CN218555492U - Mechanism for automatically pressing riser sand core in middle on gravity casting external mold - Google Patents
Mechanism for automatically pressing riser sand core in middle on gravity casting external mold Download PDFInfo
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- CN218555492U CN218555492U CN202221064404.3U CN202221064404U CN218555492U CN 218555492 U CN218555492 U CN 218555492U CN 202221064404 U CN202221064404 U CN 202221064404U CN 218555492 U CN218555492 U CN 218555492U
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- external mold
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Abstract
The utility model discloses a mechanism of capping psammitolite is pressed with automatic centre on gravity pouring external mold, including the mechanism of capping, pouring external mold side die carrier, setting including setting up are in the rising head psammitolite in the pouring external mold side die carrier is in with connecting the subassembly is compressed tightly to the rising head psammitolite top surface. The utility model discloses a what set up emits core structure and compact structure mutually supports, realizes accomplishing the back that finishes in the pouring of emitting the core, and the automation is rotated and is compressed tightly, prevents to emit the core uplift, has guaranteed the dimensional stability in the pouring process, is not receiving the variation influence that lasts the heat accumulation of pouring process, and then has guaranteed the dimensional stability of product, improves the product percent of pass, has also saved raw and other materials and cost of labor.
Description
Technical Field
The utility model relates to a rising head psammitolite technical field specifically is a mechanism of pressing a mouthful psammitolite in the middle of with automatic on gravity pouring external mold.
Background
At present, the two sides of a riser sand core are compressed easily in the continuous casting process, the middle of the riser sand core is arched due to heat accumulation, the size of the casting process is directly affected to be poor, the quality of a casting is unqualified, labor cost is wasted, and raw materials and equipment are wasted.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model aims at providing a mechanism of opening psammitolite is pressed with automatic centre on gravity pouring external mold, through mutually supporting of the core structure and the compact structure of emitting that set up, realize after the core pouring finishes, rotate automatically and compress tightly, prevent to emit the core uplift, the dimensional stability in the pouring process has been guaranteed, do not receive the variation influence of the heat accumulation who lasts the pouring process, and then guaranteed the dimensional stability of product, improve the product percent of pass, raw and other materials and cost of labor have also been saved.
For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:
a mechanism for automatically pressing a top sand core in the middle on a gravity casting external mold comprises:
the core raising mechanism comprises a casting outer die side die frame, a riser sand core and a pressing point, wherein the casting outer die side die frame is arranged, the riser sand core is arranged in the casting outer die side die frame, and the pressing point is connected to the top surface of the riser sand core;
the pressing assembly comprises an oil cylinder mounting bracket and a rotary oil cylinder, wherein the oil cylinder mounting bracket is mounted on the top surface of the external die side bracket for casting; the hydraulic oil cylinder is connected to the top surface of the rotary oil cylinder, the support rod is connected to the top surface of the hydraulic oil cylinder, the pressing rod is connected to the bottom surface of the support rod, and the electromagnetic valve is installed on the outer side of the casting outer die side die frame;
the rotary oil cylinder and the hydraulic oil cylinder are controlled by a controller.
As a gravity casting external mold on with an automatic middle press a preferred scheme of mechanism of emit a psammitolite, wherein, compress tightly the bottom surface of pole with compress tightly some forward right.
As a gravity casting external mold on with an automatic middle press a preferred scheme of mechanism of emit a mouth psammitolite, wherein, the rotatory hydro-cylinder outside is provided with the hydraulic circuit.
As a gravity casting external mold on with an automatic middle press a preferred scheme of mechanism of the opening psammitolite, wherein, the solenoid valve communicates with hydraulic circuit.
As a preferred scheme of the mechanism for automatically pressing the through-opening sand core in the middle on the gravity casting external mold, a hydraulic oil circuit is connected with a hydraulic oil cylinder.
As a gravity casting external mold on with the mechanism of automatic middle pressure orifice psammitolite a preferred scheme, wherein, compress tightly through the locking bolt tightening between pole and the cradling piece.
Compared with the prior art, the utility model discloses the beneficial effect who has is: through mutually supporting of the core raising structure and the compression structure that set up, realize finishing the back at the core raising pouring, rotate automatically and compress tightly, prevent the core raising, the dimensional stability in the pouring process has been guaranteed, not receiving the variation influence of the heat accumulation who lasts the pouring process, and then the dimensional stability of product has been guaranteed, improve the product percent of pass, raw and other materials and cost of labor have also been saved, when specifically using, when the pouring is accomplished, controller control swivel cylinder drives hydraulic cylinder and rotates, when the cradling piece rotates to the dead head psammitolite directly over, the solenoid valve blocks, hydraulic pressure oil circuit directly makes hydraulic cylinder drive the compression bar move down, thereby make the compression bar compress tightly the point and compress tightly, make dead head psammitolite intermediate position difficult hunch-up.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:
fig. 1 is a structural diagram of a mechanism of an automatic middle-pressure opening sand core for a gravity casting external mold of the utility model.
In the figure: 100. a core popping mechanism; 110. pouring an outer mold side mold frame; 120. a riser sand core; 130. a compaction point; 200. a compression assembly; 210. a cylinder mounting bracket; 220. rotating the oil cylinder; 230. a hydraulic cylinder; 240. a support rod; 250. a hold down bar; 260. an electromagnetic valve.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be partially enlarged according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
The utility model provides a mechanism of opening psammitolite is pressed with automatic centre on gravity pouring external mold, through the mutually supporting of the core structure and the compact structure that emit that set up, realize after emitting the core pouring and finishing, rotate automatically and compress tightly, prevent to emit the core uplift, guaranteed the dimensional stability of pouring in-process, not receiving the variation influence of the heat accumulation who lasts the pouring process, and then guaranteed the dimensional stability of product, improve the product percent of pass, also saved raw and other materials and cost of labor.
Fig. 1 shows the overall structure diagram of an embodiment of the mechanism for automatically pressing the top sand core in the middle of a gravity casting external mold of the present invention, please refer to fig. 1, and the main part of the mechanism for automatically pressing the top sand core in the middle of a gravity casting external mold of the present embodiment includes: a core pop-up mechanism 100 and a hold-down assembly 200.
The core ejecting mechanism 100 is used corresponding to the pressing assembly 200, specifically, the core ejecting mechanism 100 includes a casting outer mold side mold frame 110, a riser sand core 120 disposed in the casting outer mold side mold frame 110, and a pressing point 130 connected to a top surface of the riser sand core 120, and when in specific use, the pressing point 130 is aligned with the pressing rod 250 in a forward direction.
The pressing assembly 200 is used for pressing the top end of the cast outer mold side mold frame 110 after casting to prevent bulging, and specifically, the pressing assembly 200 comprises an oil cylinder mounting bracket 210 mounted on the top surface of the cast outer mold side mold frame 110 and a rotary oil cylinder 220 mounted in the oil cylinder mounting bracket 210; when the hydraulic riser sand core casting device is used specifically, after casting is completed, the controller controls the rotary oil cylinder 220 to drive the hydraulic oil cylinder 230 to rotate, when the support rod 240 rotates to the position right above the riser sand core 120, the electromagnetic valve 260 is clamped, the hydraulic oil circuit directly enables the hydraulic oil cylinder 230 to drive the pressing rod 250 to move downwards, so that the pressing rod 250 presses the pressing point 130, and the middle position of the riser sand core 120 is not prone to arch.
With reference to fig. 1, in the mechanism for automatically pressing the riser sand core in the middle of gravity casting of the external mold according to the embodiment, when the mechanism is used specifically, after casting is completed, the controller controls the rotary cylinder 220 to drive the hydraulic cylinder 230 to rotate, when the support rod 240 rotates to a position right above the riser sand core 120, the electromagnetic valve 260 is blocked, and the hydraulic oil path directly enables the hydraulic cylinder 230 to drive the pressing rod 250 to move downwards, so that the pressing rod 250 presses the pressing point 130 tightly, and the middle position of the riser sand core 120 is not easy to arch.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (6)
1. The utility model provides a mechanism of running off mouth psammitolite in middle of with automatic on gravity casting external mold which characterized in that includes:
the core raising mechanism (100) comprises a casting outer die side die set (110), a core raising sand core (120) arranged in the casting outer die side die set (110) and a pressing point (130) connected to the top surface of the core raising sand core (120);
the pressing assembly (200) comprises an oil cylinder mounting bracket (210) arranged on the top surface of the side die carrier (110) of the outer casting die and a rotary oil cylinder (220) arranged in the oil cylinder mounting bracket (210); the hydraulic oil cylinder (230) is connected to the top surface of the rotary oil cylinder (220), the support rod (240) is connected to the top surface of the hydraulic oil cylinder (230), the pressing rod (250) is connected to the bottom surface of the support rod (240), and the electromagnetic valve (260) is installed on the outer side of the outer die frame (110) on the casting outer die side;
the rotating oil cylinder (220) and the hydraulic oil cylinder (230) are controlled by a controller.
2. The mechanism for an automatic intermediate-pressure-top sand core on a gravity-casting external mold according to claim 1, wherein the bottom surface of the pressing rod (250) is directly opposite to the pressing point (130).
3. The mechanism for the automatic middle-pressure top-off sand core on the gravity casting external mold according to claim 2, characterized in that a hydraulic oil circuit is arranged outside the rotary oil cylinder (220).
4. The mechanism for the automatic intermediate capping sand core on the gravity casting external mold according to claim 3, characterized in that the electromagnetic valve (260) is communicated with a hydraulic oil circuit.
5. The mechanism for the automatic intermediate capping sand core on the gravity casting external mold according to claim 4, wherein the hydraulic oil circuit is connected with a hydraulic oil cylinder (230).
6. The mechanism for the automatic intermediate capping sand core on the gravity casting external mold is characterized in that the pressing rod (250) and the support rod (240) are screwed by a locking bolt according to the claim 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221064404.3U CN218555492U (en) | 2022-05-06 | 2022-05-06 | Mechanism for automatically pressing riser sand core in middle on gravity casting external mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221064404.3U CN218555492U (en) | 2022-05-06 | 2022-05-06 | Mechanism for automatically pressing riser sand core in middle on gravity casting external mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218555492U true CN218555492U (en) | 2023-03-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221064404.3U Active CN218555492U (en) | 2022-05-06 | 2022-05-06 | Mechanism for automatically pressing riser sand core in middle on gravity casting external mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218555492U (en) |
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2022
- 2022-05-06 CN CN202221064404.3U patent/CN218555492U/en active Active
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