CN111645155B

CN111645155B - Electric planer with simple force application

Info

Publication number: CN111645155B
Application number: CN202010681468.7A
Authority: CN
Inventors: 陈晓宁
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2022-01-04
Anticipated expiration: 2040-07-15
Also published as: CN111645155A

Abstract

The invention relates to the technical field of electric equipment and discloses an electric planer with simple force application, which comprises a planer body, wherein wood plates are contacted below the planer body, the planer body is symmetrically arranged, a handle is fixedly arranged at the top of the planer body, a front base plate is fixedly arranged on one side of the lower bottom surface of the planer body, and a rear base plate is fixedly arranged on the other side of the bottom of the planer body. This simple electric planer of application of force, handle through horizontal fixed mounting on the symmetry line, make the applied force divide into decurrent pressure and the thrust that advances on the symmetry line of organism, and the different structures that set up in both sides, left negative pressure pad receives behind the pressure deformation exhaust air, resume the adsorption affinity of breathing in the production, level and smooth when guaranteeing the initial section of equipment planing, the gravity on right side is heavier and at skewed tooth transmission pivoted carousel down, can polish when guaranteeing to shave, the plank of coming out is more level and smooth, and it keeps the parallel to shave at the end section, thereby guarantee the whole roughness to the plank planing.

Description

Electric planer with simple force application

Technical Field

The invention relates to the technical field of electric equipment, in particular to an electric planer with simple force application.

Background

The electric planer is a hand-held electric tool which uses a single-phase series motor to drive a planer tool through a transmission belt to carry out planing operation, has the characteristics of high production efficiency, flat and smooth planing surface and the like, is widely applied to occasions such as house building, house decoration, woodwork workshop, field wood operation, vehicle, ship, bridge construction and the like, and carries out operations such as plane planing, chamfering, notching and the like of various woods.

The existing electric planer clamps a wood board firstly, then places the electric planer at one end of the wood board, uses two hands to grasp the force applied to the electric planer, so that the electric planer is balanced, then pushes the electric planer to move forwards, processes the wood board, and discharges wood chips from one direction.

In the processing process of the electric planer, particularly for the starting and ending sections of processing the wood board, as the rotary cutter is arranged between the supporting plates at two sides, the front end of the electric planer is firstly placed on the wood board at the starting section of processing, the rear end of the equipment is heavier under the action of the self gravity of the equipment, and when the rotary cutter is about to cut the wood board at the last section of processing, the front end of the equipment is heavier, the force applied by a hand is unstable, the cutting depth of the wood board is easily deepened, and the wood board is not flat after processing.

Disclosure of Invention

The invention provides the electric planer with simple force application, which has the advantages of convenient force application and planing smoothness and solves the problem that the planing smoothness is ensured by constantly changing the force applied to two sides.

The invention provides the following technical scheme: an electric planer with simple force application comprises a machine body, a wood board is contacted below the machine body, the machine body is symmetrically arranged, a handle is fixedly arranged at the top of the machine body, a front padding plate is fixedly arranged at one side of the bottom surface under the machine body, a rear padding plate is fixedly arranged at the other side of the bottom of the machine body, a motor is fixedly arranged at the upper part of a symmetrical line inside the machine body, a planer tool is fixedly arranged on the symmetrical line of the bottom surface of the machine body, a chip discharge groove is formed in the middle of the machine body, one end of the chip discharge groove is blocked and is positioned between the planer tool and the motor, a first belt is movably arranged between the motor and the planer tool, a negative pressure hole is formed in the front padding plate, a negative pressure pad is fixedly arranged in the inner part of the machine body and in the inner cavity of the negative pressure hole, a pressing plate is movably arranged at the bottom of one side of the inner cavity of the machine body, and a pressing key is integrally formed on the bottom surface of the pressing plate, the utility model discloses a press the key, including press plate top, press plate, back bolster, motor, press plate, the middle part movable mounting at top has the lever, the opposite side movable mounting of lever has branch, lever tip movable mounting has the pull rod, the top of internal chamber of the body and pull rod movable mounting have the electro-magnet, the grinding chamber has been seted up with the bottom of internal chamber of the body opposite side to back bolster, the inside movable mounting of back bolster has the carousel, the fixed cover in middle part of carousel is equipped with skewed tooth transmission, skewed tooth transmission's lower part just is located the fixed cover in top of carousel and is equipped with the fan, the bottom surface movable mounting of carousel is equipped with the paper of grinding, movable mounting is equipped with belt two between skewed tooth transmission and the motor.

Preferably, each part in the machine body is symmetrically arranged, and the contact point of the handle and the top surface of the machine body is on the midline.

Preferably, the negative pressure pad is made of compressible material, and is internally provided with an air cavity and a spring.

Preferably, the press key is in a cross-shaped cylinder shape, the maximum diameter position of the press key is matched with the aperture of the negative pressure hole, and the diameter of the protruding section at the lower end of the press key is matched with the inner diameter of the spring in the negative pressure pad.

Preferably, the total weight of the negative pressure pad, the pressure plate, the pressure key, the lever, the support rod, the pull rod and the electromagnet is smaller than the total weight of the rotary table, the helical gear transmission device, the fan, the grinding paper and the belt II.

Preferably, the lower surface of the abrasive paper is provided with through holes which are uniformly distributed, and the holes formed in the abrasive paper extend upwards to be matched with the holes in the turntable.

Preferably, the air outlet direction of the grinding cavity is the same as the chip removal direction of the chip removal groove, an air inlet is formed below the symmetrical plane of the air outlet of the grinding cavity, and the fan is located above the air inlet of the grinding cavity.

The invention has the following beneficial effects:

this simple electric planer of application of force, handle through horizontal fixed mounting on the symmetry line, make the applied force divide into decurrent pressure and the thrust that advances on the symmetry line of organism, and the different structures that set up in both sides, left negative pressure pad receives behind the pressure deformation exhaust air, resume the adsorption affinity of breathing in the production, level and smooth when guaranteeing the initial section of equipment planing, the gravity on right side is heavier and at skewed tooth transmission pivoted carousel down, can polish when guaranteeing to shave, the plank of coming out is more level and smooth, and it keeps the parallel to shave at the end section, thereby guarantee the whole roughness to the plank planing.

Drawings

FIG. 1 is a schematic cross-sectional front view of the present invention;

FIG. 2 is a schematic side cross-sectional view of a grinding chamber constructed in accordance with the present invention;

FIG. 3 is a schematic side view of the motor drive of the present invention;

fig. 4 is an enlarged structural view of the front cushion plate of the present invention.

In the figure: 1. a body; 2. a wood board; 3. a handle; 4. a front base plate; 5. a rear cushion plate; 6. a motor; 7. planing; 8. a chip groove; 9. a first belt; 10. a negative pressure hole; 11. a negative pressure pad; 12. pressing a plate; 13. pressing a key; 14. a lever; 15. a strut; 16. a pull rod; 17. an electromagnet; 18. grinding a cavity; 19. a turntable; 20. a helical gear transmission; 21. a fan; 22. grinding paper; 23. and a second belt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an electric planer with simple force application comprises a machine body 1, a wood board 2 is contacted below the machine body 1, the machine body 1 is symmetrically arranged, a handle 3 is fixedly installed at the top of the machine body 1, a front cushion plate 4 is fixedly installed at one side of the lower bottom surface of the machine body 1, a rear cushion plate 5 is fixedly installed at the other side of the bottom of the machine body 1, a motor 6 is fixedly installed at the upper part of the symmetrical line inside the machine body 1, a planer tool 7 is fixedly installed on the symmetrical line of the bottom surface of the machine body 1, a chip discharge groove 8 is formed in the middle of the machine body 1, one end of the chip discharge groove 8 is blocked and is positioned between the planer tool 7 and the motor 6, a first belt 9 is movably installed between the motor 6 and the planer tool 7, a negative pressure hole 10 is formed inside the front cushion plate 4, a negative pressure pad 11 is fixedly installed inside the machine body 1 and is positioned in the inner cavity of the negative pressure hole 10, a press plate 12 is movably installed at the bottom of one side of the inner cavity of the machine body 1, and a press key 13 is integrally formed on the bottom surface of the press plate 12, the pressing key 13 is matched with the negative pressure hole 10, a lever 14 is movably mounted in the middle of the top of the pressing plate 12, a supporting rod 15 is movably mounted on the other side of the lever 14, a pull rod 16 is movably mounted at the end of the lever 14, an electromagnet 17 is movably mounted at the top of an inner cavity of the machine body 1 and movably matched with the pull rod 16, a grinding cavity 18 is formed in the bottom of the other side of the inner cavity of the machine body 1 and the rear cushion plate 5, a rotary table 19 is movably mounted inside the rear cushion plate 5, an oblique tooth transmission device 20 is fixedly mounted in the middle of the rotary table 19, a fan 21 is fixedly mounted on the lower portion of the oblique tooth transmission device 20 and located above the rotary table 19, grinding paper 22 is movably mounted on the bottom surface of the rotary table 19, and a belt two 23 is movably mounted between the oblique tooth transmission device 20 and the motor 6.

Wherein, each part symmetry installation in the organism 1, and handle 3 and 1 top surface contact point of organism are on the central line, the symmetry installation through 1 internal part of organism, make organism 1 when planing plank 2, prevent the poor uncontrollable of both sides weight, when the planing, the power that the hand exerted needs constantly to be adjusted, very easily at the initial section and the end section of planing, the planing is too thick, and through the horizontal fixed mounting on the 3 symmetrical line of handle, make the power of exerting divide into decurrent pressure and the thrust that advances on the symmetrical line of organism 1, when guaranteeing the planing, the power that exerts on both sides keeps the same, level when guaranteeing equipment planing.

Wherein, negative pressure pad 11 is that compressible material makes, and its inside air cavity of having seted up, and install the spring, through deformable negative pressure pad 11, make negative pressure pad 11 when warping, the inside air with the air cavity of material itself is discharged, under the effect of recovering, it breathes in to the external world to permit, can have the adsorption to plank 2 of below, guarantee at the initial segment of planing, under the adsorption to plank 2 at negative pressure pad 11, the suction of preceding backing plate 4 is greater than the gravity of 5 one sides of backing plate, guarantee to plane the roughness of initial segment.

Wherein, the pressure key 13 is the cross cylindric, the aperture cooperation of maximum diameter department and negative pressure hole 10, the protruding section diameter of pressure key 13 lower extreme and the cooperation of the spring internal diameter in the negative pressure pad 11, through pressure key 13 and negative pressure hole 10, the cooperation of negative pressure pad 11, make the compression of pressure key 13 to negative pressure pad 11, exhaust air blocks in the maximum diameter department of pressure key 13, discharge downwards, and negative pressure pad 11 upper portion is under the protruding section pressure of pressure key 13 lower part, warp to the spring internal diameter, make air in the negative pressure pad 11 discharged as far as possible, guarantee the adsorption affinity of negative pressure pad 11 to plank 2, thereby guarantee to dig the adsorption affinity of initial segment to plank 2, guarantee to dig levelly and smoothly.

Wherein, the total weight of negative pressure pad 11 and clamp plate 12, pressure key 13, lever 14, branch 15, pull rod 16, electro-magnet 17 is less than carousel 19, skewed tooth transmission 20, fan 21, grind paper 22, the total gravity of two 23 belt, through the difference of organism 1 inner chamber part both sides gravity, make the adsorption affinity of backing plate 4 before the initial segment be greater than 5 side gravity of back backing plate, guarantee to plane the roughness of initial segment, plane at the end segment, preceding backing plate 4 side is separated with plank 2, no longer have the adsorption affinity, 5 side weight of back backing plate is bigger, guarantee to plane the roughness of end segment.

Wherein, evenly distributed's through-hole is seted up to the lower surface of abrasive paper 22, the hole cooperation on the hole upwards extension and the carousel 19 of seting up on the abrasive paper 22, through the cooperation installation of carousel 19 with abrasive paper 22, promote the fixed stability at carousel 19 lower surface at abrasive paper 22, prevent simultaneously that the saw-dust of the production of polishing from entering into between carousel 19 and the abrasive paper 22, cause the local arch of abrasive paper 22, cause the problem of the unevenness of polishing, guarantee the roughness of 2 planed of plank.

Wherein, the air outlet direction of grinding chamber 18 is the same with the chip removal direction of chip groove 8, the below of grinding chamber 18 air outlet symmetry plane sets up the air intake, fan 21 is located the top of grinding chamber 18 air intake, through the air inlet air outlet that sets up, make the air velocity of carousel 19 top accelerate, hole in the carousel 19 has adsorption, can discharge the saw-dust that the grinding paper 22 grinding produced, further increase the adsorption affinity of back bolster 5 to plank 2, guarantee the roughness of equipment when planing the end section.

The working principle of the electric planer is as follows:

the wood board 2 is clamped in parallel, the front cushion plate 4 on the lower bottom surface of the machine body 1 is placed on the initial section of the upper surface of the wood board 2, the electromagnet 17 is controlled to be powered on and powered off, the pressure key 13 presses and deforms the negative pressure cushion 11, air is discharged, after the electromagnet 17 is powered off, the negative pressure cushion 11 needs to suck air, adsorption force is generated between the negative pressure cushion and the wood board 2, the motor 6 is started to drive the planer tool 7 to rotate for planing, when the rear cushion plate 5 moves to the upper surface of the planed wood board 2, the rotary table 19 rotates under the transmission of the belt II 23, the grinding paper 22 is driven to further polish the upper surface of the wood board 2, wood chips can be discharged under the action of the rotary table 19, the rear cushion plate 5 and the wood board 2 are more tightly adsorbed under the negative pressure effect generated by flowing air, the equipment planes the wood board 2 to the final section, the front cushion plate 4 is separated from the wood board 2, and stable planing of the equipment is ensured under the combined action of gravity and adsorption on the side of the rear cushion plate 5, the planing of the wood board 2 by the equipment is ensured to be smooth.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a simple electric planer of application of force, includes organism (1), the below contact of organism (1) has plank (2), its characterized in that: the utility model discloses a novel motor, including organism (1), bottom surface, fixed mounting, motor (6), planing tool (7), chip groove (8) have been seted up at the middle part of organism (1), the one end of chip groove (8) is stopped up and is located the centre of planing tool (7) and motor (6), movable mounting has belt (9) between motor (6) and planing tool (7), negative pressure hole (10) have been seted up to the inside of preceding backing plate (4), the inside of organism (1) and the inner chamber fixed mounting that is located negative pressure hole (10) have negative pressure pad (11), the bottom movable mounting of organism (1) inner chamber one side has clamp plate (12), the bottom surface integrated into one piece of clamp plate (12) has pressure key (13), press key (13) and negative pressure hole (10) cooperation, the middle part movable mounting at clamp plate (12) top has lever (14), the opposite side movable mounting of lever (14) has branch (15), lever (14) tip movable mounting has pull rod (16), the top of organism (1) inner chamber just installs electro-magnet (17) with pull rod (16) movable mounting, back bolster (5) and the bottom of organism (1) inner chamber opposite side have been seted up and have been ground chamber (18), the inside movable mounting of back bolster (5) has carousel (19), the fixed cover in middle part of carousel (19) is equipped with skewed tooth transmission (20), the fixed cover in the lower part of skewed tooth transmission (20) just is located the top of carousel (19) is equipped with fan (21), the bottom surface of the turntable (19) is movably sleeved with abrasive paper (22), and a second belt (23) is movably sleeved between the helical gear transmission device (20) and the motor (6).

2. A simply powered electric planer according to claim 1 wherein: the machine body (1) is of a symmetrical structure, the handle (3), the motor (6), the planer tool (7) and the chip groove (8) are symmetrically mounted on a symmetrical shaft of the machine body (1), and the handle (3) is transversely and fixedly mounted at the top of the machine body (1).

3. A simply powered electric planer according to claim 1 wherein: the negative pressure pad (11) is made of compressible materials, an air cavity is formed in the negative pressure pad, and a spring is installed in the negative pressure pad.

4. A simply powered electric planer according to claim 1 wherein: the press key (13) is in a cross-shaped cylinder shape, the maximum diameter position is matched with the aperture of the negative pressure hole (10), and the diameter of the protruding section at the lower end of the press key (13) is matched with the inner diameter of a spring in the negative pressure pad (11).

5. A simply powered electric planer according to claim 1 wherein: the total gravity of the negative pressure pad (11), the pressure plate (12), the pressure key (13), the lever (14), the support rod (15), the pull rod (16) and the electromagnet (17) is smaller than the total gravity of the rotary table (19), the helical gear transmission device (20), the fan (21), the grinding paper (22) and the second belt (23).

6. A simply powered electric planer according to claim 1 wherein: the lower surface of the abrasive paper (22) is provided with through holes which are uniformly distributed, and the holes formed in the abrasive paper (22) extend upwards to be matched with the holes in the turntable (19).