CN212539934U

CN212539934U - Flywheel auxiliary tool for testing flywheel generator

Info

Publication number: CN212539934U
Application number: CN202021484555.5U
Authority: CN
Inventors: 陆发军; 陆维
Original assignee: Yancheng Ruifa Automobile Electric Appliance Co ltd
Current assignee: Yancheng Ruifa Automobile Electric Appliance Co ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-02-12
Anticipated expiration: 2030-07-24

Abstract

The utility model discloses a flywheel auxiliary fixtures for flywheel generator test, the utility model discloses a flexible drive cam motion of cylinder telescopic link, the pulley all the time with the cam butt, make the contained angle between two clamping bar B change, drive clamping bar A and rotate, the contained angle between two clamping bar A changes, clamping bar C moves along with clamping bar A, realizes the tight or unclamping action to the flywheel; the clamping blocks are abutted to the flywheel through the spring structure, the phenomenon that one of the clamping blocks is suspended due to the fact that the shape of the bottom of the flywheel is uneven is avoided, the offset caused by unevenness is absorbed, the clamping effect is further improved, and preparation is made for hardness testing.

Description

Flywheel auxiliary tool for testing flywheel generator

Technical Field

The utility model particularly relates to a flywheel auxiliary fixtures is used in test of flywheel generator.

Background

The flywheel is a disc-shaped part with large rotational inertia, and the flywheel mainly functions to store energy and inertia outside the working stroke of the engine. Because the work of each cylinder of the engine is discontinuous, the rotating speed of the engine is also changed, when the rotating speed of the engine is increased, the kinetic energy of the flywheel is increased, and the energy is stored; when the rotating speed of the engine is reduced, the kinetic energy of the flywheel is reduced, and the energy is released, so that the flywheel can also reduce the speed fluctuation of the engine in the running process.

The flywheel needs to be sampled and checked in the production process, when the hardness test is carried out, the clamping effect of the existing clamping device is poor, and the flywheel is easy to loosen in the detection process, so that the hardness test result is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art, the utility model provides a flywheel auxiliary fixtures is used in flywheel generator test.

The utility model provides a technical scheme of above-mentioned problem does: a flywheel auxiliary tool for testing a flywheel generator comprises a workbench, a fixed seat, a cylinder, a cam, a fixed rod, a pair of fixed blocks, a pair of clamping rods B, a pair of clamping rods C and a pair of clamping rods C, wherein the fixed seat is installed on the workbench, the horizontal plane projection of the fixed seat is of a U-shaped structure, the cylinder is installed on the workbench, the telescopic rod penetrates through the fixed seat, the cam is installed on the telescopic rod of the cylinder and is of a round table structure, the fixed rods with two ends penetrate through the fixed seat and are installed on the fixed seat, the pair of fixed blocks are arranged on the workbench, are distributed along the central axis direction of the fixed rods and are bilaterally symmetric relative to the cam, penetrate through the fixed rods, rotate a main shaft installed on the workbench, install on pressing from both sides tight pole C and be located the tight piece of the tight pole C clamp of keeping away from one end of pressing from both sides tight pole B, the cover is established on the dead lever and one end is installed at the tight pole B of clamp, the other end installs a pair of spring on the fixed block, rotates and installs on the tight pole B of clamp and be located tight pole B and keep away from the drive wheel that tight pole A one end, all the time with the cam butt of clamp.

Further, the projection of the clamping block on the horizontal plane is in a V-shaped structure.

Further, the diameter of the end, close to the cylinder, of the cam is D1, the diameter of the end, far away from the cylinder, of the cam is D2, and D1> D2.

Further, the clamping rod B penetrates through the fixing rod, and a through groove for the fixing rod to penetrate through is formed in the clamping rod B;

the fixing block is provided with a through hole for the fixing rod to pass through.

Furthermore, a pair of sliding columns is arranged on the cam, and the sliding columns are positioned on the vertical plane in the cam;

the cylindrical surface of the pulley is provided with a sliding groove which is matched with the sliding column, and the sliding column is inserted into the sliding groove.

Furthermore, a plurality of threaded holes are formed in the workbench.

The utility model discloses beneficial effect has: the utility model drives the cam to move through the expansion of the telescopic rod of the cylinder, the pulley is always abutted against the cam, so that the included angle between the two clamping rods B is changed, the clamping rod A is driven to rotate, the included angle between the two clamping rods A is changed, and the clamping rod C moves along with the clamping rod A, thereby realizing the clamping or loosening action of the flywheel; the clamping blocks are abutted to the flywheel through the spring structure, the phenomenon that one of the clamping blocks is suspended due to the fact that the shape of the bottom of the flywheel is uneven is avoided, the offset caused by unevenness is absorbed, the clamping effect is further improved, and preparation is made for hardness testing.

Drawings

Fig. 1 is a top view of the present invention;

fig. 2 is a side view of the cam of the present invention;

fig. 3 is a front view of the driving wheel of the present invention.

In the figure:

1-workbench, 2-fixed seat, 3-cylinder, 4-cam, 5-fixed rod, 6-fixed block, 7-main shaft, 8-clamping rod A, 9-clamping rod B, 10-clamping rod C, 11-clamping block, 12-spring, 13-driving wheel, 16-sliding column, 17-sliding chute and 18-threaded hole.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description.

A flywheel auxiliary tool for testing a flywheel generator comprises a workbench 1, a fixed seat 2 which is installed on the workbench 1 and has a U-shaped horizontal plane projection, a cylinder 3 which is installed on the workbench 1 and has an expansion link penetrating through the fixed seat 2, a cam 4 which is installed on the expansion link of the cylinder 3 and has a circular truncated cone structure, a fixing rod 5 which has two ends penetrating through the fixed seat 2 and is installed on the fixed seat 2, a pair of fixing blocks 6 which are installed on the workbench 1 and are distributed along the central axis direction of the fixing rod 5 and are bilaterally symmetrical with respect to the cam 4, the fixing blocks 6 penetrate through the fixing rod 5, a spindle 7 which is installed on the workbench 1 through a rolling bearing in a rotating manner, a pair of clamping rods A8 which are installed on the spindle 7 and are bilaterally symmetrical with respect to the spindle 7 all the time, a pair of clamping rods B9 which have one end obliquely installed on the clamping rod A8 and are positioned, A pair of clamping rods C10 which are always bilaterally symmetrical about the main shaft 7, a clamping block 11 which is arranged on the clamping rod C10 and is positioned at one end of the clamping rod C10 far away from the clamping rod B9, a pair of springs 12 which are sleeved on the fixed rod 5, one end of each spring is arranged on the clamping rod B9, the other end of each spring is arranged on the fixed block 6, and a driving wheel 13 which is rotatably arranged on the clamping rod B9, is positioned at one end of the clamping rod B9 far away from the clamping rod A8 and is always abutted against the.

The diameter of one end of the cam 4 close to the cylinder 3 is D1, and the diameter of one end far away from the cylinder 3 is D2, D1> D2.

The projection of the clamping block 11 on the horizontal plane is in a V-shaped structure. The clamping rod B9 penetrates through the fixing rod 5, and a through groove for the fixing rod 5 to penetrate through is formed in the clamping rod B9; the fixing block 6 is provided with a through hole for the fixing rod 5 to pass through.

A pair of sliding columns 16 are arranged on the cam 4, and the sliding columns 16 are positioned on the vertical plane in the cam 4; the cylindrical surface of the pulley is provided with a sliding groove 17 which is matched with the sliding column 16, and the sliding column 16 is inserted into the sliding groove 17.

The table 1 is provided with a plurality of threaded holes 18. The workbench 1 is detachably mounted on the hardness testing device through the threaded hole 18.

The telescopic rod of the cylinder 3 stretches to drive the cam 4 to move, the pulley is always abutted against the cam 4, so that the included angle between the two clamping rods B9 is changed, the clamping rod A8 is driven to rotate, the included angle between the two clamping rods A8 is changed, and the clamping rod C10 moves along with the clamping rod A8, so that the flywheel is clamped or loosened; the clamping blocks 11 are abutted to the flywheel through the spring 12 structure, the phenomenon that the flywheel is suspended due to the fact that the shape of the bottom of the flywheel is uneven is avoided, the offset caused by unevenness is absorbed, the clamping effect is further improved, and preparation is made for hardness testing.

The utility model discloses the theory of operation: the flywheel is arranged on the workbench 1 and is positioned between the two clamping blocks 11, the cylinder 3 is started, the telescopic rod of the cylinder 3 is shortened, the cam 4 is driven to move in the direction away from the flywheel, the included angle between the two clamping rods A8 is reduced, and the included angle between the two angle clamping rods C is reduced, so that the clamping of the flywheel is realized.

Many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, and that the scope of the invention is defined by the appended claims.

Claims

1. A flywheel auxiliary tool for testing a flywheel generator is characterized by comprising a workbench (1), a fixing seat (2) which is installed on the workbench (1) and has a U-shaped horizontal plane projection, a cylinder (3) which is installed on the workbench (1) and has a telescopic rod penetrating through the fixing seat (2), a cam (4) which is installed on the telescopic rod of the cylinder (3) and has a circular truncated cone structure, a fixing rod (5) of which two ends penetrate through the fixing seat (2) and is installed on the fixing seat (2), a pair of fixing blocks (6) which are installed on the workbench (1), distributed along the central axis direction of the fixing rod (5) and are bilaterally symmetrical relative to the cam (4), a fixing rod (5) penetrates through the fixing block (6), a main shaft (7) which is installed on the workbench (1) through a rolling bearing, a pair of clamping rods A (8) which are installed on the main, one end is installed in the slope and is kept away from a pair of clamp lever B (9) of clamp lever A (8) and all the time about main shaft (7) bilateral symmetry on clamp lever A (8), one end slope is installed and is located clamp lever A (8) and keeps away from clamp lever B (9) one end, a pair of clamp lever C (10) of all the time about main shaft (7) bilateral symmetry, install on clamp lever C (10) and be located clamp lever C (10) and keep away from clamp lever B (9) one end clamp piece (11), the cover is established on dead lever (5) and one end is installed at clamp lever B (9), a pair of spring (12) on fixed block (6) are installed to the other end, rotate and install on clamp lever B (9) and be located clamp lever B (9) and keep away from clamp lever A (8) one end, drive wheel (13).

2. The flywheel auxiliary tool for the test of the flywheel generator as claimed in claim 1, wherein the projection of the clamping block (11) on the horizontal plane is a V-shaped structure.

3. The flywheel auxiliary tool for the test of the flywheel generator as claimed in claim 1, wherein the diameter of the end, close to the cylinder (3), of the cam (4) is D1, the diameter of the end, far away from the cylinder (3), of the cam is D2, and D1> D2.

4. The flywheel auxiliary tool for the test of the flywheel generator as claimed in claim 1, wherein the clamping rod B (9) penetrates through the fixing rod (5), and a through groove for the fixing rod (5) to penetrate through is formed in the clamping rod B (9);

the fixing block (6) is provided with a through hole for the fixing rod (5) to pass through.

5. The flywheel auxiliary tool for the test of the flywheel generator as claimed in claim 1, wherein a pair of sliding columns (16) are mounted on the cam (4), and the sliding columns (16) are located on a middle vertical plane of the cam (4);

the cylindrical surface of the pulley is provided with a sliding groove (17) which is matched with the sliding column (16), and the sliding column (16) is inserted into the sliding groove (17).

6. The flywheel auxiliary tool for the test of the flywheel generator as claimed in claim 1, wherein a plurality of threaded holes (18) are formed in the workbench (1).