CN108941688B - High-precision handheld drilling machine - Google Patents
High-precision handheld drilling machine Download PDFInfo
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- CN108941688B CN108941688B CN201810808720.9A CN201810808720A CN108941688B CN 108941688 B CN108941688 B CN 108941688B CN 201810808720 A CN201810808720 A CN 201810808720A CN 108941688 B CN108941688 B CN 108941688B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B45/00—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
- B23B45/02—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor driven by electric power
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B45/00—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
- B23B45/003—Attachments
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- Drilling And Boring (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention discloses a high-precision handheld drilling machine which comprises a drilling machine body, wherein a movable groove is formed in the bottom wall of the drilling machine body, a working motor is arranged inside the movable groove, a motor shaft is arranged at the driving end of the working motor, a drill bit fixing seat is arranged at the bottom end of the motor shaft, a drill bit is arranged at the bottom end of the drill bit fixing seat, a movable rod is arranged on the top wall of the working motor, a movable hole matched with the movable rod is formed in the top wall inside the movable groove, a control rod is connected to the top end of the movable rod in a threaded mode, a rotating handle is arranged at the top end of the control rod, and fixing rods are movably arranged on the outer side walls of the four. The portable drilling machine has high precision far exceeding that of a common handheld drilling machine, is convenient to move and carry, can effectively solve the problem of drilling large and heavy objects, is flexible and efficient, can well fix the drilling machine during drilling, and further improves the drilling precision.
Description
Technical Field
The invention relates to the technical field of drilling machines, in particular to a high-precision handheld drilling machine.
Background
A drilling machine is a machine and equipment that uses a tool harder and sharper than a target object to leave a cylindrical hole or hole in the target object by means of rotary cutting or rotary pressing, and is also called a drilling machine, a hole puncher, a via machine, or the like, and achieves a desired effect by drilling a precision part. The drilling machines comprise a semi-automatic drilling machine and a full-automatic drilling machine, and with the increase of human resource cost, most enterprises consider the full-automatic drilling machine as a development direction. With the development of times and the improvement of the drilling technology of the automatic drilling machine, the full-automatic drilling machine has obvious advantages in drilling various hardware molds, watchbands and jewelry.
In industrial production, a situation that a worker drills by holding an electric drill by hand is often caused by the fact that an object needing drilling is difficult to move and the drilling efficiency of the electric drill by hand is higher, in this situation, an automatic drilling machine with high precision cannot be used, the object is drilled by the hand-held drilling machine, and many defects exist in the process of drilling the object by the hand-held drilling machine.
Disclosure of Invention
The invention aims to solve the problem that the precision of a handheld drilling machine is poor when an automatic drilling machine cannot be used for machining heavy and large objects in the prior art, and provides a high-precision handheld drilling machine.
In order to achieve the purpose, the invention adopts the following technical scheme:
a high-precision handheld drilling machine comprises a drilling machine body, wherein a movable groove is formed in the bottom wall of the drilling machine body, a working motor is arranged inside the movable groove, a motor shaft is arranged at the driving end of the working motor and faces the lower side of the drilling machine body, a drill bit fixing seat is arranged at the bottom end of the motor shaft, a drill bit is arranged at the bottom end of the drill bit fixing seat, a movable rod is arranged on the top wall of the working motor, a movable hole matched with the movable rod is formed in the top wall inside the movable groove and communicated with the upper side of the drilling machine body, a control rod is connected to the top end of the movable rod in a threaded manner, a rotating handle is arranged at the top end of the control rod, fixed rods are movably arranged on the outer side walls of the four sides of the drilling machine body, a pointed end is arranged at the bottom end of each fixed rod, and, two bubble gradienters are symmetrically arranged on the top wall of the drilling machine body.
In the high-precision handheld drilling machine, plate grooves are formed in the side walls of the four sides of the drilling machine body, the plate grooves are vertical, the movable plate is arranged inside each plate groove, the side wall, away from the drilling machine body, of each movable plate is provided with the connecting plate, the outer side wall of the drilling machine body is provided with the elongated grooves matched with the connecting plates, the outer side wall of the top end of each fixing rod is symmetrically provided with the two clamping plates, the two clamping plates are clamped on the connecting plates together, the supporting rods are arranged between the two clamping plates and penetrate through the connecting plates.
In the above high-precision handheld drilling machine, six fastening bolts are symmetrically mounted on the outer side walls of the four sides of the drilling machine body, the six fastening bolts are symmetrically distributed on two sides of the long groove, and each fastening bolt penetrates through the outer side wall of the drilling machine body and extends into the plate groove.
In foretell high accuracy hand-held type drilling machine, two spacing sliders are installed to the symmetry on the lateral wall of work motor, two spacing spouts that mutually support with spacing slider are seted up to the symmetry on the inside wall of activity groove, set up screw thread on the lateral wall of control lever bottom, the screw hole with control lever intermeshing is seted up on the top of movable rod, install fixing bearing on the lateral wall of control lever, fixed mouthful has been seted up on the roof of drilling machine body, fixing bearing fixed mounting is in fixed mouthful.
In foretell hand-held type drilling machine of high accuracy, two battery chamber, two have been seted up to the inside symmetry of drilling machine body the lithium cell is all installed to the inside in battery chamber, and two lithium cells are parallelly connected, two the thermovent has all been seted up on the roof of battery chamber inside, and the outside intercommunication of thermovent and drilling machine body, two a plurality of fin are installed to impartial distance on the inside wall of thermovent, install switch on the lateral wall of drilling machine body, the input of work motor passes through switch and is connected with the output electricity of lithium cell.
In foretell high accuracy hand-held type drilling machine, the fixed orifices has been seted up to the bottom of drill bit fixing base, the inside of establishing the fixed orifices is inserted on the top of drill bit, two mounting holes have been seted up to the symmetry on the inside wall of fixed orifices, two all install the top on the inside wall of the opposite side of mounting hole and move the spring, two the kicking block is all installed to the relative one end of top moves the spring, all set up the draw-in groove of mutually supporting with the kicking block on the inside wall of fixed orifices, two the one end that the top moved the spring was kept away from to the kicking block is hemispherical structure, two the draw-in groove is hemispherical hole equally.
Preferably, an electric wire is installed on the outer side wall of the drilling machine body, a plug is installed at one end, far away from the drilling machine body, of the electric wire, and the input end of the working motor is electrically connected with the output end of the external power supply through the electric wire and the plug.
Preferably, the drilling machine body is made of PPS engineering plastic.
Compared with the prior art, the invention has the advantages that:
1. the invention designs a novel drilling machine, which not only has high precision far exceeding that of a common handheld drilling machine, but also is convenient to move and carry, can effectively solve the problem of drilling large and heavy objects, and is flexible and efficient;
2. the fixing device which is very flexible is designed for the perforating machine, the perforating machine is fixed well during perforating, perforating precision can be further improved, a drill bit is not easy to change directions, the fixing device is suitable for objects made of various materials, and the fixing effect is good;
3. the drill bit is conveniently replaced, the operation is simple, the drill bit is not easy to drop, the safety and the stability are high, the standby battery is designed, the short-time independent work can be realized, good heat dissipation measures are provided, and the service life of the battery is longer.
Drawings
Fig. 1 is a front sectional view of a high-precision hand-held drilling machine according to the present invention;
FIG. 2 is an enlarged view of part A of the high precision hand held drill according to the present invention;
FIG. 3 is an enlarged view of a portion B of a high precision hand held drill according to the present invention;
fig. 4 is a top view of a high precision hand held drill according to the present invention.
In the figure: the drilling machine comprises a drilling machine body 1, a movable groove 2, a working motor 3, a motor shaft 4, a drill bit fixing seat 5, a drill bit 6, a battery cavity 7, a lithium battery 8, a heat dissipation port 9, a movable hole 10, a movable rod 11, a control rod 12, a rotating handle 13, a fixed bearing 14, a limiting sliding block 15, a limiting sliding groove 16, a plate groove 17, a movable plate 18, a connecting plate 19, a movable port 20, a supporting rod 21, a fixing rod 22, a clamping plate 23, a fastening bolt 24, a bubble level gauge 25, an anti-skidding leather pad 26, a cooling fin 27, a fixing hole 28, a mounting hole 29, a jacking spring 30 and a jacking block 31.
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.
Example one
Referring to fig. 1, 2 and 4, a high accuracy hand-held type drilling machine, including drilling machine body 1, drilling machine body 1 adopts PPS engineering plastics to make, PPS engineering plastics are high temperature resistant, and light solid, comprehensive properties is good, it is not fragile, alleviate user's physical burden, movable groove 2 has been seted up on drilling machine body 1's the diapire, the inside in movable groove 2 is equipped with work motor 3, be equipped with motor shaft 4 on work motor 3's the drive end, and motor shaft 4 is towards the downside of drilling machine body 1, drill bit fixing base 5 is installed to motor shaft 4's bottom, drill bit 6 is installed to drill bit fixing base 5's bottom.
Install the movable rod 11 on the roof of work motor 3, set up the movable hole 10 of mutually supporting with movable rod 11 on the roof of activity groove 2 inside, and movable hole 10 and drilling machine body 1's upside intercommunication, the top threaded connection of movable rod 11 has control lever 12, swing handle 13 is installed on the top of control lever 12, two limit slider 15 are installed to the symmetry on the lateral wall of work motor 3, two limit slide 16 of mutually supporting with limit slider 15 are seted up to the symmetry on the inside wall of activity groove 2, it is spacing to utilize two limit slider 15 to carry out work motor 3, improve the stability of work motor 3 upper and lower in-process, be difficult for rocking, and then improve the precision of punching.
The outer side wall of the bottom of the control rod 12 is provided with threads, the top end of the movable rod 11 is provided with threaded holes meshed with the control rod 12, the control rod 12 is in threaded connection with the movable rod 11, when the control rod 12 rotates, the movable rod 11 is driven to drive the working motor 3 to move up and down, the outer side wall of the control rod 12 is provided with a fixed bearing 14, the top wall of the drilling machine body 1 is provided with a fixed port, the fixed bearing 14 is fixedly arranged in the fixed port to fix the height of the control rod 12 without influencing the rotation of the control rod 12, due to the mutual action of force, when the control rod 12 and the movable rod 11 interact, the control rod 12 is fixed, the movable rod 11 moves, so that the up-and-down control of the working motor 3 is realized, the power supply of the working motor 3 is turned on, the working motor 3 moves downwards, and the drill bit 6 rotating at high speed, and the drill bit 6 can not deviate vertically downwards, so that the punching precision is high, and compared with the traditional handheld drilling machine, the punching precision of the drilling machine is obviously improved.
All movable mounting has dead lever 22 on the lateral wall of drilling machine body 1 four sides, the bottom of every dead lever 22 all is equipped with the tip, all be fixed on the lateral wall of every dead lever 22 bottom and bond there is anti-skidding leather packing 26, two bubble spirit levels 25 are installed to the symmetry on the roof of drilling machine body 1, utilize the tip to fix every dead lever 22 on the object surface, cooperation anti-skidding leather packing 26 is done further fixedly to dead lever 22, four dead lever 22 combined action can be fixed drilling machine body 1 steadily on the object surface that needs punch, the levelness of drilling machine body 1 has been adjusted to cooperation bubble spirit level 25 simultaneously, the condition that the slope can not appear in the hole that makes to beat.
All seted up the board groove 17 in the lateral wall of four sides of drilling machine body 1, and the vertical trend of board groove 17, the inside of every board groove 17 all is equipped with fly leaf 18, all install connecting plate 19 on the lateral wall of drilling machine body 1 one side is kept away from to every fly leaf 18, set up the elongated slot of mutually supporting with connecting plate 19 on the lateral wall of drilling machine body 1, equal symmetry is installed on the lateral wall on every dead lever 22 top two splint 23, and two splint 23 press from both sides jointly and establish on connecting plate 19, install branch 21 between two splint 23, and branch 21 runs through the setting of connecting plate 19, the design of structure here is very big has improved the flexibility of dead lever 22, dead lever 22 can rotate at will, can carry out the regulation of co-altitude to drilling machine.
Six fastening bolts 24 are symmetrically mounted on the outer side walls of the four sides of the drilling machine body 1, the six fastening bolts 24 are symmetrically distributed on the two sides of the long groove, each fastening bolt 24 penetrates through the outer side wall of the drilling machine body 1 and extends into the plate groove 17, the adjusted movable plate 18 is clamped and fixed through the fastening bolts 24, and then the drilling machine body 1 is fixed.
Install the electric wire on the lateral wall of drilling machine body 1, the electric wire is kept away from the one end of drilling machine body 1 and is installed the plug, and the input of work motor 3 passes through the electric wire and the plug is connected with external power supply's output electricity, can utilize the mains supply circuit power supply, and lasting work need not worry the problem that the electric energy is not enough.
Example two
Referring to fig. 1 and 3, on the basis of embodiment one, two battery chamber 7 have been seted up to the inside symmetry of drilling machine body 1, lithium cell 8 is all installed to the inside of two battery chamber 7, and two lithium cells 8 are parallelly connected, thermovent 9 has all been seted up on the roof of two battery chamber 7 insides, and thermovent 9 and drilling machine body 1's outside intercommunication, impartial distance is installed a plurality of fin 27 on the inside wall of two thermovents 9, install switch on drilling machine body 1's the lateral wall, the input of work motor 3 passes through switch and is connected with lithium cell 8's output electricity, be different from embodiment one, install spare battery additional for this device, can continue to use a period under the particular case, the flexibility of this device has greatly been improved.
Fixed orifices 28 have been seted up to the bottom of drill bit fixing base 5, the inside of establishing at fixed orifices 28 is inserted on the top of drill bit 6, two mounting holes 29 have been seted up to the symmetry on the inside wall of fixed orifices 28, all install on the inside wall of two opposite one sides of mounting hole 29 and push away spring 30, kicking block 31 is all installed to two relative one ends of pushing away spring 30, all set up the draw-in groove of mutually supporting with kicking block 31 on the inside wall of fixed orifices 28, the one end that pushes away from kicking spring 30 is half spherical structure for two kicking blocks 31, two draw-in grooves are semi-spherical hole equally, be different from traditional fixed mode that utilizes magnetism to drill bit 6, the card fixed mode that adopts the operation very convenient fixes the drill bit, drill bit 6 is difficult for dropping, simultaneously difficult slipping.
Although the terms of the drilling machine body 1, the movable slot 2, the working motor 3, the motor shaft 4, the drill holder 5, the drill 6, the battery cavity 7, the lithium battery 8, the heat dissipation port 9, the movable hole 10, the movable rod 11, the control rod 12, the rotary handle 13, the fixed bearing 14, the limit slider 15, the limit sliding slot 16, the plate slot 17, the movable plate 18, the connecting plate 19, the movable port 20, the support rod 21, the fixed rod 22, the clamping plate 23, the fastening bolt 24, the bubble level gauge 25, the anti-skid leather pad 26, the heat dissipation sheet 27, the fixed hole 28, the mounting hole 29, the jacking spring 30, the jacking block 31, and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and they are to be interpreted as any additional limitation which is not in accordance with the spirit of the present invention.
Claims (6)
1. A high accuracy hand-held drilling machine, includes drilling machine body (1), its characterized in that: the drilling machine is characterized in that a movable groove (2) is formed in the bottom wall of the drilling machine body (1), a working motor (3) is arranged inside the movable groove (2), a motor shaft (4) is arranged on the driving end of the working motor (3), the motor shaft (4) faces the lower side of the drilling machine body (1), a drill bit fixing seat (5) is installed at the bottom end of the motor shaft (4), a drill bit (6) is installed at the bottom end of the drill bit fixing seat (5), a movable rod (11) is installed on the top wall of the working motor (3), a movable hole (10) matched with the movable rod (11) is formed in the top wall inside the movable groove (2), the movable hole (10) is communicated with the upper side of the drilling machine body (1), a control rod (12) is connected to the top end of the movable rod (11) in a threaded mode, and a rotating handle (13), the outer side walls of four sides of the drilling machine body (1) are movably provided with fixing rods (22), the bottom end of each fixing rod (22) is provided with a pointed end, the outer side wall of the bottom end of each fixing rod (22) is fixedly adhered with an anti-skidding leather pad (26), and the top wall of the drilling machine body (1) is symmetrically provided with two bubble levels (25);
the drilling machine is characterized in that plate grooves (17) are formed in the side walls of the four sides of the drilling machine body (1), the plate grooves (17) run vertically, movable plates (18) are arranged inside each plate groove (17), a connecting plate (19) is mounted on the side wall, away from the drilling machine body (1), of each movable plate (18), long grooves matched with the connecting plate (19) are formed in the outer side wall of the drilling machine body (1), two clamping plates (23) are symmetrically mounted on the outer side wall of the top end of each fixing rod (22), the two clamping plates (23) are clamped on the connecting plate (19) together, a supporting rod (21) is mounted between the two clamping plates (23), and the supporting rod (21) penetrates through the connecting plate (19);
six fastening bolts (24) are symmetrically arranged on the outer side walls of the four sides of the drilling machine body (1), the six fastening bolts (24) are symmetrically distributed on the two sides of the long groove, and each fastening bolt (24) penetrates through the outer side wall of the drilling machine body (1) and extends into the plate groove (17).
2. A high precision hand held drill according to claim 1 wherein: two limit slide blocks (15) are symmetrically installed on the outer side wall of the working motor (3), two limit sliding grooves (16) which are matched with the limit slide blocks (15) are symmetrically formed in the inner side wall of the movable groove (2), threads are formed in the outer side wall of the bottom of the control rod (12), threaded holes which are meshed with the control rod (12) are formed in the top end of the movable rod (11), a fixing bearing (14) is installed on the outer side wall of the control rod (12), a fixing port is formed in the top wall of the drilling machine body (1), and the fixing bearing (14) is fixedly installed in the fixing port.
3. A high precision hand held drill according to claim 1 wherein: two battery chamber (7) have been seted up to the inside symmetry of drilling machine body (1), two lithium cell (8) are all installed to the inside of battery chamber (7), and two lithium cell (8) are parallelly connected, two thermovent (9) have all been seted up on the roof of battery chamber (7) inside, and the outside intercommunication of thermovent (9) and drilling machine body (1), two a plurality of fin (27) are installed to impartial distance on the inside wall of thermovent (9), install switch on the lateral wall of drilling machine body (1), the input of work motor (3) passes through switch and is connected with the output electricity of lithium cell (8).
4. A high precision hand held drill according to claim 1 wherein: fixed orifices (28) have been seted up to the bottom of drill bit fixing base (5), the inside of establishing fixed orifices (28) is inserted on the top of drill bit (6), two mounting holes (29), two have been seted up to the symmetry on the inside wall of fixed orifices (28) all install on the inside wall of the opposite one side of mounting hole (29) and move spring (30), two kicking block (31) are all installed to the relative one end of kicking spring (30), all set up the draw-in groove of mutually supporting with kicking block (31) on the lateral wall of drill bit (6), two the one end that spring (30) were moved in the top was kept away from in kicking block (31) is hemispherical structure, two the draw-in groove is spherical half hole equally.
5. A high precision hand held drill according to claim 1 wherein: the outer side wall of the drilling machine body (1) is provided with an electric wire, one end of the electric wire, which is far away from the drilling machine body (1), is provided with a plug, and the input end of the working motor (3) is electrically connected with the output end of an external power supply through the electric wire and the plug.
6. A high precision hand held drill according to claim 1 wherein: the drilling machine body (1) is made of PPS engineering plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810808720.9A CN108941688B (en) | 2018-07-18 | 2018-07-18 | High-precision handheld drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810808720.9A CN108941688B (en) | 2018-07-18 | 2018-07-18 | High-precision handheld drilling machine |
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| CN108941688A CN108941688A (en) | 2018-12-07 |
| CN108941688B true CN108941688B (en) | 2020-06-09 |
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| CN201810808720.9A Active CN108941688B (en) | 2018-07-18 | 2018-07-18 | High-precision handheld drilling machine |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111761101A (en) * | 2020-06-18 | 2020-10-13 | 广州林电科技有限公司 | Electric drill with drill bit convenient to disassemble and assemble |
| CN112317815A (en) * | 2020-10-15 | 2021-02-05 | 安徽天东门窗智能家居有限公司 | Drilling and milling equipment for door and window preparation |
| CN114713887A (en) * | 2022-03-23 | 2022-07-08 | 舟山琦盛船舶配件有限公司 | Counter boring device for marine accessory mounting hole |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207154825U (en) * | 2017-07-26 | 2018-03-30 | 江苏苏高流体机械有限公司 | A kind of metal casting boring device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE2238838C3 (en) * | 1972-08-07 | 1975-10-09 | L. & C. Steinmueller Gmbh, 5270 Gummersbach | Transportable drilling and milling device |
| DE3106612A1 (en) * | 1981-02-23 | 1982-09-02 | Manfred Hinn | "DEVICE FOR SETTING STAIR STEPS FROM NATURAL AND / OR WORKSTONE" |
| US7156728B1 (en) * | 2006-05-25 | 2007-01-02 | Floyd Duane Killough | Adjustable support for a sander |
| CN103480889B (en) * | 2013-09-23 | 2015-11-25 | 中国五冶集团有限公司 | Be exclusively used in device and construction method thereof that back timber is holed |
| CN205733126U (en) * | 2016-05-07 | 2016-11-30 | 楼晓帅 | A kind of high stability finishing boring machine |
| CN206732231U (en) * | 2017-05-12 | 2017-12-12 | 南昌佰仕威新材料科技有限公司 | A kind of heavy duty face-milling cutter with indexable insert |
| CN107962207B (en) * | 2017-10-27 | 2019-06-18 | 上海工程技术大学 | A kind of packaged type parallel connection drilling robot |
| CN108127145A (en) * | 2017-12-31 | 2018-06-08 | 刘京標 | A kind of simple type architectural engineering drilling bracket |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN207154825U (en) * | 2017-07-26 | 2018-03-30 | 江苏苏高流体机械有限公司 | A kind of metal casting boring device |
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Effective date of registration: 20200514 Address after: 325000 East Road Fort Apartment, Lucheng District, Wenzhou City, Zhejiang Province, 10 1604 Rooms-2 (Trusteeship 35) Applicant after: WENZHOU CHENGYUE MACHINERY EQUIPMENT Co.,Ltd. Address before: 610051 No. 1 East Third Road, Erxianqiao, Chenghua District, Chengdu City, Sichuan Province Applicant before: Zhang Chao |
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Effective date of registration: 20201120 Address after: No.18 Weisan Road, Chuzhou hi tech Industrial Development Zone, Tianchang City, Chuzhou City, Anhui Province Patentee after: Anhui Changyuan electromechanical Co.,Ltd. Address before: 325000 East Road Fort Apartment, Lucheng District, Wenzhou City, Zhejiang Province, 10 1604 Rooms-2 (Trusteeship 35) Patentee before: WENZHOU CHENGYUE MACHINERY EQUIPMENT Co.,Ltd. |