CN212917599U - Sandbox unloading mechanism after iron sand casting mold is finished - Google Patents

Abstract

The invention discloses a sandbox unloading mechanism after iron sand casting, which comprises two conveying rails, a turnover mechanism, a material raking mechanism and an iron sand blanking mechanism, wherein the conveying rails are provided with conformal sandboxes, the tail ends of the conveying rails are butted with the turnover rails, the turnover rails are disconnected with the conveying rails, a clamping assembly is arranged on the turnover rails, the turnover mechanism is arranged at the bottom of the turnover rails, and the iron sand blanking mechanism is arranged on one side of the turnover rails; the mould, the casting and the iron sand in the sandbox can be poured out conveniently and the articles in the sandbox do not need to be taken out manually, so that the labor intensity of workers is reduced.

Description

Sandbox unloading mechanism after iron sand casting mold is finished

Technical Field

The utility model relates to a casting equipment field, concretely relates to sandbox shedding mechanism after indisputable sand casting mould is accomplished.

Background

At present, the casting of the work piece that generally needs quick cooling generally adopts the iron sand casting mould to accomplish, it is main to place the mould in the sandbox, then it has the iron sand to pour into in the sandbox, the mould in with the sandbox covers and the outstanding iron sand of sprue gate of mould through the iron sand, pour the molten iron in the mould along the sprue gate like this, the iron sand can cool off the work piece fast (the thermal conductivity of iron is higher than the heat conduction rate of sand), after the molten iron cooling shaping, present mode is mainly to overturn the sandbox, the iron sand in the sandbox like this, the mould has all been emptyd with the work piece, guarantee quick unloading like this, but present sandbox shedding mechanism has the drawback: firstly, the iron sand, the mold and the workpiece in the sand box cannot be poured out in the unreeling mode, when the sand box is turned over (like the prior hopper car, when the material is unloaded, the material is also in the hopper after the hopper car dumps the hopper, the hopper car needs to move forwards to pour out the material, but the sand box cannot move forwards, so that when the material is dumped in the sand box, a great amount of iron sand, the mold and the workpiece exist in the sand box), the rest iron sand, the mold and the workpiece in the sand box need to be raked out manually, and the labor intensity of workers is high; secondly, when the sand box pours the iron sand, the mold and the workpiece onto the filter screen, manual separation is still needed, so that the labor intensity of workers is high, and meanwhile, the temperatures of the iron sand, the mold and the workpiece are high, so that the labor environment of the workers is poor; thirdly, gaps for yielding the sand box along with the sand box are formed in the baffle plates on the periphery of the mesh plate, so that the iron sand on the mesh plate can leak out of the gaps.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a sandbox unloading mechanism after the iron sand casting mold is finished, when the sandbox is turned over for 90 degrees, the excess materials in the sandbox are not required to be raked out manually, so that the labor intensity of workers is reduced, after the iron sand, the mold and the workpiece in the sandbox are poured out, the separation of the iron sand from the workpiece and the mold is automatically realized through a filter screen, so that the manual operation is not required, and the mold and the workpiece are stopped on the filter screen; prevent the iron sand on the mesh plate from leaking out.

In order to achieve the above purpose, the utility model discloses a scheme: a sandbox unloading mechanism after the iron sand casting is finished comprises a conveying track, a turnover mechanism, a material raking mechanism and an iron sand blanking mechanism, wherein the conveying tracks are two, the conformal sandbox is arranged on the two conveying tracks, the tail end of the conveying track is butted with the overturning track, the overturning track is disconnected with the conveying track, the overturning track is provided with a clamping component, the overturning track is fixed with the conformal sandbox through the clamping component, the bottom of the turnover track is provided with a turnover mechanism, the turnover mechanism comprises a fixed seat and an inclined oil cylinder, a plurality of bearing seats and bearings are fixed on the fixed seat, a rotating shaft is fixed on the bearing seats through bearings, a plurality of brackets are fixed on the rotating shaft and fixed with the overturning track, a plurality of inclined oil cylinders are arranged between the fixed seat and the overturning track, and two ends of each inclined oil cylinder are respectively hinged with the fixed seat and the bottom of the overturning track; an iron sand blanking mechanism is arranged on one side of the overturning track and comprises a mesh plate, baffles and a sliding assembly, the baffles are arranged on the edges of the periphery of the mesh plate, a notch for abdicating the conformal sandbox is formed in the baffle close to one side of the overturning track, a placing hopper is arranged at the bottom of the mesh plate, the iron sand passing through the mesh plate is collected through the placing hopper, the sliding assembly is arranged on one side of the mesh plate away from the overturning track, and the sliding assembly drives the mesh plate to slide to assist in iron sand blanking; the mesh plate is provided with slip subassembly one side and still is provided with and takes off material mechanism, takes off material mechanism and includes taking off the material cylinder and take off the flitch, and the cylinder body of taking off the material cylinder is fixed subaerial, and the piston rod of taking off the material cylinder articulates there is the flitch of taking off, is provided with the spring between the flitch top and taking off the material cylinder piston rod, is fixed with the spacing subassembly of taking off the material board on the piston rod, makes the flitch of taking off be in vertical form when taking off the material through spacing subassembly, is convenient for like this to take off the flitch and stretches into in the conformal sandbox.

Preferably, the clamping assembly comprises two clamping arms, a clamping cylinder and linkage rods, wherein the middle section of each clamping arm is hinged to the overturning track, one end, located at the top, of each clamping arm is in a hook shape, one end, located at the bottom, of each clamping arm is hinged to the linkage rod, the two linkage rods are hinged to each other, a cylinder body, hinged to the clamping cylinder and the clamping cylinder, of the hinging position of the two linkage rods is fixed to the overturning track, and the clamping arms clamp and loosen the conformal sandbox through jacking/retraction of the clamping cylinder.

Preferably, the sliding assembly comprises a sliding track, a sliding block and a crank and rocker mechanism, the sliding block is fixed on the left side and the right side of the mesh plate, the sliding track matched with the sliding block is respectively arranged on the left side and the right side of the mesh plate, the sliding block is embedded into the sliding track, the crank and rocker mechanism is arranged on the rear side of the mesh plate, and the crank and rocker mechanism drives the mesh plate to move left and right.

Preferably, the material scraping plate limiting assembly is a limiting plate, the limiting plate is fixed on a piston rod of the material scraping cylinder, and when the material scraping plate is in a vertical state, the limiting plate is attached to the inner side surface of the material scraping plate, and the attachment position of the limiting plate and the material scraping plate is close to the top of the material scraping plate.

Preferably, the lifting type sealing door is arranged at the notch of the baffle, a guide groove is formed in the notch, the lifting type sealing door is inserted into the guide groove, the bottom of the lifting type sealing door penetrates through the mesh plate, a return spring is arranged between the bottom of the lifting type sealing door and the bottom of the mesh plate, and the lifting type sealing door is enabled to seal the notch through the return spring.

Compared with the prior art, the utility model has the advantages of: 1. the mould, the casting and the iron sand in the sandbox can be poured out conveniently without manually taking out the articles in the sandbox, so that the labor intensity of workers is reduced; 2. the lifting type sealing door is convenient for abdicating the sandbox, so that the tilting angle of the sandbox is larger than 90 degrees, the sandbox is convenient to pour completely, and meanwhile, when the sandbox is reset, the lifting type sealing door automatically rises to limit iron sand, a mould or a casting to be only positioned on the mesh plate; 3. the mesh plate can move left and right, so that the mesh plate can simulate screening, iron sand, sand and iron blocks falling from the casting quickly pass through the mesh plate and fall into the mesh plate, and only a mold and the casting exist on the mesh plate, so that the iron sand can be quickly separated, and the casting and the mold can be conveniently taken away by a worker; 4. the clamping assembly can fix the sandbox on the overturning track, so that potential safety hazards caused by separation of the sandbox from the overturning track can be effectively prevented.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a top view of the present invention.

Fig. 3 is a schematic view of the turnover mechanism of the present invention.

Fig. 4 is a schematic view of the raking assembly of the present invention.

Fig. 5 is a schematic view of the clamping assembly of the present invention.

The device comprises a conveying track, a 1.1 shape following sandbox, a 1.2 overturning track, a 1.3 clamping component, a 1.4 clamping arm, a 1.5 clamping cylinder, a 1.6 linkage rod, a 2 overturning mechanism, a 2.1 fixing seat, a 2.2 bearing seat, a 2.3 bearing, a 2.4 rotating shaft, a 2.5 bracket, a 2.6 inclined oil cylinder, a 2.8 material raking mechanism, a 2.9 material raking cylinder, a 3.10 material raking plate, a 3.11 spring, a 3.12 material raking plate limiting component, a 3.13 limiting plate, a 4 iron sand blanking mechanism, a 4.1 mesh plate, a 4.2 baffle plate, a 4.3 notch, a 4.4, a lifting sealing door, a 4.5 guide groove, a 4.6 return spring, a 4.7 placing hopper, a 4.8 sliding component, a 4.9 sliding track, a 4.10 crank, a 4.11 lifting rocker mechanism and a sliding block.

Detailed Description

The drawings are now assembled to further explain the utility model.

As shown in fig. 1-5, a sandbox unloading mechanism after the iron sand casting mold is completed comprises a conveying rail 1, a turnover mechanism 2, a material raking mechanism 2.8 and an iron sand blanking mechanism 4, wherein the conveying rail 1 is two, a conformal sandbox 1.1 is placed on the two conveying rails 1 (rollers matched with the conveying rail 1 are fixed at the bottom of the conformal sandbox 1.1, so that the conformal sandbox 1.1 slides on the rail), a turnover rail 1.2 is butted at the tail end of the conveying rail 1, the turnover rail 1.2 is disconnected from the conveying rail 1, the turnover rail 1.2 is two, the two turnover rails 1.2 are fixed on a base plate in a welding manner, clamping assemblies 1.3 are respectively arranged at two sides of the turnover rail 1.2, the turnover rail 1.2 is fixed with the conformal sandbox 1.1 through the clamping assemblies 1.3, the turnover mechanism 2 is arranged at the bottom of the turnover rail 1.2, the turnover mechanism 2 comprises a fixed seat 2.1 and an inclined oil cylinder 2.6, two bearing seats 2.2 and bearings 2.3 which are transversely opposite are fixed on a fixed seat 2.1 through bolts, a rotating shaft 2.4 is fixed on the two bearing seats 2.2 through the bearings 2.3, a plurality of brackets 2.5 are fixed on the rotating shaft 2.4 through a welding mode, each bracket 2.5 is fixed with a foundation plate through a welding mode, a plurality of inclined oil cylinders 2.6 are arranged between the fixed seat 2.1 and the foundation plate, two ends of each inclined oil cylinder 2.6 are respectively hinged with the fixed seat 2.1 and the bottom of the foundation plate, when the sand box needs to be turned over, the inclined oil cylinders 2.6 are ejected out, the front side of the foundation plate inclines upwards, so that the conformal sand box 1.1 slowly deflects, when the inclined oil cylinders 2.6 completely extend out, the rotating angle of the turnover mechanism 2 is larger than 90 degrees, so that materials in the conformal sand box 1.1 can be poured into the iron sand blanking mechanism 4, and the conformal sand box 1.1 is inclined angle is larger than 90 degrees, however, when the lorry is used for dumping, the defect exists (when the lorry is used for dumping, materials falling on the ground firstly can block the dumping of the materials in the hopper of the lorry, so that the lorry needs to be started forwards to achieve dumping), and the deflection angle of the shape following sandbox 1.1 is larger than 90 degrees, so that the situation that the materials in the shape following sandbox 1.1 are dumped completely cannot be guaranteed, and the convenience is brought to dumping subsequently through a material dumping mode; the ground of the rear side of upset track 1.2 is fixed with iron sand blanking mechanism 4 through bolt-up's mode, iron sand blanking mechanism 4 includes mesh plate 4.1, baffle 4.2 and sliding component 4.8, all be fixed with baffle 4.2 through the welded mode on mesh plate 4.1 edge all around, one side (mesh plate 4.1 front side) baffle 4.2 near upset track 1.2 is opened has the breach 4.3 of stepping down to following shape sandbox 1.1, place and place fill 4.7 bottom mesh plate 4.1, collect the iron sand that passes mesh plate 4.1 through placing fill 4.7, shape sand and iron plate, one side (mesh plate 4.1 rear side) of keeping away from upset track 1.2 at mesh plate 4.1 sets up sliding component 4.8, sliding component 4.8 drives mesh plate 4.1 and slides and assist the unloading of iron sand, sliding component 4.8 includes slip track 4.9, sliding block 4.10 and crank mechanism 4.11 are provided with the sliding block 4.9 and the sliding block 4.9 that sliding block 4.10 is fixed with the mesh plate 4.1.1.1, sliding block 4.10 is the left and right sides sliding block 4.9 that sliding block 4.11 is the sliding block 4.9 is matched with sliding block 4.9 respectively, sliding block 4.9, the 4.10 is embedded into a sliding track 4.9, a crank and rocker mechanism 4.11 is arranged at the rear side of the mesh plate 4.1 (the crank and rocker mechanism 4.11 is driven by a motor, the motor drives a rotary table of the crank and rocker mechanism 4.11 to move, a hinged connecting rod on the rotary table is hinged with the mesh plate 4.1, so that the crank and rocker mechanism 4.11 drives the mesh plate 4.1 to swing back and forth, and the mesh plate 4.1 slides back and forth to form a mesh screening action, so that the mesh plate 4.1 can rapidly screen iron sand without manual operation), and the crank and rocker mechanism 4.11 drives the mesh plate 4.1 to move left and right; one side (rear side) of the mesh plate 4.1 provided with the sliding component 4.8 is also fixed with a raking mechanism 2.8 by a bolt fastening mode, the raking mechanism 2.8 comprises a raking cylinder 2.9 and a raking plate 3.10, the cylinder body of the raking cylinder 2.9 is fixed on the ground by a bolt, the piston rod of the raking cylinder 2.9 is hinged with the raking plate 3.10, a spring 3.11 is fixed between the top of the raking plate 3.10 and the piston rod of the raking cylinder 2.9 by a welding mode, a raking plate limiting component 3.12 is fixed on the piston rod by a welding mode, the raking plate limiting component 3.12 is a limiting plate 3.13, the limiting plate 3.13 is fixed on the piston rod of the raking cylinder 2.9 by a welding mode, when the raking plate 3.10 is in a vertical state, the limiting plate 3.13 is attached to the inner side surface of the raking plate 3.10, the limiting plate 3.13 is close to the top of the raking plate 3.10, and when the raking plate 3.10 is in a vertical state, therefore, the material scraping plate 3.10 can conveniently extend into the conformal sandbox 1.1, when the material scraping cylinder 2.9 retracts, the material in the conformal sandbox 1.1 is brought out when the material scraping plate 3.10 moves backwards, and the material in the conformal sandbox 1.1 is poured out completely.

The clamping assembly 1.3 comprises two clamping arms 1.4, a clamping cylinder 1.5 and a linkage rod 1.6, wherein the middle section of each clamping arm 1.4 is hinged with the overturning track 1.2, one end of each clamping arm 1.4, which is positioned at the top, is in a bent hook shape, one end of each clamping arm 1.4, which is positioned at the bottom, is hinged with the linkage rod 1.6 and is hinged with the two linkage rods 1.6, meanwhile, the hinged part of the two linkage rods 1.6 is hinged with a clamping cylinder 1.5, a cylinder body of the clamping cylinder 1.5 is fixed on the overturning track 1.2 in a welding mode, a piston rod of the clamping cylinder 1.5 is downward, when a piston rod of the clamping cylinder 1.5 is ejected, the piston rod pulls the linkage rod 1.6 to move downward, so that the piston rod 1.6 pulls, the inner side of the bottom of the clamping arm 1.4 moves, so that the top of the clamping arm 1.4 swings outward, so that the clamping arm 1.4 releases the shape of the sandbox 1.1, and when the clamp arm of the sandbox is needed, the top end of the linkage rod 1.6 is expanded outwards, so that the linkage rod 1.6 drives the bottom of the clamping arm 1.4 to move outwards, the top of the clamping arm 1.4 moves inwards, the clamping wall fixes the conformal sandbox 1.1 on the overturning track 1.2, and the clamping arm 1.4 clamps and releases the conformal sandbox 1.1 through jacking/retraction of the clamping cylinder 1.5.

The scraping plate limiting component 3.12 is a limiting plate 3.13, the limiting plate 3.13 is fixed on a piston rod of the scraping cylinder 2.9 in a welding mode, when the scraping plate 3.10 is in a vertical state, the limiting plate 3.13 is attached to the inner side surface of the scraping plate 3.10, the attachment part of the limiting plate 3.13 and the scraping plate 3.10 is close to the top of the scraping plate 3.10, so that the limiting plate 3.13 can enable the scraping plate 3.10 to be in a vertical state all the time when the scraping plate 3.10 scrapes materials, the scraping plate 3.10 is convenient to scrape materials, meanwhile, when the scraping plate 3.10 extends into the conformal sandbox 1.1, the scraping plate 3.10 deflects, the height of the scraping plate 3.10 is reduced, the materials in the conformal sandbox 1.1 cannot block the stretching-in of the scraping plate 3.10, when the scraping plate 3.10 scrapes materials, the spring 3.11 pulls the scraping plate 3.10 to be in a vertical state, and meanwhile, the limiting plate 3.13 is formed by the vertical plate 3.10, the material raking plate 3.10 is in a vertical state as a limit state, so that the material raking plate 3.10 finishes material raking.

A lifting type sealing door 4.4 is arranged at the position of a gap 4.3 of the baffle 4.2, and guide grooves 4.5 are formed in the inner walls of the left side and the right side of the gap 4.3; the lifting type sealing door 4.4 is inserted between the two guide grooves 4.5, the bottom of the lifting type sealing door 4.4 penetrates through the mesh plate 4.1, the two return springs 4.6 are arranged between the bottom of the lifting type sealing door 4.4 and the bottom of the mesh plate 4.1, and the two return springs 4.6 are respectively arranged on the left side and the right side of the lifting type sealing door 4.4, when the shape following sandbox 1.1 is in contact with the lifting type sealing door 4.4, the shape following sandbox 1.1 presses the lifting type sealing door 4.4 downwards, so that the lifting type sealing door 4.4 can give way to the shape following sandbox 1.1, the inclined angle of the shape following sandbox 1.1 is larger for the baffle 4.2, the materials in the shape following sandbox 1.1 are convenient to be poured over, and after the shape following sandbox 1.1 is reset, the lifting type sealing door 4.4 is used for sealing the gap 4.3, so that iron sand is effectively prevented from leaking out from the gap 4.3.

Claims (5)

1. The utility model provides a sandbox shedding mechanism after iron sand casting mould is accomplished, including delivery track, tilting mechanism, take off material mechanism and iron sand blanking mechanism, wherein delivery track is twice and has placed the shape-following sandbox on twice delivery track, there is the upset track and the upset track breaks off with the delivery track at delivery track end butt joint, its characterized in that, be provided with clamping component on the upset track, make the upset track and follow shape sandbox fixed through clamping component, be provided with tilting mechanism bottom the upset track, tilting mechanism includes fixing base and slope hydro-cylinder, be fixed with a plurality of bearing frames and bearing on the fixing base, be fixed with the pivot through the bearing on a plurality of bearing frames, be fixed with many supports and support and overturn the track in the pivot, be provided with a plurality of slope hydro-cylinders between fixing base and upset track and the both ends of every slope hydro-cylinder respectively with the fixing base, Turning the bottom of the track for hinging; an iron sand blanking mechanism is arranged on one side of the overturning track and comprises a mesh plate, baffles and a sliding assembly, the baffles are arranged on the edges of the periphery of the mesh plate, a notch for abdicating the conformal sandbox is formed in the baffle close to one side of the overturning track, a placing hopper is arranged at the bottom of the mesh plate, the iron sand passing through the mesh plate is collected through the placing hopper, the sliding assembly is arranged on one side of the mesh plate away from the overturning track, and the sliding assembly drives the mesh plate to slide to assist in iron sand blanking; the mesh plate is provided with slip subassembly one side and still is provided with and takes off material mechanism, takes off material mechanism and includes taking off the material cylinder and take off the flitch, and the cylinder body of taking off the material cylinder is fixed subaerial, and the piston rod of taking off the material cylinder articulates there is the flitch of taking off, is provided with the spring between the flitch top and taking off the material cylinder piston rod, is fixed with the spacing subassembly of taking off the material board on the piston rod, makes the flitch of taking off be in vertical form when taking off the material through spacing subassembly, is convenient for like this to take off the flitch and stretches into in the conformal sandbox.

2. The sand box unloading mechanism after the iron sand casting mold is finished according to claim 1, wherein the clamping assembly comprises two clamping arms, a clamping cylinder and a linkage rod, wherein the middle section of each clamping arm is hinged with the overturning track, one end of each clamping arm at the top is in a bent hook shape, one end of each clamping arm at the bottom is hinged with the linkage rod and the two linkage rods are hinged, meanwhile, the hinged part of the two linkage rods is hinged with the clamping cylinder, the cylinder body of the clamping cylinder is fixed on the overturning track, and therefore the clamping arms clamp and release the conformal sand box through the jacking/retraction of the clamping cylinder.

3. The sand box unloading mechanism after the iron sand casting is finished according to claim 2, wherein the sliding assembly comprises a sliding track, a sliding block and a crank and rocker mechanism, the sliding block is fixed on the left side and the right side of the mesh plate, the sliding track matched with the sliding block is respectively arranged on the left side and the right side of the mesh plate, the sliding block is embedded into the sliding track, the crank and rocker mechanism is arranged on the rear side of the mesh plate, and the crank and rocker mechanism drives the mesh plate to move left and right.

4. The sandbox unloading mechanism of claim 3, wherein the material stripping plate limiting assembly is a limiting plate, the limiting plate is fixed on a piston rod of the material stripping cylinder, when the material stripping plate is in the vertical state, the limiting plate is attached to the inner side surface of the material stripping plate, and the attachment position of the limiting plate and the material stripping plate is close to the top of the material stripping plate.

5. The mechanism of claim 4, wherein the lifting type sealing door is arranged at the notch of the baffle, a guide groove is arranged in the notch, the lifting type sealing door is inserted into the guide groove, the bottom of the lifting type sealing door penetrates through the mesh plate, a return spring is arranged between the bottom of the lifting type sealing door and the bottom of the mesh plate, and the notch is sealed by the lifting type sealing door through the return spring.

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