CN210587041U - Novel molding machine of high-efficient easy maintenance - Google Patents
Novel molding machine of high-efficient easy maintenance Download PDFInfo
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- CN210587041U CN210587041U CN201920970351.3U CN201920970351U CN210587041U CN 210587041 U CN210587041 U CN 210587041U CN 201920970351 U CN201920970351 U CN 201920970351U CN 210587041 U CN210587041 U CN 210587041U
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Abstract
The utility model discloses a novel molding machine with high efficiency and easy maintenance, a slide bar is arranged on the frame, a sand shooting cylinder is arranged on one side of the frame, an upper movable platform and a lower movable platform are respectively arranged on the slide bar, the upper movable platform and the lower movable platform can slide up and down along the slide bar, an upper sand box is fixedly arranged below the upper movable platform, a lower sand box is fixedly arranged above the lower movable platform, and the upper movable platform keeps still during work; and the upper pressing plate and the lower pressing plate are fixedly connected with a guide rod and a fixing plate which are used for keeping the parallelism stability. According to the method, the upper pressing plate and the lower pressing plate are simultaneously pressed to bear force during extrusion, the template is not easy to damage, the sand mold is more uniformly stressed, and the sand mold is higher in compactness; all operations can be completed only by 3 oil cylinders, the upper pressing plate is driven by one oil cylinder, and the lower pressing plate and the lower movable platform are driven by one oil cylinder respectively, so that the production and maintenance cost is lower compared with that of the existing equipment.
Description
Technical Field
The utility model relates to a molding machine field, concretely relates to novel molding machine of high-efficient easy maintenance.
Background
When the molding machine for casting the soil-stained sand is used, firstly, air pressure is utilized to blow the molding sand into a sand box provided with a mold, then, the molding sand is extruded and molded by utilizing the force of hydraulic pressure, air pressure or a motor and the like, then, the mold is taken out, then, the sand mold bodies taken out of the mold are combined together to form a complete molding sand body, and then, the molding sand body is moved to a casting platform or a position for casting.
In a conventional molding machine, such as ZL201510570969.7, "a molding machine without dead space for filling sand" and a method for using the same, an upper flask and a lower flask are moved and stopped at a predetermined position during an extrusion molding process, a compaction cylinder is then activated to push a lower platen upwards, the upper flask, the lower flask and the upper platen are locked and fixed, and sand grains accumulated in the upper flask and the lower flask are extruded to obtain an upper molded body and a lower molded body, respectively. Because only the lower pressing plate moves, sand grains in the box are only stressed at the lower part, so that the lower part of the manufactured sand mould is compact and the upper part of the manufactured sand mould is loose; in addition, the mold is easily damaged due to improper operation, and the sand mold is also easily damaged. And because the cope flask needs to move, the time for closing the cover can be increased, and the wear or dislocation is easy to occur between the cope flask and the upper sand shooting port, thereby reducing the production efficiency and increasing the maintenance cost. Meanwhile, the upper sand shooting port is positioned above, and if sundries are mixed in the sand shooting barrel, the upper sand shooting port can be clamped very easily, and the shell clamping fault can occur easily when the upper sand box runs to the upper sand shooting port.
Meanwhile, the existing upper pressing plate and lower pressing plate have no guide module in the lifting process, the levelness is easy to change, the sand grains cannot be extruded simultaneously to manufacture a sand mold,
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention is directed to a novel molding machine with high efficiency and easy maintenance.
In order to realize the technical purpose, the utility model discloses a scheme is: a novel molding machine with high efficiency and easy maintenance comprises a rack, a slide bar, a sand shooting cylinder, an upper sand box, a lower sand box, an upper pressing plate and a lower pressing plate, wherein the slide bar is arranged on the rack, the sand shooting cylinder is further arranged on one side of the rack, the slide bar is respectively provided with an upper movable platform and a lower movable platform, the upper movable platform and the lower movable platform can slide up and down along the slide bar, the upper sand box is fixedly arranged below the upper movable platform, the lower sand box is fixedly arranged above the lower movable platform, and the upper movable platform keeps still during work;
the upper pressing plate and the lower pressing plate are both fixedly connected with a guide rod and a fixing plate for keeping the parallelism stability, and the guide rod is connected into a whole through a fixing frame;
the upper pressing plate is connected with an upper oil cylinder in a driving mode, the lower pressing plate is connected with a lower oil cylinder in a driving mode, and a lifting oil cylinder is connected below the lower movable platform in a driving mode.
Preferably, one side of the rack is also provided with a sliding-out mechanism which is convenient for placing the sand core.
Preferably, the upper and lower press plates may be previously mounted with contacts of a designated length and width according to the concave-convex shape of the molding sand.
The utility model has the advantages that 1, when the extrusion is carried out, the upper pressure plate and the lower pressure plate simultaneously extrude the stress, the template is not easy to damage, the stress of the sand mold is more uniform, and the compactness of the sand mold is higher;
2. according to the hydraulic control system, all operations can be completed by only 3 oil cylinders, the upper pressing plate is driven by one oil cylinder, and the lower pressing plate and the lower movable platform are driven by one oil cylinder respectively, so that the production and maintenance cost is lower compared with that of the existing equipment;
3. the cope flask is always kept in a locked state, so that the motion control of one sand flask is omitted, the processing speed is higher, and the correction is easier; meanwhile, as the cope flasks are different, the cope flask cannot be clamped, and the upper sand shooting port cannot be abraded;
4. the upper pressing plate and the lower pressing plate are respectively provided with the guide rod and the fixing plate, so that the upper pressing plate and the lower pressing plate can be effectively guaranteed to keep higher parallelism in the movement, the extrusion process is smoother, the added parallelism is not enough, and the pressing plates can be clamped in a sand box and cannot move after being inclined; and only need a hydro-cylinder can accomplish the drive, the cost is lower.
Drawings
Fig. 1 is a schematic structural view of the separated state of the present invention;
fig. 2 is a schematic structural view of the cover closing state of the present invention;
fig. 3 is a schematic view of a partial structure of the guide rod and the fixing plate of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in FIGS. 1-3, the present invention is embodied in the form of
A novel efficient and easy-to-maintain molding machine comprises a rack 1, a slide bar 2, a sand shooting barrel 3, an upper sand box 4, a lower sand box 5, an upper pressing plate 8 and a lower pressing plate 9, wherein the slide bar 2 is arranged on the rack 1, the sand shooting barrel 3 is further arranged on one side of the rack 1, an upper movable platform 6 and a lower movable platform 7 are respectively arranged on the slide bar 2, the upper movable platform 6 and the lower movable platform 7 can slide up and down along the slide bar 2, the upper sand box 4 is fixedly arranged below the upper movable platform 6, the lower sand box 5 is fixedly arranged above the lower movable platform 7, and the upper movable platform 6 keeps still during working;
the upper pressure plate 8 and the lower pressure plate 9 are both fixedly connected with a guide rod 10 and a fixing plate 11 for keeping the parallelism stability, and the guide rods 10 are connected into a whole through the fixing frame 11;
the upper pressing plate 8 is connected with an upper oil cylinder 12 in a driving mode, the lower pressing plate 9 is connected with a lower oil cylinder 13 in a driving mode, and a lifting oil cylinder 14 is connected below the lower movable platform 7 in a driving mode.
In order to conveniently place the sand core, a sliding-out mechanism 15 which is convenient for placing the sand core is further arranged on one side of the frame 1.
The molding machine of the present application is specifically used as follows:
firstly, closing a cover, keeping the upper sand box in a static locking state, enabling one side of the upper sand box to correspond to an upper sand shooting opening all the time, moving the mold to a specified position, only lifting the lower sand box and completing the cover closing with the upper sand box, and then correspondingly communicating the lower sand box and the lower sand shooting opening, and then locking the position of the lower sand box; before the sand shooting, the upper pressing plate is lifted or lowered to a designated position in the upper sand box, and the lower pressing plate is lifted or lowered to a designated position in the lower sand box, so as to obtain the molding sand with a designated thickness;
secondly, shooting sand, starting an air compressor, enabling sand grains in the sand shooting cylinder to enter a boiling state, and shooting the sand grains into corresponding positions from an upper sand shooting port and a lower sand shooting port until the upper sand box and the lower sand box are uniformly filled with the sand grains;
and thirdly, performing extrusion molding, wherein the upper pressing plate and the lower pressing plate simultaneously start to move, the upper pressing plate moves downwards, the lower pressing plate moves upwards, and the upper pressing plate and the lower pressing plate both maintain stable levelness to extrude sand grains, thereby finally obtaining the sand mold.
Fourthly, the upper sand box keeps a static locking state, the lower sand box is unlocked, the lower sand box and the upper pressing plate simultaneously move downwards, the sand mold is separated from the upper sand box, then the lower pressing plate moves upwards to eject the sand mold from the lower sand box, and the final sand mold is obtained.
In order to obtain the sand mold with the best compaction effect, in the first step, the upper pressing plate and the lower pressing plate can be provided with a contact with specified length and width in advance according to the concave-convex shape requirement of the molding sand;
in order to guarantee that the upper pressing plate and the lower pressing plate can be stably extruded, the upper pressing plate and the lower pressing plate are fixedly connected with a guide rod and a fixing plate which are used for keeping the parallelism stability.
And (3) if the sand core is required to be placed in the molding sand for the convenience of placing the sand core, after the third step, unlocking the lower sand box, moving the lower sand box downwards, separating the lower sand box from the upper sand box, then horizontally sliding the lower sand box out, placing the sand core in a set position in the sand mold, then closing the lower sand box and the upper sand box, and continuing the fourth step.
Compared with the existing molding machine and the processing method, the molding machine has the following advantages:
1. according to the method, the upper pressing plate and the lower pressing plate are simultaneously pressed to bear force during extrusion, the template is not easy to damage, the sand mold is more uniformly stressed, and the sand mold is higher in compactness;
2. according to the hydraulic control system, all operations can be completed by only 3 oil cylinders, the upper pressing plate is driven by one oil cylinder, and the lower pressing plate and the lower movable platform are driven by one oil cylinder respectively, so that the production and maintenance cost is lower compared with that of the existing equipment;
3. the cope flask is always kept in a locked state, so that the motion control of one sand flask is omitted, the processing speed is higher, and the correction is easier; meanwhile, as the cope flasks are different, the cope flask cannot be clamped, and the upper sand shooting port cannot be abraded;
4. the upper pressing plate and the lower pressing plate are respectively provided with the guide rod and the fixing plate, so that the upper pressing plate and the lower pressing plate can be effectively guaranteed to keep higher parallelism in the movement, the extrusion process is smoother, the added parallelism is not enough, and the pressing plates can be clamped in a sand box and cannot move after being inclined; and only need a hydro-cylinder can accomplish the drive, the cost is lower.
The above description is only the preferred embodiment of the present invention, and the present invention is not limited thereto, and any slight modifications, equivalent replacements and improvements made by the technical entity of the present invention to the above embodiments should be included in the protection scope of the present technical solution.
Claims (3)
1. The utility model provides a novel molding machine of high-efficient easy maintenance, includes frame, slide bar, penetrates a sand section of thick bamboo, cope flask, drag flask, top board and holding down plate, its characterized in that: the sand shooting device comprises a rack, a sand shooting barrel, an upper movable platform, a lower movable platform, a sand shooting barrel;
the upper pressing plate and the lower pressing plate are both fixedly connected with a guide rod and a fixing plate for keeping the parallelism stability, and the guide rod is connected into a whole through a fixing frame;
the upper pressing plate is connected with an upper oil cylinder in a driving mode, the lower pressing plate is connected with a lower oil cylinder in a driving mode, and a lifting oil cylinder is connected below the lower movable platform in a driving mode.
2. The molding machine of claim 1, wherein: and a sliding-out mechanism convenient for placing the sand core is further arranged on one side of the rack.
3. The molding machine of claim 1, wherein: the upper and lower press plates may be previously provided with contacts of a designated length and width according to the concavo-convex shape of the molding sand.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920970351.3U CN210587041U (en) | 2019-06-20 | 2019-06-20 | Novel molding machine of high-efficient easy maintenance |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920970351.3U CN210587041U (en) | 2019-06-20 | 2019-06-20 | Novel molding machine of high-efficient easy maintenance |
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| CN210587041U true CN210587041U (en) | 2020-05-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110202101A (en) * | 2019-06-20 | 2019-09-06 | 广东铸星智能科技有限公司 | A kind of new and effective moulding machine and processing method easy to maintain |
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- 2019-06-20 CN CN201920970351.3U patent/CN210587041U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110202101A (en) * | 2019-06-20 | 2019-09-06 | 广东铸星智能科技有限公司 | A kind of new and effective moulding machine and processing method easy to maintain |
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