CN115401619A

CN115401619A - Sand blasting robot

Info

Publication number: CN115401619A
Application number: CN202210976250.3A
Authority: CN
Inventors: 严念春
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2022-11-29

Abstract

The invention discloses a sand blasting robot, which structurally comprises a connecting base, a first support arm, a second support arm and a sand blasting mechanism, wherein the lower end of the first support arm is arranged at the upper end of the connecting base, the upper end of the first support arm is connected with the lower end of the second support arm, an opening and closing piece is pushed by air pressure to rotate towards the left side, an air inlet is communicated, the air inlet is compressed through a guide piece, the air pressure is improved, after air inlet is stopped, the air pressure disappears, the opening and closing piece is driven by a torsion shaft to automatically reset and close, sand is prevented from being sucked into the air inlet by air backflow, the sand flowing in the sand blasting process is cut through a blade arranged on the outer side of a fixed rod, larger sand is prevented from impacting the surface of an object to form a groove, the sand blasting precision is improved, the connecting rod slides on the guide rod stably, meanwhile, a spring generates elasticity, the outer side of a wall scraping plate scrapes the inner wall of the sand blasting end, the sand is prevented from being blocked in a nozzle body after sand blasting is stopped, and the service life of the nozzle body is prolonged.

Description

Sand blasting robot

Technical Field

The invention relates to the field of robots, in particular to a sand blasting robot.

Background

The sandblast is the process of the impact cleaning and alligatoring base member surface that utilizes high-speed sand to flow, thereby the sandblast robot controls the shower nozzle through the manipulator arm and carries out sandblast work to the surface of article, the precision of sandblast has been improved, and simultaneously more has the security, but because the sand suction pipe that connects on the shower nozzle on the sandblast robot inside link up with the jet-propelled pipe is inside, will inhale inside grit through the jet-propelled pipe and carry out the atmospheric pressure and spray, thereby form sandblast work, after jet-propelled pipe work is accomplished, inside atmospheric pressure disappears, at this moment, the inside atmospheric pressure that produces of jet-propelled pipe is poor, thereby form the atmospheric pressure refluence, at this moment will inhale inside grit of jet-propelled pipe with the inside grit of sand suction pipe easily, lead to the inside friction that produces of jet-propelled pipe to take place to damage, simultaneously the shower nozzle stop work back, inside part grit that remains easily, lead to the grit to block up inside the shower nozzle, reduce the life of use of shower nozzle.

Disclosure of Invention

The technical scheme adopted by the invention for realizing the technical purpose is as follows: this sandblast robot, its structure is including connecting base, first support arm, second support arm, sandblast mechanism, first support arm lower extreme is installed in connecting the base upper end to first support arm upper end and second support arm lower extreme hub connection, second support arm upper end is equipped with sandblast mechanism, sandblast mechanism is including rotating shell, feed mechanism, nozzle mechanism, it is connected with second support arm upper extreme hub connection to rotate the shell right-hand member and be equipped with feed mechanism, it is equipped with nozzle mechanism to rotate the shell left end to and feed mechanism link up with nozzle mechanism inside mutually.

As a further improvement of the invention, the feeding mechanism comprises a flexible hose, an air injection mechanism and a sand suction mechanism, the flexible hose is arranged at the right end of the outer side of the rotating shell, the left end of the flexible hose is communicated with the air injection mechanism, the upper end of the sand suction mechanism is arranged at the lower end of the air injection mechanism and is communicated with the lower end of the air injection mechanism, the left end of the air injection mechanism is communicated with the right end of the nozzle mechanism, and the flexible hose is of a corrugated structure, is made of rubber and has certain resilience.

As a further improvement of the invention, the air injection mechanism comprises an air inlet, a torsion shaft, an opening and closing plate, an air guide pipe and guide plates, wherein the right end of the air inlet is communicated with a telescopic hose, the inner wall of the right end of the air inlet is hinged with the outer end of the opening and closing plate through the torsion shaft, the left end of the air inlet is welded with and communicated with the right end of the air guide pipe, the guide plates are welded on the inner wall of the air guide pipe, the upper end of the sand suction mechanism is installed at the lower end of the air guide pipe and communicated with the lower end of the air guide pipe, the left end of the air guide pipe is communicated with the right end of the nozzle mechanism, and the torsion shaft and the opening and closing plate are both provided with two parts and are installed inside the air inlet in a vertically symmetrical mode.

As a further improvement of the invention, the sand suction mechanism comprises a joint, a sand inlet pipe, three blades, a rotating shaft rod, three sieving plates and a through hole, wherein the upper end of the joint is arranged at the lower end of the sand inlet pipe and is communicated with the lower end of the sand inlet pipe, the lower end of the rotating shaft rod is arranged at the lower end of the sand inlet pipe in a clearance fit manner, the blades are welded on the outer side of the lower end of the rotating shaft rod, the rotating shaft rod penetrates through the middle end of the sieving plates and rotates synchronously, the sieving plates are arranged in the sand inlet pipe, the through hole is arranged in the sieving plates in a penetrating manner, and the sieving plates are in a disc shape and are distributed on the outer side of the rotating shaft rod at equal intervals.

As a further improvement of the invention, the nozzle mechanism comprises an adapter, a nozzle body, a fixed rod, a blade and a cleaning mechanism, wherein the inner part of the right end of the adapter is communicated with the left end of the air duct, the nozzle body is welded at the left end of the adapter, the fixed rod is arranged at the middle end of the inner part of the nozzle body, the blade is welded at the outer side of the fixed rod, the cleaning mechanism is slidably arranged at the left end of the inner part of the nozzle body, the blade is arranged at the outer side of the fixed rod in an inclined angle, and the blade edge of the blade is positioned at the right side.

As a further improvement of the invention, the cleaning mechanism comprises a guide rod, a connecting rod, a spring and a wall scraping disc, wherein the right end of the guide rod is welded with the left end of the fixed rod, the inner end of the connecting rod is slidably arranged in the guide rod, the inner end of the connecting rod is welded with the spring, the spring is arranged in the outer side of the guide rod, the outer end of the connecting rod is welded with the inner wall of the wall scraping disc, the outer end of the wall scraping disc is abutted against the inner wall of the left side of the nozzle body, the connecting rod and the spring are respectively provided with four, and the four connecting rods are connected to the outer side of the guide rod and the inner wall of the wall scraping disc in four directions.

The invention has the beneficial effects that:

1. atmospheric pressure promotes the switching piece and turns to the left side and rotates for the air inlet switches on, inside atmospheric pressure entered into the air duct after that, compress through the guide piece, improve atmospheric pressure injection ability, the atmospheric pressure that the grit flows makes the blade drive the rotation axostylus axostyle and rotates, at this moment cross the sieve piece and follow the rotation and filter the grit, the grit enters into inside the air duct, the back of stopping admitting air, atmospheric pressure disappears, it is closed to drive switching piece automatic re-setting through the torsion shaft, avoid gas reflux to inhale the air inlet with the grit inside.

2. The blade that sets up through the dead lever outside cuts the grit that the sandblast in-process flows, avoids great grit to cause great impact to form the recess on the article surface, improves the precision of sandblast simultaneously, carries out steady slip on the guide bar through the connecting rod, and the spring produces elasticity simultaneously to make and scrape wall dish outside end and scrape nozzle body inner wall, avoid the grit to block up inside the nozzle body after the sandblast stops, improve the life of nozzle body.

Drawings

Fig. 1 is a schematic structural diagram of a blasting robot according to the present invention.

Fig. 2 is a schematic diagram of an internal structure of a sand blasting mechanism according to the present invention.

Fig. 3 is a schematic structural diagram of a feeding mechanism according to the present invention.

Fig. 4 is an enlarged view of the interior and a portion of an air injection mechanism according to the present invention.

Fig. 5 is a schematic view of the internal and partial three-dimensional structure of a sand suction mechanism according to the present invention.

Fig. 6 is a schematic diagram of an internal structure of a nozzle mechanism according to the present invention.

Fig. 7 is a schematic structural diagram of a working state of a cleaning mechanism according to the present invention.

In the figure: the sand blasting machine is characterized by comprising a connecting base-1, a first support arm-2, a second support arm-3, a sand blasting mechanism-4, a rotating shell-41, a feeding mechanism-42, a nozzle mechanism-43, a telescopic hose-421, an air jetting mechanism-422, a sand sucking mechanism-422, an air inlet-22 a, a torsion shaft-22 b, an opening and closing plate-22 c, an air guide pipe-22 d, a guide plate-22 e, a connector-23 a, a sand inlet pipe-23 b, a blade-23 c, a rotating shaft-23 d, a sieving plate-23 e, a through hole-23 f, a connector-431, a nozzle body-432, a fixing rod-433, a blade-434, a cleaning mechanism-435, a guide rod-35 a, a connecting rod-35 b, a spring-35 c and a wall scraping disc-35 d.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

example 1:

as shown in figures 1 to 5:

the invention relates to a sand blasting robot which structurally comprises a connecting base 1, a first support arm 2, a second support arm 3 and a sand blasting mechanism 4, wherein the lower end of the first support arm 2 is installed at the upper end of the connecting base 1, the upper end of the first support arm 2 is connected with the lower end of the second support arm 3 through a shaft, the upper end of the second support arm 3 is provided with the sand blasting mechanism 4, the sand blasting mechanism 4 comprises a rotating shell 41, a feeding mechanism 42 and a nozzle mechanism 43, the rotating shell 41 is connected with the upper end of the second support arm 3 through a shaft, the right end of the rotating shell 41 is provided with the feeding mechanism 42, the left end of the rotating shell 41 is provided with the nozzle mechanism 43, and the feeding mechanism 42 is communicated with the inside of the nozzle mechanism 43.

Wherein, feed mechanism 42 includes expansion hose 421, jet-propelled mechanism 422, inhales sand mechanism 422, expansion hose 421 installs at 41 outside right-hand members of rotation shell to expansion hose 421 left end link up with jet-propelled mechanism 422 mutually, inhale sand mechanism 422 upper end and install at jet-propelled mechanism 422 lower extreme and link up mutually, jet-propelled mechanism 422 left end and nozzle mechanism 43 right-hand member link up mutually, expansion hose 421 is fold type structure to adopt the rubber material, have certain resilience, do benefit to and stretch out and draw back, thereby when ensureing to rotate shell 41 and rotate, carry out firm connection between expansion hose 421 and the rotation shell 41 and install.

The air injection mechanism 422 comprises an air inlet 22a, a torsion shaft 22b, an opening and closing piece 22c, an air guide pipe 22d and a guide piece 22e, wherein the right end of the air inlet 22a is communicated with the telescopic hose 421, the inner wall of the right end of the air inlet 22a is hinged with the outer end of the opening and closing piece 22c through the torsion shaft 22b, the left end of the air inlet 22a is welded with and communicated with the right end of the air guide pipe 22d, the guide piece 22e is welded on the inner wall of the air guide pipe 22d, the upper end of the sand suction mechanism 422 is installed at the lower end of the air guide pipe 22d and communicated with the lower end of the air guide pipe 22d, the left end of the air guide pipe 22d is communicated with the right end of the nozzle mechanism 43, the torsion shaft 22b and the opening and closing piece 22c are arranged in an up-down symmetrical mode and installed inside the air inlet 22a, sand and sand is automatically opened by extruding through the air pressure during air inlet process, after air inlet is stopped, the air pressure disappears, and the opening and closing piece 22c is automatically reset and closed through the torsion shaft 22b, so as to prevent air from flowing back and being sucked into the air inlet 22 a.

The sand suction mechanism 422 comprises a joint 23a, a sand inlet pipe 23b, blades 23c, a rotating shaft rod 23d, a sieving plate 23e and a through hole 23f, wherein the upper end of the joint 23a is arranged at the lower end of the sand inlet pipe 23b and communicated with the lower end of the sand inlet pipe 23b, the lower end of the rotating shaft rod 23d is arranged at the lower end of the sand inlet pipe 23b in a clearance fit mode, the blades 23c are welded on the outer side of the lower end of the rotating shaft rod 23d, the rotating shaft rod 23d penetrates through the middle end of the inner part of the sieving plate 23e and rotates synchronously, the sieving plate 23e is arranged in the sand inlet pipe 23b, the through hole 23f penetrates through the inner part of the sieving plate 23e, the sieving plate 23e is in a disc shape and is provided with three through holes, fine sand is conducted through the through hole 23f in the sieving plate 23e, larger sand cannot pass through, sand is screened, and larger sand is prevented from causing larger impact on the surface of the larger sand.

The specific use mode and function of the embodiment are as follows:

according to the invention, the right end of the telescopic hose 421 is connected with an external cylinder, the connector 23a is connected with an external sand storage, the lower end of the first support arm 2 is driven to rotate through the connecting base 1, meanwhile, the sand blasting mechanism 4 is moved to the periphery of an object to be blasted through the linkage of the first support arm 2 and the second support arm 3, then, the rotating shell 41 rotates, the rotating shell 41 is connected through the telescopic connection of the telescopic hose 421 in the rotating process, the connection sealing performance of the telescopic hose 421 is ensured, the nozzle mechanism 43 is aligned with the object, air pressure is sprayed into the telescopic hose 421 through the cylinder, at the moment, the opening and closing piece 22c is pushed by the air pressure to rotate towards the left side, the air inlet 22a is conducted, then, the air pressure enters the air guide tube 22d and is compressed through the guide piece 22e, the spraying capacity of the air pressure is improved, meanwhile, the external sand enters the sand inlet tube 23b, the air pressure flowing through the sand makes the blades 23c drive the rotating piece 23d to rotate, at the moment, the sieving piece 23e rotates to screen, sand enters the air inlet 22d, sand enters the air guide tube 22d, the sand disappears after the air pressure stops, the sand opening and the sand inlet shaft 22b drives the sand shaft to automatically to suck the sand back into the sand shaft to close, and the sand inlet 22a to prevent the sand from flowing back to the sand from flowing into the sand inlet 22 a.

Example 2:

as shown in figures 6 to 7:

the nozzle mechanism 43 comprises an adapter 431, a nozzle body 432, a fixing rod 433, a blade 434 and a cleaning mechanism 435, the inside of the right end of the adapter 431 is communicated with the left end of the air duct 22d, the nozzle body 432 is welded at the left end of the adapter 431, the fixing rod 433 is arranged at the middle end of the inside of the nozzle body 432, the blade 434 is welded at the outer side of the fixing rod 433, the cleaning mechanism 435 is slidably installed at the left end of the inside of the nozzle body 432, the blade 434 is installed at the outer side of the fixing rod 433 in an inclined angle, and the blade edge of the blade 434 is located at the right side, so that sand and stones can be cut in a sand blasting process, the fineness of the sand and stones in a sand blasting process is improved, and the precision of sand blasting is improved.

The cleaning mechanism 435 includes a guide rod 35a, a connecting rod 35b, a spring 35c, and a wall scraping plate 35d, the right end of the guide rod 35a is welded to the left end of the fixing rod 433, the inner end of the connecting rod 35b is slidably mounted inside the guide rod 35a, the inner end of the connecting rod 35b is welded to the spring 35c, the spring 35c is disposed inside the outer side of the guide rod 35a, the outer end of the connecting rod 35b is welded to the inner wall of the wall scraping plate 35d, the outer end of the wall scraping plate 35d is in contact with the inner wall of the nozzle body 432 at the left side, four connecting rods 35b and four spring 35c are provided, and the four connecting rods 35b are connected to four positions of the outer side of the guide rod 35a and the inner wall of the wall scraping plate 35d, so as to ensure that the guide rod 35a can slide horizontally and smoothly, thereby scraping and cleaning sand blocking inside the nozzle body 432.

The specific use mode and function of the embodiment are as follows:

according to the invention, after sand enters the nozzle body 432 from the adapter 431, the sand flowing in the sand blasting process is cut by the blade 434 arranged on the outer side of the fixing rod 433, so that the fineness of the sand is improved, the larger sand is prevented from impacting the surface of an object to form a groove, the sand blasting precision is improved, meanwhile, the air pressure generated by the flowing sand pushes the wall scraping disc 35d, the connecting rod 35b slides on the guide rod 35a smoothly, the spring 35c generates elasticity, so that the wall scraping disc 35d slides along the guide rod 35a smoothly and repeatedly in the transverse direction, the outer side end of the wall scraping disc 35d scrapes the inner wall of the nozzle body 432, the sand blocked in the nozzle body 432 is cleaned, the sand is prevented from being blocked in the nozzle body 432 after the sand blasting is stopped, and the service life of the nozzle body 432 is prolonged.

The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.

Claims

1. The utility model provides a sandblast robot, its structure is including connecting base (1), first support arm (2), second support arm (3), sandblast mechanism (4), first support arm (2) lower extreme is installed and is being connected base (1) upper end to first support arm (2) upper end and second support arm (3) lower extreme hub connection, second support arm (3) upper end is equipped with sandblast mechanism (4), its characterized in that:

sandblast mechanism (4) are including rotating shell (41), feed mechanism (42), nozzle mechanism (43), it is hub connection on shell (41) and second support arm (3) to rotate shell (41) right-hand member and be equipped with feed mechanism (42), it is equipped with nozzle mechanism (43) to rotate shell (41) left end to feed mechanism (42) link up with nozzle mechanism (43) inside mutually.

2. A blasting robot as claimed in claim 1, wherein: feeding mechanism (42) are including flexible hose (421), jet-propelled mechanism (422), inhale sand mechanism (422), flexible hose (421) are installed and are being rotated shell (41) outside right-hand member to flexible hose (421) left end link up with jet-propelled mechanism (422) mutually, inhale sand mechanism (422) upper end and install jet-propelled mechanism (422) lower extreme and link up mutually, jet-propelled mechanism (422) left end link up mutually with nozzle mechanism (43) right-hand member.

3. A blasting robot as claimed in claim 2, wherein: the jet mechanism (422) comprises an air inlet (22 a), a torsion shaft (22 b), an opening and closing sheet (22 c), an air guide pipe (22 d) and a guide sheet (22 e), wherein the right end of the air inlet (22 a) is communicated with a telescopic hose (421), the inner wall of the right end of the air inlet (22 a) is hinged to the outer end of the opening and closing sheet (22 c) through the torsion shaft (22 b), the left end of the air inlet (22 a) is welded to and communicated with the right end of the air guide pipe (22 d), the guide sheet (22 e) is welded to the inner wall of the air guide pipe (22 d), the upper end of the sand suction mechanism (422) is installed at the lower end of the air guide pipe (22 d) and is communicated with the right end of the nozzle mechanism (43), and the left end of the air guide pipe (22 d) is communicated with the right end of the nozzle mechanism (43).

4. A blasting robot as claimed in claim 3, wherein: inhale sand mechanism (422) including joint (23 a), advance sand pipe (23 b), blade (23 c), rotating shaft pole (23 d), sieve piece (23 e), via hole (23 f), joint (23 a) upper end is established and is link up at advancing sand pipe (23 b) lower extreme, rotating shaft pole (23 d) lower extreme adopts clearance fit to install at the inside lower extreme of advancing sand pipe (23 b) to blade (23 c) welding is in rotating shaft pole (23 d) lower extreme outside, rotating shaft pole (23 d) run through in sieve piece (23 e) inside middle-end and synchronous rotation, it is located into sand pipe (23 b) inside to cross sieve piece (23 e), it has via hole (23 f) to run through inside sieve piece (23 e).

5. A blasting robot as claimed in claim 3, characterized in that: the nozzle mechanism (43) comprises an adapter (431), a nozzle body (432), a fixing rod (433), a blade (434) and a cleaning mechanism (435), wherein the inside of the right end of the adapter (431) is communicated with the left end of the air duct (22 d), the nozzle body (432) is welded at the left end of the adapter (431), the fixing rod (433) is arranged at the middle end inside the nozzle body (432), the blade (434) is welded at the outer side of the fixing rod (433), and the cleaning mechanism (435) is slidably installed at the left end inside the nozzle body (432).

6. A blasting robot as claimed in claim 5, wherein: the cleaning mechanism (435) comprises a guide rod (35 a), a connecting rod (35 b), a spring (35 c) and a wall scraping disc (35 d), the right end of the guide rod (35 a) is welded with the left end of the fixing rod (433), the inner side end of the connecting rod (35 b) is slidably mounted inside the guide rod (35 a), the inner side end of the connecting rod (35 b) is welded with the spring (35 c), the spring (35 c) is arranged inside the outer side of the guide rod (35 a), the outer side end of the connecting rod (35 b) is welded with the inner wall of the wall scraping disc (35 d), and the outer side end of the wall scraping disc (35 d) abuts against the inner wall of the left side of the nozzle body (432).