Shot-sand separation device of shot blasting machine

Abstract

The utility model belongs to the technical field of shot blasting machines, and particularly relates to a shot-sand separating device of a shot blasting machine, which comprises a sieve plate, an extension spring fixedly connected between the sieve plate and a support plate, a sliding rail arranged inside the bottom side of a mounting frame, a sliding block arranged inside the sliding rail in a sliding manner, and a rotating shaft arranged at the output end of a driving motor, a circular gear is mounted at one end of the rotating shaft, a rack is mounted on the inner wall of the bottom side of the mounting frame, and a cam is assembled outside one end of the rotating shaft; a driving motor is started to drive a rotating shaft and a circular gear to rotate along with the rotating shaft, the circular gear moves along a rack and drives the rotating shaft and a cam to linearly move in the direction of a rectangular groove, the cam at one end of the rotating shaft moves along with the rotating shaft and periodically makes contact with a screen plate, and the screen plate overcomes the tension of an extension spring and slides downwards along a supporting rod; and when the cam is separated from the sieve plate, the extension spring rebounds to pull the sieve plate to move upwards, so that the shot-sand separation operation and the vibration effect of the sieve plate are realized, and the shot-sand separation operation efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a shot blasting machine technical field, concretely is a kind of shot blasting machine pellet sand separating device. BACKGROUND

[0002] Shot blasting machine is a kind of projectile projectile to workpiece surface by high-speed rotating impeller, to achieve the purpose of cleaning, commonly used for the cleaning of some mechanical structures.

[0003] One kind of patent of China with the authorization announcement No.CN221659011U discloses a kind of hook type shot blasting machine, by controlling the first motor work, drive screw rod rotation, screw rod rotation when installation plate is slid in the inner wall of main body, the hoist that installation plate bottom is equipped is stretched from the inner wall of main body, utilize hoist to hang workpiece, again utilize second motor work, make the first conical gear rotation drive second conical gear rotation, and make the connection rod that second conical gear bottom welds fixedly rotates, further make the hoist that connection rod bottom is fixedly connected by bolt rotates, realize the purpose of drive workpiece rotation, it is convenient to clean each surface of workpiece, enhance the effect of cleaning.

[0004] But the device still has some problems, in practical application, need to separate operation to pellet sand, to improve the utilization rate of steel shot, but in the prior art, sieve plate is usually fixed, sand material cannot be promptly dropped through sieve hole, it is difficult to realize the separation of pellet sand, reduce the separation efficiency of pellet sand;Therefore, aiming at the above problems, a kind to be provided shot blasting machine pellet sand separating device. UTILITY MODEL CONTENT

[0005] In order to make up for the deficiencies of the prior art, solve the problems proposed in the background art, the utility model provides a kind of shot blasting machine pellet sand separating device.

[0006] The utility model discloses a technical scheme that solves its technical problem is adopted: a kind of shot blasting machine sand separation device described in the utility model, including shell, two support plates are symmetrically installed in the both sides of shell, support rod is installed in the bottom side of support plate, the outer side of support rod is co-located and is slidably installed with sieve plate, four corner positions of the top side of sieve plate are respectively fixedly connected with support plate between tensile spring, tensile spring is sleeved in the outer side of support rod, one side of shell is installed with mounting frame, the bottom side inside of mounting frame is equipped with slide rail, the inside of slide rail is slidably installed with sliding block, the top side of sliding block is installed with driving motor, the output end of driving motor is installed with rotating shaft, one end of rotating shaft is installed with circular gear, the bottom side inner wall of mounting frame is installed with rack, and rack and circular gear are mutually engaged, the other side of mounting frame is equipped with rectangular slot, one end of rotating shaft penetrates rectangular slot and extends to the middle end of shell, the outer side of one end of rotating shaft is equipped with cam, cam works and will be contacted with sieve plate, the separation operation of sand and the vibration effect of sieve plate are realized, improve the efficiency of sand separation operation.

[0007] Preferably, the shell is installed on one side of the shot blasting machine, the output end of the shot blasting machine is installed with nine shot blasting nozzles, the inner side of the middle end of the shell is symmetrically installed with two guide plates, the inside of the bottom side of the shell is assembled with a collection box, the collection box is installed on one side with a fixed buckle, after separation through the sieve plate, sand falls into the collection box, realizing centralized collection.

[0008] Preferably, the top side of the shell is installed with a mounting cavity, the mounting cavity is installed on one side with a servo motor, the output end of the servo motor is installed with a threaded rod, the top side of the shell is equipped with a sliding groove, the sliding groove and the mounting cavity are communicatively arranged, the sliding groove and the mounting cavity are co-located and slidably installed with a movable block, the inside of the movable block is equipped with a threaded hole, one end of the threaded rod penetrates the threaded hole and is rotatably installed in the inside of one side of the mounting cavity, facilitating the feeding of the shot blasting workpiece into the inside of the shell.

[0009] Preferably, the bottom side of the movable block is installed with a circular cavity, the top side inner wall of the circular cavity is installed with a stepper motor, the output end of the stepper motor is installed with a driving gear, the top side inside of the circular cavity is equipped with a downward-opening annular groove, the inside of the annular groove is slidably installed with an annular slide block, the bottom side of the annular slide block is rotatably installed with three rotating shafts at equal intervals, the top end of the rotating shaft is installed with a driven gear, the driven gear and the driving gear are mutually engaged, the bottom end inner wall of the circular cavity is installed with a plurality of teeth, the driven gears are all mutually engaged with the teeth, the outer side of the rotating shaft is all installed with two groups of three hooks at equal intervals, realizing comprehensive shot blasting cleaning operation.

[0010] Preferably, the shell is symmetrically installed with two sliding doors on one side through guide rail cooperation, facilitating the workpiece to enter the inside of the shell, and preventing the output of dust.

[0011] Preferably, the other side of the shell is provided with a control panel for controlling the operation of the electrical components inside the device, thereby achieving centralized control of the electrical components.

[0012] The utility model has the advantages that:

[0013] 1. The utility model discloses a driving motor starts, and the output shaft drives the rotation axis and the circular gear to rotate, because the circular gear and the rack are mutually engaged, the circular gear can move along the rack, and the rotation axis and the cam are driven to move linearly along the rectangular groove direction, the cam at one end of the rotation axis also moves and periodically contacts the sieve plate, when the cam contacts and extrudes the sieve plate, the sieve plate slides downward along the support rod against the tension spring's tension, when the cam is separated from the contact of the sieve plate, the tension spring rebounds and pulls the sieve plate to move upward, realize the separation operation of the pill sand and the vibration effect of the sieve plate, improve the efficiency of pill sand separation operation;

[0014] 2. The utility model discloses a starting step motor, and the step motor drives the driving gear to rotate, because the driven gear and the driving gear are mutually engaged, and the driven gear is also mutually engaged with the tooth of the inner wall of the bottom end of the circular cavity, so when the driving gear rotates, the driven gear rotates around its own axis and revolves along the tooth, drives the rotating shaft to rotate, so that the workpiece on the hook realizes the compound motion of rotation and revolution, ensures that all surfaces of the workpiece can be comprehensively cleaned in the process of shot blasting. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0016] Figure 1 It is the medium axle side view structural schematic diagram in the utility model;

[0017] Figure 2 It is the main body structure schematic diagram of pill sand separation device of shot blasting cleaning machine;

[0018] Figure 3 It is the structure schematic diagram of pill sand separation assembly of shot blasting cleaning machine;

[0019] Figure 4 It is the structure schematic diagram of shot blasting assembly in pill sand separation device of shot blasting cleaning machine;

[0020] Figure 5 It is the structure schematic diagram of rotating assembly.

[0021] Fig. 1, the shell; 2, the support plate; 3, the support rod; 4, the sieve plate; 5, the tension spring; 6, the mounting frame; 7, the sliding rail; 8, the sliding block; 9, the drive motor; 10, the rotating shaft; 11, the circular gear; 12, the rack; 13, the rectangular slot; 14, the cam; 15, the shot blasting machine; 16, the shot blasting nozzle; 17, the deflector; 18, the collection box; 19, the fixing buckle; 20, the mounting cavity; 21, the servo motor; 22, the threaded rod; 23, the sliding groove; 24, the movable block; 25, the circular cavity; 26, the stepper motor; 27, the driving gear; 28, the annular groove; 29, the annular sliding block; 30, the rotating shaft; 31, the driven gear; 32, the tooth; 33, the hook; 34, the sliding door; 35, the control panel. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] Please refer to Figures 1-3 As shown in Fig. 1, a shot blasting machine sand separation device, including the shell 1, both sides of the shell 1 are symmetrically installed with two support plates 2, the bottom side of the support plate 2 is installed with a support rod 3, the outer side of the support rod 3 is jointly installed with a sieve plate 4, the top side of the sieve plate 4 is respectively and fixedly connected with the support plate 2 at the four corner positions and is provided with a tension spring 5, the tension spring 5 is sleeved on the outer side of the support rod 3, one side of the shell 1 is installed with a mounting frame 6, the bottom side of the mounting frame 6 is internally provided with a sliding rail 7, the inside of the sliding rail 7 is slidably installed with a sliding block 8, the top side of the sliding block 8 is installed with a drive motor 9, the output end of the drive motor 9 is installed with a rotating shaft 10, one end of the rotating shaft 10 is installed with a circular gear 11, the inner wall of the bottom side of the mounting frame 6 is installed with a rack 12, and the rack 12 and the circular gear 11 are intermeshed, the other side of the mounting frame 6 is provided with a rectangular slot 13, one end of the rotating shaft 10 penetrates through the rectangular slot 13 and extends to the middle end of the shell 1, the outer side of one end of the rotating shaft 10 is assembled with a cam 14, the cam 14 works and contacts the sieve plate 4;

[0024] The side of the shell 1 is provided with a shot blasting machine 15, the output end of the shot blasting machine 15 is provided with nine shot blasting nozzles 16, the inner side of the middle end of the shell 1 is symmetrically provided with two flow guides 17, the inner bottom side of the shell 1 is provided with a collecting box 18, one side of the collecting box 18 is provided with a fixing buckle 19, the other side of the shell 1 is provided with a control panel 35; in actual application, the sand and shot need to be separated to improve the utilization rate of the shot, but in the prior art, the sieve plate 4 is usually fixed, so that the sand cannot fall through the sieve hole in time, the separation of the sand and shot is difficult to realize, the separation efficiency of the sand and shot is reduced, and the sand and shot mixture after shot blasting falls on the sieve plate 4; at this time, the driving motor 9 is started, the output shaft drives the rotating shaft 10 and the circular gear 11 to rotate, the circular gear 11 moves along the rack 12 due to the meshing of the circular gear 11 and the rack 12, and the rotating shaft 10 and the cam 14 move linearly along the direction of the rectangular groove 13, the cam 14 also moves and periodically contacts the sieve plate 4, when the cam 14 contacts and presses the sieve plate 4, the sieve plate 4 slides downward along the support rod 3 against the tension spring 5, when the cam 14 is separated from the sieve plate 4, the tension spring 5 rebounds and pulls the sieve plate 4 to move upward, the sieve plate 4 vibrates up and down, in the vibration process, the shot and the sand are separated according to the size, the sand falls through the sieve hole of the sieve plate 4, and the shot and impurities are left above the sieve plate 4, the two flow guides 17 on the inner side of the middle end of the shell 1 guide the falling path of the sand and shot mixture, so that the sand and shot mixture can be more concentratedly distributed on the sieve plate 4, the separation effect is improved, the separation of the sand and shot is realized, the vibration of the sieve plate 4 is realized, the separation efficiency of the sand and shot is improved, then the sand can be taken out from the inside of the shell 1 through the fixing buckle 19, and the shot can be taken out by sliding the sliding door 34.

[0025] Please refer to Figure 1 、 2 , 4, 5, the top side of the shell 1 is provided with a mounting cavity 20, one side of the mounting cavity 20 is provided with a servo motor 21, the output end of the servo motor 21 is provided with a threaded rod 22, the top side of the shell 1 is provided with a sliding groove 23, the sliding groove 23 and the mounting cavity 20 are in communication, the sliding groove 23 and the mounting cavity 20 are jointly provided with a movable block 24, the inner side of the movable block 24 is provided with a threaded hole, one end of the threaded rod 22 penetrates through the threaded hole and is rotatably arranged in the inner side of the mounting cavity 20;

[0026] The bottom side of the movable block 24 is provided with a circular cavity 25, the inner wall of the top side of the circular cavity 25 is provided with a stepping motor 26, the output end of the stepping motor 26 is provided with a driving gear 27, the top side of the circular cavity 25 is internally provided with an opening downward annular groove 28, the inside of the annular groove 28 is slidably provided with an annular sliding block 29, the bottom side of the annular sliding block 29 is equidistantly rotatably provided with three rotating shafts 30, the top end of the rotating shaft 30 is provided with a driven gear 31, the driven gear 31 and the driving gear 27 are mutually engaged, the bottom end inner wall of the circular cavity 25 is provided with a plurality of teeth 32, the driven gear 31 and the teeth 32 are mutually engaged, the outer side of the rotating shaft 30 is equidistantly provided with two groups of three hooks 33, one side of the shell 1 is symmetrically provided with two sliding doors 34 through guide rail cooperation, when the workpiece enters and exits the shell 1, the sliding door 34 is opened through the guide rail cooperation, which is convenient for operation, and is closed at ordinary times to prevent dust from being output outward, reduce environmental pollution and protect the safety of the operator, the servo motor 21 is started through the control panel 35, the threaded rod 22 is rotated under the action of the servo motor 21, the movable block 24 moves to the outside of the shell 1 along the sliding groove 23, at this time, the workpiece which needs to be shot blasted is placed on the hooks 33 below the circular cavity 25, then the servo motor 21 is reversed under the control of the control panel 35, the movable block 24 moves to the inside of the shell 1 with the workpiece, until the workpiece enters the appropriate position, then the stepping motor 26 is started, the driving gear 27 is rotated under the action of the stepping motor 26, because the driven gear 31 and the driving gear 27 are mutually engaged, and the driven gear 31 and the teeth 32 on the bottom end inner wall of the circular cavity 25 are mutually engaged, when the driving gear 27 rotates, the driven gear 31 rotates around its own axis while revolving along the teeth 32, drives the rotating shaft 30 to rotate, so that the workpiece on the hooks 33 realizes the compound motion of rotation and revolution, ensures that all surfaces of the workpiece can be comprehensively shot blasted in the shot blasting process, at the same time, the shot blasting machine 15 starts to work, the high-speed rotating part in the shot blasting machine 15 accelerates the shot, then the shot is shot at high speed to the surface of the rotating workpiece through the nine shot blasting nozzles 16, the shot hits the surface of the workpiece, removes the oxides, rust, old coating and other impurities on the surface of the workpiece, realizes the shot blasting work of the workpiece, wherein the specific model of the shot blasting machine 15 is Q034 type.

[0027] Working principle: the sliding door 34 is installed through the guide rail cooperation, open when the workpiece in and out of the shell 1, convenient operation, usually closed can prevent dust output to the outside, reduce environmental pollution and protect the safety of the operator, through the control panel 35 start servo motor 21, servo motor 21 drive screw rod 22 rotation, moving block 24 along the sliding groove 23 to the outside of the shell 1, at this time can be placed in the need to shot blasting cleaning workpiece below the hook 33 on the circular cavity 25, then, control panel 35 control servo motor 21 reverse, moving block 24 with workpiece to the inside of the shell 1 moves, until into the appropriate position, then, start stepper motor 26, stepper motor 26 drive driving gear 27 rotation, because the driven gear 31 and driving gear 27 meshing, at the same time driven gear 31 and the teeth 32 on the inner wall of the bottom of the circular cavity 25 meshing, so when the driving gear 27 rotates, the driven gear 31 revolves around its own axis, along the teeth 32 revolves, drive rotating shaft 30 rotation, so that the workpiece on the hook 33 realize the composite motion of revolution and revolution, ensure that the workpiece in the process of shot blasting each surface can get comprehensive shot blasting cleaning, at the same time, the shot blasting machine 15 starts to work, its internal high-speed rotating parts will accelerate the shot, then through the nine shot blasting nozzle 16 shot blasting shot to the workpiece surface in rotation, shot impact workpiece surface, remove the workpiece surface scale, rust, old coating and other impurities, realize the shot blasting work of workpiece;

[0028] The shot sand mixture after shot blasting falls into the sieve plate 4 under the action of gravity, at this time, the driving motor 9 starts, its output shaft drives the rotating shaft 10 and the circular gear 11 to rotate, because the circular gear 11 and the rack 12 meshing, the circular gear 11 will move along the rack 12, at the same time drive the rotating shaft 10 and the cam 14 to do linear motion along the rectangular slot 13, the cam 14 also moves and periodically contacts with the sieve plate 4, when the cam 14 contacts with the sieve plate 4 and extrudes, the sieve plate 4 slides downward along the support rod 3 against the tension spring 5, when the cam 14 is separated from the sieve plate 4, the tension spring 5 rebounds and pulls the sieve plate 4 to move upward, realize the sieve plate 4 generates up and down vibration, in the process of vibration, the shot and sand start to separate, the sand falls into the below through the sieve hole of the sieve plate 4, the shot and other impurities remain above the sieve plate 4, the two guide plates 17 on the inner side of the middle end of the shell 1 play a role in guiding the falling path of the shot sand mixture, so that the shot sand mixture can be more concentratedly distributed on the sieve plate 4, improve the separation effect, realize the separation of shot sand and the vibration of the sieve plate 4, improve the efficiency of shot sand separation operation;

[0029] Then the collection box 18 can be taken out from the inside of the shell 1 through the fixed buckle 19, and the shot can be taken out by sliding the sliding door 34.

[0030] In the description of the specification, the description of the terms "one embodiment", "an example", "a specific example" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the utility model. In the specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0031] The basic principle, main features and advantages of the utility model are shown and described above. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and the description in the specification are only to illustrate the principle of the utility model, and various changes and improvements of the utility model can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed.

Claims

1. A shot and sand separating device for a shot blasting machine, characterized in that: The shell (1) is provided with two support plates (2) on both sides, the bottom side of the support plate (2) is provided with a support rod (3), the outer side of the support rod (3) is provided with a sieve plate (4) in common, the top side of the sieve plate (4) is provided with a tension spring (5) between the support plate (2) at the four corner positions, the tension spring (5) is sleeved on the outer side of the support rod (3), one side of the shell (1) is provided with a mounting frame (6), the bottom side of the mounting frame (6) is provided with a sliding rail (7) inside, the sliding rail (7) is provided with a sliding block (8) inside, the top side of the sliding block (8) is provided with a drive motor (9), the output end of the drive motor (9) is provided with a rotating shaft (10), one end of the rotating shaft (10) is provided with a circular gear (11), the bottom side of the mounting frame (6) is provided with a rack (12) on the inner wall, and the rack (12) and the circular gear (11) are engaged with each other, the other side of the mounting frame (6) is provided with a rectangular slot (13), one end of the rotating shaft (10) penetrates through the rectangular slot (13) and extends to the middle end of the shell (1), one end of the rotating shaft (10) is provided with a cam (14) on the outer side, the cam (14) works and contacts the sieve plate (4).

2. A shot separation device for a shot blasting machine according to claim 1, characterized in that: The shell (1) is provided with a shot blasting machine (15) on one side, the output end of the shot blasting machine (15) is provided with nine shot blasting nozzles (16), the middle end of the shell (1) is provided with two guide plates (17) on the inner side, the bottom side of the shell (1) is provided with a collecting box (18) inside, one side of the collecting box (18) is provided with a fixed buckle (19).

3. A shot separation device for a shot blasting machine according to claim 2, characterized in that: The top side of the shell (1) is provided with a mounting cavity (20), one side of the mounting cavity (20) is provided with a servo motor (21), the output end of the servo motor (21) is provided with a threaded rod (22), the top side of the shell (1) is provided with a sliding groove (23), the sliding groove (23) and the mounting cavity (20) are communicated, the sliding groove (23) and the mounting cavity (20) are provided with a movable block (24) in common, the inside of the movable block (24) is provided with a threaded hole, one end of the threaded rod (22) penetrates through the threaded hole and is rotatably installed in the inside of one side of the mounting cavity (20).

4. A shot separation device for a shot blasting machine according to claim 3, characterized in that: The bottom side of the movable block (24) is installed with a circular cavity (25), the inner wall of the top side of the circular cavity (25) is installed with a stepping motor (26), the output end of the stepping motor (26) is installed with a driving gear (27), the inside of the top side of the circular cavity (25) is opened with a downward opening annular groove (28), the inside of the annular groove (28) is slidably installed with an annular sliding block (29), the bottom side of the annular sliding block (29) is equidistantly rotatably installed with three rotating shafts (30), the top end of the rotating shaft (30) is installed with a driven gear (31), the driven gear (31) is meshed with the driving gear (27), the bottom end inner wall of the circular cavity (25) is installed with a plurality of teeth (32), the driven gear (31) is meshed with the teeth (32), the outer side of the rotating shaft (30) is equidistantly installed with two groups of three hooks (33).

5. A shot separation device for a shot blasting machine according to claim 4, characterized in that: The outer shell (1) is symmetrically installed with two sliding doors (34) on one side through guide rail cooperation.

6. A shot separation device for a shot blasting machine according to claim 5, characterized in that: The other side of the outer shell (1) is installed with a control panel (35), the control panel (35) is used for operating control of the electrical elements in the device.

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