Shot blasting equipment for machining steel pipe
By designing a shot blasting equipment that combines a sieve plate with a vibrating motor, the problem of separating steel shot from impurities was solved, achieving efficient recovery of steel shot and improving utilization and equipment efficiency.
Patent Information
- Application Number
- CN202423125028.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-18
- Publication Date
- 2025-11-25
- Estimated Expiration
- 2034-12-18
AI Technical Summary
In existing shot blasting equipment, steel shot is difficult to separate from oxide scale, rust, and dirt, resulting in low utilization of steel shot.
A shot blasting device for processing steel pipes was designed. By combining a screen plate with a vibrating motor, steel shot is separated from impurities. The steel shot is recovered using a rotating assembly and a guide rail system, including the cooperation of support springs, guide rails and limit assemblies, to ensure effective recovery of steel shot.
This improved the utilization rate of steel shot, reduced impurity retention, achieved efficient separation and recovery of steel shot, and enhanced the working efficiency of the equipment.
Smart Images
Figure CN223589145U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the field of shot blasting equipment, and particularly relates to a shot blasting equipment for machining steel pipes. BACKGROUND
[0002] The heat preservation pipe is mainly composed of a working steel pipe, a heat preservation layer and a protective layer, is suitable for conveying various media in the range of -50 DEG C to 150 DEG C, and is widely applied to heat supply, cold supply and heat oil conveying and heat preservation and cold insulation engineering in the industries of warm room, cold storage, coal mine, petroleum and chemical engineering. The working steel pipe needs to be cleaned by the shot blasting equipment when being processed, so as to remove the oxide skin, rust layer and dirt on the surface of the steel pipe and improve the roughness of the surface of the steel pipe. Through the shot blasting treatment, the cleanliness and surface quality of the steel pipe can be significantly improved, the adhesion of the coating is enhanced, and the service life of the steel pipe is prolonged.
[0003] According to the related art, the specific process principle of the shot blasting treatment is that dense steel shots thrown from different directions by the shot blasting equipment strike the surface of the steel pipe, remove the oxide skin, rust layer and dirt thereon, and obtain a certain surface roughness. After the steel shots thrown by the shot blasting equipment clean the surface of the steel pipe, the oxide skin, rust layer, broken steel shots and dirt falling off the surface of the steel pipe are mixed together, so that it is inconvenient to recycle the intact steel shots, and the utilization rate of the steel shots is low. UTILITY MODEL CONTENTS
[0004] In order to improve the utilization rate of the steel shots, the application provides a shot blasting equipment for machining steel pipes.
[0005] The application provides a shot blasting equipment for machining steel pipes, which adopts the following technical scheme:
[0006] The shot blasting equipment for machining steel pipes comprises a rack, a shot blasting assembly for shot blasting the steel pipe is arranged above the rack, a conveying assembly for conveying the steel pipe is arranged in the rack, a supporting plate is rotationally connected to the rack, a plurality of supporting springs are fixedly arranged on the supporting plate in a circumferential direction, a sieve plate is arranged in the rack, the supporting springs are fixedly connected to the sieve plate, a plurality of sieve holes are arranged in the sieve plate, a vibration motor is fixedly arranged on one side of the sieve plate close to the supporting plate, and a rotating assembly for driving the supporting plate to rotate is arranged on the rack; a first guide rail is fixedly arranged at one end of the rack in a length direction, the first guide rail is arranged in an inclined manner, and one end of the first guide rail with a lower height is provided with a transfer assembly for transferring the steel shots to the shot blasting assembly.
[0007] By adopting the technical scheme, the conveying assembly transports the steel pipe into the rack, the shot blasting assembly throws the steel shots to clean the oxide scale, rust layer and dirt on the surface of the steel pipe, and the oxide scale and other impurities falling off from the surface of the steel pipe fall onto the sieve plate together with the steel shots, at this time, the vibration motor is started, the vibration motor drives the sieve plate to vibrate, the oxide scale, rust and other impurities fall through the sieve holes, the separation of the steel shots and the impurities is realized, the support spring is used for flexibly connecting the sieve plate and the support plate, which is beneficial to increase the amplitude of the sieve plate and reduce the probability of the impurities remaining on the sieve plate, and the separation effect of the steel shots is guaranteed; after the separation of the steel shots is completed, the rotating assembly drives the support plate to rotate, the sieve plate rotates together with the support plate, one end of the sieve plate with a low height corresponds to the first guide rail, the vibration motor vibrates the sieve plate, the steel shots fall from the sieve plate to the first guide rail, the first guide rail transports the steel shots into the transfer assembly, and finally the transfer assembly delivers the steel shots back to the shot blasting assembly, so that the effect of recycling the thrown steel shots is realized, and the utilization rate of the steel shots is improved.
[0008] Optionally, the transfer assembly comprises a receiving box, a shielding plate, a second guide rail, a limiting plate and a driving assembly for driving the receiving box to move in the vertical direction, the two side plates of the receiving box in the width direction are provided with limiting grooves, the two ends of the shielding plate in the width direction are located in the corresponding limiting grooves, the shielding plate is slidably connected with the receiving box through the limiting grooves, the lower bottom plate of the receiving box is inclinedly arranged, and one end of the lower bottom plate of the receiving box with a low height abuts against the shielding plate; the second guide rail is fixedly connected with the rack, the second guide rail is inclinedly arranged and one end of the second guide rail with a low height corresponds to the feeding port of the shot blasting assembly, one side of the second guide rail with a high height is fixedly connected with the limiting plate, the limiting plate corresponds to the shielding plate, and the receiving box is provided with a limiting assembly for limiting the shielding plate.
[0009] By adopting the technical scheme, after the steel shots in the first guide rail completely fall into the receiving box, the driving assembly drives the receiving box to move upwards, so that the receiving box approaches the second guide rail, after the shielding plate abuts against the limiting plate, the limiting assembly limits the shielding plate, and the probability that the shielding plate is separated from the receiving box is reduced; the receiving box continues to rise until the second guide rail is flush with the receiving box, the steel shots in the receiving box roll and fall onto the second guide rail under the action of gravity, and then the second guide rail transfers the steel shots into the shot blasting assembly, so that the effect of transferring the steel shots is realized.
[0010] Optionally, the driving assembly comprises a driving lead screw, a driving slide rod, a connecting block and a driving motor, the driving motor is fixedly connected with the rack, the output shaft of the driving motor is fixedly connected with the driving lead screw, the driving lead screw penetrates through the connecting block and is threadedly connected with the connecting block, the driving slide rod is fixedly connected with the rack and is arranged in parallel with the driving lead screw, the driving slide rod penetrates through the connecting block and is slidably connected with the connecting block, and the connecting block is fixedly connected with the receiving box.
[0011] By adopting the above technical scheme, the output shaft of the driving motor drives the driving lead screw to rotate, and the sliding rod limits the material collecting box, which is beneficial to reduce the probability of the material collecting box deviating from the rotation, the driving lead screw drives the connecting block to move upwards, and the connecting block further drives the material collecting box to move upwards, which is beneficial to realize the effect of driving the material collecting box to move.
[0012] Optionally, the material collecting box is provided with a limiting assembly at both ends in the width direction, the limiting assembly comprises a first connecting plate, a limiting spring and a second connecting plate, the first connecting plate is fixedly arranged at the lower end of the shielding plate, the second connecting plate is fixedly connected with the material collecting box and corresponds to the first connecting plate, and the two connecting ends of the limiting spring are fixedly connected with the first connecting plate and the second connecting plate respectively.
[0013] By adopting the above technical scheme, when the limiting plate abuts against the shielding plate, the limiting plate pushes the shielding plate to move downwards, the shielding plate drives the first connecting plate to move downwards, the first connecting plate cooperates with the second connecting plate to pull the limiting spring, the limiting spring is elastically deformed, and then the effect of limiting the limiting plate is realized; when the material collecting box moves downwards, the limiting spring is contracted to pull the first limiting plate to move towards the second limiting plate, that is, the shielding plate moves upwards relative to the material collecting box, until the shielding plate is separated from the limiting plate, which is beneficial to realize the effect of resetting the shielding plate.
[0014] Optionally, the support plate is provided with a blanking port, the rack is provided with a recycling box at the lower end, the rack is fixedly provided with a guide plate, the guide plate is inclinedly arranged, and the end with a lower height of the guide plate corresponds to the recycling box.
[0015] By adopting the above technical scheme, after the rust and other impurities fall through the sieve plate, they can directly fall into the recycling box through the blanking port, but part of the impurities will still be retained on the support plate, when the rotating assembly drives the support plate to rotate, the impurities slide from the support plate to the guide plate under the action of gravity, so that the impurities enter the recycling box through the guide plate, which is convenient for collecting and cleaning the impurities.
[0016] Optionally, the rotating assembly comprises a first connecting piece, a driving cylinder and a second connecting piece, the first connecting piece is rotationally connected with the rack, the driving cylinder is rotationally connected with the first connecting piece, the output end of the driving cylinder is rotationally connected with the second connecting piece, and the second connecting piece is rotationally connected with the support plate.
[0017] By adopting the above technical scheme, the first connecting piece supports the driving cylinder, the output end of the driving cylinder extends to push the second connecting piece to move, so that the output end of the driving cylinder can push the support plate to move through the second connecting piece, which is convenient for realizing the effect of driving the support plate to rotate.
[0018] Optionally, the support plate is fixedly provided with a plurality of support cylinders in the axial direction, a limiting cylinder is coaxially and threadedly connected in each support cylinder, a support spring corresponds to each limiting cylinder, and the support spring is located in the corresponding limiting cylinder.
[0019] By adopting the technical scheme, the support spring is limited by the support cylinder and the limiting cylinder, and then the radial deformation amplitude of the support spring is limited, which is beneficial to reduce the probability of the steel ball falling on the screen plate, and by changing the length of the limiting cylinder, the radial deformation amplitude of the support spring is adjusted, which is convenient to guarantee the screening effect of the screen plate on impurities.
[0020] Optionally, an arc-shaped cover plate is fixed on the side of the screen plate away from the support plate.
[0021] By adopting the technical scheme, the arc-shaped cover plate shields the vibration motor, which is beneficial to reduce the probability of impurities accumulating on the vibration motor.
[0022] In summary, the present application has at least one of the following beneficial technical effects:
[0023] 1. The conveying assembly transports the steel pipe into the rack, the shot blasting assembly throws the steel balls to clean the surface of the steel pipe, the oxide scale and impurities falling from the surface of the steel pipe fall on the screen plate together with the steel balls, at this time, the vibration motor is started, the vibration motor drives the screen plate to vibrate, the impurities such as oxide scale and rust fall through the screen hole, realizing the separation of the steel balls and the impurities, the support spring between the screen plate and the support plate is flexibly connected, which is beneficial to increase the amplitude of the screen plate and reduce the probability of impurities remaining on the screen plate, guaranteeing the separation effect of the steel balls; after the separation of the steel balls is completed, the rotating assembly drives the support plate to rotate, the screen plate rotates together with the support plate, the end of the screen plate with lower height corresponds to the first guide rail, the vibration motor vibrates the screen plate, the steel balls fall from the screen plate into the first guide rail, the first guide rail transports the steel balls into the transfer assembly, and finally the transfer assembly delivers the steel balls back to the shot blasting assembly, which is convenient to realize the effect of recycling the thrown steel balls, and is beneficial to improve the utilization rate of the steel balls.
[0024] 2. After the steel balls in the first guide rail completely fall into the collecting box, the driving assembly drives the collecting box to move upwards, so that the collecting box approaches the second guide rail, after the blocking plate abuts against the limiting plate, the limiting assembly limits the blocking plate, reducing the probability of separation of the blocking plate and the collecting box; the collecting box continues to rise until the second guide rail is flush with the collecting box, the steel balls in the collecting box roll onto the second guide rail under the action of gravity, and then are transferred to the shot blasting assembly by the second guide rail, which is convenient to realize the effect of transferring the steel balls.
[0025] 3. The output shaft of the driving motor drives the driving screw to rotate, the driving slide rod limits the collecting box, which is beneficial to reduce the probability of the collecting box deviating from the rotation, the driving screw rotates to drive the connecting block to move upwards, and the connecting block drives the collecting box to move upwards, which is beneficial to realize the effect of driving the collecting box to move. BRIEF DESCRIPTION OF DRAWINGS
[0026] Figure 1It is a schematic diagram of the overall structure of a steel pipe processing shot blasting equipment.
[0027] Figure 2 A schematic diagram intended to highlight the position of the support plate and the sieve plate.
[0028] Figure 3 A schematic diagram intended to highlight the position of the first connecting piece and the driving cylinder.
[0029] Figure 4 It is Figure 2 An enlarged schematic diagram of part A.
[0030] Figure 5 A schematic diagram intended to highlight the position of the material receiving box and the shielding plate.
[0031] BRIEF DESCRIPTION OF DRAWINGS: 1, rack; 2, support plate; 3, rotating assembly; 4, transfer assembly; 5, driving assembly; 6, limiting assembly; 7, arc cover plate; 11, shot blasting assembly; 12, conveying assembly; 13, first guide rail; 21, supporting spring; 22, sieve plate; 23, sieve hole; 24, vibration motor; 25, material inlet; 26, recycling box; 27, guide plate; 28, support cylinder; 29, limiting cylinder; 31, first connecting piece; 32, driving cylinder; 33, second connecting piece; 41, material receiving box; 42, shielding plate; 43, second guide rail; 44, limiting plate; 45, limiting groove; 51, driving screw; 52, driving slide; 53, connecting block; 54, driving motor; 61, first connecting plate; 62, limiting spring; 63, second connecting plate. DETAILED DESCRIPTION
[0032] The present application will be further described in detail below in combination with all the drawings.
[0033] The present application discloses a kind of steel pipe processing shot blasting equipment.
[0034] Referring to Figure 1 And Figure 2 A kind of steel pipe processing shot blasting equipment, including rack 1, be equipped with the shot blasting assembly 11 of being carried out shot blasting to steel pipe on rack 1 top, be equipped with the conveying assembly 12 of being carried out transport to steel pipe in rack 1, conveying assembly 12 is sent to the steel pipe to be shot blasted in rack 1, makes shot blasting assembly 11 to the oxide skin, rust etc. Impurity on steel pipe surface is cleaned.
[0035] Referring to Figure 2 And Figure 3The rack 1 is rotationally connected with a support plate 2, the support plate 2 is fixedly provided with a plurality of support springs 21 in the circumferential direction, the rack 1 is internally provided with a sieve plate 22, and the support springs 21 are fixedly connected with the sieve plate 22. When the shot blasting assembly 11 performs shot blasting on the surface of the steel pipe, the steel shots blasted by the shot blasting assembly 11 fall onto the sieve plate 22 together with the oxide scale and impurities fallen from the surface of the steel pipe. The sieve plate 22 is provided with a plurality of sieve holes 23, and the fallen oxide scale and the steel shots broken due to the impact on the steel pipe will fall through the sieve holes 23.
[0036] With reference to Figure 2 and Figure 3 , the side, close to the support plate 2, of the sieve plate 22 is fixedly provided with a vibration motor 24, the vibration motor 24 is started when the sieve plate 22 separates the impurities and the complete steel shots, the vibration motor 24 drives the sieve plate 22 to vibrate, so that the impurities such as oxide scale and rust fall through the sieve holes 23, and the separation of the steel shots and the impurities is realized. The side, away from the support plate 2, of the sieve plate 22 is fixedly provided with an arc-shaped cover plate 7, and the arc-shaped cover plate 7 corresponds to the vibration motor 24. The arc-shaped cover plate 7 shields the vibration motor 24, so that the probability of the impurities accumulating on the vibration motor 24 is reduced.
[0037] With reference to Figure 2 and Figure 4 , the support springs 21, adopted between the sieve plate 22 and the support plate 2, are flexibly connected, so that the amplitude of the sieve plate 22 is increased, the probability of the impurities remaining on the sieve plate 22 is reduced, and the separation effect of the steel shots is ensured. The support plate 2 is fixedly provided with a plurality of support cylinders 28 in the axial direction, the support cylinders 28 are internally coaxially threadedly connected with limiting cylinders 29, the support springs 21 correspond to the limiting cylinders 29 one by one, and the support springs 21 are located in the corresponding limiting cylinders 29.
[0038] With reference to Figure 2 and Figure 4 , the support springs 21 are limited by the support cylinders 28 and the limiting cylinders 29, and then the radial deformation amplitude of the support springs 21 is limited, so that the probability of the steel shots falling on the sieve plate 22 is reduced. Before the steel pipe is subjected to shot blasting, an operator can change the length of the limiting cylinders 29, so as to adjust the radial deformation amplitude of the support springs 21, and ensure the screening effect of the sieve plate 22 on the impurities.
[0039] With reference to Figure 2 and Figure 3 , after the steel pipe is completed shot blasting, the rack 1 is provided with a rotating assembly 3, the rotating assembly 3 comprises a first connecting piece 31, a driving cylinder 32 and a second connecting piece 33, the first connecting piece 31 is rotationally connected with the rack 1, the driving cylinder 32 is rotationally connected with the first connecting piece 31, and the first connecting piece 31 supports the driving cylinder 32. The output end of the driving cylinder 32 is rotationally connected with the second connecting piece 33, and the output end of the driving cylinder 32 extends to push the second connecting piece 33 to move.
[0040] With reference toFigure 2 And Figure 3 The second connecting piece 33 is rotationally connected with the support plate 2, and the output end of the driving cylinder 32 can push the support plate 2 to rotate through the second connecting piece 33, so that the support plate 2 and the sieve plate 22 are tilted together. The first guide rail 13 is fixedly arranged at one end of the rack 1 in the length direction, and the first guide rail 13 is arranged obliquely. When the lower end of the sieve plate 22 corresponds to the first guide rail 13, the vibration motor 24 vibrates the sieve plate 22, so that the steel shots fall from the sieve plate 22 to the first guide rail 13.
[0041] Referring to Figure 3 And Figure 5 The support plate 2 is provided with a discharging opening 25, and the lower end of the rack 1 is provided with a recovery box 26. When the shot blasting assembly 11 performs shot blasting on the steel pipe, the rust and other impurities falling through the sieve plate 22 can directly fall into the recovery box 26 through the discharging opening 25, but part of the impurities will still remain on the support plate 2. The rack 1 is fixedly provided with a guide plate 27, and the guide plate 27 is arranged obliquely. The lower end of the guide plate 27 corresponds to the recovery box 26. When the rotating assembly 3 rotates the support plate 2, the impurities slide from the support plate 2 to the guide plate 27 under the action of gravity, so that the impurities enter the recovery box 26 through the guide plate 27, and the impurities are collected and cleaned conveniently.
[0042] Referring to Figure 3 And Figure 5 The lower end of the first guide rail 13 is provided with a transfer assembly 4. The transfer assembly 4 comprises a collecting box 41, a shielding plate 42, a second guide rail 43, a limiting plate 44 and a driving assembly 5 for driving the collecting box 41 to move vertically. The collecting box 41 corresponds to the lower end of the first guide rail 13, and the steel shots in the first guide rail 13 roll into the collecting box 41 under the action of gravity.
[0043] Referring to Figure 3 And Figure 5 The two side plates of the collecting box 41 in the width direction are provided with limiting grooves 45, and the two ends of the shielding plate 42 in the width direction are located in the corresponding limiting grooves 45, and the shielding plate 42 is slidingly connected with the collecting box 41 through the limiting grooves 45. The shielding plate 42 shields the steel shots in the collecting box 41, which can reduce the probability of the steel shots falling out of the collecting box 41.
[0044] Referring to Figure 3 And Figure 5 The driving assembly 5 comprises a driving screw 51, a driving slide rod 52, a connecting block 53 and a driving motor 54. The driving motor 54 is fixedly connected with the rack 1, and the output shaft of the driving motor 54 is fixedly connected with the driving screw 51. When all the steel shots in the first guide rail 13 fall into the collecting box 41, the output shaft of the driving motor 54 rotates to drive the driving screw 51 to rotate.
[0045] Referring to Figure 3And Figure 5 The driving screw 51 is arranged through the connecting block 53 and is threadedly connected with the connecting block 53, the driving slide rod 52 is fixedly connected with the rack 1 and is arranged in parallel with the driving screw 51, the driving slide rod 52 is arranged through the connecting block 53 and is slidingly connected with the connecting block 53. The driving slide rod 52 limits the connecting block 53. The probability of the connecting block 53 being inclined and rotated can be reduced.
[0046] Referring to Figure 3 And Figure 5 The connecting block 53 is fixedly connected with the collecting box 41, the driving screw 51 rotates to drive the connecting block 53 to move upwards, the connecting block 53 in turn drives the collecting box 41 to move upwards, and the effect of driving the collecting box 41 to move is realized. The second guide rail 43 is fixedly connected with the rack 1, the second guide rail 43 is arranged obliquely and the end with a lower height corresponds to the feeding port of the shot blasting assembly 11, the side with a higher height of the second guide rail 43 is fixedly connected with the limiting plate 44, and the limiting plate 44 corresponds to the shielding plate 42. With the driving assembly 5 driving the collecting box 41 to move upwards, the collecting box 41 gradually approaches the limiting plate 44. When the limiting plate 44 abuts against the shielding plate 42, the limiting plate 44 drives the shielding plate 42 to move downwards.
[0047] Referring to Figure 3 And Figure 5 The two ends of the collecting box 41 in the width direction are each provided with the limiting assembly 6, the limiting assembly 6 comprises a first connecting plate 61, a limiting spring 62 and a second connecting plate 63, the first connecting plate 61 is fixedly arranged at the lower end of the shielding plate 42, and when the limiting plate 44 drives the shielding plate 42 to move downwards, the shielding plate 42 drives the first connecting plate 61 to move downwards. The second connecting plate 63 is fixedly connected with the collecting box 41 and corresponds to the first connecting plate 61, and the two connecting ends of the limiting spring 62 are fixedly connected with the first connecting plate 61 and the second connecting plate 63 respectively.
[0048] Referring to Figure 3 And Figure 5 The first connecting plate 61 and the second connecting plate 63 cooperate to pull the limiting spring 62, so that the limiting spring 62 is elastically deformed, and the effect of limiting the limiting plate 44 is realized, and the probability of the shielding plate 42 separating from the collecting box 41 is reduced. The driving assembly 5 continues to drive the collecting box 41 to move upwards until the second guide rail 43 is flush with the collecting box 41, the lower bottom plate of the collecting box 41 is arranged obliquely, and the end with a lower height of the lower bottom plate of the collecting box 41 abuts against the shielding plate 42. The steel shots in the collecting box 41 are rolled to the second guide rail 43 under the action of gravity, and then are transferred to the shot blasting assembly 11 through the second guide rail 43, so that the effect of recycling the shot steel is realized, and the utilization rate of the steel shots is improved.
[0049] Referring to Figure 3 And Figure 5When the steel shots in the receiving box 41 all fall into the second guide rail 43, the drive assembly 5 drives the receiving box 41 to move downward. The limiting spring 62 is retracted to drive the first limiting plate 44 to move towards the second limiting plate 44, that is, the shielding plate 42 moves upward relative to the receiving box 41, until the shielding plate 42 is separated from the limiting plate 44, which is beneficial to the resetting effect of the shielding plate 42.
[0050] The implementation principle of the steel pipe processing shot blasting equipment is as follows: the conveying assembly transports the steel pipe into the rack 1, the shot blasting assembly 11 throws the steel shots to clean the oxide scale, rust layer and dirt on the surface of the steel pipe, and the oxide scale and other impurities falling off from the surface of the steel pipe fall onto the sieve plate 22 together with the steel shots, at this time, the vibration motor 24 is started, the vibration motor 24 drives the sieve plate 22 to vibrate, so that the oxide scale, rust and other impurities fall through the sieve hole 23, realizing the separation of the steel shots and the impurities, the support spring 21 between the sieve plate 22 and the support plate 2 is flexibly connected, which is beneficial to increase the amplitude of the sieve plate 22 and reduce the probability of impurities remaining on the sieve plate 22, and guarantees the separation effect of the steel shots; after the separation of the steel shots is completed, the rotating assembly 3 drives the support plate 2 to rotate, the sieve plate 22 rotates together with the support plate 2, so that the end of the sieve plate 22 with a lower height corresponds to the first guide rail 13, the vibration motor 24 vibrates the sieve plate 22, so that the steel shots fall from the sieve plate 22 into the first guide rail 13, the first guide rail 13 transports the steel shots into the transfer assembly 4, and the transfer assembly 4 finally delivers the steel shots back to the shot blasting assembly 11, which is beneficial to realize the recycling effect of the thrown steel shots and improve the utilization rate of the steel shots.
[0051] The above are the preferred embodiments of the present application, which do not limit the protection scope of the present application, therefore: any equivalent changes made on the structure, shape and principle of the present application should be covered within the protection scope of the present application.
Claims
1. A shot blasting device for processing steel pipes, comprising a frame (1), a shot blasting assembly (11) for shot blasting the steel pipes being arranged above the frame (1), and a conveying assembly (12) for conveying the steel pipes being arranged in the frame (1), characterized in that: The rack (1) is rotationally connected with a support plate (2), the support plate (2) is circumferentially fixed with a plurality of support springs (21), the rack (1) is internally provided with a sieve plate (22), the support springs (21) are all fixedly connected with the sieve plate (22), the sieve plate (22) is provided with a plurality of sieve holes (23), the side of the sieve plate (22) close to the support plate (2) is fixedly provided with a vibration motor (24), and the rack (1) is provided with a rotating assembly (3) for driving the support plate (2) to rotate.
2. The shot blasting apparatus for processing a steel pipe according to claim 1, characterized in that: The rotating assembly (4) comprises a material collecting box (41), a shielding plate (42), a second guide rail (43), a limiting plate (44) and a driving assembly (5) for driving the material collecting box (41) to move in the vertical direction, the two side plates of the material collecting box (41) in the width direction are both provided with a limiting groove (45), the two ends of the shielding plate (42) in the width direction are respectively located in the corresponding limiting grooves (45), the shielding plate (42) is slidably connected with the material collecting box (41) through the limiting grooves (45), the lower bottom plate of the material collecting box (41) is obliquely arranged, and the end of the lower bottom plate of the material collecting box (41) with a lower height is in abutment with the shielding plate (42); the second guide rail (43) is fixedly connected with the rack (1), the second guide rail (43) is obliquely arranged and the end of the second guide rail (43) with a lower height corresponds to the feeding port of the shot blasting assembly (11), the side of the second guide rail (43) with a higher height is fixedly connected with the limiting plate (44), the limiting plate (44) corresponds to the shielding plate (42), and the material collecting box (41) is provided with a limiting assembly (6) for limiting the shielding plate (42).
3. The shot blasting apparatus for processing a steel pipe according to claim 2, characterized in that: The driving assembly (5) comprises a driving lead screw (51), a driving slide rod (52), a connecting block (53) and a driving motor (54), the driving motor (54) is fixedly connected with the rack (1), the output shaft of the driving motor (54) is fixedly connected with the driving lead screw (51), the driving lead screw (51) penetrates through the connecting block (53) and is threadedly connected with the connecting block (53), the driving slide rod (52) is fixedly connected with the rack (1) and is arranged in parallel with the driving lead screw (51), the driving slide rod (52) penetrates through the connecting block (53) and is slidably connected with the connecting block (53), and the connecting block (53) is fixedly connected with the material collecting box (41).
4. The shot blasting apparatus for processing a steel pipe according to claim 2, characterized in that: The two ends of the material collecting box (41) in the width direction are both provided with the limiting assembly (6), the limiting assembly (6) comprises a first connecting plate (61), a limiting spring (62) and a second connecting plate (63), the first connecting plate (61) is fixedly arranged at the lower end of the shielding plate (42), the second connecting plate (63) is fixedly connected with the material collecting box (41) and corresponds to the first connecting plate (61), and the two connecting ends of the limiting spring (62) are fixedly connected with the first connecting plate (61) and the second connecting plate (63).
5. The shot blasting apparatus for processing a steel pipe according to claim 1, characterized in that: The support plate (2) is provided with a blanking port (25), the lower end of the rack (1) is provided with a recycling box (26), the rack (1) is fixedly provided with a guide plate (27), the guide plate (27) is inclinedly arranged, and the lower end of the guide plate (27) corresponds to the recycling box (26).
6. The shot blasting apparatus for processing a steel pipe according to claim 1, characterized in that: The rotating assembly (3) comprises a first connecting piece (31), a driving cylinder (32) and a second connecting piece (33), the first connecting piece (31) is rotationally connected with the rack (1), the driving cylinder (32) is rotationally connected with the first connecting piece (31), the output end of the driving cylinder (32) is rotationally connected with the second connecting piece (33), and the second connecting piece (33) is rotationally connected with the support plate (2).
7. The shot blasting apparatus for processing steel pipes according to claim 1, characterized in that: The support plate (2) is fixedly provided with a plurality of support cylinders (28) along the axial direction, the support cylinders (28) are coaxially and threadedly connected with limit cylinders (29) inside, the support springs (21) correspond to the limit cylinders (29) one by one, and the support springs (21) are located in the corresponding limit cylinders (29).
8. The shot blasting apparatus for processing steel pipes according to claim 1, characterized in that: The arc-shaped cover plate (7) is fixedly arranged on the side, away from the support plate (2), of the sieve plate (22) and corresponds to the vibration motor (24).