CN108656034B - Auxiliary positioning device for electric tool - Google Patents
Auxiliary positioning device for electric tool Download PDFInfo
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- CN108656034B CN108656034B CN201810370416.0A CN201810370416A CN108656034B CN 108656034 B CN108656034 B CN 108656034B CN 201810370416 A CN201810370416 A CN 201810370416A CN 108656034 B CN108656034 B CN 108656034B
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- sliding sleeve
- connecting plate
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- electric tool
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
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- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention relates to the technical field of electric tools, in particular to an auxiliary positioning device for an electric tool, which comprises a sliding sleeve, a connecting plate and a positioning plate, wherein the sliding sleeve is arranged on the connecting plate; the sliding sleeve is sleeved outside the electric tool in a sliding manner, so that the electric tool can feed linearly in the sliding sleeve; the upper end of the connecting plate is rotatably connected with the sliding sleeve, so that the connecting plate can rotate relative to the sliding sleeve by a first rotating axis which is vertical to the feeding direction of the electric tool in the sliding sleeve; the positioning plate is rotatably connected with the lower end of the connecting plate, so that the positioning plate can rotate relative to the connecting plate by a second rotating axis which is vertical to the first rotating axis; a first worm and gear self-locking mechanism is arranged at the rotary joint between the connecting plate and the sliding sleeve, and a second worm and gear self-locking mechanism is arranged at the rotary joint between the positioning plate and the connecting plate. The auxiliary positioning device can be used in cooperation with an electric tool, and can play a role in auxiliary positioning when the electric tool works so as to improve the processing precision of the electric tool and facilitate the operation of the electric tool.
Description
Technical Field
The invention relates to the technical field of electric tools, in particular to an auxiliary positioning device for an electric tool.
Background
Electric tools are commonly used in life and work of people, such as impact hammers, drilling machines, electric screwdrivers and the like, and the drilling machines refer to machines and equipment which leave cylindrical holes or holes on objects by means of rotary cutting or rotary extrusion by using tools which are harder and sharper than the objects. The portable drilling machine is a small-sized drilling machine, comprising a shell, a motor, a connecting shaft, a connecting head and a drill bit, wherein the shell is held by a worker, a switch of the drilling machine is opened, the motor works to drive the connecting shaft to rotate, the connecting head fixedly connected with the connecting shaft drives the drill bit to rotate along with the rotation of the connecting shaft, so that a target object is drilled, the small-sized drilling machine needs the worker to stably hold the drilling machine in the use process to prevent the drilling machine from deviating in the drilling process, but the manual control has instability, and after the small-sized drilling machine works for a long time, the human body fatigue is easy to shake, the drilling precision of the drilling machine can be seriously influenced, in addition, when the surface of an irregular object is drilled, the use difficulty is higher, for example, when the surface of a circular pipeline is drilled or the workpiece is drilled at, unable firm the driling of making the rig for the operation degree of difficulty is very big, in addition, when drilling processing, also need process the inclined hole often, if there is artifical the support motor to be certain angle and drills to the work piece surface, the drill bit sends sideslip very easily and leads to the drilling failure, and also can't the inclination of accurate definite inclined hole. Therefore, it is necessary to develop an auxiliary positioning device suitable for electric tools such as drilling machines, etc. to solve the problems of low precision and inconvenient operation of the existing electric tools.
Disclosure of Invention
The invention aims to provide an auxiliary positioning device for an electric tool, aiming at the defects of the prior art, the auxiliary positioning device can be used in cooperation with the electric tool and can play an auxiliary positioning role during the working of the electric tool so as to improve the processing precision of the electric tool and facilitate the operation of the electric tool.
In order to solve the above problems, the present invention provides the following technical solutions:
an auxiliary positioning device for an electric tool comprises a sliding sleeve, a connecting plate and a positioning plate; the sliding sleeve is sleeved outside the electric tool in a sliding manner, so that the electric tool can feed linearly in the sliding sleeve; the upper end of the connecting plate is rotatably connected with the sliding sleeve, so that the connecting plate can rotate relative to the sliding sleeve by a first rotating axis which is vertical to the feeding direction of the electric tool in the sliding sleeve; the positioning plate is rotatably connected with the lower end of the connecting plate, so that the positioning plate can rotate relative to the connecting plate by a second rotating axis which is vertical to the first rotating axis; a first worm and gear self-locking mechanism is arranged at the rotary joint between the connecting plate and the sliding sleeve, and a second worm and gear self-locking mechanism is arranged at the rotary joint between the positioning plate and the connecting plate.
The first worm and gear self-locking mechanism comprises a first worm gear fixedly arranged at the upper end of the connecting plate and a first adjusting worm rotatably arranged in the sliding sleeve, the first adjusting worm is meshed with the first worm gear, and the first adjusting worm is rotated to adjust the rotating angle of the connecting plate relative to the sliding sleeve; the second worm and gear self-locking mechanism comprises a second worm gear fixedly arranged on the positioning plate and a second adjusting worm rotatably arranged in the connecting plate, the second adjusting worm is meshed with the second worm gear, and the second adjusting worm is rotated to adjust the rotating angle of the positioning plate relative to the connecting plate.
Furthermore, the lower end of the sliding sleeve is provided with more than two connecting plates uniformly distributed on the circumference, and the lower end of each connecting plate is connected with the positioning plate respectively.
Preferably, an electromagnetic adsorption device is arranged on the positioning plate.
Furthermore, a first scale is arranged on the sliding sleeve along the feeding direction of the electric tool, and a second scale is arranged on the sliding sleeve along the circumferential direction of the first rotating axis.
Wherein, the inboard of sliding sleeve is equipped with the spout with electric tool shell assorted.
Compared with the prior art, the invention has the beneficial effects that:
the auxiliary positioning device can be used in cooperation with an electric tool, can play an auxiliary positioning role when the electric tool works, when the auxiliary positioning device is used, the electric tool is firstly arranged in the sliding sleeve, then the positioning plate is fixedly attached to a workpiece to be machined, then the rotation adjusting angle of the connecting plate relative to the sliding sleeve and the rotation adjusting angle of the positioning plate relative to the connecting plate are adjusted through the first worm and gear self-locking mechanism and the second worm and gear self-locking mechanism respectively, and after the positioning is adjusted, the electric tool can be started to slide along the sliding sleeve to feed the workpiece to be machined. The auxiliary positioning device can improve the processing precision of the electric tool, and is more convenient to operate.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a partial sectional structural view of the present invention.
Fig. 3 is an enlarged view of a portion a in fig. 2.
Fig. 4 is an enlarged view at B in fig. 2.
Fig. 5 is a working state diagram of the present invention for drilling inclined holes.
FIG. 6 is a diagram illustrating the operation of the present invention in drilling a hole in a corner of a workpiece to be machined.
Description of reference numerals: the machining device comprises a sliding sleeve 1, a connecting plate 2, a positioning plate 3, a first scale 11, a second scale 12, a first worm gear 41, a first adjusting worm 42, a second worm gear 51, a second adjusting worm 52, an electromagnetic adsorption device 6, an electric tool 10 and a workpiece 20 to be machined.
Detailed Description
The present invention will be described in further detail with reference to the drawings in the specification, and the electric power tool in the present embodiment will be described by taking a drill as an example.
Referring to fig. 1 to 6, an auxiliary positioning device for an electric tool comprises a sliding sleeve 1, a connecting plate 2 and a positioning plate 3; the sliding sleeve 1 is slidably sleeved outside the electric tool 10, so that the electric tool 10 can linearly feed in the sliding sleeve 1; the upper end of the connecting plate 2 is rotatably connected with the sliding sleeve 1, so that the connecting plate 2 can rotate relative to the sliding sleeve 1 by a first rotating axis which is vertical to the feeding direction of the electric tool 10 in the sliding sleeve 1; the positioning plate 3 is rotatably connected with the lower end of the connecting plate 2, so that the positioning plate 3 can rotate relative to the connecting plate 2 by a second rotating axis which is vertical to the first rotating axis; a first worm and gear self-locking mechanism is arranged at the rotary joint between the connecting plate 2 and the sliding sleeve 1, and a second worm and gear self-locking mechanism is arranged at the rotary joint between the positioning plate 3 and the connecting plate 2.
The auxiliary positioning device can be used by matching with the electric tool 10, and can play an auxiliary positioning role in the working process of the electric tool 10, during the use, firstly, the electric tool 10 is installed in the sliding sleeve 1, then the positioning plate 3 is fixedly attached to a workpiece 20 to be processed, and then the rotation adjusting angle of the connecting plate 2 relative to the sliding sleeve 1 and the rotation adjusting angle of the connecting plate 3 relative to the connecting plate 2 are adjusted by the first worm and gear self-locking mechanism and the second worm and gear self-locking mechanism respectively, after the adjustment and positioning are well performed, the electric tool 10 can be started, so that the workpiece 20 to be processed is processed by the sliding feeding along the sliding sleeve 1. The auxiliary positioning device of the present invention can improve the processing precision of the electric tool 10, making it more convenient to operate.
Wherein, first worm gear self-locking mechanism and second worm gear self-locking mechanism can play regulation and locking action to connecting plate 2 and locating plate 3 respectively for the work that the drilling machine can be stable avoids the drilling in-process to take place the skew, can improve the degree of accuracy of drilling. The inner side of the sliding sleeve 1 is provided with a sliding groove matched with the shell of the drilling machine, and the drilling machine can directionally feed along the sliding groove when drilling, so that the drilling operation is more convenient.
Specifically, the first worm and gear self-locking mechanism comprises a first worm gear 41 fixedly arranged at the upper end of the connecting plate 2 and a first adjusting worm 42 rotatably arranged in the sliding sleeve 1, the first adjusting worm 42 is meshed with the first worm gear 41, and the first adjusting worm 42 is rotated to adjust the rotation angle of the connecting plate 2 relative to the sliding sleeve 1; the second worm and gear self-locking mechanism comprises a second worm gear 51 fixedly arranged on the positioning plate 3 and a second adjusting worm 52 rotatably arranged in the connecting plate 2, the second adjusting worm 52 is meshed with the second worm gear 51, and the second adjusting worm 52 is rotated to adjust the rotating angle of the positioning plate 3 relative to the connecting plate 2. The ends of the first and second adjusting worms 42, 52 are provided with hexagonal socket holes, and the first and second adjusting worms 42, 52 can be rotated by a hexagonal socket tool. When the first adjusting worm 42 rotates, because the first adjusting worm 42 is installed in the sliding sleeve 1 in a limited manner, the first adjusting worm 42 is meshed with the first worm gear 41, so that the first worm gear 41 rotates around a first rotation axis, and the connecting plate 2 is driven to rotate relative to the sliding sleeve 1; similarly, when the second adjusting worm 52 rotates, because the second adjusting worm 52 is installed in the connecting plate 2 in a limited manner, the second adjusting worm 52 is meshed with the second worm gear 51, so that the second worm gear 51 rotates around the second rotation axis, and the positioning plate 3 is driven to rotate relative to the connecting plate 2.
Furthermore, the lower end of the sliding sleeve 1 is provided with more than two connecting plates 2 uniformly distributed on the circumference, and each lower end of each connecting plate 2 is connected with the positioning plate 3, so that the auxiliary positioning device can be adapted to various special-shaped workpieces 20 to be processed, and meanwhile, the connecting plates 2 are circumferentially arranged along the lower end of the sliding sleeve 1, and can also play a role in safety protection in the processing process of the electric tool 10.
As the preferred scheme, be provided with electromagnetic adsorption device 6 on locating plate 3, can make this auxiliary positioning device's locating plate 3 fix the surface of fitting in metal work piece 20 waiting to process more conveniently, electromagnetic adsorption device 6 circular telegram can adsorb fixedly, the outage can be with locating plate 3 and wait to process work piece 20 separation. The sliding sleeve 1 is provided with a first scale 11 along the feeding direction of the electric tool 10, the sliding sleeve 1 is provided with a second scale 12 along the circumferential direction of the first rotating axis, when the drilling machine drills, the adjusting angle of the connecting plate 2 can be calibrated by means of the second scale 12, and the drilling depth of the drilling machine can be observed in real time by means of the first scale 11.
The auxiliary positioning device is convenient for drilling a machined part with a complex outer surface, can fix the drilling pose of the drilling machine, avoids the occurrence of shaking and the like during the drilling and machining by manually holding the drilling machine, can be suitable for the drilling and machining of various materials, can machine inclined holes with different inclination angles, and has higher machining precision and more stable machining process.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.
Claims (3)
1. An auxiliary positioning device for an electric tool, characterized in that: comprises a sliding sleeve (1), a connecting plate (2) and a positioning plate (3); the sliding sleeve (1) is sleeved outside the electric tool in a sliding manner, so that the electric tool can feed in a straight line in the sliding sleeve (1); the upper end of the connecting plate (2) is rotatably connected with the sliding sleeve (1) so that the connecting plate (2) can rotate relative to the sliding sleeve (1) by a first rotating axis which is vertical to the feeding direction of the electric tool in the sliding sleeve (1); the positioning plate (3) is rotatably connected with the lower end of the connecting plate (2) so that the positioning plate (3) can rotate relative to the connecting plate (2) by a second rotating axis which is vertical to the first rotating axis; a first worm and gear self-locking mechanism is arranged at the rotary joint between the connecting plate (2) and the sliding sleeve (1), and a second worm and gear self-locking mechanism is arranged at the rotary joint between the positioning plate (3) and the connecting plate (2);
the first worm and gear self-locking mechanism comprises a first worm gear (41) fixedly arranged at the upper end of the connecting plate (2) and a first adjusting worm (42) rotatably arranged in the sliding sleeve (1), the first adjusting worm (42) is meshed with the first worm gear (41), and the first adjusting worm (42) is rotated to adjust the rotating angle of the connecting plate (2) relative to the sliding sleeve (1); the second worm and gear self-locking mechanism comprises a second worm gear (51) fixedly arranged on the positioning plate (3) and a second adjusting worm (52) rotatably arranged in the connecting plate (2), the second adjusting worm (52) is meshed with the second worm gear (51), and the second adjusting worm (52) is rotated to adjust the rotating angle of the positioning plate (3) relative to the connecting plate (2);
the lower end of the sliding sleeve (1) is uniformly provided with more than two connecting plates (2) in a circumferential manner, and the lower end of each connecting plate (2) is connected with the positioning plate (3) respectively;
a first scale (11) is arranged on the sliding sleeve (1) along the feeding direction of the electric tool, and a second scale (12) is arranged on the sliding sleeve (1) along the circumferential direction of the first rotating axis.
2. An auxiliary positioning device for a power tool as defined in claim 1, wherein: and an electromagnetic adsorption device (6) is arranged on the positioning plate (3).
3. An auxiliary positioning device for a power tool as defined in claim 1, wherein: the inner side of the sliding sleeve (1) is provided with a sliding groove matched with the shell of the electric tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810370416.0A CN108656034B (en) | 2018-04-24 | 2018-04-24 | Auxiliary positioning device for electric tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810370416.0A CN108656034B (en) | 2018-04-24 | 2018-04-24 | Auxiliary positioning device for electric tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108656034A CN108656034A (en) | 2018-10-16 |
| CN108656034B true CN108656034B (en) | 2021-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810370416.0A Active CN108656034B (en) | 2018-04-24 | 2018-04-24 | Auxiliary positioning device for electric tool |
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| CN (1) | CN108656034B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110539010A (en) * | 2019-09-29 | 2019-12-06 | 广州德志金属制品有限公司 | Portable adjustable angle bore hole device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3890058A (en) * | 1973-11-01 | 1975-06-17 | Rhodes Investment Company | Drill guiding apparatus |
| GB2443610B (en) * | 2006-11-13 | 2012-01-18 | Charles White | Portable adjustable angle drill stand |
| JP2017522196A (en) * | 2014-07-09 | 2017-08-10 | マグスウィッチ テクノロジー インコーポレイテッドＭａｇｓｗｉｔｃｈ Ｔｅｃｈｎｏｌｏｇｙ Ｉｎｃ． | Magnetic tool stand |
| CN107282972A (en) * | 2017-08-21 | 2017-10-24 | 中国人民解放军海军航空工程学院 | A kind of boring bar tool and boring method for walled metallic structure |
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Effective date of registration: 20210407 Address after: 321300 No.29 Huacheng West Road, Chengxi New District, Yongkang City, Jinhua City, Zhejiang Province Applicant after: ZHEJIANG DONGLI ELECTRIC APPLIANCE Co.,Ltd. Address before: 241000 room 210, building 17, central city, Yijiang District, Wuhu City, Anhui Province Applicant before: WUHU XUNENG AUTOMATION EQUIPMENT DESIGN Co.,Ltd. |
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Denomination of invention: Auxiliary positioning device for electric tool Effective date of registration: 20210914 Granted publication date: 20210427 Pledgee: Agricultural Bank of China Limited Yongkang sub branch Pledgor: ZHEJIANG DONGLI ELECTRIC APPLIANCE Co.,Ltd. Registration number: Y2021330001351 |