CN114406206A - Compact core shooter - Google Patents

Compact core shooter Download PDF

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Publication number
CN114406206A
CN114406206A CN202210123634.0A CN202210123634A CN114406206A CN 114406206 A CN114406206 A CN 114406206A CN 202210123634 A CN202210123634 A CN 202210123634A CN 114406206 A CN114406206 A CN 114406206A
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CN
China
Prior art keywords
core
core box
lifting
sand
transfer trolley
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202210123634.0A
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Chinese (zh)
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CN114406206B (en
Inventor
李嘉
王直良
顾海兵
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Suzhou Mingzhi Technology Co Ltd
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Suzhou Mingzhi Technology Co Ltd
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Application filed by Suzhou Mingzhi Technology Co Ltd filed Critical Suzhou Mingzhi Technology Co Ltd
Priority to CN202210123634.0A priority Critical patent/CN114406206B/en
Publication of CN114406206A publication Critical patent/CN114406206A/en
Priority to PCT/CN2022/126330 priority patent/WO2023151311A1/en
Application granted granted Critical
Publication of CN114406206B publication Critical patent/CN114406206B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C15/00Moulding machines characterised by the compacting mechanism; Accessories therefor
    • B22C15/23Compacting by gas pressure or vacuum
    • B22C15/24Compacting by gas pressure or vacuum involving blowing devices in which the mould material is supplied in the form of loose particles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C19/00Components or accessories for moulding machines
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00Energy generation of nuclear origin
    • Y02E30/30Nuclear fission reactors

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Casting Devices For Molds (AREA)
  • Intermediate Stations On Conveyors (AREA)

Abstract

The embodiment of the invention provides a compact core shooter, which relates to the technical field of casting and comprises a base, an upright post, an upper rack, a core shooting mechanism, a lifting workbench and a core box transfer trolley, wherein the upright post is arranged on the base, the lifting workbench is arranged in a working cavity and can ascend or descend relative to the upright post, the core box transfer trolley is arranged on the lifting workbench, the core box transfer trolley can move on the lifting workbench and partially suspend and extend out of the lifting workbench, so that a core box tool is sent out of the working cavity, and the core box transfer trolley realizes the sending-out action of the core box tool. The core box transfer trolley is provided with a lower core ejecting mechanism, so that the core box sand core is ejected out. Compared with the prior art, the compact core shooter provided by the embodiment of the invention can realize the core box sending-out action and the core pushing-down action through the core box transfer trolley, and does not need to additionally arrange a core pushing-down frame, so that the structure is simplified, and the manufacturing and assembling difficulty and the installation and adjustment time of a client site are reduced.

Description

Compact core shooter
Technical Field
The invention relates to the technical field of casting, in particular to a compact core shooter.
Background
The core shooter is one of the most common casting devices in the production process of castings, and the core sand is quickly and uniformly injected into a core box to be compacted by utilizing compressed air, and then is solidified in the core box through various solidification processes. After the sand core is solidified, the core box needs to be moved out of the rack through the core box transplanting mechanism, so that the sand core is conveniently ejected and taken out.
The two-section type track structure can be well butted only by increasing high-requirement adaptation of limiting and assembling processes through part design, and meanwhile, the complexity of equipment is increased by additionally arranging the frame and the track, and the manufacturing and assembling difficulty is high.
Disclosure of Invention
The invention aims to provide a compact core shooter, which can realize the sending-out action of a core box through a core box transfer trolley, does not need to additionally arrange a lower core jacking frame, simplifies the structure and reduces the manufacturing and assembling difficulty, for example.
Embodiments of the invention may be implemented as follows:
in a first aspect, the invention provides a compact core shooter, which comprises a base, a stand column, an upper frame, a core shooting mechanism, a lifting workbench and a core box transfer trolley, wherein the stand column is arranged on the base, the upper frame is arranged at the top of the stand column, the core shooting mechanism is arranged on the upper frame, a working cavity is arranged between the upper frame and the base, the lifting workbench is arranged in the working cavity and can ascend or descend relative to the stand column, the core box transfer trolley is arranged on the lifting workbench and is used for bearing a core box tool, and the core box transfer trolley can move on the lifting workbench and is partially suspended to extend out of the lifting workbench so as to convey the core box tool out of the working cavity.
In an optional embodiment, a linear slide rail is arranged at the bottom of the core box transfer trolley, a slide block is arranged on the table top of the lifting workbench, a slide groove is formed in the slide block, the linear slide rail is slidably accommodated in the slide groove, so that the core box transfer trolley can slide relative to the lifting workbench, and the length of the linear slide rail is greater than that of the slide block.
In an optional embodiment, a core ejecting mechanism is arranged on the core box transfer trolley and is used for carrying the core box to work and following the core box transfer trolley to enter or leave the working cavity.
In optional embodiment, still be provided with lift driving piece and lift guide arm on the base, the lift driving piece with the elevating platform transmission is connected, is used for the drive the elevating platform rises or descends, still be provided with the guide arm mount pad on the stand, the top of lift guide arm with the guide arm mount pad is connected, the edge of elevating platform still is provided with the uide bushing, the uide bushing slip cap is established on the lift guide arm, just the extending direction of lift guide arm with the direction of drive of lift driving piece is unanimous.
In an optional implementation manner, a core box lifting mechanism for grabbing an upper core box in the core box tool is further arranged in the working cavity, a linear guide rail is arranged on the inner side of the upright post, and the core box lifting mechanism is connected with the linear guide rail in a sliding manner and can move up and down along the linear guide rail so as to drive the upper core box to ascend or descend.
In an optional implementation manner, a blowing mechanism is arranged on the upper rack, the blowing mechanism includes an air heater, a catalyst quantitative adding device, a blowing cover and a blowing driving vehicle, the air heater is arranged on the upper rack, the catalyst quantitative adding device and the air heater are arranged at intervals, the blowing cover is movably arranged on the bottom side of the upper rack and connected with the air heater and the catalyst quantitative adding device, and the blowing driving vehicle is movably arranged on the bottom side of the upper rack and connected with the blowing cover in a transmission manner and used for driving the blowing cover to move along the horizontal direction.
In an optional embodiment, an air blowing cover lifting mechanism is further arranged on the bottom side of the upper frame, the air blowing cover is overlapped on the air blowing driving vehicle along the vertical direction, and the air blowing cover lifting mechanism is in transmission connection with the air blowing cover and used for driving the air blowing cover to ascend or descend.
In an optional embodiment, the upper frame is further provided with a telescopic pipeline, one end of the telescopic pipeline is connected with the air heater, the other end of the telescopic pipeline extends to the bottom side of the upper frame, one side of the blowing cover is provided with an air inlet, and the air inlet is used for elastically abutting against the end part of the telescopic pipeline so as to enable the blowing cover to be communicated with the telescopic pipeline.
In an optional implementation mode, the core shooting mechanism comprises a sand adding hopper, a sand adding mechanism, an exhaust filter screen and a sand storage cylinder, the sand storage cylinder is arranged on the upper rack, the sand adding mechanism is arranged on the sand storage cylinder, the sand adding hopper is connected with the sand adding mechanism and used for adding core sand into the sand storage cylinder through the sand adding mechanism, and the exhaust filter screen is arranged at the bottom of the sand adding mechanism and used for compressing the sand storage cylinder.
In an optional implementation mode, a sand discharging valve and an automatic material level detection device are arranged on the sand adding mechanism, the automatic material level detection device is used for detecting the sand discharging amount, and the sand discharging valve is used for selectively switching on the sand adding hopper and the sand storage barrel according to the sand discharging amount.
The beneficial effects of the embodiment of the invention include, for example:
according to the compact core shooter provided by the embodiment of the invention, the upright post is arranged on the base, the upper frame is arranged at the top of the upright post, the core shooting mechanism is arranged on the upper frame, the working cavity is also arranged between the upper frame and the base, and the lifting workbench is arranged in the working cavity and can ascend or descend relative to the upright post. And meanwhile, the core box transfer trolley is arranged on the lifting workbench and used for bearing the core box tool, and the core box transfer trolley can move on the lifting workbench and partially suspend to extend out of the lifting workbench, so that the core box tool is conveyed out of the working cavity, and the conveying action of the core box tool is realized through the core box transfer trolley. Compared with the prior art, the compact core shooter provided by the embodiment of the invention can realize the sending-out action of the core box through the core box transfer trolley, and does not need to additionally arrange a lower core ejecting frame, thereby simplifying the structure and reducing the manufacturing and assembling difficulty.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural diagram of a compact core shooter according to an embodiment of the present invention at a first viewing angle;
FIG. 2 is a schematic structural diagram of a compact core shooter provided by an embodiment of the invention at a second viewing angle;
FIG. 3 is an enlarged partial view of III of FIG. 2;
FIG. 4 is a schematic view showing a connection structure of the core box transfer trolley and the lifting table in FIG. 2;
FIGS. 5 and 6 are schematic views of the structure of the core box transfer trolley extending into and out of the working chamber;
FIG. 7 is a schematic structural diagram of a compact core shooter provided by an embodiment of the invention at a third viewing angle;
FIG. 8 is an enlarged partial view of VIII in FIG. 2;
FIG. 9 is a schematic view of a portion of a compact core shooter provided by an embodiment of the present invention;
FIG. 10 is a schematic view showing a connection structure of the air blowing mechanism in FIG. 9;
FIG. 11 is a schematic view of the connection structure of the telescopic piping in FIG. 10;
fig. 12 and 13 are schematic views of the connection structure of the air-blowing cover lifting mechanism in fig. 9 at different viewing angles.
Icon: 100-a compact core shooter; 110-a base; 120-column; 121-linear guide rail; 130-upper frame; 131-a loading frame; 132-an outer roller; 133-inner roller; 140-a core shooting mechanism; 141-a sand adding hopper; 142-a sand adding mechanism; 143-exhaust filter screen; 144-a sand storage cylinder; 145-automatic level detection device; 146-a shooting head; 150-lifting the working platform; 151-a slider; 152-a lifting drive; 153-lifting guide bar; 154-guide bar mount; 155-a guide sleeve; 160-core box transfer trolley; 161-linear slide rail; 163-coring mechanism; 170-core box lifting mechanism; 171-core box fixing frame; 172-a guide block; 173-lifting driving cylinder; 180-a blowing mechanism; 181-air heater; 182-a catalyst quantitative adder; 183-air blowing hood; 1831-trachea interface; 184-blowing the vehicle; 185-telescopic line; 1851-a tube head; 1852-tube body; 1853-an elastic member; 1854-a linker; 186-linear track; 190-a blowing hood lifting mechanism; 191-gas hood drive; 192-a carrier plate; 193-connecting plate; 194-a guide post; 195-C shaped chute.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that if the terms "upper", "lower", "inside", "outside", etc. indicate an orientation or a positional relationship based on that shown in the drawings or that the product of the present invention is used as it is, this is only for convenience of description and simplification of the description, and it does not indicate or imply that the device or the element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
Furthermore, the appearances of the terms "first," "second," and the like, if any, are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
As disclosed in the background art, in the prior art, for the step of sending out the final core box tool, the core box trolley needs to realize two actions, namely front and back entering and exiting, and lifting along with the workbench, wherein the two actions need higher guiding precision, the core box trolley is guided by the workbench in the lifting process, and the guiding process needs to be realized by the guide rail arranged on the workbench and the guide rail arranged on the lower core pushing frame in the entering and exiting process of the core box trolley. And because the workbench needs to be lifted, the guide rail and the guide rail are designed in a two-section mode, the good butt joint can be completed only by increasing the limit through the part design and the high requirement adaptation in the assembling process, and the smooth operation of the core box trolley is ensured. That is to say, the conventional core box tooling bears the weight of, usually lays the track through core box dolly below, pushes up the core frame down in the additional outside of frame simultaneously to set up the track on pushing up the core frame down additionally, this track and the track on the workstation is the parallel and level mutually, thereby makes core box dolly can follow the workstation and remove to pushing up the core frame down, thereby sends out the core box tooling. However, the two-section type track structure can be well butted only by increasing high-requirement adaptation of limiting and assembling processes through part design, and meanwhile, the complexity of equipment is increased by additionally arranging the frame and the track, and the manufacturing and assembling difficulty is high.
In order to solve the above problems, the present invention provides a novel core shooter, and it should be noted that features in embodiments of the present invention may be combined with each other without conflict.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
Referring to fig. 1 to 6, the present embodiment provides a compact core shooter 100 capable of performing a core box feeding action by an integrated rail and a core box transfer trolley 160 itself, without additionally providing a lower core-ejecting frame, simplifying a structure, and reducing manufacturing and assembling difficulties.
The compact core shooter 100 provided by the embodiment comprises a base 110, a vertical column 120, an upper frame 130, a core shooting mechanism 140, a lifting workbench 150 and a core box transfer trolley 160, wherein the vertical column 120 is arranged on the base 110, the upper frame 130 is arranged at the top of the vertical column 120, the core shooting mechanism 140 is arranged on the upper frame 130, a working cavity is arranged between the upper frame 130 and the base 110, the lifting workbench 150 is arranged in the working cavity and can ascend or descend relative to the vertical column 120, the core box transfer trolley 160 is arranged on the lifting workbench 150 and is used for bearing a core box tool, and the core box transfer trolley 160 can move on the lifting workbench 150 and partially hangs out of the lifting workbench 150 so as to convey the core box tool out of the working cavity.
In the present embodiment, there are four upright columns 120, four upright columns 120 are distributed on the base 110 in a rectangular shape, the upper frame 130 is disposed on the tops of the four upright columns 120, and the core shooting mechanism 140 is disposed on the upper frame 130, so that the core making action is completed after the core box tooling is moved into position, wherein the core making principle of the compact core shooting machine 100 mentioned in the present embodiment is consistent with that of a conventional core making device, and will not be described in detail herein.
In this embodiment, the core shooting mechanism 140 includes a sand adding hopper 141, a sand adding mechanism 142, an exhaust filter screen 143, and a sand storage barrel 144, the sand storage barrel 144 is disposed on the upper frame 130, the sand adding mechanism 142 is disposed on the sand storage barrel 144, the sand adding hopper 141 is connected to the sand adding mechanism 142 for adding core sand to the sand storage barrel 144 through the sand adding mechanism 142, and the exhaust filter screen 143 is disposed at the bottom of the sand adding mechanism 142 for compressing the sand storage barrel 144.
In the present embodiment, the sand adding mechanism 142 is provided with a sand discharging valve (not shown) and an automatic level detecting device 145, the automatic level detecting device 145 is electrically connected to the sand discharging valve, the automatic level detecting device 145 is used for detecting a sand discharging amount, and the sand discharging valve is used for selectively conducting the sand adding hopper 141 and the sand storage barrel 144 according to the sand discharging amount.
In this embodiment, the bottom of the upper frame 130 is further provided with a shooting head 146, and the shooting head 146 is connected with the sand storage barrel 144 so as to realize the sand shooting action, and the existing core making equipment can be referred to for the working principle.
The base 110 is further provided with a lifting driving member 152 and a lifting guide rod 153, the lifting driving member 152 is in transmission connection with the lifting workbench 150 and is used for driving the lifting workbench 150 to ascend or descend, the upright column 120 is further provided with a guide rod mounting seat 154, the top end of the lifting guide rod 153 is connected with the guide rod mounting seat 154, the edge of the lifting workbench 150 is further provided with a guide sleeve 155, the guide sleeve 155 is slidably sleeved on the lifting guide rod 153, and the extending direction of the lifting guide rod 153 is consistent with the driving direction of the lifting driving member 152. Specifically, the number of the lifting guide rods 153 is four, the four lifting guide rods 153 are respectively arranged at four vertex angles of the base 110 and are respectively arranged at the outer sides of the four upright posts 120, the guide rod mounting seats 154 are respectively arranged on the four upright posts 120, two ends of each lifting guide rod 153 are respectively connected with the guide rod mounting seats 154 and the base 110, the lifting workbench 150 realizes guiding in the up-and-down movement process through the guide sleeves 155 and the lifting guide rods 153, deviation is generated during bearing, and the lifting workbench 150 is enabled to move more stably.
In this embodiment, the lifting driving member 152 may be a driving cylinder or a driving hydraulic cylinder, and the lifting driving member 152 may be two, and the two lifting driving members 152 are respectively disposed at two sides of the lifting table 150, so as to further ensure the lifting stability.
In this embodiment, the feeding side of the working chamber is further provided with a loading rack 131, the loading rack 131 is provided with a motorized roller way for conveying the core box tooling, and the motorized roller way extends into the working chamber and is used for conveying the core box tooling into the working chamber and transferring the core box tooling to the core box transfer trolley 160. Specifically, the feeding motorized roller way comprises an outer roller 132 and an inner roller 133, wherein the inner roller 133 is positioned in the working cavity and respectively arranged at two sides of the core box transfer trolley 160 and can move up and down, when the inner roller 133 moves to an upper position, the inner roller 133 is flush with the outer roller 132, so that the core box tool is conveniently transferred from the outer roller 132 to the inner roller 133, and when the inner roller 133 moves to a lower position, the inner roller 133 can fall below the table board of the core box transfer trolley 160, so that the core box tool on the inner roller can smoothly fall on the table board of the core box transfer trolley 160, and the transfer is completed.
Referring to fig. 3 to 6, in this embodiment, a linear slide rail 161 is disposed at the bottom of the core box transfer trolley 160, a slide block 151 is disposed on the top of the lifting table 150, a slide groove is disposed on the slide block 151, the linear slide rail 161 is slidably received in the slide groove, so that the core box transfer trolley 160 can slide relative to the lifting table 150, and the length of the linear slide rail 161 is greater than the length of the slide block 151. Specifically, the length of the core box transfer trolley 160 is greater than the width of the working cavity, when the core box tooling is located below the core shooting mechanism 140, the left side of the core box transfer trolley 160 extends out of the working cavity, and when the core box tooling needs to be sent out of the working cavity, the core box transfer trolley 160 moves rightwards through the cooperation of the linear slide rail 161 and the slide block 151, so that the core box transfer trolley 160 at the part where the core box tooling is located is suspended on the lifting workbench 150, and the core box tooling is sent out of the working cavity.
It should be noted that, in this embodiment, the core box transfer trolley 160 is lengthened, and the linear guide rail 121 and the sliding block 151 are combined, so that a sectional guide rail structure in the prior art is replaced, thereby implementing linear motion of the core box tool, and meanwhile, an additional lower core frame is not required, so that the structure is simplified, and the manufacturing and assembling difficulty is reduced.
In this embodiment, the core box transfer trolley 160 is provided with a core ejecting mechanism 163, and the core ejecting mechanism 163 is used for carrying the core box to work and entering or leaving the working chamber along with the core box transfer trolley 160. Specifically, the core ejecting mechanism 163 is integrated on the core box transfer trolley 160, so that the synchronous action with the core box transfer trolley 160 can be realized, and the running beat can be saved.
The core box lifting mechanism 170 used for grabbing the upper core box in the core box tool is further arranged in the working cavity, the linear guide rail 121 is arranged on the inner side of the upright post 120, and the core box lifting mechanism 170 is connected with the linear guide rail 121 in a sliding mode and can move up and down along the linear guide rail 121 to drive the upper core box to ascend or descend.
The core box lifting mechanism 170 comprises a core box fixing frame 171 and a guide block 172 arranged on the core box fixing frame 171, meanwhile, a lifting driving cylinder 173 is arranged on the upper frame 130, the guide block 172 is slidably arranged on the linear guide rail 121, the lifting driving cylinder 173 is in transmission connection with the core box fixing frame 171 to drive the core box fixing frame 171 to move up and down, and the core box fixing frame 171 is used for fixing the upper core box. In this embodiment, the inner side of each upright post 120 is provided with a linear guide rail 121, the core box fixing frame 171 is rectangular, and four corners of the core box fixing frame are provided with one or two guide blocks 172, so that the core box fixing frame 171 can be guided and limited in the lifting direction from four directions, and the lifting stability of the core box fixing frame 171 can be ensured.
It should be noted that, here, the core box lifting mechanism 170 is arranged to realize the lifting action of the upper core box, and the lifting driving member 152 drives the core box fixing frame 171 to move up and down, and the linear guide rail 121 and the guide block 172 are matched to realize the stable up-and-down guiding of the core box fixing frame 171, compared with the conventional guide pillar structure, the linear guide rail 121 has a simpler structure, and the stable guiding effect is better.
Referring to fig. 7 to 13, the upper frame 130 is provided with an air blowing mechanism 180, the air blowing mechanism 180 includes an air heater 181, a catalyst quantitative adding device 182, an air blowing cover 183, and an air blowing driving cart 184, the air heater 181 is disposed on the upper frame 130, the catalyst quantitative adding device 182 and the air heater 181 are disposed at an interval, the air blowing cover 183 is movably disposed at the bottom side of the upper frame 130 and connected to the air heater 181 and the catalyst quantitative adding device 182, and the air blowing driving cart 184 is movably disposed at the bottom side of the upper frame 130 and connected to the air blowing cover 183 in a transmission manner for driving the air blowing cover 183 to move in a horizontal direction.
In this embodiment, a telescopic pipeline 185 is further disposed on the upper frame 130, one end of the telescopic pipeline 185 is connected to the air heater 181, the other end extends to the bottom side of the upper frame 130, and an air inlet is disposed at one side of the air blowing cover 183 and is used for elastically abutting against an end of the telescopic pipeline 185, so that the air blowing cover 183 is communicated with the telescopic pipeline 185. Specifically, a connecting pipeline is arranged at the bottom of the air heater 181, one end of the connecting pipeline is connected with the air heater 181, the other end of the connecting pipeline is connected with a telescopic pipeline 185, the telescopic pipeline 185 penetrates through the upper frame 130, an air receiving pipe 1831 is arranged on one side of the blowing cover 183, an air inlet of the blowing cover 183 is formed at the end of the air receiving pipe 1831, and the telescopic pipeline 185 is used for being communicated with the blowing cover 183 under the condition that the air receiving pipe 1831 is pressed at the end of the telescopic pipeline 185. Specifically, the connection pipe is a straight pipe structure, one end of the connection pipe is connected to the bottom of the air heater 181, the other end of the connection pipe is connected to the end of the telescopic pipe 185 exposed out of the upper frame 130, and one end of the telescopic pipe 185 far away from the connection pipe passes through the upper frame 130 and is connected to the air receiving pipe 1831 at the rear side of the air blowing cover 183.
The telescopic pipe 185 includes a pipe head 1851, a pipe body 1852, an elastic member 1853 and a joint 1854, the pipe body 1852 is disposed on the upper frame 130, the pipe head 1851 is connected to an upper end of the pipe body 1852 and connected to a connection pipe, the joint 1854 is movably disposed at a bottom of the pipe body 1852 and used to engage an air inlet, and the elastic member 1853 is held between the joint 1854 and the pipe body 1852 and used to apply an elastic force engaged to the air inlet to the joint 1854. Specifically, the elastic element 1853 is a compression spring, the spring is wound around the outer circumferential surface of the joint 1854, one end of the spring abuts against the lower end of the tube body 1852, the other end of the spring abuts against the joint 1854, a certain elastic force can be applied to the joint 1854 by the arrangement of the spring, when the air inlet is engaged with the joint 1854, the joint 1854 can compress the spring and further penetrate into the tube body 1852, so that the air inlet of the air receiving tube 1831 is communicated with the tube body 1852 through the joint 1854, and the elastic force of the spring can ensure that the joint 1854 and the air inlet abut against each other to ensure the sealing performance of the air inlet.
In this embodiment, the upper portion of the joint 1854 is accommodated in the tube body 1852, and a portion of the joint 1854 accommodated in the tube body 1852 is further provided with a stop table, the tube body 1852 is further provided with a stop collar for abutting against the stop table to limit the joint 1854, the lower portion of the joint 1854 is further provided with an installation boss for engaging with the air inlet, and the elastic member 1853 is pressed between the installation boss and the end of the tube body 1852. Specifically, the joint 1854 and the tube body 1852 are both hollow, the stopping platform is disposed at the top end of the joint 1854, the mounting platform is disposed at the bottom end of the joint 1854, and the diameter of the joint 1854 between the stopping platform and the mounting platform is smaller than that of the tube body 1852, so that the joint 1854 can freely slide within a limited range, and simultaneously, under the elastic force of the spring, when the blowing cover 183 is not supported, the joint 1854 naturally extends downward, so that the air inlet of the air-receiving tube 1831 can be rapidly contacted with the joint 1854 during engagement.
In this embodiment, a linear rail 186 is provided on the bottom side of the upper frame 130, and the blowing driving cart 184 is rollably provided on the linear rail 186, thereby moving the blowing hood 183 in the horizontal direction.
The bottom side of the upper frame 130 is further provided with an air blowing cover lifting mechanism 190, the air blowing cover 183 is overlapped on the air blowing driving vehicle 184 along the vertical direction, and the air blowing cover lifting mechanism 190 is in transmission connection with the air blowing cover 183 and used for driving the air blowing cover 183 to ascend or descend.
In this embodiment, the blowing cover lifting mechanism 190 includes a gas cover driving member 191, a bearing plate 192, a connecting plate 193 and a guiding column 194, the bearing plate 192 is connected to the upper frame 130, the gas cover driving member 191 is disposed on the bearing plate 192, the connecting plate 193 is connected to the gas cover driving member 191 in a transmission manner, the gas cover driving member 191 is used for driving the connecting plate 193 to move up and down, and the connecting plate 193 is movably connected to one side edge of the blowing cover 183. The guiding column 194 is slidably disposed through the bearing plate 192 and connected to the connecting plate 193, and the extending direction of the guiding column 194 is parallel to the driving direction of the air hood driving member 191.
In this embodiment, the number of the blowing hood elevating mechanisms 190 is two, the two blowing hood elevating mechanisms 190 are respectively disposed at two sides of the blowing hood 183, a C-shaped chute 195 is disposed at an edge of the connecting plate 193 at each side, and the edge of the blowing hood 183 is slidably clamped in the C-shaped chute 195, so that the connecting plate 193 can drive the blowing hood 183 to move up and down, and interference to horizontal movement of the blowing hood 183 is not caused.
It should be noted that, in this embodiment, through additionally setting up the air blowing cover lifting mechanism 190, when the core box tool enters the working chamber along the feeding motorized roller way in the die filling process, the air blowing cover 183 can be lifted upwards, thereby avoiding the interference of the air blowing cover 183 on the stroke of the core box tool, and in the prior art, the air blowing cover 183 itself is required to be generally made very high, so as to avoid the core box tool, which undoubtedly increases the equipment height, and in this embodiment, the core box tool is avoided by the lifting of the air blowing cover 183 itself, thereby reducing the overall equipment height and reducing the occupied space.
The operation process of the compact core shooter 100 provided by the embodiment is as follows: firstly, the core box tooling which is stacked is placed on an outer roller 132 of a feeding motorized roller way and conveyed towards the direction of a working cavity, when the core box tooling is conveyed to an air blowing cover 183, the air blowing cover lifting mechanism 190 drives the air blowing cover 183 to ascend, so that the air blowing cover 183 can avoid the core box tooling and facilitate the core box tooling to smoothly move forwards, after the core box tooling is conveyed to an inner roller 133, the core box tooling is positioned below a shooting head 146, the inner roller 133 descends at the moment, the core box tooling is transferred to a core box transfer trolley 160, then the air blowing cover 183 is driven by an air blowing driving trolley 184 to move below the shooting head 146, the air blowing cover 183 is communicated with a telescopic pipeline 185 through an air receiving pipe 1831, air heated by an air heater 181 can smoothly enter the air blowing cover 183, the core box lifting mechanism 170 acts to lift an upper core box, and the lifting worktable 150 also completes the ascending action, so that all components of the core box tooling move in place, starting a core making action; after the core making is finished, the core box tool is reversely assembled, and after all the components are reset, the core box transfer trolley 160 moves outwards, so that the core box tool is conveyed out of the working cavity under the matching action of the linear slide rail 161 and the slide block 151.
In summary, in the compact core shooter 100 provided by this embodiment, the upright column 120 is disposed on the base 110, the upper frame 130 is disposed on the top of the upright column 120, the core shooting mechanism 140 is disposed on the upper frame 130, a working chamber is further disposed between the upper frame 130 and the base 110, and the lifting table 150 is disposed in the working chamber and can be lifted or lowered relative to the upright column 120. Meanwhile, the core box transfer trolley 160 is arranged on the lifting workbench 150 and used for bearing the core box tool, and the core box transfer trolley 160 can move on the lifting workbench 150 and partially suspend to extend out of the lifting workbench 150, so that the core box tool is conveyed out of the working cavity, and the core box tool is conveyed out through the core box transfer trolley 160. The compact core shooter 100 provided by the embodiment can realize the sending-out action of the core box through the core box transfer trolley 160, and does not need to additionally arrange a lower core ejecting frame, thereby simplifying the structure and reducing the manufacturing and assembling difficulty.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims (9)

1. A compact core shooter is characterized by comprising a base, a stand column, an upper rack, a core shooting mechanism, a lifting workbench and a core box transfer trolley, wherein the stand column is arranged on the base, the upper rack is arranged at the top of the stand column, the core shooting mechanism is arranged on the upper rack, a working cavity is arranged between the upper rack and the base, the lifting workbench is arranged in the working cavity and can ascend or descend relative to the stand column, the core box transfer trolley is arranged on the lifting workbench and is used for bearing a core box tool, and the core box transfer trolley can move on the lifting workbench and is partially suspended to extend out of the lifting workbench so as to send the core box tool out of the working cavity;
the core box transfer trolley is provided with a core ejecting mechanism, and the core ejecting mechanism is used for carrying the core box to work and enters or leaves the working cavity along with the core box transfer trolley.
2. The compact core shooter as claimed in claim 1, characterized in that the bottom of the core box transfer trolley is provided with a linear slide rail, the top of the lifting workbench is provided with a slide block, the slide block is provided with a slide groove, the linear slide rail is slidably accommodated in the slide groove so that the core box transfer trolley can slide relative to the lifting workbench, and the length of the linear slide rail is greater than that of the slide block.
3. The compact core shooter according to claim 1, characterized in that a lifting driving member and a lifting guide rod are further arranged on the base, the lifting driving member is in transmission connection with the lifting workbench and is used for driving the lifting workbench to ascend or descend, a guide rod mounting seat is further arranged on the upright column, the top end of the lifting guide rod is connected with the guide rod mounting seat, a guide sleeve is further arranged on the edge of the lifting workbench, the guide sleeve is slidably sleeved on the lifting guide rod, and the extending direction of the lifting guide rod is consistent with the driving direction of the lifting driving member.
4. The compact core shooter according to claim 1, wherein a core box lifting mechanism for grabbing an upper core box in the core box tool is further arranged in the working chamber, a linear guide rail is arranged on the inner side of the upright post, and the core box lifting mechanism is connected with the linear guide rail in a sliding manner and can move up and down along the linear guide rail to drive the upper core box to ascend or descend.
5. The compact core shooter according to claim 1, characterized in that an air blowing mechanism is arranged on the upper frame, the air blowing mechanism comprises an air heater, a catalyst quantitative adding device, an air blowing cover and an air blowing driving vehicle, the air heater is arranged on the upper frame, the catalyst quantitative adding device and the air heater are arranged at intervals, the air blowing cover is movably arranged on the bottom side of the upper frame and connected with the air heater and the catalyst quantitative adding device, and the air blowing driving vehicle is movably arranged on the bottom side of the upper frame and in transmission connection with the air blowing cover and used for driving the air blowing cover to move along the horizontal direction.
6. The compact core shooter as recited in claim 5, wherein a blowing hood lifting mechanism is further arranged on the bottom side of the upper frame, the blowing hood is overlapped on the blowing driving vehicle along the vertical direction, and the blowing hood lifting mechanism is in transmission connection with the blowing hood and is used for driving the blowing hood to ascend or descend.
7. The compact core shooter as recited in claim 5, wherein a telescopic pipeline is further arranged on the upper frame, one end of the telescopic pipeline is connected with the air heater, the other end of the telescopic pipeline extends to the bottom side of the upper frame, one side of the air blowing cover is provided with an air inlet, and the air inlet is elastically abutted against the end part of the telescopic pipeline so as to enable the air blowing cover and the telescopic pipeline to be communicated.
8. The compact core shooting machine as claimed in claim 1, wherein the core shooting mechanism comprises a sand adding hopper, a sand adding mechanism, an exhaust filter screen and a sand storage barrel, the sand storage barrel is arranged on the upper frame, the sand adding mechanism is arranged on the sand storage barrel, the sand adding hopper is connected with the sand adding mechanism and used for adding core sand into the sand storage barrel through the sand adding mechanism, and the exhaust filter screen is arranged at the bottom of the sand adding mechanism and used for pressing the sand storage barrel.
9. The compact core shooting machine as claimed in claim 8, wherein the sand adding mechanism is provided with a sand discharging valve and an automatic material level detecting device, the automatic material level detecting device is used for detecting the sand discharging amount, and the sand discharging valve is used for selectively conducting the sand adding hopper and the sand storage barrel according to the sand discharging amount.
CN202210123634.0A 2022-02-10 2022-02-10 Compact core shooter Active CN114406206B (en)

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PCT/CN2022/126330 WO2023151311A1 (en) 2022-02-10 2022-10-20 Compact core shooting machine

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