Shot blasting machine capable of automatically loading and unloading

Abstract

The utility model discloses a shot blasting machine capable of automatically loading and unloading, and relates to the technical field of shot blasting processing, the shot blasting machine comprises a shot blasting chamber, four corners of the top of the shot blasting chamber are fixedly connected with support frames, the tops of the support frames are provided with I-shaped steel, and the surface of the I-shaped steel is provided with an elevator for hoisting shot blasting workpieces to move. According to the shot blasting machine capable of automatically loading and unloading, primary coarse screening is performed through a screening plate at the bottom of the shot blasting chamber, large-particle impurities are intercepted, steel shots are stably conveyed to a screening box through a spiral separation plate in a conveying pipe, broken steel shots are screened out through an upper-layer screen, dust and tiny chippings are filtered out through a lower-layer screen, and springs are matched with a vibration motor, so that the screens vibrate at high frequency; the stepped screen group and the vibrating mechanism cooperatively operate, materials are filtered in a layered mode through the screen plates with different apertures from top to bottom, the materials continuously roll under the combined action of stepped fall and vibration, the materials are prevented from blocking screen holes, meanwhile, qualified steel shots are separated from damaged steel shots, and the standby rate of the steel shots is increased.

Description

TECHNICAL FIELD

[0001] The utility model relates to a shot -blasting machine in the field of shot -blasting processing technology, specifically a shot -blasting machine of automatic feeding and unloading. BACKGROUND

[0002] Shot -blasting machine is more widely used when cleaning the metal surface, and the shot -blasting machine is a kind of processing technology by the shot -blasting machine The steel sand is impacted on the surface of material object at high speed, compared with other surface treatment technologies, it is faster, more effective, and can be reserved or stamped after casting process.

[0003] In the prior art, such as the public number CN219075374U, a kind of shot -blasting machine of automatic feeding and unloading, it includes device body, the bottom of the device body is communicated with shell, the inside of the shell is provided with feeding mechanism, the bottom of the shell cavity is provided with collection mechanism, the side of the device body is fixedly connected with feed pipe, the inside of the device body cavity both sides are all fixedly connected with fixed plate, the fixed plate is obliquely arranged.

[0004] Based on the above prior art, the shot -blasting machine still has the following problems: when the metal workpiece is processed by shot -blasting, the mutual collision of steel shot and metal workpiece causes the rupture and deformation of steel shot, and the damaged steel shot cannot be distinguished from the intact steel shot, so that when the steel shot is recycled and fed again, the damaged steel shot will cause the surface of workpiece to be damaged, and the polishing efficiency of workpiece is also reduced, and when the steel shot is recycled and fed, the surface of steel shot will be attached with metal workpiece debris, thereby affecting the screening efficiency of finished product, therefore, the utility model provides a kind of shot -blasting machine of automatic feeding and unloading. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of the prior art, the utility model provides a kind of shot -blasting machine of automatic feeding and unloading, solves the problem that damaged steel shot cannot be distinguished from qualified steel shot, and the surface of steel shot will be attached with metal workpiece debris when recycling and feeding.

[0006] To achieve the above object, the utility model is realized by the following technical scheme: a kind of shot -blasting machine of automatic feeding and unloading, including shot -blasting chamber, the four corners of the top of the shot -blasting chamber are all fixedly connected with support frame, and the top of support frame is provided with I-steel, and the surface of I-steel is provided with lifting machine for lifting and hoisting shot -blasting workpiece moving, the inner bottom of the shot -blasting chamber is provided with screening plate for screening steel shot, and the bottom of screening plate is provided with screening assembly for screening and improving steel shot standby rate;

[0007] The screening assembly comprises a conveying pipe connected through the bottom of the screening plate, the interior of the conveying pipe is provided with a spiral sub-plate for improving the stability of the steel ball movement, the bottom end of the conveying pipe is provided with a screening box, the interior of the screening box is provided with an upper layer screen and a lower layer screen from top to bottom, the two sides of the upper layer screen and the lower layer screen are provided with springs fixedly connected with the inner wall of the screening box, the other side of the upper layer screen and the lower layer screen is provided with a vibrating motor for improving the screening efficiency, and the middle part of the side of the upper layer screen and the lower layer screen is provided with a waste groove plate.

[0008] Preferably, the bottom of the screening box is provided with a treatment box, the interior of the top of the treatment box is sequentially provided with a plurality of permanent magnet rollers at equal intervals from left to right, and the side of the treatment box is provided with a discharge plate for collecting the qualified steel balls.

[0009] Preferably, the upper layer screen and the lower layer screen are connected through a hollow flexible cover cloth frame, and the top and the bottom of the hollow flexible cover cloth frame are provided with steel rings matched with the upper layer screen and the lower layer screen.

[0010] Preferably, the side of the screening box is provided with a waste guide plate, and one end of the waste guide plate is communicated with the waste groove plate.

[0011] Preferably, the side of the shot blasting chamber is provided with a shot blasting machine body for driving the steel balls to polish and polish the workpiece, and the bottom of the shot blasting machine body is provided with a steel ball bin for supplementing the steel balls.

[0012] Preferably, the middle part of the top surface of the shot blasting chamber is provided with a guide groove, and the guide groove is on the same horizontal movement track as the elevator.

[0013] Beneficial effects

[0014] The utility model provides a kind of automatic feeding and discharging's shot blasting machine compared with prior art has the following beneficial effects

[0015] 1, the automatic feeding and discharging's shot blasting machine, by the screening plate of shot blasting chamber bottom carries out primary coarse screening, intercepts large particle impurities, and the steel ball is stably conveyed to screening box by the spiral sub-plate in conveying pipe, and the upper layer screen and the lower layer screen are filtered to broken steel ball, dust and small chip, and the spring and vibrating motor cooperate, so that screen high-frequency vibration is adopted, and the ladder type screen group and vibration mechanism are cooperated, and material is layered and filtered by different aperture screen plate from top to bottom, and material is continuously tumbled under the effect of ladder difference and vibration, so that material is prevented from being blocked screen hole, and qualified steel ball and damaged steel ball are distinguished, to further improve the standby rate of steel ball.

[0016] 2. The automatic feeding and discharging shot blasting machine, through the permanent magnet roller arranged in the treatment box, carries out secondary purification on the steel shot, adsorbs metal scraps, the permanent magnet roller is used for adsorbing large metal impurities in the coarse particle channel, avoids the overloading of the large particle magnetic separation, realizes the efficient separation and self-adaptive purification of the metal impurities of all particle sizes, and further improves the standby screening rate of the steel shot, and guarantees the qualified efficiency of the steel shot feeding. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a three-dimensional appearance schematic view of the utility model;

[0018] Figure 2 It is a three-dimensional appearance schematic view of the shot blasting chamber of the utility model;

[0019] Figure 3 It is a three-dimensional appearance schematic view of the screening plate of the utility model;

[0020] Figure 4 It is a three-dimensional appearance schematic view of the screening assembly of the utility model;

[0021] Figure 5 It is a three-dimensional appearance schematic view of the permanent magnet roller of the utility model.

[0022] In the drawing: 1, shot blasting chamber; 2, support frame; 3, I-shaped steel; 4, elevator; 5, screening plate; 6, screening assembly; 61, conveying pipe; 62, spiral sub-plate; 63, screening box; 631, treatment box; 632, permanent magnet roller; 633, discharge plate; 64, upper layer screen cloth; 65, lower layer screen cloth; 66, spring; 67, vibration motor; 68, waste trough plate; 7, hollow flexible cover cloth frame; 8, guide groove; 9, shot blasting machine body; 10, steel shot bin; 11, waste guide plate. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0024] The utility model provides two technical schemes:

[0025] Figures 1-5The first embodiment is shown: an automatic feeding and discharging shot blasting machine, comprising a shot blasting chamber 1, a support frame 2 is fixedly connected at the top of the shot blasting chamber 1 at four corners, and a I-shaped steel 3 is arranged at the top of the support frame 2, and a hoist 4 for lifting and moving the shot blasting workpiece is arranged on the surface of the I-shaped steel 3, and a screening plate 5 for screening the steel shot is arranged on the inner bottom surface of the shot blasting chamber 1, and a screening assembly 6 for screening and improving the standby rate of the steel shot is arranged at the bottom of the screening plate 5;

[0026] The screening assembly 6 comprises a conveying pipe 61 connected through the bottom of the screening plate 5, the inside of the conveying pipe 61 is provided with a spiral partition plate 62 for improving the movement stability of the steel shot, the bottom end of the conveying pipe 61 is provided with a screening box 63, the inside of the screening box 63 is provided with an upper layer screen 64 and a lower layer screen 65 arranged in an up-down manner, the two sides of the upper layer screen 64 and the lower layer screen 65 are provided with springs 66 fixedly connected with the inner wall of the screening box 63, the other sides of the upper layer screen 64 and the lower layer screen 65 are provided with vibration motors 67 for improving the screening efficiency, and the middle of the side surface of the upper layer screen 64 and the lower layer screen 65 is provided with a waste groove plate 68.

[0027] Specifically, during the processing of the metal workpiece, the metal workpiece to be processed is moved along the I-shaped steel 3 track by the hoist 4, is accurately positioned to the center of the shot blasting chamber 1 through the guide groove 8, after the hoist 4 grasps the workpiece, uniformly descends to the shot blasting area, the shot blasting machine body 9 high-speed sprays the steel shot in the steel shot bin 10 to the surface of the workpiece to remove the impurities such as scale and burr, after the steel shot collides with the workpiece, is subjected to primary filtration through the screening plate 5, the large debris is intercepted, the steel shot and the fine impurities fall into the conveying pipe 61, the steel shot and the debris are rotated and conveyed to the screening box 63 through the spiral partition plate 62 in the conveying pipe 61, the rotation speed of the spiral partition plate 62 uniformly distributes the steel shot to avoid accumulation, the upper layer screen 64 in the screening box 63 intercepts the broken steel shot with a hole diameter of Φ1.2mm, the lower layer screen 65 filters the dust with a hole diameter of Φ0.8mm, the vibration motor 67 drives the screen to vibrate at a high frequency, the spring 66 assists the amplitude stability, and the broken shot and the dust are discharged as waste through the waste groove plate 68 and the waste guide plate 11.

[0028] In the embodiment, the bottom of the screening box 63 is provided with a treatment box 631, a plurality of permanent magnetic rollers 632 are arranged at equal intervals from left to right in the inside of the top of the treatment box 631, and the side surface of the treatment box 631 is provided with a discharge plate 633 for collecting the qualified steel shot.

[0029] Specifically, the qualified steel shot falls into the treatment box 631, the metal debris such as iron slag and scale is adsorbed by the permanent magnetic roller 632, and the non-magnetic steel shot is discharged through the discharge plate 633.

[0030] Figures 1-5The second embodiment is shown, and the main difference with the first embodiment is that the upper screen 64 and the lower screen 65 are connected through the hollow flexible cover cloth frame 7, and the top and bottom of the hollow flexible cover cloth frame 7 are provided with a steel ring matched with the upper screen 64 and the lower screen 65, the side of the screening box 63 is provided with a waste guide plate 11, one end of the waste guide plate 11 is communicated with a waste groove plate 68, the side of the shot blasting chamber 1 is provided with a shot blasting machine body 9 for driving the steel shot to polish and polish the workpiece, and the bottom of the shot blasting machine body 9 is provided with a steel shot bin 10 for steel shot replenishment, and the middle of the top surface of the shot blasting chamber 1 is provided with a guide groove 8, and the guide groove 8 is on the same horizontal movement track with the elevator 4.

[0031] Specifically, the upper screen 64 and the lower screen 65 are connected, fixed and sealed by the steel ring, so as to avoid the spattering of the steel shot or the overflow of the dust during the screening process, while allowing the screen to vibrate freely, the waste guide plate 11 is communicated with the waste groove plate 68 of the screening box 63, the broken steel shot and impurities screened out are directed to the waste collection area, so as to prevent the accumulation from affecting the screening efficiency, and the guide groove 8 is arranged on the top of the shot blasting chamber 1 and matches the movement track of the elevator 4, so as to ensure that the workpiece moves along the fixed path during hoisting, and avoids deviation or collision.

[0032] Meanwhile, the contents not described in detail in the specification all belong to the prior art known by those skilled in the art.

[0033] Working principle: the top support frame 2 and the I-shaped steel 3 fix the elevator 4, which is used for lifting the workpiece to move, the inner bottom surface screening plate 5 performs primary screening on the steel shot, the screening assembly 6 receives the steel shot through the conveying pipe 61, the spiral sub-plate 62 guides the steel shot to stably fall to the screening box 63, the upper screen 64 and the lower screen 65 are elastically supported by the spring 66, and the vibration motor 67 drives the screen to vibrate at high frequency, so as to screen the qualified steel shot according to the particle size, and the waste is discharged through the waste groove plate 68.

[0034] The treatment box 631 is located at the bottom of the screening box 63, the internal permanent magnet roller 632 magnetically attracts the screened steel shot to remove metal debris, and the purified steel shot is recycled to the shot blasting machine through the discharge plate 633 for recycling.

[0035] The hollow flexible cover cloth frame 7 connects the upper screen 64 and the lower screen 65, and is fixed and sealed by the steel ring, so as to avoid the spattering of the steel shot or the overflow of the dust during the screening process, while allowing the screen to vibrate freely, the guide groove 8 is arranged on the top of the shot blasting chamber 1 and matches the movement track of the elevator 4, so as to ensure that the workpiece moves along the fixed path during hoisting, and avoids deviation or collision.

[0036] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0037] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. An automatic feeding and discharging shot blasting machine, comprising a shot blasting chamber (1), characterized in that: The support frame (2) is fixedly connected to the top of the shot blasting chamber (1), and the top of the support frame (2) is provided with an I-shaped steel (3), and the surface of the I-shaped steel (3) is provided with a hoist (4) for lifting the shot blasting workpiece; the inner bottom surface of the shot blasting chamber (1) is provided with a screening plate (5) for primary screening of steel shots; and the bottom of the screening plate (5) is provided with a screening assembly (6) for screening and improving the standby rate of steel shots. The screening assembly (6) comprises a conveying pipe (61) connected through the bottom of the screening plate (5), and the conveying pipe (61) is internally provided with a spiral partition plate (62) for improving the movement stability of the steel shots; the bottom end of the conveying pipe (61) is provided with a screening box (63), the inside of the screening box (63) is provided with an upper layer screen (64) and a lower layer screen (65) from top to bottom, respectively, the two sides of the upper layer screen (64) and the lower layer screen (65) are provided with springs (66) fixedly connected with the inner wall of the screening box (63), the other sides of the upper layer screen (64) and the lower layer screen (65) are provided with vibration motors (67) for improving the screening efficiency, and the middle of the side surface of the upper layer screen (64) and the lower layer screen (65) is provided with a waste groove plate (68).

2. The shot blasting machine of claim 1, wherein: The bottom of the screening box (63) is provided with a treatment box (631), and the inside of the top of the treatment box (631) is sequentially provided with a plurality of permanent magnet rollers (632) at equal intervals from left to right, and the side surface of the treatment box (631) is provided with a discharge plate (633) for collecting the qualified steel shots.

3. The shot blasting machine of claim 1, wherein: The upper layer screen (64) and the lower layer screen (65) are connected through a hollow flexible cover cloth frame (7), and the top and bottom of the hollow flexible cover cloth frame (7) are provided with steel rings matched with the upper layer screen (64) and the lower layer screen (65).

4. The shot blasting machine of claim 1, wherein: The side surface of the screening box (63) is provided with a waste guide plate (11), and one end of the waste guide plate (11) is communicated with the waste groove plate (68).

5. The automatic feeding and discharging shot blasting machine according to claim 1, characterized in that: The side surface of the shot blasting chamber (1) is provided with a shot blasting machine body (9) for driving the steel shots to polish and grind the workpiece, and the bottom of the shot blasting machine body (9) is provided with a steel shot bin (10) for supplementing the steel shots.

6. The shot blasting machine of claim 1, wherein: The middle of the top surface of the shot blasting chamber (1) is provided with a guide groove (8), and the guide groove (8) is on the same horizontal movement track as the hoist (4). The middle of the top surface of the shot blasting chamber (1) is provided with a guide groove (8), and the guide groove (8) is on the same horizontal movement track as the hoist (4).

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