CN216913427U - Sand screening device - Google Patents

Abstract

The utility model relates to the technical field of sand screening machines, in particular to a sand screening device, which comprises a shell and a circulating mechanism, wherein the shell is provided with a first opening and a second opening; the sand blasting mechanism is arranged inside the shell; the recovery assembly is arranged in the shell below the sand blasting mechanism; the lifting assembly is arranged on the ground at one side of the recovery assembly; the upright post is arranged on the ground at one side of the lifting assembly along the height direction of the shell; the placing box is fixedly arranged at the top of the upright post; the dust removal assembly is arranged on the placing box; the bracket is fixedly arranged on the ground at one side of the shell; the sand screen is fixedly arranged at the top of the bracket, and a first pipeline is arranged between the sand screen and the placing frame; the storage assembly is fixedly arranged at the top of the bracket on one side of the sand sieving device, a second pipeline is arranged between the storage assembly and the sand sieving device, and a third pipeline is arranged between the storage assembly and the casing. According to the utility model, by arranging the sand blasting mechanism and the circulating mechanism, automatic circulation of the sand blasting machine, the sand adding machine and the sand screening machine is realized, so that the technical requirement on the utilization rate of equipment is improved.

Description

Sand screening device

Technical Field

The utility model relates to the technical field of sand screening machines, in particular to a sand screening device.

Background

The drum type sand screening machine adopts a horizontally arranged roller screen drum according to the working principle of manually screening sand by using an inclined screen, and ensures that more than five circles of continuous roller screening can be carried out among a plurality of circles of internal spiral blades remained in the screen drum, so that sand materials are repeatedly rolled and slid to be fully dispersed and separated; different from mutual pushing and burying of large and small materials caused by an inclined roller screen, the screening process is hasty; and the vibration jumping and the mixing of the materials are different from those of the inclined vibrating screen. The sand adding machine drives the spiral motion mechanism through the motor to send sand materials into the lifting device to enter the sand blasting machine for operation, and the sand adding amount achieves the purpose of automatically adding sand according to the sand adding time and frequency controlled by the PLC and can be set according to process requirements. In prior art, sand sieving machine and sand adding machine set up separately, and sand sieving machine and sand adding machine all cooperate sand blasting machine to use jointly usually, but the three is relatively independent, need utilize sand sieving machine earlier to screen sand material promptly, add sand material that will screen well afterwards to the sand adding machine in to under the drive of sand adding machine, make sand blasting machine can be with sand material blowout. Therefore, the time and the labor are wasted, and the utilization rate is not high. And meanwhile, when the sand blasting machine performs sand blasting, all sand materials can not be guaranteed to be sprayed onto the workpiece. Therefore, the technical problem of how to realize automatic circulation of the sand blasting machine, the sand adding machine and the sand screening machine so as to improve the utilization rate of equipment is solved.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need to provide a sand screening device, which includes a casing and a circulating mechanism; also comprises a sand blasting mechanism; the circulating mechanism comprises a recovery assembly, a lifting assembly, a placing box, a dust removal assembly, a sand screening device, a storage assembly, a support and an upright post; the sand blasting mechanism is arranged inside the shell; the recovery assembly is arranged in the shell below the sand blasting mechanism; the lifting assembly is arranged on the ground at one side of the recovery assembly; the upright post is arranged on the ground at one side of the lifting assembly along the height direction of the shell; the placing box is fixedly arranged at the top of the upright post, and one side of the placing box is fixedly connected with one end of the lifting assembly, which is far away from the recovery assembly; the dust removal assembly is arranged on the placing box; the bracket is fixedly arranged on the ground at one side of the shell; the sand screen is fixedly arranged at the top of the bracket, and a first pipeline is arranged between the sand screen and the placing box; the storage assembly is fixedly arranged at the top of the bracket on one side of the sand sieving device, a second pipeline is arranged between the storage assembly and the sand sieving device, and a third pipeline is arranged between the storage assembly and the casing.

Preferably, the recovery assembly comprises a first synchronous wheel, a synchronous belt, a second synchronous wheel, a side plate and a first rotary driver; the side plates are symmetrically and fixedly arranged on one side of the shell; the first synchronous wheel is rotatably arranged on the inner side of the machine shell along the width direction of the machine shell; the second synchronizing wheel is rotatably arranged on the side wall of the side plate along the width direction of the machine shell; two ends of the synchronous belt are respectively meshed with the first synchronous wheel and the second synchronous wheel; the first rotary driver is fixedly arranged on the side wall of the side plate, the output end of the first rotary driver points to the second synchronizing wheel, and the output end of the first rotary driver is fixedly connected with the second synchronizing wheel.

Preferably, the lifting assembly comprises a lifting machine, a discharging port and a second rotary driver; the lifting machine is fixedly arranged on the ground at one side of the recovery assembly; a second rotary driver for driving the lifting machine to operate is arranged on the side wall of the lifting machine; the drain hole sets up on the lifter is close to one side of retrieving the subassembly.

Preferably, the dust removal assembly comprises a blower, an inclined plate, a through hole, a dust removal piece, a through groove, an outlet and a vibrator; the blower is fixedly arranged at the top of the placing box; the inclined plate is arranged inside the placing box; the through holes are uniformly formed in the inclined plate along the height direction of the placing box; the through groove is formed in the upper portion of the upright column along the length direction of the upright column; the outlet is arranged on the side wall of the upright post and communicated with the through groove; the dust removing pieces are uniformly arranged on the through grooves along the length direction of the upright posts; the vibrator is fixedly arranged on the lateral wall of the outer side of the placing box.

Preferably, the storage assembly includes a storage tank, a first on-off valve and a second on-off valve; the plurality of storage boxes are fixedly arranged at the upper part of the bracket; the first switch valve is fixedly arranged on one side of the storage tank, which is far away from the shell, and the first switch valve is connected with the sand screen through a fourth pipeline; two ends of the second switch valve are respectively fixedly connected with the machine shell and the storage box.

Preferably, the device further comprises a monitoring component; the monitoring assembly comprises a first signal transmitter and a first signal receiver; the first signal emitter is fixedly arranged on the side wall of the storage box; the first signal receiver is fixedly arranged on the side wall of the storage box far away from the first signal emitter.

Preferably, the sand blasting mechanism comprises a feeding hole, a material pushing assembly, a conveying table, a supporting rod, a sand blasting amount detection assembly, a baffle, a safety assembly and a spray head; the feeding hole is formed in the side wall of one side of the shell; the conveying platform is arranged on one side of the shell, which is provided with the feeding hole; the pushing assembly is arranged on one side of the shell, which is far away from the conveying table; the supporting rods are rotatably arranged inside the shell along the width direction of the shell, and the supporting rods are uniformly distributed along the length direction of the shell; the sand blasting amount detection assembly is arranged on the side wall of the machine shell below the supporting rod; the baffle is arranged on the feeding hole; the safety assembly is arranged on the feeding hole at one side of the baffle; the shower nozzle is even setting up in the inside of casing.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, by arranging the sand blasting mechanism, the recovery assembly, the lifting assembly, the placing box, the dust removing assembly, the sand screening device, the storage assembly, the bracket and the upright column, the automatic circulation of the sand blasting machine, the sand adding machine and the sand screening machine is realized, so that the technical requirement on the utilization rate of equipment is improved.

2. According to the sand material lifting device, the technical requirements that the recovery assembly can recover and convey leaked sand materials to the lifting assembly are met by arranging the first synchronous wheel, the synchronous belt, the second synchronous wheel, the side plate and the first rotary driver

3. According to the sand material lifting device, the lifting machine, the discharging port and the second rotary driver are arranged, so that the technical requirement that the sand material can be lifted into the placing box by the lifting assembly is met.

4. According to the utility model, the technical requirement that the dust removal component can remove dust from sand materials in the storage box is realized by arranging the air blower, the inclined plate, the through hole, the dust removal part, the through groove, the outlet and the vibrator.

5. According to the utility model, through the arrangement of the storage tank, the first switch valve and the second switch valve, the technical requirements that the storage assembly can store sand materials with different particle sizes and can supply the sand blasting mechanism in proportion are met.

Drawings

FIG. 1 is a first perspective view of the present invention;

FIG. 2 is a second perspective view of the present invention;

FIG. 3 is a third perspective view of the present invention;

FIG. 4 is an assembled perspective view of the present invention with the lift assembly removed;

FIG. 5 is a second assembled perspective view of the present invention with the lift assembly removed;

FIG. 6 is an assembled perspective view of the present invention with the lift assembly removed and the bin partially placed;

FIG. 7 is an assembled perspective view of the present invention with the lifting assembly, the drop box and a portion of the dirt collection assembly removed;

FIG. 8 is an assembled perspective view of the present invention with the lifting assembly, posts, deposit box and dust extraction assembly removed;

FIG. 9 is a partial perspective view of the first embodiment of the present invention;

FIG. 10 is a perspective view of the blasting mechanism of the present invention with the cabinet and side panels removed;

FIG. 11 is a partial perspective view of the second embodiment of the present invention;

FIG. 12 is a fragmentary perspective view of the third embodiment of the present invention;

FIG. 13 is a partial perspective view of the present invention;

FIG. 14 is a perspective view of the grit blast monitoring assembly of the present invention with the sound barrier removed;

fig. 15 is a perspective view of the grit blast amount monitoring assembly of the present invention with the sound barrier and test bin removed.

The reference numbers in the figures are:

1-a machine shell;

2-a circulation mechanism; 2 a-a recovery assembly; 2a1 — first synchronous wheel; 2a 2-synchronous belt; 2a3 — second synchronizing wheel; 2a 4-side panel; 2a5 — first rotary drive; 2 b-a lift assembly; 2b 1-lifter; 2b 2-discharge opening; 2b3 — second rotary drive; 2 c-placing a box; 2 d-a dust removal assembly; 2d 1-blower; 2d 2-swash plate; 2d 3-vias; 2d 4-dusting pieces; 2d 5-through slots; 2d6 — outlet; 2d 7-vibrator; 2 e-a sand screen; 2 f-a storage component; 2f 1-storage bin; 2f2 — first on-off valve; 2f3 — second on-off valve; 2 g-scaffold; 2 h-upright column; 2 i-monitoring component; 2i1 — a first signal emitter; 2i2 — first signal receiver;

3-a sand blasting mechanism; 3 a-a feed inlet; 3 b-a pusher assembly; 3b 1-holder; 3b 2-linear drive; 3b 3-pusher plate; 3 c-a transport table; 3 d-a support bar; 3 e-a sandblasting amount detection component; 3e 1-receiving rod; 3e 2-expander; 3e 3-sound insulation; 3e 4-test chamber; 3e 5-sound sensor; 3 f-shelves leather; 3 g-a safety component; 3g1 — second signal emitter; 3g 2-second signal receiver; 3 h-spray head.

Detailed Description

For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.

As shown in fig. 1-15, the present invention provides:

a sand screening device comprises a machine shell 1 and a circulating mechanism 2; also comprises a sand blasting mechanism 3; the circulating mechanism 2 comprises a recovery component 2a, a lifting component 2b, a placing box 2c, a dust removing component 2d, a sand screen 2e, a storage component 2f, a support 2g and an upright post 2 h; the sand blasting mechanism 3 is arranged inside the machine shell 1; the recovery assembly 2a is arranged in the machine shell 1 below the sand blasting mechanism 3; the lifting assembly 2b is arranged on the ground at one side of the recovery assembly 2 a; the upright post 2h is arranged on the ground at one side of the lifting component 2b along the height direction of the machine shell 1; the placing box 2c is fixedly arranged at the top of the upright post 2h, and one side of the placing box 2c is fixedly connected with one end, far away from the recovery component 2a, of the lifting component 2 b; the dust removing component 2d is arranged on the placing box 2 c; the bracket 2g is fixedly arranged on the ground at one side of the casing 1; the sand screen 2e is fixedly arranged at the top of the bracket 2g, and a first pipeline is arranged between the sand screen 2e and the placing box 2 c; the storage component 2f is fixedly arranged at the top of the support 2g on one side of the sand screen 2e, a second pipeline is arranged between the storage component 2f and the sand screen 2e, and a third pipeline is arranged between the storage component 2f and the machine shell 1.

Based on the embodiment, the technical problem to be solved by the utility model is how to realize automatic circulation of the sand blasting machine, the sand adding machine and the sand screening machine, so that the utilization rate of the equipment is improved. For this purpose, the sand blasting mechanism 3 of the present invention is disposed in the cabinet 1, and the sand blasting mechanism 3 can perform sand blasting on the substitute workpiece. The circulation mechanism 2 operates in the following manner, taking the case where the apparatus is not filled with the sand. When the material is charged, the sand material needs to be charged from the side of the lifting unit 2b close to the recovery unit 2 a. Then under lifting subassembly 2 b's drive, the sand material that is arranged in lifting subassembly 2b will be driven and place case 2c, and the dust removal subassembly 2d that sets up this moment in placing case 2c can remove dust to the sand material, and processingquality when alright guaranteeing the sandblast like this. After dust removal component 2d removes dust to the sand material of placing in the case 2c, sand material just can enter into sand screen 2e through first pipeline this moment, because the particle size of sand material has certain difference, in order to guarantee the quality when sandblast, just need utilize sand screen 2e to filter sand material. The screener can screen out sand materials with different sizes. And simultaneously, some waste sand can be screened out. A waste material box is arranged below the screener, and screened waste sand falls into the waste material box. Since the storage unit 2f is provided in plurality. The usable sand is distributed by the screener to the corresponding storage module 2 f. When using, the staff will treat during the machined part pushes casing 1, the machined part just can be treated to the sandblast mechanism 3 that sets up in casing 1 this moment and carry out the sandblast operation, because in the sandblast operation, the abrasive material can't fall on treating the machined part completely, the abrasive material that does not fall on treating the machined part this moment will fall on retrieving subassembly 2a, and retrieve the abrasive material that will spill through retrieving subassembly 2a, retrieve subassembly 2a and can drive the abrasive material that spills to lifting subassembly 2b on, then transport by lifting subassembly 2b and place case 2c in with the abrasive material, the dust removal subassembly 2d that sets up at this moment in placing case 2c can remove dust to the abrasive material, then the abrasive material just can enter into sand sieving device 2e through first pipeline, the circulation is reciprocal. So alright guarantee the condition of not shutting down at equipment for the sand material that spills can realize recycling, detects just can feed back the staff when self stock is not enough when storing subassembly 2f, and the staff can judge whether need carry out the feed supplement according to relevant suggestion. Therefore, automatic circulation of the sand blasting machine, the sand adding machine and the sand screening machine is realized, and the technical requirement of the utilization rate of equipment is improved.

Further, as shown in fig. 5 and 10:

the recovery unit 2a includes a first timing pulley 2a1, a timing belt 2a2, a second timing pulley 2a3, a side plate 2a4, and a first rotary driver 2a 5; the side plates 2a4 are symmetrically and fixedly arranged on one side of the machine shell 1; the first timing pulley 2a1 is rotatably provided inside the casing 1 in the width direction of the casing 1; the second synchronizing wheel 2a3 is rotatably provided on the side wall of the side plate 2a4 in the width direction of the cabinet 1; both ends of the timing belt 2a2 are respectively meshed with the first timing wheel 2a1 and the second timing wheel 2a 3; the first rotary driver 2a5 is fixedly arranged on the side wall of the side plate 2a4, the output end of the first rotary driver 2a5 points to the second synchronizing wheel 2a3, and the output end of the first rotary driver 2a5 is fixedly connected with the second synchronizing wheel 2a 3.

Based on the above embodiment, the technical problem to be solved by the present invention is how to recover and convey leaked sand to the lifting assembly 2b by the recovery assembly 2 a. For this reason, the first rotary driver 2a5 of the present invention is preferably a servo motor, when the sandblasting mechanism 3 is started, the first rotary driver 2a5 disposed on the side plate 2a4 is also started, the first rotary driver 2a5 drives the second synchronous wheel 2a3 disposed on the output end thereof to rotate, and since the synchronous belt 2a2 is meshed with the second synchronous wheel 2a3, when the second synchronous wheel 2a3 is driven to rotate, the synchronous belt 2a2 is also driven to rotate, so that the first synchronous wheel 2a1 meshed with the synchronous belt 2a2 is also driven to rotate. And the sand material of sandblast mechanism 3 spun this moment can fall on hold-in range 2a2, because hold-in range 2a2 is in pivoted state, so hold-in range 2a2 can drive lifting subassembly 2b with the sand material that falls on its top, because sandblast mechanism 3 starts the back, lifting subassembly 2b also can start simultaneously, so after the sand material falls into lifting subassembly 2b, the sand material just can be driven the lifting by lifting subassembly 2b to enter into and place in the case 2 c. The technical requirement that the recovery assembly 2a can recover and convey leaked sand to the lifting assembly 2b is met.

Further, as shown in fig. 3:

the lift assembly 2b comprises a lift assembly 2b comprising a lift 2b1, a discharge opening 2b2, and a second rotary drive 2b 3; the lifting machine 2b1 is fixedly arranged on the ground at one side of the recovery component 2 a; a second rotary driver 2b3 for driving the lifter 2b1 to operate is arranged on the side wall of the lifter; a discharge port 2b2 is provided on a side of the lifter 2b1 adjacent to the recovery unit 2 a.

Based on the above-mentioned embodiments, the technical problem to be solved by the present invention is how to lift the sand material into the placing box 2c by the lifting assembly 2 b. For this reason, the second rotary driver 2b3 of the present invention is preferably a servo motor, when feeding is needed, a worker only needs to feed sand into the discharging hole 2b2, and then the second rotary driver 2b3 is operated, so that the lifting machine 2b1 is driven to operate, a helical blade is arranged inside the lifting machine 2b1, when the second rotary driver 2b3 starts to rotate, the helical blade is driven to rotate, so that the sand in the discharging hole 2b2 is driven to lift into the placing box 2 c. The discharge opening 2b2 is located below the recovery unit 2a, so that when the recovery unit 2a moves the sand, the sand falls into the discharge opening 2b 2. The condition that the sand material scatters when being carried by recovery unit 2a has been avoided. The technical requirement that the lifting assembly 2b can lift the sand material into the placing box 2c is met.

Further, as shown in fig. 4-7:

the dust removing assembly 2d comprises a blower 2d1, an inclined plate 2d2, a through hole 2d3, a dust removing piece 2d4, a through groove 2d5, an outlet 2d6 and a vibrator 2d 7; the blower 2d1 is fixedly disposed on the top of the placing box 2 c; the sloping plate 2d2 is provided inside the placing case 2 c; the through holes 2d3 are uniformly arranged on the sloping plate 2d2 along the height direction of the placing box 2 c; the through grooves 2d5 are formed in the upper part of the upright 2h along the length direction of the upright 2 h; the outlet 2d6 is formed in the side wall of the upright post 2h, and the outlet 2d6 is communicated with the through groove 2d 5; the dust removing pieces 2d4 are uniformly arranged on the through grooves 2d5 along the length direction of the upright post 2 h; the vibrator 2d7 is fixedly provided on the outer side wall of the placing case 2 c.

Based on the above-described embodiment, the technical problem to be solved by the present invention is how to perform dust removal on the sand material in the placing box 2c by the dust removing assembly 2 d. For this reason, according to the present invention, when the lifting assembly 2b delivers the sand to the placing tank 2c, the blower 2d1 provided at the top of the placing tank 2c is started, and the bottom of the placing tank 2c is provided with the connection hole which is communicated with the through groove 2d 5. The blower 2d1 blows outside air into the placing case 2c, and the air blown by the blower 2d1 enters the through groove 2d5 through the through hole 2d3 of the inclined plate 2d 2. The dust removing member 2d4 is preferably electrostatically dusted. When the dust removing member 2d4 is energized, the dust blown by the blower 2d1 is adsorbed by the dust removing member 2d 4. The dust removing pieces 2d4 arranged in the through grooves 2d5 are electrified in a crossed manner, so that dust can be prevented from being attached to the dust removing pieces 2d4 all the time, and the dust removing effect of the dust removing pieces 2d4 is guaranteed. Be provided with vibrator 2d7 on placing case 2 c's lateral wall, vibrator 2d7 can start simultaneously when lifting subassembly 2b starts, vibrator 2d7 can drive and place case 2c vibration, just so can get off the quicker vibration of the sand on the swash plate 2d2, and then make the sand can be faster enter into sand screen 2e, the efficiency of dust removal has been improved, simultaneously when vibrator 2d7 vibrates, the sand on the swash plate 2d2 can be distributed evenly gradually, help air-blower 2d1 to better blow down the dust on the sand like this, so just realized that dust removal subassembly 2d can carry out the technical requirement of removing dust to the sand of placing case 2 c.

Further, as shown in fig. 7-8:

the storage assembly 2f includes a storage tank 2f1, a first on-off valve 2f2, and a second on-off valve 2f 3; a plurality of storage boxes 2f1 are fixedly provided on the upper portion of the rack 2 g; the first on-off valve 2f2 is fixedly arranged on one side of the storage tank 2f1 far away from the machine shell 1, and the first on-off valve 2f2 is connected with the sand screen 2e through a fourth pipeline; both ends of the second switching valve 2f3 are fixedly connected to the cabinet 1 and the storage tank 2f1, respectively.

Based on the above embodiments, the technical problem to be solved by the present invention is how to store sand materials with different particle sizes by the storage component 2f, and the sand blasting mechanism 3 can be proportionally supplied. Therefore, when the sand screen 2e finishes screening, the first on-off valve 2f2 is opened, so that sand materials with different grain sizes enter the corresponding storage tank 2f 1. When the blasting mechanism 3 performs the blasting operation, the blasting mechanism 3 rotates the ratio of the sand material according to the machining state of the workpiece, and at this time, the second open/close valve 2f3 is opened, and the purpose of achieving the specified ratio can be achieved by the opening time of the second open/close valve 2f3 corresponding to each storage box 2f 1. The technical requirements that the storage component 2f can store sand materials with different grain diameters and can supply the sand blasting mechanism 3 in proportion are met.

Further, as shown in fig. 8-9:

also included is a monitoring component 2 i; the monitoring assembly 2i includes a first signal transmitter 2i1 and a first signal receiver 2i 2; the first signal emitter 2i1 is fixedly provided on the side wall of the storage box 2f 1; the first signal receiver 2i2 is fixedly provided on the side wall of the storage box 2f1 on the side away from the first signal transmitter 2i 1.

Based on the above-described embodiment, the technical problem to be solved by the present invention is how to monitor whether or not the amount of sand in the storage tank 2f1 is sufficient. Therefore, in the utility model, when there is no shielding object, the signal transmitted by the first signal transmitter 2i1 is received by the first signal receiver 2i2, and when there is a foreign object shielding, the signal transmitted by the first signal transmitter 2i1 cannot be received by the first signal receiver 2i 2. Thus, when the sand in the storage box 2f1 is sufficient, the sand will block the signal emitted by the first signal emitter 2i1, and the first signal receiver 2i2 cannot receive the signal. When the sand in the storage tank 2f1 is insufficient, the signal transmitted from the first signal transmitter 2i1 is received by the first signal receiver 2i 2. At this point, it is indicated that timely feeding is required.

Further, as shown in fig. 9-10:

the sand blasting mechanism 3 comprises a feeding hole 3a, a material pushing assembly 3b, a conveying table 3c, a supporting rod 3d, a sand blasting amount detection assembly 3e, a baffle 3f, a safety assembly 3g and a spray head 3 h; the feed port 3a is arranged on the side wall of one side of the machine shell 1; the conveying platform 3c is arranged at one side of the machine shell 1, which is provided with the feeding hole 3 a; the pushing assembly 3b is arranged on one side of the machine shell 1 far away from the conveying table 3 c; the supporting rods 3d are rotatably arranged inside the machine shell 1 along the width direction of the machine shell 1, and the supporting rods 3d are uniformly distributed along the length direction of the machine shell 1; the sand blasting amount detection component 3e is arranged on the side wall of the machine shell 1 below the supporting rod 3 d; the baffle 3f is arranged on the feed inlet 3 a; the safety component 3g is arranged on the feed port 3a on one side of the baffle 3 f; the spray heads 3h are uniformly arranged inside the casing 1.

Based on the above embodiments, the technical problem to be solved by the present invention is how to realize the sand blasting function of the sand blasting mechanism 3, and the sand blasting amount can be intelligently adjusted. For this reason, when the present invention needs to perform the blasting operation on the workpiece to be processed, it is necessary to place the rack to be processed on the conveyer table 3c and then push the workpiece to be processed so that the workpiece to be processed is pushed in from the feed port 3 a. After treating the inside of machined part entering casing 1, treat this moment that the machined part just can be supported by bracing piece 3d and live, shower nozzle 3h begins to operate afterwards, shower nozzle 3h can spout the abrasive material on treating the machined part, because shower nozzle 3h spun abrasive material can't guarantee completely all to fall on the abrasive material, so the abrasive material that will scatter passes bracing piece 3d and falls on sandblast volume determine module 3e, sandblast volume determine module 3e can monitor the sandblast volume this moment, when the sandblast volume is too big, just can give shower nozzle 3h with signal feedback, shower nozzle 3h carries out corresponding regulation according to the signal of sandblast volume determine module 3e feedback. Thus, the monitoring of the sand blasting amount is realized. The purpose of the stopper 3f provided on the feed opening 3a is to prevent the sand material from being discharged from the feed opening 3a when the blasting mechanism 3 performs the blasting operation. After the sand blasting is finished, the material pushing assembly 3b arranged on one side of the machine shell 1 can push out the processed workpiece. Be provided with safe subassembly 3g on feed inlet 3a, safe subassembly 3g can prevent when 3 operations of sandblast mechanism, and the staff mistake stretches into casing 1 with the hand to the condition that causes personnel's injury appears. Thus, the blasting function of the blasting mechanism 3 is realized.

Further, as shown in fig. 11:

the pushing assembly 3b comprises a fixed frame 3b1, a linear driver 3b2 and a push plate 3b 3; the fixing frame 3b1 is fixedly arranged at the upper part of the recovery component 2 a; the linear driver 3b2 is fixedly arranged at the upper part of the fixed frame 3b1, and the output end of the linear driver 3b2 points to the machine shell 1; the pusher plate 3b3 is fixedly disposed on the output end of the linear actuator 3b 2.

Based on the above embodiments, the technical problem to be solved by the present invention is how to more conveniently take out the workpiece after the sand blasting is completed. For this reason, the linear driver 3b2 of the present invention is preferably a servo electric cylinder, when the sandblasting mechanism 3 finishes processing the workpiece to be processed, the linear driver 3b2 starts to start, and the push plate 3b3 disposed at the output end of the linear driver 3b2 is driven by the linear driver 3b2 to extend slowly, so that the workpiece on the support rod 3d inside the housing 1 is driven by the push plate 3b3 to move slowly toward the feeding port 3a and finally be pushed out of the housing 1.

Further, as shown in fig. 12-15:

the sand blasting amount detection assembly 3e comprises a receiving rod 3e1, an expander 3e2, a sound insulation member 3e3, a test chamber 3e4 and a sound sensor 3e 5; the receiving rods 3e1 are uniformly arranged on the side wall of the machine shell 1 below the supporting rod 3 d; the expander 3e2 is fixedly provided on one end of the receiving lever 3e 1; the test chamber 3e4 is fixedly provided on an end of the expander 3e2 remote from the receiving rod 3e 1; the sound sensor 3e5 is disposed inside the test chamber 3e 4; the noise insulator 3e3 is provided outside the expander 3e2 and the test chamber 3e4, respectively.

Based on the above-described embodiment, the technical problem to be solved by the present invention is how to monitor the blasting amount by the blasting amount detection unit 3 e. Therefore, when the sand blasting mechanism 3 performs sand blasting, redundant sand material passes through the supporting rod 3d and falls on the receiving rod 3e1, sound is generated due to the sand material falling on the receiving rod 3e1, when the sand material falls on the receiving rod 3e1, the sound is transmitted to the amplifier 3e2 through the receiving rod 3e1, the amplifier 3e2 amplifies the sound of the receiving rod 3e1, the sound sensor 3e5 arranged in the test chamber 3e4 detects the sound, and the sound sensor 3e5 judges whether the sand blasting amount of the sand blasting mechanism 3 is large or small according to the moment that the sand material strikes the receiving rod 3e 1. Thus, the sand blasting amount detection component 3e can monitor the sand blasting amount of the sand blasting mechanism 3.

Further, as shown in fig. 11:

the safety assembly 3g includes a second signal transmitter 3g1 and a second signal receiver 3g 2; the second signal emitter 3g1 is fixedly arranged on the upper part of the feed inlet 3 a; the second signal receiver 3g2 is fixedly provided at the lower portion of the feed port 3 a.

Based on the above embodiments, the technical problem to be solved by the present invention is how to protect the security of the personnel by the security component 3 g. Therefore, the second signal transmitter 3g1 is provided in plural, when a foreign object blocks the signal transmitted by the second signal transmitter 3g1 when the blasting mechanism 3 performs blasting, the second signal receiver 3g2 will not receive the signal, and the blasting mechanism 3 will be stopped urgently. The security function of the security component 3g is thus realized.

The above examples, which are intended to represent only one or more embodiments of the present invention, are described in greater detail and with greater particularity, and are not to be construed as limiting the scope of the utility model. It should be noted that various changes and modifications can be made by those skilled in the art without departing from the spirit of the utility model, and these changes and modifications are all within the scope of the utility model. Therefore, the protection scope of the present patent should be subject to the appended claims.

Claims (7)

1. A sand screening device comprises a machine shell (1) and a circulating mechanism (2);

it is characterized by also comprising a sand blasting mechanism (3); the circulating mechanism (2) comprises a recovery component (2a), a lifting component (2b), a placing box (2c), a dust removal component (2d), a sand screen (2e), a storage component (2f), a support (2g) and an upright post (2 h);

the sand blasting mechanism (3) is arranged inside the machine shell (1);

the recovery component (2a) is arranged in the machine shell (1) below the sand blasting mechanism (3);

the lifting assembly (2b) is arranged on the ground at one side of the recovery assembly (2 a);

the upright post (2h) is arranged on the ground at one side of the lifting component (2b) along the height direction of the machine shell (1);

the placing box (2c) is fixedly arranged at the top of the upright post (2h), and one side of the placing box (2c) is fixedly connected with one end, far away from the recovery component (2a), of the lifting component (2 b);

the dust removal component (2d) is arranged on the placing box (2 c);

the bracket (2g) is fixedly arranged on the ground at one side of the casing (1);

the sand screen (2e) is fixedly arranged at the top of the bracket (2g), and a first pipeline is arranged between the sand screen (2e) and the placing box (2 c);

the storage component (2f) is fixedly arranged at the top of the support (2g) on one side of the sand screen (2e), a second pipeline is arranged between the storage component (2f) and the sand screen (2e), and a third pipeline is arranged between the storage component (2f) and the casing (1).

2. A sand screening device according to claim 1, characterized in that the recovery assembly (2a) comprises a first timing wheel (2a1), a timing belt (2a2), a second timing wheel (2a3), a side plate (2a4) and a first rotary drive (2a 5);

the side plates (2a4) are symmetrically and fixedly arranged on one side of the machine shell (1);

the first synchronous wheel (2a1) is rotatably arranged on the inner side of the machine shell (1) along the width direction of the machine shell (1);

the second synchronous wheel (2a3) is rotatably arranged on the side wall of the side plate (2a4) along the width direction of the machine shell (1);

both ends of the synchronous belt (2a2) are respectively meshed with the first synchronous wheel (2a1) and the second synchronous wheel (2a 3);

the first rotary driver (2a5) is fixedly arranged on the side wall of the side plate (2a4), the output end of the first rotary driver (2a5) points to the second synchronous wheel (2a3), and the output end of the first rotary driver (2a5) is fixedly connected with the second synchronous wheel (2a 3).

3. A sand screening device according to claim 1, wherein the lifting assembly (2b) comprises a lifter (2b1), a discharge opening (2b2) and a second rotary drive (2b 3);

the lifting machine (2b1) is fixedly arranged on the ground at one side of the recovery component (2 a);

a second rotary driver (2b3) for driving the lifter (2b1) to operate is arranged on the side wall of the lifter;

a discharge port (2b2) is provided on the side of the lifter (2b1) near the recovery unit (2 a).

4. A sand screening device according to claim 1, wherein the dust removing assembly (2d) comprises a blower (2d1), a sloping plate (2d2), a through hole (2d3), a dust removing member (2d4), a through slot (2d5), an outlet (2d6) and a vibrator (2d 7);

the blower (2d1) is fixedly arranged at the top of the placing box (2 c);

the sloping plate (2d2) is arranged inside the placing box (2 c);

the through holes (2d3) are uniformly arranged on the inclined plate (2d2) along the height direction of the placing box (2 c);

the through groove (2d5) is arranged at the upper part of the upright post (2h) along the length direction of the upright post (2 h);

the outlet (2d6) is arranged on the side wall of the upright post (2h), and the outlet (2d6) is communicated with the through groove (2d 5);

the dust removing pieces (2d4) are uniformly arranged on the through grooves (2d5) along the length direction of the upright posts (2 h);

the vibrator (2d7) is fixedly arranged on the outer side wall of the placing box (2 c).

5. A sand screening device according to claim 1, wherein the storage assembly (2f) comprises a storage tank (2f1), a first on-off valve (2f2) and a second on-off valve (2f 3);

a plurality of storage boxes (2f1) are fixedly arranged on the upper part of the bracket (2 g);

the first switch valve (2f2) is fixedly arranged on one side of the storage tank (2f1) far away from the machine shell (1), and the first switch valve (2f2) is connected with the sand screen (2e) through a fourth pipeline;

two ends of the second switch valve (2f3) are respectively and fixedly connected with the machine shell (1) and the storage tank (2f 1).

6. A sand screening device according to claim 5, further comprising a monitoring assembly (2 i); the monitoring assembly (2i) comprises a first signal transmitter (2i1) and a first signal receiver (2i 2);

the first signal emitter (2i1) is fixedly arranged on the side wall of the storage box (2f 1);

the first signal receiver (2i2) is fixedly disposed on a side wall of the storage box (2f1) on a side away from the first signal emitter (2i 1).

7. The sand screening device according to claim 1, wherein the sand blasting mechanism (3) comprises a feeding port (3a), a pushing assembly (3b), a conveying table (3c), a supporting rod (3d), a sand blasting amount detection assembly (3e), a baffle (3f), a safety assembly (3g) and a spray head (3 h);

the feed inlet (3a) is arranged on the side wall of one side of the machine shell (1);

the conveying platform (3c) is arranged on one side of the machine shell (1) provided with the feeding hole (3 a);

the pushing assembly (3b) is arranged on one side of the shell (1) far away from the conveying table (3 c);

the supporting rods (3d) are rotatably arranged inside the machine shell (1) along the width direction of the machine shell (1), and the supporting rods (3d) are uniformly distributed along the length direction of the machine shell (1);

the sand blasting amount detection assembly (3e) is arranged on the side wall of the machine shell (1) below the supporting rod (3 d);

the baffle (3f) is arranged on the feeding hole (3 a);

the safety component (3g) is arranged on the feed port (3a) on one side of the baffle (3 f);

the spray heads (3h) are uniformly arranged in the shell (1).

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