CN116081406A - Multi-specification cable winding and unwinding metering device - Google Patents

Abstract

The invention discloses a multi-specification cable winding and unwinding metering device which comprises a frame, wherein a roller is arranged on the frame, cable drums are fixed at two ends of the roller, a speed reducing motor is connected with a roller shaft, a cable guiding device is arranged on one side of the roller, the cable guiding device comprises a guiding sheave, and a shaft encoder is arranged on a wheel shaft of the guiding sheave. According to the invention, the motor drives the roller to rotate so as to realize the winding and unwinding of the cable, and the length of the cable winding and unwinding can be accurately measured through the shaft encoder arranged on the cable guide grooved pulley during the winding and unwinding of the cable, so that the cable is wound and unwound as required; the whole winding and unwinding device saves labor when used for winding and unwinding Cheng Shengshi, has high efficiency, and avoids bending and crossing of cables.

Description

A multi-standard cable winding and metering device

technical field

The invention belongs to the technical field of retracting and unwinding devices, and relates to a multi-standard cable reeling and measuring device.

Background technique

Due to the long length and high quality of the cable, the operation is difficult, time-consuming and labor-intensive, and the retraction efficiency is low. When winding the cable, there are often problems of bending the cable and kinking the cable, which causes the cable to mechanically damage the insulation and cannot be put into use later. Moreover, it is impossible to simultaneously measure the retractable length during the existing cable retractable and retractable process, and artificial estimation is usually used, which is very unfavorable for actual use.

Contents of the invention

The object of the present invention is to provide a multi-standard cable rolling and unwinding measuring device, which can accurately measure the unwinding and unwinding length of cables.

The technical scheme adopted in the present invention is that a multi-standard cable rolling and unwinding metering device includes a frame, a drum is arranged on the frame, a cable reel is fixed at both ends of the drum, a deceleration motor is connected to the drum shaft, and a cable is installed on one side of the drum. The guide device, the cable guide device includes a guide sheave, and a shaft encoder is arranged on the wheel shaft of the guide sheave.

The present invention is also characterized in that,

The motor drive device is fixed above the lifting frame, which can be applied to a variety of cable reels of different specifications. The motor lifting frame includes a frame body, and the frame body is fixedly connected with the motor fixed frame, deformable frame and bottom frame from top to bottom, and the geared motor is fixed. In the motor fixing frame, the deformation frame is provided with a screw a, and one end of the screw a is provided with a hand wheel a. When the screw a rotates, the deformation frame deforms and its height changes. The bottom frame is provided with a screw b, which is arranged at the bottom of the frame, and the screw A screw nut is arranged on b, and the screw nut is fixedly connected with the bottom frame, and one end of the screw b is provided with a hand wheel b, the screw b rotates, and the reduction motor approaches or moves away from the drum.

The deformation frame includes a support a fixed on the lower surface of the motor fixed frame and a support b fixed on the upper surface of the chassis. The support a is hinged with a symmetrically distributed connecting rod a and connecting rod b. The connecting rod a and the connecting rod b Connecting rod c and connecting rod d are respectively hinged, and connecting rod c and connecting rod d are arranged symmetrically and are hinged with support b, connecting rod a, connecting rod b, connecting rod c, connecting rod d, support a, support b forms a hexagon, screw a is set on the connecting line between the hinge point of connecting rod a, connecting rod c and the hinge point of connecting rod b, connecting rod d, and the hinge shaft of connecting rod a, connecting rod c, connecting rod b, connecting rod d The hinged rotating shaft is threadedly connected with the screw rod a.

There are two groups of connecting rod a, connecting rod b, connecting rod c and connecting rod d, and the two groups of connecting rod a, connecting rod b, connecting rod c and connecting rod d form two parallel The distribution is hexagonal, and the hinged shafts of the two sets of connecting rods a and c are the same hinged shaft, and the hinged shafts of the two groups of connecting rods b and d are the same hinged shaft.

Two cable tray supports are fixed on the frame, and the two cable tray supports are respectively located under the two cable trays. The cable tray support includes a support body, and two load-bearing sheaves are arranged on the support body. Located in the groove of the load sheave.

The cable guiding device also includes a guiding device frame fixed on the frame. The guiding device frame is provided with a screw c and a guide sheave seat. The guiding sheave is arranged on the guiding sheave seat. The bottom of the seat is fixedly connected, and one end of the screw c is provided with a hand wheel c, and the screw c is parallel to the length direction of the drum.

The beneficial effects of the present invention are:

The present invention is a multi-standard cable rolling and unwinding metering device, which is simple in structure and easy to use; the cable is retracted and unwound through the rotation of the motor-driven roller, and the cable can be accurately measured by the shaft encoder arranged on the cable guide sheave when the cable is unwound. The length of the cable can be retracted and retracted on demand; the entire retracting process saves time and effort, has high efficiency, and avoids bending and crossing of cables.

Description of drawings

Fig. 1 is a structural schematic diagram of a multi-standard cable reeling and metering device of the present invention;

Fig. 2 is a schematic structural view of the drum in a multi-standard cable unwinding metering device of the present invention;

Fig. 3 is a structural schematic diagram of a deformation frame in a multi-standard cable unwinding and metering device of the present invention.

In the figure, 1. Rack, 2. Roller, 3. Cable reel, 4. Guide sheave, 5. Motor lifting frame, 6. Motor fixed frame, 7. Deformable frame, 8. Underframe, 9. Geared motor , 10. Screw a, 11. Hand wheel a, 12. Screw b, 13. Hand wheel b, 14. Support a, 15. Support b, 16. Connecting rod a, 17. Connecting rod b, 18. Even Rod c, 19. connecting rod d, 20. cable tray support, 21. guide device frame, 22. screw rod c, 23. guide sheave seat, 24. hand wheel c.

Detailed ways

The present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments.

A multi-standard cable unwinding and measuring device of the present invention comprises a frame 1, on which a drum 2 is arranged, and cable reels 3 are fixed at both ends of the drum 2, and the cables are wound on the drum 2 in an orderly manner when the cables are unwound. , The cable reel 3 plays a position-limiting role at both ends, the roller 2 shaft is connected with a geared motor 9, and a cable guiding device is provided on one side of the roller 2, which plays a guiding role when the cable is retracted and retracted to avoid cable bending and crossing.

Also comprise motor lifting frame, motor lifting frame 5 comprises frame body, and frame body is fixedly connected motor fixed frame 6, deformable frame 7 and bottom frame 8 successively from top to bottom, and reduction motor 9 is fixed in motor fixed frame 6, deforms The frame 7 is provided with a screw a10, one end of the screw a10 is provided with a handwheel a11, the screw a10 rotates, the deformation frame 7 is deformed and its height changes, and is used to change the height of the reduction motor 9, the bottom frame 8 is provided with a screw b12, and the screw b12 is arranged on the frame 1 bottom, and the screw nut is provided on the screw b12, the screw nut is fixedly connected with the bottom frame 8, and one end of the screw b12 is provided with a hand wheel b13, the screw b12 rotates, and the reduction motor 9 is close to or far away from the drum 2. When replacing the cable reel 3 , Turn the handwheel b13 to keep the geared motor 9 away from the drum 2. After the replacement is completed, turn the handwheel b13 in the opposite direction to make the geared motor 9 close to the drum 2.

The deformable frame 7 includes a support a14 correspondingly fixed on the bottom surface of the motor fixed frame 6 and a support b15 fixed on the upper surface of the chassis 8, the support a14 is hinged with a symmetrically distributed connecting rod a16 and a connecting rod b17, and the connecting rod a16 and Connecting rod b17 is respectively hinged with connecting rod c18 and connecting rod d19. Connecting rod c18 and connecting rod d19 are arranged symmetrically and are both hinged with support b15. Connecting rod a16, connecting rod b17, connecting rod c18, connecting rod d19 and support a14 , The support b15 forms a hexagon, the screw a10 is set on the connecting line between the hinge point of the connecting rod a16, the connecting rod c18 and the connecting rod b17, the connecting rod d19, and the hinge shaft of the connecting rod a16, the connecting rod c18, the connecting rod b17 The hinged rotating shaft of connecting rod d19 is threadedly connected with screw rod a10.

There are two groups of connecting rod a16, connecting rod b17, connecting rod c18 and connecting rod d19, and the two groups of connecting rod a16, connecting rod b17, connecting rod c18 and connecting rod d19 form two parallel The distribution is hexagonal, and the hinged shafts of the two groups of connecting rods a16 and c18 are the same hinged shaft, and the hinged shafts of the two groups of connecting rods b17 and connecting rod d19 are the same hinged shaft.

Two cable reel supports 20 are fixed on the frame 1, and the two cable reel supports 20 are respectively located under the two cable reels 3. The cable reel supports 20 include a support body, and two load-bearing Sheave, cable reel 3 is positioned at the groove of bearing sheave.

The cable guiding device includes a guide frame 21 fixed on the frame 1, the guide frame 21 is provided with a screw c22 and a guide sheave seat 23, the screw nut on the screw c22 is fixedly connected with the bottom of the guide sheave seat 23, the screw c22 One end is provided with a handwheel c24, and the screw c22 can also be directly connected to the motor without the handwheel c. The screw c22 is parallel to the length direction of the drum 2. The cable guiding device also includes a guide sheave 4 arranged on the guide sheave seat 23, and the guide sheave 4 is provided with an optical axis, and there is a gap between the optical axis and the guide sheave 4. When the cable is retracted, the cable is located in the groove of the guide sheave 4, and the optical axis acts as a limiter. There is a shaft encoder, and the shaft encoder is connected to the PLC to obtain the measured length. The measurement error of the shaft encoder is ±5mm.

The usage process of a kind of multi-standard cable unwinding metering device of the present invention is as follows:

When winding the cable, turn the handwheel b13 to move the motor elevating frame so that the geared motor 9 moves to the vicinity of the shaft end of the drum 2, then turn the handwheel a11 to adjust the height of the deformation frame 7 so that the output shaft of the geared motor 9 and the drum 2 shaft Located on the same axis, connect the output shaft of the reduction motor 9 and the shaft of the drum 2; pass the cable head through the gap between the optical axis and the guide sheave 4 and temporarily fix it on the drum 2, at this time, turn on the reduction motor 9, and the drum 2 rotates , the cable will be wound on the drum 2 due to the rotation of the drum 2, in order to avoid the crossing of the cables, the hand wheel c24 can be turned, the guide sheave seat 23 can be moved, and the winding position of the cable can be changed. As the cable passes through the guide sheave 4, the guide sheave 4 will rotate, and the shaft encoder is measuring the length of the cable. Therefore, the length of the coiled cable pair is accurately measured.

The same is true when the cables are put, except that the rotation direction of the drum 2 is opposite.

It can be seen from the above method that a multi-standard cable winding and metering device of the present invention has a rated speed of 17r/min in the geared motor 9, and is driven by a cycloidal reducer with frequency conversion, and has the functions of close control, remote control and emergency stop; the remote control device The handle type control mechanism is adopted, the operation direction is consistent with the rotation method of the cable reel, and it has the function of speed regulation; the error of the shaft encoder for measurement is ±5mm, it communicates with the display of the control cabinet, and has the function of measurement and memory. The control cabinet has leakage, overload and short circuit. and other protection; the cable can accurately measure the length of the cable when retracting and retracting. The entire retracting and retracting process is simple and fast, saving time and effort, effectively reducing labor costs, and avoiding cable damage.

Claims (6)

1. A multi-standard cable rolling metering device is characterized in that it comprises a frame (1), and the frame (1) is provided with a drum (2), and the two ends of the drum (2) are fixed with cables disc (3), the shaft of the drum (2) is connected with a reduction motor (9), and a cable guiding device is provided on one side of the drum (2), and the cable guiding device includes a guide sheave (4), and the guiding device A shaft encoder is arranged on the wheel shaft of the sheave (4). 2. A multi-standard cable rolling and metering device according to claim 1, characterized in that it also includes a motor lifting frame, and the motor lifting frame (5) includes a frame body, and the frame body is sequentially arranged from top to bottom Fixedly connected motor fixing frame (6), deformable frame (7) and underframe (8), the deceleration motor (9) is fixed in the motor fixing frame (6), and the deformation frame (7) is provided with a screw a (10), one end of the screw a (10) is provided with a handwheel a (11), the screw a (10) rotates, the deformation frame (7) deforms and changes in height, the bottom frame (8) A screw b (12) is provided, the screw b (12) is arranged at the bottom of the frame (1), and a screw nut is arranged on the screw b (12), and the screw nut is fixedly connected with the chassis (8) , and one end of the screw b (12) is provided with a hand wheel b (13), the screw b (12) rotates, and the reduction motor (9) approaches or moves away from the drum (2). 3. A multi-standard cable rolling and metering device according to claim 2, characterized in that the deformation frame includes a support a (14) correspondingly fixed on the bottom surface of the motor fixing frame (6) and a support a (14) fixed on the bottom surface of the motor fixing frame (6). The support b (15) on the upper surface of the frame (8), the support a (14) is hinged with symmetrically distributed connecting rod a (16) and connecting rod b (17), and connecting rod a (16) and connecting rod b (17) is hinged with connecting rod c (18) and connecting rod d (19) respectively, and said connecting rod c (18) and connecting rod d (19) are arranged symmetrically and are all hinged with support b (15). Rod a (16), connecting rod b (17), connecting rod c (18), connecting rod d (19), bearing a (14), bearing b (15) form a hexagon, and the screw rod a ( 10) It is set on the connecting line between the hinge point of connecting rod a (16) connecting rod c (18) and the hinge point of connecting rod b (17) connecting rod d (19), and connecting rod a (16) connecting rod c ( 18), the hinged rotating shaft of connecting rod b (17) connecting rod d (19) is threadedly connected with screw rod a (10). 4. A multi-standard cable rolling and metering device according to claim 3, characterized in that, the connecting rod a (16), connecting rod b (17), connecting rod c (18), connecting rod d ( 19) There are two groups, the connecting rod a (16), connecting rod b (17), connecting rod c (18), connecting rod d (19) and support a (14), support b (15) Two parallel hexagons are formed, and the hinged shafts of the two sets of connecting rods a (16) and connecting rod c (18) are the same hinged rotating shaft, and the two sets of connecting rods b (17) and the connecting rod d ( 19) the hinged rotating shaft is the same hinged rotating shaft. 5. A multi-standard cable rolling and measuring device according to claim 1, characterized in that two cable reel supports (20) are fixed on the frame (1), and the two cable reel supports are Seats (20) are respectively located under the two cable trays (3), and the cable tray support (20) includes a support body, and two load-bearing sheaves are arranged on the support body, and the cable tray (3) ) is located in the groove of the bearing sheave. 6. A multi-standard cable rolling and measuring device according to claim 1, characterized in that, the cable guiding device also includes a guiding device frame (21) fixed on the frame (1), and the guiding device The frame (21) is provided with a screw c (22) and a guide sheave seat (23), the guide sheave (4) is arranged on the guide sheave seat (23), and the screw on the screw c (22) The nut is fixedly connected with the bottom of the guide sheave seat (23), and one end of the screw c (22) is provided with a handwheel c (24), and the screw c (22) is parallel to the length direction of the cylinder (2).

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