阅读说明：本技术 一种高安全性电刨 (High-safety electric planer ) 是由 阮居丽 蒋王剑 于 2021-09-07 设计创作，主要内容包括：本发明公开了一种高安全性电刨,包括机壳、刨刀、风扇及风道,所述机壳底部设有若干用于检测工件上铁质材质的检测杆,所述检测杆通过连接板连接有标记杆,所述标记杆上设有第一弹簧,所述第一弹簧分别顶靠连接板及机壳；所述刨刀两侧对称设有滑块,所述机壳上设有与滑块相配合的锁定装置用于锁定滑块,所述机壳上设有与连接板相配合的接触模块,所述接触模块与锁定装置相连用于触发锁定装置上的电磁铁,本发明提供了一种高安全性电刨,大大提升了刨刀的使用寿命,提升了刨刀在使用过程中的安全性,并且提升了加工效率。(The invention discloses a high-safety electric planer which comprises a machine shell, a planer tool, a fan and an air channel, wherein a plurality of detection rods used for detecting iron materials on a workpiece are arranged at the bottom of the machine shell, the detection rods are connected with mark rods through connecting plates, first springs are arranged on the mark rods, and the first springs are respectively abutted against the connecting plates and the machine shell; the invention provides a high-safety electric planer, which is characterized in that sliding blocks are symmetrically arranged on two sides of a planer tool, a locking device matched with the sliding blocks is arranged on a machine shell and used for locking the sliding blocks, a contact module matched with a connecting plate is arranged on the machine shell, and the contact module is connected with the locking device and used for triggering an electromagnet on the locking device.)

1. The utility model provides a high security electric planer, includes casing (1), planer tool (2), fan (3), wind channel (4) and handle (5), its characterized in that: the detection device is characterized in that a plurality of detection rods (11) used for detecting iron materials on workpieces are arranged at the bottom of the machine shell (1), the detection rods (11) are connected with mark rods (13) through connecting plates (12), first springs (14) are arranged on the mark rods (13), and the first springs (14) respectively abut against the connecting plates (12) and the machine shell (1);

planer tool (2) bilateral symmetry is equipped with slider (6), be equipped with on casing (1) and be used for locking the slider with slider (6) matched with locking device, be equipped with on casing (1) with connecting plate (12) matched with contact module, contact module links to each other with locking device and is used for triggering electro-magnet (7) on the locking device.

2. The electric planer of claim 1, wherein: the contact module comprises a first contact piece (15) and a second contact piece (16), the first contact piece (15) and the second contact piece (16) are arranged above the connecting plate (12), and the first contact piece (15) and the second contact piece (16) are connected with the electromagnet (7) through cables.

3. The electric planer of claim 1, wherein: the locking device comprises an electromagnet (7) arranged on the casing (1) and a magnetic suction block (21) matched with the electromagnet (7), wherein a locking block (22) is arranged on the magnetic suction block (21), the locking block (22) is provided with a first long groove (23), a first inclined surface (24) matched with the sliding block (6) is arranged on the locking block (22), a sliding rod (25) is arranged on the magnetic suction block (21), and a second spring (26) is arranged between the magnetic suction block (21) and the casing (1).

4. A high safety electric planer according to claim 3 wherein: be equipped with main shaft (8) on planer tool (2), main shaft (8) both sides are located in slider (6), cooperate with first elongated slot (23) behind slider (6) is worn to establish in main shaft (8), be equipped with on slider (6) with first inclined plane (24) matched with second inclined plane (27).

5. The electric planer of claim 1, wherein: the sliding block (6) is provided with sliding bosses (28) on two sides, and the casing (1) is provided with guide rails (29) matched with the sliding bosses (28).

6. The electric planer of claim 1, wherein: be equipped with on casing (1) and wind channel (4) matched with commentaries on classics board (31), it locates on casing (1) to change board (31) and rotate through pivot (32), be equipped with first connecting rod (33) on pivot (32), first connecting rod (33) one end links to each other with pivot (32), and the other end is equipped with commentaries on classics round pin (34), is close to be equipped with on commentaries on classics board (31) one side locking piece (22) and changes round pin (34) matched with second connecting rod (35), be equipped with on second connecting rod (35) with commentaries on classics round pin (34) matched with second cell body (36).

7. The electric planer of claim 6, wherein: the air duct is characterized in that a movable plate (41) matched with the air duct (4) is arranged on the rotating plate (31), a pull rope (42) is fixedly arranged on the movable plate (41), and the pull rope (42) is connected with the sliding block (6) after penetrating through the rotating plate (31).

8. The electric planer of claim 7, wherein: guide plates (43) matched with the pull ropes (42) are arranged on two sides of the machine shell (1), and sleeves (44) are arranged between the guide plates (43) and the rotating plate (31).

Technical Field

The invention relates to the technical field of electric planers, in particular to a high-safety electric planer.

Background

The electric planer is an electric tool for processing wood, is a hand-held electric tool for planing operation by driving a planer tool through a transmission belt by a single-phase series motor, and has the characteristics of high production efficiency, flat and smooth planing surface and the like. The existing electric planer is usually used by being held by hand in the using process, materials required to be processed are various, and people gradually apply the electric planer to household life and production. However, in many processing materials, it is usually necessary to process some wood boards and wood strips detached from old houses, etc., because such wood boards are used, iron nails and iron sheets remain in the wood boards, and the electric planer cannot be distinguished by naked eyes in the planing process, when the planer tool contacts with such residual iron nails or iron sheets during the machining of the electric planer, the planer tool is damaged, and the broken tool is splashed seriously, which causes industrial accidents.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides the electric planer with high safety.

In order to solve the technical problems, the invention is solved by the following technical scheme: a high-safety electric planer is composed of casing, planer tool, fan and air channel.

In the above scheme, preferably, the bottom of the casing is provided with a plurality of detection rods for detecting iron materials on the workpiece, the detection rods are connected with the marking rods through the connecting plate, the marking rods are provided with first springs, and the first springs respectively abut against the connecting plate and the casing; planer tool bilateral symmetry is equipped with the slider, be equipped with on the casing and be used for locking the slider with slider matched with locking device, be equipped with on the casing with connecting plate matched with contact module, contact module links to each other with locking device and is used for triggering the electro-magnet on the locking device, and its beneficial effect lies in: the utility model provides a detection device to iron metal in the work piece makes the electric planer can unblock planer tool after detecting iron metal.

In the above-mentioned scheme, it is preferred, the contact module includes first contact piece and second contact piece, the connecting plate top is located to first contact piece and second contact piece, first contact piece and second contact piece pass through the cable and link to each other with the electro-magnet, and its beneficial effect lies in: an electrifying loop of the electromagnet is provided, so that the connection plate can control the electrification and the disconnection of the electrifying loop.

In the above scheme, it is preferred, locking device including locate the electro-magnet on the casing and inhale the piece with electro-magnet matched with magnetism, be equipped with the locking piece on the piece is inhaled to magnetism, the locking piece is equipped with first elongated slot, be equipped with on the locking piece with slider matched with first inclined plane, be equipped with the slide bar on the piece is inhaled to magnetism, be equipped with the second spring between piece and the casing is inhaled to magnetism, its beneficial effect lies in: a matching mode of the locking block and the sliding block is provided, so that the locking block can lock or unlock the sliding block.

In the above scheme, it is preferred, be equipped with the main shaft on the planer tool, the main shaft both sides are located to the slider, the main shaft wear to establish behind the slider with first elongated slot cooperate, be equipped with on the slider with first inclined plane matched with second inclined plane, its beneficial effect lies in: a specific structure of a slider is provided, so that the slider can slide longitudinally on a machine shell without deviation.

In the above scheme, it is preferred, the slider both sides are equipped with the slip boss, be equipped with on the casing with slip boss matched with guide rail, its beneficial effect lies in: a positioning structure of a slider on a chassis is provided.

In the above scheme, it is preferred, be equipped with on the casing and change the board with wind channel matched with, it rotates through the pivot and locates on the casing to change the board, be equipped with first connecting rod in the pivot, first connecting rod one end links to each other with the pivot, and the other end is equipped with the commentaries on classics round pin, is close to be equipped with on the locking piece of commentaries on classics board one side and changes round pin matched with second connecting rod, be equipped with on the second connecting rod and change round pin matched with second cell body, its beneficial effect lies in: a locking block driven rotating plate is provided to allow for rotatable engagement between the rotating plate and the air duct.

In the above-mentioned scheme, it is preferred, be equipped with the movable plate that matches with the wind channel on the commentaries on classics board, the stay cord has set firmly on the movable plate, the stay cord is worn to establish and is linked to each other with the slider after the commentaries on classics board, and its beneficial effect lies in: a movable plate driven by wind energy is provided, and the movable plate can lift the sliding block after the sliding block is unlocked by the wind energy.

Among the above-mentioned scheme, preferred, the casing both sides are equipped with the baffle with stay cord matched with, be equipped with the sleeve pipe between baffle and commentaries on classics board, its beneficial effect lies in: a positioning sleeve for a pull rope is provided, so that the pull rope does not change the distance of the pull rope along with the rotation of a rotating plate when the rotating plate rotates.

The invention has the beneficial effects that: the invention provides a high-safety electric planer, which greatly prolongs the service life of a planer tool, improves the safety of the planer tool in the using process and improves the processing efficiency.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic rear view of the present invention.

Fig. 3 is a partial sectional structural schematic view of the present invention.

FIG. 4 is a schematic cross-sectional view of the present invention.

Fig. 5 is a schematic view of a partial explosion structure of the present invention.

FIG. 6 is a schematic view of a slider structure according to the present invention.

FIG. 7 is a schematic view of the internal structure of the present invention.

FIG. 8 is a schematic view of the structure of the detection rod of the present invention.

Fig. 9 is a schematic structural diagram of embodiment 2 of the present invention.

Detailed Description

The invention is described in further detail below with reference to the following detailed description and accompanying drawings: see fig. 1-9.

Example 1: the utility model provides a high security electric planer, includes casing 1, planer tool 2, fan 3, wind channel 4 and handle 5, planer tool 2 and fan 3 all pass through motor drive, fan 3 is used for blowing out the saw-dust of planer tool 2 planing outside casing 1 through wind channel 4, and this is prior art.

Planer tool 2 is located on main shaft 8, 8 link to each other through slider 6 between penetrating planer tool 2 back and casing 1 of main shaft 8, 8 both sides of main shaft are located to slider 6, 8 one end of main shaft links to each other with the motor through the drive belt, be equipped with in the slider 6 with 8 matched with bearings of main shaft, 6 longitudinal sliding of slider locates on the casing 1 outer wall, 6 bilateral symmetry of slider are equipped with slip boss 28, be equipped with on the casing 1 outer wall with slip boss 28 matched with guide rail 29, guide rail 29 is L type guide rail, slip boss 28 card establish with the right angle inslot of L type guide rail, L type guide rail vertically sets firmly on casing 1 outer wall, and slider 6 can drive main shaft 8 longitudinal sliding on casing 1 promptly.

The portable planer is characterized in that a second inclined surface 27 is arranged on the sliding block 6, the second inclined surface 27 inclines downwards to one side away from the planer tool 2 due to self damage, a locking block 22 matched with the sliding block 6 is arranged on the machine shell 1, a magnetic absorption block 21 is fixedly arranged above the locking block 22, the locking block 22 is arranged on the side wall of the machine shell 1 in a sliding mode through a sliding rod 25, the sliding rod 25 is a hexagonal rod, a hexagonal hole matched with the hexagonal rod is formed in the side wall of the machine shell 1, namely the locking block 22 can only slide on the machine shell 1 through the sliding rod 25 and cannot rotate around the sliding rod 25, an electromagnet 7 matched with the magnetic absorption block 21 is arranged on the outer ring of the hexagonal hole, namely the locking block 22 can be absorbed by the electromagnet 7 through the magnetic absorption block 21, a second spring 26 is sleeved on the sliding rod 25, and two ends of the second spring 26 respectively abut against the side wall of the machine shell 1 and a combination surface of the magnetic absorption block 21 and the locking block 22.

The locking block 22 is provided with a first inclined surface 24 matched with the second inclined surface 27, the first inclined surface 24 inclines from top to bottom to the side close to the planer tool 2, the locking block 22 is provided with a first long groove 23 matched with the spindle 8, namely, the spindle 8 penetrates through the sliding block 6, the shaft end is arranged in the first long groove 23, when the electromagnet 7 adsorbs the magnetic absorption block 21, the first inclined surface 24 is completely attached to the second inclined surface 27, the spindle 8 is positioned at the lowest end of the first long groove 23, when the electromagnet 7 is powered off, the second spring 26 pushes the locking block 22 open, a certain gap is formed between the first inclined surface 24 and the second inclined surface 27, and at the moment, the sliding block 6 can drive the spindle 8 to slide upwards by a distance until the second inclined surface 27 is abutted against the first inclined surface 24 under the action of external force.

A detection device which is matched with the electromagnet 7 and can control the electromagnet 7 to be powered on and powered off is arranged on one side of the bottom in the machine shell 1, which is close to the planer tool 2, a plurality of groups of detection devices are axially arranged along the main shaft 8, each detection device comprises a detection rod 11, a strong magnetic block is arranged at the lower end of the detection rod 11, the upper end of the detection rod 11 is connected with a mark rod 13 through a connecting plate 12, the mark rod 13 is longitudinally arranged downwards, a sliding hole which is matched with the detection rod 11 and the mark rod 13 is arranged at the bottom of the machine shell 1, the sliding hole is arranged on a plastic plate 102, the plastic plate 102 is embedded on the machine shell 1, a first spring 14 is sleeved on the mark rod 13, two ends of the first spring 14 respectively abut against the inner bottom surface of the machine shell 1 and the connecting surface of the connecting plate 12 and the mark rod 13, one end of the mark rod 13 is fixedly arranged on the connecting plate 12, and the other end is downwards provided with a tip 101, the tip 101 is located in the bottom end face of the casing 1 when the detection rod 11 is not induced to the iron nail or the iron plate.

Be equipped with conductive sheet on the connecting plate 12 up end, be equipped with a plurality of groups contact module with conductive sheet matched with in the casing 1 bottom facial features, contact module includes first contact piece 15 and second contact piece 16, conductive sheet top is located to first contact piece 15 and second contact piece 16, and contacts with conductive sheet when the measuring stick 11 is out of work.

The adjacent two groups of contact modules are connected in series through cables, namely a first contact piece 15 is connected with a second contact piece 16 of the connected contact module, the outermost first contact piece 15 and the outermost second contact piece 16 are connected with the electromagnet 7 through cables, namely the contact modules are connected in series and then connected with the electromagnet 7, and when the first contact piece 15 and the second contact piece 16 of any contact module are not in contact with the conductive thin plate on the connecting plate 12, the electromagnet 7 is in a power-off state.

An air outlet 103 communicated with the air duct 4 is arranged on the outer wall of one side of the machine shell 1, a rotating plate 31 matched with the air outlet 103 is arranged on the outer wall of the machine shell 1, the rotating plate 31 is arranged on one side of the air outlet 103 through a rotating shaft 32, a first connecting rod 33 is arranged in the middle of the rotating shaft 32, one end of the first connecting rod 33 is fixedly arranged on the rotating shaft 32, the other end of the first connecting rod 33 is longitudinally provided with a rotating pin 34 after extending towards one side far away from the air outlet 103, a mounting rod 104 is arranged on the locking block 22 close to one side of the air outlet 103, a second connecting rod 35 is vertically extended towards the outer wall of the machine shell 1 through a mounting rod 104, the second connecting rod 35 is connected with the rotating pin 34 through a second groove body 36, the rotating pin 34 is arranged in the second groove body 36, the second groove body 36 is arranged at the end part of the second connecting rod 35, the second groove body 36 is a circular arc long groove, and the connecting line of the centers of the two ends is parallel to the outer side wall of the machine shell 1, the diameter of the circular arc is matched with that of the rotating pin 34, namely when the locking block 22 slides along the sliding rod 25, the second connecting rod 35 slides to enable the second groove body 36 to pull the rotating pin 34 to rotate around the rotating shaft 32, namely the rotating plate 31 rotates around the rotating shaft 32.

The rotating plate 31 is provided with a through hole, the end face of the rotating plate 31, far away from the air outlet 103, is provided with a movable plate 41 in a sliding manner, a pull rope 42 is fixedly arranged on the movable plate 41, one end of the pull rope 42 is fixed on the movable plate 41, the other end of the pull rope is connected with the sliding blocks 6 on two sides after penetrating through the rotating plate 31, the pull rope 42 is divided into a left pull rope and a right pull rope, the two pull ropes are identical except for different lengths, the outer walls on two sides of the casing 1 are provided with guide plates 43 for guiding the pull rope 42 to penetrate through, namely, the pull rope 42 is connected with the sliding blocks 6 after penetrating through the guide plates 43.

A sleeve 44 is disposed between the guide plate 43 and the rotating plate 31, the sleeve 44 is sleeved outside the pull rope 42, and two ends of the sleeve 44 are respectively fixedly connected with the guide plate 43 and the rotating plate 31, the sleeve 44 is a hose, the sleeve 44 is respectively a left sleeve and a right sleeve, and the rest arrangement and installation modes are the same except for different lengths, so that redundant description is omitted.

The method of using a high safety electric planer as described above: when the device is used, when an iron nail or an iron plate is arranged on a wood board, the strong magnet on the detection rod 11 induces the iron nail or the iron plate and then vertically slides downwards to drive the mark rod 13 to slide downwards, so that the tip 101 on the mark rod 13 marks a mark point on the wood board near the iron nail, meanwhile, the conductive thin plate on the connecting plate 12 is separated from the contact with the first contact piece 15 and the second contact piece 16, the power-on circuit of the electromagnet 7 is disconnected, namely, the electromagnet 7 is powered off, so that the locking block 22 slides towards the side far away from the electromagnet 7 under the action of the second spring 26, the first inclined plane 24 is separated from the contact with the second inclined plane 27, a gap is formed between the two inclined planes, the locking block 22 at the side close to the air outlet 103 simultaneously drives the second connecting rod 35 to slide, the second connecting rod 35 slides to enable the second groove body 36 to pull the rotating pin 34 to rotate around the rotating shaft 32, namely, the rotating plate 31 rotates around the rotating shaft 32 anticlockwise, so that the rotating plate 31 is attached to the air outlet 103, at this time, the wind power of the air outlet 103 blows the movable plate 41, the movable plate 41 is jacked up, the pull rope 42 is pulled to pull the slide block 6 upwards, and the slide block 6 is pulled to simultaneously drive the main shaft 8 and the planing tool 3 to be lifted upwards, so that the planing tool 3 is prevented from contacting with an iron nail or an iron plate.

Example 2: the difference between the embodiment and embodiment 1 is that an air bag 201 is arranged below the connecting plate 12, the air bag 201 is connected with a marking rod 13 through a hose 202, a through hole 203 communicated with the hose 202 is formed in the marking rod 13, a marking liquid is arranged in the air bag 201, the marking liquid is a dark liquid visible to human eyes, when the detecting rod 11 detects an iron nail or an iron plate and slides downwards, the connecting plate 12 compresses the air bag 201, the liquid in the air bag 201 is extruded into the through hole 203, and then the liquid is dripped onto a wood board through an apex 101.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.