CN211249606U

CN211249606U - Linear guide rail mechanism of precision grinding machine

Info

Publication number: CN211249606U
Application number: CN201922323035.XU
Authority: CN
Inventors: 蒋文; 李浩志; 彭海波; 尚克勇
Original assignee: Chongqing Feirui Hardware Products Co ltd
Current assignee: Chongqing Feirui Hardware Products Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-08-14
Anticipated expiration: 2029-12-23

Abstract

The utility model relates to a grinding machine guide rail technical field just discloses an accurate grinding machine linear guide mechanism, comprises a workbench, the bottom fixed mounting of workstation has the pinion rack, the fixed spout of having seted up in bottom of workstation, the inside fixed mounting of spout has the drive case, the roof fixed mounting of drive incasement chamber has first bearing. This precision grinding machine linear guide mechanism, when rotatory through the motor, it is rotatory simultaneously to drive the bull stick through the belt, installation through first bearing and second bearing, it is more steady when making motor output shaft and bull stick pivoted, when the bull stick rotates, the fluted disc of its surface is along with rotating together, mesh with the fluted disc through the pinion rack, it removes to drive whole drive case, size and the big or small looks adaptation of drive case through the spout, produce the skew around injecing it and avoiding, make its in-process at the removal more appraisal, the purpose of good stability has been reached.

Description

Linear guide rail mechanism of precision grinding machine

Technical Field

The utility model relates to a grinding machine guide rail technical field specifically is an accurate grinding machine linear guide mechanism.

Background

Grinding machines are machine tools for grinding the surface of a workpiece by using grinding tools, most of the grinding machines use grinding wheels rotating at high speed for grinding, and a few of the grinding machines use other grinding tools such as oilstones and abrasive belts and free abrasives for processing, such as honing machines, superfinishing machines, abrasive belt grinding machines, grinding machines and polishing machines, and the grinding machines can process materials with high hardness, such as hardened steel and hard alloys.

Grinding machine guide rail mechanism on the existing market is various, but generally has the defect of poor stability, and most of existing grinding machine guide rails are easy to vibrate and wear in the using process, cannot meet the requirements of a precision machine tool, and lead to low machining precision during grinding, and influence the production efficiency of workpiece machining, so that a precision grinding machine linear guide rail mechanism is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a precision grinder linear guide mechanism possesses advantages such as stability is good, has solved the ubiquitous shortcoming that stability is not good, and current most grinder guide rail is at the in-process that uses, easily produces vibrations and wearing and tearing, can not satisfy precision machine's requirement, leads to when carrying out the grinding, and machining precision is low, has influenced work piece processing's production efficiency's problem.

(II) technical scheme

In order to realize the good purpose of the stability, the utility model provides a following technical scheme: a linear guide rail mechanism of a precision grinding machine comprises a workbench, wherein a toothed plate is fixedly mounted at the bottom of the workbench, a sliding groove is fixedly formed in the bottom of the workbench, a driving box is fixedly mounted inside the sliding groove, a first bearing is fixedly mounted on the top wall of an inner cavity of the driving box, a motor is fixedly mounted at the bottom of the driving box, a second bearing is fixedly mounted on the front surface and the back surface of the driving box respectively, a rotating rod is movably mounted inside the second bearing, connectors are formed in the front surface and the back surface of the driving box respectively, a belt is movably mounted on the outer surfaces of a motor output shaft and the rotating rod, a toothed disc is fixedly mounted on the outer surface of the rotating rod, the toothed plate is meshed with the toothed disc, a limit groove is formed in the top of the workbench, a sliding table is movably mounted inside the limit groove, and a connecting, the top of workstation just is located both sides around the spacing groove and has all seted up the constant head tank, the front and the equal fixed mounting in the back of slip table have the fixed block, the inside fixed mounting of fixed block has the slide bar, the bottom fixed mounting of workstation has the shock attenuation foot.

Preferably, one end of the motor output shaft close to the first bearing penetrates through and extends to the inside of the first bearing, and one end of the connecting rod close to the sliding table penetrates through and extends to the bottom of the sliding table.

Preferably, the slide bar is movably arranged in the positioning groove, and the size of the sliding groove is matched with that of the driving box.

Preferably, the outer diameter of the output shaft of the motor is matched with the inner diameter of the first bearing, and the outer diameter of the rotating rod is matched with the inner diameter of the second bearing.

Preferably, the two second bearings are symmetrically distributed on the front side and the rear side of the inner axis of the driving box, and the size of the limiting groove is matched with that of the sliding table.

Preferably, two the fixed block is the symmetric distribution in the left and right sides of slip table axis, the internal diameter of fixed block and the external diameter looks adaptation of slide bar.

(III) advantageous effects

Compared with the prior art, the utility model provides a precision grinder linear guide mechanism possesses following beneficial effect:

1. this precision grinding machine linear guide mechanism, when rotatory through the motor, it is rotatory simultaneously to drive the bull stick through the belt, installation through first bearing and second bearing, it is more steady when making motor output shaft and bull stick pivoted, when the bull stick rotates, the fluted disc of its surface is along with rotating together, mesh with the fluted disc through the pinion rack, it removes to drive whole drive case, size and the big or small looks adaptation of drive case through the spout, produce the skew around injecing it and avoiding, make its in-process at the removal more appraisal, the purpose of good stability has been reached.

2. This precision grinding machine linear guide mechanism, through the in-process that the drive case was removing, the spout is taken in the inside of spacing groove through the connecting rod and is slided, and the slide bar of slip table both sides slides in the inside of constant head tank this moment, carries out multiple injecing with the slip table, reduces rocking that produces when it removes, at the installation through the shock attenuation foot, vibrations when effectual reduction whole device moves have promoted accurate nature when processing to the good mesh of stability has been reached.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the positioning groove of the present invention.

In the figure: the vibration-damping device comprises a workbench 1, a toothed plate 2, a sliding groove 3, a driving box 4, a first bearing 5, a motor 6, a second bearing 7, a rotating rod 8, a connecting port 9, a belt 10, a toothed disc 11, a limiting groove 12, a sliding table 13, a connecting rod 14, a positioning groove 15, a fixing block 16, a sliding rod 17 and a damping foot 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a linear guide rail mechanism of a precision grinding machine comprises a workbench 1, a toothed plate 2 is fixedly installed at the bottom of the workbench 1, a sliding groove 3 is fixedly formed at the bottom of the workbench 1, a rotating rod 8 is driven to rotate simultaneously through a belt 10 when a motor 6 rotates, the output shaft of the motor 6 and the rotating rod 8 rotate more stably through the installation of a first bearing 5 and a second bearing 7, a toothed disc 11 on the outer surface of the rotating rod 8 rotates along with the rotating rod, the toothed plate 2 is meshed with the toothed disc 11 to drive the whole driving box 4 to move, the toothed plate 3 is limited to avoid front and back deviation through the matching of the size of the sliding groove 3 and the size of the driving box 4, so that the driving box can be evaluated more in the moving process, the purpose of good stability is achieved, a driving box 4 is fixedly installed inside the sliding groove 3, a first bearing 5 is fixedly installed on the top wall of the inner cavity of the driving box 4, the bottom of the driving box 4 is fixedly provided with a motor 6, the model of the motor 6 can be Y80M1-2, one end of an output shaft of the motor 6, which is close to the first bearing 5, penetrates through and extends into the first bearing 5, one end of a connecting rod 14, which is close to the sliding table 13, penetrates through and extends to the bottom of the sliding table 13, the front surface and the back surface of the driving box 4 are both fixedly provided with second bearings 7, a rotating rod 8 is movably arranged inside the second bearings 7, the front surface and the back surface of the driving box 4 are both provided with connecting ports 9, a sliding rod 17 is movably arranged inside a positioning slot 15, the size of the sliding slot 3 is matched with the size of the driving box 4, the outer surfaces of the output shaft of the motor 6 and the rotating rod 8 are both movably provided with belts 10, the outer surface of the rotating rod 8 is fixedly provided with a fluted disc 11, the outer diameter of the output shaft, the toothed plate 2 is meshed with the toothed disc 11, the top of the workbench 1 is provided with a limit groove 12, the inside of the limit groove 12 is movably provided with a sliding table 13, two second bearings 7 are symmetrically distributed on the front side and the rear side of the central axis of the driving box 4, the size of the limit groove 12 is matched with that of the sliding table 13, the driving box 4 drives the sliding table 13 to slide in the limit groove 12 through a connecting rod 14 in the moving process, at the moment, sliding rods 17 on the two sides of the sliding table 13 slide in a positioning groove 15, the sliding table 13 is subjected to multiple limitation, the shaking generated in the moving process is reduced, the shaking of the whole device in the operation process is effectively reduced through the installation of a damping foot 18, the precision in the processing process is improved, the purpose of good stability is achieved, the connecting rod 14 is fixedly installed on the top of the driving box 4, the positioning grooves 15 are formed in the top of the workbench 1, the front and the back of slip table 13 all fixed mounting have fixed block 16, and two fixed blocks 16 are the symmetric distribution in the left and right sides of slip table 13 axis, and the internal diameter of fixed block 16 and the external diameter looks adaptation of slide bar 17, the inside fixed mounting of fixed block 16 has slide bar 17, and the bottom fixed mounting of workstation 1 has shock attenuation foot 18.

When the limiting device is used, the driving box 4 drives the sliding table 13 to slide in the limiting groove 12 through the connecting rod 14 in the moving process, and at the moment, the sliding rods 17 on the two sides of the sliding table 13 slide in the positioning grooves 15, so that the sliding table 13 is limited in multiple ways, and the shaking generated during the moving process is reduced.

To sum up, this precision grinding machine linear guide mechanism, when rotatory through motor 6, it is rotatory simultaneously to drive bull stick 8 through belt 10, installation through first bearing 5 and second bearing 7, it is more steady when making 6 output shafts of motor and bull stick 8 rotate, when bull stick 8 rotates, fluted disc 11 of its surface is along with rotating together, mesh with fluted disc 11 through pinion rack 2, it removes to drive whole drive box 4, size and the big or small looks adaptation of drive box 4 through spout 3, produce the skew around avoiding it to prescribe a limit to, make its in-process at the removal more appraisal, the purpose of good stability has been reached.

And, through drive box 4 at the in-process that removes, through connecting rod 14 area slip table 13 in the inside slip of spacing groove 12, slide bar 17 of slip table 13 both sides slides in the inside of constant head tank 15 this moment, carry out multiple injecing with slip table 13, reduce the shake that produces when it removes, at the installation of process shock attenuation foot 18, effectual vibrations that reduce whole device when moving, precision when having promoted processing, thereby reached the good mesh of stability, the shortcoming that has not good stability on general has been solved, current most grinding machine guide rail is at the in-process of using, easily produce vibrations and wearing and tearing, can not satisfy the requirement of precision machine tool, lead to when carrying out the grinding, machining precision is low, the problem of the production efficiency of work piece processing has been influenced.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a precision grinder linear guide mechanism, includes workstation (1), its characterized in that: the bottom fixed mounting of workstation (1) has pinion rack (2), the bottom fixed mounting of workstation (1) has seted up spout (3), the inside fixed mounting of spout (3) has drive case (4), the roof fixed mounting of drive case (4) inner chamber has first bearing (5), the bottom fixed mounting of drive case (4) has motor (6), the equal fixed mounting in front and the back of drive case (4) has second bearing (7), the inside movable mounting of second bearing (7) has bull stick (8), the front and the back of drive case (4) have all been seted up connector (9), the surface movable mounting of motor (6) output shaft and bull stick (8) has belt (10), the surface fixed mounting of bull stick (8) has fluted disc (11), pinion rack (2) and fluted disc (11) mesh mutually, spacing groove (12) have been seted up at the top of workstation (1), the inside movable mounting of spacing groove (12) has slip table (13), the top fixed mounting of drive case (4) has connecting rod (14), constant head tank (15) have all been seted up to both sides around the top of workstation (1) and be located spacing groove (12), the front and the equal fixed mounting in the back of slip table (13) have fixed block (16), the inside fixed mounting of fixed block (16) has slide bar (17), the bottom fixed mounting of workstation (1) has shock attenuation foot (18).

2. The linear guide rail mechanism of the precision grinding machine as claimed in claim 1, wherein: one end of an output shaft of the motor (6), which is close to the first bearing (5), penetrates through and extends to the inside of the first bearing (5), and one end of the connecting rod (14), which is close to the sliding table (13), penetrates through and extends to the bottom of the sliding table (13).

3. The linear guide rail mechanism of the precision grinding machine as claimed in claim 1, wherein: the slide bar (17) is movably arranged in the positioning groove (15), and the size of the sliding groove (3) is matched with that of the driving box (4).

4. The linear guide rail mechanism of the precision grinding machine as claimed in claim 1, wherein: the outer diameter of the output shaft of the motor (6) is matched with the inner diameter of the first bearing (5), and the outer diameter of the rotating rod (8) is matched with the inner diameter of the second bearing (7).

5. The linear guide rail mechanism of the precision grinding machine as claimed in claim 1, wherein: two second bearing (7) are both sides around drive box (4) axis in symmetric distribution, the size of spacing groove (12) and the size looks adaptation of slip table (13).

6. The linear guide rail mechanism of the precision grinding machine as claimed in claim 1, wherein: two fixed block (16) are the left and right sides of symmetric distribution in slip table (13) axis, the internal diameter of fixed block (16) and the external diameter looks adaptation of slide bar (17).