CN216246929U

CN216246929U - Tool for measuring lock shaft torque

Info

Publication number: CN216246929U
Application number: CN202122844665.9U
Authority: CN
Inventors: 唐伟伟; 唐亮; 成程
Original assignee: Jiangsu Dingyu Machinery Technology Co ltd
Current assignee: Jiangsu Dingyu Machinery Technology Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-04-08
Anticipated expiration: 2031-11-19

Abstract

The utility model discloses a tool for measuring lock shaft torque, which comprises a driving motor, a measuring instrument, an arc base, an arc plate, a limiting cylinder and a shaft main body, wherein the measuring instrument is fixedly installed at the front end of the driving motor, the limiting cylinder is installed in the arc base, the shaft main body is assembled in the limiting cylinder, a square plate is fixedly installed at the rear end of the shaft main body, a U-shaped block is fixedly installed at the front end of the measuring instrument, the rear end of the square plate extends into the U-shaped block, and the arc plate is installed at the top end of the arc base. The T-shaped block is connected with the rectangular groove through the limiting rod, the inclined rod is connected with the T-shaped block through the limiting rod, and the T-shaped block is connected with the T-shaped block through the limiting rod.

Description

Tool for measuring lock shaft torque

Technical Field

The utility model relates to the technical field of torque measurement, in particular to a tool for measuring lock shaft torque.

Background

Static torque, which means that the measuring elastomer of the sensor does not participate in the relative movement. The stress understanding is adopted, the test is to test the reaction force relatively stressed by the elastic body, one end of the shaft is fixed, the other end of the shaft is stressed, one end of the shaft main body needs to be fixed when the shaft locking torque is measured, the other end of the shaft main body needs to apply torsion through the driving motor, and the real-time size of the torsion is measured through the measuring instrument.

The frock of measurement lock axle moment of torsion that uses at present has certain defect, lacks the convenient installation mechanism of axle main part, causes inconveniently to install the axle main part inside arc base, and then reduces the convenience of measuring the axle main part, consequently, provides a frock for measuring lock axle moment of torsion and seems very necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a tool for measuring lock shaft torque.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a tool for measuring lock shaft torque comprises a bottom plate, a driving motor, a measuring instrument, an arc base, an arc plate, a limiting cylinder and a shaft main body, wherein the arc base, the measuring instrument and the driving motor are fixedly installed at the top end of the bottom plate from front to back in sequence, the measuring instrument is fixedly installed at the front end of the driving motor, the limiting cylinder is installed inside the arc base, the shaft main body is assembled inside the limiting cylinder, a square plate is fixedly installed at the rear end of the shaft main body, a U-shaped block is fixedly installed at the front end of the measuring instrument, the rear end of the square plate extends into the U-shaped block, the arc plate is installed at the top end of the arc base and is attached to the annular side face of the limiting cylinder, two T-shaped blocks are symmetrically and fixedly installed at the bottom end of the arc plate, the T-shaped blocks are installed inside the arc base, a pressing plate is installed inside the arc base, and the top end of the pressing plate is attached to the bottom end of the T-shaped block, the pressing plate is characterized in that a push rod is fixedly mounted in the middle of the bottom end of the pressing plate, an inclined rod is slidably mounted inside the arc base, the front end of the push rod is attached to the rear end of the inclined rod, the front end of the arc base is symmetrically rotated to mount two rotating blocks, the front end of the inclined rod is attached to the rear end of the rotating block, an arc block is fixedly mounted on the other side of the rear end of the rotating block, two arc grooves are symmetrically formed in the rear end of the shaft main body, and the arc block is mounted inside the arc grooves.

Furthermore, two rectangular channels are symmetrically formed in the top end of the arc-shaped base, two limiting rods are symmetrically and fixedly installed in the rectangular channels, and the bottom ends of the limiting rods are attached to the T-shaped blocks.

Furthermore, a pressing plate is slidably mounted inside the rectangular groove, two springs I are symmetrically and fixedly mounted at the bottom end of the pressing plate, and the bottom ends of the springs I are fixedly mounted inside the rectangular groove.

Furthermore, two L-shaped grooves are symmetrically formed in the arc-shaped base, the top ends of the L-shaped grooves are communicated with the bottom end of the rectangular groove, and a push rod and an inclined rod are arranged in each L-shaped groove.

Further, logical groove has been seted up to the oblique type pole left end, L type inslot portion fixed mounting has the fixed block, and fixed block slidable mounting leads to inslot portion, fixed block rear end fixed mounting has spring two, and spring two rear end fixed mounting lead to on the inslot portion back wall.

Furthermore, the front end of the arc-shaped base is symmetrically and fixedly provided with two supporting blocks, and a rotating block is rotatably arranged between the two supporting blocks.

Furthermore, the upper end and the lower end of the rotating block are symmetrically and fixedly provided with rotating pins, the rotating pin ring is rotatably arranged inside the supporting block, the annular side surface of the rotating pin is fixedly provided with a torsion spring and a bearing, and the outer side of the torsion spring and the outer side of the bearing are fixedly arranged inside the supporting block.

Further, the measuring apparatu top fixed mounting has the display screen, and the display screen carries out electric connection with the measuring apparatu through the electric wire.

The utility model has the beneficial effects that:

1. the pressing plate is driven to move by the T-shaped block, then the inclined rod is driven to move by the extrusion push rod, so that the arc-shaped block is driven to move into the arc-shaped groove by the rotation of the rotating block, the shaft main body is firstly arranged in the limiting cylinder, then the limiting cylinder is arranged in the arc-shaped base, so that the arc-shaped groove on the shaft main body is aligned with the arc-shaped block, meanwhile, the square block is arranged in the U-shaped block, then the arc-shaped plate is arranged on the arc-shaped base, so that the T-shaped block is arranged in the rectangular groove, the pressing plate is pressed downwards in the process that the T-shaped block is arranged in the rectangular groove, the pressing plate moves to drive the push rod to move, the push rod moves to press the inclined rod, the inclined rod moves to push the rotating block to rotate, the rotating block rotates to drive the arc block to move into the arc groove, and then fix the axle main part front end, and the rear end of axle main part passes through driving motor and exerts torsion, and then is convenient for measure the moment of torsion of axle main part.

2. The T-shaped blocks are connected inside the rectangular groove in a clamped mode through the limiting rods, the arc-shaped plates are installed, the pressing plates are extruded in the T-shaped block installation process, and therefore the first spring generates elastic force, and the elastic force of the first spring is convenient for the pressing plates to move and reset.

3. The design through logical groove and fixed block has improved the stability that the oblique type pole removed, and at the removal in-process of oblique type pole, logical groove removes along the fixed block to extrude spring two, make spring two produce elasticity, the elasticity of spring two is convenient for the removal of oblique type pole and resets.

Drawings

Fig. 1 is a schematic perspective view of a tool for measuring a lock shaft torque according to the present invention;

FIG. 2 is a schematic cross-sectional structural view of an arc-shaped base of the tool for measuring the torque of the lock shaft according to the present invention;

fig. 3 is a schematic cross-sectional structural view of a rectangular groove of the tool for measuring lock shaft torque according to the present invention.

In the figure: 1. a base plate; 2. a drive motor; 3. a measuring instrument; 4. an arc-shaped base; 5. an arc-shaped plate; 6. a limiting cylinder; 7. a shaft body; 8. a T-shaped block; 9. a rectangular groove; 10. a limiting rod; 11. pressing a plate; 12. a first spring; 13. a push rod; 14. a diagonal bar; 15. rotating the block; 16. an arc-shaped block; 17. an arc-shaped slot; 18. a through groove; 19. a fixed block; 20. a second spring; 21. a support block; 22. a U-shaped block; 23. a square plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. It should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and their meaning in the context of this patent may be understood by those skilled in the art as appropriate.

Referring to fig. 1-3, a tool for measuring lock shaft torque comprises a bottom plate 1, a driving motor 2, a measuring instrument 3, an arc base 4, an arc plate 5, a limiting cylinder 6 and a shaft main body 7, wherein the arc base 4, a detector and the driving motor 2 are sequentially installed on the top end of the bottom plate 1 from front to back through bolts, the measuring instrument 3 is installed at the front end of the driving motor 2 through a coupler, the limiting cylinder 6 is installed inside the arc base 4, the shaft main body 7 is installed inside the limiting cylinder 6, a square plate 23 is welded at the rear end of the shaft main body 7, a U-shaped block 22 is installed at the front end of the measuring instrument 3 through bolts, the rear end of the square plate 23 extends into the U-shaped block 22, the arc plate 5 is installed at the top end of the arc base 4, the arc plate 5 is attached to the annular side face of the limiting cylinder 6, two T-shaped blocks 8 are symmetrically installed at the bottom end of the arc plate 5 through bolts, and the T-shaped blocks 8 are installed inside the

arc base

4, 4 internally mounted of arc base has

clamp plate

11, and 11 tops of clamp plate are laminated mutually with 8 bottoms of T type piece, there is push rod 13 clamp plate 11 bottom intermediate position through the mounting screw, 4 internally mounted slidable of arc base has a tapered rod 14, the laminating of push rod 13 front end and tapered rod 14 rear end, 4 front ends of arc base are symmetrical to rotate two turning blocks 15 of installation, 14 front ends of tapered rod are laminated mutually with 15 rear ends of turning block, 15 rear end opposite sides fixed mounting of turning block has

arc piece

16, 7 rear ends of axle main part are symmetrical to be seted up two arc walls 17, arc piece 16 is installed inside arc wall 17.

In the utility model, it should be noted that two rectangular grooves 9 are symmetrically formed in the top end of the arc-shaped base 4, two limiting rods 10 are symmetrically and fixedly mounted in the rectangular grooves 9, the bottom ends of the limiting rods 10 are attached to a T-shaped block 8, a pressing plate 11 is slidably mounted in the rectangular grooves 9, two springs 12 are symmetrically and fixedly mounted at the bottom ends of the pressing plate 11, the bottom ends of the springs 12 are fixedly mounted in the rectangular grooves 9, the T-shaped block 8 is conveniently clamped in the rectangular grooves 9 due to the design of the limiting rods 10, the pressing plate 11 is conveniently moved and reset due to the design of the springs 12, two L-shaped grooves are symmetrically formed in the arc-shaped base 4, the top ends of the L-shaped grooves are communicated with the bottom ends of the rectangular grooves 9, push rods 13 and inclined rods 14 are mounted in the L-shaped grooves, the push rods 13 and the inclined rods 14 are conveniently mounted due to the design of the L-shaped grooves, a through groove 18 is formed in the left end of the inclined rod 14, and a fixing block 19 is fixedly mounted in the L-shaped groove, and the fixed block 19 is slidably mounted inside the through groove 18, the second spring 20 is fixedly mounted at the rear end of the fixed block 19, and the rear end of the second spring 20 is fixedly mounted on the rear wall inside the through groove 18, so that the stability of the movement of the inclined rod 14 is improved due to the design of the fixed block 19 and the through groove 18, and the movement resetting of the inclined rod 14 is facilitated due to the design of the second spring 20.

Especially, two supporting blocks 21 are symmetrically and fixedly installed at the front end of the arc-shaped base 4, a rotating block 15 is installed between the two supporting blocks 21 in a rotating mode, rotating pins are symmetrically and fixedly installed at the upper end and the lower end of the rotating block 15, rotating pin rings are installed inside the supporting blocks 21 in a rotating mode, a torsion spring and a bearing are fixedly installed on the annular side face of each rotating pin, the outer side of each torsion spring and the outer side of each bearing are fixedly installed inside the corresponding supporting block 21, the rotating block 15 is installed between the two supporting blocks 21 in a rotating mode due to the design of the corresponding torsion spring, the rotating block 15 is convenient to rotate and reset due to the design of the corresponding torsion spring, a display screen is fixedly installed at the top end of the measuring instrument 3, the display screen is electrically connected with the measuring instrument 3 through an electric wire, and the design of the display screen is convenient for displaying the torque of the shaft main body 7 in real time.

The working principle is as follows: when the shaft main body 7 and the limiting cylinder 6 need to be installed, firstly, the shaft main body 7 is installed inside the limiting cylinder 6, then, the limiting cylinder 6 is installed inside the arc-shaped base 4, so that the arc-shaped groove 17 on the shaft main body 7 is aligned with the arc-shaped block 16, meanwhile, the square block is installed inside the U-shaped block 22, then, the arc-shaped plate 5 is installed on the arc-shaped base 4, so that the T-shaped block 8 is installed inside the rectangular groove 9, the pressing plate 11 is downwards extruded in the process that the T-shaped block 8 is installed on the rectangular groove 9, the pressing plate 11 moves to drive the push rod 13 to move, the push rod 13 moves to extrude the inclined rod 14, the inclined rod 14 moves to drive the rotating block 15 to rotate, the rotating block 15 rotates to drive the arc-shaped block 16 to move into the arc-shaped groove 17, and then the front end of the shaft main body 7 is fixed, and the rear end of the shaft main body 7 applies torsion through the driving motor 2, thereby facilitating the measurement of the torsion of the shaft main body 7, the design of the limiting cylinder 6 is convenient for protecting the shaft main body 7, and the shaft main body 7 is prevented from flying out to accidentally injure workers when being broken.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A tool for measuring lock shaft torque comprises a bottom plate (1), a driving motor (2), a measuring instrument (3), an arc base (4), an arc plate (5), a limiting cylinder (6) and a shaft main body (7), wherein the top end of the bottom plate (1) is sequentially and fixedly provided with the arc base (4), the detecting instrument and the driving motor (2) from front to back, the measuring instrument (3) is fixedly installed at the front end of the driving motor (2), the limiting cylinder (6) is installed inside the arc base (4), the shaft main body (7) is assembled inside the limiting cylinder (6), a square plate (23) is fixedly installed at the rear end of the shaft main body (7), a U-shaped block (22) is fixedly installed at the front end of the measuring instrument (3), the rear end of the square plate (23) extends to the inside of the U-shaped block (22), the arc plate (5) is installed at the top end of the arc base (4), and the arc plate (5) is jointed with the annular side surface of the limiting cylinder (6), which is characterized in that two T-shaped blocks (8) are symmetrically and fixedly installed at the bottom end of the arc plate (5), the T-shaped blocks (8) are installed inside the arc base (4), a pressing plate (11) is installed inside the arc base (4), the top end of the pressing plate (11) is jointed with the bottom end of the T-shaped blocks (8), a push rod (13) is fixedly installed at the middle position of the bottom end of the pressing plate (11), an inclined rod (14) is installed inside the arc base (4) in a sliding manner, the front end of the push rod (13) is jointed with the rear end of the inclined rod (14), two rotating blocks (15) are symmetrically and rotatably installed at the front end of the arc base (4), the front end of the inclined rod (14) is jointed with the rear end of the rotating block (15), an arc block (16) is fixedly installed at the other side of the rear end of the rotating block (15), two arc-shaped grooves (17) are symmetrically formed in the rear end of the shaft main body (7), and the arc-shaped blocks (16) are installed inside the arc-shaped grooves (17).

2. The tool for measuring the lock shaft torque according to claim 1, wherein two rectangular grooves (9) are symmetrically formed in the top end of the arc-shaped base (4), two limiting rods (10) are symmetrically and fixedly mounted in the rectangular grooves (9), and the bottom ends of the limiting rods (10) are attached to the T-shaped block (8).

3. The tool for measuring the lock shaft torque as claimed in claim 2, wherein the pressing plate (11) is slidably mounted inside the rectangular groove (9), two springs I (12) are symmetrically and fixedly mounted at the bottom ends of the pressing plate (11), and the bottom ends of the springs I (12) are fixedly mounted inside the rectangular groove (9).

4. The tool for measuring the lock shaft torque as claimed in claim 1, wherein two L-shaped grooves are symmetrically formed in the arc-shaped base (4), the top ends of the L-shaped grooves are communicated with the bottom end of the rectangular groove (9), and a push rod (13) and an inclined rod (14) are arranged in the L-shaped grooves.

5. The tool for measuring the lock shaft torque as claimed in claim 4, wherein a through groove (18) is formed in the left end of the inclined rod (14), a fixing block (19) is fixedly mounted inside the L-shaped groove, the fixing block (19) is slidably mounted inside the through groove (18), a second spring (20) is fixedly mounted at the rear end of the fixing block (19), and the rear end of the second spring (20) is fixedly mounted on the rear wall inside the through groove (18).

6. The tool for measuring the lock shaft torque as claimed in claim 1, wherein the two support blocks (21) are symmetrically and fixedly mounted at the front end of the arc-shaped base (4), and the rotating block (15) is rotatably mounted between the two support blocks (21).

7. The tool for measuring the lock shaft torque as claimed in claim 6, wherein the rotating block (15) is symmetrically and fixedly provided with rotating pins at the upper end and the lower end, the rotating pins are rotatably arranged inside the supporting block (21), the annular side surface of each rotating pin is fixedly provided with a torsion spring and a bearing, and the outer side of each torsion spring and the outer side of each bearing are fixedly arranged inside the supporting block (21).

8. The tool for measuring the lock shaft torque as claimed in claim 1, wherein a display screen is fixedly mounted at the top end of the measuring instrument (3), and the display screen is electrically connected with the measuring instrument (3) through an electric wire.