CN110238738B - Office chair foot polishing method - Google Patents
Office chair foot polishing method Download PDFInfo
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- CN110238738B CN110238738B CN201910690414.4A CN201910690414A CN110238738B CN 110238738 B CN110238738 B CN 110238738B CN 201910690414 A CN201910690414 A CN 201910690414A CN 110238738 B CN110238738 B CN 110238738B
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- polishing
- station
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- rotating shaft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
- B24B21/20—Accessories for controlling or adjusting the tracking or the tension of the grinding belt
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0023—Other grinding machines or devices grinding machines with a plurality of working posts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0069—Other grinding machines or devices with means for feeding the work-pieces to the grinding tool, e.g. turntables, transfer means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention discloses a polishing method for office chair feet, which automatically polishes the office chair feet through a production line, wherein the production line comprises a material placing station, a material loading station, a clamping station, an end polishing station, a side polishing station, a center polishing station, a joint polishing station and a collecting station, and the polishing step comprises the following steps: a. placing chair legs to be processed on a material placing station; b. taking out the single chair leg from the material placing station through the material loading station; c. the chair legs taken out from the feeding station are fixed through the clamping station; d. polishing the end part of the chair leg through an end part polishing station, and e, polishing the side surface of the chair leg through a side surface polishing station; f. polishing the central ring of the chair leg through a central line polishing station; g. polishing the joint of the supporting leg of the chair leg and the central ring through a joint polishing station; h. and the polished chair legs are collected through the collecting station.
Description
Technical Field
The invention belongs to the technical field of office chair processing equipment, and particularly relates to a polishing method for office chair feet.
Background
In the case of a swivel chair, chair legs are very important accessories, the quality of the chair legs is related to the overall quality level of the swivel chair, generally speaking, the chair legs made of metal materials are the most common, and the chair legs made of plastic (polypropylene) and nylon materials are also available, but the polypropylene materials have the defects of poor weather resistance and brittleness under low temperature, while the nylon materials have the defects of high hygroscopicity, low impact resistance under dry environment and difficult processing.
The chair leg is produced by adopting a casting mould method, and the chair leg is further polished by a polishing rod driven by a practical motor after being separated from the mould, so that the surface of the chair leg is delicate and bright. The existing sanding machine for sanding chair legs is mainly used for manually sanding the chair legs to a sanding machine filled with abrasive paper, and the positions of the side faces, the round corners, the planes and the middle holes of the chair legs are manually sanded, so that the processing strength is high, and the processing efficiency is low.
Disclosure of Invention
The invention provides an automatic and efficient office chair foot polishing method for overcoming the defects of the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a method for polishing office chair foot, is automatic to polish office chair foot through the assembly line, the assembly line includes blowing station, material loading station, centre gripping station, tip polishing station, side polishing station, center polishing station, junction polishing station and collection station, and its step of polishing includes:
a. placing chair legs to be processed on a material placing station;
b. taking out the single chair leg from the material placing station through the material loading station;
c. the chair legs taken out from the feeding station are fixed through the clamping station; the centre gripping station includes the carousel, evenly locates a plurality of supporting rods on the carousel, with supporting rod complex grip block, drive the first driving piece and the drive that the grip block removed the second driving piece that the supporting rod reciprocated, then concrete centre gripping step is: the turntable is rotated to enable the clamping rods to be positioned right above the centers of the chair legs, then the clamping rods are moved downwards through the second driving piece and inserted into the center circular rings of the chair legs, and then the clamping plates are moved through the first driving piece to be attached to the center circular rings of the chair legs;
d. the end part polishing assembly comprises a workbench, a rotary drum provided with a clamping groove, a third driving piece driving the rotary drum to rotate, a first fixing frame capable of moving back and forth, a first fixing plate symmetrically arranged on the first fixing frame, a first rotating shaft arranged on the first fixing plate in an up-and-down corresponding mode, a first driving shaft arranged on the first fixing plate, a first sliding groove arranged on the first fixing plate, a first elastic piece arranged in the first sliding groove, a first sliding block arranged at the end part of the first elastic piece, a first abrasive belt sleeved on the first rotating shaft and the first driving shaft, and a fourth driving piece driving the first driving shaft to rotate, wherein the end part polishing assembly comprises: the clamping rod is moved downwards through the first driving piece to clamp the chair legs into the clamping groove of the rotary drum, the rotary drum is rotated to enable the end part of one of the support legs of the chair legs to be opposite to the first abrasive belt, then the first fixing frame is moved to enable the first abrasive belt to be wrapped on the end part of the support leg of the chair leg, the fourth driving piece drives the first abrasive belt to rotate, after the support leg of one of the chair legs is polished, the first fixing frame is moved backwards, the rotary drum is rotated again to enable the support leg of the chair leg which is not polished to be opposite to the first abrasive belt, and the operation is repeated;
e. polishing the side surface of the chair leg through a side polishing station;
f. polishing the central ring of the chair leg through a central polishing station;
g. polishing the joint of the supporting leg of the chair leg and the central ring through a joint polishing station;
h. collecting the polished chair legs through a collecting station; can fix the automatic centre gripping of chair foot on the supporting rod through material loading station and centre gripping station, the rethread rotates the carousel and removes the chair foot in proper order tip station of polishing, the side station of polishing, the center station of polishing and the junction station of polishing, can polish automatically each position of chair foot, need not artifical adjustment chair foot position, has reduced intensity of labour, and has improved machining efficiency.
The feeding station comprises a feeding plate, a plurality of first slide rails uniformly arranged on the feeding plate, a first conveyor belt arranged in the first slide rails, a baffle plate uniformly arranged on the first conveyor belt, a driving roller matched with the first conveyor belt and a fifth driving piece for driving the first driving roller to rotate; the concrete discharging steps are as follows: the support legs of the chair legs are respectively aligned to the first slide rails, so that the support legs are placed on the uppermost baffle, the first conveyor belt is rotated by the fifth driving piece to move the baffle downwards, a new baffle is rotated out, and the operation is repeated; the adjacent chair legs can be separated by the distance of the fairy child through the baffle plate, so that the subsequent inserting plate can be inserted into and taken out of the material conveniently.
The feeding station comprises an inserting plate, a sixth driving piece for driving the inserting plate to move up and down, a second sliding rail matched with the sixth driving piece, and a seventh driving piece for driving the sixth driving piece to slide relative to the second sliding rail; the concrete feeding steps are as follows: the plugboard is moved by the seventh driving part, the plugboard is inserted below the chair legs, then the plugboard is moved upwards by the sixth driving part to drive the chair legs to move upwards, so that the chair legs are separated from the first slide rail, then the plugboard is moved by the seventh driving part to drive the central rings of the chair legs to move right below the clamping rods, manual placement is not needed, the labor intensity is reduced, and the processing efficiency is improved.
The side surface polishing station comprises a third slide rail, a first slide plate matched with the third slide rail, a first slide plate driving part for driving the first slide plate to move, a second slide plate capable of sliding back and forth relative to the first slide plate, a second rotating shaft, a third rotating shaft corresponding to the second rotating shaft, a fourth rotating shaft arranged above the second rotating shaft, a fourth rotating shaft driving component for driving the fourth rotating shaft to move left and right relative to the second slide plate, a fourth rotating shaft driving part for driving the fourth rotating shaft to rotate, a second abrasive belt sleeved on the second rotating shaft, the third rotating shaft and the fourth rotating shaft and a connecting component for connecting the second rotating shaft with the second slide plate; the specific side grinding step is as follows: moving the second sliding plate forwards to enable the second abrasive belt to move to the position of the central ring of the chair leg, then moving the first sliding plate rightwards to drive the second abrasive belt to move rightwards to enable the second abrasive belt to be attached to the surface of the supporting leg of the chair leg, then moving the fourth rotating shaft rightwards to enable the second abrasive belt to wrap half of the supporting leg of the chair leg, then driving the second rotating shaft to rotate through a driving piece of the fourth rotating shaft to drive the second abrasive belt to polish the side face of the chair leg, and simultaneously gradually moving the second sliding plate; when polishing the side surface of the support leg, the chair leg does not need to be rotated, so that the second abrasive belt wraps the support leg half all the time, the polishing is more uniform, and the polishing effect is better.
The connecting assembly comprises a second sliding chute arranged in the second sliding plate, a sliding rod arranged in the second sliding chute, a second sliding block matched with the sliding rod and a second elastic piece sleeved on the sliding rod, and the second sliding block is rotatably connected with the second rotating shaft; in the moving process of the fourth rotating shaft, the second sliding block is subjected to the pulling force of the second rotating shaft and the pulling force of the second elastic part at the same time, and then the position of the sliding block is automatically adjusted, so that the second abrasive belt can be attached to the surfaces of the legs of the chair legs, the second abrasive belt can be always tensioned, and the polishing effect of the second abrasive belt is guaranteed.
The central polishing station comprises a second fixed frame, fifth rotating shafts symmetrically arranged on the second fixed frame, a third abrasive belt sleeved on the fifth rotating shafts, a fifth rotating shaft driving piece driving the fifth rotating shafts to rotate and a second fixed frame driving piece driving the second fixed frame to move; the specific center grinding step is as follows: the second fixing frame is moved forwards through the second fixing frame driving piece, the second abrasive belt is moved to the position above the central circular ring of the chair leg, then the clamping rod is moved upwards, the central circular ring of the chair leg is in contact with the third abrasive belt, and then the fifth rotating shaft driving piece drives the third abrasive belt to rotate to polish the chair leg.
The joint polishing station comprises a fixed column arranged on the workbench, a clamping plate uniformly arranged on the fixed column, a rotating column uniformly arranged on the upper end of the fixed column, jacks uniformly arranged on the rotating column, polishing rods matched with the jacks and a rotating column driving piece for driving the rotating column to rotate; the concrete steps of polishing the joint are as follows: the clamping rods are moved downwards, the support legs of the chair legs are clamped between the clamping plates respectively, corresponding polishing rods are inserted according to the size of the distance between the adjacent support legs, so that the polishing rods can be in contact with the joints of the support legs, and then the rotating columns are rotated, so that the polishing rods are in contact friction with the joints of the support legs ceaselessly; the chair feet with different sizes can be conveniently processed, and the polishing rod can rotate to a certain degree when the joint is polished, so that the contact position of the polishing rod and the joint is changed ceaselessly, and the service life of the polishing rod is prolonged.
The collecting station comprises a collecting plate, a collecting driving piece for driving the collecting plate to move up and down, a fourth sliding rail matched with the collecting driving piece, a collecting frame and a movable driving piece for driving the collecting driving piece to slide relative to the fourth sliding rail; the specific collection steps are as follows: the collecting plate is moved through the collecting driving piece, the collecting plate is located under the chair feet, then the clamping plate is moved through the first driving piece, the clamping plate is not contacted with the chair feet any more, the chair feet fall on the collecting plate, the collecting plate is moved through the moving driving piece, the plugboard is moved to the upper portion of the collecting frame, the collecting plate is moved downwards, and the chair feet are placed on the collecting frame.
To sum up, can fix the automatic centre gripping of chair foot on the supporting rod through material loading station and centre gripping station, rethread rotates the carousel and removes the chair foot in proper order to tip station of polishing, the side station of polishing, the center station of polishing and the junction station of polishing, can polish automatically each position of chair foot, need not artifical adjustment chair foot position, reduced intensity of labour, and improved machining efficiency.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged view of fig. 1 at a.
Fig. 3 is an enlarged view of fig. 1 at B.
Fig. 4 is a cross-sectional view of the present invention.
Fig. 5 is an enlarged view of fig. 4 at a.
Fig. 6 is an enlarged view of fig. 4 at B.
Fig. 7 is an internal structural view of the present invention.
Fig. 8 is an enlarged view of fig. 7 at a.
Fig. 9 is a rear view of the present invention.
Fig. 10 is an enlarged view of fig. 9 at a.
Detailed Description
As shown in fig. 1-10, a method for polishing office chair feet automatically polishes office chair feet through a production line, wherein the production line comprises a feeding station, a loading station, a clamping station, an end polishing station, a side polishing station, a center polishing station, a joint polishing station and a collecting station, and the polishing steps comprise:
a. placing chair legs to be processed on a material placing station;
b. taking out the single chair leg from the material placing station through the material loading station;
c. the chair legs taken out from the feeding station are fixed through the clamping station;
d. polishing the end part of the chair leg through an end part polishing station;
e. polishing the side surface of the chair leg through a side polishing station;
f. polishing the central ring of the chair leg through a central polishing station;
g. polishing the joint of the supporting leg of the chair leg and the central ring through a joint polishing station;
h. collecting the polished chair legs through a collecting station;
the feeding station comprises a feeding disc 1, a first slide rail 11, a first conveying belt 12, a baffle 13, a driving roller and a fifth driving piece, wherein the feeding disc 1 is a circular disc, the first slide rail 11 is a long plate with grooves, the number of the long plate is 5, the long plate is uniformly fixed on the periphery of the feeding disc, the driving rollers are symmetrically arranged in the first slide rail, two ends of the driving roller are respectively and rotatably connected onto the first slide rail, the first conveying belt 12 is a conventional conveying belt and sleeved on the driving roller, the fifth driving piece is a motor, an output shaft of the fifth driving piece is fixed at the end part of the driving roller, the baffle 13 is uniformly fixed on the first conveying belt 12, and then the support legs of the chair legs are respectively aligned to the first slide rail, so that the support legs are placed on the baffle at the top, the fifth driving piece rotates the first conveying belt to move the; the adjacent chair legs can be separated by the distance of the fairy child through the baffle plate, so that the subsequent inserting plate can be inserted into and taken out of the material conveniently.
The feeding station comprises a workbench 19, a plug board 15, a sixth driving piece 16, a second sliding rail 17 and a seventh driving piece 18, the second slide rail 17 is fixed on a workbench 19, the sixth driving piece 16 adopts a cylinder, the base is arranged on the second slide rail 17 and can slide relative to the second slide rail, the inserting plate 15 is fixed at the output end of the sixth driving piece 16, the seventh driving piece 18 adopts an air cylinder, the output end of the first driving part is fixed on the base of the second driving part, the inserting plate is firstly moved by the first driving part and inserted under the chair leg, then the inserting plate is moved upwards through the sixth driving piece to drive the chair legs to move upwards, so that the chair legs are separated from the first sliding rail, then the inserting plate is moved through the seventh driving piece to drive the central rings of the chair legs to move to the positions under the clamping rods, manual placement is not needed, labor intensity is reduced, and machining efficiency is improved.
The clamping station comprises a rotary table 2, clamping rods 21, a clamping plate 22, a first driving piece 23, a second driving piece 24, a rotary shaft 25 and a rotary shaft driving piece 26, wherein the rotary shaft driving piece 26 selects a motor, the rotary shaft 25 is fixed on an output shaft of the rotary shaft driving piece, the rotary table 2 selects a disc and is fixed at the top end of the rotary shaft, the second driving piece 24 selects an air cylinder and is rotatably connected to the bottom surface of the rotary table, the number of the air cylinders is preferably 6, the clamping rods 21 are fixed at the output end of the second driving piece, the first driving piece 23 selects a hydraulic cylinder and is fixed at the bottom end of the clamping rods, the clamping plate 22 selects an arc-shaped plate and is fixed at the output end of the first driving piece, the rotary table is rotated to enable the clamping rods to be positioned right above the center of the chair legs, then the clamping rods are moved downwards through, the clamping plate is attached to the circular ring at the center of the chair leg, so that the chair legs with different sizes can be clamped and fixed conveniently.
The end polishing station comprises a rotary drum 3, a third driving part 31, a first fixing frame 32, a first fixing plate 33, a first rotary shaft 34, a first driving shaft 35, a first sliding chute 36, a first elastic part 37, a first sliding block, a first abrasive belt 39 and a fourth driving part 391, wherein the third driving part 31 adopts a motor and is fixed on a workbench, the rotary drum 3 is fixed on an output shaft of the third driving part, 5 clamping grooves are uniformly formed in the rotary drum, the first fixing frame 32 drives the rotary drum to move back and forth through an air cylinder, the first fixing plate 33 is symmetrically fixed on the first fixing frame, the first sliding chute 36 is formed in the first fixing plate, the first elastic part 37 adopts an elastic telescopic rod and is fixed in the first sliding chute 36, the first sliding block is fixed at the upper end of the first elastic part, two ends of the first rotary shaft 34 are respectively fixed on the first sliding block, two ends of the first driving shaft 35 are respectively rotatably connected to the first fixing plate, the first abrasive belt 39 is a conventional abrasive belt sleeved on the first rotating shaft and the first driving shaft, the fourth driving part 391 is a motor, an output shaft of the motor is fixed at the end part of the first driving shaft, the clamping rod is moved downwards by the first driving part to clamp the chair legs into the clamping groove of the rotary drum, the rotary drum is rotated to enable the end part of one of the chair legs to be opposite to the first abrasive belt, then the first fixing frame is moved to enable the first abrasive belt to be wrapped at the end part of the chair leg, the fourth driving part drives the first abrasive belt to rotate, after the grinding of the chair leg is finished, the first fixing frame is moved backwards, the rotary drum is rotated again to enable the non-ground chair leg to be opposite to the first abrasive belt, and the operation is repeated; through setting up first elastic component, both be convenient for first abrasive band take place deformation and wrap up stabilizer blade tip, can also guarantee that first abrasive band keeps the tensioning, guarantee the effect of polishing.
The side surface polishing mechanism comprises a third slide rail 4, a first slide plate 41, a first slide plate driving part, a second slide plate 42, a second rotating shaft 43, a third rotating shaft 44, a fourth rotating shaft 45, a fourth rotating shaft driving part 46, a second abrasive belt 47, a second sliding groove, a slide rod 48, a second sliding block 481, a second elastic part 49, a through groove, a driving plate 451 and a driving tooth 452, wherein the third slide rail 4 is fixed on a workbench, the first slide plate 41 can slide relative to the third slide rail, the first slide plate driving part adopts an air cylinder, the output end of the first slide plate driving part is fixed on the first slide plate, the second slide plate 42 can slide relative to the first slide plate, the second sliding groove is arranged on the second slide plate, two ends of the slide rod 48 are respectively fixed at two ends of the first sliding groove, the second sliding block 481 is arranged on the slide rod 48 in a penetrating manner, the second elastic part 49 adopts a spring, the spring is respectively sleeved at two ends of, the other end of the driving shaft is arranged on a second sliding groove, the second rotating shaft 43 is rotatably connected to a second sliding block, the through groove is formed in a second sliding plate, racks are fixedly arranged on the upper surface and the lower surface of the driving plate 451 and are arranged in the through groove, the driving teeth 452 can be meshed with the racks on the driving plate and are driven to rotate by a motor, the fourth rotating shaft 45 is rotatably connected to the driving plate, a driving piece of the fourth rotating shaft is firstly driven by the motor, an output shaft of the driving piece of the fourth rotating shaft is fixed to the end portion of the fourth rotating shaft, the second abrasive belt is a conventional abrasive belt, and is sleeved on the second rotating shaft, the third rotating shaft and the fourth: moving the second sliding plate forwards to enable the second abrasive belt to move to the position of the central ring of the chair leg, then moving the first sliding plate rightwards to drive the second abrasive belt to move rightwards to enable the second abrasive belt to be attached to the surface of the supporting leg of the chair leg, then moving the fourth rotating shaft rightwards to enable the second abrasive belt to wrap half of the supporting leg of the chair leg, then driving the second rotating shaft to rotate through a driving piece of the fourth rotating shaft to drive the second abrasive belt to polish the side face of the chair leg, and simultaneously gradually moving the second sliding plate; when the side surfaces of the support legs are polished, the chair legs do not need to be rotated, so that the second abrasive belt always wraps half of the support legs, the polishing is more uniform, and the polishing effect is better; in the moving process of the fourth rotating shaft, the second sliding block is subjected to the pulling force of the second rotating shaft and the pulling force of the second elastic part at the same time, so that the position of the sliding block is automatically adjusted, the second abrasive belt can be attached to the surface of the chair leg supporting foot, the second abrasive belt can be always tensioned, and the polishing effect of the second abrasive belt is guaranteed.
The center polishing station comprises a second fixing frame 5, a fifth rotating shaft, a third abrasive belt 51, a fifth rotating shaft driving piece 52 and a second fixing frame driving piece 53, the second fixing piece driving piece 53 is fixed on the workbench through a cylinder, the second fixing frame 5 is fixed at the output end of the second fixing frame driving piece, the fifth rotating shaft is symmetrically arranged on the second fixing frame, two ends of the fifth rotating shaft are respectively rotatably connected to the second fixing frame, the fifth rotating shaft driving piece 52 is a motor, an output shaft of the fifth rotating shaft is fixed at the end part of the fifth rotating shaft, and the specific center polishing step is as follows: the second fixing frame is moved forwards through the second fixing frame driving piece, the second abrasive belt is moved to the position above the central circular ring of the chair leg, then the clamping rod is moved upwards, the central circular ring of the chair leg is in contact with the third abrasive belt, and then the fifth rotating shaft driving piece drives the third abrasive belt to rotate to polish the chair leg.
The junction station of polishing includes fixed column 6, cardboard 61, rotates post 62, jack 63, the stick of polishing 64 and rotates the post driving piece, fixed column 6 is fixed on the workstation, cardboard 61 evenly stipulates on the fixed column top, it chooses for use 5 to rotate post 62, evenly distributed is on the fixed column, jack 63 evenly sets up two and rotates the post, two jacks are X type distribution, stick of polishing 64 chooses for use conventional stick of polishing, can insert in the jack, it chooses for use the motor to rotate the post driving piece, then the junction is polished concrete step and is: the clamping rods are moved downwards, the support legs of the chair legs are clamped between the clamping plates respectively, corresponding polishing rods are inserted according to the size of the distance between the adjacent support legs, so that the polishing rods can be in contact with the joints of the support legs, and then the rotating columns are rotated, so that the polishing rods are in contact friction with the joints of the support legs ceaselessly; the chair feet with different sizes can be conveniently processed, and the polishing rod can rotate to a certain degree when the joint is polished, so that the contact position of the polishing rod and the joint is changed ceaselessly, and the service life of the polishing rod is prolonged.
Collect the station and include collecting plate 7, collecting plate driving piece 71, fourth slide rail 72, collect frame 73 and removal driving piece, collecting plate driving piece 71 chooses for use the cylinder, and the fourth slide rail slides relatively, collecting plate 7 is fixed at the output of collecting plate driving piece, it is the same with the blowing station to collect the frame structure, and concrete structure is no longer too much repeated, then concrete collection step is: the collecting plate is moved through the collecting driving piece, the collecting plate is located under the chair feet, then the clamping plate is moved through the first driving piece, the clamping plate is not contacted with the chair feet any more, the chair feet fall on the collecting plate, the collecting plate is moved through the moving driving piece, the plugboard is moved to the upper portion of the collecting frame, the collecting plate is moved downwards, and the chair feet are placed on the collecting frame.
Claims (8)
1. The office chair foot polishing method is characterized in that office chair feet are automatically polished through a production line, the production line comprises a material placing station, a material loading station, a clamping station, an end polishing station, a side polishing station, a center polishing station, a joint polishing station and a collecting station, and the polishing steps comprise: a, placing chair legs to be processed on a material placing station; b, taking out the single chair leg from the material placing station through the material loading station; c, fixing the chair legs taken out of the feeding station through a clamping station; the centre gripping station includes carousel (2), evenly locates a plurality of supporting rod (21) on carousel (2), with supporting rod complex grip block (22), drive first driving piece (23) and the drive that the grip block removed the second driving piece (24) that the supporting rod reciprocated, then concrete centre gripping step is: d, polishing the end part of the chair foot through an end part polishing station, wherein the end part polishing component comprises a workbench (19), a rotary drum (3) provided with a clamping groove, a third driving piece (31) driving the rotary drum to rotate, a first fixing frame (32) capable of moving back and forth, a first fixing plate (33) symmetrically arranged on the first fixing frame, a first rotating shaft (34) correspondingly arranged on the first fixing plate up and down, a first driving shaft (35) arranged on the first fixing plate, a first sliding groove (36) arranged on the first fixing plate, a first elastic piece (37) arranged in the first sliding groove, and a second elastic piece (37) arranged in the second sliding groove, Locate the first slider of first elastic component tip, cover and establish first abrasive band (39) on first pivot and first drive shaft and drive the fourth driver (391) of first drive shaft pivoted, then concrete tip step of polishing is: the clamping rod is moved downwards through the first driving piece to clamp the chair legs into the clamping groove of the rotary drum, the rotary drum is rotated to enable the end part of one of the support legs of the chair legs to be opposite to the first abrasive belt, then the first fixing frame is moved to enable the first abrasive belt to be wrapped on the end part of the support leg of the chair leg, the fourth driving piece drives the first abrasive belt to rotate, after the support leg of one of the chair legs is polished, the first fixing frame is moved backwards, the rotary drum is rotated again to enable the support leg of the chair leg which is not polished to be opposite to the first abrasive belt, and the operation is repeated; e, polishing the side surface of the chair leg through a side surface polishing station; f, polishing the central ring of the chair leg through a central polishing station; g, polishing the joint of the supporting leg of the chair leg and the central ring through a joint polishing station; and h, collecting the polished chair legs through a collecting station.
2. The method of claim 1, wherein the method comprises the steps of: the feeding station comprises a feeding disc (1), a plurality of first sliding rails (11) uniformly arranged on the feeding disc (1), a first conveying belt (12) arranged in the first sliding rails, baffles (13) uniformly arranged on the first conveying belt, a driving roller matched with the first conveying belt and a fifth driving piece for driving the driving roller to rotate; the concrete discharging steps are as follows: the support legs of the chair legs are respectively aligned to the first slide rails, so that the support legs are placed on the uppermost baffle, the fifth driving piece rotates the first conveying belt to move the baffle downwards, a new baffle is rotated out, and the operation is repeated.
3. The method of claim 1, wherein the method comprises the steps of: the feeding station comprises an inserting plate (15), a sixth driving piece (16) for driving the inserting plate to move up and down, a second sliding rail (17) matched with the sixth driving piece, and a seventh driving piece (18) for driving the sixth driving piece to slide relative to the second sliding rail; the concrete feeding steps are as follows: the plugboard is moved by the seventh driving part to be inserted below the chair leg, then the plugboard is moved upwards by the sixth driving part to drive the chair leg to move upwards so that the chair leg is separated from the first slide rail, and then the plugboard is moved by the seventh driving part to drive the central ring of the chair leg to move right below the clamping rod.
4. The method of claim 1, wherein the method comprises the steps of: the side surface polishing station comprises a third slide rail (4), a first slide plate (41) matched with the third slide rail, a first slide plate driving part for driving the first slide plate to move, a second slide plate (42) capable of sliding back and forth relative to the first slide plate, a second rotating shaft (43) arranged on the second slide plate, a third rotating shaft (44) corresponding to the second rotating shaft, a fourth rotating shaft (45) arranged above the second rotating shaft, a fourth rotating shaft driving component for driving the fourth rotating shaft to move left and right relative to the second slide plate, a fourth rotating shaft driving part (46) for driving the fourth rotating shaft to rotate, a second abrasive belt (47) sleeved on the second rotating shaft, the third rotating shaft and the fourth rotating shaft, and a connecting component for connecting the second rotating shaft with the second slide plate; the specific side grinding step is as follows: the second sliding plate is moved forwards firstly, the second abrasive belt is moved to the position of the central ring of the chair foot, then the first sliding plate is moved rightwards, the second abrasive belt is driven to move rightwards, the second abrasive belt is attached to the surface of the supporting leg of the chair foot, the fourth rotating shaft is moved rightwards, so that the second abrasive belt wraps half of the supporting leg of the chair foot, then the second rotating shaft is driven to rotate by the driving piece of the fourth rotating shaft, the second abrasive belt is driven to polish the side face of the chair foot, meanwhile, the second sliding plate is moved gradually, and when the second abrasive belt is separated from the supporting leg of the chair foot, the operations are repeated, and the other half of the side face of the supporting.
5. The method of claim 4, wherein the method comprises the steps of: the connecting assembly comprises a second sliding groove arranged in the second sliding plate (42), a sliding rod (48) arranged in the second sliding groove, a second sliding block (481) matched with the sliding rod and a second elastic piece (49) sleeved on the sliding rod, and the second sliding block is rotatably connected with the second rotating shaft.
6. The method of claim 1, wherein the method comprises the steps of: the central polishing station comprises a second fixed frame (5), a fifth rotating shaft symmetrically arranged on the second fixed frame, a third abrasive belt (51) sleeved on the fifth rotating shaft, a fifth rotating shaft driving piece (52) driving the fifth rotating shaft to rotate and a second fixed frame driving piece (53) driving the second fixed frame to move; the specific center grinding step is as follows: the second fixing frame is moved forwards through the second fixing frame driving piece, the second abrasive belt is moved to the position above the central circular ring of the chair leg, then the clamping rod is moved upwards, the central circular ring of the chair leg is in contact with the third abrasive belt, and then the fifth rotating shaft driving piece drives the third abrasive belt to rotate to polish the chair leg.
7. The method of claim 1, wherein the method comprises the steps of: the joint polishing station comprises a fixed column (6) arranged on the workbench, a clamping plate (61) uniformly arranged on the fixed column, a rotating column (62) uniformly arranged on the upper end of the fixed column, an inserting hole (63) uniformly arranged on the rotating column, a polishing rod (64) matched with the inserting hole and a rotating column driving piece for driving the rotating column to rotate; the concrete steps of polishing the joint are as follows: move down the supporting rod, go into the cardboard with the stabilizer blade of chair foot respectively between, insert corresponding stick of polishing according to the size of adjacent stabilizer blade interval for the stick of polishing can contact with the stabilizer blade junction, then rotate the post rotates, makes the stick of polishing incessantly with stabilizer blade junction contact friction.
8. The method of claim 1, wherein the method comprises the steps of: the collecting station comprises a collecting plate (7), a collecting driving piece (71) for driving the collecting plate to move up and down, a fourth sliding rail (72) matched with the collecting driving piece, a collecting frame (73) and a movable driving piece for driving the collecting driving piece to slide relative to the fourth sliding rail; the specific collection steps are as follows: the collecting plate is moved through the collecting driving piece, the collecting plate is located under the chair feet, then the clamping plate is moved through the first driving piece, the clamping plate is not contacted with the chair feet any more, the chair feet fall on the collecting plate, the collecting plate is moved through the moving driving piece, the plugboard is moved to the upper portion of the collecting frame, the collecting plate is moved downwards, and the chair feet are placed on the collecting frame.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010031640.4A CN111203765B (en) | 2019-07-29 | 2019-07-29 | Automatic office chair foot polishing method |
| CN201910690414.4A CN110238738B (en) | 2019-07-29 | 2019-07-29 | Office chair foot polishing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910690414.4A CN110238738B (en) | 2019-07-29 | 2019-07-29 | Office chair foot polishing method |
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| CN202010031640.4A Division CN111203765B (en) | 2019-07-29 | 2019-07-29 | Automatic office chair foot polishing method |
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| CN110238738A CN110238738A (en) | 2019-09-17 |
| CN110238738B true CN110238738B (en) | 2020-02-14 |
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| CN202010031640.4A Active CN111203765B (en) | 2019-07-29 | 2019-07-29 | Automatic office chair foot polishing method |
| CN201910690414.4A Active CN110238738B (en) | 2019-07-29 | 2019-07-29 | Office chair foot polishing method |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010031640.4A Active CN111203765B (en) | 2019-07-29 | 2019-07-29 | Automatic office chair foot polishing method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111195848B (en) * | 2020-02-11 | 2021-06-18 | 何炳朋 | Wooden strip table support column polishing equipment |
| CN113001382B (en) * | 2021-03-29 | 2023-08-25 | 广州市弘锦科技有限公司 | Reciprocating chair foot surface polishing device |
| CN117381648B (en) * | 2023-12-11 | 2024-02-20 | 河南祥瑞汽车部件有限公司 | Surface treatment device and surface treatment process for knuckle |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN111203765B (en) | 2020-12-22 |
| CN111203765A (en) | 2020-05-29 |
| CN110238738A (en) | 2019-09-17 |
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