CN211889754U

CN211889754U - Liquid nitrogen cold-charging shaft head

Info

Publication number: CN211889754U
Application number: CN202020561864.1U
Authority: CN
Inventors: 满成河
Original assignee: Shandong Daxing Roller Shaft Manufacturing Co ltd
Current assignee: Shandong Daxing Roller Shaft Manufacturing Co ltd
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2020-11-10
Anticipated expiration: 2030-04-16

Abstract

The utility model relates to a cold dress spindle nose technical field discloses a liquid nitrogen cold dress spindle nose, including the spindle nose body, the mounting panel has all been put to the spindle nose body left and right sides, both sides have all been put about the spindle nose body and have been transferred and move the board, the mounting panel with transfer and move and all seted up the locating hole in the board. The utility model discloses a be provided with the mounting panel and transfer the board, the accessible rotates the spindle nose body, the screw on the locating hole that makes two sets of mounting panels and the fixture aligns, and run through the locating hole by the bolt and connect soon with the screw, it transfers the board to rotate simultaneously, transfer and move the board and move the slider and remove at the guide rail, the screw that moves irregular annular array on locating hole and the fixture of board until transferring aligns and connects the location soon through the bolt, can be used to fixture irregular annular array screw location, application scope is wide, and can exempt from because of fixture inside and outside wall form factor, the unable location of screw of annular array irregular arrangement, promote the firm degree of spindle nose, and the wide popularization and use are suitable.

Description

Liquid nitrogen cold-charging shaft head

Technical Field

The utility model relates to a cold dress spindle nose technical field specifically is a liquid nitrogen cold dress spindle nose.

Background

At present, liquid nitrogen cold charging is an assembly method which utilizes a refrigeration medium to cool parts needing to be loaded into a base hole firstly, so that the external dimension of the parts is shrunk, and an assembly gap is generated between assembly surfaces, so that the parts can be assembled conveniently. The cold loading is to perform a cold treatment on the part.

In implementing the present invention, the inventor finds that the following problems exist in the prior art and are not solved: 1. the existing liquid nitrogen cold-charging shaft head has poor practicability, irregular annular array screw holes can be formed because the screw holes are formed in the shaft head fixing position of the cold-charging equipment and avoid concave-convex surfaces according to the appearance of a fixing surface, and the shaft head pair is fixedly installed in a two-point positioning mode, so that potential safety hazards exist; 2. the existing liquid nitrogen cold-charging shaft head does not have a corresponding mounting and position detection mechanism, the bearing is punched deeply, the bearing is difficult to eject in the later period, the bearing is punched shallowly, the potential danger of easy slipping exists, and workers mostly adopt naked eyes to check the position of the bearing, judge whether the bearing excessively slips, and easily cause the problems of position detection errors and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a liquid nitrogen cold dress spindle nose, move the board through being provided with the mounting panel and transferring, the accessible rotates the spindle nose body, make the locating hole of two sets of mounting panels align with the screw on the fixture, and run through the locating hole by the bolt and connect soon with the screw, it transfers the board to rotate simultaneously, it moves the slider and removes at the guide rail to transfer to move the board, it aligns and connects the location soon through the bolt to transfer the screw of irregular annular array on the locating hole of board and the fixture, can be used to fixture irregular annular array screw location, application scope is wide, and can exempt from because of fixture inside and outside wall form factor, the unable location of screw of annular array irregular arrangement, promote the firm degree of spindle nose, the problem that provides in the background art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: a liquid nitrogen cold-charging shaft head comprises a shaft head body;

the spindle nose comprises a spindle nose body, and is characterized in that mounting plates are arranged on the left side and the right side of the spindle nose body, adjusting and moving plates are arranged on the upper side and the lower side of the spindle nose body, positioning holes are formed in the mounting plates and the adjusting and moving plates, a connecting block is fixedly arranged at one end, close to the spindle nose body, of each of the mounting plates and the adjusting and moving plates, the mounting plates are fixedly connected with the spindle nose body through the connecting block, a sliding block is fixedly arranged on the inner side of the connecting block of the adjusting and moving plates, a guide rail is arranged on the upper end face and the lower;

the fixed sleeve that is provided with in cavity section of thick bamboo inner wall left side middle part, it has feeler lever and sleeve sliding connection to peg graft in the sleeve, the feeler lever is close to telescopic rear side winding and has the spring, the feeler lever is close to the fixed parallel and level piece that is provided with in rear side of spring, both ends respectively with cover terminal surface and parallel and level piece fixed connection around the spring, the fixed instruction ball that is provided with in parallel and level piece rear wall middle part.

As an embodiment of the present invention, the shape of the feeler lever matches with the contour of the sleeve and fits the inner wall of the sleeve.

As a preferred embodiment of the present invention, the spring is a spiral structure and the spring is made of aluminum alloy.

As a preferred embodiment of the present invention, the mounting plate, the adjusting plate and the rear wall of the spindle head body are located at the same horizontal plane.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model relates to a liquid nitrogen cold charge spindle nose, move the board through being provided with the mounting panel and transferring, the accessible rotates the spindle nose body, the screw on the locating hole that makes two sets of mounting panels and the fixture aligns, and run through the locating hole by the bolt and connect soon with the screw, it transfers the board to rotate simultaneously, transfer and move the board and move the slider and remove at the guide rail, the screw that moves the board on locating hole and the fixture until transferring irregular annular array aligns and connect the location soon through the bolt, can be used to fixture irregular annular array screw location, application scope is wide, and can exempt from because of fixture inside and outside wall form factor, the unable location of annular array irregularly arranged's screw, promote the firm degree of spindle nose.

2. The utility model relates to a liquid nitrogen cold dress spindle nose, through being provided with feeler lever and parallel and level piece, with the bearing punching press in a cavity section of thick bamboo, in the bearing installation, the bearing promotes feeler lever left side and moves, the feeler lever drives the parallel and level piece and removes, align until parallel and level piece and cavity section of thick bamboo left end face, shallow punching press bearing is crossed deeply to the staff of being convenient for, and in the long-term in-process of bearing, bearing resonance produces the slippage, accessible bearing stop work, spring tension stimulates parallel and level piece, make feeler lever right-hand member contact bearing terminal surface, when the instruction ball is located a cavity section of thick bamboo, the bearing is then excessive slippage, the staff of being convenient for discovers and overhauls bearing slippage.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic view of the overall front view structure of a liquid nitrogen cold-charging shaft head of the present invention;

fig. 2 is a schematic view of a top view structure of a spindle head body of the liquid nitrogen cold-charging spindle head of the present invention;

fig. 3 is the schematic view of the side view cross-sectional structure of the hollow cylinder and the sleeve connection part of the liquid nitrogen cold-charging shaft head of the utility model.

In the figure: 1. a spindle nose body; 2. mounting a plate; 3. positioning holes; 4. a sleeve; 5. a slider; 6. connecting blocks; 7. a hollow cylinder; 8. a guide rail; 9. an indicator ball; 10. a leveling block; 11. a spring; 12. a feeler lever; 13. and (5) adjusting and moving the plate.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: a liquid nitrogen cold-charging shaft head comprises a shaft head body 1;

the spindle nose comprises a spindle nose body 1, mounting plates 2 are arranged on the left side and the right side of the spindle nose body 1, adjusting and moving plates 13 are arranged on the upper side and the lower side of the spindle nose body 1, positioning holes 3 are formed in the mounting plates 2 and the adjusting and moving plates 13, a connecting block 6 is fixedly arranged at one end, close to the spindle nose body 1, of each mounting plate 2 and the adjusting and moving plate 13, the mounting plates 2 are fixedly connected with the spindle nose body 1 through the connecting block 6, a sliding block 5 is fixedly arranged on the inner side of the connecting block 6 of the adjusting and moving plate 13, guide rails 8 are arranged on the inner sides, close to the sliding block 5, of the upper end face and the lower;

fixed sleeve 4 that is provided with in 7 inner walls left sides of cavity, it has feeler lever 12 and sleeve 4 sliding connection to peg graft in the sleeve 4, feeler lever 12 has spring 11 near the rear side winding of sleeve 4, feeler lever 12 is close to the fixed parallel and level piece 10 that is provided with in rear side of spring 11, both ends respectively with sleeve 4 terminal surface and parallel and level piece 10 fixed connection around the spring 11, the fixed instruction ball 9 that is provided with in parallel and level piece 10 back wall middle part.

In the embodiment (as shown in fig. 1, 2 and 3), by arranging the mounting plates 2 and the shifting plates 13, the positioning holes 3 of the two groups of mounting plates 2 can be aligned with the screw holes on the fixed object by rotating the spindle head body 1, and the bolts penetrate through the positioning holes 3 to be screwed with the screw holes, and simultaneously, the shifting plates 13 are rotated, the shifting plates 13 drive the sliding blocks 5 to move on the guide rails 8 until the positioning holes 3 of the shifting plates 13 are aligned with the irregular annular array screw holes on the fixed object and are screwed with the screw holes for positioning, so that the positioning device can be used for positioning the irregular annular array screw holes on the fixed object, has wide application range, can reduce the problem that the irregularly arranged screw holes of the annular array cannot be positioned due to the shape factors of the inner wall and the outer wall of the fixed object, improves the firmness degree of the spindle head, the bearing is punched in the hollow cylinder 7 by arranging the contact rods 12 and the leveling blocks 10, feeler lever 12 drives parallel and level piece 10 and removes, align with the 7 left end faces of a well cavity section of thick bamboo until parallel and level piece 10, the staff of being convenient for crosses dark shallow punching press bearing, and at the long-term in-process of bearing, bearing resonance produces the slippage, accessible bearing stop work, 11 pulling force pulling parallel and level pieces 10 of spring, make feeler lever 12 right-hand member contact bearing end face, when instructing ball 9 and being located well cavity section of thick bamboo 7 completely, the bearing then is excessive slippage, the staff of being convenient for discovers and overhauls the bearing slippage problem, the improvement spindle nose factor of safety.

Wherein, the shape of the feeler lever 12 is matched with the contour of the sleeve 4 and the feeler lever 12 is attached to the inner wall of the sleeve 4.

In the embodiment (as shown in fig. 1 and 3), the contact rod 12 is attached to the inner wall of the sleeve 4, so that the contact rod 12 is prevented from swinging in the sleeve 4 to impact the sleeve 4, and noise pollution is reduced.

Wherein, the spring 11 is a helical structure and the spring 11 is made of aluminum alloy.

In this embodiment (as shown in fig. 3), the spring 11 is made of an aluminum alloy, so that the rusting and fatigue speed of the spring 11 in a humid environment can be slowed, and the replacement frequency of the spring 11 can be reduced.

The mounting plate 2, the adjusting and moving plate 13 and the rear wall of the shaft head body 1 are in the same horizontal plane.

In this embodiment (as shown in fig. 1), the mounting plate 2, the adjusting and moving plate 13 and the rear wall of the spindle head body 1 are in the same horizontal plane, so as to ensure the positioning stability of the spindle head body 1.

The working principle is as follows: it should be noted that the utility model relates to a liquid nitrogen cold-charging shaft head, which comprises a shaft head body 1, a mounting plate 2, a positioning hole 3, a sleeve 4, a slide block 5, a connecting block 6, a hollow cylinder 7, a guide rail 8, an indicating ball 9, a leveling block 10, a spring 11, a feeler lever 12 and a shifting plate 13, wherein the components are all universal standard components or components known by technicians in the field, the structure and principle of the components are known by technicians through technical manuals or conventional test methods, when the liquid nitrogen cold-charging shaft head is used, the positioning holes 3 of the two groups of mounting plates 2 are aligned with screw holes on a fixed object through the mounting plate 2 and the shifting plate 13, the positioning hole 3 of the two groups of mounting plates 2 is rotated with the screw hole through the bolt 3 and is screwed with the screw hole, the shifting plate 13 is rotated at the same time, the shifting plate 13 drives the slide block 5 to move on the guide rail 8 until the positioning hole 3 of the shifting plate 13 is aligned with the screw hole of an irregular, the positioning device can be used for positioning irregular annular array screw holes of a fixture, has wide application range, can reduce the problem that the screw holes irregularly arranged in the annular array cannot be positioned due to the shape factors of the inner wall and the outer wall of the fixture, improves the firmness degree of the shaft head, punches the bearing in the hollow cylinder 7 by arranging the contact rod 12 and the parallel and level block 10, in the bearing installation process, the bearing 7 pushes the contact rod 12 to move to the left, the contact rod 12 drives the parallel and level block 10 to move until the parallel and level block 10 is aligned with the left end surface of the hollow cylinder 7, so that a worker can conveniently punch the bearing too deeply and too shallowly, can generate slipping due to bearing resonance in the long-term process of the bearing, can stop working by the bearing, pulls the parallel and level block 10 by the spring 11 to enable the right end of the contact rod 12 to be in contact with the end surface of the bearing, can find and overhaul the problem of, the use effect is ideal.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a liquid nitrogen cold dress spindle nose which characterized in that: comprises a shaft head body (1);

the shaft head comprises a shaft head body (1), mounting plates (2) are arranged on the left side and the right side of the shaft head body (1), adjusting and moving plates (13) are arranged on the upper side and the lower side of the shaft head body (1), positioning holes (3) are formed in the mounting plates (2) and the adjusting and moving plates (13), a connecting block (6) is fixedly arranged at one end, close to the shaft head body (1), of each of the mounting plates (2) and the adjusting and moving plates (13), the mounting plates (2) are fixedly connected with the shaft head body (1) through the connecting blocks (6), a sliding block (5) is fixedly arranged on the inner side of each of the connecting blocks (6) of the adjusting and moving plates (13), guide rails (8) are arranged on the inner sides, close to the sliding blocks (5), of the upper end face and the lower end face of the shaft head body (;

well hollow cylinder (7) inner wall left side middle part is fixed and is provided with sleeve (4), it has feeler lever (12) and sleeve (4) sliding connection to peg (4) interpolation, the rear side winding that feeler lever (12) are close to sleeve (4) has spring (11), feeler lever (12) are close to spring (11) the rear side is fixed and are provided with parallel and level piece (10), both ends respectively with sleeve (4) terminal surface and parallel and level piece (10) fixed connection around spring (11), parallel and level piece (10) back wall middle part is fixed and is provided with instruction ball (9).

2. The liquid nitrogen cold-charging shaft head according to claim 1, characterized in that: the shape of the feeler lever (12) is matched with the contour of the sleeve (4) and the feeler lever (12) is attached to the inner wall of the sleeve (4).

3. The liquid nitrogen cold-charging shaft head according to claim 1, characterized in that: the spring (11) is of a spiral structure, and the spring (11) is made of an aluminum alloy product.

4. The liquid nitrogen cold-charging shaft head according to claim 1, characterized in that: the mounting plate (2), the adjusting and moving plate (13) and the rear wall of the shaft head body (1) are in the same horizontal plane.