CN216372018U

CN216372018U - High-speed roller dabber round nut assembly and disassembly tools of taking of system silk thread

Info

Publication number: CN216372018U
Application number: CN202122721815.7U
Authority: CN
Inventors: 刘爱平; 查树新; 刘金刚; 杨世荣; 吴宁
Original assignee: China Tobacco Shandong Industrial Co Ltd
Current assignee: China Tobacco Shandong Industrial Co Ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-04-26
Anticipated expiration: 2031-11-09

Abstract

The utility model provides a disassembling and assembling tool for a high-speed roller-equipped mandrel round nut of a tobacco processing line, and belongs to the technical field of auxiliary tools for tobacco production. This instrument is including taking the roller, fixed cover and spanner spare, the center of taking the roller is provided with the dabber, the both ends of taking the roller are provided with the bearing, one side of bearing is provided with the round nut, four at least groups draw-in grooves have been seted up to the outside equidistance of round nut, fixed cover sets up in one side of taking the roller, spanner spare cup joints in the inside of fixed cover, the one end of spanner spare is provided with the fixture block, the other end of spanner spare is provided with the lug, the lug is square structure, four sides of lug all are provided with the twist grip, twist grip is the cylinder structure, this instrument simple structure, the manufacture is convenient, the precision and the efficiency of high-speed belt roller dabber round nut dismouting of system silk thread have effectively been improved, it is laborsaving to save time, prevent the accessory damage, the change frequency is reduced, save cost of maintenance, and the structure is used extensively, and the commonality is strong.

Description

High-speed roller dabber round nut assembly and disassembly tools of taking of system silk thread

Technical Field

The utility model relates to the technical field of auxiliary tools for tobacco production, in particular to a disassembling and assembling tool for a high-speed roller-mandrel round nut of a tobacco processing line.

Background

The main function of the tobacco processing workshop blade processing line optical impurity removing machine is to remove foreign matters mixed in tobacco through an intelligent detection system, the tobacco processing line impurity removing machine comprises a frame, a machine body and a belt door cover arranged on the machine body, and a high-speed belt is arranged in the machine body and used for conveying tobacco. The high-speed belt roller of the impurity removing machine has high rotating speed and high assembly precision requirement. When the bearing is replaced, the bearing is locked by the round nut inside the belt roller, the space is narrow, and the hook-type spanner can not be disassembled and assembled by using a traditional tool. At present, the prior art in China can only knock and lock or loosen the round nut with a thin iron rod and a hammer to disassemble, assemble and replace the high-speed bearing with the roller, the traditional disassembling and assembling mode can cause the damage of the internal thread of the roller, the thread of the locking sleeve and the round nut to different degrees, the reworking and the replacement of spare and accessory parts are caused, even the whole roller is scrapped, and the economic loss is large.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects, the disassembling and assembling tool for the circular nut of the mandrel of the high-speed belt roller for the silk making thread, provided by the utility model, is matched with a fixed sleeve and a wrench piece with corresponding sizes according to actual working conditions, so that the circular nut inside the belt roller can be conveniently disassembled and assembled, and the installation precision and the maintenance efficiency are improved.

The utility model is realized by the following steps:

a high-speed roller dabber round nut assembly and disassembly tools of system silk thread, includes area roller, fixed cover and spanner spare, the both ends of taking the roller all have seted up first internal thread, the center of taking the roller is provided with the dabber, the both ends of taking the roller are provided with the bearing, the inboard of bearing is provided with the cover that rises, the inboard of cover that rises with the outer wall butt of dabber, one side of bearing is provided with the round nut, the outside equidistance of round nut has seted up four at least groups of draw-in grooves, the fixed cover set up in one side of taking the roller, the fixed cover with spanner spare all is hollow ring structure, spanner spare cup joint in the inside of fixed cover, and spanner spare's external diameter size and the internal diameter size looks adaptation of fixed cover, spanner spare's one end is provided with the fixture block, spanner spare's the other end is provided with the lug, the lug is the square structure, the four sides of the lug are provided with rotating handles which are in a cylindrical structure.

In an embodiment of the utility model, first external threads are respectively formed at two ends of the mandrel, the round nut is in threaded fit connection with the first external threads, and one side of the round nut is abutted against one side of the expansion sleeve.

In one embodiment of the utility model, one end of the fixing sleeve is provided with a second external thread which is in threaded engagement with the first internal thread.

In an embodiment of the present invention, the outer wall of the fixing sleeve is provided with a first positioning hole, and a central axis of the first positioning hole is perpendicular to a central axis of the fixing sleeve.

In an embodiment of the present invention, a second positioning hole is formed in an outer wall of the wrench member, a central axis of the second positioning hole is perpendicular to a central axis of the wrench member, a positioning pin is disposed on one side of the wrench member, and one end of the positioning pin sequentially penetrates through the first positioning hole and the second positioning hole.

In an embodiment of the present invention, the clamping blocks are disposed at one end of the wrench member close to the round nut, the clamping blocks and the wrench member are integrally formed, the number of the clamping blocks corresponds to the number of the clamping grooves, the clamping blocks are embedded in the clamping grooves, and the clamping blocks are in clearance fit with the clamping grooves.

In an embodiment of the present invention, the protrusion and the wrench member are integrally formed, the four sides of the protrusion are respectively provided with a second internal thread, one end of the rotating handle is provided with a third external thread, and the third external thread is in threaded fit connection with the second internal thread.

In an embodiment of the present invention, a third internal thread is formed at an end of the rotating handle away from the third external thread, and the size and the specification of the third internal thread are consistent with those of the second internal thread.

In one embodiment of the utility model, the anti-skid salient points are distributed on the outer wall of the rotating handle in an array manner.

In one embodiment of the present invention, the wrench member is made of 45# steel and has a hardness greater than HRC 55 after quenching.

The disassembling and assembling tool for the high-speed wire-making circular nut with the roller mandrel, which is obtained by the design, has the beneficial effects that: simple structure, it is convenient to manufacture, has effectively improved the precision and the efficiency of high-speed roller dabber round nut dismouting of system silk thread, and labour saving and time saving prevents the accessory damage, reduces the change frequency, saves cost of maintenance, and the structure is used extensively, and the commonality is strong.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic cross-sectional structural view of a first embodiment of a disassembling and assembling tool for a high-speed spindle round nut with a roller for manufacturing a wire according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional exploded structural view of a disassembling and assembling tool for a high-speed spindle and round nut with a roller for manufacturing a silk thread according to an embodiment of the utility model;

fig. 3 is a schematic cross-sectional structural view of a second example of the dismounting tool for a high-speed spindle nut with a roller for manufacturing a wire according to the embodiment of the present invention;

in the figure: 10-belt rollers; 11-a first internal thread; 20-a mandrel; 21-a first external thread; 30-a bearing; 31-an expansion sleeve; 40-round nuts; 41-card slot; 100-fixing a sleeve; 101-a second external thread; 102-a first positioning hole; 200-a wrench member; 201-a fixture block; 202-a second positioning hole; 203-bumps; 2031 — a second internal thread; 204-turning the handle; 2041-a third external thread; 2042-third internal thread; 2043-anti-slip bumps; 205-locating pins.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Example one

Referring to fig. 1-2, the present invention provides a technical solution: a high-speed wire-manufacturing roller-equipped mandrel round nut dismounting tool comprises a belt roller 10, a fixing sleeve 100 and a wrench part 200, wherein first internal threads 11 are formed at two ends of the belt roller 10, a mandrel 20 is arranged at the center of the belt roller 10, bearings 30 are arranged at two ends of the belt roller 10, an expansion sleeve 31 is arranged on the inner side of each bearing 30, the inner side of each expansion sleeve 31 is abutted against the outer wall of the mandrel 20, the expansion sleeve 31 enables the bearing 30 to be abutted against the inner wall of the belt roller 10 more firmly, power transmission is more stable during high-speed rotation, a round nut 40 is arranged on one side of each bearing 30, at least four groups of clamping grooves 41 are formed in the outer side of each round nut 40 at equal intervals, the fixing sleeve 100 is arranged on one side of the belt roller 10, the fixing sleeve 100 and the wrench part 200 are both in a hollow circular ring structure, the wrench part 200 is sleeved inside the fixing sleeve 100, the outer diameter of the wrench part 200 is matched with the inner diameter of the fixing sleeve 100, the center of the fixing sleeve 100 is an installation channel of the wrench part 200, the one end of spanner piece 200 is provided with fixture block 201, and the other end of spanner piece 200 is provided with lug 203, and lug 203 is the square structure, and four sides of lug 203 all are provided with turning handle 204, and turning handle 204 is the cylinder structure, and turning handle 204 provides the handle for spanner piece 200's rotation, and the turning moment of increase spanner piece 200 makes things convenient for round nut 40's dismouting.

As an embodiment of the present invention, further, both ends of the mandrel 20 are provided with first external threads 21, the round nut 40 is in threaded fit connection with the first external threads 21, one side of the round nut 40 abuts against one side of the expansion sleeve 31, the round nut 40 plays a role of limiting and fixing the bearing 30, and the mandrel 20 drives the belt roller 10 to synchronously rotate through the transmission of the bearing 30 through the threaded connection with the mandrel 20.

As an embodiment of the present invention, further, one end of the fixing sleeve 100 is provided with a second external thread 101, the second external thread 101 is in threaded fit with the first internal thread 11, and when the round nut 40 is disassembled and assembled, the fixing sleeve 100 is fixed on the belt roller 10 through threaded fit, which facilitates positioning and tightening of the wrench member 200.

As an embodiment of the present invention, further, the outer wall of the fixing sleeve 100 is provided with a first positioning hole 102, a central axis of the first positioning hole 102 is perpendicular to a central axis of the fixing sleeve 100, the outer wall of the wrench member 200 is provided with a second positioning hole 202, a central axis of the second positioning hole 202 is perpendicular to the central axis of the wrench member 200, one side of the wrench member 200 is provided with a positioning pin 205, one end of the positioning pin 205 sequentially penetrates through the first positioning hole 102 and the second positioning hole 202, the positioning pin 205 is clamped into the first positioning hole 102 and the second positioning hole 202 to enable the fixing sleeve 100 and the wrench member 200 to synchronously rotate, and it is ensured that the core shaft 20 and the belt roller 10 rotate in the opposite direction when the round nut 40 is tightened.

As an embodiment of the present invention, further, the fixture block 201 is disposed at one end of the wrench member 200 close to the round nut 40, the fixture block 201 and the wrench member 200 are integrally formed, the number of the fixture blocks 201 corresponds to the number of the slots 41, the fixture block 201 is embedded in the slot 41, the fixture block 201 is in clearance fit with the slot 41, and the fixture block 201 is embedded in the slot 41, so that a force on the wrench member 200 is conveniently applied to the round nut 40 without an additional hammer or other tools.

As an embodiment of the present invention, further, the protrusion 203 and the wrench piece 200 are integrally formed, the four sides of the protrusion 203 are respectively provided with a second internal thread 2031, one end of the rotating handle 204 is provided with a third external thread 2041, the third external thread 2041 is in threaded fit connection with the second internal thread 2031, and the rotating handle 204 is connected with the protrusion 203 through a thread, so that the use is convenient and the connection is firm.

As an embodiment of the utility model, further, the anti-slip protruding points 2043 are distributed on the outer wall of the rotating handle 204 in an array manner, and the friction force between the anti-slip protruding points 2043 and the hand is used to prevent the hand from slipping when the round nut is disassembled and assembled, so that the disassembling efficiency is improved.

As an embodiment of the present invention, further, the wrench member 200 is made of 45# steel, and is quenched, so that the hardness of the 45# steel is greater than HRC 55, the 45# steel has high economic benefit, is convenient to process, the high hardness ensures the safety of the tool during use, and increases the service life of the tool.

Example two

Referring to fig. 1-2, one end of the turning handle 204, which is far away from the third external thread 2041, is provided with a third internal thread 2042, and the size and specification of the third internal thread 2042 are consistent with those of the second internal thread 2031, when the round nut is disassembled and assembled, if the round nut 40 is found to be installed too tightly, two groups of the turning handles 204 can be connected to the third internal threads 2042 on the other two groups of the turning handles 204 through the third external thread 2041, so that the torque of the turning handles 204 can be increased, the labor can be saved when the round nut is used by a worker, the disassembling and assembling efficiency can be improved, and the working time can be saved.

Specifically, this high-speed roller dabber round nut assembly and disassembly tools's of taking of system silk thread theory of operation: during installation, the round nut 40 is screwed into the first external thread 21 on the mandrel 20, the second external thread 101 on the fixing sleeve 100 is screwed into the first internal thread 11, but the threads are not screwed, one end of the wrench piece 200 with the clamping block 201 is inserted into the fixing sleeve 100, the clamping block 201 is clamped into the clamping groove 41 on the round nut 40, the other end of the mandrel 20 is clamped into the anti-rotation wrench, the wrench piece 200 is rotated by holding the rotating wrench 204, the round nut 40 is pre-tightened, when certain resistance exists, the fixing sleeve 100 is rotated, the first positioning hole 102 is aligned with the second positioning hole 202, the positioning pin 205 is inserted, the wrench piece 200 is rotated by the rotating handle 204, the round nut 40 is tightly fixed, the round nut 40 is installed, the fixing sleeve 100 and the wrench piece 200 are removed, when disassembly is needed, the fixing sleeve 100 and the wrench piece 200 are installed in the same way, the other end of the mandrel 20 is clamped into the anti-rotation wrench, and then the positioning pin 205 is inserted into the first positioning hole 102 and the second positioning hole 202, the wrench part 200 is rotated in the opposite direction by rotating the handle 204, when the round nut 40 is installed too tightly, two groups of rotating handles 204 can be butted with the other two groups of handles, the handles are lengthened, the torque is increased, the force is convenient to apply, and the loosened round nut 40 is taken out to complete the disassembly.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a high-speed roller dabber circular nut assembly and disassembly tools of taking of system silk thread, its characterized in that, including taking roller (10), fixed cover (100) and spanner spare (200), first internal thread (11) have all been seted up at the both ends of taking roller (10), the center of taking roller (10) is provided with dabber (20), the both ends of taking roller (10) are provided with bearing (30), the inboard of bearing (30) is provided with cover (31) that rises, the inboard of cover (31) that rises with the outer wall butt of dabber (20), one side of bearing (30) is provided with circular nut (40), four at least groups draw-in groove (41) have been seted up to the outside equidistance of circular nut (40), fixed cover (100) set up in one side of taking roller (10), fixed cover (100) with spanner spare (200) all are hollow ring structure, spanner spare (200) cup joint in the inside of fixed cover (100), the outer diameter of the wrench piece (200) is matched with the inner diameter of the fixing sleeve (100), a clamping block (201) is arranged at one end of the wrench piece (200), a convex block (203) is arranged at the other end of the wrench piece (200), the convex block (203) is of a square structure, rotating handles (204) are arranged on four sides of the convex block (203), and the rotating handles (204) are of a cylindrical structure.

2. The wire-making high-speed roller mandrel round nut dismounting tool according to claim 1, wherein first external threads (21) are formed at two ends of the mandrel (20), the round nut (40) is in threaded fit connection with the first external threads (21), and one side of the round nut (40) is abutted to one side of the expansion sleeve (31).

3. A wire-making high-speed roller mandrel round nut dismounting tool according to claim 1, characterized in that one end of said fixing sleeve (100) is provided with a second external thread (101), and said second external thread (101) is in threaded fit with said first internal thread (11).

4. The tool for disassembling and assembling the wire-making high-speed circular nut with the roller mandrel as claimed in claim 1, wherein a first positioning hole (102) is formed in an outer wall of the fixing sleeve (100), and a central axis of the first positioning hole (102) is perpendicular to a central axis of the fixing sleeve (100).

5. The tool for disassembling and assembling the wire-making high-speed belt roller mandrel round nut as claimed in claim 4, wherein a second positioning hole (202) is formed in an outer wall of the wrench member (200), a central axis of the second positioning hole (202) is perpendicular to a central axis of the wrench member (200), a positioning pin (205) is disposed on one side of the wrench member (200), and one end of the positioning pin (205) sequentially penetrates through the first positioning hole (102) and the second positioning hole (202).

6. The wire-making high-speed spindle round nut dismounting tool with the roller according to claim 1, wherein the clamping blocks (201) are arranged at one end of the wrench member (200) close to the round nut (40), the clamping blocks (201) and the wrench member (200) are integrally formed, the number of the clamping blocks (201) corresponds to the number of the clamping grooves (41), the clamping blocks (201) are embedded in the clamping grooves (41), and the clamping blocks (201) are in clearance fit with the clamping grooves (41).

7. The high-speed ribbon roller mandrel round nut dismounting tool for wire manufacturing according to claim 1, wherein the projection (203) and the wrench member (200) are integrally formed, second internal threads (2031) are arranged on four sides of the projection (203), a third external thread (2041) is arranged at one end of the rotating handle (204), and the third external thread (2041) is in threaded fit connection with the second internal threads (2031).

8. The tool for disassembling and assembling the round nut with the high-speed ribbon roller mandrel for the wire manufacturing according to claim 7, wherein a third internal thread (2042) is formed at one end of the rotating handle (204) far away from the third external thread (2041), and the third internal thread (2042) and the second internal thread (2031) are consistent in size and specification.

9. The wire-making high-speed roller mandrel round nut dismounting tool according to claim 1, wherein antiskid salient points (2043) are distributed on the outer wall of the rotating handle (204) in an array mode.

10. The tool for disassembling and assembling the wire-manufacturing high-speed belt roller mandrel round nut as claimed in claim 1, wherein the wrench piece (200) is made of 45# steel, and is quenched to have a hardness greater than HRC 55.