CN218003118U

CN218003118U - Clamping and stabilizing device of hydraulic tension testing machine

Info

Publication number: CN218003118U
Application number: CN202221973243.XU
Authority: CN
Inventors: 白礼; 殷俊青; 付金芝
Original assignee: Baoding Shixin Hydraulic Equipment Manufacturing Co ltd
Current assignee: Baoding Shixin Hydraulic Equipment Manufacturing Co ltd
Priority date: 2022-07-28
Filing date: 2022-07-28
Publication date: 2022-12-09
Anticipated expiration: 2032-07-28

Abstract

The utility model relates to a hydraulic tension testing machine technical field, hydraulic tension testing machine's centre gripping securing device is proposed, it is convenient for fix the test article, it is difficult for ageing, danger is lower, long service life, including the chassis, the top of chassis is connected with the mount, sliding connection arm-tie on the mount, all be connected with fixed box on chassis and the arm-tie, equal sliding connection has the slider in two fixed boxes, all be connected with a plurality of slide bars on two sliders, equal sliding connection has the clamping frame on every two adjacent slide bars, all be connected with two springs in two fixed boxes, install power unit on the fixed box, install tension mechanism on the mount, power unit includes two backup pads, two backup pads are all connected on fixed box, it is connected with the eccentric wheel to rotate between two backup pads, the front end of eccentric wheel is connected with the rotating gear, install first motor on the fixed box, the output fixedly connected with power gear of first motor.

Description

Clamping and stabilizing device of hydraulic tension testing machine

Technical Field

The utility model relates to a hydraulic pressure tensile testing machine technical field, concretely relates to hydraulic pressure tensile testing machine's centre gripping securing device.

Background

As is well known, a tensile testing machine, also called a material tensile testing machine and a universal tensile strength testing machine, is a new generation of mechanical testing equipment integrating computer control, automatic measurement, data acquisition, screen display and test result processing, and is widely applied to other industries such as measurement quality inspection, rubber plastics, metallurgical steel, mechanical manufacturing, electronic and electric appliances, automobile production, electric wires and cables, packaging materials, food, petrochemical industry and the like.

Through the retrieval, chinese patent application number CN 202021464520.5's utility model patent discloses a clamping device of tensile testing machine, through the cooperation of hydraulic stem, tensile rope, arm-tie and single arm-tie, the effectual steadiness that has promoted its centre gripping, but the tensile rope leads to the fact ageing easily after long-time use, if the tensile rope bursts apart when using, injures operating personnel easily, and dangerous higher, life is shorter.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a hydraulic tension testing machine's centre gripping securing device to the prior art pulling force rope that proposes in solving the background art causes ageing easily after long-time use, if the pulling force rope bursts apart when using, injures operating personnel easily, and is dangerous higher, the shorter problem of life.

(II) technical scheme

In order to achieve the above purpose, the utility model provides a following technical scheme: hydraulic tension testing machine's centre gripping securing device, including the chassis, the top fixedly connected with mount of chassis, sliding connection arm-tie on the mount, the fixed box of equal fixedly connected with on chassis and the arm-tie, two equal sliding connection has the slider in the fixed box, two a plurality of slide bars of equal fixedly connected with on the slider, equal sliding connection has the tight frame of clamp on every two adjacent slide bars, two equal fixedly connected with two springs in the fixed box, two the slider is fixed connection respectively on every two adjacent springs, install power unit on the fixed box, install tension mechanism on the mount.

Preferably, the power mechanism comprises two supporting plates, the two supporting plates are fixedly connected to a fixing box, an eccentric wheel is rotatably connected between the two supporting plates, the front end of the eccentric wheel penetrates through the supporting plates and is fixedly connected with a rotating gear, a first motor is mounted on the fixing box, and the output end of the first motor is fixedly connected with a power gear and is meshed with the rotating gear.

Furthermore, the stretching mechanism comprises two lifting screws, the two lifting screws are rotatably connected in the fixing frame, the top ends of the two lifting screws are fixedly connected with driving wheels, a driving belt is connected between the two driving wheels in a transmission manner, the top end of the fixing frame is provided with a second motor, the output end of the second motor is fixedly connected with one driving wheel close to the right end, and the pulling plate is provided with two screw holes and is respectively in threaded connection with the two lifting screws.

Furthermore, two slide rails are fixedly connected in the fixed box, two slide grooves are formed in the slide block, and the two slide rails are respectively connected in the two slide grooves in a sliding manner.

As a further scheme of the scheme, two of the clamping frames are provided with chutes and are connected to every two adjacent sliding rods in a sliding manner.

As a further scheme of the scheme, a mounting frame is fixedly connected to the fixing box, and the first motor is mounted on the mounting frame.

On the basis of the scheme, the two fixing boxes are fixedly connected with supporting frames.

On the basis of the scheme, the bottom end of the bottom frame is fixedly connected with a plurality of supporting legs.

(III) advantageous effects

Compared with the prior art, the utility model provides a hydraulic pressure tensile testing machine's centre gripping securing device possesses following beneficial effect:

the utility model discloses in, power unit through installation on the fixed box pushes down the slider, thereby the tight frame of clamp that drives sliding connection on the slide bar expands, thereby press from both sides the test article tightly between tight frame of clamp and fixed box, the straining device through the top installation of mount drives the arm-tie and goes up and down, thereby carry out tensile test to the test article, retrieve through power unit after the experiment, and kick-back the slider through fixed connection's in the fixed box spring, therefore, this hydraulic tension test machine's centre gripping securing device is convenient for fix the test article, be difficult for ageing, danger is lower, service life is longer.

Drawings

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

fig. 2 is a schematic perspective view of another angle of the present invention;

fig. 3 is a schematic view of a three-dimensional structure of the fixing box, the first motor, the mounting bracket, and the like of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the eccentric wheel, the rotating gear, the slider and the like of the present invention.

In the figure: 1. a chassis; 2. a fixed mount; 3. pulling a plate; 4. a fixing box; 5. a slider; 6. a slide bar; 7. a clamping frame; 8. a spring; 9. a support plate; 10. an eccentric wheel; 11. a rotating gear; 12. a first motor; 13. a power gear; 14. a lifting screw; 15. a driving wheel; 16. a transmission belt; 17. a second motor; 18. a slide rail; 19. a mounting frame; 20. a support frame; 21. and (5) supporting legs.

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 efforts all belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, a clamping and stabilizing device of a hydraulic tensile testing machine comprises a chassis 1, a plurality of supporting legs 21 are fixedly connected to the bottom end of the chassis 1 so as to increase the stability of the chassis 1 during operation, a fixed frame 2 is fixedly connected to the top end of the chassis 1, a pulling plate 3 is slidably connected to the fixed frame 2, fixed boxes 4 are fixedly connected to both the chassis 1 and the pulling plate 3, a supporting frame 20 is fixedly connected to both the fixed boxes 4 so as to increase the stability of the fixed boxes during operation, a mounting frame 19 is fixedly connected to the fixed boxes 4, a first motor 12 is mounted on the mounting frame 19 so as to increase the stability of the first motor 12 during operation, two sliding rails 18 are fixedly connected to the fixed boxes 4, two sliding grooves are formed in the sliding blocks 5, two sliding rails 18 are respectively slidably connected to the two sliding grooves so as to increase the stability of the sliding blocks 5 during sliding, sliding blocks 5 are slidably connected to both the fixed boxes 4, a plurality of sliding bars 6 are fixedly connected to both the two sliding blocks 5, a clamping frame 7 is slidably connected to both of the two adjacent sliding blocks 7, two supporting plates 6 are slidably connected to the fixed boxes 4, a power mechanism 10 is connected to the fixed box 4, a supporting plate 9, two supporting plate supporting mechanism mechanisms 9 are respectively connected to drive the fixed boxes 9, two supporting mechanism mechanisms 9, two supporting plates 9, a fixed to drive the fixed boxes 9, a fixed gear mechanism 9 is connected to drive the fixed box, two supporting plate 9, a gear mechanism 9, a rotating mechanism is connected to drive the supporting plate 9, two supporting mechanism 9, a rotating mechanism is connected to drive the fixed box, two supporting plate 9, a rotating mechanism is connected to drive the supporting plate 9, a rotating mechanism 9, two supporting plate 9, so as to drive slider 5 and go up and down, install tension mechanism on the mount 2, tension mechanism includes two lifting screw 14, two lifting screw 14 all rotate to be connected in mount 2, the equal fixedly connected with drive wheel 15 in top of two lifting screw 14, the transmission is connected with drive belt 16 between two drive wheels 15, second motor 17 is installed on the top of mount 2, second motor 17's output and the 15 fixed connection of a drive wheel near the right-hand member, two screws have been seted up on the arm-tie 3 and respectively with two lifting screw 14 threaded connection, so that stretch the test article.

It should be further noted that, in this embodiment, the first motor 12 and the second motor 17 are conventional devices purchased from the market and known to those skilled in the art, and the models can be selected or customized according to actual needs, in this patent, we only use them, and do not improve their structures and functions, and their setting, installation, and electrical connection modes are used, for those skilled in the art, it is only necessary to debug them according to the requirements of their usage specifications, and they are not described herein again, and the first motor 12 and the second motor 17 are both provided with control switches matching them, and the installation positions of the control switches are selected according to actual usage requirements, so that the operation and control of the operators are facilitated.

To sum up, when the clamping and stabilizing device of the hydraulic tension testing machine is used, firstly, the clamping and stabilizing device of the hydraulic tension testing machine is placed at a place where the clamping and stabilizing device needs to be used, the first motor 12 and the second motor 17 are connected with a forward and reverse circuit according to the specification, then the first motor 12 and the second motor 17 are started, the first motor 12 installed on the installation frame 19 drives the power gear 13 to be meshed with the rotating gear 11, and further drives the eccentric wheel 10 which is rotatably connected on the supporting plate 9 to rotate, so that the larger side of the eccentric wheel 10 is contacted with the sliding block 5, and the sliding block 5 is pressed downwards, so that the clamping frame 7 which is slidably connected on the sliding rod 6 is driven to approach the inner wall of the fixed box 4, a test article is clamped between the clamping frame 7 and the inner wall of the fixed box 4, the second motor 17 installed at the top end of the fixed frame 2 drives the two driving wheels 15 to rotate, and further drives the two lifting screws 14 to rotate, and further drives the pulling plate 3 to lift, and further perform tension test on the test article.

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. Hydraulic tension test machine's centre gripping securing device, including chassis (1), its characterized in that, the top fixedly connected with mount (2) of chassis (1), sliding connection arm-tie (3) on mount (2), equal fixedly connected with fixes box (4), two on chassis (1) and arm-tie (3) equal sliding connection has slider (5), two in the fixed box (4) equal sliding connection has a plurality of slide bars of fixedly connected with (6) on slider (5), equal sliding connection has clamping frame (7) on every two adjacent slide bars (6), two equal fixedly connected with two springs (8) in fixed box (4), two slider (5) difference fixed connection is on every two adjacent springs (8), install power unit on fixed box (4), install tension mechanism on mount (2).

2. The clamping and stabilizing device of the hydraulic tension testing machine according to claim 1, wherein the power mechanism comprises two supporting plates (9), the two supporting plates (9) are both fixedly connected to a fixing box (4), an eccentric wheel (10) is rotatably connected between the two supporting plates (9), the front end of the eccentric wheel (10) penetrates through the supporting plates (9) and is fixedly connected with a rotating gear (11), a first motor (12) is installed on the fixing box (4), and the output end of the first motor (12) is fixedly connected with a power gear (13) and is meshed with the rotating gear (11).

3. The clamping and stabilizing device of the hydraulic tensile testing machine according to claim 2, wherein the stretching mechanism comprises two lifting screws (14), the two lifting screws (14) are rotatably connected in the fixed frame (2), the top ends of the two lifting screws (14) are fixedly connected with driving wheels (15), a driving belt (16) is in transmission connection between the two driving wheels (15), a second motor (17) is installed at the top end of the fixed frame (2), the output end of the second motor (17) is fixedly connected with one driving wheel (15) close to the right end, and the pulling plate (3) is provided with two screw holes and is in threaded connection with the two lifting screws (14) respectively.

4. The clamping and stabilizing device of the hydraulic tension testing machine according to claim 3, wherein two slide rails (18) are fixedly connected in the fixing box (4), two slide grooves are formed in the slide block (5), and the two slide rails (18) are respectively connected in the two slide grooves in a sliding manner.

5. The clamping and stabilizing device of the hydraulic tension tester according to claim 4, wherein two of the clamping frames (7) are provided with inclined slots and are slidably connected to two adjacent sliding rods (6).

6. The clamping and stabilizing device for the hydraulic tension tester according to claim 5, characterized in that a mounting frame (19) is fixedly connected to the fixing box (4), and the first motor (12) is mounted on the mounting frame (19).

7. The clamping and stabilizing device of the hydraulic tensile testing machine according to claim 6, wherein a support frame (20) is fixedly connected to each of the two fixing boxes (4).

8. The clamping and stabilizing device for the hydraulic tensile testing machine according to claim 7, characterized in that a plurality of supporting legs (21) are fixedly connected to the bottom end of the base frame (1).