CN212565017U

CN212565017U - Pressure display bearing mechanism

Info

Publication number: CN212565017U
Application number: CN202020973677.4U
Authority: CN
Inventors: 许小俊; 郭振国
Original assignee: Bozhon Precision Industry Technology Co Ltd
Current assignee: Bozhon Precision Industry Technology Co Ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2021-02-19
Anticipated expiration: 2030-06-01

Abstract

The utility model discloses a pressure shows pressure-bearing mechanism, it relates to the microelectronics field. The problem of how to reduce the influence of frictional force to pressure sensor is solved. The key points of the technical scheme comprise: the bottom support assembly comprises a bottom plate and two side support plates arranged on the bottom plate; the top bearing assembly comprises a fixed support arranged between the two side supporting plates and a bearing plate arranged at the top end of the fixed support; the pressure sensor is borne between the bottom plate and the fixed bracket; two groups of crossed roller sliding tables are borne between the fixed support and the two side supporting plates; wherein the top carrier assembly is not in contact with the bottom support assembly. The utility model discloses the structure is rocked slightly, can reduce frictional force to pressure sensor's influence by a wide margin to improve the pressure accuracy, bearing capacity is strong moreover, can compatible different products.

Description

Pressure display bearing mechanism

Technical Field

The utility model relates to a microelectronics field, more specifically say that it relates to a pressure shows pressure-bearing mechanism.

Background

In the high-precision microelectronic industry, some products (such as watches, bracelets, etc.) need precise pressure maintaining, and further need to be checked by using pressure sensing paper, and need equipment capable of improving precise pressure.

The equipment is provided with a pressure bearing mechanism capable of providing pressure display, a pressure sensor for acquiring pressure data is arranged in the pressure bearing mechanism, and meanwhile, the pressure bearing mechanism can move relatively in the vertical direction when acquiring the pressure data.

Since the friction force generated during the relative movement affects the pressure sensor, how to reduce the influence of the friction force on the pressure sensor is a subject of research and search in the industry.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a pressure shows pressure-bearing mechanism, its structure rocks slightly, can reduce frictional force to pressure sensor's influence by a wide margin to improve the pressure precision.

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

a pressure display bearing mechanism comprising:

the bottom support assembly comprises a bottom plate and two side support plates arranged on the bottom plate;

the top bearing assembly comprises a fixed support arranged between the two side supporting plates and a bearing plate arranged at the top end of the fixed support;

the pressure sensor is borne between the bottom plate and the fixed bracket; and the number of the first and second groups,

two groups of crossed roller sliding tables loaded between the fixed support and the two side supporting plates;

wherein the top carrier assembly is not in contact with the bottom support assembly.

Further, the cross roller sliding table comprises an outer sliding seat connected with the side supporting plate, an inner sliding seat connected with the fixed support, and two sets of cross roller guide rails arranged between the outer sliding seat and the inner sliding seat.

Furthermore, the outer sliding seat comprises an outer sliding plate connected with the side supporting plate, and two first supporting plates are symmetrically arranged on the outer sliding plate; the inner sliding seat comprises an inner sliding plate connected with the fixed support, and a second support plate positioned between the two first support plates is arranged on the inner sliding plate; the crossed roller guide rail is arranged between the first support plate and the second support plate.

Furthermore, a first clamping groove is formed in the vertex angle of the first support plate, and a second clamping groove is formed in the vertex angle of the second support plate; the crossed roller guide rail comprises a first guide rail embedded in the first clamping groove and a second guide rail embedded in the second clamping groove, and a crossed roller assembly is arranged between the first guide rail and the second guide rail.

Furthermore, the vertical inner wall opposite to the fixed support on the first clamping groove and the end face opposite to the fixed support on the outer sliding plate are arranged in parallel at intervals.

Furthermore, the vertical inner wall of the second clamping groove opposite to the outer sliding plate and the end face of the inner sliding plate opposite to the outer sliding plate are arranged in parallel at intervals.

Furthermore, the end face, contacting with the bottom plate, of the side supporting plate is U-shaped.

Furthermore, a position yielding port matched with the pressure sensor is formed in the fixed support.

To sum up, the utility model discloses following beneficial effect has:

1. the cross roller sliding table is adopted, so that the influence of friction on the pressure sensor can be greatly reduced, the structure shaking is small, the bearing capacity is strong, different products can be compatible, and the cross roller sliding table has great advantages for equipment with high precision requirement;

2. the pressure sensor has the advantages of perfect integration of precision and speed, high pressure speed and improvement of pressure precision through the cooperation of the pressure sensor and the structure.

Drawings

FIG. 1 is a schematic diagram of an overall structure of a pressure display bearing mechanism in an embodiment;

FIG. 2 is a top view of the pressure display bearing mechanism (excluding the bearing plate) of the embodiment.

In the figure: 1. a base plate; 2. side supporting plates; 3. a fixing plate; 4. fixing a support plate; 41. a let position port; 5. a carrier plate; 6. a pressure sensor; 71. an outer slide plate; 72. a first support plate; 73. a first card slot; 81. an inner slide plate; 82. a second support plate; 83. a second card slot; 91. a first guide rail; 92. a second guide rail.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Example (b):

a pressure display bearing mechanism, refer to fig. 1 and 2, comprises a bottom support assembly, a top bearing assembly, a pressure sensor 6 and two sets of crossed roller sliding tables, wherein the bottom support assembly is not in contact with the top bearing assembly; bottom sprag subassembly includes bottom plate 1, and the symmetry is provided with two collateral branch faggings 2 on the bottom plate 1, and collateral branch fagging 2 is the U-shaped with the terminal surface of bottom plate 1 contact in this embodiment to can improve bottom sprag subassembly's structural strength and stability.

Referring to fig. 1, the top bearing assembly includes a fixed bracket located between two side support plates 2, and a bearing plate 5 is disposed at the top end of the fixed bracket; in this embodiment, the fixing bracket includes an L-shaped fixing plate 3 and a fixing support plate 4, the fixing plate 3 and the fixing support plate 4 are not in contact, and the fixing plate and the fixing support plate are integrally in an inverted U shape; the pressure sensor 6 is arranged on the bottom plate 1 and positioned between the two side supporting plates 2, and the top end of the pressure sensor 6 is contacted with the fixed support to support the whole top bearing assembly; in this embodiment, the fixed support plate 4 is provided with a yielding port 41 matched with the pressure sensor 6, and the yielding port 41 is used for leading out a wiring of the pressure sensor 6.

Referring to fig. 1 and 2, the crossed roller sliding table comprises an outer sliding seat connected with a side supporting plate 2, an inner sliding seat connected with a fixed support, and two groups of crossed roller guide rails arranged between the outer sliding seat and the inner sliding seat; the outer sliding seat comprises an outer sliding plate 71 connected with the side supporting plate 2, and two first supporting plates 72 are symmetrically arranged on the outer sliding plate 71 to ensure that the outer sliding seat is U-shaped; the inner sliding seat comprises an inner sliding plate 81 connected with the fixed support, and a second support plate 82 positioned between the two first support plates 72 is arranged on the inner sliding plate 81 to ensure that the inner sliding seat is in a T shape; the cross roller guide is disposed between the first and

second brackets

72, 82.

Referring to fig. 2, a first clamping groove 73 is formed at the vertex angle of the first support plate 72, and a second clamping groove 83 is formed at the vertex angle of the second support plate 82; the cross roller guide rail comprises a first guide rail 91 embedded in the first slot 73 and a second guide rail 92 embedded in the second slot 83, a cross roller assembly (not shown in the drawing) is arranged between the first guide rail 91 and the second guide rail 92, and the cross roller assembly comprises a roller retainer and a plurality of cylindrical rollers arranged in a cross manner.

Referring to fig. 2, the vertical inner wall of the first slot 73 opposite to the fixed bracket and the end surface of the outer slide plate 71 opposite to the fixed bracket are arranged in parallel at intervals; the vertical inner wall of the second clamping groove 83 opposite to the outer sliding plate 71 and the end surface of the inner sliding plate 81 opposite to the outer sliding plate 71 are arranged in parallel at intervals; the two positions are arranged in parallel at intervals and used for ensuring that the outer sliding seat is not contacted with the inner sliding seat.

Referring to fig. 1 and 2, in the present embodiment, the fixed support plate 4 is disposed at one end of two inner sliding plates 81, and is connected to one surface of the inner sliding plates 81; the fixing plate 3 is disposed between the two inner slide plates 81 to be connected to both surfaces of the inner slide plates 81, so that the stability of connection can be improved.

The working principle is as follows:

two groups of crossed roller sliding tables are arranged between the bottom supporting assembly and the top supporting assembly, each group of crossed roller sliding tables comprises two groups of crossed roller sliding rails, and four groups of crossed roller sliding rails are arranged in the mechanism; the crossed roller slide rail is a low-friction high-precision linear motion system, and has the advantages of small size, small vibration, high linearity, stable multi-direction stress and the like, so that the influence of friction on the pressure sensor 6 can be greatly reduced, and the pressure precision can be improved.

Claims

1. A pressure shows pressure-bearing mechanism which characterized in that: the method comprises the following steps:

2. The pressure display bearing mechanism according to claim 1, wherein: the cross roller sliding table comprises an outer sliding seat connected with the side supporting plates, an inner sliding seat connected with the fixed support and two sets of cross roller guide rails arranged between the outer sliding seat and the inner sliding seat.

3. The pressure display bearing mechanism according to claim 2, wherein: the outer sliding seat comprises an outer sliding plate connected with the side supporting plate, and two first supporting plates are symmetrically arranged on the outer sliding plate; the inner sliding seat comprises an inner sliding plate connected with the fixed support, and a second support plate positioned between the two first support plates is arranged on the inner sliding plate; the crossed roller guide rail is arranged between the first support plate and the second support plate.

4. The pressure display bearing mechanism according to claim 3, wherein: a first clamping groove is formed in the vertex angle of the first support plate, and a second clamping groove is formed in the vertex angle of the second support plate; the crossed roller guide rail comprises a first guide rail embedded in the first clamping groove and a second guide rail embedded in the second clamping groove, and a crossed roller assembly is arranged between the first guide rail and the second guide rail.

5. The pressure display bearing mechanism according to claim 4, wherein: the first clamping groove is provided with a vertical inner wall opposite to the fixed support, the outer sliding plate is provided with an end face opposite to the fixed support, and the vertical inner wall and the end face are arranged in parallel at intervals.

6. The pressure display bearing mechanism according to claim 4, wherein: the second clamping groove is provided with a vertical inner wall opposite to the outer sliding plate and an end face opposite to the outer sliding plate, and the inner sliding plate and the end face are arranged in parallel at intervals.

7. The pressure display bearing mechanism according to claim 1, wherein: the end face of the side supporting plate, which is contacted with the bottom plate, is U-shaped.

8. The pressure display bearing mechanism according to claim 1, wherein: and the fixed support is provided with a position yielding port matched with the pressure sensor.