CN210513922U

CN210513922U - Universal testing machine stable in operation

Info

Publication number: CN210513922U
Application number: CN201920806135.5U
Authority: CN
Inventors: 朱杰; 杜勇; 李闯
Original assignee: Jiangsu Lurun Engineering Technology Co Ltd
Current assignee: Jiangsu Lurun Engineering Technology Co Ltd
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2020-05-12
Anticipated expiration: 2029-05-31

Abstract

The utility model discloses a operate steady universal testing machine, comprises a workbench, turn right from a left side and set gradually left branch seat and right branch seat in the workstation upper end, left branch seat and right branch seat internal rotation are connected with the lead screw, fixedly connected with sprocket extends toward the workstation in the lead screw lower extreme, be provided with the chain between sprocket and another sprocket, sprocket lower extreme fixedly connected with motor, lead screw outside threaded connection has drive nut, be provided with movable cross beam between drive nut and another drive nut, be provided with the entablature between left branch seat and right branch seat, left branch seat front end fixedly connected with scale, movable cross beam front end fixedly connected with pointer, workstation front end fixedly connected with control panel. This universal tester that operates steadily adopts motor, chain and lead screw to carry out the transmission, simple structure, and convenient operation further improves the stationarity of universal tester during operation, guarantees the safety of each part on the equipment greatly.

Description

Universal testing machine stable in operation

Technical Field

The utility model relates to a test equipment technical field specifically is a operate steady universal tester.

Background

The universal testing machine is a material testing machine integrating the functions of stretching, bending, compressing, shearing, ring stiffness and the like, is mainly used for mechanical property tests of metal and non-metal materials, and is ideal detection equipment for departments such as industrial and mining enterprises, scientific research units, universities and colleges, engineering quality supervision stations and the like.

The universal material testing machine is a product combining modern electronic technology and mechanical transmission technology, is a large-scale precision testing instrument which fully exerts respective advantages of electromechanics, generally adopts a hydraulic cylinder to drive a piston to lift, and has the defects of high noise, low working stability and inconvenient maintenance after the hydraulic cylinder is damaged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a operate steady universal tester to provide among the above-mentioned background art that the noise is big, the work stationarity is low, and hydraulic cylinder damages the inconvenient problem of after-maintenance.

In order to achieve the above object, the utility model provides a following technical scheme: a universal testing machine with stable operation comprises a workbench, wherein a left support and a right support are sequentially arranged at the upper end of the workbench from left to right, a lead screw is rotationally connected in the left support and the right support, a chain wheel is fixedly connected at the lower end of the lead screw extending into the workbench, a chain is arranged between the chain wheel and another chain wheel, a motor is fixedly connected at the lower end of the chain wheel, a transmission nut is in threaded connection with the outer side of the lead screw, a movable cross beam is arranged between the transmission nut and another transmission nut, an upper cross beam is arranged between the left support and the right support, an upper clamp seat is fixedly connected at the lower end of the upper cross beam, a lower clamp seat and a pressure plate are sequentially arranged at the upper end and the lower end of the movable cross beam, a sliding groove is formed in the right support, an upper limit rod and a lower limit rod are sequentially and, the front end of the movable cross beam is fixedly connected with a pointer, and the front end of the workbench is fixedly connected with a control panel.

Preferably, the left support and the right support are in the same specification, the inner sides of the left support and the right support are in an open structure, and the width of the inner side opening of the left support and the right support is larger than that of the movable cross beam.

Preferably, the highest point of the moving beam is lower than the lowest point of the upper limit rod, and the lowest point of the moving beam is higher than the highest point of the lower limit rod.

Preferably, the upper and lower vise seats are aligned one above the other.

Preferably, the width of the upper limiting rod and the width of the lower limiting rod are larger than the width of the right support.

Preferably, the pointer is of an L-shaped structure, the width of the pointer is larger than the distance from the movable beam to the outer side of the left support, and the distance from the left end of the pointer to the left end of the left support is smaller than the distance from the right end of the scale to the left end of the left support.

Compared with the prior art, the beneficial effects of the utility model are that: this universal tester that operates steadily adopts motor, chain and lead screw to carry out the transmission, simple structure, convenient operation reduces the noise of universal tester during operation, and uses through the cooperation of motor, sprocket and chain, further improves the stationarity of universal tester during operation, is provided with adjustable upper and lower gag lever post in the right branch seat outside, guarantees the safety of each part on the equipment greatly, avoids the removal crossbeam moving range too big, causes the spare part damage on the universal tester.

Drawings

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

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic sectional view of the present invention;

fig. 4 is a schematic view of the top view structure of the present invention.

In the figure: 1. a work table; 2. a left support; 3. a right support; 4. a screw rod; 5. a sprocket; 6. a chain; 7. a motor; 8. a drive nut; 9. moving the beam; 10. an upper cross beam; 11. an upper plier seat; 12. a lower clamp base; 13. a pressure plate; 14. a sliding groove; 15. an upper limiting rod; 16. a lower limit lever; 17. a scale; 18. a pointer; 19. a control panel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a universal testing machine which runs stably comprises a workbench 1, a left support 2, a right support 3, a screw rod 4, a chain wheel 5, a chain 6, a motor 7, a transmission nut 8, a movable cross beam 9, an upper cross beam 10, an upper clamp seat 11, a lower clamp seat 12, a pressure plate 13, a sliding groove 14, an upper limiting rod 15, a lower limiting rod 16, a scale 17, a pointer 18 and a control panel 19, wherein the left support 2 and the right support 3 are sequentially arranged at the upper end of the workbench 1 from left to right, the screw rod 4 is rotationally connected with the left support 2 and the right support 3, the lower end of the screw rod 4 extends into the workbench 1 and is fixedly connected with the chain wheel 5, the chain 6 is arranged between the chain wheel 5 and the other chain wheel 5, the motor 7 is fixedly connected with the lower end of the chain wheel 5, the outer side of the screw rod 4 is in threaded connection with the transmission nut 8, the movable cross beam 9 is arranged between the, the lower end of an upper beam 10 is fixedly connected with an upper clamp seat 11, the upper end and the lower end of a movable beam 9 are sequentially provided with a lower clamp seat 12 and a pressure plate 13, a sliding groove 14 is formed in a right support 3, an upper limiting rod 15 and a lower limiting rod 16 are sequentially connected in the sliding groove 14 in a sliding mode from top to bottom, the front end of a left support 2 is fixedly connected with a scale 17, the front end of the movable beam 9 is fixedly connected with a pointer 18, the front end of a workbench 1 is fixedly connected with a control panel 19, the control panel 19 is electrically connected with a motor 7, the model of the control panel 19 is TP1200, and the installation structure and the circuit connection of the control; furthermore, the left support 2 and the right support 3 have the same specification, the inner sides of the left support 2 and the right support 3 are of an open structure, and the width of the inner side opening of the left support 2 and the right support 3 is larger than that of the movable cross beam 9, so that the movable cross beam 9 can slide up and down between the left support 2 and the right support 3; further, the highest point of the movable beam 9 is lower than the lowest point of the upper limit rod 15, and the lowest point of the movable beam 9 is higher than the highest point of the lower limit rod 16, so that the upper limit rod 15 and the lower limit rod 16 respectively limit the upper end and the lower end of the movable beam 9; further, the upper clamp seat 11 and the lower clamp seat 12 are aligned up and down, and the material to be tested is clamped and kept vertical through the matching use of the upper clamp seat 11 and the lower clamp seat 12; furthermore, the width of the upper limiting rod 15 and the width of the lower limiting rod 16 are larger than that of the right support 3, so that the upper limiting rod 15 and the lower limiting rod 16 can be attached to the movable cross beam 9, and a limiting effect is achieved; further, the pointer 18 is of an L-shaped structure, the width of the pointer 18 is larger than the distance from the movable beam 9 to the outer side of the left support 2, the distance from the left end of the pointer 18 to the left end of the left support 2 is smaller than the distance from the right end of the scale 17 to the left end of the left support 2, and the pointer 18 is arranged to ensure that the numerical value on the scale 17 can be read conveniently.

The working principle is as follows: firstly, according to the characteristics of the material, the nut on the outer side of the lower limit rod 16 is loosened, the lower limit rod 16 is fixed at a proper position, according to the position of the pointer 18 pointing to the scale 17, the initial position of the movable beam 9 is obtained, then the computer end is provided with moving height data, the material to be stretched is clamped on the upper clamp seat 11 and the lower clamp seat 12 respectively, the motor 7 is started through the control panel 19, the motor 7 drives the chain wheel 5 to rotate, the chain wheel 5 drives the chain 6 on the outer side to rotate, the screw rod 4 and the other screw rod 4 synchronously rotate, the transmission nut 8 drives the movable beam 9 to move downwards so as to stretch the experimental material, tensile data is obtained in an external computer, when a compression test is needed, the test material is placed on a workbench 1, the motor 7 is started through the control panel 19, the moving beam 9 and the pressure plate 13 are downward, and materials are compressed, so that compressed data can be obtained.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides a universal testing machine that operates steadily, includes workstation (1), its characterized in that: the upper end of the workbench (1) is sequentially provided with a left support (2) and a right support (3) from left to right, the left support (2) and the right support (3) are rotationally connected with a lead screw (4), the lower end of the lead screw (4) extends into the workbench (1) and is fixedly connected with a chain wheel (5), a chain (6) is arranged between the chain wheel (5) and another chain wheel (5), the lower end of the chain wheel (5) is fixedly connected with a motor (7), the outer side of the lead screw (4) is in threaded connection with a transmission nut (8), a movable cross beam (9) is arranged between the transmission nut (8) and another transmission nut (8), an upper cross beam (10) is arranged between the left support (2) and the right support (3), the lower end of the upper cross beam (10) is fixedly connected with an upper clamp seat (11), and lower clamp seats (12) and pressure plates (13) are sequentially arranged at, the utility model discloses a portable computer support, including right side support (3), sliding tray (14) have been seted up on right side support (3), from last down sliding connection has last spacing pole (15) and lower spacing pole (16) in proper order in sliding tray (14), left side support (2) front end fixedly connected with scale (17), travelling beam (9) front end fixedly connected with pointer (18), workstation (1) front end fixedly connected with control panel (19).

2. The universal testing machine which runs smoothly according to claim 1, wherein: the left support (2) and the right support (3) are of the same specification, the inner sides of the left support (2) and the right support (3) are of open structures, and the inner side opening widths of the left support (2) and the right support (3) are larger than the width of the movable cross beam (9).

3. The universal testing machine which runs smoothly according to claim 1, wherein: the highest point of the movable cross beam (9) is lower than the lowest point of the upper limiting rod (15), and the lowest point of the movable cross beam (9) is higher than the highest point of the lower limiting rod (16).

4. The universal testing machine which runs smoothly according to claim 1, wherein: the upper clamp seat (11) and the lower clamp seat (12) are aligned up and down.

5. The universal testing machine which runs smoothly according to claim 1, wherein: the width of the upper limiting rod (15) and the width of the lower limiting rod (16) are larger than that of the right support (3).

6. The universal testing machine which runs smoothly according to claim 1, wherein: the pointer (18) is of an L-shaped structure, the width of the pointer (18) is larger than the distance from the movable beam (9) to the outer side of the left support (2), and the distance from the left end of the pointer (18) to the left end of the left support (2) is smaller than the distance from the right end of the scale (17) to the left end of the left support (2).