CN111024541A - RCA paper tape type wear-resisting tester for plastic products - Google Patents
RCA paper tape type wear-resisting tester for plastic products Download PDFInfo
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- CN111024541A CN111024541A CN201911400516.4A CN201911400516A CN111024541A CN 111024541 A CN111024541 A CN 111024541A CN 201911400516 A CN201911400516 A CN 201911400516A CN 111024541 A CN111024541 A CN 111024541A
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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
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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
- G01N3/04—Chucks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
- G01N2203/0411—Chucks, fixtures, jaws, holders or anvils using pneumatic or hydraulic pressure
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
- G01N2203/0423—Chucks, fixtures, jaws, holders or anvils using screws
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Abstract
The invention discloses an RCA paper tape type wear-resisting tester for plastic products, which comprises a base, a fixed plate fixedly arranged on the upper end surface of the base, a first clamping device arranged on the left side of the front end surface of the fixed plate, a second clamping device arranged on the right side of the front end surface of the fixed plate, a supporting plate fixedly arranged on the upper end surface of the base, two first rotating rollers rotatably arranged on the front end surface of the supporting plate, a second rotating roller rotatably arranged on the front end surface of the supporting plate, a rotating plate rotatably arranged on the rear end surface of the supporting plate, a weight mounting shaft fixedly arranged on the rotating plate and a friction test head fixedly arranged at the lower end of the weight mounting shaft.
Description
Technical Field
The invention belongs to the field of plastic products, and particularly relates to an RCA paper tape type wear-resisting tester for plastic products.
Background
The paper tape abrasion resistance tester is suitable for abrasion resistance tests of mobile phones, PDAs, MP3, CD players, portable computers and various surface coating test articles, and loads are 175g and 55 g. The abrasion effect is judged under a certain number of revolutions after the paper without oil coating or the adhesive tape is rolled and rubbed with the sample, however, the RCA paper on the existing paper tape friction resistance tester needs to be replaced after the RCA paper is used up, the adhesive tape needs to be used when one end of the RCA paper is fixed on a rotating wheel connected with a motor, the adhesive tape needs to be torn off when the RCA paper is taken down, and therefore the replacing step is complicated.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the RCA paper tape type wear-resisting tester for the plastic products, which can replace RCA paper tapes more conveniently without using adhesive tapes when the RCA paper tapes are replaced.
In order to achieve the purpose, the invention adopts the following technical scheme: a RCA paper tape type wear-resisting tester for plastic products comprises a machine base, a fixed plate fixedly arranged on the upper end surface of the machine base, a first clamping device arranged on the left side of the front end surface of the fixed plate, a second clamping device arranged on the right side of the front end surface of the fixed plate, a supporting plate fixedly arranged on the upper end surface of the machine base, two first rotating rollers rotatably arranged on the front end surface of the supporting plate, a second rotating roller rotatably arranged on the front end surface of the supporting plate, a rotating plate rotatably arranged on the rear end surface of the supporting plate, a weight mounting shaft fixedly arranged on the rotating plate, a friction test head fixedly arranged at the lower end of the weight mounting shaft, a supporting shaft fixedly arranged on the upper end surface of the machine base, a balance weight fixedly arranged at the left end of the; the first clamping device comprises a motor fixedly arranged in a fixing plate, a first disc shell fixedly arranged at the output end of the motor, a circular groove arranged on the first disc shell, a groove arranged at the bottom of the circular groove, a moving assembly capable of moving along the bottom of the groove, two arc-shaped rods fixedly arranged on the left end wall of the groove, and a fastening assembly for fixing the RCA paper tape.
The movable assembly comprises a sliding shell moving along the bottom of the groove, a limiting groove fixedly arranged at the bottom of the groove, a limiting block fixedly arranged at the lower end of the sliding shell and positioned in the limiting groove, an extension spring fixedly arranged between the right end wall of the limiting groove and the right end of the limiting block, and a sliding space arranged in the sliding shell.
The movable assembly further comprises two clapboards which are fixedly arranged on the front side and the rear side in the sliding space respectively, a pressing plate which can be arranged between the two clapboards in a vertically movable mode, a matching pipe which is fixedly arranged on the lower end wall of the sliding space, a matching rod which can be arranged in the matching pipe in a vertically movable mode, a telescopic spring which is fixedly arranged between the lower end of the matching rod and the lower end wall of the sliding space, a sliding groove which is arranged on the right end wall of the sliding space, a sliding block which is arranged in the sliding groove in a horizontally movable mode, a first inclined block which is fixedly arranged on the rear side of the left end face of the sliding block, two pressing blocks which are fixedly arranged on the front side and the rear side of the left end face of the sliding block respectively.
The moving assembly further comprises a square groove arranged on the upper end wall of the sliding space, two rotating shafts respectively rotatably arranged between the front end wall and the rear end wall of the square groove, two rubber annular rings respectively fixedly arranged on the two rotating shafts, two working grooves respectively arranged on the front end wall and the rear end wall of the square groove, two moving inclined blocks capable of being arranged in the two working grooves in a back-and-forth moving mode, and a working spring fixedly arranged between the front end wall of the working groove and the moving inclined blocks, wherein two assembling plates are respectively fixedly arranged on the end faces of opposite ends of the two moving inclined blocks, a working rotating shaft is rotatably arranged between the two assembling plates, a rubber roller is fixedly arranged on the working rotating shaft, and two rubber strips are respectively fixedly arranged on the left end face and the right end face of the two moving.
The fastening assembly comprises an arc-shaped groove arranged on the upper end surface of the sliding shell, a working groove arranged on the front end wall of the annular groove, a rotary matching shaft rotatably arranged between the upper end wall and the lower end wall of the working groove, and a rotating block fixedly arranged on the rotary matching shaft.
The fastening assembly further comprises a blind hole arranged on the lower end face of the rotating block, a lifting rod arranged in the through hole in a vertically movable mode, an extrusion spring fixedly arranged at the bottom of the blind hole and at the upper end of the lifting rod, a rotating abutting rod fixedly arranged on a rotating matching shaft and a torsion spring fixedly arranged on the rotating matching shaft, wherein one end of the torsion spring is fixedly arranged on the lower end wall of the working groove; after the paper tape roll is sleeved on the second clamping device, one end of the paper tape roll is pulled out, passes through the lower side of the friction testing head, the left side of the second rotating roller and between the two first rotating rollers and then reaches the first clamping device, the plastic bottle cap to be tested is placed on the supporting plate, the friction testing head is abutted on the supporting plate, so that the wear resistance of the plastic bottle cap is tested through friction between the paper tape and the plastic bottle cap, one end of the paper tape roll is pressed into the square groove by hand, the pressing plate can be pressed to move downwards at the same time, the first inclined block can be clamped after reaching the lower end of the pressing plate, so that the space on the upper side of the pressing plate is increased, the air pressure is reduced, the paper tape can be fixed by utilizing the atmospheric pressure, the motor is started to drive the first disc shell to rotate, so that the paper tape can be wound on the circular groove, when the paper tape is pressed into the square groove through the arrangement of the rubber annular ring, the rubber annular ring can change the friction between, therefore, the situation that the friction force between the rubber annular ring and the paper tape is too large to break the paper tape and prevent the paper tape from forming a closed space in the square groove is avoided, and the paper tape can be fixed on the first clamping device more stably; when the first disc shell rotates, the moving assembly is subjected to large tensile force, the whole moving assembly can move rightwards, so that the sliding shell pushes the rotary supporting rod to rotate, the rotating block is moved to the upper side of the arc-shaped groove, the lifting rod is moved downwards to be supported in the arc-shaped groove, the paper tape can be clamped in the arc-shaped groove, the paper tape can be fixed more stably, the situation that the paper tape falls off due to the fact that the paper tape is not fixed firmly when only one end of the paper tape is fixed on the first clamping device is avoided, or the paper tape is broken easily due to the fact that the paper tape is fixed too firmly, and therefore the operation of equipment is more stable; the height difference between the left end wall of the arc-shaped groove and the bottom of the arc-shaped groove is large, and the right end wall of the arc-shaped groove is flush with the bottom of the arc-shaped groove, so that when a paper tape needs to be replaced, only a moving assembly needs to be moved leftwards by hand, two arc-shaped rods can be pressed to two pressing blocks, the first inclined block enters the sliding groove, a pressing plate can be reset upwards under the action of a spring, negative pressure disappears, the paper tape can be conveniently taken down manually, the paper tape can be conveniently fixed due to the fact that the left end wall of the arc-shaped groove is high, the right end wall of the arc-shaped groove is flush with the bottom of the arc-shaped groove, and therefore the moving piece can be conveniently moved leftwards when the paper tape is; the lower end of the lifting rod is set to be conical, so that the lifting rod can not be in contact with the side edge of the paper tape when moving down to the paper tape, and the paper tape cannot be turned up by the lifting rod when moving at the bottom of the circular groove.
The second clamping device comprises a first transmission shaft rotatably arranged on the front end face of the fixing plate, a first rotating disc fixedly arranged at the front end of the first transmission shaft, a second rotating disc arranged on the front side of the first rotating disc in a back-and-forth moving mode, two limiting assemblies symmetrically arranged on the end faces of the first rotating disc and the second rotating disc, and a fixing assembly used for fastening the paper tape.
The limiting assembly comprises a rectangular square pipe fixedly arranged on the rear end face of a second rotating disc, a first matching rectangular groove arranged on the upper side of the inner wall of the rectangular square pipe, a matching square rod fixedly arranged on the front end face of the first rotating disc, a square rod space arranged on the matching square rod, a second matching rectangular groove arranged on the upper end wall of the square rod space, a lifting plate capable of being arranged in the square rod space in a vertically movable mode, a second oblique block fixedly arranged on the upper end face of the lifting rod, and a pressing block fixedly arranged on the rear side of the second oblique block.
In summary, the invention has the following advantages: the RCA paper tape replacing device is simple in structure, and can replace RCA paper tapes without adhesive tapes after the RCA paper tapes are used up, so that the RCA paper tapes are more convenient to replace.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a perspective view of the present invention.
Fig. 3 is a perspective view of fig. 1 taken in section a-a.
Fig. 4 is an enlarged view of fig. 3 at B.
Fig. 5 is an enlarged view of fig. 4 at C.
Fig. 6 is a top view of the present invention.
Fig. 7 is a perspective view cut away at D-D in fig. 6.
Fig. 8 is an enlarged view of fig. 7 at E.
Fig. 9 is an enlarged view of fig. 8 at F.
Fig. 10 is an enlarged view at G in fig. 7.
Fig. 11 is a sectional view taken at H-H in fig. 6.
Fig. 12 is an enlarged view at I in fig. 11.
Fig. 13 is a cross-sectional view taken at J-J in fig. 6.
Fig. 14 is a perspective view of fig. 6 taken at section K-K.
Fig. 15 is a schematic structural view of the limiting assembly.
Fig. 16 is a sectional perspective view taken at L-L in fig. 6.
Fig. 17 is an enlarged view of fig. 16 at M.
Fig. 18 is a cross-sectional view taken at a-a in fig. 1.
Fig. 19 is a partial enlarged view of fig. 18 at N.
Fig. 20 is an enlarged view at J in fig. 19.
Detailed Description
As shown in fig. 1 to 20, an RCA paper tape type abrasion resistance tester for plastic products, including frame 1, fixed plate 2 that sets up at frame 1 up end, set up the left first clamping device of terminal surface before fixed plate 2, the second clamping device on terminal surface right side before fixed plate 2 sets up, fixed backup pad 3 that sets up at frame 1 up end, rotate two first rotating rollers 4 that set up terminal surface before backup pad 3, rotate the second rotating roller 5 that sets up terminal surface before backup pad 3, rotate the rotor plate 6 that sets up at 3 rear end faces of backup pad, fixed weight installation axle 7 that sets up on rotor plate 6, the fixed friction test head 8 that sets up at weight installation axle 7 lower extreme, the fixed back shaft 9 that sets up at frame 1 up end, the fixed balance weight that sets up at rotor plate 6 left end, the fixed backup pad 10 that sets up in back shaft 9 upper end.
The first clamping device comprises a motor, a first disc shell 51, an annular groove, a moving assembly, two arc-shaped rods 52 and a fastening assembly, wherein the motor is welded in the fixing plate 2, the fastening assembly is used for fixing the RCA paper tape, the first disc shell 51 is welded at the output end of the motor, the annular groove is formed in the first disc shell 51, the groove is formed in the bottom of the annular groove, the moving assembly can move along the bottom of the groove, and the two arc-shaped rods 52 are welded at the left end wall of the groove.
The moving assembly comprises a sliding shell 101 moving along the bottom of the groove, a limiting block, an extension spring, a sliding space, two partition plates 900, a pressing plate 102, a matching pipe 103, a matching rod 104, an extension spring, a sliding groove, a sliding block 105, a first inclined block 106, a fixed spring, two pressing blocks 107, two rectangular grooves, a square groove and a four-connecting block 109, wherein the limiting block is welded at the lower end of the sliding shell 101 and positioned in the limiting groove, the extension spring is welded between the right end wall of the limiting groove and the right end of the limiting block, the sliding space is arranged in the sliding shell 101, the two partition plates 900 are respectively welded at the front side and the rear side in the sliding space, the pressing plate 102 is arranged between the two partition plates 900 in a vertically movable manner, the matching pipe 103 is welded at the lower end wall of the sliding space, the matching rod 104 is arranged in the matching pipe 103 in a vertically movable manner, and the, the sliding groove is formed in the right end wall of the sliding space, the sliding block 105 can be arranged in the sliding groove in a left-right moving mode, the first inclined block 106 is welded on the rear side of the left end face of the sliding block 105, the fixed spring is welded on the rear end face of the sliding block 105 and the bottom of the sliding groove, the two pressing blocks 107 are respectively welded on the front side and the rear side of the left end face of the sliding block 105, and the two rectangular grooves are respectively formed in the left end wall of the sliding space.
The moving assembly further comprises a square groove 701 arranged on the upper end wall of the sliding space, two rotating shafts, two rubber annular rings 111, two working grooves, two moving inclined blocks 112, a working spring 702, a plurality of convex rods 703 and a plurality of concave pits 704, the two rotating shafts are respectively and rotatably arranged between the front end wall and the rear end wall of the square groove, the two rubber annular rings 111 are respectively and fixedly arranged on the two rotating shafts, the two working grooves are respectively arranged on the front end wall and the rear end wall of the square groove, the two movable inclined blocks 112 are arranged in the two working grooves in a way of moving back and forth, the working spring is fixedly arranged between the front end wall of the working groove and the movable inclined block 112, the left end surface and the right end surface of the two movable inclined blocks 112 are respectively and fixedly provided with two rubber strips, the upper end surfaces of the two movable inclined blocks 112 are arranged as inclined surfaces, the plurality of convex rods are uniformly and fixedly arranged on the outer surface of a rubber annular ring 111 in the circumferential direction, the grooves are uniformly arranged on the outer surface of the other rubber annular ring 111 in the circumferential direction; the two movable inclined blocks 112 are pressed downwards with a paper tape by hand, the two movable inclined blocks move towards two sides, the paper tape is plugged into the sliding space, and the first inclined block 106 is clamped after reaching the lower end of the pressing plate 102, so that the paper tape can be fixed on the circular groove without an adhesive tape, the paper tape can be wound along with the rotation of the first disc shell 51, and the equipment can normally run; the paper tape is plugged into the square groove by hand, so that the pressing plate 102 is driven to move downwards, the pressing plate 102 is clamped by the lower end face of the first inclined block 106 when moving downwards, the space in the square groove is increased, the air pressure is reduced, the negative pressure state can be realized in the square groove, the paper tape plugged into the square groove can be moved to the deep part of the square groove under the action of the negative pressure, the paper tape is not easy to fall off when being pulled, and the failure rate of equipment is reduced; the rubber roller and the rubber annular ring can rotate when the paper tape is pressed into the square groove, and the friction between the paper tape and the rubber annular ring can be changed into rolling friction when the friction force of the downward movement of the paper tape is applied, so that the paper tape is prevented from being broken due to the overlarge friction force between the rubber annular ring and the paper tape, and the paper tape can be fixed on the first clamping device more stably; when two annular rubber circles are near, the protruding rod can get into the pit to can not rotate two annular rubber circles near, thereby can avoid letting the paper tape break away from between two annular rubber circles because two annular rubber circles can rotate when the pulling paper tape is rotatory, thereby let the paper tape fix more firmly on the moving member.
The fastening assembly comprises an arc-shaped groove, a working groove, a rotating matching shaft, a rotating block 151, a blind hole, a lifting rod 152, an extrusion spring, a rotating abutting rod 153 and a torsion spring, the arc-shaped groove is formed in the upper end face of the sliding shell 101, one end of the torsion spring is welded on the lower end wall of the working groove, the left end face of the first inclined block 106 is arranged to be an inclined plane, the working groove is formed in the front end wall of the annular groove, the rotating matching shaft is rotatably arranged between the upper end wall and the lower end wall of the working groove, the rotating block 151 is welded on the rotating matching shaft, the blind hole is formed in the lower end face of the rotating block 151, the lifting rod 152 is arranged in the through hole in a vertically movable mode, the extrusion spring is welded at the bottom of the blind hole and at the upper end of the lifting rod 152, the rotating; after the paper tape roll is sleeved on the second clamping device, one end of the paper tape roll is pulled out, passes through the lower side of the friction testing head, the left side of the second rotating roller 5 and between the two first rotating rollers 4 and then reaches the first clamping device, a plastic bottle cap to be tested is placed on the supporting plate 10, the friction testing head is abutted against the supporting plate 10, so that the abrasion resistance of the plastic bottle cap is tested through friction between the paper tape and the plastic bottle cap, and the motor is started to drive the first disc shell 51 to rotate, so that the paper tape can be wound on the circular groove; when the first disc shell 51 rotates, the moving assembly is subjected to a large pulling force, the whole moving assembly can move rightwards, so that the sliding shell 101 pushes the rotary supporting rod 153 to rotate, the rotating block 151 moves to the upper side of the arc-shaped groove, the lifting rod 152 moves downwards to be supported in the arc-shaped groove, the paper tape can be clamped in the arc-shaped groove, the paper tape can be stably fixed, the situation that the paper tape falls off due to the fact that only one end of the paper tape is fixed on the first clamping device or the paper tape is easily broken due to the fact that only one end of the paper tape is fixed too firmly is avoided, and therefore the operation of equipment is more stable; the height difference between the left end wall of the arc-shaped groove and the bottom of the arc-shaped groove is large, and the right end wall of the arc-shaped groove is flush with the bottom of the arc-shaped groove, so that when a paper tape needs to be replaced, the moving assembly only needs to be moved leftwards by hand, the two arc-shaped rods 52 can be pressed onto the two pressing blocks 107, the first inclined block enters the sliding groove, the pressing plate can be reset upwards under the action of the spring, negative pressure disappears, the paper tape can be conveniently taken down manually, the paper tape can be conveniently fixed due to the fact that the left end wall of the arc-shaped groove is high, the right end wall of the arc-shaped groove is flush with the bottom of the arc-shaped groove, and therefore the moving member can be conveniently moved leftwards when the paper; the lower end of the lifting rod 152 is set to be conical, so that the lifting rod 152 can not be contacted with the side edge of the paper tape when moving downwards onto the paper tape, and the paper tape cannot be turned up when being moved at the bottom of the circular groove by the lifting rod 152.
The second clamping device comprises a first transmission shaft 700, a movable sleeve 701, a threaded hole 702, a bolt 703, a first rotating disk 201, a second rotating disk 202, two limiting assemblies and a fixing assembly for fastening a paper tape, wherein the first transmission shaft 700, the movable sleeve 701, the threaded hole 702, the bolt 703, the first rotating disk 201, the second rotating disk 202, the two limiting assemblies and the fixing assembly are rotatably arranged on the front end face of the fixing plate 2; after the paper tape is installed on the second clamping device, the movable sleeve 701 can be moved forwards or backwards only by loosening the bolt, and when the second rotary disk 202 is moved to be in the same plane as the first disk shell, the bolt can be tightened, so that the first disk shell and the paper tape can be kept in the same plane.
The limiting assembly comprises a rectangular square pipe 251, a plurality of first matched rectangular grooves, a matched square rod 252, a square rod space, a plurality of second matched rectangular grooves, a lifting plate, a plurality of second inclined blocks 254, a finger pressing block 255 and a compression spring which are welded on the rear end face of a second rotating disc 202, the first matched rectangular grooves are arranged on the upper side of the inner wall of the rectangular square pipe 251, the matched square rod 252 is welded on the front end face of the first rotating disc 201, the square rod space is arranged in the matched square rod 252, the second matched rectangular grooves are arranged on an upper end wall door in the square rod space, the lifting plate can be arranged in the square rod space in a vertically moving mode, the second inclined blocks 254 are welded on the upper end face of the lifting rod, the finger pressing block 255 is welded on the rear side of the second inclined blocks 254, and the compression spring is welded between the lower end wall of the lifting plate and the lower end wall of the square rod space.
The fixing assembly comprises a plurality of supporting rods 301 which are uniformly welded on the front end face of the first rotating disc 201 in the circumferential direction, a plurality of rotating rods 302, a plurality of abutting rods 303, a plurality of pushing grooves, a torsion spring, a disc space, a moving cylindrical block 304 and two fixing pieces, wherein the plurality of rotating rods 302 are respectively hinged at the front ends of the plurality of supporting rods 301, the plurality of abutting rods 303 are respectively and uniformly welded on the rear end face of the second rotating disc 201 in the circumferential direction, the plurality of pushing grooves are respectively arranged on the rear end faces of the plurality of abutting rods 303, the torsion spring is welded at the hinged position of the plurality of rotating rods 302, one end of the torsion spring is welded on the supporting rod 256, the disc space is arranged in the first rotating disc 201 and has a backward opening, and the moving cylindrical block 304 can move back and forth in the disc space; when a paper tape ring needs to be sleeved on the first clamping assembly, the paper tape ring moves backwards to push the second rotating disc 202 to move backwards, the second rotating disc 202 drives the rotating rod 302 to move backwards, the lower end of the rotating rod 302 moves forwards to push the moving cylindrical block 304 to move forwards, so that the conical surface is in contact with the inclined surface to push the long rod to move towards the direction far away from the annular shell 304, a sleeve in the paper tape ring can be fixed, the diameter of the annular shell 304 is far smaller than that of the sleeve in the paper tape ring, the paper tape ring can be conveniently sleeved on the annular shell 304, and the paper tape ring is more convenient to install and replace; the front end face of the second inclined block 254 is set to be an inclined face, the rectangular square tube 251 is sleeved on the matching square rod 252 backwards, the second inclined block 254 is sleeved on the first matching rectangular groove, so that the second rotating disc 202 can be limited, paper tape rings can be fixed on the first clamping device, the second rotating disc 202 can be fixed at different positions through the arrangement of the first matching rectangular grooves, the second matching rectangular grooves and the second inclined blocks, and paper tape sleeves with different inner diameters can be installed through matching with the positioning disc block 307; pressing the finger grip 255 with one hand moves the second ramp 254 downwardly to reset the first mounting means and thereby facilitate removal of the spent paper spool sleeve.
The two groups of fixing pieces are respectively arranged on the outer surface of the first rotating disc 202 from front to back; the fixing piece comprises an insertion pipe 305 fixedly arranged on the outer surface of the first rotating disc 202 in the circumferential direction, a movable matching block 306, a pushing disc block 307 and a return spring, wherein the movable matching block 306 is arranged in the insertion pipe 305 in a vertically movable mode, the pushing disc block 307 is sleeved at the upper end of the movable matching block 306 in a vertically movable mode, and the return spring is fixedly arranged at the lower end of the pushing disc block 307 and the upper end of the movable matching block 306; set up through pushing away a disc piece can let the paper tape sleeve of different diameters on the second clamping device, if telescopic internal diameter is too big, can make to push away a disc 307 fast towards first rotating disc 202 removal under reset spring's effect, when telescopic internal diameter is too little, can make to push away a disc 307 fast and keep away from the direction removal of first rotating disc under reset spring's effect, thereby can compensate the shortcoming that can only make the paper tape sleeve of several different specifications to install on the second clamping device through the setting of a plurality of sloping blocks, thereby the suitability is wider.
The first rotating disk 202 is formed by fixedly connecting a large disk and a small disk.
The cross section of the limiting block is arc-shaped, the longitudinal section of the limiting block is trapezoid, the cross section of the limiting groove is arc-shaped, and the longitudinal section of the limiting groove is trapezoid.
Claims (8)
1. A RCA paper tape type wear-resisting tester for plastic products is characterized in that: comprises a machine base (1), a fixed plate (2) fixedly arranged on the upper end surface of the machine base (1), a first clamping device arranged on the left side of the front end surface of the fixed plate (2), a second clamping device arranged on the right side of the front end surface of the fixed plate (2), a supporting plate (3) fixedly arranged on the upper end surface of the machine base (1), two first rotating rollers (4) rotatably arranged on the front end surface of the supporting plate (3), and a second rotating roller (5) rotatably arranged on the front end surface of the supporting plate (3), the rotary testing machine comprises a rotary plate (6) rotatably arranged on the rear end face of a supporting plate (3), a weight mounting shaft (7) fixedly arranged on the rotary plate (6), a friction testing head (8) fixedly arranged at the lower end of the weight mounting shaft (7), a supporting shaft (9) fixedly arranged on the upper end face of a machine base (1), a balance weight fixedly arranged at the left end of the rotary plate (6), and a supporting plate (10) fixedly arranged at the upper end of the supporting shaft (9); the first clamping device comprises a motor fixedly arranged in the fixing plate (2), a first disc shell (51) fixedly arranged at the output end of the motor, a circular groove arranged on the first disc shell (51), a groove arranged at the bottom of the circular groove, a moving assembly capable of moving along the bottom of the groove, two arc-shaped rods (52) fixedly arranged on the left end wall of the groove, and a fastening assembly for fixing the RCA paper tape.
2. The RCA paper tape abrasion resistance tester for plastic articles as claimed in claim 1, wherein: the movable assembly comprises a sliding shell (101) moving along the bottom of the groove, a limiting groove fixedly arranged at the bottom of the groove, a limiting block fixedly arranged at the lower end of the sliding shell (101) and positioned in the limiting groove, an extension spring fixedly arranged between the right end wall of the limiting groove and the right end of the limiting block, and a sliding space arranged in the sliding shell (101).
3. The RCA paper tape abrasion resistance tester for plastic articles as claimed in claim 2, wherein: the moving assembly further comprises two partition plates (900) fixedly arranged on the front side and the rear side in the sliding space respectively, a pressing plate (102) arranged between the two partition plates (900) in a vertically movable mode, a matching pipe (103) fixedly arranged on the lower end wall of the sliding space, a matching rod (104) arranged in the matching pipe (103) in a vertically movable mode, a telescopic spring fixedly arranged between the lower end of the matching rod (104) and the lower end wall of the sliding space, a sliding groove arranged on the right end wall of the sliding space, a sliding block (105) arranged in the sliding groove in a horizontally movable mode, a first inclined block (106) fixedly arranged on the rear side of the left end face of the sliding block (105), two pressing blocks (107) fixedly arranged on the front side and the rear side of the left end face of the sliding block (105) respectively, and two rectangular grooves arranged on the left end wall of the sliding space.
4. The RCA paper tape abrasion resistance tester for plastic articles as claimed in claim 3, wherein: the moving assembly further comprises a square groove arranged on the upper end wall of the sliding space, two rotating shafts respectively rotatably arranged between the front end wall and the rear end wall of the square groove, two rubber annular rings 111 respectively fixedly arranged on the two rotating shafts, two working grooves respectively arranged on the front end wall and the rear end wall of the square groove, two moving inclined blocks 112 capable of being arranged in the two working grooves in a back-and-forth moving mode, and a working spring fixedly arranged between the front end wall of the working groove and the moving inclined blocks 112, wherein two assembling plates are respectively fixedly arranged on the end faces of the opposite ends of the two moving inclined blocks 112, a working rotating shaft is rotatably arranged between the two assembling plates, a rubber roller 113 is fixedly arranged on the working rotating shaft, and two rubber strips are respectively fixedly arranged on the left end face and the right end face of the two moving.
5. The RCA paper tape abrasion resistance tester for plastic articles as claimed in claim 1, wherein: the fastening assembly comprises an arc-shaped groove arranged on the upper end surface of the sliding shell (101), a working groove arranged on the front end wall of the annular groove, a rotary matching shaft rotatably arranged between the upper end wall and the lower end wall of the working groove, and a rotating block (151) fixedly arranged on the rotary matching shaft.
6. The RCA paper tape abrasion resistance tester for plastic articles of claim 5, wherein: the fastening assembly further comprises a blind hole formed in the lower end face of the rotating block (151), a lifting rod (152) which can be arranged in the through hole in a vertically moving mode, an extrusion spring fixedly arranged at the bottom of the blind hole and at the upper end of the lifting rod (152), a rotary abutting rod (153) fixedly arranged on the rotary matching shaft, and a torsional spring fixedly arranged on the rotary matching shaft, wherein one end of the torsional spring is fixedly arranged on the lower end wall of the working groove.
7. The RCA paper tape abrasion resistance tester for plastic articles as claimed in claim 1, wherein: the second clamping device comprises a first transmission shaft arranged on the front end face of the fixing plate (2) in a rotating mode, a first rotating disc (201) fixedly arranged on the front end of the first transmission shaft, a second rotating disc (202) arranged on the front side of the first rotating disc (201) in a back-and-forth moving mode, two limiting assemblies symmetrically arranged on the end face of one end, opposite to the second rotating disc (202), of the first rotating disc (201), and a fixing assembly used for fastening the paper tape.
8. The RCA paper tape abrasion resistance tester for plastic articles as claimed in claim 7, wherein: the limiting assembly comprises a rectangular square pipe (251) fixedly arranged on the rear end face of a second rotating disc (202), a first matching rectangular groove arranged on the upper side of the inner wall of the rectangular square pipe (251), a matching square rod (252) fixedly arranged on the front end face of the first rotating disc (201), a square rod space arranged on the matching square rod (252), a second matching rectangular groove arranged on the upper end wall of the square rod space, a lifting plate capable of being arranged in the square rod space in a vertically moving mode, a second inclined block (254) fixedly arranged on the upper end face of the lifting rod, and a pressing finger block (255) fixedly arranged on the rear side of the second inclined block (254).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911400516.4A CN111024541B (en) | 2019-12-30 | 2019-12-30 | RCA paper tape type wear-resisting tester for plastic products |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911400516.4A CN111024541B (en) | 2019-12-30 | 2019-12-30 | RCA paper tape type wear-resisting tester for plastic products |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111024541A true CN111024541A (en) | 2020-04-17 |
| CN111024541B CN111024541B (en) | 2021-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911400516.4A Active CN111024541B (en) | 2019-12-30 | 2019-12-30 | RCA paper tape type wear-resisting tester for plastic products |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116296969A (en) * | 2023-05-22 | 2023-06-23 | 江苏锦汇高分子科技有限公司 | Synchronous belt wear resistance tester |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204630863U (en) * | 2015-04-29 | 2015-09-09 | 上海优立检测技术有限公司 | A kind of paper tape abrasion wear test machine |
| CN205404318U (en) * | 2016-02-16 | 2016-07-27 | 厦门众盛精密电路有限公司 | Paper tape abrasion wear test machine |
| JP2018048993A (en) * | 2016-09-16 | 2018-03-29 | 日新製鋼株式会社 | Continuous friction-wear test method and continuous friction-wear tester |
| CN207488106U (en) * | 2017-11-16 | 2018-06-12 | 江门市新合盛涂料实业有限公司 | Paper tape wearability detector |
| CN207675572U (en) * | 2017-10-27 | 2018-07-31 | 上海长润化工有限公司 | A kind of paper tape abrasion resistant tester with objective table |
-
2019
- 2019-12-30 CN CN201911400516.4A patent/CN111024541B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204630863U (en) * | 2015-04-29 | 2015-09-09 | 上海优立检测技术有限公司 | A kind of paper tape abrasion wear test machine |
| CN205404318U (en) * | 2016-02-16 | 2016-07-27 | 厦门众盛精密电路有限公司 | Paper tape abrasion wear test machine |
| JP2018048993A (en) * | 2016-09-16 | 2018-03-29 | 日新製鋼株式会社 | Continuous friction-wear test method and continuous friction-wear tester |
| CN207675572U (en) * | 2017-10-27 | 2018-07-31 | 上海长润化工有限公司 | A kind of paper tape abrasion resistant tester with objective table |
| CN207488106U (en) * | 2017-11-16 | 2018-06-12 | 江门市新合盛涂料实业有限公司 | Paper tape wearability detector |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116296969A (en) * | 2023-05-22 | 2023-06-23 | 江苏锦汇高分子科技有限公司 | Synchronous belt wear resistance tester |
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|---|---|
| CN111024541B (en) | 2021-05-18 |
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Denomination of invention: A RCA paper tape abrasion tester for plastic products Effective date of registration: 20221020 Granted publication date: 20210518 Pledgee: Zhejiang Shangyu Rural Commercial Bank Co.,Ltd. Cao'e Sub branch Pledgor: Shaoxing Shangyu Yuqiang plastic products Co.,Ltd. Registration number: Y2022330002748 |
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