CN215316982U

CN215316982U - Linear driving mechanism with good stability and machining device

Info

Publication number: CN215316982U
Application number: CN202121630184.1U
Authority: CN
Inventors: 黄波; 陈上泉
Original assignee: Guangdong Huahui Numerical Control Equipment Co ltd
Current assignee: Guangdong Huahui Numerical Control Equipment Co ltd
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2021-12-28
Anticipated expiration: 2031-07-16

Abstract

The utility model relates to the technical field of CNC machining, in particular to a linear driving mechanism with good stability and a machining device. Including the linear drive mechanism described above. The mounting frame is made into a frame type structure, and the mounting frame is guided by the two guide rails, so that the stability is better.

Description

Linear driving mechanism with good stability and machining device

Technical Field

The utility model relates to the technical field of CNC (computerized numerical control) machining, in particular to a linear driving mechanism with good stability and a machining device.

Background

At present, the machine tool of 800-500 (850 for short) is commonly used in China to process the blank such as cutting. Since the inclination of both sides of the X-axis mounting base of the herringbone machine tool is 400MM (namely, both sides of the base of the herringbone), the herringbone machine tool has the defect of poor stability during moving, and is easy to shake, thereby reducing the precision.

Disclosure of Invention

The utility model provides a linear driving mechanism with good stability and a processing device aiming at the problems in the prior art, and the linear driving mechanism and the processing device can ensure that the linear driving mechanism does not shake during linear movement.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the linear driving mechanism with good stability comprises a first driving piece, an installation frame and two guide rails, wherein the first driving piece is located between the two slide rails, the installation frame is arranged on the two guide rails in a sliding mode and is of a frame type structure, and a Z-axis mechanism is installed on one side of the installation frame.

Furthermore, a plurality of reinforcing columns are arranged inside the mounting frame.

Further, the mounting frame is formed by die-casting steel with the model number of GS-H400.

Furthermore, the bottom both sides of mounting bracket are provided with the sliding part respectively, and the bottom of sliding part is provided with the recess, and demountable installation has the slider in the recess, two sliders and two guide rail slidable mounting one by one.

Further, first driving piece includes first motor, first lead screw and first nut, first lead screw is located between two guide rails, the bottom of mounting bracket is provided with the mounting hole, first lead screw with first nut spiro union, first nut install in the mounting hole, first motor is used for the drive first lead screw rotates.

The device further comprises a machine body, a second driving piece and an object stage, wherein a support frame is arranged at the top of the machine body, and the first driving piece and the two guide rails are arranged on the support frame; the second driving piece is used for driving the object stage to be close to or far away from the mounting frame.

Furthermore, two sides of the bottom of the machine body and the front end of the bottom are respectively provided with a supporting leg.

Further, the object stage is made of steel with the model number GS-H400.

Furthermore, the top of the object stage is provided with a plurality of mounting grooves which are parallel to each other.

The utility model also provides a processing device which comprises the linear driving mechanism.

The utility model has the beneficial effects that: the mounting frame is made into a frame type structure, and the mounting frame is guided by the two guide rails, so that the stability is better.

Drawings

FIG. 1 is a schematic diagram of the present invention.

Fig. 2 is another schematic view of the present invention.

Fig. 3 is a schematic view of a mount of the present invention.

Fig. 4 is a schematic view of the first driving member of the present invention.

Reference numerals: 1-first driving piece, 2-mounting bracket, 3-guide rail, 4-reinforcing column, 5-sliding part, 6-groove, 7-slider, 8-first motor, 9-first lead screw, 10-machine body, 11-second driving piece, 12-objective table, 13-supporting legs, 14-Z axle mechanism, 15-mounting hole, 16-first nut, 17-supporting frame, 18-mounting groove.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention is described in detail below with reference to the attached drawings.

As shown in fig. 1 to 4, the linear driving mechanism with good stability provided by the present invention includes a first driving member 1, a mounting frame 2, and two guide rails 3, where the first driving member 1 is located between the two slide rails, the mounting frame 2 is slidably disposed on the two guide rails 3, the mounting frame 2 is of a frame structure, and one side of the mounting frame 2 is used for mounting a Z-axis mechanism 14.

Specifically, the frame structure is a structure in the shape of a cuboid, and compared with a herringbone structure adopted in the prior art, the mounting frame 2 is better in stability and balance, so that the phenomenon that the mounting frame shakes during linear movement is avoided, and the processing precision is improved.

In the present embodiment, a plurality of reinforcing columns 4 are provided inside the mounting frame 2. The mounting frame 2 is internally of a hollow structure, and the reinforcing column 4 is arranged to ensure that the reinforcing column has enough strength to keep balance, so that the effect of saving raw materials is achieved. Specifically, one side of the mounting bracket 2 may be a solid structure, and the side is used for mounting the Z-axis mechanism 14, so as to ensure that the side has sufficient strength without deformation.

In the embodiment, the mounting frame 2 is made of steel material with the model number GS-H400 through die casting. The steel has the advantage of high strength, and can avoid the deformation of the mounting frame 2, thereby ensuring the stability and the precision of the utility model.

In this embodiment, the bottom both sides of mounting bracket 2 are provided with sliding part 5 respectively, and the bottom of sliding part 5 is provided with recess 6, and demountable installation has slider 7 in the recess 6, two sliders 7 and two guide rail 3 one by one slidable mounting. Namely, the sliding part 5 is arranged, and the sliding part 5 is connected with the guide rail 3 through the sliding block 7, so that the balance of the utility model is better, and the situation that the sliding part does not shake during moving is ensured; in addition, the first driving member 1 is located between the two guide rails 3, so that the driving force of the first driving member 1 to the mounting frame 2 is located in the middle without deviation.

In this embodiment, the first driving member 1 includes a first motor 8, a first lead screw 9 and a first nut 16, the first lead screw 9 is located between two guide rails 3, a mounting hole 15 is provided at the bottom of the mounting bracket 2, the first lead screw 9 is screwed with the first nut 16, the first nut 16 is installed in the mounting hole 15, and the first motor 8 is used for driving the first lead screw 9 to rotate. Carry out transmission drive through the lead screw for first motor 8 is more stable and accurate to the drive of mounting bracket 2, is favorable to realizing the cutting process to high accuracy work piece.

In this embodiment, the present invention further includes a machine body 10, a second driving element 11 and an object stage 12, a supporting frame 17 is disposed at the top of the machine body 10, and the first driving element 1 and the two guide rails 3 are both disposed on the supporting frame 17; the second driving member 11 is used for driving the object stage 12 to approach or depart from the mounting frame 2. The structure of the second driving member 11 may be substantially the same as that of the first driving member 1, and the driving direction of the first driving member 1 is the X direction, and the driving direction of the second driving member 11 is the Y direction, and after the object is placed on the stage 12 and fixed, the first driving member 1 and the second driving member 11 are respectively operated to move the stage 12 and the mounting frame 2 relatively, so that the Z-axis mechanism 14 mounted on the mounting frame 2 can be lowered to cut and shape the workpiece on the stage 12.

Specifically, bottom both sides and the bottom front end of organism 10 are provided with supporting legs 13 respectively, support organism 10 through three supporting legs 13 for placing of organism 10 is more stable, avoids taking place to slide and has influenced the processing effect.

Specifically, the object stage 12 is made of steel with the model number of GS-H400, so that the strength of the object stage 12 is ensured, and the object stage 12 is prevented from deforming after being used for a plurality of times.

Specifically, the top of the object stage 12 is provided with a plurality of mounting grooves 18 parallel to each other for mounting and fixing the fixture or the workpiece for processing.

Specifically, the utility model is mainly used in a processing device which can be a cutting device such as a CNC and the like, and the processing device comprises the linear driving mechanism besides a conventional structure, so that the effects of no deviation and no shaking are achieved during linear movement, and the stability is ensured to realize high-precision cutting.

Although the present invention has been described with reference to the above preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a good linear driving mechanism of stability which characterized in that: including first driving piece, mounting bracket and two guide rails, first driving piece is located between two slide rails, the mounting bracket slides and sets up in two guide rails, the mounting bracket is frame structure, one side of mounting bracket is used for installing Z axle mechanism.

2. The linear drive mechanism with good stability according to claim 1, wherein: a plurality of reinforcing columns are arranged inside the mounting frame.

3. The linear drive mechanism with good stability according to claim 1, wherein: the mounting frame is formed by die-casting of steel with the model number of GS-H400.

4. The linear drive mechanism with good stability according to claim 1, wherein: the bottom both sides of mounting bracket are provided with the sliding part respectively, and the bottom of sliding part is provided with the recess, and demountable installation has the slider in the recess, two sliders and two guide rail one-to-one slidable mounting.

5. The linear drive mechanism with good stability according to claim 1, wherein: the first driving piece comprises a first motor, a first screw rod and a first nut, the first screw rod is located between two guide rails, a mounting hole is formed in the bottom of the mounting frame, the first screw rod is in threaded connection with the first nut, the first nut is mounted in the mounting hole, and the first motor is used for driving the first screw rod to rotate.

6. The linear drive mechanism with good stability according to claim 1, wherein: the device comprises a machine body, a second driving piece and an object stage, wherein a support frame is arranged at the top of the machine body, and the first driving piece and two guide rails are arranged on the support frame; the second driving piece is used for driving the object stage to be close to or far away from the mounting frame.

7. The linear drive mechanism with good stability according to claim 6, wherein: supporting legs are respectively arranged on two sides of the bottom of the machine body and at the front end of the bottom.

8. The linear drive mechanism with good stability according to claim 6, wherein: the object stage is made of steel with the model number of GS-H400.

9. The linear drive mechanism with good stability according to claim 6, wherein: the top of the object stage is provided with a plurality of mounting grooves which are parallel to each other.

10. A processing apparatus, characterized in that: comprising a linear drive mechanism according to any one of claims 1-9.