CN112123142A - Panel processingequipment for negotiation table - Google Patents

Abstract

The invention discloses a panel processing device for a negotiating table, comprising a frame, a side grinding assembly, a rolling bar, and a vacuum box assembly, wherein a side grinding assembly is fixed in the middle of the frame, and the side grinding The two sides of the assembly are symmetrically distributed with a plurality of vacuum box assemblies along the length direction of the frame, and a roller is rotatably provided below each of the vacuum box assemblies, and the vacuum box assembly and the two ends of the roller pass through. The connecting assembly is connected with the frame, the dust box assembly is rotatably provided with a brush assembly, and each roller is connected to each other through a transmission device and can rotate synchronously. Compared with the prior art, the panel processing device for negotiating table can ensure high cleanliness of the panel, prevent dust from flying up, improve the working environment, have good grinding quality and high processing efficiency.

Description

A panel processing device for negotiating table

technical field

The invention relates to a technical field, in particular to a panel processing device for negotiating tables.

Background technique

Negotiating tables are common modern office supplies. Generally, solid wood spray painting is used. Before painting the panel of the negotiating table, there are requirements for the smoothness and cleanliness of the table top.

In the prior art, due to the limitation of equipment in the processing of large-scale desktop panels, hand-held small equipment is often used to polish each place one by one. Therefore, the grinding effect of one-by-one grinding is affected by factors such as strength and duration, which mainly depends on the processing personnel. It is easy to grind unevenly, the quality is difficult to control, and it is easy to leave imperceptible defects.

In the prior art, large-scale overall grinding equipment can avoid uneven grinding to a certain extent. However, large-scale grinding equipment needs to be clamped, the use process is cumbersome, and when switching between different grinding roughness, it is necessary to replace the equipment or replace the brush. , further reducing the processing efficiency.

In addition, when using a fan to clean the panel, the sticky debris may not be cleaned up, and for some large panels, the debris may only be blown to other places on the panel, which may not be cleaned up.

Therefore, it is necessary to provide a panel processing apparatus for negotiating table, so as to solve the above-mentioned problems in the background art.

SUMMARY OF THE INVENTION

In order to achieve the above purpose, the present invention provides the following technical solutions: a panel processing device for a negotiating table, comprising a frame, a side grinding assembly, a roller, and a vacuum box assembly, wherein a side edge is fixed in the middle of the frame A sanding assembly, the two sides of the side sanding assembly are symmetrically distributed with a plurality of vacuum box assemblies along the length direction of the frame, and a roller is rotatably provided under each of the vacuum box assemblies, and the vacuum box assembly is rotatable. The two ends of the assembly and the roller are connected to the frame through the connecting assembly;

A brush assembly is rotatably arranged in the dust box assembly;

The distance between the vacuum box assembly and the rollers is greater than the thickness of the desktop board, and each roller is connected to each other through a transmission device and can rotate synchronously.

Further, preferably, the vacuum box assembly includes a vacuum chamber, a turbo fan and comb teeth, and the contact surface between the brush assembly and the vacuum chamber is provided with evenly distributed comb teeth, and the vacuum chamber is provided with uniformly distributed comb teeth. The top of the interior is provided with a turbo fan, which can generate negative pressure under the turbo fan and exhaust air from the dust box on the side. There is a filter screen on the side away from the vacuum chamber.

Further, preferably, among the two sides of the vacuum chamber and the brush assembly in contact, the end where the brush assembly is transferred from the vacuum chamber to the outside is an electrostatic electret chamber, and the brush assembly is transferred from the outside into the vacuum chamber. One end is the static elimination chamber.

Further, preferably, the comb teeth are curved needle-shaped racks.

Further, preferably, the brush assembly includes a fixed shell, a rotating shaft, and a brush strip, the fixed shell is connected with the connecting assembly, and there is a motor inside, and the output shaft of the motor is a rotating shaft that penetrates through the connecting assembly at the other end, so The rotating shaft is embedded with a plurality of turntables that can rotate around its diameter, and two connecting rods that are perpendicular to the axis of the rotating shaft and are at a certain angle are fixed on both sides of the turntable. The set of turntables are evenly distributed at different angles along the axis direction. The ends of the two connecting rods of each set of turntables are hinged with a brush seat, so that a circle of brush seats with a circumferential distribution and alternating heights is formed around the rotating shaft, and brushes of different heights are formed. The strip seat is respectively equipped with soft and hard brush strips.

Further, preferably, each adjacent turntable connecting rods at the same angle in the axial direction of the rotating shaft are hinged together by a pull rod, and the pull rod near one end of the fixed shell is hinged with a telescopic rod, and each telescopic rod is fixed on the rotating disk. , the rotating disk is fixedly connected with the rotating shaft.

Further, preferably, the connecting assembly includes a base, the middle of the base is a slide rail, a lower sliding block is fixed below it, an upper sliding block is slidably arranged above, and a sliding block telescopic rod is connected to the upper end of the upper sliding block. The lower sliding block is rotatably connected with the roller, and the roller is driven by a chain and driven to rotate by a driving device.

Further, preferably, the side grinding assembly includes a side seat and a lead screw device, the two side seats are respectively fixed on both sides of the middle of the frame, and a lead screw device is arranged therebetween. The two sides of the thread are symmetrical, and each of the two sides is symmetrically provided with a grinding device.

Further, preferably, the outer layer of the rolling bar is wrapped with a rubber cover.

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

1. In this application, in the vacuum box assembly, the electrostatic electret chamber makes the external bristles electrostatically charged. During the process of polishing the desktop board, dust and impurities will be adsorbed by the bristles, and the static elimination chamber will eliminate the static electricity of the bristles, The dust and impurities entering the vacuum chamber from the outside are separated from the bristles and separated by the comb teeth. Under the action of the negative pressure of the turbo fan, the dust and impurities are sucked into the dust box. cleanliness, prevent dust from flying, and improve the working environment.

2. In this application, in the brush assembly, the connecting rods of the turntable are hinged together by a pull rod, and the pull rod near one end of the fixed shell is hinged with the telescopic rod. In the process of processing, you can switch between different grinding roughnesses without changing any equipment and parts, improve the quality of grinding, and ensure the efficiency of processing.

Description of drawings

FIG. 1 is a schematic structural diagram of a panel processing device for a negotiating table;

2 is a schematic structural diagram of a vacuum box assembly of a panel processing device for a negotiating table;

3 is a schematic structural diagram of a brush assembly of a panel processing device for a negotiating table;

4 is a schematic cross-sectional structure diagram of a brush assembly of a panel processing device for a negotiating table;

5 is a schematic structural diagram of a connection assembly of a panel processing device for a negotiating table;

6 is a schematic structural diagram of a side grinding assembly of a panel processing device for a negotiating table;

In the figure: 1. Frame; 2. Side grinding assembly; 21. Side seat; 22. Grinding device; 23. Screw device; 3. Vacuum box assembly; 31, Vacuum chamber; 32, Electrostatic electret chamber ;33, static elimination chamber; 35, dust box; 36, comb teeth; 4, connector assembly; 41, base; 42, slider telescopic rod; 43, upper slider; 44, lower slider; 45, chain 5. Brush assembly; 51. Brush strip; 52. Brush holder; 53. Turntable; 54. Revolving shaft; 55. Pull rod;

Detailed ways

Referring to FIG. 1 , in an embodiment of the present invention, a panel processing device for a negotiating table includes a frame 1 , a side grinding assembly 2 , a roller 6 , and a vacuum box assembly 3 , wherein the middle of the frame 1 is A side grinding assembly 2 is fixed, and two sides of the side grinding assembly 2 are symmetrically distributed with a plurality of vacuum box assemblies 3 along the length direction of the frame 1. The bottom of each vacuum box assembly 3 is rotatably arranged. There is a roller 6, and the two ends of the vacuum box assembly 3 and the roller 6 are connected to the frame 1 through the connecting assembly 4;

A brush assembly 5 is rotatably provided in the vacuum box assembly 3, and the vacuum box assembly 3 can clean the sundries in the brush assembly 5;

The distance between the dust box assembly 3 and the rollers 6 is greater than the thickness of the desktop board, and each roller 6 is connected to each other through a transmission device, and can rotate synchronously, so that the desktop board moves on it;

Referring to FIG. 2 , in the embodiment of the present invention, the vacuum box assembly 3 includes a vacuum chamber 31 , a turbo fan 34 and comb teeth 36 , and a contact surface between the brush assembly 5 and the vacuum chamber 31 is framed. The comb teeth 36 are evenly distributed, the comb teeth 36 can leave the sundries on the bristles when the bristles of the brush assembly 5 are rotated and interlaced. The fan 34 can generate negative pressure below it and exhaust air from the side dust box 35 , the dust box 35 is detachably installed on the side of the vacuum chamber 31 and is far from a side of the vacuum chamber 31 . There is a filter screen on the side, which can let the air out and leave dust and debris.

In the embodiment of the present invention, among the two sides of the dust suction chamber 31 in contact with the brush assembly 5, the end of the brush assembly 5 from the dust suction chamber 31 to the outside is the electrostatic electret chamber 32, and the brush assembly 5 from the outside The end that is transferred into the dust suction chamber 31 is the static electricity elimination chamber 33;

The electrostatic electret cavity 32 increases the input voltage in it, and uses the ion beam generated by the corona discharge of the partial breakdown of the air to cause the non-uniform electric field, so that the comb teeth 36 on it are electrostatically charged, and transmitted to the ion beam. On the bristles on the brush assembly 5 in contact, the external bristles are electrostatically charged, and during the process of grinding the desktop board, dust and impurities will be adsorbed by the bristles;

The static elimination chamber 33 raises the input voltage in it and outputs positive voltage and negative voltage respectively, an electric field is generated between the positive and negative discharge electrodes, air molecules are ionized, the tip of the positive discharge electrode generates positive ions, and the tip of the negative discharge electrode generates Negative ions, so that the comb teeth 36 on it are brought with balanced free positive ions and negative ions, and the positive and negative ions are simultaneously generated to neutralize the static electricity on the bristles of the brush assembly 5. Since the static electricity of the bristles is eliminated, they enter the interior of the dust suction chamber 31 from the outside. The dust and impurities are separated from the bristles and separated by the comb teeth 36. Under the action of the negative pressure of the turbo fan 34, the dust and impurities are sucked into the dust box 35;

Furthermore, by applying different voltages, the effects of the static elimination chamber 33 and the electrostatic electret chamber 32 can be interchanged.

In the embodiment of the present invention, the comb teeth 36 are curved needle-shaped racks, so as to increase the contact area between the comb teeth 36 and the bristles on the brush assembly 5, and improve the efficiency of charging and eliminating static electricity.

3 and 4, in the embodiment of the present invention, the brush assembly 5 includes a fixed shell 58, a rotating shaft 54, and a brush strip 51. The fixed shell 58 is connected to the connection assembly 4, and there is a motor inside, and the motor outputs The shaft is a rotating shaft 54 that penetrates to the connecting assembly 4 at the other end. The rotating shaft 54 is inlaid with a plurality of turntables 53 that can rotate around its diameter. The two connecting rods of the angle are composed of a plurality of mutually parallel turntables 53, and there are multiple groups of turntables 53 evenly distributed at different angles along the axis direction. Therefore, a circle of brush bases 52 with alternate heights is formed around the rotating shaft 54 , and the brush bases 52 with different heights are respectively installed with soft and hard brush strips 51 .

In the embodiment of the present invention, the connecting rods of each adjacent turntable 53 at the same angle in the axial direction of the rotating shaft 54 are hinged together by a pull rod 55, and the pull rod 55 at one end of the fixed shell 58 is hinged with the telescopic rod 57. is fixed on the rotating disk 56, and the rotating disk 56 is fixedly connected with the rotating shaft 54;

The turntable 53 is driven to rotate by the telescopic rod 42 of the slider, so that the soft brush bar 51 or the hard brush bar 51 can be extended to switch between different grinding roughnesses.

Referring to FIG. 5 , in the embodiment of the present invention, the connecting assembly 5 includes a base 41 , the middle of the base 41 is a slide rail, a lower slider 44 is fixed below it, an upper slider 43 is slidably arranged above, and the upper The upper end of the slider 43 is connected with a slider telescopic rod 42 , the lower slider 44 is rotatably connected with the roller 6 , and the roller 6 is driven by the chain 45 and driven to rotate by the driving device. It can be extended and retracted to adjust the height position of the dust box assembly 3 .

Referring to FIG. 6 , in the embodiment of the present invention, the side grinding assembly 2 includes a side seat 21 and a screw device 23 , and the two side seats 21 are respectively fixed on both sides of the middle of the frame 1 , and a screw is arranged therebetween. The screw device 23, the screw thread of the screw device 23 is symmetrical on both sides, and a grinding device 22 is symmetrically arranged on each side of the screw device. 22 Move closer to the middle or separate to the sides.

In the embodiment of the present invention, the outer layer of the rolling bar 6 is wrapped with a rubber sleeve to prevent the desktop board from bumping and increase the frictional force.

In the specific implementation, first, put the desktop board on the rolling bar 6, the rolling bar 6 rolls to make the desktop board move forward, the brush assembly 4 rotates to polish the upper surface, the side grinding assembly 2 polishes the side edge, and vacuums the dust. The box assembly 3 can clean the sundries in the brush assembly 5;

The electrostatic electret chamber 32 makes the external bristles electrostatically charged. During the process of polishing the desktop board, dust and impurities will be adsorbed by the bristles. The impurities are separated from the bristles and separated by the comb teeth 36. Under the action of the negative pressure of the turbo fan 34, the dust and impurities are sucked into the dust box 35;

Through the expansion and contraction of the slider telescopic rod 42, the turntable 53 is driven to rotate, and the soft brush strip 51 or the hard brush strip 51 can be extended to switch between different grinding roughness. By adjusting the height of the vacuum box assembly 3 and turning the screw of the lead screw device 23 by the handle, the grinding devices 22 on both sides can be moved closer to the middle or separated to the two sides.

The above are only preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. The equivalent replacement or modification of the solution and its inventive concept shall be included within the protection scope of the present invention.

Claims (9)

1. The panel processing device for the negotiation table comprises a rack (1), side grinding assemblies (2), rolling strips (6) and dust collection box assemblies (3), and is characterized in that the side grinding assemblies (2) are fixed in the middle of the rack (1), a plurality of dust collection box assemblies (3) are symmetrically and uniformly distributed on two sides of each side grinding assembly (2) along the length direction of the rack (1), the rolling strips (6) are rotatably arranged below each dust collection box assembly (3), and the dust collection box assemblies (3) and two ends of each rolling strip (6) are connected with the rack (1) through connecting assemblies (4);

a brush component (5) is rotatably arranged in the dust collection box component (3);

the distance between the dust collection box assembly (3) and the rolling strips (6) is larger than the thickness of the table top plate, and each rolling strip (6) is connected with each other through a transmission device and can rotate synchronously.

2. A panel processing device for negotiation table as claimed in claim 1, wherein the dust collection box assembly (3) comprises a dust collection chamber (31), a turbo fan (34) and comb teeth (36), the comb teeth (36) are uniformly distributed on the contact surface between the brush assembly (5) and the dust collection chamber (31), the turbo fan (34) is arranged on the top of the dust collection chamber (31), the turbo fan (34) can generate negative pressure below the turbo fan and exhaust air from the side dust collection box (35), the dust collection box (35) is detachably mounted on the side of the dust collection chamber (31), and a filter screen is arranged on the side of the dust collection chamber (31).

3. A panel processing device for negotiation tables according to claim 2, characterized in that of the two sides of the dust suction chamber (31) contacting with the brush assembly (5), the end of the brush assembly (5) rotating from the dust suction chamber (31) to the outside is an electrostatic electret chamber (32), and the end of the brush assembly (5) rotating from the outside to the dust suction chamber (31) is an electrostatic elimination chamber (33).

4. A negotiation table panel processing device according to claim 2, characterized in that the comb teeth (36) are curved needle-like racks.

5. The panel processing device for the negotiation table as claimed in claim 1, wherein the brush assembly (5) comprises a fixed shell (58), a rotating shaft (54) and brush strips (51), the fixed shell (58) is connected with the connecting assembly (4), a motor is arranged in the fixed shell (58), an output shaft of the motor is the rotating shaft (54) penetrating through the connecting assembly (4) at the other end, a plurality of rotating discs (53) capable of rotating around the diameter of the rotating shafts are embedded in the rotating shaft (54), two connecting rods which are perpendicular to the axial direction of the rotating shaft (54) and form a certain angle are fixed on two sides of each rotating disc (53), the plurality of rotating discs (53) which are parallel to each other are taken as a group, a plurality of groups of rotating discs (53) are uniformly distributed along different angles of the axial direction of the rotating discs, and brush strip seats (52) are hinged to the tail ends of the two connecting rods of each group of rotating discs (53), so that a circle of brush strip seats (52) which are, and the brush strip seats (52) with different heights are respectively provided with soft brush strips (51) and hard brush strips (51).

6. A panel processing device for negotiation tables according to claim 5, characterized in that each adjacent link of said turn table (53) with the same angle in the axial direction of the rotation shaft (54) is hinged together by a pull rod (55), the pull rod (55) near one end of the fixed housing (58) is hinged with a telescopic rod (57), each telescopic rod (57) is fixed on a rotation disc (56), and said rotation disc (56) is fixedly connected with the rotation shaft (54).

7. A panel processing device for negotiation tables according to claim 1, characterized in that the connection assembly (4) comprises a base (41), the base (41) is provided with a slide rail in the middle, a lower slide block (44) is fixed below the base (41), an upper slide block (43) is arranged above the base in a sliding manner, a slide block telescopic rod (42) is connected to the upper end of the upper slide block (43), the lower slide block (44) is rotatably connected with the rolling strips (6), and each rolling strip (6) is driven by a chain (45) and is driven to rotate by a driving device.

8. A panel processing device for negotiation tables according to claim 1, characterized in that the side grinding assembly (2) comprises side seats (21), a screw device (23), two side seats (21) are respectively fixed at two sides of the middle of the frame (1), the screw device (23) is arranged between the two side seats, the screw thread of the screw rod of the screw device (23) is bilaterally symmetrical, and the two sides of the screw rod are respectively provided with one grinding device (22) symmetrically.

9. A panel processing device for negotiation tables according to claim 1, characterized in that the outer layer of the roller strip (6) is wrapped with rubber sleeve.

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