is fixedly connected with a limiting assembly (5) above the crimping table (3), which can limit the mold on the plug-in terminal, the other end of the bottom plate (1) slidingly inserts a stand (6), the upper end of the stand (6) penetrates a wire harness positioning assembly (7) rotatably connected thereto, which is used for fastening multiple wire harnesses and switching the position of the wire harnesses.

2. The crimping device for high-voltage wire harness of an automobile according to claim 1, characterized in that: The pressing assembly (4) includes a pressing rod (41) penetrating and slidingly connected to the top wall of the stand (2), a first spring (42) slidingly sleeved on the pressing rod (41), a pressing plate (43) fixedly connected to the bottom of the pressing rod (41) and abutting against the top wall in the stand (2), two opposite sliding grooves (44) provided on the two inner side walls of the stand (2), a top plate (45) slidingly inserted into the sliding grooves (44), a second spring (46) fixedly connected to the bottom wall of the top plate (45), and the lower end of the second spring (46) is fixedly connected to the two ends of the crimping table (3).

3. The crimping device for high voltage wire harness of an automobile according to claim 2, characterized in that: The limiting assembly (5) includes two groups of supports (51) fixedly connected between the top plates (45), sliding rods (52) penetrating and slidingly connected to the two side walls of the supports (51), stop discs (53) fixedly connected to one end of the sliding rods (52) and located outside the supports (51), clamping plates (54) fixedly connected to the other end of the sliding rods (52) and located inside the supports (51), and third springs (55) slidingly sleeved on the sliding rods (52) and connected between the clamping plates (54) and the side walls of the supports (51).

4. The crimping device for high voltage wire harness of an automobile according to claim 1, characterized in that: The wire harness positioning assembly (7) includes a handle (71) penetrating and rotatably connected to the upper end of the stand (6), a rotating rod (72) fixedly connected to one end of the handle (71) close to the stand (6), a connecting plate (73) fixedly connected to the other end of the handle (71), a rotating disc (74) fixedly connected to the two ends of the connecting plate (73), a plurality of groups of fixing rods (75) fixedly connected to the connecting plate (73) and arranged in parallel, a sleeve (76) slidingly sleeved on the fixing rods (75), the sleeve (76) penetrating and slidingly connected to the inner side wall of the rotating disc (74), and a plurality of latches (77) penetrating and inserted into the fixing rods (75) and the sleeve (76).

5. The crimping device for high voltage wire harness of an automobile according to claim 4, characterized in that: The rotating disc (74) has a large circular hole in the middle and small circular holes at the four corners, each group of clamping blocks (78) is located in the small circular hole, and the fixing rods (75) and the sleeve (76) are provided with a plurality of through holes matched with the latches (77).

6. The crimping device for high voltage wire harness of an automobile according to claim 1, characterized in that: The crimping table (3) has a centering scale line in the middle, and the bottom plate (1) has a square slot slidingly inserted with the stand (6).

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