Guiding and limiting structure and cable production straightening device

Abstract

The utility model relates to the technical field of cable production, and discloses a guide limiting structure and a cable production straightening device, which comprise a support box, a conveying roller is rotatably arranged in the support box, a guide assembly is movably arranged on the support box, and the guide assembly comprises a worm, a support, a worm gear, a guide gear, a rack, a wire secondary roller and a wire main roller. The limiting assembly is movably arranged in the supporting box and comprises a bidirectional lead screw, sliding frames and sliding rods, the bidirectional lead screw is rotationally arranged in the supporting box, the sliding frames are movably arranged between the supporting box and the bidirectional lead screw, the number of the sliding frames is two, and the sliding rods are fixedly arranged on the sliding frames. The cable is clamped by the two inclined guide main rollers and the two inclined guide secondary rollers, the pulling direction of the cable is guided by matching with simultaneous rolling of the conveying rollers, and the cable is limited by the included angle between the guide main rollers and the guide secondary rollers, so that the cable is prevented from deviating during pulling, and non-uniform straightening is avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to cable production technical field, concretely relates to a guide limiting structure and cable production straightening device. BACKGROUND

[0002] The cable production straightening device is a key equipment for eliminating cable bending, twisting and other deformations during cable manufacturing process. Its core function is to straighten the cable through physical means (such as clamping force and friction) to ensure that the cable remains straight during transmission or laying.

[0003] The prior art discloses a kind of cable straightening device (CN212285672U), including base, rotatable bearing one and rotatable bearing two are fixed above base, bearing one is multiple and is arranged in a row, bearing two is multiple and is arranged in a row, the outer periphery of bearing one is opened along the circumferential direction and is set with groove one, groove one is multiple and different in size, the outer periphery of bearing two is opened along the circumferential direction and is set with groove two, groove two is multiple and different in size, the row where bearing one is located and the row where bearing two is located are parallel, and cable is straightened and transmitted between the two rows, cable is clamped between groove one and opposite groove two, base is placed on workbench, mounting mechanism for fixing base on workbench is fixed on base, bearing two is fixed on base by adjusting mechanism, adjusting mechanism realizes the adjustable distance between bearing two and bearing one, can be suitable for cable straightening of different diameters, improve straightening efficiency, increase the stability of device, guarantee straightening accuracy.

[0004] Through the search, it is found that the prior art changes the distance between the two groups of bearings by manually rotating the adjusting bolt when in use, which needs to be stopped and operated and depends on manual experience, so there is error, and it cannot adapt to the continuous operation demand of production line; at the same time, due to the lack of guide limiting measures, cable is easy to deviate from bearing clamping due to pulling during straightening process, and then uneven straightening is caused.

[0005] Therefore, the utility model is provided. UTILITY MODEL CONTENT

[0006] To solve the above technical problems, the basic idea of the technical scheme of the utility model is:

[0007] A guide limiting structure, comprising

[0008] Support box, the inside of the support box is rotationally provided with a conveying roller;

[0009] A guide assembly is movably arranged on the support box, and the guide assembly comprises a worm, a support, a worm wheel, a guide gear, a rack, a wire secondary roller and a wire primary roller.

[0010] A limiting assembly is movably arranged in the support box, and the limiting assembly comprises a bidirectional screw rod, a sliding frame and a slide rod.

[0011] As a preferred embodiment of the utility model, one end of the bidirectional screw rod is fixedly provided with a main gear on a curved surface, one end of the worm is fixedly provided with a from gear on a curved surface, the main gear is in transmission engagement with the from gear, and the output end of the motor is connected to one end of the bidirectional screw rod.

[0012] As a preferred embodiment of the utility model, the sliding frame is of L-shaped structure, the support box is symmetrically provided with a limiting sliding groove on a top surface, the sliding frame slides between the limiting sliding groove and the inner wall surface of the support box, the two sliding frames are respectively screw-connected to two ends of the bidirectional screw rod, and the top surface of one end of the sliding frame close to the limiting sliding groove is rotatably provided with a limiting clamp roller.

[0013] As a preferred embodiment of the utility model, the top surface of one end of the sliding frame away from the bidirectional screw rod is arrayed with a plurality of slide rods, the top surface of the support box is symmetrically arrayed with respective straightening sliding grooves, and the slide rods slide in the straightening sliding grooves.

[0014] As a preferred embodiment of the utility model, the top surface of the support box is provided with a center groove, the conveying roller is rotatably arranged in the center groove, the top surface of the support box is provided with two guide sliding grooves, the two guide sliding grooves are symmetrically arranged at an oblique angle with the center groove as the center, and the guide sliding grooves are slidably provided with slide blocks.

[0015] As a preferred embodiment of the utility model, the worm drive meshed worm wheel, the sliding block is fixedly arranged on the top surface of one end of the rack, the top surfaces of two sliding blocks are fixedly connected with one support respectively, two supports and two racks are symmetrically arranged at an oblique angle with the center groove as the center, two racks are driven and meshed with one guide gear, the support is composed of one sliding plate, two triangular blocks and one C-shaped square frame, the wire main roller is rotatably arranged on the C-shaped square frame, the wire secondary roller is rotatably arranged on the inclined surface of one triangular block, the wire secondary roller and the wire main roller are both arranged obliquely, and the C-shaped square frame is fixedly arranged on the inclined surface of the other triangular block.

[0016] A cable production straightening device, comprising a straightening roller, the straightening roller is arranged on all the guiding and limiting structures, the straightening roller is provided with a plurality of straightening rollers, and the straightening rollers are rotatably arranged on the top surface of the slide rod.

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] 1. By setting up the guide assembly, the two guide main rollers and the two guide secondary rollers are obliquely arranged and clamp the cable, the conveying roller is rolled at the same time, the direction of the cable is guided, the angle between the guide main roller and the guide secondary roller is limited, the cable is prevented from deviating during pulling, and the uneven straightening is avoided.

[0019] 2. By setting up the limiting assembly, the limiting clamp rollers limit and clamp the position of the cable, the two-way screw rod, the sliding frame, the guide gear, the two racks, the worm wheel and the worm are adapted to the specifications of the cable, manual adjustment is avoided, one-step positioning is realized by relying on the motor drive, the possibility of error is reduced, and the demand of continuous operation is met.

[0020] The specific embodiments of the utility model will be described in further detail below with reference to the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0021] In the drawings:

[0022] Figure 1 It is the whole structure schematic diagram of the utility model;

[0023] Figure 2 It is the internal structure schematic diagram of the utility model;

[0024] Figure 3 It is the exploded view of the support box and the guide assembly of the utility model;

[0025] Figure 4 It is the schematic view of the limiting assembly of the utility model;

[0026] Figure 5The utility model discloses a guiding component use state side view schematic drawing.

[0027] In the drawing: 10, support box;11, motor;12, straightening chute;13, guiding chute;14, limiting chute;15, limiting clamp roller;16, straightening roller;17, bidirectional screw;18, sliding frame;19, main gear;20, from gear;21, worm;22, support;23, slide bar;24, center groove;25, conveying roller;26, worm wheel;27, guiding gear;28, rack;29, sliding block;30, guiding secondary roller;31, guiding main roller. DETAILED DESCRIPTION

[0028] In order to make the utility model embodiment's purpose, technical scheme and advantage more clearly, below will combine the drawing in the utility model embodiment, the technical scheme in embodiment is clearly, completely described, following embodiment is used to explain the utility model.

[0029] A guiding limiting structure, as shown in Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 And Figure 5 , including

[0030] Support box 10, the inside rotation of support box 10 is provided with conveying roller 25;

[0031] Guiding component, guiding component movably arranged on support box 10, guiding component includes worm 21, support 22, worm wheel 26, guiding gear 27, rack 28, guiding secondary roller 30 and guiding main roller 31, guiding gear 27 is fixedly arranged on the top surface of worm wheel 26, worm 21 and worm wheel 26 are rotationally arranged in support box 10, rack 28, guiding secondary roller 30 and guiding main roller 31 are provided with two, the top surface of two racks 28 is fixedly connected with support 22, rack 28 is slidably arranged in support box 10, one guiding secondary roller 30 and guiding main roller 31 are rotationally arranged in two supports 22 respectively;

[0032] Limiting component, limiting component movably arranged in support box 10, limiting component includes bidirectional screw 17, sliding frame 18 and slide bar 23, bidirectional screw 17 is rotationally arranged in support box 10, sliding frame 18 is movably arranged between support box 10 and bidirectional screw 17, sliding frame 18 is provided with two, and slide bar 23 is fixedly arranged on sliding frame 18.

[0033] Specific, by setting the limiting assembly and guide assembly, by limiting assembly drive guide assembly while using, when the limiting assembly determines the size of the cable, the bidirectional screw 17 drive sliding frame 18 moves, while the bidirectional screw 17 drive worm 21 and worm 26 transmission meshing, so as to drive two rack 28 relative motion to the cable clamping guide, avoid manual adjustment, reduce the possibility of error, adapt to the needs of continuous operation, conveying roller 25 rolling fit between the angle of the guide main roller 31 and the guide secondary roller 30 to the cable forming limiting, to avoid the cable deviation when pulling, so as to avoid the uneven straightening.

[0034] As Figure 1 , Figure 2 and Figure 4 shown, the support box 10 is fixed on one side of the motor 11, the bidirectional screw 17 is fixed on one end of the curved surface of the main gear 19, the worm 21 is fixed on one end of the curved surface of the pinion 20, the main gear 19 transmission meshing pinion 20, the output end of the motor 11 is connected on one end of the bidirectional screw 17;

[0035] As Figure 3 and Figure 5 shown, the support box 10 is provided with a center groove 24 on the top surface, the conveying roller 25 is rotatably arranged in the center groove 24, the support box 10 is provided with two guide sliding grooves 13 on the top surface, the two guide sliding grooves 13 are symmetrically arranged at an angle with the center groove 24 as the center, and the sliding block 29 is slidably arranged in the guide sliding groove 13;

[0036] As Figure 3 and Figure 5 shown, the worm 21 transmission meshing worm 26, the sliding block 29 is fixed on the top surface of one end of the rack 28, the top surface of the two sliding blocks 29 is respectively fixedly connected with one of the brackets 22, the two brackets 22 and the two racks 28 are symmetrically arranged at an angle with the center groove 24 as the center, the two racks 28 transmission meshing with the same guide gear 27, the bracket 22 is composed of a sliding plate, two triangular blocks and a C-shaped square frame, the guide wire main roller 31 is rotatably arranged on the C-shaped square frame, the guide wire secondary roller 30 is rotatably arranged on the inclined surface of one of the triangular blocks, the guide wire secondary roller 30 and the guide wire main roller 31 are both inclined, and the C-shaped square frame is fixed on the inclined surface of the other triangular block.

[0037] The working principle is as follows: when the motor 11 starts, the motor 11 drives the rotation of the bidirectional screw rod 17, the rotating bidirectional screw rod 17 drives the meshing of the main gear 19 and the driven gear 20, thereby driving the rotation of the worm 21, the rotating worm 21 meshes with the transmission worm wheel 26, the worm wheel 26 drives the rotation of the guide gear 27, the guide gear 27 rotates and meshes with the two side racks 28, respectively, the two side racks 28 are symmetrically arranged at an oblique angle with the guide gear 27 as the center, so when the guide gear 27 rotates, it will synchronously drive the two side racks 28 to move relatively, thereby making the two side racks 28 drive the corresponding sliding blocks 29 to move in the corresponding guide sliding grooves 13. At this time, the two brackets 22 synchronously move with the two side racks 28, the rotating guide secondary rollers 30 on the two brackets 22 cooperate with the guide primary rollers 31 to form an included angle, which is the guide channel through which the cable can pass. At this time, the guide secondary rollers 30, the guide primary rollers 31 and the conveying rollers 25 form a triangular three-dimensional guide channel, and the cable is pulled, the rotating guide secondary rollers 30, the guide primary rollers 31 and the conveying rollers 25 generate a guide clamping action on the cable.

[0038] As shown in Figure 1 , Figure 2 , Figure 3 and Figure 4 , the sliding frame 18 is L-shaped, the top surface of the support box 10 is symmetrically provided with a limiting sliding groove 14, the sliding frame 18 slides between the limiting sliding groove 14 and the inner wall surface of the support box 10, the two sliding frames 18 are respectively threadedly arranged at the two ends of the bidirectional screw rod 17, and the top surface of the end of the sliding frame 18 close to the limiting sliding groove 14 is provided with a limiting clamp roller 15 rotatingly arranged thereon.

[0039] As shown in Figure 1 , Figure 3 and Figure 4 , the top surface of the end of the sliding frame 18 away from the bidirectional screw rod 17 is arrayed with a plurality of sliding rods 23, and the top surface of the support box 10 is symmetrically arrayed with respective straightening sliding grooves 12, and the sliding rods 23 slide in the straightening sliding grooves 12.

[0040] The working principle is as follows, when the motor 11 drives the bidirectional screw rod 17 to rotate, the two ends of the sliding frame 18 are threaded with the bidirectional screw rod 17, at this time the two sliding frames 17 move relatively to drive the corresponding two limiting clamp rollers 15 to adapt to the clamping of the cable, and the relative movement of the two sliding frames 18 mobilizes the corresponding slide rods 23 to move in the corresponding straightening slide groove 12, thereby driving the corresponding straightening rollers 16 to straighten the cable, and the rotation of the bidirectional screw rod 17 drives the transmission of the worm 21 and the worm wheel 26, thereby driving the relative movement of the two ends of the rack 28 to drive the corresponding guide secondary rollers 30 and guide primary rollers 31 to form a guide channel, guiding the cable, at the same time, the inclined support 22 makes the guide secondary rollers 30 and the guide primary rollers 31 clamp the cable in the guide channel, avoiding the deviation caused by the cable pulling, it should be noted that the curved surface side of the plurality of straightening rollers 16 and the limiting clamp rollers 15 is in the same horizontal line, which can adapt to the curved surface of the cable, the guide assembly limits the position of the cable by the included angle of the guide secondary roller 30, the guide primary roller 31 and the conveying roller 25, and fixes the movement range within the included angle range.

[0041] A cable production straightening device, as shown in Figure 1 and Figure 2 It comprises a plurality of straightening rollers 16, the straightening rollers 16 are rotatably arranged on the top surface of the slide rod 23, by arranging the straightening rollers 16 on the above-mentioned guide limiting structure, the device has the characteristics of guide limiting, avoiding cable deviation and reducing error for convenient adjustment.

[0042] It can be understood that the utility model is described through some embodiments, and those skilled in the art know that various changes or equivalent replacements can be made to these features and embodiments without departing from the spirit and range of the utility model.In addition, under the guidance of the utility model, these features and embodiments can be modified to adapt to specific conditions and materials without departing from the spirit and range of the utility model.Therefore, the utility model is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application belong to the range protected by the utility model.

Claims

1. A guide limiting structure, characterized by, The utility model provides a kind of straightening device, including Support box (10), the inside rotation of the support box (10) is provided with conveying roller (25); Guide assembly, the guide assembly is movably arranged on support box (10), the guide assembly includes worm (21), support (22), worm wheel (26), guide gear (27), rack (28), guide wire secondary roller (30) and guide wire main roller (31), the top surface of the guide gear (27) is fixedly arranged on worm wheel (26), the worm (21) and worm wheel (26) are rotatably arranged in support box (10), the rack (28), guide wire secondary roller (30) and guide wire main roller (31) are provided with two, the top surface of two rack (28) is fixedly connected support (22), the rack (28) is slidably arranged in support box (10), two support (22) are rotatably arranged one guide wire secondary roller (30) and guide wire main roller (31) in respectively; Limiting assembly, the limiting assembly is movably arranged in support box (10), the limiting assembly includes bidirectional screw rod (17), sliding frame (18) and slide bar (23), the bidirectional screw rod (17) is rotatably arranged in support box (10), the sliding frame (18) is movably arranged between support box (10) and bidirectional screw rod (17), the sliding frame (18) is provided with two, the slide bar (23) is fixedly arranged on sliding frame (18).

2. The guiding and limiting structure according to claim 1, characterized in that The side of the support box (10) is fixedly provided with a motor (11), one end of the curved surface of the bidirectional screw rod (17) is fixedly provided with a main gear (19), one end of the curved surface of the worm (21) is fixedly provided with a from gear (20), the main gear (19) is in transmission engagement with the from gear (20), and the output end of the motor (11) is connected to one end of the bidirectional screw rod (17).

3. The guiding and limiting structure according to claim 2, characterized in that The sliding frame (18) is L-shaped structure, the top surface of the support box (10) is symmetrically provided with a limiting sliding groove (14), the sliding frame (18) slides between the limiting sliding groove (14) and the inner wall surface of the support box (10), the two sliding frames (18) are threadedly arranged at the two ends of the bidirectional screw rod (17), and the top surface of one end of the sliding frame (18) close to the limiting sliding groove (14) is rotatably provided with a limiting clamp roller (15).

4. The guiding and limiting structure according to claim 3, characterized in that The top surface of the sliding frame (18) away from the bidirectional screw rod (17) is arrayed with a plurality of slide bars (23), and the top surface of the support box (10) is symmetrically arrayed with a plurality of straightening sliding grooves (12), and the slide bar (23) slides in the straightening sliding groove (12).

5. The guiding and limiting structure according to claim 4, characterized in that The top surface of the support box (10) is provided with a center groove (24), the conveying roller (25) is rotatably arranged in the center groove (24), the top surface of the support box (10) is provided with two guide sliding grooves (13), and the two guide sliding grooves (13) are symmetrically arranged at an oblique angle with the center groove (24) as the center, the guide sliding groove (13) is slidably provided with a sliding block (29).

6. The guiding and limiting structure according to claim 5, characterized in that The worm (21) is in transmission engagement with the worm gear (26), the top surface of one end of the rack (28) is fixedly provided with the sliding block (29), the top surface of the two sliding blocks (29) is respectively fixedly connected with a support (22), the two supports (22) and the two racks (28) are symmetrically arranged at an inclined angle with the center slot (24) as the center, the two racks (28) are in transmission engagement with the same guide gear (27), the support (22) is composed of a sliding plate, two triangular blocks and a C-shaped square frame, the wire main roller (31) is rotatably arranged on the C-shaped square frame, the wire secondary roller (30) is rotatably arranged on the inclined surface of one of the triangular blocks, the wire secondary roller (30) and the wire main roller (31) are both arranged at an inclination, and the C-shaped square frame is fixedly arranged on the inclined surface of the other triangular block.

7. A cable production straightening device comprising a straightening roller (16), characterized in that The straightening roller (16) is arranged on the guide limiting structure in any one of claims 1-6, a plurality of straightening rollers (16) are arranged, and the straightening roller (16) is rotatably arranged on the top surface of the sliding rod (23).

Images