CN111348477B

CN111348477B - Cable traction device

Info

Publication number: CN111348477B
Application number: CN202010151283.5A
Authority: CN
Inventors: 王慧; 付龙海
Original assignee: Yantai Vocational College
Current assignee: Yantai Vocational College
Priority date: 2020-03-06
Filing date: 2020-03-06
Publication date: 2022-03-01
Anticipated expiration: 2040-03-06
Also published as: CN111348477A

Abstract

The invention relates to a cable traction device, which belongs to the technical field of cable production and comprises an upper frame and a lower frame which are rectangular bodies, wherein four corners of the upper end surface of the lower frame are fixedly connected with electric hydraulic rods, piston rods of the electric hydraulic rods are fixedly connected with the lower end surface of the upper frame, the upper frame is fixedly connected with an upper traction piece, the upper end surface of the lower frame is provided with a lower traction piece, and the traction device can adjust the distance between the upper traction piece and the lower traction piece according to the diameter of a cable so as to be suitable for traction of cables with different diameters.

Description

Cable traction device

Technical Field

The invention relates to the technical field of cable production, in particular to a cable traction device.

Background

In the cable production process, a double-wheel tractor or a crawler-type tractor is usually adopted for dragging the cable. Whereas the two-wheel tractor is suitable for small diameter cables, the crawler tractor is suitable for large diameter cables. When the cable is pulled, proper equipment needs to be selected according to the diameter of the cable, and a pulling device which can be simultaneously suitable for cables with various wire diameters is needed.

Among the prior art, like chinese utility model patent that patent publication number is CN208932684U proposes a cable draw gear, including last frame and lower frame, be equipped with a plurality of compression roller and lower compression roller on last frame and the lower frame respectively, go up the compression roller and set up with lower compression roller symmetry, still including being used for driving compression roller and lower compression roller pivoted belt, go up the compression roller and be equipped with the cable duct that the symmetry set up different diameters on the compression roller down, can pull the cable in different line footpaths. Because need set up the cable duct of different diameters on last compression roller and lower compression roller axis direction, lead to cable draw gear bulky, increase enterprise's factory building construction area.

Disclosure of Invention

Aiming at the problem that the occupied factory area is large due to the fact that cable traction equipment in the prior art is large in size, the invention provides a cable traction device which is realized through the following technical scheme:

a cable traction device comprises an upper frame and a lower frame which are rectangular bodies, wherein four corners of the upper end surface of the lower frame are fixedly connected with electric hydraulic rods, piston rods of the electric hydraulic rods are fixedly connected with the lower end surface of the upper frame, the upper frame is fixedly connected with an upper traction piece, the upper traction piece comprises a first fixed shell, a first driving motor, a first driving gear, a first driven gear and a pressing wheel, the first fixed shell is a rectangular body provided with an opening, the opening of the first fixed shell faces the lower frame, the upper end surface of the first fixed shell is fixedly connected with the lower end surface of the upper frame, the first driving motor is fixedly connected with the upper frame, an output shaft of the first driving motor penetrates through the side wall of the first fixed shell, the first driving gear is fixedly connected to an output shaft of the first driving motor, the first driven gear is meshed with the first driving gear, the pressing wheel is coaxially and fixedly connected with the first driven gear and is respectively positioned on two sides of the first driven gear, the diameter of the pressing wheel is larger than that of the first driven gear, the diameter of one side end face, close to the first driven gear, of the pressing wheel is smaller than that of one side end face, far away from the first driven gear, of the pressing wheel, the upper end face of the lower rack is provided with a lower traction piece, the lower traction piece comprises a second fixed shell, a second driving motor, a second driving gear, a second driven gear, a supporting wheel and a fixing piece, the second fixed shell is a rectangular body with an opening, the opening of the second fixed shell faces the upper rack, the lower end face of the second fixed shell is fixedly connected with the upper end face of the lower rack, the second driving motor is fixedly connected with the upper end face of the lower rack, an output shaft of the second driving motor penetrates through the side wall of the second fixed shell, the second driving gear is fixedly connected to an output shaft of the second driving motor, the second driven gear is meshed with the second driving gear, the supporting wheel is connected with a rotating shaft of the second driven gear in a sliding mode and is respectively located on two sides of the second driven gear, the supporting wheel is a conical wheel with the diameter larger than that of the second driven gear, the diameter of the end face, close to the second driven gear, of one side of the supporting wheel is smaller than that of the end face, far away from the second driven gear, of one side of the supporting wheel, and the fixing piece is used for fixing the supporting wheel.

The invention is further configured to: the mounting includes two screw rods, two backup pads, two third driven gear, third driving gear and third driving motor, the driving shaft of third driving gear and third driving motor's output shaft fixed connection, two screw rod parallel arrangement, two third driven gear respectively fixed connection in the same one end of screw rod and with third driving gear meshing, two backup pad parallel arrangement in two supporting wheel both sides and with the second set casing inner wall connection of sliding, the one end that third driven gear was kept away from to the screw rod passes the second set casing lateral wall and rotates with the second set casing and be connected, screw rod and backup pad threaded connection, the screw rod is connected with the backup pad dextrorotation that is close to third driven gear, and it is connected with the backup pad levogyration of keeping away from third driven gear.

The invention is further configured to: the supporting ring groove is formed in the end face, close to the supporting wheel, of one side of the supporting plate, and the supporting ring matched with the supporting ring groove is fixedly connected to the end face, close to the supporting plate, of the supporting wheel.

The invention is further configured to: the lower rack is fixedly connected with a cable support, the upper end face of the cable support is rotatably connected with a first rolling wheel, the axis of the first rolling wheel is parallel to the rotating axis of the screw rod, and the cable support is arranged on one side of the cable entering the traction device.

The invention is further configured to: the upper bracket is fixedly connected with a first installation box, the first installation box is covered on the outer side of the first driving motor, the lower rack is fixedly connected with a second installation box, and the second installation box is covered on the outer side of the second driving motor, the third driving gear and the third driven gear.

The invention is further configured to: the pinch roller and the supporting wheel are made of rubber materials.

In conclusion, the beneficial technical effects of the invention are as follows:

and adjusting the distance between the upper traction piece and the lower traction piece according to the diameter of the cable, and after the cable is clamped by the upper traction piece and the lower traction piece, the cable is pulled. The traction device is adjusted according to the diameter of the cable, cable grooves of multiple specifications are not needed to be arranged, and the size of the cable traction device is reduced, so that the occupied area of the cable traction device is reduced.

Drawings

Fig. 1 is a schematic diagram for showing the overall structure of the present embodiment.

Fig. 2 is a front view for showing the overall structure of the present embodiment.

Fig. 3 is a left side view for showing the entire structure of the present embodiment.

Fig. 4 is a schematic view for showing the lower pulling member of the present embodiment.

Fig. 5 is an exploded view for showing the lower pulling member of the present embodiment.

Reference numerals: 1. an upper frame; 2. a lower frame; 3. an electro-hydraulic lever; 4. an upper pulling member; 41. a first stationary case; 42. a first drive motor; 43. a first drive gear; 44. a first driven gear; 45. a pinch roller; 5. a lower traction member; 51. a second stationary case; 52. a second drive motor; 53. a second driving gear; 54. a second driven gear; 55. a support wheel; 56. a fixing member; 561. a screw; 562. a support plate; 563. a third driven gear; 564. a third driving gear; 565. a third drive motor; 566. a support ring groove; 57. a support ring; 58. a cable holder; 581. a first rolling wheel; 6. a first installation box; 7. and a second mounting box.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Examples

As shown in fig. 1-5, the cable traction device disclosed by the present invention comprises an upper frame 1 and a lower frame 2 which are rectangular bodies, four corners of the upper end surface of the lower frame 2 are fixedly connected with electro-hydraulic rods 3, piston rods of the electro-hydraulic rods 3 are fixedly connected with the lower end surface of the upper frame 1, the upper frame 1 is fixedly connected with an upper traction member 4, and the upper end surface of the lower frame 2 is provided with a lower traction member 5. And (3) adjusting the distance between the upper traction piece 4 and the lower traction piece 5 according to the diameter of the cable, and drawing the cable after clamping. Draw gear adjusts according to the diameter of cable, avoids setting up the cable duct of a plurality of specifications, increases the volume of equipment.

The upper traction part 4 comprises a first fixed shell 41, a first driving motor 42, a first driving gear 43, a first driven gear 44 and a pinch roller 45, the first fixed shell 41 is a rectangular body with an opening facing the lower frame 2, the upper end surface of the first fixed shell 41 is fixedly connected with the lower end surface of the upper frame 1, the first driving motor 42 is fixedly connected with the upper frame 1, its output shaft passes first set casing 41 lateral wall, first driving gear 43 fixed connection is on first driving motor 42's output shaft, first driven gear 44 meshes with first driving gear 43, pinch roller 45 and the coaxial fixed connection of first driven gear 44 just are located first driven gear 44 both sides respectively, pinch roller 45 is the diameter and is greater than the cone pulley of first driven gear 44 diameter, the diameter that the diameter of pinch roller 45 is close to a side terminal surface of first driven gear 44 is less than its diameter of keeping away from a side terminal surface of first driven gear 44.

The lower traction part 5 comprises a second fixed shell 51, a second driving motor 52, a second driving gear 53, a second driven gear 54, a supporting wheel 55 and a fixing part 56, the second fixed shell 51 is a rectangular body with an opening facing the upper frame 1, the lower end face of the second fixed shell 51 is fixedly connected with the upper end face of the lower frame 2, the second driving motor 52 is fixedly connected with the upper end face of the lower frame 2, the output shaft thereof passes through the side wall of the second fixed shell 51, the second driving gear 53 is fixedly connected with the output shaft of the second driving motor 52, the second driven gear 54 is meshed with the second driving gear 53, the supporting wheel 55 is connected with the second driven gear 54 in a rotating shaft sliding way and is respectively positioned at two sides of the second driven gear 54, the supporting wheel 55 is a conical wheel with the diameter larger than that of the second driven gear 54, the diameter of one side end face of the supporting wheel 55 close to the second driven gear 54 is smaller than that of one side end face far away from the second driven gear 54, the fixing member 56 is used to fix the support wheel 55. The second driving gear 53 is rotated in the opposite direction to the first driving gear 43.

The fixing member 56 includes two screws 561, two supporting plates 562, two third driven gears 563, a third driving gear 564 and a third driving motor 565, a driving shaft of the third driving gear 564 is fixedly connected with an output shaft of the third driving motor 565, the two screws 561 are arranged in parallel, the two third driven gears 563 are respectively fixedly connected to the same end of the screws 561 and engaged with the third driving gear 564, the two supporting plates 562 are arranged in parallel on two sides of the two supporting wheels 55 and slidably connected with an inner wall of the second fixing shell 51, one end of the screws 561, far away from the third driven gears 563, penetrates through a side wall of the second fixing shell 51 and is rotatably connected with the second fixing shell 51, the screws 561 are in threaded connection with the supporting plates 562, the screws 561 are connected with the supporting plates 562 near the third driven gears 563 in a dextrorotation manner, and are connected with the supporting plates 562 far away from the third driven gears 563 in a levorotation manner. The screw 561 is used to adjust the distance between the two support plates 562, and is used to fix the position of the support wheel 55.

The supporting plate 562 is provided with a supporting ring groove 566 on the end surface of one side close to the supporting wheel 55, and the end surface of one side close to the supporting plate 562 of the supporting wheel 55 is fixedly connected with a supporting ring 57 matched with the supporting ring groove. Through the cooperation of support ring and support groove, reduce the conflict area of backup pad 562 and backup pad 55, reduce the frictional force between backup pad 562 and the backup pad 55.

The lower frame 2 is fixedly connected with a cable support 58, the upper end surface of the cable support 58 is rotatably connected with a first rolling wheel 581, the axis of the first rolling wheel is parallel to the rotating axis of the screw 561, and the cable support 58 is arranged on one side of the cable entering the traction device. The cable support 58 supports the cable entering the traction device, so that the cable and the second fixed shell 51 are spaced by a certain distance, and the outer skin of the cable is prevented from being scratched by the lateral edge of the second fixed shell 51.

The upper bracket is fixedly connected with a first installation box 6, the first installation box 6 covers the first driving motor 42, the lower rack 2 is fixedly connected with a second installation box 7, and the second installation box 7 covers the second driving motor 52, the third driving motor 565, the third driving gear 564 and the third driven gear 563. The first installation box 6 and the second installation box 7 seal the first driving motor 42, the second driving motor 52, the third driving motor 565, the third driving gear 564 and the third driven gear 563, so that the error touch of workers is avoided, and the safety of the workers is ensured.

The pinch roller 45 and the support roller 55 are made of rubber. Pinch roller 45 and the supporting wheel 55 that the rubber material was made increase the coefficient of friction with the cable conductor, and the frictional force of increase and cable conductor avoids taking place to slide with the cable conductor.

Specific implementation of this example:

the distance between the two supporting plates 562 is adjusted according to the diameter of the cable, so that the two supporting wheels 55 and the connecting line of the two contact points of the cable and the center of the cable form an included angle of 120 degrees, and the electric hydraulic rod 3 is adjusted so that the pressing wheel 45 is abutted against the cable. The first drive motor 42 and the second drive motor 52 are activated to drive the pinch roller 45 and the support roller 55, respectively, to rotate, thereby drawing the cable.

Claims

1. A cable traction device is characterized by comprising an upper rack (1) and a lower rack (2) which are rectangular bodies, wherein four corners of the upper end face of the lower rack (2) are fixedly connected with electric hydraulic rods (3), piston rods of the electric hydraulic rods (3) are fixedly connected with the lower end face of the upper rack (1), the upper rack (1) is fixedly connected with an upper traction piece (4), the upper traction piece (4) comprises a first fixed shell (41), a first driving motor (42), a first driving gear (43), a first driven gear (44) and a pressing wheel (45), the first fixed shell (41) is a rectangular body with an opening facing the lower rack (2), the upper end face of the first fixed shell (41) is fixedly connected with the lower end face of the upper rack (1), the first driving motor (42) is fixedly connected with the upper rack (1), an output shaft of the lower rack (2) penetrates through the side wall of a first fixed shell (41), a first driving gear (43) is fixedly connected to an output shaft of a first driving motor (42), a first driven gear (44) is meshed with the first driving gear (43), a pressing wheel (45) is coaxially and fixedly connected with the first driven gear (44) and is respectively positioned on two sides of the first driven gear (44), the pressing wheel (45) is a conical wheel with the diameter larger than that of the first driven gear (44), the diameter of one side end face, close to the first driven gear (44), of the pressing wheel (45) is smaller than that of one side end face, far away from the first driven gear (44), of one side end face, close to the first driven gear (44), of the pressing wheel, a lower traction piece (5) is arranged on the upper end face of the lower rack (2), and the lower traction piece (5) comprises a second fixed shell (51), a second driving motor (52), a second driving gear (53), a second driven gear (54), Supporting wheel (55) and mounting (56), second set casing (51) is frame (1) for seting up open-ended cuboid and opening orientation, terminal surface and lower frame (2) up end fixed connection under second set casing (51), second driving motor (52) and lower frame (2) up end fixed connection, its output shaft passes second set casing (51) lateral wall, second driving gear (53) fixed connection is on the output shaft of second driving motor (52), second driven gear (54) and second driving gear (53) meshing, supporting wheel (55) and second driven gear (54) axis of rotation sliding connection just are located second driven gear (54) both sides respectively, supporting wheel (55) are the cone pulley that the diameter is greater than second driven gear (54) diameter, the diameter that supporting wheel (55) is close to the side terminal surface of second driven gear (54) is less than its side terminal surface of keeping away from second driven gear (54) The fixing member (56) for fixing the support wheel (55); the fixing piece (56) comprises two screw rods (561), two supporting plates (562), two third driven gears (563), a third driving gear (564) and a third driving motor (565), a driving shaft of the third driving gear (564) is fixedly connected with an output shaft of the third driving motor (565), the two screw rods (561) are arranged in parallel, the two third driven gears (563) are respectively and fixedly connected with the same end of the screw rods (561) and meshed with the third driving gear (564), the two supporting plates (562) are arranged on two sides of the two supporting wheels (55) in parallel and connected with the inner wall of the second fixing shell (51) in a sliding manner, one end, far away from the third driven gears (563), of the screw rods (561) penetrates through the side wall of the second fixing shell (51) and is rotatably connected with the second fixing shell (51), the screw rods (561) are in threaded connection with the supporting plates (562), and the screw rods (561) are connected with the supporting plates (562) close to the third driven gears (563) in a right-handed manner, which is connected with a support plate (562) far from the third driven gear (563) in a left-handed manner; supporting ring grooves (566) are formed in the end face, close to one side of the supporting wheel (55), of the supporting plate (562), and supporting rings (57) matched with the supporting grooves are fixedly connected to the end face, close to one side of the supporting plate (562), of the supporting plate (55); the pressing wheel (45) and the supporting wheel (55) are made of rubber materials.

2. A cable pulling device as claimed in claim 1, wherein the lower frame (2) is fixedly connected with a cable support (58), the upper end surface of the cable support (58) is rotatably connected with a first rolling wheel (581), the axis of the first rolling wheel is parallel to the rotation axis of the screw rod (561), and the cable support (58) is arranged on one side of the cable entering the pulling device.

3. A cable pulling apparatus as defined in claim 2, wherein the upper frame is fixedly connected with a first mounting box (6), the first mounting box (6) is covered outside the first driving motor (42), the lower frame (2) is fixedly connected with a second mounting box (7), and the second mounting box (7) is covered outside the second driving motor (52), the third driving motor (565), the third driving gear (564) and the third driven gear (563).