CN117091979A - Clothing surface fabric impact wear performance detection device - Google Patents
Clothing surface fabric impact wear performance detection device Download PDFInfo
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- CN117091979A CN117091979A CN202311306722.5A CN202311306722A CN117091979A CN 117091979 A CN117091979 A CN 117091979A CN 202311306722 A CN202311306722 A CN 202311306722A CN 117091979 A CN117091979 A CN 117091979A
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- 239000004744 fabric Substances 0.000 title claims abstract description 109
- 238000001514 detection method Methods 0.000 title claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims abstract description 85
- 230000007246 mechanism Effects 0.000 claims abstract description 57
- 238000012360 testing method Methods 0.000 claims abstract description 46
- 230000033001 locomotion Effects 0.000 claims abstract description 17
- 230000005484 gravity Effects 0.000 claims description 6
- 238000005299 abrasion Methods 0.000 abstract description 16
- 230000001681 protective effect Effects 0.000 description 7
- 238000013461 design Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 210000002268 wool Anatomy 0.000 description 2
- 206010060820 Joint injury Diseases 0.000 description 1
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- FJQXCDYVZAHXNS-UHFFFAOYSA-N methadone hydrochloride Chemical compound Cl.C=1C=CC=CC=1C(CC(C)N(C)C)(C(=O)CC)C1=CC=CC=C1 FJQXCDYVZAHXNS-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/56—Investigating resistance to wear or abrasion
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/30—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight
- G01N3/303—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight generated only by free-falling weight
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model provides a clothing surface fabric impact wear performance detection device, relates to surface fabric detection technical field, and it includes surface fabric clamping unit and drives its pivoted power unit, and surface fabric clamping unit transmission is connected with the hoisting unit that can drive it to keep away from/be close to the testboard; one side of the lifting unit is also provided with a clutch transmission mechanism capable of controlling the locking/releasing lifting unit; the fabric clamping device also comprises a counterweight unit which can coaxially rotate with the fabric clamping unit, and the fabric clamping unit can delay rotation under the action of the counterweight unit. According to the invention, through the arrangement of the power unit, the lifting unit, the clutch transmission mechanism and the counterweight unit, the impact abrasion condition of the garment fabric in an actual motion scene can be simulated, the human intervention in the test is reduced, and the accuracy and the reliability of the test are improved. In addition, the impact load of different weights on the clothing fabric can be simulated, so that the impact wear resistance of the clothing fabric in the practical application state can be estimated more accurately.
Description
Technical Field
The invention relates to the technical field of fabric detection, in particular to a device for detecting impact abrasion performance of clothing fabric.
Background
Martindale abrasion resistance testing machines are commonly used to test the abrasion resistance of textiles such as clothing, apparel, footwear, luggage, and the like. The abrasive mainly adopts wool fabrics, wool felts and polyurethane foam plastics, and the indexes for evaluating the wear resistance degree comprise appearance changes such as fuzzing, pilling, hole breaking and the like and quality loss. However, protective clothing worn in sports scenes such as riding, skiing, roller sports, etc. is mainly used for avoiding mechanical damage to the human body in emergency situations. Because the friction experienced by the surface fabric of the garment often carries a huge impact load after the movement state is out of control, the instantaneous impact force can break through the fabric and cause joint injury of a human body. In addition, individuals of different weights wear protective garments with different degrees of wear after loss of motion. Therefore, conventional abrasion resistance testing machines are not suitable for such protective garments with a relatively high degree of abrasion.
Disclosure of Invention
In order to solve the technical problem that the traditional wear-resisting testing machine in the background technology is not suitable for protective clothing with strong wear degree, the invention provides a device for detecting the impact wear performance of clothing fabric.
The technical scheme of the invention is as follows:
the utility model provides a clothing surface fabric impact wear performance detection device, it includes mount and the testboard that sets up on it, is equipped with the power unit in the mount, and the power unit includes third power supply and the transmission shaft rather than transmission connection, and the lower extreme and the third power supply transmission connection of transmission shaft, upper end pass the testboard and are equipped with surface fabric clamping unit;
the fabric clamping unit is in transmission connection with a lifting unit which can drive the fabric clamping unit to be far away from/close to the test bench;
the fabric clamping unit comprises a first rotary table and a fabric clamping mechanism of an outer ring of the first rotary table, wherein the vertical projection of the fabric clamping mechanism falls on the test table, the first rotary table is sleeved at the upper end of the transmission shaft in a sliding manner and does not rotate relative to the transmission shaft, an annular groove is formed in the outer ring of the first rotary table, the lifting unit comprises a supporting ring which is sleeved in the annular groove and does not rotate along with the first rotary table, the supporting ring is connected with a first power source through a transmission assembly, and the supporting ring can be controlled to move upwards through the first power source;
the clutch transmission mechanism is further arranged on one side of the transmission component and comprises a locking rod and a second power source for driving the locking rod to do telescopic movement, the second power source can drive the locking rod to lock the transmission component when the fabric clamping unit is lifted to a preset height, and can drive the locking rod to release the transmission component when the power unit reaches a preset rotating speed, and meanwhile the fabric clamping unit can fall on the test bench under the action of self gravity;
the motion of the fabric clamping unit relative to the test bench can be controlled through the arrangement of the power unit, the lifting unit and the clutch transmission mechanism, so that the impact abrasion condition of the garment fabric in an actual motion scene can be simulated and tested, the automatic operation is realized, the human intervention is reduced, and the accuracy and the reliability of the test are improved;
the fabric clamping device further comprises a weight balancing unit, wherein the weight balancing unit can coaxially rotate with the fabric clamping unit, and the fabric clamping unit can delay rotation under the action of the weight balancing unit. Through the coaxial setting of counter weight unit and surface fabric clamping unit, simulated the surface fabric under the motion state, after out of control under the inertial action with the actual wearing and tearing state between the testboard.
The counterweight unit comprises a second rotary table which is sleeved on the transmission shaft in a sliding manner, and a plurality of counterweight clamping mechanisms are uniformly distributed on the outer ring circumference of the second rotary table. The balancing weight clamping mechanism is provided with the balancing weight, and the impact load of different weights on the clothing fabric can be simulated by adjusting the weight of the balancing weight, so that the impact wear resistance of the clothing fabric in the practical application can be estimated more accurately, and a reliable impact friction performance detection basis is provided for the design and production of protective clothing.
The garment fabric impact abrasion performance detection device comprises the plurality of first supporting rods which are circumferentially and uniformly distributed around the outer ring of the first rotating table, the fabric clamps are arranged at one ends of the first supporting rods, which are far away from the transmission shaft, and the distances between the plurality of fabric clamps and the upper surface of the test bench are always the same, so that a plurality of fabric samples arranged on the plurality of fabric clamps can uniformly rub with the test bench, and a more accurate detection result is obtained.
As a further embodiment, the first power source is a pedal, the middle part of the pedal is hinged with the fixing frame, one end part of the pedal is in transmission connection with the supporting ring through the transmission assembly, the other end of the pedal extends out of the fixing frame, an operator can drive the lifting unit to act through stepping on the pedal conveniently, and the operation mode is simple, safe and reliable.
The transmission assembly comprises a connecting rod, the middle part of the connecting rod is hinged with the fixing frame, one end of the connecting rod is hinged with the pedal through a traction piece, the other end of the connecting rod is provided with a strip-shaped sliding hole, the outer ring of the supporting ring is provided with a bulge, and the bulge is in sliding fit with the sliding hole so as to reduce abrasion between the connecting rod and the supporting ring.
In order to enable the lifting mechanism to meet the lifting of the dough clamping unit, and when the dough clamping mechanism is released from the locking mechanism, the dough clamping mechanism can fall on the test bench along the transmission shaft under the action of self gravity, the traction piece is set to be a belt, one end of the belt, which is far away from the pedal, is further provided with a clutch accessory which is hinged with the connecting rod, the clutch accessory is provided with a stop hole which can be matched with the locking rod, when the dough clamping mechanism is lifted to a preset height, the second power source drives the locking rod to extend out to be in plug-in fit with the stop hole which is arranged on the clutch accessory, locking of the lifting mechanism is achieved, and then the fabric clamping unit is locked at the preset height position.
The clutch accessory is characterized in that a fine adjustment mechanism is further arranged between the support ring and the clutch accessory and is arranged to drive the connecting rod to drive the clutch accessory to move, so that the position of the clutch accessory relative to the locking rod is adjusted, the locking rod can be more accurately matched with the clutch accessory in an inserting mode, plastic deformation possibly occurs when the belt is used for a long time through multiple stretching, the length is increased, the size is usually smaller, and at the moment, the fine adjustment mechanism is adopted to accurately adjust, so that the locking rod and the clutch accessory can be kept at the relative position of the inserting matching mode. And the lifting unit can be regarded as a lever structure, and the fine tuning can then be regarded as a fulcrum of lever, and when locking mechanism locked the separation and reunion accessory, can adjust the height of lever fulcrum through adjusting the fine tuning, and then can finely tune the distance between surface fabric clamping unit and the testboard.
For the slip of first revolving stage on the transmission shaft to and the dismouting of first revolving stage and second revolving stage, the upper end of transmission shaft is equipped with the linkage segment, and sets up the linkage segment into the integral key shaft structure, and first revolving stage and second revolving stage all overlap downwards from the top of linkage segment and establish on the linkage segment, its easy operation, connect reliably, and wherein the structure of integral key shaft still has better transmission performance for power unit can drive surface fabric clamping unit motion more smoothly. Meanwhile, the connecting section of the spline shaft structure also has good wear resistance, so that the wear between the two rotary tables and the spline shaft can be reduced, and the service life of equipment is prolonged.
The second revolving stage sets up in the top of first revolving stage, and the upper end of integral key shaft still is equipped with the axle head, and the axle head cover can dismantle with connecting axle and second revolving stage and be connected, can conveniently fix counterweight mechanism, and the detachable connection design of axle cover makes maintenance and change counterweight mechanism become simple swift.
The invention has the beneficial effects that: according to the garment fabric impact abrasion performance detection device, through the arrangement of the power unit, the lifting unit and the clutch transmission mechanism, the movement of the fabric clamping unit relative to the test table can be controlled, so that the impact abrasion condition of the garment fabric in an actual movement scene can be simulated and tested, automatic operation is realized, human intervention in the test is reduced, and the accuracy and reliability of the test are improved. In addition, by adjusting the weight of the balancing weight in the balancing weight mechanism, the impact load of different weights on the clothing fabric can be simulated, so that the impact wear resistance of the clothing fabric in the practical application can be more accurately estimated, and a reliable impact friction performance detection basis is provided for the design and production of protective clothing.
Drawings
In the drawings:
FIG. 1 is a schematic view of the external structure of a device for detecting the impact abrasion performance of a garment material according to the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic view of the AA in FIG. 2;
FIG. 4 is a schematic view of the internal structure of FIG. 1;
FIG. 5 is a front view of the lift unit, clutch transmission and fine adjustment mechanism of FIG. 4;
FIG. 6 is a side view of FIG. 5;
the components represented by the reference numerals in the figures are:
1. a fixing frame; 2. a test bench; 3. a fabric clamping unit; 31. a first rotary table; 32. a fabric clamping mechanism; 4. a power unit; 41. a transmission shaft; 42. a third power source; 43. a shaft end cover; 5. a lifting unit; 51. a first power source; 52. a support ring; 53. a locking lever; 54. a second power source; 55. a connecting rod; 56. a traction member; 57. a clutch fitting; 6. a counterweight unit; 61. a second rotary table; 62. a balancing weight clamping mechanism; 7. and a fine adjustment mechanism.
Detailed Description
Referring to fig. 1 and 3, the present embodiment provides a device for detecting impact abrasion performance of a garment fabric, which is used for detecting impact abrasion performance of a garment fabric, and comprises a fixing frame 1 and a test board 2 arranged on the fixing frame, wherein a power unit 4 is arranged in the fixing frame 1, an opening is arranged in the middle of the test board 2, the power unit 4 comprises a third power source 42 and a transmission shaft 41 in transmission connection with the third power source 42, the lower end of the transmission shaft 41 is in transmission connection with the third power source 42, and the upper end of the transmission shaft passes through the opening and is provided with a fabric clamping unit 3;
the fabric clamping unit 3 is in transmission connection with a lifting unit 5 which can drive the fabric clamping unit to be far away from/close to the test bench 2;
referring to fig. 4, the fabric clamping unit 3 includes a first rotary table 31 and a fabric clamping mechanism 32 on an outer ring thereof, the vertical projection of the fabric clamping mechanism 32 falls on the test bench 2, the first rotary table 31 is in a cylindrical structure, the first rotary table 31 is slidably sleeved at the upper end of the transmission shaft 41 and does not rotate relative to the transmission shaft 41, an annular groove is formed on the outer ring of the first rotary table 31, the lifting unit 5 includes a supporting ring 52 which is sleeved in the annular groove and does not rotate along with the first rotary table 31, the supporting ring 52 is connected with a first power source 51 through a transmission assembly, and the supporting ring 52 can be controlled to move upwards through the first power source 51;
with reference to fig. 5 and 6, one side of the transmission assembly is further provided with a clutch transmission mechanism, which comprises a locking rod 53 and a second power source 54 for driving the locking rod to perform telescopic movement, wherein the second power source 54 can drive the locking rod 53 to lock the transmission assembly when the fabric clamping unit 3 is lifted to a preset height, and can drive the locking rod 53 to release the transmission assembly when the power unit 4 reaches a preset rotating speed, and meanwhile, the fabric clamping unit 3 can fall on the test bench 2 under the action of self gravity;
the fabric clamping device further comprises a weight balancing unit 6, wherein the weight balancing unit 6 can coaxially rotate with the fabric clamping unit 3, and the fabric clamping unit 3 can delay rotation under the action of the weight balancing unit 6.
Through the arrangement of the power unit 4, the lifting unit 5 and the clutch transmission mechanism, the movement of the fabric clamping unit 3 relative to the test bench 2 can be controlled, so that the impact abrasion condition of the garment fabric in an actual movement scene can be simulated and tested, automatic operation is realized, manual intervention is reduced, and the accuracy and reliability of the test are improved. In addition, through the coaxial arrangement of the counterweight unit 6 and the fabric clamping unit 3, the actual abrasion state between the fabric and the test bench 2 under the inertia effect after the fabric is out of control in a motion state is simulated.
Wherein, surface fabric clamping mechanism 32 includes a plurality of first bracing piece around the outer lane circumference equipartition of first revolving stage 31, and the one end that transmission shaft 41 was kept away from to first bracing piece is equipped with the surface fabric clamp, and the interval of a plurality of surface fabric clamp and testboard 2 upper surface is the same all the time to the homoenergetic is evenly rubbed between a plurality of surface fabric sample and the testboard 2 of messenger's installation on a plurality of surface fabric clamp, in order to obtain more accurate testing result.
The counterweight unit 6 comprises a second rotary table 61 which is sleeved on the transmission shaft 41 in a sliding manner, a plurality of counterweight clamping mechanisms 62 are circumferentially and uniformly distributed on the outer ring of the second rotary table 61, each counterweight clamping mechanism 62 comprises a plurality of second supporting rods circumferentially and uniformly distributed on the outer ring of the second rotary table 61, one end, far away from the transmission shaft 41, of each second supporting rod is provided with a counterweight, and impact loads of different weights on clothing fabrics can be simulated by adjusting the weights of the counterweights, so that impact wear resistance of the clothing fabrics in practical application can be evaluated more accurately, and reliable impact friction performance detection basis is provided for design and production of protective clothing.
The number of the first supporting rods is the same as that of the second supporting rods, wherein the included angles of any two adjacent first supporting rods and second supporting rods are equal to each other relative to the axis of the transmission shaft 41, the precision of the test result is improved, the inertia energy generated by the counterweight unit 6 is ensured to be uniformly distributed on the dough clamp, and the precision of the test result is higher.
When the fabric sample is installed, the fabric sample is respectively arranged in the warp direction, the weft direction and the 45-degree angle direction along the warp and weft direction in order to achieve a better test effect, so that the fabric sample is tested in multiple directions. And in order to test more conveniently under the condition of meeting the test, the number of the first support rods is three, the corresponding second support rods are also three, and the included angle between any two adjacent first support rods and second support rods is 60 degrees relative to the axis of the transmission shaft 41.
The first rotary table 31 comprises a supporting table and a transmission table which are arranged up and down and are coaxial, the supporting table is of a triangular structure, one ends of three first supporting rods, which are close to the transmission shaft 41, are respectively detachably connected to three angular positions, which are outside, of the lower surface of the supporting table, the lower surface of the other ends of the three first supporting rods are detachably connected with the dough clips, the transmission table is of a cylindrical structure, the outer ring of the transmission table is in transmission connection with the supporting ring 52, the distance between the lower surface of the supporting table and the upper surface of the transmission table is greater than the length dimension of the first supporting rods in the vertical direction, the supporting table and the transmission table are detachably connected through a plurality of intermediate connecting pieces, the distance between the first supporting rods and the connecting rods is pulled through the arrangement of the supporting table and the transmission table, and interference between the connecting rods 55 and the first supporting rods in the movement process is avoided.
The first support rod and the second support rod are of long-strip-shaped structures with the same specification, and the cross section of the first support rod and the second support rod are rectangular, so that the processing of the first support rod and the second support rod is facilitated, and the installation of the fabric clamp and the balancing weight on the first support rod and the second support rod is also facilitated. The fabric clamp comprises an upper clamping piece and a lower supporting ring, wherein the upper part of the upper clamping piece is in a cylindrical structure and is connected with the lower surface of the first supporting rod, the lower part of the upper clamping piece is in a conical structure, the upper end and the lower end of the upper clamping piece are in round planes, the upper end size of the upper clamping piece is larger than the lower end size, the lower part of the upper clamping piece penetrates through the lower supporting ring and is arranged towards the test bench 2, the lower end face of the upper clamping piece is parallel to the test bench 2, the upper clamping piece is connected with the lower supporting ring through bolts so that the sample fabric can be conveniently installed between the upper clamping piece and the lower supporting ring, the upper clamping piece and the lower supporting ring can be pre-installed through bolts, and after the position and the angle of the sample fabric are adjusted, the upper clamping piece and the lower supporting ring are tightly connected through the bolts so that the installation and the position adjustment of the sample fabric are convenient.
The upper end of the transmission shaft 41 is provided with a connecting section, the connecting section is of a spline shaft structure, the first rotary table 31 and the second rotary table 61 are all sleeved on the spline shaft downwards from the upper part of the connecting section, the operation is simple, the connection is reliable, and meanwhile the disassembly and the assembly of the two rotary tables and the sliding of the first rotary table 31 on the transmission shaft 41 are convenient. The spline shaft has good transmission performance, so that the power mechanism can drive the fabric clamping unit 3 to move more smoothly. Meanwhile, the spline shaft structure also has good wear resistance, so that the wear between the two rotary tables and the transmission shaft 41 can be reduced, and the service life of the equipment is prolonged.
The second revolving stage 61 sets up in the top of first revolving stage 31, to the fixed of counter weight mechanism, still is equipped with shaft end cover 43 in the upper end of spline shaft, and shaft end cover 43 can dismantle with connecting axle and second revolving stage 61 and be connected, can conveniently fix counter weight mechanism, and the detachable connection design of shaft cover makes maintenance and change counter weight mechanism become simple swift.
Referring to fig. 1 and 2, the test bench 2 is a test platform made of cement, and it will be understood that, for the test bench 2, the test bench 2 may be also a platform made of other materials such as asphalt, which may be selected according to the requirements of the test environment, and is not limited in this way.
The first power source 51 is a pedal, the middle part of the pedal is hinged with the fixing frame 1, one end of the pedal is in transmission connection with the supporting ring 52 through the transmission assembly, the other end of the pedal extends out of the fixing frame 1, an operator can drive the lifting unit 5 to act through stepping on the pedal conveniently, and the operation mode is simple, safe and reliable.
The above-mentioned transmission subassembly includes connecting rod 55, and connecting rod 55's middle part is articulated with mount 1, and one end passes through traction piece 56 and pedal articulates, and the other end is equipped with banding slide hole, and the outer lane of holding ring 52 is equipped with the arch, and protruding and slide hole sliding fit to alleviate the wearing and tearing between connecting rod 55 and the holding ring 52.
In order that the lifting mechanism can satisfy the lifting of the fabric clamping unit 3, and that the fabric clamping mechanism 32 can drop down on the test bench 2 along the transmission shaft 41 under the action of self gravity after the locking mechanism is released, the traction member 56 is provided as a belt.
The belt is kept away from the clutch accessory 57 that footboard hinged connection was still equipped with, and open on the clutch accessory 57 can with locking lever 53 complex stop hole, when surface fabric clamping mechanism 32 promoted to the default height, electric cylinder drive locking lever 53 stretches out and peg graft the cooperation with the stop hole of seting up on the clutch accessory 57, realize the locking to hoist mechanism, the second power supply 54 is selected to be the electric cylinder here, and then lock surface fabric clamping unit 3 in default high position, when electric cylinder drive locking lever 53 withdrawal and the stop hole that sets up on the clutch accessory 57 release peg graft the cooperation, realize releasing to elevating system, and then surface fabric clamping unit 3 can drop on testboard 2 under self gravity effect, realize the impact friction motion between sample surface fabric and the testboard 2.
The fine adjustment mechanism 7 is further arranged between the support ring 52 and the clutch accessory 57, the fine adjustment mechanism 7 is arranged to drive the connecting rod 55 to drive the clutch accessory 57 to move, and then the position of the clutch accessory 57 relative to the locking rod 53 is adjusted, so that the locking rod 53 can be more accurately matched with the clutch accessory 57 in a plugging mode, and when the belt is used for a long time, plastic deformation possibly occurs due to multiple stretching, the length is increased, the length increase size is usually smaller, and at the moment, the fine adjustment mechanism 7 is adopted to accurately adjust, so that the locking rod 53 and the clutch accessory 57 can be kept at the relative position of the plugging mode. The lifting unit 5 can be regarded as a lever structure, and when the clutch fitting 57 is locked by the locking mechanism, the fine adjustment mechanism 7 is adjusted to adjust the height of the lever fulcrum, so that the distance between the fabric clamping unit 3 and the test bench 2 can be finely adjusted.
The arrangement for an exemplary embodiment of the fine adjustment mechanism 7 described above is as follows:
the fine tuning mechanism 7 comprises a transmission rod connected with the fixing frame 1 in a spiral transmission manner, a vertical moving block and a horizontal moving block, wherein the vertical moving block and the horizontal moving block form an inclined plane sliding structure, the upper end of the vertical moving block is hinged with the middle part of the connecting rod 55, the lower end inclined plane is in sliding fit with the upper end inclined plane of the horizontal moving block, one end of the transmission rod extends out of the fixing frame 1 and is externally connected with a rotating hand wheel, and the other end of the transmission rod is connected with the horizontal moving block. The hand wheel is rotated, the transmission rod drives the horizontal sliding block to move along the horizontal direction, and then the upper end inclined plane of the horizontal sliding block is in sliding fit with the lower end inclined plane of the vertical sliding block, and the vertical sliding block is pushed to move along the vertical direction, thereby the clutch accessory 57 is driven to move through the connecting rod 55, the relative position of the clutch accessory 57 and the locking rod 53 is adjusted, after the clutch accessory 57 is adjusted to be in plug-in fit with the locking rod 53, the hand wheel is continuously rotated, the position of the middle hinging point of the upper end of the vertical sliding block and the connecting rod 55 can move upwards, at this moment, the lifting mechanism 5 can be regarded as a lever structure, the fine-tuning mechanism 7 adjusted at this moment is equivalent to adjusting the fulcrum height of the lever, thereby fine-tuning of the distance between the fabric clamping unit 3 and the test bench 2 is realized, and the hinging point of the middle part of the connecting rod 55 and the middle part of the fixing frame 1 is the same hinging point with the hinging point of the upper end of the vertical sliding block and the middle part of the connecting rod 55.
Claims (10)
1. The utility model provides a clothing surface fabric impact wear performance detection device which is characterized in that, including mount (1) and testboard (2) that set up on it, the mount (1) is inside to be equipped with power unit (4), power unit (4) include third power source (42) and with its transmission shaft (41) of transmission connection, the upper end of transmission shaft (41) passes testboard (2) and is equipped with surface fabric clamping unit (3);
the fabric clamping unit (3) is in transmission connection with a lifting unit (5) capable of driving the fabric clamping unit to be far away from/close to the test bench (2);
the fabric clamping unit (3) comprises a first rotating table (31) and a fabric clamping mechanism (32) of an outer ring of the first rotating table, wherein the vertical projection of the fabric clamping mechanism (32) falls on the test table (2), the first rotating table (31) is slidably sleeved at the upper end of a transmission shaft (41) and does not rotate relative to the transmission shaft (41), an annular groove is formed in the outer ring of the first rotating table (31), the lifting unit (5) comprises a supporting ring (52) which is sleeved in the annular groove and does not rotate along with the first rotating table (31), the supporting ring (52) is connected with a first power source (51) through a transmission assembly, and the supporting ring (52) can be controlled to move upwards through the first power source (51);
the automatic fabric clamping device is characterized in that one side of the transmission assembly is also provided with a clutch transmission mechanism which comprises a locking rod (53) and a second power source (54) for driving the locking rod to do telescopic motion, the second power source (54) can drive the locking rod (53) to lock the transmission assembly when the fabric clamping unit (3) is lifted to a preset height, and can drive the locking rod (53) to release the transmission assembly when the power unit (4) reaches a preset rotating speed, and meanwhile, the fabric clamping unit (3) can fall on the test bench (2) under the action of self gravity;
the fabric clamping device further comprises a weight balancing unit (6), wherein the weight balancing unit (6) can coaxially rotate with the fabric clamping unit (3), and the fabric clamping unit (3) can delay rotation under the action of the weight balancing unit (6).
2. The detection device according to claim 1, wherein the fabric clamping mechanism (32) comprises a plurality of first support rods circumferentially and uniformly distributed around the outer ring of the first rotary table (31), one end of each first support rod, which is far away from the transmission shaft (41), is provided with a fabric clamp, and the intervals between the plurality of fabric clamps and the upper surface of the test bench (2) are always the same.
3. The detection device according to claim 2, characterized in that the first power source (51) is a pedal, the middle part of which is hinged with the fixed frame (1), and one end part of which is in transmission connection with the support ring (52) through a transmission assembly.
4. A device according to claim 3, wherein the transmission assembly comprises a connecting rod (55), the middle part of which is hinged with the fixed frame (1), one end of which is hinged with the pedal through a traction piece (56), the other end of which is provided with a strip-shaped sliding hole, the outer ring of the supporting ring (52) is provided with a bulge, and the bulge is in sliding fit with the sliding hole.
5. The detection device according to claim 4, characterized in that the traction member (56) is further provided with a clutch fitting (57), and the clutch fitting (57) is provided with a stop hole capable of being matched with the locking rod (53).
6. The detection device according to claim 5, characterized in that a fine adjustment mechanism (7) is further arranged between the support ring (52) and the clutch fitting (57), and the fine adjustment mechanism (7) is arranged to drive the connecting rod (55) to drive the clutch fitting (57) to move.
7. The detection device according to claim 4, characterized in that the traction member (56) is a belt.
8. The detection device according to any one of claims 1 to 7, wherein the counterweight unit (6) comprises a second rotary table (61) slidably sleeved on the transmission shaft (41), and a plurality of counterweight holding mechanisms (62) are uniformly distributed on the outer circumference of the second rotary table (61).
9. The detection device according to claim 8, wherein the transmission shaft (31) comprises a connecting section at the upper end thereof, the connecting section is of a spline shaft structure, and the first rotary table (31) and the second rotary table (61) are both sleeved on the connecting section.
10. The detection device according to claim 9, wherein the second rotary table (61) is located above the first rotary table (31), and a shaft cover (43) is further disposed at an upper end of the connection section, and the shaft cover (43) is detachably connected with the connection shaft and the second rotary table (61).
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| CN117405541A (en) * | 2023-10-10 | 2024-01-16 | 泰安东升服装有限公司 | Method for detecting impact abrasion performance of clothing fabric |
| CN117405541B (en) * | 2023-10-10 | 2024-06-25 | 泰安东升服装有限公司 | Method for detecting impact abrasion performance of clothing fabric |
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| KR20110109410A (en) * | 2010-03-31 | 2011-10-06 | (주)글로벌첼린지 | The impact abrasion tester |
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| CN117091979B (en) | 2024-02-13 |
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