CN212342363U

CN212342363U - Cable stranding machine

Info

Publication number: CN212342363U
Application number: CN202021335171.7U
Authority: CN
Inventors: 任启刚; 刘文木; 夏风庆; 张敏; 杨冠杰
Original assignee: Qingdao Chuangu Electronics Co ltd
Current assignee: Qingdao Chuangu Electronics Co ltd
Priority date: 2020-07-09
Filing date: 2020-07-09
Publication date: 2021-01-12
Anticipated expiration: 2030-07-09

Abstract

The utility model belongs to the technical field of cable shaping, concretely relates to cable stranding machine, which comprises a base, a double-shaft asynchronous motor and a bobbin, wherein the base is sequentially provided with a mounting plate, a tensioning plate, a positioning plate, an oil net and a stranding device, and the mounting plate is uniformly provided with a plurality of wire wheels; the tensioning plate is provided with tensioning wheels, and each tensioning wheel is provided with a pressure sensor for monitoring pressure; the positioning plate is provided with a concave wheel, the single thin wire sequentially passes through the tensioning wheel and the concave wheel and penetrates through the oil net to enter the stranding device, a wire inlet of the stranding device is in a horn shape, and a plurality of shifting plates for driving the single thin wire to rotate are uniformly and fixedly arranged in the wire inlet; according to the scheme, the pressure sensing device is arranged, so that the disconnection condition can be timely and effectively reflected; through the tensioning mechanism and the oily structure of mistake that set up, make single cable keep the tight state, reach better stranded conductor effect, fall to minimum with the friction loss simultaneously, avoid the cable to break because of the stranded conductor friction takes place, guarantee product quality.

Description

Cable stranding machine

Technical Field

The utility model belongs to the technical field of the cable shaping, concretely relates to cable stranding machine.

Background

The stranding machine is a stranding mechanical device widely applied to various soft and hard conductor wires, and can collect and twist a plurality of single wires into one strand to meet the process requirements of the wire. The stranding machine can be generally classified into a single stranding machine, a pair stranding machine, a high-speed stranding machine, a back stranding machine, a cage stranding machine, a frame stranding machine, a tubular stranding machine, and a disc stranding machine according to a stranding method. In the cable manufacturing process, for guaranteeing the stranding force, the cable in the stranding process is in a tight state, the tightness of the cable needs to be accurately controlled, the tightness is not enough, the cable stranded wire is loose, the tightness is too high, the wire breakage can be caused, and the quality of a final product is influenced. At present, most manufacturers manually adjust the cables and observe the disconnection state of the cables through human eyes, and the problems of limited adjustment precision, untimely adjustment and the like exist in manual adjustment, so that time and labor are wasted, and the effect is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art and provides a cable stranding machine, which can reduce manpower and effectively feed back the broken wire condition in time by arranging an automatic monitoring mechanism; this cable stranding machine still is provided with straining device and oily device, both can make the single fine rule of stranded conductor in-process keep the state of tautness, reach better stranded conductor effect, have simultaneously can avoid the cable to break off because of the stranded conductor friction takes place, makes the friction loss of whole stranded conductor in-process fall to minimumly, improves product quality.

The technical scheme of the utility model is that:

a cable stranding machine comprises a base, a double-shaft asynchronous motor and a bobbin, wherein a side plate is vertically arranged at one end of the base, a mounting plate is fixedly arranged on the side plate, and a plurality of wire wheels wound with single thin wires are uniformly distributed on the mounting plate; the base is also sequentially provided with a tensioning plate, a positioning plate, an oil net and a wire stranding device, and the tensioning plate is arranged between the mounting plate and the positioning plate; the tensioning plate is provided with tensioning wheels which correspond to the positions of the wire wheels in height one by one, and each tensioning wheel is provided with a pressure sensor for monitoring pressure; the single fine wire is vertically arranged between the positioning plate and the wire twisting device, passes through the tensioning wheel and the concave wheel in sequence and passes through the oil net to enter the wire twisting device, a wire inlet of the wire twisting device is in a horn shape, and a plurality of shifting plates for driving the single fine wire to rotate are uniformly and fixedly arranged in the wire inlet; a first roller is arranged between the wire outlet of the wire twisting device and the winding drum; the double-shaft asynchronous motor is installed between the wire twisting device and the winding reel.

Further, a fixed bearing and a fluted disc are fixedly arranged outside the wire twisting device; the fixed bearing comprises an inner ring and an outer ring, the inner ring is fixedly sleeved on the wire twisting device, and the outer ring is connected with a fixed rod and fixed on the base through the fixed rod.

Furthermore, a pinion which is meshed with the fluted disc to rotate is arranged at one end of the double-shaft asynchronous motor, a first bevel gear is arranged at the other end of the double-shaft asynchronous motor, and the first bevel gear is meshed with a second bevel gear arranged on the winding reel to rotate.

Furthermore, the lower end of the tensioning plate is connected with a positioning sliding block and is arranged on the base through the positioning sliding block.

Furthermore, the height of the first roller is consistent with that of a wire outlet of the wire twisting device; the inner sleeve of the winding drum is provided with a second roller, and the second roller is fixed on the base through a fixing rod.

Furthermore, the inner parts of the wire inlet and the wire outlet are designed to be tapered with a wide front part and a narrow back part.

Further, an oil box is installed at the bottom of the oil net; an oil pipe used for conveying oil to the oil net is arranged in the oil box, one end of the oil pipe stretches into the oil box, and the other end of the oil pipe is connected with an oil pump.

Furthermore, the number of the wire wheel, the tensioning wheel, the concave wheel and the shifting plate is kept consistent.

The utility model has the advantages that:

(1) the utility model can monitor the twisting force of the wire twisting machine in the wire twisting process in real time by arranging the tensioning mechanism and the pressure sensor arranged on the tensioning mechanism, and can give an alarm in time by setting the rated value of the sensor, thereby finding out problems and preventing the influence on the finished product due to the breakage of the cable;

(2) through the arranged oil net, a plurality of single thin wires are lubricated and coated before entering the wire stranding device, so that abrasion caused by friction in the wire stranding process is effectively reduced;

(3) the utility model discloses a set up the take-up pulley, effectual carry out the tensioning action to single fine rule, make the stranded conductor operation in later stage can reach better effect to control the direction of cable through the spill wheel, prevent displacement and the landing of stranded conductor in-process cable.

Drawings

Fig. 1 is a schematic view of an overall structure of a cable stranding machine according to the present invention;

fig. 2 is a schematic view of a mounting plate structure of the cable stranding machine provided by the present invention;

fig. 3 is a schematic diagram of a tension plate structure of the cable stranding machine provided by the present invention;

fig. 4 is a schematic structural view of a positioning plate of the cable stranding machine provided by the present invention;

fig. 5 is a left side view of the wire twisting device of the cable wire twisting machine according to the present invention;

fig. 6 is a cross-sectional view of a wire twisting device of the cable wire twisting machine provided by the present invention;

in the figure, 1, a reel; 2. mounting a plate; 3. a tension plate; 4. a tension wheel; 5. a pressure sensor; 6. positioning a plate; 7. the concave theory; 8. an oil screen; 9. an oil pump; 10. an oil pipe; 11. a wire stranding device; 12. fixing the bearing; 13. a fluted disc; 14. dialing a plate; 15. a first drum; 16. a bobbin; 17. a second bevel gear; 18. a second drum; 19. a first bevel gear; 20. a double-shaft asynchronous motor; 21. a pinion gear; 22. an oil box; 23. a base; 24. and positioning the slide block.

Detailed Description

It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention; as used in this application, the terms "first," "second," and the like do not denote any order, quantity, or importance, but rather are used to distinguish one element from another.

The present invention will be further described with reference to the accompanying drawings and examples.

As shown in fig. 1 to 6, the utility model relates to a cable stranding machine, which comprises a base 23, a double-shaft asynchronous motor 20 and a bobbin 15, wherein one end of the base 23 is vertically provided with a side plate, a mounting plate 2 is fixedly arranged on the side plate, a plurality of wire wheels 1 wound with single thin wires are uniformly distributed on the mounting plate 2, and the single thin wires to be stranded are wound on the wire wheels 1; the base 23 is also sequentially provided with a tensioning plate 3, a positioning plate 6, an oil net 8 and a wire twisting device 11, wherein the tensioning plate 3 is arranged between the mounting plate 2 and the positioning plate 6, and is provided with tensioning wheels 4 which are in one-to-one correspondence with the positions and the heights of the wire wheels 1 and are used for applying tensioning force to single thin wires; each tension wheel 4 is provided with a pressure sensor 5 for monitoring pressure, the pressure sensors 5 can monitor the pressure condition on the tension wheels 4 in real time and give an alarm, an alarm value range is set for the pressure sensors 5, and when the pressure on the tension wheels 4 is lower than the lowest rated value or higher than the highest rated value, an alarm is given; the positioning plate 6 is provided with concave wheels 7 for preventing the single thin wire from sliding off, the concave wheels 7 correspond to the tensioning wheels 4 in position and height one by one, and the concave wheels 7 can wrap the single thin wire completely to limit the movement of the single thin wire and prevent the single thin wire from falling off in the wire stranding process; the oil net 8 is arranged at a position between the positioning plate 6 and the wire stranding device 11, and a single thin wire passes through the oil net 8 after sequentially passing through the tension wheel 4 and the concave wheel 7, so that the lubricating oil is lubricated and cooled, and the friction loss during wire stranding is reduced.

In the cable stranding machine, a single thin wire lubricated by the oil screen 8 enters the stranding device 11, the wire inlet of the stranding device 11 is horn-shaped, a plurality of pulling plates 14 are uniformly arranged in the stranding device, the pulling plates 14 are in contact with the single thin wire and drive the single thin wire to rotate along with the stranding device 11, and the single thin wires relatively rotate and are stranded into a cable; the wire outlet end of the wire stranding device 11 is designed to be a conical structure, so that the stranded cable can be further reinforced; a fluted disc 13 and a fixed bearing 12 are fixedly arranged outside the wire twisting device 11; the fixed bearing 12 comprises an inner ring and an outer ring, the inner ring is fixedly sleeved on the stranding device 11, the outer ring is connected with a fixed rod and is fixed on the base 23 through the fixed rod, and the stranding device 11 can axially rotate and does not displace. In addition, the inner parts of the wire inlet and the wire outlet are designed in a tapered shape with a wide front part and a narrow back part, the inlet of the wire inlet is wide, and the outlet is narrow; the position of the wire outlet connected with the wire inlet is wide, the position of the outlet of the wire outlet is narrow, and the conical design aims to better wind a single thin wire and enable the interior of the cable to be more compact.

In a specific embodiment, the lower end of the tensioning plate 3 is connected with a positioning slide block 24 and is arranged on the base 23 through the positioning slide block 24; the lower part of the tensioning plate 3 is connected with a positioning slide block 24 through a fixing rod, the tensioning plate 3 can move on the base 23 through the positioning slide block 24 and can be kept fixed at a certain point, and therefore the tension force applied by the tensioning wheel 4 to the single thin wire can be adjusted.

Furthermore, the formed cable is output from the wire twisting device 11, is turned by the first roller 15 and then is wound on the winding drum 16, so that the abrasion of the formed cable is reduced; a second roller 18 is further sleeved inside the bobbin 16, the second roller 18 is fixed on a base 23 through a fixing rod, the bobbin 16 is fixed, and the bobbin 16 can axially rotate around the second roller 18;

it should be noted that, a pinion 21 and a first bevel gear 19 are respectively mounted at two shaft ends of the double-shaft asynchronous motor 20, wherein the pinion 21 is engaged with a fluted disc 13 mounted on the wire twisting device 11, and the wire twisting device 11 is driven to rotate by the engagement of the pinion 21 and the fluted disc 13; the first bevel gear 19 is engaged with the second bevel gear 17 provided on the bobbin 16, and the bobbin 16 is driven to perform winding rotation by the engagement of the first bevel gear 19 and the second bevel gear 17.

In a specific embodiment, the bottom of the oil screen 8 is provided with an oil box 22; an oil pipe 10 for conveying oil to the oil net 8 is arranged in the oil box 22, one end of the oil pipe 10 extends into the oil box 22, and the other end of the oil pipe 10 is installed at the top of the oil net 8 and is connected with an oil pump 9; the oil in the oil box 22 is sent into the oil net 8 through the oil pipe 10 by the oil pump 9.

It is understood that the numbers of the pulley 1, the tension pulley 4, the concave pulley 7 and the shifting plate 14 provided in the present embodiment are all kept consistent, and the positional relationship and the height of the pulley 1, the tension pulley 4 and the concave pulley 7 are all corresponding to each other.

The design scheme has the advantages that by arranging the tensioning mechanism and the pressure sensor arranged on the tensioning mechanism, the stranded wire force condition of the stranding machine in the stranding process can be monitored in real time, and by arranging the rated value of the pressure sensor, problems can be found in time according to the change of the pressure value, an alarm is given, and the influence on the quality of a finished product due to the breakage of a cable is prevented; through the arrangement of the oil screen, a plurality of single thin wires are lubricated and coated before entering the wire stranding device, so that the abrasion caused by friction in the wire stranding process can be effectively reduced; the utility model discloses still set up the take-up pulley, effectually carry out the tensioning effect to single fine rule, make the stranded conductor operation in later stage can reach better effect, control the direction of cable through the spill wheel simultaneously, prevent that the cable from taking place displacement and landing among the stranded conductor process.

The foregoing descriptions of specific embodiments of the present invention are presented for purposes of illustration and example. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims

1. A cable stranding machine comprises a base (23), a double-shaft asynchronous motor (20) and a bobbin (16), and is characterized in that one end of the base (23) is vertically provided with a side plate, a mounting plate (2) is fixedly arranged on the side plate, and a plurality of wire wheels (1) wound with single thin wires are uniformly distributed on the mounting plate (2); the base (23) is further sequentially provided with a tensioning plate (3), a positioning plate (6), an oil net (8) and a wire twisting device (11), and the tensioning plate (3) is arranged between the mounting plate (2) and the positioning plate (6); tensioning wheels (4) which correspond to the positions and heights of the wire wheels (1) one by one are mounted on the tensioning plate (3), and a pressure sensor (5) for monitoring pressure is arranged on each tensioning wheel (4); a concave wheel (7) for preventing a single thin wire from sliding down is mounted on the positioning plate (6), the oil screen (8) is vertically mounted between the positioning plate (6) and the wire twisting device (11), the single thin wire sequentially passes through the tension wheel (4) and the concave wheel (7) and penetrates through the oil screen (8) to enter the wire twisting device (11), a wire inlet of the wire twisting device (11) is horn-shaped, and a plurality of shifting plates (14) for driving the single thin wire to rotate are uniformly and fixedly arranged in the wire inlet; a first roller (15) is arranged between the wire outlet of the wire twisting device (11) and the winding drum (16); the double-shaft asynchronous motor (20) is installed between the wire twisting device (11) and the winding reel (16).

2. A cable stranding machine according to claim 1, characterised in that the external part of the stranding device (11) is fixedly provided with a fixed bearing (12) and a toothed disc (13); the fixed bearing (12) comprises an inner ring and an outer ring, the inner ring is fixedly sleeved on the wire twisting device (11), and the outer ring is connected with a fixed rod and fixed on the base (23) through the fixed rod.

3. A cable stranding machine according to claim 2, characterised in that the double-shaft asynchronous motor (20) is provided at one end with a pinion (21) which meshes with the toothed disc (13) for rotation and at the other end with a first bevel gear (19), the first bevel gear (19) meshing with a second bevel gear (17) provided on the bobbin (16) for rotation.

4. A cable stranding machine according to claim 1, characterised in that the lower end of the tensioning plate (3) is connected with a positioning slider (24) and is arranged on the base (23) by means of the positioning slider (24).

5. A cable stranding machine according to claim 1, characterised in that the height of the first drum (15) coincides with the height of the outlet of the stranding device (11); the inner part of the winding drum (16) is sleeved with a second roller (18), and the second roller (18) is fixed on the base (23) through a fixing rod.

6. A cable stranding machine according to claim 1 wherein the inlet and outlet are of tapered design with a wide front and a narrow back.

7. A cable stranding machine according to claim 1, characterised in that the bottom of the oil screen (8) is fitted with an oil box (22); an oil pipe (10) used for conveying oil to the oil net (8) is arranged in the oil box (22), one end of the oil pipe (10) stretches into the oil box (22), and the other end of the oil pipe is connected with an oil pump (9).

8. A cable stranding machine according to claim 1, characterised in that the number of reels (1), tensioning wheels (4), concave wheels (7) and dial plates (14) remains the same.