CN112404243A - Copper sheathing bottom trompil equipment for industrial processing - Google Patents
Copper sheathing bottom trompil equipment for industrial processing Download PDFInfo
- Publication number
- CN112404243A CN112404243A CN202011153842.2A CN202011153842A CN112404243A CN 112404243 A CN112404243 A CN 112404243A CN 202011153842 A CN202011153842 A CN 202011153842A CN 112404243 A CN112404243 A CN 112404243A
- Authority
- CN
- China
- Prior art keywords
- block
- rotating
- support
- rotating shaft
- bracket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 56
- 239000010949 copper Substances 0.000 title claims abstract description 56
- 238000012994 industrial processing Methods 0.000 title claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 33
- 238000004080 punching Methods 0.000 claims abstract description 25
- 238000007599 discharging Methods 0.000 claims abstract description 10
- 239000003921 oil Substances 0.000 claims description 27
- 230000001050 lubricating effect Effects 0.000 claims description 7
- 239000010687 lubricating oil Substances 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 3
- 238000010079 rubber tapping Methods 0.000 claims 5
- 238000004519 manufacturing process Methods 0.000 claims 3
- 241000227287 Elliottia pyroliflora Species 0.000 abstract description 17
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/30—Perforating, i.e. punching holes in annular parts, e.g. rims
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/18—Lubricating, e.g. lubricating tool and workpiece simultaneously
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/14—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by turning devices, e.g. turn-tables
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/003—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass in punching machines or punching tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/10—Making other particular articles parts of bearings; sleeves; valve seats or the like
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Punching Or Piercing (AREA)
Abstract
The invention relates to a punching device, in particular to a copper bush bottom punching device for industrial processing. The copper sleeve bottom hole forming equipment for industrial processing is capable of automatically feeding, stamping and discharging a copper pipe. The equipment for punching the bottom of the copper sleeve for industrial processing comprises a base and a supporting table, wherein the supporting table is arranged in the middle of the top of the base; the middle of one side of the bottom of the support table is provided with a motor support; the servo motor is arranged on the motor support, and an output shaft of the servo motor penetrates through the middle of one side of the top of the support platform; a rotating mechanism is arranged in the middle of the top of the supporting table; a feeding mechanism is arranged between one side of the top of the supporting table and the rotating mechanism; and the stamping mechanism is arranged between one side of the top of the supporting table and the rotating mechanism. Through the cooperation of rotary mechanism, feed mechanism, punching press mechanism and unloading mechanism, can carry out the operation of material loading, conveying, punching press and unloading to the copper sheathing automatically, improve people's work efficiency.
Description
Technical Field
The invention relates to a punching device, in particular to a copper bush bottom punching device for industrial processing.
Background
The copper bush is also called as the same bearing, which is a part used by the sliding and rotating machinery by the side to reduce conflict, transmit thrust and play a role in supporting and fixing, the copper bush needs to be supplied with oil to smooth the bearing, the copper bush can be divided into a plurality of types, such as machine copper roller, copper bearing and oil lubricating bearing, etc., the oil lubricating bearing is suitable for various large or heavy machinery, and is an important component on the machinery, the copper bush has the characteristics of high hardness, excellent wear resistance, good casting performance and strong cutting processing performance, has good corrosion resistance in atmosphere and fresh water, and is a wear-resistant part capable of working under high load and high sliding speed.
There is a miniature copper sheathing to be used for the separated time by people, bottom trompil at the copper sheathing, then in passing the end of a thread hole, stimulate the electric wire forward, can give a bundle of electric wire separately, make things convenient for people's work, with present technique say, people's manual control lathe usually punches for the copper sheathing, this needs people to carry out material loading and unloading to the copper sheathing manually, work efficiency is not high, and hurt the hand by the lathe very easily, the security is not high, to above-mentioned problem, it can be automatic to copper pipe material loading to have designed one kind, copper sheathing bottom trompil equipment is used in the industrial processing of punching press and unloading.
Disclosure of Invention
In order to overcome the defects of low working efficiency and low safety of manually operating a machine tool to punch a copper bush, the invention has the technical problems that: the copper sleeve bottom hole forming equipment for industrial processing is capable of automatically feeding, stamping and discharging a copper pipe.
The technical implementation scheme of the invention is as follows: the utility model provides a copper sheathing bottom trompil equipment for industrial processing, including:
the middle of the top of the base is provided with the supporting platform;
the middle of one side of the bottom of the support table is provided with a motor support;
the servo motor is arranged on the motor support, and an output shaft of the servo motor penetrates through the middle of one side of the top of the support platform;
a rotating mechanism is arranged in the middle of the top of the supporting table;
a feeding mechanism is arranged between one side of the top of the supporting table and the rotating mechanism;
a stamping mechanism is arranged between one side of the top of the supporting table and the rotating mechanism;
and the blanking mechanism is arranged between one side of the top of the supporting table and the rotating mechanism.
Optionally, the rotation mechanism comprises:
the top of the output shaft of the servo motor is provided with a first rotating shaft;
the middle part of the first rotating shaft is provided with a first straight gear;
the top of the support table is rotatably provided with a gear ring, and the gear ring is meshed with an inner gear ring of the first straight gear;
the middle of the top of the support table is rotatably provided with a workbench;
the sleeve rods are uniformly arranged on the periphery of the top of the workbench;
the upper part of the workbench is provided with a rotating disc;
the top of the first rotating shaft is provided with a rotating wheel which is matched with the rotating disc.
Optionally, the feeding mechanism includes:
the first support is arranged on one side of the top of the support table;
the lower part of one side of the first support is provided with a first fixed block;
the side part of the first fixed block is rotatably provided with a first rotating rod;
the bottom of the first rotating rod is provided with a second straight gear, the middle of the lower part of the first bracket is rotatably provided with the second straight gear, the second straight gears are mutually meshed, and the second straight gear on one side is mutually meshed with an outer gear ring of the gear ring;
the top of the first rotating rod is provided with a first eccentric wheel;
the first support plate is arranged on one side of the top of the first support, and the side part of the first support plate is rotatably connected with the upper part of the first rotating rod;
the upper part of one side of the first supporting plate is provided with a second fixed block;
the side part of the second fixed block is provided with a blanking pipe for placing a copper sleeve;
the lower part of the first supporting plate is symmetrically and slidably provided with first connecting blocks;
a first material receiving plate is arranged between one sides of the tops of the first connecting blocks and is connected with the lower part of the blanking pipe in a sliding manner;
a second material receiving plate is arranged between the side parts of the opposite sides of the first connecting blocks and is connected with the lower part of the blanking pipe in a sliding manner;
a second connecting block is arranged between one ends of the first connecting blocks and matched with the first eccentric wheel;
the first springs are arranged between the two sides of one side of the second connecting block and one side of the first supporting plate, and the first springs are sleeved outside the first connecting blocks on the same side.
Optionally, the punching mechanism comprises:
the second support is arranged on one side of the top of the support table;
the side part of the second bracket is rotatably provided with a second rotating shaft;
a third straight gear is arranged at the lower part of the second rotating shaft and is mutually meshed with the outer gear ring of the gear ring;
the upper part of one side of the second bracket is rotatably provided with a second rotating rod;
a first bevel gear component is arranged between one end of the second rotating rod and the top of the second rotating shaft;
the other end of the second rotating rod is provided with a second eccentric wheel;
the two sides of the upper part of one side of the second support are provided with first sliding rails;
the fixing frame is arranged between one sides of the first sliding rails in a sliding mode, and the second eccentric wheel slides on the inner side of the fixing frame;
the middle of the bottom of the fixed frame is provided with a third connecting block;
the middle of the bottom of the third connecting block is provided with a punch used for punching the copper bush.
Optionally, unloading mechanism includes:
a second supporting plate is arranged on one side of the top of the supporting table;
the two sides of one side of the bottom of the second supporting plate are respectively provided with a first baffle;
the lower part of one side, opposite to the first baffle, of the first baffle is provided with a first slide rail;
a third rotating shaft is rotatably arranged on one side of the top of the second slide rail on one side;
the top of the third rotating shaft is provided with a first pushing block;
one side of the lower part of the third rotating shaft is provided with a second pushing block;
a first torsion spring is arranged between one side of the bottom of the first pushing block and one side of the top of the second sliding rail on one side, and the first torsion spring is sleeved outside the third rotating shaft;
the two sides of the upper part of one side of the first baffle plate on one side are symmetrically provided with a second spring;
a material pushing plate is arranged between the other ends of the second springs;
the middle part of one side of the second supporting plate is provided with a blanking plate;
the two sides of one side of the first baffle plate on one side of the second baffle plate are both provided with second baffle plates, and the bottom of each second baffle plate is connected with the top of the blanking plate.
Optionally, still include fixed establishment, fixed establishment includes:
a third support is arranged on one side of the top of the support table;
the upper part of one side of the third bracket is rotatably provided with a third rotating rod;
a fourth straight gear is arranged at the bottom of the third rotating rod and is meshed with the outer gear ring of the gear ring;
the middle of the upper part of the third bracket is rotatably provided with a fourth rotating rod;
a second bevel gear assembly is arranged between one end of the fourth rotating rod and the top of the third rotating rod;
the two sides of the upper part of one side of the third support are provided with third sliding rails;
a fourth connecting block is arranged between the opposite sides of the third slide rail in a sliding manner;
a lower pressing block is arranged at the bottom of the fourth connecting block;
the turning block is arranged at the other end of the fourth rotating rod in a rotating mode, and the other end of the turning block is connected with the side portion of the fourth connecting block in a rotating mode.
Optionally, still include lubricated mechanism, lubricated mechanism includes:
the middle of one side of the top of the support table is provided with a fourth support;
the middle part of the fourth bracket is provided with a first supporting block;
the upper part of the fourth bracket is provided with a second supporting block;
the middle of the top of the first supporting block is rotatably provided with a fourth rotating shaft, and the top of the fourth rotating shaft penetrates through the middle of the bottom of the second supporting block;
the lower part of the fourth rotating shaft is provided with a third pushing block;
a second torsion spring is arranged between the top of the third pushing block and the bottom of the second supporting block and sleeved outside the fourth rotating shaft;
the middle of one side of the second supporting block is provided with a third fixed block;
the lower oil pipe is rotatably arranged on the side part of the third fixed block;
a straight gear assembly is arranged between the upper part of the fourth rotating shaft and the upper part of the lower oil pipe;
a fourth fixed block is arranged in the middle of the upper part of one side of the fourth bracket;
a guide pipe is arranged between the side part of the fourth fixed block and the upper side of the fourth bracket, and the bottom of the guide pipe is rotatably connected with the top of the lower oil pipe;
the guide pipe, the guide pipe top is equipped with the lower oil funnel that is used for placing lubricating oil.
Optionally, the feed tube is cylindrical in shape.
The invention has the following advantages: 1. through the cooperation of rotary mechanism, feed mechanism, punching press mechanism and unloading mechanism, can carry out the operation of material loading, conveying, punching press and unloading to the copper sheathing automatically, improve people's work efficiency, do not need people manual to copper sheathing material loading and unloading, avoid people to receive the injury, increase people's security.
2. Through the cooperation of the fixing mechanism and the lubricating mechanism, the copper sleeve can be sleeved on the sleeve rod more conveniently and accurately without being manually centered by people, and the work of people is facilitated.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the rotating mechanism of the present invention.
Fig. 3 is a schematic perspective view of the feeding mechanism of the present invention.
Fig. 4 is a schematic perspective view of a first part of the stamping mechanism of the present invention.
Fig. 5 is a schematic perspective view of a second part of the stamping mechanism of the present invention.
Fig. 6 is a schematic perspective view of a first part of the blanking mechanism of the present invention.
Fig. 7 is a schematic perspective view of a second part of the blanking mechanism of the present invention.
Fig. 8 is a schematic perspective view of the fixing mechanism of the present invention.
Fig. 9 is a schematic perspective view of the lubricating mechanism of the present invention.
The meaning of the reference symbols in the figures: 1: base, 2: support table, 3: motor support, 4: servo motor, 5: rotating mechanism, 50: first rotation shaft, 51: first straight gear, 52: gear ring, 53: table, 54: loop bar, 55: rotating disk, 56: rotating wheel, 6: feed mechanism, 60: first bracket, 61: first fixing block, 62: first rotation lever, 63: second spur gear, 64: first eccentric, 65: first support plate, 66: second fixed block, 67: first connection block, 68: first material receiving plate, 69: second material receiving plate, 610: second connection block, 611: first spring, 612: blanking pipe, 7: punching mechanism, 70: second bracket, 71: second rotating shaft, 72: third spur gear, 73: second rotating shaft, 74: first bevel gear assembly, 75: second eccentric, 76: fixing frame, 77: first slide rail, 78: third connecting block, 79: punch, 8: unloading mechanism, 80: second support plate, 81: first baffle, 82: second slide rail, 83: third rotating shaft, 84: first pusher block, 85: second pusher block, 86: first torsion spring, 87: pusher plate, 88: second spring, 89: blanking plate, 810: second baffle, 9: fixing mechanism, 90: third bracket, 91: third rotating lever, 92: fourth spur gear, 93: fourth rotating shaft, 94: second bevel gear assembly, 95: third slide rail, 96: fourth connecting block, 97: briquetting, 98: turning block, 10: lubrication mechanism, 100: fourth bracket, 101: first support block, 102: second support block, 103: fourth rotating shaft, 104: third pusher block, 105: second torsion spring, 106: third fixed block, 107: lower oil pipe, 108: spur gear assembly, 109: fourth fixed block, 110: oil feeding funnel, 111: a conduit.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings. It is only noted that the invention is intended to be limited to the specific forms set forth herein, including any reference to the drawings, as well as any other specific forms of embodiments of the invention.
Example 1
The utility model provides a copper sheathing bottom trompil equipment for industrial processing, as shown in figure 1, including base 1, brace table 2, motor support 3, servo motor 4, rotary mechanism 5, feed mechanism 6, punching press mechanism 7 and unloading mechanism 8, be equipped with brace table 2 in the middle of the 1 top of base, be equipped with motor support 3 in the middle of the 2 bottom left sides of brace table, be equipped with servo motor 4 on the motor support 3, servo motor 4 output shaft passes in the middle of the 2 top left sides of brace table, be equipped with rotary mechanism 5 in the middle of the 2 top of brace table, be equipped with feed mechanism 6 between 2 top front side right parts of brace table and rotary mechanism 5, be equipped with punching press mechanism 7 between 2 top rear side left parts of brace table and rotary mechanism 5, be equipped with unloading mechanism 8 between 2 top front side left.
When people need to open holes at the bottom of the copper sleeve, all the bottoms of the copper sleeves are placed on a certain part of the feeding mechanism 6 upwards, then the servo motor 4 is started, an output shaft of the servo motor 4 drives the rotating mechanism 5 to operate, the rotating mechanism 5 drives the feeding mechanism 6, the punching mechanism 7 and the blanking mechanism 8 operate, the copper sleeves are conveyed to a certain part of the rotating mechanism 5 by the feeding mechanism 6, the rotating mechanism 5 drives the copper sleeves to rotate, the punching mechanism 7 punches the bottoms of the copper sleeves on the rotating mechanism 5, then the punched copper sleeves are far away from the rotating mechanism 5 by the blanking mechanism 8, the punched copper sleeves are collected manually, the device operates repeatedly, and after all the bottoms of the copper sleeves are opened, the servo motor 4 is closed.
Example 2
Based on embodiment 1, as shown in fig. 2, 3, 4 and 5, the rotating mechanism 5 includes a first rotating shaft 50, a first straight gear 51, a gear ring 52, a table 53, a sleeve rod 54, a rotating disc 55 and a rotating wheel 56, the first rotating shaft 50 is disposed on the top of the output shaft of the servo motor 4, the first straight gear 51 is disposed in the middle of the first rotating shaft 50, the gear ring 52 is rotatably disposed on the top of the support table 2, the first straight gear 51 is meshed with the inner gear ring of the gear ring 52, the table 53 is rotatably disposed in the middle of the top of the support table 2, the sleeve rod 54 is uniformly disposed around the top of the table 53, the rotating disc 55 is disposed on the top of the table 53, the rotating wheel 56 is disposed on the top of the first rotating shaft 50, and the rotating wheel 56 is engaged.
The servo motor 4 is started, an output shaft of the servo motor 4 drives the first rotating shaft 50 to rotate, the first rotating shaft 50 drives the first straight gear 51 and the rotating wheel 56 to rotate, the first straight gear 51 drives the gear ring 52 to rotate, when the rotating wheel 56 is in contact with the rotating disc 55, the rotating disc 55 is driven to rotate, the rotating disc 55 drives the workbench 53 and the sleeve rod 54 to rotate, and when the rotating wheel 56 is separated from the rotating disc 55, the workbench 53 and the sleeve rod 54 are driven to stop rotating.
The feeding mechanism 6 comprises a first support 60, a first fixed block 61, a first rotating rod 62, a second straight gear 63, a first eccentric wheel 64, a first support plate 65, a second fixed block 66, a first connecting block 67, a second material receiving plate 69, a first material receiving plate 68, a second connecting block 610, a first spring 611 and a blanking pipe 612, wherein the first support 60 is arranged at the right part of the front side of the top of the support platform 2, the first fixed block 61 is arranged at the lower part of the right side of the first support 60, the first rotating rod 62 is rotatably arranged at the right part of the first fixed block 61, the second straight gear 63 is arranged at the bottom of the first rotating rod 62, the second straight gear 63 is rotatably arranged at the middle part of the lower part of the first support 60, the second straight gears 63 are mutually engaged, the second straight gear 63 at the left side is mutually engaged with the outer gear ring of the gear ring 52, the first eccentric wheel 64 is arranged at the top of the first rotating rod 62, the first support plate, the lower side of the right part of the first supporting plate 65 is rotatably connected with the upper part of the first rotating rod 62, the upper part of the left side of the first supporting plate 65 is provided with a second fixing block 66, the left part of the second fixing block 66 is provided with a discharging pipe 612, the lower part of the first supporting plate 65 is symmetrically provided with a first connecting block 67 in a front-back sliding manner, a first material receiving plate 68 is arranged between the left sides of the top of the first connecting block 67, the first material receiving plate 68 is slidably connected with the lower part of the discharging pipe 612, a second material receiving plate 69 is arranged between the left parts of the opposite sides of the first connecting block 67, the second material receiving plate 69 is slidably connected with the lower part of the discharging pipe 612, a second connecting block 610 is arranged between the right ends of the first connecting block 67, the second connecting block 610 is matched with the first eccentric wheel 64, first springs 611 are arranged between the front and back sides of the left side of.
Putting all the copper sleeves with the bottoms facing upwards into a blanking pipe 612, enabling the copper sleeves to fall onto the top of a first material receiving plate 68, starting a servo motor 4, enabling an output shaft of the servo motor 4 to drive a first rotating shaft 50 to rotate so as to drive a gear ring 52, a workbench 53 and a sleeve rod 54 to rotate, stopping rotating when the sleeve rod 54 rotates to be under the blanking pipe 612, enabling the gear ring 52 to drive a first rotating rod 62 to rotate through mutual meshing of second straight gears 63, enabling the first rotating rod 62 to drive a first eccentric wheel 64 to rotate, enabling a second connecting block 610 to move leftwards when the first eccentric wheel 64 is in contact with the second connecting block 610, compressing a first spring 611, enabling the second connecting block 610 to drive a first connecting block 67, the first material receiving plate 68 and a second material receiving plate 69 to move leftwards, enabling the copper sleeves to fall from the top of the first material receiving plate 68 to the top of the second material receiving plate 69, and enabling the first eccentric wheel 64 to be separated from the second connecting block 610, the first spring 611 is restored, under the action of the first spring 611, the first connecting block 67, the second connecting block 610, the first material receiving plate 68 and the second material receiving plate 69 are driven to move rightwards to reset, the copper bush on the top of the second material receiving plate 69 falls downwards onto the loop bar 54, the first material receiving plate 68 blocks other copper bushes, the loop bar 54 drives the copper bushes to rotate, and after all the bottoms of the copper bushes are provided with holes, the servo motor 4 is turned off.
The punching mechanism 7 comprises a second bracket 70, a second rotating shaft 71, a third straight gear 72, a second rotating rod 73, a first bevel gear component 74, a second eccentric wheel 75, a fixing frame 76, a first slide rail 77, a third connecting block 78 and a punch 79, the left part of the rear side of the top of the support table 2 is provided with the second bracket 70, the left part of the second bracket 70 is rotatably provided with the second rotating shaft 71, the lower part of the second rotating shaft 71 is provided with the third straight gear 72, the third straight gear 72 is mutually meshed with an outer gear ring of the gear ring 52, the upper part of the right side of the second bracket 70 is rotatably provided with the second rotating rod 73, the first bevel gear component 74 is arranged between the left end of the second rotating rod 73 and the top of the second rotating shaft 71, the right end of the second rotating rod 73 is provided with the second eccentric wheel 75, the front side and the rear side of the upper part of the right side of the second bracket 70 are both, the second eccentric wheel 75 slides on the inner side of the fixing frame 76, a third connecting block 78 is arranged in the middle of the bottom of the fixing frame 76, and a punch 79 is arranged in the middle of the bottom of the third connecting block 78.
When the loop bar 54 drives the copper sheath to continue to rotate to the position right below the punch 79, the rotation is stopped, meanwhile, the gear ring 52 drives the third spur gear 72 to rotate, the third spur gear 72 drives the second rotating shaft 71 to rotate, the second rotating shaft 71 drives the second rotating shaft 73 to rotate through the first bevel gear assembly 74, the second rotating shaft 73 drives the second eccentric wheel 75 to rotate, the second eccentric wheel 75 drives the fixing frame 76 to reciprocate up and down on the first sliding rail 77, when the fixing frame 76 moves down, the third connecting block 78 and the punch 79 are driven to move down, the punch 79 punches holes in the copper sheath on the loop bar 54, and when the fixing frame 76 moves up and resets, the third connecting block 78 and the punch 79 are driven to move up and reset.
Example 3
Based on the embodiment 2, as shown in fig. 6, 7, 8 and 9, the blanking mechanism 8 includes a second supporting plate 80, a first baffle 81, a second sliding rail 82, a third rotating shaft 83, a first pushing block 84, a second pushing block 85, a first torsion spring 86, a pushing plate 87, a second spring 88, a blanking plate 89 and a second baffle 810, the second supporting plate 80 is disposed on the left of the top front side of the supporting table 2, the first baffle 81 is disposed on the left and right sides of the bottom right side of the second supporting plate 80, the second sliding rail 82 is disposed on the lower portion of the opposite side of the first baffle 81, the third rotating shaft 83 is disposed on the top front side of the top of the right second sliding rail 82, the first pushing block 84 is disposed on the top of the third rotating shaft 83, the second pushing block 85 is disposed on the left side of the lower portion of the third rotating shaft 83, the first torsion spring 86 is disposed between the bottom front side of the first pushing block 84 and the top front side of the right second sliding rail, first torsion spring 86 is in the cover of third axis of rotation 83 outside, and the bilateral symmetry is equipped with second spring 88 around the first baffle 81 left side upper portion front side on right side, is equipped with scraping wings 87 between the second spring 88 other end, and second backup pad 80 front side middle part is equipped with down flitch 89, and both sides all are equipped with second baffle 810 around the left first baffle 81 front side, and second baffle 810 bottom all is connected with lower flitch 89 top.
After punching holes on the copper sleeve on the loop bar 54 by the punch 79, the loop bar 54 drives the copper sleeve after punching to continue rotating, when the copper sleeve after punching contacts with the second slide rail 82, the copper sleeve is driven to move upwards, when the loop bar 54 contacts with the second push block 85, the second push block 85 is driven to rotate, the second push block 85 drives the third rotating shaft 83 and the first push block 84 to rotate, the first push block 84 pushes the copper sleeve after punching to move forwards, so that the copper sleeve is separated from the second slide rail 82, when the copper sleeve after punching contacts with the push plate 87, the second spring 88 is compressed, when the loop bar 54 after punching separates from the second push block 85, the first torsion spring 86 recovers the original state, under the action of the first torsion spring 86, the third rotating shaft 83, the first push block 84 and the second push block 85 are driven to rotate and recover, at this time, the second spring 88 recovers the original state, under the action of the second spring 88, the material pushing plate 87 is driven to move left to push out the punched copper bush, the punched copper bush slides down along the blanking plate 89, the copper bush is prevented from falling out of the blanking plate 89 under the action of the second baffle plate 810, and then the punched copper bush is collected manually.
The device also comprises a fixing mechanism 9, the fixing mechanism 9 comprises a third support 90, a third rotating rod 91, a fourth straight gear 92, a fourth rotating rod 93, a second bevel gear assembly 94, a third slide rail 95, a fourth connecting block 96, a lower pressing block 97 and a rotating block 98, the third support 90 is arranged at the right part of the rear side of the top of the support table 2, the third rotating rod 91 is rotatably arranged at the upper part of the right side of the third support 90, the fourth straight gear 92 is arranged at the bottom of the third rotating rod 91, the fourth straight gear 92 is mutually meshed with an outer gear ring of the gear ring 52, the fourth rotating rod 93 is rotatably arranged in the middle of the upper part of the third support 90, the second bevel gear assembly 94 is arranged between the right end of the fourth rotating rod 93 and the top of the third rotating rod 91, the third slide rail 95 is arranged at the front side and the rear side of the upper part of the left side of the third support 90, the fourth connecting, the left end of the fourth rotating rod 93 is rotatably provided with a rotating block 98, and the other end of the rotating block 98 is rotatably connected with the right part of the fourth connecting block 96.
When the copper sheathing at second material receiving plate 69 top down falls on loop bar 54, loop bar 54 drives the copper sheathing and rotates, stop rotating when the copper sheathing rotates under briquetting 97, gear ring 52 drives fourth straight-tooth gear 92 simultaneously and rotates, fourth straight-tooth gear 92 drives third dwang 91 and rotates, third dwang 91 drives fourth dwang 93 and turning block 98 through second bevel gear subassembly 94 and rotates, thereby drive fourth connecting block 96 up-and-down reciprocating motion, when fourth connecting block 96 down-motion, drive briquetting 97 down-motion and just-right with the copper sheathing on loop bar 54 down, when fourth connecting block 96 up-motion resets, drive briquetting 97 down-motion and reset.
The lubricating mechanism 10 comprises a fourth support 100, a first support block 101, a second support block 102, a fourth rotating shaft 103, a third pushing block 104, a second torsion spring 105, a third fixed block 106, an oil discharging pipe 107, a spur gear component 108, a fourth fixed block 109, an oil discharging funnel 110 and a guide pipe 111, the fourth support 100 is arranged in the middle of the front side of the top of the support platform 2, the first support block 101 is arranged in the middle of the fourth support 100, the second support block 102 is arranged on the upper portion of the fourth support 100, the fourth rotating shaft 103 is rotatably arranged in the middle of the top of the first support block 101, the top of the fourth rotating shaft 103 penetrates through the middle of the bottom of the second support block 102, the third pushing block 104 is arranged on the lower portion of the fourth rotating shaft 103, the second torsion spring 105 is arranged between the top of the third pushing block 104 and the bottom of the second support block 102, the second torsion spring 105 is sleeved outside the fourth rotating shaft 103, the middle of the rear side of the second support block, an oil discharge pipe 107 is rotatably arranged at the rear part of the third fixing block 106, a straight gear assembly 108 is arranged between the upper part of the fourth rotating shaft 103 and the upper part of the oil discharge pipe 107, a fourth fixing block 109 is arranged in the middle of the upper part of the rear side of the fourth support 100, a guide pipe 111 is arranged between the rear part of the fourth fixing block 109 and the rear part of the upper side of the fourth support 100, the bottom of the guide pipe 111 is rotatably connected with the top of the oil discharge pipe 107, and an oil discharge funnel 110 is arranged at.
The lubricating oil is put into the oil dropping funnel 110, and because the oil dropping pipe 107 is not butted with the guide pipe 111, the lubricating oil stops flowing after flowing into the guide pipe 111, after the punched copper bush is collected, the loop bar 54 continues to rotate, stops moving when the loop bar 54 rotates to a position right below the lower oil pipe 107, when the loop bar 54 contacts with the third pushing block 104, the third pushing block 104 and the fourth rotating shaft 103 are driven to rotate, the fourth rotating shaft 103 drives the lower oil pipe 107 to rotate through the straight gear assembly 108, after the lower oil pipe 107 is butted with the guide pipe 111, the lubricating oil flows into the lower oil pipe 107 from the guide pipe 111 and then drops on the copper sleeve, when the loop bar 54 is separated from the third pushing block 104, the second torsion spring 105 is restored, under the action of the second torsion spring 105, the fourth rotating shaft 103, the third pushing block 104 and the oil dropping pipe 107 are driven to rotate and reset, so that the oil dropping pipe 107 blocks the guide pipe 111 again.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a copper sheathing bottom trompil equipment for industrial processing which characterized in that, including:
the device comprises a base (1) and a supporting table (2), wherein the supporting table (2) is arranged in the middle of the top of the base (1);
the middle of one side of the bottom of the support table (2) is provided with a motor support (3);
the servo motor (4) is arranged on the motor support (3), and an output shaft of the servo motor (4) penetrates through the middle of one side of the top of the support table (2);
the rotating mechanism (5) is arranged in the middle of the top of the supporting table (2);
a feeding mechanism (6), wherein the feeding mechanism (6) is arranged between one side of the top of the support table (2) and the rotating mechanism (5);
a stamping mechanism (7), wherein the stamping mechanism (7) is arranged between one side of the top of the support table (2) and the rotating mechanism (5);
a blanking mechanism (8), and a blanking mechanism (8) is arranged between one side of the top of the supporting platform (2) and the rotating mechanism (5).
2. The bottom tapping device for copper sleeves for industrial processes according to claim 1, wherein the rotating means (5) comprise:
the top of the output shaft of the servo motor (4) is provided with a first rotating shaft (50);
the middle part of the first rotating shaft (50) is provided with a first straight gear (51);
the top of the support table (2) is rotatably provided with a gear ring (52), and the gear ring (52) is meshed with an inner gear ring of the first straight gear (51);
the workbench (53), the middle of the top of the support table (2) is rotatably provided with the workbench (53);
the sleeve rods (54) are uniformly arranged on the periphery of the top of the workbench (53);
a rotating disc (55), wherein the upper part of the workbench (53) is provided with the rotating disc (55);
the top of the first rotating shaft (50) is provided with a rotating wheel (56), and the rotating wheel (56) is matched with the rotating disc (55).
3. The apparatus for perforating the bottom of a copper sleeve for industrial processing according to claim 2, characterized in that the feeding mechanism (6) comprises:
the first support (60) is arranged on one side of the top of the support table (2);
the lower part of one side of the first bracket (60) is provided with a first fixed block (61);
the first rotating rod (62) is rotatably arranged on the side part of the first fixed block (61);
the bottom of the first rotating rod (62) is provided with a second straight gear (63), the middle of the lower part of the first bracket (60) is rotatably provided with the second straight gear (63), the second straight gears (63) are mutually meshed, and the second straight gear (63) on one side is mutually meshed with an outer gear ring of the gear ring (52);
the top of the first rotating rod (62) is provided with a first eccentric wheel (64);
the first support plate (65) is arranged on one side of the top of the first support (60), and the side part of the first support plate (65) is rotatably connected with the upper part of the first rotating rod (62);
the upper part of one side of the first supporting plate (65) is provided with a second fixed block (66);
the blanking pipe (612) for placing the copper sleeve is arranged on the side part of the second fixing block (66);
the lower part of the first supporting plate (65) is symmetrically and slidably provided with a first connecting block (67);
a first material receiving plate (68) is arranged between one sides of the tops of the first connecting blocks (67), and the first material receiving plate (68) is connected with the lower part of the discharging pipe (612) in a sliding manner;
a second material receiving plate (69), wherein a second material receiving plate (69) is arranged between the side parts of the opposite sides of the first connecting blocks (67), and the second material receiving plate (69) is in sliding connection with the lower part of the blanking pipe (612);
a second connecting block (610) is arranged between one ends of the first connecting blocks (67), and the second connecting block (610) is matched with the first eccentric wheel (64);
first spring (611), be equipped with first spring (611) between the both sides of second connecting block (610) one side all and first backup pad (65) one side, first spring (611) all overlaps the first connecting block (67) outside at the homonymy.
4. The bottom tapping device for copper sleeves for industrial processes according to claim 3, wherein the stamping mechanism (7) comprises:
a second bracket (70), wherein the second bracket (70) is arranged on one side of the top of the support table (2);
a second rotating shaft (71), wherein the side part of the second bracket (70) is rotatably provided with the second rotating shaft (71);
a third spur gear (72) is arranged at the lower part of the second rotating shaft (71), and the third spur gear (72) is meshed with an outer gear ring of the gear ring (52);
the upper part of one side of the second bracket (70) is rotatably provided with a second rotating rod (73);
a first bevel gear component (74) is arranged between one end of the second rotating rod (73) and the top of the second rotating shaft (71);
a second eccentric wheel (75), and a second eccentric wheel (75) is arranged at the other end of the second rotating rod (73);
the two sides of the upper part of one side of the second bracket (70) are provided with first sliding rails (77);
the fixing frame (76) is arranged between the opposite sides of the first sliding rails (77) in a sliding manner, and the second eccentric wheel (75) slides on the inner side of the fixing frame (76);
the middle of the bottom of the fixing frame (76) is provided with a third connecting block (78);
the middle of the bottom of the punch (79) and the middle of the bottom of the third connecting block (78) is provided with the punch (79) for punching the copper sleeve.
5. The bottom tapping device for copper sleeves for industrial processes according to claim 4, wherein the blanking mechanism (8) comprises:
a second supporting plate (80), wherein the second supporting plate (80) is arranged on one side of the top of the supporting table (2);
the two sides of one side of the bottom of the second supporting plate (80) are respectively provided with a first baffle plate (81);
the lower part of one side, opposite to the first baffle (81), of the second sliding rail (82) is provided with the second sliding rail (82);
a third rotating shaft (83), wherein the third rotating shaft (83) is rotatably arranged on one side of the top of the second sliding rail (82) on one side;
the top of the third rotating shaft (83) is provided with a first pushing block (84);
a second pushing block (85) is arranged on one side of the lower part of the third rotating shaft (83);
a first torsion spring (86) is arranged between one side of the bottom of the first pushing block (84) and one side of the top of the second sliding rail (82), and the first torsion spring (86) is sleeved outside the third rotating shaft (83);
the two sides of the upper part of one side of the first baffle plate (81) on one side are symmetrically provided with the second springs (88);
a material pushing plate (87) is arranged between the other ends of the second springs (88);
a blanking plate (89), wherein the middle part of one side of the second supporting plate (80) is provided with the blanking plate (89);
second baffle (810), the both sides of first baffle (81) one side of one side all are equipped with second baffle (810), and second baffle (810) bottom all is connected with flitch (89) top down.
6. The bottom tapping device for copper sleeves for industrial processing according to claim 5, further comprising a fixing mechanism (9), wherein the fixing mechanism (9) comprises:
a third support (90), wherein the third support (90) is arranged on one side of the top of the support table (2);
a third rotating rod (91) is rotatably arranged at the upper part of one side of the third bracket (90);
a fourth straight gear (92) is arranged at the bottom of the third rotating rod (91), and the fourth straight gear (92) is meshed with an outer gear ring of the gear ring (52);
the middle of the upper part of the third bracket (90) is rotatably provided with a fourth rotating rod (93);
a second bevel gear assembly (94), wherein a second bevel gear assembly (94) is arranged between one end of the fourth rotating rod (93) and the top of the third rotating rod (91);
the third sliding rail (95) is arranged on each of two sides of the upper part of one side of the third support (90);
a fourth connecting block (96) is arranged between the opposite sides of the third sliding rail (95) in a sliding manner;
a lower pressing block (97) is arranged at the bottom of the fourth connecting block (96);
the other end of the fourth rotating rod (93) is rotatably provided with a rotating block (98), and the other end of the rotating block (98) is rotatably connected with the side part of the fourth connecting block (96).
7. The bottom tapping device for copper sleeves for industrial processing as claimed in claim 6, further comprising a lubricating mechanism (10), wherein the lubricating mechanism (10) comprises:
the middle of one side of the top of the support table (2) is provided with a fourth support (100);
the middle part of the fourth bracket (100) is provided with a first supporting block (101);
the upper part of the fourth bracket (100) is provided with a second supporting block (102);
the middle of the top of the first supporting block (101) is rotatably provided with a fourth rotating shaft (103), and the top of the fourth rotating shaft (103) penetrates through the middle of the bottom of the second supporting block (102);
a third pushing block (104), wherein the lower part of the fourth rotating shaft (103) is provided with the third pushing block (104);
a second torsion spring (105), a second torsion spring (105) is arranged between the top of the third pushing block (104) and the bottom of the second supporting block (102), and the second torsion spring (105) is sleeved outside the fourth rotating shaft (103);
a third fixed block (106), wherein the middle of one side of the second supporting block (102) is provided with the third fixed block (106);
the oil discharging pipe (107) is rotatably arranged on the side part of the third fixed block (106);
a straight gear assembly (108), wherein the straight gear assembly (108) is arranged between the upper part of the fourth rotating shaft (103) and the upper part of the oil discharging pipe (107);
a fourth fixing block (109), wherein the middle of the upper part of one side of the fourth bracket (100) is provided with the fourth fixing block (109);
a guide pipe (111) is arranged between the side part of the fourth fixing block (109) and the upper side of the fourth support (100), and the bottom of the guide pipe (111) is rotatably connected with the top of the oil dropping pipe (107);
the top of the guide pipe (111) is provided with a lower oil hopper (110) for placing lubricating oil.
8. The apparatus of claim 7, wherein the down tube (612) is cylindrical in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011153842.2A CN112404243A (en) | 2020-10-26 | 2020-10-26 | Copper sheathing bottom trompil equipment for industrial processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011153842.2A CN112404243A (en) | 2020-10-26 | 2020-10-26 | Copper sheathing bottom trompil equipment for industrial processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112404243A true CN112404243A (en) | 2021-02-26 |
Family
ID=74840502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011153842.2A Pending CN112404243A (en) | 2020-10-26 | 2020-10-26 | Copper sheathing bottom trompil equipment for industrial processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112404243A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117139468A (en) * | 2023-10-31 | 2023-12-01 | 南通恒昌通讯设备有限公司 | Multi-process composite punching device for aluminum alloy die castings |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201760484U (en) * | 2010-05-31 | 2011-03-16 | 梅州嘉和换向器有限公司 | Forming device for outer hook of copper bush of rolled plate type reverser |
| CN108479041A (en) * | 2018-04-24 | 2018-09-04 | 雷钦英 | A kind of mechanical automatic hair table tennis equipment |
| EP3381578A1 (en) * | 2017-03-27 | 2018-10-03 | Hamilton Sundstrand Corporation | Torsion spring |
| CN210305422U (en) * | 2019-08-02 | 2020-04-14 | 安徽皖都金属构配件有限公司 | M iron stamping forming is with supplementary charging equipment |
| CN111215516A (en) * | 2020-01-15 | 2020-06-02 | 欧志高 | A hot pot bottom trompil device for production of copper chafing dish |
| CN111672975A (en) * | 2020-06-05 | 2020-09-18 | 刘利华 | Flange stamping automatic rotating device |
| CN211540231U (en) * | 2020-01-17 | 2020-09-22 | 大连锦田精密模具有限公司 | Multi-station numerical control machining tool |
-
2020
- 2020-10-26 CN CN202011153842.2A patent/CN112404243A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201760484U (en) * | 2010-05-31 | 2011-03-16 | 梅州嘉和换向器有限公司 | Forming device for outer hook of copper bush of rolled plate type reverser |
| EP3381578A1 (en) * | 2017-03-27 | 2018-10-03 | Hamilton Sundstrand Corporation | Torsion spring |
| CN108479041A (en) * | 2018-04-24 | 2018-09-04 | 雷钦英 | A kind of mechanical automatic hair table tennis equipment |
| CN210305422U (en) * | 2019-08-02 | 2020-04-14 | 安徽皖都金属构配件有限公司 | M iron stamping forming is with supplementary charging equipment |
| CN111215516A (en) * | 2020-01-15 | 2020-06-02 | 欧志高 | A hot pot bottom trompil device for production of copper chafing dish |
| CN211540231U (en) * | 2020-01-17 | 2020-09-22 | 大连锦田精密模具有限公司 | Multi-station numerical control machining tool |
| CN111672975A (en) * | 2020-06-05 | 2020-09-18 | 刘利华 | Flange stamping automatic rotating device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117139468A (en) * | 2023-10-31 | 2023-12-01 | 南通恒昌通讯设备有限公司 | Multi-process composite punching device for aluminum alloy die castings |
| CN117139468B (en) * | 2023-10-31 | 2023-12-26 | 南通恒昌通讯设备有限公司 | Multi-process composite punching device for aluminum alloy die castings |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111715729B (en) | Assembly of bearing bush machining system based on automatic control and assembling method | |
| CN112108669A (en) | Circular iron sheet center drilling equipment | |
| CN112192155B (en) | Machining method of high-precision shaft bush machining part | |
| CN116116975B (en) | Automobile part stamping equipment and method | |
| CN111496038B (en) | Automatic stamping equipment of iron ring | |
| CN112122447A (en) | Full-automatic trimming and punching equipment for hardware wire box | |
| CN112404243A (en) | Copper sheathing bottom trompil equipment for industrial processing | |
| CN118218468B (en) | Stamping forming equipment for metal parts | |
| CN117245008B (en) | Robot claw processing stamping equipment | |
| CN112846398B (en) | Saw blade processing equipment for manufacturing production | |
| CN112720637B (en) | Industrial round gasket forming device | |
| CN112589958B (en) | Refractory brick stamping equipment for construction industry production | |
| CN112157464A (en) | Equipment for cutting stainless steel gasket | |
| CN113083650A (en) | Bearing steel ball screening and sorting device convenient to feed | |
| CN218798689U (en) | Automobile part stamping machine tool capable of automatically feeding | |
| CN112276644B (en) | Automatic metal cutting device | |
| CN116441386A (en) | Stamping equipment for metal plate processing | |
| CN114054285B (en) | Surface lubricating equipment for processing copper bar | |
| CN215746671U (en) | Automatic plate shearing machine of material loading | |
| CN109465371B (en) | Forging and pressing system with manipulator | |
| CN212657138U (en) | Automatic change bearing assembly quality | |
| CN210280554U (en) | Hinge riveting machine | |
| CN112453784A (en) | Spot welding device for tweezers machining | |
| CN207086648U (en) | A kind of automobile guide rail Full automatic punching cut machine | |
| CN112620445A (en) | Automatic stamping, bending and stacking device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20210226 |