CN216138074U - Precoated sand core shooter - Google Patents
Precoated sand core shooter Download PDFInfo
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- CN216138074U CN216138074U CN202121320905.9U CN202121320905U CN216138074U CN 216138074 U CN216138074 U CN 216138074U CN 202121320905 U CN202121320905 U CN 202121320905U CN 216138074 U CN216138074 U CN 216138074U
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- sand
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- sand shooting
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Abstract
The application discloses a precoated sand core shooter, which comprises a base, a rack and a sand shooting mechanism; the two groups of sand shooting mechanisms are symmetrically arranged on two sides of the rack; the sand shooting mechanism comprises a storage bin, a sand shooting device and a template assembly; the storage bin is arranged above the sand shooting device, and a sand outlet of the storage bin is connected with a sand inlet of the sand shooting device; the sand shooting device is connected to the frame in a sliding manner; the template assembly is arranged below the sand shooting device and comprises a fixed template, a vertical plate, a guide post, a sliding sleeve, a mold hydraulic cylinder and a movable template; the vertical plate and the fixed template are fixed on the base, and the vertical plate is arranged close to the outer side of the base; two ends of the guide post are respectively connected with the vertical plate and the fixed template, the sliding sleeve is sleeved on the guide post, and the sliding sleeve is connected with the movable template; the cylinder body of the die hydraulic cylinder is arranged on the fixed template, and the end part of the piston rod of the die hydraulic cylinder is connected with the movable template. The problem that traditional tectorial membrane sand core shooting machine area occupied is big has been solved to this application.
Description
Technical Field
The application belongs to the technical field of core shooters, and particularly relates to a precoated sand core shooter.
Background
The precoated sand core shooter is a machine for manufacturing a precoated sand mold by using precoated sand as a raw material and utilizing a hot core box principle, the raw material for manufacturing the precoated sand mold core by using the precoated sand core shooter is phenolic resin precoated sand, and the precoated sand core shooter is characterized by high production efficiency, accurate size, bright and clean appearance and capability of producing a casting with a complex inner cavity. When the precoated sand core shooter works, sand is added into the sand shooting device from the storage bin, and after the sand shooting device is filled with the sand, the sand shooting device rotates to the position above the sand core mold under the control of the electric control mechanism and shoots the sand into the sand core mold for molding. Two stations of traditional tectorial membrane sand core shooter respectively use an hydro-cylinder mould of opening and shutting, lead to the movable mould unstable at the motion in-process equilibrium, have the dead problem of card, the hydro-cylinder is installed in the frame outside simultaneously and can cause tectorial membrane sand core shooter area occupation big and the inconvenient scheduling problem of work.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a tectorial membrane sand core shooting machine, has solved the big problem of traditional tectorial membrane sand core shooting machine area occupied.
The embodiment of the utility model provides a precoated sand core shooter, which comprises a base, a rack and a sand shooting mechanism, wherein the rack is arranged on the base;
the sand shooting mechanisms are arranged in two groups, and the two groups of sand shooting mechanisms are symmetrically arranged on two sides of the rack; the sand shooting mechanism comprises a storage bin, a sand shooting device and a template assembly;
the storage bin is arranged above the sand shooting device, and a sand outlet of the storage bin is connected with a sand inlet of the sand shooting device; the sand shooting device is connected to the rack in a sliding manner;
the template assembly is arranged below the sand shooting device and comprises a fixed template, a vertical plate, a guide column, a sliding sleeve, a mold hydraulic cylinder and a movable template which is arranged between the fixed template and the vertical plate in parallel;
the vertical plate and the fixed template are vertically fixed on the base, and the vertical plate is arranged close to the outer side of the base;
the two ends of the guide post are respectively connected with the vertical plate and the fixed template, the sliding sleeve is sleeved on the guide post and is connected with the movable template, and the movable template slides on the guide post left and right through the sliding sleeve;
the cylinder body of the die hydraulic cylinder is arranged on the fixed template, and the end part of the piston rod of the die hydraulic cylinder is connected with the movable template.
In a possible implementation manner, the number of the die hydraulic cylinders is two, and the two die hydraulic cylinders are respectively arranged at the upper part and the lower part of the fixed die plate.
In a possible implementation manner, the device further comprises a control panel; and the control signal input ends of the two die hydraulic cylinders are connected with the control signal output end of the control panel.
In a possible implementation manner, a horizontal sliding mechanism is arranged on the rack, and the horizontal sliding mechanism comprises a horizontal driving hydraulic cylinder and a sliding rail arranged along the front-back direction of the rack;
the horizontal driving hydraulic cylinder is arranged on the rack, a piston rod of the horizontal driving hydraulic cylinder is connected to the sand shooting device, and the upper end of the sand shooting device is connected to the sliding rail in a sliding mode.
In a possible implementation mode, a pressing cylinder is arranged on the sand shooting device and drives a sand outlet of the sand shooting device to move up and down.
In a possible implementation manner, an electric heating system for heating the precoated sand is arranged on the sand shooting device.
One or more technical solutions provided in the embodiments of the present invention have at least the following technical effects or advantages:
the embodiment of the utility model provides a precoated sand core shooter, which is characterized in that a cylinder body of a mold hydraulic cylinder is arranged on a fixed template positioned on the inner side of a rack, and when a movable template and the fixed template are separated to take out a shell mold, an extended piston rod can move towards the direction of a vertical plate, so that the mold hydraulic cylinder cannot extend out of the outer side of the rack to occupy extra space, and the problems that the traditional precoated sand core shooter installs an oil cylinder on the outer side of the rack, so that the oil cylinder extends out of the rack to cause large occupied area of the precoated sand core shooter, inconvenient work and the like are solved.
Two mould pneumatic cylinders that set up on fixed die plate can promote the movable mould board steadily to there is the degree of balance unstability in having avoided the movable mould board to promote the in-process through a pneumatic cylinder only, and lead to the dead problem of sliding sleeve and guide post card. The precoated sand core shooter has stable force when pushing the movable template, high reliability and difficult blocking, and can meet the requirement of die opening, thereby having strong practicability.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a precoated sand core shooter provided by an embodiment of the utility model.
Reference numerals: 1-a base; 2-a frame; 3, a storage bin; 4-a sand shooting device; 5-a template assembly; 6, fixing the template; 7-standing the plate; 8-a guide post; 9-a die hydraulic cylinder; 10-a movable template; 11-sliding rail.
Detailed Description
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, not all, embodiments of the present 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.
In the description of the embodiments of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the present invention. The terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.
As shown in fig. 1, the precoated sand core shooter provided by the embodiment of the utility model comprises a base 1, a frame 2 installed on the base 1, and a sand shooting mechanism.
The sand shooting mechanisms are two groups, and the two groups of sand shooting mechanisms are symmetrically arranged on two sides of the rack 2. The sand shooting mechanism comprises a storage bin 3, a sand shooting device 4 and a template assembly 5.
The storage bin 3 is arranged above the sand shooting device 4, and a sand outlet of the storage bin 3 is connected with a sand inlet of the sand shooting device 4. The sand shooting device 4 is slidably connected to the frame 2.
The template component 5 is arranged below the sand shooting device 4, and the template component 5 comprises a fixed template 6, a vertical plate 7, a guide post 8, a sliding sleeve, a mold hydraulic cylinder 9 and a movable template 10 which is arranged between the fixed template 6 and the vertical plate 7 in parallel.
The vertical plate 7 and the fixed template 6 are vertically fixed on the base 1, and the vertical plate 7 is arranged close to the outer side of the base 1.
The two ends of the guide post 8 are respectively connected with the vertical plate 7 and the fixed template 6, the sliding sleeve is sleeved on the guide post 8, the sliding sleeve is connected with the movable template 10, and the movable template 10 slides left and right on the guide post 8 through the sliding sleeve.
The cylinder body of the die hydraulic cylinder 9 is arranged on the fixed template 6, and the end part of the piston rod of the die hydraulic cylinder 9 is connected with the movable template 10.
The double-station precoated sand core shooter alternately works during precoated sand molding, so that the working efficiency is high. The fixed die plate 6 and the movable die plate 10 form a sand-coated die. The structure not involved in the precoated sand core shooter adopts the structure in the prior art, so the description is omitted.
According to the utility model, the cylinder body of the mold hydraulic cylinder 9 is arranged on the fixed template 6 positioned on the inner side of the frame 2, and when the movable template 10 and the fixed template 6 are separated to take out a shell mold, the extending piston rod can move towards the direction of the vertical plate 7, so that the mold hydraulic cylinder 9 does not extend out of the outer side of the frame 2 to occupy extra space, and the problems of large occupied area, inconvenient work and the like of the precoated sand core shooter caused by the fact that the oil cylinder extends out of the frame 2 because the oil cylinder is arranged on the outer side of the frame 2 in the traditional precoated sand core shooter are avoided. The precoated sand core shooter provided by the utility model has the advantages that the occupied area is small, the space of a workshop is saved, and the appearance is more attractive.
In this embodiment, the number of the mold hydraulic cylinders 9 is two, and the two mold hydraulic cylinders 9 are respectively disposed on the upper portion and the lower portion of the fixed die plate 6.
It should be noted that the two mold hydraulic cylinders 9 arranged on the fixed mold plate 6 can smoothly push the movable mold plate 10, thereby avoiding the problem that the sliding sleeve and the guide post 8 are blocked due to unstable balance degree in the process that the movable mold plate 10 is pushed only by one hydraulic cylinder. The precoated sand core shooter has stable force when pushing the movable template 10, high reliability, difficult blocking, capability of meeting the requirement of die opening and strong practicability.
In this embodiment, the display device further includes a control panel. The control signal input ends of the two die hydraulic cylinders 9 are connected with the control signal output end of the control panel.
It should be noted that the control panel controls the piston rods of the two mold hydraulic cylinders 9 to extend or contract simultaneously, so as to ensure the reliability of the movable mold plate 10 during movement and prevent the sliding sleeve and the guide post 8 from being locked.
In this embodiment, a horizontal sliding mechanism is arranged on the frame 2, and the horizontal sliding mechanism includes a horizontal driving hydraulic cylinder and a slide rail 11 installed along the front-back direction of the frame 2;
the cylinder body of the horizontal driving hydraulic cylinder is arranged on the frame 2, the piston rod of the horizontal driving hydraulic cylinder is connected with the sand shooting device 4, and the upper end of the sand shooting device 4 is connected with the slide rail 11 in a sliding manner.
It should be noted that the piston rod of the horizontal driving hydraulic cylinder drives the sand shooting device 4 to move back and forth on the slide rail 11, so that the worker can take out the shell mold or add the precoated sand into the mold.
In this embodiment, be provided with down air cylinder on the sand shooting device 4, down air cylinder drives the sand outlet of sand shooting device 4 and reciprocates.
It should be noted that after the pressing cylinder drives the sand outlet of the sand shooting device 4 to move up and down, the pressing cylinder can be tightly attached to the sand inlet of the mold, so that the precoated sand can be smoothly injected.
In this embodiment, the sand shooting device 4 is provided with an electric heating system for heating the precoated sand.
It should be noted that the electrical heating system can accelerate the molding of the coated sand.
When the precoated sand core shooter works, the precoated sand is conveyed to the storage bin 3 through the feeding equipment, and then the precoated sand in the storage bin 3 is automatically injected into the sand shooting device 4 through the control system, when the mold needs to be charged, the sand shooting device 4 is moved right above the template component 5, the sand outlet of the sand shooting device 4 is tightly attached to the sand inlet of the mold through the pressing cylinder, injecting 0.4Pa air pressure into the sand shooting device 4 through a sand shooting system, injecting the precoated sand in the sand shooting device 4 into a mould cavity under the action of the air pressure, heating and preserving heat for 2-3 minutes in the mould cavity through an electric heating system for forming, moving the sand shooting device 4, the movable template 10 is moved towards the direction of the vertical plate 7 through the die hydraulic cylinder 9, the shell mold is taken out, and the die hydraulic cylinder 9 pushes the movable template 10 and the fixed template 6 to be matched, so that the next operation can be started.
The embodiments in the present specification are described in a progressive manner, and the same or similar parts among the embodiments may be referred to each other, and each embodiment focuses on the differences from the other embodiments.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, changes and equivalent structural changes made to the above embodiment according to the technical spirit of the present invention still fall within the protection scope of the technical solution of the present invention.
Claims (6)
1. A tectorial membrane sand core shooting machine which characterized in that: comprises a base (1), a frame (2) arranged on the base (1) and a sand shooting mechanism;
the number of the sand shooting mechanisms is two, and the two groups of sand shooting mechanisms are symmetrically arranged on two sides of the rack (2); the sand shooting mechanism comprises a storage bin (3), a sand shooting device (4) and a template assembly (5);
the storage bin (3) is arranged above the sand shooting device (4), and a sand outlet of the storage bin (3) is connected with a sand inlet of the sand shooting device (4); the sand shooting device (4) is connected to the frame (2) in a sliding manner;
the template assembly (5) is arranged below the sand shooting device (4), and the template assembly (5) comprises a fixed template (6), a vertical plate (7), a guide post (8), a sliding sleeve, a mold hydraulic cylinder (9) and a movable template (10) which is arranged between the fixed template (6) and the vertical plate (7) in parallel;
the vertical plate (7) and the fixed template (6) are vertically fixed on the base (1), and the vertical plate (7) is arranged close to the outer side of the base (1);
two ends of the guide column (8) are respectively connected to the vertical plate (7) and the fixed template (6), the sliding sleeve is sleeved on the guide column (8), the sliding sleeve is connected with the movable template (10), and the movable template (10) slides left and right on the guide column (8) through the sliding sleeve;
the die is characterized in that a cylinder body of the die hydraulic cylinder (9) is arranged on the fixed die plate (6), and the end part of a piston rod of the die hydraulic cylinder (9) is connected to the movable die plate (10).
2. Core shooter for precoated sand according to claim 1, characterized in that: the number of the die hydraulic cylinders (9) is two, and the two die hydraulic cylinders (9) are respectively arranged at the upper part and the lower part of the fixed die plate (6).
3. The precoated sand core shooter according to claim 2, characterized in that: the device also comprises a control panel; and the control signal input ends of the two die hydraulic cylinders (9) are connected with the control signal output end of the control panel.
4. Core shooter for precoated sand according to claim 1, characterized in that: a horizontal sliding mechanism is arranged on the rack (2), and comprises a horizontal driving hydraulic cylinder and a sliding rail (11) which is arranged along the front and back directions of the rack (2);
the horizontal driving hydraulic cylinder is characterized in that a cylinder body of the horizontal driving hydraulic cylinder is installed on the rack (2), a piston rod of the horizontal driving hydraulic cylinder is connected to the sand shooting device (4), and the upper end of the sand shooting device (4) is connected to the sliding rail (11) in a sliding mode.
5. Core shooter for precoated sand according to claim 1, characterized in that: and a pressing cylinder is arranged on the sand shooting device (4), and drives a sand outlet of the sand shooting device (4) to move up and down.
6. Core shooter for precoated sand according to claim 1, characterized in that: and an electric heating system for heating the precoated sand is arranged on the sand shooting device (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121320905.9U CN216138074U (en) | 2021-06-15 | 2021-06-15 | Precoated sand core shooter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121320905.9U CN216138074U (en) | 2021-06-15 | 2021-06-15 | Precoated sand core shooter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216138074U true CN216138074U (en) | 2022-03-29 |
Family
ID=80800375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121320905.9U Active CN216138074U (en) | 2021-06-15 | 2021-06-15 | Precoated sand core shooter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216138074U (en) |
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2021
- 2021-06-15 CN CN202121320905.9U patent/CN216138074U/en active Active
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