CN111230665A

CN111230665A - Polisher that carpenter processing padauk furniture was used

Info

Publication number: CN111230665A
Application number: CN202010232891.9A
Authority: CN
Inventors: 吕九芳; 马敏捷
Original assignee: Nanjing Forestry University
Current assignee: Nanjing Forestry University
Priority date: 2020-03-28
Filing date: 2020-03-28
Publication date: 2020-06-05

Abstract

The invention discloses a polisher for woodworking processing redwood furniture, which comprises a base, a mounting frame, two hydraulic cylinders and two electric telescopic rods, wherein the mounting frame is fixed on the base, the two hydraulic cylinders are fixed at the inner top of the mounting frame, the output ends of the two hydraulic cylinders are jointly and fixedly connected with a U-shaped plate, four positioning mechanisms are arranged between a second T-shaped block and a first T-shaped block, a plurality of driven rollers are installed at the upper end of the middle part of the base, limiting mechanisms are arranged on the left side and the right side of each driven roller, four supporting legs are fixedly connected to the bottom of the base, and a dust removing mechanism is arranged between the first T-shaped block and the upper end of the mounting frame. The wood board limiting device is reasonable in structure, convenient to disassemble and replace, convenient and simple to operate, capable of stably limiting a polished wood board, capable of guaranteeing that the polished wood board cannot move during polishing, suitable for wood boards of different sizes and good in practicability.

Description

Polisher that carpenter processing padauk furniture was used

Technical Field

The invention relates to the technical field of furniture processing, in particular to a polisher for woodworking for processing redwood furniture.

Background

In the processing process of the redwood furniture, the surface of the furniture needs to be polished to be smooth, and then subsequent operations such as paint spraying are carried out, so that the manufactured furniture is more beautiful and textured, but the furniture still has the following defects in the actual use process:

the used polisher of padauk furniture of polishing all adopts abrasive paper to polish at present, uses the different mesh number abrasive paper of often changing of abrasive paper just, and some present polishers (utilizing the cylinder to drive strip abrasive paper and rotate the surface of polishing furniture) that utilize the conveyer belt principle to make change abrasive paper inconvenient, lead to the efficiency of polishing lower, therefore we have designed the polisher that carpenter processing padauk furniture was used and have solved above problem.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides the sander for woodworking processing redwood furniture, which is convenient for disassembling abrasive paper and replacing the abrasive paper, is convenient and simple to operate, can be used for stably limiting a polished wood board, ensures that the polished wood board cannot move during polishing, can be suitable for wood boards with different sizes, and has better practicability.

In order to achieve the purpose, the invention adopts the following technical scheme:

a polisher for woodworking to process redwood furniture comprises a base, a mounting frame, two hydraulic cylinders and two electric telescopic rods, wherein the mounting frame is fixed on the base, the two hydraulic cylinders are fixed at the inner top of the mounting frame, the output ends of the two hydraulic cylinders are fixedly connected with a U-shaped plate together, the two electric telescopic rods are respectively fixed on the inner walls of the left side and the right side of the U-shaped plate, a first T-shaped block is fixedly connected between the output ends of the two electric telescopic rods, three T-shaped grooves are formed in the upper portion and the lower portion of the first T-shaped block in a penetrating mode, second T-shaped blocks are installed in the three T-shaped grooves, abrasive paper is placed between the three second T-shaped blocks and the T-shaped grooves, four positioning mechanisms are arranged between the second T-shaped blocks and the first T-shaped blocks, a plurality of driven rollers are installed at the upper end, the bottom fixedly connected with four supporting legs of base, be equipped with dust removal mechanism between the upper end of first T type piece and mounting bracket.

Preferably, the upper end of the second T-shaped block is fixedly connected with a handle, and the bottom of the second T-shaped block extends out of the T-shaped groove.

Preferably, the mesh number of the three sandpaper increases from front to back.

Preferably, the positioning mechanism comprises an annular block on the first T-shaped block, an i-shaped block slidably connected with the annular block penetrates through an inner ring of the annular block, a spring is sleeved on the i-shaped block, two ends of the spring are fixedly connected with the i-shaped block and the annular block respectively, and the i-shaped block abuts against the upper end of the second T-shaped block.

Preferably, stop gear include with the first screw rod of mounting bracket inner wall fixed connection, the outside cover of first screw rod is equipped with rather than threaded connection's a screw thread section of thick bamboo, the other end inner wall threaded connection of a screw thread section of thick bamboo has the second screw rod, the one end fixedly connected with grip block that second screw rod and screw thread section of thick bamboo carried on the back mutually, the grip block offsets with the upper end of base.

Preferably, the first screw and the second screw are opposite in thread direction.

Preferably, dust removal mechanism is including fixing the negative-pressure air fan on the mounting bracket, negative-pressure air fan's air inlet end is connected with first connecting pipe, the other end fixedly connected with of first connecting pipe rather than communicating second connecting pipe, first T type piece runs through and is equipped with four rows of dust absorption punch combination, four rows dust absorption punch combination with all be connected with the second connecting pipe through the third connecting pipe, fixedly connected with collecting box on the mounting bracket, negative-pressure air fan's air-out end is connected with the collecting box through the conveyer pipe.

Preferably, four rows of the dust collection hole groups and three second T-shaped blocks are distributed in a staggered mode, and each row of the dust collection hole groups is composed of a plurality of dust collection holes.

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

1. under the action of the driven roller, workers can push the wood board to move conveniently, and under the limit of the clamping plate, the wood board is prevented from shifting; the distance between two grip blocks can be controlled to carry out spacing to the plank of different width, and the practicality is better.

2. Under the cooperation of first T type piece, second T type piece, T type groove and positioning mechanism, conveniently take off second T type piece and abrasive paper, convenient operation also conveniently installs the location to abrasive paper, and the stability after the installation is sufficient, and is simple swift, improves work efficiency.

3. Through setting up the abrasive paper of three different mesh numbers, the fineness that the padauk plank was polished is higher and higher to need not to change the abrasive paper of different mesh numbers, great improvement to the efficiency of polishing of padauk plank.

4. Through dust absorption mechanism, can detach and leave over the dust on the padauk plank after polishing and collect it, for the staff brings the facility and can not lead to the scene powder of polishing to fly upward when polishing.

In conclusion, the wood board limiting device is reasonable in structure, convenient to disassemble and replace, convenient and simple to operate, capable of stably limiting the polished wood board, capable of guaranteeing that the polished wood board cannot move during polishing, suitable for wood boards of different sizes and good in practicability.

Drawings

FIG. 1 is a schematic structural diagram of a sander for woodworking for redwood furniture according to the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is a side sectional view of a part of the structure of a sander for woodworking redwood furniture according to the present invention.

In the figure: the device comprises a base 1, a mounting rack 2, a hydraulic cylinder 3, a 4U-shaped plate, a 5 electric telescopic rod, a 6 first T-shaped block, a 7T-shaped groove, a 8 second T-shaped block, 9 sand paper, 10 supporting legs, 11 driven rollers, a 12 first screw, a 13 threaded barrel, a 14 second screw, a 15 handle, a 16I-shaped block, a 17 annular block, a 18 spring, a 19 clamping plate, a 20 negative pressure fan, a 21 first connecting pipe, a 22 conveying pipe, a 23 collecting box, a 24 second connecting pipe, a 25 third connecting pipe and a 26 dust collection hole group.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1-3, a sander for woodworking processing redwood furniture comprises a base 1, an installation frame 2, two hydraulic cylinders 3 and two electric telescopic rods 5, wherein the installation frame 2 is in a U shape; the mounting frame 2 is fixed on the base 1, the two hydraulic cylinders 3 are fixed on the inner top of the mounting frame 2, the output ends of the two hydraulic cylinders 3 are fixedly connected with a U-shaped plate 4 together, and the two electric telescopic rods 5 are respectively fixed on the inner walls of the left side and the right side of the U-shaped plate 4; the U-shaped plate 4 can move downwards through the two hydraulic cylinders 3, and then the sand paper 9 can move downwards to abut against the wood plate; two electric telescopic handle 5 operating condition do, retrieve for an extension, and then can realize the reciprocating motion of U template 4, and then realize abrasive paper 9's reciprocating motion, can polish the plank, and two electric telescopic handle 5's removal stroke is the same, and this is prior art.

A first T-shaped block 6 is fixedly connected between the output ends of the two electric telescopic rods 5, three T-shaped grooves 7 are formed in the first T-shaped block 6 in a penetrating mode, second T-shaped blocks 8 are installed in the three T-shaped grooves 7, a handle 15 is fixedly connected to the upper end of each second T-shaped block 8, the second T-shaped blocks 8 can be pulled out upwards through the handles 15, and abrasive paper 9 can be taken out conveniently; the bottom of the second T-shaped block 8 extends out of the T-shaped groove 7 to prevent the first T-shaped block 6 from contacting the wood board; all placed abrasive paper 9 between three second T type piece 8 and the T type groove 7, three abrasive paper 9 increases in proper order from preceding to the abrasive paper mesh number in back, through a work of polishing, can improve the precision of polishing to the plank gradually, need not change the abrasive paper 9 of different mesh numbers and polish again, and the practicality is better and has improved the efficiency of polishing to the plank.

Four positioning mechanisms are arranged between the second T-shaped block 8 and the first T-shaped block 6, each positioning mechanism comprises an annular block 17 on the first T-shaped block 6, an I-shaped block 16 in sliding connection with the annular block 17 is arranged in the inner ring of the annular block 17 in a penetrating mode, and the I-shaped block 16 is a laid-down I-shaped block; the I-shaped block 16 is sleeved with a spring 18, two ends of the spring 18 are fixedly connected with the I-shaped block 16 and the annular block 17 respectively, the I-shaped block 16 abuts against the upper end of the second T-shaped block 8, and the second T-shaped block 8 can be limited through the I-shaped block 16 so that the second T-shaped block cannot be separated from the T-shaped groove 7 when driving the sand paper 9 to polish.

A plurality of driven rollers 11 are arranged at the upper end of the middle part of the base 1, and the wood plate is placed on the driven rollers 11, so that a worker can push the wood plate to move at one end conveniently; the left and right sides of a plurality of driven voller 11 all is equipped with stop gear, and four supporting legs 10 of base 1's bottom fixedly connected with can support base 1 through four supporting legs 10.

Specifically, stop gear includes with 2 inner wall fixed connection first screw rods 12 of mounting bracket, the outside cover of first screw rod 12 is equipped with rather than threaded connection's a screw thread section of thick bamboo 13, the other end inner wall threaded connection of a screw thread section of thick bamboo 13 has second screw rod 14, the one end fixedly connected with grip block 19 that second screw rod 14 and screw thread section of thick bamboo 13 carried on the back mutually, grip block 19 offsets with the upper end of base 1, first screw rod 12 is opposite with second screw rod 14's screw thread direction, then the inner wall screw thread setting of a screw thread section of thick bamboo 13 with first screw rod 12 and second screw rod 14.

A dust removal mechanism is arranged between the first T-shaped block 6 and the upper end of the mounting frame 2, the dust removal mechanism comprises a negative pressure fan 20 fixed on the mounting frame 2, the air inlet end of the negative pressure fan 20 is connected with a first connecting pipe 21, the other end of the first connecting pipe 21 is fixedly connected with a second connecting pipe 24 communicated with the first connecting pipe, the first T-shaped block 6 is provided with four rows of dust suction hole groups 26 in a penetrating manner, the four rows of dust suction hole groups 26 are connected with the second connecting pipe 24 through a third connecting pipe 25, a collecting box 23 is fixedly connected on the mounting frame 2, and the air outlet end of the negative pressure fan 20 is connected with the collecting box 23 through a; the four rows of dust suction hole groups 26 are distributed with the three second T-shaped blocks 8 in a staggered way, and each row of dust suction hole group 26 consists of a plurality of dust suction holes.

In the invention, when a wood board is polished, a worker can place the wood board on the base 1 and on the driven roller 11, then the worker manually rotates the threaded cylinder 13, and the clamping plates 19 cannot rotate under the limit of the base 1 and the thread directions of the first screw 12 and the second screw 14 are opposite, so that when the threaded cylinder 13 rotates, the clamping plates 19 can move, the two clamping plates 19 are abutted against the two sides of the wood board, and the wood board can still be normally moved if the clamping plates abut against the wood board instead of clamping; the distance between the two clamping plates 19 can be controlled to limit wood boards with different widths, and the practicability is good.

Then the worker starts the two hydraulic cylinders 3 to enable the U-shaped plate 4 to move downwards, so that the abrasive paper 9 can move downwards to be close to the wood board, then the two electric telescopic rods 5 are started, under the action of the two electric telescopic rods 5, the reciprocating motion of the first T-shaped block 6, the second T-shaped block 8 and the abrasive paper 9 can be realized, then the hydraulic cylinders 3 are controlled to enable the abrasive paper 9 to be abutted against the upper end of the wood board, the wood board can be polished through the abrasive paper 9, the fineness of the polished redwood board is higher and higher by arranging the three abrasive papers 9 with different meshes, the abrasive papers 9 with different meshes do not need to be replaced, and the polishing efficiency of the redwood board is greatly improved; the staff can be slow promote plank longitudinal movement, and then can polish comprehensively the up end of plank, under driven voller 11's effect, the staff of being convenient for promotes the plank and removes, under the spacing of grip block 19, can not take place the skew in the assurance plank removes.

Before the wood board is polished, firstly, the negative pressure fan 20 is turned on, and after the negative pressure fan 20 works, under the action of the first connecting pipe 21, the second connecting pipe 24 and the third connecting pipe 25, the bottom hole opening of the dust collection hole group 26 generates negative pressure, so that powder generated during polishing can be sucked away and conveyed into the collection box 23 through the conveying pipe 22, and dust on the wood board can be collected; because four rows of dust absorption punch combination 26 distribute with the crisscross distribution of three second T type piece 8 to can remove dust comprehensively to the plank when polishing, can not make the dust fly upward, also need not the later stage and carry out cleaning to the board of polishing, the practicality is better.

If the abrasive paper 9 needs to be replaced, a worker can manually pull the tool block 16 to prevent the tool block from abutting against the upper end of the second T-shaped block 8, and then manually pull the handle 15 upwards to take out the second T-shaped block 8, so that the abrasive paper 9 can be taken down and the abrasive paper 9 can be replaced conveniently; the new sand paper 9 is placed on the notch of the T-shaped groove 7, then the worker places the second T-shaped block 8 on the sand paper 9 and slowly presses downwards towards the T-shaped groove 7 until the second T-shaped block 8 is not moved, then the I-shaped block 16 is loosened, and under the action of the spring 18, the I-shaped block 16 is reset and abuts against the upper end of the second T-shaped block 8, so that the sand paper 9 is replaced, the operation is simple and convenient, and the wood board polishing efficiency is improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a polisher that carpenter processing padauk furniture was used, includes base (1), mounting bracket (2), two pneumatic cylinders (3) and two electric telescopic handle (5), mounting bracket (2) are fixed on base (1), two pneumatic cylinder (3) are fixed at the interior top of mounting bracket (2), two the common fixedly connected with U template (4) of output of pneumatic cylinder (3), two electric telescopic handle (5) are fixed respectively on the left and right sides inner wall of U template (4), its characterized in that, two fixedly connected with first T type piece (6) between the output of electric telescopic handle (5), first T type piece (6) run through from top to bottom and are equipped with three T type groove (7), three all install second T type piece (8) in T type groove (7), three all placed between second T type piece (8) and T type groove (7), be equipped with four positioning mechanism between second T type piece (8) and first T type piece (6), a plurality of driven voller (11) are installed to base (1) middle part upper end, and are a plurality of the left and right sides of driven voller (11) all is equipped with stop gear, four supporting legs (10) of bottom fixedly connected with of base (1), be equipped with dust removal mechanism between the upper end of first T type piece (6) and mounting bracket (2).

2. The sander for woodworking redwood furniture according to claim 1, wherein a handle (15) is fixedly connected to the upper end of the second T-shaped block (8), and the bottom of the second T-shaped block (8) extends out of the T-shaped groove (7).

3. A sander for woodworking mahogany furniture according to claim 1, wherein the three sandpaper (9) have sequentially increasing grit numbers from front to back.

4. The sander for woodworking of redwood furniture according to claim 1, wherein the positioning mechanism comprises an annular block (17) on the first T-shaped block (6), an inner ring of the annular block (17) is provided with an i-shaped block (16) in a penetrating manner, the i-shaped block (16) is connected with the annular block in a sliding manner, a spring (18) is sleeved on the i-shaped block (16), two ends of the spring (18) are respectively fixedly connected with the i-shaped block (16) and the annular block (17), and the i-shaped block (16) abuts against the upper end of the second T-shaped block (8).

5. The sander for woodworking to process redwood furniture according to claim 1, wherein the limiting mechanism comprises a first screw (12) fixedly connected with the inner wall of the mounting frame (2), a threaded cylinder (13) in threaded connection with the first screw (12) is sleeved outside the first screw (12), a second screw (14) is in threaded connection with the inner wall of the other end of the threaded cylinder (13), a clamping plate (19) is fixedly connected to one end, opposite to the threaded cylinder (13), of the second screw (14), and the clamping plate (19) abuts against the upper end of the base (1).

6. A sander for woodworking redwood furniture according to claim 5, wherein the first screw (12) and the second screw (14) are threaded in opposite directions.

7. The sander for woodworking redwood furniture according to claim 1, wherein the dedusting mechanism comprises a negative pressure fan (20) fixed on a mounting rack (2), an air inlet end of the negative pressure fan (20) is connected with a first connecting pipe (21), the other end of the first connecting pipe (21) is fixedly connected with a second connecting pipe (24) communicated with the first connecting pipe, the first T-shaped block (6) is provided with four rows of dust suction hole groups (26) in a penetrating manner, the four rows of dust suction hole groups (26) are connected with the second connecting pipe (24) through a third connecting pipe (25), the mounting rack (2) is fixedly connected with a collecting box (23), and an air outlet end of the negative pressure fan (20) is connected with the collecting box (23) through a conveying pipe (22).

8. A sander for woodworking redwood furniture according to claim 7, wherein four rows of said dust suction hole sets (26) are staggered with respect to three second T-blocks (8), and each row of said dust suction hole sets (26) comprises a plurality of dust suction holes.