CN217372176U

CN217372176U - Detaching tool for linear bearing of separating drum wheel

Info

Publication number: CN217372176U
Application number: CN202220397350.6U
Authority: CN
Inventors: 舒洪波; 骆伟; 刘艳菊; 陈圣锋; 张文; 唐俊元; 贺俊尧; 冯毅; 吴勇; 何琦; 陈细波; 张倩
Original assignee: China Tobacco Sichuan Industrial Co Ltd
Current assignee: China Tobacco Sichuan Industrial Co Ltd
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-09-06
Anticipated expiration: 2032-02-25

Abstract

The utility model discloses a detaching tool for a linear bearing of a separating drum wheel, wherein an expansion sleeve is a cylindrical sleeve with an axial through hole inside, the expansion sleeve is provided with an expansion part and a sleeve joint part, the expansion part is provided with a separating groove along the radial direction, the separating groove separates the expansion part into at least four parts, the outer surface of the free end of the expansion part is provided with an outwardly convex ring, and the outer surface of the sleeve joint part is provided with a thread; one end of the expansion core is conical, the other end of the expansion core is provided with threads, the axial through hole of the expansion sleeve is the same as the expansion core in shape, the expansion sleeve is sleeved on the expansion core, and the expansion sleeve and the expansion core are in clearance fit, so that the conical end of the expansion core is positioned in the expansion part; the length of the expansion core is greater than that of the expansion sleeve, a part of the threaded end of the expansion core is exposed out of the expansion part, and the expansion sleeve is locked on the expansion core through the threaded matching of the fastening nut and the expansion core; the shell is sleeved on the sleeving part of the expansion sleeve and is in threaded fit with the sleeving part, and the shell is locked on the expansion sleeve by a stretching nut at one end close to the fastening nut. The disassembling tool is convenient to separate the linear bearing from the separating block, reduces labor intensity and avoids damage to the separating block.

Description

Detaching tool for linear bearing of separating drum wheel

Technical Field

The utility model relates to a cigarette production technical field, more specifically, the utility model relates to a separation drum linear bearing dismantles frock.

Background

As shown in figure 1, the finished cigarette is formed by arranging two single-time long non-filter cigarettes 1 on the same straight line, wherein a certain distance is reserved between the two single-time long non-filter cigarettes, then placing a double-time long filter tip 2 between the two single-time long non-filter cigarettes, wrapping the filter tip and the joint of the filter tip and the single-time long non-filter cigarette by using tipping paper 3 to obtain a double-time long cigarette, and cutting the double-time long cigarette into two sections with equal length from the middle of the double-time long cigarette to obtain two finished cigarettes.

As shown in fig. 2, at the separating wheel assembly of the MAX tipping machine of the cigarette making machine, the single-length non-filter cigarette 1 divided and cut through the previous process is adsorbed and transferred to the inner and outer separating blocks 4 of the separating wheel assembly, and when the separating wheel rotates in the counterclockwise direction, the non-filter cigarette is gradually separated along with the inward and outward movement of the two separating blocks, and then is transferred to the next process to add a double-length filter between two single-length non-filter cigarettes.

As shown in fig. 3 and 4, the direction of movement of the separating block 4 is guided by the sliding rod 5, the separating block is provided with a linear bearing, the linear bearing is matched with the sliding rod, when the separating block moves, the linear bearing 6 slides on the sliding rod, and the task of separating the single-time long non-filter cigarettes is completed.

When the cigarette making machine works, the separating wheel is a constantly-moving part, and after the cigarette making machine runs for a certain time, all parts of the separating wheel assembly are abraded or damaged, so that the work task can not be completed, and at the moment, the separating wheel assembly needs to be disassembled for maintenance.

The linear bearings on the separating block are pressed into the mounting inlet hole by certain pressure, and need to be replaced during maintenance, and are usually taken out by a straight screwdriver and a crowbar during disassembly, and as the number of the linear bearings on one separating wheel assembly is up to 12, the disassembly method is time-consuming, and easily causes damage to the bottom hole at the position of the linear bearing mounted on the separating block.

SUMMERY OF THE UTILITY MODEL

Problem to prior art existence, the utility model discloses according to the inside cylinder surface of linear bearing respectively have the characteristics of a concave ring from top to bottom to this ring is the stress point, designs a frock that can dismantle fast accurate and install separating wheel linear bearing.

In order to solve the technical problem, the utility model adopts the following technical scheme:

a separation drum wheel linear bearing dismounting tool comprises an expansion sleeve, an expansion core, a shell, a stretching nut and a fastening nut, wherein the expansion sleeve is a cylindrical sleeve with an axial through hole in the interior, the expansion sleeve is provided with an expansion part and a sleeve joint part, the expansion part is provided with a separation groove along the radial direction, the separation groove separates the expansion part into at least four parts, a ring protruding outwards is arranged on the outer surface of the free end of the expansion part, and threads are arranged on the outer surface of the sleeve joint part; one end of the expansion core is conical, the surface of the other end of the expansion core is provided with threads, the axial through hole of the expansion sleeve is the same as the expansion core in shape, the expansion sleeve is sleeved on the expansion core, and the expansion sleeve and the expansion core are in clearance fit, so that the conical end of the expansion core is positioned in the expansion part; the length of the expansion core is greater than that of the expansion sleeve, a part of the threaded end of the expansion core is exposed out of the expansion part, and the fastening nut is in threaded fit with the expansion core to lock the expansion sleeve on the expansion core; the shell is sleeved on the sleeving part of the expansion sleeve and is in threaded fit with the sleeving part, and the shell is locked on the expansion sleeve by the stretching nut at one end close to the fastening nut.

The separation drum wheel linear bearing dismantles frock, the axial through-hole of its inflation cover is formed by bell mouth and circular port combination, the bell mouth of inflation cover is located the free end tip of inflation portion.

The free end of the sleeve joint part of the detaching tool for the linear bearing of the separating drum wheel is provided with two planes which are symmetrically arranged.

The separation drum linear bearing dismounting tool is characterized in that the number of the separation grooves is four or six, all the separation grooves are uniformly distributed on the expansion part, so that the main body of the expansion part is equally divided into four parts or six parts, one equal part of each end of the main body of the expansion part is completely separated, and the other equal parts of the main body of the expansion part are connected together.

The term "free end" as used herein refers to an end that is not fixedly connected to another component.

The detaching tool for the linear bearing of the separating drum wheel is characterized in that a ring which protrudes outwards from an expansion part of the detaching tool is equally divided by the separating groove, and the ring is matched with the concave ring shape in the linear bearing of the separating wheel of the cigarette making machine, so that the ring can hook the concave ring in the linear bearing of the separating wheel of the cigarette making machine.

Separation drum linear bearing dismantle frock, outside convex ring has inclined plane portion and vertical part on its inflation portion, vertical part perpendicular to inflation portion surface, the interior edge of vertical part is connected in inflation portion surface, the free end of inflation portion is connected on one side to inclined plane portion, the another side is connected the outer edge of vertical part.

The separation drum wheel linear bearing dismounting tool is characterized in that the expansion core is a solid rod, and the length of the conical end of the expansion core is the same as that of the conical hole of the expansion sleeve.

The separating drum linear bearing dismounting tool is characterized in that the shell of the separating drum linear bearing dismounting tool is a stepped kit and is provided with a large-diameter part and a small-diameter part, the large-diameter part is provided with a large-diameter end face, the small-diameter part is provided with a small-diameter end face, the large-diameter end face can be in contact with the plane of a separating block on a separating wheel of a cigarette making machine, and the small-diameter end face is in contact with the stretching nut. The large diameter portion and the small diameter portion are named according to their relative diameters.

The outer surface of the small diameter part is hexagonal and can be matched with a wrench.

The stretching nut is a common hexagonal nut; the fastening nut is a common hexagonal nut.

The separation drum linear bearing dismantles frock and still disposes a separation drum linear bearing installation frock, the installation frock is the coaxial body structure of big cylinder and small circle post, small circle post diameter equals or is small in the inside aperture of the linear bearing of cigarette machine separating wheel for linear bearing can overlap on small circle post, big cylinder diameter equals or is greater than linear bearing's external diameter, and the junction of small circle post and big cylinder forms annular end face, and this annular end face can laminate with linear bearing's terminal surface. The large and small cylinders are named according to their relative diameter sizes.

Compared with the prior art, the utility model discloses following beneficial effect has at least:

1. through using this frock, maintenance personal can be easily quick with linear bearing from the separation piece separation and installation, reduced maintenance personal's intensity of labour and the operation degree of difficulty.

2. By using the device, the maintenance time is shortened, and the utilization rate of the equipment is improved.

3. Through using the device, standardized the maintenance operation, ensured the quality of dismantlement and installation, avoided getting through knocking, sled and tearing open and get the mode and damage the separation piece, reduced cost of maintenance.

Drawings

FIG. 1 is a schematic view of a double-length cigarette.

Fig. 2 is a schematic structural view of the separator wheel assembly.

FIG. 3 is a plan view of a separator block on the separator wheel assembly.

Fig. 4 is a sectional view a-a of fig. 3.

Fig. 5 is a view of a split wheel linear bearing arrangement.

Fig. 6 is a sectional view B-B of fig. 5.

Figure 7 is the utility model discloses separation drum linear bearing dismantles frock assembly.

Fig. 8 is a cross-sectional view of the structure shown in fig. 7.

Fig. 9 is the utility model discloses separation drum linear bearing dismantles frock and separation block cooperation sketch map.

Fig. 10 is a cross-sectional view C-C of fig. 9.

Fig. 11 is a schematic structural view of the expansion sleeve.

Fig. 12 is a cross-sectional view taken along line D-D of fig. 11.

FIG. 13 is a schematic view of an expansion core construction.

Fig. 14 is a schematic view of the structure of the housing.

Fig. 15 is a cross-sectional view E-E of fig. 14.

Fig. 16 is a structural schematic diagram of a separation drum linear bearing mounting tool.

Figure 17 is a view of the separation drum linear bearing mounting tooling in cooperation with a linear bearing.

In the figure, the part names of the respective numbers are: 1. a cigarette without a filter tip; 2. a double length filter; 3. tipping paper; 4. separating the blocks; 5. a slide bar; 6. a linear bearing; 7. a concave ring; 8. an expansion sleeve; 9. expanding the core; 10. a housing; 11. stretching the nut; 12. fastening a nut; 13. an expansion part; 14. a socket joint part; 15. a plane; 16. a separation tank; 17. a socket screw thread; 18. a ring; 19. a tapered end; 20. expanding the core thread; 21. a cylindrical end; 23. an inclined plane part; 22. a free end portion of the expansion portion; 24. a vertical portion; 25. a large diameter portion; 26. a small diameter part; 27. a large-diameter end face; 28. a small-diameter end face; 29. a large cylinder; 30. a small cylinder; 31. an annular end face; 32. and (6) installing a tool.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 7 and 8, the structure of the detaching tool for the linear bearing of the separating drum comprises an expansion sleeve 8, an expansion core 9, a shell 10, a stretching nut 11 and a fastening nut 12, and the structure and the function of each part are described below.

As shown in fig. 11 and 12, the expansion sleeve is a cylindrical sleeve with an axial through hole inside, and the axial through hole of the expansion sleeve is formed by combining a tapered hole and a circular hole, and the tapered hole of the expansion sleeve is located at the free end 22 of the expansion part. The expansion sleeve is provided with an expansion part 13 and a sleeve part 14, a separation groove 16 is arranged on the expansion part along the radial direction, the separation groove separates the expansion part into at least four parts, a ring 18 protruding outwards is arranged on the outer surface of the free end of the expansion part, and a thread (sleeve part thread 17) is arranged on the outer surface of the sleeve part. The free end of the sleeving part is provided with two planes 15 which are symmetrically arranged, so that the shell can be sleeved on the sleeving part conveniently, and the expansion sleeve can be positioned conveniently on the other hand. The two planes 15 are symmetrically distributed at the end part threads of the free end of the sleeve joint part, and the joint of the planes 15 and the threads of the sleeve joint part is provided with a step, so that the diameter of the position of the upper plane 15 of the expansion sleeve is smaller than the diameter of the threads of the expansion sleeve. The outwardly projecting ring 18 of the expansion part has a bevel 23 and a vertical 24 perpendicular to the outer surface of the expansion part, the inner edge of the vertical being connected to the outer surface of the expansion part, the bevel being connected on one side to the free end of the expansion part and on the other side to the outer edge of the vertical. The separation grooves 16 are four or six, all of which are uniformly distributed on the expansion part, so that the main body of the expansion part is divided into four or six parts, one end (end a) of the main body of the expansion part is completely separated from each other, and the other end (end B) of the main body of the expansion part is connected together. When the expansion core moves to the right, the tapered end 19 causes the body of the expansion to expand outward and hook into a recessed ring inside the linear bearing. The linear bearing 6 of the separating wheel of the cigarette making machine is constructed as shown in figures 5 and 6, and the linear bearing is internally provided with concave rings 7 at two ends. The outwardly projecting ring 18 of the expansion is also bisected by the separating groove 16, the ring 18 matching the shape of the recessed ring 7 inside the linear bearing 6 of the cigarette maker separating wheel, so that the ring 18 can catch the recessed ring 7 inside the linear bearing of the cigarette maker separating wheel.

The expansion core is a solid rod, the main structure of the expansion core is a cylindrical rod, one end of the expansion core is a cone (a cone end 19), the other end of the expansion core is a cylindrical end 21, threads (expansion core threads 20) are arranged on the surface of the cylindrical end 21, the axial through hole of the expansion sleeve is the same as the expansion core in shape, the expansion sleeve is sleeved on the expansion core, and the expansion core and the expansion sleeve are in clearance fit, so that the cone end 19 of the expansion core is located in an expansion part. The length of the conical end of the expansion core is the same as that of the conical hole of the expansion sleeve.

As shown in fig. 10, the length of the expansion core is greater than that of the expansion sleeve, a part of the threaded end (cylindrical end 21) of the expansion core is exposed outside the expansion part, and the fastening nut 12 is in threaded fit with the expansion core to lock the expansion sleeve 8 on the expansion core 9; the shell 10 is sleeved on the sleeving part of the expansion sleeve and is in threaded fit with the sleeving part, and the shell is locked on the expansion sleeve by a stretching nut 11 at one end close to a fastening nut 12. The stretching nut is a common hexagon nut, the end face of the stretching nut is in contact with the shell and is in threaded fit with the expansion sleeve, and when the fastening nut is fastened, the stretching nut is rotated clockwise to enable the expansion sleeve and the expansion core to be pulled out rightwards. The fastening nut is a common hexagon nut and is in threaded fit with the expansion core, the expansion core moves rightwards by clockwise rotating the fastening nut, the thread-free position of the expansion sleeve is radially expanded outwards by the conical end of the expansion core, and the convex ring is matched with the concave ring of the linear bearing.

As shown in fig. 14 and 15, the outer shell is a stepped sleeve having a large diameter portion 25 with a large diameter end face 27 and a small diameter portion 26 with a small diameter end face 28 which is capable of contacting the flat face of the separator block on the separator wheel of the cigarette making machine and the small diameter end face of the draw nut. The surface of minor diameter portion is the hexagon, can cooperate with the spanner, follows the rotation when preventing to use.

The working principle of the detaching tool for the linear bearing of the separation drum wheel is as follows: when the tool is used, the fastening nut is firstly loosened to reset the expansion core and the expansion sleeve, the whole tool is installed into the linear bearing, the fastening nut is rotated to enable the expansion core to move rightwards, the expansion sleeve expands to hook the concave ring on the inner wall of the linear bearing, finally, the stretching nut is rotated to enable the shell to be propped against the separation block, and the expansion sleeve pulls the linear bearing out of the separation block installation hole.

As shown in fig. 16 and 17, the detaching tool for the linear bearing of the separating drum is further provided with a mounting tool for the linear bearing of the separating drum, the mounting tool 32 is an integral structure with a large cylinder 29 and a small cylinder 30 coaxial, the diameter of the small cylinder is equal to or slightly smaller than the inner diameter of the linear bearing of the separating wheel of the cigarette making machine, so that the linear bearing 6 can be sleeved on the small cylinder, the diameter of the large cylinder is equal to or larger than the outer diameter of the linear bearing, an annular end face 31 is formed at the joint of the small cylinder and the large cylinder, and the annular end face can be attached to the end face of the linear bearing.

When the linear bearing is installed, the linear bearing is matched with the installation tool and then is installed in the installation hole of the separation block, the hammer is used for knocking the upper end face of the installation tool to enable the linear bearing to completely enter the separation block, the installation tool is pulled out, and the bearing is prevented from being damaged in a mode of directly knocking the upper end face of the linear bearing.

Although the invention has been described herein with reference to the illustrated embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More specifically, various variations and modifications may be made to the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure herein. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.

Claims

1. The separation drum wheel linear bearing dismounting tool is characterized by comprising an expansion sleeve, an expansion core, a shell, a stretching nut and a fastening nut, wherein the expansion sleeve is a cylindrical sleeve with an axial through hole in the interior, the expansion sleeve is provided with an expansion part and a sleeve joint part, the expansion part is provided with a separation groove along the radial direction, the separation groove separates the expansion part into at least four parts, a ring protruding outwards is arranged on the outer surface of the free end of the expansion part, and a thread is arranged on the outer surface of the sleeve joint part; one end of the expansion core is conical, the surface of the other end of the expansion core is provided with threads, the axial through hole of the expansion sleeve is the same as the expansion core in shape, the expansion sleeve is sleeved on the expansion core, and the expansion sleeve and the expansion core are in clearance fit, so that the conical end of the expansion core is positioned in the expansion part; the length of the expansion core is greater than that of the expansion sleeve, a part of the threaded end of the expansion core is exposed out of the expansion part, and the fastening nut is in threaded fit with the expansion core to lock the expansion sleeve on the expansion core; the shell is sleeved on the sleeving part of the expansion sleeve and is in threaded fit with the sleeving part, and the shell is locked on the expansion sleeve by the stretching nut at one end close to the fastening nut.

2. The separation drum linear bearing disassembly tool of claim 1, wherein the axial through hole of the expansion sleeve is formed by combining a tapered hole and a circular hole, and the tapered hole of the expansion sleeve is located at the free end of the expansion part.

3. The separation drum linear bearing disassembly tool of claim 1, wherein the free end of the socket portion has two planes which are symmetrically arranged.

4. The separation drum linear bearing dismounting tool according to claim 1, characterized in that the separation grooves are four or six, all the separation grooves are uniformly distributed on the expansion part, so that the main body of the expansion part is divided into four or six parts, one end of the main body of the expansion part is completely separated from each other, and the other end of the main body of the expansion part is connected together.

5. The disengaging drum linear bearing disassembly tool of claim 1 wherein the outwardly projecting ring on the expanded portion is also bisected by the disengaging groove, the ring mating with a recessed ring shape inside the linear bearing of the cigarette machine disengaging wheel such that the ring catches on a recessed ring inside the linear bearing of the cigarette machine disengaging wheel.

6. The separation drum linear bearing disassembly tool of claim 1, wherein the outwardly protruding ring of the expansion part has a bevel portion and a vertical portion, the vertical portion is perpendicular to the outer surface of the expansion part, the inner edge of the vertical portion is connected to the outer surface of the expansion part, the bevel portion is connected to the free end of the expansion part on one side, and the other side is connected to the outer edge of the vertical portion.

7. The separation drum linear bearing disassembly tool of claim 1, wherein the expansion core is a solid rod.

8. The disengaging drum linear bearing disengaging tool of claim 1 wherein the housing is a stepped sleeve having a large diameter portion with a large diameter end surface and a small diameter portion with a small diameter end surface, the large diameter end surface being capable of contacting a flat surface of a disengaging block on a cigarette making machine disengaging wheel, the small diameter end surface being in contact with the tension nut; the outer surface of the small diameter part is hexagonal.

9. The separation drum linear bearing disassembly tool of claim 1, wherein the tension nut is a hex nut and the tightening nut is a hex nut.

10. The detaching tool for the separating drum linear bearing as claimed in claim 1, wherein the detaching tool for the separating drum linear bearing is further provided with a detaching tool for the separating drum linear bearing, the detaching tool is an integrated structure with a large cylinder and a small cylinder coaxial, the linear bearing can be sleeved on the small cylinder, the diameter of the large cylinder is equal to or larger than the outer diameter of the linear bearing, an annular end face is formed at the joint of the small cylinder and the large cylinder, and the annular end face can be attached to the end face of the linear bearing.