CN210282065U

CN210282065U - Connecting torque wrench tool

Info

Publication number: CN210282065U
Application number: CN201921077054.2U
Authority: CN
Inventors: 邢建辉; 朱崇卫; 刘艳; 文泳祥; 伍臣康
Original assignee: Zhejiang Gutai Engineering Testing Technology Co Ltd
Current assignee: Zhejiang Gutai Engineering Testing Technology Co Ltd
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-04-10
Anticipated expiration: 2029-07-10

Abstract

The utility model relates to an assembly technical field specifically discloses a connect torque wrench instrument, including connecting rod and fixation clamp. The near end of the connecting rod is provided with a handle, and the handle is convenient for a user to hold. The far end of connecting rod is connected in the central point of horizontal pole and is put, and both ends are rotated and are connected with the fixation clamp about the horizontal pole. Be provided with the external screw thread on the horizontal pole and thread embedding has rotated the piece, twists and moves and to rotate the piece and can make and rotate the piece and move to both sides on the horizontal pole to the extrusion fixation clamp makes it press from both sides tightly, and torque wrench is placed to the fixation clamp inside, and the fixation clamp presss from both sides tightly the fixed of accomplishing torque wrench. The torque wrench is fixed by extruding the fixing clamp by the rotating piece, so that the torque wrench is simple and convenient to fix. The utility model discloses the advantage: simple structure, convenient operation, it is fixed firm, small, the facilitate promotion is implemented.

Description

Connecting torque wrench tool

Technical Field

The utility model relates to the field of assembly technique, specifically a connect torque wrench instrument.

Background

Torque wrenches, also called electrodynamic torque wrenches, torque adjustable wrenches, are one type of wrench, generally divided into three categories: manual torque wrenches, pneumatic torque wrenches and electric torque wrenches. The fixed-torque wrench is widely used for assembly lines with strict requirements on a screwing process, so that the torque values of all fasteners of products are consistent, and the quality of the produced products is guaranteed. The torque applied needs to be controlled when fastening the threaded fasteners such as screws, bolts, nuts and the like so as to ensure the threaded fastening and prevent the threads from being damaged due to overlarge torque. The force used is determined by the strength of the individual. Screws of more important parts such as mechanical equipment and the like need a certain torque value to be most suitable. The screw can not be damaged and the use requirement can be ensured.

Chinese patent publication No. CN 203011623U, publication No. 2013.06.19 discloses a tool for connecting a torque wrench. The bolt comprises a first bolt, a first bolt nut, a second bolt and a second bolt nut, wherein the nut end of the first bolt is fixed with the nut end of the second bolt, so that the first bolt and the second bolt are coaxially connected, the first bolt nut is screwed on the first bolt, and the second bolt nut is screwed on the second bolt. The torque wrench for calibration and the torque wrench for tools are connected together by the device, and the torque of the torque wrench for tools is calibrated by the special torque wrench for calibration, so that the torque of the torque wrench for tools is ensured to be in a specified torque range, and the production requirement is met. However, the use of the tool requires a special clamp to fix the torque wrench, which causes the tool to be difficult and inconvenient to use and inconvenient to popularize and use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connect torque wrench instrument to solve the problem that proposes among the above-mentioned background art.

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

a connecting torque wrench tool comprises a connecting rod and a fixing clamp. The near end of the connecting rod is provided with a handle, and the handle is convenient for a user to hold. The far end of connecting rod is connected in the central point of horizontal pole and is put, and both ends are rotated and are connected with the fixation clamp about the horizontal pole. Be provided with the external screw thread on the horizontal pole and thread embedding has rotated the piece, twists and moves and to rotate the piece and can make and rotate the piece and move to both sides on the horizontal pole to the extrusion fixation clamp makes it press from both sides tightly, and torque wrench is placed to the fixation clamp inside, thereby the fixation clamp presss from both sides tightly accomplishes torque wrench's fixed.

As a further aspect of the present invention: the inside of fixation clamp is provided with the skid resistant course, and the setting up of skid resistant course has increased the frictional force of fixation clamp, makes torque wrench's fixed more stable.

As a further aspect of the present invention: the rotating piece comprises a nut and a rotating ring, the rotating ring is rotatably embedded at the inner side of one end of the nut, and friction between the rotating piece and the fixing clamp is reduced by the rotating ring, so that the rotating piece can be screwed more smoothly.

As a further aspect of the present invention: the side wall of the rotating ring is provided with a clamping groove, and the fixing clamp is clamped inside the clamping groove, so that the stability of the fixing clamp is improved.

As a further aspect of the present invention: the outer side wall of the rotating ring is rotatably provided with a ball, a ball groove is formed in the nut, the ball is nested in the ball groove, the ball and the ball groove are arranged to enable the rotating ring to slide more smoothly, and adjustment is more convenient and faster.

As a further aspect of the present invention: the connecting rod includes slip loop bar and rotation cover, and the outer wall of slip loop bar is provided with the screw thread, and the inner wall of rotation cover is provided with corresponding screw thread, and slip loop bar threaded connection has seted up the cavity at the both ends of rotation cover at the inside cavity of slip loop bar, and the cavity slip cap is at the both ends of guide bar, twists and moves the rotation cover, makes the slip loop bar slide at the guide bar both ends to make the connecting rod shrink, increased moment, reduced the volume of instrument.

As a further aspect of the present invention: the cavity inside the sliding sleeve rod and the guide rod are both of a polygon prism structure, so that the relative rotation of the sliding sleeve rod is avoided.

Compared with the prior art, the beneficial effects of the utility model are that: the torque wrench is fixed by extruding the fixing clamp by the rotating piece, so that the torque wrench is simple and convenient to fix. The friction of the fixing clamp is increased by the aid of the anti-slip layer, and the torque wrench is more stable to fix. The friction between the rotating piece and the fixing clamp is reduced by the rotating ring, so that the rotating piece can be screwed more smoothly. The rotating sleeve is screwed to enable the sliding sleeve rod to slide at two ends of the guide rod, so that the connecting rod is contracted, the moment is increased, and the size of the tool is reduced. The utility model discloses the advantage: simple structure, convenient operation, it is fixed firm, small, the facilitate promotion is implemented.

Drawings

FIG. 1 is a schematic view of a tool for connecting torque wrenches.

Fig. 2 is a perspective view of a rotary member of a torque wrench.

FIG. 3 is a schematic view of an internal structure of a rotary member of a torque wrench tool.

FIG. 4 is a schematic view of a connecting rod for connecting to a torque wrench tool.

In the figure, a connecting rod 1, a handle 2, an anti-skid layer 3, a fixing clamp 4, a rotating piece 5, a cross rod 6, a screw cap 7, a rotating ring 8, a clamping groove 9, a ball groove 10, a ball 11, a rotating sleeve 12, a sliding sleeve rod 13 and a guide rod 14.

Detailed Description

In order to clearly understand the technical features, objects and effects of the present invention, the present invention will now be described with reference to the accompanying drawings.

Example 1

Referring to fig. 1-3, a tool for connecting a torque wrench includes a connecting rod 1 and a fixing clip 4. The near end of the connecting rod 1 is provided with a handle 2, and the handle 2 is convenient for a user to hold. The far end of connecting rod 1 is connected in the central point of horizontal pole 6 and is put, and both ends are rotated about horizontal pole 6 and are connected with fixation clamp 4. Be provided with the external screw thread on the horizontal pole 6 and thread nest has rotated piece 5, twists and moves and to rotate piece 5 and can make and rotate piece 5 and move to both sides on horizontal pole 6 to extrude fixation clamp 4 and make it press from both sides tightly, the torque spanner is placed to fixation clamp 4 inside, thereby fixation clamp 4 presss from both sides tightly the fixed of accomplishing torque spanner. The inside of fixation clamp 4 is provided with skid resistant course 3, and the setting up of skid resistant course 3 has increased the frictional force of fixation clamp 4, makes torque wrench's fixed more stable.

The rotating piece 5 comprises a nut 7 and a rotating ring 8, the rotating ring 8 is rotatably embedded at the inner side of one end of the nut 7, and the friction force between the rotating piece 5 and the fixing clamp 4 is reduced by the rotating ring 8, so that the rotating piece 5 can be screwed more smoothly. The side wall of the rotating ring 8 is provided with a clamping groove 9, and the fixing clamp 4 is clamped inside the clamping groove 9, so that the stability of the fixing clamp 4 is improved. The outer side wall of the rotating ring 8 is provided with a ball 11 in a rotating mode, a ball groove 10 is formed in the nut 7, the ball 11 is nested in the ball groove 10, the ball 11 and the ball groove 10 enable the rotating ring 8 to slide more smoothly, and adjustment is convenient and fast.

The utility model discloses a theory of operation is: the torque wrench to be calibrated and the standard torque wrench are respectively placed inside the two fixing clamps 4. Screwing the rotating member 5 moves the rotating member 5 to both sides on the cross bar 6, thereby pressing the fixing clip 4 and clamping the fixing clip 4 to complete the fixing of the torque wrench. When the handle 2 is held by hand and the connecting rod 1 is slowly and uniformly rotated clockwise, the obvious vibration is felt and the clear click sound is heard, the torque of the torque wrench for calibration is seen. If the torque is within the specified torque range, the tool torque wrench is qualified and can be normally used. If the torque value displayed on the dial is larger or smaller than the specified torque, the tool torque wrench is unqualified. The torque force needs to be adjusted to be smaller or larger, and then the calibration is carried out again until the calibration is qualified.

Example 2

Referring to fig. 4, based on embodiment 1, the connecting rod 1 includes a sliding sleeve rod 13 and a rotating sleeve 12, the outer wall of the sliding sleeve rod 13 is provided with threads, the inner wall of the rotating sleeve 12 is provided with corresponding threads, the sliding sleeve rod 13 is in threaded connection with two ends of the rotating sleeve 12, a cavity is formed inside the sliding sleeve rod 13, the cavity is in sliding fit with two ends of the guide rod 14, the rotating sleeve 12 is screwed, so that the sliding sleeve rod 13 slides on two ends of the guide rod 14, thereby contracting the connecting rod 1, increasing the torque, and reducing the volume of the tool. The cavity inside the sliding sleeve 13 and the guide bar 14 are both of a polygonal prism structure, so that relative rotation of the sliding sleeve 13 is avoided.

The above-mentioned embodiments only represent the preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, modifications and substitutions can be made, which are all within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a connect torque wrench instrument, includes connecting rod (1) and fixation clamp (4), and the near-end of connecting rod (1) is provided with handle (2), and its characterized in that, the distal end of connecting rod (1) is connected at the central point of horizontal pole (6) and is put, and both ends are rotated and are connected with fixation clamp (4) about horizontal pole (6), are provided with external screw thread and thread nesting on horizontal pole (6) have a rotation piece (5).

2. A connection torque wrench tool according to claim 1, characterised in that the fixing clamp (4) is provided with an anti-slip layer (3) on the inside.

3. A connecting torque wrench tool according to claim 1 or 2, characterised in that the rotatable member (5) comprises a nut (7) and a rotatable ring (8), the rotatable ring (8) being rotatably nested inside one end of the nut (7).

4. A tool for connecting a torque wrench as claimed in claim 3, wherein the side wall of the rotating ring (8) is provided with a slot (9).

5. A torque wrench tool according to claim 4, wherein the outer side wall of the rotating ring (8) is rotatably provided with balls (11), the nut (7) is provided with a ball groove (10), and the balls (11) are nested inside the ball groove (10).

6. A tool for connecting a torque wrench as claimed in claim 1, wherein the connecting rod (1) comprises a sliding sleeve rod (13) and a rotating sleeve (12), the outer wall of the sliding sleeve rod (13) is provided with screw threads, the inner wall of the rotating sleeve (12) is provided with corresponding screw threads, the sliding sleeve rod (13) is screwed at two ends of the rotating sleeve (12), a cavity is formed inside the sliding sleeve rod (13), and the cavity is sleeved at two ends of the guide rod (14) in a sliding manner.

7. A connection torque wrench tool as claimed in claim 6, characterised in that the cavity inside the sliding sleeve (13) and the guide bar (14) are of polygonal prism configuration.