CN114131476B - Manipulator multistation abrasive band burnishing machine - Google Patents
Manipulator multistation abrasive band burnishing machine Download PDFInfo
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- CN114131476B CN114131476B CN202111507341.4A CN202111507341A CN114131476B CN 114131476 B CN114131476 B CN 114131476B CN 202111507341 A CN202111507341 A CN 202111507341A CN 114131476 B CN114131476 B CN 114131476B
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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
- B24B21/02—Machines or devices using grinding or polishing belts; Accessories therefor for grinding rotationally symmetrical surfaces
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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
- B24B21/008—Machines comprising two or more tools or having several 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
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a multi-station abrasive belt polishing machine with a mechanical arm, and relates to the technical field of polishing equipment. The invention comprises a working platform and an abrasive belt polishing unit; the two annular fixing plates are in rotary fit with a workpiece fixing manipulator; the workpiece fixing manipulator comprises a rotating piece and a stretching piece; the stretching piece is in sliding fit with the rotating piece; the bidirectional threaded pipe is in threaded rotation fit with a pneumatic extrusion piece; the stretching piece telescopic end is fixedly connected with a pneumatic supporting piece. According to the invention, the distance between the two pneumatic extrusion pieces is regulated, the air pump is started, so that the pneumatic extrusion pieces and the pneumatic supporting piece are inflated simultaneously, the pneumatic extrusion pieces and the pneumatic supporting piece are unfolded, the hemispherical rubber blocks of each group are abutted against the inner wall of the tubular workpiece to be processed by the unfolding of the pneumatic extrusion pieces, the hydraulic cylinder is started to drive the stretching piece to move together with the unfolded pneumatic supporting piece, the two ends of the tubular workpiece to be processed are clamped between the L-shaped baffle plate and the rotary baffle plate, and the clamping stability of the tubular workpiece to be processed is improved.
Description
Technical Field
The invention belongs to the technical field of polishing equipment, and particularly relates to a mechanical arm multi-station abrasive belt polishing machine.
Background
Currently, in the existing abrasive belt polishing technology, a polishing abrasive belt generally rotates at a fixed position, a worker holds a tubular workpiece or installs the tubular workpiece on a simple push-pull clamp, and then polishes and polishes the workpiece close to the abrasive belt.
The working mode is manual operation, so that workers are always in a highly stressed state, the labor intensity is very high, the polishing quality of the surface of a workpiece is often unstable due to the change of the physical strength and the attention of operators, and in the high-strength and highly stressed working state, the workers are easy to cause safety accidents due to fatigue, so that the production efficiency is low, the quality of products is low, and the standard management of the production process is not facilitated; the outer wall of the tubular workpiece is clamped and fixed through the simple push-pull clamp, the clamping is unstable, the workpiece rotates easily along with the rotation of the abrasive belt polishing machine rotating at a high speed, the polishing effect is reduced, meanwhile, the clamping surface of the clamp cannot be polished by the abrasive belt polishing machine, the workpiece needs to be taken down, the clamping surface is further polished, the process is complex, and the polishing efficiency is reduced.
Disclosure of Invention
The invention aims to provide a manipulator multi-station abrasive belt polishing machine, which is used for adjusting the distance between two pneumatic extrusion pieces according to the length of a tubular workpiece to be processed, so that the two pneumatic extrusion pieces are positioned at positions, close to two ends, inside the tubular workpiece to be processed, and starting an air pump, so that the pneumatic extrusion pieces and the pneumatic support pieces are inflated simultaneously, the pneumatic extrusion pieces and the pneumatic support pieces are unfolded, the hemispherical rubber blocks of each group are abutted against the inner wall of the tubular workpiece to be processed, and starting a hydraulic cylinder to drive a stretching piece to move together with the unfolded pneumatic support pieces, so that two ends of the tubular workpiece to be processed are clamped between an L-shaped baffle and a rotary baffle, and the clamping stability of the tubular workpiece to be processed is improved.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a mechanical arm multi-station abrasive belt polishing machine, which comprises a working platform and an abrasive belt polishing unit; the abrasive belt polishing unit is arranged on the surface of the working platform; the surface of the working platform is fixedly connected with a C-shaped supporting plate; the surface of the C-shaped supporting plate is symmetrically and fixedly connected with an annular fixing plate; the two annular fixing plates are in rotary fit with a workpiece fixing manipulator;
the workpiece fixing manipulator comprises a rotating piece and a stretching piece; the rotating piece is fixedly connected with the stretching piece through a fastening bolt; the stretching piece is in sliding fit with the rotating piece;
the rotating piece comprises a mounting plate; the two side surfaces of the mounting plate are symmetrically and fixedly connected with L-shaped baffles; an annular plate is fixedly connected between the outer side surfaces of the two L-shaped baffles; the annular plate is in rotary fit with the annular fixed plate;
the side surface of the mounting plate is penetrated and matched with a bidirectional threaded pipe in a running way; the bidirectional threaded pipe is in threaded rotation fit with a pneumatic extrusion piece; the telescopic end of the stretching piece is fixedly connected with a pneumatic supporting piece; an air inlet pipe and an air outlet pipe are arranged on the pneumatic extrusion piece and the pneumatic supporting piece; a control valve is arranged on the peripheral side face of the air outlet pipe;
the bottom surface of the mounting plate is fixedly connected with a mounting frame; an air pump is fixedly arranged in the mounting frame; the output ends of the air pumps are distributed in a linear array and are provided with hoses; each hose is fixedly connected with the corresponding air inlet pipe through a hose.
Further, a rotating channel is formed in the inner wall of the annular fixed plate; the peripheral side surface of the annular plate is fixedly connected with a first annular gear; the first ring gear is in sliding fit with the rotating channel; the inner bottom surface of the C-shaped supporting plate is fixedly provided with a driving motor; the output end of the driving motor is connected with a driving gear; the drive gear is in meshed engagement with the first ring gear.
Further, a second ring gear is fixedly connected to the peripheral side surface of the bidirectional threaded pipe close to one end; the side surface of the mounting plate is fixedly connected with a servo motor; the output end of the servo motor is connected with a rotating gear; the rotating gear is meshed with the second ring gear.
Further, the pneumatic extrusion comprises an annular chamber; an internal thread is arranged on the inner peripheral side surface of the annular cavity; the internal thread is in threaded running fit with the bidirectional threaded pipe; the outer peripheral side surface of the annular cavity is fixedly connected with a sliding sleeve; a sliding rod is fixedly connected with the side surface of the mounting plate right below the bidirectional threaded pipe; the sliding rod is in sliding fit with the sliding sleeve.
Further, sliding tubes are arranged on the outer peripheral side surface of the annular cavity in a penetrating mode in a circumferential array; the sliding tube is in sliding fit with a first rubber piston; the surface of the first rubber piston is fixedly connected with a first supporting rod; one end of the first support rod is provided with a hemispherical rubber block; and a first reset spring is fixedly connected between the first rubber piston and the inner wall of the annular chamber.
Further, the tensile member comprises a web; the side surface of the connecting plate is fixedly connected with a hydraulic cylinder; the side surfaces of the connecting plates are symmetrically and fixedly connected with mounting rods on two sides of the hydraulic cylinder; one end of the mounting rod is fixedly mounted on the side surface of the mounting plate through a fastening bolt; the telescopic end of the hydraulic cylinder is connected with a connecting rod; the connecting rod is in sliding fit with the bidirectional threaded pipe; one end of the connecting rod is fixedly connected with the pneumatic supporting piece.
Further, the pneumatic support comprises an air injection tube; the gas injection pipe is provided with an opening at one end; a piston assembly is slidably matched in the gas injection pipe; the piston assembly includes a second support rod; one end of the second supporting rod is fixedly connected with a second rubber piston; the second rubber piston is in sliding fit with the gas injection pipe.
Further, the opening end of the gas injection pipe is fixedly connected with an annular baffle plate; the side surfaces of the annular baffle plates are fixedly connected with stop rods in a circumferential array distribution manner; fixing rods are fixedly connected to the peripheral side face of the gas injection pipe, which is close to the annular baffle plate, in a circumferential array distribution manner; a connecting ring is fixedly connected between the fixing rods; the circumference side of the connecting ring is fixedly connected with rotating rods in a circumferential array distribution manner.
Further, the rotating rod is rotatably matched with a rotating assembly; the rotating assembly comprises a rotating baffle; one end of the rotating baffle is fixedly connected with a rotating sleeve; the rotating rod is in rotating fit with the rotating sleeve; and each rotating baffle is fixedly connected with a connecting spring with the peripheral side surface of the gas injection pipe.
Further, a first connecting lug is fixedly connected to the side surface of the rotating baffle; the peripheral side surface of the annular baffle is fixedly connected with second connecting lugs in a circumferential array distribution manner; the other end of the second supporting rod is fixedly connected with a limiting plate; the peripheral side surface of the limiting plate is in linear array distribution and fixedly connected with a third connecting lug; a connecting rope is fixedly connected between the first connecting lug and the third connecting lug; the connecting rope passes through the second connecting lug.
The invention has the following beneficial effects:
1. according to the invention, the distance between the two pneumatic extrusion pieces is adjusted according to the length of the tubular workpiece to be processed, so that the two pneumatic extrusion pieces are positioned in the tubular workpiece to be processed and close to the two ends, the supporting effect of the tubular workpiece to be processed is improved, the air pump is started, the pneumatic extrusion pieces and the pneumatic supporting pieces are inflated simultaneously, the pneumatic extrusion pieces and the pneumatic supporting pieces are unfolded, the hemispherical rubber blocks of each group are abutted against the inner wall of the tubular workpiece to be processed by the unfolding of the pneumatic extrusion pieces, and the clamping stability of the tubular workpiece to be processed is improved.
2. According to the invention, the hydraulic cylinder is started to drive the stretching piece to move together with the unfolded pneumatic supporting piece, so that the two ends of the tubular workpiece to be processed are clamped between the L-shaped baffle plate and the rotary baffle plate, and the clamping stability of the tubular workpiece to be processed is further improved.
3. According to the invention, the abrasive belt polishing machine set is started to polish the tubular workpiece to be processed, and the tubular workpiece to be processed is clamped and fixed at the inner part and the two ends, so that the outer wall of the tubular workpiece to be processed is exposed on the polishing working surface, the operation flow is simplified, and the polishing efficiency is improved.
4. According to the polishing device, the driving motor is started to drive the driving gear to rotate, so that the rotation direction of the workpiece fixing manipulator is controlled to be opposite to the rotation direction of the abrasive belt polishing unit, and the polishing effect is further improved.
Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a manipulator multi-station belt sander of the present invention.
Fig. 2 is a schematic structural view of the belt sander unit of the present invention.
Fig. 3 is a schematic structural view of a rotating member according to the present invention.
Fig. 4 is a schematic diagram of a front view of a rotating member according to the present invention.
Fig. 5 is a schematic view of the pneumatic support of the present invention in a contracted state.
FIG. 6 is an enlarged schematic view of the pneumatic support of FIG. 5 of the present invention.
Fig. 7 is a schematic view of the pneumatic support of the present invention in an expanded state.
Fig. 8 is a schematic structural view of the stretching member of the present invention.
Fig. 9 is an enlarged schematic view of the structure of fig. 8 a according to the present invention.
Fig. 10 is a schematic structural view of a rotating assembly according to the present invention.
Fig. 11 is a schematic view of the structure of the pneumatic extrusion of the present invention.
FIG. 12 is a schematic view of another angled configuration of the pneumatic extrusion of the present invention.
Fig. 13 is a schematic structural view of a piston assembly of the present invention.
In the drawings, the list of components represented by the various numbers is as follows:
the polishing device comprises a 1-working platform, a 2-abrasive belt polishing unit, a 3-C-shaped supporting plate, a 4-annular fixed plate, a 5-workpiece fixing manipulator, a 6-rotating piece, a 7-stretching piece, an 8-mounting plate, a 9-L-shaped baffle, a 10-annular plate, a 11-bidirectional threaded pipe, a 12-pneumatic extrusion piece, a 13-pneumatic supporting piece, a 14-air inlet pipe, a 15-air outlet pipe, a 16-control valve, a 17-mounting frame, a 18-air pump, a 19-hose, a 20-rotating channel, a 21-first annular gear, a 22-driving motor, a 23-driving gear, a 24-second annular gear, a 25-servo motor, a 26-rotating gear, a 27-annular chamber, a 28-internal thread, a 29-sliding sleeve, a 30-sliding rod, a 31-sliding tube, a 32-first rubber piston, a 33-first supporting rod, a 34-hemispherical rubber block, a 35-first restoring spring, a 36-connecting plate, a 37-hydraulic cylinder, a 38-mounting rod, a 39-connecting rod, a 40-air injection pipe, a 41-piston assembly, a 42-second supporting rod, a 43-second rubber piston, a 44-second piston, a 44-annular rod, a 45-46-annular lug, a 48-fixed lug, a connecting rod, a 55-connecting lug, a 55-and a connecting rod, a 55-rotating sleeve, a 50-connecting rod, a 55-connecting lug, a 55-and a rotating rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-13, the invention discloses a manipulator multi-station abrasive belt polishing machine, which comprises a working platform 1 and an abrasive belt polishing unit 2; the abrasive belt polishing machine set 2 is arranged on the surface of the working platform 1; the surface of the working platform 1 is fixedly connected with a C-shaped supporting plate 3; the surface of the C-shaped supporting plate 3 is symmetrically and fixedly connected with an annular fixing plate 4; the two annular fixing plates 4 are in rotary fit with a workpiece fixing manipulator 5; the workpiece fixing manipulator 5 comprises a rotating piece 6 and a stretching piece 7; the rotating piece 6 is fixedly connected with the stretching piece 7 through a fastening bolt; the stretching piece 7 is in sliding fit with the rotating piece 6; the rotating member 6 includes a mounting plate 8; the two side surfaces of the mounting plate 8 are symmetrically and fixedly connected with L-shaped baffles 9; an annular plate 10 is fixedly connected between the outer side surfaces of the two L-shaped baffles 9; the annular plate 10 is in rotary fit with the annular fixed plate 4; the side surface of the mounting plate 8 is penetrated and matched with a bidirectional threaded pipe 11 in a running way; the bidirectional threaded pipe 11 is in threaded rotation fit with a pneumatic extrusion 12; the telescopic end of the stretching piece 7 is fixedly connected with a pneumatic supporting piece 13; an air inlet pipe 14 and an air outlet pipe 15 are arranged on the pneumatic extrusion piece 12 and the pneumatic supporting piece 13; a control valve 16 is arranged on the side surface of the periphery of the air outlet pipe 15; the bottom surface of the mounting plate 8 is fixedly connected with a mounting frame 17; an air pump 18 is fixedly arranged in the mounting frame 17; the output end of the air pump 18 is provided with hoses 19 in a linear array distribution; each hose 19 is fixedly connected with the corresponding air inlet pipe 14 through the hose 19; the tubular workpiece to be processed passes through the pneumatic support pieces 13 in the contracted state and is arranged on the two pneumatic extrusion pieces 12, and the pneumatic extrusion pieces 12 and the pneumatic support pieces 13 are respectively inflated by starting the air pump 18, so that the pneumatic extrusion pieces 12 and the pneumatic support pieces 13 are respectively unfolded; after finishing polishing, the air inside the pneumatic pressing piece 12 and the pneumatic supporting piece 13 is discharged through opening the control valve 16, and each part in the pneumatic pressing piece 12 and the pneumatic supporting piece 13 is reset to polish the next workpiece to be processed.
Wherein, the inner wall of the annular fixed plate 4 is provided with a rotary channel 20; the peripheral side surface of the annular plate 10 is fixedly connected with a first annular gear 21; the first ring gear 21 is in sliding engagement with the rotary channel 20; the driving motor 22 is fixedly arranged on the inner bottom surface of the C-shaped supporting plate 3; the output end of the driving motor 22 is connected with a driving gear 23; the drive gear 23 is in meshing engagement with the first ring gear 21; the driving motor 22 is started to drive the driving gear 23 to rotate, so that the first ring gear 21 is driven to rotate, the rotating piece 6 is driven to rotate together with the clamped and fixed tubular workpiece to be processed, the rotating direction of the rotating piece is controlled to be opposite to the rotating direction of the abrasive belt polishing unit 2, and the polishing effect is further improved.
Wherein, the side surface of the circumference of the bidirectional threaded pipe 11 is fixedly connected with a second ring gear 24 near one end; a servo motor 25 is fixedly connected to the side surface of the mounting plate 8; the output end of the servo motor 25 is fixedly connected with a rotary gear 26; the rotating gear 26 is in meshing engagement with the second ring gear 24; the pneumatic extrusion 12 includes an annular chamber 27; the inner peripheral side surface of the annular chamber 27 is provided with an internal thread 28; the internal thread 28 is in threaded rotation fit with the bi-directional threaded pipe 11; the peripheral side surface of the annular chamber 27 is fixedly connected with a sliding sleeve 29; a sliding rod 30 is fixedly connected with the side surface of the mounting plate 8 right below the bidirectional threaded pipe 11; slide bar 30 is in sliding engagement with slide sleeve 29; according to the length of the tubular workpiece to be processed, the servo motor 25 is started to drive the rotary gear 26 to rotate, so that the second ring gear 24 is driven to rotate, and then the bidirectional threaded pipe 11 is driven to rotate, the two pneumatic extrusion pieces 12 are synchronously and reversely moved along the sliding rod 30, the distance between the two pneumatic extrusion pieces 12 is adjusted, the two pneumatic extrusion pieces 12 are positioned at the positions, close to two ends, inside the tubular workpiece to be processed, and the supporting stability of the tubular workpiece to be processed is improved.
Wherein, the peripheral side surface of the annular chamber 27 is provided with sliding pipes 31 in a circumferential array in a penetrating way; the sliding tube 31 is slidably fitted with a first rubber piston 32; the surface of the first rubber piston 32 is fixedly connected with a first supporting rod 33; one end of the first support rod 33 is provided with a hemispherical rubber block 34; a first return spring 35 is fixedly connected between the first rubber piston 32 and the inner wall of the annular chamber 27; when the air pump 18 is started, air is injected into the sliding tube 31 through the hose 19, the first rubber piston 32 is extruded, the first supporting rod 33 is driven to extend outwards along the sliding tube 31, and each hemispherical rubber block 34 abuts against the inner wall of the tubular workpiece to be processed.
Wherein the stretching member 7 comprises a web 36; the side surface of the connecting plate 36 is fixedly connected with a hydraulic cylinder 37; the side surfaces of the connecting plates 36 are symmetrically and fixedly connected with mounting rods 38 on two sides of a hydraulic cylinder 37; one end of the mounting rod 38 is fixedly mounted on the side surface of the mounting plate 8 through a fastening bolt; the telescopic end of the hydraulic cylinder 37 is connected with a connecting rod 39; the connecting rod 39 is in sliding fit with the bidirectional threaded pipe 11; one end of the connecting rod 39 is fixedly connected with the pneumatic support piece 13; the hydraulic cylinder 37 is started to drive the connecting rod 39 to slide in the bidirectional threaded pipe 11, and the pneumatic support piece 13 in the unfolded state is pulled to move towards the L-shaped baffle 9 until the two ends of the tubular workpiece to be processed are clamped and fixed.
Wherein the pneumatic support 13 comprises an air injection tube 40; the gas injection pipe 40 is provided with an opening at one end; the piston assembly 41 is slidably matched in the gas injection pipe 40; the piston assembly 41 includes a second support rod 42; one end of the second support rod 42 is fixedly connected with a second rubber piston 43; the second rubber piston 43 is in sliding fit with the gas injection pipe 40; when the air pump 18 is started, air is injected into the air injection pipe 40 through the hose 19, the second rubber piston 43 is extruded to drive the second supporting rod 42 to extend out of the air injection pipe 40, so that the connecting rope 57 is driven to pull the rotating baffles 50 to rotate, the unfolding of each rotating baffle 50 is realized, and the rotating baffles are blocked by the blocking rod 45 after rotating for a certain angle.
Wherein, the opening end of the gas injection pipe 40 is fixedly connected with an annular baffle 44; the side surface of the annular baffle 44 is fixedly connected with stop rods 45 in a circumferential array distribution; the circumferential side surface of the gas injection pipe 40 is fixedly connected with a fixed rod 46 in a circumferential array near the annular baffle 44; a connecting ring 47 is fixedly connected between the fixing rods 46; the circumference side surface of the connecting ring 47 is fixedly connected with rotating rods 48 in a circumferential array distribution; the expansion and contraction of the pneumatic support 13 is achieved by the rotational engagement of the rotating lever 48 with the rotating shutter 50.
Wherein the rotating rod 48 is rotatably matched with a rotating assembly 49; the rotating assembly 49 includes a rotating shutter 50; one end of the rotary baffle 50 is fixedly connected with a rotary sleeve 51; the rotating rod 48 is in rotating fit with the rotating sleeve 51; the rotary baffles 50 and the peripheral side surface of the gas injection pipe 40 are fixedly connected with connecting springs 52; in the initial state, each of the rotating shutters 50 is pulled toward the gas injection tube 40 under the elastic force of the connection spring 52 in the contracted state, facilitating the insertion of the tubular workpiece to be processed.
Wherein, the side surface of the rotating baffle 50 is fixedly connected with a first connecting lug 53; the circumferential side surface of the annular baffle 44 is fixedly connected with second connecting lugs 54 in a circumferential array distribution; the other end of the second supporting rod 42 is fixedly connected with a limiting plate 55; the side surface of the circumference of the limiting plate 55 is fixedly connected with third connecting lugs 56 in a linear array distribution; a connecting rope 57 is fixedly connected between the first connecting lug 53 and the third connecting lug 56; the connection cord 57 passes through the second connection lug 54.
The specific working principle of the invention is as follows:
in the initial state, under the elastic force of the connecting spring 52, each rotating baffle 50 is pulled towards the gas injection pipe 40, and in the contracted state, the tubular workpiece to be processed is placed on the two pneumatic extrusion pieces 12 through the pneumatic support piece 13 in the contracted state; according to different lengths of tubular workpieces to be processed, the servo motor 25 is started to drive the rotary gear 26 to rotate, so that the second ring gear 24 is driven to rotate, and then the bidirectional threaded pipe 11 is driven to rotate, the two pneumatic extrusion pieces 12 are synchronously and reversely moved along the sliding rod 30, the distance between the two pneumatic extrusion pieces 12 is adjusted, the two pneumatic extrusion pieces 12 are positioned in the tubular workpieces to be processed and close to two ends, and the supporting stability of the tubular workpieces to be processed is improved; when the air pump 18 is started, air is injected into the sliding tube 31 through the hose 19, the first rubber piston 32 is extruded, the first supporting rod 33 is driven to extend outwards along the sliding tube 31, and each hemispherical rubber block 34 is abutted against the inner wall of the tubular workpiece to be processed; when the air pump 18 is started, air is injected into the air injection pipe 40 through the hose 19, the second rubber piston 43 is extruded to drive the second supporting rod 42 to extend out of the air injection pipe 40, so that the connecting rope 57 is driven to pull the rotary baffles 50 to rotate, the expansion of each rotary baffle 50 is realized, the rotary baffles are blocked by the blocking rods 45 after rotating for a certain angle, the starting hydraulic cylinder 37 drives the connecting rod 39 to slide in the bidirectional threaded pipe 11, and the pneumatic supporting piece 13 in the expanded state is pulled to move towards the L-shaped baffle 9 until the two ends of a tubular workpiece to be processed are clamped and fixed; the driving motor 22 is started to drive the driving gear 23 to rotate, so that the first ring gear 21 is driven to rotate, and then the rotating piece 6 is driven to rotate together with the clamped and fixed tubular workpiece to be processed, and the rotating direction of the rotating piece is controlled to be opposite to the rotating direction of the abrasive belt polishing unit 2, so that the polishing effect is further improved; after finishing polishing, the air inside the pneumatic pressing piece 12 and the pneumatic supporting piece 13 is discharged through opening the control valve 16, and each part in the pneumatic pressing piece 12 and the pneumatic supporting piece 13 is reset to polish the next workpiece to be processed.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (5)
1. A mechanical arm multi-station abrasive belt polishing machine comprises a working platform (1) and an abrasive belt polishing unit (2); the abrasive belt polishing unit (2) is arranged on the surface of the working platform (1);
the method is characterized in that:
the surface of the working platform (1) is fixedly connected with a C-shaped supporting plate (3); the surface of the C-shaped supporting plate (3) is symmetrically and fixedly connected with an annular fixing plate (4); the two annular fixing plates (4) are in rotating fit with a workpiece fixing manipulator (5);
the workpiece fixing manipulator (5) comprises a rotating piece (6) and a stretching piece (7); the rotating member (6) comprises a mounting plate (8); the two side surfaces of the mounting plate (8) are symmetrically and fixedly connected with L-shaped baffles (9); an annular plate (10) is fixedly connected between the outer side surfaces of the two L-shaped baffles (9); the annular plate (10) is in rotary fit with the annular fixed plate (4);
the side surface of the mounting plate (8) is penetrated and matched with a bidirectional threaded pipe (11) in a running way; the bidirectional threaded pipe (11) is in threaded rotation fit with a pneumatic extrusion piece (12); the telescopic end of the stretching piece (7) is fixedly connected with a pneumatic supporting piece (13); an air inlet pipe (14) and an air outlet pipe (15) are arranged on the pneumatic extrusion piece (12) and the pneumatic supporting piece (13); a control valve (16) is arranged on the peripheral side surface of the air outlet pipe (15);
the bottom surface of the mounting plate (8) is fixedly connected with a mounting frame (17); an air pump (18) is fixedly arranged in the mounting frame (17); the output end of the air pump (18) is provided with hoses (19) in linear array distribution; each hose (19) is fixedly connected with the corresponding air inlet pipe (14) through the hose (19);
the pneumatic support (13) comprises a gas injection tube (40); the opening end of the gas injection pipe (40) is fixedly connected with an annular baffle (44); the side surfaces of the annular baffles (44) are fixedly connected with stop rods (45) in a circumferential array distribution manner; fixing rods (46) are fixedly connected to the peripheral side surface of the gas injection pipe (40) close to the annular baffle plate (44) in a circumferential array distribution manner; a connecting ring (47) is fixedly connected between the fixing rods (46); the peripheral side surface of the connecting ring (47) is fixedly connected with rotating rods (48) in a circumferential array distribution manner;
the rotating rod (48) is rotatably matched with a rotating assembly (49); the rotating assembly (49) includes a rotating barrier (50); one end of the rotary baffle (50) is fixedly connected with a rotary sleeve (51); the rotating rod (48) is in rotating fit with the rotating sleeve (51); the rotary baffles (50) and the peripheral side surfaces of the gas injection pipe (40) are fixedly connected with connecting springs (52);
the gas injection pipe (40) is provided with an opening at one end; a piston assembly (41) is slidably matched in the gas injection pipe (40); -the piston assembly (41) comprises a second support rod (42); one end of the second supporting rod (42) is fixedly connected with a second rubber piston (43); the second rubber piston (43) is in sliding fit with the air injection pipe (40);
the side surface of the rotary baffle plate (50) is fixedly connected with a first connecting lug (53); the circumferential side surface of the annular baffle plate (44) is fixedly connected with second connecting lugs (54) in a circumferential array distribution manner; the other end of the second supporting rod (42) is fixedly connected with a limiting plate (55); the peripheral side surface of the limiting plate (55) is fixedly connected with third connecting lugs (56) in a linear array distribution manner; a connecting rope (57) is fixedly connected between the first connecting lug (53) and the third connecting lug (56); the connecting rope (57) passes through the second connecting lug (54);
the stretching member (7) comprises a connecting plate (36); the side surface of the connecting plate (36) is fixedly connected with a hydraulic cylinder (37); the side surfaces of the connecting plates (36) are symmetrically and fixedly connected with mounting rods (38) on two sides of the hydraulic cylinder (37); one end of the mounting rod (38) is fixedly mounted on the side surface of the mounting plate (8) through a fastening bolt; the telescopic end of the hydraulic cylinder (37) is fixedly connected with a connecting rod (39); the connecting rod (39) is in sliding fit with the bidirectional threaded pipe (11); one end of the connecting rod (39) is fixedly connected with the pneumatic supporting piece (13).
2. A manipulator multi-station abrasive belt polisher according to claim 1 characterised in that the inner wall of the annular fixed plate (4) is provided with a rotating channel (20); the peripheral side surface of the annular plate (10) is fixedly connected with a first annular gear (21); the first ring gear (21) is in sliding fit with the rotating channel (20); a driving motor (22) is fixedly arranged on the inner bottom surface of the C-shaped supporting plate (3); the output end of the driving motor (22) is fixedly connected with a driving gear (23); the drive gear (23) is in meshing engagement with the first ring gear (21).
3. A manipulator multistation abrasive belt polisher according to claim 1 characterised in that the peripheral side of the bi-directional threaded tube (11) is fixedly connected with a second ring gear (24) near one end; a servo motor (25) is fixedly connected to the side surface of the mounting plate (8); the output end of the servo motor (25) is fixedly connected with a rotary gear (26); the rotating gear (26) is meshed with the second ring gear (24).
4. A manipulator multistation belt sander according to claim 1, wherein the pneumatic extrusion (12) comprises an annular chamber (27); an internal thread (28) is arranged on the side surface of the inner periphery of the annular cavity (27); the internal thread (28) is in threaded running fit with the bidirectional threaded pipe (11); the sliding sleeve (29) is fixedly connected to the peripheral side surface of the annular cavity (27); a sliding rod (30) is fixedly connected with the side surface of the mounting plate (8) right below the bidirectional threaded pipe (11); the sliding rod (30) is in sliding fit with the sliding sleeve (29).
5. A manipulator multistation belt sander according to claim 4, wherein the peripheral side of the annular chamber (27) is provided with sliding tubes (31) extending in a circumferential array; the sliding tube (31) is in sliding fit with a first rubber piston (32); the surface of the first rubber piston (32) is fixedly connected with a first supporting rod (33); one end of the first supporting rod (33) is provided with a hemispherical rubber block (34); a first reset spring (35) is fixedly connected between the first rubber piston (32) and the inner wall of the annular chamber (27).
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| CN202111507341.4A CN114131476B (en) | 2021-12-10 | 2021-12-10 | Manipulator multistation abrasive band burnishing machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111507341.4A CN114131476B (en) | 2021-12-10 | 2021-12-10 | Manipulator multistation abrasive band burnishing machine |
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| CN114131476B true CN114131476B (en) | 2023-05-23 |
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