CN218909356U

CN218909356U - Permanent magnet cable paying-off machine

Info

Publication number: CN218909356U
Application number: CN202320075490.6U
Authority: CN
Inventors: 张伟; 郭龙平
Original assignee: Shenzhen Jiutong Technology Co ltd
Current assignee: Shenzhen Jiutong Technology Co ltd
Priority date: 2023-01-10
Filing date: 2023-01-10
Publication date: 2023-04-25
Anticipated expiration: 2033-01-10

Abstract

The utility model relates to a permanent magnet cable paying-off machine belongs to the cable processing manufacturing's field, and the main application is to keeping certain tension to the cable unwrapping wire, and it includes the installing support, set up in the permanent magnet fixed plate of installing support and set up in the brake subassembly of permanent magnet fixed plate, brake subassembly is including the unwrapping wire axle that is used for the fixed mounting drum and the permanent magnet brake that is used for controlling unwrapping wire axle rotational speed and torque, the permanent magnet brake is provided with the moment of torsion calibrated scale, thereby the moment of torsion scale of accessible regulation permanent magnet brake is in order to stably provide the braking moment of torsion of unwrapping wire axle, and then improved the rotational speed that limits the drum through spring control frictional force size in order to change the unstable problem of control that exists of drum tension.

Description

Permanent magnet cable paying-off machine

Technical Field

The application relates to the field of cable processing and manufacturing, in particular to a permanent magnet cable paying-off machine.

Background

The cable is an electric energy or signal transmission device and is commonly used in various fields of aviation, aerospace, warship, medical treatment and the like. In the process of processing and manufacturing the cable, the cable needs to be drawn by the power provided by the winding roller so as to pay off from the wire coil on the paying-off machine, the paying-off machine in the related technical means mainly adopts a friction braking mode and generally comprises a paying-off shaft for installing the wire coil and a friction brake coaxially and fixedly arranged with the paying-off shaft, wherein the friction brake is provided with an adjusting screw fixed on the paying-off shaft, an adjusting block in threaded fit with the adjusting screw and a spring arranged between the adjusting screw and the adjusting block in a butt manner, and the friction force of the friction plate on the wire coil is controlled by controlling the elasticity of the spring so as to limit the rotating speed and torque of the paying-off shaft and convert the rotating speed and torque into the tension of paying-off of the wire coil.

Aiming at the related technical means, the spring is not easy to control because of being made of elastic materials, and the too-high elasticity can cause too slow rotating speed of the wire coil to influence paying-off efficiency; too small elasticity can cause insufficient tension of the wire coil to affect operation of the subsequent working section. Therefore, the structure of controlling the friction force by the spring and then converting into the wire coil tension has the problem of unstable tension control.

Disclosure of Invention

In order to solve the problem that the operation of a follow-up working section is affected due to unstable wire coil paying-off tension control, the application provides a permanent magnet cable paying-off machine.

The application provides a permanent magnet cable paying out machine adopts following technical scheme.

The utility model provides a permanent magnet cable paying out machine, includes the installing support, set up in the permanent magnetism fixed plate of installing support and set up in the brake equipment of permanent magnetism fixed plate, brake equipment is including the unwrapping wire axle that is used for coaxial fixed drum and be used for controlling unwrapping wire axle rotational speed and torque's permanent magnetism stopper, unwrapping wire axle with the coaxial fixed setting of rotation axis of permanent magnetism stopper.

By adopting the technical scheme, the permanent magnet brake is adjustable constant torque output equipment, tension can be preset and accurately controlled, the tension is stable and reliable, and the structure is simple. The permanent magnetic brake is connected with the rotating shaft thereof through the magnetic pair and is provided with the torque dial, so that the braking torque of the wire releasing shaft can be stably provided by adjusting the torque scale of the permanent magnetic brake, the wire coil is fixedly arranged on the wire releasing shaft, the rotating speed and the torque of the wire releasing shaft are controlled by controlling the torque of the permanent magnetic brake, and the problem of unstable control of the wire coil tension caused by controlling the friction force through the spring is solved.

Optionally, the permanent magnetism fixed plate both sides are integrative to extend and are provided with the forked tail slider, the installing support be provided with forked tail slider sliding fit's forked tail spout.

Through adopting above-mentioned technical scheme, thereby the setting of forked tail slider and forked tail spout makes permanent magnetism fixed plate and installing support slide the cooperation and is convenient for the dismantlement and the installation of permanent magnetism fixed plate, and then convenient integrated into one piece's brake subassembly's dismantlement and installation, and the brake subassembly is convenient to dismantle in order to maintain and clean.

Optionally, the installing support is provided with horizontal spacing portion and vertical joint portion, two the forked tail spout all set up in vertical joint portion is close to one side of permanent magnetism fixed plate, horizontal spacing portion is used for separating and spacing the forked tail slider is followed forked tail spout is slided down.

Through adopting above-mentioned technical scheme, setting up of horizontal spacing portion provides holding power for it after having installed the permanent magnetism fixed plate, has increased the load nature of permanent magnetism fixed plate to the installation steadiness of brake assembly has been improved.

Optionally, the permanent magnet fixing plate is provided with a pin limiting hole, and the vertical clamping part is provided with a fixing pin capable of being clamped in the pin limiting hole.

Through adopting above-mentioned technical scheme, the fixed pin passes the installing support and the joint is in the spacing hole of pin of permanent magnetism fixed plate to make the permanent magnetism fixed plate can not rock because of the clearance that slides, further improved brake assembly's installation steadiness.

Optionally, the pay-off shaft is close to the coaxial fixed spacing axle sleeve that is provided with in one side of installing support, spacing axle sleeve includes bar lock solid, bar lock solid symmetry has seted up the lock solid and has been used for wearing to establish the locking spout of screw fixed wire dish.

By adopting the technical scheme, the limiting shaft sleeve is convenient to install and fix the wire coil on the wire releasing shaft, so that the tension of the wire coil can be controlled by controlling the rotating speed and the torque of the wire releasing shaft; meanwhile, the locking sliding groove formed in the strip-shaped locking part can be matched with the installation positions of the wire coils with different diameters, so that the overall product compatibility is improved.

Optionally, the spacing axle sleeve is integrative to be provided with and is located being close to joint axle collar of installing support one side, joint axle intra-annular perisporium encircles the setting of pay off shaft periphery wall and wear to be equipped with the butt in the spacing butt of pay off shaft periphery wall.

Through adopting above-mentioned technical scheme, thereby through the position of spacing shaft sleeve of spacing butt adjustable regulation drum's position so that the spool of unreeling can adapt to the drum of installing different length, further improved holistic product compatibility.

Optionally, the strip lock solid portion is kept away from one side of installing support is provided with the drum butt board that is used for fixed drum, the strip lock solid portion is close to one side butt of installing support has the joint tip cone, the joint tip cone wear to establish and the chucking in strip lock solid portion reaches the drum butt board.

By adopting the technical scheme, the arrangement of the wire coil abutting plate improves the application flexibility of the whole machine, so that the paying-off shaft can be provided with a small-diameter wire coil which cannot be provided with the locking chute or a wire coil which is inconvenient to operate a tool to lock a screw through the locking chute, and the compatibility of products is further improved.

Optionally, the unwrapping wire axle is kept away from one side coaxial being provided with of spacing axle sleeve is used for the quick tapered end of tight drum of quick support, quick tapered end with be formed with between the spacing axle sleeve and be used for fixed and support the spacing space of panel.

Through adopting above-mentioned technical scheme, the setting of quick tapered end has increased the drum and has installed in the steadiness of unwrapping wire axle to make drum and unwrapping wire axle synchronous rotation and can not skid with unwrapping wire axle circumference, make things convenient for the tension of permanent magnetism stopper through unwrapping wire axle control drum unwrapping wire.

In summary, the present application includes at least one of the following beneficial technical effects:

1. has better tension control stability. The permanent magnetic brake of the brake assembly is connected with the rotating shaft thereof through a magnetic pair, the permanent magnetic brake is provided with a torque dial, the torque of the reel can be rapidly and accurately controlled by adjusting the dial of the permanent magnetic brake, and the control mode is simpler; the permanent magnetic brake has stable torque, is not influenced by slip and external factors, has no abrupt change from static torque to dynamic torque, can keep constant torque even when rotation is stopped, and has better tension control stability.

2. Has higher wire coil compatibility. Aiming at large-diameter wire reels, the wire reels can be locked by penetrating screws through locking sliding grooves, and the setting of the locking sliding grooves can be adapted to the installation positions of the wire reels with different large diameters; aiming at the small-diameter wire coil, the small-diameter wire coil can be installed by rapidly disassembling the wire coil abutting plate to install the wire coil and then penetrating the wire coil on the clamping tip cone; a limiting space for installing the fixed wire coil is arranged between the limiting shaft sleeve and the quick lock head, and the limiting shaft sleeve can adjust the position through the limiting supporting rod and the quick lock head can adjust the position through the locking ring, so that the limiting space is adapted to wire coils with different lengths, and the product compatibility is further improved.

Drawings

FIG. 1 is an isometric view of an overall structure of an embodiment of the present application;

FIG. 2 is a cross-sectional view of the overall structure of an embodiment of the present application;

fig. 3 is a schematic diagram of a limiting sleeve according to an embodiment of the present application.

Reference numerals illustrate:

100. a mounting bracket; 110. a vertical clamping part; 120. a horizontal limit part; 200. a chassis base; 210. a foot cup; 300. a permanent magnet fixing plate; 310. dovetail slide blocks; 320. fixing pins; 400. a brake assembly; 410. a permanent magnet brake; 420. a reel is released; 421. a limiting shaft sleeve; 422. a bar-shaped locking part; 423. a snap-on collar; 424. a quick lock; 425. wire coil abutting plates; 426. and (5) clamping the tip cone.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses a permanent magnet cable paying-off machine. Referring to fig. 1, a permanent magnet cable pay-off machine includes a mounting bracket 100, a permanent magnet fixing plate 300 slidably disposed on the mounting bracket 100, and a brake assembly 400 disposed on the permanent magnet fixing plate 300. The brake assembly 400 includes a permanent magnet brake 410 positioned at the left side of the permanent magnet fixing plate 300 and a pay-off shaft 420 positioned at the right side of the permanent magnet fixing plate 300 and fixedly arranged coaxially with the rotation shaft of the permanent magnet brake 410, and the permanent magnet brake 410 is coupled with the rotation shaft thereof through a magnetic pair.

The permanent magnet brake 410 is a constant torque output device, can preset and accurately control tension, has stable and reliable tension, simple structure, long service life and convenient installation and adjustment. The permanent magnet brake 410 is provided with a dial, and the torque of the pay-off shaft 420 can be quickly and accurately set through the dial without an additional controller and a detection system; the required torque can be adjusted repeatedly in the paying-off process, repeated starting and stopping are not needed, and the tension control efficiency is high; the permanent magnet brake 410 is not affected by slip, torque is not changed during speed change and is not affected by external factors, so that stable slip torque is provided, and tension control is more stable; the permanent magnet brake 410 has no abrupt change from static to dynamic tension, can provide constant tension during operation, can maintain tension during parking, can realize flexible starting, braking and overload protection, and has higher functionality and production efficiency.

Referring to fig. 1, a frame base 200 and a foot cup 210 disposed on the frame base 200 are disposed at the bottom of the mounting bracket 100, and the provision of the frame base 200 provides a counterweight for the permanent magnet cable pay-off machine in the embodiment of the present application to improve the stability of the brake assembly 400 when limiting the rotational speed of the wire coil to control the tension; at the same time, the provision of the foot cup 210 frees up space for a convenient forklift to extend into the bottom of the chassis base 200 to move the permanent magnet cable payoff machine herein.

Referring to fig. 1, the mounting bracket 100 is integrally in a U shape and is provided with a vertical clamping portion 110 and a horizontal limiting portion 120, dovetail grooves are formed in the inner side of the vertical clamping portion 110, and the permanent magnet fixing plate 300 is provided with dovetail sliding blocks 310 which are in sliding fit with the dovetail grooves, so that the mounting bracket 100 is in sliding fit with the permanent magnet fixing plate 300, the mounting and the dismounting of the brake assembly 400 which are formed integrally are convenient, and a space is conveniently vacated for dismounting the brake assembly 400 to realize the maintenance and the cleaning of the brake assembly 400. Fixing pins 320 are respectively arranged on two sides of the vertical clamping part 110 in a penetrating manner, and pin limiting holes for clamping the fixing pins 320 are formed in the side edges of the permanent magnet fixing plates 300, so that the stability of sliding installation of the permanent magnet fixing plates 300 is improved. The horizontal limiting part 120 provides a supporting force for the permanent magnet fixing plate 300 while the permanent magnet fixing plate 300 is blocked to drive the brake assembly 400 to slide vertically downwards.

Referring to fig. 1 and 2, a limiting shaft sleeve 421 is fixedly arranged at the left end of a pay-off shaft 420, the limiting shaft sleeve 421 is provided with a clamping collar 423 positioned at the left side and a bar-shaped locking part 422 positioned at the right side, and the bar-shaped locking part 422 is provided with a locking chute for a bolt to pass through so as to lock a wire coil on the right side of the limiting shaft sleeve 421, so that the limiting shaft sleeve 421 can be provided with wire coils with different diameters, and the overall product compatibility is improved. Referring to fig. 3, the clamping collar 423 is integrally hollow and annular and is circumferentially arranged on the peripheral wall of the pay-off shaft 420, and is provided with a limiting support rod in a penetrating manner, which is abutted against the peripheral wall of the pay-off shaft 420, so that the limiting shaft sleeve 421 is clamped and locked on the pay-off shaft 420 to fix the wire coil on the pay-off shaft 420, and then synchronous rotation of the wire coil and the pay-off shaft 420 is realized to facilitate tension control of the permanent magnet brake 410; the position of the limiting shaft sleeve 421 can be adjusted through the limiting support rod so that the paying-off shaft 420 is matched with wire reels with different lengths, and the overall product compatibility is further improved.

Referring to fig. 1 and 2, the right end of the pay-off shaft 420 is provided with a quick lock 424 in a clamping manner, and the quick lock 424 is abutted against the right end of the wire coil to form a limiting space for fixing the wire coil with the limiting shaft sleeve 421, so that the stability of the wire coil mounted on the pay-off shaft 420 is improved. Further, the quick lock 424 is a standard component for cable industry capable of being quickly assembled and disassembled along the shaft-shaped parts, and the quick lock 424 can be disassembled rightward along the axial direction of the pay-off shaft 420 by releasing the lock ring, so that the wire coil is conveniently sleeved into the pay-off shaft 420 along the right end of the pay-off shaft 420 in a penetrating manner; the quick lock 424 maximizes production efficiency while abutting against the coil to maintain stability of the coil.

Referring to fig. 1 and 2, further describing that a wire coil abutting plate 425 is detachably disposed on the right side of the bar-shaped locking portion 422, two clamping top cones 426 are symmetrically disposed on the bar-shaped locking portion 422 and the wire coil abutting plate 425 in a penetrating manner, and the left end of the clamping top cone 426 abuts against the bar-shaped locking portion 422, so that the clamping top cone 426 is conveniently clamped and extended into the bar-shaped locking portion 422 by taking the left end of the bar-shaped locking portion 422 as a limiting point; meanwhile, the right end of the clamping tip cone 426 is conical, so that the wire coil abutting plate 425 is convenient to install and detach.

Referring to fig. 1, an installation principle of a permanent magnet cable pay-off machine according to an embodiment of the present application is as follows: firstly, the brake assembly 400 is penetrated and fixed on the permanent magnet fixing plate 300, and then the permanent magnet fixing plate 300 is glidingly clamped on the mounting bracket 100 along a dovetail chute formed on the mounting bracket 100; when the lower end of the permanent magnet fixing plate 300 abuts against the horizontal limiting portion 120, two fixing pins 320 are inserted through the vertical clamping portion 110 and clamped in the pin limiting holes of the permanent magnet fixing plate 300, so that the brake assembly 400 is stably mounted. Then, for the large-diameter wire coil, the wire coil is penetrated and abutted to the right end of the strip-shaped locking part 422 at the right end of the paying-off shaft 420, fixed to the strip-shaped locking part 422 through a screw, and abutted to the quick lock 424 at the right end of the wire coil to stably fix the wire coil; to the drum of minor diameter, there is inconvenient problem that uses the instrument to wear to establish bar locking part 422 installation drum, consequently dismantle drum butt joint board 425 earlier and make its lock solid fixed line dish, increase the flexibility of application of complete machine, then utilize joint roof cone 426 with drum butt joint board 425 joint in spacing axle sleeve 421, with quick tapered end 424 butt in the right-hand member of minor diameter drum in order to increase the installation steadiness of drum at last.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way. Wherein like parts are designated by like reference numerals. It should be noted that the words "front", "back", "left", "right", "upper" and "lower" used in the above description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component. Therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a permanent magnet cable paying out machine, its characterized in that includes installing support (100), set up in permanent magnetism fixed plate (300) of installing support (100) and set up in brake subassembly (400) of permanent magnetism fixed plate (300), brake subassembly (400) are including being used for the unwrapping wire axle (420) of coaxial fixed drum and being used for control unwrapping wire axle (420) rotational speed and torque's permanent magnetism stopper (410), unwrapping wire axle (420) with the coaxial fixed setting of rotation axis of permanent magnetism stopper (410).

2. The permanent magnet cable paying-off machine according to claim 1, wherein dovetail sliding blocks (310) are integrally arranged on two sides of the permanent magnet fixing plate (300) in an extending mode, and the mounting bracket (100) is provided with dovetail sliding grooves in sliding fit with the dovetail sliding blocks (310).

3. The permanent magnet cable pay-off machine according to claim 2, wherein the mounting bracket (100) is provided with a horizontal limiting portion (120) and a vertical clamping portion (110), two dovetail sliding grooves are formed in one side, close to the permanent magnet fixing plate (300), of the vertical clamping portion (110), and the horizontal limiting portion (120) is used for blocking and limiting downward sliding of the dovetail sliding block (310) along the dovetail sliding grooves.

4. A permanent magnet cable pay-off machine according to claim 3, wherein the permanent magnet fixing plate (300) is provided with a pin limiting hole, and the vertical clamping portion (110) is provided with a fixing pin (320) capable of being clamped in the pin limiting hole in a penetrating manner.

5. The permanent magnet cable paying-off machine according to claim 1, wherein a limiting shaft sleeve (421) is coaxially and fixedly arranged on one side, close to the mounting bracket (100), of the paying-off shaft (420), the limiting shaft sleeve (421) comprises a strip-shaped locking part (422), and locking sliding grooves for penetrating a screw fixing wire coil are symmetrically formed in the strip-shaped locking part (422).

6. The permanent magnet cable paying-off machine according to claim 5, wherein the limiting shaft sleeve (421) is integrally provided with a clamping collar (423) located near one side of the mounting bracket (100), and an inner peripheral wall of the clamping collar (423) is arranged around an outer peripheral wall of the paying-off shaft (420) and is provided with a limiting supporting rod in a penetrating manner, wherein the limiting supporting rod abuts against the outer peripheral wall of the paying-off shaft (420).

7. The permanent magnet cable pay-off machine according to claim 5, wherein a wire coil abutting plate (425) for fixing a wire coil is arranged on one side, away from the mounting bracket (100), of the strip-shaped locking portion (422), a clamping tip cone (426) is abutted to one side, close to the mounting bracket (100), of the strip-shaped locking portion (422), and the clamping tip cone (426) penetrates through and is clamped to the strip-shaped locking portion (422) and the wire coil abutting plate (425).

8. The permanent magnet cable pay-off machine according to claim 5, wherein a quick lock (424) for quickly abutting against a wire coil is coaxially arranged on one side of the pay-off shaft (420) away from the limiting shaft sleeve (421), and a limiting space for fixing and abutting against the wire coil is formed between the quick lock (424) and the limiting shaft sleeve (421).