CN219455744U

CN219455744U - Modified plastic performance test bench

Info

Publication number: CN219455744U
Application number: CN202320432292.0U
Authority: CN
Inventors: 石景山; 黄贤明; 郭宇
Original assignee: Anhui Jinke Aopute Polymer Materials Co ltd
Current assignee: Anhui Jinke Aopute Polymer Materials Co ltd
Priority date: 2023-03-09
Filing date: 2023-03-09
Publication date: 2023-08-01
Anticipated expiration: 2033-03-09

Abstract

The utility model discloses a modified plastic performance test bench, which relates to the technical field of modified plastic testing and comprises a workbench, wherein a test frame is fixedly arranged on the upper surface of the workbench, a lower side clamping assembly is arranged above the workbench, a stand column is arranged above the workbench, a mounting groove is formed in the stand column, a screw is rotationally arranged in the mounting groove, a moving block is connected onto the screw in a threaded manner, and an upper side clamping assembly is arranged on the front side of the moving block. The utility model provides a modified plastics capability test bench utilizes downside dress to press from both sides mechanism and upside dress to press from both sides mechanism and realizes the clamping of the modified plastics that treats the test, and clamping and dismantlement process are all comparatively rapid, utilizes screw rod, movable block and driving motor to realize the longitudinal movement of upside dress to press from both sides mechanism to realize the tensile to modified plastics, detect the stretch-proofing performance of modified plastics with this, be provided with anti-skidding tooth simultaneously, can avoid the problem that modified plastics slipped appears in the test process.

Description

Modified plastic performance test bench

Technical Field

The utility model relates to the technical field of modified plastic testing, in particular to a modified plastic performance test bed.

Background

The modified plastic is a plastic product which is processed and modified by filling, blending, reinforcing and other methods on the basis of general plastic and engineering plastic and has the properties of improving the flame retardance, the strength, the impact resistance, the toughness, the tensile strength and the like. The tensile strength generally refers to the tensile strength, is the maximum bearing capacity of an object under the static stretching condition, and before the produced modified plastic leaves the factory, the tensile resistance of the produced modified plastic needs to be detected, so that the modified plastic meeting the requirement of a certain tensile strength can be qualified for leaving the factory.

The current common tensile test instrument adopts a clamp to clamp a sample, and static friction force is generated by patterns on the clamping surface of the clamp and the pressing force of the clamp on the sample, so that the sample cannot relatively move with the clamp in the tensile process. The clamp has wider applicability, but for thicker samples, because the thicker samples need larger stretching force in the stretching test, in order to ensure that the samples do not move relatively in the stretching process, the clamp is required to apply larger pressing force to the samples to ensure enough static friction force, and the application of larger pressing force to the samples can bring great inconvenience to the installation and the disassembly of the samples to be tested. The present device was invented by studying the above problems.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a modified plastic performance test bench to solve the problems that the conventional clamp in the background art needs to apply a large pressing force to a sample to ensure enough static friction force when clamping the thick sample, and the application of the large pressing force to the sample brings great inconvenience to the installation and the disassembly of the sample to be tested.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a modified plastics capability test bench, includes the workstation, fixed surface installs the test frame on the workstation, the workstation top is provided with downside dress and presss from both sides the subassembly, the workstation top is provided with the stand to stand fixed mounting is between workstation and test frame, the mounting groove has been seted up on the stand, the screw rod is installed to the mounting groove internal rotation, threaded connection has the movable block on the screw rod, the movable block front side is provided with upside dress and presss from both sides the subassembly, workstation below fixed mounting has the motor frame, fixed mounting has driving motor in the motor frame to driving motor output and screw rod fixed connection.

Optionally, the width of the mounting groove is equal to the width of the moving block.

Optionally, the structure of downside dress clamp assembly and upside dress clamp assembly is the same, all includes fixed frame, rotates on the fixed frame and installs the double-rotation to the threaded rod, the equal threaded connection in double-rotation to threaded rod both ends has the clamping board, double-rotation is to threaded rod one end fixed mounting has the hand wheel.

Optionally, the two fixing frames are arranged opposite to each other.

Optionally, the clamping board internal wall is provided with a plurality of anti-skidding tooth in an organic whole.

Optionally, a reinforcing sheet is fixedly installed between the moving block and the upper side fixed frame.

Optionally, a first arc guard plate is fixedly installed between the workbench and the test frame, and the opening of the first arc guard plate faces to the front side.

Optionally, an arc chute is formed in the first arc-shaped guard plate, and a second arc-shaped guard plate is connected in a sliding manner in the arc chute.

Optionally, a baffle is integrally arranged at one end of the second arc-shaped guard plate.

Optionally, movable wheels are fixedly arranged at four corners of the bottom end of the workbench.

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

1. according to the modified plastic performance test bench, the lower side clamping mechanism and the upper side clamping mechanism are used for clamping the modified plastic to be tested in different sizes, clamping and disassembling processes are rapid, compared with a traditional clamp, the modified plastic performance test bench is more convenient to operate, and the screw, the moving block and the driving motor are used for realizing longitudinal movement of the upper side clamping mechanism, so that the modified plastic is stretched, the tensile resistance of the modified plastic is detected, the structural design is reasonable, and anti-slip teeth are arranged at the same time, so that the problem of slipping of the modified plastic in the test process can be avoided;

2. this modified plastics capability test bench is provided with first arc backplate, second arc backplate to set up the arc spout in first arc backplate is inside, set up the baffle in second arc backplate one end, pulling second arc backplate before carrying out tensile test, make and form the protection region between first arc backplate and the second arc backplate, so that realize the protection to tensile experiment, simple structure, convenient to use.

Drawings

For a clearer description of embodiments of the present application or of the solutions in the prior art, the drawings that are needed in the embodiments will be briefly described, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and that other drawings can be obtained according to these drawings by a person having ordinary skill in the art.

FIG. 1 is a schematic view of the overall structure of a second arcuate guard plate provided by a modified plastic performance test stand without closing;

FIG. 2 is a schematic view of the overall structure of a second arcuate guard plate provided by the modified plastic performance test stand when closed;

FIG. 3 is a front view of the structure provided by the modified plastic performance test stand with the second arcuate guard removed;

FIG. 4 is a schematic view of a second arcuate guard plate provided by a modified plastic performance test stand;

FIG. 5 is a schematic view of the structure of the lower clamping assembly provided by the modified plastic performance test stand.

Reference numerals illustrate:

1. a work table; 2. a test frame; 3. a lower clamping component; 4. a column; 5. a mounting groove; 6. a screw; 7. a moving block; 8. the upper side is provided with a clamping component; 9. a motor frame; 10. a driving motor; 11. a fixed frame; 12. a double-rotation-direction threaded rod; 13. clamping plates are arranged; 14. a hand wheel; 15. anti-slip teeth; 16. a reinforcing sheet; 17. a first arcuate guard; 18. an arc chute; 19. a second arc guard plate; 20. a baffle; 21. and (5) moving the wheel.

Detailed Description

Other advantages and advantages of the present utility model will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1 to 5, the modified plastic performance test stand of this embodiment is capable of stretching a modified plastic and testing its stretch resistance.

The modified plastic performance test bench comprises a workbench 1, wherein movable wheels 21 are fixedly arranged at four corners of the bottom end of the workbench 1, and the flexibility of the workbench 1 is improved.

Referring to fig. 1 and 3 specifically, a test frame 2 is fixedly installed on the upper surface of a workbench 1, the test frame 2 is in a n shape, a lower clamping assembly 3 is arranged above the workbench 1, a stand column 4 is arranged above the workbench 1, the stand column 4 is fixedly installed between the workbench 1 and the test frame 2, a mounting groove 5 is formed in the stand column 4, the mounting groove 5 is longitudinally arranged, a screw rod 6 is rotatably installed in the mounting groove 5, a moving block 7 is connected to the screw rod 6 in a threaded manner, the width of the mounting groove 5 is equal to the width of the moving block 7, and therefore limiting of the moving block 7 is achieved, the moving block 7 can longitudinally move along the mounting groove 5 in the rotating process of the screw rod 6, an upper clamping assembly 8 is arranged on the front side of the moving block 7, and the upper clamping assembly 8 and the lower clamping assembly 3 are arranged in the same vertical plane.

Referring specifically to fig. 5, the lower clamping assembly 3 and the upper clamping assembly 8 have the same structure and comprise fixed frames 11, the two fixed frames 11 on the upper side and the lower side are opposite to each other, a double-rotation-direction threaded rod 12 is rotatably mounted on the fixed frames 11, clamping plates 13 are connected to two ends of the double-rotation-direction threaded rod 12 in a threaded manner, the outer wall surfaces of the clamping plates 13 are attached to the inner wall surfaces of the fixed frames 11, and therefore limiting of the clamping plates 13 is achieved, a hand wheel 14 is fixedly mounted at one end of the double-rotation-direction threaded rod 12, and rotation of the double-rotation-direction threaded rod 12 can be achieved by rotating the hand wheel 14.

A motor frame 9 is fixedly arranged below the workbench 1, a driving motor 10 is fixedly arranged on the motor frame 9, the output end of the driving motor 10 is fixedly connected with the screw rod 6, the driving motor 10 is started in the use process, and the output end of the driving motor 10 drives the screw rod 6 to rotate.

The clamping plate 13 is provided with a plurality of anti-slip teeth 15 on the inner wall surface, and the anti-slip teeth 15 increase the friction force between the modified plastic and the clamping plate 13, so that the clamping strength of the clamping plate 13 for clamping the modified plastic is increased, the stability of the device is high when the device is used, and the problem of slipping of the modified plastic is not easy to occur.

A reinforcing piece 16 is fixedly installed between the moving block 7 and the upper fixed frame 11, and the reinforcing piece 16 enhances the connection strength between the moving block 7 and the upper fixed frame 11.

Referring to fig. 2 and fig. 4 specifically, a first arc guard plate 17 is fixedly installed between the workbench 1 and the test frame 2, an opening of the first arc guard plate 17 faces to the front side, an arc chute 18 is formed in the first arc guard plate 17, a second arc guard plate 19 is slidably connected in the arc chute 18, the second arc guard plate 19 is made of transparent materials, a baffle 20 is integrally arranged at one end of the second arc guard plate 19, the baffle 20 not only achieves protection of the second arc guard plate 19, but also facilitates operation staff to move the second arc guard plate 19 through the baffle 20.

After the operator installs the modified plastics that awaits measuring, the operator promotes second arc backplate 19, and second arc backplate 19 rotates along arc spout 18, when baffle 20 and the contact of first arc backplate 17 other end, has formed the protection region between first arc backplate 17 and the second arc backplate 19, and all set up in this protection region to the spare part that tests modified plastics to realized the protection effect, simple structure, convenient to use.

When the device is used, an operator rotates the hand wheel 14 at the lower side firstly, so that the two clamping plates 13 in the lower clamping assembly 3 move oppositely, the lower end of the modified plastic to be tested is placed between the two clamping plates 13 of the lower clamping assembly 3, then the hand wheel 14 is reversely rotated, so that the two clamping plates 13 on the lower clamping assembly 3 move oppositely, the lower end of the modified plastic is clamped, the upper clamping assembly 8 is repeatedly operated, the upper end of the modified plastic can be clamped, after the modified plastic is clamped, the operator closes the second arc-shaped guard plate 19, then the driving motor 10 is started, the driving motor 10 drives the screw rod 6 to rotate, and in the rotating process of the screw rod 6, the moving block 7 drives the upper clamping assembly 8 to move, so that the stretching operation of the modified plastic is realized, and the tensile strength of the modified plastic is tested.

Finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The modified plastic performance test bench comprises a workbench (1), wherein a test frame (2) is fixedly arranged on the upper surface of the workbench (1), and is characterized in that: the utility model discloses a workbench, including workstation (1), stand (4), mounting groove (5), screw rod (6) are installed in mounting groove (5) rotation, threaded connection has movable block (7) on screw rod (6), movable block (7) front side is provided with upside dress and presss from both sides subassembly (8), workstation (1) below fixed mounting has motor frame (9), fixed mounting has driving motor (10) on motor frame (9), and driving motor (10) output and screw rod (6) fixed connection.

2. The modified plastic property test stand of claim 1, wherein: the width of the mounting groove (5) is equal to the width of the moving block (7).

3. The modified plastic property test stand of claim 1, wherein: the structure of the lower side clamping assembly (3) is the same as that of the upper side clamping assembly (8), the clamping assembly comprises a fixed frame (11), a double-rotation-direction threaded rod (12) is rotatably arranged on the fixed frame (11), clamping plates (13) are connected with two ends of the double-rotation-direction threaded rod (12) in a threaded mode, and a hand wheel (14) is fixedly arranged at one end of the double-rotation-direction threaded rod (12).

4. A modified plastics property test stand according to claim 3, wherein: the two fixing frames (11) are arranged in opposite directions.

5. A modified plastics property test stand according to claim 3, wherein: the inner wall surface of the clamping plate (13) is integrally provided with a plurality of anti-slip teeth (15).

6. A modified plastics property test stand according to claim 3, wherein: a reinforcing sheet (16) is fixedly arranged between the moving block (7) and the upper side fixed frame (11).

7. The modified plastic property test stand of claim 1, wherein: a first arc guard plate (17) is fixedly arranged between the workbench (1) and the test frame (2), and an opening of the first arc guard plate (17) faces to the front side.

8. The modified plastic property test stand of claim 7, wherein: an arc chute (18) is formed in the first arc guard plate (17), and a second arc guard plate (19) is connected in a sliding manner in the arc chute (18).

9. The modified plastic property test stand of claim 8, wherein: one end of the second arc-shaped guard plate (19) is integrally provided with a baffle plate (20).

10. The modified plastic property test stand of claim 1, wherein: and movable wheels (21) are fixedly arranged at four corners of the bottom end of the workbench (1).