CN213655362U

CN213655362U - Be applied to fatigue testing machine's locking device

Info

Publication number: CN213655362U
Application number: CN202022121069.3U
Authority: CN
Inventors: 王文勇; 赵健; 张景利
Original assignee: Jinan Star Testing Technology Co ltd
Current assignee: Jinan Star Testing Technology Co ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-07-09
Anticipated expiration: 2030-09-24

Abstract

The utility model relates to a locking technical field of fatigue testing machine, in particular to a locking device applied to a fatigue testing machine, which comprises a cross beam and a fixed block, a plurality of rubber blocks are evenly distributed at the bottom of a damping plate, a positive and negative rotating motor is fixedly arranged at the top of the damping plate, a fixed part is fixedly arranged at the left side of the top of the positive and negative rotating motor, a limit switch is fixedly arranged at the left side of the front of the fixed part, and a locking block is fixedly arranged at the bottom of a connecting rod, when the equipment is used, the cross beam can be clamped at the designated position quickly, and the equipment is more convenient and faster.

Description

Be applied to fatigue testing machine's locking device

Technical Field

The utility model relates to a fatigue testing machine locking technical field specifically is a be applied to fatigue testing machine's locking device.

Background

The fatigue testing machine is characterized by realizing high load, high frequency and low consumption, thereby shortening the testing time and reducing the testing cost. The fatigue testing machine is used for testing the fatigue property, the fatigue life, the preformed crack and the crack propagation of the metal, the alloy material and the components thereof under the tensile, compression or tensile-compression alternating load at room temperature. After the high-frequency fatigue testing machine is provided with corresponding testing clamps, the three-point bending test, the four-point bending test, the thin plate tensile test, the thick plate tensile test, the reinforced steel bar tensile test, the chain tensile test, the fixed connection piece test, the connecting rod test, the torsion fatigue test, the bending-torsion composite fatigue test, the interactive bending fatigue test, the CT test, the CCT test, the gear fatigue test and the like under the sine load can be carried out.

The locking device of the existing fatigue testing machine has a plurality of types, but when the locking device of the existing fatigue testing machine is used, a screw is manually screwed, and after the screw is screwed down, time and labor are wasted, so that the current situation is changed by the locking device applied to the fatigue testing machine.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be applied to fatigue testing machine's locking device to solve the problem that proposes in the above-mentioned background art.

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

a locking device applied to a fatigue testing machine comprises a cross beam and a fixed block, wherein a mounting frame is fixedly mounted on the right side of the top of the cross beam, a mounting box is fixedly mounted on the top of the mounting frame, fixed columns are fixedly mounted at the front and rear ends of the left side and the right side of the inner bottom wall of the mounting box, auxiliary springs are movably sleeved on the surfaces of a plurality of the fixed columns, a plurality of mounting blocks are uniformly distributed on the inner bottom wall of the mounting box, damping springs are movably sleeved on the surfaces of the mounting blocks, mounting rods are arranged on the tops of the mounting blocks, a damping plate is fixedly mounted on the tops of the mounting rods, a plurality of rubber blocks are uniformly distributed on the bottom of the damping plate, a forward and reverse motor is fixedly mounted on the top of the damping plate, a fixing piece is fixedly mounted on the left side of the top of the forward and reverse motor, a limit, the output fixed mounting of just reversing motor has the connecting piece, the connecting rod has been cup jointed in the left side upper surface activity of connecting piece, the bottom fixed mounting of connecting rod has the latch segment, the bottom right side fixed mounting of crossbeam has electric telescopic handle, the mounting groove has been seted up to the bottom of crossbeam, the guide bar has been cup jointed in the inside activity of mounting groove.

Preferably, the right side surface of the guide rod is provided with a fixing groove, a sliding rod is fixedly mounted inside the fixing groove, the top of the fixing block is provided with a sliding groove, and the inside of the sliding groove is movably sleeved with the surface of the sliding rod.

Preferably, a plurality of through grooves are uniformly formed in the left side and the right side of the top of the damping plate, the upper surfaces of the plurality of fixing columns are movably sleeved with the inside of the plurality of through grooves respectively, and the tops of the plurality of fixing columns are fixedly connected with the left top wall and the right top wall of the mounting box respectively.

Preferably, the top of mounting box has seted up the spread groove, the bottom of just reversing motor runs through the spread groove and with shock attenuation board fixed connection.

Preferably, the top right side of crossbeam has seted up flexible groove, the bottom of connecting rod runs through flexible groove and with latch segment fixed connection.

Preferably, a plurality of damping spring's top respectively with the bottom fixed connection of shock attenuation board, it is a plurality of the fixed slot has all been seted up at the top of installation piece, it is a plurality of the lower surface of installation pole cup joints with the inside activity of a plurality of fixed slots respectively.

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

1. the utility model discloses in, through the damping spring who sets up, the rubber piece, installation pole and installation piece, positive reverse motor during operation can produce certain vibrations, positive reverse motor pushes down damping plate and installation pole, installation pole accessible fixed slot gets into to installation piece inside afterwards, form the shrink, meanwhile, damping spring can cushion, and through the rubber piece, the collision of reducible damping plate, the life of improvement damping plate, increase the practicality, when making equipment use, can reduce the influence of vibrations power crossbeam, thereby improve experimental accuracy.

2. The utility model discloses in, through the motor that just reverses that sets up, latch segment and limit switch, drive the connecting piece through the motor that just reverses and rotate, drive connecting rod and latch segment and shift up when the connecting piece rotates, the latch segment removes the instruction setting position with the crossbeam chucking at the guide bar behind the inside of mounting groove, meanwhile, when the one end of connecting piece contacts limit switch, just reverse motor stops rotatoryly for during equipment uses, can be fast automatic with the crossbeam chucking at the assigned position, reduce the human labor.

Drawings

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

FIG. 2 is an internal structure view of the present invention;

FIG. 3 is an enlarged structural view of the area A of the present invention;

in the figure: the device comprises a guide rod 1, a connecting piece 2, a connecting rod 3, a positive and negative rotation motor 4, a mounting box 5, a mounting frame 6, an electric telescopic rod 7, a locking block 8, a cross beam 9, a fixing block 10, a mounting groove 11, a damping plate 12, a rubber block 13, a mounting rod 14, a mounting block 15, a damping spring 16, an auxiliary spring 17, a fixing column 18, a limit switch 19 and a fixing piece 20.

Detailed Description

The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

a locking device applied to a fatigue testing machine comprises a cross beam 9 and a fixed block 10, a mounting frame 6 is fixedly mounted on the right side of the top of the cross beam 9, a mounting box 5 is fixedly mounted on the top of the mounting frame 6, a connecting groove is formed in the top of the mounting box 5, the bottom of a forward and reverse motor 4 penetrates through the connecting groove and is fixedly connected with a damping plate 12, fixed columns 18 are fixedly mounted at the front and rear ends of the left and right sides of the inner bottom wall of the mounting box 5, auxiliary springs 17 are movably sleeved on the surfaces of the fixed columns 18, a plurality of mounting blocks 15 are uniformly distributed on the inner bottom wall of the mounting box 5, damping springs 16 are movably sleeved on the surfaces of the mounting blocks 15, the forward and reverse motor 4 can generate certain vibration during working through the arranged damping springs 16, rubber blocks 13, mounting rods 14 and mounting blocks 15, the forward and reverse motor 4 presses the damping plate 12 and the mounting, then the mounting rods 14 can enter the mounting blocks 15 through the fixing grooves to form contraction, meanwhile, the damping springs 16 can buffer, and the rubber blocks 13 can reduce the collision of the damping plates 12, prolong the service life of the damping plates 12, increase the practicability, reduce the influence of the vibration force beam 9 when the device is used, thereby improving the test accuracy, the tops of the damping springs 16 are respectively and fixedly connected with the bottoms of the damping plates 12, the tops of the mounting blocks 15 are respectively provided with the fixing grooves, the lower surfaces of the mounting rods 14 are respectively sleeved with the inner activities of the fixing grooves, the tops of the mounting blocks 15 are respectively provided with the mounting rods 14, the damping plates 12 are fixedly mounted at the tops of the mounting rods 14, the left and the right sides of the tops of the damping plates 12 are respectively provided with a plurality of through grooves, the upper surfaces of the fixing columns 18 are respectively sleeved with the inner activities of the through grooves, the tops of a plurality of fixed columns 18 are respectively fixedly connected with the left side and the right side of the inner top wall of the mounting box 5, a plurality of rubber blocks 13 are uniformly distributed at the bottom of the damping plate 12, a forward and reverse motor 4 is fixedly installed at the top of the damping plate 12, the connecting piece 2 is driven to rotate by the forward and reverse motor 4 through the forward and reverse motor 4, the connecting piece 3 and the locking piece 8 are driven to move upwards when the connecting piece 2 rotates, the cross beam 9 is clamped at the indicating position of the guide rod 1 after the locking piece 8 moves into the mounting groove 11, meanwhile, when one end of the connecting piece 2 contacts the limit switch 19, the forward and reverse motor 4 stops rotating, so that the cross beam 9 can be quickly and automatically clamped at the indicating position when the equipment is used, the manpower labor is reduced, a fixing piece 20 is fixedly installed on the left side of the top of the forward and reverse motor 4, and a limit switch 19 is fixedly installed on, just reversing motor 4's output fixed mounting has connecting piece 2, connecting rod 3 has been cup jointed in the left side surface activity of connecting piece 2, the bottom fixed mounting of connecting rod 3 has latch segment 8, crossbeam 9's bottom right side fixed mounting has electric telescopic handle 7, mounting groove 11 has been seted up to crossbeam 9's bottom, guide bar 1 has been cup jointed in the inside activity of mounting groove 11, the fixed slot has been seted up on the right side surface of guide bar 1, the inside fixed mounting of fixed slot has the slide bar, the spout is seted up at the top of fixed block 10, the inside of spout cup joints with the surface activity of slide bar, flexible groove has been seted up on crossbeam 9's top right side, the bottom of connecting rod 3 run through flexible groove.

The utility model discloses work flow: during the use, through electronic installation pole 7 with crossbeam 9 propelling movement to assigned position, then start positive reverse motor 4 and drive connecting piece 2 and rotate, drive connecting rod 3 and latch segment 8 and move up when connecting piece 2 rotates, latch segment 8 moves the instruction fixed position of crossbeam 9 chucking at guide bar 1 behind the inside of mounting groove 11, and meanwhile, when the one end of connecting piece 2 contacted limit switch 19, positive reverse motor 4 stopped rotating, and when positive reverse motor 4 worked, can produce certain vibrations, positive reverse motor 4 pushes down damper plate 12 and installation pole 14, installation pole 14 accessible fixed slot gets into to inside installation piece 15 afterwards, form the shrink, and meanwhile, the spring can cushion, and through rubber block 13, the collision of reducible damper plate 12, improve damper plate 12's life, increase the practicality.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a be applied to fatigue testing machine's locking device, includes crossbeam (9) and fixed block (10), its characterized in that: the damping device is characterized in that a mounting frame (6) is fixedly mounted on the right side of the top of the cross beam (9), a mounting box (5) is fixedly mounted on the top of the mounting frame (6), fixing columns (18) are fixedly mounted at the front and rear ends of the left side and the right side of the inner bottom wall of the mounting box (5), a plurality of auxiliary springs (17) are movably sleeved on the surfaces of the fixing columns (18), a plurality of mounting blocks (15) are uniformly distributed on the inner bottom wall of the mounting box (5), damping springs (16) are movably sleeved on the surfaces of the mounting blocks (15), mounting rods (14) are arranged at the tops of the mounting blocks (15), damping plates (12) are fixedly mounted at the tops of the mounting rods (14), a plurality of rubber blocks (13) are uniformly distributed at the bottoms of the damping plates (12), and a forward and reverse rotation motor (4) is fixedly mounted at the tops of the damping plates (, the utility model discloses a motor, including fixing piece (4), connecting rod (3), bottom fixed mounting of connecting rod (3) has latch segment (8), the bottom right side fixed mounting of crossbeam (9) has electric telescopic handle (7), mounting groove (11) have been seted up to the bottom of crossbeam (9), guide bar (1) has been cup jointed in the inside activity of mounting groove (11), the positive left side fixed mounting of fixing piece (20) has limit switch (19), the output fixed mounting of positive motor (4) that changes, connecting piece (2), the left side upper surface activity of connecting piece (2).

2. The locking device applied to the fatigue testing machine according to claim 1, characterized in that: the right side surface of the guide rod (1) is provided with a fixing groove, a sliding rod is fixedly mounted inside the fixing groove, the top of the fixing block (10) is provided with a sliding groove, and the inside of the sliding groove is movably sleeved with the surface of the sliding rod.

3. The locking device applied to the fatigue testing machine according to claim 1, characterized in that: the left side and the right side of the top of the damping plate (12) are uniformly provided with a plurality of through grooves, the upper surfaces of the fixing columns (18) are movably sleeved with the interiors of the through grooves respectively, and the tops of the fixing columns (18) are fixedly connected with the left top wall and the right top wall of the mounting box (5) respectively.

4. The locking device applied to the fatigue testing machine according to claim 1, characterized in that: the top of the mounting box (5) is provided with a connecting groove, and the bottom of the forward and reverse rotating motor (4) penetrates through the connecting groove and is fixedly connected with the damping plate (12).

5. The locking device applied to the fatigue testing machine according to claim 1, characterized in that: the telescopic groove is formed in the right side of the top of the cross beam (9), and the bottom of the connecting rod (3) penetrates through the telescopic groove and is fixedly connected with the locking block (8).

6. The locking device applied to the fatigue testing machine according to claim 1, characterized in that: the top of the damping spring (16) is fixedly connected with the bottom of the damping plate (12) respectively, the top of the mounting block (15) is provided with a plurality of fixing grooves, and the lower surface of the mounting rod (14) is movably sleeved with the inside of the fixing grooves respectively.