CN114505444B - Precoated sand vibrating screen with anti-blocking function for casting - Google Patents
Precoated sand vibrating screen with anti-blocking function for casting Download PDFInfo
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- CN114505444B CN114505444B CN202210149084.XA CN202210149084A CN114505444B CN 114505444 B CN114505444 B CN 114505444B CN 202210149084 A CN202210149084 A CN 202210149084A CN 114505444 B CN114505444 B CN 114505444B
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- 239000004576 sand Substances 0.000 title claims abstract description 47
- 238000005266 casting Methods 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 75
- 239000000463 material Substances 0.000 claims abstract description 62
- 239000004744 fabric Substances 0.000 claims abstract description 57
- 239000012535 impurity Substances 0.000 claims abstract description 41
- 210000002489 tectorial membrane Anatomy 0.000 claims abstract description 5
- 230000008878 coupling Effects 0.000 claims description 46
- 238000010168 coupling process Methods 0.000 claims description 46
- 238000005859 coupling reaction Methods 0.000 claims description 46
- 238000004140 cleaning Methods 0.000 claims description 14
- 239000008187 granular material Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 description 8
- 238000001914 filtration Methods 0.000 description 7
- 230000008929 regeneration Effects 0.000 description 7
- 238000011069 regeneration method Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000007599 discharging Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 238000005054 agglomeration Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003110 molding sand Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/06—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by sieving or magnetic separating
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention relates to the field of production of precoated sand for casting, in particular to a precoated sand vibrating screen with an anti-blocking function for casting. Technical problems: the screen cloth of shale shaker can be stopped up to the large granule impurity that overcomes the doping in tectorial membrane sand, and the screen cloth vibration subverts large granule impurity, and when waiting for large granule impurity to fall again on the screen cloth, can harm the screen cloth of shale shaker, reduces the life of shale shaker screen cloth. A precoated sand vibrating screen with anti-blocking function for casting comprises a first support frame, a second support frame, a screen protection mechanism and the like; the screen protection mechanism is fixedly connected between the first support frame and the second support frame. According to the invention, the screen protection mechanism is arranged, the first conveying roller is used for driving the material receiving frame to rotate clockwise, impurities filtered on the screen are collected into the material receiving frame, the fifth gear is used for driving the cross rotating frame to rotate clockwise, and impurities filtered on the screen are rolled into the material receiving frame, so that certain impurities are prevented from being unable to be collected by the material receiving frame, and therefore screen holes on the screen are blocked.
Description
Technical Field
The invention relates to the field of production of precoated sand for casting, in particular to a precoated sand vibrating screen with an anti-blocking function for casting.
Background
The precoated sand for casting refers to molding sand or core sand with a layer of solid resin film coated on the sand surface before molding, and in the production process of the precoated sand, a screen can screen the precoated sand, so that large-particle impurities doped in the precoated sand are removed, and the method is an essential process in the production process of the precoated sand.
The existing precoated sand for casting is easy to agglomerate in the screening process, and the conventional screen cannot vibrate, so that the problem of the agglomeration of the precoated sand cannot be solved, when the vibrating screen is adopted to screen the precoated sand, the screen can vibrate due to the use process of the vibrating screen, the probability of the agglomeration of the precoated sand is greatly reduced through the vibration of the screen, but the screen of the vibrating screen can be blocked by large-particle impurities doped in the precoated sand, the large-particle impurities can be overturned in the vibration process of the screen, and when the large-particle impurities fall onto the screen again, the screen of the vibrating screen can be collided with the screen, so that the service life of the screen of the vibrating screen is reduced, and therefore, the casting precoated sand vibrating screen with the anti-blocking function is particularly required to be protected, and the problem in the prior art is solved.
Disclosure of Invention
In order to overcome the screen cloth that the large granule impurity of doping in the tectorial membrane sand can block up the shale shaker, and the screen cloth vibration subverts large granule impurity, when waiting for large granule impurity to fall again on the screen cloth, can harm the screen cloth of shale shaker, reduce the shortcoming of shale shaker screen cloth's life, the technical problem who solves is: the precoated sand vibrating screen with the anti-blocking function for casting is provided.
The technical scheme of the invention is as follows: the utility model provides a casting is with tectorial membrane sand shale shaker with prevent blockking up function, including first support frame, the second support frame, the unloading frame, 7 type unloading support, screen cloth vibrating mechanism, prevent blockking up mechanism and screen cloth protection machanism, there is the unloading frame through the connecting block rigid coupling between first support frame and the second support frame upside left part, open on unloading frame right side upper portion has the spout, open on unloading frame right side lower part has a hole, be used for unloading frame unloading, the rigid coupling has 7 type unloading support between first support frame and the second support frame downside right part, screen cloth vibrating mechanism rigid coupling is between first support frame and second support frame, prevent blockking up mechanism is located inside the screen cloth vibrating mechanism, screen cloth protection machanism rigid coupling is between first support frame and second support frame, screen cloth protection machanism is located unloading frame upside.
Further, screen cloth vibration mechanism is including first servo motor, the cam, first support, the second support, the discharge frame, the discharge gate, the triangular bracket, first spring, the slider, the second spring, support the pinion rack, first baffle and screen cloth, first support front side and second support rear side all rigid coupling have first servo motor, the rigid coupling has the cam on the output shaft of first servo motor, the rigid coupling has first support between first support and the second support, first support is located the screen cloth below, the rigid coupling has the second support between first support and the second support, the second support is located first support left side, the rigid coupling has the discharge frame between second support and the first support, the front portion rigid coupling of discharge frame has the discharge gate, first support upper surface and second support upper surface all rigid coupling have a set of triangular bracket, a set of triangular bracket is equipped with two, open inside the spout in the triangular bracket, the inside spout lower extreme rigid coupling has first spring, sliding connection has the slider on the inside spout of triangular bracket, first spring upper end rigid coupling is in the slider lower extreme, the second spring upper end in the cover is equipped with the second spring, the second spring upper end in the rigid coupling has the second end in the inside pinion rack, the upper end rigid coupling has the second baffle rack, the upper end in the rigid coupling has the second baffle rack on the second support, the upper end in the end rigid coupling has the second rack on the second support.
Further, anti-blocking mechanism is including first rack, the third support, first sliding support, the fourth support, the second sliding support, the rectangle frame, the triangular support frame, anti-blocking block and anti-blocking mobile unit, the third support is equipped with two, the right-hand member of two third supports all rigid couplings in 7 type unloading support left surface upper portions, the left end rigid coupling of two third supports has first sliding support, it has two spouts to open on the first sliding support, the fourth support is equipped with two, two equal rigid couplings of fourth support are in unloading frame lower extreme, the rigid coupling has the second sliding support between two fourth support lower extreme, it has two spouts to open on the second sliding support, first rack is equipped with four, adjacent first rack is a set of, sliding connection has a set of first rack on the spout on the first sliding support, the rigid coupling has the rectangle frame between two sets of first racks, the inside rigid coupling of rectangular support frame has a plurality of triangular support frame, it has a plurality of rectangular block to prevent that the block has on every triangular support frame rigid coupling to prevent that the corresponding anti-blocking block from moving on the screen frame.
Further, prevent blockking up removal subassembly is including first dwang, first gear and second gear, first dwang is equipped with two, two first dwang all rotate and connect in first support frame and second support frame, rotate on the first dwang and be connected with two first gears, two adjacent first gears are a set of around, four first gears respectively with four support pinion racks meshing, rotate on the first dwang and be connected with two second gears, two adjacent second gears are a set of around, every group second gear all is located adjacent a set of first gear inboard, four second gears respectively with four first rack meshing.
Further, screen cloth protection machanism is including second servo motor, rectangular support, the fixed block, the second baffle, the flitch, first transfer roller, the second transfer roller, the conveyer belt, receive the work or material rest, screen cloth protection receipts material subassembly and screen cloth protection clearance subassembly, rectangular support is equipped with two, two rectangular support rigid couplings respectively in first support frame and second support frame upper end, two spouts have all been opened to the medial surface of two rectangular support, the second servo motor rigid coupling is in the front side of front side rectangular support, the inboard of two rectangular support all rigid couplings has the fixed block, the inboard of two fixed blocks all rigid couplings has the second baffle, adjacent two second baffles and first baffle form a spout, the inboard lower part rigid coupling of front side rectangular support has the flitch, first transfer roller rotates to be connected in rectangular support right part, the second transfer roller rotates to be connected in rectangular support left part, the cover is equipped with the conveyer belt between first transfer roller and the second transfer roller, it has screen cloth protection to receive the work or material rest left side rigid coupling to receive the material rest, it has screen cloth protection to receive material rest rigid coupling to receive the screen cloth.
Further, the screen protection material receiving assembly comprises a second rotating rod, a cross rotating frame, a fifth gear and a second rack, the left side of the material receiving frame is rotationally connected with the second rotating rod, a plurality of cross rotating frames are fixedly connected to the second rotating rod, the fifth gear is fixedly connected to the front portion of the second rotating rod, the second racks are fixedly connected to the lower portions of the outer sides of the two second baffles, and the fifth gear is meshed with the second racks.
Further, the left lower end of the material collecting frame is provided with an inclined plane for conveniently collecting impurities, a plurality of sliding grooves are formed in the material collecting frame, and each sliding groove corresponds to the adjacent cross rotating frame.
Further, screen cloth protection clearance subassembly is including reciprocating screw, third dwang, the clearance piece, sixth gear and third rack, it is connected with reciprocating screw to rotate on the receipts work or material rest, the third dwang is equipped with two, two third dwang all rigid couplings are inside receiving the work or material rest, two third dwang bilateral symmetry sets up, clearance piece threaded connection is in reciprocating screw rear end, clearance piece sliding connection is in two third dwang, both ends all rigid coupling have the sixth gear around the reciprocating screw, all rigid coupling has the third rack on two flitch outside upper portions, third rack and sixth gear engagement.
Further, still including feed control mechanism, feed control mechanism is including half tooth gear, the fourth dwang, the third gear, first belt pulley, the fifth dwang, the second belt pulley, the fourth gear, the slide bar, the third spring, the sliding block, unloading door and unloading pinion rack, the rigid coupling has half tooth gear on the first servo motor output shaft, two half tooth gears all are located the outside of two cams, the fourth dwang is equipped with two, two fourth dwang rotate respectively and connect in first support frame rear side and second support frame front side, the last rotation of fourth dwang is connected with the third gear, two third gears respectively with two half tooth gear engagement, the rigid coupling has first belt pulley on the fourth dwang, two first belt pulleys are located two third gear outsides respectively, the both ends are rotated respectively and are connected in first support frame rear side and second support frame front side around the fifth dwang, the rigid coupling has two second belt pulleys that are adjacent from left to right, the second belt pulley winds the belt pulley that has the belt between first belt pulley, the fifth dwang has the third gear to rotate and connect in first support frame rear side and second support frame front side, the sliding block has the sliding block to have the sliding block to connect in the fourth side, the sliding block has the sliding block to have the sliding block to slide.
The beneficial effects are that: according to the invention, by arranging the screen vibrating mechanism, the two cams are driven by the two first servo motors to rotate anticlockwise, so that the impurities filtered on the screen are overturned, the impurities filtered on the screen are prevented from blocking the screen holes on the screen, and the filtering effect of the screen is prevented from being influenced; by arranging the anti-blocking mechanism, four second gears are utilized to drive four first racks to move rightwards, so that impurities on the screen are prevented from being blocked between the screen holes and the anti-blocking blocks, and the filtering effect of the screen is prevented from being influenced; through setting up screen cloth protection mechanism, utilize the clockwise rotation of first transfer roller transmission to receive the work or material rest, reach and receive the work or material rest and collect the impurity of filtering on the screen cloth to receive inside the work or material rest, utilize the clockwise rotation of fifth gear transmission cross rotating frame, receive the impurity of filtering on the screen cloth to roll up to receive inside the work or material rest, avoid some impurity can not be collected by the work or material rest, thus stop up the sieve mesh on the screen cloth; the sixth gear is utilized to drive the reciprocating screw rod to rotate clockwise, so that the cleaning block is driven to move forwards and backwards, and impurities collected on the material collecting frame are cleaned; through setting up feeding control mechanism, utilize two half tooth gear anticlockwise rotation transmission unloading door to reciprocate, realized waiting filterable reclaimed sand intermittent type nature unloading, prevent that the filterable reclaimed sand from flowing to screen cloth upper portion always to when the screen cloth reciprocates and prevents that the jam piece from moving about, continue impurity in the filterable reclaimed sand that flows to screen cloth upper portion damage screen cloth and prevent the jam piece.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic view of a first perspective structure of the screen vibration mechanism of the present invention.
Fig. 3 is a schematic view showing a second perspective structure of the screen vibration mechanism of the present invention.
Fig. 4 is a schematic view of a third perspective structure of the screen vibration mechanism of the present invention.
Fig. 5 is a perspective sectional view of a screen vibration mechanism according to the present invention.
Fig. 6 is a schematic view of a first perspective structure of the anti-clogging mechanism of the present invention.
Fig. 7 is a schematic view of a second perspective of the anti-clogging mechanism of the present invention.
Fig. 8 is a schematic view showing a first perspective structure of the screen protection mechanism of the present invention.
Fig. 9 is a schematic view showing a second perspective structure of the screen protection mechanism of the present invention.
Fig. 10 is a schematic view of a third perspective view of the screen guard mechanism of the present invention.
Fig. 11 is an enlarged view of a partial perspective structure of the screen cloth protecting mechanism a of the present invention.
Fig. 12 is a schematic view showing a fourth perspective structure of the screen protection mechanism of the present invention.
Fig. 13 is a schematic view showing a fifth perspective structure of the screen protection mechanism of the present invention.
Fig. 14 is a schematic view showing a first perspective structure of the feeding control mechanism of the present invention.
Fig. 15 is a schematic view showing a second perspective structure of the feeding control mechanism of the present invention.
Fig. 16 is a schematic view showing a third perspective structure of the feeding control mechanism of the present invention.
Marked in the figure as: 101-first supporting frame, 102-second supporting frame, 103-blanking frame, 104-7 type blanking support, 201-first servo motor, 202-cam, 203-first support, 204-second support, 205-discharging frame, 206-discharging port, 207-a-frame, 208-first spring, 209-slider, 210-second spring, 211-supporting toothed plate, 212-first baffle, 213-screen, 301-first rotating rod, 302-first gear, 303-second gear, 304-first rack, 305-third support, 306-first sliding support, 307-fourth support, 308-second sliding support, 309-rectangular frame, 310-a-triangular supporting frame, 311-anti-blocking block, 401-second servo motor, 402-rectangular bracket, 403-fixed block, 404-second baffle, 405-blanking plate, 406-first conveying roller, 407-second conveying roller, 408-conveying belt, 409-receiving rack, 410-second rotating rod, 411-cross rotating rack, 412-fifth gear, 413-second rack, 414-reciprocating screw, 415-third rotating rod, 416-cleaning block, 417-sixth gear, 418-third rack, 501-half-tooth gear, 502-fourth rotating rod, 503-third gear, 504-first pulley, 505-fifth rotating rod, 506-second pulley, 507-fourth gear, 508-sliding rod, 509-third spring, 510-sliding block, 511-blanking gate, 512-blanking toothed plate.
Detailed Description
The invention will now be described in more detail with reference to the drawings and specific examples, which are not intended to limit the invention thereto.
Example 1
The utility model provides a casting is with tectorial membrane sand shale shaker with prevent blockking up function, as shown in fig. 1-13, including first support frame 101, second support frame 102, blanking frame 103, 7 type blanking support 104, screen cloth vibrating mechanism, prevent blockking up mechanism and screen cloth protection machanism, there is blanking frame 103 through the connecting block rigid coupling between first support frame 101 and the second support frame 102 upside left part, open on blanking frame 103 right side upper portion has the spout, it has a hole to open on blanking frame 103 right side lower part, be used for blanking frame 103 unloading, rigid coupling has 7 type blanking support 104 between first support frame 101 and the second support frame 102 downside right part, screen cloth vibrating mechanism rigid coupling is between first support frame 101 and second support frame 102, prevent blockking up mechanism is located screen cloth vibrating mechanism inside, screen cloth protection machanism rigid coupling is between first support frame 101 and second support frame 102, screen cloth protection machanism is located blanking frame 103 upside.
During operation, the staff puts into unloading frame 103 with the regeneration sand that waits to filter, wait to filter regeneration sand in unloading frame 103, flow to screen cloth vibration mechanism upper portion from unloading frame 103, start screen cloth vibration mechanism this moment, screen cloth vibration mechanism vibrates and makes it wait to filter regeneration sand vibration, the regeneration sand after filtering flows into screen cloth vibration mechanism downwards and then flows out this device, vibration mechanism drives anti-blocking mechanism and screen cloth protection mechanism work, anti-blocking mechanism is arranged in preventing the impurity in the regeneration sand that waits to filter from blocking screen cloth vibration mechanism, screen cloth protection mechanism is arranged in preventing the impurity in the regeneration sand that waits to filter from being vibrated by screen cloth vibration mechanism after, impurity harm screen cloth vibration mechanism, anti-blocking mechanism begins work after, jack up the impurity that remains on the screen cloth vibration mechanism, avoid the screen mesh of screen cloth vibration mechanism to be blocked by impurity, influence the filter effect of this device, after the impurity that remains on the screen cloth vibration mechanism jack up, screen cloth protection mechanism is collected remaining impurity, then discharge, until no longer have regeneration to need filter, stop screen cloth vibration mechanism, vibration mechanism is not operated and protection mechanism stops to drive anti-blocking mechanism.
Example 2
On the basis of embodiment 1, as shown in fig. 2-13, the screen vibration mechanism comprises a first servo motor 201, a cam 202, a first support 203, a second support 204, a discharge frame 205, a discharge port 206, a triangular support 207, a first spring 208, a sliding piece 209, a second spring 210, a support toothed plate 211, a first baffle 212 and a screen 213, wherein the front side of the first support 101 and the rear side of the second support 102 are fixedly connected with the first servo motor 201, the cam 202 is fixedly connected to the output shaft of the first servo motor 201, the first support 203 is fixedly connected between the first support 101 and the second support 102, the first support 203 is positioned below the screen 213, the second support 204 is fixedly connected between the first support 101 and the second support 102, the second support 204 is positioned on the left side of the first support 203, the discharge frame 205 is fixedly connected between the second support 204 and the first support 203, the front part of the discharge frame 205 is fixedly connected with the discharge port 206, the upper surface of the first support 203 and the upper surface of the second support 204 are fixedly connected with a group of triangular supports 207, the group of triangular supports 207 are fixedly connected with two triangular supports 207, the inner side of the triangular supports 207 are fixedly connected with two triangular supports 207, the lower end of the first support 207 is fixedly connected with the upper end of the spring 209, the lower end of the upper end of the first support 207 is fixedly connected with the second support 209, the upper end of the spring 209 is fixedly connected with the lower end of the second support 209, the upper end of the spring 209 is fixedly connected with the upper end of the second support 209, and the upper end of the sliding piece 209 is fixedly connected with the upper end of the spring 209.
The anti-blocking mechanism comprises a first rack 304, a third support 305, a first sliding support 306, a fourth support 307, a second sliding support 308, a rectangular frame 309, triangular supports 310, anti-blocking blocks 311 and anti-blocking moving components, wherein two third supports 305 are arranged, the right ends of the two third supports 305 are fixedly connected to the upper parts of the left sides of the 7-shaped blanking support 104, the left ends of the two third supports 305 are fixedly connected with the first sliding support 306, two sliding grooves are formed in the first sliding support 306, two fourth supports 307 are arranged, the two fourth supports 307 are fixedly connected to the lower ends of the blanking frame 103, a second sliding support 308 is fixedly connected between the lower ends of the two fourth supports 307, two sliding grooves are formed in the second sliding support 308, four first racks 304 are arranged on the first sliding support 308, a group of first racks 304 are fixedly connected to the upper sliding grooves of the first sliding support 306, two groups of first racks 304 are fixedly connected to the rectangular frame 103, a plurality of anti-blocking blocks 311 are fixedly connected to the inner side of the rectangular frame 309, and a plurality of anti-blocking screen mesh components are fixedly connected to the triangular supports 311, and a plurality of anti-blocking blocks 311 are fixedly connected to the inner side of the rectangular frame 309.
The anti-blocking moving assembly comprises a first rotating rod 301, first gears 302 and second gears 303, wherein two first rotating rods 301 are arranged, the left side and the right side of each first rotating rod 301 are rotatably connected to the first supporting frame 101 and the second supporting frame 102, the first rotating rod 301 is rotatably connected with two first gears 302, the front side and the rear side of each first rotating rod are adjacent to each other, the first gears 302 are in a group, the four first gears 302 are respectively meshed with four supporting toothed plates 211, the first rotating rod 301 is rotatably connected with two second gears 303, the front side and the rear side of each second rotating rod 301 are in a group, each group of second gears 303 are positioned on the inner side of each adjacent group of first gears 302, and the four second gears 303 are respectively meshed with four first racks 304.
The screen protection mechanism comprises a second servo motor 401, rectangular brackets 402, fixed blocks 403, second baffle plates 404, blanking plates 405, first conveying rollers 406, second conveying rollers 407, conveying belts 408, material collecting frames 409, screen protection material collecting components and screen protection cleaning components, wherein two rectangular brackets 402 are arranged, two rectangular brackets 402 are fixedly connected to the upper ends of the first brackets 101 and the second brackets 102 respectively, two sliding grooves are formed in the inner side surfaces of the two rectangular brackets 402, the second servo motor 401 is fixedly connected to the front side of the front rectangular brackets 402, the fixed blocks 403 are fixedly connected to the inner sides of the two rectangular brackets 402, the second baffle plates 404 are fixedly connected to the inner sides of the two fixed blocks 403, the adjacent two second baffle plates 404 and the first baffle plates 212 form a sliding groove, the blanking plates 405 are fixedly connected to the lower portions of the inner sides of the front rectangular brackets 402, the first conveying rollers 406 are rotatably connected to the right portions of the rectangular brackets 402, two sliding grooves are formed in the left portions of the second conveying rollers 407, conveying belts 408 are sleeved between the first conveying rollers 406 and the second conveying rollers 407, the upper portions of the conveying brackets 408 are sleeved, the fixed on the left side 409 are fixedly connected to the material collecting frames, and the screen protection material collecting components 409 are fixedly connected to the left side of the screen protection components.
The screen protection material receiving assembly comprises a second rotating rod 410, a cross rotating frame 411, a fifth gear 412 and a second rack 413, wherein the left side of the material receiving frame 409 is rotationally connected with the second rotating rod 410, a plurality of cross rotating frames 411 are fixedly connected to the second rotating rod 410, the fifth gear 412 is fixedly connected to the front side and the rear side of the second rotating rod 410, the second racks 413 are fixedly connected to the lower portions of the outer sides of the two second baffles 404, and the fifth gear 412 is meshed with the second racks 413.
The lower left end of the material receiving frame 409 is provided with an inclined plane for conveniently collecting impurities, a plurality of sliding grooves are formed in the material receiving frame 409, and each sliding groove corresponds to the adjacent cross rotating frame 411.
The screen protection cleaning component comprises a reciprocating screw 414, a third rotating rod 415, a cleaning block 416, a sixth gear 417 and a third rack 418, wherein the reciprocating screw 414 is rotationally connected to the material receiving frame 409, the third rotating rod 415 is provided with two third rotating rods 415, the two third rotating rods 415 are fixedly connected to the material receiving frame 409, the two third rotating rods 415 are vertically symmetrically arranged, the cleaning block 416 is in threaded connection with the rear end of the reciprocating screw 414, the cleaning block 416 is slidably connected to the two third rotating rods 415, the front end and the rear end of the reciprocating screw 414 are fixedly connected with the sixth gear 417, the upper parts of the outer sides of the two blanking plates 405 are fixedly connected with the third racks 418, and the third racks 418 are meshed with the sixth gear 417.
During operation, a worker puts reclaimed sand to be filtered into the blanking frame 103, the reclaimed sand to be filtered flows to the upper part of the screen 213 from the blanking frame 103, at the moment, two first servo motors 201 are started, the output shafts of the two first servo motors 201 drive two cams 202 to rotate anticlockwise, when the two cams 202 rotate anticlockwise, tips of the two cams 202 squeeze the screen 213, the screen 213 is extruded and moved upwards by the tips of the two cams 202, after the screen 213 moves upwards, impurities filtered on the screen 213 are overturned, the screen 213 is prevented from blocking sieve holes on the screen 213, the filtering effect of the screen 213 is influenced, the screen 213 moves upwards to drive four supporting toothed plates 211 to move upwards, the four supporting toothed plates 211 move upwards to drive four sliding pieces 209 to move upwards, the four sliding pieces 209 move upwards to extrude four second springs 210, the four second springs 210 are pressed to generate reverse acting force, the four sliding parts 209 move upwards to not press the four first springs 208 any more, the four first springs 208 are not pressed to reset any more, the four supporting toothed plates 211 move upwards to drive the four first gears 302 to rotate clockwise, the four first gears 302 drive the two first rotating rods 301 to rotate clockwise, the two first rotating rods 301 drive the four second gears 303 to rotate clockwise, the four second gears 303 rotate clockwise to drive the four first racks 304 to move rightwards, the four first racks 304 drive the rectangular frame 309 to move rightwards, the rectangular frame 309 drive the triangular support frames 310 to move rightwards, the triangular support frames 310 drive the anti-blocking blocks 311 on the triangular support frames to move rightwards, the four first racks 304 drive the anti-blocking blocks 311 to move rightwards to prevent impurities on the screen 213 from being clamped between the screen holes and the anti-blocking blocks 311, so as to affect the filtering effect of the screen 213, when the tips of the two cams 202 do not squeeze the screen 213 any more, at this time, under the action of the four second springs 210, the four sliding parts 209 move downward, the four sliding parts 209 drive the four supporting toothed plates 211 to move downward, the four supporting toothed plates 211 drive the screen 213 to move downward, when the four sliding parts 209 drive the four supporting toothed plates 211 to move downward, the four supporting toothed plates 211 drive the four first gears 302 to rotate counterclockwise, the four first gears 302 drive the two first rotating rods 301 to rotate counterclockwise, the two first rotating rods 301 drive the four second gears 303 to rotate counterclockwise, the four second gears 303 rotate counterclockwise to drive the four first racks 304 to move leftward to reset, at this time, the device completes resetting, the circulation reciprocates like this, the filtered reclaimed sand flows out through the discharging frame 205 and the discharging hole 206 until all the reclaimed sand to be filtered is filtered, the two first servo motors 201 are shut down, and the device stops working.
In the process, the second servo motor 401 is started, the transmission shaft of the second servo motor 401 drives the first transmission roller 406 to rotate clockwise, the first transmission roller 406 drives the transmission belt 408 to move clockwise, the transmission belt 408 drives a plurality of material receiving frames 409 to move clockwise, the material receiving frames 409 drive accessory objects on the material receiving frames to move clockwise, when one material receiving frame 409 moves to the lower end of the material receiving frame to contact with the upper surface of the anti-blocking block 311, the material receiving frame 409 collects impurities filtered on the screen 213 into the material receiving frame 409, when the material receiving frame 409 drives the accessory objects on the material receiving frame 409 to move clockwise along two sliding grooves on the rectangular bracket 402 to contact with the fifth gear 412, at the moment, the material receiving frame 409 continues to move clockwise, the fifth gear 412 rotates clockwise to drive the second rotating rod 410 to rotate clockwise, the second rotating rod 410 drives a plurality of cross rotating frames 411 fixedly connected on the second rotating rod 410 to rotate clockwise, the cross rotating frame 411 rotates clockwise to roll the filtered impurities on the screen 213 into the material collecting frame 409, so that certain impurities are prevented from being unable to be collected by the material collecting frame 409, and thus the screen holes on the screen 213 are blocked, when the material collecting frame 409 drives the accessory object on the material collecting frame 409 to move clockwise until the fifth gear 412 is no longer contacted with the second rack 413, the fifth gear 412 is no longer rotated, the material collecting frame 409 drives the accessory object on the material collecting frame 409 to move clockwise, when the material collecting frame 409 drives the accessory object on the material collecting frame 409 to move clockwise until the sixth gear 417 is contacted with the third rack 418, the material collecting frame 409 continues to move clockwise, the sixth gear 417 rotates clockwise to drive the reciprocating screw 414 to rotate clockwise, the cleaning block 416 moves forwards under the limiting effect of the two third rotating rods 415, the cleaning block 416 moves backwards to push the impurities collected on the material collecting frame 409 forwards, when the receiving rack 409 drives the accessory objects on the receiving rack 409 to rotate clockwise until the sixth gear 417 contacts the midpoint of the third rack 418, the cleaning block 416 moves to the forefront end of the receiving rack 409, all the impurities collected on the receiving rack 409 are pushed out from the front, pushed onto the second baffle 404 and discharged by the 7-type blanking support 104, part of the impurities which are not collected by the receiving rack 409 are also discharged by the 7-type blanking support 104, the impurities collected on the receiving rack 409 are cleaned, at this time, the receiving rack 409 drives the accessory objects on the receiving rack 409 to continue to rotate clockwise, when the receiving rack 409 drives the accessory objects on the receiving rack 409 to rotate clockwise until the sixth gear 417 passes through and is far away from the midpoint of the third rack 418, the cleaning block 416 starts to move forward under the action of the reciprocating screw 414, until the reciprocating screw 414 does not rotate clockwise when the receiving rack 409 drives the accessory objects on the receiving rack 409 to rotate clockwise until the sixth gear 417 does not contact the midpoint of the third rack 418 any more, and the reciprocating screw 414 returns to the initial state when the sixth gear 417 does not contact the third rack 418.
Example 3
On the basis of embodiment 2, as shown in fig. 14-16, the feeding control mechanism further comprises a feeding control mechanism, wherein the feeding control mechanism comprises a half-tooth gear 501, a fourth rotating rod 502, a third gear 503, a first belt pulley 504, a fifth rotating rod 505, a second belt pulley 506, a fourth gear 507, a sliding rod 508, a third spring 509, a sliding block 510, a blanking door 511 and a blanking toothed plate 512, the output shaft of the first servo motor 201 is fixedly connected with the half-tooth gear 501, the two half-tooth gears 501 are positioned at the outer sides of the two cams 202, the fourth rotating rod 502 is provided with two, the two fourth rotating rods 502 are respectively connected with the rear side of the first supporting frame 101 and the front side of the second supporting frame 102 in a rotating way, the fourth rotating rod 502 is rotationally connected with the third gear 503, the two third gears 503 are respectively meshed with the two half-tooth gears 501, the fourth rotating rod 502 is fixedly connected with the first belt pulley 504, the two first belt pulleys 504 are respectively positioned outside the two third gears 503, the front end and the rear end of the fifth rotating rod 505 are respectively connected with the rear side of the first supporting frame 101 and the front side of the second supporting frame 102 in a rotating way, the fifth rotating rod 505 is fixedly connected with two second belt pulleys 506, a belt is wound between the left and right adjacent second belt pulleys 506 and the first belt pulleys 504, the fifth rotating rod 505 is fixedly connected with two fourth gears 507, the two fourth gears 507 are positioned between the two second belt pulleys 506, the upper end of a chute at the right side of the blanking frame 103 is fixedly connected with a sliding rod 508, a third spring 509 is sleeved on the sliding rod 508, one end of the third spring 509 is fixedly connected with the blanking frame 103, the sliding rod 508 is connected with a sliding block 510 in a sliding way, the other end of the third spring 509 is fixedly connected with the sliding block 510, the right side of the sliding block 510 is fixedly connected with a blanking door 511, the front side and the rear side of the blanking door 511 are fixedly connected with blanking toothed plates 512, the blanking toothed plate 512 is meshed with the fourth gear 507.
The output shafts of the two first servo motors 201 drive the two cams 202 and the two half-toothed gears 501 to rotate anticlockwise, when teeth of the two half-toothed gears 501 contact the two third gears 503, the two half-toothed gears 501 drive the two third gears 503 to rotate clockwise, the two third gears 503 drive the two fourth rotating rods 502 to rotate clockwise, the two fourth rotating rods 502 drive the two first pulleys 504 to rotate clockwise, the two first pulleys 504 drive the two second pulleys 506 to rotate clockwise through the belt, the two second pulleys 506 drive the fifth rotating rods 505 to rotate clockwise, the fifth rotating rods 505 drive the two fourth gears 507 fixedly connected with the fifth rotating rods, the two fourth gears 507 drive the two blanking toothed plates 512 to move upwards, the two blanking toothed plates 512 drive the blanking doors 511 to move upwards, the blanking doors 511 do not block holes on the right lower side of the blanking frame 103 any more, the regenerated sand to be filtered flows to the upper part of the screen 213 from the lower hole on the right side of the blanking frame 103 in the blanking frame 103, the blanking door 511 drives the sliding block 510 to move upwards, the sliding block 510 moves upwards to extrude the third spring 509, the third spring 509 is extruded to generate downward acting force, teeth of the two half-toothed gears 501 do not contact the two third gears 503 any more, at this time, the two half-toothed gears 501 can not drive the two third gears 503 to rotate clockwise, at this time, under the action of the third spring 509, the sliding block 510 moves downwards, the sliding block 510 drives the blanking door 511 to move downwards, the blanking door 511 drives the two blanking toothed plates 512 to move downwards, the two blanking toothed plates 512 move downwards to drive the two fourth gears 507 to rotate anticlockwise, the two fourth gears 507 drive the fifth rotating rod 505 to rotate anticlockwise, the fifth rotating rod 505 drives the two second pulleys 506 fixedly connected with the fifth rotating rod 505 to rotate anticlockwise, the two second pulleys 506 drive the two first pulleys 504 to rotate anticlockwise through the belt until the blanking door 511 moves downwards to completely block the lower hole on the right side of the blanking frame 103, the regenerated sand to be filtered does not flow to the upper part of the screen 213 from the lower hole on the right side of the blanking frame 103 in the blanking frame 103, and the cyclic reciprocation is realized, so that intermittent blanking of the regenerated sand to be filtered is realized, the regenerated sand to be filtered is prevented from flowing to the upper part of the screen 213 all the time, and impurities in the regenerated sand to be filtered, which continuously flow to the upper part of the screen 213, damage the screen 213 and the anti-blocking block 311 when the screen 213 moves up and down and the anti-blocking block 311 moves left and right.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.
Claims (4)
1. The utility model provides a casting is with tectorial membrane sand shale shaker with prevent blockking up function, including first support frame (101), second support frame (102), unloading frame (103) and 7 type unloading support (104), there is unloading frame (103) through the connecting block rigid coupling between first support frame (101) and second support frame (102) upside left portion, open on unloading frame (103) right side upper portion has the spout, open on unloading frame (103) right side lower part has a hole for unloading of unloading frame (103), rigid coupling has 7 type unloading support (104) between first support frame (101) and second support frame (102) downside right portion, its characterized in that: the device comprises a first support frame (101), a second support frame (102), a screen vibrating mechanism, an anti-blocking mechanism and a screen protection mechanism, wherein the screen vibrating mechanism is fixedly connected between the first support frame (101) and the second support frame (102), the anti-blocking mechanism is positioned in the screen vibrating mechanism, the screen protection mechanism is fixedly connected between the first support frame (101) and the second support frame (102), and the screen protection mechanism is positioned on the upper side of a blanking frame (103);
The screen vibration mechanism comprises a first servo motor (201), a cam (202), a first support (203), a second support (204), a discharge frame (205), a discharge port (206), a triangular support (207), a first spring (208), a sliding piece (209), a second spring (210), a support toothed plate (211), a first baffle (212) and a screen (213), wherein the front side of the first support (101) and the rear side of the second support (102) are fixedly connected with the first servo motor (201), the cam (202) is fixedly connected on an output shaft of the first servo motor (201), the first support (203) is fixedly connected with the first support (203) between the first support (101) and the second support (102), the first support (203) is positioned below the screen (213), the second support (204) is fixedly connected between the first support (101) and the second support (102), the second support (204) is positioned on the left side of the first support (203), the discharge frame (205) is fixedly connected between the second support (204), the front part of the discharge frame (205) is fixedly connected with the discharge port (206), the first support (203) and the triangular support (207) are fixedly connected with the surface of the first support (203) and the second support (102) respectively, the lower end of the inner chute of the triangular bracket (207) is fixedly connected with a first spring (208), the inner chute of the triangular bracket (207) is connected with a sliding part (209) in a sliding way, the upper end of the first spring (208) is fixedly connected to the lower end of the sliding part (209), a second spring (210) is sleeved on the sliding part (209), one end of the second spring (210) is fixedly connected to the sliding part (209), the other end of the second spring (210) is fixedly connected to the triangular bracket (207), the upper end of the sliding part (209) is fixedly connected with a supporting toothed plate (211), two first baffle plates (212) are fixedly connected to the front side and the rear side of the right part of the blanking frame 103 respectively, and the upper end of the supporting toothed plate (211) is fixedly connected with a screen (213);
The anti-blocking mechanism comprises a first rack (304), a third support (305), a first sliding support (306), a fourth support (307), a second sliding support (308), a rectangular frame (309), triangular supports (310), anti-blocking blocks (311) and anti-blocking moving components, wherein the third support (305) is provided with two sliding grooves, the right ends of the two third supports (305) are fixedly connected to the upper parts of the left side surfaces of the 7-shaped blanking support (104), the left ends of the two third supports (305) are fixedly connected with the first sliding support (306), the first sliding support (306) is provided with two sliding grooves, the fourth support (307) is provided with two sliding grooves, the two fourth supports (307) are fixedly connected to the lower ends of the blanking frame (103), the second sliding support (308) is fixedly connected between the lower ends of the two fourth supports (307), the second sliding support (308) is provided with two sliding grooves, the first racks (304) are fixedly connected with four sliding grooves, the first sliding support (304) are arranged on the first sliding support (306), the first sliding support (306) is fixedly connected with the first sliding support (310), the first sliding support (308) is fixedly connected with the inner sliding support (309), each anti-blocking block (311) corresponds to one sieve hole on the sieve (213), and an anti-blocking moving assembly is fixedly connected to the lower side of the rectangular frame (309);
the anti-blocking moving assembly comprises first rotating rods (301), first gears (302) and second gears (303), wherein the first rotating rods (301) are provided with two, the two first rotating rods (301) are rotationally connected to the first supporting frames (101) and the second supporting frames (102), the first rotating rods (301) are rotationally connected with the two first gears (302), the front and rear adjacent two first gears (302) are in a group, the four first gears (302) are respectively meshed with the four supporting toothed plates (211), the first rotating rods (301) are rotationally connected with the two second gears (303), the front and rear adjacent two second gears (303) are in a group, each group of second gears (303) are located on the inner sides of the adjacent group of first gears (302), and the four second gears (303) are respectively meshed with the four first racks (304);
The screen protection mechanism comprises a second servo motor (401), rectangular brackets (402), fixed blocks (403), second baffle plates (404), blanking plates (405), first conveying rollers (406), second conveying rollers (407), conveying belts (408), material collecting frames (409), screen protection material collecting components and screen protection cleaning components, wherein two rectangular brackets (402) are respectively fixedly connected to the upper ends of the first supporting frame (101) and the second supporting frame (102), two sliding grooves are respectively formed in the inner side surfaces of the two rectangular brackets (402), the second servo motor (401) is fixedly connected to the front side of the front side rectangular brackets (402), fixed blocks (403) are fixedly connected to the inner sides of the two rectangular brackets (402), the second baffle plates (404) are fixedly connected to the inner sides of the two fixed blocks (403), the blanking plates (405) are fixedly connected to the inner sides of the adjacent two second baffle plates (404) and the first baffle plates (212), the first conveying rollers (406) are rotatably connected to the upper ends of the first rectangular brackets (101), a plurality of the second conveying rollers (408) are rotatably connected to the right rectangular brackets (408), a plurality of the second baffle plates (408) are fixedly connected to the inner sides of the first baffle plates (212), a plurality of the first baffle plates (402) are rotatably connected to the lower ends of the first baffle plates (402), the left side of the material receiving frame (409) is fixedly connected with a screen protection material receiving component, and the material receiving frame (409) is fixedly connected with a screen protection cleaning component;
The screen cloth protection material receiving assembly comprises a second rotating rod (410), a cross rotating frame (411), a fifth gear (412) and a second rack (413), wherein the second rotating rod (410) is rotationally connected to the left side of the material receiving frame (409), a plurality of cross rotating frames (411) are fixedly connected to the second rotating rod (410), the fifth gear (412) is fixedly connected to the front portion of the second rotating rod (410), the second racks (413) are fixedly connected to the lower portions of the outer sides of the two second baffles (404), and the fifth gear (412) is meshed with the second racks (413).
2. The precoated sand vibration screen for casting with anti-clogging function as set forth in claim 1, wherein: the lower end of the left side of the material receiving frame (409) is provided with an inclined plane which is used for conveniently collecting impurities, the material receiving frame (409) is provided with a plurality of sliding grooves, and each sliding groove corresponds to the adjacent cross rotating frame (411).
3. The precoated sand vibration screen for casting with anti-clogging function as set forth in claim 2, wherein: the screen cloth protection cleaning component is including reciprocating screw (414), third dwang (415), clearance piece (416), sixth gear (417) and third rack (418), it is connected with reciprocating screw (414) to rotate on receipts work or material rest (409), third dwang (415) are equipped with two, two third dwang (415) all rigid couplings are inside receipts work or material rest (409), symmetry sets up about two third dwang (415), clearance piece (416) threaded connection is in reciprocating screw (414) rear end, clearance piece (416) sliding connection is in two third dwang (415), both ends all rigid couplings have sixth gear (417) around reciprocating screw (414), third rack (418) are all rigid coupling on two blanking board (405) outside upper portion, third rack (418) and sixth gear (417) meshing.
4. The precoated sand vibration screen for casting with anti-clogging function as set forth in claim 1, wherein: the feeding control mechanism comprises a half-tooth gear (501), a fourth rotating rod (502), a third gear (503), a first belt pulley (504), a fifth rotating rod (505), a second belt pulley (506), a fourth gear (507), a sliding rod (508), a third spring (509), a sliding block (510), a blanking door (511) and a blanking toothed plate (512), the half-tooth gear (501) is fixedly connected on an output shaft of the first servo motor (201), the two half-tooth gears (501) are positioned on the outer sides of the two cams (202), the fourth rotating rod (502) is provided with two, the two fourth rotating rods (502) are respectively connected on the rear side of the first supporting frame (101) and the front side of the second supporting frame (102) in a rotating way, the third gear (503) is rotationally connected on the fourth rotating rod (502), the two third gears (503) are respectively meshed with the two half-tooth gears (501), the first belt pulley (504) is fixedly connected on the fourth rotating rod (502), the two first belt pulleys (504) are respectively positioned on the outer sides of the two half-tooth gears (505) and the front side of the fifth rotating rod (102) in a rotating way, a belt is wound between the left and right adjacent second belt pulleys (506) and the first belt pulleys (504), two fourth gears (507) are fixedly connected to a fifth rotating rod (505), the two fourth gears (507) are located between the two second belt pulleys (506), a sliding rod (508) is fixedly connected to the upper end of a sliding groove on the right side of the blanking frame (103), a third spring (509) is sleeved on the sliding rod (508), one end of the third spring (509) is fixedly connected to the blanking frame (103), a sliding block (510) is connected to the sliding rod (508) in a sliding mode, the other end of the third spring (509) is fixedly connected to the sliding block (510), a blanking door (511) is fixedly connected to the right side of the sliding block (510), blanking toothed plates (512) are fixedly connected to the front side and the rear side of the blanking door (511), and the blanking toothed plates (512) are meshed with the fourth gears (507).
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| CN202210149084.XA CN114505444B (en) | 2022-02-18 | 2022-02-18 | Precoated sand vibrating screen with anti-blocking function for casting |
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| CN115971046B (en) * | 2023-01-31 | 2024-04-12 | 江苏天沃重工科技有限公司 | Anti-blocking sand and stone vibrating screen |
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| CN113967586A (en) * | 2021-10-20 | 2022-01-25 | 浙江东磊建设有限公司 | Hydraulic engineering synthesizes silt processing apparatus |
| CN113976427A (en) * | 2021-10-29 | 2022-01-28 | 朱必贤 | Dust removal type vibration concentrating machine capable of cleaning screen |
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| JP2007169014A (en) * | 2005-12-26 | 2007-07-05 | Nikko Co Ltd | Hopper device with sieve |
| KR101945354B1 (en) * | 2017-10-27 | 2019-02-07 | 박봉찬 | Without shaft vibrating screen |
| CN107744941A (en) * | 2017-11-10 | 2018-03-02 | 无锡宇能选煤机械厂 | The vibratory sieve of lift borehole cleaning needle plate is installed |
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| CN114505444A (en) | 2022-05-17 |
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