CN111002481B - Magnetic drive self-water-supply perforating drill cylinder - Google Patents
Magnetic drive self-water-supply perforating drill cylinder Download PDFInfo
- Publication number
- CN111002481B CN111002481B CN201911244748.5A CN201911244748A CN111002481B CN 111002481 B CN111002481 B CN 111002481B CN 201911244748 A CN201911244748 A CN 201911244748A CN 111002481 B CN111002481 B CN 111002481B
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- China
- Prior art keywords
- water
- drill bit
- annular
- magnetic
- positioning drill
- 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.)
- Expired - Fee Related
Links
- 230000005291 magnetic effect Effects 0.000 title claims abstract description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 133
- 238000010521 absorption reaction Methods 0.000 claims abstract description 24
- 238000005507 spraying Methods 0.000 claims abstract description 8
- 239000003302 ferromagnetic material Substances 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 16
- 238000005553 drilling Methods 0.000 claims description 7
- 230000005389 magnetism Effects 0.000 claims description 5
- 239000011148 porous material Substances 0.000 claims description 4
- 238000010079 rubber tapping Methods 0.000 claims description 4
- 239000000498 cooling water Substances 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 2
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 15
- 239000007921 spray Substances 0.000 description 3
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910001172 neodymium magnet Inorganic materials 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000001846 repelling effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/14—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by boring or drilling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/14—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by boring or drilling
- B28D1/146—Tools therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/02—Accessories specially adapted for use with machines or devices of the preceding groups for removing or laying dust, e.g. by spraying liquids; for cooling work
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a magnetic drive self-water-supply hole-opening drill cylinder which comprises a positioning drill bit (1) and a drill cylinder (2) coaxially fixed on the positioning drill bit (1), wherein an annular water tank (3) is coaxially fixed on the positioning drill bit (1); two magnetic drive water absorption devices (4) are fixed on the end surface of the annular water tank (3); the magnetic drive water absorption device (4) comprises a water absorption device body (4.1) made of non-ferromagnetic materials, and a piston cylinder (4.2) and a magnetic piston (4.3) which are matched with each other are arranged in the water absorption device body (4.1); the tip of the positioning drill bit (1) is provided with a tip water spraying hole (1.1); the invention has the function of automatically and continuously providing cooling water in the using process.
Description
Technical Field
The invention relates to a magnetic drive self-water supply tapping drill cylinder.
Background
When the wall body drills holes such as air conditioning holes and the like, a drill bit is generally required to be installed on a driving shaft of an electric drill, the drill bit with the positioning function is generally arranged in the drill bit, in order to guarantee the service life of the drill bit, water needs to be added for cooling when the drill bit punches, if cooling water is added manually, the working efficiency can be reduced, and the cooling effect is not good.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects of the prior art: provides a hole drilling barrel capable of automatically and continuously providing cooling water during drilling.
The technical solution of the invention is as follows: a magnetic drive self-water supply trepanning drill cylinder comprises a positioning drill bit and a drill cylinder coaxially fixed on the positioning drill bit, and is characterized in that an annular water tank is coaxially fixed on the positioning drill bit; two magnetic drive water absorption devices are fixed on the end face of the annular water tank; the magnetic drive water absorption device comprises a water absorption device body made of non-ferromagnetic materials, and a piston cylinder and a magnetic piston which are matched are arranged in the water absorption device body;
the tip of the positioning drill bit is provided with a tip water spraying hole;
the bottom of the piston cylinder is provided with a water inlet and a water outlet; the water inlet is provided with a water inlet one-way valve which is opened only when water enters; the water outlet is provided with a water outlet one-way valve which is opened only when water is discharged; the water outlet is communicated with a tip water spraying hole at the tip end of the positioning drill bit through a pore channel arranged on the positioning drill bit and a hollow part in the middle; the water inlet is communicated with the annular water tank through a water suction conduit;
preferably, the end part of the magnetic drive water absorption device is provided with a sealing cover plate made of non-ferromagnetic materials; the thickness of the sealing cover plate is 1-3 mm.
The positioning drill bit is provided with an annular driving magnet which can rotate around the positioning drill bit; the annular driving magnet is rotatably matched with the positioning drill bit through a bearing; the circle center of the annular driving magnet is positioned on the axis of the positioning drill bit; one end face of the annular driving magnet is opposite to the outer surface of the sealing cover plate.
The annular driving magnet is formed by splicing and fixing two semicircular rings with central angles of 180 degrees; the upper and lower surfaces of the two semicircular rings have opposite magnetism;
for reinforcing magnetic force, annular driving magnet with the magnetism piston adopts outside plastics or the inside neodymium iron boron permanent magnet of rubber parcel to make.
The annular driving magnet is axially limited at one end of the positioning drill bit far away from the tip end of the positioning drill bit through a bearing;
the annular driving magnet is provided with a fixed rod for fixing with the electric drill body;
the shape of the inner cavity of the annular water tank is a rotating body with a cross section formed by taking the axis of the positioning drill bit as a rotating shaft, and one side of the cross section, which is far away from the positioning drill bit, is in an arc shape;
the upper side wall of the annular water tank is provided with a water tank water filling port and a sealing cock matched with the water tank water filling port.
The opening end of the water suction conduit is fixed on the circular arc-shaped inner wall of the annular water tank;
the maximum stroke of the magnetic piston in the piston cylinder is positioned in the magnetic driving range of the annular driving magnet;
preferably, a radial water spray hole communicated with a water outlet of the piston cylinder is further formed in the positioning drill bit positioned in the drill cylinder and close to the bottom of the drill cylinder.
The tail part of one end of the positioning drill bit, which is far away from the tip end of the positioning drill bit, is also provided with an installation joint for fixing with a driving shaft of an electric drill;
the minimum gap between the annular driving magnet and the sealing cover plate is 0.5-2 mm;
the invention has the beneficial effects that: the invention has the function of automatically and continuously providing cooling water in the using process.
Drawings
FIG. 1 is a schematic view of a magnetic drive self-water supply drilling cartridge in partial cross-section according to the present invention.
FIG. 2 is a schematic top view of the magnetic drive self-water supply drilling cartridge of the present invention.
Fig. 3 is a schematic sectional view along the direction of a-a in fig. 1.
Fig. 4 is a schematic sectional view along the direction B-B in fig. 1.
Fig. 5 is a partially enlarged view of fig. 1 at C.
FIG. 6 is a schematic structural diagram of the present invention in use.
Detailed Description
The present invention will be described in further detail with reference to the following examples, but the present invention is not limited to the following examples.
Examples
Referring to fig. 1-5, a magnetic-drive self-water-supply drilling barrel comprises a positioning drill bit 1 and a drilling barrel 2 coaxially fixed on the positioning drill bit 1, wherein an annular water tank 3 is coaxially fixed on the positioning drill bit 1; the annular water tank 3 is fixed on the upper end face of the drill barrel 2, and two magnetic drive water absorption devices 4 are fixed on the end face of the annular water tank 3; the magnetic drive water absorption device 4 comprises a water absorption device body 4.1 made of non-ferromagnetic materials, and a piston cylinder 4.2 and a magnetic piston 4.3 which are matched are arranged in the water absorption device body 4.1;
the tip of the positioning drill bit 1 is provided with a tip water spraying hole 1.1;
the bottom of the piston cylinder 4.2 is provided with a water inlet and a water outlet; the water inlet is provided with a water inlet one-way valve which is opened only when water enters; the water outlet is provided with a water outlet one-way valve which is opened only when water is discharged; the water outlet is communicated with a tip water spraying hole 1.1 at the tip end of the positioning drill bit 1 through a pore channel arranged on the positioning drill bit 1 and a hollow part in the middle; the water inlet is communicated with the annular water tank 3 through a water suction conduit 3.1;
the end part of the magnetic drive water absorption device 4 is provided with a sealing cover plate 4.4 made of non-ferromagnetic material; the thickness of the sealing cover plate 4.4 is 1-3 mm.
The positioning drill bit 1 is provided with an annular driving magnet 5 which can rotate around the positioning drill bit; the annular driving magnet 5 is rotatably matched with the positioning drill bit 1 through a bearing; the circle center of the annular driving magnet 5 is positioned on the axis of the positioning drill bit 1; one end face of the annular driving magnet 5 is opposite to the outer surface of the sealing cover plate 4.4. The annular driving magnet 5 is formed by splicing and fixing two semicircular rings with central angles of 180 degrees; the upper and lower surfaces of the two semicircular rings are opposite in magnetism, as shown in fig. 2, the upper and lower surfaces of one semicircular ring are respectively an N-S pole, and the upper and lower surfaces of the other semicircular ring are respectively an S-N pole;
the magnetic poles of the magnetic pistons 4.3 of the two magnetic drive water absorption devices 4 facing the sealing cover plate 4.4 are the same; as shown in fig. 1, the upper surfaces of the magnetic pistons 4.3 on both sides are both N-pole or both S-pole in magnetic property.
Thus, the two semicircular ring units of the annular drive magnet 5 have an attracting effect on the magnetic piston 4.3 and a repelling effect on the other.
For reinforcing magnetic force, annular driving magnet 5 with magnetism piston 4.3 adopts inside neodymium iron boron permanent magnet of outside plastics or rubber parcel to realize.
The annular driving magnet 5 is axially limited at one end of the positioning drill bit 1 far away from the tip end of the positioning drill bit through a bearing;
the annular driving magnet 5 is provided with a fixed rod 6 for fixing with the electric drill body;
the shape of the inner cavity of the annular water tank 3 is a rotating body with a cross section formed by taking the axis of the positioning drill bit 1 as a rotating shaft, and one side of the cross section, which is far away from the positioning drill bit 1, is in an arc shape;
the upper side wall of the annular water tank 3 is provided with a water tank water filling port 3.2 and a sealing cock matched with the water tank water filling port.
The open end of the water suction conduit 3.1 is fixed on the circular arc-shaped inner wall of the annular water tank 3, preferably, the middle point of the circular arc-shaped inner wall with the maximum distance between the open end and the axis of the positioning drill bit 1;
the maximum stroke of the magnetic piston 4.3 in the piston cylinder 4.2 is positioned in the magnetic driving range of the annular driving magnet 5;
preferably, a radial water spraying hole 1.2 communicated with a water outlet of the piston cylinder 4.2 is also formed in the positioning drill bit 1 positioned in the drill cylinder 2 and close to the bottom of the drill cylinder.
The tail part of one end of the positioning drill bit 1, which is far away from the tip end of the positioning drill bit, is also provided with an installation joint used for being fixed with a driving shaft of an electric drill;
the minimum gap between the annular driving magnet 5 and the sealing cover plate 4.4 is 0.5-2 mm;
as shown in fig. 1-6, when the electric drill is used, the tail mounting joint of the electric drill is clamped and fixed with an electric drill driving shaft, and the fixed rod 6 is fixed with an electric drill body, wherein the electric drill body is a shell area which is relatively static with a handle; cooling water is injected into the annular water tank 3 through a water tank water injection port 3.2, and then the sealing cock is screwed; when the positioning drill bit 1 and the drill barrel 2 rotate, the annular driving magnet 5 is relatively fixed with the electric drill body through the fixing rod 6, the two magnetic driving water absorption devices 4 on the end face of the annular water tank 3 rotate relative to the annular driving magnet 5, when the upper surface of a magnetic piston 4.3 in the magnetic driving water absorption devices 4 rotates to be opposite to the lower surface of a semicircular ring of the annular driving magnet 5 and is the same as the magnetic pole of the lower surface of the semicircular ring, the upper surface and the lower surface of the semicircular ring repel each other, and the magnetic piston 4.3 moves downwards; the discharge action of the piston cylinder 4.2 is executed, when the upper surface of a magnetic piston 4.3 in the magnetic drive water absorption device 4 rotates to be opposite to the lower surface of the other semicircular ring of the annular drive magnet 5 and the magnetic pole of the lower surface of the semicircular ring is opposite, the magnetic piston 4.3 is attracted mutually, the magnetic piston 4.3 moves upwards, and the negative pressure suction action of the piston cylinder 4.2 is executed; in such circulation, the magnetic driving water absorption devices 4 alternately enter the semicircular areas of the lower surfaces of the annular driving magnets 5 with two different magnetic poles; a water inlet one-way valve which is combined with the water inlet and is opened only when water enters; the water outlet one-way valve is opened when water is discharged from the water outlet; the water source in the annular water tank 3 can be continuously sucked into the piston cylinder 4.2 through the water suction conduit 3.1 and is discharged to the water spray hole 1.1 at the tip end and the radial water spray hole 1.2 through the pore channel which is communicated with the water outlet and is arranged on the positioning drill bit 1 and the hollow part at the middle part to realize the supply of cooling water; the open end of the water suction conduit 3.1 is fixed on the circular arc-shaped inner wall of the annular water tank 3, in particular to the middle point of the circular arc-shaped inner wall with the largest distance with the axis of the positioning drill bit 1; this has the advantage that when the water level in the annular water tank 3 drops, the internal water collects at the bottom of the inner wall of the circular arc due to the centrifugal force, ensuring that the water suction conduit 3.1 continuously absorbs the cooling water.
The above are merely characteristic embodiments of the present invention, and do not limit the scope of the present invention in any way. All technical solutions formed by equivalent exchanges or equivalent substitutions fall within the protection scope of the present invention.
Claims (6)
1. A magnetic drive self-water-supply hole-opening drill cylinder comprises a positioning drill bit (1) and a drill cylinder (2) coaxially fixed on the positioning drill bit (1), and is characterized in that an annular water tank (3) is coaxially fixed on the positioning drill bit (1); two magnetic drive water absorption devices (4) are fixed on the end surface of the annular water tank (3); the magnetic drive water absorption device (4) comprises a water absorption device body (4.1) made of non-ferromagnetic materials, and a piston cylinder (4.2) and a magnetic piston (4.3) which are matched with each other are arranged in the water absorption device body (4.1);
the tip of the positioning drill bit (1) is provided with a tip water spraying hole (1.1);
a water inlet and a water outlet are formed in the bottom of the piston cylinder (4.2); the water inlet is provided with a water inlet one-way valve which is opened only when water enters; the water outlet is provided with a water outlet one-way valve which is opened only when water is discharged; the water outlet is communicated with a tip water spraying hole (1.1) at the tip end of the positioning drill bit (1) through a pore channel arranged on the positioning drill bit and a hollow part in the middle; the water inlet is communicated with the annular water tank (3) through a water suction conduit (3.1);
the end part of the magnetic drive water absorption device (4) is provided with a sealing cover plate (4.4) made of non-ferromagnetic material;
the positioning drill bit (1) is provided with an annular driving magnet (5) which can rotate around the positioning drill bit; one end face of the annular driving magnet (5) is opposite to the outer surface of the sealing cover plate (4.4);
the annular driving magnet (5) is formed by splicing and fixing two semicircular rings; the upper and lower surfaces of the two semicircular rings have opposite magnetism;
a fixing rod (6) for fixing the electric drill body is arranged on the annular driving magnet (5);
the shape of the inner cavity of the annular water tank (3) is a rotating body with a cross section formed by taking the axis of the positioning drill bit (1) as a rotating shaft, and one side of the cross section, which is far away from the positioning drill bit (1), is in an arc shape;
the open end of the water suction conduit (3.1) is fixed on the circular arc inner wall of the annular water tank (3).
2. A magnetically driven self-water-supplying tapping drill cartridge according to claim 1, characterized in that the upper side wall of the annular water tank (3) is provided with a water tank filling opening (3.2) and a sealing cock fitted thereto.
3. A magnetically actuated self-feeding water tapping drill cartridge according to claim 1, characterized in that the maximum stroke of the magnetic piston (4.3) within the piston cylinder (4.2) is within the magnetic actuation range of the ring-shaped actuation magnet (5).
4. A magnetic-drive self-water-supply open-hole drill drum according to claim 1, characterized in that a radial water jet hole (1.2) communicated with the water outlet of the piston cylinder (4.2) is further provided on the positioning drill bit (1) located in the drill drum (2) near the bottom thereof.
5. A magnetic drive self-water supply tapping drill bit as claimed in claim 1, wherein the end of the positioning drill bit (1) remote from the tip thereof is further provided with a mounting adapter for fixing with a drive shaft of an electric drill.
6. A magnetically driven self-water feeding hole drilling cartridge as claimed in claim 1, wherein the minimum clearance of the ring drive magnet (5) to the sealing cover plate (4.4) is 0.5-2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911244748.5A CN111002481B (en) | 2019-12-06 | 2019-12-06 | Magnetic drive self-water-supply perforating drill cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911244748.5A CN111002481B (en) | 2019-12-06 | 2019-12-06 | Magnetic drive self-water-supply perforating drill cylinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111002481A CN111002481A (en) | 2020-04-14 |
| CN111002481B true CN111002481B (en) | 2021-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911244748.5A Expired - Fee Related CN111002481B (en) | 2019-12-06 | 2019-12-06 | Magnetic drive self-water-supply perforating drill cylinder |
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| Country | Link |
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| CN (1) | CN111002481B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115446283A (en) * | 2022-08-30 | 2022-12-09 | 上海真顺拉链五金有限公司 | Leakage self-warning type cooling system of die casting machine |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19810910A1 (en) * | 1998-03-13 | 1999-09-16 | Hilti Ag | Drill |
| CN103692017A (en) * | 2012-09-27 | 2014-04-02 | 浙江海洋学院 | Tensioning device of underwater diamond wire sawing machine |
| CN104526026A (en) * | 2014-12-26 | 2015-04-22 | 苏州用朴合金工具有限公司 | Twist drill with cooling mechanism |
| CN204584367U (en) * | 2015-05-08 | 2015-08-26 | 河北新四达电机制造有限公司 | Deep hole processing cutter |
| CN105108212B (en) * | 2015-07-30 | 2017-11-17 | 杨仁卫 | Drill bit with water injector |
| CN206587138U (en) * | 2016-12-19 | 2017-10-27 | 殷立青 | A kind of Nephrology dept.'s waste collecting device |
| CN106819037B (en) * | 2016-12-30 | 2018-10-12 | 重庆汤嫂食品有限公司 | Vacuum freezing tumbler |
| CN107398216A (en) * | 2017-09-21 | 2017-11-28 | 林红英 | A kind of quick matching device of construction compo |
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2019
- 2019-12-06 CN CN201911244748.5A patent/CN111002481B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN111002481A (en) | 2020-04-14 |
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Effective date of registration: 20211108 Address after: 311100 room 10-12, xingle supporting room, Xingqiao street, Yuhang District, Hangzhou City, Zhejiang Province Applicant after: Hangzhou xintongtu Environmental Engineering Co.,Ltd. Address before: 334609 No. 111, building 5, Guangfeng International Trade City, tongxiangshan Avenue, Guangfeng District, Shangrao City, Jiangxi Province Applicant before: Gu Shaoyun |
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Granted publication date: 20211119 |