Hollow six-dimensional force sensor with seal

Abstract

The utility model relates to the technical field of six-dimensional force sensors, in particular to a hollow six-dimensional force sensor with a seal. A hollow six-dimensional force sensor with a seal comprises a first screw and a second screw, an upper flange is connected with an elastic body through the first screw, and a lower flange is connected with the elastic body through the second screw. The upper circuit board and the lower circuit board are connected through the terminal connector and then fixed to the elastic body through screws, the plug is arranged in the upper flange, the lower end of the upper flange is connected with the upper circuit board, the wire pressing block is arranged between the upper flange and the upper circuit board, and the lower end of the upper circuit board is connected with the lower circuit board. A second foam sealing ring is arranged between the lower circuit board and the elastic body, and a plurality of stress release holes are formed in the elastic body; according to the utility model, the middle wiring can reduce the influence of wires on sensor values; a multi-layer sealing structure is arranged inside, so that the dustproof and waterproof performance of the sensor is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to six -dimensional force sensor technical field, concretely relates to a hollow six -dimensional force sensor with sealing. BACKGROUND

[0002] Six -dimensional force sensor is a kind of sensor that can measure the force and torque of object in six directions simultaneously.In related art, six -dimensional force sensor mostly includes elastomer and cover plate assembly, elastomer is provided with strain beam, strain gauge is arranged on strain beam, elastomer two ends are connected with equipment respectively, cover plate assembly is used to protect elastomer.Equipment in the process of force transmission, the strain beam on elastomer can be deformed, the strain gauge on strain beam can convert the deformation of strain beam into electrical signal output, external transmission signal by transmitter.This kind of six -dimensional force sensor relies on external transmitter to transmit signal, and it is more cumbersome when assembling, complex structure, not easy to process. UTILITARY MODEL CONTENT

[0003] To achieve the above object, the utility model provides the following technical scheme:

[0004] A hollow six -dimensional force sensor with sealing, including first screw and second screw, the first screw is connected with upper flange, second screw is connected with lower flange, plug is provided in upper flange, upper flange lower end is connected with upper circuit board, pressure line block is arranged between upper flange and upper circuit board, upper circuit board lower end is connected with lower circuit board, light guide column is fixed to upper flange, lower circuit board lower end is connected with elastomer, first foam seal ring is arranged between lower circuit board and elastomer, a plurality of stress release holes are arranged on elastomer, boss is arranged on elastomer lower end, elastomer lower end is connected with lower flange, second foam seal ring is arranged between elastomer and lower flange, and second foam seal ring is connected with boss in cooperation.

[0005] Preferably, the first screw connects the upper flange and the elastomer, the upper circuit board and the lower circuit board are hollow discs, and the first screw passes through the upper circuit board and the lower circuit board.

[0006] Preferably, the third screw fixes and installs the sensor and the customer connection surface, the upper circuit board, the lower circuit board and the elastomer are connected by a plurality of screws, a plurality of holes are arranged on the upper flange, and the light guide column is connected with the holes of the upper flange in cooperation.

[0007] Preferably, the second screw connects the lower flange and the elastomer, the upper circuit board and the lower circuit board are connected by a terminal connector and then fixed to the elastomer by a screw, a plurality of grooves are arranged around the upper flange, and the plug is connected with the grooves of the upper flange in cooperation.

[0008] Compared with the prior art, the utility model has the following beneficial effects:

[0009] 1. The intermediate wiring can reduce the influence of the line pair sensor value.

[0010] 2. The internal multi-layer sealing structure improves the dustproof and waterproof of the sensor.

[0011] 3. The elastic beam end is provided with a stress hole, which improves the sensitivity of the sensor without changing the overload capacity. BRIEF DESCRIPTION OF DRAWINGS

[0012] Fig. 1 is the exploded view of the utility model;

[0013] Fig. 2 is the front view of the utility model;

[0014] Fig. 3 is the top view of the utility model.

[0015] The figure mark annotation: 1, elastic body; 2, lower flange; 3, upper flange; 4, line pressing block; 5, first foam sealing ring; 6, plug; 7, second foam sealing ring; 8, light guide column; 9, stress release hole; 10, first screw; 11, second screw; 12, lower circuit board; 13, upper circuit board; 14, boss; 15, third screw. DETAILED DESCRIPTION

[0016] The technical scheme in the embodiments of the utility model will be clearly and completely described in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0017] As shown in the figure, Figs. 1-3 A hollow sealing six-dimensional force sensor, comprising a first screw 10 and a second screw 11, the first screw 10 is connected with the upper flange 3, the second screw 11 is connected with the lower flange 2, the plug 6 is arranged in the upper flange 3, the lower end of the upper flange 3 is connected with the upper circuit board 13, the line pressing block 4 is arranged between the upper flange 3 and the upper circuit board 13, the lower end of the upper circuit board 13 is connected with the lower circuit board 12, the light guide column 8 is fixed to the upper flange 3, the lower end of the lower circuit board 12 is connected with the elastic body 1, the first foam sealing ring 5 is arranged between the lower circuit board 12 and the elastic body 1, a plurality of stress release holes 9 are arranged on the elastic body 1, the boss 14 is arranged at the lower end of the elastic body 1, the lower end of the elastic body 1 is connected with the lower flange 2, the second foam sealing ring 7 is arranged between the elastic body 1 and the lower flange 2, and the second foam sealing ring 7 is connected with the boss 14 in cooperation.

[0018] The first screw 10 connects the upper flange 3 and the elastic body 1, the upper circuit board 13 and the lower circuit board 12 are hollow circular plates, and the first screw 10 penetrates through the upper circuit board 13 and the lower circuit board 12; the third screw 15 fixes and installs the sensor and the customer connecting surface, the upper circuit board 13, the lower circuit board 12 and the elastic body 1 are connected through a plurality of screws, and a small hole is arranged on the upper flange 3, and the light guide column 8 is connected with the small hole of the upper flange 3 in a matched mode.

[0019] The utility model provides a kind of intermediate wiring belt sealed six-dimensional force sensor, and the upper flange 2, upper circuit board 13, lower circuit board 12, elastic body 1 and lower flange 2 middle part are hollow structure.

[0020] When using, wire enters from the middle position of lower flange 2 or upper flange 3, connects upper circuit board 13 and lower circuit board 12, first screw 10 connects upper flange 3 with elastic body 1, and second screw 11 connects lower flange 2 with elastic body 1;Upper circuit board 13, lower circuit board 12 are connected through terminal connector again and then fixed on elastic body 1 by screw.

[0021] In the description of the utility model, it needs to be understood that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential" is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as a limitation on the utility model.

[0022] In the utility model, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood broadly, for example, can be fixed connection, can also be detachable connection, or integrated; can be mechanical connection, can also be electrical connection, and can also be communication; can be directly connected, can also be indirectly connected through intermediate medium, can be the communication or interaction relationship between two elements inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0023] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A hollow belt sealed six-dimensional force sensor comprising a first screw (10) connected with an upper flange (3) and a second screw (11) connected with a lower flange (2), characterized in that: Plug (6) is arranged in the upper flange (3), the lower end of the upper flange (3) is connected with the upper circuit board (13), the pressure block (4) is arranged between the upper flange (3) and the upper circuit board (13), the lower end of the upper circuit board (13) is connected with the lower circuit board (12), the light guide column (8) is fixed to the upper flange (3), the lower end of the lower circuit board (12) is connected with the elastic body (1), the first foam sealing ring (5) is arranged between the lower circuit board (12) and the elastic body (1), a plurality of stress release holes (9) are arranged on the elastic body (1), the lower end of the elastic body (1) is provided with the boss (14), the lower end of the elastic body (1) is connected with the lower flange (2), the second foam sealing ring (7) is arranged between the elastic body (1) and the lower flange (2), and the second foam sealing ring (7) is connected with the boss (14) in cooperation.

2. The hollow belt sealed six-axis force sensor of claim 1, wherein: The first screw (10) connects the upper flange (3) and the elastic body (1), the upper circuit board (13) and the lower circuit board (12) are hollow circular sheets, and the first screw (10) passes through the upper circuit board (13) and the lower circuit board (12).

3. The hollow belt sealed six-axis force sensor of claim 1, wherein: The third screw (15) fixes and installs the sensor and the customer connection surface, the upper circuit board (13), the lower circuit board (12) and the elastic body (1) are connected through a plurality of screws, a small hole is arranged on the upper flange (3), and the light guide column (8) is connected with the small hole of the upper flange (3) in cooperation.

4. The hollow belt sealed six-axis force sensor of claim 1, wherein: The second screw (11) connects the lower flange (2) and the elastic body (1), the upper circuit board (13) and the lower circuit board (12) are connected through a terminal connector and then fixed to the elastic body (1) through a screw, a plurality of grooves are arranged around the upper flange (3), and the plug (6) is connected with the grooves of the upper flange (3) in cooperation.

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