CN215201720U

CN215201720U - Numerical control constant torque bolt wrench

Info

Publication number: CN215201720U
Application number: CN202121317344.7U
Authority: CN
Inventors: 曲志伟
Original assignee: Jinan Xinquancheng Information Technology Co ltd
Current assignee: Jinan Xinquancheng Information Technology Co ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2021-12-17
Anticipated expiration: 2031-06-11

Abstract

The utility model provides a numerical control constant torque bolt spanner, including pulling the body, the top of pulling the body is equipped with the transmission cabin, the transmission cabin is including pivot and interior ring gear, the one end of pivot is equipped with the runner, the other end of pivot is equipped with the motor, one side of runner is equipped with the expansion joint, the inner wall activity of expansion joint is equipped with the loose axle, the surface of loose axle is equipped with the activity card, the activity card passes through reset spring and is connected with the expansion joint, the surface of pivot is equipped with the torsion runner, one side of torsion runner is equipped with the installation component, and the installation component is including two limiting plates, one side of limiting plate is equipped with the activity hole, the interior diapire of pulling the body is equipped with pressure sensor, pressure sensor's one end is equipped with the stay cord, the stay cord is connected with the activity hole. The utility model discloses a when using, can convenient control moment of torsion, satisfy current automation instrument market demand, improved the practicality of device.

Description

Numerical control constant torque bolt wrench

Technical Field

The utility model relates to a technical field of spanner specifically is a moment of torsion bolt spanner is decided in numerical control.

Background

The torque wrench is also called torque wrench and torque adjustable wrench, and is one kind of wrench. According to the power source, the method can be divided into: electric torque wrench, pneumatic torque wrench, hydraulic torque wrench and manual torque wrench; manual torque wrenches can be divided into: presetting, constant value type, dial type, digital display type, sliding type, bending type and kilogram type wrench. The use of a torque wrench may allow an operator to apply a specific torque value when the tightness of the screw and bolt is critical, so a numerically controlled constant torque bolt wrench may be required.

For example, the utility model of CN202021155725.5, including the handle, the outer surface of the handle is fixedly connected with the rubber antiskid cover, the top of the handle is fixedly connected with the fixed ring, the front of the handle is provided with the buzzer, the front of the handle and the bottom of the buzzer are respectively provided with the control panel and the display screen, the back of the handle is clamped with the battery cover, the internal thread of the handle is connected with the sleeve which runs through and extends to the outside of the handle, the internal activity of the sleeve is connected with the adjusting rod which runs through and extends to the outside of the sleeve, the external thread of the adjusting rod is connected with the bidirectional ratchet head, the back of the bidirectional ratchet head is fixedly connected with the ratchet head, the left and right sides of the sleeve are fixedly connected with the fixed column, the left and right sides of the inside of the adjusting rod are both provided with the clamping groove, the inside of the two fixed columns is fixedly connected with the clamping block which runs through the fixed column and extends to the inside of the clamping groove, two the equal fixedly connected with connecting rod in the face of separating mutually of fixture block, two the inside of fixed column just is located the equal fixedly connected with pressure spring in outside of connecting rod, two the equal fixedly connected with in face of separating mutually of connecting rod draws the piece, and this patent though can normal use, but when using, control moment of torsion that can not be convenient can not satisfy current automation instrument market demand, has reduced the practicality of device.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a moment of torsion bolt spanner is decided in numerical control for solve the technical problem who proposes in the above-mentioned background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

a numerical control constant torque bolt wrench comprises a wrench body, wherein a transmission cabin is arranged at the top of the wrench body, the transmission cabin comprises a rotating shaft and an inner toothed ring, a rotating wheel is arranged at one end of the rotating shaft, a motor is arranged at the other end of the rotating shaft, a movable opening is arranged at one side of the rotating wheel, a movable shaft is movably arranged on the inner wall of the movable opening, a movable clamp is arranged on the surface of the movable shaft, and the movable clamp is connected with the movable opening through a reset spring;

the surface of pivot is equipped with the torsion runner, one side of torsion runner is equipped with the installation component, and the installation component is including two limiting plates, one side of limiting plate is equipped with the activity hole, the inner diapire of pulling the body is equipped with pressure sensor, pressure sensor's one end is equipped with the stay cord, the stay cord is connected with the activity hole.

Preferably, the mounting assembly comprises an external thread block, and the external thread block is in threaded connection with an internal thread hole on the surface of the torsion runner. In the preferred embodiment, the conveniently detachable function of the mounting assembly can be realized through the external thread block and the internal thread hole.

Preferably, the inner ring of the movable hole is provided with a rubber ring. In this preferred embodiment, through the ring of gluing, can realize carrying out the effect of protection when installation component drives the stay cord.

Preferably, the top of the pressure sensor is provided with a tension detection port, the tension detection port is connected with the pull rope, the two sides of the tension detection port are provided with protection blocks, and the top of each protection block is provided with a rubber ball. In this preferred embodiment, through pulling force detection port, protection piece and gluey ball, can realize carrying out the effect of protection when installation component drives the stay cord.

Preferably, one side of runner is equipped with the internal thread mouth, the transmission cabin is including the bolt fixture block, the bolt fixture block passes through external screw thread and internal thread mouth threaded connection. In the preferred embodiment, the bolt clamping block can be arranged on the surface of the runner through the internal thread opening.

Preferably, the inner gear ring is connected with the inner wall of the transmission cabin through a bearing. In the preferred embodiment, the bearing can realize the movable connection between the inner gear ring and the transmission cabin.

Preferably, one side of the wrench body is provided with a control panel and a buzzer, and the control panel is electrically connected with the motor, the pressure sensor and the buzzer through leads. In the preferred embodiment, the control panel can control the whole device and give a prompt.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a pull body, transmission cabin, pivot, interior ring gear, runner, expansion joint, loose axle, activity card, reset spring, torsion runner, installation component, pressure sensor, limiting plate, activity hole, stay cord and motor, realized when using, can convenient control moment of torsion, satisfied current automation instrument market demand, improved the practicality of device.

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

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

FIG. 2 is a cross-sectional view of the overall structure of the present invention;

fig. 3 is a partial schematic view of the torque wheel of the present invention;

FIG. 4 is a schematic view of the mounting assembly of the present invention;

FIG. 5 is a schematic view of the inner ring gear and the runner of the present invention;

fig. 6 is an enlarged view of the area a in fig. 2 according to the present invention;

fig. 7 is an enlarged view of the area B in fig. 3 according to the present invention;

fig. 8 is an enlarged view of the region C in fig. 5 according to the present invention.

In the figure: 1. a wrench body; 2. a transmission cabin; 21. a rotating shaft; 22. a rotating wheel; 220. a movable opening; 2200. an internal threaded port; 221. a movable shaft; 222. a movable card; 223. a return spring; 23. an inner gear ring; 230. a bearing; 3. a torsion runner; 30. an internally threaded bore; 31. mounting the component; 311. an external thread block; 312. a limiting plate; 313. a movable hole; 314. a rubber ring; 4. a pressure sensor; 40. a tension detection port; 41. pulling a rope; 42. a protection block; 43. rubber balls; 5. a bolt fixture block; 6. a control panel; 7. a buzzer; 8. an electric motor.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

In an embodiment, referring to fig. 1 to 8, a numerical control constant torque bolt wrench includes a wrench body 1, a transmission cabin 2 is disposed at a top of the wrench body 1, the transmission cabin 2 includes a rotation shaft 21 and an inner toothed ring 23, one end of the rotation shaft 21 is provided with a rotation wheel 22, the rotation wheel 22 is connected to the rotation shaft 21 through a bolt, the other end of the rotation shaft 21 is provided with a motor 8, one side of the rotation wheel 22 is provided with a movable opening 220, an inner wall of the movable opening 220 is movably provided with a movable shaft 221, a movable clamp 222 is disposed on a surface of the movable shaft 221, the movable clamp 222 is connected to the movable opening 220 through a return spring 223, a torque wheel 3 is disposed on a surface of the rotation shaft 21, one side of the torque wheel 3 is provided with an installation component 31, the installation component 31 includes two limiting plates 312, one side of the limiting plates 312 is provided with a movable hole 313, an inner bottom wall of the wrench body 1 is provided with a pressure sensor 4, through bolt connection, one end of the pressure sensor 4 is provided with a pull rope 41, the pull rope 41 is connected with the movable hole 313, the mounting assembly 31 includes an external thread block 311, the external thread block 311 is in threaded connection with the internal thread hole 30 on the surface of the torque wheel 3, and the external thread block 311 and the internal thread hole 30, the mounting assembly 31 can be conveniently and detachably mounted, and the inner ring of the movable hole 313 is provided with a rubber ring 314, and the inner ring is provided with a rubber ring 314, the protection function can be realized when the movable hole 313 drives the pulling rope 41, the top of the pressure sensor 4 is provided with a tension detection port 40, the tension detection port 40 is connected with a pull rope 41, two sides of the tension detection port 40 are provided with protection blocks 42, through bolted connection, the top of protection piece 42 is equipped with rubber ball 43, through pulling force detection port 40, protection piece 42 and rubber ball 43, can realize carrying out the effect of protection when installation component 31 drives stay cord 41.

In an embodiment, referring to fig. 1-6, the runner 22 has an internal threaded opening 2200 formed on one side thereof, the transmission cabin 2 comprises a bolt fixture block 5, the bolt fixture block 5 is in threaded connection with the internal threaded opening 2200 through external threads, and is in threaded connection with the internal threaded opening 2200 through the internal threaded opening 2200, the bolt fixture block 5 can be arranged on the surface of the rotating wheel 22, the inner gear ring 23 is connected with the inner wall of the transmission chamber 2 through the bearing 230, and the bolt fixture block 5 is fixed on the inner wall of the transmission chamber 2 through the bearing 230, the function of movably connecting the inner gear ring 23 and the transmission cabin 2 can be realized, one side of the wrench body 1 is provided with a control panel 6 (type RT-148) and a buzzer 7, the control panel 6 is electrically connected with the motor 8, the pressure sensor 4 (model QDF70B-N) and the buzzer 7 through leads by bolt connection, the control panel 6 can control the whole device and give a prompt.

The utility model discloses a concrete operation as follows:

firstly, a user sets a torque value through the control panel 6, then the bolt fixture block 5 is connected with a bolt to be installed, then the wrench body 1 rotates, at the moment, the bolt fixture block 5 drives the rotating wheel 22 to rotate, the rotating wheel 22 drives the rotating shaft 21 and the torque rotating wheel 3, the torque rotating wheel 3 drives the pulling rope 41 to stretch, the pulling rope 41 transmits torque data into the control panel 6, and when a torque peak value reaches a set value, the buzzer 7 gives an alarm to remind the user.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.

Claims

1. The numerical control constant torque bolt wrench comprises a wrench body (1) and is characterized in that a transmission cabin (2) is arranged at the top of the wrench body (1), the transmission cabin (2) comprises a rotating shaft (21) and an inner toothed ring (23), a rotating wheel (22) is arranged at one end of the rotating shaft (21), a motor (8) is arranged at the other end of the rotating shaft (21), a movable opening (220) is arranged on one side of the rotating wheel (22), a movable shaft (221) is movably arranged on the inner wall of the movable opening (220), a movable clamp (222) is arranged on the surface of the movable shaft (221), and the movable clamp (222) is connected with the movable opening (220) through a reset spring (223);

the surface of pivot (21) is equipped with torsion runner (3), one side of torsion runner (3) is equipped with installation component (31), and installation component (31) are including two limiting plate (312), one side of limiting plate (312) is equipped with activity hole (313), the interior diapire of spanner body (1) is equipped with pressure sensor (4), the one end of pressure sensor (4) is equipped with stay cord (41), stay cord (41) are connected with activity hole (313).

2. A numerically controlled constant torque bolt wrench as claimed in claim 1, wherein the mounting assembly (31) comprises an external thread block (311), the external thread block (311) being threadedly connected to an internal thread hole (30) in the surface of the torque runner (3).

3. A numerical control constant torque force bolt spanner according to claim 2, characterized in that the inner ring of the activity hole (313) is provided with a glue ring (314).

4. The numerical control constant torque bolt wrench as claimed in claim 1, wherein a tension detection port (40) is arranged at the top of the pressure sensor (4), the tension detection port (40) is connected with a pull rope (41), protection blocks (42) are arranged on two sides of the tension detection port (40), and a rubber ball (43) is arranged at the top of each protection block (42).

5. The numerical control constant torque bolt wrench as claimed in claim 1, wherein an internal threaded opening (2200) is formed in one side of the rotating wheel (22), the transmission chamber (2) comprises a bolt clamping block (5), and the bolt clamping block (5) is in threaded connection with the internal threaded opening (2200) through external threads.

6. A numerical controlled constant torque force bolt spanner according to claim 1, characterized in that the inner toothed ring (23) is connected with the inner wall of the transmission housing (2) through a bearing (230).

7. The numerical control constant torque bolt wrench as claimed in claim 1, wherein a control panel (6) and a buzzer (7) are arranged on one side of the wrench body (1), and the control panel (6) is electrically connected with the motor (8), the pressure sensor (4) and the buzzer (7) through wires.