CN216847302U - Plastic impact testing machine convenient to clamp - Google Patents

Abstract

The utility model relates to the technical field of plastic impact testing machines, in particular to a plastic impact testing machine convenient to clamp, and solves the problems that in the prior art, a plastic impact testing machine cannot be adjusted aiming at a fixed clamp, so that a pendulum bob is inconvenient to directly act on a proper position on the surface of a plate when in use, and further certain errors exist in testing operation and detection is not facilitated. The utility model provides a plastics impact tester convenient to centre gripping, includes base, pole setting and pendulum, the surface of base is provided with clamping device, clamping device includes the connecting block, the surface and the base sliding connection of connecting block, the lateral wall of base rotates to insert and is equipped with the third screw rod. According to the utility model, the clamping device is arranged, so that the plate to be detected can be conveniently fixed under the pendulum bob, the stress is more stable, the position and the height of the fixing rod can be adjusted, the test data is more accurate, the plastic plates with different sizes can be conveniently fixed, and the usability of the plastic plates is enhanced.

Description

An easy-to-grip plastic impact testing machine

technical field

The utility model relates to the technical field of plastic impact testing machines, in particular to a plastic impact testing machine that is convenient for clamping.

Background technique

The plastic impact tester is used to measure the impact toughness of non-metallic materials such as rigid plastic sheets, pipes, special-shaped materials, reinforced nylon, glass fiber reinforced plastic, ceramics, cast stone electrical insulating materials, etc. Convenient, accurate and beautiful in appearance, it is an ideal test equipment for chemical industry, scientific research units, colleges and universities and quality inspection departments.

The traditional plastic impact testing machine generally directly fixes the plastic sheet on the base, but it cannot be adjusted for the fixing fixture, so that it is inconvenient for the pendulum to directly act on the appropriate position on the surface of the sheet when in use, thus making the test operation to some extent. error is not conducive to detection.

Utility model content

The purpose of the utility model is to provide a plastic impact testing machine that is easy to clamp, which solves the problem that the plastic impact testing machine in the prior art cannot be adjusted for the fixed fixture, so that it is inconvenient for the pendulum to directly act on the surface of the plate when in use. Appropriate position, and then there is a certain error in the test operation, which is not conducive to the problem of detection.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A plastic impact testing machine that is easy to clamp, includes a base, a vertical rod and a pendulum, the vertical rod is fixedly installed on the surface of the base, the pendulum is rotatably installed on the side wall of the vertical rod, and the surface of the base is provided with A clamping device, the clamping device includes a connecting block, the surface of the connecting block is slidably connected to the base, a third screw rod is rotatably inserted into the side wall of the base, and the surface thread of the third screw rod penetrates the connecting block, The top of the connecting block is provided with a fixed rod, the top of the fixed rod is slidably connected with two moving blocks, the side wall of the fixed rod is rotatably inserted with a second screw rod, and the second screw rod takes its own midpoint as the center point. The dividing line is provided with two opposite threads, and the surface threads of the second screw penetrate through the two moving blocks.

Preferably, two first screws are slidably inserted at the bottom of the fixed rod, and two rotating sleeves are rotatably connected to the bottom of the fixed rod, and the two rotating sleeves are respectively sleeved on the surfaces of the two first screws, and the two The surfaces of the first screw rods are respectively connected with the two rotating sleeves.

Preferably, two insert blocks are fixedly installed on the bottom of the fixing rod, and the surfaces of the two insert blocks are slidably inserted on the surface of the connecting block.

Preferably, sliders are fixedly installed on the bottom ends of the two first screws, and the surfaces of the two sliders are both slidably connected to the base.

Preferably, the surface of the base is provided with an auxiliary device, the auxiliary device includes a rotating rod, the surface of the rotating rod is rotatably connected to the base, the surface of the rotating rod is rotatably connected with a rotating block, and the surface of the rotating block is rotatably connected. A sliding rod runs through the sliding rod, and a clamping sleeve is fixedly installed on the surface of the rotating rod. The size of the ferrule matches the size of the sliding rod.

Preferably, the rotating rod has an "L"-shaped structure, and the surface of the base is provided with a groove matching the size of the rotating rod.

The utility model at least has the following beneficial effects:

In use, the plate to be tested is placed between two moving blocks, and then the second screw is rotated. When the second screw rotates, it will drive the two moving blocks to move relative to each other, and then use the two moving blocks to squeeze and fix the plate to be inspected. Then adjust the position according to the position and size of the plate to be detected, so that the pendulum acts on the plate. When adjusting, the third screw is directly rotated. When the third screw rotates, it will drive the connecting block to move, and the connecting block will drive the plug and the plug. The fixed rod at the top of the block moves, so as to adjust the position of the plastic sheet to be tested, so that the pendulum can better act on the sheet. For the height adjustment of the fixed rod, directly rotate the rotating sleeve, and when the rotating sleeve rotates, the first The screw rotates, so that the length of the first screw sticking out of the fixed rod is different, so as to achieve the purpose of adjusting the height of the fixed rod. At this time, the two insertion rods can limit the inclination of the fixed rod. The function of the slider is to drive the The first screw rod moves with the movement of the fixed rod, so that the first screw rod is not allowed to directly bear against the base, resulting in the phenomenon of difficulty in moving.

The utility model also has the following beneficial effects:

In use, the pendulum swing is used for testing. The pendulum swings reciprocatingly due to the influence of inertia. Traditionally, it is quickly stabilized manually by hand, but it is easy to hit the hand when the hand is directly extended to the pendulum. Take the sliding rod out of the ferrule, then rotate the entire rotating rod to make the rotating rod rotate out of the groove on the surface of the base, then manually push the sliding rod, use the sliding rod to extend to the pendulum, and use the sliding rod to swing against the pendulum. The pendulum is blocked by the hammer to avoid the hidden danger of the whole staff caused by direct blocking by hand. By setting the auxiliary device, it is convenient to limit the pendulum, so that it can be quickly stabilized.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the description of the embodiments. Obviously, the drawings in the following description are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural schematic diagram of the utility model fixing rod;

3 is a schematic structural diagram of the clamping device of the present invention;

FIG. 4 is a schematic structural diagram of the auxiliary device of the present invention.

In the figure: 1. Base; 2. Upright rod; 3. Clamping device; 31. Slider; 32. Sleeve; 33. First screw; 34. Fixed rod; 35. Second screw; 36. Moving block; 37, insert block; 38, connecting block; 39, third screw; 4, auxiliary device; 41, ferrule; 42, rotating rod; 43, rotating block; 44, sliding rod; 5, pendulum.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clearly understood, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not intended to limit the present invention.

Referring to Figures 1-4, a plastic impact testing machine for easy clamping includes a base 1, a vertical rod 2 and a pendulum 5. The vertical rod 2 is fixedly installed on the surface of the base 1, and the pendulum 5 is rotatably installed on the side of the vertical rod 2. Wall, the surface of the base 1 is provided with a clamping device 3, the clamping device 3 includes a connecting block 38, the surface of the connecting block 38 is slidably connected with the base 1, and the side wall of the base 1 is rotated and inserted with a third screw 39, the third screw The surface thread of 39 runs through the connecting block 38, the top of the connecting block 38 is provided with a fixed rod 34, the top of the fixed rod 34 is slidably connected with two moving blocks 36, and the side wall of the fixed rod 34 is rotatably inserted with a second screw 35. The second screw 35 is provided with two opposite threads with its midpoint as the dividing line, and the surface threads of the second screw 35 penetrate through the two moving blocks 36 .

This program has the following working process:

In use, the plate to be inspected is placed between the two moving blocks 36, and then the second screw 35 is rotated. When the second screw 35 rotates, the two moving blocks 36 will be driven to move relative to each other, and then the two moving blocks 36 will be used for the plate to be inspected. Squeeze and fix, and then adjust the position according to the position and size of the plate to be detected, so that the pendulum 5 acts on the plate, and directly rotates the third screw 39 during adjustment. When the third screw 39 rotates, it will drive the connecting block 38 to move. , the connecting block 38 will drive the insert block 37 and the fixed rod 34 at the top of the insert block 37 to move, so as to adjust the position of the plastic plate to be detected, so that the pendulum 5 can better act on the plate, according to the height of the fixed rod 34 To adjust, directly rotate the rotating sleeve 32. When the rotating sleeve 32 rotates, the first screw rod 33 is rotated, so that the length of the first screw rod 33 extending from the fixed rod 34 is different, thereby achieving the purpose of adjusting the height of the fixed rod 34. At this time, the purpose of restricting the fixed rod 34 from tilting can be achieved. The function of the slider 31 is to drive the first screw rod 33 to follow the movement of the fixed rod 34 to move, so as not to let the first screw rod 33 directly bear against the base 1 and cause movement difficult phenomenon.

According to the above working process, it can be known that:

By setting the clamping device 3, it is convenient to fix the plate to be tested directly under the pendulum 5, so that the force is more stable, and the position and height of the fixing rod 34 can be adjusted, thereby making the test data more accurate and convenient for different The size of the plastic sheet is fixed to enhance its usability.

Further, two first screws 33 are slidably inserted at the bottom of the fixed rod 34, and two rotating sleeves 32 are rotatably connected to the bottom of the fixed rod 34, and the two rotating sleeves 32 are respectively sleeved on the surfaces of the two first screws 33, The surfaces of the two first screws 33 are respectively screwed with the two rotating sleeves 32 .

Further, two insert blocks 37 are fixedly installed on the bottom of the fixing rod 34 , and the surfaces of the two insert blocks 37 are both slidably inserted on the surface of the connection block 38 .

Further, sliding blocks 31 are fixedly installed on the bottom ends of the two first screws 33 , and the surfaces of the two sliding blocks 31 are both slidably connected with the base 1 .

Further, the surface of the base 1 is provided with an auxiliary device 4, the auxiliary device 4 includes a rotating rod 42, the surface of the rotating rod 42 is rotatably connected with the base 1, the surface of the rotating rod 42 is rotatably connected with a rotating block 43, and the surface of the rotating block 43 slides A sliding rod 44 is penetrated therethrough, and a ferrule 41 is fixedly installed on the surface of the rotating rod 42 . The size of the ferrule 41 matches the size of the sliding rod 44 .

Further, the rotating rod 42 has an "L"-shaped structure, and the surface of the base 1 is provided with a groove matching the size of the rotating rod 42 .

To sum up, in use, the plate to be detected is placed between the two moving blocks 36, and then the second screw 35 is rotated. When the second screw 35 is rotated, it will drive the two moving blocks 36 to move relative to each other, and then use the two moving blocks 36. Press and fix the plate to be inspected, and then adjust the position according to the position and size of the plate to be inspected, so that the pendulum 5 acts on the plate. When adjusting, the third screw 39 is directly rotated. When the third screw 39 rotates, it will drive the connecting block. 38 moves, the connecting block 38 will drive the insert block 37 and the fixing rod 34 at the top of the insert block 37 to move, and then adjust the position of the plastic sheet to be detected, so that the pendulum 5 can better act on the sheet. To adjust the height of 34, directly rotate the rotating sleeve 32. When the rotating sleeve 32 rotates, the first screw 33 is rotated, so that the length of the first screw 33 extending from the fixed rod 34 is different, thereby achieving the purpose of adjusting the height of the fixed rod 34. At this time, the two insertion rods can limit the inclination of the fixed rod 34. The function of the slider 31 is to drive the first screw rod 33 to move with the movement of the fixed rod 34, so as to prevent the first screw rod 33 from directly bearing the base 1. , which leads to the phenomenon of difficulty in moving. By setting the clamping device 3, it is convenient to fix the plate to be tested directly under the pendulum 5, so that the force is more stable, and the position and height of the fixing rod 34 can be adjusted, so as to make the test The data is more accurate, it is convenient to fix plastic sheets of different sizes, and its usability is enhanced. In use, the pendulum 5 is used for testing. The pendulum 5 will swing back and forth under the influence of inertia during the swing. Traditionally, it is directly manual. It is quickly stabilized, but it is easy to hit the hand when the hand is directly extended to the pendulum 5. At this time, the sliding rod 44 is taken out from the ferrule 41, and then the whole rotating rod 42 is rotated to make the rotating rod 42 from the base 1. Rotate out of the groove on the surface, then manually push the sliding rod 44, use the sliding rod 44 to extend to the pendulum 5, and use the sliding rod 44 to block the pendulum 5, so as to avoid the hidden danger of the whole staff caused by direct blocking by hand. The auxiliary device 4 is provided to facilitate the limitation of the pendulum 5 so that it can be quickly stabilized.

The basic principles, main features and advantages of the present invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and descriptions describe only the principles of the present invention. There are various changes and improvements that fall within the scope of the claimed invention. The scope of protection claimed by the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. A plastic impact testing machine convenient for clamping comprises a base (1), a vertical rod (2) and a pendulum bob (5), wherein the vertical rod (2) is fixedly installed on the surface of the base (1), the pendulum bob (5) is rotatably installed on the side wall of the vertical rod (2), and the plastic impact testing machine is characterized in that a clamping device (3) is arranged on the surface of the base (1), the clamping device (3) comprises a connecting block (38), the surface of the connecting block (38) is in sliding connection with the base (1), a third screw rod (39) is inserted into the side wall of the base (1) in a rotating manner, a surface thread of the third screw rod (39) penetrates through the connecting block (38), a fixing rod (34) is arranged at the top of the connecting block (38), the top of the fixing rod (34) is in sliding connection with two moving blocks (36), a second screw rod (35) is inserted into the side wall of the fixing rod (34) in a rotating manner, the second screw (35) is provided with two sections of opposite threads by taking the middle point of the second screw as a boundary, and the surface threads of the second screw (35) penetrate through the two moving blocks (36).

2. The plastic impact tester convenient for clamping as claimed in claim 1, wherein two first screws (33) are slidably inserted into the bottom of the fixed rod (34), two rotating sleeves (32) are rotatably connected to the bottom of the fixed rod (34), the two rotating sleeves (32) are respectively sleeved on the surfaces of the two first screws (33), and the surfaces of the two first screws (33) are respectively in threaded connection with the two rotating sleeves (32).

3. The plastic impact tester facilitating clamping as claimed in claim 1, wherein two insertion blocks (37) are fixedly installed at the bottom of the fixing rod (34), and the surfaces of the two insertion blocks (37) are slidably inserted on the surface of the connecting block (38).

4. The plastic impact testing machine convenient to clamp as claimed in claim 2, wherein the bottom ends of the two first screws (33) are fixedly provided with sliding blocks (31), and the surfaces of the two sliding blocks (31) are slidably connected with the base (1).

5. The plastic impact testing machine convenient for clamping as claimed in claim 1, characterized in that an auxiliary device (4) is arranged on the surface of the base (1), the auxiliary device (4) comprises a rotating rod (42), the surface of the rotating rod (42) is rotatably connected with the base (1), a rotating block (43) is rotatably connected on the surface of the rotating rod (42), a sliding rod (44) penetrates through the surface of the rotating block (43) in a sliding manner, a clamping sleeve (41) is fixedly mounted on the surface of the rotating rod (42), and the size of the clamping sleeve (41) is matched with that of the sliding rod (44).

6. The plastic impact testing machine convenient to clamp as claimed in claim 5, characterized in that the rotating rod (42) is of an L-shaped structure, and a groove matched with the rotating rod (42) in size is formed on the surface of the base (1).

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