CN210147679U - A device that facilitates wood grinding - Google Patents

Abstract

The utility model discloses a device convenient for wood grinding, which comprises a base plate, a support plate is arranged on the upper end of the base plate, a screw bracket is fixedly connected with the upper end of the support plate, a bearing is fixedly installed inside the screw bracket, and the inner part of the screw bracket is provided with a support plate. A screw rod is provided, the lower end of the screw rod bracket is provided with a slider, the lower end of the slider is fixedly connected with a motor frame, the motor frame is fixedly connected with a first motor and a second motor, a motor shaft is installed inside the first motor, and the motor shaft A grinding disc is fixedly installed at one end. The first motor and the second motor drive the grinding discs to work at the same time, and grind both sides of the wood at the same time. As the crank handle makes the screw drive the slider to move left and right to adjust the distance between the two grinding discs, it can grind wood of different widths. The T-shaped block can move up and down in the T-shaped hole, which has a downward force on the wood, so that the wood does not need to be clamped by workers during grinding, reducing the labor intensity of workers.

Description

A device that facilitates wood grinding

technical field

The utility model relates to the technical field of wood grinding, in particular to a device which is convenient for wood grinding.

Background technique

Wood plays a great supporting role in human life. According to the different properties of wood, people use them in different ways, such as for processing into furniture, office utensils, etc. During the processing of wood, it needs to be polished, and the surface of square wood is fine and beautiful after polishing, however, usually Grinding by hand;

1. The existing square wood grinding device can only grind one side of the square wood each time, which reduces the work efficiency;

2. In the existing square wood grinding device, every time the square wood is polished, the worker needs to clamp the square wood to increase the labor intensity of the worker.

Utility model content

The purpose of the utility model is to provide a device that is convenient for wood grinding, so as to solve the problem that the existing square wood grinding device can only polish one side of the square wood each time, and the workers need to clamp the square wood every time the square wood is polished. question.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a device that is convenient for wood grinding, the upper end of the bottom plate is provided with a support plate, the upper end of the support plate is fixedly connected with a screw bracket, and the upper end of the bottom plate is fixed A support block is connected, the support block is provided with a positioning screw hole, a wooden block bracket is fixedly connected to the upper end of the support block, a bearing is fixedly installed in the inside of the screw bracket, and a wire rod is installed inside the screw bracket The two ends of the screw rod are fixedly installed with bearings, one end of the screw rod is provided with a screw shaft, the surface of the screw rod is provided with a first thread, and the screw shaft is fixedly connected with a rocker, so The lower end of the screw support is provided with a sliding block, the interior of the sliding block is provided with a second thread, the lower end of the sliding block is fixedly connected with a connecting block, and the lower end of the connecting block is provided with a motor frame, the motor frame A first motor and a second motor are fixedly connected, a motor shaft is installed inside the first motor, and a grinding plate is fixedly installed at one end of the motor shaft.

Preferably, the first motor and the second motor are symmetrically distributed with respect to the vertical centerline of the screw support.

Preferably, the lower surface of the screw support and the upper surface of the bottom plate are parallel to each other.

Preferably, a positioning block is arranged in the middle of the upper end of the wooden block support, a T-shaped hole is arranged inside the positioning block, a return spring is arranged inside the T-shaped hole, and one end of the return spring is arranged with a T-shaped hole. The lower end of the T-shaped block is fixedly connected with an I-shaped frame, a roller is fixedly installed inside the I-shaped frame, and the roller is slidably sleeved with a roller.

Preferably, both ends of the drum are fixedly installed with drum blocks.

Compared with the prior art, the beneficial effects of the present utility model are:

1. The grinding discs are driven by the first motor and the second motor to work at the same time, and both sides of the square wood can be polished at the same time. Due to the turning of the crank handle, the lead screw drives the slider to move left and right to adjust the distance between the two grinding discs so that they can be ground. Square timbers of different widths;

2. By inserting the square wood into the wood block bracket, the T-shaped block can move up and down in the T-shaped hole, and the opposite wood has a downward force, so that the square wood does not need to be clamped by workers during grinding, reducing the labor intensity of workers.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present utility model;

Fig. 2 is the top view of the utility model;

FIG. 3 is an enlarged view of the structure of the positioning block of part A of the present invention.

In the picture: 1 crank handle, 2 screw shaft, 3 bearing, 4 screw bracket, 5 first thread, 6 slider, 7 second thread, 8 screw, 9 support plate, 10 connection block, 11 motor frame, 12 grinding disc, 13 first motor, 14 motor shaft, 15 support block, 16 second motor, 17 wooden block bracket, 18 bottom plate, 19 positioning screw hole, 20 positioning block, 21 T-shaped block, 22 T-shaped hole, 23 Return spring, 24 rollers, 25 I-shaped frames, 26 rollers, 27 roller stops.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIG. 1 and FIG. 2 , the utility model provides a technical solution: a device for wood grinding, comprising a bottom plate 18, the material of the bottom plate 18 is cast iron HT200, and has the characteristics of being not easily deformed, and the upper end of the bottom plate 18 is fixed by bolts A support plate 9 is connected. The support plate 9 is a rectangular shape and two pieces are fixed symmetrically about the bottom plate 18. The upper end of the support plate 9 is fixedly connected with a screw bracket 4 by bolts. The material of the screw bracket 4 is 45# steel, which is convenient for It is machined and formed, and the upper end of the bottom plate 18 is fixedly connected with a support block 15 by bolts. The support block 15 is made of aluminum alloy and has a light weight. The support block 15 is machined with equidistant positioning screw holes 19. The distance between the two wooden block supports 17 is adjusted according to the length. The upper end of the support block 15 is fixedly connected with a wooden block support 17 by bolts. The square wood is put into the wooden block support 17 before grinding. Regarding the symmetrical installation of the screw bracket 4, the bearing 3 is fixedly installed inside the screw bracket 4, and the bearing 3 is a ball bearing. The inside of the screw bracket 4 is installed with a screw 8 through the bearing 3. Bearing 3, bearing 3 is to fix the screw 8 and facilitate its rotation, one end of the screw 8 is machined with a screw shaft 2 by a lathe, the surface of the screw 8 is processed with a first thread 5 by a lathe, and the screw shaft 2 is welded by welding. A crank handle 1 is fixedly connected. The crank handle 1 is used to facilitate the rotation of the screw rod 8. The lower end of the screw rod bracket 4 is provided with a slider 6. The material of the slider 6 is 45# steel, and the internal machining of the slider 6 has a second The thread 7, the second thread 7 and the first thread 5 are engaged, the lower end of the slider 6 is fixedly connected with a connecting block 10, the lower end of the connecting block 10 is fixedly connected with a motor frame 11, and the motor frame 11 is fixedly connected with the first motor by bolts 13 and the second motor 16, the model of the first motor 13 and the second motor 16 is 5M120GN-RV40-2, with its own switch, the switch has the functions of forward, stop and reverse, and the switch is connected to the external 220V power supply through wires A motor shaft 14 is installed inside the first motor 13, one end of the motor shaft 14 is threaded, and one end of the motor shaft 14 with threads is fixedly installed with a grinding disc 12 through a nut, and the size of the grinding disc 12 is Φ250*25*32mm.

Referring to FIG. 1 , the first motor 13 and the second motor 16 are symmetrically distributed with respect to the vertical centerline of the screw bracket 4 .

Referring to FIG. 1 , the lower surface of the screw bracket 4 and the upper surface of the bottom plate 18 are parallel to each other.

Please refer to FIG. 3, a positioning block 20 is fixedly installed in the middle of the upper end of the wooden block bracket 17, the material of the positioning block 20 is 45# steel, and the inside of the positioning block 20 is processed with a T-shaped hole 22, and the inner surface finish of the T-shaped hole 22 is Ra3. 2. Such a smoothness is conducive to the sliding of the T-shaped block 21 inside the T-shaped hole 22. A return spring 23 is slidably installed inside the T-shaped hole 22. The return spring 23 is deformed under the action of external force. After the external force is removed, the spring can be restored to its original shape. One end of the return spring 23 is provided with a T-shaped block 21. The T-shaped block 21 is made of hard alloy, which is not easy to wear, and the surface is polished. The lower end of the T-shaped block 21 is welded and fixedly connected to an I-shaped frame 25. A roller 26 is installed. The roller 26 is quenched with 45# steel. The roller 26 is slidably sleeved with a roller 24. The roller 24 is cylindrical and made of nylon material, which is convenient for rolling on the surface of the square wood and prevents scratches on the surface of the square wood.

Referring to FIG. 3 , two ends of the drum 24 are fixedly installed with drum blocks 27 , and the drum blocks 27 are used to prevent the left and right ends of the drum 24 from sliding.

During the specific implementation of the present utility model: when the surface of the square wood needs to be polished, the square wood is a wood with a square cross-section, and the square wood is inserted into the two wooden block supports 17 symmetrically installed about the screw support 4, and the roller 24 passes through the I-shaped wood. The frame 25 is fixed on the lower end of the T-shaped block 21. The T-shaped block 21 can move up and down in the T-shaped hole 22 according to the thickness of the square wood, so that the roller 24 has a downward force on the opposite wood, so that the square wood does not need to be polished during grinding. The worker clamps to reduce the labor intensity of the worker, starts the first motor 13 to make it rotate counterclockwise and the second motor 16 rotates clockwise to drive the grinding plate 12 to work at the same time, which can grind both sides of the square wood at the same time, according to the different widths of the square wood Rotate the crank handle 1 so that the screw rod 8 drives the slider 6 to move left and right to adjust the distance between the two grinding plates 12 so that it can grind square wood of different widths.

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

Claims (5)

1. A device for facilitating the sanding of wood, comprising a base plate (18), characterized in that: the upper end of the bottom plate (18) is provided with a supporting plate (9), the upper end of the supporting plate (9) is fixedly connected with a screw rod support (4), the upper end of the bottom plate (18) is fixedly connected with a supporting block (15), the supporting block (15) is provided with a positioning screw hole (19), the upper end of the supporting block (15) is fixedly connected with a wood block support (17), a bearing (3) is fixedly arranged inside the screw rod support (4), a screw rod (8) is arranged inside the screw rod support (4), the bearings (3) are fixedly arranged at two ends of the screw rod (8), one end of the screw rod (8) is provided with a screw rod shaft (2), a first thread (5) is arranged on the surface of the screw rod (8), the screw rod shaft (2) is fixedly connected with a crank (1), the lower end of the screw rod support (4) is provided with a sliding block (6), and a second, the lower extreme fixedly connected with connecting block (10) of slider (6), the lower extreme of connecting block (10) is equipped with motor frame (11), first motor (13) of motor frame (11) fixedly connected with and second motor (16), the internally mounted of first motor (13) has motor shaft (14), the one end fixed mounting of motor shaft (14) has abrasive disc (12).

2. A device for facilitating the sanding of wood according to claim 1, wherein: the first motor (13) and the second motor (16) are symmetrically distributed about a vertical central line of the screw rod support (4).

3. A device for facilitating the sanding of wood according to claim 1, wherein: the lower surface of the screw rod support (4) is parallel to the upper surface of the bottom plate (18).

4. A device for facilitating the sanding of wood according to claim 1, wherein: be equipped with locating piece (20) in the middle of the upper end of billet support (17), the inside of locating piece (20) is equipped with T shape hole (22), the inside in T shape hole (22) is provided with reset spring (23), the one end of reset spring (23) is equipped with T shape piece (21), the lower extreme fixedly connected with worker shape frame (25) of T shape piece (21), the inside fixed mounting of worker shape frame (25) has roller (26), roller (26) slip cover has cylinder (24).

5. An apparatus for facilitating the sanding of wood according to claim 4, wherein: and roller stoppers (27) are fixedly arranged at two ends of the roller (24).

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