CN217648259U - Levelness adjusting tool - Google Patents

Abstract

The invention belongs to the field of clamps, and relates to a level adjustment tool, comprising a chuck assembly and a placement plate, wherein the chuck assembly is fixedly connected with a level adjustment base, and the level adjustment base is provided with an adjustment winding X-axis and Y axis, a level adjustment mechanism is provided between the level adjustment base and the placing plate, and the level adjustment mechanism enables the level adjustment base to be adjusted along the X axis or/and the Y axis to adjust the chuck assembly The horizontal parallelism of the workpiece. The advantage is that the leveling mechanism enables the leveling base to be adjusted along the X-axis or/and the Y-axis to adjust the horizontal parallelism of the workpiece on the collet assembly, by making small angles around the X-axis and the Y-axis. Rotating and adjusting the leveling base is used to solve the problem that the workpiece levelness accuracy is not high enough after clamping the workpiece.

Description

Level adjustment tool

technical field

The utility model belongs to the field of clamps, in particular to a level adjustment tool.

Background technique

In the process of machining the workpiece, the workpiece is usually processed after being clamped by a fixture, but when machining a workpiece with high precision, the levelness of the workpiece needs to be adjusted, but the levelness of the workpiece will be affected in the process of clamping the workpiece, and The levelness of the clamping itself also affects the levelness of the workpiece. Therefore, a device for adjusting the levelness of the workpiece after clamping the workpiece is required to solve the problem that the precision of the levelness of the workpiece is not high enough.

For example, the Chinese utility model patent discloses a leveling device for a mechanical clamp [application number CN201410101024.6]. The opposite ends of the bottom of the clamp body are respectively provided with a fixed support hydraulic cylinder and an adjustment device, and the adjustment device has a bottom embedded in the clamp body. The elliptical sphere is provided with a connecting body, an I-shaped support block and an adjusting hydraulic cylinder in sequence from top to bottom below the elliptical sphere. The invention has a simple structure, and changes the traditional adjustment of the level of the clamp through a plurality of supporting points. The main supporting function is performed by fixing the supporting hydraulic cylinder, and then the lifting and shrinking of the hydraulic cylinder is adjusted, and the clamp is indirectly supported by the elliptical sphere. Adjustment, the contact area is large, and the structural complexity and adjustment difficulty of the multi-point support are changed, and only two points of adjustment are required.

Utility model content

The purpose of the present invention is to provide a level adjustment tool for the above problems.

In order to achieve the above object, the utility model adopts the following technical solutions:

A leveling adjustment tool, comprising a collet assembly and a placing plate, the collet assembly is fixedly connected with a level adjustment base, the level adjustment base is provided with an X axis and a Y axis of an adjustment winding, and the A leveling mechanism is provided between the leveling base and the placing plate, and the leveling mechanism enables the leveling base to be adjusted along the X-axis or/and the Y-axis to adjust the horizontal parallelism of the workpiece on the chuck assembly .

In the above-mentioned level adjustment tool, an adjustment space is provided between the level adjustment base and the placing plate, the adjustment space is provided with a reset component, the level adjustment mechanism includes several screws, and the level adjustment mechanism includes several screws. The nut of the screw is in contact with the leveling base, and the screw penetrates through the leveling base and the adjustment space and is screwed with the placing plate, and the reset component makes the nut of the screw always abut against the leveling base.

In the above-mentioned level adjustment tool, at least a first screw, a second screw and a third screw are provided, the first screw is located on the X-axis, and the second screw and the third screw are respectively located on the X-axis. sides.

In the above-mentioned level adjustment tool, the distances between the second screw and the third screw and the X axis are the same.

In the above-mentioned level adjustment tool, the connecting line between the second screw and the third screw is parallel to the Y axis, and the distance between the connecting line between the second screw and the third screw and the Y axis is equal to The distance between the first screw and the Y axis is the same.

In the above-mentioned level adjustment tool, the level adjustment base is provided with a perforation at the intersection of the X axis and the Y axis, and a fixing bolt is provided directly below the perforation, and the fixing bolt penetrates downward through the placing plate .

In the above-mentioned level adjustment tool, the reset component includes a plurality of springs, and both ends of the spring are respectively in contact with the placing plate and the level adjustment base and are always in a compressed state.

In the above-mentioned level adjustment tool, the second screw and the third screw are respectively sleeved with a spring, and the first screw is provided with a spring on both sides of the X-axis.

In the above-mentioned levelness adjusting tool, the placing plate is provided with a placing frame groove, and the leveling base is adapted to the placing frame groove.

In the above-mentioned levelness adjustment tool, the collet assembly includes a clamp support block, the clamp support block is fixed with a fixed clamp and is slidably connected with a moving clamp, and the clamp support block is rotatably connected with a positioning shaft , the adjusting shaft is screwed with the moving fixture.

Compared with the existing technology, the advantages of the present utility model are:

1. The horizontal adjustment mechanism can adjust the horizontal adjustment base along the X axis or/and the Y axis to adjust the horizontal parallelism of the workpiece on the chuck assembly, and rotate at a small angle around the X axis and the Y axis. Adjust the leveling base to solve the problem that the workpiece leveling accuracy is not high enough after clamping the workpiece.

2. Adjust the leveling base by screwing out and screwing in and the elasticity of the reset component with the reset component, so as to solve the problem that the workpiece leveling accuracy is not high enough after clamping the workpiece.

Description of drawings

Fig. 1 is the structural representation of the present utility model;

Fig. 2 is the structural representation of another direction;

FIG. 3 is a schematic diagram of the structure after the leveling base is hidden.

In the figure: chuck assembly 10, placement plate 11, leveling base 12, leveling mechanism 13, first screw 15, second screw 16, third screw 17, perforation 18, fixing bolt 19, spring 20, placement frame The slot 21 , the fixture support block 22 , the fixed fixture 23 , the moving fixture 24 , and the positioning shaft 25 .

Detailed ways

The present utility model will be described in further detail below in conjunction with the accompanying drawings and specific embodiments.

As shown in Figures 1-3, a leveling tool includes a collet assembly 10 and a placing plate 11, the collet assembly 10 is fixedly connected with a leveling base 12, and the leveling base 12 is provided with There are adjustment windings X-axis and Y-axis, and a horizontal adjustment mechanism 13 is arranged between the horizontal adjustment base 12 and the placing plate 11, and the horizontal adjustment mechanism 13 can make the horizontal adjustment base 12 along the X-axis or / and the Y axis are adjusted to adjust the horizontal parallelism of the workpiece on the collet assembly 10 .

In this embodiment, the collet assembly 10 is used for clamping the workpiece, and the horizontal adjustment base 12 is used to connect the collet assembly 10 with the placing plate 11 and adjust the position of the collet assembly 10. After clamping the workpiece, the leveling mechanism 13 enables the leveling base 12 to be adjusted along the X-axis or/and the Y-axis to adjust the horizontal parallelism of the workpiece on the collet assembly 10 by moving around the X-axis and the Y-axis. The leveling base 12 is rotated and adjusted at a small angle in two directions, so as to solve the problem of insufficient levelness accuracy of the workpiece caused by clamping the workpiece.

There is an adjustment space between the horizontal adjustment base 12 and the placing plate 11, and a reset component is arranged in the adjustment space. The horizontal adjustment mechanism 13 includes a number of screws. The adjustment base 12 is in contact with each other, and the screw penetrates through the level adjustment base 12 and the adjustment space and is screwed with the placing plate 11 .

In this embodiment, the reset assembly can drive the leveling base 12 to move away from the placing plate 11. Due to the screw, the nut of the screw is always abutted against the leveling base 12. The level adjustment base 12 is adjusted by adjusting the elasticity of the reset assembly and the reset assembly, and the level adjustment base 12 is rotated by a small angle around the X axis and the Y axis to solve the clamping problem. The workpiece levelness accuracy caused by the workpiece is not high enough.

At least a first screw 15, a second screw 16 and a third screw 17 are provided. The first screw 15 is located on the X axis, and the second screw 16 and the third screw 17 are located on both sides of the X axis.

In this embodiment, the unscrewing and screwing of the first screw 15 mainly adjusts the leveling base 12 around the Y axis to adjust the level. The second screw 16 and the third screw 17 can not only cooperate with the first screw 15 to make the level The adjustment base 12 can be adjusted around the Y axis, and the level adjustment base 12 can also be adjusted around the X axis. The level adjustment base 12 can be adjusted as a whole through the cooperation between the three screws and the rebound force of the reset assembly. to adjust the level of the workpiece.

The distance between the second screw 16 and the third screw 17 and the X axis is the same.

In this embodiment, since the distance between the second screw 16 and the third screw 17 is the same with the X-axis, when the leveling base 12 is adjusted around the X-axis, the second screw 16 is screwed out or screwed in for a certain amount. After the number of turns, the third screw 17 only needs to be rotated in the opposite direction for a certain number of turns. When the second screw 16 and the third screw 17 are rotated to adjust the leveling base 12 around the Y axis, the The second screw 16 and the third screw 17 are sufficient, which is convenient for adjustment, and there is no need to adjust the levelness well due to the different number of rotations between the two.

The connecting line between the second screw 16 and the third screw 17 is parallel to the Y axis, and the distance between the connecting line between the second screw 16 and the third screw 17 and the Y axis is the same as the distance between the first screw 15 and the Y axis. The distance between the Y axes is the same.

In this embodiment, the same as the above-mentioned principle, when the horizontal adjustment base 12 is adjusted around the Y axis, the rotation direction of the first screw 16 is opposite to that of the other two, but the number of rotations is the same.

The horizontal adjustment base is provided with a through hole 18 at the intersection of the X axis and the Y axis, and a fixing bolt 19 is arranged directly below the through hole 18 , and the fixing bolt 19 penetrates the placing plate 11 downward.

In this embodiment, when the whole device is fixed on the machine, it can be fixed on the machine by the fixing bolts 19. In addition, during the fixing process, the leveling base 12 will not be affected. In addition, the fixing center is closer to the machine. Adjust the center, easy to observe and adjust the level.

The reset assembly includes a plurality of springs 20, two ends of the springs 20 are respectively in contact with the placing plate 11 and the leveling base 12 and are always in a compressed state.

The second screw 16 and the third screw 17 are respectively sleeved with a spring 20, and the first screw 15 is respectively provided with a spring 20 on both sides of the X-axis.

In this embodiment, the spring 20 is located on the screw side or on the screw, and the generated reaction force can be reacted directly and quickly.

The placement frame 11 is provided with a placement frame slot 21, and the horizontal adjustment base 12 is adapted to the placement frame slot 21.

In this embodiment, when installing the leveling base 12, the leveling base 12 is put into the placement frame slot 21 to facilitate the positioning of the holes.

The chuck assembly 10 includes a clamp support block 22, the clamp support block 22 is fixed with a fixed clamp 23 and is slidably connected with a movable clamp 24, and the clamp support block 22 is rotatably connected with a positioning shaft 25, so Said positioning shaft 25 is screwed with the moving fixture.

In this embodiment, when fixing the workpiece, it is only necessary to rotate the adjusting shaft 25 to make the moving fixture 24 close to the fixing fixture 23 .

In this embodiment, the fixing bolts 19 are also provided with springs to further provide elastic force, and the placing plate 11 is also provided with a fixing support block 26 to further improve the stability.

The specific embodiments described herein are merely illustrative of the spirit of the present invention. Those skilled in the art of the present invention can make various modifications or supplements to the described specific embodiments or replace them in similar ways, but will not deviate from the spirit of the present invention or go beyond the appended claims the defined range.

Although the collet assembly 10, the placing plate 11, the leveling base 12, the leveling mechanism 13, the first screw 15, the second screw 16, the third screw 17, the through hole 18, the fixing bolt 19, the spring are used more in this paper 20. Terms such as placement frame groove 21, fixture support block 22, fixed fixture 23, moving fixture 24, and positioning shaft 25 are used, but the possibility of using other terms is not excluded. These terms are used only to more conveniently describe and explain the essence of the present invention; it is contrary to the spirit of the present invention to interpret them as any kind of additional limitations.

Claims (10)

1. A level adjustment tool, comprising a chuck assembly (10) and a placing plate (11), characterized in that the chuck assembly (10) is fixedly connected with a level adjustment base (12), and the The horizontal adjustment base (12) is provided with an X-axis and a Y-axis of the adjustment winding, and a horizontal adjustment mechanism (13) is arranged between the horizontal adjustment base (12) and the placing plate (11). The mechanism (13) enables the leveling base (12) to be adjusted along the X-axis or/and the Y-axis to adjust the horizontal parallelism of the workpiece on the collet assembly (10). 2. The level adjustment tool according to claim 1, wherein an adjustment space is provided between the level adjustment base (12) and the placing plate (11), and a reset is provided in the adjustment space The assembly, the leveling mechanism (13) includes a number of screws, the nuts of the screws are in contact with the leveling base (12), and the screws penetrate the leveling base (12) and the adjustment space and are connected with the leveling base (12). The placement plate (11) is screwed together, and the reset assembly keeps the nut of the screw in contact with the leveling base (12). 3. The level adjustment tool according to claim 2, characterized in that at least a first screw (15), a second screw (16) and a third screw (17) are provided, and the first screw (15) ) is located on the X-axis, and the second screw (16) and the third screw (17) are located on both sides of the X-axis, respectively. 4 . The level adjustment tool according to claim 3 , wherein the distance between the second screw ( 16 ) and the third screw ( 17 ) and the X axis is the same. 5 . 5. The level adjustment tool according to claim 3, wherein the connecting line between the second screw (16) and the third screw (17) is parallel to the Y-axis, and the second screw (16) and the third screw (17) are parallel to the Y-axis. The distance between the connecting line of the screw (16) and the third screw (17) and the Y axis is the same as the distance between the first screw (15) and the Y axis. 6. The level adjustment tool according to claim 3, wherein the level adjustment base (12) is provided with a perforation (18) at the intersection of the X axis and the Y axis, and the perforation (18) ) is provided with fixing bolts (19) directly below, and the fixing bolts (19) downwardly penetrate the placing plate (11). 7. The level adjustment tool according to claim 3, characterized in that, the reset assembly comprises a plurality of springs (20), and two ends of the spring (20) are respectively connected with the placing plate (11) and the level adjustment The bases (12) abut against each other and are always in a compressed state. 8. The level adjustment tool according to claim 7, wherein the second screw (16) and the third screw (17) are respectively sleeved with a spring (20), and the first screw (17) is sleeved with a spring (20). (15) A spring (20) is respectively provided on both sides of the X-axis. 9. The levelness adjusting tool according to claim 1, characterized in that, said placing plate (11) is provided with a placing frame groove (21), and said leveling base (12) is provided with a placing frame groove (21) to fit. 10. The levelness adjusting tool according to claim 1, wherein the collet assembly (10) comprises a clamp support block (22), and the clamp support block (22) is fixed with a fixed clamp ( 23) and a moving clamp (24) is slidably connected, the clamp support block (22) is rotatably connected with a positioning shaft (25), and the positioning shaft (25) is screwed with the moving clamp.

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