CN212144420U - Core shooting machine - Google Patents
Core shooting machine Download PDFInfo
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- CN212144420U CN212144420U CN202020813860.8U CN202020813860U CN212144420U CN 212144420 U CN212144420 U CN 212144420U CN 202020813860 U CN202020813860 U CN 202020813860U CN 212144420 U CN212144420 U CN 212144420U
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Abstract
The utility model discloses a core shooter, which comprises a core shooter body, wherein a lower die is arranged on a workbench of the core shooter body, sand shooting mechanisms are arranged on two sides of the lower die, and the upper die moves up and down along with a push plate to be close to or far away from the lower die; the device also comprises a lifting mechanism and a conveying mechanism; the lifting mechanism comprises a base, a driving device, a lifting platform and four connecting rods, the base is arranged on the side portion of the core shooting machine body, the upper end and the lower end of each four connecting rod are respectively hinged to the lifting platform and the base, one end of the driving device is hinged to the base, the other end of the driving device is hinged to the side, far away from the core shooting machine body, of each four connecting rod, the lifting platform is located above the lower die when the driving device pushes the four connecting rods to the limit position, and the lifting platform is located to descend and moves towards the outer side of the core shooting machine body when the driving device pulls the four connecting rods to. The utility model discloses have the function of automatic unloading for the speed of unloading, very big improvement the efficiency of system core.
Description
Technical Field
The utility model relates to a casting technical field especially relates to a core shooting machine.
Background
The core shooter is widely applied to the casting industry, and a core manufactured by the core shooter has accurate size and smooth surface. The core shooter has the working principle that a core-sand mixture taking liquid or solid thermosetting resin as a binder is shot into a heated core box, a sand core is preheated in the core box and quickly hardened to a certain thickness and then taken out, and a high-quality sand core finished product with a smooth surface and an accurate size is formed.
The core shooting machine is widely applied in recent years, because the waste of a casting head can be reduced due to the fact that multiple boxes are stacked and poured, the collapsibility of the poured precoated sand is good, and sand cleaning is facilitated; the size of the sand mold is accurate, and the processing amount can be properly reduced; the operation is simple and convenient, the casting yield is high, and more foundries prefer to use the core shooting machine for modeling.
In the prior art, the core shooter does not have an automatic blanking function, the blanking speed is low, and the core making efficiency is seriously influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a core shooter has the function of automatic unloading for the speed of unloading, very big improvement the efficiency of system core, with the problem of proposing among the above-mentioned background art of solution.
In order to achieve the above object, the utility model provides a following technical scheme:
a core shooter comprises a core shooter body, wherein a lower die is arranged on a workbench of the core shooter body, sand shooting mechanisms are arranged on two sides of the lower die, and the upper die moves up and down along with a push plate to be close to or far away from the lower die; the device also comprises a lifting mechanism and a conveying mechanism; the lifting mechanism comprises a base, a driving device, a lifting platform and four connecting rods, the base is arranged on the side portion of the core shooting machine body, the upper end and the lower end of each four connecting rod are respectively hinged to the lifting platform and the base, one end of the driving device is hinged to the base, the other end of the driving device is hinged to the side, far away from the core shooting machine body, of each four connecting rod, the lifting platform is located above the lower die when the driving device pushes the four connecting rods to the limit position, and the lifting platform descends and moves towards the outer side of the core shooting machine body when the driving device pulls the four connecting rods to the limit position; the conveying mechanism is arranged above the lifting platform and performs reciprocating circular motion on the lifting platform.
The utility model has the further improvement that the longitudinal section of the base is Z-shaped, and the end of the base far away from the core shooting machine body is lower; the driving device is an air cylinder, the tail of the air cylinder is hinged to the top of the lower end of the base, the other end of the air cylinder is hinged to the lower portion of a four-connecting-rod far away from the core shooting machine body, and the top end of the four-connecting-rod is hinged to the bottom of the lifting platform far away from the end of the core shooting machine body.
The utility model has the further improvement that the conveying mechanism comprises a web plate, a driving roller, a driven roller, a speed reducing motor and a conveying belt; the web plate is of an I-shaped structure, and two ends of the web plate are fixedly connected above the lifting platform through support rods; the driving roller and the driven roller are rotatably connected to two ends of the web plate, the speed reducing motor is fixedly connected to the web plate, an output shaft of the speed reducing motor is connected to the driving roller, and the conveying belt is connected between the driving roller and the driven roller.
The utility model discloses a further improvement is, the drive roll is located the web and keeps away from this end in core shooting machine body, the lateral part fixedly connected with support of web, gear motor fixed connection on the support.
The utility model discloses a further improvement scheme is, be connected with oblique pull rod between base below and the core shooting machine body.
The utility model discloses a further improvement scheme is, the cylinder is two that bilateral symmetry set up.
The utility model discloses a further improvement scheme is, the surface of conveyer belt is equipped with anti-skidding line.
The utility model discloses a further improvement scheme is, the material of conveyer belt is the canvas area.
The utility model discloses a further improvement scheme is, the both sides of web are equipped with stop gear.
The utility model discloses a further improvement scheme is, stop gear is the baffle that bilateral symmetry set up, and baffle fixed connection is close this end of core shooting machine body in the web.
The utility model has the advantages that:
first, the utility model discloses a core shooter has the function of automatic unloading for the speed of unloading, very big improvement the efficiency of system core.
Second, the utility model discloses a core shooter, the rising of elevating platform adopts cylinder cooperation four-bar linkage with the decline, structure scientific and reasonable, design, low in manufacturing cost, and it is convenient to overhaul.
Third, the utility model discloses a core shooter, the longitudinal section of base adopts Z style of calligraphy structure, has increased four connecting rod pivoted ranges to when the unloading, make conveying mechanism stretch out to the core shooter outside as far as possible.
Fourth, the utility model discloses a core shooter, drive roll are located the web and keep away from this end in the core shooter body, and gear motor also necessarily will install this end to make weight all concentrate on this end of four-bar linkage, in order to prevent that the elevating platform from producing the slope.
Fifth, the utility model discloses a core shooter is connected with the diagonal draw bar between base below and the core shooter body, has increased the bulk strength of unloading mechanism.
Sixth, the utility model discloses a core shooter, cylinder are two that bilateral symmetry set up to the steadiness of elevating platform has been increased.
Seventhly, the utility model discloses a core shooter, the surface of conveyer belt is equipped with anti-skidding line, prevents that the psammitolite from skidding on the conveyer belt.
Eighth, the utility model discloses a core shooter, the both sides of web are equipped with stop gear, prevent that the psammitolite from taking place the skew and dropping at the initial stage direction of removal.
Ninth, the utility model discloses a core shooter, the baffle only needs fixed connection to be close to this end of core shooter body in the web, has practiced thrift the cost.
Drawings
Fig. 1 is a schematic view of the lifting platform of the present invention in a raised state.
Fig. 2 is a top view of the conveying mechanism of the present invention.
Fig. 3 is a schematic view of the lifting platform of the present invention in a descending state.
In the figure: 1-core shooter body, 101-workbench, 102-sand shooting mechanism, 103-upper die, 104-push plate, 2-lifting mechanism, 201-base, 202-lifting platform, 203-four connecting rod, 204-cylinder, 205-supporting rod, 206-diagonal draw bar, 3-conveying mechanism, 301-web plate, 302-driving roller, 303-driven roller, 304-reducing motor, 305-conveying belt, 306-support, 4-limiting mechanism and 401-baffle.
Detailed Description
The invention will be further elucidated with reference to the drawings and the specific embodiments.
Example 1: as shown in fig. 1 to 3, the core shooter comprises a core shooter body 1, wherein a lower die (blocked by a sand shooting mechanism 102) is arranged on a workbench 101 of the core shooter body 1, the sand shooting mechanisms 102 are arranged on two sides of the lower die, and an upper die 103 moves up and down along with a push plate 104 to be close to or far away from the lower die; the device also comprises a lifting mechanism 2 and a conveying mechanism 3; the lifting mechanism 2 comprises a base 201, a driving device, a lifting platform 202 and four connecting rods 203, the base 201 is fixedly connected to the side portion of the core shooting machine body 1 through bolts, the upper end and the lower end of each four connecting rod 203 are respectively connected to the lifting platform 202 and the base 201 through pin shafts, one end of the driving device is hinged to the base 201, the other end of the driving device is hinged to the side, away from the core shooting machine body 1, of each four connecting rod 203, when the driving device pushes the four connecting rods 203 to the limit position, the lifting platform 202 is located above the lower die, and when the driving device pulls the four connecting rods 203 to the limit position, the lifting platform 202 is located to descend and moves towards the outer side of; the conveying mechanism 3 is arranged above the lifting platform 202, and the conveying mechanism 3 performs reciprocating circular motion on the lifting platform 202; the longitudinal section of the base 201 is Z-shaped, and the end of the base 201 far away from the core shooting machine body 1 is lower; the driving device is an air cylinder 204, the tail of the air cylinder 204 is connected to the top of the lower end of the base 201 through a pin shaft, the other end of the air cylinder is connected to the lower part of a four-connecting-rod 203 far away from the core shooting machine body 1 through a pin shaft, and the top end of the four-connecting-rod 203 is connected to the bottom of the lifting platform 202 far away from the core shooting machine body 1 through a pin shaft; the conveying mechanism 3 comprises a web 301, a driving roller 302, a driven roller 303, a speed reducing motor 304 and a conveying belt 305; the web plate 301 is in an I-shaped structure, and two ends of the web plate 301 are fixedly connected above the lifting platform 202 through the support rods 205; the driving roller 302 and the driven roller 303 are rotatably connected to two ends of the web 301 through bearings, the speed reducing motor 304 is fixedly connected to the web 301, an output shaft of the speed reducing motor 304 is connected to the driving roller 302, and the conveying belt 305 is connected between the driving roller 302 and the driven roller 303; the driving roller 302 is positioned at the end of the web 301 far away from the core shooting machine body 1, the side part of the web 301 is fixedly connected with a support 306 through a bolt, and the speed reducing motor 304 is fixedly connected to the support 306 through a bolt; a diagonal draw bar 206 is welded or fixedly connected between the lower part of the base 201 and the core shooting machine body 1 through bolts; the number of the cylinders 204 is two, and the two cylinders are arranged symmetrically left and right; the outer surface of the conveying belt 305 is provided with anti-skid grains; in this embodiment, the material of the conveying belt 305 is canvas.
The specific working principle of the embodiment is as follows:
the speed reducing motor 304 is connected with a controller (not shown in the drawings) of the core shooting machine body 1 through a lead, the air cylinder 204 is connected with an electromagnetic valve through a pipeline, the electromagnetic valve is connected with an air source, the air source is a centralized air supply station of a workshop, the electromagnetic valve is connected with the controller through a lead, sequential movement of executing elements such as the motor and the air cylinder 204 is realized through the controller as the prior art, and specific principles and circuit diagrams thereof are not specifically explained herein.
After the sand core is preheated and hardened between the upper die 103 and the lower die, the sand core and the upper die 103 move upwards along with the push plate 104; when the upper die 103 is lifted to the limit position, the air cylinder 204 extends out, the lifting platform 202 moves upwards and reaches the lower part of the upper die 103, and the sand core falls onto the conveying belt 305 after being demoulded; the cylinder 204 retracts, and the lifting platform 202 descends and is far away from the core shooting machine body 1; the speed reducing motor 304 rotates, the conveying belt 305 transfers the sand core to the end far away from the core shooter body 1, and then the operator takes off the sand core.
How the sand core is released from the upper mold 103 is prior art and is not specifically described herein.
Example 2: the embodiment is a further improvement of embodiment 1, and the main improvement is that in the use of embodiment 1, when the sand core is initially moved, the direction of the sand core is easy to change, and the sand core is easy to fall off from the conveying belt 305 in the conveying process; in the present embodiment, the above-mentioned defects can be avoided, specifically:
two sides of the web plate 301 are provided with limiting mechanisms 4; the limiting mechanisms 4 are baffle plates 401 which are arranged in a bilateral symmetry mode, and the baffle plates 401 are fixedly connected to the end, close to the core shooting machine body 1, of the web plate 301 through bolts; when the sand core positioning device is used, the limiting mechanisms 4 are arranged on two sides of the web plate 301, so that the sand core is prevented from being deviated in the direction at the initial stage of movement and falling; furthermore, the baffle 401 need only be fixedly attached to the end of the web 301 close to the core shooter body 1, thus saving costs.
Otherwise, this embodiment is identical to embodiment 1, and will not be described herein.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. A core shooting machine comprises a core shooting machine body (1), wherein a lower die is arranged on a workbench (101) of the core shooting machine body (1), sand shooting mechanisms (102) are arranged on two sides of the lower die, and an upper die (103) moves up and down along with a push plate (104) to be close to or far away from the lower die; the method is characterized in that: the device also comprises a lifting mechanism (2) and a conveying mechanism (3); the lifting mechanism (2) comprises a base (201), a driving device, a lifting platform (202) and four connecting rods (203), the base (201) is arranged on the side portion of the core shooting machine body (1), the upper end and the lower end of each four connecting rod (203) are respectively hinged to the lifting platform (202) and the base (201), one end of the driving device is hinged to the base (201), the other end of the driving device is hinged to the side, far away from the core shooting machine body (1), of each four connecting rod (203), when the driving device pushes the four connecting rods (203) to the limit position, the lifting platform (202) is located above the lower die, and when the driving device pulls the four connecting rods (203) to the limit position, the lifting platform (202) is located to descend and moves towards the outer side of the core shooting machine body (; the conveying mechanism (3) is arranged above the lifting platform (202), and the conveying mechanism (3) does reciprocating circular motion on the lifting platform (202).
2. Core shooter as claimed in claim 1, characterized in that: the longitudinal section of the base (201) is Z-shaped, and the end, far away from the core shooting machine body (1), of the base (201) is lower; the driving device is an air cylinder (204), the tail part of the air cylinder (204) is hinged to the top of the lower end of the base (201), the other end of the air cylinder is hinged to the lower part of a four-connecting-rod (203) far away from the core shooting machine body (1), and the top end of the four-connecting-rod (203) is hinged to the bottom of the lifting platform (202) far away from the core shooting machine body (1).
3. Core shooter as claimed in claim 2, characterized in that: the conveying mechanism (3) comprises a web (301), a driving roller (302), a driven roller (303), a speed reducing motor (304) and a conveying belt (305); the web (301) is of an I-shaped structure, and two ends of the web (301) are fixedly connected above the lifting platform (202) through support rods (205); the driving roller (302) and the driven roller (303) are rotatably connected to two ends of the web plate (301), the speed reducing motor (304) is fixedly connected to the web plate (301), an output shaft of the speed reducing motor (304) is connected to the driving roller (302), and the conveying belt (305) is connected between the driving roller (302) and the driven roller (303).
4. A core shooter as claimed in claim 3 wherein: the driving roller (302) is located at the end, far away from the core shooting machine body (1), of the web (301), a support (306) is fixedly connected to the side portion of the web (301), and the speed reduction motor (304) is fixedly connected to the support (306).
5. Core shooter as claimed in claim 2, characterized in that: and a diagonal draw bar (206) is connected between the lower part of the base (201) and the core shooting machine body (1).
6. Core shooter as claimed in claim 2, characterized in that: the two cylinders (204) are arranged in bilateral symmetry.
7. A core shooter as claimed in claim 3 wherein: the outer surface of the conveying belt (305) is provided with anti-skid grains.
8. Core shooter as claimed in claim 7, characterized in that: the material of conveyer belt (305) is the canvas area.
9. Core shooter as claimed in claim 3 or 4, characterized in that: and limiting mechanisms (4) are arranged on two sides of the web plate (301).
10. Core shooter as claimed in claim 9, characterized in that: the limiting mechanism (4) is baffle plates (401) which are arranged in bilateral symmetry, and the baffle plates (401) are fixedly connected to the end, close to the core shooting machine body (1), of the web plate (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020813860.8U CN212144420U (en) | 2020-05-15 | 2020-05-15 | Core shooting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020813860.8U CN212144420U (en) | 2020-05-15 | 2020-05-15 | Core shooting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212144420U true CN212144420U (en) | 2020-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020813860.8U Active CN212144420U (en) | 2020-05-15 | 2020-05-15 | Core shooting machine |
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| CN (1) | CN212144420U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112777300A (en) * | 2020-12-31 | 2021-05-11 | 青岛硕鑫机械制造有限公司 | Feeding mechanism, receiving mechanism and uninterrupted continuous sanding production line |
-
2020
- 2020-05-15 CN CN202020813860.8U patent/CN212144420U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112777300A (en) * | 2020-12-31 | 2021-05-11 | 青岛硕鑫机械制造有限公司 | Feeding mechanism, receiving mechanism and uninterrupted continuous sanding production line |
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