CN211103491U - Special-shaped vacuum sanding integrated machine - Google Patents

Abstract

A special-shaped vacuum sanding all-in-one machine, comprising a main engine, a special-shaped blowing hood, a blowing duct, a main vacuuming duct, a cyclone dust removal mechanism, a high-pressure centrifugal fan, a vacuuming auxiliary pipeline and a negative pressure dust removal box, and the main engine is provided with a special-shaped blower The hood is also fixed with a cyclone dust removal mechanism. One end of the air blowing pipe and the auxiliary dust suction pipe is connected to the main machine, and the other end is directly inserted into the negative pressure dust removal box. Connect the cyclone dust removal mechanism, and insert the other end into the negative pressure dust removal box. The end outlet of the above-mentioned blowing duct and the suction auxiliary duct is connected to the dust hood and the special-shaped blowing hood through a hose, and the blowing duct supplies air for the host. When working, the conveying mechanism inputs the workpiece on it into the special-shaped vacuum sanding machine, and uses the compressed air as the power to form a high-speed jet beam through the compressed air inlet to spray the sanding abrasive in the sand storage tank at a high speed from the nozzle of the sandblasting mechanism. Out, the sanding abrasive is sprayed onto the surface of the workpiece for sanding.

Description

Special-shaped vacuum sanding machine

technical field

The utility model relates to a vacuum sanding machine, specifically a special-shaped vacuum sanding integrated machine, which belongs to the technical field of woodworking machinery and equipment manufacturing and application.

Background technique

The traditional sanding is generally to manually sand some workpieces with uneven surfaces, such as abrasive cloth, sandpaper or grinding wheel, which do not meet the process requirements. This method has high work intensity, low efficiency and unsatisfactory sanding effect. In addition, the existing sanding equipment has poor dust removal effect and pollutes the environment. Even if some manufacturers install the dust removal device themselves after purchasing the sanding equipment, not only the equipment covers a large area, but also the investment will increase, resulting in an increase in the production cost of the final product.

SUMMARY OF THE INVENTION

In order to make up for the above-mentioned defects of the prior art, the utility model provides an all-in-one special-shaped vacuum sanding machine with complete functions. The special-shaped vacuum sanding all-in-one machine includes a main engine, a special-shaped blowing hood, a blowing duct, a main vacuuming pipe, a cyclone dust removal mechanism, a high-pressure centrifugal fan, a vacuuming auxiliary pipe 7 and a negative pressure dust removal box.

The host is provided with a special-shaped blowing hood, and a cyclone dust-removing mechanism is also fixed. One end of the blowing duct and the auxiliary dust collecting duct is connected with the host, and the other end is directly inserted on the top of the negative pressure dust removal box. The negative pressure dust box is fixed with a high pressure centrifugal fan. One end of the main vacuum pipe is connected to the cyclone dust removal mechanism, and the other end is inserted into the negative pressure dust removal box. The end outlet of the above-mentioned blowing duct and the auxiliary dust collecting duct is connected with the dust collecting hood and the special-shaped blowing hood through a hose. The air duct supplies air to the host.

Further, the frame of the main machine is fixed with a blower hood, a rear dust hood, a sand storage tank, a swing motor, an air supply tank and a conveying mechanism. The swing motor is connected with the transmission connecting rod, the transmission connecting rod is connected with the swing shaft of the spray gun, and the swing shaft of the spray gun is fixed on the frame through bolts and bearing seats. Also fixed on the frame are screw motor, auger discharge mechanism, sandblasting mechanism, ash cleaning mechanism and conveying motor.

Further, the blowing hood and the rear dust hood are fixed on the frame close to the output end of the workpiece; the sand storage tank is fixed on the upper part of the frame; the fixed positions of the swing motor, the air supply tank and the front dust hood are close to the input end of the workpiece; Positioned near the middle of the frame.

Further, the dust cleaning mechanism includes an active motor. The active motor is connected with the cleaning roller to drive the cleaning roller to rotate. The lifting mechanism installed on the side of the main frame is connected with the fixed frame of the cleaning roller through the lifting guide mechanism to drive the cleaning roller to rise and fall; the two cleaning rollers are moved up and down; There is an ash suction hood between the rollers, and the blowing hood is directly fixed on the main frame. The above-mentioned cleaning mechanism uses the cleaning roller to clean the dust on the workpiece that has completed the sanding operation. Due to the design of the lifting mechanism, the cleaning effect is better for workpieces with special shapes and different thicknesses.

Further, the auger discharging mechanism installed on the main frame includes a box body, and the upper opening of the box body is matched and welded with the opening opened at the lower part of the auger feeding pipe; the box body is provided with a discharging port. The auger discharge mechanism collects the excess sanding abrasive on the workpiece above the conveying mechanism to the box body through the feeding rotating blade and sends it to the cyclone dust removal mechanism through the hose connected with the discharge port.

The special-shaped blowing hood includes a back plate, a blowing hood main body is fixed on the back plate, and an air supply port is formed at the top of the blowing hood main body.

Further, the back plate is provided with adjustment long holes near both sides, and the distance between the special-shaped blowing hood and the conveying mechanism can be adjusted according to the actual shape and thickness of the workpiece, so as to enhance the effect of blowing off the sanding abrasive on the workpiece.

Further, the air supply port and the blowing hood are respectively connected with the blowing duct through a hose.

Further, the special-shaped blowing hood and the blowing hood are built-in.

The cyclone dust removal mechanism is installed on the upper cover plate of the sand storage tank, and the cyclone dust removal mechanism is connected with the negative pressure dust removal box through the dust suction main pipeline, and the negative pressure dust removal box is provided with a high-pressure centrifugal fan.

Further, the rear dust collecting hood and the front dust collecting hood are respectively connected with the dust suction auxiliary pipeline through the hose, and the dust suction auxiliary pipeline is connected to the negative pressure dust removal box.

The above-mentioned screw motor transports the sanding abrasive in the equipment to the auger discharge mechanism through the screw feeding mechanism, and the auger discharge mechanism sends the sanding abrasive to the cyclone dust removal mechanism. In the sand storage tank, the dust is lightly recycled into the negative pressure dust box through the main pipeline. The high-pressure centrifugal fan blows the air to the surface of the workpiece through the blowing duct connected to it to blow off the abrasive on the workpiece to be recovered and collected in the sand storage tank.

When working, the conveying mechanism is connected with the motor through the chain on the sprocket on the driving shaft, and the passive shaft drives the conveying mechanism through the belt on the pulley to input the workpieces on it into the special-shaped vacuum sanding machine. At this time, the compressed air is used as the power to form a high-speed jet beam through the compressed air inlet, and the sanding abrasive in the sand storage tank is ejected at a high speed from the nozzle of the sandblasting mechanism, and the sanding abrasive is sprayed to the surface of the workpiece for sanding operation.

The utility model is characterized in that the special-shaped vacuum sanding machine integrates the functions of sanding, sanding abrasive recovery and dust removal. There is no need for an external dust collector, and its own dust removal mechanism can meet the dust removal requirements of the host. The special-shaped blowing hood set at the discharge port can blow off the abrasive on the surface of the workpiece, so that the abrasive can be recycled to the feeding system, improve the utilization rate of the abrasive and reduce the cost. The designed swing mechanism is more suitable for the sanding process of flat special-shaped workpieces, and better solves the problem that the sanding of uneven workpieces is easy to produce dead angles. The processing area of the workpiece is effectively increased, the production efficiency is improved several times compared with the existing woodworking mechanical sander, and the sanding abrasive is saved. The abrasives are conventional sandblasting abrasives, white corundum and glass beads, which are easy to purchase and cheap, and can reduce production costs. It has the characteristics of high degree of automation, compact structure and small footprint. Due to the design of the cleaning mechanism and the auger discharge mechanism, it is more suitable for all kinds of primer sanding machines (PU, PE, UV), special-shaped plates, moldings, carvings, deep grooves, sanding of pressing lines, etc. The machine has high working efficiency, can complete 90% to 95% of the whole workpiece sanding operation, is easy to adjust and operate, and has a beautiful sanding effect.

Description of drawings

Figure 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic diagram of the host in FIG. 1 .

FIG. 3 is a schematic diagram of the connection of the cyclone dust removal, sand storage tank and sand blasting mechanism in FIG. 1 .

FIG. 4 is a schematic structural diagram of the special-shaped hood in FIG. 1 .

Figure 5 is a schematic diagram of a built-in ash cleaner on the discharge side.

Figure 6 is a schematic diagram of the auger discharging mechanism.

In the above figure: main engine 1; special-shaped blowing hood 2; blowing duct 3; main dust collection pipe 4; cyclone dust removal mechanism 5; high pressure centrifugal fan 6; dust suction auxiliary pipe 7; negative pressure dust removal box 8; frame 1-1; Cover 1-2; rear dust cover 1-3; sand storage tank 1-4; transmission connecting rod 1-5; spray gun swing shaft 1-6; swing motor 1-7; air supply tank 1-8; front vacuum Cover 1-9; conveying mechanism 1-10; screw motor 1-11; auger discharge mechanism 1-12; discharge port 1-12a; box 1-12b; auger feeding pipe 1-12c; feeding rotating blade 1-12d; Sandblasting mechanism 1-13; Conveying motor 1-14; Dust cleaning mechanism 1-15; Active motor 1-15a; Lifting mechanism 1-15b; Lifting guide mechanism 1-15c; Ash roller 1-15e; back plate 2-1; air outlet 2-2; adjustment slot 2-3; main body of blower hood 2-4.

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.

Detailed ways

Example

As shown in Figure 1-4, a fully functional special-shaped vacuum sanding machine. The special-shaped vacuum sanding all-in-one machine includes a main engine 1, a special-shaped blowing hood 2, a blowing duct 3, a main dust collection pipe 4, a cyclone dust removal mechanism 5, a high-pressure centrifugal fan 6, a dust suction auxiliary pipe 7 and a negative pressure dust removal box 8.

The host 1 is provided with a special-shaped blower hood 2, and a cyclone dust removal mechanism 5 is also fixed. One end of the blowing duct 3 and the auxiliary dust collecting duct 7 is connected with the main engine 1 , and the other end is directly inserted on the top of the negative pressure dust removal box 8 . The negative pressure dust box 8 is fixed with a high pressure centrifugal fan 6 . One end of the main dust collection pipe 4 is connected to the cyclone dust removal mechanism 5 , and the other end is inserted into the negative pressure dust removal box 8 . The outlet at the end of the above-mentioned blowing duct 3 and the dust suction auxiliary duct 7 is connected to the dust hood and the special-shaped blowing hood through a hose. The air duct 3 supplies air to the host 1 .

The frame 1-1 of the main machine 1 is fixed with a blower hood 1-2, a rear dust hood 1-3, a sand storage tank 1-4, a swing motor 1-7, an air supply tank 1-8 and a conveying mechanism 1- 10. The swing motor 1-7 is connected with the transmission connecting rod 1-5, the transmission connecting rod 1-5 is connected with the spray gun swing shaft 1-6, and the spray gun swing shaft 1-6 is fixed on the frame 1-1 by bolts and bearing seats. Also fixed on the frame 1-1 are the screw motor 1-11, the auger discharging mechanism 1-12, the sandblasting mechanism 1-13, the ash cleaning mechanism 1-15 and the conveying motor 1-14.

The blowing hood 1-2 and the rear dust hood 1-3 are fixed on the frame 1-1 near the output end of the workpiece; the sand storage tank 1-4 is fixed on the upper part of the frame 1-1; the swing motor 1-7, the air supply tank The fixed position of 1-8 and the front dust cover 1-9 is close to the input end of the workpiece; the fixed position of the conveying mechanism 1-10 is close to the middle position of the frame 1-1.

Preferably, the sandblasting mechanisms 1-13 are provided with at least 15 nozzles.

The special-shaped blowing hood 2 includes a back plate 2-1, a blowing hood main body 2-4 is fixed on the back plate 2-1, and an air supply port 2-2 is formed at the top of the blowing hood main body 2-4.

As an improvement of this technical solution, adjustment long holes 2-3 are formed on both sides of the back plate 2-1, respectively, so that the distance between the special-shaped blowing hood 2 and the conveying mechanism 1-10 can be adjusted according to the actual shape and thickness of the workpiece, so that the To enhance the effect of blowing off the abrasive on the workpiece.

The air supply port 2-2 and the blowing hood 1-2 are respectively connected with the blowing duct through a hose.

The special-shaped blowing hood 2 and the blowing hood 1-2 are built-in types.

The cyclone dust removal mechanism 5 is installed on the upper cover plate of the sand storage tanks 1-4. The cyclone dust removal mechanism 5 is connected to the negative pressure dust removal box 8 through the dust suction main pipe 4, and the negative pressure dust removal box 8 is provided with a high pressure centrifugal fan 6.

The rear dust hoods 1-3 and the front dust hoods 1-9 are respectively connected to the dust suction auxiliary pipeline 7 through the hose, and the dust suction auxiliary pipeline 7 is connected to the negative pressure dust removal box 8 .

The screw motor 1-11 transports the sanding abrasive in the equipment to the auger discharging mechanism 1-12 through the screw feeding mechanism, and the auger discharging mechanism 1-12 sends the sanding abrasive into the cyclone dust removal mechanism 5, and the sanding The abrasive is separated by its own weight greater than the dust and falls directly into the sand storage tank 5 , and the dust is lightly recovered into the negative pressure dust removal box 8 through the main pipeline 4 . The high-pressure centrifugal fan 6 blows the air to the surface of the workpiece through the blowing duct 3 connected to it to blow off the abrasive on the workpiece to be recovered and collected into the sand storage tank 5 .

As shown in Figure 5, the cleaning mechanism 1-15 includes an active motor 1-15a. The active motor 1-15a is connected with the cleaning roller 1-15e to drive the cleaning roller 1-15e to rotate. The lifting mechanism 1-15b installed on the side of the main frame 1-1 is connected to the fixed frame of the cleaning roller 1-15e through the lifting guide mechanism 1-15c, and drives the cleaning roller 1-15e to rise and fall; the two cleaning rollers Between 1-15e there is an ash suction hood 1-15f, and a blowing hood 1-15d is directly fixed on the main frame 1-1. The above-mentioned cleaning mechanism uses the cleaning roller 1-15e to clean the dust on the workpiece that has completed the sanding operation. Because of the design of the lifting mechanism 1-15b, the cleaning effect is better for workpieces with different shapes and different thicknesses.

As shown in Figure 6, the auger discharging mechanism 1-12 installed on the main frame 1-1 includes a box body 1-12b, the upper opening of the box body 1-12b and the opening opened at the lower part of the auger feeding pipe 1-12c Matching and welding; the box body 1-12b is provided with a discharge port 1-12a. The auger discharging mechanism 1-12 collects the excess sanding abrasive on the workpiece above the conveying mechanism 1-10 to the box 1-12b through the feeding rotating blade and sends it into the cyclone dust removal through the hose connected with the discharging port 1-12a Mechanism 5; the box body is a square box, which can prevent the discharge port from being blocked due to too fast blanking and losing the feeding function.

When working, the conveying mechanism 1-10 is connected to the motor through the chain on the sprocket on the driving shaft, and the passive shaft drives the conveying mechanism 1-10 through the belt on the pulley to input the workpieces on it into the special-shaped vacuum sanding machine. . At this time, the compressed air is used as the power to form a high-speed jet beam through the compressed air inlet 9 to spray the sanding abrasive in the sand storage tank 1-4 from the nozzle of the sand mechanism 1-13 at a high speed, and the sanding abrasive is sprayed to the workpiece surface. Do sanding work.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included in the present invention. within the scope of protection of the utility model.

Claims (10)

1. A special-shaped vacuum sanding machine, characterized in that: it comprises a main engine, a special-shaped blowing hood, a blowing duct, a main dust collecting duct, a cyclone dust removal mechanism, a high-pressure centrifugal fan, a secondary dust suction duct and a negative pressure dust removal box, and the There is a special-shaped blowing hood on the main machine, and a cyclone dust removal mechanism is also fixed. One end of the blowing pipe and the auxiliary dust suction pipe is connected with the main machine, and the other end is directly inserted into the negative pressure dust box. The negative pressure dust box is fixed with a high-pressure centrifugal fan. One end of the main vacuuming pipe is connected to the cyclone dust removal mechanism, and the other end is inserted into the negative pressure dust removal box. The end outlet of the above-mentioned blowing pipe and the vacuum auxiliary pipe is connected with the vacuuming hood and the special-shaped blowing hood through a hose, and the blowing pipe supplies air for the main engine. . 2. The special-shaped vacuum sanding machine as claimed in claim 1, characterized in that: a blower hood, a rear dust hood, a sand storage tank, a swing motor, an air supply tank and a conveying mechanism are fixed on the frame of the main machine, The swing motor is connected with the transmission connecting rod, the transmission connecting rod is connected with the swing shaft of the spray gun, and the swing shaft of the spray gun is fixed on the frame through bolts and bearing seats. Ash mechanism and conveying motor. 3. The special-shaped vacuum sanding machine as claimed in claim 2, characterized in that: the blowing hood and the rear dust hood are fixed on the frame close to the output end of the workpiece; the sand storage tank is fixed on the upper part of the frame; The fixed position of the air tank and the front dust cover is close to the input end of the workpiece; the fixed position of the conveying mechanism is close to the middle position of the frame. 4. The all-in-one machine for special-shaped vacuum sanding as claimed in claim 2, characterized in that: the cleaning mechanism comprises an active motor, and the active motor is connected with the cleaning roller to drive the cleaning roller to rotate, and is installed on the side of the main frame. The lifting mechanism is connected with the fixed frame of the cleaning roller through the lifting guide mechanism, and drives the cleaning roller to rise and fall; the two cleaning rollers are provided with an ash suction hood, and the blowing hood is directly fixed on the main frame. 5. The special-shaped vacuum sanding machine as claimed in claim 2, characterized in that: the auger discharging mechanism installed on the frame of the main frame comprises a box body, an upper opening of the box body and an opening opened at the lower part of the auger feeding pipe Matching and welding, the box body is provided with a discharge port. 6. The special-shaped vacuum sanding all-in-one machine according to claim 1, characterized in that: the special-shaped blowing hood comprises a back plate, a blowing hood main body is fixed on the back plate, and an air outlet is formed at the top of the blowing hood main body; The plate is provided with adjustment long holes near both sides, and the distance between the special-shaped blowing hood and the conveying mechanism is adjusted according to the actual shape and thickness of the workpiece. 7. The special-shaped vacuum sanding integrated machine according to claim 1, wherein the cyclone dust removal mechanism is installed on the upper cover plate of the sand storage tank, and the cyclone dust removal mechanism is connected to the negative pressure dust removal box through the dust suction main pipe, There is a high pressure centrifugal fan on the negative pressure dust box. 8 . The special-shaped vacuum sanding machine according to claim 3 , wherein the rear dust hood and the front dust hood are respectively connected to the vacuum suction auxiliary pipeline through a hose, and the suction auxiliary pipeline is connected to the negative pressure. 9 . on the dust box. 9 . The special-shaped vacuum sanding all-in-one machine according to claim 2 , wherein the sand blasting mechanism is provided with at least 15 nozzles. 10 . 10 . The special-shaped vacuum sanding machine according to claim 5 , wherein the box body is a square box. 11 .

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