CN215727256U

CN215727256U - Electric servo fatigue detector with high strength

Info

Publication number: CN215727256U
Application number: CN202121942654.8U
Authority: CN
Inventors: 吴瑞煜; 陈秀华; 孙海斌; 张海
Original assignee: Yangzhou Shengfei Testing Technology Co ltd
Current assignee: Yangzhou Shengfei Testing Technology Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-02-01
Anticipated expiration: 2031-08-18

Abstract

The utility model discloses a high-strength electric servo fatigue detector, relates to the technical field of fatigue detection, and aims to solve the problems that a clamping mechanism is easy to deform due to over-stress, the stability of a detection process is reduced, and the fatigue detection effect is poor. The top of detecting the quick-witted base is provided with the casing, and the casing passes through bolted connection with detecting the quick-witted base, the top of detecting the quick-witted base is provided with the mount pad, and the mount pad passes through bolted connection with detecting the quick-witted base, the top of mount pad is provided with the holding down plate, and holding down plate and mount pad fixed connection, the inside of casing is provided with the lift beam, the below of lift beam is provided with the top board, and the top board setting is directly over the holding down plate, the both sides of top board all are provided with the position sleeve, and the position sleeve is connected structure as an organic whole with the top board, the both sides of holding down plate all are provided with the locating lever, and the locating lever is connected structure as an organic whole with the mount pad, locating lever and position sleeve sliding connection.

Description

Electric servo fatigue detector with high strength

Technical Field

The utility model relates to the technical field of fatigue detection, in particular to an electric servo fatigue detector with high strength.

Background

The electric servo fatigue detector is a fatigue testing machine produced by adopting an electro-hydraulic servo technology, is a general name of a fatigue testing machine taking a constant-pressure servo pump station as a power source, mainly comprises the constant-pressure servo pump station, a linear actuator, a full-digital control system, a host frame, an oil distribution module and the like, is a physical performance testing instrument used in the field of material science, and is mainly used for testing the fatigue resistance of materials and parts by stretching and compressing fatigue.

At present, the fixture intensity of electric servo fatigue detection machine is not good, and when carrying out fatigue detection to the great article of intensity, the atress excessively leads to fixture to take place deformation easily, and the stability of testing process descends for fatigue detection effect is not good, can not satisfy the user demand, therefore urgently needed an electric servo fatigue detection machine that intensity is high on the market to solve these problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-strength electric servo fatigue detector to solve the problems that a clamping mechanism is easy to deform due to over-stress, the stability of a detection process is reduced, and the fatigue detection effect is poor in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an electric servo fatigue detection machine that intensity is high, is including detecting the quick-witted base, the top of detecting the quick-witted base is provided with the casing, and the casing passes through the screw connection with detecting the quick-witted base, the top of detecting the quick-witted base is provided with the mount pad, and the mount pad passes through the screw connection with detecting the quick-witted base, the top of mount pad is provided with the holding down plate, and holding down plate and mount pad fixed connection, the inside of casing is provided with the lift beam, the below of lift beam is provided with the top board, and the top board setting is directly over the holding down plate, the both sides of top board all are provided with the position sleeve, and the position sleeve is connected as an organic whole structure with the top board, the both sides of holding down plate all are provided with the locating lever, and the locating lever is connected as an organic whole structure with the mount pad, locating lever and position sleeve sliding connection.

Preferably, a linear actuator is arranged between the upper pressure plate and the lifting beam, and the linear actuator, the upper pressure plate and the lifting beam are connected into an integral structure.

Preferably, be provided with servo motor on the detection machine base, servo motor is provided with two, and servo motor passes through the screw connection with the detection machine base, the top of servo motor output is provided with the threaded rod, and the threaded rod is connected structure as an organic whole with servo motor's output, threaded rod and lift beam threaded connection.

Preferably, the outside of threaded rod is provided with anticollision spring, and anticollision spring and threaded rod sliding connection, anticollision spring's one end and threaded rod fixed connection.

Preferably, the four corners of the lifting beam are provided with limit grooves, the inner wall of the shell is provided with four slide rails, the slide rails are connected with the shell through screws, one ends of the slide rails extend to the inner parts of the limit grooves, and the slide rails are connected with the lifting beam in a sliding mode.

Preferably, one side of the shell is provided with two transparent protective doors, and the transparent protective doors are rotatably connected with the shell.

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

1. the utility model discloses a device passes through the setting of locating lever, position sleeve and anticollision spring, inserts the locating lever in the position sleeve, can be indirect play the guide effect to holding down plate and top board to improved the intensity between holding down plate and the top board connector, the anticollision spring can play certain cushioning effect, and can stop the servo motor operation when the anticollision spring compression is excessive, thereby played the anticollision function. The problem of intensity not good, the atress excessively takes place deformation, detection effect is not good is solved.

2. The utility model discloses a device passes through the setting of transparent guard gate, and transparent guard gate can be when examining fragile article, and is effectual keep off broken piece check, and indirect plays safety protection's function to the staff, has improved the security performance. The problem of have the potential safety hazard when detecting fragile object is solved.

Drawings

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

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a diagram showing the connection relationship between the lifting beam and the housing according to the present invention.

In the figure: 1. a detector base; 2. a housing; 3. a numerical control display device; 4. a lifting beam; 5. a transparent protective door; 6. a handle; 7. a mounting seat; 8. a lower pressing plate; 9. an upper pressure plate; 10. a servo motor; 11. a threaded rod; 12. a threaded hole; 13. a linear actuator; 14. an anti-collision spring; 15. a positioning sleeve; 16. positioning a rod; 17. a slide rail; 18. a limiting groove.

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.

Referring to fig. 1-3, an embodiment of the present invention is shown: a high-strength electric servo fatigue detector comprises a detector base 1, a shell 2 is arranged above the detector base 1, the shell 2 is connected with the detector base 1 through screws, a mounting seat 7 is arranged above the detector base 1, the mounting seat 7 is connected with the detector base 1 through screws, a lower pressure plate 8 is arranged above the mounting seat 7, the lower pressure plate 8 is fixedly connected with the mounting seat 7, a lifting beam 4 is arranged inside the shell 2, an upper pressure plate 9 is arranged below the lifting beam 4, the upper pressure plate 9 is arranged right above the lower pressure plate 8, positioning sleeves 15 are arranged on two sides of the upper pressure plate 9, the positioning sleeves 15 and the upper pressure plate 9 are connected into an integral structure, positioning rods 16 are arranged on two sides of the lower pressure plate 8, the positioning rods 16 and the mounting seat 7 are connected into an integral structure, the positioning rods 16 are connected with the positioning sleeves 15 in a sliding manner, the positioning rods 16 are inserted into the positioning sleeves 15, the guiding device can guide the connecting body between the lower pressing plate 8 and the upper pressing plate 9, and indirectly increases the strength of the connecting body between the lower pressing plate 8 and the upper pressing plate 9.

Further, be provided with linear actuator 13 between top board 9 and the lift beam 4, and linear actuator 13 and top board 9 and lift beam 4 all are connected structure as an organic whole, and one side of casing 2 is provided with numerical control display device 3, and numerical control display device 3 passes through screw connection with casing 2, numerical control display device 3 and linear actuator 13 electric connection. The linear actuator 13 generates a vibration force to detect fatigue.

Further, be provided with servo motor 10 on the detector base 1, servo motor 10 is provided with two, and servo motor 10 passes through screw connection with detector base 1, be provided with screw hole 12 on the lift beam 4, screw hole 12 is provided with two, the top of servo motor 10 output is provided with threaded rod 11, and threaded rod 11 is connected structure as an organic whole with servo motor 10's output, threaded rod 11's one end runs through screw hole 12 and extends to the inside of casing 2, and threaded rod 11 and lift beam 4 threaded connection. The threaded rod 11 is driven to rotate through the servo motor 10, the lifting beam 4 can be driven to lift along with the rotation of the threaded rod 11, the distance between the lower pressing plate 8 and the upper pressing plate 9 is adjusted, and detection on objects with different sizes is facilitated.

Further, the outside of threaded rod 11 is provided with anticollision spring 14, and anticollision spring 14 and threaded rod 11 sliding connection, the one end and the threaded rod 11 fixed connection of anticollision spring 14. The anticollision spring 14 can play a role of buffering, and when the compression amount of the anticollision spring 14 is excessive, the servo motor 10 is stopped, so that the anticollision performance is achieved.

Furthermore, four corners of the lifting beam 4 are provided with limiting grooves 18, the inner wall of the shell 2 is provided with four sliding rails 17, the sliding rails 17 are connected with the shell 2 through screws, one end of each sliding rail 17 extends into the corresponding limiting groove 18, and the sliding rails 17 are connected with the lifting beam 4 in a sliding mode. The lifting beam 4 can be guided and limited by the slide rail 17 and the limiting groove 18, so that the lifting beam 4 can be kept to be lifted stably and horizontally.

Further, one side of casing 2 is provided with transparent guard gate 5, and transparent guard gate 5 sets up two, and transparent guard gate 5 rotates with casing 2 to be connected, is provided with handle 6 on the transparent guard gate 5, and handle 6 passes through the screw connection with transparent guard gate 5. Can play the guard action through transparent guard gate 5 to improve the security performance when detecting fragile article.

The working principle is as follows: when the device is used, an object is placed on the lower pressing plate 8, the servo motor 10 is driven to drive the threaded rod 11 to rotate, the rotating threaded rod 11 drives the lifting beam 4 to lift along the sliding rail 17, the upper pressing plate 9 is lowered, the positioning rod 16 is inserted in alignment with the positioning sleeve 15, the upper pressing plate 9 is enabled to be properly contacted with the upper end of the object, and the linear actuator 13 is started to be indirectly transmitted to the upper pressing plate 9 to carry out fatigue detection; the vibration force transmitted to the threaded rod 11 can play a role in buffering through the anti-collision spring 14, and the servo motor 10 is automatically stopped when the compression amount of the anti-collision spring 14 is excessive, so that an anti-collision function is achieved, and the transparent protective door 5 needs to be closed when a fragile object is detected.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an electric servo fatigue detection machine that intensity is high, includes detection machine base (1), its characterized in that: a shell (2) is arranged above the detector base (1), the shell (2) is connected with the detector base (1) through screws, an installation seat (7) is arranged above the detector base (1), the installation seat (7) is connected with the detector base (1) through screws, a lower pressing plate (8) is arranged above the installation seat (7), the lower pressing plate (8) is fixedly connected with the installation seat (7), a lifting beam (4) is arranged inside the shell (2), an upper pressing plate (9) is arranged below the lifting beam (4), the upper pressing plate (9) is arranged right above the lower pressing plate (8), positioning sleeves (15) are arranged on two sides of the upper pressing plate (9), the positioning sleeves (15) and the upper pressing plate (9) are connected into an integral structure, positioning rods (16) are arranged on two sides of the lower pressing plate (8), and the positioning rod (16) and the mounting seat (7) are connected into an integral structure, and the positioning rod (16) is connected with the positioning sleeve (15) in a sliding manner.

2. The high-strength electric servo fatigue detector as claimed in claim 1, wherein: a linear actuator (13) is arranged between the upper pressure plate (9) and the lifting beam (4), and the linear actuator (13) is connected with the upper pressure plate (9) and the lifting beam (4) into a whole.

3. The high-strength electric servo fatigue detector as claimed in claim 1, wherein: be provided with servo motor (10) on detector base (1), servo motor (10) are provided with two, and servo motor (10) pass through the screw connection with detector base (1), the top of servo motor (10) output is provided with threaded rod (11), and threaded rod (11) and the output of servo motor (10) are connected structure as an organic whole, threaded rod (11) and lift beam (4) threaded connection.

4. A high strength electrical servo fatigue tester as claimed in claim 3, wherein: the outside of threaded rod (11) is provided with anticollision spring (14), and anticollision spring (14) and threaded rod (11) sliding connection, the one end and the threaded rod (11) fixed connection of anticollision spring (14).

5. The high-strength electric servo fatigue detector as claimed in claim 1, wherein: the four corners of lift beam (4) are provided with spacing groove (18), be provided with slide rail (17) on the inner wall of casing (2), slide rail (17) are provided with four, and slide rail (17) pass through screw connection with casing (2), the one end of slide rail (17) extends to the inside of spacing groove (18), and slide rail (17) and lift beam (4) sliding connection.

6. The high-strength electric servo fatigue detector as claimed in claim 1, wherein: one side of casing (2) is provided with transparent guard gate (5), and transparent guard gate (5) set up two, and transparent guard gate (5) rotate with casing (2) and be connected.