CN215492801U

CN215492801U - A tensile test equipment for testing coating tensile strength

Info

Publication number: CN215492801U
Application number: CN202121371406.2U
Authority: CN
Inventors: 洪晓明; 薛向峰; 储藏
Original assignee: Shanghai Yucai Packaging Material Co ltd
Current assignee: Shanghai Yucai Packaging Material Co ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2022-01-11
Anticipated expiration: 2031-06-18

Abstract

The utility model relates to a coating test equipment's field, concretely relates to tensile test equipment for testing coating tensile strength, including tensile test equipment body, the tensile test equipment body includes the base, base both ends fixedly connected with cylinder, base one end fixedly connected with crossbeam is kept away from to the cylinder, sliding connection has the lifter between two cylinders, the lifter is close to a plurality of first body of rod of base one side fixedly connected with, install tensile detection sensor on the first body of rod, tensile detection sensor electric connection has the computer, first body of rod below is provided with a plurality of second body of rod of fixing on the base, the terminal equal fixedly connected with diaphragm of the first body of rod and second body of rod, be provided with on the diaphragm and carry out the fixed subassembly that fixes the sample, be provided with the lifting unit that drives the lifter and reciprocate on the crossbeam. The application has the effect of improving the detection rate of the sample.

Description

A tensile test equipment for testing coating tensile strength

Technical Field

The application relates to the field of paint testing equipment, in particular to tension testing equipment for testing tensile strength of paint.

Background

Currently, in paint testing, it is often necessary to determine the tensile strength of a sample. The existing detection equipment can only detect one sample at a time, when the sample is detected, the sample needs to be loaded into the clamp, then after the detection is finished, the sample is taken down from the clamp, and then the next sample is loaded into the clamp for detection.

In view of the above-mentioned related art, the inventors consider that it is time-consuming and labor-consuming to test samples one by one.

SUMMERY OF THE UTILITY MODEL

In order to improve the sample detection rate, the application provides a tensile testing device for testing the tensile strength of a coating.

The application provides a tensile test equipment for testing coating tensile strength adopts following technical scheme:

the utility model provides a tensile test equipment for testing tensile strength of coating, including the tensile test equipment body, the tensile test equipment body includes the base, base both ends fixedly connected with cylinder, base one end fixedly connected with crossbeam is kept away from to the cylinder, sliding connection has the lifter between two cylinders, the lifter is close to a plurality of first body of rod of base one side fixedly connected with, install tensile detection sensor on the first body of rod, tensile detection sensor electric connection has the computer, first body of rod below is provided with a plurality of second body of rod of fixing on the base, the terminal equal fixedly connected with diaphragm of first body of rod and second body of rod, be provided with the fixed subassembly that carries out the sample and fix on the diaphragm, be provided with the lifting unit who drives the lifter and reciprocate on the crossbeam.

Through adopting above-mentioned technical scheme, when carrying out tensile strength's measurement to the sample, at first, lifting unit removes the lifter to the position that is close to the base, then through fixed subassembly, fix the both ends of sample respectively on the diaphragm that the upper and lower position corresponds, then lifting unit drives the lifter rebound, when tensile detection sensor sensed the pulling force, the last detection data that shows each sample of computer to accomplish and detect, can once realize the survey to a plurality of samples, improved detection efficiency.

Preferably, the fixed subassembly includes fixed connection and is in the connecting plate of diaphragm both sides, diaphragm one end fixedly connected with mounting panel are kept away from to the connecting plate, are provided with the slot hole on the mounting panel, the diaphragm is close to the mounting panel and rotates the one side and be connected with two-way lead screw, and threaded connection has a pair of connecting rod on the two-way lead screw, and the connecting rod passes slot hole one end fixedly connected with splint.

Through adopting above-mentioned technical scheme, during the fixed sample, place the sample tip between two splint, rotate two-way lead screw, make two splint remove to the direction that is close to each other to fix the sample centre gripping between two splint.

Preferably, the thickness of the clamping plate gradually increases towards the direction away from the connecting rod.

Through adopting above-mentioned technical scheme, can make the splint keep away from the clamping-force of one end of connecting rod to the sample great, make the better quilt centre gripping of sample.

Preferably, one surface of the clamping plate close to the sample is provided with a plurality of anti-slip strips.

Through adopting above-mentioned technical scheme, the grip increases the frictional force between splint and the sample, makes the sample be difficult for breaking away from with splint.

Preferably, the number of the first rod body and the second rod body is 4-7.

Preferably, the lifting assembly comprises two air cylinders fixedly mounted on the cross beam, and piston rods of the air cylinders are fixedly connected with one surface, far away from the base, of the lifting rod.

Through adopting above-mentioned technical scheme, set up two cylinders, can make reciprocating of lifter more stable, reduced because its both ends atress is uneven, lead to the phenomenon that the lifter takes place to incline.

Preferably, the column body is provided with a limiting assembly for limiting the movement of the lifting rod.

Preferably, the limiting assembly comprises a vertical limiting groove arranged on one surface, close to the lifting rod, of the cylinder, and two ends of the lifting rod are respectively connected with the two limiting grooves in a sliding mode.

Through adopting above-mentioned technical scheme, when the lifter reciprocated, the lifter both ends slided from top to bottom along the spacing groove to make the lifter keep the removal from top to bottom, realize the spacing to the lifter.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the tensile strength of a sample is measured, firstly, the lifting assembly moves the lifting rod to a position close to the base, then two ends of the sample are respectively fixed on the transverse plates corresponding to the upper position and the lower position through the fixing assembly, then the lifting assembly drives the lifting rod to move upwards, and when the tensile detection sensor senses tensile force, detection data of each sample are displayed on a computer, so that detection is completed, samples of a plurality of samples can be detected at one time, and the detection efficiency is improved;

2. when fixing the sample, place sample tip between two splint, rotate two-way lead screw, make two splint to the direction removal that is close to each other to fix the sample centre gripping between two splint.

Drawings

Fig. 1 is a schematic structural diagram of a tensile testing apparatus for testing tensile strength of a paint according to an embodiment of the present application.

Fig. 2 is a schematic structural view showing a fixing member.

Fig. 3 is a schematic structural view showing a bidirectional screw.

Description of reference numerals: 1. a tensile testing equipment body; 11. a base; 111. a second rod body; 12. a cylinder; 13. a cross beam; 14. a lifting rod; 141. a first rod body; 15. a tension detection sensor; 2. a cylinder; 3. a transverse plate; 31. a connecting plate; 32. mounting a plate; 321. a long hole; 4. a bidirectional lead screw; 41. a connecting rod; 42. a splint; 421. anti-slip strips; 5. a limiting groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a tensile test equipment for testing coating tensile strength, refer to fig. 1, including tensile test equipment body 1, the tensile test equipment body includes

base

11, 11 both ends fixedly connected with of base and 11 vertically

cylinder

12, 11 one end fixedly connected with crossbeam 13 of base are kept away from to cylinder 12. A lifting rod 14 capable of lifting is arranged between the two columns 12, and a lifting component for driving the lifting rod 14 to move up and down is arranged on the beam 13. One side of the lifting rod 14 close to the base 11 is fixedly connected with a plurality of first rod bodies 141, and a second rod body 111 is fixedly connected to the base 11 under each first rod body 141. The equal fixedly connected with diaphragm 3 of the one end that first body of rod 141 and second body of rod 111 are close to each other is provided with the fixed subassembly that carries out the sample fixed on diaphragm 3. The first rod 141 is fixedly provided with a tension detection sensor 15, the tension detection sensor 15 is electrically connected with a computer (not shown in the figure), and the computer is used for displaying tension data of the tension detection sensor 15.

When carrying out tensile strength's measurement to the sample, lifting unit removes lifter 14 to the position that is close to base 11, then through fixed subassembly, fixes the both ends of sample respectively on the diaphragm 3 that the upper and lower position corresponds, then lifting unit drives lifter 14 and upwards removes, and tensile detection sensor 15 when sensing the pulling force shows the detection data of each sample on the computer to the completion detects.

As shown in fig. 1, the lifting assembly includes two cylinders 2 fixedly mounted on the beam 13, the cylinders 2 are vertically disposed, and a piston rod of each cylinder 2 is fixedly connected to one side of the lifting rod 14 away from the base 11. The lifting rod 14 can be driven to move up and down through the air cylinder 2. Two cylinders 2 are arranged, so that the lifting rod 14 can move more stably up and down, and the phenomenon that the lifting rod 14 inclines due to uneven stress at two ends of the lifting rod is reduced.

As shown in fig. 2 and 3, the fixing assembly includes a connecting plate 31 fixedly connected to both sides of the cross plate 3, and the connecting plate 31 is located on the side of the cross plate 3 away from the base 11. The side of the connecting plate 31 far from the transverse plate 3 is fixedly connected with a mounting plate 32. The mounting plate 32 is provided with a long hole 321. The diaphragm 3 is far away from the base 11 one side and is rotated and be connected with two-way lead screw 4, two-way lead screw 4 one end fixedly connected with hand wheel. A pair of connecting rods 41 are connected to both sides of the bidirectional screw 4 through threads, and a clamping plate 42 is fixedly connected to one end of each connecting rod 41 penetrating through the long hole 321. The thickness of the clamp plate 42 gradually increases in a direction away from the connecting rod 41, and has a trapezoidal shape. The number of the first rod 141 and the second rod 111 is 4, and may be 7.

When a sample is fixed, the sample end is placed between the two clamp plates 42, and the bidirectional screw 4 is rotated to move the two clamp plates 42 in a direction to approach each other, thereby clamping the sample between the two clamp plates 42. The trapezoidal setting of splint 42 can make the clamping-force of splint 42 one end far away from connecting rod 41 to the sample great, makes the better quilt of sample centre gripping.

As shown in fig. 2, a plurality of anti-slip strips 421 are further disposed on one side of the clamping plate 42 close to the sample, and the anti-slip strips 421 increase the friction force between the clamping plate 42 and the sample, so that the sample is not easily separated from the clamping plate 42.

As shown in fig. 1, a limiting component for limiting the lifting rod 14 is arranged on the column body 12, the limiting component includes a vertical limiting groove 5 arranged on one side of the column body 12 close to the lifting rod 14, and two ends of the lifting rod 14 are respectively inserted into the limiting grooves 5 on two sides of the lifting rod and are connected with the lifting rod in a sliding manner. When the lifting rod 14 moves up and down, two ends of the lifting rod 14 slide up and down along the limiting groove 5, so that the lifting rod 14 keeps moving up and down, and the lifting rod 14 is limited.

The implementation principle of the tensile test equipment for testing the tensile strength of the coating in the embodiment of the application is as follows: when a sample is detected, the cylinder 2 drives the lifting rod 14 to move downwards, then the two ends of the sample are respectively placed between the upper and lower pairs of clamping plates 42, and then the bidirectional screw rod 4 is rotated to fix the sample. Then the cylinder 2 drives the lifting rod 14 to move upwards, and the sample is detected.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A tensile test equipment for testing coating tensile strength which characterized in that: including tensile test equipment body (1), the tensile test equipment body includes base (11), base (11) both ends fixedly connected with cylinder (12), base (11) one end fixedly connected with crossbeam (13) is kept away from in cylinder (12), sliding connection has lifter (14) between two cylinders (12), lifter (14) are close to a plurality of first body of rod (141) of base (11) one side fixedly connected with, install tensile detection sensor (15) on the first body of rod (141), tensile detection sensor (15) electric connection has the computer, first body of rod (141) below is provided with a plurality of second body of rod (111) of fixing on base (11), the equal fixedly connected with diaphragm (3) in first body of rod (141) and second body of rod (111) end, be provided with on diaphragm (3) and carry out the fixed subassembly that fixes the sample, be provided with the lifting unit that drives lifter (14) and reciprocate on crossbeam (13).

2. A tensile testing apparatus for testing the tensile strength of paint according to claim 1, wherein: fixed subassembly includes fixed connection and is in connecting plate (31) of diaphragm (3) both sides, diaphragm (3) one end fixedly connected with mounting panel (32) are kept away from in connecting plate (31), are provided with slot hole (321) on mounting panel (32), diaphragm (3) are close to mounting panel (32) one side and rotate and are connected with two-way lead screw (4), and threaded connection has a pair of connecting rod (41) on two-way lead screw (4), and connecting rod (41) pass slot hole (321) one end fixedly connected with splint (42).

3. A tensile testing apparatus for testing the tensile strength of paint according to claim 2, wherein: the thickness of the clamping plate (42) is gradually increased in the direction away from the connecting rod (41).

4. A tensile testing apparatus for testing the tensile strength of paint according to claim 2, wherein: and a plurality of anti-slip strips (421) are arranged on one surface of the clamping plate (42) close to the sample.

5. A tensile testing apparatus for testing the tensile strength of paint according to claim 2, wherein: the number of the first rod body (141) and the number of the second rod body (111) are set to be 4-7.

6. A tensile testing apparatus for testing the tensile strength of paint according to claim 1, wherein: the lifting assembly comprises two cylinders (2) fixedly mounted on the cross beam (13), and piston rods of the cylinders (2) are fixedly connected with the lifting rod (14) far away from one surface of the base (11).

7. A tensile testing apparatus for testing the tensile strength of paint according to claim 1, wherein: the column body (12) is provided with a limiting component for limiting the movement of the lifting rod (14).

8. A tensile testing apparatus for testing the tensile strength of paint according to claim 7, wherein: the limiting assembly comprises a vertical limiting groove (5) which is formed in the cylinder body (12) and close to one surface of the lifting rod (14), and two ends of the lifting rod (14) are respectively connected with the two limiting grooves (5) in a sliding mode.