CN210817452U - Gravity casting and casting system - Google Patents
Gravity casting and casting system Download PDFInfo
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- CN210817452U CN210817452U CN201920911684.9U CN201920911684U CN210817452U CN 210817452 U CN210817452 U CN 210817452U CN 201920911684 U CN201920911684 U CN 201920911684U CN 210817452 U CN210817452 U CN 210817452U
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Abstract
The utility model discloses a gravity casting and casting system, include: the gravity casting device comprises a sliding table seat, a translation mechanism and a mold supporting part; the translation mechanism comprises a driving motor and a lead screw, and the mould supporting part comprises a supporting platform and a first operating part which is fixedly connected to the supporting platform and clamps the mould; the driving motor drives a screw rod of the screw rod to rotate, and a nut of the screw rod is fixedly connected with the supporting platform; the supporting table is provided with a sliding block, and the sliding table base is provided with a matched line rail so that the first operating part can be horizontally moved to the casting position or separated from the casting position relative to the sliding table base. By adopting the technical scheme, the workers can finish other procedures of the casting process at positions far away from the casting position, so that the workers are prevented from being in a high-temperature working environment for a long time in the whole casting process, and the possibility of high-temperature scalding in a workshop is reduced.
Description
Technical Field
The utility model relates to a gravity casting technical field, concretely relates to gravity casting and casting system.
Background
The existing gravity casting machine comprises a power distribution cabinet, a mechanical arm, a hydraulic system and an immersion liquid tank, wherein the mechanical arm clamps a mold to complete all actions on the mold, including mold opening, mold closing, rotation, immersion and material ejection. When the die is closed to a casting position, a casting worker injects molten metal into a cavity of the die by using a casting ladle, the cavity is filled with the molten metal by virtue of gravity, and the die is taken out after a product is static and formed.
The gravity casting machine mainly has the following problems: (1) the processes of die opening, die closing, liquid immersion, material ejection and cleaning of the die are long in time consumption, and other actions cannot be performed simultaneously when the corresponding process is performed, so that the production efficiency is low; (2) the electric furnace for preserving the heat of the molten metal has long idle time, low utilization rate and large energy consumption; (3) the casting worker is in poor working environment and high working strength, and the danger of being scalded exists.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the above-mentioned defect or problem that exist among the background art, provide a gravity casting and casting system.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a gravity casting and casting system, comprising: the gravity casting device comprises a sliding table seat, a translation mechanism and a mold supporting part;
the translation mechanism comprises a driving motor and a lead screw, and the mould supporting part comprises a supporting platform and a first operating part which is fixedly connected to the supporting platform and clamps the mould;
the driving motor drives a screw rod of the screw rod to rotate, and a nut of the screw rod is fixedly connected with the supporting platform; the supporting table is provided with a sliding block, and the sliding table base is provided with a matched line rail so that the first operating part can be horizontally moved to the casting position or separated from the casting position relative to the sliding table base.
In one embodiment: the first operation part comprises a first servo motor, a first rotating arm and a second operation part which clamps the die; the fixed part of the first servo motor is fixedly connected to the support table, and the output end of the first servo motor drives the first rotating arm to rotate around the first axis by a preset angle; the first rotating arm and the second operating part are in rotation-stopping connection with respect to the first axis, so that the mold clamped by the second operating part rotates around the first axis to a first casting state.
In one embodiment: the second operation part comprises a first servo oil cylinder, a gear rack mechanism and a clamping arm for clamping the die; the fixed part of the first servo oil cylinder is fixedly connected with a first rotating arm, the output end of the first rotating arm is fixedly connected with a rack of a gear-rack mechanism, and a gear of the gear-rack mechanism is fixedly connected with the clamping arm so as to drive the clamping arm to clamp the mold to rotate around a second axis to a second casting state.
In one embodiment: the second operation part comprises a second oil cylinder, a first clamping arm and a second clamping arm which are oppositely arranged and used for clamping the die; the first clamping arm is in rotation-stopping connection with the first rotating arm about a first axis, and the second clamping arm is fixedly connected with the output end of the second oil cylinder so as to slide along a second axis relative to the first clamping arm; the first clamping arm and the second clamping arm are matched to realize the die closing operation and the die opening operation of the die.
In one embodiment: the second operation part comprises a third oil cylinder and a clamping arm for clamping the die; the third oil cylinder is a rotary oil cylinder, the fixed part of the third oil cylinder is fixedly arranged on the first rotating arm, and the output end of the third oil cylinder is in rotation stopping connection with the clamping arm about a third axis so as to drive the first clamping arm to clamp the mold to rotate around the third axis relative to the first rotating arm to reach the immersion liquid level.
In one embodiment: the casting machine also comprises a casting robot; the casting robot is arranged corresponding to the casting position and casts the molten metal to the mold which is clamped by the first operation part at the casting position and rotates to the first casting state or the second casting state.
In one embodiment: the electric furnace is used for storing molten metal and preserving heat of the molten metal; the casting robot is provided with a liquid taking arm, and the front end of the liquid taking arm is provided with a liquid taking spoon for taking out molten metal from the electric furnace.
In one embodiment: the second gravity casting device is the same as the first gravity casting device and is arranged at a second station; the first operation parts of the two stations alternately move to corresponding casting positions, the casting robot is arranged at equal intervals with the casting positions of the two stations, and the casting robot alternately rotates the mold clamped by the first operation parts at the casting positions to be in a first casting state or a second casting state to cast molten metal.
In one embodiment: the slide block bases of the two stations are arranged in parallel, and the corresponding two casting positions are located on the same side of the two slide block bases.
In one embodiment: the translation mechanism further comprises a small belt wheel, a synchronous belt and a large belt wheel; the output end of the driving motor is fixedly connected with a small belt wheel, the small belt wheel is connected with a large belt wheel through a synchronous belt, and the large belt wheel is fixedly connected with a screw rod of the screw rod.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the gravity casting and casting system of the utility model has the advantages that the gravity casting device is arranged on the sliding table base and can be moved or leave the casting position on the sliding table base under the driving of the translation mechanism, so that other procedures of the casting process can be completed by workers, such as the actions of cleaning a mold, putting a sand core, taking materials and the like, and the operations can be completed at the position far away from the casting position, thereby avoiding the workers from being in a high-temperature working environment for a long time in the whole casting process and reducing the possibility of high-temperature scalding in a workshop;
(2) in the gravity casting and casting system, the translation mechanism further comprises a small belt wheel, a synchronous belt and a large belt wheel, so that the cost and the power requirement are reduced by adopting a low-power driving motor and changing the transmission mode ratio;
(3) the utility model discloses a gravity casting and casting system is equipped with drive arrangement such as servo motor, servo cylinder, can realize accurate collaborative operation with casting robot, and the workman only need accomplish corresponding unloading operation of going up in the position of not casting, need not to participate in the casting process, therefore in whole production process, can keep away from the casting district, has improved its operational environment, has reduced the risk of taking place the scald;
(4) the gravity casting and casting system of the utility model adopts the casting device with double stations, so that the working procedures of the two stations can be simultaneously carried out in a staggered way, the operation is circulated, and the production efficiency is improved; moreover, a worker can attend two devices by one person, so that the labor cost is reduced; in addition, the idle time of the electric furnace is reduced, the utilization rate is improved, and the energy loss is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced 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 without creative efforts.
FIG. 1 is a state view of a first gravity casting apparatus in a non-casting position according to an embodiment of the present invention;
FIG. 2 is a state view of the first gravity casting apparatus in the casting position according to an embodiment of the present invention;
fig. 3 is a perspective view of an embodiment of the dual-station gravity casting and casting system of the present invention, wherein both gravity casting devices are in a standby state;
FIG. 4 is a view of the first gravity casting device of the embodiment of FIG. 3 in a core casting operation;
FIG. 5 is a view showing the first gravity casting apparatus in a mold clamping operation in the embodiment of FIG. 3;
FIG. 6 is a view of the first gravity casting device of the embodiment of FIG. 3 in a displacement operation;
FIG. 7 is a view of the first gravity casting device of the embodiment of FIG. 3 in a casting operation;
FIG. 8 is a view showing the first gravity casting device in a still return operation in the embodiment of FIG. 3;
FIG. 9 is a view of the first gravity casting apparatus in the mold opening and discharging step of the embodiment of FIG. 3;
FIG. 10 is a view showing the first gravity casting apparatus in the immersion cooling step in the embodiment of FIG. 3.
Description of the main reference numerals:
10-a first gravity casting device, 20-a casting robot, 30-an electric furnace and 40-a second gravity casting device; 11-a slide pedestal, 12-a translation mechanism, 13-a support platform and 14-a first operation part; 141-a first servo motor, 142-a first rotating arm, 143-a second operating part, 144-a first gripper arm, 145-a second gripper arm.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are preferred embodiments of the invention and should not be considered as excluding other embodiments. Based on the embodiment of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.
In the claims, the specification and the drawings, unless otherwise expressly limited, the terms "first," "second," or "third," etc. are used for distinguishing between different elements and not for describing a particular sequence.
In the claims, the description and the drawings of the present application, unless expressly defined otherwise, the terms "central", "lateral", "longitudinal", "horizontal", "vertical", "top", "bottom", "inner", "outer", "upper" and "upper" are used for the words of orientation,
The terms "lower," "front," "rear," "left," "right," "clockwise," "counterclockwise," and the like are used in the orientation and positional relationship indicated in the drawings and are only for convenience in describing and simplifying the invention, and do not indicate or imply that the referenced device or element must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the invention.
In the claims, the description and the drawings of the present application, unless otherwise expressly limited, the term "fixedly connected" or "fixedly connected" is used, which is to be understood broadly, that is, any connection mode without displacement relation or relative rotation relation between the two, that is, including non-detachably fixed connection, integrated connection and fixed connection through other devices or elements.
In the claims, the specification and the drawings, the terms "including", "comprising" and variations thereof, if used, are intended to be inclusive and not limiting.
Referring first to fig. 1-2, a first gravity casting apparatus 10 is shown in a first station and in two states, the apparatus including a slide block base 11, a translation mechanism 12 and a mold support.
The translation mechanism 12 includes a driving motor 121 and a screw 122, and the mold support portion includes a support base 13 and a first operation portion 14 that is fixed to the support base and holds the mold, and is used to perform operations such as holding and rotating the mold in different casting processes.
In the concrete structure, driving motor 121 drives the screw rod of lead screw and makes it rotate, the nut of lead screw with support bench 13 rigid coupling, the support bench is equipped with the slider, the slide carriage seat is equipped with the matched with linear rail for driving motor 121 passes through lead screw 122 and drives first operation portion 14 that is located support bench 13 and translate to the casting position or leave the casting position for slide carriage seat 11.
Through the above configuration, the first operating portion 14 can move to the casting position and leave the casting position on the slide pedestal 11, so that a worker can complete other processes of the casting process, such as mold cleaning, sand core placing, material taking and the like, at a position far away from the casting position, thereby avoiding the worker from being in a high-temperature working environment for a long time in the whole casting process, and reducing the possibility of high-temperature scalding in a workshop.
In one embodiment, the translation mechanism 12 further includes a small pulley, a synchronous belt, and a large pulley, the output end of the driving motor 121 is fixedly connected to the small pulley, the small pulley is connected to the large pulley through the synchronous belt, and the large pulley is fixedly connected to the screw of the lead screw 122, so as to reduce the cost and power requirements by using a low-power driving motor and changing the transmission ratio.
The above embodiments are preferably performed using automated casting equipment as described below when performing the casting process, but are still suitable for use in a manual casting scenario. Therefore, for making the utility model discloses a casting and casting system accomplishes comparatively accurate automatic casting process, first operation portion 14 needs the accurate centre gripping or the rotation operation of accomplishing corresponding to, and the centre gripping mould upset to the casting attitude promptly to supply following automatic casting equipment to carry out the casting operation. In a specific structure, the first operation portion 14 of the present invention has the following two embodiments for different accuracy levels of product requirements.
In the first embodiment, the first operating portion 14 is configured to be turnable around a first axis, which is an axis perpendicular to the extending direction of the slide base 11 in the horizontal plane in the drawing, to a first casting state by the clamp mold. Specifically, the first operating unit 14 includes a first servo motor 141, a first rotating arm 142, and a second operating unit 143 in which the mold is held. The fixed portion of the first servo motor 141 is fixed to the supporting platform 13, and the output end thereof drives the first rotating arm 142 to rotate around the first axis by a preset angle. The first rotating arm 142 and the second operating portion are connected in a rotation-stop manner about the first axis, so that the mold clamped by the second operating portion rotates about the first axis to a first casting state, as shown in fig. 4.
The second embodiment is provided on the basis of the first embodiment, and specifically, the second operation part includes a first servo cylinder, a rack and pinion mechanism, and a clamp arm for clamping the mold. The fixed part of the first servo oil cylinder is fixedly connected with a first rotating arm, the output end of the first rotating arm is fixedly connected with a rack of a gear-rack mechanism, and a gear of the gear-rack mechanism is fixedly connected with the clamping arm so as to drive the clamping arm to clamp the mold to rotate around a second axis to a second casting state. In the illustration, the second axis is an axis in the horizontal plane parallel to the direction of extension of the slide table base.
In order to realize accurate operation, the two embodiments are both provided with servo systems, and the cost is high. It goes without saying that the above-described driving method may be changed to a common cylinder driving in order to further reduce the cost in case of a manual casting scenario.
Further, in order to perform the mold closing operation and the mold opening operation for the mold, on the basis of the first embodiment, the second operating portion 143 includes a second cylinder, and a first clamp arm 144 and a second clamp arm 145 which are provided oppositely and clamp the mold. The first clamping arm is connected with the first rotating arm in a rotation-stopping manner around a first axis, the second clamping arm is fixedly connected with the output end of the second oil cylinder so as to slide along a second axis relative to the first clamping arm, and the first clamping arm and the second clamping arm are matched to realize the mold closing operation and the mold opening operation, as shown in fig. 4, 5 and 9.
Further, in the first embodiment, the second operating portion 143 includes a third cylinder and a clamp arm for clamping the mold. The third cylinder is a rotary cylinder, a fixed portion of the third cylinder is fixedly disposed on the first rotary arm, and an output end of the third cylinder is in rotation-stopping connection with the clamping arm about the third axis, so as to drive the first clamping arm to clamp the mold and rotate around the third axis relative to the first rotary arm 142 to reach the immersion level, as shown in fig. 10.
As described above, it is preferable that the system further includes a casting robot 20 which is provided corresponding to the casting position and which casts the molten metal onto the mold which is held by the first operating part 14 at the casting position and rotated to the first casting state or the second casting state, as shown in fig. 6. In this embodiment, the system suitably further comprises an electric furnace 30 for storing and keeping the molten metal warm, and the casting robot 20 is provided with a liquid taking arm, and the front end of the liquid taking arm is provided with a liquid taking spoon for taking the molten metal out of the electric furnace. In the embodiment, a robot casting mode is adopted, and a feedback signal end and an execution signal end of a servo system are connected into a control system matched with a robot, so that the robot and the servo system are accurately cooperated and cast automatically. Therefore, workers only need to complete corresponding feeding and discharging operations at the non-casting position and do not need to participate in the casting process, and therefore the workers can be far away from the casting area in the whole production process, the working environment of the workers is improved, and the risk of scalding is reduced.
Referring to fig. 3, a preferred gravity casting and casting system of the present invention is provided, wherein the system further comprises a second gravity casting device 40 which is the same as the first gravity casting device 10 and is disposed at a second station, in this embodiment, the slide bases of the two stations are disposed in parallel, and the corresponding two casting positions are disposed at the same side of the two slide bases. In a specific configuration, the first operation portions of the two stations alternately move to the corresponding casting positions, the casting robot 20 is disposed at an equal distance from the casting positions of the two stations, and the casting robot alternately casts the molten metal onto the mold clamped by the first operation portions at the casting positions and rotated to the first casting state or the second casting state.
With reference to fig. 4-10, the operation flow of the system in this embodiment is that, for the first station, the processes of sand core releasing, mold closing, shifting to the casting position, casting, standing for returning, mold opening for releasing, immersion liquid cooling, etc. are sequentially performed, and when the first station is performed to the casting process, the second station is performed with the sand core releasing process, and then other processes are performed, and the cycle is repeated. Therefore, the two casting devices are adopted to form the double-station casting system, so that the working procedures of the two stations can be simultaneously carried out in a staggered mode, the operation is circulated, and the production efficiency is improved; moreover, a worker can attend two devices by one person, so that the labor cost is reduced; in addition, the idle time of the electric furnace is reduced, the utilization rate is improved, and the energy loss is reduced.
The description of the above specification and examples is intended to illustrate the scope of the invention, but should not be construed as limiting the scope of the invention. Modifications, equivalents and other improvements which may be made to the embodiments of the invention or to some of the technical features thereof by a person of ordinary skill in the art through logical analysis, reasoning or limited experimentation in light of the above teachings of the invention or the above embodiments are intended to be included within the scope of the invention.
Claims (10)
1. A gravity casting and casting system, comprising: the gravity casting device comprises a sliding table seat, a translation mechanism and a mold supporting part;
the translation mechanism comprises a driving motor and a lead screw, and the mould supporting part comprises a supporting platform and a first operating part which is fixedly connected to the supporting platform and clamps the mould;
the driving motor drives a screw rod of the screw rod to rotate, and a nut of the screw rod is fixedly connected with the supporting platform; the supporting table is provided with a sliding block, and the sliding table base is provided with a matched line rail so that the first operating part can be horizontally moved to the casting position or separated from the casting position relative to the sliding table base.
2. A gravity casting and casting system as claimed in claim 1, wherein: the first operation part comprises a first servo motor, a first rotating arm and a second operation part which clamps the die;
the fixed part of the first servo motor is fixedly connected to the support table, and the output end of the first servo motor drives the first rotating arm to rotate around the first axis by a preset angle; the first rotating arm and the second operating part are in rotation-stopping connection with respect to the first axis, so that the mold clamped by the second operating part rotates around the first axis to a first casting state.
3. A gravity casting and casting system as claimed in claim 2, wherein: the second operation part comprises a first servo oil cylinder, a gear rack mechanism and a clamping arm for clamping the die;
the fixed part of the first servo oil cylinder is fixedly connected with a first rotating arm, the output end of the first rotating arm is fixedly connected with a rack of a gear-rack mechanism, and a gear of the gear-rack mechanism is fixedly connected with the clamping arm so as to drive the clamping arm to clamp the mold to rotate around a second axis to a second casting state.
4. A gravity casting and casting system as claimed in claim 2, wherein: the second operation part comprises a second oil cylinder, a first clamping arm and a second clamping arm which are oppositely arranged and used for clamping the die;
the first clamping arm is in rotation-stopping connection with the first rotating arm about a first axis, and the second clamping arm is fixedly connected with the output end of the second oil cylinder so as to slide along a second axis relative to the first clamping arm; the first clamping arm and the second clamping arm are matched to realize the die closing operation and the die opening operation of the die.
5. A gravity casting and casting system as claimed in claim 2, wherein: the second operation part comprises a third oil cylinder and a clamping arm for clamping the die;
the third oil cylinder is a rotary oil cylinder, the fixed part of the third oil cylinder is fixedly arranged on the first rotating arm, and the output end of the third oil cylinder is in rotation stopping connection with the clamping arm about a third axis so as to drive the first clamping arm to clamp the mold to rotate around the third axis relative to the first rotating arm to reach the immersion liquid level.
6. A gravity casting and casting system as claimed in claim 3, wherein: the casting machine also comprises a casting robot; the casting robot is arranged corresponding to the casting position and casts the molten metal to the mold which is clamped by the first operation part at the casting position and rotates to the first casting state or the second casting state.
7. A gravity casting and casting system as claimed in claim 6, wherein: the electric furnace is used for storing molten metal and preserving heat of the molten metal; the casting robot is provided with a liquid taking arm, and the front end of the liquid taking arm is provided with a liquid taking spoon for taking out molten metal from the electric furnace.
8. A gravity casting and casting system as claimed in claim 6, wherein: the second gravity casting device is the same as the first gravity casting device and is arranged at a second station;
the first operation parts of the two stations alternately move to corresponding casting positions, the casting robot is arranged at equal intervals with the casting positions of the two stations, and the casting robot alternately rotates the mold clamped by the first operation parts at the casting positions to be in a first casting state or a second casting state to cast molten metal.
9. A gravity casting and casting system as claimed in claim 8, wherein: the slide block bases of the two stations are arranged in parallel, and the corresponding two casting positions are located on the same side of the two slide block bases.
10. A gravity casting and casting system according to any one of claims 1 to 9, wherein: the translation mechanism further comprises a small belt wheel, a synchronous belt and a large belt wheel; the output end of the driving motor is fixedly connected with a small belt wheel, the small belt wheel is connected with a large belt wheel through a synchronous belt, and the large belt wheel is fixedly connected with a screw rod of the screw rod.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920911684.9U CN210817452U (en) | 2019-06-18 | 2019-06-18 | Gravity casting and casting system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920911684.9U CN210817452U (en) | 2019-06-18 | 2019-06-18 | Gravity casting and casting system |
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| CN210817452U true CN210817452U (en) | 2020-06-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112935190A (en) * | 2021-01-26 | 2021-06-11 | 王晓寅 | Microwave oven revolving stage preparation equipment |
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2019
- 2019-06-18 CN CN201920911684.9U patent/CN210817452U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112935190A (en) * | 2021-01-26 | 2021-06-11 | 王晓寅 | Microwave oven revolving stage preparation equipment |
| CN112935190B (en) * | 2021-01-26 | 2023-10-20 | 王晓寅 | Manufacturing equipment for rotary table of microwave oven |
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