CN209868283U

CN209868283U - Grinding tool for grinding excircle of boring spindle

Info

Publication number: CN209868283U
Application number: CN201920381521.4U
Authority: CN
Inventors: 高文敏
Original assignee: Newway Cnc Equipment (suzhou) Co Ltd
Current assignee: Newway Cnc Equipment (suzhou) Co Ltd
Priority date: 2019-03-25
Filing date: 2019-03-25
Publication date: 2019-12-31
Anticipated expiration: 2029-03-25

Abstract

The utility model discloses a boring spindle excircle grinding abrasive tool, comprising a main body, two latch segments, locking screw, nut and elastic component, the main part includes body and connecting portion, body and connecting portion fixed connection, the body is equipped with the hole for the grinding, hole processing has the helicla flute, the body still is equipped with the breach, two latch segments are fixed in respectively on the body, the breach is located between two latch segments, two latch segments are passed to locking screw's one end and with the nut spiro union, the locking screw part is acceptd in the elastic component, the elastic component both ends are contradicted respectively in locking screw and latch segment. When the special fixture is used, grinding paste is coated in the inner hole and the spiral groove, then the connecting part is fixed on a rack to limit floating, so that the boring shaft penetrates into the inner hole, the use is convenient, and the problem of large workload of disassembly and assembly is solved.

Description

Grinding tool for grinding excircle of boring spindle

Technical Field

The utility model relates to a machining field especially relates to a boring spindle excircle grinding lapping tool.

Background

At present, the excircle of a boring shaft of a horizontal milling and boring machine is used when repairing and grinding are needed due to unsmooth operation caused by corrosion, burning and the like. Originally, when the boring shaft runs unsmoothly and the outer circle of the boring shaft needs to be repaired and ground, the boring and milling shaft assembly may need to be disassembled, and then the boring shaft assembly is ground and repaired by a professional boring shaft manufacturer. There are the following disadvantages:

1) the workload of disassembling and assembling the boring and milling shaft assembly is large;

2) the grinding and repairing are carried out by professional manufacturers, so that the cost is high;

3) the repair cycle is long.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a grinding and grinding tool for the excircle of a boring shaft, which can solve the problem of large workload.

The utility model discloses an one of the purpose adopts following technical scheme to realize:

the utility model provides a boring spindle excircle grinding research tool, includes main part, two latch segments, locking screw, nut and elastic component, the main part includes body and connecting portion, the body with connecting portion fixed connection, the body is equipped with the hole for the grinding, the hole processing has the helicla flute, the body still is equipped with the breach, two the latch segment is fixed in respectively on the body, the breach is located two between the latch segment, locking screw's one end is passed two the latch segment and with the nut spiro union, locking screw part accept in the elastic component, the elastic component both ends contradict respectively in locking screw with the latch segment. When the device is used, the grinding paste is coated in the inner hole and the spiral groove, then the connecting part is fixed on a rack to float and limit, so that the boring shaft penetrates into the inner hole, the device is convenient to use, and the problem of large workload of dismounting is solved.

Further, the grinding tool for the excircle of the boring shaft further comprises a flat pad, and the flat pad is located between the nut and the locking block.

Furthermore, the grinding tool for the excircle of the boring shaft further comprises a fixing screw, and the fixing screw fixes the connecting part on a machine tool.

Furthermore, the number of connecting portion is two, two the connecting portion for the body symmetric distribution, the body is cylindricly.

Furthermore, the notch is long and penetrates through the body.

Further, the body is provided with two mounting grooves, and the locking block is accommodated in the mounting grooves in a matched mode.

Further, the locking block is fixed on the body through a screw.

Further, the elastic piece is a belleville spring.

Furthermore, the number of the belleville springs is 3-10, and the belleville spring assemblies are combined.

Further, two locking blocks are arranged in parallel.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the breach is located two between the latch segment, the one end of locking screw pass two the latch segment and with the nut spiro union, the locking screw part accept in the elastic component, the elastic component both ends contradict respectively in the locking screw with the latch segment. When the device is used, the grinding paste is coated in the inner hole and the spiral groove, then the connecting part is fixed on a rack to float and limit, so that the boring shaft penetrates into the inner hole, the device is convenient to use, and the problem of large workload of dismounting is solved.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a perspective view of a preferred embodiment of the grinding tool for grinding the outer circle of a boring spindle of the present invention;

FIG. 2 is a first structural diagram of the cylindrical lapping tool of the spindle shown in FIG. 1;

FIG. 3 is a second structural diagram of the cylindrical grinding tool of the boring spindle shown in FIG. 1;

FIG. 4 is a third structural diagram of the grinding tool for the outer circle of the boring spindle shown in FIG. 1.

In the figure: 10. a main body; 11. a body; 111. an inner bore; 112. a notch; 113. mounting grooves; 12. a connecting portion; 30. a locking block; 40. locking screws; 50. a nut; 60. an elastic member; 70. flattening the cushion; 80. and fixing the screw.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, a grinding tool for the excircle of a boring spindle comprises a main body 10, two locking blocks 30, a locking screw 40, a nut 50 and an elastic member 60, wherein the main body 10 comprises a main body 11 and a connecting portion 12, the main body 11 is fixedly connected with the connecting portion 12, the main body 11 is provided with an inner hole 111 for grinding, the inner hole 111 is processed with a spiral groove, the main body 11 is further provided with a notch 112, the two locking blocks 30 are respectively fixed on the main body 11, the notch 112 is located between the two locking blocks 30, one end of the locking screw 40 penetrates through the two locking blocks 30 and is in threaded connection with the nut 50, a part of the locking screw 40 is contained in the elastic member 60, and two ends of the elastic member 60 respectively abut against the locking screw 40 and the locking blocks 30. When the device is used, grinding paste is coated in the inner hole 111 and the spiral groove, then the connecting part 12 is fixed on a rack for floating limit, so that a boring shaft penetrates into the inner hole 111, the use is convenient, and the problem of large workload of disassembly and assembly is solved. The grinding device can finish the rotation and feeding actions of grinding by utilizing the motion of the device under the condition of not disassembling the boring and milling shaft assembly, and has the advantages of low repair cost, short period and cost saving.

Specifically, in the present embodiment, the boring spindle is fully extended, the machine coordinates are moved so that the boring spindle penetrates into the inner hole 111, the nut 50 is tightened, and the elastic member 60 is compressed to give a grinding force for continuous grinding. Further, the machine tool is programmed to rotate the boring shaft and move the Z shaft so that the boring shaft can be ground in a full stroke, and grinding paste is added from a notch at the upper end of the grinding sleeve in the grinding process. By using the grinding pastes with different particle sizes, the working procedures of rough grinding, semi-fine grinding, polishing and the like can be realized, the required surface smoothness, roundness and cylindricity can be achieved, and the use requirement is met.

Specifically, during the actual operation, by adjusting the compression amount of the elastic member 60, the grinding force of the grinding can be adjusted, and the elastic member 60 can also give a continuously stable grinding force.

Preferably, the grinding tool for the excircle of the boring shaft further comprises a flat pad 70, and the flat pad 70 is positioned between the nut 50 and the locking block 30. Thereby adjusting the tightness degree of the elastic element 60 and the size and tightness degree of the inner hole 111.

Preferably, the grinding tool for the excircle of the boring spindle further comprises a fixing screw 80, and the fixing screw 80 fixes the connecting part 12 on a machine tool. And (5) fixation is stable. Specifically, the number of the connecting portions 12 is two, the two connecting portions 12 are symmetrically distributed relative to the body 11, and the body 11 is cylindrical. The notch 112 is long, and the notch 112 penetrates through the body 11. The body 11 is provided with two mounting grooves 113, and the locking block 30 is accommodated in the mounting grooves 113 in a matching manner. Novel structure, design benefit, the suitability is strong, the facilitate promotion.

Preferably, the locking block 30 is fixed to the body 11 by a screw. The elastic member 60 is a belleville spring, and specifically, the number of the belleville springs is 3 to 10, and the belleville spring assembly is formed by combining the belleville springs. The two locking blocks 30 are arranged in parallel. The processing and the manufacture of a master worker are facilitated.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. The utility model provides a boring spindle excircle grinding grinder, includes main part, two latch segments, locking screw, nut and elastic component, its characterized in that: the main part includes body and connecting portion, the body with connecting portion fixed connection, the body is equipped with the hole for grinding, the hole processing has the helicla flute, the body still is equipped with the breach, two the latch segment is fixed in respectively on the body, the breach is located two between the latch segment, the one end of locking screw pass two the latch segment and with the nut spiro union, the locking screw part accept in the elastic component, the elastic component both ends respectively contradict in the locking screw with the latch segment.

2. The grinding tool for the outer circle of the boring shaft according to claim 1, wherein: the grinding tool for the excircle of the boring shaft further comprises a flat pad, and the flat pad is located between the nut and the locking block.

3. The grinding tool for the outer circle of the boring shaft according to claim 1, wherein: the grinding tool for the excircle of the boring shaft further comprises a fixing screw, and the fixing screw fixes the connecting part on a machine tool.

4. The grinding tool for the outer circle of the boring shaft according to claim 3, wherein: the number of connecting portion is two, two the connecting portion for the body symmetric distribution, the body is cylindricly.

5. The grinding tool for the outer circle of the boring shaft according to claim 1, wherein: the notch is in a long strip shape and penetrates through the body.

6. The grinding tool for the outer circle of the boring shaft according to claim 1, wherein: the body is provided with two mounting grooves, and the locking block is accommodated in the mounting grooves in a matching manner.

7. The grinding tool for the outer circle of the boring shaft according to claim 6, wherein: the locking block is fixed on the body through a screw.

8. The grinding tool for the outer circle of the boring shaft according to claim 7, wherein: the elastic piece is a belleville spring.

9. The grinding tool for the outer circle of the boring shaft according to claim 8, wherein: the number of the belleville springs is 3-10, and the belleville spring components are combined.

10. The grinding tool for the outer circle of the boring shaft according to claim 1, wherein: two latch segments parallel arrangement.