CN114858640A

CN114858640A - Braid abrasion resistance testing machine

Info

Publication number: CN114858640A
Application number: CN202210755622.XA
Authority: CN
Inventors: 张云锋
Original assignee: Jiangsu Qicheng Machinery Technology Co ltd
Current assignee: Jiangsu Qicheng Machinery Technology Co ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-08-05

Abstract

The invention discloses a braid abrasion resistance testing machine which comprises a shell, wherein the upper end of the shell is symmetrically and fixedly connected with two connecting plates, the opposite surfaces of the two connecting plates are fixedly connected with connecting blocks, the lower ends of the two connecting blocks are fixedly connected with hydraulic push rods, the lower ends of the two hydraulic push rods are fixedly connected with a pressurizing strip together, a rectangular cavity is arranged in the shell, the upper end of the shell is provided with a strip-shaped placing groove, and the inner bottom of the strip-shaped placing groove is communicated with the rectangular cavity through a strip-shaped opening; the rectangular cavity is internally provided with a moving block capable of sliding left and right, a sliding cavity is arranged in the moving block, and the sliding cavity is provided with a pressurizing friction mechanism. This testing machine is at the in-process that detects, utilizes to add the layering can carry out holistic spacing to the meshbelt, avoids taking place the condition of vibration among the testing process, and still is provided with the mechanism that the centralized machine was collected, can concentrate the collection to the garrulous fine hair that the friction produced, has avoided follow-up clear trouble.

Description

Braid abrasion resistance testing machine

Technical Field

The invention relates to the field of braid detection, in particular to a braid abrasion resistance testing machine.

Background

With the rapid development of national economy in China and the continuous progress of the technology, new materials and new structures in the field of fabrics in the textile industry are developed unprecedentedly, and particularly, the friction tester is a test device for testing the friction and wear characteristics of a pairing pair, and is widely applied to fabrics for clothing;

current meshbelt abrasion tester generally carries out spacing back with the meshbelt, utilize a friction head to exert behind the fixed pressure, carry out the friction repeatedly to the meshbelt, after the number of times is set for in the friction, observe the degree of wear on meshbelt surface, but when the in-service use, current device generally only carries on spacingly to the both ends of meshbelt, the meshbelt is because the elasticity of self like this, in subsequent friction process, take place the shake easily, the big detection accuracy of influence, and take place the wearing and tearing back at the meshbelt, there are a lot of garrulous fine hair on it, these garrulous fine hair are in the friction process of relapse, fly in disorder easily, cause and have a lot of garrulous fine hair around the detection machine, it is comparatively troublesome to follow-up clearance.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a braid abrasion resistance testing machine which can integrally limit the braid by using a pressing strip in the detection process so as to avoid the vibration in the detection process, is also provided with a mechanism for collecting by a centralized machine, can intensively collect broken down generated by friction, and avoids the trouble of subsequent cleaning.

In order to achieve the purpose, the invention adopts the following technical scheme:

the woven belt abrasion resistance testing machine comprises a shell, wherein the upper end of the shell is symmetrically and fixedly connected with two connecting plates, the opposite surfaces of the two connecting plates are fixedly connected with connecting blocks, the lower ends of the two connecting blocks are fixedly connected with hydraulic push rods, the lower ends of the two hydraulic push rods are fixedly connected with a pressing strip together, a rectangular cavity is formed in the shell, a strip-shaped placing groove is formed in the upper end of the shell, and the inner bottom of the strip-shaped placing groove is communicated with the rectangular cavity through a strip-shaped opening; a movable block capable of sliding left and right is arranged in the rectangular cavity, a sliding cavity is arranged in the movable block, a pressurizing friction mechanism is arranged in the sliding cavity, a motor is installed on the right side of the shell, the tail end of an output shaft of the motor extends into the rectangular cavity and is fixedly connected with a reciprocating lead screw, the reciprocating lead screw penetrates through the movable block and is in threaded connection with the movable block, and the left end of the reciprocating lead screw is rotatably connected with the inner wall of the left side of the rectangular cavity; an annular air outlet cavity is formed in the moving block, a plurality of air outlets are formed in the inner top of the annular air outlet cavity, and an auxiliary scrap removing mechanism is arranged in the annular air outlet cavity and the rectangular cavity together; the interior bottom symmetry in rectangular cavity is provided with two collecting tanks, be provided with concentrated collection mechanism jointly in rectangular cavity and two collecting tanks.

Preferably, pressurization friction mechanism includes the rectangular plate of sliding connection in the sliding cavity, the lower extreme of rectangular plate passes through spring and the interior bottom elastic connection in sliding cavity, the upper end fixedly connected with magnetism piece of rectangular plate, the interior top in sliding cavity is run through to the upper end of magnetism piece to fixedly connected with friction head, the upper end of friction head extends to in the strip mouth.

Preferably, an electromagnet is embedded at the inner bottom of the sliding cavity, and after the electromagnet is electrified, the electromagnet and the adjacent surface of the magnetic block repel each other in the same polarity.

Preferably, the auxiliary scrap removing mechanism comprises air bags symmetrically arranged on the left side and the right side of the moving block, one side, away from the moving block, of each air bag is fixedly connected with the corresponding inner wall of the rectangular cavity, each air bag is communicated with the outside through an air inlet pipe, each air bag is communicated with the annular air outlet cavity through a connecting air port, and a one-way valve is arranged in each connecting air port and the air inlet pipe.

Preferably, concentrate collection mechanism is including setting up the annular fixed strip in the collecting tank bottom, the outside of annular fixed strip and the inner wall fixed connection of collecting tank, placed on the annular fixed strip and collected the box, the interior bottom of collecting the box inlays and is equipped with the filter screen, two the bottom space of collecting tank all communicates there is the branch pipe, two the other end of branch pipe all communicates violently the pipe, the other end of violently managing extends to the external world.

Preferably, a glass plate is embedded in the bottom of the rectangular cavity, a silk layer matched with the glass plate is arranged on the lower end face of the moving block, and the glass plate is located between the two collecting tanks.

Preferably, the rectangular plate is made for conducting material, all inlay on the left and right sides inner wall in smooth chamber and be equipped with the conducting block, install the warning light on the right side inner wall of casing, the warning light cooperates with two conducting blocks.

Compared with the prior art, the invention has the beneficial effects that:

1. because add the setting of layering, its laminating complete with the meshbelt can effectually avoid the meshbelt to be by the condition that the friction in-process takes place the vibration, further assurance the accuracy that detects.

2. The removal of movable block is about can be continuous compression and two gasbags of extension, when the gasbag is tensile, can be with during external gas suction to the gasbag, and the gasbag is when compressing, can arrange into annular air outlet chamber with the gas in it, and discharge from a plurality of air outlets, blow to the meshbelt by frictional one side, can just so produce the garrulous fine hair back on the meshbelt, just blown down by wind, because the up end of strip mouth is sheltered from by the meshbelt completely, be in comparatively sealed state, so wind that bloated from a plurality of air outlets finally can pass through the collecting vat, branch pipe and violently pipe discharge to the external world, and partly fine hair that is blown down can get into along with this air flow and collect the groove in, after being filtered by the filter screen, stay in collecting the box.

3. The friction glass board that the silk layer can be continuous for the surface of glass board is charged static, and static can adsorb the levitate fine hair of rectangle intracavity, and because the continuous blast air of foretell two gasbags, so the air of rectangle intracavity is in the state of flowing, can let fine hair be more comprehensive like this be close to the glass board, is adsorbed and compare with prior art, through the electrostatic adsorption of air flow with the glass board, realizes that better fine hair concentrates the collection effect.

4. In the initial stage of detection, if the friction head moves downwards during movement, the warning lamp can be turned on to prompt that the lower end face of the woven belt is not flat, the woven belt needs to be replaced by a worker, the condition that the detection result is influenced due to the fact that the lower end face of the woven belt is not flat is avoided, and the detection accuracy can be further improved.

Drawings

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

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is an enlarged view of FIG. 1 at B;

FIG. 4 is a schematic view of example 2 of the present invention;

fig. 5 is an enlarged view of fig. 4 at C.

In the figure: the device comprises a shell 1, a motor 2, a connecting plate 3, a connecting block 4, a hydraulic push rod 5, a pressurizing strip 6, a rectangular cavity 7, an air bag 8, an air inlet pipe 9, a collecting tank 10, a transverse pipe 11, a branch pipe 12, a reciprocating screw rod 13, a strip-shaped placing groove 14, a strip-shaped opening 15, a moving block 16, a friction head 17, a magnetic block 18, an annular air outlet cavity 19, a connecting air port 20, a sliding cavity 21, an electromagnet 22, a rectangular plate 23, a spring 24, a collecting box 25, an annular fixing strip 26, a silk layer 27, a glass plate 28, a warning light 29 and a conductive block 30.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example 1

Referring to fig. 1-3, a woven belt abrasion resistance testing machine comprises a shell 1, wherein the upper end of the shell 1 is symmetrically and fixedly connected with two connecting plates 3, the opposite surfaces of the two connecting plates 3 are fixedly connected with connecting blocks 4, the lower ends of the two connecting blocks 4 are fixedly connected with hydraulic push rods 5, the lower ends of the two hydraulic push rods 5 are fixedly connected with a pressurizing strip 6 together, a rectangular cavity 7 is arranged in the shell 1, the upper end of the shell 1 is provided with a strip-shaped placing groove 14, the height of the placing groove 14 is lower than the thickness of a woven belt to be detected, the inner bottom of the strip-shaped placing groove 14 is communicated with the rectangular cavity 7 through a strip-shaped opening 15, and the distance between the front side inner wall and the rear side inner wall of the strip-shaped opening 15 is slightly smaller than that between the front side inner wall and the rear side inner wall of the strip-shaped placing groove 14;

as an implementation mode of the invention, a moving block 16 capable of sliding left and right is arranged in a rectangular cavity 7, a sliding cavity 21 is arranged in the moving block 16, a pressurizing friction mechanism is arranged in the sliding cavity 21, a motor 2 is arranged on the right side of a shell 1, the tail end of an output shaft of the motor 2 extends into the rectangular cavity 7 and is fixedly connected with a reciprocating lead screw 13, the reciprocating lead screw 13 penetrates through the moving block 16 and is in threaded connection with the moving block 16, the thread density on the reciprocating lead screw 13 is small, so that when the rotating lead screw is ensured, the moving speed of the moving block 16 is high, the left end of the reciprocating lead screw 13 is in rotating connection with the inner wall of the left side of the rectangular cavity 7, the pressurizing friction mechanism comprises a rectangular plate 23 in sliding connection with the sliding cavity 21, the lower end of the rectangular plate 23 is in elastic connection with the inner bottom of the sliding cavity 21 through a spring 24, a magnetic block 18 is fixedly connected with the upper end of the rectangular plate 23, the upper end of the magnetic block 18 penetrates through the inner top of the sliding cavity 21, a friction head 17 is fixedly connected, the upper end of the friction head 17 extends into the strip-shaped opening 15, an electromagnet 22 is embedded at the inner bottom of the sliding cavity 21, and the electromagnet 22 is repelled by like poles on the adjacent surface of the magnetic block 18 after being electrified;

as an embodiment of the invention, an annular air outlet cavity 19 is arranged in a moving block 16, a plurality of air outlets are arranged at the inner top of the annular air outlet cavity 19, an auxiliary scrap removing mechanism is arranged in the annular air outlet cavity 19 and a rectangular cavity 7 together, the auxiliary scrap removing mechanism comprises air bags 8 symmetrically arranged at the left side and the right side of the moving block 16, one side of each air bag 8 far away from the moving block 16 is fixedly connected with the corresponding inner wall of the rectangular cavity 7, each air bag 8 is communicated with the outside through an air inlet pipe 9, each air bag 8 is communicated with the annular air outlet cavity 19 through a connecting air port 20, a one-way valve is arranged in each of the connecting air port 20 and the air inlet pipe 9, the one-way flow direction of the air inlet pipe 9 is that the outside enters the air bags 8 in one-way, and the one-way flow direction of the air in the connecting air port 20 is that the air bags 8 enter the annular air outlet cavity 19 in one-way;

as an embodiment of the invention, two collecting grooves 10 are symmetrically arranged at the inner bottom of a rectangular cavity 7, a centralized collecting mechanism is arranged in the rectangular cavity 7 and the two collecting grooves 10 together, the centralized collecting mechanism comprises an annular fixing strip 26 arranged at the bottom of the collecting groove 10, the outer side of the annular fixing strip 26 is fixedly connected with the inner wall of the collecting groove 10, a collecting box 25 is placed on the annular fixing strip 26, a filter screen is embedded at the inner bottom of the collecting box 25, two sealing doors are arranged at the front side of a shell 1 and respectively correspond to the two collecting grooves 10 for cleaning the collecting box 25 in the collecting groove 10, the bottom spaces of the two collecting grooves 10 are respectively communicated with branch pipes 12, the other ends of the two branch pipes 12 are respectively communicated with a transverse pipe 11, the other end of the transverse pipe 11 extends to the outside, a glass plate 28 is embedded at the inner bottom of the rectangular cavity 7, a silk layer 27 matched with the glass plate 28 is arranged at the lower end surface of a moving block 16, the glass plate 28 is rubbed with the silk layer 27 to make the glass plate 28 charged with static electricity, and the broken down in the rectangular cavity 7 is adsorbed, and the glass plate 28 is positioned between the two collecting tanks 10.

When the woven belt fixing device is used, one surface to be detected of the woven belt is downward and is placed into the strip-shaped placing groove 14, then the two hydraulic push rods 5 are started to extend, the pressing strip 6 is made to move downward until the pressing strip 6 limits the woven belt in the strip-shaped placing groove 14, and the lower surface of the woven belt is just contacted with the upper end surface of the friction head 17;

then the motor 2 and the electromagnet 22 are started, after the electromagnet 22 is electrified, an upward repulsive force is given to the magnetic block 18, so that the magnetic block 18 gives an upward force to the friction head 17 to abut against the woven belt, and after the motor 2 is started, the moving block 16 is driven to move left and right in a reciprocating manner, so that the friction head 17 is driven to reciprocate left and right, the effect of a friction test is achieved, due to the arrangement of the pressurizing strip 6, the belt is completely attached to the woven belt, the situation that the woven belt vibrates in the process of being rubbed can be effectively avoided, and the detection accuracy is further ensured;

in the process, the moving block 16 moves left and right to continuously compress and expand the two air bags 8, when the air bags 8 are stretched, external air is pumped into the air bags 8, when the air bags 8 are compressed, the air in the air bags 8 is discharged into the annular air outlet cavity 19 and is discharged from the air outlets and is blown to the rubbed surface of the woven belt, so that the air can be blown down by the air immediately after the broken fluff is generated on the woven belt, because the upper end surface of the strip-shaped port 15 is completely shielded by the woven belt and is in a relatively sealed state, the air blown out of the air outlets is finally discharged to the outside through the collecting groove 10, the branch pipes 12 and the transverse pipe 11, and a part of blown fluff flows into the collecting groove 10 along with the air and is filtered by the filter screen and then is left in the collecting box 25;

in the process of moving the moving block 16, the silk layer 27 continuously rubs the glass plate 28, so that the surface of the glass plate 28 is charged with static electricity, the static electricity can adsorb the floating fluff in the rectangular cavity 7, and the air in the rectangular cavity 7 is in a flowing state due to the continuous blowing of the two air bags 8, so that the fluff is more comprehensively close to the glass plate 28 and is adsorbed;

in the friction process of the silk layer 27, if fluff exists on the glass plate 28, the fluff can be scraped by the silk layer 27 and falls into the corresponding collecting tank 10 (the fluff can be scraped into the collecting tank 10 on the left side by the left movement of the silk layer 27, and the fluff can be scraped into the collecting tank 10 on the right side by the right movement of the silk layer 27), and the concentrated collection is performed, so that the trouble of subsequent collection is avoided;

after the test is finished, the two hydraulic push rods 5 are started, the pressurizing strip 6 is moved upwards, and then the woven belt is taken out to observe the abrasion degree of the surface of the woven belt.

Example 2

Referring to fig. 4-5, the difference between this embodiment and embodiment 1 is that the rectangular plate 23 is made of a conductive material, the conductive blocks 30 are embedded on the inner walls of the left and right sides of the sliding cavity 21, the warning lamp 29 is mounted on the inner wall of the right side of the casing 1, the warning lamp 29 is matched with the two conductive blocks 30, the power supply further includes a power supply, the positive electrode of the power supply is electrically connected with the left conductive block 30, and the negative electrode of the power supply, the warning lamp 29 and the positive electrode of the power supply are electrically connected in sequence.

In the embodiment, in the initial stage of detection, if the friction head 17 moves downwards (that is, the rectangular plate 23 contacts the two conductive blocks 30) during movement, the warning light 29 lights up to indicate that the lower end surface of the woven belt is not flat, and a worker needs to replace the woven belt, so as to avoid the situation that the detection result is affected due to the fact that the lower end surface of the woven belt is not flat;

it should be noted here that the unevenness refers to small and inconspicuous small protrusions, and if there are some damaged portions, the human eyes can directly observe the small protrusions, and the protruding portions are difficult to observe by the human eyes, so that if the woven fabric is damaged, the small protrusions can be visually screened before detection.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The woven belt abrasion resistance testing machine comprises a shell (1) and is characterized in that the upper end of the shell (1) is symmetrically and fixedly connected with two connecting plates (3), the opposite surfaces of the two connecting plates (3) are fixedly connected with connecting blocks (4), the lower ends of the two connecting blocks (4) are fixedly connected with hydraulic push rods (5), the lower ends of the two hydraulic push rods (5) are fixedly connected with a pressurizing strip (6) together, a rectangular cavity (7) is formed in the shell (1), a strip-shaped placing groove (14) is formed in the upper end of the shell (1), and the inner bottom of the strip-shaped placing groove (14) is communicated with the rectangular cavity (7) through a strip-shaped opening (15);

a moving block (16) capable of sliding left and right is arranged in the rectangular cavity (7), a sliding cavity (21) is arranged in the moving block (16), a pressurizing friction mechanism is arranged in the sliding cavity (21), a motor (2) is installed on the right side of the shell (1), the tail end of an output shaft of the motor (2) extends into the rectangular cavity (7) and is fixedly connected with a reciprocating lead screw (13), the reciprocating lead screw (13) penetrates through the moving block (16) and is in threaded connection with the moving block (16), and the left end of the reciprocating lead screw (13) is rotatably connected with the inner wall of the left side of the rectangular cavity (7);

an annular air outlet cavity (19) is formed in the moving block (16), a plurality of air outlets are formed in the inner top of the annular air outlet cavity (19), and an auxiliary chip removing mechanism is arranged in the annular air outlet cavity (19) and the rectangular cavity (7) together;

the interior bottom symmetry of rectangle chamber (7) is provided with two collecting vat (10), be provided with jointly in rectangle chamber (7) and two collecting vat (10) and concentrate collection mechanism.

2. The webbing abrasion tester according to claim 1, wherein the pressurizing friction mechanism comprises a rectangular plate (23) which is slidably connected in a sliding cavity (21), the lower end of the rectangular plate (23) is elastically connected with the inner bottom of the sliding cavity (21) through a spring (24), the upper end of the rectangular plate (23) is fixedly connected with a magnetic block (18), the upper end of the magnetic block (18) penetrates through the inner top of the sliding cavity (21) and is fixedly connected with a friction head (17), and the upper end of the friction head (17) extends into the strip-shaped opening (15).

3. The braid abrasion resistance testing machine according to claim 2, characterized in that an electromagnet (22) is embedded at the inner bottom of the sliding cavity (21), and the electromagnet (22) is electrified and then repels like poles on the adjacent surface of the magnetic block (18).

4. The ribbon abrasion resistance testing machine according to claim 1, wherein the auxiliary scrap removing mechanism comprises air bags (8) symmetrically arranged on the left side and the right side of a moving block (16), one side of each air bag (8) far away from the moving block (16) is fixedly connected with the corresponding inner wall of a rectangular cavity (7), each air bag (8) is communicated with the outside through an air inlet pipe (9), each air bag (8) is communicated with an annular air outlet cavity (19) through a connecting air inlet (20), and one-way valves are arranged in the connecting air inlet (20) and the air inlet pipe (9).

5. The braid abrasion resistance testing machine according to claim 1, wherein the centralized collection mechanism comprises an annular fixing strip (26) arranged at the bottom of the collection tank (10), the outer side of the annular fixing strip (26) is fixedly connected with the inner wall of the collection tank (10), a collection box (25) is placed on the annular fixing strip (26), a filter screen is embedded at the inner bottom of the collection box (25), the bottom spaces of the two collection tanks (10) are both communicated with a branch pipe (12), the other ends of the two branch pipes (12) are both communicated with a transverse pipe (11), and the other end of the transverse pipe (11) extends to the outside.

6. The ribbon abrasion resistance testing machine according to claim 5, characterized in that a glass plate (28) is embedded in the inner bottom of the rectangular cavity (7), a silk layer (27) matched with the glass plate (28) is arranged on the lower end face of the moving block (16), and the glass plate (28) is located between the two collecting grooves (10).

7. The braid abrasion resistance testing machine according to claim 5, wherein the rectangular plate (23) is made of a conductive material, conductive blocks (30) are embedded on the inner walls of the left side and the right side of the sliding cavity (21), a warning lamp (29) is installed on the inner wall of the right side of the shell (1), and the warning lamp (29) is matched with the two conductive blocks (30).