CN218377362U

CN218377362U - Improved driving shaft bearing seat structure of high-speed stranding machine

Info

Publication number: CN218377362U
Application number: CN202222626281.4U
Authority: CN
Inventors: 张清景
Original assignee: Dongguan Bangzheng Electromechanical Technology Co ltd
Current assignee: Dongguan Bangzheng Electromechanical Technology Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-01-24
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses an improved driving shaft bearing seat structure of a high-speed wire twisting machine, which comprises a driving shaft with a threading hole and a main shaft bearing seat sleeved at the outer end of the driving shaft, wherein the main shaft bearing seat is arranged at the rear end part of the driving shaft, the front end part of the driving shaft is provided with an aluminum disc and a stable bearing seat, the stable bearing seat is arranged at the outer side end of the aluminum disc, the stable bearing seat is also provided with a first fan-shaped carbon brush seat, and a first carbon brush support which plays a role in fixed support is arranged between the side end of the first fan-shaped carbon brush seat and the stable bearing seat; the utility model discloses simple structure, convenient to use are swift, and use is cooperated through adopting neotype bearing frame and carbon brush support, fix the installation of carbon brush support on the bearing frame through the bolt when the installation for shorten the whole length of carbon brush support, and install subsequent maintenance of being convenient for on the bearing frame, when guaranteeing carbon brush seat safe and reliable, can promote the rotational speed of main shaft, improve equipment's production efficiency, reduction in production cost.

Description

Improved driving shaft bearing seat structure of high-speed stranding machine

Technical Field

The utility model relates to a stranding machine technical field especially discloses a high-speed stranding machine modified driving shaft bearing frame structure.

Background

The stranding machine is a device for stranding a plurality of separated wire harnesses into a strand of cable, the plurality of wire harnesses extend into the stranding machine from the wire inlet end of the stranding machine respectively, other wires are screwed and stranded into the strand of cable through the rotating stranding of a main shaft, and then the strand of cable is led out from a wire outlet and wound on a take-up reel for packaging.

The cover is equipped with the bearing frame on the main shaft for the stranding machine on the market at present, still install the copper ring subassembly on the bearing frame, and install in the frame of stranding machine through the carbon brush support with its carbon brush seat that cooperatees and use, length through control carbon brush support is stretched out, thereby regulation and control distance between the two realizes changing current direction, but this kind of mounting structure is unreasonable at present, because equipment can produce the shake at long-time work operation in-process, thereby lead to the carbon brush support of installation fixing in the frame to appear not hard up the condition, and it installs at the frame top through the bolt, it appears not easy to in time discover in not hard up condition when it, and equipment inner space is narrow, maintenance ten minutes to equipment is not convenient.

Therefore, a new technical solution is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects and deficiencies existing in the prior art, the utility model aims to provide a high-speed stranding machine improved driving shaft bearing seat structure.

In order to solve the technical problem, the utility model discloses the technical scheme who takes is: the utility model provides a high-speed stranding machine modified driving shaft bearing frame structure, is including the driving shaft that has the through wires hole and the main shaft bearing frame of suit in the driving shaft outer end, the driving shaft divide into preceding tip, middle-end and back tip, the main shaft bearing frame sets up the back tip at the driving shaft, still be equipped with first bearing sheath between the back tip of driving shaft and the main shaft bearing frame, the preceding tip of driving shaft is equipped with installation aluminium dish and firm bearing frame, the preceding tip that the installation aluminium dish suit entered the driving shaft and fixes on the side end face of middle-end, firm bearing frame sets up the outside end at installation aluminium dish and suit on the driving shaft front end, be equipped with the second bearing sheath between firm bearing frame and the driving shaft front end, still be equipped with first fan-shaped carbon brush seat on the firm bearing frame, be equipped with the first carbon brush support that plays the fixed support effect between the side of first fan-shaped carbon brush seat and the firm bearing frame.

Preferably, the spindle bearing seat comprises a bearing base, base pressing covers and bearings arranged on two sides of the inner end of the bearing base, wherein the base pressing covers are respectively arranged at two outer side ends of the bearing base and abut against the outer side end faces of the bearing base to be stably locked.

Preferably, the stable bearing seat is concave, the first fan-shaped carbon brush seat is arranged at the concave part of the concave stable bearing seat, and the first carbon brush support is fixed at the upper end of the stable bearing seat through a bolt.

Preferably, a first copper ring assembly is arranged on the first fan-shaped carbon brush seat, and at least three rings of copper rings arranged in a surrounding mode are arranged on the first copper ring assembly.

Preferably, the rear end portion of the driving shaft is provided with a retaining member, which is fitted around the rear end portion of the driving shaft to restrict backward movement of a member mounted on the driving shaft.

Preferably, a main shaft belt pulley and a second copper ring assembly are further arranged between the retaining piece and the main shaft bearing seat, the main shaft belt pulley is arranged on the outer side of the main shaft bearing seat, and the second copper ring assembly is arranged between the retaining piece and the main shaft belt pulley.

Preferably, a second fan-shaped carbon brush seat is further arranged above the second copper ring assembly, a second carbon brush support used for connecting and fixing the second fan-shaped carbon brush seat on the side wall is further arranged at the rear end of the second fan-shaped carbon brush seat, and the second fan-shaped carbon brush seat keeps a certain spacing distance from the second copper ring assembly all the time.

Preferably, at least one circle of copper rings arranged in a surrounding manner is arranged on the second copper ring assembly.

Preferably, the middle end of the driving shaft is further provided with a main shaft guide wheel, the middle end of the driving shaft is provided with a mounting groove which is matched with the main shaft guide wheel and is recessed downwards, a through mounting hole is formed in the side end of the mounting groove, a fixing bolt is arranged in the mounting hole, the main shaft guide wheel is placed in the mounting groove of the driving shaft, the axis of the main shaft guide wheel corresponds to the positions of the mounting holes in the two sides, and the fixing bolt transversely penetrates through the mounting hole of the driving shaft and the axis of the main shaft guide wheel to play a role in locking and stabilizing.

Preferably, the top end of the front end part of the driving shaft is further provided with a mounting disc, and a through hole matched with the outer diameter of the stable bearing seat is formed in the circle center of the mounting disc and used for the stable bearing seat to stretch into and be embedded in the upper end of the mounting disc.

The utility model has the advantages that: the utility model discloses simple structure, installation convenient to use are swift, use through adopting neotype bearing frame and carbon brush support to cooperate, fix the installation of carbon brush support on the bearing frame through the bolt when the installation for shorten the whole length of carbon brush support, and install subsequent maintenance of being convenient for on the bearing frame, when guaranteeing carbon brush seat safe and reliable, can promote the rotational speed of main shaft, improve equipment's production efficiency, reduction in production cost.

Drawings

Fig. 1 is a schematic overall sectional structure of the present invention.

Fig. 2 is a schematic view of a part a of the enlarged structure in fig. 1 of the present invention.

Fig. 3 is a schematic cross-sectional view of the position B in fig. 1 of the present invention.

The attached drawings indicate the following:

10. a drive shaft; 11. a front end portion; 12. a middle end portion; 121. mounting grooves; 122. mounting holes; 123. fixing the bolt; 13. a rear end portion; 14. a backstop member; 15. a main shaft pulley; 16. a second copper ring assembly; 17. a second fan-shaped carbon brush holder; 18. a second carbon brush holder; 19. a main shaft guide wheel; 20. a main shaft bearing seat; 21. a first bearing sheath; 22. a bearing mount; 23. a base gland; 24. a bearing; 30. mounting an aluminum disc; 40. stabilizing the bearing seat; 41. a second bearing shield; 50. a first fan-shaped carbon brush holder; 51. a first carbon brush holder; 52. a first copper ring assembly; 60. and (7) mounting a disc.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.

As shown in fig. 1-2, an improved driving shaft bearing seat structure of a high-speed wire twisting machine comprises a driving shaft 10 with a threading hole and a main shaft bearing seat 20 sleeved at the outer end of the driving shaft 10, wherein the driving shaft 10 is divided into a front end part 11, a middle end part 12 and a rear end part 13, the main shaft bearing seat 20 is arranged at the rear end part 13 of the driving shaft 10, a first bearing sheath 21 is arranged between the rear end part 13 of the driving shaft 10 and the main shaft bearing seat 20 to play a role of protection, so that the driving shaft 10 is prevented from damaging the side wall of the driving shaft 10 when being sleeved in the main shaft bearing seat 20, an aluminum mounting disc 30 and a stabilizing bearing seat 40 are further arranged at the front end part 11 of the driving shaft 10, the aluminum mounting disc 30 is sleeved in the front end part 11 of the driving shaft 10 and fixed on the side end surface of the middle end part 12 through bolts, the stabilizing bearing seat 40 is arranged at the outer side end of the aluminum mounting disc 30 and sleeved on the front end part 11 of the driving shaft 10, a second bearing sheath 41 is also prevented from being damaged by the front end part 11 of the driving shaft 10, a fan-shaped carbon brush ring assembly is arranged on the outer side end part of the driving shaft bearing seat 40, a fan-shaped carbon brush support 50, and a fan-shaped carbon brush assembly 50 is arranged between the first carbon brush support 50 and a fan-shaped brush support 52 is arranged at least arranged at the fan-shaped carbon brush support 50.

In this embodiment, the spindle bearing seat 20 includes a bearing base 22, a base gland 23 and bearings 24 disposed on two sides of the inner end of the bearing base 22, and when in use, the base gland 23 is respectively disposed at two outer ends of the bearing base 22 and is abutted against the outer end faces for stable locking, so as to prevent the bearing base 22 from loosening during the process of high-speed rotation of the internal driving shaft 10, thereby affecting the normal use of the device.

In this embodiment, it is "concave" through setting up firm bearing frame 40, and locate "concave" sunken department of firm bearing frame 40 with first fan-shaped carbon brush seat 50, pass through the bolt fastening with first carbon brush support 51 in the upper end position of firm bearing frame 40 again, thereby place first fan-shaped carbon brush seat 50 in concave firm bearing frame 40, then be connected both through setting up the first carbon brush support 51 at the side, and fix the one end installation of first carbon brush support 51 in the upper end of firm bearing frame 40 through the bolt, thereby realize placing first fan-shaped carbon brush seat 50 is fixed in firm bearing frame 40, avoid using long-distance first carbon brush support 51 to install on the top in the stranded conductor machine, effectively prevent the not hard up condition from appearing in long-time course of operation, and can't in time learn maintenance, lead to follow-up equipment major failure, influence production efficiency and emergence incident.

In this embodiment, a retaining member 14 is further provided at the rear end portion 13 of the drive shaft 10, the retaining member 14 is fitted around the rear end portion 13 of the drive shaft 10 to restrict the remaining components mounted on the drive shaft 10 from moving backward, thereby affecting the rotational operation of the drive shaft 10, and a spindle pulley 15 and a second copper ring assembly 16 are further provided between the retaining member 14 and the spindle bearing housing 20, the spindle pulley 15 is disposed outside the spindle bearing housing 20, and the second copper ring assembly 16 is disposed between the retaining member 14 and the spindle pulley 15, so that the movement of the positions of the spindle pulley 15 and the second copper ring assembly 16 can be effectively restricted by the retaining member 14 provided at the rear end portion 13, thereby effectively achieving the effect of position-restricting and fixing.

In this embodiment, a second fan-shaped carbon brush holder 17 is further disposed above the second copper ring assembly 16, and a second carbon brush support 18 for connecting and fixing the second fan-shaped carbon brush holder 17 to the side wall of the rack is disposed at the rear end of the second fan-shaped carbon brush holder 17, so that the second fan-shaped carbon brush holder 17 always keeps a certain distance from the second copper ring assembly 16 by the connection and fixation of the second carbon brush support 18, and at least one ring of copper ring material disposed around the second copper ring assembly 16 is disposed on the second copper ring assembly 16.

As shown in fig. 3: in this embodiment, the main shaft guide wheel 19 is further disposed at the middle end 12 of the driving shaft 10, the middle end 12 of the driving shaft 10 is further provided with a mounting groove 121 adapted to the main shaft guide wheel 19 and recessed downward, a through mounting hole 122 is disposed at the side end of the mounting groove 121, and the main shaft guide wheel 19 is locked and fixed by arranging a fixing bolt 123 adapted to the mounting hole 122, during actual use, the main shaft guide wheel 19 is first placed in the mounting groove 121 of the driving shaft 10 so that the axis thereof corresponds to the positions of the mounting holes 122 at both sides, then the fixing bolt 123 transversely passes through the mounting hole 122 of the driving shaft 10 and the axis of the main shaft guide wheel 19, and finally the fixing bolt 123 is tightened, so that the main shaft guide wheel 19 can be firmly locked in the mounting groove 121 of the driving shaft 10.

In this embodiment, the top end of the front end 11 of the driving shaft 10 is further provided with a mounting disc 60, a through hole matched with the outer diameter of the stable bearing seat 40 is formed in the center of the circle of the mounting disc 60, then the stable bearing seat 40 is inserted into the through hole for installation, and finally the stable bearing seat and the through hole are stably connected through bolts, so that the situation that the stable bearing seat and the stable bearing seat are loosened and fall off in the high-speed operation process is prevented.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a high-speed stranding machine modified driving shaft bearing frame structure, includes the driving shaft that has the through wires hole and the main shaft bearing frame of suit in the driving shaft outer end, its characterized in that: the driving shaft is divided into a front end part, a middle end part and a rear end part, the main shaft bearing seat is arranged at the rear end part of the driving shaft, a first bearing sheath is also arranged between the rear end part of the driving shaft and the main shaft bearing seat, the front end part of the driving shaft is provided with an installation aluminum disc and a stable bearing seat, the installation aluminum disc is sleeved in the front end part of the driving shaft and fixed on the side end surface of the middle end part, the stable bearing seat is arranged at the outer side end of the installation aluminum disc and sleeved on the front end part of the driving shaft, a second bearing sheath is arranged between the stable bearing seat and the front end part of the driving shaft, a first fan-shaped carbon brush seat is further arranged on the stable bearing seat, and a first carbon brush support which plays a role in fixing and supporting is arranged between the side end of the first fan-shaped carbon brush seat and the stable bearing seat.

2. The improved driving shaft bearing seat structure of the high-speed stranding machine according to claim 1, characterized in that: the spindle bearing seat comprises a bearing base, base pressing covers and bearings arranged on two sides of the inner end of the bearing base, wherein the base pressing covers are respectively arranged on two outer side ends of the bearing base and abut against the outer side end faces of the bearing base to be stably locked.

3. The improved driving shaft bearing seat structure of the high-speed stranding machine according to claim 1, characterized in that: the stable bearing seat is concave, the first fan-shaped carbon brush seat is arranged at the concave position of the concave stable bearing seat, and the first carbon brush support is fixed at the upper end of the stable bearing seat through a bolt.

4. The improved driving shaft bearing seat structure of the high-speed stranding machine according to claim 1, characterized in that: the fan-shaped carbon brush holder is characterized in that a first copper ring assembly is arranged on the first fan-shaped carbon brush holder, and at least three rings of copper rings arranged in a surrounding mode are arranged on the first copper ring assembly.

5. The improved driving shaft bearing seat structure of the high-speed stranding machine according to claim 1, characterized in that: the rear end part of the driving shaft is provided with a backstop piece, and the backstop piece is sleeved at the rear end part of the driving shaft and used for limiting components mounted on the driving shaft to move backwards.

6. The improved driving shaft bearing seat structure of the high-speed stranding machine according to claim 5, characterized in that: still be equipped with main shaft belt pulley and second copper ring subassembly between stopping piece and the main shaft bearing frame, the main shaft belt pulley sets up in the outside of main shaft bearing frame, second copper ring subassembly sets up between stopping piece and main shaft belt pulley.

7. The improved driving shaft bearing seat structure of the high-speed stranding machine according to claim 6, characterized in that: a second fan-shaped carbon brush seat is further arranged above the second copper ring assembly, a second carbon brush support used for connecting and fixing the second fan-shaped carbon brush seat on the side wall is further arranged at the rear end of the second fan-shaped carbon brush seat, and the second fan-shaped carbon brush seat and the second copper ring assembly are always kept at a certain spacing distance.

8. The improved driving shaft bearing seat structure of the high-speed stranding machine according to claim 7, characterized in that: and at least one circle of copper ring arranged around is arranged on the second copper ring component.

9. The improved driving shaft bearing seat structure of the high-speed stranding machine according to claim 1, characterized in that: the middle end part of the driving shaft is also provided with a main shaft guide wheel, the middle end part of the driving shaft is provided with a mounting groove which is matched with the main shaft guide wheel and is sunken downwards, a through mounting hole is formed in the side end of the mounting groove, a fixing bolt is arranged in the mounting hole, the main shaft guide wheel is placed in the mounting groove of the driving shaft, the axis of the main shaft guide wheel corresponds to the positions of the mounting holes in the two sides, and the fixing bolt transversely penetrates through the mounting hole of the driving shaft and the axis of the main shaft guide wheel to play a role in locking and stabilizing.

10. The improved driving shaft bearing seat structure of the high-speed stranding machine according to claim 1, characterized in that: the top end of the front end part of the driving shaft is also provided with a mounting disc, and a through hole matched with the outer diameter of the stable bearing seat is formed in the circle center of the mounting disc and used for the stable bearing seat to stretch into and be embedded in the upper end of the stable bearing seat.