CN114505690B - Metal tube drilling machine with burr attaching and polishing functions - Google Patents
Metal tube drilling machine with burr attaching and polishing functions Download PDFInfo
- Publication number
- CN114505690B CN114505690B CN202210195270.7A CN202210195270A CN114505690B CN 114505690 B CN114505690 B CN 114505690B CN 202210195270 A CN202210195270 A CN 202210195270A CN 114505690 B CN114505690 B CN 114505690B
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- 238000005498 polishing Methods 0.000 title claims abstract description 105
- 239000002184 metal Substances 0.000 title claims abstract description 90
- 238000005553 drilling Methods 0.000 title claims abstract description 56
- 230000000670 limiting effect Effects 0.000 claims description 62
- 230000005540 biological transmission Effects 0.000 claims description 61
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 238000004080 punching Methods 0.000 abstract description 9
- 230000003313 weakening effect Effects 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000002923 metal particle Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
-
- 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
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
- B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
- B24B29/06—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces for elongated workpieces having uniform cross-section in one main direction
- B24B29/08—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces for elongated workpieces having uniform cross-section in one main direction the cross-section being circular, e.g. tubes, wires, needles
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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
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/04—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of metal, e.g. skate blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2215/00—Details of workpieces
- B23B2215/72—Tubes, pipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2220/00—Details of turning, boring or drilling processes
- B23B2220/24—Finishing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2270/00—Details of turning, boring or drilling machines, processes or tools not otherwise provided for
- B23B2270/26—Burnishing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2270/00—Details of turning, boring or drilling machines, processes or tools not otherwise provided for
- B23B2270/28—Cleaning
-
- 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
Abstract
The invention relates to the field of metal pipes, in particular to a metal pipe drilling machine with a burr attaching and polishing function. Technical problems: when two symmetrical through holes are required to be punched through the metal pipe, the problem that burrs on two sides of the single-wire double-hole punching are inconsistent in direction exists, and the metal pipe is easy to damage and bend and deform during continuous punching. The technical scheme is as follows: a metal tube drilling machine with burr attaching and polishing functions comprises a drilling machine, a bearing system and the like; the lower part of the drilling machine is connected with a bearing system. The invention polishes burrs generated at the reserved holes of the punched metal pipe, eliminates burrs with inconsistent directions on two sides of the metal pipe after single-line double-hole punching, polishes the holes by the polishing blocks with cambered surfaces, and avoids the problem that the metal pipe is easy to damage and bend and deform when continuously punched due to weakening of stress of the metal pipe after continuous hole punching.
Description
Technical Field
The invention relates to the field of metal pipes, in particular to a metal pipe drilling machine with a burr attaching and polishing function.
Background
In many tubular metal resonator product course of working, need a large amount of work of punching, when needs run through to get two symmetry through-holes to the tubular metal resonator, can produce more burrs in the preformed hole department of tubular metal resonator, and single line open double hole can have the inconsistent problem of both sides burr direction, the burr of tubular metal resonator downside is at the surface, the burr of tubular metal resonator upside is at the internal surface, this trompil mode can lead to the tubular metal resonator stress to weaken after receiving the continuous trompil of drill bit simultaneously, the tubular metal resonator is easy to damage bending deformation when continuous punching, after the tubular metal resonator accomplishes drilling work, its preformed hole department is comparatively coarse, the surface is adsorbed dust and metal particle.
In view of the foregoing, there is a great need for a metal pipe drilling machine with burr attaching and polishing functions.
Disclosure of Invention
In order to overcome the defect that when two symmetrical through holes are required to be punched through the metal tube, the problem that burrs on two sides of the single-line double-hole are inconsistent in direction exists, the invention provides a metal pipe drilling machine with a burr attaching and polishing function.
The technical scheme is as follows: a metal tube drilling machine with burr attaching and polishing functions comprises a drilling machine, a bearing system, a polishing system and a drill bit; the lower part of the drilling machine is connected with a bearing system; the bearing system is used for clamping and fixing the metal pipe; the rear part of the upper side of the bearing system is connected with a polishing system; the polishing system is used for polishing the outer side surface of the metal pipe; the middle part of the bearing system is connected with a polishing system; the polishing system is used for polishing burrs of the metal pipe hole; the drill bit is arranged on the rotating shaft of the drilling machine.
Furthermore, it is particularly preferred that the carrying system comprises a loading box, a transmission box, a motor, a spur gear, a rack, an electric turntable, a connecting frame, a carrying tray, an electric sliding rail, an electric sliding block and a fixing frame; the lower part of the drilling machine is connected with a loading box; the left side of the loading box is fixedly connected with a transmission box; the rear side of the transmission case is fixedly connected with a motor; the output shaft of the motor is fixedly connected with a spur gear which is positioned in the transmission case; the lower part of the left side of the drilling machine is fixedly connected with a rack; the rack is meshed with the spur gear; the front side of the loading box is fixedly connected with an electric turntable; the front side of the electric turntable is fixedly connected with a connecting frame; the upper side of the connecting frame is fixedly connected with a bearing disc; the left part and the right part of the upper side of the bearing disc are fixedly connected with an electric slide rail respectively; two electric sliding blocks are respectively connected to the two electric sliding rails in a sliding way; the upper sides of the four electric sliding blocks are fixedly connected with a fixing frame respectively; the front part of the connecting frame is connected with the polishing system; the middle part of the rear side of the bearing disc is connected with the polishing system; the middle part of the bearing disc is connected with the polishing system; the front part of the lower side of the bearing plate is connected with the polishing system.
In addition, it is particularly preferable that the left two fixing frames are symmetrically distributed in the front-rear direction, and the right two fixing frames are symmetrically distributed in the front-rear direction.
Furthermore, it is particularly preferred that the polishing system comprises an L-shaped frame, a first connecting shaft, a connecting handle, a fifth elastic member, a clamping block, a polishing soft disc, a clamping plate and a connecting rod; the middle part of the rear side of the bearing disc is fixedly connected with an L-shaped frame; the upper side of the L-shaped frame is fixedly connected with a first connecting shaft; the upper part of the first connecting shaft is rotationally connected with a connecting handle; the right part of the connecting handle is rotationally connected with a connecting rod; the upper part of the outer side of the connecting rod is sleeved with a fifth elastic piece; the lower side of the fifth elastic piece is contacted with the connecting handle; the upper side of the connecting rod is fixedly connected with a clamping block; the lower side of the clamping block is fixedly connected with the fifth elastic piece; the lower side of the connecting rod is fixedly connected with a polishing soft disc; the right part of the lower side of the connecting handle is connected with two clamping plates through a torsion spring rod, and the two clamping plates are distributed in bilateral symmetry.
Furthermore, it is particularly preferred that the sanding system comprises a sleeve, a first elastic element, a connecting block, a second elastic element, a first connecting ring, a stop collar, a transmission rod, a connecting disc, a first coupling ring, a stop collar, a second coupling ring, a first sanding block, a second connecting ring, a second sanding block, a first connecting plate, a third elastic element, a fourth elastic element and a stop assembly; the middle part of the front side of the connecting frame is fixedly connected with a sleeve; the upper part of the sleeve is fixedly connected with the bearing disc; the inner lower side of the sleeve is fixedly connected with a first elastic piece; the upper side of the first elastic piece is fixedly connected with a connecting block; the lower side in the connecting block is fixedly connected with a second elastic piece; the upper side of the connecting block is rotationally connected with the first connecting ring; a limiting sleeve is fixedly connected to the inner side of the first connecting ring; the inner side of the limit sleeve is connected with a transmission rod in a sliding way; the lower side of the transmission rod is fixedly connected with a connecting disc; the lower part of the outer side wall of the transmission rod is fixedly connected with a first linkage ring, and the first linkage ring is positioned above the limit sleeve; the upper part of the outer side wall of the transmission rod is connected with a limiting ring in a sliding way; the upper side of the transmission rod is fixedly connected with a second linkage ring; the front part of the upper side and the rear part of the upper side of the first connecting ring are fixedly connected with a third elastic piece respectively; the opposite sides of the two third elastic pieces are fixedly connected with a first grinding block respectively; the lower sides of the two first grinding blocks are in sliding connection with the first connecting ring; the two first grinding blocks are contacted with the first linkage ring; the outer side wall of the limiting ring is fixedly connected with a second connecting ring; the front part of the upper side and the rear part of the upper side of the second connecting ring are fixedly connected with a fourth elastic piece respectively; the opposite sides of the two fourth elastic pieces are fixedly connected with a second grinding block respectively; the two second grinding blocks are in sliding connection with the second connecting ring; the two second grinding blocks are contacted with the second linkage ring; the front part of the lower side and the rear part of the lower side of the second connecting ring are fixedly connected with a first connecting plate respectively; the lower sides of the two first connecting plates are fixedly connected with the first connecting ring; the front part of the lower side of the bearing plate is connected with a limiting component.
In addition, it is particularly preferred that a limiting hole is provided in the middle of the front side of the sleeve.
Furthermore, it is particularly preferred that the opposite sides of the two second sanding blocks are curved surfaces for engaging the hole edges of the metal tube.
In addition, it is particularly preferred that the limiting component comprises an electric push rod, a transmission plate, a mounting frame, a second connecting shaft, a third connecting shaft, a fourth connecting shaft, a second connecting plate, a third connecting plate, a fifth connecting shaft, a connecting column, a limiting cylinder and a limiting column; the front part of the lower side of the bearing disc is fixedly connected with an electric push rod; the telescopic end of the electric push rod is rotationally connected with a transmission plate; the front part of the lower side of the bearing disc is fixedly connected with a mounting frame, and the mounting frame is positioned behind the electric push rod; the front part of the lower side of the mounting frame is fixedly connected with a second connecting shaft; the lower part of the mounting frame is fixedly connected with a third connecting shaft; the third connecting shaft is rotationally connected with the transmission plate; the upper part of the transmission plate is in transmission connection with a fourth connecting shaft; the left part and the right part of the fourth connecting shaft are respectively and rotatably connected with a second connecting plate, and the two second connecting plates are respectively positioned at the left side and the right side of the transmission plate; the front parts of the two second connecting plates are rotationally connected with the second connecting shafts; the left part and the right part of the fourth connecting shaft are respectively and rotatably connected with a third connecting plate; the two third connecting plates are positioned on opposite sides of the two second connecting plates, and the two third connecting plates are respectively positioned on the left side and the right side of the transmission plate; the rear parts of the two third connecting plates are rotationally connected with a fifth connecting shaft; the fifth connecting shaft is rotationally connected with a connecting column; the outer side wall of the connecting column is connected with a limiting cylinder in a sliding manner; the left side and the right side of the limiting cylinder are fixedly connected with the mounting frame; the rear side of the connecting column is fixedly connected with a limit column.
In addition, it is particularly preferable that the device further comprises a storage system, wherein the right part of the lower side of the bearing disc is connected with the storage system; the storage system comprises a rotating shaft, a cutter box and a limiting frame; the right part of the lower side of the bearing disc is fixedly connected with a rotating shaft; the rotating shaft is rotationally connected with a cutter box; the right part of the lower side of the bearing disc is rotationally connected with a limiting frame, and the limiting frame is positioned behind the rotating shaft; the limiting frame is contacted with the cutter box.
Compared with the prior art, the beneficial effects are as follows:
according to the invention, after the position of the metal tube needing to be punched is positioned, the metal tube is clamped and fixed, burrs generated at the reserved holes of the punched metal tube are polished, the burrs in the directions of two sides of the metal tube are inconsistent after single-line double-hole punching is eliminated, the holes are polished by the polishing blocks with cambered surfaces, the problem that the metal tube is easy to damage and bend and deform when continuously punched due to the fact that the stress of the metal tube is weakened after continuous punching is avoided, the flexible disc is used for polishing the reserved holes of the outer sides of the metal tube after the punching, the metal tube is subjected to laminating polishing, and surface dust and metal particles are cleaned.
Drawings
FIG. 1 is a schematic structural view of a metal pipe drilling machine with burr attaching and polishing functions in the working state;
FIG. 2 is a schematic structural view of the metal pipe drilling machine with burr attaching and polishing functions before working;
FIG. 3 is a schematic view of a part of a metal pipe drilling machine with burr attaching and polishing functions;
FIG. 4 is a schematic view of a first embodiment of a carrying system according to the present invention;
FIG. 5 is a schematic view of a part of the bearing system of the present invention;
FIG. 6 is a schematic view of a second configuration of the loading system of the present invention;
FIG. 7 is a schematic diagram of a combined configuration of a carrier system and polishing system of the present invention;
FIG. 8 is a schematic view of a partial structure of the polishing system of the present invention;
FIG. 9 is a schematic view of the polishing system of the present invention in a configuration prior to operation;
FIG. 10 is a schematic view of the polishing system of the present invention in an operational configuration;
FIG. 11 is a schematic view of a partial structure of the polishing system of the present invention before operation;
FIG. 12 is a schematic view of a first partial construction of the sanding system of the present invention in an operative condition;
FIG. 13 is a schematic view of a second partial construction of the sanding system of the present invention in an operative condition;
FIG. 14 is a schematic view of a third partial construction of the sanding system of the present invention in an operative condition;
FIG. 15 is a schematic view of a spacing assembly of the present invention;
FIG. 16 is a schematic view of a first partial structure of the spacing assembly of the present invention;
FIG. 17 is a schematic view of a second partial structure of the spacing assembly of the present invention;
FIG. 18 is a schematic view of a first configuration of the storage system of the present invention;
fig. 19 is a schematic view showing a second construction of the storage system of the present invention.
In the figure: 1-drilling machine, 2-carrying system, 3-polishing system, 4-grinding system, 5-storage system, 6-drill, 201-loading box, 202-transmission box, 203-motor, 204-spur gear, 205-rack, 206-electric turntable, 207-connecting frame, 208-carrying tray, 209-electric slide rail, 2010-electric slider, 2011-fixing frame, 301-L-shaped frame, 302-first connecting shaft, 303-connecting handle, 304-fifth elastic member, 305-clamping block, 306-polishing soft disc, 307-clamping plate, 308-connecting rod, 401-sleeve, 401 a-limiting hole, 402-first elastic member, 403-connecting block, 404-second elastic member, 405-first connecting ring, 406-limiting sleeve, 407-transmission rod, 408-connection disc, 409-first linkage ring, 4010-limiting ring, 4011-second linkage ring, 4012-first grinding block, 4013-second connection ring, 4014-second grinding block, 4015-first connection plate, 4016-third elastic piece, 4017-fourth elastic piece, 4018-electric push rod, 4019-transmission plate, 4020-installation frame, 4021-second connection shaft, 4022-third connection shaft, 4023-fourth connection shaft, 4024-second connection plate, 4025-third connection plate, 4026-fifth connection shaft, 4027-connection post, 4028-limiting cylinder, 4029-limiting post, 501-rotation shaft, 502-tool box, 503-limiting frame.
Detailed Description
The objects, technical solutions and advantages of the present invention will become more apparent by the following detailed description of the present invention with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the invention. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present invention.
Example 1
The metal tube drilling machine with the burr attaching and polishing functions comprises a drilling machine 1, a bearing system 2, a polishing system 3, a polishing system 4 and a drill bit 6, as shown in figures 1-17; the lower part of the drilling machine 1 is connected with a bearing system 2; the rear part of the upper side of the bearing system 2 is connected with a polishing system 3; the middle part of the bearing system 2 is connected with a polishing system 4; a drill bit 6 is arranged on the rotating shaft of the drilling machine 1.
When the metal pipe needs to be drilled, an operator places the metal pipe on the bearing system 2, then installs the drill bit 6 on the rotating shaft of the drilling machine 1, controls the bearing system 2 to start working, clamps the metal pipe and then drives the metal pipe to align with the drill bit 6, then controls the bearing system 2 to drive the metal pipe to move upwards, enables the metal pipe to move upwards to be close to the drill bit 6, then controls the drilling machine 1 to start working, drills the metal pipe, controls the polishing system 4 to start working after the drilling machine 1 drills through holes on the upper side and the lower side of the metal pipe, cooperates with the drilling machine 1 to finish polishing burrs of the metal pipe hole, controls the polishing system 3 to start working after the polishing of the burrs is finished, cooperates with the drilling machine 1 to finish polishing the outer side of the metal pipe, and finishes the working of the metal pipe drilling machine with the burr attaching and polishing functions.
The bearing system 2 comprises a loading box 201, a transmission box 202, a motor 203, a straight gear 204, a rack 205, an electric turntable 206, a connecting frame 207, a bearing disc 208, an electric sliding rail 209, an electric sliding block 2010 and a fixing frame 2011; the lower part of the drilling machine 1 is connected with a loading box 201; a transmission case 202 is welded on the left side of the loading case 201; a motor 203 is connected to the rear side of the transmission case 202 through bolts; a spur gear 204 is fixedly connected to the output shaft of the motor 203, and the spur gear 204 is positioned in the transmission case 202; the lower part of the left side of the drilling machine 1 is fixedly connected with a rack 205; the rack 205 is meshed with the spur gear 204; an electric turntable 206 is fixedly connected to the front side of the loading box 201; a connecting frame 207 is fixedly connected to the front side of the electric turntable 206; a bearing plate 208 is welded on the upper side of the connecting frame 207; an electric slide rail 209 is connected to the upper left part and the upper right part of the bearing plate 208 through bolts; two electric sliding blocks 2010 are connected to the two electric sliding rails 209 in a sliding manner; the upper sides of the four electric sliding blocks 2010 are fixedly connected with a fixing frame 2011 respectively; the front part of the connecting frame 207 is connected with the polishing system 4; the middle part of the rear side of the bearing disc 208 is connected with the polishing system 3; the middle part of the bearing disc 208 is connected with the polishing system 4; the front lower side of the carrier plate 208 is connected to the sanding system 4.
The left two fixing frames 2011 are symmetrically distributed front and back, and the right two fixing frames 2011 are symmetrically distributed front and back.
The polishing system 3 comprises an L-shaped frame 301, a first connecting shaft 302, a connecting handle 303, a fifth elastic member 304, a clamping block 305, a polishing floppy disk 306, a clamping plate 307 and a connecting rod 308; an L-shaped frame 301 is connected to the middle of the rear side of the bearing disc 208 through bolts; the upper side of the L-shaped frame 301 is connected with a first connecting shaft 302 through bolts; the upper part of the first connecting shaft 302 is rotatably connected with a connecting handle 303; the right part of the connecting handle 303 is rotatably connected with a connecting rod 308; the upper part of the outer side of the connecting rod 308 is sleeved with a fifth elastic piece 304; the lower side of the fifth elastic member 304 is in contact with the connection handle 303; the upper side of the connecting rod 308 is fixedly connected with a clamping block 305; the lower side of the clamping block 305 is fixedly connected with the fifth elastic piece 304; the lower side of the connecting rod 308 is fixedly connected with a polishing soft disc 306; the right part of the lower side of the connecting handle 303 is connected with two clamping plates 307 through a torsion spring rod, and the two clamping plates 307 are distributed in a bilateral symmetry manner.
The polishing system 4 comprises a sleeve 401, a first elastic element 402, a connecting block 403, a second elastic element 404, a first connecting ring 405, a limiting sleeve 406, a transmission rod 407, a connecting disc 408, a first linkage ring 409, a limiting ring 4010, a second linkage ring 4011, a first polishing block 4012, a second connecting ring 4013, a second polishing block 4014, a first connecting plate 4015, a third elastic element 4016, a fourth elastic element 4017 and a limiting component; a sleeve 401 is fixedly connected to the middle part of the front side of the connecting frame 207; the upper part of the sleeve 401 is fixedly connected with the bearing disc 208; the inner lower side of the sleeve 401 is fixedly connected with a first elastic piece 402; a connecting block 403 is fixedly connected to the upper side of the first elastic piece 402; the lower side in the connecting block 403 is fixedly connected with a second elastic piece 404; the upper side of the connecting block 403 is rotationally connected with the first connecting ring 405; a limiting sleeve 406 is fixedly connected to the inner side of the first connecting ring 405; a transmission rod 407 is connected with the inner side of the limit sleeve 406 in a sliding way; the lower side of the transmission rod 407 is fixedly connected with a connecting disc 408; the lower part of the outer side wall of the transmission rod 407 is fixedly connected with a first linkage ring 409, and the first linkage ring 409 is positioned above the limiting sleeve 406; the upper part of the outer side wall of the transmission rod 407 is connected with a limiting ring 4010 in a sliding way; the upper side of the transmission rod 407 is fixedly connected with a second linkage ring 4011; a third elastic member 4016 is fixedly connected to each of the upper front portion and the upper rear portion of the first connecting ring 405; the opposite sides of the two third elastic pieces 4016 are fixedly connected with a first grinding block 4012 respectively; the lower sides of the two first grinding blocks 4012 are in sliding connection with the first connecting ring 405; two first grinding blocks 4012 are in contact with the first linkage ring 409; the outer side wall of the limit ring 4010 is fixedly connected with a second connecting ring 4013; the upper front part and the upper rear part of the second connecting ring 4013 are fixedly connected with a fourth elastic member 4017 respectively; the opposite sides of the two fourth elastic pieces 4017 are fixedly connected with a second polishing block 4014 respectively; the two second polishing blocks 4014 are slidably connected with the second connecting ring 4013; two second sanding blocks 4014 are in contact with the second coupling ring 4011; the front part and the rear part of the lower side of the second connecting ring 4013 are fixedly connected with a first connecting plate 4015 respectively; the lower sides of the two first connecting plates 4015 are fixedly connected with the first connecting ring 405; a limiting assembly is connected to the front lower side of the carrier plate 208.
A limiting hole 401a is formed in the middle of the front side of the sleeve 401.
The opposite sides of the two second polishing blocks 4014 are curved surfaces for attaching to the hole edges of the metal pipe.
The limiting component comprises an electric push rod 4018, a transmission plate 4019, a mounting rack 4020, a second connecting shaft 4021, a third connecting shaft 4022, a fourth connecting shaft 4023, a second connecting plate 4024, a third connecting plate 4025, a fifth connecting shaft 4026, a connecting column 4027, a limiting cylinder 4028 and a limiting column 4029; an electric push rod 4018 is connected to the front part of the lower side of the bearing disc 208 through bolts; the telescopic end of the electric push rod 4018 is rotatably connected with a transmission plate 4019; the front part of the lower side of the bearing disc 208 is connected with a mounting frame 4020 through bolts, and the mounting frame 4020 is positioned behind the electric push rod 4018; a second connecting shaft 4021 is fixedly connected to the front part of the lower side of the mounting frame 4020; a third connecting shaft 4022 is fixedly connected to the lower part of the mounting frame 4020; the third connecting shaft 4022 is rotatably connected with the transmission plate 4019; the upper part of the transmission plate 4019 is in transmission connection with a fourth connecting shaft 4023; the left part and the right part of the fourth connecting shaft 4023 are respectively and rotatably connected with a second connecting plate 4024, and the two second connecting plates 4024 are respectively positioned at the left side and the right side of the transmission plate 4019; the front parts of the two second connecting plates 4024 are rotatably connected with a second connecting shaft 4021; a third connecting plate 4025 is rotatably connected to the left and right parts of the fourth connecting shaft 4023; the two third connection plates 4025 are located on opposite sides of the two second connection plates 4024, and the two third connection plates 4025 are located on the left and right of the transmission plate 4019, respectively; a fifth connecting shaft 4026 is rotatably connected to the rear parts of the two third connecting plates 4025; a fifth coupling shaft 4026 rotatably coupled to a coupling post 4027; the outer side wall of the connecting column 4027 is connected with a limiting cylinder 4028 in a sliding manner; the left side and the right side of the limiting cylinder 4028 are fixedly connected with the mounting frame 4020; a stopper 4029 is fixedly connected to the rear side of the connector 4027.
When the metal pipe needs to be drilled, an operator places the metal pipe on the bearing disc 208 and is positioned between the fixing frames 2011, then installs the drill bit 6 on the rotating shaft of the drilling machine 1, controls the electric sliding blocks 2010 on the electric sliding rail 209 to start working, the front two electric sliding blocks 2010 drive the front two fixing frames 2011 to move backwards, the rear two electric sliding blocks 2010 drive the rear two fixing frames 2011 to move forwards, the four fixing frames 2011 clamp and fix the metal pipe placed on the bearing disc 208, after the metal pipe is clamped and fixed, the electric sliding blocks 2010 on the electric sliding rail 209 are controlled to synchronously move to drive the metal pipe to be aligned with the drill bit 6, and the motor 203 is controlled to rotate forwards from front to back to drive the spur gear 204 to rotate clockwise to drive the bearing system 2 to move upwards, the bearing system 2 drives the metal pipe to move upwards to be close to the drill bit 6, then controls the drilling machine 1 to start working, drives the drill bit 6 to rotate, simultaneously drives the drill bit 6 to gradually move downwards, drills the metal pipe downwards from top to bottom, after the drill bit 6 drills the metal pipe downwards to the bottom side of the metal pipe, controls the drilling machine 1 to drive the drill bit 6 to move upwards to the initial position height, then controls the electric push rod 4018 to shrink, the electric push rod 4018 pulls the transmission plate 4019, the transmission plate 4019 drives the fourth connecting shaft 4023 to move upwards, and based on the left-to-right view, the fourth connecting shaft 4023 drives the second connecting plate 4024 to deflect anticlockwise, the fourth connecting shaft 4023 drives the third connecting plate 4025 to deflect clockwise, the third connecting plate 4025 drives the fifth connecting shaft 4026 to move forwards, the fifth connecting shaft 4026 drives the connecting post 4027 and the limiting post 4029 to move forwards, the limiting post 9 is pulled out of the limiting hole 401a, when the limiting hole 401a is drawn out, the connecting block 403 is separated from the limiting action of the limiting post 4029, the first elastic piece 402 is converted from the compressed state into the normal state, the connecting block 403, the second elastic piece 404, the first connecting ring 405, the limiting sleeve 406, the transmission rod 407, the connecting disc 408, the first linkage ring 409, the limiting ring 4010, the second linkage ring 4011, the first grinding block 4012, the second connecting ring 4013, the second grinding block 4014, the first connecting plate 4015, the third elastic piece 4016 and the fourth elastic piece 4017 are integrally moved upwards into the opening of the metal tube, at this time, the second grinding block 4014 is aligned with the opening on the upper side of the metal tube, the first grinding block 4012 is aligned with the opening on the lower side of the metal tube, then the drilling machine 1 is controlled to drive the drill bit 6 to move downwards, so that the drill bit 6 is pushed against the upper side of the second linkage ring 4011, the drilling machine 1 is controlled to stop driving the drill bit 6 downwards, the drill bit 6 is driven by the second linkage ring 4011 to move downwards by a certain distance, in the process of moving the second linkage ring 4011 downwards, the second linkage ring 4011 drives the two second polishing blocks 4014 to move towards the opposite sides, the fourth elastic piece 4017 is compressed, the two second polishing blocks 4014 are tightly attached to the openings on the metal tube, the second linkage ring 4011 drives the transmission rod 407, the connecting disc 408 and the first linkage ring 409 to move downwards for a certain distance, the first linkage ring 409 drives the two first polishing blocks 4012 to move towards the opposite sides, the third elastic piece 4016 is compressed, the two first polishing blocks 4012 are tightly attached to the openings on the lower sides of the metal tube, the drill bit 6 drives the second linkage ring 4011 to start rotating, the second linkage ring 4011 drives the transmission rod 407 to start rotating, the transmission rod 407 drives the limit sleeve 406, the connecting disc 408, the first linkage ring 409 and the limit ring 4010 to start rotating, and the first connection ring 405, the first polishing blocks 4012 are driven by the rotation of the limit sleeve 406 and the limit ring 4010, the second connecting ring 4013, the second polishing block 4014, the first connecting plate 4015, the third elastic piece 4016 and the fourth elastic piece 4017 integrally start to rotate, the openings on the upper side and the lower side of the metal tube are polished by the rotation of the first polishing block 4012 and the second polishing block 4014, burrs on the openings on the upper side and the lower side of the metal tube are polished and removed, when the burrs on the openings on the metal tube are polished and removed, the drilling machine 1 is controlled to drive the drill bit 6 to move downwards after the burr polishing and removing is completed, the drill bit 6 pushes the second connecting ring 4011 to move downwards, the second connecting ring 4011 drives the transmission rod 407 to move downwards, the transmission rod 407 drives the connecting block 403, the second elastic piece 404, the first connecting ring 405, the limiting sleeve 406, the connecting disc 408, the first connecting ring 409, the limiting ring 4010, the first polishing block 4012, the second connecting ring 4013, the second polishing block 4014, the first connecting plate 4015, the third elastic piece 4016 and the fourth elastic piece 4017 integrally move downwards to an initial position, in the downward moving process of the connecting block 403, the first elastic piece 402 is compressed from a normal state to an initial state, then the electric push rod 4018 is controlled to push the transmission plate 4019, the transmission plate 4019 and the fourth connecting shaft 4023 are driven to drive the fourth connecting shaft 4023 to move upwards, the fourth connecting shaft 4023 drives the second connecting plate 4024 to deflect clockwise, the fourth connecting shaft 4023 drives the third connecting plate 4025 to deflect anticlockwise, the third connecting plate 4025 and the fifth connecting shaft 4026 are driven to drive the connecting post 4027 and the limiting post 4029 to move backwards, the limiting post 4029 is enabled to move backwards to be inserted into the limiting hole 401a, the limiting post 4029 clamps the connecting block 403, the connecting block 403 is limited, and the hole polishing work of the metal tube is completed;
then the drilling machine 1 is controlled to drive the drill bit 6 to move upwards to enable the drill bit 6 to move upwards to an initial height position, the motor 203 is controlled to rotate reversely, the spur gear 204 is driven to rotate anticlockwise, the bearing system 2 is driven to move downwards for a certain distance by the anticlockwise rotation of the spur gear 204, the motor 203 is controlled to stop working, the drilling machine 1 is controlled to stop working, the drill bit 6 is stopped rotating, an operator rotates the connecting handle 303 clockwise for ninety degrees based on the condition that the drill bit 6 is seen downwards, the connecting handle 303 drives the fifth elastic piece 304, the clamping block 305, the polishing floppy disk 306, the clamping plate 307 and the connecting rod 308 to rotate for ninety degrees integrally clockwise, the polishing floppy disk 306 is located at a position right above a metal tube, the drilling machine 1 is controlled to drive the drill bit 6 to rotate, then the drilling machine 1 is controlled to drive the drill bit 6 to move downwards, when the drill bit 6 moves downwards to contact the clamping block 305, the upper side of the clamping block 305 is supported by the drill bit 6, the drill bit 6 drives the clamping block 305 to move downwards, the fifth elastic member 304 is compressed, the clamping block 305 drives the polishing soft disc 306 and the connecting rod 308 to move downwards, the polishing soft disc 306 moves downwards to be in contact with the opening of the upper side surface of the metal pipe, the lower parts of the two clamping plates 307 deflect inwards by a certain angle, the clamping plates 307 are enabled to be pressed down to be attached to the upper side surface of the metal pipe under the action of the torsion spring rod, the clamping block 305 is driven by the drill bit 6 to rotate, the clamping block 305 drives the polishing soft disc 306 and the connecting rod 308 to rotate, the polishing soft disc 306 is attached to the metal pipe to rotate, polishing treatment is carried out on the opening of the upper side surface of the metal pipe, after the polishing work of the upper side surface of the metal pipe is finished, the drilling machine 1 is controlled to drive the drill bit 6 to move upwards to an initial height position, the fifth elastic member 304 is restored to an initial state from a compressed state, the clamping block 305, the polishing soft disc 306 and the connecting rod 308 move upwards to an initial position, and then the drilling machine 1 is controlled to stop driving the drill bit 6 to rotate, an operator rotates the connecting handle 303 anticlockwise by ninety degrees, the connecting handle 303 drives the fifth elastic piece 304, the clamping block 305, the polishing floppy disk 306, the clamping plate 307 and the connecting rod 308 to integrally rotate anticlockwise by ninety degrees, the reset work of the polishing system 3 is completed, then the electric sliding blocks 2010 on the electric sliding rail 209 are controlled to start working, the two electric sliding blocks 2010 in front drive the two front fixing frames 2011 to move forwards, the two electric sliding blocks 2010 in rear drive the two rear fixing frames 2011 to move backwards, so that the clamping and fixing effects on the metal tube are relieved, the operator adjusts the position of the metal tube, and then the working steps are repeated, so that the machining work of other positions of the metal tube is completed.
Example 2
On the basis of the embodiment 1, as shown in fig. 1 and fig. 18-19, the storage system 5 is further included, and the right part of the lower side of the carrying tray 208 is connected with the storage system 5; the storage system 5 comprises a rotating shaft 501, a cutter box 502 and a limiting frame 503; a rotating shaft 501 is fixedly connected to the right part of the lower side of the bearing disc 208; a cutter box 502 is rotatably connected to the rotating shaft 501; the right part of the lower side of the bearing disc 208 is rotatably connected with a limiting frame 503, and the limiting frame 503 is positioned behind the rotating shaft 501; the stopper 503 is in contact with the tool box 502.
When the cutter is damaged or the cutters with different sizes need to be replaced, an operator can rotate the cutter box 502 clockwise, take out the required cutter from the cutter box 502, replace the cutter of the drilling machine 1, simultaneously put the damaged cutter in the cutter box 502 after the damaged cutter is taken down from the drilling machine 1, and then rotate the cutter box 502 anticlockwise to return to the initial position to continue the machining work of the metal pipe.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.
Claims (5)
1. A metal tube drilling machine with burr attaching and polishing functions comprises a drilling machine (1); the device is characterized by further comprising a bearing system (2), a polishing system (3), a grinding system (4) and a drill bit (6); the lower part of the drilling machine (1) is connected with a bearing system (2); the bearing system (2) is used for clamping and fixing the metal pipe; the rear part of the upper side of the bearing system (2) is connected with a polishing system (3); the polishing system (3) is used for polishing the outer side surface of the metal pipe; the middle part of the bearing system (2) is connected with a polishing system (4); the polishing system (4) is used for polishing burrs of the metal pipe hole; a drill bit (6) is arranged on the rotating shaft of the drilling machine (1);
the bearing system (2) comprises a loading box (201), a transmission box (202), a motor (203), a spur gear (204), a rack (205), an electric rotary table (206), a connecting frame (207), a bearing plate (208), an electric sliding rail (209), an electric sliding block (2010) and a fixing frame (2011); the lower part of the drilling machine (1) is connected with a loading box (201); the left side of the loading box (201) is fixedly connected with a transmission box (202); a motor (203) is fixedly connected to the rear side of the transmission case (202); a spur gear (204) is fixedly connected to an output shaft of the motor (203), and the spur gear (204) is positioned in the transmission case (202); the lower part of the left side of the drilling machine (1) is fixedly connected with a rack (205); the rack (205) is meshed with the spur gear (204); an electric turntable (206) is fixedly connected to the front side of the loading box (201); the front side of the electric turntable (206) is fixedly connected with a connecting frame (207); the upper side of the connecting frame (207) is fixedly connected with a bearing disc (208); an electric slide rail (209) is fixedly connected to the left part and the right part of the upper side of the bearing disc (208); two electric sliding blocks (2010) are respectively connected to the two electric sliding rails (209) in a sliding manner; the upper sides of the four electric sliding blocks (2010) are fixedly connected with a fixing frame (2011) respectively; the front part of the connecting frame (207) is connected with the polishing system (4); the middle part of the rear side of the bearing disc (208) is connected with the polishing system (3); the middle part of the bearing disc (208) is connected with the polishing system (4); the front part of the lower side of the bearing disc (208) is connected with the polishing system (4);
the left two fixing frames (2011) are symmetrically distributed in the front-back direction, and the right two fixing frames (2011) are symmetrically distributed in the front-back direction;
the polishing system (3) comprises an L-shaped frame (301), a first connecting shaft (302), a connecting handle (303), a fifth elastic piece (304), a clamping block (305), a polishing soft disc (306), a clamping plate (307) and a connecting rod (308); the middle part of the rear side of the bearing disc (208) is fixedly connected with an L-shaped frame (301); the upper side of the L-shaped frame (301) is fixedly connected with a first connecting shaft (302); the upper part of the first connecting shaft (302) is rotatably connected with a connecting handle (303); the right part of the connecting handle (303) is rotationally connected with a connecting rod (308); the upper part of the outer side of the connecting rod (308) is sleeved with a fifth elastic piece (304); the lower side of the fifth elastic piece (304) is contacted with the connecting handle (303); a clamping block (305) is fixedly connected to the upper side of the connecting rod (308); the lower side of the clamping block (305) is fixedly connected with the fifth elastic piece (304); the lower side of the connecting rod (308) is fixedly connected with a polishing soft disc (306); the right part of the lower side of the connecting handle (303) is connected with two clamping plates (307) through a torsion spring rod, and the two clamping plates (307) are distributed in a bilateral symmetry manner;
the polishing system (4) comprises a sleeve (401), a first elastic piece (402), a connecting block (403), a second elastic piece (404), a first connecting ring (405), a limiting sleeve (406), a transmission rod (407), a connecting disc (408), a first linkage ring (409), a limiting ring (4010), a second linkage ring (4011), a first polishing block (4012), a second connecting ring (4013), a second polishing block (4014), a first connecting plate (4015), a third elastic piece (4016), a fourth elastic piece (4017) and a limiting component; a sleeve (401) is fixedly connected with the middle part of the front side of the connecting frame (207); the upper part of the sleeve (401) is fixedly connected with the bearing disc (208); the inner lower side of the sleeve (401) is fixedly connected with a first elastic piece (402); a connecting block (403) is fixedly connected to the upper side of the first elastic piece (402); the inner lower side of the connecting block (403) is fixedly connected with a second elastic piece (404); the upper side of the connecting block (403) is rotationally connected with the first connecting ring (405); a limiting sleeve (406) is fixedly connected to the inner side of the first connecting ring (405); a transmission rod (407) is connected to the inner side of the limit sleeve (406) in a sliding way; the lower side of the transmission rod (407) is fixedly connected with a connecting disc (408); the lower part of the outer side wall of the transmission rod (407) is fixedly connected with a first linkage ring (409), and the first linkage ring (409) is positioned above the limiting sleeve (406); the upper part of the outer side wall of the transmission rod (407) is connected with a limit ring (4010) in a sliding way; the upper side of the transmission rod (407) is fixedly connected with a second linkage ring (4011); the upper front part and the upper rear part of the first connecting ring (405) are fixedly connected with a third elastic piece (4016) respectively; the opposite sides of the two third elastic pieces (4016) are fixedly connected with a first grinding block (4012) respectively; the lower sides of the two first grinding blocks (4012) are in sliding connection with the first connecting ring (405); two first grinding blocks (4012) are in contact with a first linkage ring (409); the outer side wall of the limiting ring (4010) is fixedly connected with a second connecting ring (4013); the front part and the rear part of the upper side of the second connecting ring (4013) are fixedly connected with a fourth elastic piece (4017) respectively; the opposite sides of the two fourth elastic pieces (4017) are fixedly connected with a second grinding block (4014) respectively; the two second grinding blocks (4014) are in sliding connection with the second connecting ring (4013); two second grinding blocks (4014) are in contact with the second coupling ring (4011); the front part of the lower side and the rear part of the lower side of the second connecting ring (4013) are fixedly connected with a first connecting plate (4015) respectively; the lower sides of the two first connecting plates (4015) are fixedly connected with the first connecting ring (405); the front part of the lower side of the bearing disc (208) is connected with a limiting component.
2. The metal tube drilling machine with the burr attaching and polishing function according to claim 1, wherein a limiting hole (401 a) is formed in the middle of the front side of the sleeve (401).
3. The metal tube drilling machine with the burr attaching and polishing function according to claim 1, wherein opposite sides of the two second polishing blocks (4014) are curved surfaces for attaching hole edges of the metal tube.
4. The metal tube drilling machine with the burr attaching and polishing function according to claim 3, wherein the limiting assembly comprises an electric push rod (4018), a transmission plate (4019), a mounting frame (4020), a second connecting shaft (4021), a third connecting shaft (4022), a fourth connecting shaft (4023), a second connecting plate (4024), a third connecting plate (4025), a fifth connecting shaft (4026), a connecting column (4027), a limiting cylinder (4028) and a limiting column (4029); an electric push rod (4018) is fixedly connected to the front part of the lower side of the bearing disc (208); the telescopic end of the electric push rod (4018) is rotationally connected with a transmission plate (4019); the front part of the lower side of the bearing disc (208) is fixedly connected with a mounting frame (4020), and the mounting frame (4020) is positioned behind the electric push rod (4018); the front part of the lower side of the mounting frame (4020) is fixedly connected with a second connecting shaft (4021); a third connecting shaft (4022) is fixedly connected to the lower part of the mounting frame (4020); the third connecting shaft (4022) is rotationally connected with the transmission plate (4019); the upper part of the transmission plate (4019) is in transmission connection with a fourth connecting shaft (4023); the left part and the right part of the fourth connecting shaft (4023) are respectively and rotatably connected with a second connecting plate (4024), and the two second connecting plates (4024) are respectively positioned at the left side and the right side of the transmission plate (4019); the front parts of the two second connecting plates (4024) are rotationally connected with a second connecting shaft (4021); a third connecting plate (4025) is rotatably connected to the left part and the right part of the fourth connecting shaft (4023); the two third connecting plates (4025) are positioned on the opposite sides of the two second connecting plates (4024), and the two third connecting plates (4025) are respectively positioned on the left side and the right side of the transmission plate (4019); a fifth connecting shaft (4026) is rotatably connected to the rear parts of the two third connecting plates (4025); a connecting column (4027) is rotatably connected to the fifth connecting shaft (4026); the outer side wall of the connecting column (4027) is connected with a limiting cylinder (4028) in a sliding manner; the left side and the right side of the limiting cylinder (4028) are fixedly connected with the mounting frame (4020); the rear side of the connecting column (4027) is fixedly connected with a limiting column (4029).
5. The metal tube drilling machine with the burr attaching and polishing function according to claim 4, which is characterized by further comprising a storage system (5), wherein the right part of the lower side of the bearing disc (208) is connected with the storage system (5); the storage system (5) comprises a rotating shaft (501), a cutter box (502) and a limiting frame (503); a rotating shaft (501) is fixedly connected to the right part of the lower side of the bearing disc (208); the rotating shaft (501) is rotationally connected with a cutter box (502); the right part of the lower side of the bearing disc (208) is rotationally connected with a limiting frame (503), and the limiting frame (503) is positioned behind the rotating shaft (501); the limiting frame (503) is contacted with the cutter box (502).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210195270.7A CN114505690B (en) | 2022-03-02 | 2022-03-02 | Metal tube drilling machine with burr attaching and polishing functions |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210195270.7A CN114505690B (en) | 2022-03-02 | 2022-03-02 | Metal tube drilling machine with burr attaching and polishing functions |
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| CN114505690B true CN114505690B (en) | 2024-01-02 |
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| CN212977881U (en) * | 2020-07-27 | 2021-04-16 | 重庆吉冶机电有限公司 | Polishing equipment for surface treatment of hardware workpiece |
| CN213646879U (en) * | 2020-11-06 | 2021-07-09 | 湖北豪展铝业有限公司 | Aluminum pipe burnishing device that polishing efficiency is high |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20110015357A (en) * | 2009-08-07 | 2011-02-15 | 곽경숙 | Metal pipe of tubulate manufacture method and manufacture apparatus |
| CN106985047A (en) * | 2017-04-25 | 2017-07-28 | 叶宝义 | Efficient sanding apparatus is used in a kind of handware production |
| CN107717469A (en) * | 2017-10-27 | 2018-02-23 | 无锡龙博机械有限公司 | A kind of metal perforating device with polishing function |
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|---|---|
| CN114505690A (en) | 2022-05-17 |
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