CN215148213U - Recovery device for shot blasting machine - Google Patents

Abstract

The utility model relates to the field of section bar processing equipment, in particular to a recovery device for a shot blasting machine, which comprises a cleaning groove, a shot blasting screening mechanism and a feeding mechanism, wherein the cleaning groove is arranged below a dust cleaning mechanism of the shot blasting machine, the shot blasting screening mechanism comprises a roller frame, three rollers, a conveying belt, a magnetic belt, an impurity box, a shot blasting bin and a driving piece, the three rollers are arranged in parallel and are all rotationally connected to the roller frame, the magnetic belt is sleeved on any two adjacent balls, the conveying belt is overlapped on the magnetic belt and sleeved on the rollers at two sides, and the conveying belt is arranged below the cleaning groove; the impurity box is arranged below one side of the conveying belt close to the magnetic belt, and the shot blasting bin is arranged below one side of the magnetic belt far away from the impurity box; the driving piece is arranged on any roller; the feeding mechanism is arranged on the shot blasting screening mechanism and is communicated with the shot blasting bin. This application has the effect that improves the shot-blast rate of recovery.

Description

Recovery device for shot blasting machine

Technical Field

The application relates to the field of sectional material processing equipment, in particular to a recovery device for a shot blasting machine.

Background

The shot blasting machine is realized by means of throwing abrasive particles to the surface of a workpiece by a high-speed rotating throwing head, the steel shot thrown out at high speed is made to impact the surface of a part by the action of centrifugal force to achieve the purpose of finishing, and the shot blasting machine can make the surface of the part generate compressive stress, improve the fatigue strength and the tensile stress corrosion capacity of the part and correct distorted thin-wall parts. The common roller-way passing shot blasting machine can continuously work, and can remove scale, clean and pretreat various steel materials, such as steel plates, steel materials, steel beams, section steel, steel pipes, steel castings and the like in a continuous passing mode.

Application number is 201621437324.2's chinese patent discloses a through type shot blast machine, including feed mechanism, unloading mechanism, the shot blasting mechanism of setting between feed mechanism and unloading mechanism, unloading mechanism includes the unloading track and sets up the device that gathers materials in unloading track one side, the unloading track includes the support body, set up many conveying rollers on the support body and set up the ejection mechanism between the conveying roller, the device that gathers materials includes that the up end is provided with the open-ended box, box middle part level is provided with latticed isolated column, there is 10~15 contained angles in the interior bottom surface of box and horizontal plane, the height that highly is less than the isolated column of interior bottom surface, the lower one side of box is provided with the recovery mouth. When the shot blasting after cleaning is recovered, a recovery pipeline and an air draft device are arranged at a recovery port, the air draft device is opened to directly recover the shot blasting at the recovery port to a shot blasting recovery hopper along the recovery pipeline, and the shot blasting together with the shot blasting recovered in the shot blasting mechanism enters the recovery hopper.

According to the related technology, the shot blasting is worn after a certain service period, the shot blasting volume is reduced, when the shot blasting and other impurities on the surface of the part are screened, the normal shot blasting is screened and recycled, the shot blasting with smaller volume is separated from the other impurities, and the inventor thinks that the defect of reducing the shot blasting recovery rate exists.

SUMMERY OF THE UTILITY MODEL

In order to improve the rate of recovery of throwing the ball, this application provides a recovery unit for shot-blasting machine.

The application provides a pair of recovery unit for shot-blasting machine adopts following technical scheme:

a recovery device for a shot blasting machine comprises a cleaning groove, a shot blasting screening mechanism and a feeding mechanism, wherein the cleaning groove is arranged below a dust cleaning mechanism of the shot blasting machine and used for recovering shot blasting and impurities after cleaning parts; the impurity box is arranged below one side of the conveyor belt close to the magnetic belt, and the pill throwing bin is arranged below one side of the magnetic belt far away from the impurity box; the driving piece is arranged on any one of the rollers and can enable all the rollers to synchronously rotate; the feeding mechanism is arranged on the shot blasting screening mechanism and communicated with the shot blasting bin, and the feeding mechanism can convey shot blasting after being recovered to a recovery hopper of the shot blasting machine.

By adopting the technical scheme, when shot blasting is recycled, shot blasting and other impurities adhered to a part are collected into the cleaning groove, the driving piece is adjusted to be opened, all the rollers drive the conveying belt and the magnetic belt to rotate, mixed impurities in the cleaning groove fall onto the conveying belt and move along with the conveying belt, when the mixed impurities pass through the magnetic belt, the magnetic belt generates suction force on the shot blasting in the impurities, the shot blasting is adsorbed on the magnetic belt through the conveying belt, the conveying belt continues to move to the extreme end, other impurities which are not adsorbed fall into the impurity box under the action of gravity, the adsorbed shot blasting overcomes the gravity and continues to rotate on the conveying belt until the shot blasting is gradually far away from the magnetic belt, the suction force of the magnetic belt is gradually reduced, and the shot blasting falls into the shot blasting bin under the action of gravity; then adjusting the feeding mechanism and conveying the shot blasting in the shot blasting bin into a recovery hopper of the shot blasting machine for recovery and reuse; the cleaning groove, the shot blasting screening mechanism and the feeding mechanism are arranged, so that closed loops of shot blasting collection, screening and conveying can be completed, and the integrity and the circularity of the recovery device are ensured; the gyro wheel frame that sets up, three gyro wheel, conveyer belt, magnetic band, impurity case and throw the ball storehouse, can be through the magnetic band to throw the suction and gravity of ball with all the other impurity with throw ball separation for throw the ball and can be quick concentrate and collect again, reduce the waste of throwing the ball, avoid because of the poor phenomenon that makes to throw ball quantity and reduce gradually of screening effect, improve the rate of recovery of throwing the ball, the race of being convenient for to retrieve is accomplished and is continued to clear up the part, has guaranteed the circulation of throwing the ball.

Optionally, the roller frame is provided with baffles on two sides of the conveying belt.

Through adopting above-mentioned technical scheme, the baffle of setting can block the impurity on the conveyer belt, avoids impurity or the situation that the shot-blast falls from the conveyer belt in conveyer belt transportation process.

Optionally, the top wall of the impurity box is obliquely arranged, one lower side of the impurity box is arranged below the conveying belt, and the other side of the impurity box is higher than the conveying belt in the height direction.

Through adopting above-mentioned technical scheme, the impurity case of setting can concentrate collection and processing except that throwing the ball other impurities of remaining, reduces splashing of impurity simultaneously for impurity can fall into the impurity incasement completely, and pollution abatement.

Optionally, the cleaning tank includes a collecting section and a conical discharging section, a discharging port is provided at the conical discharging section, and a discharging valve is provided at the conical discharging section near the processing port.

Through adopting above-mentioned technical scheme, the toper play material section and the ejection of compact valve of setting, the clearance impurity of being convenient for collection in the clearance groove falls on the conveyer belt along the discharge gate, can control the discharge rate of clearance inslot impurity simultaneously at any time to the screening recovery rate of control shot-blasting.

Optionally, the shot blasting screening mechanism further comprises a pre-screening part, the pre-screening part comprises a screen, one end of the screen is arranged at the conical discharging section, the other end of the screen is obliquely arranged and extends into the shot blasting bin along the lower part of the discharging port, and the screen is close to one side of the shot blasting bin and a gap between the discharging ports is not smaller than the volume of the balls.

Through adopting above-mentioned technical scheme, the screen cloth that sets up can be fallen to and throw the ball between the conveyer belt and carry out the prescreening, throws the ball with the normal size in the impurity and sieves and send and fall to throw the ball storehouse in and collect, and the less shot-blasting of volume falls to the conveyer belt along with all the other impurities and carries out the rescreening because of wearing and tearing, has reduced the screening pressure of conveyer belt, has improved screening efficiency.

Optionally, the screen is hinged to the conical discharging section, and the screen extends into the shot blasting bin and is partially overlapped on the conveyor belt.

Through adopting above-mentioned technical scheme, the screen cloth is set up the conveyer belt can strike off the shot-blast that bonds on the conveyer belt for convey the conveyer belt that clears up the groove below and keep clean.

Optionally, the bottom end of the shot throwing bin in the vertical direction is communicated with the conveying mechanism, one side of the top end is arranged below the roller in the middle of the conveying belt, and the other side of the top end is arranged on the cleaning groove.

Through adopting above-mentioned technical scheme, the shot storehouse of throwing that sets up can be convenient for the recovery of throwing the ball to the shot blasting of collecting the screening, simultaneously sets up around the screening ejection of compact position of throwing the ball, reduces the splashing of throwing the ball and scatters.

Optionally, the conveying mechanism comprises a screw conveyor, a feed inlet of the screw conveyor is communicated with the shot blasting bin, and a feed inlet of the screw conveyor is communicated with a recovery hopper of the shot blasting machine.

Through adopting above-mentioned technical scheme, the screw conveyer of setting can transport the shot-blast of retrieving in the shot-blasting storehouse to the recovery storehouse of shot-blasting machine, accomplishes shot-blasting machine recovery unit's closed loop for the shot-blasting that collects can used repeatedly.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the cleaning groove, the shot blasting screening mechanism and the feeding mechanism are arranged, so that closed loops of shot blasting collection, screening and conveying can be completed, and the integrity and the circularity of the recovery device are ensured; the roller frame, the three rollers, the conveyer belt, the magnetic belt, the impurity box and the shot blasting bin are arranged, so that the rest impurities can be separated from shot blasting through the suction force and gravity of the magnetic belt to the shot blasting, shot blasting can be quickly concentrated and collected again, shot blasting waste is reduced, the phenomenon that the shot blasting quantity is gradually reduced due to poor screening effect is avoided, the recovery rate of shot blasting is improved, the recovered shot blasting can be conveniently cleaned continuously, and shot blasting circulation is ensured;

2. the magnetic wheel is arranged at the turning part of the end part, so that the suction force to the shot blasting is enhanced, the shot blasting can be tightly propped against the conveying belt during rotation, and the connection between the conveying belt and the shot blasting is ensured;

3. the screen cloth that sets up can be fallen to throw the ball between the conveyer belt and carry out the pre-screening, throws the ball with the normal size in the impurity and sieves and send and fall to throw the ball storehouse in and collect, and the less throw ball of volume falls to the conveyer belt along with all the other impurity and sieves again because of wearing and tearing, has reduced the screening pressure of conveyer belt, has improved screening efficiency, and the screen cloth is set up the conveyer belt can strike off the shot-blast that bonds on the conveyer belt for convey and keep clean to the conveyer belt of clearance groove below.

Drawings

FIG. 1 is a schematic overall structure diagram of a recovery device for a shot blasting machine according to an embodiment of the application.

Fig. 2 is a schematic view of the interior of the impurity box and shot blasting bin of fig. 1.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is an internal schematic view of a portion of the feed mechanism of fig. 1.

Description of reference numerals: 1. cleaning the tank; 11. a collection section; 12. a conical discharging section; 13. a discharge valve; 2. a shot blasting and screening mechanism; 21. screening a screen; 22. a roller frame; 23. a roller; 24. a conveyor belt; 25. a magnetic tape; 26. an impurity box; 27. a pill throwing bin; 28. a baffle plate; 29. a drive member; 291. a servo motor; 292. a driving wheel; 293. a transmission belt; 3. a feeding mechanism; 31. a housing; 32. a screw conveying blade; 33. a conveying motor; 34. a support frame; 35. a feed pipe; 36. and (4) discharging the pipe.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses recovery unit for shot-blasting machine. Referring to fig. 1, recovery unit for shot-blasting cleaning machine includes clearance groove 1, shot-blasting screening mechanism 2 and feeding mechanism, and the welding of 1 both ends in clearance groove is in the dust cleaning mechanism below for retrieve shot-blasting and impurity behind the clearance part, and clearance groove 1 is including integrative collection section 11 and the toper ejection of compact section 12 that sets up, and the discharge gate has been seted up to toper ejection of compact section 12 department, and toper ejection of compact section 12 department is close to and handles material mouthful flange joint and has discharge valve 13. Shot blasting screening mechanism 2 includes pre-screening part and secondary screening part, and the pre-screening part sets up in discharge gate department, and secondary screening part sets up in the discharge gate below.

Referring to fig. 1 and 2, the pre-screening component comprises a screen 21, one end of the screen 21 is hinged to one end of the conical discharging section 12 close to the discharging port, and the other end of the screen 21 is obliquely arranged and erected on the secondary screening component; the articulated shaft of screen cloth 21 sets up along the horizontal direction, and screen cloth 21 keeps away from the clearance between articulated shaft one side and the discharge gate and is not less than the ball volume.

Referring to fig. 1 and 2, a roller frame 22 of a secondary screening part, three rollers 23, a conveyer belt 24, a magnetic belt 25, an impurity box 26, a shot blasting bin 27, a baffle 28 and a driving piece 29, wherein the roller frame 22 is fixed on the ground through expansion bolts, one end of the roller frame 22 is close to and fixed below a discharge port, the length direction of the roller frame 22 is axially vertical to the screen 21, and the baffle 28 is welded on the roller frame 22 along the length direction. The three rollers 23 are arranged in parallel and are all connected to the roller frame 22 through bearings in a rotating mode, the magnetic belt 25 is sleeved on two adjacent balls on one side far away from the discharging port, the roller 23 on one end far away from the discharging port is a magnetic wheel, and the conveying belt 24 is stacked on the magnetic belt 25 and sleeved on the two rollers 23 at the two extreme ends. Referring to fig. 3, the driving member 29 includes a servo motor 291, a driving wheel 292 and a transmission belt 293, the roller frame 22 is welded with a motor frame, the servo motor 291 is fixed on the motor frame through bolts, an output shaft of the servo motor 291 is coaxially welded with the roller 23 far away from one end of the magnetic belt 25, the driving wheel 292 is coaxially welded on a rotation shaft of the three rollers 23, and the transmission belt 293 is sleeved on all the driving wheels 292. Impurity box 26 is placed on the conveyer belt is close to subaerial of magnetic tape 25 one side, and impurity box 26 roof slope sets up, and the lower one side setting of impurity box 26 is in conveyer belt 24 below, and higher one side is higher than conveyer belt 24 setting along the direction of height. The shot blasting bin 27 is arranged on one side, away from the impurity box 26, of the magnetic belt 25, and the bottom wall of the shot blasting bin 27 is welded above the feeding end of the conveying mechanism 3 and is communicated with the feeding end of the conveying mechanism 3; one side of the top end of the pill throwing bin 27 close to the impurity box 26 is arranged below the middle roller 23 of the conveyer belt 24, and the other side is welded on the side wall of the conical discharging section 12. The end of the screen 21 far away from the hinged shaft extends into the pill throwing bin 27 and is erected at the end of the conveying belt 24 far away from the magnetic belt 25.

Referring to fig. 1 and 4, conveying mechanism 3 includes screw conveyer, screw conveyer includes screw conveying blade 32, conveying motor 33, shell 31, inlet pipe 35 and discharging pipe 36, subaerial support frame 34 that is fixed with through the collision bolt, conveying motor 33 passes through the subaerial of bolt fastening in the middle of support frame 34, shell 31 numerical value welding is on support frame 34, screw conveying blade 32 both ends are passed through the bearing and are rotated and connect on shell 31 roof and diapire, screw conveying blade 32 wears out shell 31 diapire one end coaxial welding on the output shaft of output motor. The feeding pipe 35 is welded at one end, close to the ground, of the shell 31 and communicated with the spiral conveying blade 32, one end, far away from the shell 31, of the feeding pipe 35 is communicated with the bottom wall of the shot blasting bin 27 in a welding mode, the discharging pipe 36 is welded at one end, far away from the ground, of the shell 31 and communicated with the spiral conveying blade 32, and one end, far away from the shell 31, of the discharging pipe 36 is communicated with a recovery bucket of the shot blasting machine in a welding mode.

The implementation principle of the recovery device for the shot blasting machine in the embodiment of the application is as follows: when carrying out recovery processing to the shot-blast, the shot-blast of adhesion and all the other impurities on the part collect clearance groove 1 in, adjust servo motor 291 and open for servo motor 291's output shaft passes through the band pulley and drives gyro wheel 23 and rotate, and then drives conveyer belt 24 and magnetic tape 25 and continue to rotate. The discharge valve 13 is adjusted to be opened, mixed impurities in the cleaning tank 1 fall onto the screen 21, the screen 21 screens shot shots with normal sizes in the impurities, the shot shots slide along the screen 21 into the shot blasting bin 27 to be collected, and the shot shots with small sizes due to abrasion fall onto the conveying belt 24 along with other impurities and move along with the conveying belt 24. When the conveying belt 24 drives the screened impurities to pass through the magnetic belt 25, the magnetic belt 25 generates suction force to shot blasting in the impurities, the shot blasting is adsorbed on the magnetic belt 25 through the conveying belt 24, the conveying belt 24 continues to move to a position far away from the end part of the discharge port and is opposite to the conveying belt, other unadsorbed impurities fall into the impurity box 26 under the action of gravity, and the adsorbed shot blasting overcomes the gravity and continues to be left on the conveying belt 24 and continues to move until the impurities are gradually far away from the magnetic belt 25. In the process that the shot blasting is gradually far away from the magnetic belt 25 along with the conveyor belt, the suction force of the magnetic belt 25 on the shot blasting is gradually reduced until the shot blasting falls into the shot blasting bin 27 under the action of gravity; when the conveyer belt 24 is conveyed to the end far away from the magnetic belt 25 to be reset, the screen 21 erected on the conveyer belt 24 scrapes shot balls adhered on the conveyer belt 24 and falls into the shot blasting bin 27, and the shot blasting is completed. Finally, the conveying motor 33 is adjusted to be opened, so that the output shaft of the conveying motor 33 drives the spiral conveying blade 32 to rotate, shot in the shot blasting bin 27 enters the spiral conveying blade 32 along with the feeding pipe 35, is conveyed to the top end through the spiral conveying blade 32, and is conveyed into a recovery hopper of the shot blasting machine along the discharging pipe 36 to be recovered and reused.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a recovery unit for shot-blast cleaning machine which characterized in that: the shot blasting screening machine comprises a cleaning groove (1), a shot blasting screening mechanism (2) and a conveying mechanism (3), wherein the cleaning groove (1) is arranged below a dust cleaning mechanism of the shot blasting machine and used for recovering shot blasting and impurities after cleaning parts, the shot blasting screening mechanism (2) comprises a roller frame (22), three rollers (23), a conveying belt (24), a magnetic belt (25), an impurity box (26), a shot blasting bin (27) and a driving piece (29), the three rollers (23) are arranged in parallel and are rotationally connected to the roller frame (22), the magnetic belt (25) is sleeved on any two adjacent rollers (23), the conveying belt (24) is overlapped on the magnetic belt (25) and sleeved on the rollers (23) on two sides, and the conveying belt (24) is arranged below the cleaning groove (1); the impurity box (26) is arranged below one side of the conveyor belt (24) close to the magnetic belt (25), and the pill throwing bin (27) is arranged below one side of the magnetic belt (25) far away from the impurity box (26); the driving piece (29) is arranged on any one of the rollers (23) and can enable all the rollers (23) to synchronously rotate; the conveying mechanism (3) is arranged on the shot blasting screening mechanism (2) and communicated with the shot blasting bin (27), and the conveying mechanism (3) can convey shot blasting after recovery to a recovery hopper of the shot blasting machine.

2. The recycling device for shot blasting machines of claim 1, wherein: and baffles (28) are arranged on the two sides of the conveying belt (24) of the roller carrier (22).

3. The recycling device for shot blasting machines of claim 1, wherein: the top wall of the impurity box (26) is obliquely arranged, the lower side of the impurity box (26) is arranged below the conveying belt (24), and the other side of the impurity box is higher than the conveying belt (24) in the height direction.

4. The recycling device for shot blasting machines of claim 1, wherein: the cleaning tank (1) comprises a collecting section (11) and a conical discharging section (12), the conical discharging section (12) is provided with a discharging port, and the conical discharging section (12) is provided with a discharging valve (13) close to the treatment port.

5. The recycling device for shot blasting machines of claim 4, wherein: shot blasting screening mechanism (2) still includes screening part in advance, screening part in advance includes screen cloth (21), screen cloth (21) one end sets up toper ejection of compact section (12), and the other end slope sets up and stretches into along the discharge gate below throw ball storehouse (27) set up, screen cloth (21) are close to throw ball storehouse (27) one side with space between the discharge gate is not less than gyro wheel (23) volume.

6. The recycling device for shot blasting machines of claim 5, wherein: the screen (21) is hinged to the conical discharging section (12), and the part of the screen (21) extending into the shot throwing bin (27) is partially overlapped on the conveying belt (24).

7. The recycling device for shot blasting machines of claim 5, wherein: the bottom end of the shot throwing bin (27) in the vertical direction is communicated with the conveying mechanism (3), one side of the top end is arranged below the roller (23) in the middle of the conveying belt (24), and the other side of the top end is arranged on the cleaning groove (1).

8. The recycling device for shot blasting machines of claim 1, wherein: the conveying mechanism (3) comprises a screw conveyor, a feed inlet of the screw conveyor is communicated with the shot blasting bin (27), and a feed inlet of the screw conveyor is communicated with a recovery hopper of the shot blasting machine.

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