CN113894628B

CN113894628B - Grinding tool for shaft journal of wire making equipment

Info

Publication number: CN113894628B
Application number: CN202111095086.7A
Authority: CN
Inventors: 李长进; 张红军; 周广旭; 侯俊峰; 王建涛; 靳亚伟; 卫宣志; 佟欣
Original assignee: China Tobacco Henan Industrial Co Ltd
Current assignee: China Tobacco Henan Industrial Co Ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-12-27
Anticipated expiration: 2041-09-17
Also published as: CN113894628A

Abstract

The invention discloses a grinding tool for shaft journals of shaft parts of wire-making equipment, which has the conception that a rack for placing the shaft parts is formed by a side support, a bottom support, an adjustable support, an adjusting screw and a support bearing, the distance between the adjustable support and the side support can be adjusted to adapt to the placement of the shaft parts with different diameters, and the support bearing can be used for bearing and rotating a shaft part body to be ground; and the side bracket, the coping bracket, the top bracket, the lifting screw, the sliding guide rod, the lifting beam and the sliding block form a space for vertical movement and horizontal movement of the angle grinder, so that the angle grinder can be accurately contacted with shaft journals with different sizes. The invention provides great convenience for grinding shaft journals, realizes efficient and economic repair operation after shaft journals are worn while ensuring grinding precision, and effectively avoids the problem that the whole part is scrapped due to shaft journal abrasion.

Description

Grinding tool for shaft journal of wire making equipment

Technical Field

The invention relates to the field of tobacco shred processing equipment, in particular to a grinding tool for a shaft journal of a tobacco making device.

Background

Various long shaft parts used by tobacco shred manufacturing equipment are more, most of the parts are arranged on the equipment through bearings, and the shaft necks of the shaft parts are abraded after the bearings are abnormal in the using process, so that the whole shaft is scrapped after the shaft necks are abraded.

Generally, a method for repairing a worn journal is to compensate for the amount of wear of the journal by performing build-up welding on a worn portion of the journal, but the rotation accuracy of a shaft cannot be recovered due to deterioration in cylindricity and concentricity with the shaft of the journal after the build-up welding. Therefore, the journal repaired by overlaying needs to be repaired by grinding again, and the size of the original journal is restored.

The existing grinding mode is to transport the shaft neck to a mechanical factory for repairing by a machine tool or manually grind the shaft neck after overlaying by an electric angle grinder, and the two methods have the defects of high cost and long period for repairing when the shaft neck is returned to the factory; secondly, the precision of manual grinding is poor.

Disclosure of Invention

In view of this, the invention aims to provide a grinding tool for shaft journals of shaft parts of wire manufacturing equipment, which solves the problems of high factory repair cost, long cycle and poor manual repair precision of the shaft parts of the wire manufacturing equipment.

The technical scheme adopted by the invention is as follows:

the utility model provides a system silk equipment axle class spare axle journal coping frock, includes wherein: the grinding device comprises a side bracket, a bottom bracket, a grinding bracket, a top bracket, a lifting screw, a sliding guide rod, a lifting beam, a lifting cross beam, a sliding block, an angle grinder, an adjustable support, an adjusting screw and a support bearing;

the two side supports are connected to two sides of the bottom support, the four grinding supports are respectively connected to the side supports, and the top support is connected with the four grinding supports;

the lifting screw is in threaded connection with the top support, the lower part of the lifting screw is fixedly connected with the lifting cross beam, two ends of the lifting cross beam are respectively connected with the two lifting beams, and two ends of the lifting beams are movably connected with sliding grooves formed in the inner side surface of the coping support; the lower part of the lifting beam is provided with the sliding block, the angle grinder is fixed on the lower part of the sliding block, the sliding guide rod is arranged between the two lifting beams, and the sliding block is movably connected with the sliding guide rod;

the adjustable support is arranged in a rack formed by the side supports and the bottom support, the adjusting screw rod penetrates through a threaded hole in the middle of the adjustable support, two ends of the adjusting screw rod are respectively connected with the two side supports, and one end of the adjusting screw rod is provided with an adjusting operation part; and supporting bearings used for supporting and rotating the shaft part to be processed are arranged on the upper part of the adjustable support and the upper part of at least one side bracket.

In at least one possible implementation manner, a fixing frame is connected to the lower portion of the sliding block, and the angle grinder is mounted on the fixing frame.

In at least one possible implementation manner, a lifting handle is arranged at the upper part of the lifting screw rod.

In at least one possible implementation manner, a support guide rod is further connected between the two side brackets, and a through hole for penetrating the support guide rod is formed in the adjustable support.

In at least one possible implementation manner, the tool further comprises at least four adjustable supports, and the adjustable supports are mounted on the lower portion of the bottom support.

In at least one possible implementation manner, the inner side surface of the side bracket is provided with a positioning groove used for being installed with the bottom bracket.

In at least one possible implementation manner, the lower part of the sharpening bracket is provided with an abutting groove used for being installed with the side bracket.

In at least one possible implementation manner, the sliding groove is a dovetail groove.

In at least one possible implementation manner, the adjusting operation portion is of a square head structure.

In at least one possible implementation manner, a plurality of lightening holes are formed on the bottom bracket.

The invention has the conception that the axle part journal polishing tool is constructed by a side support, a bottom support, a polishing support, a top support, a lifting screw, a sliding guide rod, a lifting beam, a lifting cross beam, a sliding block, an angle grinder, an adjustable support, an adjusting screw and a support bearing, wherein the side support, the bottom support, the adjustable support, the adjusting screw and the support bearing form a rack for placing axle parts, the distance between the adjustable support and the side support can be adjusted to adapt to the placement of axle parts with different diameters, and the support bearing can be used for supporting and rotating an axle part body to be polished. The angle grinder consists of a side support, a grinding support, a top support, a lifting screw, a sliding guide rod, a lifting beam, a lifting cross beam and a sliding block, and a lifting and horizontal moving space of the angle grinder is formed, so that the angle grinder can be accurately contacted with shaft journals of shaft parts of different sizes. The shaft journal repairing device provides great convenience for grinding shaft journals, ensures grinding precision, realizes efficient and economic repairing operation after the shaft journals are worn, and effectively avoids the problem that the whole part is scrapped due to the wear of the journals of the shaft parts.

Drawings

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described with reference to the accompanying drawings, in which:

fig. 1 is a schematic view of a grinding tool for a shaft journal of a wire manufacturing device according to an embodiment of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative only and should not be construed as limiting the invention.

The invention provides an embodiment of a grinding tool for a shaft journal of a wire manufacturing device, which is shown in fig. 1 and specifically comprises the following steps: the grinding device comprises a side bracket 2, a bottom bracket 3, a grinding bracket 4, a top bracket 5, a lifting screw 6, a sliding guide rod 8, a lifting beam 9, a lifting cross beam 12, a sliding block 11, an angle grinder 10, an adjustable support 17, an adjusting screw 14 and

support bearings

18 and 19.

The two side supports 2 are connected to two sides of the bottom support 3, the four grinding supports 4 are respectively connected to the side supports 2, and the top support 5 is connected with the four grinding supports 4.

The lifting screw 6 is connected with the top support 5, the lower part of the lifting screw 6 is connected with the lifting beam 12, two ends of the lifting beam 12 are respectively connected with the two lifting beams 9, and two ends of the lifting beams 9 are movably connected with sliding grooves 41 arranged on the inner side surface of the grinding support 4; the sliding block 11 is arranged at the lower part of the lifting beam 12, the angle grinder 10 is fixed at the lower part of the sliding block 11, the sliding guide rod 8 is arranged between the two lifting beams 9, and the sliding block 11 is movably connected with the sliding guide rod 8.

The adjustable support 17 is arranged in a frame formed by the side brackets 2 and the bottom bracket 3, the adjusting screw 14 penetrates through a threaded hole in the middle of the adjustable support 17, two ends of the adjusting screw 14 are respectively connected with the two side brackets 2, and one end of the adjusting screw 14 is provided with an adjusting operation part 141; the upper part of the adjustable support 17 and the upper part of at least one side support 2 are provided with

support bearings

18 and 19 for supporting and rotating the shaft to be processed.

Further, as shown in the figure, a fixing frame 110 is connected to a lower portion of the sliding block 11, and the angle grinder 10 is mounted on the fixing frame 110.

Further, as shown in the figure, a lifting handle 7 for easy operation is provided at an upper portion of the lifting screw 6.

Further, as shown in the figure, a support guide rod 13 is further connected between the two side brackets 2, and a through hole for penetrating the support guide rod 13 is formed in the adjustable support 17. The support guide rod 13 plays a role in smooth guiding during the movement of the adjustable support 17.

Further, as shown in the figure, the tool further comprises at least four adjustable supports 1, and the adjustable supports 1 are mounted at the lower part of the bottom bracket 3. The adjustable support 1 can be matched with the adjustment to realize the level of the whole tool, for example, the adjustable support 1 can be rotated to change the meshing length of a screw rod in the adjustable support 1 so as to adjust the height of the whole tool, and preferably, a plane structure is adopted on the upper parts of the side support 2 and/or the bottom support 3 and/or the top support 5, so that tools such as a horizontal ruler can be conveniently placed to assist the adjustable support 1 in adjusting the horizontal state of the tool.

Furthermore, the inner side surface of the side support 2 is provided with a positioning groove used for being installed with the bottom support 3. On the basis of the conception, the lower part of the sharpening bracket 4 can also be provided with a butt joint groove used for being installed with the side bracket 2. The design through groove structure can ensure the assembly precision of each support, and make things convenient for the dismouting operation of frock.

Further, the sliding groove 41 is a dovetail groove. The dovetail groove structure can ensure the level and stability of the lifting process of the angle grinder 10.

Further, as shown in the figure, the adjustment operation part 141 may have a square head structure. The square head facilitates rotation of the adjustment screw 14 using standard tools, such as by twisting the adjustment screw 14 with the square head to effect movement of the adjustable support 17.

Further, as shown in the figure, a plurality of lightening holes 31 are formed on the bottom bracket 3. Thereby make the whole quality of whole frock alleviate, the dismouting operation of being convenient for also be convenient for when remove, transport.

For ease of understanding the foregoing embodiments and their preferred forms, the following principles of operation are provided herein for operational reference: the whole tool is adjusted horizontally by rotating the adjustable support 1, after shaft journals of shaft parts are abraded, surfacing can be firstly carried out on the abraded parts in advance to compensate abrasion loss of the abraded parts, the shaft parts needing to be polished are placed on the supporting

bearings

18 and 19 on the upper portions of the side support 2 and the adjustable support 17 after surfacing, and the height of the placed shaft parts can be finely adjusted by changing the position of the adjustable support 17 through rotating the adjusting screw 14 of the tool.

The lifting screw 6 is driven to rotate by rotating the lifting handle 7, and the lifting screw 6 is in threaded connection with the top support 5 and is fixedly connected with the lifting beam 12, so that the lifting beam 12 below the lifting beam can be driven, the lifting beam 9, the sliding guide rod 8, the sliding block 11 and the angle grinder 10 can move up and down, the angle grinder 10 can horizontally move along the sliding guide rod 8, and the grinding sheet of the angle grinder 10 can be in good contact with the shaft neck part of the shaft part to be repaired.

During the grinding operation, after the grinding sheet of the angle grinder 10 slightly contacts the worn part of the shaft part to be ground, the angle grinder 10 can be started, and the angle grinder 10 can be pushed and pulled to horizontally move along the sliding guide rod 8 so as to grind the uneven circumferential surface of the shaft neck formed after surfacing. Because the shaft parts are placed on the supporting

bearings

18 and 19 at the upper parts of the side bracket 2 and the adjustable support 17, the shaft parts can be conveniently and manually rotated, and the whole circumferential surface can be polished. For example, after one circle of grinding is finished, the lifting handle 7 can be rotated again to drive the lifting screw 6 to rotate, so that the lifting beam 12 below, the lifting beam 9, the sliding guide rod 8, the sliding block 11 and the angle grinder 10 move downwards again to contact the part to be ground, and the processes are repeated to repair the circumferential surface of the shaft neck of the shaft part.

In summary, the invention is conceived in that the shaft journal polishing tool is constructed by the side support, the bottom support, the polishing support, the top support, the lifting screw, the sliding guide rod, the lifting beam, the sliding block, the angle grinder, the adjustable support, the adjusting screw and the support bearing, wherein the side support, the bottom support, the adjustable support, the adjusting screw and the support bearing form a rack for placing the shaft, the distance between the adjustable support and the side support can be adjusted to adapt to the placement of the shaft with different diameters, and the support bearing can be used for supporting and rotating the shaft body to be polished. The angle grinder consists of a side support, a grinding support, a top support, a lifting screw, a sliding guide rod, a lifting beam, a lifting cross beam and a sliding block, and a lifting and horizontal moving space of the angle grinder is formed, so that the angle grinder can be accurately contacted with shaft journals of shaft parts of different sizes. The invention provides great convenience for grinding shaft journals, realizes efficient and economic repair operation after shaft journals are worn while ensuring grinding precision, and effectively avoids the problem that the whole part is scrapped due to shaft journal abrasion.

In the embodiments of the present invention, "at least one" means one or more, "a plurality" means two or more. "and/or" describes the association relationship of the associated objects, and means that there may be three relationships, for example, a and/or B, and may mean that a exists alone, a and B exist simultaneously, and B exists alone. Wherein A and B can be singular or plural. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship. "at least one of the following" and similar expressions refer to any combination of these items, including any combination of singular or plural items. For example, at least one of a, b, and c may represent: a, b, c, a and b, a and c, b and c or a and b and c, wherein a, b and c can be single or multiple.

The structure, features and effects of the present invention have been described in detail with reference to the embodiments shown in the drawings, but the above embodiments are merely preferred embodiments of the present invention, and it should be understood that technical features related to the above embodiments and preferred modes thereof can be reasonably combined and configured into various equivalent schemes by those skilled in the art without departing from and changing the design idea and technical effects of the present invention; therefore, the invention is not limited to the specific embodiments shown in the drawings, and all changes that can be made or modified to the equivalent embodiments without departing from the spirit and scope of the invention are intended to be covered by the specification and drawings.

Claims

1. The utility model provides a system silk equipment axle class spare axle journal coping frock which characterized in that includes: the grinding device comprises a side bracket, a bottom bracket, a grinding bracket, a top bracket, a lifting screw, a sliding guide rod, a lifting beam, a lifting cross beam, a sliding block, an angle grinder, an adjustable support, an adjusting screw and a support bearing;

the two side brackets are connected to two sides of the bottom bracket, the four grinding brackets are respectively connected to the side brackets, butt joint grooves used for being installed with the side brackets are formed in the lower portions of the grinding brackets, and the top bracket is connected with the four grinding brackets;

2. The grinding tool for the shaft journal of the wire-making equipment shaft part according to claim 1, wherein a fixing frame is connected to the lower portion of the sliding block, and the angle grinder is mounted on the fixing frame.

3. The grinding tool for the shaft journal of the shaft part of the wire-making equipment according to claim 1, wherein a lifting handle is arranged at the upper part of the lifting screw.

4. The shaft journal grinding tool for the wire-making equipment according to claim 1, wherein a support guide rod is further connected between the two side brackets, and a through hole for penetrating the support guide rod is formed in the adjustable support.

5. The wire-making equipment shaft part journal grinding tool according to claim 1, further comprising at least four adjustable supports mounted at a lower portion of the bottom bracket.

6. The shaft journal grinding tool for the wire-making equipment according to claim 1, wherein a positioning groove for mounting with the bottom bracket is formed in an inner side surface of the side bracket.

7. The grinding tool for the shaft neck of the shaft part of the wire manufacturing equipment according to any one of claims 1 to 6, wherein the sliding groove is a dovetail groove.

8. The grinding tool for the shaft neck of the shaft part of the wire manufacturing equipment according to any one of claims 1 to 6, wherein the adjusting operation part is of a square structure.

9. The grinding tool for the shaft neck of the shaft part of the wire-making equipment according to any one of claims 1 to 6, wherein a plurality of lightening holes are formed in the bottom bracket.