CN217913171U - High-safety detachable type multipurpose cutting machine - Google Patents

Abstract

The utility model relates to a but multi-purpose cutting machine of high security split, it includes: the cutting device comprises a shell, a saw blade and a motor, wherein the saw blade and the motor are installed in a transmission manner, the motor is fixedly installed on the shell, and a holding handle is arranged on the shell; the safety plate is fixedly installed with the machine shell, and a first saw blade hole for the saw blade to penetrate through is formed in the position, corresponding to the position of the saw blade, of the safety plate; the base and the safety plate are detachably and rotatably arranged; and the clamping device is used for clamping and fixing the workpiece. The utility model discloses possess simultaneously as desk-top cutting machine and hand-held type cutting machine's function, enlarged cutting equipment's application range to have good security, make the operation that the operator can be more convenient, safe.

Description

High-safety detachable type multipurpose cutting machine

Technical Field

The utility model relates to an electric cutting machine technical field specifically is a but multi-purpose cutting machine of high security split.

Background

Present electric cutting machine mainly includes two kinds of forms of desk-top cutting machine and hand-held type cutting machine, desk-top cutting machine fixed mounting is in suitable position, can fix the work piece, reach the purpose of cutting the work piece through the cutting piece on the screwdown cutter, be convenient for be used for cutting metal pipe spare, mobilizable by the cutting piece such as angle steel, it is big to have power, efficient advantage, but it is difficult to cut the inconvenient work piece that removes or can not remove, if be used for cutting the reinforcing bar that ties up on the ground, to steel structure on the iron tower and repair etc. then, then need use hand-held type cutting machine this moment, but hand-held type cutting machine then can't the fixed work piece of centre gripping, also have the defect in the aspect such as power is little. It can be seen that both table type and hand-held type cutting machines have certain use limitations, and therefore, for professional processing companies or individuals, the table type cutting machines and the hand-held type cutting machines are usually equipped at the same time to deal with different processing conditions, which means that more efforts are needed to be spent on maintenance and management, and economic investment is increased.

Chinese patent CN216263759U discloses a multipurpose cutting machine with expandable platform, including base and frame, be equipped with driving motor in the frame, set up operation structure on driving motor and connect in the cutting piece of driving motor lateral part and base rotation relatively, the base is equipped with the cutting groove that supplies the cutting piece to pass through along length direction, the base is kept away from cutting groove one side and is equipped with the platform extension device with base swing joint, platform extension device includes the regulation structure with base swing joint and connects in the bearing structure who adjusts the structure tip, bearing structure's top and base upper surface are in the coplanar, bearing structure accessible is adjusted the relative base lateral part round trip movement of width direction along the base. The utility model discloses a regard as desk-top cutting machine promptly, can't realize the cutting of hand-held type.

SUMMERY OF THE UTILITY MODEL

The utility model provides a but high security split multi-purpose cutting machine to desk-top and hand-held type cutting machine uses limited, can't use in mixture and switches inconvenient scheduling technical problem among the solution prior art.

In order to solve the technical problem, the utility model provides a technical scheme does:

adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

the utility model relates to a but multi-purpose cutting machine of high security split, it includes:

the cutting device comprises a shell, a saw blade and a motor, wherein the saw blade and the motor are installed in a transmission manner, the motor is fixedly installed on the shell, and a holding handle is arranged on the shell;

the safety plate is fixedly installed with the machine shell, and a first saw blade hole for the saw blade to penetrate through is formed in the position, corresponding to the position of the saw blade, of the safety plate;

the base and the safety plate can be detachably and rotatably arranged;

and the clamping device is used for clamping and fixing the workpiece.

Preferably, the upper portion fixed mounting of saw bit has fixed protection casing, the activity protection casing is installed to the lower part of saw bit, fixed protection casing is semi-circular structure with the activity protection casing, the centre of a circle department swivelling joint of semicircular fixed protection casing and activity protection casing, the external diameter of activity protection casing is less than the internal diameter of fixed protection casing, the thickness of activity protection casing is less than the cavity width in the fixed protection casing, it has the drive block to bulge along the direction of radius on the outer wall of activity protection casing one end, the drive block is located the one end that the activity protection casing is close to base and safety plate junction. The utility model provides a movable protective cover is for adding man-hour automatic opening, and self-closing's design has improved this cutting device's security performance when stopping adding man-hour.

Preferably, the safety plate comprises a first plate and a second plate, the first plate is fixedly installed on the machine shell, the first plate and the base are detachably and rotatably installed, two parallel installation pins are fixedly arranged at two ends of the second plate respectively, first pin holes are formed in two sides of the first plate respectively and penetrate through the first pin holes, first fastening screws penetrate through the side portions of the first pin holes and are in threaded connection with the side portions of the first pin holes, the end portions of the first fastening screws tightly abut against the installation pins and are fixed, and first saw blade holes are formed between the first plate and the second plate. The setting of safety plate is in order to separate this cutting device's processing part and operation portion, improves the security to even if also be convenient for hand as desk-top cutting machine, set up the second plate then be for convenient change saw bit, relax first fastening screw when changing the saw bit, take off the second plate and can begin to change the saw bit, process convenient and fast.

Preferably, fixed protection casing on be equipped with the locking mechanical system of activity protection casing, locking mechanical system include stop pin, key seat and spring, the key seat sets up on the outer wall of fixed protection casing, the key seat middle part is equipped with the second pinhole of switching on fixed protection casing inside and outside, the stop pin is located the second pinhole, be equipped with spacing post on the lateral wall of stop pin, the terminal surface part of key seat inwards caves in and forms the locking trench, the position different with the locking trench on the key seat terminal surface inwards caves in and forms movable trench, the degree of caving in of locking trench is greater than movable trench, be equipped with the spring on the stop pin, the spring makes the stop pin have the motion trend to the inside motion of key seat always, be equipped with the locking hole on the activity protection casing, the size and the position in locking hole correspond with the stop pin. The locking hole is formed in the corresponding position of the movable protective cover, so that the movable protective cover can be locked and unlocked, if the movable protective cover is opened, the saw blade is exposed, the movable protective cover is located in the fixed protective cover, and then if the locking pin penetrates through the locking hole of the movable protective cover at the moment, the saw blade is always in an exposed state and can be used for cutting under a table type form.

Preferably, the safety plate is provided with a first hinge seat, and the machine shell is hinged with the safety plate through the first hinge seat; the safety plate is provided with an arc-shaped guide rail, the arc-shaped guide rail is provided with a first arc-shaped hole, the circle center of the first arc-shaped hole is the rotation center of the casing and the first hinged seat, the casing is rotatably provided with a locking rod, one end of the locking rod is provided with a first wrench buckle, and the other end of the locking rod is in threaded connection with a fixed protective cover which penetrates through the first arc-shaped hole and is arranged on the upper portion of the saw blade.

Preferably, the one end that the locking lever was kept away from first trigger is equipped with the internal thread, and fixed mounting has locking screw on the fixed protection casing, locking lever and locking screw threaded connection, orbital both sides face of arc respectively with casing and fixed protection casing contact, leave the space between locking lever and the fixed protection casing. Because the workpiece to be cut is thin or thick, the cutting depth needs to be controlled. The shell is rotated, the locking rod moves in the first arc-shaped hole, the distance of the saw blade protruding out of the lower portion of the safety plate is properly adjusted according to the thickness of the to-be-cut saw blade, and then the locking rod is screwed, so that the shell and the fixed protective cover tightly press two side faces of the arc-shaped track to complete locking.

Preferably, the clamping device comprises a fixed clamping plate and a movable clamping plate, the fixed clamping plate is rotatably mounted on the base, a second arc-shaped hole is formed in the fixed clamping plate, the circle center of the second arc-shaped hole is the rotation center of the fixed clamping plate and the base, a dial is arranged on the side portion of the second arc-shaped hole, a second pull buckle is arranged above the second arc-shaped hole, a screw is arranged in the middle of the second pull buckle, the screw in the middle of the second pull buckle penetrates through the second arc-shaped hole and is in threaded connection with the base, and the second pull buckle tightly presses the fixed clamping plate; the movable clamping plate is rotatably connected with a pin column, the pin column is rotatably connected with a screw rod, a screw rod seat is fixedly mounted on the base, the screw rod penetrates through the screw rod seat and is in threaded connection with the screw rod seat, a rotating handle is arranged at one end, far away from the movable clamping plate, of the screw rod, a guide hole is formed in the base along the length direction of the screw rod, the pin column is located in the guide hole, and a space for clamping a workpiece is formed between the fixed clamping plate and the movable clamping plate. Clamping device is mainly used the utility model relates to a during desk-top cutting machine for the centre gripping direction of control work piece, thereby surely go out the inclined plane of required angle at the work piece terminal surface, can adapt to multiple processing demand.

Preferably, be equipped with the articulated seat of second on the base, the articulated seat of second includes fixing base and roating seat, and fixing base fixed mounting is on the base, and the roating seat is articulated with the fixing base, and the safety plate passes through a plurality of detachable second fastening screw fixed connection with the roating seat, is equipped with the locating pin on the roating seat, be equipped with on the safety plate with locating pin complex third pinhole, the locating pin passes the third pinhole, the roating seat is kept away from one side of safety plate and is upwards protruding formation spacing portion. The cutting device and the safety plate can be taken down by taking down the second fastening screw, and the cutting device and the safety plate can be used as a handheld cutting machine at the moment; the limiting part can be used for preventing the cutting machine from rotating to pass through the head to cause danger.

Preferably, a fixed protective cover is arranged at the upper part of the saw blade, an iron scrap cabin cover is arranged at the outer side part of the fixed protective cover, an iron scrap cabin is formed between the iron scrap cabin cover and the fixed protective cover, an iron scrap hole is formed in the side part of the fixed protective cover at the side where the saw blade is screwed in, and the iron scrap hole is communicated with the inner cavity of the fixed protective cover and the iron scrap cabin; an observation window for observing the inside of the scrap iron cabin is arranged at the upper part of the scrap iron cabin cover, and glass or transparent plastic is arranged on the observation window. The iron fillings cabin is used for accomodating the iron fillings of cutting in man-hour, observes through the observation window whether the iron fillings cabin is filled with, then need open the iron fillings cabin and fall after filling with, has avoided the scene of ordinary cutting machine cutting work piece back one place iron fillings.

Preferably:

the utility model also comprises a 220V AC interface for energy supply; can be used for supplying energy when being used as a table type cutting machine.

The shell is provided with a battery pack mounting position; when the lithium battery pack installing position is used as a handheld cutting machine, the lithium battery pack can be installed at the battery pack installing position.

The holding handle comprises a first handle and a second handle, the second handle is positioned in front of the first handle, and the length direction of the second handle is vertical to the first handle; when the user uses the utility model, the first handle is held by one hand, the second handle is held by the other hand, so that the cutting operation can be performed in a better posture, and the utility model is in line with human engineering.

A second saw blade groove for the saw blade to pass through is formed in the position, corresponding to the position of the saw blade, of the base, an iron scrap baffle plate is arranged at the end part of the rotating-out side of the saw blade in the second saw blade groove, and side baffle plates which are turned over towards the saw blade direction are arranged on two sides of the iron scrap baffle plate; preventing iron chips from flying in disorder.

The motor is in transmission connection with the saw blade through a gear set arranged in the casing, a safety buckle is arranged on the casing in a sliding mode, one end of the safety buckle is clamped between teeth of the gear to limit rotation of the gear set, and the other end of the safety buckle is located outside the casing. When in use, the safety catch is pulled to release the gear, and then the work can be started; when not in use, the safety catch is pulled to clamp the gear, so that the safety is improved.

Adopt the technical scheme that the utility model relates to, compare with prior art, have following beneficial effect:

1. the utility model relates to a but high security split multi-purpose cutting machine possesses the function as desk-top cutting machine and hand-held type cutting machine simultaneously. Under the general condition the utility model discloses a desk-top cutting machine's structure can normally carry out desk-top cutting machine's cutting operation, when needs hand-held type cutting machine, takes off second fastening screw. Base and clamping device are unloaded, and cutting device can regard as hand-held type cutting machine to use with the safety plate is whole, the utility model discloses a cutting machine can accomplish the cutting operation of desk-top cutting machine and hand-held type cutting machine, has enlarged cutting equipment's application range, has saved equipment material and energy, also makes the cutting operation under the different environment of carrying on that the operator can be more convenient.

2. The utility model is provided with the safety plate, and the safety plate can separate the cutting area of the cutting device from the operation area no matter the utility model is used as a table type cutting machine or a handheld type cutting machine, thereby greatly improving the safety of the cutting operation and reaching the safety standard of the industry; the utility model discloses under the state of hand-held type cutting machine, the direction sliding plate of cutting plane work piece also can be regarded as to the safety plate, makes more convenient of cutting operation.

3. The utility model discloses be equipped with the drive block in the outside of activity protection casing, work the utility model relates to a during hand-held type cutting machine, need not to open the activity protection casing deliberately, only need remove this cutting machine to the work piece and accomplish until the cutting, the work piece supports behind the drive block activity protection casing alright autogiration and opens and do not influence the cutting, has further promoted the security.

4. The utility model discloses lateral part at fixed protection casing is equipped with the iron fillings cabin for collect iron fillings, avoided the situation of traditional cutting machine cutting operation back ground iron fillings, the clearance after the cutting of being convenient for.

5. The utility model discloses be furnished with adjustable cutting angle's clamping device for cut out the inclined plane of different angles, can adapt to multiple processing demand.

Drawings

Fig. 1 is a perspective view (one) of a high-safety detachable multipurpose cutter according to the present invention;

fig. 2 is a front view of a high safety detachable multipurpose cutter according to the present invention;

fig. 3 is a perspective view of the safety plate of the present invention;

FIG. 4 is a perspective view of the base and the clamping device of the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 1 at A;

FIG. 6 is a partial cross-sectional view taken at B-B of FIG. 2;

FIG. 7 is a partial cross-sectional view at C-C of FIG. 2;

fig. 8 is a perspective view (two) of the high-safety detachable multi-purpose cutting machine according to the present invention;

FIG. 9 is a perspective view of the iron chip hatch cover removed by the present invention;

fig. 10 is a schematic view of the present invention in a hand-held state.

In the figure: 1. a motor, 2, a fixed protective cover, 3, a locking mechanism, 31, a locking pin, 311, a limiting column, 32, a pin seat, 321, a locking slot position, 322, a movable slot position, 323, a second pin hole, 33, a spring, 4, a machine shell, 41, a first handle, 42, a second handle, 43, a battery pack installation position, 5, a safety plate, 51, a first plate member, 511, a first pin hole, 52, a second plate member, 521, an installation pin, 53, a first saw blade hole, 54, a first hinge seat, 55, a third pin hole, 56, a first fastening screw, 6, a second fastening screw, 7, a base, 71, a second saw blade hole, 72, an iron scrap baffle plate, 721 and a side baffle plate, 73, a guide hole, 74, a fixed seat, 75 a rotary seat, 751, a limiting part, 752, a positioning pin, 753, a screw hole, 8, a clamping device, 81, a specified clamping plate, 82, a movable clamping plate, 83, a pin column, 84, a screw rod, 85, a screw rod seat, 86, a rotary handle, 87, a second trigger, 88, a second arc-shaped hole, 9, a movable protective cover, 91, a locking hole, 92, a driving block, 10, a first trigger, 11, an arc-shaped guide rail, 111, a first arc-shaped hole, 12, a locking screw, 13, an iron chip cabin cover, 131, an observation window, 14, an iron chip cabin, 141, an iron chip hole, 15, a workpiece, 16, a safety catch, 17, a locking rod, 18 and a saw blade.

Detailed Description

For further understanding of the present invention, the detailed description of the present invention is given in conjunction with the following embodiments, which are provided to illustrate the present invention but not to limit the scope of the present invention.

Referring to fig. 1 to 10, the present invention relates to a detachable multipurpose cutting machine with high safety, which comprises:

the cutting device comprises a machine shell 4, a saw blade 18 and a motor 1, wherein the saw blade 18 and the motor 1 are installed in a transmission manner, the motor 1 is fixedly installed on the machine shell 4, and a holding handle is arranged on the machine shell 4;

the safety plate 5 is fixedly arranged with the machine shell 4, and a first saw blade hole 53 for the saw blade 18 to pass through is formed in the position, corresponding to the position of the saw blade 18, of the safety plate 5;

the base 7, the base 7 and the safety plate 5 are detachably and rotatably arranged;

and the clamping device 8 is used for clamping and fixing the workpiece.

Referring to fig. 1-2 and 8-10, in this embodiment, a fixed shield 2 is fixedly mounted on an upper portion of a saw blade 18, a movable shield 9 is mounted on a lower portion of the saw blade 18, the fixed shield 2 and the movable shield 9 are both in a semicircular structure, the semicircular fixed shield 2 is rotatably connected with a circle center of the movable shield 9, an outer diameter of the movable shield 9 is smaller than an inner diameter of the fixed shield 2, and a thickness of the movable shield 9 is smaller than a width of a cavity in the fixed shield 2, so that the movable shield can be screwed into or out of the fixed shield; referring to fig. 10, a driving block 92 protrudes from an outer wall of one end of the movable hood 9 along a radius direction, and the driving block 92 is located at one end of the movable hood 9 near a connection position of the base 7 and the safety plate 5. The utility model provides a movable protection casing 9 is for adding man-hour automatic opening, and self-closing's design has improved this cutting device's security performance when stopping to add man-hour.

Referring to fig. 1 and 3, the safety plate 5 includes a first plate 51 and a second plate 52, the first plate 51 is fixedly mounted to the housing 4, the first plate 51 is detachably and rotatably mounted to the base 7, two parallel mounting pins 521 are respectively fixed to two ends of the second plate 52, first pin holes 511 are respectively formed in two sides of the first plate 51, the mounting pins 521 pass through the first pin holes 511, first fastening screws 56 pass through lateral portions of the first pin holes 511, the first fastening screws 56 are in threaded connection with lateral portions of the first pin holes 511, end portions of the first fastening screws 56 are fastened to the mounting pins 521, and first saw blade holes 53 are formed between the first plate 51 and the second plate 52. The safety plate 5 is set to separate a processing part from an operating part of the cutting device, so that safety is improved, the cutting device can be conveniently used as a handheld cutting machine and a table-type cutting machine, the second plate 52 is arranged to facilitate replacement of a saw blade, the first fastening screw 56 is loosened when the saw blade is replaced, the second plate 52 can be taken down by pulling out the mounting pin 521, the saw blade can be replaced at the moment, and the process is convenient and fast.

Referring to fig. 1 and 5 to 6, a locking mechanism 3 of a movable shield 9 is disposed on a fixed shield 2, the locking mechanism 3 includes a locking pin 31, a pin seat 32 and a spring 33, the pin seat 32 is disposed on an outer wall of the fixed shield 2, a second pin hole 323 communicating with the inside and the outside of the fixed shield 2 is disposed in the middle of the pin seat 32, the locking pin 31 is disposed in the second pin hole 323, a limiting post 311 is disposed on a side wall of the locking pin 31, an end surface portion of the pin seat 32 is recessed inward to form a locking slot 321, a portion of the end surface of the pin seat 2, which is different from the locking slot 321, is recessed inward to form a movable slot 322, the recessed degree of the locking slot 321 is greater than the movable slot 322, the locking pin 31 is disposed with the spring 33, the spring 33 always tends to move toward the inside of the pin seat 2, in this embodiment, the spring 33 is disposed on the locking pin 31, two ends of the spring 33 are respectively fixedly connected to the locking pin 31 and the pin seat 32, the spring is always in a stretched state, the movable shield 9 is disposed with the locking hole 91, and the size and the position of the locking hole 91 corresponds to the locking pin 31. The locking and loosening of the movable protective cover can be realized by arranging the locking hole at the corresponding position of the movable protective cover, the movable protective cover is opened to expose the saw blade as required, the movable protective cover is rotated to be positioned in the fixed protective cover, the locking hole is aligned with the second pin hole in the pin seat, the locking pin 31 is rotated, the limiting column 311 is clamped into the locking slot position 321 under the action of the spring, the locking pin 31 penetrates through the locking hole 91 to fix the movable protective cover 9 at the moment, the saw blade is always in an exposed state and can be used for cutting under a table type form, and the safety plate is blocked between the operation space and the processing space, so that the cutting equipment can also be ensured to have good safety performance.

Referring to fig. 1 to 3 and 7, a first hinge seat 54 is disposed on the safety plate 5, and the housing 5 is hinged to the safety plate 5 through the first hinge seat 54; be equipped with arc guide rail 11 on the safety plate 5, be equipped with first arc hole 111 on the arc guide rail 11, the centre of a circle of first arc hole 111 is the center of rotation of casing 4 and first articulated seat 54, and rotary installation has locking lever 17 on casing 4, and the one end of locking lever 17 is equipped with first trigger 10, and the other end of locking lever 17 with pass first arc hole 111 and with the fixed protection casing threaded connection on saw bit upper portion. In this embodiment, an internal thread is disposed at an end of the locking lever 17 away from the first trigger 10, a locking screw 12 is fixedly mounted on the fixed shield 2, the locking lever 17 is in threaded connection with the locking screw 12, two side surfaces of the arc-shaped rail 11 are respectively in contact with the housing 4 and the fixed shield 2, and a gap is left between the locking lever 17 and the fixed shield 2. Because the workpiece to be cut is thin or thick, the cutting depth needs to be controlled. Upwards or downwards rotating the casing 4 through the first hinge seat 54, moving the locking rod 17 in the first arc-shaped hole 111, properly adjusting the distance of the saw blade 18 protruding below the safety plate 5 according to the thickness of the required cut, and screwing the locking rod 17 through the first trigger 10 to tightly press the two side faces of the arc-shaped track 11 with the casing 4 and the fixed protective cover 2 to finish fixing.

Referring to fig. 1 to 4, the clamping device 8 includes a fixed clamp plate 81 and a movable clamp plate 82, the fixed clamp plate 81 is rotatably mounted on the base 7, a second arc hole 88 is formed in the fixed clamp plate 81, a center of the second arc hole 88 is a rotation center of the fixed clamp plate 81 and the base 7, a dial is disposed on a lateral portion of the second arc hole 88, a second trigger 87 is disposed above the second arc hole 88, a screw is disposed in the middle of the second trigger 87, the screw in the middle of the second trigger 87 passes through the second arc hole 88 and is in threaded connection with the base 7, and the second trigger 87 tightly presses the fixed clamp plate 81; the movable clamping plate 82 is rotatably connected with a pin 83, the pin 83 is rotatably connected with a screw 84, the base 7 is fixedly provided with a screw seat 85, the screw 84 penetrates through the screw seat 85 and is in threaded connection with the screw seat 85, a rotating handle 86 is arranged at one end, far away from the movable clamping plate 82, of the screw 84, the base 7 is provided with a guide hole 73 along the length direction of the screw, the pin 83 is located in the guide hole 73, and a space for clamping a workpiece is formed between the fixed clamping plate 81 and the movable clamping plate 82. Clamping device is mainly in the utility model relates to a during desk-top cutting machine for the centre gripping direction of control work piece adds man-hour and according to the rotatory solid fixed splint 81 of processing needs to suitable angle, screws the second through the calibrated scale and pulls detain 87 fixed after confirming, puts into the work piece after rotate twist grip 86 make movable clamp plate 82 remove and sticis the work piece to solid fixed splint 81, thereby surely go out the inclined plane of required angle at the workpiece end face, can adapt to multiple processing demand.

Be equipped with the articulated seat of second on base 7, the articulated seat of second includes fixing base 74 and roating seat 75, fixing base 74 fixed mounting is on base 7, roating seat 75 is articulated with fixing base 74, safety plate 5 passes through 4 detachable second fastening screw 6 fixed connection with roating seat 75, 4 screw holes 753 that shape array was arranged above roating seat 75 in 4 corresponding picture of 4 second fastening screw 6, be equipped with locating pin 752 on the roating seat 75, be equipped with on the safety plate 5 with locating pin 752 complex third pinhole 55, locating pin 752 passes third pinhole 55, one side that safety plate 5 was kept away from to roating seat 75 is upwards protruding to form spacing portion 751. The cutting device and the safety plate 5 can be taken down by taking down the second fastening screw 6, and the cutting device can be used as a handheld cutting machine at the moment; the limiting portion 751 is used for preventing the cutting machine from rotating over the head to cause danger.

Referring to fig. 8 to 9, an iron scrap cabin cover 13 is installed at an outer side portion of the fixed protective cover 2, an iron scrap cabin 14 is formed between the iron scrap cabin cover 13 and the fixed protective cover 2, an iron scrap hole 141 is formed at a side portion of the fixed protective cover 2 where the saw blade is screwed in, and the iron scrap hole 141 communicates an inner cavity of the fixed protective cover 2 with the iron scrap cabin 14; an observation window 131 for observing the inside of the iron chip cabin is arranged at the upper part of the iron chip cabin cover 13, and a layer of glass is sealed on the observation window 131. Iron fillings cabin 14 is used for accomodating the iron fillings of cutting during processing, observes through observation window 131 whether the iron fillings cabin is filled with, then need open the iron fillings cabin and fall iron fillings after filling with, has avoided the scene of iron fillings behind the conventional cutting machine cutting work piece.

Referring to fig. 1 to 4, the grip handle includes a first handle 41 and a second handle 42, the second handle 42 is located in front of the first handle 41, the second handle 42 is perpendicular to the first handle 41, and when the user uses the device, the user can hold the first handle 41 with one hand and the second handle 42 with the other hand, so that the user can perform a cutting operation in a better posture, which is in line with human engineering. The base 7 is provided with a second saw blade groove 71 for the saw blade to pass through at a position corresponding to the position of the saw blade 18, the end part of the saw blade screwing-out side of the second saw blade groove 71 is provided with an iron scrap baffle plate 72, and two sides of the iron scrap baffle plate 72 are provided with side baffle plates 721 turned over towards the saw blade direction for preventing iron scrap from flying in disorder. The motor 1 is in transmission connection with the saw blade 18 through a gear set arranged in the machine shell 4, a safety catch 16 is arranged on the machine shell 4 in a sliding mode, one end of the safety catch 16 is clamped between teeth of the gear set to limit rotation of the gear set, and the other end of the safety catch 16 is located outside the machine shell 4. When the safety catch 16 is pushed to release the gear, the work can be started, and when the safety catch 16 is not used, the gear is clamped by the safety catch, so that the safety is improved.

The cutting machine related to the embodiment is provided with a 220V alternating current interface for supplying energy, and can be used for supplying energy when being used as a table type cutting machine; the casing 4 is also provided with a battery pack installation position 43, and a lithium battery pack can be installed at the battery pack installation position 43 when the handheld cutting machine is used.

The utility model relates to a but high security split multi-purpose cutting machine possesses the function as desk-top cutting machine and hand-held type cutting machine simultaneously. Under general conditions, the utility model is a structural style of a bench cutting machine, and can normally carry out the cutting operation of the bench cutting machine; when the cutting device is required to be used as a handheld cutting machine, the cutting device and the safety plate 5 can be removed to be used as the handheld cutting machine by removing 4 second fastening screws 6; referring to fig. 10, the movable protective cover 9 does not need to be opened intentionally during cutting, and the cutting machine is only required to be moved to the workpiece 15 (i.e. the movable protective cover 9 moves leftwards in fig. 10), the movable protective cover 9 can be automatically rotated and opened for cutting after the workpiece 15 abuts against the driving block 92, the movable protective cover 9 is automatically rotated and closed to return to the initial state after the cutting is finished, and the safety during operation is further improved. The utility model discloses a cutting machine can accomplish the cutting operation of desk-top cutting machine and hand-held type cutting machine, has enlarged cutting equipment's application range, has saved equipment material and energy, also makes the cutting operation that carries out under the different environment that the operator can be more convenient, safe.

The present invention has been described in detail with reference to the embodiments, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims (10)

1. A high-safety detachable multipurpose cutting machine is characterized by comprising:

the cutting device comprises a machine shell, a saw blade and a motor, wherein the saw blade and the motor are installed in a transmission manner;

the safety plate is fixedly installed with the machine shell, and a first saw blade hole for the saw blade to penetrate through is formed in the position, corresponding to the position of the saw blade, of the safety plate;

the base and the safety plate can be detachably and rotatably arranged;

and the clamping device is used for clamping and fixing the workpiece.

2. The high-safety detachable multipurpose cutter according to claim 1, wherein: the upper portion fixed mounting of saw bit has fixed protection casing, the activity protection casing is installed to the lower part of saw bit, fixed protection casing is semi-circular structure with the activity protection casing, the fixed protection casing of semicircular is located swivelling joint with the centre of a circle of activity protection casing, the external diameter of activity protection casing is less than the internal diameter of fixed protection casing, the thickness of activity protection casing is less than the cavity width in the fixed protection casing, it has the drive block to bulge along the direction of radius on the outer wall of activity protection casing one end, the drive block is located the one end that the activity protection casing is close to base and safety plate junction.

3. The high-safety detachable multipurpose cutter according to claim 1, wherein: the safety plate comprises a first plate and a second plate, the first plate is fixedly installed with a casing, the first plate and the base are detachably installed in a rotating mode, two ends of the second plate are respectively fixedly provided with two parallel installation pins, two sides of the first plate are respectively provided with a first pin hole, the installation pins penetrate into the first pin holes, the side portions of the first pin holes penetrate through first fastening screws, the first fastening screws are in threaded connection with the side portions of the first pin holes, the end portions of the first fastening screws tightly abut against the installation pins to be fixed, and first saw blade holes are formed between the first plate and the second plate.

4. The high security detachable type multipurpose cutter according to claim 2, wherein: fixed protection casing on be equipped with the locking mechanical system of activity protection casing, locking mechanical system include the stop pin, key seat and spring, the key seat sets up on the outer wall of fixed protection casing, the key seat middle part is equipped with the second pinhole inside and outside the fixed protection casing of switch-on, the stop pin is located the second pinhole, be equipped with spacing post on the lateral wall of stop pin, the terminal surface part of key seat is inwards sunken to form the locking trench, the inside sunken movable trench that forms in position different with the locking trench on the key seat terminal surface, the sunken degree of locking trench is greater than the movable trench, be equipped with the spring on the stop pin, the spring makes the stop pin always have the motion trend to the inside motion of key seat, be equipped with the locking hole on the activity protection casing, the size and the position in locking hole correspond with the stop pin.

5. The high-safety detachable multipurpose cutter according to claim 1, wherein: the safety plate is provided with a first hinge seat, and the shell is hinged with the safety plate through the first hinge seat; the safety plate is provided with an arc-shaped guide rail, the arc-shaped guide rail is provided with a first arc-shaped hole, the circle center of the first arc-shaped hole is the rotation center of the casing and the first hinged seat, the casing is rotatably provided with a locking rod, one end of the locking rod is provided with a first wrench buckle, and the other end of the locking rod is in threaded connection with a fixed protective cover which penetrates through the first arc-shaped hole and is arranged on the upper portion of the saw blade.

6. The high-safety detachable multipurpose cutter according to claim 5, wherein: the one end that the locking lever kept away from first spanner detains is equipped with the internal thread, and fixed mounting has the locking screw on the fixed protection casing, locking lever and locking screw threaded connection, and the orbital both sides face of arc contacts with casing and fixed protection casing respectively, leaves the space between locking lever and the fixed protection casing.

7. The high security detachable type multipurpose cutter according to claim 1, wherein: the clamping device comprises a fixed clamping plate and a movable clamping plate, the fixed clamping plate is rotatably mounted on the base, a second arc-shaped hole is formed in the fixed clamping plate, the circle center of the second arc-shaped hole is the rotating center of the fixed clamping plate and the base, a dial is arranged on the side portion of the second arc-shaped hole, a second pulling buckle is arranged above the second arc-shaped hole, a screw is arranged in the middle of the second pulling buckle, the screw in the middle of the second pulling buckle penetrates through the second arc-shaped hole and is in threaded connection with the base, and the second pulling buckle tightly presses the fixed clamping plate; the movable clamping plate is rotatably connected with a pin column, the pin column is rotatably connected with a screw rod, a screw rod seat is fixedly mounted on the base, the screw rod penetrates through the screw rod seat and is in threaded connection with the screw rod seat, a rotating handle is arranged at one end, far away from the movable clamping plate, of the screw rod, a guide hole is formed in the base along the length direction of the screw rod, the pin column is located in the guide hole, and a space for clamping a workpiece is formed between the fixed clamping plate and the movable clamping plate.

8. The high security detachable type multipurpose cutter according to claim 1, wherein: be equipped with the articulated seat of second on the base, the articulated seat of second includes fixing base and roating seat, and fixing base fixed mounting is on the base, and the roating seat is articulated with the fixing base, and the safety plate passes through a plurality of detachable second fastening screw fixed connection with the roating seat, is equipped with the locating pin on the roating seat, be equipped with on the safety plate with locating pin complex third pinhole, the locating pin passes the third pinhole, one side that the safety plate was kept away from to the roating seat is upwards protruding to form spacing portion.

9. The high-safety detachable multipurpose cutter according to claim 1, wherein: the upper part of the saw blade is provided with a fixed protective cover, the outer side part of the fixed protective cover is provided with an iron chip cabin cover, an iron chip cabin is formed between the iron chip cabin cover and the fixed protective cover, the side part of the fixed protective cover on the side where the saw blade is screwed in is provided with an iron chip hole, and the iron chip hole is communicated with the inner cavity of the fixed protective cover and the iron chip cabin; an observation window for observing the interior of the scrap iron cabin is arranged at the upper part of the scrap iron cabin cover, and glass or transparent plastic is arranged on the observation window.

10. The high security detachable type multipurpose cutter according to claim 1, wherein:

it also includes 220V AC interface for power supply;

the shell is provided with a battery pack mounting position;

the holding handle comprises a first handle and a second handle, the second handle is positioned in front of the first handle, and the length direction of the second handle is vertical to the first handle;

a second saw blade groove for the saw blade to pass through is formed in the position, corresponding to the position of the saw blade, of the base, an iron scrap baffle is arranged at the end part of the rotating-out side of the saw blade in the second saw blade groove, and side baffles turned over towards the saw blade direction are arranged on two sides of the iron scrap baffle;

the motor is in transmission connection with the saw blade through a gear set arranged in the shell, a safety buckle is arranged on the shell in a sliding mode, one end of the safety buckle is clamped between teeth of the gear set to limit rotation of the gear set, and the other end of the safety buckle is located outside the shell.

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