CN114791075A

CN114791075A - Precision machinery level (l) ing structure

Info

Publication number: CN114791075A
Application number: CN202210639960.7A
Authority: CN
Inventors: 项肇; 张粟颖; 吴开阳
Original assignee: Jiujiang Haitian Equipment Manufacturing Co ltd
Current assignee: Jiujiang Haitian Equipment Manufacturing Co ltd
Priority date: 2022-06-08
Filing date: 2022-06-08
Publication date: 2022-07-26

Abstract

The invention discloses a precise mechanical horizontal adjusting structure which comprises a table body, a fixed disc, a working table top, three transmission motors and three threaded support rods, wherein the table body is fixedly connected with the transmission motors, the table body is fixedly connected with the threaded support rods, the number of the threaded support rods is three, the top end of the fixed disc is provided with three rotating grooves, and the number of the rotating grooves is three. According to the invention, the transmission motor, the first gear, the second gear and the third gear are arranged, when the device is used, the threaded rod is driven to move by controlling the operation of the transmission motor, so that the overall height of the device is adjusted, the pushing block is driven by the third gear to extrude the inner wall of the supporting rod, the threaded supporting rod and the supporting rod are effectively fixed, the adjustment precision of the device is enhanced, the reduction of precision caused by looseness in use is effectively prevented, the adjustment precision is effectively improved by multiple adjustments, and meanwhile, the adjustment efficiency is improved by the movement of the transmission motor and the rotation motor.

Description

Precision machinery level (l) ing structure

Technical Field

The invention relates to the field of adjusting structures, in particular to a precise mechanical horizontal adjusting structure.

Background

The main research directions of the major fields are intellectualization, miniaturization, integration and networking of the instrument, a horizontal adjusting structure is crucial to horizontal adjustment of workpieces during processing, if the levelness is not guaranteed, the workpieces are processed inaccurately, the defective rate is high, and the existing horizontal adjusting mechanism mainly extrudes material deformation through locking force of a fastener to achieve the purpose of planar levelness adjustment, so that the material is concentrated in stress and easy to deform, and for the horizontally placed workpieces, horizontal adjustment is achieved by means of bottom support.

Present precision machinery's regulation structure is mostly manual once to adjust not only that the precision is low in the regulation, and adjusts poor stability, easily produces not hard up appearance when using, can lead to the precision of regulation poor, and is inefficient simultaneously.

To this end, we propose a precision mechanical leveling structure to solve the above problems.

Disclosure of Invention

The present invention provides a level adjustment structure for a precision machine, so as to solve the problems that the adjustment efficiency is low due to manual adjustment, and the adjustment precision is poor due to primary adjustment.

In order to achieve the purpose, the invention provides the following technical scheme:

precision machinery level (l) ing structure

In a further embodiment, a precision mechanical leveling mechanism includes: the table body is fixedly connected with the transmission motor, the table body is fixedly connected with the thread support rods, the number of the thread support rods is three, a rotating groove is formed in the top end of the fixed disc, the number of the rotating groove is three, a threaded hole is formed in the inner wall of the rotating groove, a fine adjustment threaded rod is connected to the inner wall of the threaded hole in a threaded sleeve mode, a rotating ring is connected to the inner wall of the rotating groove in a rotating mode, an adjusting threaded sleeve is fixedly connected to the top end of the rotating ring, the inner wall of the adjusting threaded sleeve is connected with the outer wall of the fine adjustment threaded rod in a threaded sleeve mode, a connecting seat is hinged to the top end of the fine adjustment threaded rod, and the top end of the connecting seat is fixedly connected with the working table top;

the bottom of the fixed disk is fixedly connected with a threaded rod, the output end of the transmission motor is fixedly connected with a main shaft, a first gear is fixedly connected with the axis of the main shaft, the bottom of the table body is rotatably connected with a rotating rod through a bearing, the top end of the rotating rod is fixedly connected with a third gear, the inside of the table body is rotatably connected with a transmission threaded sleeve, the inner wall of the transmission threaded sleeve is connected with the outer wall of the threaded rod through a threaded sleeve, the outer wall of the transmission threaded sleeve is fixedly connected with a second gear, the second gear is mutually meshed with the first gear, the bottom end of the table body is slidably connected with racks, the number of the racks is three, the three racks are arranged in one hundred and twenty degrees, the three racks are respectively arranged on different horizontal planes, one end of the rack is fixedly connected with a push rod, and the third gear is mutually meshed with the racks, the utility model discloses a thread pushing device, including threaded support rod, inner wall sliding connection, catch bar, connecting rod and catch bar, the outer wall thread bush of threaded support rod is established and is connected with the bracing piece, the inside of threaded support rod is equipped with the sliding tray, the inner wall sliding connection of sliding tray has the catch bar, the inner wall bottom fixedly connected with spring of sliding tray, the both sides of threaded support rod all are equipped with and push away the groove, the inner wall sliding connection who pushes away the groove has the catch block, the both sides of catch bar all articulate there is the connecting rod, the connecting rod is articulated each other with the catch block.

In a further embodiment, the bottom end of the supporting rod is fixedly connected with three supporting feet, and the number of the supporting feet is three.

In a further embodiment, the top end of the working table is fixedly connected with three first gradienters, the number of the first gradienters is three, the top end of the working table is provided with a mounting groove, and the inner wall of the mounting groove is fixedly connected with a rotating motor.

In a further embodiment, the output end of the rotating motor is fixedly connected with a rotating shaft, the top end of the rotating shaft is fixedly connected with a connecting block, and the top end of the working table is provided with a limiting sliding groove.

In a further embodiment, the inner wall of the limiting sliding groove is connected with a limiting sliding ring in a sliding mode, the top end of the limiting sliding ring is fixedly connected with a rotating platform, and the bottom end of the rotating platform is fixedly connected with a connecting block.

In a further embodiment, the top end of the table body is fixedly connected with three second gradienters, and the second gradienters are distributed at the outer side of the top end of the table body in an equidistant annular mode.

In a further embodiment, the bottom fixedly connected with gag lever post of fixed disk, the quantity of gag lever post sets up to three, the gag lever post equidistance is the annular and distributes in the bottom outside of fixed disk, the outside of stage body is equipped with the spacing groove, the inner wall of spacing groove and the inner wall phase-match of gag lever post.

In a further embodiment, the transmission precision of the threaded strut is lower than that of the threaded rod, and the transmission precision of the fine adjustment threaded rod is higher than that of the threaded rod.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, by arranging the transmission motor, the first gear, the second gear and the third gear, when the device is used, the threaded rod is driven to move by controlling the operation of the transmission motor, so that the overall height of the device is adjusted, the inner wall of the supporting rod is extruded by driving the pushing block through the third gear, the threaded supporting rod and the supporting rod are effectively fixed, the adjustment precision of the device is enhanced, the reduction of precision caused by looseness during use is effectively prevented, the adjustment precision is effectively improved by multiple adjustments, and meanwhile, the adjustment efficiency is improved by the movement of the transmission motor and the rotating motor.

Drawings

FIG. 1 is a schematic diagram of a transmission structure of a transmission motor;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is an exploded view of the overall structure of the present invention;

FIG. 4 is a schematic view of the structure of the rotary motor transmission of the present invention;

FIG. 5 is a schematic view of the horizontal adjustment structure of the present invention;

FIG. 6 is a structural diagram illustrating a first state of the push rod transmission according to the present invention;

FIG. 7 is a structural diagram of a second state of the push rod transmission according to the present invention;

fig. 8 is a partial cross-sectional view of the stage of the present invention.

In the figure: 1. a table body; 2. fixing the disc; 3. a work table; 4. a drive motor; 5. a threaded strut; 6. a main shaft; 7. a first gear; 8. a second gear; 9. a drive threaded sleeve; 10. a threaded rod; 11. a third gear; 12. a rack; 13. a push rod; 14. a connecting seat; 15. a sliding groove; 16. a push rod; 17. a spring; 18. pushing the groove; 19. a connecting rod; 20. a pushing block; 21. a support bar; 22. a first level; 23. rotating the platform; 24. rotating the motor; 25. a limiting slip ring; 26. a limiting chute; 27. mounting grooves; 28. a rotating shaft; 29. connecting blocks; 30. a second level; 31. adjusting the threaded sleeve; 32. a limiting groove; 33. a limiting rod; 34. a support leg; 35. a rotating groove; 36. a threaded hole; 37. a rotating ring; 38. finely adjusting the threaded rod; 39. rotating the rod.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of the indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-8, in an embodiment of the present invention, a level adjustment structure for a precision machine includes: the table comprises a table body 1, a fixed disc 2, a working table surface 3, a transmission motor 4 and threaded support rods 5, wherein the table body 1 and the transmission motor 4 are fixedly connected, the table body 1 and the threaded support rods 5 are fixedly connected, the number of the threaded support rods 5 is three, a rotating groove 35 is arranged at the top end of the fixed disc 2, the number of the rotating groove 35 is three, a threaded hole 36 is formed in the inner wall of the rotating groove 35, a fine adjustment threaded rod 38 is sleeved on the inner wall of the threaded hole 36, a rotating ring 37 is rotatably connected to the inner wall of the rotating groove 35, an adjusting threaded sleeve 31 is fixedly connected to the top end of the rotating ring 37, the inner wall of the adjusting threaded sleeve 31 is connected with the outer wall of the fine adjustment threaded rod 38 through a threaded sleeve, a connecting seat 14 is hinged to the top end of the fine adjustment threaded rod 38, and the top end of the connecting seat 14 is fixedly connected with the working table surface 3, the bottom of fixed disk 2 is fixedly connected with threaded rod 10, the output fixedly connected with main shaft 6 of motor 4, the axle center department fixedly connected with first gear 7 of main shaft 6, the bottom of transmission stage body 1 is rotated through the bearing and is connected with dwang 39, the top fixedly connected with third gear 11 of dwang 39, the inside of stage body 1 is rotated and is connected with transmission threaded sleeve 9, the inner wall of transmission threaded sleeve 9 is established with the outer wall of threaded rod 10 through the thread bush and is connected, the outer wall fixedly connected with second gear 8 of transmission threaded sleeve 9, second gear 8 and first gear 7 intermeshing, the bottom sliding connection of stage body 1 has rack 12, the quantity of rack 12 sets up to three, three angle between rack 12 sets up to one hundred twenty degrees, three rack 12 sets up respectively at different horizontal planes, one end fixedly connected with push rod 13 of rack 12, third gear 11 and rack 12 intermeshing, the outer wall screw thread cover of screw thread branch 5 is established and is connected with bracing piece 21, the inside of screw thread branch 5 is equipped with sliding tray 15, the inner wall sliding connection of sliding tray 15 has catch bar 16, the inner wall bottom fixedly connected with spring 17 of sliding tray 15, the both sides of screw thread branch 5 all are equipped with and push away groove 18, the inner wall sliding connection who pushes away groove 18 has and promotes piece 20, the both sides of catch bar 16 all articulate there is connecting rod 19, connecting rod 19 and promotion piece 20 are articulated each other.

Example 2

Referring to fig. 1 to 8, the difference from example 1 is: the bottom end of the support rod 21 is fixedly connected with three support feet 34, the number of the support feet 34 is three, the top end of the working table 3 is fixedly connected with three first gradienters 22, the number of the first gradienters 22 is three, the top end of the working table 3 is provided with a mounting groove 27, the inner wall of the mounting groove 27 is fixedly connected with a rotating motor 24, the output end of the rotating motor 24 is fixedly connected with a rotating shaft 28, the top end of the rotating shaft 28 is fixedly connected with a connecting block 29, the top end of the working table 3 is provided with a limiting sliding groove 26, the inner wall of the limiting sliding groove 26 is slidably connected with a limiting sliding ring 25, the top end of the limiting sliding ring 25 is fixedly connected with a rotating platform 23, the bottom end of the rotating platform 23 is fixedly connected with the connecting block 29, the top end of the table body 1 is fixedly connected with three second gradienters 30, and the number of the three second gradienters 30 is three, second spirit level 30 equidistance annular distribution is in the top outside of stage body 1, the bottom fixedly connected with gag lever post 33 of fixed disk 2, the quantity of gag lever post 33 sets up to three, gag lever post 33 equidistance is the annular distribution in the bottom outside of fixed disk 2, the outside of stage body 1 is equipped with spacing groove 32, the inner wall of spacing groove 32 and gag lever post 33's inner wall phase-match, the transmission precision of screw thread branch 5 is less than the transmission precision of threaded rod 10, the transmission precision of fine setting threaded rod 38 is higher than the transmission precision of threaded rod 10 to conveniently carry out multiple regulation, lifting means's regulation precision to equipment in proper order.

The working principle of the invention is as follows: firstly, the supporting rod 21 is rotated according to the height of the required rotating platform 23 to roughly adjust the whole height of the equipment, meanwhile, the horizontal precision of the table body 1 is adjusted through the second level gauge 30, then, the transmission motor 4 is controlled to operate, so that the main shaft 6 drives the first gear 7 and the third gear 11 to rotate, the first gear 7 drives the transmission threaded sleeve 9 to rotate through the second gear 8, so as to drive the threaded rod 10 to move, the whole height of the equipment is finely adjusted, at the moment, the rotating rod 39 drives the rack 12 and the push rod 13 to push through the third gear 11, so as to push the push rod 16 to slide downwards on the inner wall of the sliding groove 15, so as to push the push block 20 to slide on the inner wall of the push groove 18 through the connecting rod 19 and cling to the inner wall of the supporting rod 21, thereby effectively fixing the threaded supporting rod 5 and the supporting rod 21, and effectively preventing the reduction of precision caused by looseness in use, the precision is improved, then the three adjusting threaded sleeves 31 are rotated to push the fine adjusting threaded rod 38 to move, so that the first level 22 is leveled, the adjusting precision is effectively improved through multiple adjustment, meanwhile, the transmission motor 4 and the rotating motor 24 move to improve the adjusting efficiency, and therefore the working principle of the invention is completed.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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 specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. A precision mechanical leveling structure, comprising: the table comprises a table body (1), a fixed disc (2), a working table top (3), a transmission motor (4) and threaded support rods (5), wherein the table body (1) is fixedly connected with the transmission motor (4), the table body (1) is fixedly connected with the threaded support rods (5), the number of the threaded support rods (5) is three, a rotating groove (35) is formed in the top end of the fixed disc (2), the number of the rotating groove (35) is three, a threaded hole (36) is formed in the inner wall of the rotating groove (35), fine adjustment threaded rods (38) are sleeved on the inner wall of the threaded hole (36), a rotating ring (37) is rotatably connected with the inner wall of the rotating groove (35), an adjusting threaded sleeve (31) is fixedly connected to the top end of the rotating ring (37), and the inner wall of the adjusting threaded sleeve (31) is connected with the outer wall of the fine adjustment threaded rods (38) through threaded sleeves, the top end of the fine adjustment threaded rod (38) is hinged with a connecting seat (14), and the top end of the connecting seat (14) is fixedly connected with the working table top (3);

the bottom fixedly connected with threaded rod (10) of fixed disk (2), the output fixedly connected with main shaft (6) of drive motor (4), the axle center department fixedly connected with first gear (7) of main shaft (6), the bottom of stage body (1) is rotated through the bearing and is connected with dwang (39), the bottom fixedly connected with third gear (11) of dwang (39), the inside of stage body (1) is rotated and is connected with transmission screw sleeve (9), the inner wall of transmission screw sleeve (9) is established with the outer wall of threaded rod (10) through the thread bush and is connected, the outer wall fixedly connected with second gear (8) of transmission screw sleeve (9), second gear (8) and first gear (7) intermeshing, the bottom sliding connection of stage body (1) has rack (12), the quantity of rack (12) sets up to three, the angles among the three racks (12) are set to be one hundred twenty degrees, the three racks (12) are respectively arranged on different horizontal planes, one end of the rack (12) is fixedly connected with a push rod (13), the third gear (11) is meshed with the rack (12), the outer wall of the threaded support rod (5) is connected with a support rod (21) in a threaded sleeve manner, a sliding groove (15) is arranged inside the threaded support rod (5), the inner wall of the sliding groove (15) is connected with a push rod (16) in a sliding way, the bottom end of the inner wall of the sliding groove (15) is fixedly connected with a spring (17), both sides of the threaded support rod (5) are provided with push grooves (18), the inner walls of the push grooves (18) are connected with push blocks (20) in a sliding way, both sides of the push rod (16) are hinged with connecting rods (19), and the connecting rods (19) are hinged with the push block (20).

2. A precision mechanical leveling structure according to claim 1, wherein the bottom end of the supporting rod (21) is fixedly connected with a supporting foot (34), and the number of the supporting foot (34) is three.

3. The precise mechanical level adjustment structure of claim 2, wherein the top end of the working table (3) is fixedly connected with three first gradienters (22), the number of the first gradienters (22) is three, the top end of the working table (3) is provided with a mounting groove (27), and the inner wall of the mounting groove (27) is fixedly connected with a rotating motor (24).

4. A precision mechanical leveling structure according to claim 3, wherein the output end of the rotating motor (24) is fixedly connected with a rotating shaft (28), the top end of the rotating shaft (28) is fixedly connected with a connecting block (29), and the top end of the working table (3) is provided with a limiting sliding groove (26).

5. A precision mechanical leveling structure according to claim 4, wherein a limiting sliding ring (25) is slidably connected to an inner wall of the limiting sliding groove (26), a rotating platform (23) is fixedly connected to a top end of the limiting sliding ring (25), and a bottom end of the rotating platform (23) is fixedly connected to the connecting block (29).

6. A precise mechanical level adjustment structure according to claim 5, characterized in that the top end of the table body (1) is fixedly connected with second gradienters (30), the number of the second gradienters (30) is three, and the second gradienters (30) are distributed at the outer side of the top end of the table body (1) in an equidistant and annular manner.

7. The precision machinery leveling structure of claim 6, wherein the bottom end of the fixed disk (2) is fixedly connected with a limiting rod (33), the number of the limiting rods (33) is three, the limiting rods (33) are distributed in the bottom end outside of the fixed disk (2) in an annular shape at equal intervals, a limiting groove (32) is arranged on the outside of the table body (1), and the inner wall of the limiting groove (32) is matched with the inner wall of the limiting rod (33).

8. A precision mechanical leveling structure according to claim 7, characterized in that the transmission precision of the threaded strut (5) is lower than the transmission precision of the threaded rod (10), and the transmission precision of the fine adjustment threaded rod (38) is higher than the transmission precision of the threaded rod (10).