CN111872440A - Drilling device for processing and producing electronic components - Google Patents
Drilling device for processing and producing electronic components Download PDFInfo
- Publication number
- CN111872440A CN111872440A CN202010757968.4A CN202010757968A CN111872440A CN 111872440 A CN111872440 A CN 111872440A CN 202010757968 A CN202010757968 A CN 202010757968A CN 111872440 A CN111872440 A CN 111872440A
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- Prior art keywords
- fixedly connected
- plate
- drilling
- rod
- movable
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Classifications
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- 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
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0032—Arrangements for preventing or isolating vibrations in parts of the machine
- B23Q11/0039—Arrangements for preventing or isolating vibrations in parts of the machine by changing the natural frequency of the system or by continuously changing the frequency of the force which causes the vibration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
Abstract
The invention relates to the technical field of electronic components, in particular to a drilling device for processing and producing electronic components, which comprises an operation table, wherein the tops of the left and right ends of the operation table are fixedly connected with supporting plates, a drilling mechanism is arranged between the supporting plates at the two sides, a fixing mechanism is arranged at the lower side of the drilling mechanism, a transmission mechanism is arranged between the fixing mechanism and the drilling mechanism, a base is arranged at the bottom of the operation table, and a damping mechanism is arranged between the base and the operation table. The pressure of the pressing plate on the part can be increased, so that the fixation is firmer.
Description
Technical Field
The invention relates to the technical field of electronic components, in particular to a drilling device for processing and producing electronic components.
Background
The electronic components are components of electronic elements and small-sized electric machines and instruments, are usually composed of a plurality of parts and can be commonly used in similar products; it is a general name of some parts in the industries of electric appliances, radio, instruments and the like, such as capacitors, transistors, hairsprings, springs and other sub-devices. The electronic components need to pass through a drilling process when being processed and produced, and the drilling of the electronic components is the hole for drilling the electronic component plug-in, some screw holes for fixing and some via holes for conducting.
Present electronic components drilling equipment is at the in-process that drills to electronic components for fixture can't adjust, leads to the device can only unidimensional electronic components carry out the centre gripping, leads to the centre gripping scope to be restricted, causes functional and practicality relatively poor, and the electronic components of centre gripping is unstable simultaneously, causes the drilling slope, leads to the drilling quality relatively poor, consequently, to above current situation, urgent need develop a drilling equipment that electronic components processing production used, in order to overcome not enough in the current practical application.
Disclosure of Invention
The invention aims to provide a drilling device for processing and producing electronic components, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a drilling equipment of electronic components processing production usefulness, includes the operation panel, the equal fixed connection in both ends top is provided with the backup pad about the operation panel, both sides be provided with drilling mechanism between the backup pad, the drilling mechanism downside is provided with fixed establishment, be provided with drive mechanism between fixed establishment and the drilling mechanism, the operation panel bottom is provided with the base, be provided with damper between base and the operation panel.
As a further scheme of the invention: drilling mechanism includes the fly leaf, the equal fixed connection in fly leaf left and right sides is provided with the slider with backup pad sliding connection, fixed connection is provided with first telescopic link between slider bottom and the backup pad, fly leaf bottom bolted connection is provided with the rig.
As a further scheme of the invention: the fixing mechanism comprises a first motor which is arranged on the inner side of the operating platform through bolt connection, threaded rods which are connected with the operating platform in a rotating mode are arranged on the left side and the right side of the first motor, the threaded rods are connected with the output end of the first motor in a meshing mode through bevel gears, two sides of the threaded rods are connected with movable blocks through threads on the outer side of the threaded rods, supporting blocks are fixedly connected to the tops of the movable blocks, sliding grooves are formed in the tops of the operating platform through sliding connections, clamping plates are fixedly connected to the tops of the supporting blocks, and the clamping plates are connected with the movable plates through transmission.
As a further scheme of the invention: the splint outside is provided with places the board, place board and sliding connection setting at the inboard guide block fixed connection of splint, the equal fixed connection in both sides is provided with the second telescopic link around the guide block, splint top fixed connection is provided with the connecting block, the inboard sliding connection of connecting block is provided with the slide, fixed connection is provided with a plurality of third springs between slide top and the connecting block, slide bottom fixed connection is provided with a plurality of connecting rods, the inboard sliding connection of connecting rod is provided with the movable rod, fixed connection is provided with the fourth spring between movable rod top and the connecting rod, movable rod bottom fixed connection is provided with the clamp plate.
As a further scheme of the invention: the drive mechanism includes that bolted connection sets up the second motor of both ends bottom about the fly leaf, the second motor output is connected with the transfer line, the transfer line other end and rope sheave fixed connection, rope sheave outside fixed connection is provided with the stay cord, the stay cord other end passes the fixed pulley and the slide connection that fixed connection set up in the backup pad outside, the transfer line outside is provided with the fixed frame with fly leaf fixed connection, the equal fixed connection in both ends is provided with the third telescopic link that is used for fixed transfer line about the fixed frame inboard.
As a further scheme of the invention: damper includes that fixed connection sets up the limiting plate in the operation panel left and right sides, the inboard sliding connection of limiting plate is provided with the guide bar with base fixed connection, the guide bar is located the limiting plate downside part outside and is provided with first spring, operation panel bottom fixed connection is provided with the fixed block, the fixed block left and right sides all articulates and is provided with the slide bar, slide bar other end fixed connection is provided with the push pedal, push pedal outside sliding connection is provided with the dead lever articulated with the base, fixed connection is provided with the second spring between push pedal top and the dead lever, slide bar one side fixed connection is kept away from in the push pedal is provided with first magnet, the inboard fixed connection of dead lever is provided with second magnet, second magnet is the same with first magnet relative one side magnetism.
As a further scheme of the invention: and a rubber pad is fixedly connected to the bottom of the fixed block.
Compared with the prior art, the invention has the beneficial effects that:
1. by arranging the fixing mechanism, the distance between the clamping plates on the two sides can be changed by utilizing the first motor, so that the device can fix parts with different sizes, the practicability of the device is enhanced, the height of the placing plate is changed by arranging the adjustable placing plate, the pressing plate can further fix the parts under the action of the fourth spring, and the clamping stability can be enhanced;
2. by arranging the transmission mechanism, the movable plate drives the sliding plate to move downwards through the pull rope in the descending process, so that the pressure of the pressing plate on the part can be increased, and the fixing is firmer;
3. through setting up damper, utilize first spring, second spring, first magnet and second magnet to realize multiple shock attenuation, effectively reduce the influence that vibrations caused to the device, make the device more stable when the operation, guarantee the accuracy of drilling.
Drawings
Fig. 1 is a schematic structural diagram of a drilling device for processing and producing electronic components.
Fig. 2 is an enlarged schematic view of a portion a in fig. 1.
Fig. 3 is a side view of a movable plate in the drilling device for processing and producing electronic components.
FIG. 4 is a schematic view of a clamping plate of a drilling device for processing and producing electronic components
In the figure: 1-an operation table, 2-a support plate, 3-a movable plate, 4-a slide block, 5-a first telescopic rod, 6-a drilling machine, 7-a first motor, 8-a threaded rod, 9-a movable block, 10-a support block, 11-a clamping plate, 12-a placing plate, 13-a guide block, 14-a second telescopic rod, 15-a fixed pulley, 16-a pull rope, 17-a rope pulley, 18-a limiting plate, 19-a guide rod, 20-a first spring, 21-a fixed rod, 22-a slide rod, 23-a push plate, 24-a second spring, 25-a fixed block, 26-a first magnet, 27-a connecting block, 28-a sliding plate, 29-a third spring, 30-a connecting rod, 31-a movable rod, 32-a pressing plate, 33-a second motor, 34-a fixed frame, 35-a third telescopic rod.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
Example 1
Referring to fig. 1-4, in an embodiment of the present invention, a drilling device for processing and producing an electronic component includes an operation table 1, supporting plates 2 are fixedly connected to top portions of left and right ends of the operation table 1, a drilling mechanism is disposed between the supporting plates 2 on two sides, a fixing mechanism is disposed on a lower side of the drilling mechanism, a transmission mechanism is disposed between the fixing mechanism and the drilling mechanism, a base is disposed at a bottom of the operation table 1, and a damping mechanism is disposed between the base and the operation table 1.
Example 2
In this embodiment, the drilling mechanism includes the fly leaf 3, the equal fixed connection in the fly leaf 3 left and right sides is provided with the slider 4 with backup pad 2 sliding connection, fixed connection is provided with first telescopic link 5 between slider 4 bottom and the backup pad 2, bolted connection is provided with rig 6 bottom the fly leaf 3.
In this embodiment, the fixed establishment includes bolted connection sets up the first motor 7 in the inboard of operation panel 1, the first motor 7 left and right sides all is provided with rotates the threaded rod 8 of being connected with operation panel 1, be connected through bevel gear meshing between the output of threaded rod 8 and the first motor 7, both sides the equal threaded connection in the threaded rod 8 outside is provided with movable block 9, movable block 9 top fixed connection is provided with supporting shoe 10, supporting shoe 10 and the spout sliding connection who sets up at operation panel 1 top, supporting shoe top fixed connection is provided with splint 11, splint 11 are connected with fly leaf 3 through drive mechanism, through setting up fixed establishment, utilize first motor 7 can change the distance between the splint 11 of both sides, make the device can fix the part of equidimension not, have strengthened the practicality of device.
In this embodiment, a placing plate 12 is disposed on the outer side of the clamping plate 11, the placing plate 12 is fixedly connected with a guide block 13 slidably disposed on the inner side of the clamping plate 11, the front and rear sides of the guide block 13 are fixedly connected with second telescopic rods 14, the top of the clamping plate 11 is fixedly connected with a connecting block 27, the inner side of the connecting block 27 is slidably connected with a sliding plate 28, a plurality of third springs 29 are fixedly connected between the top end of the sliding plate 28 and the connecting block 27, a plurality of connecting rods 30 are fixedly connected with the bottom of the sliding plate 28, a movable rod 31 is slidably disposed on the inner side of the connecting rod 30, a fourth spring is fixedly connected between the top end of the movable rod 31 and the connecting rod 30, a pressing plate 32 is fixedly connected with the bottom of the movable rod 31, the adjustable placing plate 12 is disposed to change the height of the placing plate 12, and the pressing plate 32 can further, the stability of the clamping can be enhanced.
In this embodiment, drive mechanism includes the second motor 33 of bolted connection setting both ends bottom about fly leaf 3, second motor 33 output is connected with the transfer line, the transfer line other end and rope sheave 17 fixed connection, rope sheave 17 outside fixed connection is provided with stay cord 16, the stay cord 16 other end passes fixed connection and sets up the fixed pulley 15 and be connected with slide 28 in the backup pad 2 outside, the transfer line outside is provided with the fixed frame 34 with fly leaf 3 fixed connection, the equal fixed connection in both ends is provided with the third telescopic link 35 that is used for fixed transfer line about fixed frame 34 inboard, and through setting up drive mechanism, fly leaf 3 drives slide 28 downstream through stay cord 16 in the process of descending, can increase the pressure of clamp plate 32 to the part, makes fixedly more firm.
In this embodiment, the damping mechanism includes a limiting plate 18 fixedly connected and disposed on the left and right sides of the console 1, a guide rod 19 fixedly connected with the base is slidably disposed on the inner side of the limiting plate 18, a first spring 20 is disposed on the outer side of the lower side portion of the limiting plate 19, a fixed block 25 is fixedly connected and disposed on the bottom of the console 1, slide rods 22 are hinged on the left and right sides of the fixed block 25, a push plate 23 is fixedly connected and disposed on the other end of each slide rod 22, a fixing rod 21 hinged with the base is slidably disposed on the outer side of the push plate 23, a second spring 24 is fixedly connected between the top end of the push plate 23 and the fixing rod 21, a first magnet 26 is fixedly connected and disposed on the side of the push plate 23 away from the slide rods 22, a second magnet is fixedly connected and disposed on the inner side of the fixing, through setting up damper, utilize first spring 20, second spring 24, first magnet 26 and second magnet can realize multiple shock attenuation, effectively reduce the influence that vibrations caused to the device, make the device more stable when the operation, guarantee the accuracy of drilling.
In this embodiment, a rubber pad is fixedly connected to the bottom of the fixing block 25.
The drilling device for processing and producing the electronic components can fix parts with different sizes by arranging the fixing mechanism and changing the distance between the two side clamping plates 11 by using the first motor 7, thereby enhancing the practicability of the device, can further fix the parts by arranging the adjustable placing plate 12 and changing the height of the placing plate 12, can further fix the parts by the pressing plate 32 under the action of the fourth spring, can enhance the stability of clamping, can increase the pressure of the pressing plate 32 on the parts by arranging the transmission mechanism and driving the sliding plate 28 to move downwards by the pull rope 16 in the descending process of the movable plate 3, thereby enabling the fixation to be more firm, can realize multiple shock absorption by arranging the damping mechanism and using the first spring 20, the second spring 24, the first magnet 26 and the second magnet, thereby effectively reducing the influence of the shock on the device and enabling the device to be more stable in operation, the accuracy of drilling is guaranteed.
The working principle of the invention is as follows: the first motor 7 is controlled to change the distance between the clamping plates 11 on the two sides, parts are placed on the tops of the two side placing plates 12, then the clamping plates 11 are used for fixing the parts, the pressing plate 32 can further fix the parts under the action of the fourth spring by changing the height of the placing plates 12, the clamping stability can be enhanced, in the process of adjusting the clamping plates 11, the rope pulley 17 can rotate, when punching is carried out, the third telescopic rod 35 extends to enable the transmission rod to be fixed, the first telescopic rod 5 contracts to drive the movable plate 3 to move downwards, the movable plate 3 drives the sliding plate 28 to move downwards through the pull rope 16 in the descending process, the pressure of the pressing plate 32 on the parts can be increased, the fixing is firmer, multiple shock absorption can be realized by the first spring 20, the second spring 24, the first magnet 26 and the second magnet, the influence of shock on the device is effectively reduced, and the device is more stable in operation, the accuracy of drilling is guaranteed.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.
Claims (7)
1. The utility model provides a drilling equipment of electronic components processing production usefulness, includes operation panel (1), its characterized in that, the equal fixed connection in both ends top is provided with backup pad (2), both sides about operation panel (1) be provided with drilling mechanism between backup pad (2), drilling mechanism downside is provided with fixed establishment, be provided with drive mechanism between fixed establishment and the drilling mechanism, operation panel (1) bottom is provided with the base, be provided with damper between base and the operation panel (1).
2. The drilling device for processing and producing the electronic components as claimed in claim 1, wherein the drilling mechanism comprises a movable plate (3), sliding blocks (4) slidably connected with the support plate (2) are fixedly connected to both left and right sides of the movable plate (3), a first telescopic rod (5) is fixedly connected between the bottom end of each sliding block (4) and the support plate (2), and a drilling machine (6) is bolted to the bottom of the movable plate (3).
3. The drilling device for processing and producing the electronic component as claimed in claim 2, wherein the fixing mechanism comprises a first motor (7) which is connected with the inner side of the operating platform (1) through bolts, threaded rods (8) which are rotatably connected with the operating platform (1) are arranged on the left side and the right side of the first motor (7), the threaded rods (8) are meshed with the output end of the first motor (7) through bevel gears, movable blocks (9) are arranged on the outer sides of the threaded rods (8) on the two sides in a threaded connection mode, supporting blocks (10) are fixedly connected with the tops of the movable blocks (9), the supporting blocks (10) are slidably connected with sliding grooves formed in the tops of the operating platform (1), clamping plates (11) are fixedly connected with the tops of the supporting blocks, and the clamping plates (11) are connected with the movable plates (3) through transmission mechanisms.
4. The drilling device for processing and producing the electronic component as claimed in claim 3, wherein a placing plate (12) is arranged on the outer side of the clamping plate (11), the placing plate (12) is fixedly connected with a guide block (13) which is slidably connected and arranged on the inner side of the clamping plate (11), second telescopic rods (14) are fixedly connected and arranged on the front side and the rear side of the guide block (13), a connecting block (27) is fixedly connected and arranged on the top of the clamping plate (11), a sliding plate (28) is slidably connected and arranged on the inner side of the connecting block (27), a plurality of third springs (29) are fixedly connected and arranged between the top end of the sliding plate (28) and the connecting block (27), a plurality of connecting rods (30) are fixedly connected and arranged on the bottom of the sliding plate (28), a movable rod (31) is slidably connected and arranged on the inner side of the connecting rod (30), and a fourth spring is fixedly connected, the bottom of the movable rod (31) is fixedly connected with a pressing plate (32).
5. The drilling device for processing and producing electronic components as claimed in claim 4, wherein the transmission mechanism comprises a second motor (33) which is bolted to the bottoms of the left end and the right end of the movable plate (3), the output end of the second motor (33) is connected with a transmission rod, the other end of the transmission rod is fixedly connected with a rope pulley (17), a pull rope (16) is fixedly connected to the outer side of the rope pulley (17), the other end of the pull rope (16) passes through a fixed pulley (15) which is fixedly connected to the outer side of the support plate (2) and is connected with a sliding plate (28), a fixed frame (34) fixedly connected with the movable plate (3) is arranged on the outer side of the transmission rod, and third telescopic rods (35) for fixing the transmission rod are fixedly connected to the upper end and the lower end of the.
6. The drilling device for processing and producing electronic components as claimed in claim 1, wherein the damping mechanism comprises limiting plates (18) fixedly connected and arranged at the left and right sides of the operating platform (1), guide rods (19) fixedly connected with the base are slidably connected and arranged at the inner sides of the limiting plates (18), first springs (20) are arranged at the outer sides of the lower side portions of the guide rods (19) located at the limiting plates (18), fixed blocks (25) are fixedly connected and arranged at the bottom of the operating platform (1), slide rods (22) are hinged at the left and right sides of the fixed blocks (25), push plates (23) are fixedly connected and arranged at the other ends of the slide rods (22), fixed rods (21) hinged with the base are slidably connected and arranged at the outer sides of the push plates (23), second springs (24) are fixedly connected and arranged between the top ends of the push plates (23) and the fixed, the push plate (23) is provided with a first magnet (26) in a fixedly connected mode on one side, away from the sliding rod (22), of the push plate, a second magnet is fixedly connected on the inner side of the fixing rod (21), and the magnetism of the second magnet is the same as that of the opposite side of the first magnet (26).
7. The drilling device for processing and producing electronic components as claimed in claim 6, wherein the bottom of the fixing block (25) is fixedly connected with a rubber pad.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010757968.4A CN111872440A (en) | 2020-07-31 | 2020-07-31 | Drilling device for processing and producing electronic components |
| PCT/CN2020/115595 WO2022021570A1 (en) | 2020-07-31 | 2020-09-16 | Drilling device for electronic component machining and production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010757968.4A CN111872440A (en) | 2020-07-31 | 2020-07-31 | Drilling device for processing and producing electronic components |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111872440A true CN111872440A (en) | 2020-11-03 |
Family
ID=73205794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010757968.4A Withdrawn CN111872440A (en) | 2020-07-31 | 2020-07-31 | Drilling device for processing and producing electronic components |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN111872440A (en) |
| WO (1) | WO2022021570A1 (en) |
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| CN112281329A (en) * | 2020-11-12 | 2021-01-29 | 吴江市中盛机械有限公司 | Thread clamping device of sewing machine |
| CN112318114A (en) * | 2020-11-06 | 2021-02-05 | 日照兴业汽车配件股份有限公司 | Automobile frame assembly line |
| CN112518012A (en) * | 2020-12-04 | 2021-03-19 | 安徽丰业不锈钢有限公司 | Stainless steel tubular product fixed length cutting device |
| CN112809106A (en) * | 2021-01-25 | 2021-05-18 | 湖南坤明机电有限公司 | Tapping machine with variable-speed tapping assembly for machining vehicle body parts |
| CN112844927A (en) * | 2021-01-08 | 2021-05-28 | 刘祥梅 | Multifunctional intelligent furniture board processing and manufacturing equipment |
| WO2022109977A1 (en) * | 2020-11-24 | 2022-06-02 | 苏州锴诚缝制设备有限公司 | Clamp for machining housing of sewing machine |
| CN115853425A (en) * | 2023-03-01 | 2023-03-28 | 中国电建集团山东电力建设第一工程有限公司 | A ground hydraulic pressure drilling equipment for civil construction |
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| CN114453839A (en) * | 2022-02-14 | 2022-05-10 | 安徽中诚幕墙门窗有限公司 | Manufacturing and assembling method of heat-preservation and heat-insulation bridge-cut-off aluminum alloy door and window |
| CN114570969A (en) * | 2022-02-16 | 2022-06-03 | 张小娟 | Reaming equipment for part machining |
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| JP2002263931A (en) * | 2001-03-07 | 2002-09-17 | Brother Ind Ltd | Work presser |
| CN207026527U (en) * | 2017-06-09 | 2018-02-23 | 新昌县东茗乡德创机械厂 | A kind of electronic component drilling equipment |
| CN207788317U (en) * | 2017-12-25 | 2018-08-31 | 重庆长松科技发展有限公司 | A kind of motorcycle accessories production perforating device |
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| CN210451051U (en) * | 2019-05-29 | 2020-05-05 | 常州浩瀚万康纳米材料有限公司 | Positioning and punching device for automobile front wall based on EVA coating |
| CN110548895B (en) * | 2019-09-10 | 2020-07-28 | 河南中烟工业有限责任公司许昌卷烟厂 | Drilling device for electromechanical accessories |
| CN210939607U (en) * | 2019-10-22 | 2020-07-07 | 赣州恒信塑业有限公司 | Plastic rod lateral wall perforating device |
-
2020
- 2020-07-31 CN CN202010757968.4A patent/CN111872440A/en not_active Withdrawn
- 2020-09-16 WO PCT/CN2020/115595 patent/WO2022021570A1/en active Application Filing
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| CN112318114B (en) * | 2020-11-06 | 2024-01-05 | 日照兴业汽车配件股份有限公司 | Automobile frame assembly line |
| CN112281329A (en) * | 2020-11-12 | 2021-01-29 | 吴江市中盛机械有限公司 | Thread clamping device of sewing machine |
| WO2022109977A1 (en) * | 2020-11-24 | 2022-06-02 | 苏州锴诚缝制设备有限公司 | Clamp for machining housing of sewing machine |
| CN112518012A (en) * | 2020-12-04 | 2021-03-19 | 安徽丰业不锈钢有限公司 | Stainless steel tubular product fixed length cutting device |
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| Publication number | Publication date |
|---|---|
| WO2022021570A1 (en) | 2022-02-03 |
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Application publication date: 20201103 |