CN207414288U - A kind of coated sand core shooting machine - Google Patents
A kind of coated sand core shooting machine Download PDFInfo
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- CN207414288U CN207414288U CN201721427742.8U CN201721427742U CN207414288U CN 207414288 U CN207414288 U CN 207414288U CN 201721427742 U CN201721427742 U CN 201721427742U CN 207414288 U CN207414288 U CN 207414288U
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Abstract
The utility model is related to precoated sand core shooting technical field more particularly to a kind of coated sand core shooting machines, including rack and the template component being installed in rack and penetrate sand component, wherein：Template component includes the cope plate component, the lower template component that are oppositely arranged, and cope plate component and/or lower template component can be moved up and down with respect to rack, and lower template component rotates under the driving force effect of rotary drive assembly relative to rack level；Penetrating sand component includes being located at the sandbox at left and right sides of cope plate component and lower template component and the sand mouth being respectively arranged on two sandboxes respectively；The port of export of sand mouth is between cope plate component, lower template component.The coated sand core shooting machine of the utility model, sand core Forming Quality is good, high degree of automation, and nozzle head service life is long, and perforation diameter adjustment is easy, and overall structure is simple, low cost, suitable for extensively using popularization.
Description
Technical field
The utility model is related to precoated sand core shooting technical field more particularly to a kind of coated sand core shooting machines.
Background technology
It is that molding sand is equably injected to the pre- consolidation of sandbox using compressed air to penetrate compression molding machine, then apply again pressure into
Row compacting.It is common to have vertical parting flaskless shoot-squeeze moulding machine and horizontal parting slip flask shoot-squeeze moulding machine.Vertical-parting is penetrated without case
Moulding machine modeling is pressed not have to sandbox, molding sand is emitted directly toward the moulding room with template, makes sand mold dimensional accuracy height, sandbox two sides
There is cavity, productivity is high, but lower core is difficult, stringent to molding sand quality requirement.Horizontal parting slip flask shoot-squeeze moulding machine utilizes sand
Case carries out moulding, and mould assembly drawing after sand mold is made, lower core is convenient, and productivity is high.
At present, core machine by rack, core mold, penetrate sand device plus sand cylinder and electrical control mechanism form, work
When, from adding sand cylinder, to penetrating in sand device plus sand, after filling it up with, the control backspin for penetrating sand device in electrical control mechanism goes to sand core mould
Tool top, and sand shaping is penetrated into core mold.Sand is penetrated in said structure overturning, complicated, and work efficiency is relatively low.
Publication No. be CN 104399905A Chinese utility model patent application, entitled precoated sand emitting core shooter,
In specifically disclose a kind of precoated sand emitting core shooter, the advantage is that high degree of automation, can scale produce automatically, no
Foot part is：Sand mouth can only spray precoated sand powder in two sides, cause sand core molding effect poor；Sand mouth is in injection precoated sand
During powder, madial wall easily generates cut or even damage, then direct shadow due to the contact friction repeatedly of precoated sand powder
The Forming Quality of musical sand core.
Utility model content
For problems of the prior art, the utility model provide a kind of lower template component can 360 degree rotation from
And improve the coated sand core shooting machine of sand core Forming Quality.
A kind of coated sand core shooting machine provided by the utility model, including rack and the template component being installed in rack and
Sand component is penetrated, wherein：
Template component includes the cope plate component, the lower template component that are oppositely arranged, cope plate component and/or lower template component
It can be moved up and down with respect to rack, lower template component rotates under the driving force effect of rotary drive assembly relative to rack level；
Penetrating sand component includes being located at the sandbox at left and right sides of cope plate component and lower template component respectively and install respectively
Sand mouth on two sandboxes；The port of export of sand mouth is between cope plate component, lower template component.
Further, cope plate component further includes at least one first lead, and the first lead is located at cope plate and institute
It states between rack；
And/or lower template component further includes at least one second lead, the second lead is located at lower template and is driven with rotation
Between dynamic component.
Further, cope plate component includes cope plate and upper telescoping mechanism, wherein：Upper telescoping mechanism is fixedly connected on
The upside of rack, the telescopic end of the upper telescoping mechanism of upper mold plate top surface connection；And/or
Lower template component includes lower template and lower telescoping mechanism, wherein：Lower telescoping mechanism is fixedly connected on rotation driving
On component, the telescopic end of the lower telescoping mechanism of bottom surface connection of lower template.
Further, rotary drive assembly includes upper plate, lower plate, central shaft, several rolling members and rotation driving dress
It puts, wherein,
Upper plate and lower plate parallel alignment and horizontally disposed up and down；The top surface fixed setting lower template component of upper plate, lower plate are solid
Dingan County is mounted in frame underside；
The upper end of central shaft is rotatably connected with upper plate, and lower end is fixedly connected with lower plate；
Several rolling members are arranged between upper plate and lower plate, and top is in rolling contact with upper plate, and bottom is consolidated with lower plate
Fixed connection；
Rotating driving device is connected with upper plate, for upper plate to be driven to rotate horizontally.
Further, connected between central shaft and upper plate by bearing rotary, plane axis is provided between upper plate and lower plate
It holds.
Further, upper telescoping mechanism and lower telescoping mechanism are hydraulic cylinder；Hydraulic cylinder includes cylinder barrel, inner casing, plunger
Bar, fuel feed hole, oil groove and sealing device, wherein：
Inner casing is located in cylinder barrel and coaxially arranged with cylinder barrel；
Plunger rod is slideably positioned in inner casing, movable end connection cope plate or lower template；
The side wall of inner casing and cylinder barrel is both provided with fuel feed hole；
The madial wall and bottom wall of inner casing and cylinder barrel are provided with oil groove, and fuel feed hole is connected with oil groove；
Sealing device is both provided between inner casing and cylinder barrel and between inner casing and plunger rod.
Further, sandbox is fixedly mounted on the left and right sides of rack；
Sand mouth is connected by connecting tube with the inner cavity of sandbox；And sand mouth tilts down setting along import to export direction.
Further, sand mouth includes sand mouth body, tapering transition section and the nozzle head of integrally connected, wherein：
The arrival end connection connecting tube of sand mouth body, the port of export of sand mouth body are connected by tapering transition section and nozzle head
It connects；The inside of the arrival end of sand mouth body is taper sand inlet；The cone angle of taper sand inlet is 60 degree, the cone angle of tapering transition section
For 90 degree.
Further, the outer wall of sand mouth body is provided with screw thread.
Further, the madial wall of nozzle head is provided with frosted layer；Frosted layer in parts by weight include 20-30 parts of steel scrap,
4-10 parts of ferrotianium, 10-20 parts of carborundum, 5-12 parts of white carbon, 4-9 parts of silicon powder, 2-8 parts of tungsten carbide, 4-10 parts of Si-Ca-Ba, carbon
Sour calcium 4-12 parts.
A kind of coated sand core shooting machine provided by the utility model, has the advantages that：
1st, the lower template component of the coated sand core shooting machine of the utility model realizes band by the action of rotary drive assembly
The arbitrary rotation of 360 ° of lower template component level is moved, and then penetrates sand component to spray precoated sand powder from different orientation, so as to
It ensure that the Forming Quality of sand core；Pass through cope plate component, lower template component, rotary drive assembly and the association for penetrating sand component
With action, so as to the common guarantee Forming Quality of sand core, and the automation of the coated sand core shooting machine of the utility model is improved
Degree and work efficiency.
2nd, the first lead/the second in the cope plate component of the coated sand core shooting machine of the utility model and lower template component
The setting of lead can effectively prevent cope plate or lower template from moving up and down and position offset occurs in the process.
3rd, the rotary drive assembly of the coated sand core shooting machine of the utility model is provided with several rolling members, several rolled portions
On the one hand setting of the part between upper plate and lower plate ensure that the depth of parallelism between upper plate and lower plate, on the other hand cause upper plate
Rotation is more stablized, and then improves the rotational accuracy and stability of lower template component.
4th, the central shaft of the rotary drive assembly of the utility model is connected rotation with upper plate by zanjon bearing rotary
The rotation of drive component is more flexible；The plane bearing set between upper plate and lower plate, on the premise of upper plate is not hindered to rotate,
Certain supporting role can be played to upper plate, so as to ensure that the levelness of upper plate.
5th, the upper telescoping mechanism of the utility model and the structure design of lower telescoping mechanism ensure that plunger rod is constantly in profit
Sliding state so that flexible more flexible, precision of the stretching higher of plunger rod.
6th, the nozzle body outer wall for penetrating sand component of the utility model is provided with screw thread, therefore short transverse when in use may be used
Arbitrarily to adjust the perforation of different-diameter, sand efficiency is penetrated so as to improve.
7th, the madial wall of the nozzle head for penetrating sand component of the utility model is provided with frosted layer, so as to extend nozzle head
Service life.
8th, the frosted layer that the madial wall of the nozzle head of the utility model is set is by strictly controlling the proportionings of each raw material components,
So as to ensure that frosted layer has excellent compression strength, flexural strength and wear-resisting property.
9th, coated sand core shooting machine provided by the utility model, sand core Forming Quality is good, high degree of automation, and nozzle head uses
Long lifespan, perforation diameter adjustment is easy, and overall structure is simple, low cost.
Description of the drawings
Illustrate the utility model embodiment or technical solution of the prior art in order to clearer, it below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it is clear that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the overall structure diagram of the coated sand core shooting machine of the utility model；
Fig. 2 is the structure diagram of upper telescoping mechanism/lower telescoping mechanism in Fig. 1 of the utility model；
Fig. 3 is a kind of structure diagram of the rotary drive assembly in Fig. 1 of the utility model；
Fig. 4 is the structure diagram of the sand mouth in Fig. 1 of the utility model；
The structure diagram of rotating driving device in the rotary drive assembly that Fig. 5 is Fig. 3 of the utility model；
Fig. 6 is another structure diagram of the rotary drive assembly in Fig. 1 of the utility model；
In figure：1- racks, 11- pedestals, 12- upper brackets, 13- columns, 21- cope plates component, 211- cope plates, on 212-
Telescoping mechanism, 2121- cylinder barrels, 2122- inner casings, 2123- plunger rods, 2124- fuel feed holes, 2125- oil grooves, 2126- sealing devices,
Telescoping mechanism, the second leads of 223-, 23- rotations under the first leads of 213-, 22- lower templates component, 221- lower templates, 222-
Drive component, 231- upper plates, 232- lower plates, 233- central shafts, 234- rolling members, 235- bearings, 236- plane bearings, 237-
Rotating driving device, 2371- rotation axis, 2372- transmission gears, 2373- rotary cylinders, 3- penetrate sand component, 31- sandboxes, 32- and connect
It takes over, 321- adjusting air valves, 33- sand mouth, 331- sand mouths body, 332- nozzles head, 333- sand inlets
Specific embodiment
Below in conjunction with the attached drawing in the utility model, the technical scheme in the embodiment of the utility model is carried out it is clear,
Complete description, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole implementation
Example.Based on the embodiment in the utility model, those skilled in the art is not on the premise of creative work is made
The all other embodiment obtained, belongs to the scope of protection of the utility model.
As shown in Figure 1, a kind of coated sand core shooting machine of the utility model embodiment, including rack 1 and is installed on rack 1
On template component and penetrate sand component 3, wherein：Template component includes the cope plate component 21, the lower template component 22 that are oppositely arranged,
Cope plate component 21 and/or lower template component 22 can be moved up and down with respect to rack 1, and lower template component 22 is in rotary drive assembly 23
Driving force effect under opposite rack 1 horizontally rotate；Penetrating sand component 3 includes being located at cope plate component 21 and lower template component respectively
The sandbox 31 of 22 left and right sides and the sand mouth 33 being respectively arranged on two sandboxes 31；The port of export of sand mouth 33 is located at upper mold
Between plate component 21, lower template component 22.
Specifically, rack 1 is mainly used for template component and penetrates the carrying and installation of sand component 3, rack 1 can be to include
The arbitrary tower structure of pedestal 11, the utility model are not specifically limited, for example, rack as shown in Figure 11 include pedestal 11,
Two columns 13 that parallel vertical is set between upper bracket 12 and pedestal 11 and upper bracket 12.Cope plate component 21 and lower template
Component 22 is oppositely arranged in the vertical direction, i.e., cope plate component 21 is mounted on upper bracket 12, and lower template component 22 passes through rotation
Turn drive component 23 to install on the pedestal 11, cope plate component 21 and lower template component 22 can opposite rack 1 in upper bracket 12 and
Reciprocal upper and lower translation between pedestal 11, cope plate component 21 remains the shape that aligns with lower template component 22 in moving process
The upper and lower translation of state, cope plate component 21 and lower template component 22 can pass through mechanical structure (such as feed screw nut) or hydraulic pressure knot
Structure (such as hydraulic cylinder) realization.Penetrating sand component 3 includes two groups, respectively positioned at the left and right sides of template component, and positioned at cope plate
Between component 21 and lower template component 22, it is achieved thereby that penetrating between 3 upward template component 21 of sand component and lower template component 22
Spray precoated sand powder；Sandbox 31 is mainly used for accommodating precoated sand powder, should ensure that sandbox 31 has certain bearing strength；Sand
Mouth 33 is mainly used for spraying the precoated sand powder in sandbox 31 between supreme template component 21 and lower template component 22.Lower template
Component 22 can arbitrarily rotate for 360 ° in the horizontal direction under the driving force effect of rotary drive assembly 23 relative to rack 1, and then
Precoated sand powder can be sprayed from different orientation by penetrating sand component 3, so as to ensure that the Forming Quality of sand core.
During the coated sand core shooting machine work of the utility model, cope plate component 21 is moved up and down with lower template component 22 first
Realize molding, then penetrate sand component 3 action carry out penetrate sand preparation；Rotary drive assembly 23 rotates on demand, so as to adjust sand side is penetrated
Position, then penetrates sand component 3 and carries out penetrating sand；It penetrates after sand component 3 penetrates sand, after sand core curing, cope plate component 21 and lower die
Plate component 22 moves up and down realization die sinking, then carries out the operations such as coring.
The coated sand core shooting machine of the utility model by cope plate component 21, lower template component 22, rotary drive assembly 23,
And the co-operating of sand component 3 is penetrated, so as to the common guarantee Forming Quality of sand core, and improve the overlay film of the utility model
The degree of automation and work efficiency of sand core shooter.
Further, cope plate component 21 includes cope plate 211 and upper telescoping mechanism 212, wherein：Upper telescoping mechanism
212 are fixedly connected on the upside of rack 1, the telescopic end of the upper telescoping mechanism 212 of 211 top surface of cope plate connection；And/or lower template
Component 22 includes lower template 221 and lower telescoping mechanism 222, wherein：Lower telescoping mechanism 222 is fixedly connected on rotary drive assembly
On 23, the telescopic end of the lower telescoping mechanism 222 of bottom surface connection of lower template 221.Pass through upper telescoping mechanism 212 and lower telescoping mechanism
222 setting so that realize cope plate 211 with lower template 221 with respect to upper and lower translation of the rack 1 in vertical direction respectively.
Specifically, as shown in Fig. 2, upper telescoping mechanism 212 and lower telescoping mechanism 222 are hydraulic cylinder；Hydraulic cylinder includes
Cylinder barrel 2121, inner casing 2122, plunger rod 2123, fuel feed hole 2124, oil groove 2125 and sealing device 2126, wherein：Inner casing
2122 is in cylinder barrel 2121 and coaxially arranged with cylinder barrel 2121, is clearance fit between inner casing 2122 and cylinder barrel 2121；Plunger
Bar 2123 is slideably positioned in inner casing 2122, and movable end connection cope plate 211 or lower template 221 are existed by plunger rod 2123
Slip and then realization in inner casing 2122 drive cope plate 211 or lower template 221 with respect to rack 1 in the upper and lower flat of vertical direction
It moves；Inner casing 2122 and the side wall of cylinder barrel 2121 are both provided with fuel feed hole 2124；Madial wall and bottom of the inner casing 2122 with cylinder barrel 2121
Wall is provided with oil groove 2125, and fuel feed hole 2124 is connected with oil groove 2125, ensure that plunger rod 2123 is constantly in lubricating status,
So that plunger rod 2123 is flexible more flexible, also more precisely；Between inner casing 2122 and cylinder barrel 2121 and inner casing 2122 with
Sealing device 2126 is both provided between plunger rod 2123, realizes telescoping mechanism 212 and lower 222 internal structure of telescoping mechanism
Sealing, external dust is avoided to enter in inner casing 2122 or cylinder barrel 2121 the flexible flexibility for influencing plunger rod 2123, in addition
It effectively prevents dust and scratches 2121 inner wall of inner casing 2122 or cylinder barrel, ensure that telescoping mechanism 212 and lower telescoping mechanism indirectly
222 service life.
Further, cope plate component 21 further includes at least one first lead 213, and the first lead 213 is located at upper
Between template 211 and rack 1；And/or lower template component 22 further includes at least one second lead 223, the second lead
223 between the lower template 221 and the rotary drive assembly 23.
Specifically, the upper end of the first lead 213 is fixed on upper bracket 12, lower slide runs through cope plate 211；Second
The lower end of lead 223 is fixed on rotary drive assembly 23, and upper end is slided through lower template 221；Preferably, the first lead
213 and second the number of lead 223 be two, two first leads 213 are arranged in parallel and are located in the vertical direction
The both sides of upper telescoping mechanism 212, two second leads 223 are equally arranged in parallel and in the vertical direction positioned at lower telescoping mechanisms
222 both sides.The setting of first lead 213 and the second lead 223 can effectively prevent cope plate 211 or lower template
221 move up and down generation position offset in the process.
In a kind of embodiment of the coated sand core shooting machine of the utility model, the concrete structure of rotary drive assembly 23 is as schemed
Shown in 3, rotary drive assembly 23 includes upper plate 231, lower plate 232, central shaft 233, several rolling members 234 and rotation and drives
Dynamic device 237, wherein, upper plate 231 and lower plate parallel alignment and are horizontally disposed with about 232；Under the top surface fixed setting of upper plate 231
Template component 22, lower plate 232 are fixedly mounted on 1 downside of rack；The upper end of central shaft 233 is rotatably connected with upper plate 231, lower end
It is fixedly connected with lower plate 232；Several rolling members 234 are arranged between upper plate 231 and lower plate 232, and top is rolled with upper plate 231
Dynamic contact, bottom is fixedly connected with lower plate 232；Rotating driving device 237 is connected with upper plate 231, for driving 231 water of upper plate
Flat rotation.
Specifically, upper plate 231 is plate armature with lower plate 232, upper plate 231 installs lower template component for carrying
22, therefore should ensure that upper plate 231 has certain bearing strength；Central shaft 233 is mainly used between upper plate 231 and lower plate 232
Connection, and as the rotation axis of upper plate 231, central shaft 233 can be hollow shaft or solid shafting, it is preferred that in
Mandrel 233 is hollow shaft, section material and loss of weight；The structure all same of several rolling members 234 and around the annular of central shaft 233
Cloth in the case where ensureing 231 smooth rotation of upper plate and plays a supportive role to upper plate 231, reduces 233 axial load of central shaft,
Central shaft 233 is avoided to occur notable deformation, thus the setting of rolling member 234 on the one hand ensure that upper plate 231 and lower plate 232 it
Between the depth of parallelism, on the other hand so that the rotation of upper plate 231 is more stablized, and then the rotation for improving lower template component 22 is accurate
Degree and stability；Rotating driving device 237 can be servomotor, rotary cylinder etc., pass through the modes such as gear drive and upper plate
231 connections, drive upper plate 231 to rotate, such as shown in figure 5, setting gear in the outer ring of upper plate 231 and the one of upper plate 231
Side sets vertical rotary shaft 2371, and the transmission being meshed with the gear that the outer ring of upper plate 231 is arranged is arranged in rotation axis 2371
Gear, servomotor or rotary cylinder 2373 drive rotation axis 2371 to rotate, and lower plate is driven so as to fulfill rotating driving device 237
232 rotations.
Preferably, rolling member 234 includes the rolling element and pedestal arranged from top to bottom, and rolling element half is embedded in pedestal and can
It is rotated freely in pedestal, top and 231 bottom surface of upper plate of rolling element are in rolling contact, and pedestal is fixedly installed in 232 top surface of lower plate
On.
Preferably, it is rotatably connected between central shaft 233 and upper plate 231 by bearing 235 (angular contact ball bearing) so that rotation
The rotation for turning drive component 23 is more flexible；The plane bearing 236 set between upper plate 231 and lower plate 232, is not hindering upper plate
On the premise of 231 rotate, certain supporting role can be played to upper plate 231, so as to ensure that the levelness of upper plate 231.
In a kind of embodiment of the coated sand core shooting machine of the utility model, the concrete structure of rotary drive assembly 23 is as schemed
Shown in 6, upper plate 231 and lower plate parallel alignment and are horizontally disposed with about 232；The top surface fixed setting lower template component of upper plate 231
22, lower plate 232 is fixedly mounted on the pedestal 11；The rotation of central shaft 233 is fixedly connected through lower plate 231 and with upper plate 232；It is several
Rolling member 234 is arranged between 232 top surface of 231 bottom surface of upper plate and lower plate, and top is in rolling contact with upper plate 231, bottom
It is fixedly connected with lower plate 232；Rotating driving device 237 is connected with central shaft 233, for the rotation of central shaft 233 to be driven to drive
Plate 231 rotates horizontally.Wherein, it is rotatably connected between central shaft 233 and lower plate 232 by bearing 235.Preferably, rotation driving
Device 237 is rotary cylinder 2373, and upper plate 231 is plate armature, and lower plate 232 is the plate armature with chassis.
In above-described embodiment of the coated sand core shooting machine of the utility model, as shown in Figure 1, sandbox 31 is fixedly mounted on machine
The left and right sides of frame 1；Sand mouth 33 is connected by connecting tube 32 with the inner cavity of sandbox 31；And sand mouth 33 is along import to export direction
Tilt down setting；Adjusting air valve 321 is provided in connecting tube 32.
Further, as shown in figure 4, sand mouth 33 includes sand mouth body 331, tapering transition section and the nozzle of integrally connected
First 332, wherein：The arrival end connection connecting tube 32 of sand mouth body 331, the port of export of sand mouth body 331 pass through tapering transition section
It is connected with nozzle first 332；The inside of the arrival end of sand mouth body 331 is taper sand inlet 333, and taper sand inlet 333 ensure that
Precoated sand can smooth inflow sand mouth body 331；Preferably, the cone angle of taper sand inlet 333 is 60 degree, the cone of tapering transition section
Angle is 90 degree.
Further, the outer wall of sand mouth body 331 is provided with screw thread.Preferably, the outer wall of sand mouth body 331 is provided with entirely
Screw thread, therefore short transverse can arbitrarily adjust the perforation of different-diameter when in use, and sand efficiency is penetrated so as to improve.
Further, the madial wall of nozzle first 332 is provided with frosted layer, and thickness those skilled in the art of frosted layer can root
It is determined according to actual conditions, the utility model is not specifically limited.The setting of frosted layer can extend the use of nozzle first 332
Service life.
Preferably, frosted layer includes 20-30 parts of steel scrap, 4-10 parts of ferrotianium, 10-20 parts of carborundum, hard charcoal in parts by weight
5-12 parts black, 4-9 parts of silicon powder, 2-8 parts of tungsten carbide, 4-10 parts of Si-Ca-Ba, 4-12 parts of calcium carbonate.Frosted layer is by strictly controlling
The proportioning of each raw material components, so as to ensure that frosted layer has excellent compression strength, flexural strength and wear-resisting property.
Coated sand core shooting machine provided by the utility model, sand core Forming Quality is good, high degree of automation, and nozzle head uses the longevity
Life length, perforation diameter adjustment is easy, and overall structure is simple, low cost, suitable for extensively using popularization.
The utility model is further described by specific embodiment above, it should be understood that, have here
The description of body, should not be construed as the restriction to the spirit and scope of the utility model, and one of ordinary skilled in the art is readding
The various modifications made after reader specification to above-described embodiment belong to the scope that the utility model is protected.
Claims (9)
1. a kind of coated sand core shooting machine, which is characterized in that including rack and the template component being installed in the rack and penetrate
Sand component, wherein：
The template component includes the cope plate component, the lower template component that are oppositely arranged, the cope plate component and/or it is described under
Template component can relatively described rack move up and down, the lower template component is opposite under the driving force effect of rotary drive assembly
The rack level rotates；
It is described penetrate sand component include being located at respectively sandbox at left and right sides of the cope plate component and the lower template component and
The sand mouth being respectively arranged on two sandboxes；The port of export of the sand mouth is located at the cope plate component, lower template component
Between.
2. coated sand core shooting machine according to claim 1, which is characterized in that
The cope plate component includes cope plate and upper telescoping mechanism, wherein：The upper telescoping mechanism is fixedly connected on described
The upside of rack, the upper mold plate top surface connect the telescopic end of the upper telescoping mechanism；And/or
The lower template component includes lower template and lower telescoping mechanism, wherein：The lower telescoping mechanism is fixedly connected on described
On rotary drive assembly, the bottom surface of the lower template connects the telescopic end of the lower telescoping mechanism.
3. coated sand core shooting machine according to claim 2, which is characterized in that
The cope plate component further includes at least one first lead, first lead be located at the cope plate with it is described
Between rack；
And/or the lower template component further includes at least one second lead, second lead is located at the lower template
Between the rotary drive assembly.
4. coated sand core shooting machine according to claim 2, which is characterized in that the rotary drive assembly include upper plate, under
Plate, central shaft, several rolling members and rotating driving device, wherein,
The upper plate and the lower plate parallel alignment and horizontally disposed up and down；The lower template is fixedly installed in the top surface of the upper plate
Component, the lower plate are fixedly mounted on the frame underside；
The upper end of the central shaft is rotatably connected with the upper plate, and lower end is fixedly connected with the lower plate；
Several rolling members are arranged between the upper plate and the lower plate, and top is in rolling contact with the upper plate,
Bottom is fixedly connected with the lower plate；
The rotating driving device is connected with the upper plate, for the upper plate to be driven to rotate horizontally.
5. coated sand core shooting machine according to claim 4, which is characterized in that pass through between the central shaft and the upper plate
Bearing rotary connects, and plane bearing is provided between the upper plate and the lower plate.
6. coated sand core shooting machine according to claim 2, which is characterized in that the upper telescoping mechanism and the lower telescopic machine
Structure is hydraulic cylinder；The hydraulic cylinder includes cylinder barrel, inner casing, plunger rod, fuel feed hole, oil groove and sealing device, wherein：
The inner casing is located in the cylinder barrel and coaxially arranged with the cylinder barrel；
The plunger rod is slideably positioned in the inner casing, and movable end connects the cope plate or the lower template；
The side wall of the inner casing and the cylinder barrel is both provided with the fuel feed hole；
The madial wall and bottom wall of the inner casing and the cylinder barrel are provided with the oil groove, and the fuel feed hole is connected with the oil groove
It is logical；
The sealing device is both provided between the inner casing and the cylinder barrel and between the inner casing and the plunger rod.
7. coated sand core shooting machine according to claim 1, which is characterized in that
The sandbox is fixedly mounted on the left and right sides of the rack；
The sand mouth is connected by connecting tube with the inner cavity of the sandbox；And the sand mouth dips down along import to export direction
Tiltedly set.
8. coated sand core shooting machine according to claim 7, which is characterized in that the sand mouth includes the sand mouth sheet of integrally connected
Body, tapering transition section and nozzle head, wherein：
The arrival end of the sand mouth body connects the connecting tube, and the port of export of the sand mouth body passes through the tapering transition section
It is connected with the nozzle head；The inside of the arrival end of the sand mouth body is taper sand inlet；The cone angle of the taper sand inlet
For 60 degree, the cone angle of the tapering transition section is 90 degree.
9. coated sand core shooting machine according to claim 8, which is characterized in that the outer wall of the sand mouth body is provided with spiral shell
Line.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721427742.8U CN207414288U (en) | 2017-10-31 | 2017-10-31 | A kind of coated sand core shooting machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721427742.8U CN207414288U (en) | 2017-10-31 | 2017-10-31 | A kind of coated sand core shooting machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108296455A (en) * | 2017-10-31 | 2018-07-20 | 柳州市柳晶科技股份有限公司 | Precoated sand core shooter |
| CN110102721A (en) * | 2019-06-11 | 2019-08-09 | 王春梅 | Precoated sand core shooting device and using method |
-
2017
- 2017-10-31 CN CN201721427742.8U patent/CN207414288U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108296455A (en) * | 2017-10-31 | 2018-07-20 | 柳州市柳晶科技股份有限公司 | Precoated sand core shooter |
| CN110102721A (en) * | 2019-06-11 | 2019-08-09 | 王春梅 | Precoated sand core shooting device and using method |
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