Wire harness stranding machine
By introducing a tensioning component into the stranding machine and utilizing the cooperation of an electric push rod and a tension sensor, the adaptive tension adjustment of the pressure roller is achieved, solving the problem of the non-adjustable tension of traditional stranding machines and improving the stability and quality of the stranded wire.
Patent Information
- Application Number
- CN202423120301.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-17
- Publication Date
- 2026-01-16
- Estimated Expiration
- 2034-12-17
AI Technical Summary
The tension of the wire pressing wheel in traditional stranding machines is not adjustable, which leads to unstable wire feeding and affects the quality of stranded wire.
The tensioning assembly includes a combination of an electric push rod, a tension sensor, and a spring. The tension sensor detects the tension force and feeds it back to the controller, which controls the electric push rod to adjust the position of the pressure wheel, thereby achieving adaptive tension adjustment.
This achieves stable control of the wire tension, ensuring the stability and quality of the stranding process and improving the overall process effect of stranding.
Smart Images
Figure CN223808951U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a stranding machine technical field, concretely is a wire harness stranding machine. BACKGROUND
[0002] The stranding machine is a kind of mechanical equipment for stranding multiple wires according to certain rule, is widely used in wire and cable processing industry, and its main function is to twist multiple wires into a strand, to meet the process requirement of wire rod, and it is one of main equipment of wire harness production and processing.
[0003] When the traditional stranding machine processes wire harness, single wire body is guided by pressing wheel and then penetrates into the inside of stranding head for stranding processing, but the pressing wheel is mostly fixed structure, so that the tension degree of wire body cannot be flexibly adjusted, and although part of elastic pressing wheel can realize the elastic tensioning of wire body, due to the different tightening degree of wire body on wire drum, the wire body will present different tension degree in the process of transmission, so as to cooperate with the setting of elastic pressing wheel, easily make local tension too tight, thereby affect the stability of wire body conveying, affect the stability of overall stranding, reduce its process quality, cause wire harness to appear distortion. UTILITY MODEL CONTENT
[0004] The utility model aims at providing a kind of wire harness stranding machine to solve the problem that the tension of pressing wheel is not adjustable in the above background technology, easily make local tension too tight, thereby affect the stability of wire body conveying, affect the stability of overall stranding, reduce its process quality.
[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of wire harness stranding machine, comprising:
[0006] Stranding disc, stranding head and threading die head, the stranding disc and stranding head are integrally connected with rack rotationally connected;
[0007] Tensioning assembly, the tensioning assembly is fixedly connected on the outer wall of stranding disc, and tensioning assembly is used for the self-adapting tensioning guide of wire body, the tensioning assembly includes positioning plate, the positioning plate is fixedly connected on the outer wall of stranding disc, the outer wall of the positioning plate is fixedly connected with electric push rod, the jacking end of the electric push rod is fixedly connected with first support frame, the other end of the first support frame is fixedly connected with tension sensor electrically connected with electric push rod through controller, the other end of the tension sensor is fixedly connected with spring, the other end of the spring is fixedly connected with second support frame, the other end of the second support frame is rotationally connected with pressing wheel.
[0008] Preferably, the outer wall of the stranding disc is fixedly connected with wire drum support rod, and the wire drum support rod is used for the support positioning of wire drum, the number of wire drum support rod and tensioning assembly is same.
[0009] Preferably, the wire head is uniformly provided with wire holes on the circumference, and the number of wire holes is same as that of the wire cylinder supporting rods, and the wire die head is provided with a through hole in the center, and the through hole is coaxial with the wire head and the wire reel.
[0010] Preferably, the outer wall of the positioning plate is further fixedly connected with two guide supporting shafts, and the end of the first supporting frame is fixedly connected with a guide lug, and the guide lug is provided with a guide hole matched with the guide supporting shaft.
[0011] Preferably, the first supporting frame and the second supporting frame are both in U-shaped structure, and the inner wall of the first supporting frame is attached to the outer wall of the second supporting frame, and the outer wall of the second supporting frame is fixedly connected with a limiting plate, and the limiting plate is clamped on the outside of the first supporting frame.
[0012] Preferably, the outer wall of the wire pressing wheel is provided with a wire guide groove, and the wire pressing wheel is used for the elastic guide of the wire body.
[0013] Compared with the prior art, the utility model has the advantages that: through the setting of the tensioning assembly, when the spring tensioning force value transmitted to the tension sensor is in the normal tensioning value range, the signal feedback control of the tension sensor can control the electric push rod, so that the position of the first supporting frame is displaced, the tensioning force of the spring is changed, and the tensioning force is in the normal tensioning force range, so that the tensioning force of the wire body can be self-adaptively adjusted according to the change of the wire body, the stability of the transmission is ensured, the quality of the wire harness is ensured, and the wire stability is improved. BRIEF DESCRIPTION OF DRAWINGS
[0014] Fig. 1 It is the whole structure schematic view of the utility model;
[0015] Fig. 2 It is the whole structure schematic view of the tensioning assembly of the utility model;
[0016] Fig. 3 It is the explosion structure schematic view of the tensioning assembly of the utility model.
[0017] In the drawing: 1, wire reel; 11, wire cylinder supporting rod; 2, wire head; 3, wire die head; 4, tensioning assembly; 41, positioning plate; 42, guide supporting shaft; 43, electric push rod; 44, first supporting frame; 45, tension sensor; 46, spring; 47, second supporting frame; 48, limiting plate; 49, guide lug; 50, wire pressing wheel. DETAILED DESCRIPTION
[0018] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present utility model.
[0019] Please refer to Figs. 1-3 The utility model provides an embodiment: a wire harness stranding machine, include: stranding disc 1, stranding head 2 and threading die head 3, stranding disc 1 and stranding head 2 are integrally connected with rack rotation, the outer wall of stranding disc 1 is fixedly connected with wire drum support rod 11, and wire drum support rod 11 is used for supporting and positioning the wire drum, the outer wall of stranding disc 1 is fixedly connected with tensioning assembly 4, and tensioning assembly 4 is used for self-adaptive tensioning and guiding of the wire body, and the number of tensioning assembly 4 is same with the number of wire drum support rod.
[0020] Specifically, in combination with Figs. 2-3 Tensioning assembly 4 includes positioning plate 41, positioning plate 41 is fixedly connected to the outer wall of stranding disc 1, the outer wall of positioning plate 41 is fixedly connected with electric push rod 43, the jacking end of electric push rod 43 is fixedly connected with first support frame 44, the other end of first support frame 44 is fixedly connected with tension sensor 45, the other end of tension sensor 45 is fixedly connected with spring 46, the other end of spring 46 is fixedly connected with second support frame 47, the other end of second support frame 47 is rotatably connected with wire pressing wheel 50, when the wire body passes through the compression and guidance of wire pressing wheel 50, the wire drum outside wire drum support rod 11 first contacts and guides the wire body with wire pressing wheel 50 and then penetrates into the inside of stranding head 2, and then wire pressing wheel 50 can play a good elastic tensioning effect on the wire body, and under the cooperation of tension sensor 45, when the value of tension sensor 45 deviates from the normal tensioning range, the position of wire pressing wheel 50 can be adjusted through signal transmission control electric push rod 43, so that first support frame 44 produces displacement, and the position of wire pressing wheel 50 can be adjusted through the elastic control of spring 46, so that the tensioning degree of tension sensor 45 changes and is within the best tensioning range, and the self-adaptive intelligent adjustment and control of the tensioning degree of the wire body are ensured, so that the stability of wire body transmission is ensured and the stranding quality of wire harness is improved.
[0021] Specific, tension sensor 45 through the controller and electric push rod 43 is electrically connected, the outer wall of the pressure wire wheel 50 is provided with a wire groove, and the pressure wire wheel 50 is used for the elastic guide of the wire body, through the tension sensor 45 to its tension detection, real-time feedback to the controller, so as to control the controller to the electric push rod 43 jacking control, so that when the tension sensor 45 tension is too large or too small, through the jacking or contraction of the electric push rod 43, the adjustment of the first support frame 44 is completed, that is, the elastic change of the spring 46 can be realized, so as to realize the self-adaptive adjustment of its tension, so that it is within the best tension range, to ensure the stability of the wire body tension conveying of the pressure wire wheel 50.
[0022] Specific, the outer wall of the positioning plate 41 is further fixedly connected with two guide support shafts 42, and the end of the first support frame 44 is fixedly connected with a guide lug 49, and the guide lug 49 is provided with a guide hole matched with the guide support shaft 42, and through the setting of the guide support shaft 42, the auxiliary support of the first support frame 44 can be realized by cooperating with the support of the guide lug 49, to ensure the stability of the displacement of the first support frame 44.
[0023] Further, the first support frame 44 and the second support frame 47 are both U-shaped structures, and the inner wall of the first support frame 44 is attached to the outer wall of the second support frame 47, and the outer wall of the second support frame 47 is fixedly connected with a limiting plate 48, and the limiting plate 48 is clamped on the outside of the first support frame 44. The setting of this structure realizes the auxiliary support of the second support frame 47 by cooperating the first support frame 44 and the limiting plate 48, further improving the stability of the sliding displacement of the second support frame 47.
[0024] Referring to Fig. 1 The wire hole is uniformly provided on the circumference of the wire head 2, and the number of the wire hole is the same as that of the wire cylinder support rod 11. The center of the wire die head 3 is provided with a through hole, and the through hole is coaxial with the wire head 2 and the wire reel 1. After the wire body penetrates into the wire hole of the wire head 2, it penetrates into the inside of the wire die head 3, and cooperates with the rotation of the wire head 2 to make the wire body intertwined with each other.
[0025] Working principle: the electric push rod 43 and the tension sensor 45 used in the application are all products that can be directly purchased in the market, the principle and connection mode are all prior art known by those skilled in the art, so here is not repeated, the utility model in use, first, install the wire drum, and the wire body is penetrated by the wire, under the cooperation of the external host and the control system, the wire body is pulled, the rotation of the wire reel 1 and the wire head 2 is realized, the wire body is twisted, and the wire body is guided in the process of the wire wheel 50, when the wire body is too large, the displacement of the second support frame 47 will drive the spring 46 to be tight, so that the value of the tension sensor 45 changes through the connection of the spring 46 and the tension sensor 45, when the tension of the tension sensor 45 deviates from the nearest tension range, the signal can be transmitted to the electric push rod 43, the lifting of the electric push rod 43 is contracted, the first support frame 44 is displaced, and the distance between the first support frame 44 and the second support frame 47 is changed, the elastic adjustment of the spring 46 is realized, the tension of the tension sensor 45 changes, and the wire body is intelligently and adaptively tensioned until it is in the best tension range, the quality of the wire body is ensured.
[0026] It is obvious for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims instead of the above description, therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.
Claims
1. A wire harness stranding machine characterized by, Include: The wire reel (1), the wire head (2) and the threading die (3), the wire reel (1) and the wire head (2) are integrally connected with the rack rotationally connected; Tensioning assembly (4), the tensioning assembly (4) is fixedly connected to the outer wall of the wire reel (1), and the tensioning assembly (4) is used for self-adaptive tensioning and guiding of the wire body, the tensioning assembly (4) includes a positioning plate (41), the positioning plate (41) is fixedly connected to the outer wall of the wire reel (1), the outer wall of the positioning plate (41) is fixedly connected with an electric push rod (43), the jacking end of the electric push rod (43) is fixedly connected with a first support frame (44), the other end of the first support frame (44) is fixedly connected with a tension sensor (45) electrically connected with the electric push rod (43) through a controller, the other end of the tension sensor (45) is fixedly connected with a spring (46), the other end of the spring (46) is fixedly connected with a second support frame (47), the other end of the second support frame (47) is rotatably connected with a wire pressing wheel (50).
2. A wire harness stranding machine according to claim 1, characterized in that: The outer wall of the wire reel (1) is fixedly connected with a wire cylinder support rod (11), and the wire cylinder support rod (11) is used for supporting and positioning the wire cylinder, the number of the wire cylinder support rod (11) is the same as that of the tensioning assembly (4).
3. A wire harness stranding machine according to claim 2, characterized in that: The wire head (2) is uniformly provided with a threading hole in the circumference, and the number of the threading hole is the same as that of the wire cylinder support rod (11), the center of the threading die (3) is provided with a through hole, and the through hole is coaxial with the wire head (2) and the wire reel (1).
4. A wire harness stranding machine according to claim 1, characterized in that: The outer wall of the positioning plate (41) is also fixedly connected with two guide support shafts (42), the end of the first support frame (44) is fixedly connected with a guide lug (49), and the guide lug (49) is provided with a guide hole matched with the guide support shaft (42).
5. A wire harness stranding machine according to claim 1, wherein: The first support frame (44) and the second support frame (47) are both U-shaped structures, and the inner wall of the first support frame (44) is attached to the outer wall of the second support frame (47), the outer wall of the second support frame (47) is fixedly connected with a limiting plate (48), and the limiting plate (48) is clamped on the outside of the first support frame (44).
6. A wire harness stranding machine according to claim 5, characterized in that: The outer wall of the wire pressing wheel (50) is provided with a wire guide groove, and the wire pressing wheel (50) is used for elastic guiding of the wire body.