CN114054799A - An energy-saving and environmentally friendly drilling device for processing circular workpieces - Google Patents
An energy-saving and environmentally friendly drilling device for processing circular workpieces Download PDFInfo
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- CN114054799A CN114054799A CN202111505634.9A CN202111505634A CN114054799A CN 114054799 A CN114054799 A CN 114054799A CN 202111505634 A CN202111505634 A CN 202111505634A CN 114054799 A CN114054799 A CN 114054799A
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- 238000005553 drilling Methods 0.000 title claims abstract description 33
- 238000009434 installation Methods 0.000 claims abstract description 23
- 230000004308 accommodation Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 12
- 239000002699 waste material Substances 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000004134 energy conservation Methods 0.000 abstract 1
- 238000004080 punching Methods 0.000 description 10
- 238000005299 abrasion Methods 0.000 description 7
- 238000003754 machining Methods 0.000 description 6
- 230000002349 favourable effect Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000002337 anti-port Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000006073 displacement reaction 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
- 238000000926 separation method Methods 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
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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
- B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
- B23B39/16—Drilling machines with a plurality of working-spindles; Drilling automatons
- B23B39/161—Drilling machines with a plurality of working-spindles; Drilling automatons with parallel work spindles
-
- 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
- B23Q11/0042—Devices for removing chips
- B23Q11/0067—Devices for removing chips chip containers located under a machine or under a chip conveyor
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
本发明公开了一种节能环保的圆形工件加工用钻孔装置，包括放置管、容纳盒、容纳抽屉、工作板、支撑腿、侧门、移动板、安装罩、顶盖、移动杆、连接板、升降电机、丝杆、连接杆、第一连接柱、固定板、第一紧固螺栓、钻头、打孔电机、限位管、防磨圈、固定座、第一滑块、固定管、弹簧、限位柱、第二紧固螺栓、限位杆、固定块、第二连接柱、第二滑块和箱门，该装置，通过安装的两个相互对应的打孔电机以及钻头，有利于同时对两个工件进行加工，降低了在打孔过程中的所需能耗，有利于节能环保，同时利用安装的放置管以及限位管，随后废料通过工作板上开设的通孔掉落至容纳抽屉的内部，改善了工作人员的工作环境。
The invention discloses an energy-saving and environment-friendly drilling device for round workpiece processing, comprising a placing tube, a accommodating box, an accommodating drawer, a work plate, a supporting leg, a side door, a moving plate, an installation cover, a top cover, a moving rod and a connecting plate , lift motor, screw rod, connecting rod, first connecting column, fixing plate, first fastening bolt, drill bit, drilling motor, limit tube, wear ring, fixing seat, first slider, fixing tube, spring , limit column, second fastening bolt, limit rod, fixed block, second connecting column, second sliding block and box door, this device, through the installation of two mutually corresponding drilling motors and drill bits, is beneficial to The two workpieces are processed at the same time, which reduces the energy consumption required in the drilling process, which is beneficial to energy conservation and environmental protection. At the same time, the installed placement tube and limit tube are used, and then the waste material falls through the through holes opened on the work plate to the The interior of the accommodating drawers improves the working environment of the staff.
Description
Technical Field
The invention relates to the technical field of drilling devices, in particular to an energy-saving and environment-friendly drilling device for machining a circular workpiece.
Background
The drilling device is a general term of equipment for processing holes in solid materials, and common drilling devices comprise electric drills, drilling machines and the like. Along with the further development of processing technology, drilling equipment's efficiency has also had very big improvement, along with the continuous development of china's science and technology, various drilling equipment appear on the market, wherein just including the drilling equipment who carries out processing to circular workpiece, but current drilling equipment is at the in-process that carries out the drilling to circular workpiece, carry out drilling treatment to single work piece usually, consequently very big consumption the required energy, be unfavorable for the environmental protection, simultaneously at the in-process of drilling, be unfavorable for fixing circular workpiece, consequently, the machining precision to the work piece has been reduced, be unfavorable for collecting the waste material that produces to the drilling in-process simultaneously, thereby it is poor to have leaded to staff's operational environment.
Disclosure of Invention
The invention aims to provide an energy-saving and environment-friendly drilling device for processing a circular workpiece, so as to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: an energy-saving and environment-friendly drilling device for processing a circular workpiece comprises a placing pipe, a containing box, a containing drawer, a working plate, supporting legs, side doors, a moving plate, an installation cover, a top cover, a moving rod, a connecting plate, a lifting motor, a lead screw, a connecting rod, a first connecting column, a fixing plate, a first fastening bolt, a drill bit, a punching motor, a limiting pipe, an anti-abrasion ring, a fixing seat, a first slider, a fixing pipe, a spring, a limiting column, a second fastening bolt, a limiting rod, a fixing block, a second connecting column, a second slider and a box door, wherein the top end of the supporting leg is fixedly provided with the working plate, the bottom end of the working plate is fixedly provided with the containing box, the containing drawer is arranged inside the containing box, the top end of the working plate is fixedly provided with the placing pipe, two ends of the working plate are respectively provided with a plurality of through holes corresponding to each other, and the through holes are respectively positioned above the containing drawer, the top fixed mounting of working plate has the installation cover, the both sides of installation cover are provided with the side door respectively, the through-hole has been seted up to one side center bottom of installation cover, and the top that the installation cover is located this through-hole is provided with the chamber door, the top fixed mounting of installation cover has the top cap, the top fixed mounting of top cap has elevator motor, elevator motor's output fixed mounting has the lead screw, and the top cap is provided with the bearing with elevator motor's output junction, the one end of lead screw and the inside cup jointing of bearing of the top center department embedding installation of installation cover are fixed.
According to the technical scheme, the ball nuts arranged on the screw rods are fixedly arranged on the connecting plate, the four corners of the bottom end of the connecting plate are respectively and fixedly provided with the moving rod, and the bottom end of the moving rod respectively penetrates through the through holes formed in the four corners of the center of the top end of the mounting cover and is fixedly provided with the moving plate.
According to the technical scheme, the fixed block is fixedly mounted at the bottom end of the moving plate, the limiting rod is inserted in the center of the fixed block, the two second sliding blocks which correspond to each other are respectively connected onto the limiting rod in a sliding mode, the second sliding blocks are provided with second fastening bolts, and one ends of the second sliding blocks are respectively fixedly provided with the second connecting columns.
According to the technical scheme, the second connecting column is respectively and fixedly provided with the first connecting column, one end of the first connecting column is fixedly provided with the connecting rod, the first connecting column is respectively and slidably connected with the fixing plate, and the fixing plate is provided with the first fastening bolt.
According to the technical scheme, the bottom of fixed plate is fixed mounting respectively has punching motor and fixed pipe, and the output end fixedly connected with drill bit of punching motor, and fixed pipe is last fixed mounting has the fixing base, and one side in opposite directions of fixing base has spacing post through bolt fixed mounting respectively.
According to the technical scheme, the limiting column is wound with the spring, the limiting column is connected with the first sliding block in a sliding mode, and the first sliding block is located below the spring.
According to the technical scheme, one end of the first sliding block is fixedly connected with the limiting pipe, and the bottom end of the limiting pipe is bonded with the anti-abrasion ring.
Compared with the prior art, the invention has the following beneficial effects: the device, two motor and drill bits that punch that correspond each other through the installation, be favorable to simultaneously processing two work pieces, the required energy consumption at the in-process of punching has been reduced, be favorable to energy-concerving and environment-protective, simultaneously in the in-process of processing the work piece, through filling up the abrasionproof at first with the work piece contact laminating, it fixes to the processing part to be favorable to going on, avoided at the in-process of processing because the part produces the displacement and has reduced the machining precision, utilize placing pipe and spacing pipe of installation simultaneously, the waste material drops to the inside that holds the drawer through the through-hole of seting up on the working plate afterwards, staff's operational environment has been improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is an elevational view of the overall construction of the present invention;
FIG. 2 is a side view of the overall structure of the present invention;
FIG. 3 is a front cross-sectional view of the overall construction of the present invention;
FIG. 4 is an enlarged view of area A of FIG. 3;
FIG. 5 is an enlarged view of area B of FIG. 3;
FIG. 6 is a perspective view of the overall construction of the present invention;
in the figure: 1. placing a tube; 2. accommodating the box; 3. an accommodating drawer; 4. a working plate; 5. supporting legs; 6. a side door; 7. moving the plate; 8. mounting a cover; 9. a top cover; 10. a travel bar; 11. a connecting plate; 12. a lifting motor; 13. a screw rod; 14. a connecting rod; 15. a first connecting column; 16. a fixing plate; 17. a first fastening bolt; 18. a drill bit; 19. a punching motor; 20. a limiting pipe; 21. an anti-abrasion ring; 22. a fixed seat; 23. a first slider; 24. a fixed tube; 25. a spring; 26. a limiting column; 27. a second fastening bolt; 28. a limiting rod; 29. a fixed block; 30. a second connecting column; 31. a second slider; 32. and (4) a box door.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: an energy-saving and environment-friendly drilling device for processing a circular workpiece comprises a placing tube 1, a containing box 2, a containing drawer 3, a working plate 4, supporting legs 5, a side door 6, a moving plate 7, an installation cover 8, a top cover 9, a moving rod 10, a connecting plate 11, a lifting motor 12, a screw rod 13, a connecting rod 14, a first connecting column 15, a fixing plate 16, a first fastening bolt 17, a drill bit 18, a punching motor 19, a limiting tube 20, an anti-abrasion ring 21, a fixing seat 22, a first sliding block 23, a fixing tube 24, a spring 25, a limiting column 26, a second fastening bolt 27, a limiting rod 28, a fixing block 29, a second connecting column 30, a second sliding block 31 and a box door 32, wherein the working plate 4 is fixedly installed at the top end of the supporting legs 5, the containing box 2 is fixedly installed at the bottom end of the working plate 4, the containing drawer 3 is arranged inside the containing box 2, the placing tube 1 is fixedly installed at the top end of the working plate 4, the two ends of the working plate 4 are respectively provided with a plurality of through holes which correspond to each other, the through holes are respectively positioned above the drawer 3, the top end of the working plate 4 is fixedly provided with an installation cover 8, the two sides of the installation cover 8 are respectively provided with a side door 6, the bottom end of the center of one side of the installation cover 8 is provided with a through hole, the installation cover 8 is positioned above the through hole and is provided with a box door 32, the top end of the installation cover 8 is fixedly provided with a top cover 9, the top end of the top cover 9 is fixedly provided with a lifting motor 12, the output end of the lifting motor 12 is fixedly provided with a screw rod 13, the joint of the top cover 9 and the output end of the lifting motor 12 is provided with a bearing, one end of the screw rod 13 and the inside of the bearing embedded and installed at the center of the top end of the installation cover 8 are fixedly sleeved, a ball nut arranged on a connecting plate 11, and four corners of the bottom end of the connecting plate 11 are respectively and are fixedly provided with a movable rod 10, the bottom end of the moving rod 10 respectively penetrates through holes arranged at four corners of the center of the top end of the mounting cover 8 to fixedly mount the moving plate 7, the bottom end of the moving plate 7 is fixedly mounted with a fixed block 29, the center of the fixed block 29 is inserted with a limiting rod 28, the limiting rod 28 is respectively connected with two second sliders 31 corresponding to each other in a sliding manner, the second sliders 31 are provided with second fastening bolts 27, one ends of the second sliders 31 are respectively fixedly mounted with second connecting columns 30, the second connecting columns 30 are respectively fixedly mounted with first connecting columns 15, one ends of the first connecting columns 15 are respectively fixedly mounted with connecting rods 14, the first connecting columns 15 are respectively connected with a fixed plate 16 in a sliding manner, the fixed plate 16 is provided with first fastening bolts 17, the first fastening bolts 17 are utilized to facilitate fixing the fixed plate 16 on the first connecting columns 15 and limit the fixed plate 16, the bottom end of the fixed plate 16 is fixedly provided with a punching motor 19 and a fixed tube 24 respectively, the output end of the punching motor 19 is fixedly connected with a drill bit 18, the fixed tube 24 is fixedly provided with a fixed seat 22, one opposite side of the fixed seat 22 is fixedly provided with a limit post 26 through a bolt respectively, the limit post 26 is wound with a spring 25, the limit post 26 is slidably connected with a first slider 23, the first slider 23 is positioned below the spring 25, one end of the first slider 23 is fixedly connected with a limit tube 20, the bottom end of the limit tube 20 is bonded with an anti-abrasion ring 21, and the arranged anti-abrasion ring 21 is utilized to reduce friction between other objects and the limit tube 20, thereby being beneficial to protecting the limit tube 20; when the device is used, firstly, the fixed plate 16 and the placing tube 1 are respectively positioned on the first connecting column 15 and the limiting rod 28 to move by manually rotating the first fastening bolt 17 and the second fastening bolt 27, then, a workpiece to be processed is placed on the placing tube 1 by manually opening the lifting motor 12 and the punching motor 19, the screw rod 13 and the drill bit 18 are respectively driven to rotate along with the opening of the lifting motor 12 and the punching motor 19, the connecting plate 11 is driven to move on the screw rod 13 along with the rotation of the screw rod 13, the moving rod 10 and the moving plate 7 are simultaneously driven to move along with the movement of the moving plate 7, the drill bit 18 and the limiting tube 20 are driven to move along with the movement of the limiting tube 20, the bottom end of the limiting tube 20 and the bottom end of the drill bit 18 are positioned on the same horizontal straight line through the bottom end of the limiting tube 20, and the bottom end of the limiting tube 20 is bonded with the anti-grinding ring 21, so that the bottom end of the anti-grinding ring 21 is bonded with the part to be processed, before the joint, the fixing plate 16 is manually moved on the first connecting column 15 through movement, the second sliding block 31 is moved on the limiting rod 28, the machining positions of the drill bit 18 and the machined part placed on the placing pipe 1 are adjusted, after the adjustment is completed, the fixing plate 16 is fixedly connected with the first connecting column 15 and the second sliding block 31 is fixedly connected with the limiting rod 28 through manual rotation of the first fastening bolt 17 and the second fastening bolt 27, then the required machined part is drilled through continuous movement of the drill bit 18, in the process of downward drilling of the drill bit 18, the first sliding block 23 is moved on the limiting column 26, the spring 25 is in a compression state, the anti-abrasion ring 21 is tightly jointed with the machined part, the machining precision is improved, meanwhile, the mounted limiting pipe 20 and the placing pipe 1 are utilized, waste generated in the machining process is prevented from splashing, and utilize the through-hole of seting up on the working plate 4, be favorable to making the waste material drop to the inside that holds drawer 3, after accomplishing the drilling of work piece, can close drill bit 18, and make elevator motor 12's output antiport drive drill bit 18 and spacing pipe 20's antiport, after the part separation after wear ring 21 and processing, can close elevator motor 12, take off the part after the processing afterwards can.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111505634.9A CN114054799A (en) | 2021-12-10 | 2021-12-10 | An energy-saving and environmentally friendly drilling device for processing circular workpieces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111505634.9A CN114054799A (en) | 2021-12-10 | 2021-12-10 | An energy-saving and environmentally friendly drilling device for processing circular workpieces |
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| Publication Number | Publication Date |
|---|---|
| CN114054799A true CN114054799A (en) | 2022-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111505634.9A Pending CN114054799A (en) | 2021-12-10 | 2021-12-10 | An energy-saving and environmentally friendly drilling device for processing circular workpieces |
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| CN (1) | CN114054799A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115055723A (en) * | 2022-07-28 | 2022-09-16 | 江苏中捷精工科技股份有限公司 | Punching mechanism for progressive die machining |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20020740U1 (en) * | 2000-12-07 | 2001-02-15 | Heidelberger Druckmaschinen Ag, 69115 Heidelberg | Machine tool |
| CN210848467U (en) * | 2019-08-27 | 2020-06-26 | 江苏飞天电气设备制造有限公司 | Industrial machinery drilling equipment |
| CN111618948A (en) * | 2020-06-09 | 2020-09-04 | 南京悠异客文化创意有限公司 | High-efficient perforating device suitable for furniture board |
| CN211803898U (en) * | 2020-01-05 | 2020-10-30 | 李良成 | Machine tool with protection function |
| CN211803900U (en) * | 2020-03-20 | 2020-10-30 | 莱芜南华煤矿机械有限公司 | Drilling equipment for steel production |
| CN213379409U (en) * | 2020-10-26 | 2021-06-08 | 常州市兴贤机械设备有限公司 | Aluminum alloy raised floor four-hole drilling machine |
| CN113211540A (en) * | 2021-04-29 | 2021-08-06 | 惠州市维鼎电子有限公司 | Half-hole routing processing structure and processing method |
-
2021
- 2021-12-10 CN CN202111505634.9A patent/CN114054799A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20020740U1 (en) * | 2000-12-07 | 2001-02-15 | Heidelberger Druckmaschinen Ag, 69115 Heidelberg | Machine tool |
| CN210848467U (en) * | 2019-08-27 | 2020-06-26 | 江苏飞天电气设备制造有限公司 | Industrial machinery drilling equipment |
| CN211803898U (en) * | 2020-01-05 | 2020-10-30 | 李良成 | Machine tool with protection function |
| CN211803900U (en) * | 2020-03-20 | 2020-10-30 | 莱芜南华煤矿机械有限公司 | Drilling equipment for steel production |
| CN111618948A (en) * | 2020-06-09 | 2020-09-04 | 南京悠异客文化创意有限公司 | High-efficient perforating device suitable for furniture board |
| CN213379409U (en) * | 2020-10-26 | 2021-06-08 | 常州市兴贤机械设备有限公司 | Aluminum alloy raised floor four-hole drilling machine |
| CN113211540A (en) * | 2021-04-29 | 2021-08-06 | 惠州市维鼎电子有限公司 | Half-hole routing processing structure and processing method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115055723A (en) * | 2022-07-28 | 2022-09-16 | 江苏中捷精工科技股份有限公司 | Punching mechanism for progressive die machining |
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