A metal pipe rust removal and grinding machine

Abstract

The present invention is applicable to the technical field of grinding processing, and provides a metal pipe rust removal and grinding machine, comprising: a workbench and a rust removal box arranged on the workbench; a reciprocating rust removal mechanism located in the rust removal box, the reciprocating rust removal mechanism comprising a control box, a vertical plate, a movable frame assembly, a grinding pipe, a grinding strip and a cleaning assembly, the control box is fixedly installed on the inner top of the rust removal box through the vertical plate, the grinding pipe and the grinding strip are connected through a pneumatic assembly, and a multifunctional control assembly is also arranged in the control box; and a material conveying mechanism. The present invention avoids the problem that most existing grinders have a simple structure, a fixed grinding structure position, and the rust removed after grinding is easily covered on the surface of the metal pipe, resulting in uneven grinding, thereby affecting the rust removal effect, through the coordinated arrangement of the reciprocating rust removal mechanism and the material conveying mechanism.

Description

Technical Field

[0001] The invention relates to the technical field of grinding processing, in particular to a metal pipe rust removal and grinding machine. Background Art

[0002] Metal pipes are an important type of material widely used in modern industry and construction. Their surfaces are prone to rust after being stored for a long time. Depending on their intended use, they generally need to be polished before use to remove rust and make their surfaces smooth.

[0003] Most of the existing grinding machines have simple structures, the grinding structure is fixed, and the rust removed after grinding is easy to cover the surface of the metal pipe, resulting in uneven grinding, thus affecting the rust removal effect. Therefore, in view of the above situation, it is urgent to provide a metal pipe rust removal grinding machine to overcome the shortcomings in current practical applications. Summary of the invention

[0004] The purpose of the present invention is to provide a metal pipe rust removal and grinding machine, aiming to solve the problems in the above-mentioned background technology.

[0005] The present invention is achieved in that a metal pipe rust removal and grinding machine comprises:

[0006] A workbench and a rust removal box arranged on the workbench, wherein the rust removal box is provided with a glass window for convenient observation of the interior thereof, and both sides of the rust removal box are provided with material passing holes, and the rust removal box is also provided with at least one suction pipe;

[0007] A reciprocating rust removal mechanism located in the rust removal box, the reciprocating rust removal mechanism includes a control box, a vertical plate, a mobile frame assembly, a grinding tube, a grinding strip and a cleaning assembly, the control box is fixedly installed on the inner top of the rust removal box through the vertical plate, a group of the mobile frame assembly is slidably installed on both sides of the control box, and a group of grinding tubes are rotatably installed on the two groups of mobile frame assemblies, multiple groups of grinding strips are arranged in each group of grinding tubes, and the grinding tubes and the grinding strips are connected by a pneumatic assembly, the control box is also provided with a multifunctional control assembly for driving the grinding tube to rotate, for driving the mobile frame assembly to move and for driving the pneumatic assembly to work, and at least two groups of the cleaning assembly are arranged between the two groups of grinding tubes;

[0008] And a material conveying mechanism for fixing the metal pipe and driving the fixed metal pipe to pass through the reciprocating rust removal mechanism.

[0009] As a further solution of the present invention: the mobile frame assembly includes:

[0010] A moving plate slidably mounted in the control box, wherein a supporting frame is fixedly mounted on the moving plate;

[0011] A translation frame for supporting the polishing tube, wherein the translation frame is rotatably connected to the polishing tube;

[0012] And a support column, wherein the support column is used for fixed connection between the translation frame and the support frame.

[0013] As a further solution of the present invention: the pneumatic component comprises:

[0014] A cavity is formed in the side wall of the polishing tube, and a piston plate is slidably mounted in the cavity;

[0015] a second spring for elastically supporting the piston plate, wherein the second spring is located inside the cavity;

[0016] And at least two groups of linkage rods, the linkage rods are used for connecting the piston plate and the grinding strip, and the inner wall of the grinding tube is provided with a circular hole for the linkage rods to pass through.

[0017] As a further solution of the present invention: the cleaning component comprises:

[0018] Support seats, wherein one set of support seats is fixedly mounted on each of the two sets of grinding tubes, and a driving rod is rotatably mounted on each set of support seats;

[0019] A driven rod, both ends of which are rotatably connected to the two sets of driving rods respectively;

[0020] At least two sets of guide rods, wherein the guide rods are slidably mounted on the driven rods, and a circular baffle is provided at one end of the guide rods, and a cleaning strip is fixedly mounted at the other end of the guide rods;

[0021] a first spring for elastically supporting the cleaning bar, wherein the first spring is located between the cleaning bar and the driven rod;

[0022] A spoiler for driving the airflow to move toward the metal tube, wherein the spoiler is arranged on the cleaning strip;

[0023] and a support assembly for guiding the driven rod.

[0024] As a further solution of the present invention: the support assembly includes:

[0025] A first L-shaped plate, wherein the first L-shaped plate is fixedly installed in multiple groups at the bottom of the rust removal box and the bottom of the control box;

[0026] A positioning ring, wherein grooves for slidingly cooperating with the first L-shaped plate are formed on both sides of the positioning ring;

[0027] And a telescopic rod, one end of which is fixedly installed in the positioning ring, and the other end of the telescopic rod is fixedly connected to the driven rod.

[0028] As a further solution of the present invention: the multifunctional control component comprises:

[0029] A second rotating tube, wherein the second rotating tube is rotatably mounted in the control box, and a third air guide tube is also arranged in the control box, and the output shaft of the motor is connected to the control box via a third gear set;

[0030] A transmission assembly, used for power transmission between the second rotating tube and the polishing tube;

[0031] A rack, the rack being fixedly mounted on the moving plate;

[0032] A second rotating shaft, which is rotatably mounted in the control box and is connected to the output shaft of the motor via a linkage member, and an incomplete gear is also provided on the second rotating shaft for driving the rack to move intermittently;

[0033] A return spring is arranged between the two groups of moving plates.

[0034] As a further solution of the present invention: the transmission assembly comprises:

[0035] Rotating a first rotating tube mounted on the support frame, wherein the first rotating tube is connected to the grinding tube via a first gear set;

[0036] And a first rotating shaft rotatably mounted on the support frame, the first rotating shaft is connected to the first rotating tube through a second gear set, and one end of the first rotating shaft away from the first rotating tube is slidably connected to the second rotating tube, and the first rotating shaft can rotate with the second rotating tube.

[0037] As a further solution of the present invention: the multifunctional control assembly further includes:

[0038] An air guide ring for connecting the first rotating tube and the cavity, wherein the air guide ring is fixedly mounted on the translation frame, and the air guide ring is rotationally connected to the polishing tube, and the first rotating tube and the air guide ring are rotationally connected;

[0039] A second L-shaped plate fixedly mounted on the support frame, wherein a third air guide pipe connected to the first rotating pipe is fixedly mounted on the second L-shaped plate, and the third air guide pipe is rotatably connected to the first rotating pipe;

[0040] A three-way valve, one of the interfaces of the three-way valve is connected to the third air duct, and the other two interfaces of the three-way valve are connected to the first air duct and the second air duct respectively;

[0041] A pressure-controlled airbag is arranged between the two groups of movable plates, wherein the middle part and both ends of the pressure-controlled airbag are non-telescopic sections, a telescopic section is arranged between the non-telescopic sections of the pressure-controlled airbag, and a compression chamber is arranged in the telescopic section;

[0042] A fourth air duct is connected to the second air duct, and the fourth air duct is connected to the compression chamber through a fifth air duct.

[0043] As a further solution of the present invention: the material conveying mechanism comprises:

[0044] A translation plate, wherein a second telescopic cylinder for driving the translation plate to move is arranged inside the workbench;

[0045] And a traction tube fixedly installed on the translation plate, wherein one end of the traction tube away from the translation plate is provided with a fixed airbag for supporting and fixing the metal tube, and the fixed airbag is connected with the traction tube.

[0046] As a further solution of the present invention: the material conveying mechanism further includes:

[0047] Two groups of first telescopic cylinders, one group of which is fixedly mounted on the workbench, and the other group of which is fixedly connected to the rust removal box via a transverse plate;

[0048] And auxiliary pressing blocks, wherein one group of auxiliary pressing blocks is fixedly installed on each of the telescopic ends of the two groups of first telescopic cylinders, and both groups of auxiliary pressing blocks are provided with arc grooves, and multiple groups of balls are rotatably installed in the arc grooves.

[0049] Compared with the prior art, the present invention has the following beneficial effects: when the metal pipe moves into one of the groups of grinding pipes, the multifunctional control component starts to work, first driving the pneumatic component to work so that the grinding strip can be pressed onto the metal pipe, and then driving the grinding pipe to rotate. The grinding pipe drives the grinding strip to rotate around the metal pipe to grind the surface of the metal pipe, thereby achieving the purpose of rust removal. During the grinding process, the material conveying mechanism is used to drive the metal pipe to move intermittently, which is convenient for rust removal of other parts of the metal pipe. During the rust removal process, the multifunctional control component will also drive the distance between the two groups of moving frame assemblies to continuously increase or decrease, so that the grinding strip can rub in the length direction of the metal pipe, thereby improving the rust removal effect. The two groups The distance between the grinding tubes changes with the moving frame assembly. During the change, the cleaning assembly between the two groups of grinding tubes can be operated to clean the area processed by the grinding bar in front of the moving direction of the metal tube, thereby preventing iron filings from covering the surface of the metal tube and preventing iron filings from being between the grinding bar and the metal tube, resulting in uneven grinding. The grinding bar at the rear can be used for secondary grinding to improve the rust removal effect, and the rust removal work is finally completed through the intermittent movement of the metal tube. The coordinated arrangement of the reciprocating rust removal mechanism and the material conveying mechanism avoids the problem that most of the existing grinders have a simple structure, the grinding structure is fixed in position, and the rust removed after grinding is easily covered on the surface of the metal tube, resulting in uneven grinding, thereby affecting the rust removal effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0050] Figure 1 It is a structural schematic diagram of the present invention.

[0051] Figure 2 for Figure 1 Schematic diagram of the rear view structure.

[0052] Figure 3 for Figure 2 Schematic diagram of the enlarged structure at point A in the middle.

[0053] Figure 4 It is a schematic diagram of the internal structure of the present invention.

[0054] Figure 5 It is a structural schematic diagram of the reciprocating rust removal mechanism in the present invention.

[0055] Figure 6 for Figure 5 Schematic diagram of the enlarged structure at point B in the middle.

[0056] Figure 7 It is a schematic diagram of the structure of the cleaning component in the present invention.

[0057] Figure 8 It is a schematic diagram of the partial cross-sectional structure of the polishing tube in the present invention.

[0058] Fig. 9 It is a schematic diagram of the top cross-sectional structure of the control box in the present invention.

[0059] Fig.10 It is a schematic cross-sectional structural diagram of the pressure-controlled airbag in the present invention.

[0060] In the attached drawings: 1- workbench, 2- translation plate, 3- traction tube, 4- material passing hole, 5- rust removal box, 6- glass window, 7- control box, 8- support frame, 9- grinding tube, 10- auxiliary pressure block, 11- fixed air bag, 12- first telescopic cylinder, 13- horizontal plate, 14- suction tube, 15- first air guide tube, 16- ball, 17- vertical plate, 18- support column, 19- translation frame, 20- first rotating shaft, 21- first rotating tube, 22- first gear set, 23- grinding strip, 24- air guide ring, 25- driving rod, 26- driven rod, 27- positioning ring, 28- first L-shaped plate, 29- telescopic rod, 30-cleaning strip, 31-support seat, 32-second L-shaped plate, 33-second air duct, 34-three-way valve, 35-third air duct, 36-second gear set, 37-spoiler, 38-guide rod, 39-first spring, 40-cavity, 41-piston plate, 42-second spring, 43-linkage rod, 44-moving plate, 45-pressure control airbag, 46-fourth air duct, 47-incomplete gear, 48-second rotating shaft, 49-linkage member, 50-rack, 51-second rotating tube, 52-third gear set, 53-motor, 54-compression chamber, 55-fifth air duct, 56-reset spring. DETAILED DESCRIPTION

[0061] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention. The specific implementation of the present invention is described in detail below in combination with specific embodiments.

[0062] See also Figure 1-Figure 10 , an embodiment of the present invention provides a metal pipe rust removal and grinding machine, the metal pipe rust removal and grinding machine comprising:

[0063] A workbench 1 and a rust removal box 5 arranged on the workbench 1, wherein the rust removal box 5 is provided with a glass window 6 for convenient observation of the interior thereof, and both sides of the rust removal box 5 are provided with material passing holes 4, and the rust removal box 5 is also provided with at least one suction pipe 14;

[0064] A reciprocating rust removal mechanism located in the rust removal box 5, the reciprocating rust removal mechanism includes a control box 7, a vertical plate 17, a movable frame assembly, a grinding tube 9, a grinding strip 23 and a cleaning assembly. The control box 7 is fixedly installed on the inner top of the rust removal box 5 through the vertical plate 17, and a group of movable frame assemblies are slidably installed on both sides of the control box 7, and a group of grinding tubes 9 are rotatably installed on both groups of movable frame assemblies. Multiple groups of grinding strips 23 are arranged in each group of grinding tubes 9, and the grinding tubes 9 and the grinding strips 23 are connected by a pneumatic assembly. The control box 7 is also provided with a multifunctional control assembly for driving the grinding tube 9 to rotate, for driving the movable frame assembly to move, and for driving the pneumatic assembly to work. At least two groups of cleaning assemblies are arranged between the two groups of grinding tubes 9;

[0065] And a material conveying mechanism for fixing the metal pipe and driving the fixed metal pipe to pass through the reciprocating rust removal mechanism.

[0066] In the embodiment of the present invention, when in use, the suction pipe 14 is connected to the external suction equipment to facilitate the suction of dust, smoke and other debris generated during rust removal; when the metal pipe moves into one of the groups of grinding pipes 9, the multifunctional control component starts to work, first driving the pneumatic component to work so that the grinding strip 23 can be pressed onto the metal pipe, and then driving the grinding pipe 9 to rotate. The grinding pipe 9 drives the grinding strip 23 to rotate around the metal pipe to grind the surface of the metal pipe, thereby achieving the purpose of rust removal. During the grinding process, the material conveying mechanism is used to drive the metal pipe to move intermittently, which is convenient for rust removal of other parts of the metal pipe. During the rust removal process, the multifunctional control component will also drive the distance between the two groups of mobile frame assemblies to continuously increase or decrease, so that the grinding strip 23 can be moved in the length direction of the metal pipe. Friction improves the rust removal effect. The distance between the two groups of grinding tubes 9 changes with the moving frame assembly. During the change, the cleaning assembly between the two groups of grinding tubes 9 can work to clean the area processed by the grinding strip 23 in front of the metal tube in the moving direction, avoid iron filings covering the surface of the metal tube, and prevent iron filings from being between the grinding strip 23 and the metal tube, resulting in uneven grinding. The rear grinding strip 23 can be used for secondary grinding to improve the rust removal effect. The rust removal work is finally completed through the intermittent movement of the metal tube. Compared with the prior art, the present invention avoids the problem that most of the existing grinders have a simple structure, a fixed grinding structure position, and the rust removed after grinding is easily covered on the surface of the metal tube, resulting in uneven grinding, thereby affecting the rust removal effect, through the coordinated setting of the reciprocating rust removal mechanism and the material conveying mechanism.

[0067] In one embodiment of the present invention, see Figure 1-Figure 10 , the mobile frame assembly comprises:

[0068] A moving plate 44 slidably mounted in the control box 7, and a support frame 8 is fixedly mounted on the moving plate 44;

[0069] A translation frame 19 for supporting the polishing tube 9, wherein the translation frame 19 is rotatably connected to the polishing tube 9;

[0070] and a support column 18, wherein the support column 18 is used for fixed connection between the translation frame 19 and the support frame 8;

[0071] The pneumatic assembly comprises:

[0072] A cavity 40 is formed in the side wall of the grinding tube 9, and a piston plate 41 is slidably mounted in the cavity 40;

[0073] A second spring 42 for elastically supporting the piston plate 41, wherein the second spring 42 is located inside the cavity 40;

[0074] and at least two groups of linkage rods 43, wherein the linkage rods 43 are used to connect the piston plate 41 and the grinding strip 23, and a circular hole for the linkage rods 43 to pass through is opened on the inner wall of the grinding tube 9;

[0075] The cleaning component includes:

[0076] Support seats 31, wherein one set of support seats 31 is fixedly mounted on each of the two sets of polishing tubes 9, and a driving rod 25 is rotatably mounted on each set of support seats 31;

[0077] A driven rod 26, both ends of which are rotatably connected to the two sets of driving rods 25;

[0078] At least two sets of guide rods 38, wherein the guide rods 38 are slidably mounted on the driven rod 26, and a circular baffle is provided at one end of the guide rods 38, and a cleaning strip 30 is fixedly mounted at the other end of the guide rods 38;

[0079] A first spring 39 for elastically supporting the cleaning bar 30, wherein the first spring 39 is located between the cleaning bar 30 and the driven rod 26;

[0080] A spoiler 37 for driving the airflow to move toward the metal tube, wherein the spoiler 37 is disposed on the cleaning strip 30;

[0081] and a support assembly for guiding the driven rod 26;

[0082] The support assembly comprises:

[0083] A first L-shaped plate 28, wherein the first L-shaped plate 28 is fixedly installed in multiple groups at the bottom of the rust removal box 5 and the bottom of the control box 7;

[0084] A positioning ring 27, both sides of which are provided with grooves for slidingly cooperating with the first L-shaped plate 28;

[0085] And a telescopic rod 29, one end of which is fixedly installed in the positioning ring 27, and the other end of the telescopic rod 29 is fixedly connected to the driven rod 26; wherein the telescopic rod 29 can also adopt an air pump-shaped structure, when the telescopic rod 29 moves in an extension and contraction manner, it can blow air, and through holes can be opened on the driven rod 26 and the cleaning strip 30, so that the gas blown out by the telescopic rod 29 can clean the surface of the metal pipe.

[0086] The multifunctional control assembly comprises:

[0087] A second rotating tube 51, which is rotatably mounted in the control box 7, and a third air guide tube 35 is also provided in the control box 7, and the output shaft of the motor 53 is connected to the control box 7 via a third gear set 52;

[0088] A transmission assembly, used for power transmission between the second rotating tube 51 and the polishing tube 9;

[0089] A rack 50, wherein the rack 50 is fixedly mounted on the moving plate 44;

[0090] A second rotating shaft 48, which is rotatably mounted in the control box 7, and is connected to the output shaft of the motor 53 via a linkage 49. The second rotating shaft 48 is also provided with an incomplete gear 47 for driving the rack 50 to move intermittently;

[0091] A return spring 56, wherein the return spring 56 is disposed between the two sets of moving plates 44;

[0092] The transmission assembly comprises:

[0093] Rotate the first rotating tube 21 mounted on the support frame 8, wherein the first rotating tube 21 is connected to the grinding tube 9 via a first gear set 22;

[0094] and a first rotating shaft 20 rotatably mounted on the support frame 8, wherein the first rotating shaft 20 is connected to the first rotating tube 21 via a second gear set 36, and an end of the first rotating shaft 20 away from the first rotating tube 21 is slidably connected to the second rotating tube 51, so that the first rotating shaft 20 can rotate along with the second rotating tube 51;

[0095] The multifunctional control assembly also includes:

[0096] An air guide ring 24 for connecting the first rotating tube 21 with the cavity 40, wherein the air guide ring 24 is fixedly mounted on the translation frame 19, and the air guide ring 24 is rotatably connected to the polishing tube 9, and the first rotating tube 21 is rotatably connected to the air guide ring 24;

[0097] A second L-shaped plate 32 fixedly mounted on the support frame 8, a third air guide tube 35 connected to the first rotating tube 21 being fixedly mounted on the second L-shaped plate 32, the third air guide tube 35 being rotatably connected to the first rotating tube 21;

[0098] A three-way valve 34, one of the interfaces of the three-way valve 34 is connected to the third air pipe 35, and the other two interfaces of the three-way valve 34 are respectively connected to the first air pipe 15 and the second air pipe 33; wherein the first air pipe 15 and the second air pipe 33 are both retractable hoses, and the third air pipe 35 is a hard pipe;

[0099] A pressure-controlled airbag 45 is disposed between the two groups of movable plates 44, wherein the middle portion and both ends of the pressure-controlled airbag 45 are non-telescopic sections, a telescopic section is disposed between the non-telescopic sections of the pressure-controlled airbag 45, and a compression chamber 54 is disposed in the telescopic section;

[0100] The fourth air duct 46 is connected to the second air duct 33, and the fourth air duct 46 is connected to the compression chamber 54 through the fifth air duct 55; one end of the fourth air duct 46 is fixedly connected to the pressure-control airbag 45, and a accommodating cavity for installing the other end of the fourth air duct 46 is provided in the vertical plate 17, so as to facilitate the connection between the fourth air duct 46 and the second air duct 33.

[0101] In this embodiment, the third gear set 52, the second gear set 36 and the first gear set 22 can all adopt two sets of bevel gears meshing with each other; the motor 53 can simultaneously drive the second rotating tube 51 and the second rotating shaft 48 to rotate by cooperating with the third gear set 52 and the linkage member 49, and the second rotating tube 51 can drive the first rotating shaft 20, and the first rotating shaft 20 can drive the first rotating tube 21 to rotate by the second gear set 36, and the first rotating tube 21 can drive the grinding tube 9 to rotate by cooperating with the first gear set 22;

[0102] The second rotating shaft 48 drives the incomplete gear 47 to rotate, so that the incomplete gear 47 can be intermittently meshed with the rack 50, so that the rack 50 drives the two sets of movable plates 44 to intermittently press the pressure control airbag 45, and the movable plate 44 will also drive the support frame 8 to move intermittently. The support frame 8 can drive the translation frame 19 and the grinding tube 9 to move with the support frame 8 by cooperating with the support column 18, and then drive the grinding strip 23 to reciprocate in the length direction of the metal tube. The reset spring 56 can be used to push the movable plate 44 to reset when the incomplete gear 47 is not meshed with the rack 50;

[0103] The grinding strip 23 reciprocates in the length direction of the metal tube, and the driving rod 25 can be used to push the driven rod 26 to move, so that the driven rod 26 can move in the telescopic direction of the telescopic rod 29. The guiding effect of the telescopic rod 29 can prevent the driven rod 26 from deviating left and right. The moving driven rod 26 can make the cleaning strip 30 intermittently press against the metal tube. The supporting effect of the first spring 39 can change the distance between the cleaning strip 30 and the driven rod 26, so as to meet the use requirements of metal tubes of different sizes. Through the coordinated arrangement of the support seat 31, the driving rod 25, the driven rod 26 and the guide rod 38, the cleaning strip 30 and the spoiler 37 can rotate with the grinding tube 9. When the spoiler 37 rotates, it can drive the airflow to move toward the metal tube, so as to remove the rust on the surface of the metal tube.

[0104] When in use, the first air guide tube 15 is connected to an external air source so that the gas enters the three-way valve 34 through the first air guide tube 15, and the three-way valve 34 is used to introduce the gas into the cavity 40 through the third air guide tube 35, the first rotating tube 21 and the air guide ring 24. At the same time, the three-way valve 34 can also be used to simultaneously introduce the gas into the compression chamber 54 through the second air guide tube 33, the fourth air guide tube 46 and the fifth air guide tube 55 for storage. The gas in the cavity 40 will push the piston plate 41 to move, and the piston plate 41 will use the linkage rod 43 to drive the grinding strip 23 to press onto the metal tube. After the grinding strip 23 is in place, the three-way valve 34 connects the first air guide tube 15 with the third air guide tube 35. The third air pipe 35 is cut off at intervals, and the second air pipe 33 is kept connected to the third air pipe 35. When the movable plate 44 intermittently presses the pressure-controlled air bag 45, the compressible section in the pressure-controlled air bag 45 will be squeezed, so that the gas in the compression chamber 54 will be input into the cavity 40 through the fifth air pipe 55, the fourth air pipe 46, the second air pipe 33, the three-way valve 34, the third air pipe 35, the first rotating pipe 21 and the air ring 24, thereby increasing the pressing force of the grinding strip 23 on the metal pipe, realizing intermittent adjustment of the pressing force of the grinding strip 23, thereby improving the grinding effect, avoiding excessive grinding, and thus improving the rust removal effect; wherein the three-way valve 34 adopts the existing public technology.

[0105] In one embodiment of the present invention, see Figure 1-Figure 4 , the material conveying mechanism comprises:

[0106] The translation plate 2, the workbench 1 is provided with a second telescopic cylinder (not shown in the figure) for driving the translation plate 2 to move;

[0107] and a traction tube 3 fixedly mounted on the translation plate 2, wherein one end of the traction tube 3 away from the translation plate 2 is provided with a fixing airbag 11 for supporting and fixing the metal tube, and the fixing airbag 11 is connected to the traction tube 3;

[0108] The material conveying mechanism also includes:

[0109] Two groups of first telescopic cylinders 12, one group of the first telescopic cylinders 12 is fixedly installed on the workbench 1, and the other group of the first telescopic cylinders 12 is fixedly connected to the rust removal box 5 via a transverse plate 13;

[0110] And auxiliary pressing blocks 10, wherein one group of auxiliary pressing blocks 10 is fixedly installed on each telescopic end of the two groups of first telescopic cylinders 12, and both groups of auxiliary pressing blocks 10 have arc-shaped grooves, and multiple groups of balls 16 are rotatably installed in the arc-shaped grooves.

[0111] In this embodiment, when in use, the end of the traction tube 3 close to the translation plate 2 is connected to the external air source. In the initial state, the end of the traction tube 3 away from the translation plate 2 passes through the material hole 4 and penetrates the rust removal box 5, and passes through the grinding tube 9 and the multiple cleaning components. After the metal tube is sleeved on the fixed airbag 11, the external air source supplies air to the traction tube 3, so that the fixed airbag 11 at the end of the traction tube 3 expands, and the fixed airbag 11 is used to support and fix the metal tube, wherein the fixed airbag 11 is made of high temperature resistant material. After the fixing is completed, the second telescopic cylinder will drive the translation plate 2 to move away. The workbench 1 moves away from the workbench 1, so that the metal pipe is driven to move into the rust removal box 5, which is convenient for rust removal processing. The first telescopic cylinder 12 can realize the auxiliary pressing block 10 pressing on the metal pipe by driving the auxiliary pressing block 10 to move, and can realize auxiliary support for the metal pipe. The setting of the ball 16 facilitates the movement of the metal pipe between the two groups of auxiliary pressing blocks 10. The length of the metal pipe sleeve on the traction tube 3 can be adjusted according to the use requirements. When in use, the traction tube 3 can also be moved out of the rust removal box 5, and the metal pipe can be directly placed in the rust removal box 5 manually for rust removal processing.

[0112] In the present invention, unless otherwise clearly specified and limited, the terms "slide", "rotate", "fix", "have" and the like should be understood in a broad sense, for example, it can be a welding connection, a bolt connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0113] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A metal pipe rust removal and grinding machine, comprising a workbench and a rust removal box arranged on the workbench, the rust removal box is provided with a glass window for convenient observation of the interior thereof, and both sides of the rust removal box are provided with feeding holes, the rust removal box is also provided with at least one suction pipe, characterized in that: Also includes: A reciprocating rust removal mechanism located in the rust removal box, the reciprocating rust removal mechanism includes a control box, a vertical plate, a mobile frame assembly, a grinding tube, a grinding strip and a cleaning assembly, the control box is fixedly installed on the inner top of the rust removal box through the vertical plate, a group of the mobile frame assembly is slidably installed on both sides of the control box, and a group of grinding tubes are rotatably installed on the two groups of mobile frame assemblies, multiple groups of grinding strips are arranged in each group of grinding tubes, and the grinding tubes and the grinding strips are connected by a pneumatic assembly, the control box is also provided with a multifunctional control assembly for driving the grinding tube to rotate, for driving the mobile frame assembly to move and for driving the pneumatic assembly to work, and at least two groups of the cleaning assembly are arranged between the two groups of grinding tubes; and a material conveying mechanism for fixing the metal pipe and driving the fixed metal pipe to pass through the reciprocating rust removal mechanism; The mobile frame assembly comprises: A moving plate slidably mounted in the control box, wherein a supporting frame is fixedly mounted on the moving plate; A translation frame for supporting the polishing tube, wherein the translation frame is rotationally connected to the polishing tube; and a support column, wherein the support column is used for fixed connection between the translation frame and the support frame; The pneumatic assembly comprises: A cavity is formed in the side wall of the polishing tube, and a piston plate is slidably mounted in the cavity; a second spring for elastically supporting the piston plate, wherein the second spring is located inside the cavity; and at least two groups of linkage rods, wherein the linkage rods are used to connect the piston plate and the grinding strip, and a circular hole for the linkage rods to pass through is provided on the inner wall of the grinding tube; The cleaning component includes: Support seats, wherein one set of support seats is fixedly mounted on each of the two sets of grinding tubes, and a driving rod is rotatably mounted on each set of support seats; A driven rod, both ends of which are rotatably connected to the two sets of driving rods respectively; At least two sets of guide rods, wherein the guide rods are slidably mounted on the driven rods, and a circular baffle is provided at one end of the guide rods, and a cleaning strip is fixedly mounted at the other end of the guide rods; a first spring for elastically supporting the cleaning bar, wherein the first spring is located between the cleaning bar and the driven rod; A spoiler for driving the airflow to move toward the metal tube, wherein the spoiler is arranged on the cleaning strip; and a support assembly for guiding the driven rod; The multifunctional control assembly comprises: A second rotating tube, wherein the second rotating tube is rotatably mounted in the control box, and a third air guide tube is also arranged in the control box, and the output shaft of the motor is connected to the control box via a third gear set; A transmission assembly, used for power transmission between the second rotating tube and the polishing tube; A rack, the rack being fixedly mounted on the moving plate; A second rotating shaft, which is rotatably mounted in the control box and is connected to the output shaft of the motor via a linkage member, and an incomplete gear is also provided on the second rotating shaft for driving the rack to move intermittently; A return spring, wherein the return spring is arranged between the two sets of moving plates; The transmission assembly comprises: Rotating a first rotating tube mounted on the support frame, wherein the first rotating tube is connected to the grinding tube via a first gear set; and a first rotating shaft rotatably mounted on the support frame, wherein the first rotating shaft is connected to the first rotating tube via a second gear set, and one end of the first rotating shaft away from the first rotating tube is slidably connected to the second rotating tube, so that the first rotating shaft can rotate along with the second rotating tube; The multifunctional control assembly also includes: An air guide ring for connecting the first rotating tube and the cavity, wherein the air guide ring is fixedly mounted on the translation frame, and the air guide ring is rotationally connected to the polishing tube, and the first rotating tube and the air guide ring are rotationally connected; A second L-shaped plate fixedly mounted on the support frame, wherein a third air guide pipe connected to the first rotating pipe is fixedly mounted on the second L-shaped plate, and the third air guide pipe is rotatably connected to the first rotating pipe; A three-way valve, one of the interfaces of the three-way valve is connected to the third air duct, and the other two interfaces of the three-way valve are connected to the first air duct and the second air duct respectively; A pressure-controlled airbag is arranged between the two groups of movable plates, wherein the middle part and both ends of the pressure-controlled airbag are non-telescopic sections, a telescopic section is arranged between the non-telescopic sections of the pressure-controlled airbag, and a compression chamber is arranged in the telescopic section; A fourth air duct is connected to the second air duct, and the fourth air duct is connected to the compression chamber through a fifth air duct.

2. The metal pipe rust removal and grinding machine according to claim 1, characterized in that: The support assembly comprises: A first L-shaped plate, wherein the first L-shaped plate is fixedly installed in multiple groups at the bottom of the rust removal box and the bottom of the control box; A positioning ring, wherein grooves for slidingly cooperating with the first L-shaped plate are formed on both sides of the positioning ring; And a telescopic rod, one end of which is fixedly installed in the positioning ring, and the other end of the telescopic rod is fixedly connected to the driven rod.

3. The metal pipe rust removal and grinding machine according to claim 1, characterized in that: The material conveying mechanism comprises: A translation plate, wherein a second telescopic cylinder for driving the translation plate to move is arranged inside the workbench; And a traction tube fixedly installed on the translation plate, wherein one end of the traction tube away from the translation plate is provided with a fixed airbag for supporting and fixing the metal tube, and the fixed airbag is connected with the traction tube.

4. The metal pipe rust removal and grinding machine according to claim 3, characterized in that: The material conveying mechanism also includes: Two groups of first telescopic cylinders, one group of which is fixedly mounted on the workbench, and the other group of which is fixedly connected to the rust removal box via a transverse plate; And auxiliary pressing blocks, wherein one group of auxiliary pressing blocks is fixedly installed on each of the telescopic ends of the two groups of first telescopic cylinders, and both groups of auxiliary pressing blocks are provided with arc grooves, and multiple groups of balls are rotatably installed in the arc grooves.

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