CN219444407U

CN219444407U - Tool for adjusting straightness of hard rail of machine tool

Info

Publication number: CN219444407U
Application number: CN202223331534.1U
Authority: CN
Inventors: 施良; 沈泉; 李平; 何俞霖
Original assignee: Hangzhou Linjiang Advance Gearbox Co ltd
Current assignee: Hangzhou Linjiang Advance Gearbox Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-08-01
Anticipated expiration: 2032-12-13

Abstract

The utility model discloses a tool for adjusting straightness of a hard rail of a machine tool, which comprises a mounting bracket, a meter frame adsorption table, a magnetic adsorption device, an oblique iron set and an adjusting assembly, wherein the mounting bracket comprises a bracket body and two side plates, clamping grooves are formed between the two side plates and the bracket body, the oblique iron set is arranged on the inner side of at least one side plate and comprises fixed oblique irons and adjusting oblique irons, the fixed oblique irons are fixedly connected with the inner side of the side plates, the adjusting oblique irons are arranged on the inner side of the fixed oblique irons, the inclined surfaces of the adjusting oblique irons are in contact fit with the inclined surfaces of the fixed oblique irons, the adjusting assembly is used for moving the adjusting oblique irons so as to adjust the width of the clamping grooves, the meter frame adsorption table is fixedly connected with the bracket body, a dial gauge is fixedly arranged on the meter frame adsorption table, and the magnetic adsorption device is fixedly arranged on the inner side of the bracket body. The scheme has high precision, strong adjustability and convenient manufacture, and is suitable for the adjustment of the straightness of the hard rail of the machine tool with different widths.

Description

Tool for adjusting straightness of hard rail of machine tool

Technical Field

The utility model relates to the technical field of maintenance of mechanical equipment, in particular to a tool for adjusting the straightness of a hard rail of a machine tool.

Background

When cutting is performed on a machine tool, a linear feed motion is provided by a feed rail system, so that restraint and straightness required when an object to be cut moves linearly are provided, and the straightness of the movement of the object to be cut is ensured even if the object to be cut bears various loads such as heavy cutting and high-speed displacement motion.

Currently, linear feed track systems are generally divided into hard and linear rails. When the die is machined, the straightness of the movement of the die is ensured by adopting the hard rail, when the hard rail of the machine tool is replaced or the hard rail is distorted, the straightness of the hard rail of the machine tool is required to be regulated, the straightness accuracy requirement of the hard rail and the machine tool body is extremely high, the conventional regulation mode is to directly use the dial indicator to move up and down by leaning on the guide surface of the hard rail, but the runout amplitude of the dial indicator is large, the straightness of the hard rail cannot be regulated accurately, and after the straightness regulation of the hard rail is finished, the machining accuracy of the grinding tool on the machine tool still cannot meet the use requirement.

In the prior art, a hard rail adjusting tool is researched, CN108607901A discloses a device and a method for adjusting the straightness of a guide rail, a telescopic module pressure head is close to a guide rail mounting base surface, and the height of the pressure head can be properly adjusted according to the height of the guide rail. The telescopic module adopts a double driving mode of a screw rod and a precise adjusting screw rod, so that the pressure head can be rapidly fed, and precise adjustment of the pressure head can be realized. But the structure is complex, the adjustability is poor, and the adjustment mode is troublesome.

Disclosure of Invention

In order to solve the technical problems, the utility model aims to provide the machine tool hard rail straightness adjustment tool which is high in precision, strong in adjustability, simple in structure and convenient to manufacture, the width of the clamping groove is adjusted by arranging the adjustment oblique iron, and the machine tool hard rail straightness adjustment tool is suitable for machine tool hard rail straightness adjustment with different widths.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a lathe hard rail straightness accuracy adjustment frock, includes installing support and fixed table frame adsorption station, magnetic force adsorption equipment, at least a pair of oblique iron group and the adjusting part of setting on the installing support, the installing support includes support body and two curb plates that set up in both ends about the support body respectively perpendicularly, forms the draw-in groove that is used for blocking lathe hard rail between two curb plates and the support body, and the inboard of at least one curb plate is equipped with the oblique iron group, the oblique iron group is including fixed oblique iron and adjustment oblique iron, the inboard fixed oblique iron is connected with the inboard fixed side of curb plate, and the adjustment oblique iron sets up the inboard at fixed oblique iron, the inclined plane of adjustment oblique iron and the inclined plane contact cooperation of fixed oblique iron, adjusting part is used for removing the adjustment oblique iron to adjust the width of draw-in groove, one side that the table frame adsorption station is close to the draw-in groove and the lower extreme fixed connection of support body, be fixed with the amesdial on the table frame adsorption station, magnetic force adsorption equipment is fixed setting on the inboard of support body, and magnetic force adsorption equipment is used for adsorbing the installing support on lathe hard rail. Like this, block lathe hard rail through the draw-in groove of installing support, adsorb the installing support on the guide rail through magnetic force adsorption equipment, thereby adjust the width of draw-in groove through adjusting screw removal adjustment angle iron, make the installing support slide smoothly from top to bottom at lathe hard rail, adjust lathe hard rail straightness and lathe stand's parallelism according to the reading of amesdial, adjust the regulation precision height of angle iron, the adjustability is strong, and overall structure is simple, and the preparation is convenient, is applicable to the lathe hard rail straightness adjustment of different width.

Preferably, the device further comprises a plurality of plastic-coated soft belts, wherein the plastic-coated soft belts are adhered to the inner side of the adjusting inclined iron and the inner side of the magnetic force adsorption device. Therefore, the plastic-adhered soft belt is arranged, so that the damage to the hard rail of the machine tool is prevented when the adjusting tool is used for adjusting the straightness of the hard rail of the machine tool.

Preferably, when the inner side of one side plate is provided with the oblique iron group, the inner side of the other side plate is adhered with the plastic-adhered soft belt. Therefore, the contact surfaces of the machine tool hard rail straightness adjustment tool and the machine tool hard rail are provided with the plastic-adhered soft belts, and the damage to the machine tool hard rail is prevented when the machine tool hard rail straightness is adjusted by using the adjustment tool.

Preferably, the magnetic attraction device is a magnet.

Preferably, a pull ring is arranged on the outer side of the bracket body. Through setting up the pull ring, the person of facilitating the use takes and removes the installing support.

Preferably, the side plate is welded and fixed with the bracket body.

Preferably, the side plates are formed by bending two ends of the bracket body.

As the preference, adjusting part includes connecting plate, adjusting screw, nut, first locating part and second locating part, the connecting plate is L type, one side and curb plate fixed connection of connecting plate, and the opposite side of connecting plate is located the top of adjustment angle iron, and it has a through-hole to open on the connecting plate that is located the adjustment angle iron top, the nut is fixed to be set up the through-hole department of connecting plate, adjusting screw and nut threaded connection, the upper portion of adjustment angle iron is equipped with a cavity, and the upper end of adjustment angle iron cavity is opened there is a kidney-shaped hole, and in stretching into the cavity of adjustment angle iron after passing nut and kidney-shaped hole in proper order the lower extreme of adjusting screw, first locating part is fixed to be set up in one side between adjusting screw and the connecting plate, the second locating part is fixed to be set up in one side that adjusting screw is located the adjustment angle iron cavity, adjusting screw drives the adjustment angle iron through first locating part and second locating part and removes. Thus, the adjusting screw rod is rotated to enable the adjusting screw rod to move upwards, and the second limiting piece on the adjusting screw rod drives the adjusting oblique iron to move upwards, so that the width of the clamping groove is widened; the adjusting screw rod is rotated to enable the adjusting screw rod to move downwards, and the first limiting piece on the adjusting screw rod drives the adjusting chute to move downwards, so that the width of the clamping groove is narrowed.

Preferably, the kidney-shaped hole is formed in the adjusting oblique iron in the left-right direction, and the width of the kidney-shaped hole is smaller than the outer diameters of the first limiting piece and the second limiting piece. The utility model has the following beneficial effects due to the adoption of the technical scheme:

according to the utility model, the clamping groove of the mounting bracket is used for clamping the hard rail of the machine tool, the magnetic force adsorption device is used for adsorbing the mounting bracket on the guide rail, the adjusting inclined iron is moved by rotating the adjusting screw rod to adjust the width of the clamping groove, so that the mounting bracket can slide up and down on the hard rail of the machine tool smoothly, finally, the parallelism between the hard rail of the machine tool and the upright post of the machine tool is adjusted according to the reading of the dial indicator, and the whole adjusting tool has the advantages of simple structure, convenient manufacture, strong adjustability, high adjusting precision and large adjustable range, can be suitable for the straightness adjustment of the hard rail of the machine tool with different widths, and has wide market popularization space.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is a schematic diagram of a connection structure of the adjusting assembly and the chute assembly.

Reference numerals:

1. a table frame adsorption table; 2. a mounting bracket; 21. a bracket body; 22. a side plate; 23. a clamping groove; 3. a magnetic force adsorption device; 4. sticking a plastic soft belt; 5. adjusting the inclined iron; 6. fixing the oblique iron; 7. a connecting plate; 8. adjusting a screw; 9. a nut; 10. a first limiting member; 11. waist-shaped holes; 12. and the second limiting piece.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

For convenience of description, in the utility model, the clamping groove 23 on the mounting bracket 2 is used for clamping one side of the hard rail of the machine tool, and the clamping groove is used for clamping the other side of the hard rail of the machine tool; after the mounting bracket 2 is mounted on the hard rail of the machine tool, one side close to the hard rail of the machine tool is taken as the inner side, the anti-reflection type is taken as the outer side, one side with thinner thickness of the adjusting chute 5 is taken as the lower side, and the other side is taken as the upper side, and one side close to the upright post of the machine tool is taken as the left side or the right side.

Example 1:

the utility model provides a lathe hard rail straightness accuracy adjustment frock as shown in fig. 1, includes installing support 2 and fixed table frame adsorption platform 1, magnetic force adsorption equipment 3, at least a pair of angle iron group and the adjusting part of setting on installing support 2, the quantity of adjusting part is unanimous with the quantity of angle iron group, installing support 2 includes support body 21 and two curb plates 22 that set up respectively perpendicularly in support body 21 left and right sides both ends, forms the draw-in groove 23 that is used for blocking lathe hard rail between two curb plates 22 and support body 21, in the utility model, curb plate 22 and support body 21 welded fastening, perhaps, curb plate 22 is buckled by the both ends of support body 21 and is formed.

In this embodiment, the inboard of two curb plates 22 all is equipped with the angle iron group, and adjusting part's quantity is 2, the angle iron group is including fixed angle iron 6 and adjustment angle iron 5, the fixed angle iron 6 passes through bolt fixed connection with the inboard of curb plate 22, and adjustment angle iron 5 sets up the inboard at fixed angle iron 6, and the inclined plane of adjustment angle iron 5 contacts the cooperation with the inclined plane of fixed angle iron 6, adjusting part is used for removing adjustment angle iron 5 to can adjust the width of draw-in groove 23 according to the width of lathe hard rail, the table frame adsorbs one side that table frame 1 is close to draw-in groove 23 and the lower extreme of support body 21 pass through bolt fixed connection, be fixed with the amesdial on table frame adsorbs table 1, the amesdial is used for measuring the distance between lathe hard rail and the lathe stand, thereby adjusts the straightness of lathe hard rail and the parallelism of lathe stand according to the reading of amesdial.

As shown in fig. 2, the adjusting assembly comprises a connecting plate 7, an adjusting screw 8, a nut 9, a first limiting part 10 and a second limiting part 12, wherein the connecting plate 7 is in an L shape, one side of the connecting plate 7 is fixedly connected with a side plate 22, the other side of the connecting plate 7 is positioned above the adjusting chute 5, a through hole is formed in the connecting plate 7 positioned above the adjusting chute 5, the nut 9 is fixedly arranged at the through hole of the connecting plate 7, the adjusting screw 8 is in threaded connection with the nut 9, a cavity is formed in the upper part of the adjusting chute 5, a waist-shaped hole 11 is formed in the upper end of the cavity of the adjusting chute 5, the lower end of the adjusting screw 8 sequentially penetrates through the nut 9 and the waist-shaped hole 11 and then stretches into the cavity of the adjusting chute 5, the first limiting part 10 is fixedly arranged on one side of the adjusting screw 8 positioned between the adjusting chute 5 and the connecting plate 7, the second limiting part 12 is fixedly arranged on one side of the adjusting screw 8 positioned in the cavity of the adjusting chute 5, and the adjusting screw 8 is driven by the first limiting part 10 and the second limiting part 12 to move by the adjusting chute 5.

Namely, the adjusting screw 8 is rotated to enable the adjusting screw 8 to move upwards, and the second limiting piece 12 on the adjusting screw 8 drives the adjusting chute 5 to move upwards, so that the width of the clamping groove 23 is widened; the adjusting screw 8 is rotated to enable the adjusting screw 8 to move downwards, and the first limiting piece 10 on the adjusting screw 8 drives the adjusting chute 5 to move downwards, so that the width of the clamping groove 23 is narrowed. The adjusting mode is strong in adjustability, high in adjusting precision and large in adjustable range, and can be suitable for adjusting the straightness of the hard rail of the machine tool with different widths.

Preferably, the first limiting member 10 and the second limiting member 12 may be fixed on the adjusting screw 8 by adhesion, or may be fixed on the adjusting screw 8 by welding, and the first limiting member 10 and the second limiting member 12 may be nuts, or may be other parts fixedly arranged on the adjusting screw 8.

In the adjusting assembly, the kidney-shaped hole 11 is formed in the adjusting chute 5 along the left-right direction, and the width of the kidney-shaped hole 11 is smaller than the outer diameters of the first limiting piece 10 and the second limiting piece 12. In this way, the first limiting piece 10 and the second limiting piece 12 can drive the adjusting chute 5 to move when the adjusting screw 8 is rotated.

The upper end of the adjusting screw rod 8 is convexly provided with a tip, so that a user can screw the adjusting screw rod 8 conveniently.

The magnetic force adsorption device 3 is fixedly arranged on the inner side of the bracket body 21, and the magnetic force adsorption device 3 is used for adsorbing the mounting bracket 2 on a hard rail of a machine tool. Preferably, the magnetic force absorbing device 3 is a magnet, and the number of the magnetic force absorbing devices 3 can be adjusted according to the magnetic force intensity of the magnetic force absorbing device 3 so that the mounting bracket 2 can be absorbed on the hard rail of the machine tool.

Since the inner sides of the adjusting chute 5 and the inner sides of the magnetic force absorbing device 3 are tightly attached to the hard rail of the machine tool when the mounting bracket 2 is moved up and down, in order to prevent the hard rail of the machine tool from being damaged when the mounting bracket 2 is slid, the utility model further comprises a plurality of plastic soft bands 4, in the embodiment, since the inner sides of the two side plates 22 are provided with chute groups, the inner sides of the adjusting chute 5 and the inner sides of the magnetic force absorbing device 3 are adhered with the plastic soft bands 4, and the area and the number of the plastic soft bands 4 are in order to not damage the hard rail of the machine tool.

Further, the outside of the support body 21 is provided with a pull ring, and a user can conveniently take and move the mounting support 2 by arranging the pull ring.

Example 2:

unlike the embodiment 1 in which the inner sides of the two side plates 22 are provided with the oblique iron groups, in this embodiment, the number of the oblique iron groups is 1, the number of the adjusting components is 1, and only the inner side of one side plate 22 of the two side plates 22 on the mounting bracket 2 is provided with the oblique iron groups, so that when only the inner side of one side plate 22 is provided with the oblique iron groups, the inner side of the adjusting oblique iron 5, the inner side of the magnetic force adsorption device 3 and the inner side of the other side plate 22 are adhered with the plastic soft belt 4, thereby preventing the damage to the hard rail of the machine tool when the mounting bracket 2 is slidably mounted. Other features are the same as in example 1.

The application method of the tool for adjusting the straightness of the hard rail of the machine tool provided by the utility model comprises the following steps:

1. adsorbing the mounting bracket 2 on a hard rail of a machine tool to be adjusted;

2. the adjusting screw rod 8 is rotated to move the adjusting chute 5, so that the width of the clamping groove 23 is adjusted, and the mounting bracket 2 can stably move on a hard rail of the machine tool;

3. and measuring the distance between the machine tool hard rail and the machine tool upright post according to the dial indicator, and adjusting the straightness of the machine tool hard rail and the parallelism of the machine tool upright post according to the reading of the dial indicator.

All features described in the description, the appended claims and the drawings, either alone or in any combination, are important features of the present utility model.

In the description of the present specification, the descriptions of the terms "one embodiment," "some embodiments," "one implementation," "a particular implementation," "other implementations," "examples," "particular examples," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment, implementation, or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described above may be combined in any suitable manner in any one or more embodiments, implementations, or examples. The technical scheme disclosed by the utility model also comprises the technical scheme that any one or more specific features, structures, materials or characteristics are formed singly or in combination.

Although embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives, variations, deletions of parts, additions of features, or re-combination of features may be made to the above embodiments by those skilled in the art without departing from the spirit and principles of the utility model, all such simple modifications, equivalents, and adaptations of the embodiments as may be made by the principles of the utility model and without departing from the scope of the utility model.

Claims

1. The utility model provides a lathe hard rail straightness accuracy adjustment frock, a serial communication port, including installing support (2) and fixed table frame adsorption platform (1) that sets up on installing support (2), magnetic force adsorption equipment (3), at least a pair of oblique iron group and adjusting part, installing support (2) are including support body (21) and two curb plates (22) that set up respectively perpendicularly in both ends about support body (21), form draw-in groove (23) that are used for blocking the lathe hard rail between two curb plates (22) and support body (21), the inboard of at least one curb plate (22) is equipped with oblique iron group, oblique iron group includes fixed oblique iron (6) and adjustment oblique iron (5), fixed oblique iron (6) are connected with the inboard fixed oblique iron (6) of curb plate (22), and adjustment oblique iron (5) set up the inboard at fixed oblique iron (6), the inclined plane of adjustment oblique iron (5) is contacted the cooperation with the inclined plane of fixed oblique iron (6) to the adjusting part, thereby adjusts the width of draw-in groove (23), table frame adsorption platform (1) is close to one side of support (21) and fixed table frame (1) are fixed on the fixed table frame (21), and fixed table frame (1) are fixed on the fixed table frame (1), the magnetic force adsorption device (3) is used for adsorbing the mounting bracket (2) on a hard rail of the machine tool.

2. The machine tool hard rail straightness adjustment tool according to claim 1, further comprising a plurality of plastic-coated soft belts (4), wherein the plastic-coated soft belts (4) are adhered to the inner side of the adjustment chute (5) and the inner side of the magnetic force adsorption device (3).

3. The tool for adjusting the straightness of a hard rail of a machine tool according to claim 2, wherein when the inner side of one side plate (22) is provided with a wedge group, the inner side of the other side plate (22) is adhered with a plastic soft belt (4).

4. The tool for adjusting the straightness of a hard rail of a machine tool according to claim 1, wherein the magnetic attraction device (3) is a magnet.

5. The tool for adjusting the straightness of a hard rail of a machine tool according to claim 1, wherein a pull ring is arranged on the outer side of the bracket body (21).

6. The tool for adjusting the straightness of a hard rail of a machine tool according to claim 1, wherein the side plate (22) is welded and fixed with the bracket body (21).

7. The tool for adjusting the straightness of a hard rail of a machine tool according to claim 1, wherein the side plates (22) are formed by bending two ends of a bracket body (21).

8. The tool for adjusting the straightness of a hard rail of a machine tool according to claim 1, wherein the adjusting assembly comprises a connecting plate (7), an adjusting screw (8), a nut (9), a first limiting part (10) and a second limiting part (12), wherein the connecting plate (7) is L-shaped, one side of the connecting plate (7) is fixedly connected with a side plate (22), the other side of the connecting plate (7) is positioned above an adjusting wedge (5), a through hole is formed in the connecting plate (7) positioned above the adjusting wedge (5), the nut (9) is fixedly arranged at the through hole of the connecting plate (7), the adjusting screw (8) is in threaded connection with the nut (9), a cavity is formed in the upper part of the adjusting wedge (5), a waist-shaped hole (11) is formed in the upper end of the cavity of the adjusting wedge (5), the lower end of the adjusting screw (8) sequentially penetrates through the nut (9) and the waist-shaped hole (11) and then stretches into the cavity of the adjusting wedge (5), the first limiting part (10) is fixedly arranged between the adjusting screw (8) and the first limiting part (8) which is positioned in the cavity (12) positioned at one side of the adjusting screw (5), the adjusting screw (8) drives the adjusting chute (5) to move through the first limiting piece (10) and the second limiting piece (12).

9. The tool for adjusting the straightness of a hard rail of a machine tool according to claim 8, wherein the kidney-shaped hole (11) is formed in the adjusting chute (5) along the left-right direction, and the width of the kidney-shaped hole (11) is smaller than the outer diameters of the first limiting piece (10) and the second limiting piece (12).