CN210826289U

CN210826289U - Transmission roller device convenient to disassemble and used for annealing furnace

Info

Publication number: CN210826289U
Application number: CN201921639021.2U
Authority: CN
Inventors: 周道兴; 周道平; 杨凯
Original assignee: Changzhou Wujin Hualing Electric Machinery Co ltd
Current assignee: Changzhou Wujin Hualing Electric Machinery Co ltd
Priority date: 2019-09-28
Filing date: 2019-09-28
Publication date: 2020-06-23
Anticipated expiration: 2029-09-28

Abstract

The utility model discloses a driving roller device for an annealing furnace, which is convenient to disassemble, belongs to the technical field of auxiliary driving devices of annealing furnaces, and has the technical scheme that the driving roller device comprises a rotating shaft and a roller which is coaxially arranged with the rotating shaft, and the roller is driven to rotate by a driving mechanism; the rotary drum type drying machine also comprises a middle supporting plate, wherein the rotary shaft and the rotary drum are symmetrically arranged along the middle supporting plate, one end of the rotary shaft is inserted into the middle supporting plate, and the other end of the rotary shaft is provided with a first box body; the lateral wall of one end that the intermediate bottom plate was kept away from to the cylinder is inserted and is located one side lateral wall that first box is close to the intermediate bottom plate, and one side lateral wall that the intermediate bottom plate was kept away from to first box is equipped with the location mounting hole that can supply the cylinder to pass, and the location mounting hole can be dismantled and be connected with first location end cover. The utility model is suitable for a single occasion of changing the cylinder and the rotation axis of driving roller has the convenient cylinder and rotation axis of dismantling, reduces the effect of cost of labor.

Description

Transmission roller device convenient to disassemble and used for annealing furnace

Technical Field

The utility model belongs to the technical field of annealing stove auxiliary transmission device technique and specifically relates to a driving roller device for annealing stove convenient to dismantle is related to.

Background

The enameled wire is the most representative product in electronic wires and comprises a bare wire conductor and an insulating layer, wherein the bare wire is formed by annealing and softening, painting and baking for multiple times. The purpose of annealing is to recover the softness required by the process after the bare wire hardened by lattice change in the die stretching process is heated at a certain temperature and the molecular lattice of the bare wire is rearranged, and simultaneously remove the residual lubricant, oil stain and the like on the surface of the bare wire in the stretching process, so that the bare wire is easy to paint and the quality of the enameled wire is ensured. And the inlet of the annealing furnace is provided with a plurality of driving rollers for driving the bare wire into the annealing furnace for annealing treatment.

As shown in fig. 1, a conventional driving roller device at an inlet of an annealing furnace includes a rotary shaft 1, a drum 2 disposed coaxially with the rotary shaft 1, and a driving mechanism 3. The two ends of the rotating shaft 1 are fixedly connected with first boxes 4, and the rollers 2 are inserted into the first boxes 4 on the two sides. An intermediate support plate 5 is arranged between the first box bodies 4, and the intermediate support plate 5 is fixedly sleeved in the middle of the roller 2 along the axial direction of the roller. The bottoms of the first box 4 and the intermediate support plate 5 are fixedly connected with an annealing furnace (not shown in the figure). The driving mechanism 3 comprises a motor 31, a flat belt 32 and a flat belt pulley 33, the flat belt pulley 33 is fixedly sleeved on an output shaft of the motor 31, the output shaft of the motor 31 and the roller 2 are connected through the flat belt 32, and the roller 2 is driven to rotate. The motor 31 is installed on one side of the first box 4 far away from the intermediate support plate 5, and in order to install the flat belt 32, one side wall of the first box 4 near the first support plate is detachably connected. The two ends of the roller 2 are provided with first mounting grooves 21 for mounting bearings 22, and the roller 2 and the bearings 22 are coaxially arranged.

Among the above-mentioned prior art scheme, when dismantling or installing the driving roller device, at first will dismantle the first box of both sides is whole earlier get off, take out rotation axis and cylinder from the intermediate strut board again, just can accomplish and dismantle. However, after the first box on one side is disassembled, in order to prevent the first box on the other side from being disassembled, the roller is inclined due to unbalance, so that the roller or the bearing is damaged, one person needs to support the roller and the rotating shaft on one side, and at the same time, the other person removes the first box on the other side, and the supported person needs to bear larger weight from the roller and the rotating shaft. Therefore, in the above prior art, it is inconvenient to disassemble and replace the roller and the rotating shaft.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an annealing furnace is with driving roller device convenient to dismantle has the effect of conveniently dismantling and changing cylinder and rotation axis.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a driving roller device for an annealing furnace convenient to disassemble comprises a rotating shaft and a roller which is coaxially arranged with the rotating shaft, wherein the roller is driven to rotate by a driving mechanism; the rotary drum is characterized by further comprising a middle supporting plate, the rotary shaft and the rotary drum are symmetrically arranged along the middle supporting plate, one end of the rotary shaft is inserted into the middle supporting plate, and the other end of the rotary shaft is provided with a first box body;

the side wall of one end, far away from the intermediate support plate, of the roller is inserted into the side wall, close to the intermediate support plate, of the first box, the side wall, far away from the intermediate support plate, of the first box is provided with a positioning installation hole through which the roller can penetrate, and the positioning installation hole is detachably connected with a first positioning end cover.

By adopting the technical scheme, the first positioning end cover is disassembled, the rotating shaft at the side and the roller can be pulled out from the positioning mounting hole of the first box body without disassembling the whole first box body, and the disassembly is more convenient; and because rotation axis and cylinder set up along the intermediate strut board symmetry, when dismantling the driving roller, only need to take rotation axis and cylinder out to keeping away from intermediate strut board one side, under the support of first box, the rotation axis and the cylinder weight that operating personnel need bear during the dismantlement are less to only need single just can dismantle and install.

By adopting the technical scheme, the first positioning end cover is disassembled, the rotating shaft at the side and the roller can be pulled out from the positioning mounting hole of the first box body without disassembling the whole first box body, and the disassembly is more convenient; and because rotation axis and cylinder set up along the intermediate strut board symmetry, when dismantling the driving roller, only need take out the rotation axis and the cylinder of intermediate strut board one side successively, under the support of first box, the rotation axis and the cylinder weight that operating personnel need bear during the dismantlement are less to only need single just can dismantle and install.

The utility model discloses further set up to, first mounting groove has been seted up at the cylinder both ends, the coaxial fixed cover in rotation axis both ends is equipped with the bearing, just the bearing is located in the first mounting groove, the cylinder is close to first box one end the bearing with the butt is equipped with the space ring between the first locating end cover, just the fixed cover of space ring is located on the rotation axis.

By adopting the technical scheme, the bearing is used for supporting the roller to rotate, so that the friction coefficient of the roller in the rotating process is reduced, and the roller has higher rotation precision. The spacer ring is used for preventing the roller from moving along the axial direction of the bearing close to one end of the first box body.

The utility model discloses further set up to, the rotation axis orientation first location end cover one end integrated into one piece has the screw thread axle, the screw thread axle is kept away from the one end of cylinder is worn out first location end cover sets up, just the screw thread axle is kept away from the one end threaded connection of cylinder has lock nut.

Through adopting above-mentioned technical scheme, set up threaded spindle and lock nut for fixed rotation axis prevents rotation axis and cylinder corotation, also can play the effect of installation and fixed first location end cover simultaneously.

The utility model is further arranged in such a way that the axial two sides of the middle supporting plate are symmetrically connected with middle positioning end covers, each middle positioning end cover comprises a first connecting cover and a second connecting cover which are integrally formed, a first mounting hole for the first connecting cover to penetrate is arranged at the axis of the middle supporting plate in a penetrating way, and the first connecting cover is inserted and arranged in the first mounting hole; the diameter of the second connecting cover is larger than that of the first mounting hole; the middle positioning end cover axis is provided with a second mounting hole through which the rotating shaft penetrates through the wall thickness of the middle positioning end cover, the rotating shaft faces the side wall of one end of the second mounting hole and is provided with a rotation stopping key groove, and the wall of the second mounting hole corresponds to the rotation stopping key groove and is provided with a rotation stopping key.

Through adopting above-mentioned technical scheme, middle location end cover is used for the location and supports the rotation axis of keeping away from first box one end to further prevent rotation axis and cylinder corotation through splines and splines.

The utility model discloses further set up to, the second is connected the lid and is kept away from one side of intermediate strut board has seted up and has been supplied the second mounting groove that the cylinder was worn to establish, just second mounting groove tank bottom orientation first mounting groove integrated into one piece has a plurality of first archs, just first arch with the bearing orientation one side lateral wall butt of intermediate position end cover.

By adopting the technical scheme, the second mounting groove is used for mounting and positioning the circumferential and axial positions of one side, facing the middle support plate, of the roller; the first bulge is used for abutting against the bearing close to one side of the middle supporting plate to prevent the bearing from being moved along the axial direction.

The utility model is further arranged in that the driving mechanism comprises a motor, a flat belt pulley and a flat belt, the motor is connected with the side wall of one side of the first box body facing the middle supporting plate, and the output shaft of the motor is inserted into the first box body; the output shaft of the motor is coaxially and rotatably connected with the flat belt pulley, and the flat belt pulley and the roller rotate relatively through the flat belt.

By adopting the technical scheme, the flat belt is firstly sleeved on the roller through the positioning mounting hole, then the flat belt pulley is arranged on the output shaft of the motor, the flat belt is sleeved on the flat belt pulley, and the rotation of the roller is driven by the rotation of the motor.

The utility model discloses further set up to, first box is kept away from one side lateral wall of motor corresponds belt mounting hole has been seted up to flat pulley department, belt mounting hole department can dismantle and be connected with belt mounting hole apron.

Through adopting above-mentioned technical scheme, the belt mounting hole is used for more convenient installation flat belt pulley on the motor output shaft, and the flat belt of flat belt pulley department of easy to assemble.

To sum up, the utility model discloses following beneficial effect has:

1. through the arrangement of the first box body and the positioning mounting hole, the effect of facilitating the disassembly and the replacement of the roller and the rotating shaft by a single person can be achieved;

2. through the arrangement of the first positioning end cover and the space ring, the effects of positioning and installing the rotating shaft and preventing the bearing close to the first positioning end cover from moving can be achieved;

3. through the setting of middle location end cover, can play the effect of location and installation rotation axis and the cylinder towards middle backup pad one side.

Drawings

Fig. 1 is a schematic sectional view of the overall structure of a related art drive roller device.

Fig. 2 is a schematic sectional view of the entire structure of the driving roller device in this embodiment.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2, and is used for embodying the structure of the intermediate positioning cover plate.

In the figure, 1, a rotation axis; 11. a threaded shaft; 12. a lock nut; 13. a space ring; 14. a rotation stopping key groove; 2. a drum; 21. a first mounting groove; 22. a bearing; 3. a drive mechanism; 31. a motor; 32. a flat belt; 33. a flat belt pulley; 4. a first case; 41. positioning the mounting hole; 42. a first positioning end cap; 421. a positioning part; 422. an installation part; 43. a belt mounting hole; 44. a belt mounting hole cover plate; 5. a middle support plate; 51. a first mounting hole; 52. a middle positioning end cover; 53. a second mounting hole; 54. a rotation stop key; 55. a first connection cover; 56. a second connecting cover; 57. a second mounting groove; 58. a first protrusion.

Detailed Description

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

Example (b):

referring to fig. 2, the driving roller device for an annealing furnace, disclosed in this embodiment, includes an intermediate support plate 5 and first cases 4 symmetrically disposed at two axial sides of the intermediate support plate 5, and the first cases 4 are hollow. The rotating shaft 1 is detachably connected between the first box 4 and the intermediate support plate 5, and both ends of the first rotating shaft 1 are respectively fixed. The drum 2 is coaxially arranged on the outer side of the circumferential direction of the rotating shaft 1, the driving mechanism 3 is arranged on the first box body 4, and the drum 2 is driven by the driving mechanism 3 to rotate along the axis of the rotating shaft 1.

Referring to fig. 2, preferably, the driving mechanism 3 includes a motor 31, a flat belt pulley 33 and a flat belt 32, the motor 31 is connected to one side of the first box 4 facing the middle support plate 5, the flat belt pulley 33 is sleeved on an output end of the motor 31 and inserted into the first box 4, a belt mounting hole 43 is formed in one side of the first box 4 away from the middle support plate 5 corresponding to the flat belt pulley 33, and a cover plate 44 passing through the belt mounting hole is bolted to the belt mounting hole 43. The belt mounting hole 43 can conveniently sleeve the flat belt 32 on the flat belt pulley 33 and the roller 2, when the motor 31 rotates, the flat belt pulley 33 is driven to rotate, and the flat belt pulley 33 drives the roller 2 to rotate through the flat belt 32.

Referring to fig. 2, the rotating shaft 1 and the roller 2 are inserted into the first box 4 toward one end of the first box 4, in order to reduce the friction coefficient of the roller 2 in the rotating process, the two ends of the rotating shaft 1 are coaxially and fixedly sleeved with bearings 22, the two ends of the roller 2 are provided with first mounting grooves 21, and the bearings 22 are embedded in the first mounting grooves 21. In order to prevent the bearing 22 from being axially moved, the end of the rotating shaft 1 facing the first casing 4 is fixedly sleeved with a spacer ring 13 for abutting against the bearing 22 on the side of the first casing 4.

Referring to fig. 2, a positioning and mounting hole 41 for the roller 2 to pass through is formed in a wall thickness of a side wall of the first box 4 far away from the intermediate support plate 5, and a first positioning end cover 42 with a T-shaped cross section is mounted at the positioning and mounting hole 41. The first positioning end cap 42 includes a positioning portion 421 and a mounting portion 422, which are integrally formed, the positioning portion 421 is inserted into the positioning mounting hole 41, and one side of the mounting portion 422 facing the positioning portion 421 abuts against a side wall of the first casing 4. One side of the rotating shaft 1 facing the first positioning end cap 42 is integrally formed with a threaded shaft 11, and one end of the threaded shaft 11 penetrates through the first positioning end cap 42 and is in threaded connection with a lock nut 12. The lock nut 12 can fix the rotation of the rotary shaft 1 and also can fix the first positioning end cap 42.

Referring to fig. 2 and 3, the intermediate support plate 5 is provided with a first mounting hole 51 through the axial direction thereof, the side wall of the end of the rotating shaft 1 away from the first box 4 is fixedly sleeved with an intermediate positioning end cover 52, the intermediate positioning end cover 52 includes a first connecting cover 55 and a second connecting cover 56 which are integrally formed, the diameter of the second connecting cover 56 is larger than that of the first connecting cover 55, and the first connecting cover 55 is fixedly inserted into the first mounting hole 51. The axis of the middle positioning end cap 52 is provided with a second mounting hole 53 through the wall thickness thereof, the wall of one end of the second mounting hole 53 facing the first connecting cap 55 is provided with a rotation stop key 54, the rotating shaft 1 is arranged in the second mounting hole 53 in a penetrating manner, and the axial side wall of the rotating shaft 1 is provided with a rotation stop key groove 14 corresponding to the rotation stop key 54. The rotation stop key 54 is engaged with the rotation stop key groove 14 for further rotation stop of the rotary shaft 1.

Referring to fig. 2 and 3, in order to keep the drum 2 close to one side of the intermediate support plate 5 balanced while rotating, a second mounting groove 57 is opened at one side of the second connection cover 56 facing the drum 2, and the drum 2 is inserted into the second mounting groove 57. In order to prevent the bearing 22 on the side of the middle positioning end cap 52 from being axially scraped, a plurality of first protrusions 58 are integrally formed on the side of the second mounting groove 57 away from the middle support plate 5, and the first protrusions 58 abut against the side wall of the bearing 22 on the side of the middle positioning end cap 52.

The implementation principle of the above embodiment is as follows: when the driving roller device is installed, the middle positioning end caps 52 are first symmetrically installed at the middle supporting plate 5, then the bearing 22 is installed in the first installation groove 21, and then the rotary shaft 1 and the drum 2 are inserted from the positioning installation hole 41. When the rotation-preventing key 54 is inserted into the rotation-preventing key groove 14 while the drum 2 is inserted into the second mounting groove 57 when the end of the rotation shaft 1 facing the intermediate support plate 5 is inserted into the second mounting hole 53, the first projection 58 abuts against the bearing 22 provided facing the intermediate support plate 5. Then, the flat belt 32 is fitted over the drum 2 through the positioning and mounting hole 41, the flat belt pulley 33 is mounted on the output shaft of the motor 31 through the belt mounting hole 43, and the flat belt 32 is fitted over the flat belt pulley 33. Then, the first positioning end cover 42 is arranged at the positioning installation hole 41, and the threaded shaft 11 is locked through the lock nut 12; finally, the belt installation hole cover plate 44 is installed at the belt installation hole 43 by bolts. When the rotary shaft 1 and the drum 2 are disassembled, the first positioning end cover 42 and the belt mounting hole cover plate 44 are disassembled, the flat belt 32 is disassembled, and the rotary shaft 1 and the drum 2 are drawn out through the positioning mounting hole 41.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A driving roller device convenient to disassemble for an annealing furnace comprises a rotating shaft (1) and a roller (2) which is coaxially arranged with the rotating shaft (1), wherein the roller (2) is driven to rotate by a driving mechanism (3); the method is characterized in that: the rotary drum type drying machine is characterized by further comprising a middle supporting plate (5), the rotary shaft (1) and the rotary drum (2) are symmetrically arranged along the middle supporting plate (5), one end of the rotary shaft (1) is inserted into the middle supporting plate (5), and the other end of the rotary shaft is provided with a first box body (4);

the roller (2) is far away from one end side wall of the intermediate support plate (5) and is inserted into one side wall of the first box body (4) close to the intermediate support plate (5), one side wall of the first box body (4) far away from the intermediate support plate (5) is provided with a positioning installation hole (41) through which the roller (2) can pass, and the positioning installation hole (41) is detachably connected with a first positioning end cover (42).

2. The easy-to-detach driving roller device for the annealing furnace according to claim 1, wherein: first mounting groove (21) have been seted up at cylinder (2) both ends, the coaxial fixed cover in rotation axis (1) both ends is equipped with bearing (22), just bearing (22) are located in first mounting groove (21), cylinder (2) are close to first box (4) one end bearing (22) with the butt is equipped with space ring (13) between first location end cover (42), just space ring (13) fixed cover is located on rotation axis (1).

3. The easy-to-detach driving roller device for the annealing furnace according to claim 2, wherein: rotation axis (1) orientation first location end cover (42) one end integrated into one piece has screw thread axle (11), screw thread axle (11) are kept away from the one end of cylinder (2) is worn out first location end cover (42) set up, just screw thread axle (11) are kept away from the one end threaded connection of cylinder (2) has lock nut (12).

4. The easy-to-detach driving roller device for the annealing furnace according to claim 3, wherein: the middle support plate (5) is symmetrically connected with middle positioning end covers (52) at two axial sides, each middle positioning end cover (52) comprises a first connecting cover (55) and a second connecting cover (56) which are integrally formed, a first mounting hole (51) through which the first connecting cover (55) can penetrate is arranged at the axis of the middle support plate (5) in a penetrating mode, and the first connecting covers (55) are inserted into the first mounting holes (51); the second connection cover (56) has a diameter larger than that of the first mounting hole (51); the middle positioning end cover (52) is provided with a second mounting hole (53) through the axis of the middle positioning end cover (52) and the wall thickness of the second mounting hole is provided with a rotation stopping key slot (14), the rotating shaft (1) faces the side wall of one end of the second mounting hole (53), and a rotation stopping key (54) is arranged on the wall of the second mounting hole (53) corresponding to the rotation stopping key slot (14).

5. The easy-to-detach driving roller device for the annealing furnace according to claim 4, wherein: keep away from second connection lid (56) one side of intermediate strut board (5) is seted up and is supplied second mounting groove (57) that cylinder (2) were worn to establish, just second mounting groove (57) tank bottom orientation first mounting groove (21) integrated into one piece has a plurality of first archs (58), just first arch (58) with bearing (22) orientation one side lateral wall butt of intermediate strut end cover (52).

6. The easy-to-detach driving roller device for the annealing furnace according to claim 1, wherein: the driving mechanism (3) comprises a motor (31), a flat belt pulley (33) and a flat belt (32), the motor (31) is connected with the side wall of one side, facing the middle supporting plate (5), of the first box body (4), and an output shaft of the motor (31) is inserted into the first box body (4); the output shaft of the motor (31) is coaxially and rotatably connected with the flat belt pulley (33), and the flat belt pulley (33) and the roller (2) relatively rotate through the flat belt (32).

7. The easy-to-detach driving roller device for the annealing furnace according to claim 6, wherein: keep away from in first box (4) one side lateral wall of motor (31) corresponds belt mounting hole (43) have been seted up in flat belt pulley (33) department, belt mounting hole (43) department can dismantle and be connected with belt mounting hole apron (44).