CN217653610U

CN217653610U - Pressure-dividing type base of precision instrument

Info

Publication number: CN217653610U
Application number: CN202220753567.6U
Authority: CN
Inventors: 商富彬
Original assignee: Jiangsu Ruixin Integrated Circuit Equipment Co ltd
Current assignee: Jiangsu Ruixin Integrated Circuit Equipment Co ltd
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-10-25
Anticipated expiration: 2032-04-02

Abstract

The utility model discloses a partial pressure formula base of precision instrument relates to precision instrument technical field, which comprises a base body, the equal fixedly connected with first supporting leg in base body's bottom four corners department, and the equal fixedly connected with rubber pad in bottom of first supporting leg, the equal fixedly connected with mounting panel in base body's bottom both sides, and the relative one side of two mounting panels rotates and is connected with same screw lead screw, screw lead screw's outer wall has the movable plate through threaded connection, and the equal fixedly connected with stopper in top both ends of movable plate, the spacing groove has all been opened at base body's bottom both ends, and slides between spacing groove and the stopper and set up, the equal fixedly connected with second supporting leg in bottom both ends of movable plate, and the bottom fixedly connected with backup pad of second supporting leg. The utility model discloses its advantage lies in can adjusting the pressure that both sides supporting leg received.

Description

Pressure-dividing type base of precision instrument

Technical Field

The utility model relates to a precision instruments technical field especially relates to a partial pressure formula base of precision instruments.

Background

Precision instruments refer to devices and apparatus for generating and measuring precision quantities, including the observation, monitoring, measurement, verification, recording, transmission, transformation, display, analytical processing and control of precision quantities. Precision instruments are an important branch of instruments.

Precision instruments need be to its installation base when using, and at present, the partial pressure formula base of current precision instruments includes base body and four supporting legs usually, utilizes four supporting legs to carry out the partial pressure to base body.

However, since the shape of the precision instrument is various, when the precision instrument is mounted on the base body, the supporting legs on the two sides of the bottom bear different pressures, which easily causes the loss of the stressed side to be serious.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a partial pressure type base of a precision instrument. The pressure that its advantage lies in can adjusting both sides supporting leg and receive.

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

the utility model provides a partial pressure formula base of precision instruments, includes base body, the equal first supporting leg of fixedly connected with in bottom four corners department of base body, and the equal fixedly connected with rubber pad in bottom of first supporting leg, the equal fixedly connected with mounting panel in bottom both sides of base body, and the relative one side rotation of two mounting panels is connected with same screw thread lead screw, the outer wall of screw thread lead screw has the movable plate through threaded connection, and the equal fixedly connected with stopper in top both ends of movable plate, the spacing groove has all been opened at base body's bottom both ends, and slides between spacing groove and the stopper and set up, the equal fixedly connected with second supporting leg in bottom both ends of movable plate, and the bottom fixedly connected with backup pad of second supporting leg.

Through the technical scheme: after the precision instruments installation, according to the shape of precision instruments, rotate the screw thread lead screw, under the limiting displacement of spacing groove and stopper, drive the movable plate and remove on the screw thread lead screw, and then drive the second supporting leg and remove, make the second supporting leg remove to the one side that bearing pressure is big, carry out pressure sharing for two first supporting legs of the big one side of bearing pressure through the second supporting leg, and then reach the purpose of adjusting the pressure that both sides supporting leg receives, reduce the loss of first supporting leg.

The utility model discloses further set up to, the top of movable plate touches mutually with base body's bottom.

Through the technical scheme: because the top of the movable plate is contacted with the bottom of the base body, the pressure of the base body is transmitted to the movable plate, the pressure borne by the threaded lead screw is reduced, and the threaded lead screw is prevented from being damaged.

The utility model discloses further set up to, one of them one side of mounting panel is rotated and is connected with the second axis of rotation, and the circumference outer wall fixedly connected with second gear of second axis of rotation, the one end and the screw thread lead screw fixed connection of second axis of rotation.

Through the technical scheme: and the second gear and the second rotating shaft are utilized to facilitate the rotation of the threaded lead screw.

The utility model discloses further set up to, be close to the second gear one side of mounting panel is rotated and is connected with first axis of rotation, and the first gear of circumference outer wall fixedly connected with of first axis of rotation, first gear meshes with the second gear mutually.

Through the technical scheme: the first gear is used for conveniently driving the second gear and the threaded lead screw to rotate.

The utility model discloses further set up to, the one end fixedly connected with book type crank of first axis of rotation.

Through the technical scheme: the first gear is convenient to rotate by using the folding crank.

The utility model discloses further set up to, the tooth number of first gear is less than the second gear.

Through the technical scheme: because the number of teeth of the first gear is smaller than that of the second gear, the second gear rotates slowly, the accuracy of adjusting the second supporting leg is improved, and meanwhile the purpose of saving labor is achieved.

The utility model discloses further set up to, open the bottom of backup pad has a plurality of rotation grooves, and the inner wall roll that rotates the groove is provided with the rolling ball.

Through the technical scheme: the friction between the supporting plate and the ground is reduced by utilizing the rotating ball and the rotating groove, so that the purpose of conveniently adjusting the second supporting leg is achieved.

The utility model is further arranged in that the section of the rotating groove is three-fifth of a circle.

Through the technical scheme: the rolling ball is prevented from falling off by using the rolling groove with a section of three fifths of a circle.

The beneficial effects of the utility model are that:

1. this minute pressure formula base of precision instrument, through being provided with first supporting leg, the second supporting leg, the screw thread lead screw, the movable plate, spacing groove and stopper, after the precision instrument installation is accomplished, according to the shape of precision instrument, rotate the screw thread lead screw, under the limiting displacement of spacing groove and stopper, it moves on the screw thread lead screw to drive the movable plate, and then drive the second supporting leg and remove, make the second supporting leg remove to the big one side of bearing pressure, carry out pressure sharing for two first supporting legs of the big one side of bearing pressure through the second supporting leg, and then reach the purpose of adjusting the pressure that both sides supporting leg received, reduce the loss of first supporting leg.

2. This precision instruments's partial pressure formula base, through being provided with first gear, the second gear, first axis of rotation, second axis of rotation and a type crank, when rotating the screw thread lead screw, rotate a type crank to drive the second gear through first gear, second axis of rotation and screw thread lead screw are rotatory, because the tooth number of first gear is less than the second gear, thereby make the slow rotation of second gear, increase the accuracy of adjusting the second supporting leg, reach laborsaving purpose simultaneously.

3. This precision instruments's partial pressure formula base through being provided with rotation groove and rolling ball, when adjusting the position of second supporting leg, utilizes rolling ball and rotation groove to reduce the frictional force between backup pad and the ground to reach the purpose of being convenient for adjust the second supporting leg.

Drawings

Fig. 1 is a schematic view of an overall three-dimensional structure of a pressure-dividing base of a precision instrument according to the present invention;

fig. 2 is a schematic view of a three-dimensional structure of a pressure-dividing type base-highlighted threaded lead screw and a movable plate of the precision instrument of the present invention;

fig. 3 is an enlarged schematic structural view of a partial pressure type base of the precision instrument of the present invention at a position a in fig. 2;

fig. 4 is a front sectional view of a pressure-dividing type base of the precision instrument, showing a stopper and a limiting groove;

fig. 5 is a front sectional view of the pressure-dividing type base of the precision instrument showing the rotating ball and the rotating groove.

In the figure: 1. a base body; 2. a first support leg; 3. a rubber pad; 4. a second support leg; 5. a threaded lead screw; 6. a limiting block; 7. moving the plate; 8. a support plate; 9. mounting a plate; 10. a first gear; 11. a first rotating shaft; 12. a folding type crank; 13. a second rotating shaft; 14. a second gear; 15. a limiting groove; 16. rotating the ball; 17. the groove is rotated.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the figures, which are based on the orientations and positional relationships shown in the figures, and are used for convenience in describing the patent and for simplicity in description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-5, a partial pressure formula base of precision instruments, including base body 1, the equal fixedly connected with first supporting leg 2 in base body 1's bottom four corners department, and the equal fixedly connected with rubber pad 3 in bottom of first supporting leg 2, the equal fixedly connected with mounting panel 9 in base body 1's bottom both sides, and the relative one side rotation of two mounting panels 9 is connected with same screw lead screw 5, screw lead screw 5's outer wall has movable plate 7 through threaded connection, and the equal fixedly connected with stopper 6 in top both ends of movable plate 7, spacing groove 15 has all been opened at base body 1's bottom both ends, and slide between limiting groove 15 and the stopper 6 and set up, the equal fixedly connected with second supporting leg 4 in bottom both ends of movable plate 7, and the bottom fixedly connected with backup pad 8 of second supporting leg 4.

Specifically, the top of the movable plate 7 touches the bottom of the base body 1, and the top of the movable plate 7 touches the bottom of the base body 1, so that the pressure of the base body 1 is transmitted to the movable plate 7, the pressure applied to the threaded lead screw 5 is reduced, and the threaded lead screw 5 is prevented from being damaged.

Specifically, one side of one of the mounting plates 9 is rotatably connected with a second rotating shaft 13, a second gear 14 is fixedly connected to the outer circumferential wall of the second rotating shaft 13, one end of the second rotating shaft 13 is fixedly connected with the threaded lead screw 5, and the threaded lead screw 5 is convenient to rotate by means of the second gear 14 and the second rotating shaft 13.

Specifically, one side of the mounting plate 9 close to the second gear 14 is rotatably connected with a first rotating shaft 11, the circumferential outer wall of the first rotating shaft 11 is fixedly connected with a first gear 10, the first gear 10 is meshed with the second gear 14, and the first gear 10 is used for driving the second gear 14 and the threaded lead screw 5 to rotate conveniently.

Specifically, a fold-type crank 12 is fixedly connected to one end of the first rotating shaft 11, and the first gear 10 is rotated by the fold-type crank 12.

Specifically, the number of teeth of first gear 10 is less than second gear 14, because the number of teeth of first gear 10 is less than second gear 14 to make second gear 14 slowly rotate, increase the accuracy of adjusting second supporting leg 4, reach laborsaving purpose simultaneously.

Specifically, the bottom of the support plate 8 is provided with a plurality of rotating grooves 17, the inner walls of the rotating grooves 17 are provided with rotating balls 16 in a rolling manner, and the rotating balls 16 and the rotating grooves 17 are utilized to reduce the friction force between the support plate 8 and the ground, so that the purpose of conveniently adjusting the second support legs 4 is achieved.

Specifically, the cross section of the rolling groove 17 is a triple-fifth circle, and the rolling ball 16 is prevented from falling off by the rolling groove 17 having a triple-fifth circle.

The working principle is as follows: after the precision instruments installation is accomplished, according to the shape of precision instruments, screw thread lead screw 5 rotates, under the limiting displacement of spacing groove 15 and stopper 6, drive movable plate 7 and remove on screw thread lead screw 5, and then drive second supporting leg 4 and remove, make second supporting leg 4 to the big one side of bearing pressure remove, share for two first supporting legs 2 of the big one side of bearing pressure through second supporting leg 4, and then reach the purpose of adjusting the pressure that both sides supporting leg received, reduce the loss of first supporting leg 2.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a partial pressure formula base of precision instruments, includes base body (1), the equal fixedly connected with first supporting leg (2) in bottom four corners department of base body (1), and the equal fixedly connected with rubber pad (3) in bottom of first supporting leg (2), a serial communication port, the equal fixedly connected with mounting panel (9) in bottom both sides of base body (1), and the relative one side rotation of two mounting panels (9) is connected with same screw lead screw (5), the outer wall of screw lead screw (5) has movable plate (7) through threaded connection, and the equal fixedly connected with stopper (6) in top both ends of movable plate (7), spacing groove (15) have all been opened at the bottom both ends of base body (1), and slide between spacing groove (15) and stopper (6) and set up, the equal fixedly connected with second supporting leg (4) in bottom both ends of movable plate (7), and the bottom fixedly connected with backup pad (8) of second supporting leg (4).

2. Pressure-dividing base for a precision instrument according to claim 1, characterized in that the top of the moving plate (7) touches the bottom of the base body (1).

3. The pressure-dividing base of the precision instrument as claimed in claim 1, wherein one side of one of the mounting plates (9) is rotatably connected with a second rotating shaft (13), a second gear (14) is fixedly connected to an outer circumferential wall of the second rotating shaft (13), and one end of the second rotating shaft (13) is fixedly connected with the threaded lead screw (5).

4. The pressure-dividing type base of a precision instrument as claimed in claim 3, wherein a first rotating shaft (11) is rotatably connected to one side of the mounting plate (9) close to the second gear (14), and a first gear (10) is fixedly connected to the outer circumferential wall of the first rotating shaft (11), and the first gear (10) is meshed with the second gear (14).

5. The pressure-dividing base of a precision instrument as claimed in claim 4, wherein one end of the first rotating shaft (11) is fixedly connected with a folding type crank (12).

6. The pressure-dividing base of a precision instrument according to claim 5, wherein the number of teeth of the first gear (10) is smaller than that of the second gear (14).

7. The pressure-dividing type base of a precision instrument as claimed in claim 1, wherein the bottom of the supporting plate (8) is provided with a plurality of rotating grooves (17), and the inner walls of the rotating grooves (17) are provided with rotating balls (16) in a rolling manner.

8. Pressure-dividing base for a precision instrument, according to claim 7, characterized in that the cross-section of the rotation groove (17) is three fifths of a circle.