CN209945593U

CN209945593U - Novel bidirectional torque overload prevention sensor

Info

Publication number: CN209945593U
Application number: CN201920978743.4U
Authority: CN
Inventors: 吕华
Original assignee: Changzhou Measurement And Control System Co Ltd
Current assignee: Changzhou Measurement And Control System Co Ltd
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2020-01-14
Anticipated expiration: 2029-06-27

Abstract

The utility model discloses a novel bidirectional torque overload prevention sensor, which comprises a sensor body, a supporting block, an arc-shaped supporting frame, a base, a groove, a mounting hole, a fixed block, a fastening bolt and a buffer cushion, wherein the sensor body consists of a first round hole, a first connecting piece, an overload-prevention linear cutting gap, a second connecting piece, an inner ring, a stress disc, a second round hole, a stress hole, a signal line and an outer ring, the inner side of the outer ring is welded with the first connecting piece at equal angles, one side of the first connecting piece is provided with the second connecting piece, the overload-prevention linear cutting gap is arranged between the second connecting piece and the first connecting piece, the second connecting piece is welded at the outer surface of the circumference of the inner ring at equal angles, the utility model discloses, the sensor body structure can not be damaged by the rotation of forward torque and reverse torque, and can adapt to the occasions of measuring torques, the installation is convenient, and the fixing effect is good.

Description

Novel bidirectional torque overload prevention sensor

Technical Field

The utility model relates to a torque sensor technical field specifically is a novel two-way moment of torsion overload prevention sensor.

Background

Torque sensors, also known as torque sensors, torsion sensors, torque sensors, torquemeters, are classified into two major categories, dynamic and static, wherein, the dynamic torque sensor can be called as torque sensor, torque speed sensor, non-contact torque sensor, rotation torque sensor, etc, the torque sensor is used for detecting the torque moment on various rotating or non-rotating mechanical parts, the torque sensor converts the physical change of the torque into accurate electric signal, the torque overload prevention sensor in the prior art is used, the torque sensor is easy to be used in forward and reverse overrange, the structure of the sensor is damaged, the processing is not easy, the torque sensor can not adapt to occasions of measuring torque in various sizes and spaces, meanwhile, the torque overload prevention sensor is inconvenient to install, poor in fixing effect and capable of influencing the measuring result of the sensor due to vibration, and therefore the novel bidirectional torque overload prevention sensor is necessary to design.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel two-way moment of torsion overload protection sensor to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: a novel bidirectional torque overload prevention sensor comprises a sensor body, a supporting block, arc-shaped supporting frames, a base, a groove, a mounting hole, a fixing block, a fastening bolt and a buffer cushion, wherein the sensor body consists of a first round hole, a first connecting piece, an overload prevention linear cutting gap, a second connecting piece, an inner ring, a stress disc, a second round hole, a stress hole, a signal line and an outer ring, the inner side of the outer ring is welded with the first connecting piece at equal angles, the second connecting piece is arranged on one side of the first connecting piece, the overload prevention linear cutting gap is arranged between the second connecting piece and the first connecting piece, the second connecting piece is welded on the outer surface of the circumference of the inner ring at equal angles, the stress hole is formed in the middle of the stress disc, the bottom of the outer ring is fixedly connected with the base through the supporting block, the one end welding of arc support frame has the fixed block, and the fixed block passes through fastening bolt and outer lane fixed connection, base bottom both ends all are provided with the buffering cushion, the mounting hole has all been seted up in base surface four corners.

Furthermore, a signal wire hole is formed in one side of the surface of the outer ring, and a signal wire is arranged in the signal wire hole.

Furthermore, the fixing holes are formed in the two corresponding ends of one side of the outer ring, and one end of the fastening bolt penetrates through the fixing block and is in a matched structure with the fixing holes.

Furthermore, a groove is formed in the middle of the bottom of the base.

Further, the first connecting pieces are at an angle of 90 ° to each other and the second connecting pieces are at an angle of 90 ° to each other.

Furthermore, first round holes are uniformly formed in the outer ring, a stress disc is mounted on the inner side of the inner ring, and second round holes are uniformly formed in the stress disc.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the arrangement of the overload-proof linear cutting gap ensures that the forward torque rotation and the reverse torque rotation do not damage the structure of the sensor body, is easy to process and can be suitable for occasions with various sizes of space measurement torques; supporting shoe and arc support frame cooperate, support the sensor body, fix the sensor body through fixed block and fastening bolt, the installation of the torque sensor of being convenient for of setting up of mounting hole on the base, the setting of buffering cushion can effectively reduce the influence that the vibration brought.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural diagram of the sensor body of the present invention;

fig. 3 is a schematic structural view of a signal line hole of the present invention;

fig. 4 is a top view of the base of the present invention;

in the figure: 1. a sensor body; 2. a first circular hole; 3. a first connecting piece; 4. preventing overload linear cutting gaps; 5. a second connecting sheet; 6. an inner ring; 7. a stress disc; 8. a second circular hole; 9. a stress hole; 10. a signal line hole; 11. a signal line; 12. an outer ring; 13. a support block; 14. an arc-shaped support frame; 15. a base; 16. a groove; 17. mounting holes; 18. a fixed block; 19. fastening a bolt; 20. cushion.

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. 1-4, the present invention provides a technical solution: a novel bidirectional torque overload prevention sensor comprises a sensor body 1, a supporting block 13, an arc-shaped supporting frame 14, a base 15, a groove 16, a mounting hole 17, a fixing block 18, a fastening bolt 19 and a buffer cushion 20, wherein the sensor body 1 consists of a first round hole 2, a first connecting sheet 3, an overload prevention linear cutting gap 4, a second connecting sheet 5, an inner ring 6, a stress disc 7, a second round hole 8, a stress hole 9, a signal wire hole 10, a signal wire 11 and an outer ring 12, the signal wire hole 10 is formed in one side of the surface of the outer ring 12, and the signal wire 11 is arranged in the signal wire hole 10 and is convenient for signal connection of the sensor body 1; the inner side of the outer ring 12 is welded with a first connecting piece 3 at an equal angle, one side of the first connecting piece 3 is provided with a second connecting piece 5, an overload-proof linear cutting gap 4 is arranged between the second connecting piece 5 and the first connecting piece 3, the second connecting piece 5 is welded on the outer surface of the circumference of the inner ring 6 at an equal angle, the angle between the first connecting pieces 3 and the angle between the second connecting pieces 5 are both 90 degrees, and torque rotation is facilitated; the outer ring 12 is uniformly provided with first round holes 2, the inner side of the inner ring 6 is provided with a stress disc 7, and the stress disc 7 is uniformly provided with second round holes 8, so that the sensor body 1 is convenient to use; the middle of the stress disc 7 is provided with a stress hole 9, the bottom of the outer ring 12 is fixedly connected with the base 15 through a supporting block 13, one side of the supporting block 13 is welded with arc-shaped supporting frames 14 at two corresponding ends, one end of each arc-shaped supporting frame 14 is welded with a fixed block 18, the fixed block 18 is fixedly connected with the outer ring 12 through a fastening bolt 19, one side of the outer ring 12 is provided with fixing holes at two corresponding ends, one end of the fastening bolt 19 penetrates through the fixed block 18 and is in a matched structure with the fixing holes, and the stability of; the two ends of the bottom of the base 15 are respectively provided with a buffer cushion 20, four corners of the surface of the base 15 are respectively provided with a mounting hole 17, and the middle of the bottom of the base 15 is provided with a groove 16, so that the base 15 is convenient to use; an overload-proof linear cutting gap 4 is arranged between the second connecting piece 5 and the first connecting piece 3, so that the structure of the sensor body 1 cannot be damaged when the forward torque and the reverse torque rotate, the sensor body 1 is prevented from being used in a forward and reverse over-range mode, the whole size is small, the processing is easy, the situation that the sensor body is used in small spaces such as a robot joint can be realized, and the situation that the torque is measured in various sizes and spaces can be adapted; supporting shoe 13 and arc support frame 14 cooperate, support sensor body 1, fix sensor body 1 through fixed block 18 and fastening bolt 19, the torque sensor's of being convenient for installation is set up to mounting hole 17 on base 15, and the influence that the vibration brought can effectively be reduced in setting up of buffering cushion 20.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a novel two-way moment of torsion overload protection sensor, includes sensor body (1), supporting shoe (13), arc support frame (14), base (15), recess (16), mounting hole (17), fixed block (18), fastening bolt (19) and buffering cushion (20), its characterized in that: the sensor body (1) consists of a first round hole (2), a first connecting piece (3), an overload-proof linear cutting gap (4), a second connecting piece (5), an inner ring (6), a stress disc (7), a second round hole (8), a stress hole (9), a signal line hole (10), a signal line (11) and an outer ring (12), wherein the first connecting piece (3) is welded on the inner side of the outer ring (12) at an equal angle, the second connecting piece (5) is arranged on one side of the first connecting piece (3), the overload-proof linear cutting gap (4) is arranged between the second connecting piece (5) and the first connecting piece (3), the second connecting piece (5) is welded on the outer surface of the circumference of the inner ring (6) at an equal angle, the stress hole (9) is formed in the middle of the stress disc (7), and the bottom of the outer ring (12) is fixedly connected with a base (15) through, arc support frame (14) have all been welded at the both ends corresponding to one side of supporting shoe (13), the one end welding of arc support frame (14) has fixed block (18), and fixed block (18) pass through fastening bolt (19) and outer lane (12) fixed connection, base (15) bottom both ends all are provided with buffering cushion (20), mounting hole (17) have all been seted up in base (15) surface four corners.

2. The novel bidirectional torque overload prevention sensor according to claim 1, wherein: and a signal wire hole (10) is formed in one side of the surface of the outer ring (12), and a signal wire (11) is arranged in the signal wire hole (10).

3. The novel bidirectional torque overload prevention sensor according to claim 1, wherein: and fixing holes are formed in the corresponding two ends of one side of the outer ring (12), and one end of the fastening bolt (19) penetrates through the fixing block (18) and is in a matched structure with the fixing holes.

4. The novel bidirectional torque overload prevention sensor according to claim 1, wherein: the middle of the bottom of the base (15) is provided with a groove (16).

5. The novel bidirectional torque overload prevention sensor according to claim 1, wherein: the angles of the first connecting pieces (3) and the angles of the second connecting pieces (5) are both 90 degrees.

6. The novel bidirectional torque overload prevention sensor according to claim 1, wherein: first round holes (2) are uniformly formed in the outer ring (12), a stress disc (7) is mounted on the inner side of the inner ring (6), and second round holes (8) are uniformly formed in the stress disc (7).