CN111267005A - Derusting machine with large rust removal area - Google Patents

Abstract

The invention provides a rust removal machine with a large rust removal area, which includes a rust removal warhead, the rust removal warhead has a base and a projectile body installed in the base, and the base is provided with a front end hole and a rear end hole; and a driving mechanism is included. The rear end hole extends into the base to drive the projectile so that the projectile can be ejected through the front end hole for rust removal; the base clamps the projectile to prevent the projectile from coming out; there are multiple rust removal warheads, and the plurality of rust removal warheads are arranged side by side The rust-removing warhead has a lateral protrusion; it also includes a rust-removing panel, which is blocked in front of the lateral protrusion of each rust-removing warhead and has a plurality of mounting holes for the projectiles of each rust-removing warhead to be ejected. The rust removal panel is blocked in front of the lateral protrusions of each rust removal warhead, so that the rust removal panel can prevent the base of the rust removal warhead from slipping off. This eliminates the need to install multiple springs on the descaling panel, making the installation process easier.

Description

Derusting machine with large rust removal area

technical field

The invention relates to the field of rust removal, in particular to a rust remover with a large rust removal area.

Background technique

At present, the Chinese patent document with publication number CN209754923U discloses a single rust removal warhead, as shown in Figures 1 and 2 , the rust removal warhead comprises a base 3 with a front end hole 4 at the front end, and is movably installed at the front end of the base 3 The bullet body 2 in the hole 4 is inactive and closes the front end hole 4 of the base 3 under normal conditions, so that there is an inner cavity in the base 3 that is not connected to the outside atmosphere (because the base 3 is equipped with a gas distribution mechanism, the The air mechanism distributes air to the inner cavity through the rear end hole of the base 3, so as to pressurize the inner cavity that is not connected to the outside atmosphere); the base 3 is provided with a pressure relief part 1 in front of the inner cavity, and the pressure relief part 1 Body 2 is blocked from communicating with the lumen. The working method of the rust removal warhead is as follows: the pressure relief part 1 of the rust removal warhead is connected to the atmosphere, and the air distribution mechanism pressurizes the inner cavity 5 of the base 3 to force the projectile body 2 to pop out. , the position of the pressure relief hole opened on the side of the projectile body 2 already corresponds to the pressure relief part 1, and the projectile body 2 is provided with an exhaust cavity to connect the pressure relief hole and the inner cavity of the base 3 respectively. At this time, the exhaust cavity 25 communicates with the pressure relief part 1 through the pressure relief hole 24, and the pressure of the exhaust chamber 25 is discharged through the pressure relief part 1. Since the exhaust chamber 25 is connected with the inner chamber 5 of the base 3, the pressure of the inner chamber 5 of the base 3 will also be released. so that the projectile 2 can bounce back to the initial position after hitting the surface to be derusted. By repeating the above steps, the projectile body 2 can reciprocate back and forth so as to repeatedly knock the surface to be derusted for derusting. The tail of the projectile is provided with a laterally protruding limit end 26, and the base 3 is provided with a limit stop ring 27 on the ejection path of the projectile 2. The projectile 2 is driven forward by the valve mechanism, and the limit end 26 is It will be resisted by the limit stop ring 27 and will not come out from the base 3 . At this time, the base 3 is in danger of falling off due to the impact force of the projectile body 2 in advance. In order to solve this problem, the installation method given in the above patent documents is that the rust removal warhead is separately equipped with a fixed spring, and the base of the rust removal warhead is installed on the spring to avoid falling off.

Because of its small rust removal area, a single rust-removing warhead cannot be applied to a large-area surface to be removed. Therefore, the inventor has not publicly produced a rust-removing panel inside. Rust warhead 2, so that the rust removal panel can be applied to the surface to be removed with a large area. The defect of this rust removal panel is that if the rust removal warhead is installed on the rust removal panel according to the above-mentioned installation method, the operator needs to install multiple rust removal warheads on multiple springs one by one, and the installation process is complicated.

SUMMARY OF THE INVENTION

In order to overcome the deficiencies of the prior art, the present invention aims to provide a rust removal machine with a large rust removal area, which can also prevent the base of the rust removal warhead from slipping with the ejection of the projectile body after installation, and is easy to install.

The rust removal machine with a large rust removal area includes a rust removal warhead. The rust removal warhead has a base and a projectile body installed in the base. The base has a front end hole and a rear end hole; it includes a driving mechanism, and the driving mechanism extends into the base from the rear end hole. The projectile body is driven internally to make the projectile body pop out through the front end hole for rust removal; the base clamps the projectile body to prevent the projectile body from falling out; the rust removal warheads are multiple, and the plurality of rust removal warheads are arranged side by side, and the rust removal warhead has a side It also includes a rust removal panel, which is blocked in front of the lateral protrusions of each rust removal warhead and has a plurality of installation holes for the projectiles of each rust removal warhead to be ejected.

Further, the structure in which the base catches the projectile is specifically, the tail of the projectile is provided with a laterally protruding limit end, and the base is provided with a stopper on the ejection path of the projectile for blocking the passage of the limit end. Limit stop ring.

Further, the bullet body closes the front end hole of the base under normal conditions; the driving mechanism includes a gas distribution mechanism, and the gas distribution mechanism distributes air to the rear end hole to increase the air pressure in the inner cavity of the base, thereby driving the bullet body to eject through the front end hole.

Further, a pressure relief channel is opened inside the projectile, the rear end of the pressure relief channel is connected to the inner cavity of the base and the front end is a pressure relief hole. The pressure relief hole is normally located behind the front end hole of the base. After the projectile is ejected, the pressure relief hole follows. Move it until it is exposed in front of the front end hole for pressure relief.

Further, the rust removal panel is provided with a pressure relief groove beside the projectile body to receive the gas leaked through the pressure relief hole, and the rust removal panel is provided with an exhaust channel leading from the pressure relief groove to the front surface of the rust removal panel.

Further, the base of the rust removal warhead protrudes from the side of the card-embedding protruding strip, the rust removal panel is equipped with a card-embedding groove for the card-embedding protruding strip, and the card-embedding protruding strip is embedded in the card-embedding groove and can be withdrawn so that the rust-removing warhead can be withdrawn. Removably mounted on the rust removal panel through the base.

Further, the rust removal panel is provided with a guide groove leading from the rear end to the inserting groove, and the rust removal warhead is installed from the rear of the rust removal panel to the front. Move to the card slot.

The beneficial effect is that the rust removal panel is blocked in front of the lateral protrusions of each rust removal warhead, so that the rust removal panel can prevent the base of the rust removal warhead from slipping off. This eliminates the need to install multiple springs on the descaling panel, making the installation process easier.

Description of drawings

Fig. 1 is the exploded schematic diagram of old derusting warhead in the prior art;

Fig. 2 is the overall schematic diagram of the old derusting warhead in the prior art;

Fig. 3 is the overall schematic diagram of the rust remover with a large rust removal area in the present invention;

4 is a schematic diagram of the internal installation structure of the rust removal panel and the new rust removal warhead in the rust removal machine of the present invention (part of the rust removal panel is hidden);

Fig. 5 is the structural representation of the new derusting warhead in the derusting machine of the present invention;

6 is a schematic diagram of the internal structure of the rust removal panel in the rust removal machine of the present invention;

Fig. 7 is the schematic diagram of the internal structure of the projectile in the rust remover of the present invention;

In the figure: 1. Pressure relief part; 2. Projectile body; 3. Base; 4. Front-end hole; 5. Inner cavity; 6. Back-end hole; 20. New derusting warhead; 21. Lateral protrusion; 22. Limiting sleeve; 23. Inserting convex strip; 24. Pressure relief hole; 25. Exhaust cavity; 26. Limiting end head; 27. Limiting retaining ring; 30. Rust removal panel; 31. Pressure relief groove ; 32, exhaust channel; 33, anti-slip off block; 34, card embedded groove; 35, guide groove; 36, installation hole.

Detailed ways

As shown in Figure 5, the new rust removal warhead 20 includes a base 3 and a projectile body 2, and the tail of the projectile body 2 is provided with a laterally protruding limit end (not shown in the figure, refer to Figure 1). The ejecting path of the body 2 is provided with a limit stop ring (not shown in the figure, please refer to FIG. 1 ) for blocking the passing of the limit end. The base 3 is provided with a front end hole and a rear end hole 6, and the base 3 is also equipped with a gas distribution mechanism (not shown in the figure). In this embodiment, the gas distribution mechanism as the driving mechanism extends into the rear end hole 6 of the base ( Non-preferably, the rear end hole 6 can be opened in the side wall of the base, and other forms of driving mechanisms extend laterally into the rear end hole 6, and then the lateral driving force is converted into a forward driving force through the contact of the inclined surface, The projectile body 2 is ejected forward, as long as the driving mechanism drives the projectile body 2 to eject from the rear to the front, the rear end hole 6 can be used as the rear end on the driving path of the projectile body 2). Air distribution in the inner cavity, since the front end hole of the bullet body 2 is normally closed, the gas distribution mechanism pressurizes the inner cavity that is not connected to the outside atmosphere to drive the bullet body 2 . The structure of the new derusting warhead 20 and the old derusting warhead are basically the same, and the difference between the two is that the front end of the new derusting warhead 20 is changed to a sleeve 22 with a small radius, so that the base 3 of the new derusting warhead 20 is The shoulders are exposed forward as lateral protrusions 21 . The structure of the projectile body 2 of the new rust removal warhead 20 has not changed. Specifically, as shown in Figure 7, the side wall of the projectile body 2 is provided with a pressure relief hole 24, and the inside of the projectile body 2 is provided with a connection between the inner cavity 5 of the base 3 and the pressure relief hole. 24 The exhaust cavity 25 of the two (the exhaust cavity 25 is used as a pressure relief channel in this embodiment, the rear end of the pressure relief channel is connected to the inner cavity 5 of the base and the front end is the pressure relief hole 24), and in the normal state, the The pressure relief hole 24 is closed by the cavity wall of the inner cavity 5 of the base 3 (for the specific principle and process, please refer to the comparison document given in the background technology), so as to keep the exhaust cavity 25 and the inner cavity 5 of the base 3 in communication with each other and not connected with each other. Atmospheric pressure connection. The new derusting warhead 20 is not provided with a pressure relief part as described in the background art, and the pressure relief method becomes: the air distribution mechanism pressurizes the inner cavity 5 of the base 3 to force the projectile 2 to pop out along the base 3, and when the projectile 2 pops up to knock When hitting the surface to be derusted, the pressure relief hole 24 of the projectile 2 has crossed the front end surface of the sleeve 22 and is exposed from the base 3, so the pressure relief hole 24 can communicate with the outside atmosphere. In this way, both the exhaust cavity 25 of the projectile body 2 and the inner cavity 5 of the base 3 can be released through the pressure relief hole 24, so that the projectile body 2 can rebound to the initial stage after the projectile body 2 hits the surface to be derusted. Location. The outer side wall of the base 3 of the new derusting warhead 20 is basically flat, and there are only two circumferential snap-fit ridges 23 protruding from the outer side wall of the base 3 for easy connection and fixation.

The rust removal machine with a large rust removal area includes a rust removal panel 30 . As shown in FIG. 6 , the rust removal panel 30 is provided with a plurality of mounting holes 36 . As shown in FIG. 3 and FIG. 4 , a plurality of new rust removal warheads 20 are respectively installed on the rust removal panel 30 through the installation holes 36 , and the depth of each installation hole 36 is suitable for the height of each new rust removal warhead 20 respectively. Equipped, a plurality of new rust removal warheads 20 are arranged side by side on the rust removal panel. As shown in FIG. 6 , the inner side wall of the rear of each mounting hole 36 is provided with a circumferential snap-in slot 34, and the length of the snap-in slot 34 is greater than the length of the snap-in protruding strip 23; The width of the guide groove 35 is equal to the length of the embedded convex strip 23 (the width direction of the guide groove 35 is the circumferential direction and its length direction is the axial direction, and the embedded convex strip 23 and the length direction of the snap groove 34 is the circumferential direction). During installation, as shown in FIG. 4 , the front end of the new derusting warhead 20 faces the rear end of the mounting hole 36 in a way that a new derusting warhead 20 corresponds to one mounting hole 36 , and then the new derusting warhead 20 is snapped into place. The position of the protruding strip 23 corresponds to the position of the guide groove 35 of the rust removal panel 30 , and then insert each new rust removal bullet 20 into the corresponding installation hole 36 from the rear to the front one by one, until the embedded protruding strip 23 moves along the guide groove 35 into the slot 34, at this time the front end surface of the lateral protrusion 21 of the base 3 is just blocked by the bottom surface of the anti-slip abutting block 33 in the installation hole 36 (that is, the rust removal panel 30 is blocked in front of the base 3), and then press the figure 6, the new derusting warhead 20 is rotated counterclockwise, so that the snap-embedding protruding strip 23 can be rotated along the snap-embedding groove 34 so as to be stuck in the snap-in slot 34, and the new descaling warhead 20 will not be under the action of its own weight. The lower part falls from the installation hole 36 (that is, the inserting protruding strips 23 are embedded in the inserting grooves 34 so that the inserting protruding strips 23 can bear the gravity of the new rust removal bullet 20 ). Of course, by rotating the new descaling warhead 20 clockwise, the snap-in protruding strips 23 can be snapped out of the snap-in groove 34 so that the new descaling warhead 20 can be removed. Inside the mounting hole 36, the rust removal panel is provided with an inwardly protruding anti-slip block 33 for the mounting hole 36, and a new pressure relief portion is provided above the anti-slip abutment block 33, and the new pressure relief portion includes an annular recessed relief block 33. The pressure groove 31 leads from the pressure relief groove 31 to the front surface of the rust removal panel 30 to communicate with the external exhaust passage 32 , wherein the pressure relief groove 31 is used to receive the gas discharged through the pressure relief hole 24 . When the projectile body 2 is driven by the air distribution mechanism and ejected from the installation hole 36 until the projectile body 2 just hits the surface to be derusted, the pressure relief hole 24 of the projectile body 2 has been connected to the pressure relief groove 31, and the discharge of the projectile body 2 The air pressure in the air cavity 25 is released through the pressure relief groove 31 and the exhaust channel 32. Since the inner cavity 5 of the base 3 is connected to the exhaust cavity 25, the inner cavity 5 of the base 3 also releases the pressure, and the projectile 2 is knocking After hitting the surface to be derusted, it can rebound to the original position.

Claims (7)

1. The deruster with large derusting area comprises a derusting bullet, wherein the derusting bullet is provided with a base (3) and a bullet body (2) arranged in the base (3), and the base (3) is provided with a front end hole and a rear end hole; the rust remover comprises a driving mechanism, wherein the driving mechanism extends into a base (3) from a rear end hole to drive an elastomer (2) so that the elastomer (2) is ejected out through a front end hole to remove rust; the base (3) clamps the projectile body (2) to prevent the projectile body from falling off; the method is characterized in that: the rust removal bullet comprises a plurality of rust removal bullets, wherein the rust removal bullets are arranged in parallel and are provided with lateral protruding parts; the rust removal bullet device also comprises a rust removal panel (30) which is blocked in front of the lateral protruding part of each rust removal bullet and is provided with a plurality of mounting holes (36) for popping up the bullet body (2) of each rust removal bullet.

2. A rust removing machine as claimed in claim 1, characterized in that: the structure that base (3) blocked projectile body (2) specifically, the projectile body is equipped with the outstanding spacing end in side direction, and the base is equipped with on the popping route of projectile body and is used for blockking the spacing fender ring that spacing end passes through.

3. A rust removing machine as claimed in claim 1, characterized in that: the front end hole of the base is sealed by the projectile body (2) under a normal state; the driving mechanism comprises a gas distribution mechanism, and the gas distribution mechanism distributes gas towards the rear end hole to enable the air pressure of the inner cavity of the base to rise, so that the elastomer is driven to pop out through the front end hole.

4. A rust removing machine as claimed in claim 3, characterized in that: the pressure release passageway has been seted up to the projectile body inside, and pressure release passageway rear end intercommunication base inner chamber and front end are pressure release hole (24), and pressure release hole (24) normality lies in the rear in the front end hole of base, and its pressure release hole removes thereupon to expose in the place ahead in front end hole and carry out the pressure release after the projectile body pops out.

5. The rust removing machine as claimed in claim 4, characterized in that: the derusting panel is provided with a pressure relief groove (31) beside the elastomer (2) for receiving gas discharged through the pressure relief hole, and an exhaust channel (32) leading to the front surface of the derusting panel from the pressure relief groove.

6. A rust removing machine as claimed in claim 1, characterized in that: the base of the rust removing bullet laterally extends out of an embedding convex strip (23), the rust removing panel is provided with an embedding groove (34) for the embedding convex strip, and the embedding convex strip is embedded in the embedding groove and can be withdrawn, so that the rust removing bullet is detachably arranged on the rust removing panel through the base.

7. The rust removing machine as claimed in claim 6, characterized in that: the rust removing panel is provided with a guide groove (35) leading to the clamping groove from the rear end, the rust removing bullet is installed forwards from the rear of the rust removing panel, and the clamping convex strip is sunk into the guide groove (35) and moves forwards along the guide groove to reach the clamping groove (34) in the process.

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