CN215726759U

CN215726759U - Dynamic torsion fatigue testing machine

Info

Publication number: CN215726759U
Application number: CN202122036962.0U
Authority: CN
Inventors: 苏青
Original assignee: Jinan Kanghua Testing Machine Manufacturing Co ltd
Current assignee: Jinan Kanghua Testing Machine Manufacturing Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-02-01
Anticipated expiration: 2031-08-27

Abstract

The utility model discloses a dynamic torsion fatigue testing machine, which belongs to the technical field of fatigue testing machines and comprises a testing machine body and two fixed plates arranged on the rear side surface of the testing machine body, wherein a reciprocating screw rod is rotatably arranged between the two fixed plates, a motor is arranged on the left side surface of the testing machine body, an output shaft of the motor is fixedly connected with one end of the reciprocating screw rod, a movable plate is in threaded connection with the reciprocating screw rod, a fan is arranged on the rear side surface of the testing machine body, and an air inlet pipe of the fan is communicated with a dust collection hose through a filter assembly; this dynamic torsion fatigue testing machine crosses and sets up reciprocal lead screw and fan, utilizes the motor to drive reciprocal lead screw and rotates, and reciprocal lead screw rotation drive movable plate removes, and the effect of cooperation fan and dust absorption hose is cleared up the dust of testing machine body upper surface, and the effect of cooperation trapezoidal cover increases the dust absorption area, and then reduces the possibility that the dust got into equipment system, ensures that the testing machine body can normal operating.

Description

Dynamic torsion fatigue testing machine

Technical Field

The utility model relates to the technical field of dynamic torsion fatigue testing machines, in particular to a dynamic torsion fatigue testing machine.

Background

The hydraulic servo and non-hydraulic oil source driven fatigue testing machine is available in the market at present, most of the hydraulic driven high-load dynamic fatigue testing machines are used for testing large parts or building engineering and the like, and the non-hydraulic oil source fatigue testing machines are generally used for testing with low load requirements or small displacement and high precision.

Various kinds of dust cannot be avoided in the test process, if the dust is not cleaned in time, the scratched parts can be abraded when the equipment is used next time, and if the dust is carelessly introduced into the equipment system, serious consequences can occur.

SUMMERY OF THE UTILITY MODEL

The dynamic torsion fatigue testing machine provided by the utility model solves the problems that various kinds of dust can not be avoided in the testing process, if the dust is not cleaned in time, the scratch part can be abraded when equipment is used next time, and if the dust enters an equipment system carelessly, serious consequences can occur.

In order to achieve the purpose, the utility model adopts the following technical scheme: including the testing machine body and install two fixed plates at the testing machine body trailing flank, two rotate between the fixed plate and install reciprocal lead screw, the motor is installed to the left surface of testing machine body, the output shaft of motor and the one end fixed connection of reciprocal lead screw, threaded connection has the movable plate on the reciprocal lead screw, the trailing flank mounting of testing machine body has the fan, the air-supply line of fan has the dust absorption hose through the filtering component intercommunication, the one end intercommunication of dust absorption hose has trapezoidal cover, trapezoidal cover is located the upper surface of testing machine body.

Adopt above-mentioned scheme, through setting up reciprocal lead screw and fan, utilize the motor to drive reciprocal lead screw and rotate, reciprocal lead screw rotation drive movable plate removes, and the effect of cooperation fan and dust absorption hose is cleared up the dust of testing machine body upper surface, and the effect of cooperation trapezoidal cover increases dust absorption area, and then reduces the possibility that the dust got into equipment system, ensures that the testing machine body can normal operating.

In the above scheme, it should be noted that the motor and the fan are both electrically connected to an external power supply.

As a preferred embodiment, the filter assembly comprises a filter box installed at the rear side of the testing machine body, an air inlet pipe of the fan is communicated with the filter box, the other end of the dust collection hose is communicated with the filter box, and a filter screen plate is arranged in the filter box.

By adopting the scheme, the dust absorbed by the dust collection hose is filtered by the filter screen plate through the filter screen plate, and then the dust is collected uniformly, so that the dust is prevented from being damaged in the fan.

As a preferred embodiment, two locating pins are installed on the right side face of the inner wall of the filter box, two locating grooves matched with the locating pins for use are formed in the right side face of the filter screen plate, an opening is formed in the left side face of the filter box, and a baffle matched with the opening for use is hinged to the left side face of the filter box.

Adopt above-mentioned scheme, through setting up the locating pin, utilize locating pin and constant head tank matched with effect, carry out the indirectness to filtering the otter board and fix, the effect of cooperation baffle makes things convenient for the staff to open the baffle and takes out filtering the otter board, clears up the dust that filters on the otter board.

In a preferred embodiment, an annular sealing ring is arranged in the opening, and the annular sealing ring is arranged on one side surface of the baffle.

By adopting the scheme, the opening is blocked by the annular sealing ring, so that the filter box forms a closed space, and the dust collection hose can normally work.

As a preferred embodiment, the rear side surface of the testing machine body is provided with a second sliding groove, a second sliding block is slidably mounted in the second sliding groove, and the second sliding block is slidably mounted on one side surface of the moving plate.

By adopting the scheme, the second sliding block is arranged, the second sliding block slides in the second sliding groove, the moving plate is limited and supported, the moving plate can only move left and right, and the structure is simple.

As a preferred embodiment, a first sliding block is mounted on the lower surface of the trapezoid cover, and a first sliding groove for the first sliding block to slide is formed in the upper surface of the testing machine body.

By adopting the scheme, the first sliding block is arranged, the first sliding block slides in the first sliding groove, so that the trapezoidal cover can smoothly move left and right on the testing machine body, and the friction force between the trapezoidal cover and the testing machine body is reduced.

In the utility model:

according to the dynamic torsional fatigue testing machine, the reciprocating screw rod and the fan are arranged, the motor is used for driving the reciprocating screw rod to rotate, the reciprocating screw rod rotates to drive the movable plate to move, the dust on the upper surface of the testing machine body is cleaned under the action of the fan and the dust collection hose, the dust collection area is increased under the action of the trapezoid cover, the possibility that the dust enters an equipment system is further reduced, and the testing machine body can normally run;

this dynamic torsion fatigue testing machine, through setting up slider one, utilize slider one to slide in spout one effect for trapezoidal cover can be smooth carry out side to side movement on the testing machine body, reduce the frictional force between trapezoidal cover and the testing machine body.

Drawings

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

FIG. 2 is a rear side view of the present invention;

FIG. 3 is a rear half-section view of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;

fig. 5 is a schematic top view of the present invention.

In the figure: 1. a testing machine body; 2. a fixing plate; 3. a reciprocating screw; 4. a motor; 5. moving the plate; 6. a fan; 7. a dust collection hose; 8. a trapezoidal cover; 9. a first sliding block; 10. a second sliding block; 11. a filter screen plate; 12. positioning pins; 13. a baffle plate; 14. an annular seal ring; 15. positioning a groove; 16. a filter box; 17. and (4) opening.

Detailed Description

Examples

Referring to fig. 1-5, the utility model provides a dynamic torsional fatigue testing machine, comprising a testing machine body 1 and two fixed plates 2 arranged on the rear side surface of the testing machine body 1, a reciprocating screw 3 is rotatably arranged between the two fixed plates 2, a motor 4 is arranged on the left side surface of the testing machine body 1, the reciprocating screw 3 is driven by the motor 4 to rotate, an output shaft of the motor 4 is fixedly connected with one end of the reciprocating screw 3, a movable plate 5 is connected on the reciprocating screw 3 in a threaded manner, the reciprocating screw 3 rotates to drive the movable plate 5 to move, a fan 6 is arranged on the rear side surface of the testing machine body 1, an air inlet pipe of the fan 6 is communicated with a dust collection hose 7 through a filter assembly, the dust on the upper surface of the testing machine body 1 is cleaned under the action of the fan 6 and the dust collection hose 7, one end of the dust collection hose 7 is communicated with a trapezoid cover 8, the dust collection area is increased under the action of the trapezoid cover 8, the trapezoidal cover 8 is located on the upper surface of the tester body 1.

The filter assembly comprises a filter box 16 installed on the rear side of the testing machine body 1, an air inlet pipe of the fan 6 is communicated with the filter box 16, the other end of the dust collection hose 7 is communicated with the filter box 16, a filter screen plate 11 is arranged in the filter box 16, and the dust absorbed by the dust collection hose 7 is filtered by the filter screen plate 11, so that the dust is collected uniformly, and the dust is prevented from being damaged in the fan 6.

Two locating pins 12 are installed to the right flank of the inner wall of the filter box 16, utilize locating pin 12 and locating slot 15 matched with effect, it is fixed to carry out the indirectness to filter plate 11, filter plate 11 right flank has been seted up two and has been matched with locating pin 12 and use locating slot 15, opening 17 has been seted up to filter box 16's left surface, filter box 16's left surface articulates there is the baffle 13 that cooperatees with opening 17 and use, the effect of baffle 13 is cooperated, make things convenient for the staff to open baffle 13 and take out filter plate 11, clear up the dust on the filter plate 11.

An annular sealing ring 14 is arranged in the opening 17, the opening 17 is sealed by the annular sealing ring 14, so that the filter box 16 forms a closed space to ensure that the dust collection hose 7 can normally work, and the annular sealing ring 14 is arranged on one side surface of the baffle 13.

The rear side face of the testing machine body 1 is provided with a second sliding groove, a second sliding block 10 is arranged in the second sliding groove, the moving plate 5 is limited and supported by the aid of the sliding effect of the second sliding block 10 in the second sliding groove, the moving plate 5 can only move left and right, the structure is simple, and the second sliding block 10 is arranged on one side face of the moving plate 5 in a sliding mode.

The lower surface mounting of trapezoidal cover 8 has slider 9, utilizes slider 9 gliding effect in spout for trapezoidal cover 8 can be smooth carry out side to side movement on testing machine body 1, reduces the frictional force between trapezoidal cover 8 and the testing machine body 1, and the gliding spout of confession slider 9 is seted up to the upper surface of testing machine body 1.

The working principle is as follows: when dust on the testing machine body 1 needs to be cleaned, the motor 4 and the fan 6 are started, the motor 4 drives the reciprocating screw rod to rotate, the reciprocating screw rod 3 drives the moving plate 5 to move on the reciprocating screw rod 3 when rotating, the moving plate 5 drives the sliding block II 10 to slide left and right in the sliding groove II when moving, an air inlet pipe of the fan 6 sucks the dust on the upper surface of the testing machine body 1 into the filter box 16 through the dust suction hose 7, the dust is filtered by using the filter screen plate 11, when the dust on the filter screen plate 11 needs to be cleaned, the baffle 13 is opened, the annular sealing ring 14 is separated from the opening 17 at the moment, then the filter screen plate 11 moves outwards, one end of the positioning pin 12 is separated from the positioning groove 15, and then the dust on the filter screen plate 11 can be cleaned.

Claims

1. Dynamic torsion fatigue testing machine, its characterized in that includes testing machine body (1) and installs two fixed plate (2) at testing machine body (1) trailing flank, two rotate between fixed plate (2) and install reciprocal lead screw (3), motor (4) are installed to the left surface of testing machine body (1), the output shaft of motor (4) and the one end fixed connection of reciprocal lead screw (3), threaded connection has movable plate (5) on reciprocal lead screw (3), the trailing flank mounting of testing machine body (1) has fan (6), the air-supply line of fan (6) has dust absorption hose (7) through the filter assembly intercommunication, the one end intercommunication of dust absorption hose (7) has trapezoidal cover (8), trapezoidal cover (8) are located the upper surface of testing machine body (1).

2. The dynamic torsional fatigue testing machine according to claim 1, wherein the filtering component comprises a filtering box (16) installed at the rear side of the testing machine body (1), an air inlet pipe of the fan (6) is communicated with the filtering box (16), the other end of the dust suction hose (7) is communicated with the filtering box (16), and a filtering screen plate (11) is arranged in the filtering box (16).

3. The dynamic torsional fatigue testing machine according to claim 2, wherein two positioning pins (12) are installed on the right side surface of the inner wall of the filter box (16), two positioning grooves (15) matched with the positioning pins (12) for use are formed in the right side surface of the filter screen plate (11), an opening (17) is formed in the left side surface of the filter box (16), and a baffle (13) matched with the opening (17) for use is hinged to the left side surface of the filter box (16).

4. The dynamic torsional fatigue testing machine according to claim 3, wherein an annular sealing ring (14) is arranged in the opening (17), and the annular sealing ring (14) is installed on one side surface of the baffle plate (13).

5. The dynamic torsion fatigue testing machine according to claim 1, wherein a second sliding groove is formed in the rear side face of the testing machine body (1), a second sliding block (10) is installed in the second sliding groove in a sliding mode, and the second sliding block (10) is installed on one side face of the moving plate (5) in a sliding mode.

6. The dynamic torsional fatigue testing machine according to claim 1, wherein a first sliding block (9) is mounted on the lower surface of the trapezoid cover (8), and a first sliding groove for the sliding of the first sliding block (9) is formed in the upper surface of the testing machine body (1).