CN111638152A

CN111638152A - Synthetic leather performance detection equipment and detection method thereof

Info

Publication number: CN111638152A
Application number: CN202010687050.7A
Authority: CN
Inventors: 杜秀兰; 李玮
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2020-09-08

Abstract

The invention provides a synthetic leather performance detection device and a detection method thereof, wherein the synthetic leather performance detection device comprises an installation frame, a driving mechanism, a friction mechanism, a top plate, a wear-resistant detection mechanism and a clamping mechanism; the clamping mechanism can rapidly clamp the synthetic leather sample, and solves the problem that the working efficiency is low due to the fact that the synthetic leather sample is clamped very slowly in the prior art; in addition, the wear-resistant detection mechanism can be used for adjusting the distance between the clamping mechanism and the friction mechanism so that the friction strength between the synthetic leather sample and the friction mechanism can be changed, meanwhile, the roller is a detachable mechanism, friction sand paper is convenient to replace, and various friction conditions in real life are simulated by using the friction sand paper with different friction coefficients, so that the real wear resistance of the synthetic leather can be detected.

Description

Synthetic leather performance detection equipment and detection method thereof

Technical Field

The invention relates to the technical field of synthetic leather detection, in particular to synthetic leather performance detection equipment and a synthetic leather performance detection method.

Background

Synthetic leather is said to be relative to "leather" (i.e., dermis). Also called artificial leather and synthetic leather, and generally classified into PVC artificial leather and PU synthetic leather according to the types of resins on the surface thereof, and the synthetic leather detection items mainly include PVC/PU detection, physical property test, chemical property test, color fastness, content determination, material quality identification, component analysis, detection of toxic and harmful substances, environmental protection detection, azo test, and the like.

Synthetic leather product can take place the friction with the surrounding when daily use, and permanent friction can lead to synthetic leather surface damaged, consequently synthetic leather's wear resistance is one of the standards of judging the leather quality, need carry out wear-resisting detection to qualified leather product when leaving the factory for this reason, mainly detect through using special leather wear-resisting tester among the prior art, current leather wear-resisting tester is troublesome to use, it is very slow to synthetic leather's sample centre gripping, lead to work efficiency not high, current leather wear-resisting tester simple structure in addition, can only detect synthetic leather simply, can't simulate the multiple friction condition in the real life, consequently can't detect the real wearability of synthetic leather.

Disclosure of Invention

In order to achieve the above purpose, the invention adopts the following technical scheme that the synthetic leather performance detection equipment comprises an installation frame, a driving mechanism, a friction mechanism, a top plate, a wear-resistant detection mechanism and a clamping mechanism, wherein the friction mechanism is installed in an inner cavity of the installation frame, the right side wall of the friction mechanism is connected with the driving mechanism, the driving mechanism is fixedly installed on the side wall of the installation frame, the top plate is located right above the installation frame, the wear-resistant detection mechanism is installed on the surface of the installation frame, the clamping mechanism is arranged right above the friction mechanism, and the clamping mechanism is installed at the bottom of the wear-resistant detection mechanism, wherein:

the friction mechanism comprises a roller, friction sand paper, a mounting column and a fixing column, the roller is located in an inner cavity of the mounting frame, a circle of friction sand paper is sleeved on the surface of the roller, the fixing column is rotatably connected to the center of the right side wall of the mounting frame, the mounting column is horizontally arranged at the center of the inner cavity of the mounting frame, the tail end of the left side of the mounting column penetrates through the left side wall of the mounting frame, the periphery of the left side of the mounting column is rotatably connected with the left side wall of the mounting frame, the fixing column is sleeved on the surface of the mounting column, and the tail end of the right side of the mounting column is;

the wear-resistant detection mechanism comprises a mounting groove, a lead screw, a ball nut, a fixing block, a connecting piece, a threaded rod, an adjusting nut, an adjusting knob and a second motor, wherein the mounting groove is horizontally formed in the center of the bottom of the top plate, the lead screw is mounted in the mounting groove, the second motor is fixedly mounted on the outer wall of the left side of the top plate, a rotor of the second motor penetrates through the side wall of the left side of the top plate and is connected with the center of the left side of the lead screw in a rotating manner, the tail end of the right side of the lead screw is connected with the inner wall of the right side of the top plate in a rotating manner, the ball nut is arranged on the surface of the lead screw, the fixing block is arranged right in front of the top plate, the inner side surface of the fixing block and the outer side surface of, the surface of the threaded rod is in threaded connection with two groups of adjusting nuts which are respectively positioned at the upper side and the lower side of the fixed block, an adjusting knob is fixedly installed at the top of the threaded rod, and a clamping mechanism is arranged at the bottom of the threaded rod;

fixture includes grip block body, recess, L type grip block and expanding spring, the top center of grip block body with the bottom of threaded rod is rotated and is connected, the bottom left and right sides of grip block body all is equipped with the recess, the bottom left and right sides symmetry of grip block body is equipped with a pair of L type grip block, and is two sets of the top of L type grip block is located two sets of respectively in the recess, the inner chamber of recess is equipped with expanding spring, expanding spring's both ends respectively with the inner chamber top of recess with the top fixed connection of L type grip block.

Preferably; the driving mechanism comprises a first motor and a motor gearbox, the first motor is fixedly mounted on the outer wall of the left side of the mounting frame, the motor gearbox is located between the mounting frame and the first motor, and the center of the tail end of the right side of the fixed column is rotatably connected with a rotor of the first motor;

the erection column includes erection column body and cross shrinkage pool, and cross shrinkage pool is dug the right side end surface of erection column body, the fixed column includes fixed column body and cross lug, the cross lug is installed the left side end surface of fixed column body.

Preferably; the mounting bracket is a cuboid hollow shell with an opening at the top.

Preferably; the cross section of the cross-shaped concave hole and the cross section of the cross-shaped convex block are the same in shape and size.

Preferably; the top of the L-shaped clamping block is a cylindrical block, the groove is a cylindrical groove, and the diameter of the cross section of the top of the L-shaped clamping block is equal to the inner diameter of the groove.

Preferably; the specific detection method of the synthetic leather performance detection equipment is as follows:

s1: a synthetic leather sample with detection is clamped on the bottom surface of the clamping block body through two groups of L-shaped clamping blocks;

s2: rotating the adjusting knob to adjust the distance between the clamping mechanism and the friction mechanism, so that the friction strength between the synthetic leather sample and the friction mechanism is adjustable;

s3: the first motor is started, the friction mechanism rubs the synthetic leather sample, the second motor is started simultaneously, the ball nut moves from left to right along the screw, the synthetic leather moves to the rightmost end of the friction mechanism along the leftmost end of the surface of the friction mechanism, and the abrasion resistance value of the measured synthetic leather sample is calculated by measuring the loss value of the synthetic leather sample.

Has the advantages that:

the clamping mechanism can rapidly clamp the synthetic leather sample, and solves the problem that the working efficiency is low due to the fact that the synthetic leather sample is clamped very slowly in the prior art; in addition, the wear-resistant detection mechanism can be used for adjusting the distance between the clamping mechanism and the friction mechanism so that the friction strength between the synthetic leather sample and the friction mechanism can be changed, meanwhile, the roller is a detachable mechanism, friction sand paper is convenient to replace, and various friction conditions in real life are simulated by using the friction sand paper with different friction coefficients, so that the real wear resistance of the synthetic leather can be detected.

Drawings

The invention is further illustrated with reference to the following figures and examples.

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

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

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

FIG. 4 is a schematic view of the construction of the mounting post of the present invention;

FIG. 5 is a schematic view of a connecting column according to the present invention;

FIG. 6 is an enlarged schematic view of A in FIG. 2;

fig. 7 is a schematic view of the structure of the clamping mechanism in the present invention.

Detailed Description

Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.

The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the operator or the convention. Therefore, these terms are defined based on the entire contents of the present specification.

As shown in fig. 1 to 7, a synthetic leather performance detection equipment, including mounting bracket 1, actuating mechanism 2, friction mechanism 3, roof 4, wear-resisting detection mechanism 5 and fixture 6, mounting bracket 1 is open-top's cuboid vacant shell, friction mechanism 3 is installed to the inner chamber of mounting bracket 1, friction mechanism 3's right side lateral wall is connected with

actuating mechanism

2, 2 fixed mounting of actuating mechanism are in the lateral wall of mounting bracket 1, roof 4 is located directly over mounting bracket 1, the surface mounting of mounting bracket 1 has wear-resisting detection mechanism 5, be equipped with fixture 6 directly over friction mechanism 3, fixture 6 is installed to wear-resisting detection mechanism 5's bottom, wherein:

friction mechanism 3 includes roller 31, friction abrasive paper 32, erection column 33 and fixed column 34, roller 31 is located the inner chamber of mounting bracket 1, round friction abrasive paper 32 has been cup jointed on the surface of roller 31, the right side lateral wall center of mounting bracket 1 rotates and is connected with fixed column 34, the inner chamber center level of mounting bracket 1 is equipped with erection column 33, the end run through in left side of erection column 33 the left side lateral wall of mounting bracket 1, the left side of erection column 33 all around with the left side lateral wall of mounting bracket 1 rotates and connects, fixed column 34 cup joints erection column 33 surface, the right side end of erection column 33 with the terminal block in left side of fixed column 34 is connected, erection column 33 includes erection column body 331 and cross shrinkage pool 332, cross shrinkage pool 332 is dug the terminal surface in right side of erection column body 331, fixed column 34 includes fixed column body 341 and cross lug 342, the cross-shaped projection 342 is mounted on the left end surface of the fixed column body 341, and the cross-section of the cross-shaped concave hole 332 is the same as the cross-section of the cross-shaped projection 342 in size;

the wear-resistant detection mechanism 5 comprises a mounting groove 51, a screw 52, a ball nut 53, a fixing block 54, a connecting piece 55, a threaded rod 56, an adjusting nut 57, an adjusting knob 58 and a second motor 59, the mounting groove 51 is horizontally drilled at the bottom center of the top plate 4, the screw 52 is mounted in the mounting groove 51, the second motor 59 is fixedly mounted on the outer wall of the left side of the top plate 4, a rotor of the second motor 59 penetrates through the side wall of the left side of the top plate 4 and then is rotatably connected with the center of the left side of the screw 52, the right end of the screw 52 is rotatably connected with the inner wall of the right side of the top plate 4, the ball nut 53 is arranged on the surface of the screw 52, the fixing block 54 is arranged right in front of the top plate 4, the inner side surface of the fixing block 54 and the outer side surface of the ball nut 53 are welded together through, the surface of the threaded rod 56 is in threaded connection with the inner cavity of the fixed block 54, the surface of the threaded rod 56 is in threaded connection with two sets of adjusting nuts 57, the two sets of adjusting nuts 57 are respectively positioned at the upper side and the lower side of the fixed block 54, an adjusting knob 58 is fixedly installed at the top of the threaded rod 56, and a clamping mechanism 6 is arranged at the bottom of the threaded rod 56;

the clamping mechanism 6 comprises a clamping block body 61, grooves 62, L-shaped clamping blocks 63 and telescopic springs 64, the center of the top of the clamping block body 61 is rotatably connected with the bottom of the threaded rod 56, the grooves 62 are formed in the left side and the right side of the bottom of the clamping block body 61, a pair of L-shaped clamping blocks 63 are symmetrically arranged on the left side and the right side of the bottom of the clamping block body 61, the tops of the two groups of L-shaped clamping blocks 63 are respectively located in the two groups of grooves 62, the telescopic springs 64 are arranged in the inner cavities of the grooves 62, two ends of each telescopic spring 64 are respectively fixedly connected with the tops of the inner cavities of the grooves 62 and the tops of the L-shaped clamping blocks 63, the tops of the L-shaped clamping blocks 63 are cylindrical blocks, the grooves 62 are cylindrical grooves, and the diameters of the sections of the tops of the L-shaped clamping blocks 63 are equal;

the driving mechanism 2 comprises a first motor 21 and a motor gearbox 22, the first motor 21 is fixedly installed on the outer wall of the left side of the mounting frame 1, the motor gearbox 22 is located between the mounting frame 1 and the first motor 21, and the center of the tail end of the right side of the fixing column 34 is rotatably connected with the rotor of the first motor 21.

The specific detection method of the synthetic leather performance detection equipment is as follows:

s1: the synthetic leather sample with detection is clamped on the bottom surface of the clamping block body 61 through two groups of L-shaped clamping blocks 63;

s2: the adjusting knob 58 is rotated to adjust the distance between the clamping mechanism 6 and the friction mechanism 3, so that the friction strength between the synthetic leather sample and the friction mechanism 3 is adjustable;

s3: the first motor 21 is started, the friction mechanism 3 rubs the synthetic leather sample, the second motor 59 is started, the ball nut 53 moves from left to right along the screw 52, the synthetic leather moves to the rightmost end of the friction mechanism 3 along the leftmost end of the surface of the friction mechanism 3, and the wear resistance value of the measured synthetic leather sample is calculated by measuring the loss value of the synthetic leather sample.

In the using process of the invention, two groups of L-shaped clamping blocks 63 are pulled outwards, then the synthetic leather sample is placed on the bottom surface of the clamping block body 61, the L-shaped clamping blocks 63 are loosened, and at the moment, the L-shaped clamping blocks 63 are restored to the original position under the action of the extension springs 64, thereby realizing the clamping of the synthetic leather sample; then, the adjusting knob 58 is rotated to enable the threaded rod 56 to drive the clamping mechanism 6 to move downwards, when the synthetic leather sample is pressed on the surface of the friction mechanism 3, the two groups of adjusting nuts 57 are adjusted to enable the two groups of adjusting nuts 57 to be respectively fixed on the upper surface and the lower surface of the fixed block 54, so that the threaded rod 56 is fixed, then the first motor 21 and the second motor 59 are started, at the moment, the second motor 59 drives the screw 52 to rotate, the ball nut 53 moves from left to right under the action of the screw 52, so that the fixed block 54 is driven to move from left to right along the screw 52, and the synthetic leather sample is driven to move from left to right on the surface of; when the friction sand paper 32 needs to be replaced, the mounting column 33 only needs to be pulled out from the center of the left side of the mounting frame 1, then the roller 31 is taken out, and then the friction sand paper 32 is replaced, in the mounting process of the roller 31, the roller 31 is placed into the mounting frame 1, then the mounting column 33 penetrates through the central inner cavity of the roller 31 until the cross-shaped projection 342 is inserted into the cross-shaped concave hole 331, so that the change of the friction coefficient of the friction sand paper device is realized, and the friction sand paper device can simulate various friction conditions in real life; in addition, the motor gearbox 22 can change the rotating speed of the first motor 21, so that the friction speed can be adjusted.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a synthetic leather performance check out test set, includes mounting bracket (1), actuating mechanism (2), friction mechanism (3), roof (4), wear-resisting detection mechanism (5) and fixture (6), its characterized in that: friction mechanism (3) are installed to the inner chamber of mounting bracket (1), the right side lateral wall of friction mechanism (3) is connected with actuating mechanism (2), actuating mechanism (2) fixed mounting be in the lateral wall of mounting bracket (1), roof (4) are located directly over mounting bracket (1), the surface mounting of mounting bracket (1) has wear-resisting detection mechanism (5), be equipped with fixture (6) directly over friction mechanism (3), fixture (6) are installed to the bottom of wear-resisting detection mechanism (5), wherein:

the friction mechanism (3) comprises a roller (31), friction sand paper (32), a mounting column (33) and a fixing column (34), the roller (31) is located in an inner cavity of the mounting frame (1), a circle of friction sand paper (32) is sleeved on the surface of the roller (31), the fixing column (34) is rotatably connected to the center of the right side wall of the mounting frame (1), the mounting column (33) is horizontally arranged in the center of the inner cavity of the mounting frame (1), the left end of the mounting column (33) penetrates through the left side wall of the mounting frame (1), the periphery of the left side of the mounting column (33) is rotatably connected with the left side wall of the mounting frame (1), the fixing column (34) is sleeved on the surface of the mounting column (33), and the right end of the mounting column (33) is connected with the left end of the fixing column (34) in a clamping;

the wear-resistant detection mechanism (5) comprises a mounting groove (51), a lead screw (52), a ball nut (53), a fixing block (54), a connecting sheet (55), a threaded rod (56), an adjusting nut (57), an adjusting knob (58) and a second motor (59), the mounting groove (51) is horizontally drilled at the center of the bottom of the top plate (4), the lead screw (52) is mounted in the mounting groove (51), the second motor (59) is fixedly mounted on the outer wall of the left side of the top plate (4), a rotor of the second motor (59) penetrates through the side wall of the left side of the top plate (4) and then is rotatably connected with the center of the left side of the lead screw (52), the tail end of the right side of the lead screw (52) is rotatably connected with the inner wall of the right side of the top plate (4), the ball nut (53) is arranged on the surface of the lead screw (52), the inner side surface of the fixing block (54) and the outer side surface of the ball nut (53) are welded together through the fixing block (54), a threaded rod (56) vertically penetrates through the surface of the fixing block (54), the surface of the threaded rod (56) is in threaded connection with the inner cavity of the fixing block (54), two sets of adjusting nuts (57) are in threaded connection on the surface of the threaded rod (56), the two sets of adjusting nuts (57) are respectively positioned on the upper side and the lower side of the fixing block (54), an adjusting knob (58) is fixedly installed at the top of the threaded rod (56), and a clamping mechanism (6) is arranged at the bottom of the threaded rod (56);

fixture (6) include grip block body (61), recess (62), L type grip block (63) and expanding spring (64), the top center of grip block body (61) with the bottom of threaded rod (56) is rotated and is connected, the bottom left and right sides of grip block body (61) all is equipped with recess (62), the bottom left and right sides symmetry of grip block body (61) is equipped with a pair of L type grip block (63), and is two sets of the top of L type grip block (63) is located two sets of respectively in recess (62), the inner chamber of recess (62) is equipped with expanding spring (64), the both ends of expanding spring (64) respectively with the inner chamber top of recess (62) with the top fixed connection of L type grip block (63).

2. The apparatus for inspecting properties of synthetic leather according to claim 1, wherein: the driving mechanism (2) comprises a first motor (21) and a motor gearbox (22), the first motor (21) is fixedly installed on the outer wall of the left side of the mounting frame (1), the motor gearbox (22) is located between the mounting frame (1) and the first motor (21), and the center of the tail end of the right side of the fixing column (34) is rotatably connected with a rotor of the first motor (21);

installing column (33) is including installing column body (331) and cross shrinkage pool (332), and cross shrinkage pool (332) is dug the right side end surface of installing column body (331), fixed column (34) are including fixed column body (341) and cross lug (342), cross lug (342) are installed the left side end surface of fixed column body (341).

3. The apparatus for inspecting properties of synthetic leather according to claim 1 or 2, wherein: the mounting rack (1) is a cuboid hollow shell with an opening at the top.

4. The apparatus for inspecting properties of synthetic leather according to claim 2, wherein: the cross section of the cross-shaped concave hole (332) and the cross section of the cross-shaped convex block (342) are the same in shape and size.

5. The apparatus for inspecting properties of synthetic leather according to claim 1, wherein: the top of the L-shaped clamping block (63) is a cylindrical block, the groove (62) is a cylindrical groove, and the diameter of the section of the top of the L-shaped clamping block (63) is equal to the inner diameter of the groove (62).

6. The apparatus for inspecting properties of synthetic leather according to claim 1, wherein: the specific detection method of the synthetic leather performance detection equipment is as follows:

s1: the synthetic leather sample with detection is clamped on the bottom surface of a clamping block body (61) through two groups of L-shaped clamping blocks (63);

s2: the distance between the clamping mechanism (6) and the friction mechanism (3) is adjusted by rotating the adjusting knob (58), so that the friction strength between the synthetic leather sample and the friction mechanism (3) is adjustable;

s3: the first motor (21) is started, the friction mechanism (3) rubs the synthetic leather sample, the second motor (59) is started, the ball nut (53) moves from left to right along the screw rod (52), the synthetic leather moves to the rightmost end of the friction mechanism (3) along the leftmost end of the surface of the friction mechanism (3), and the wear-resistant value of the measured synthetic leather sample is calculated by measuring the loss value of the synthetic leather sample.