CN211604801U

CN211604801U - Stranding machine

Info

Publication number: CN211604801U
Application number: CN202020683275.0U
Authority: CN
Inventors: 张勇为; 孙彦伟
Original assignee: 3q Wire & Cable Co ltd
Current assignee: 3q Wire & Cable Co ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2020-09-29
Anticipated expiration: 2030-04-29

Abstract

A stranding machine. The method is characterized in that: two ends of the twisting bow are connected with first driving components for driving the twisting bow to rotate; the take-up mechanism further comprises a second driving assembly driving the take-up reel to rotate; the traction mechanism comprises a traction device which is rotatably arranged on the wire collecting frame and a third driving component which drives the traction device to rotate. Its advantage lies in that drive mechanism is driven by third drive assembly, and the hank bow is driven by first drive assembly, draws and drives by independent power supply separately when acting with the stranded conductor, when needs are adjusted the hank pitch, only need correspond adjust third drive assembly and first drive assembly alright realize the adjustment of traction speed and stranded conductor speed, convenient operation not only, labour saving and time saving reduces manufacturing cost, improves production efficiency, but also adjustable range is wide, satisfies the demand in present rapid, diversified market.

Description

Stranding machine

Technical Field

The utility model relates to a wire and cable processing equipment, concretely relates to stranding machine.

Background

The stranding machine is a stranding mechanical device which can be widely applied to various soft/hard conductor wires, so that a plurality of single conductors are twisted into one strand to meet the process requirements of wires. 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, a disc stranding machine, and the like according to a stranding method.

The stranding machine among the prior art pulls and adopts same drive power supply with the stranded conductor, when needs change the lay length, then needs the artifical corresponding lay length gear train of change, and the speed that changes and pull and the stranded conductor is poor, and not only the change process is complicated, and the operation is complicated, needs many people hand cooperation moreover, wastes time and energy, has increased manufacturing cost, influences production efficiency.

For example, in the automatic high-speed wire twisting machine disclosed in chinese invention patent (CN 104376931B), only the belt pulleys with the corresponding number of teeth in A, B, C, D sets of belt pulleys need to be selected according to the required lay length for matching, although the lay length adjustment mode is optimized, the adjustment range is limited to the specified range such as A, B, C, D, the application range is small, and the requirements of the current rapid and diversified market cannot be met.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of background art, the utility model provides a stranding machine.

The utility model discloses the technical scheme who adopts: a wire twisting machine comprises a rack, a twisting bow and a take-up frame, wherein a working cavity is formed in the rack, the twisting bow and the take-up frame are arranged in the working cavity of the rack, two ends of the twisting bow are rotatably arranged on the rack, the take-up frame is arranged on the inner side of the twisting bow, a take-up mechanism, a traction mechanism and a wire arranging mechanism are arranged on the take-up frame, the take-up mechanism comprises a take-up reel, the take-up reel is detachably arranged on the take-up frame, and a lifting mechanism for disassembling and assembling the take-up reel is arranged below the take-up; two ends of the twisting bow are connected with first driving components for driving the twisting bow to rotate; the take-up mechanism further comprises a second driving assembly driving the take-up reel to rotate; the traction mechanism comprises a traction wheel which is rotatably arranged on the wire collecting frame and a third driving component which drives the traction wheel to rotate.

The first driving assembly comprises a first transmission shaft and a first servo motor, the first transmission shaft is horizontally arranged and rotatably mounted on the rack, the first transmission shaft is in transmission connection with two ends of the winch bow, and the first servo motor is in driving connection with the first transmission shaft.

The take-up stand is provided with two mounting side plates for mounting the take-up reel, the two mounting side plates are correspondingly provided with clamping shafts capable of clamping the take-up reel, the outer side wall of one mounting side plate is integrally formed with a supporting plate, the second driving assembly comprises a second servo motor, and the second servo motor is mounted on the supporting plate and is connected with one of the clamping shafts through belt transmission driving.

The traction mechanism comprises a driving traction wheel, a driven traction wheel and a guide wheel which are installed on the front side of the take-up frame, wherein a plurality of lead grooves are formed outside the driving traction wheel and the driven traction wheel, the driving traction wheel and the driven traction wheel are in linkage cooperation through chain transmission, the third driving assembly comprises a third servo motor, and the third servo motor is installed on the rear side of the take-up frame and is in driving connection with the driving traction wheel.

The wire arranging mechanism is arranged on the wire collecting frame and is positioned above the wire collecting disc; the wire arranging mechanism comprises a supporting seat, a first screw rod, a first guide rail, a sliding block, a wire arranging wheel and a fourth servo motor; the supporting seats are provided with two supporting seats which are arranged in a bilateral symmetry mode, the first screw rod is supported between the two supporting seats through the first guide rail, the sliding block is arranged on the first guide rail in a sliding mode and in threaded fit with the first screw rod, the wire arrangement wheel is arranged on the sliding block, the fourth servo motor is arranged on the take-up frame and is in driving connection with the first screw rod, and the take-up frame is further provided with a positioning induction assembly which is used for inducing the position of the sliding block to control the forward rotation and the reverse rotation of the fourth servo motor.

The lifting mechanism comprises a lifting platform, a lifting driving assembly for driving the lifting platform to move up and down, an operating switch for controlling the lifting driving assembly, and a winch bow position sensing assembly for enabling the operating switch not to be electrified when the winch bow is lower than the wire collecting frame.

The lifting driving assembly comprises a second screw, a second guide rail, a fifth servo motor and a second transmission shaft, the second screw and the second guide rail are both provided with two sets and are longitudinally arranged on two sides of the rack, two ends of the lifting platform are in sliding fit with the second guide rail and in threaded fit with the second screw, the second transmission shaft is horizontally arranged and can be rotatably arranged on the rack, the second transmission shaft is in transmission fit with the two sets of second screw, and the fifth servo motor is in driving connection with the second transmission shaft.

The twisting bow position sensing assembly adopts an ultrasonic sensor which is arranged on the side wall of the rack and is positioned on one side of the rotary connection part of the twisting bow and the rack.

The utility model has the advantages that: scheme more than adopting, drive mechanism is driven by third drive assembly, and the hank bow is driven by first drive assembly, pulls and drives by independent power supply separately when acting with the stranded conductor, when needs adjust the hank pitch, only need correspond adjust third drive assembly and first drive assembly alright realize the adjustment of traction speed and stranded conductor speed, convenient operation not only, labour saving and time saving reduces manufacturing cost, improves production efficiency, but also adjustable range is wide, satisfies the demand in present rapid, diversified market.

Drawings

Fig. 1 is a schematic structural diagram 1 of a strander according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram 2 (with a part of the structure omitted) of the side view direction of the stranding machine according to the embodiment of the present invention.

Fig. 3 is a schematic structural view of the stranding machine according to the present invention when the operation switch is powered on.

Fig. 4 is a schematic structural diagram of the stranding machine according to the present invention when the operation switch is not powered.

Detailed Description

The embodiments of the present invention will be further explained with reference to the accompanying drawings:

as shown in fig. 1-2, a wire twisting machine comprises a frame 1, a twisting bow 2, a take-up stand 3, a take-up mechanism 4, a traction mechanism 5, a wire arranging mechanism 6 and a lifting mechanism 7.

The frame 1 is formed with a working chamber 11, an openable door is usually arranged at the front side of the working chamber 11, and the winch bow 2 and the take-up stand 3 are both arranged in the working chamber 11 of the frame 1 to ensure the safety and reliability during working.

The two ends of the twisting bow 2 are rotatably arranged on the rack 1 and are connected with a first driving assembly for driving the twisting bow to rotate, the twisting bow 2 is uniformly provided with guide rings along the inner side edge, a plurality of strands of single wires stretch into the twisting bow from one side and respectively penetrate to the other side along the guide rings to be led out, and the twisting bow 2 rotates to realize mutual twisting among the single wires.

The first driving assembly comprises a first transmission shaft 22 and a first servo motor 23, the first transmission shaft 22 is horizontally arranged and rotatably mounted on the rack 1, the first transmission shaft 22 is in transmission connection with two ends of the winch bow 2, and the first servo motor 23 is in driving connection with the first transmission shaft 22. When the winch works, the first servo motor 23 can drive the first transmission shaft 22 to rotate, the first transmission shaft 22 simultaneously acts on two ends of the winch bow 2 through belt transmission to drive the winch bow 2 to rotate, so that the stress is balanced, and the action is stable, reliable and easy to control.

The winding frame 3 is arranged on the inner side of the twisting bow 2, the twisting bow 2 can rotate around the winding frame 3, and the traction mechanism 5, the wire arranging mechanism 6 and the winding mechanism 4 are sequentially arranged on the winding frame 3.

The traction mechanism 5 comprises a driving traction wheel 51, a driven traction wheel 52 and a guide wheel 53 which are arranged on the front side of the take-up frame 3, a plurality of lead grooves are formed outside the driving traction wheel 51 and the driven traction wheel 52, the driving traction wheel 51 is in linkage fit with the driven traction wheel 52 through chain transmission, the third driving component comprises a third servo motor 54, and the third servo motor 54 is arranged on the rear side of the take-up frame 3 and is in driving connection with the driving traction wheel 51. During operation, third servo motor 54 can drive initiative traction wheel 51 rotatory, initiative traction wheel 51 drives driven traction wheel 52 synchronous revolution through chain drive, the stranded single line passes through behind the 2 transposition of hank bow, loop through guide wheel 53, driven traction wheel 52, initiative traction wheel 51 pulls the back, receive the line by admission machine 4 through winding displacement mechanism 6, initiative traction wheel 51 all initiatively rotates with driven traction wheel 52, and it has multichannel lead wire groove to become outside initiative traction wheel 51 and driven traction wheel 52, make traction mechanism 5 have sufficient traction force and pull, it is reliable and stable to pull job.

Meanwhile, the traction mechanism 5 is driven by the third driving component, the twisting bow 2 is driven by the first driving component, the traction and twisting actions are driven by respective independent power sources, when the twisting distance needs to be adjusted, the adjustment of the traction speed and the twisting speed can be realized only by correspondingly adjusting the third driving component and the first driving component, the operation is convenient, the time and the labor are saved, the production cost is reduced, the production efficiency is improved, the adjustable range is wide, and the requirements of the current rapid and diversified markets are met.

The take-up mechanism 4 comprises a take-up reel 41, two mounting side plates 31 for mounting the take-up reel 41 are formed on the take-up stand 3, clamping shafts 42 capable of clamping the take-up reel 41 are correspondingly formed on the two mounting side plates 31, a supporting plate 32 is integrally formed on the outer side wall of one of the mounting side plates 31, a second servo motor 43 is arranged on the supporting plate 32, and the second servo motor 43 is connected with one of the clamping shafts 42 through belt transmission driving. During operation, the second servo motor 43 drives the take-up reel 41 to rotate, and the take-up reel is adapted to the traction speed, so that the active take-up function is realized.

The wire arranging mechanism 6 is arranged on the take-up stand 3 and is positioned above the take-up reel 41; the wire arranging mechanism 6 comprises a supporting seat 61, a first screw 62, a first guide rail 63, a sliding block 64, a wire arranging wheel 65 and a fourth servo motor 66; the two support seats 61 are arranged symmetrically left and right, the first screw 62 and the first guide rail 63 are supported between the two support seats 61, the slide block 64 is arranged on the first guide rail 63 in a sliding manner and is in threaded fit with the first screw 62, the wire arranging wheel 65 is arranged on the slide block 64, the fourth servo motor 66 is arranged on the wire collecting frame 3 and is connected with the first screw 62 in a driving manner, the fourth servo motor 66 drives the first screw 62 to rotate so as to drive the slide block 64 to slide along the first guide rail 63, the slide block 64 drives the wire arranging wheel 65 to move synchronously, wherein the wire collecting frame 3 is further provided with a positioning induction component 67 for inducing the position of the slide block 64 to control the forward and reverse rotation of the fourth servo motor 66, the positioning induction component 67 can be an ultrasonic inductor corresponding to the two ends of the first guide rail 63, when the slide block 64 runs to the end part of the first guide rail 63, the ultrasonic inductor can obtain a signal reflection, thereby controlling the fourth servo motor 66 to rotate reversely, thereby achieving the linear reciprocating motion of the slider 64 along the first guide rail 63.

The winding displacement mechanism 6 is located between the traction mechanism 5 and the take-up mechanism 4, after the cable is drawn by the traction mechanism, the winding displacement wheel 65 passing through the winding displacement mechanism 6 winds the take-up reel 41, and in the winding process, the winding displacement wheel 65 can continuously perform linear reciprocating motion, so that the cable is driven to orderly wind the take-up reel 41, and the winding is ensured to be uniform.

The lifting mechanism 7 comprises a lifting platform 71 and a lifting driving assembly 72 for driving the lifting platform 71 to move up and down, the lifting driving assembly 72 comprises a second screw 721, a second guide rail 722, a fifth servo motor 723 and a second transmission shaft 724, the second screw 721 and the second guide rail 722 are both provided with two groups and are longitudinally arranged on two sides of the rack 1, two ends of the lifting platform 71 are in sliding fit with the second guide rail 722 and are in threaded fit with the second screw 721, the second transmission shaft 724 is horizontally arranged and rotatably arranged on the rack 1, the second transmission shaft 724 is in transmission fit with the two groups of second screws 721, and the fifth servo motor 723 is in driving connection with the second transmission shaft 724.

When the take-up reel 41 is fully wound, a new take-up reel needs to be detached and reinstalled, but the weight of the wound take-up reel is large, so that when the take-up reel needs to be detached, the fifth servo motor 723 is started to drive the two groups of second screws 721 to synchronously rotate, the second screws 721 drive the lifting platform 71 to ascend along the second guide rail 722 and support the take-up reel, after the take-up reel is detached, the fifth servo motor 723 is started to drive the two groups of second screws 721 to reversely rotate, and the second screws 721 drive the lifting platform 71 to descend along the second guide rail 722, so that the take-up reel is easily and reliably detached.

The lifting mechanism 7 further comprises an operating switch 73 for controlling the lifting driving assembly 72, the operating switch is arranged on the side wall of the frame, and the lifting action of the lifting platform 71 is realized by pressing the operating switch 73 to control the forward and reverse rotation actions of the fifth servo motor 723.

Further, still be provided with a hank bow position sensing assembly 74, this hank bow position sensing assembly 74 is used for the position state of response hank bow, and when hank bow 2 was less than take-up stand 3, this hank bow position sensing assembly 74 can send the signal and makes operating switch 73 not electrified to unable operating switch 73 operates, avoid lift platform 71 rise in-process and hank bow 2 contact and cause the damage of receiving the pressure of hank bow 2, improve the security of product use.

As shown in fig. 3-4, the winch bow position sensing assembly 74 may be an ultrasonic sensor, which is installed on the sidewall of the frame 1 and located at one side of the rotational connection between the winch bow 2 and the frame 1, as shown in fig. 3, when the winch bow 2 is in the horizontal position, the ultrasonic sensor can sense a reflected signal, so as to obtain a signal that the winch bow 2 is in the safe position, and then send a signal to power the operation switch 73 for use, as shown in fig. 4, when the winch bow 2 is in the non-horizontal position, the ultrasonic sensor cannot sense the reflected signal, so as to not obtain a signal that the winch bow 2 is in the safe position, and then send a signal to power the operation switch 73 for use, so as to ensure the safety of the winch bow 2.

In addition, the winch bow position sensing assembly 74 may further employ a hall sensor to obtain the rotation angle of the winch bow 2, and only when the winch bow 2 is in the safety position, the hall sensor sends a signal to power the operation switch 73 for use, otherwise, the hall sensor sends a signal to power the operation switch 73 for use.

Of course, there are many ways to implement the function of the winch position sensing assembly 74, such as a contact switch, and the like, which will not be described herein.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

The skilled person should understand that: although the present invention has been described in accordance with the above embodiments, the inventive concept is not limited to this embodiment, and any modification of the inventive concept will be included in the scope of the patent claims.

Claims

1. A wire twisting machine comprises a rack (1), a twisting bow (2) and a wire winding frame (3), wherein a working cavity (11) is formed in the rack (1), the twisting bow (2) and the wire winding frame (3) are arranged in the working cavity (11) of the rack (1), two ends of the twisting bow (2) are rotatably arranged on the rack (1), the wire winding frame (3) is arranged on the inner side of the twisting bow (2), a wire winding mechanism (4), a traction mechanism (5) and a wire arrangement mechanism (6) are arranged on the wire winding frame (3), the wire winding mechanism (4) comprises a wire winding disc (41), the wire winding disc (41) is detachably arranged on the wire winding frame (3), and a lifting mechanism (7) for disassembling and assembling the wire winding disc (41) is arranged below the wire winding frame (3);

the method is characterized in that: two ends of the twisting bow (2) are connected with a first driving component for driving the twisting bow to rotate; the take-up mechanism (4) further comprises a second driving assembly driving the take-up reel (41) to rotate; the traction mechanism (5) comprises a traction wheel which is rotatably arranged on the take-up frame (3) and a third driving component which drives the traction wheel to rotate.

2. The wire twisting machine of claim 1 wherein: the first driving assembly comprises a first transmission shaft (22) and a first servo motor (23), the first transmission shaft (22) is horizontally arranged and rotatably mounted on the rack (1), the first transmission shaft (22) is in transmission connection with two end belts of the winch bow (2), and the first servo motor (23) is in driving connection with the first transmission shaft (22).

3. The wire twisting machine of claim 1 wherein: the take-up stand (3) is provided with two mounting side plates (31) for mounting the take-up reel (41), the two mounting side plates (31) are correspondingly provided with clamping shafts (42) capable of clamping the take-up reel (41), the outer side wall of one mounting side plate (31) is integrally formed with a support plate (32), the second driving component comprises a second servo motor (43), and the second servo motor (43) is mounted on the support plate (32) and is connected with one of the clamping shafts (42) through belt transmission driving.

4. The wire twisting machine of claim 1 wherein: traction mechanism (5) are including installing initiative traction wheel (51), driven traction wheel (52), leading wheel (53) at take-up frame (3) front side, initiative traction wheel (51) and driven traction wheel (52) appearance form has multichannel lead wire groove, just through chain drive linkage cooperation between initiative traction wheel (51) and driven traction wheel (52), third drive assembly includes third servo motor (54), just third servo motor (54) are installed at the rear side of take-up frame (3) and drive connection initiative traction wheel (51).

5. The wire twisting machine of claim 1 wherein: the wire arranging mechanism (6) is arranged on the wire collecting frame (3) and is positioned above the wire collecting disc (41); the wire arranging mechanism (6) comprises a supporting seat (61), a first screw rod (62), a first guide rail (63), a sliding block (64), a wire arranging wheel (65) and a fourth servo motor (66);

support seat (61) are equipped with two and bilateral symmetry sets up, first screw rod (62) and first guide rail (63) support between two support seats (61), slider (64) slide set up on first guide rail (63) and with first screw rod (62) screw-thread fit, volleyball wheel (65) set up on slider (64), fourth servo motor (66) are installed on take-up stand (3) and drive connection first screw rod (62), still be equipped with on take-up stand (3) and be used for responding to slider (64) position in order to control the location response subassembly (67) that fourth servo motor (66) are just reversing.

6. The wire twisting machine of claim 1 wherein: the lifting mechanism (7) comprises a lifting platform (71), a lifting driving assembly (72) driving the lifting platform (71) to move up and down, an operating switch (73) used for controlling the lifting driving assembly (72), and a winch bow position sensing assembly (74) capable of enabling the operating switch (73) not to be powered when the winch bow (2) is lower than the take-up stand (3).

7. The wire twisting machine of claim 6 wherein: the lifting driving assembly (72) comprises a second screw (721), a second guide rail (722), a fifth servo motor (723) and a second transmission shaft (724), the second screw (721) and the second guide rail (722) are both provided with two groups and are longitudinally arranged on two sides of the rack (1), two ends of the lifting platform (71) are in sliding fit with the second guide rail (722) and are in threaded fit with the second screw (721), the second transmission shaft (724) is horizontally arranged and rotatably arranged on the rack (1), the second transmission shaft (724) is in transmission fit with the two groups of second screws (721), and the fifth servo motor (723) is in driving connection with the second transmission shaft (724).

8. A wire twisting machine according to claim 6, characterized in that: the winch bow position sensing assembly (74) adopts an ultrasonic sensor, and the ultrasonic sensor is installed on the side wall of the rack (1) and is positioned on one side of the rotary connection position of the winch bow (2) and the rack (1).