CN215640685U

CN215640685U - Flip type martindale tester

Info

Publication number: CN215640685U
Application number: CN202121477591.3U
Authority: CN
Inventors: 王建裕; 胡中骐; 吴丽敏
Original assignee: NINGBO TEXTILE INSTRUMENT FACTORY
Current assignee: NINGBO TEXTILE INSTRUMENT FACTORY
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2022-01-25
Anticipated expiration: 2031-06-30

Abstract

The utility model discloses a flip-type martindale tester which comprises a working platform, a track board assembly, two or more sample holder assemblies, a driving device, a sliding assembly, two or more grinding table assemblies and a supporting assembly. The track board assembly comprises a driving board and a mounting board, the mounting board is erected on the supporting assembly, the driving board is assembled on the sliding assembly, and the sample holder assembly is mounted on the mounting board and is in one-to-one corresponding butt joint with the grinding table assembly. The sample holder component comprises a sliding rod, a sample holder and a balancing weight arranged at the other end of the sliding rod, the sample holder is abutted against the grinding table component, and the driving device drives the track plate component to circularly move according to the Lisharu motion track. The mounting panel rotates and drives the mounting panel and keeps away from the mill platform subassembly for the drive plate to make things convenient for installation, change and the detection of standard abrasive fabric, convenient operation.

Description

Flip type martindale tester

Technical Field

The utility model relates to the technical field of detection, in particular to a flip-type martindale tester.

Background

The Martindale tester is used for performing a friction test on the textile through the movement tracks of large and small Lissajous according to a Martindale method standard system, and testing and evaluating the wear resistance and the pilling performance of the textile through the friction test. The wear resistance and the pilling performance are important indexes of the quality of the textile, and therefore, a Martindale tester is adopted to detect the wear resistance and the pilling performance of the textile.

The traditional Martindale tester mainly comprises a case, a working platform, a grinding table, a wear-resistant testing friction head, a fluffing and pilling testing friction head, a Lisharu track motion plate, a motion plate supporting table and the like. The working platform is provided with a grinding table, the moving plate supporting table is provided with a standard abrasive fabric, the size between the Lisharu track moving plate and the grinding table is limited, and part of the grinding table is positioned at the rear side of the working platform, so that the grinding table is inconvenient to mount the abrasive fabric, and the mounting efficiency is low, so that improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a flip Martindale tester.

The technical scheme adopted by the utility model is as follows: a flip Martindale tester comprises a working platform, a track board component, two or more sample holder components, a driving device arranged on the working platform, a sliding component, two or more grinding platform components and a supporting component, the track board assembly comprises a driving board and a mounting board hinged to the driving board, the mounting board is erected on the supporting assembly, the driving plate is assembled on the sliding assembly, the sample holder assembly is arranged on the mounting plate and is correspondingly abutted against the grinding table assembly one by one, the sample holder component comprises a slide bar which is connected with the mounting plate in a sliding way, a sample holder which is inserted into one end of the slide bar and a balancing weight which is arranged at the other end of the slide bar, the sample holder is abutted against the grinding table assembly, and the driving device drives the track plate assembly to circularly move according to the Lisharu motion track.

In an embodiment, the sliding assembly includes a first sliding frame mounted on the working platform and a second sliding frame slidably connected to the first sliding frame, a sliding direction of the first sliding frame is perpendicular to a sliding direction of the second sliding frame, and the driving plate is fixed to the second sliding frame.

In one embodiment, the driving device comprises a driving module, a first rotating assembly in driving connection with the driving module, a third rotating assembly in connection with the first rotating assembly, and a second rotating assembly in connection with the third rotating assembly, the first rotating assembly comprises a first driving column eccentrically arranged relative to a rotation center line of the first rotating assembly, the second rotating assembly comprises a second driving column eccentrically arranged relative to a rotation center line of the second rotating assembly, the third rotating assembly comprises a third driving column eccentrically arranged relative to a rotation center line of the third rotating assembly, the driving plate is provided with a first guiding groove, a second guiding groove and a third guiding groove which are distributed at intervals, the first guiding groove and the third guiding groove are in the same straight line, and the second guiding groove is perpendicular to the first guiding groove and is located between the first guiding groove and the third guiding groove, the first driving column is connected to the first guide groove in an inserting manner, the second driving column is connected to the second guide groove in an inserting manner, and the third driving column is connected to the third guide groove in an inserting manner.

In one embodiment, the first rotating assembly comprises a first driving synchronizing wheel, the second rotating assembly comprises a second driving synchronizing wheel, the third rotating assembly comprises a third driving synchronizing wheel, the rotating speed of the first rotating assembly is equal to the rotating speed of the third rotating assembly, and the ratio of the rotating speed of the first rotating assembly to the rotating speed of the second rotating assembly is 16: 15, first runner assembly with the third runner assembly passes through first hold-in range and connects, the second runner assembly with the third runner assembly passes through the second hold-in range and connects.

In one embodiment, the supporting assembly comprises a supporting platform and a supporting ball rolling on the supporting platform, the supporting platform is provided with a limiting groove, the supporting ball is located in the limiting groove, and the track board assembly is erected on the supporting ball.

In one embodiment, the track plate assembly comprises two or more guide seats distributed at intervals on the mounting plate, the guide seats are provided with guide holes and needle bearings arranged in the guide holes, and the sliding rod is slidably connected with the needle bearings.

In one embodiment, the weight block is sleeved on the sliding rod.

In an embodiment, the flip martindale tester further includes a control module installed on the working platform, the driving device is electrically connected with the control module, and the control module includes a display unit installed in front of the working platform.

In one embodiment, the lifting device further comprises a lifting assembly mounted on the working platform, and the lifting assembly is connected to the mounting plate and electrically connected with the control module.

After adopting the structure, compared with the prior art, the utility model has the advantages that: the mounting plate and the driving plate are hinged into a whole and can circularly move along the motion trail of the Lisharu under the driving of the driving device. The mounting panel rotates and drives the mounting panel and keeps away from the mill platform subassembly for the drive plate to make things convenient for mill platform abrasive material fabric's installation, change and detect convenient operation.

Drawings

The utility model is further illustrated with reference to the following figures and examples:

fig. 1 is a schematic structural diagram of the flip-type martindale tester of the present invention.

Fig. 2 is a schematic structural view of the mounting plate in an open state according to the present invention.

Fig. 3 is a schematic structural view of the decorative panel of the present invention in an open state.

Fig. 4 is a schematic view of the drive connection of the drive device of the present invention.

Fig. 5 is a schematic structural view of the driving connection of the first rotating assembly and the driving plate in the present invention.

FIG. 6 is a schematic structural view of a wear-resistant test friction head assembly of the present invention.

Fig. 7 is a schematic structural view of a fuzzing and pilling test friction head assembly of the present invention.

In the figure: a working platform 10; a bottom cover 11; a reinforcing rib 12; a grinding table assembly 20; a track plate assembly 30; a drive plate 31; the first guide groove 311; the second guide groove 312; a third guide groove 313; a mounting plate 32; a guide seat 33; a guide hole 331; a sample holder assembly 40; a slide bar 41; a wear-resistant sample holder 42; a weight 43; a fuzz-pilling test friction head assembly 44; a wear test friction head assembly 45; a counterweight 46; a fuzzing and pilling sample holder 47; a drive device 50; a drive module 51; a first rotating assembly 52; a first drive column 521; a first drive synchronizing wheel 522; a cam plate 523; positioning holes 524; the second rotating assembly 53; a second drive column 531; a second drive synchronizing wheel 532; a third rotating assembly 54; a third drive column 541; a third driving synchronizing wheel 542; a first timing belt 55; a second timing belt 56; a support assembly 60; a support platform 61; a limit groove 611; a support ball 62; a control module 70; a display unit 71; a slide assembly 80; a first carriage 81; a second carriage 82; a lift assembly 90.

Detailed Description

The following description is only a preferred embodiment of the present invention, and does not limit the scope of the present invention.

In the embodiment, as shown in fig. 1 to 7, the utility model discloses a flip-type martindale tester, which can simultaneously test a plurality of sample cloths to improve the detection efficiency. Or different types of sample cloths can be detected under the same condition to form a comparison test, and the test flexibility is high.

The flip-type martindale tester comprises a working platform 10, a track board assembly 30, two or more sample holder assemblies 40, a driving device 50 arranged on the working platform 10, a sliding assembly 80, two or more grinding table assemblies 20 and a supporting assembly 60. The working platform 10 is a special-shaped flat plate structure, and may include a bottom cover 11 formed by bending a plate. Further, the bottom cover 11 is provided with a reinforcing rib 12, a reinforcing pipe, or other fittings to form a frame structure to improve the strength of the work platform 10. The sample holder assembly 40 comprises a wear-resistant testing friction head assembly 45 and a pilling testing friction head assembly 44, wherein the wear-resistant testing friction head assembly 45 is used for a big Lissajous track, and the pilling testing friction head assembly 44 is used for a small Lissajous track.

The track plate assembly 30 is positioned above the work platform 10 and mounted to the support assembly 60 such that the track plate assembly 30 is positioned for in-plane movement. Track plate assembly 30 includes a drive plate 31 and a mounting plate 32 hingedly connected to drive plate 31, mounting plate 32 being mounted to support assembly 60, and drive plate 31 being mounted to slide assembly 80. The mounting plate 32 and the driving plate 31 are hinged and connected into a whole and can integrally move circularly along the Lissajous movement track line under the driving of the driving device 50. The mounting plate 32 rotates relative to the drive plate 31 and drives the mounting plate 32 to be away from the grinding table assembly 20, so that the abrasive fabric can be conveniently mounted, replaced and detected, and the operation is convenient.

The supporting assembly 60 includes a supporting platform 61 and a supporting ball 62 rolling on the supporting platform 61, the supporting platform 61 is provided with a limiting groove 611, the supporting ball 62 is located in the limiting groove 611, and the track plate assembly 30 is erected on the supporting ball 62. The supporting platform 61 is fixed on the working platform 10, and a groove-shaped limiting groove 611 is arranged at the top of the supporting platform 61. The groove bottom of the limiting groove 611 is configured to be a plane, the supporting ball 62 is connected in the limiting groove 611 in a rolling manner, and the groove wall of the limiting groove 611 can limit the rolling range of the supporting ball 62. Alternatively, the stopper groove 611 is configured as a circular groove, and the spherical diameter of the support ball 62 is larger than the recess depth of the stopper groove 611. Optionally, four support members 60 are provided and distributed in a trapezoidal shape to support the track plate assembly 30 for planar movement.

The sample holder assemblies 40 are mounted to the mounting plate 32 and abut against the platen assemblies 20 in a one-to-one correspondence, wherein the sample holder assemblies 40 are slidably connected to the mounting plate 32 and abut against the corresponding platen assemblies 20 under the action of gravity. Wherein, the grinding table subassembly 20 is installed in work platform 10 and the quantity equals the quantity of wear-resisting test friction head subassembly 45, perhaps, wear-resisting test friction head subassembly 45 equals with the number of the friction head subassembly 44 of the test of pilling, sample holder subassembly 40, with grinding table subassembly 20 one-to-one butt joint, each wear-resisting test friction head subassembly 45 or each pilling test friction head subassembly 44 install the cloth sample that awaits measuring, install standard abrasive fabric on each grinding table subassembly 20. Optionally, nine of the grinding table assemblies 20 are provided and are symmetrically distributed with respect to the track plate assembly 30. Correspondingly, nine sample holder assemblies 40 are configured, and the nine sample holder assemblies 40 are symmetrically distributed on the mounting plate 32, so that the whole stress is balanced, and the movement is stable.

The wear-resistant test friction head piece 45 comprises a slide rod 41 connected to the mounting plate 32 in a sliding manner, a wear-resistant sample holder 42 sleeved at one end of the slide rod 41 and a balancing weight 43 installed at the other end of the slide rod 41, wherein the wear-resistant sample holder 42 abuts against a standard abrasive fabric fixed on the grinding table component 20, so that the sample fabric fixed on the wear-resistant sample holder 42 is directly rubbed with the standard abrasive fabric, and then the wear-resistant sample fabric to be evaluated is obtained. The contact area and the friction track of the wear-resistant sample holder 42 and the sample cloth meet the standard requirements.

The friction head assembly 44 for fuzzing and pilling test comprises a sliding rod 41 which is connected to the mounting plate 32 in a sliding mode, a fuzzing and pilling sample holder 47 which is sleeved at one end of the sliding rod 41 and a balancing weight 46 which is sleeved on the fuzzing and pilling sample holder 47, wherein the fuzzing and pilling sample holder 47 abuts against a standard abrasive fabric fixed on the grinding table assembly 20, so that the sample fabric fixed on the fuzzing and pilling sample holder 47 directly rubs with the standard abrasive fabric, and then the fuzzing and pilling sample fabric to be evaluated is obtained. The contact area and the friction track of the fuzzing and pilling sample holder 47 and the sample cloth meet the standard requirements.

The driving plate 31 is mounted to a slide assembly 80, and the slide assembly 80 can support the track plate assembly 30 to move arbitrarily within a plane. Alternatively, the sliding assembly 80 includes a first sliding frame 81 mounted to the work platform 10 and a second sliding frame 82 slidably connected to the first sliding frame 81, the sliding direction of the first sliding frame 81 is perpendicular to the sliding direction of the second sliding frame 82, and the driving plate 31 is fixed to the second sliding frame 82. The first carriage 81 and the second carriage 82 form a mutually perpendicular sliding rail structure, and the sliding directions of the two are mutually perpendicular, so as to drive the track plate assembly 30 to move to any position in a plane, and provide support and positioning in the height direction for the driving plate 31. The driving device 50 drives the track plate assembly 30 to circularly move according to the Lissajous motion track, so that the motion track of the wear-resistant test friction head assembly 45 or the pilling test friction head assembly 44 mounted on the track plate assembly 30 meets the friction track requirement.

The flip-type martindale tester further comprises a control module 70 mounted on the working platform 10, the driving device 50 is electrically connected with the control module 70, and the control module 70 comprises a display unit 71 mounted in front of the working platform 10. The control module 70 controls the operating parameters of the drive 50 and records corresponding operating parameters such as operating time, trace patterns, turns, etc. The display unit 71 is configured as a display screen or the like, and is installed on the front of the working platform 10, so that the user can conveniently and intuitively judge.

Optionally, the flip-type martindale tester further comprises a lifting assembly 90 mounted to the work platform 10, the lifting assembly 90 being connected to the mounting plate 32 and electrically connected to the control module 70. The lifting assembly 90 is provided as an electric push rod, an air cylinder or other telescopic elements, which are electrically connected to the control module 70 and push the mounting plate 32 to rotate under a control instruction, so as to automatically lift or press down, and the operation is convenient.

As shown in fig. 3-7, the driving device 50 is used to drive the track plate assembly 30 to move so as to drive the plurality of sample holder assemblies 40 to move synchronously. In one embodiment, the driving device 50 includes a driving module 51, a first rotating assembly 52 in driving connection with the driving module 51, a third rotating assembly 54 in connection with the first rotating assembly 52, and a second rotating assembly 53 in connection with the third rotating assembly 54. The driving module 51 is configured to include a driving motor and a speed reduction module connected to the driving motor, so that the output rotation speed of the driving module 51 meets the detection standard. The first rotating assembly 52, the second rotating assembly 53 and the third rotating assembly 54 rotate around their center lines respectively and are connected through a synchronous belt transmission so as to form a synchronous rotation driven by the same driving module 51.

Optionally, the first rotating assembly 52 includes a first driving synchronizing wheel 522, the second rotating assembly 53 includes a second driving synchronizing wheel 532, the third rotating assembly 54 includes a third driving synchronizing wheel 542, the rotating speed of the first rotating assembly 52 is equal to the rotating speed of the third rotating assembly 54, and the ratio of the rotating speed of the first rotating assembly 52 to the rotating speed of the second rotating assembly 53 is 16: 15, so that the driving device 50 can drive the track plate component 30 to move along the Lissajous movement track. The first rotating unit 52 and the third rotating unit 54 are connected by a first timing belt 55, and the second rotating unit 53 and the third rotating unit 54 are connected by a second timing belt 56. Optionally, the first driving synchronizer 522, the second driving synchronizer 532, and the third driving synchronizer 542 are arranged in a straight line.

The first rotating assembly 52 includes a first driving post 521 eccentrically disposed with respect to a revolution center line of the first rotating assembly 52, the second rotating assembly 53 includes a second driving post 531 eccentrically disposed with respect to a revolution center line of the second rotating assembly 53, and the third rotating assembly 54 includes a third driving post 541 eccentrically disposed with respect to a revolution center line of the third rotating assembly 54. The first driving column 521 is located at the end of the first rotating assembly 52 and constitutes an eccentric structure, and similarly, the second driving column 531 and the third driving column 541 also constitute respective eccentric structures.

Optionally, the eccentric distance of the first drive column 521 from the center line of gyration of the first rotation assembly 52 may be adjusted to form a lissajous motion profile required by a different standard, such as a large lissajous motion profile, a small lissajous motion profile, and the like. Specifically, the end of the first rotating assembly 52 is provided with a cam plate 523, and two or more positioning holes 524 are distributed at intervals from the center of the cam plate 523 to the edge direction. The first driving column 521 is inserted into the positioning hole 524 to form a cam rotating structure with different specifications, so that the adjustment is convenient. Based on the same principle, the second driving column 531 and the third driving column 541 also form eccentric wheel structures with different adjustable eccentricities.

The driving plate 31 is provided with a first guide groove 311, a second guide groove 312 and a third guide groove 313 which penetrate through and are distributed at intervals, the first guide groove 311 and the third guide groove 313 are positioned on the same straight line, the second guide groove 312 is perpendicular to the first guide groove 311 and is positioned between the first guide groove 311 and the third guide groove 313, the first driving column 521 is connected to the first guide groove 311 in an inserted manner, the second driving column 531 is connected to the second guide groove 312 in an inserted manner, and the third driving column 541 is connected to the third guide groove 313 in an inserted manner.

The eccentric directions of the initial positions of the eccentric wheel structures of the first rotating assembly 52 and the third rotating assembly 54 are eccentric forward and backward and are consistent or eccentric left and right and are consistent. The eccentric direction of the initial position of the eccentric wheel structure of the second rotating assembly 53 is perpendicular to the eccentric direction of the initial position of the eccentric wheel structure of the first rotating assembly 52 and the third rotating assembly 54 as described above, so that the track plate assembly 30 performs a lissajous movement track line under the restriction of the first guide groove 311, the second guide groove 312 and the third guide groove 313 when the driving assembly drives the first rotating assembly 52, the second rotating assembly 53 and the third rotating assembly 54 to rotate, and the rotation is smooth. Alternatively, the eccentric motions of the first rotating assembly 52, the second rotating assembly 53 and the third rotating assembly 54 can be combined into a motion track plate assembly 30 which makes a large lissajous motion track line, a small lissajous motion track line, a straight reciprocating motion and the like relative to the working platform 10 integrally, and the operation is smooth.

Further, the track plate assembly 30 further includes two or more guide bases 33 spaced apart from the mounting plate 32, the guide bases 33 are provided with guide holes 331 and needle bearings disposed in the guide holes 331, and the sliding rod 41 is slidably connected to the needle bearings. The sample holder assembly 40 slides and rotates linearly along the central line direction of the needle bearing, so that the gravity of the balancing weight 43 acts on the wear-resistant sample holder 42 through the sliding rod 41, or the gravity of the balancing weight 46 acts on the fuzzing and pilling sample holder 47 directly, and the pressure adjustment is convenient. Optionally, the weight block 43 is sleeved on the end of the sliding rod 41, wherein the weight block 43 includes a blind hole or a counter bore-shaped sleeved hole, and the end of the sliding rod 41 is inserted into the sleeved hole to facilitate the selection of the weight blocks 43 with different weights. The balancing weight 46 comprises a central through hole and is directly sleeved on the fuzzing and pilling sample holder 47, so that the balancing weight is convenient, and the friction pressure is adjusted.

Further, the flip-type martindale tester further comprises a decorative cover plate hinged to the track plate assembly 30, and the decorative cover plate covers most of the driving plate 31 so as to improve the safety of the operation of the tester and the overall aesthetic property.

The above-described embodiments are merely exemplary embodiments of the present application and are not intended to limit the present application, and any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the scope of the present application. Other structures and principles are the same as those of the prior art, and are not described in detail herein.

Claims

1. A flip Martindale tester is characterized by comprising a working platform, a track board component, two or more than two sample holder components, a driving device arranged on the working platform, a sliding component, two or more than two grinding table components and a supporting component, the track board assembly comprises a driving board and a mounting board hinged to the driving board, the mounting board is erected on the supporting assembly, the driving plate is assembled on the sliding assembly, the sample holder assembly is arranged on the mounting plate and is correspondingly abutted against the grinding table assembly one by one, the sample holder component comprises a slide bar which is connected with the mounting plate in a sliding way, a sample holder which is inserted into one end of the slide bar and a balancing weight which is arranged at the other end of the slide bar, the sample holder is abutted against the grinding table assembly, and the driving device drives the track plate assembly to circularly move according to the Lisharu motion track.

2. The flip type martindale tester as claimed in claim 1, wherein the sliding assembly includes a first sliding frame mounted to the work platform and a second sliding frame slidably connected to the first sliding frame, a sliding direction of the first sliding frame is perpendicular to a sliding direction of the second sliding frame, and the driving plate is fixed to the second sliding frame.

3. The flip-type martindale tester as claimed in claim 1, wherein the driving device includes a driving module, a first rotating assembly drivingly connected to the driving module, a third rotating assembly connected to the first rotating assembly, and a second rotating assembly connected to the third rotating assembly, the first rotating assembly includes a first driving post eccentrically disposed with respect to a center line of gyration of the first rotating assembly, the second rotating assembly includes a second driving post eccentrically disposed with respect to a center line of gyration of the second rotating assembly, the third rotating assembly includes a third driving post eccentrically disposed with respect to a center line of gyration of the third rotating assembly, the driving plate is provided with first, second, and third guide grooves at intervals, the first and third guide grooves are in the same straight line, the second guide groove is perpendicular to the first guide groove and is located between the first guide groove and the third guide groove, the first driving column is connected to the first guide groove in an inserting mode, the second driving column is connected to the second guide groove in an inserting mode, and the third driving column is connected to the third guide groove in an inserting mode.

4. The flip type martindale tester as claimed in claim 3, wherein the first rotation assembly includes a first driving synchronization wheel, the second rotation assembly includes a second driving synchronization wheel, the third rotation assembly includes a third driving synchronization wheel, the rotation speed of the first rotation assembly is equal to the rotation speed of the third rotation assembly, and the ratio of the rotation speed of the first rotation assembly to the rotation speed of the second rotation assembly is 16: 15, first runner assembly with the third runner assembly passes through first hold-in range and connects, the second runner assembly with the third runner assembly passes through the second hold-in range and connects.

5. The flip type martindale tester as claimed in claim 1, wherein the support assembly includes a support platform and a support ball rolling on the support platform, the support platform is provided with a limit groove, the support ball is located in the limit groove, and the track board assembly is erected on the support ball.

6. The flip-type martindale tester as claimed in claim 1, wherein the track plate assembly includes two or more guide seats spaced apart from the mounting plate, the guide seats being provided with guide holes and needle bearings disposed in the guide holes, the slide bar being slidably connected to the needle bearings.

7. The flip-type martindale tester as claimed in claim 1, wherein the weight is sleeved on the slide bar.

8. The flip martindale tester as claimed in claim 1, further comprising a control module mounted to the work platform, wherein the driving device is electrically connected to the control module, and the control module comprises a display unit mounted in front of the work platform.

9. The flip type martindale tester as claimed in claim 8, further comprising a lifting assembly mounted to the work platform, the lifting assembly being connected to the mounting plate and electrically connected to the control module.