CN112917247B

CN112917247B - Multifunctional cutting tool

Info

Publication number: CN112917247B
Application number: CN202110127042.1A
Authority: CN
Inventors: 徐光亮; 李强
Original assignee: Zhejiang Dechuang Intelligent Technology Co ltd
Current assignee: Zhejiang Dechuang Intelligent Technology Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2022-06-21
Anticipated expiration: 2041-01-29
Also published as: CN112917247A

Abstract

A multi-function cutting tool, comprising: the external frame, the power mechanism and the conversion mechanism; the power mechanism is rotatably arranged in the outer frame, and the power mechanism realizes power conversion of the equipment; the switching mechanism is movably arranged at the top of the power mechanism, and the switching mechanism realizes the work energy conversion of the equipment. The motor drives the connecting piece to move, and the additional piece is installed, so that the circular cutting of the multifunctional cutting tool, the size condition of the circular cutting, the fixed cutting of the multifunctional cutting tool and the function transformation of the multifunctional cutting tool are realized; in family life and work, the electric cutting tool is indispensable, but the existing small-sized cutting tool has the defects of single use, inconvenient use in narrow space and incapability of cutting in special shape, and the problems are effectively solved.

Description

Multifunctional cutting tool

Technical Field

The invention relates to the technical field of cutting equipment, in particular to a multifunctional cutting tool.

Background

With the development of the modern machining industry, the requirements on the cutting quality and precision are continuously improved, and the requirements on improving the production efficiency, reducing the production cost and having a high-intelligent automatic cutting function are also improved. The existing small-sized cutting machine has single purpose, is inconvenient to use in narrow space, cannot cut in a special shape and is very inconvenient to use, so that the invention provides a multifunctional cutting tool which can change functions and prolong the length of a rotating shaft.

Disclosure of Invention

In order to solve the technical problems, the invention provides a multifunctional cutting tool, which realizes circular cutting of the multifunctional cutting tool, size conditions of the circular cutting, fixed cutting of the multifunctional cutting tool and function transformation of the multifunctional cutting tool by driving a connecting piece to move through a motor and installing an additional piece.

The technical scheme adopted by the invention is as follows: a multi-function cutting tool comprising: outer frame, power unit, shifter, outer frame includes: the device comprises a shell, a battery, a motor and a baffle cover; the upper end of the shell is provided with a baffle cover; the battery is arranged in the lower end of the shell; the lower end of the motor is arranged in the shell; a motor shaft of the motor is provided with a bevel gear which is arranged in a blocking cover, and part of parts of a power mechanism are arranged in the blocking cover; the motor is powered by the battery, and the motor is started to enable the bevel gear on the motor to rotate inside the blocking cover.

The power mechanism is rotatably arranged in the outer frame, and the power mechanism realizes power conversion of the equipment;

the switching mechanism is movably arranged at the top of the power mechanism, and the switching mechanism realizes the work energy conversion of the equipment.

Further, the power mechanism comprises: the device comprises a stabilizing frame, stabilizing screws, bevel gears, an A-shaped shaft, cutting pieces, a locking wrench, a scale adjusting wrench, a locking nut screw, an extension shaft, a nut, a bearing and a screw rod; the stabilizing frame is arranged in the blocking cover, the lower end of the stabilizing frame is rotatably arranged in the groove on the shell, and the blocking cover is arranged on the outer side of the stabilizing frame; the stabilizing screw is installed and disassembled according to the using state, the stabilizing screw penetrates through the circular hole in the blocking cover and the circular hole in the stabilizing frame after being installed, and the stabilizing screw is fixedly installed on the shell after being rotated; the bevel gear is meshed with a bevel gear on the motor; the A-shaped shaft is rotatably arranged on the stabilizing frame, and one end of the A-shaped shaft is fixedly connected with one end of the bevel gear; the cutting blade is movably arranged on the extension shaft; the locking nut screw is loosened and locked through a locking wrench, and the locking wrench is an external tool; the scale adjusting wrench is used for rotating the screw rod and adjusting the total length of the extension shaft and the A-shaped shaft, and is an external tool; the locking nut screw is responsible for pressing the cutting blade or the base to be fixed with the extension shaft respectively; the extension shaft is slidably arranged in the A-shaped shaft; the screw is arranged in a circular hole in the middle of the extension shaft, the nut is in sliding contact with one end of the extension shaft close to the bevel gear and clamped, and the scale adjusting wrench is used for rotating the screw to enable the nut to move towards the direction of the cutting blade or towards the direction opposite to the direction of the cutting blade, so that the extension shaft is driven to move; the bearing is rotatably arranged in the front of the A-shaped shaft; one end of the screw is arranged on the bearing, and the other end of the screw penetrates through the nut and the opening of the extension shaft to be exposed; when wanting to the directional cutting thing, use locking spanner to lock the box screw and twist off from extending the axle, install the cutting piece on extending the axle, use locking spanner to lock the box screw and press on extending the axle, make lock box screw cut piece and extend the axle compaction, starting motor makes bevel gear rotate, bevel gear drives and extends the axle and rotate, it drives the cutting piece and rotates just can begin to cut the thing that wants to cut to extend the axle, when wanting to cut circularly, twist off steady screw, starting motor just can, if want to change the circular size of cutting, use scale adjustment spanner to rotate the screw rod, make the screw rod drive the nut and make extend axle and A type axle total length lengthen or shorten just can cut out circular thin slice or circular profile recess and hole.

Further, the conversion mechanism includes: the device comprises a base, a clamping piece, a clamping groove, a sliding ring, a slideway, a screw thread, a screw nut, a clamp, a sleeve conversion head, a drill bit and an outer sleeve; the base and the extension shaft are pressed and fixed through a lock nut screw; a plurality of cards are rotatably arranged on the base; the notches on the clamping grooves correspond to a plurality of cards; the sliding ring is slidably arranged on the outer sleeve; the slideway is fixedly arranged on the slideway; one end of the screw thread of the screw rod is rotatably arranged in the slideway, the other end of the screw thread of the screw rod is rotatably arranged on the clamp, and the screw thread of the screw rod is rotatably connected with the screw nut; the screw nut is meshed with the inner gear ring of the outer sleeve; the clamp is slidably arranged in the clamping groove sliding groove; the sleeve conversion head is an external tool; the drill bit is an external tool; the outer sleeve is rotatably arranged outside the clamping groove; when the clamping device is used, the base is installed on the extension shaft, the locking wrench is used for rotating the locking nut screw to compress the base, then the clamping piece is inserted into the clamping groove for fixation, when a user wants to loosen or tighten the screw, the sleeve conversion head is inserted into the clamping groove, the outer sleeve is rotated, the outer ring gear of the outer sleeve drives the screw nut to rotate, the screw nut drives the screw thread to push the clamp to move towards the inside of the clamping groove, the clamp is enabled to tighten the sleeve conversion head and then the sleeve is installed, and the starting motor is started to rotate forward and backward to complete loosening or tightening of the screw. When drilling is desired, the sleeve conversion head is replaced by the drill bit

Compared with the prior art, the invention has the beneficial effects that:

1. when wanting the directional cutting thing, use the locking spanner to twist off the lock box screw from extending epaxially, install the cutting piece on extending epaxially, use the locking spanner to lock the box screw and press on extending epaxially, make the lock box screw cut the piece with extend the axle compaction, starting motor drives the cutting piece and rotates just can begin to cut the thing that wants to cut.

2. When circles with different sizes are cut, the stabilizing screws are screwed off, the motor is started, and if the size of the cut circle is required to be changed, the scale adjusting wrench is used for rotating the screw rod, so that the screw rod drives the nut to enable the total length of the extension shaft and the A-shaped shaft to be lengthened or shortened, and then a circular slice or a circular outline groove and a hole can be cut.

3. When the multifunctional cutting tool is used, the base is arranged on the extension shaft, a locking wrench is used for rotating a locking nut screw to tightly press the base, then a clamping piece is inserted into the clamping groove for fixation, when a user wants to loosen or tighten the screw, the sleeve conversion head is inserted into the clamping groove, the outer sleeve is rotated, the outer ring gear of the outer sleeve drives the lead screw nut to rotate, the lead screw nut drives the lead screw thread to push the clamp to move towards the inside of the clamping groove, the clamp is installed after clamping the sleeve conversion head, and the motor is started to rotate forwards and backwards to complete the function of loosening or tightening the screw; when drilling is required, the sleeve conversion head is replaced by the drill bit.

Drawings

Fig. 1 and 2 are schematic views of the overall structure of the present invention.

Fig. 3 and 4 are schematic structural diagrams of the external frame according to the present invention.

Fig. 5, 6 and 7 are schematic structural views of the power mechanism according to the present invention.

Fig. 8 and 9 are schematic structural diagrams of the conversion mechanism of the invention.

Fig. 10 is a schematic cross-sectional view of the outer shell of the conversion mechanism.

Reference numerals: 1-an outer frame; 2, a power mechanism; 3-a conversion mechanism; 101-a housing; 102-a battery; 103-a motor; 104-a shield cover; 201-a stabilizer frame; 202-stabilizing screws; 203-bevel gears; 204-type A shaft; 205-cutting the slices; 206-locking wrench; 207-scale adjusting wrench; 208-locking the female screw; 209-extension axis; 210-a nut; 211-a bearing; 212-screw rod; 301-a base; 302-card; 303-card slot; 304-a runner; 305-a slide; 306-screw thread; 307-lead screw nut; 308-a clamp; 309-cartridge conversion head; 310-a drill bit; 311-outer cover.

Detailed Description

The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Embodiments a multi-function cutting tool as shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, comprising: outer frame 1, power unit 2, shifter 3, outer frame 1 includes: a housing 101, a battery 102, a motor 103, and a cover 104; a blocking cover 104 is arranged at the upper end of the shell 101; the battery 102 is mounted in the lower end of the housing 101; the lower end of the motor 103 is arranged in the shell 101; a motor shaft of the motor 103 is provided with a bevel gear which is arranged in the blocking cover 104, and part of parts of the power mechanism 2 are arranged in the blocking cover 104; the motor 103 is powered by the battery 102 and the motor 103 is activated to cause the bevel gear on the motor 103 to rotate within the cover 104.

The power mechanism 2 is rotatably arranged inside the outer frame 1, and the power mechanism 2 realizes power conversion of the equipment;

the switching mechanism 3 is movably arranged at the top of the power mechanism 2, and the switching mechanism 3 realizes the work energy switching of the equipment.

In an alternative embodiment of the present invention, the power mechanism 2 includes, in addition to the same components as in the previous embodiment: a stabilizing frame 201, a stabilizing screw 202, a bevel gear 203, an A-shaped shaft 204, a cutting blade 205, a locking wrench 206, a scale adjusting wrench 207, a locking female screw 208, an extension shaft 209, a nut 210, a bearing 211 and a screw 212; the stabilizing frame 201 is arranged in the blocking cover 104, the lower end of the stabilizing frame 201 is rotatably arranged in a groove on the shell 101, and the blocking cover 104 is arranged outside the stabilizing frame 201; the stabilizing screw 202 is installed and detached according to the use state, the stabilizing screw 202 is installed to penetrate through a round hole in the blocking cover 104 and a round hole in the stabilizing frame 201, and the stabilizing screw is fixedly installed on the shell 101 after rotating; the bevel gear 203 is meshed with a bevel gear on the motor 103; the A-shaped shaft 204 is rotatably arranged on the stabilizing frame 201, and one end of the A-shaped shaft 204 is fixedly connected with one end of the bevel gear 203; the cutting blade 205 is movably mounted on the extension shaft 209; the locking nut screw 208 is loosened and locked through the locking wrench 206, and the locking wrench 206 is an external tool; the scale adjusting wrench 207 is responsible for rotating the screw 212 and adjusting the overall length of the extension shaft 209 and the A-shaped shaft 204, and the scale adjusting wrench 207 is an external tool; the locking nut screw 208 is responsible for pressing the cutting blade 205 or the base 301 to be fixed with the extension shaft 209 respectively; the extension shaft 209 is slidably mounted inside the a-shaft 204; a screw 212 is arranged in a circular hole in the middle of the extension shaft 209, a nut 210 is in sliding contact with and clamped at one end of the extension shaft 209 close to the bevel gear 203, and the nut 210 moves towards the direction of the cutting blade 205 or the opposite direction of the cutting blade 205 by rotating the screw 212 through a scale adjusting wrench 207, so that the extension shaft 209 is driven to move; the bearing 211 is rotatably arranged in the front inner part of the A-shaped shaft 204; one end of the screw 212 is mounted on the bearing 211, and the other end of the screw 212 passes through the nut 210 and the opening of the extension shaft 209 to be exposed; when the object is to be cut in a fixed direction, a locking wrench 206 is used for screwing a locking nut screw 208 off from an extension shaft 209, a cutting blade 205 is installed on the extension shaft 209, the locking nut screw 208 is pressed on the extension shaft 209 by using the locking wrench 206, the cutting blade 205 and the extension shaft 209 are compacted by the locking nut screw 208, a motor 103 is started to rotate a bevel gear 203, the bevel gear 203 drives the extension shaft 209 to rotate, the extension shaft 209 drives the cutting blade 205 to rotate so as to start cutting the object to be cut, when the object is to be cut into a circle, a stabilizing screw 202 is screwed off, the motor 103 is started, if the size of the circle to be cut is required to be changed, a scale adjusting wrench 207 is used for rotating a screw rod 212, and the screw rod 212 drives a nut 210 so that the total length of the extension shaft 209 and an A-type shaft 204 is lengthened or shortened, and then the circular slice or circular contour groove and hole can be cut.

In an alternative embodiment of the present invention, the switching mechanism 3 comprises, in addition to the same components as in the previous embodiment: base 301, card 302, card slot 303, sliding ring 304, slideway 305, screw thread 306, screw nut 307, clamp 308, sleeve adapter 309, drill bit 310 and outer sleeve 311; the base 301 and the extension shaft 209 are pressed and fixed through a locking nut screw 208; a plurality of cards 302 are rotatably mounted on a base 301; notches in the card slot 303 correspond to the plurality of cards 302; the sliding ring 304 is slidably mounted on the outer sleeve 311; the slide way 305 is fixedly arranged on the slide ring 304; one end of a screw thread 306 is rotatably arranged in the slideway 305, the other end of the screw thread 306 is rotatably arranged on a clamp 308, and the screw thread 306 is rotatably connected with a screw nut 307; the lead screw nut 307 is meshed with the inner gear ring of the outer sleeve 311; the clamp 308 is slidably arranged in the chute of the clamping groove 303; the socket adapter 309 is a peripheral tool; the drill bit 310 is a peripheral tool; the outer sleeve 311 is rotatably arranged outside the clamping groove 303; specifically, if a user wants to drill a hole or perhaps screw a bolt, the base 301 is installed on the extension shaft 209, the locking wrench 206 is used for rotating the locking nut screw 208 to press the base 301 tightly, then the card 302 is inserted into the slot 303 for fixing, when the user wants to loosen or tighten the screw, the sleeve conversion head 309 is inserted into the slot 303, the outer sleeve 311 is rotated, the inner gear ring of the outer sleeve 311 drives the lead screw nut 307 to rotate, the lead screw nut 307 drives the lead screw thread 306 to push the clamp 308 to move towards the inside of the slot 303, the sleeve is installed after the clamp 308 tightens the sleeve conversion head 309, and the motor 103 is started to rotate forwards and backwards to loosen or tighten the screw. When drilling is desired, the sleeve conversion head 309 is replaced with the drill 310.

The working principle is as follows:

when the invention works, peripheral tools are selected and installed according to the use function, if the east and west of people are required to be directionally cut, the locking wrench 206 is used for screwing the locking nut screw 208 off from the extending shaft 209, the cutting blade 205 is installed on the extending shaft 209, the locking wrench 206 is used for pressing the locking nut screw 208 on the extending shaft 209, the locking nut screw 208 is used for compacting the cutting blade 205 and the extending shaft 209, the motor 103 is started to drive the bevel gear 203 to rotate, the bevel gear 203 drives the extending shaft 209 to rotate, the extending shaft 209 drives the cutting blade 205 to rotate so as to start to cut the object to be cut, when the object is required to be cut into a circle, the stable screw 202 is screwed off, the motor 103 is started, if the size of the cut circle is required to be changed, the scale adjusting wrench 207 is used for rotating the screw rod 212, the screw rod 212 drives the nut 210 to enable the total length of the extending shaft 209 and the A-type shaft 204 to be lengthened or shortened, the circular slice or circular outline groove and hole can be cut, if a user wants to drill or perhaps screw a bolt, the base 301 is installed on the extension shaft 209, the locking wrench 206 is used for rotating the locking nut screw 208 to tightly press the base 301, then the card 302 is inserted into the clamping groove 303 to be fixed, when the user wants to loosen or tighten the screw, the sleeve conversion head 309 is inserted into the clamping groove 303, the outer sleeve 311 is rotated, the inner gear ring of the outer sleeve 311 drives the lead screw nut 307 to rotate, the lead screw nut 307 drives the lead screw thread 306 to push the clamp 308 to move towards the inside of the clamping groove 303, the sleeve is installed after the clamp 308 tightens the sleeve conversion head 309, and the motor 103 is started to rotate forwards and backwards to loosen or tighten the screw. When drilling is desired, the sleeve conversion head 309 is replaced with the drill 310.

Claims

1. A multi-function cutting tool, comprising: outer frame (1), power unit (2), shifter (3), outer frame (1) includes: the device comprises a shell (101), a battery (102), a motor (103) and a baffle cover (104); a blocking cover (104) is arranged at the upper end of the shell (101); the battery (102) is arranged in the lower end of the shell (101); the lower end of the motor (103) is arranged in the shell (101); a motor shaft of the motor (103) is provided with a bevel gear, the bevel gear is arranged in a blocking cover (104), and a part of parts of the power mechanism (2) are arranged in the blocking cover (104);

the power mechanism (2) is rotatably arranged in the outer frame (1), and the power mechanism (2) realizes power conversion of the equipment;

the switching mechanism (3) is movably arranged at the top of the power mechanism (2), and the switching mechanism (3) realizes the function switching of the equipment;

the power mechanism (2) comprises: the device comprises a stabilizing frame (201), a stabilizing screw (202), a bevel gear (203), an A-shaped shaft (204), a cutting blade (205), a locking wrench (206), a scale adjusting wrench (207), a locking nut screw (208), an extending shaft (209), a nut (210), a bearing (211) and a screw (212); the stabilizing frame (201) is arranged in the blocking cover (104), the lower end of the stabilizing frame (201) is rotatably arranged in a groove on the shell (101), and the blocking cover (104) is arranged on the outer side of the stabilizing frame (201); the stabilizing screw (202) is installed and detached according to the use state, the stabilizing screw (202) penetrates through a round hole in the blocking cover (104) and a round hole in the stabilizing frame (201) during installation, and the stabilizing screw is fixedly installed on the shell (101) after rotating; the bevel gear (203) is in meshed connection with a bevel gear on the motor (103); the A-shaped shaft (204) is rotatably arranged on the stabilizing frame (201), and one end of the A-shaped shaft (204) is fixedly connected with one end of the bevel gear (203); the cutting blade (205) is movably arranged on the extension shaft (209); the locking nut screw (208) is loosened and locked through the locking wrench (206), and the locking wrench (206) is an external tool; the scale adjusting wrench (207) is responsible for rotating the screw (212) and adjusting the total length of the extension shaft (209) and the A-shaped shaft (204), and the scale adjusting wrench (207) is an external tool; the locking nut screw (208) is responsible for pressing the cutting blade (205) or the base (301) to be fixed with the extension shaft (209) respectively; the extension shaft (209) is slidably arranged inside the A-shaped shaft (204); the screw (212) is arranged in a circular hole in the middle of the extension shaft (209), the nut (210) is in sliding contact with one end, close to the bevel gear (203), of the extension shaft (209) and clamped, the nut (210) is enabled to move towards the direction of the cutting blade (205) or towards the opposite direction of the cutting blade (205) by rotating the screw (212) through the scale adjusting wrench (207), and then the extension shaft (209) is driven to move; the bearing (211) is rotatably arranged in the front inner part of the A-shaped shaft (204); one end of the screw rod (212) is arranged on the bearing (211), and the other end of the screw rod (212) passes through the nut (210) and the opening of the extension shaft (209) to be exposed.

2. A multi-function cutting tool according to claim 1, characterized in that the conversion mechanism (3) comprises: the device comprises a base (301), a clamping piece (302), a clamping groove (303), a sliding ring (304), a sliding way (305), a screw thread (306), a screw nut (307), a clamp (308), a sleeve conversion head (309), a drill bit (310) and an outer sleeve (311); the base (301) and the extension shaft (209) are pressed and fixed through a lock nut screw (208); a plurality of cards (302) are rotatably arranged on the base (301); notches in the clamping grooves (303) correspond to the plurality of cards (302); the sliding ring (304) is slidably arranged on the outer sleeve (311); the slide way (305) is fixedly arranged on the slide ring (304); one end of a screw thread (306) is rotatably arranged in the slideway (305), the other end of the screw thread (306) is rotatably arranged on the clamp (308), and the screw thread (306) is rotatably connected with a screw nut (307); the lead screw nut (307) is meshed with an inner gear ring of the outer sleeve (311); the clamp (308) is slidably arranged in the chute of the clamping groove (303); the sleeve conversion head (309) is an external tool; the drill bit (310) is an external tool; the outer sleeve (311) is rotatably arranged outside the clamping groove (303).