Steel casting mold convenient to demold

Abstract

The utility model relates to a steel casting mould convenient to demould, which belongs to the technical field of steel casting moulds and comprises a case and a steel casting mould arranged above the case, a closing mechanism for moving the steel casting mould is arranged in the case, and a portal frame is fixedly mounted on the upper surface of the case through bolts. A cooling mechanism for cooling the steel casting mold is arranged on the portal frame; the water tank and the water pump are fixedly installed outside the portal frame, the two water conveying pipes fixedly communicate with the input end and the output end of the water pump, the two water conveying pipes fixedly communicate with the water tank and the steel casting mold correspondingly, and a fan is fixedly installed on the lower surface of the portal frame. And a lifting structure is arranged on the lower surface of the case. According to the steel casting mold convenient to demold, the steel casting mold can be cooled, the demolding effect of the steel casting mold is improved, the production efficiency of steel castings is greatly improved, and therefore the beneficial effects of being high in practicability, rapid in cooling, capable of improving production and the like are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of steel casting moulds, in particular to a steel casting mould which is convenient for demoulding. Background Art

[0002] Moulds refer to various molds and tools used in industrial production to obtain the required products by methods such as injection molding, blow molding, extrusion, die casting or forging, smelting, and stamping. Steel casting moulds are an auxiliary tool for casting steel castings. Demolding of steel casting moulds is extremely important in the production process. The existing elastic demoulding mechanism reduces production efficiency and increases scrap rate, and cannot be widely used in the industry.

[0003] After searching, the announcement number CN220462143U discloses a steel casting mold that is easy to demould, including a support seat, a group of mold shells are fixed on the upper surface of the support seat, a fixed plate is fixedly installed inside the mold shell, a through hole is opened on the outer wall of the fixed plate, a matching plate is rotatably installed on the outer wall of the fixed plate, a clamping plate is rotatably installed on one side of the mold shell, and a storage plate is fixedly installed on the other side of the mold shell, and a snap-fit ​​plate matching the clamping plate is slid inside the storage plate. The utility model splices two mold shells together through the cooperation between the clamping plate and the snap-fit ​​plate, and then injects steel casting liquid into the two mold shells, so that the steel casting liquid enters different mold shells from the through hole, and after the steel casting liquid solidifies, the steel casting can be completed in both mold shells.

[0004] However, the steel casting mold for easy demoulding of the utility model lacks a cooling structure, which requires natural cooling of the steel casting when demoulding. This method uses long-term ventilation to make the casting temperature reach a balance with the indoor temperature, which increases the casting time of the steel casting, seriously affecting the production efficiency of the steel casting and cannot meet the production needs. Therefore, a steel casting mold for easy demoulding is proposed to solve the above-mentioned problems. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a steel casting mold that is easy to demould, has the advantages of strong practicability, rapid cooling, improved production, etc., and solves the problem of low natural cooling efficiency in steel casting.

[0006] To achieve the above object, the utility model provides the following technical solutions: a steel casting mold that is easy to demould, comprising a chassis and a steel casting mold arranged above the chassis, wherein a closing mechanism for moving the steel casting mold is arranged inside the chassis, a gantry is fixedly installed on the upper surface of the chassis by bolts, and a cooling mechanism for cooling the steel casting mold is arranged on the gantry;

[0007] The cooling mechanism includes a water tank and a water pump fixedly installed on the outside of the gantry, and a water pipe fixedly connected to the water pump, and the two water pipes are fixedly connected to the water tank and the steel casting mold respectively, and a fan is fixedly installed on the lower surface of the gantry;

[0008] The lower surface of the chassis is provided with a lifting structure, which includes a base arranged below the chassis and a telescopic electric cylinder fixedly installed on the inner bottom wall of the base and extending outside the base and fixed to the lower surface of the chassis.

[0009] Furthermore, the closing mechanism includes a servo motor fixedly mounted on the side wall of the chassis, a bidirectional lead screw fixedly mounted on the output shaft of the servo motor and extending into the interior of the chassis, a slide seat threadedly connected to the outside of the bidirectional lead screw, and a connecting block fixedly mounted between the slide seat and the steel casting mold.

[0010] Furthermore, the number of the steel casting molds and the number of the slide seats are both two, and the two steel casting molds and the two slide seats are symmetrically arranged, and the threads on the bidirectional lead screw are oppositely arranged.

[0011] Furthermore, a limiting assembly for limiting the two slide seats is installed on the inner bottom wall of the chassis, a sliding opening is opened inside the chassis, and two connecting blocks are slidably connected to the sliding opening.

[0012] Furthermore, a cooling groove is provided inside the steel casting mold, and a water pipe at the bottom is connected to the cooling groove, and the water pipe at the bottom is a hose.

[0013] Furthermore, there are two water pumps, and the two water pumps are symmetrically installed on the left and right outer walls of the gantry.

[0014] Furthermore, an ejection structure is provided on the gantry, and sealing blocks are inserted inside the two steel casting molds. The ejection structure includes a mounting seat fixedly installed on the side of the gantry close to the steel casting mold, a screw fixedly installed on the mounting seat close to the side of the steel casting mold, and a ejector rod threadedly connected to the other end of the screw and cooperating with the sealing block to unload the steel casting mold.

[0015] Compared with the prior art, the utility model provides a steel casting mold that is easy to demould, and has the following beneficial effects:

[0016] 1. The steel casting mold with convenient demoulding can cool the steel casting mold, accelerate the demoulding effect of the steel casting mold, greatly improve the production efficiency of steel castings, thereby achieving the advantages of strong practicality, rapid cooling, and improved production, and solves the problem of low natural cooling efficiency of steel castings.

[0017] 2. The steel casting mold which is convenient for demoulding can eject the steel casting in the steel casting mold through the ejector rod, and cool it down again through the fan to further accelerate the demoulding of the steel casting. The steel casting mold can be raised and lowered by the telescopic electric cylinder, which is convenient for the staff to cast the steel casting mold and also convenient for the staff to perform demoulding work. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a cross-sectional view of the structure of the utility model;

[0019] Figure 2 For this utility model Figure 1 A is a schematic diagram of the enlarged structure shown;

[0020] Figure 3 For this utility model Figure 1 The enlarged structural schematic diagram of B is shown;

[0021] Figure 4 It is a front view of the structure of the utility model.

[0022] In the figure: 1. chassis; 2. steel casting mold; 3. servo motor; 4. bidirectional screw; 5. slide; 6. connecting block; 7. limit assembly; 8. gantry; 9. water tank; 10. water pump; 11. water pipe; 12. cooling trough; 13. fan; 14. blocking block; 15. mounting seat; 16. screw; 17. push rod; 18. base; 19. telescopic electric cylinder. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Embodiment 1:

[0025] See also Figure 1 , Figure 2 and Figure 4 A steel casting mold that is easy to demold, includes a chassis 1 and a steel casting mold 2 arranged above the chassis 1, a closing mechanism for moving the steel casting mold 2 is arranged inside the chassis 1, a gantry 8 is fixedly installed on the upper surface of the chassis 1 by bolts, and a cooling mechanism for cooling the steel casting mold 2 is arranged on the gantry 8; the cooling mechanism includes a water tank 9 and a water pump 10 fixedly installed on the outside of the gantry 8, and a water pipe 11 fixedly connected to the water pump 10, and the two water pipes 11 are fixedly connected to the water tank 9 and the steel casting mold 2 respectively, and a fan 13 is fixedly installed on the lower surface of the gantry 8.

[0026] There are two steel casting molds 2 and two slide seats 5, and the two steel casting molds 2 and the two slide seats 5 are symmetrically arranged, and the threads on the bidirectional lead screw 4 are oppositely arranged. A cooling groove 12 is opened inside the steel casting mold 2, and the bottom water pipe 11 is connected to the cooling groove 12, and the bottom water pipe 11 is a hose.

[0027] In this embodiment, the closing mechanism includes a servo motor 3 fixedly mounted on the side wall of the chassis 1, a bidirectional lead screw 4 fixedly mounted on the output shaft of the servo motor 3 and extending to the interior of the chassis 1, a slide 5 threadedly connected to the outside of the bidirectional lead screw 4, and a connecting block 6 fixedly mounted between the slide 5 and the steel casting mold 2.

[0028] When this embodiment is in use, the two steel casting molds 2 are fitted together through the cooperation of the servo motor 3, the bidirectional screw 4 and the slide 5, and then the steel casting is cast through the casting holes 2 on the steel casting mold. After the casting is completed, the cooling in the water tank 9 is transported to the steel casting mold 2 through the water pump 10 to cool it down, thereby accelerating the demoulding of the steel casting mold 2, and then the fan is used to cool it down again to further accelerate the demoulding of the steel casting.

[0029] In this embodiment, a limiting assembly 7 for limiting the two slides 5 is installed on the inner bottom wall of the chassis 1, a sliding opening is provided inside the chassis 1, and two connecting blocks 6 are slidably connected to the sliding opening. The limiting assembly 7 can guide the slide 5 so that it can move linearly, thereby improving the adjustment of the steel casting mold 2.

[0030] It should be noted that the tops of the two steel casting molds 2 are provided with casting holes. There are two water pumps 10, and the two water pumps 10 are symmetrically installed on the left and right outer walls of the gantry 8. A cooling device is installed in the water tank 9. A water level observation window is installed in the water tank 9, and the outside of the water tank 9 is fixedly connected with a water inlet pipe and a drain pipe, and the ends of the water inlet pipe and the drain pipe are threadedly connected with sealing pipes.

[0031] In this embodiment, the lower surface of the chassis 1 is provided with a lifting structure, which includes a base 18 provided below the chassis 1 and a telescopic electric cylinder 19 fixedly installed on the inner bottom wall of the base 18 and extending outside the base 18 and fixed to the lower surface of the chassis 1. The lifting and lowering adjustment of the steel casting mold 2 by the telescopic electric cylinder 19 facilitates the staff to cast the steel casting mold 2 and also facilitates the staff to perform demoulding work. There are two telescopic electric cylinders 19, and the two telescopic electric cylinders 19 are symmetrically arranged. Inspection panels are installed on the outside of the chassis 1 and the base 18. A wiring hole is provided inside the base 18.

[0032] Embodiment 2:

[0033] See also Figure 1 and Figure 3On the basis of the first embodiment, an ejection structure is provided on the gantry 8, and blocking blocks 14 are inserted into the two steel casting molds 2. The ejection structure includes a mounting seat 15 fixedly installed on the side of the gantry 8 close to the steel casting mold 2, a screw 16 fixedly installed on the side of the mounting seat 15 close to the steel casting mold 2, and a ejector 17 threadedly connected to the other end of the screw 16 and cooperating with the blocking block 14 to unload the steel casting mold 2.

[0034] In this embodiment, the screw rod and the push rod 17 are threadedly connected, and the length of the push rod 17 can be adjusted, so as to facilitate demoulding of the steel casting mold 2. In addition, the blocking block 14 can also be threadedly connected to the steel casting mold 2. When demoulding, the blocking block 14 is screwed out, and then the steel casting mold 2 is moved to allow the push rod 17 to perform demoulding.

[0035] The working principle of the above embodiment is:

[0036] When in use, the two steel casting molds 2 are fitted together through the cooperation of the servo motor 3, the bidirectional lead screw 4 and the slide 5, and then the steel casting is cast through the casting holes 2 on the steel casting mold. After the casting is completed, the cooling in the water tank 9 is transported to the steel casting mold 2 through the water pump 10 to cool down the temperature, thereby accelerating the demoulding of the steel casting mold 2. Then, the two steel casting molds 2 are separated by driving the servo motor 3, the bidirectional lead screw 4 and the slide 5, and the steel casting in the steel casting mold 2 is ejected by the ejector rod 17, and the temperature is reduced again by the fan to further accelerate the demoulding of the steel casting.

[0037] The electrical components appearing in the article are all electrically connected to the main controller and the power supply. The main controller can be a conventional known device for control such as a computer, and the existing public power connection technology is not described in detail in the article.

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A steel casting mold for easy demoulding, comprising a chassis (1) and a steel casting mold (2) arranged above the chassis (1), characterized in that: A closing mechanism for moving the steel casting mold (2) is arranged inside the chassis (1); a gantry (8) is fixedly mounted on the upper surface of the chassis (1) by means of bolts; and a cooling mechanism for cooling the steel casting mold (2) is arranged on the gantry (8); The cooling mechanism comprises a water tank (9) and a water pump (10) fixedly mounted on the outside of the gantry (8), and a water pipe (11) fixedly connected to the water pump (10), and the two water pipes (11) are fixedly connected to the water tank (9) and the steel casting mold (2) respectively, and a fan (13) is fixedly mounted on the lower surface of the gantry (8); The lower surface of the chassis (1) is provided with a lifting structure, the lifting structure comprising a base (18) arranged below the chassis (1) and a telescopic electric cylinder (19) fixedly mounted on the inner bottom wall of the base (18) and extending outside the base to be fixed to the lower surface of the chassis (1).

2. A steel casting mold that is easy to demould according to claim 1, characterized in that: The closing mechanism comprises a servo motor (3) fixedly mounted on the side wall of the chassis (1), a bidirectional lead screw (4) fixedly mounted on the output shaft of the servo motor (3) and extending into the interior of the chassis (1), a slide seat (5) threadedly connected to the exterior of the bidirectional lead screw (4), and a connecting block (6) fixedly mounted between the slide seat (5) and the steel casting mold (2).

3. A steel casting mold that is easy to demould according to claim 2, characterized in that: The number of the steel casting molds (2) and the number of the slide seats (5) are both two, and the two steel casting molds (2) and the two slide seats (5) are symmetrically arranged, and the threads on the bidirectional lead screw (4) are oppositely arranged.

4. A steel casting mold for easy demoulding according to claim 3, characterized in that: A limiting assembly (7) for limiting the position of the two slide seats (5) is installed on the inner bottom wall of the chassis (1); a sliding opening is provided inside the chassis (1), and two connecting blocks (6) are slidably connected to the sliding opening.

5. The steel casting mold with convenient demoulding according to claim 1, characterized in that: A cooling groove (12) is provided inside the steel casting mold (2), and a bottom water pipe (11) is connected to the cooling groove (12), and the bottom water pipe (11) is a hose.

6. A steel casting mold for easy demoulding according to claim 1, characterized in that: The number of the water pumps (10) is two, and the two water pumps (10) are symmetrically mounted on the left and right outer walls of the gantry (8).

7. A steel casting mold for easy demoulding according to claim 3, characterized in that: The gantry (8) is provided with an ejection structure, and a blocking block (14) is inserted into the inside of the two steel casting molds (2). The ejection structure comprises a mounting seat (15) fixedly mounted on the side of the gantry (8) close to the steel casting mold (2), a screw rod (16) fixedly mounted on the side of the mounting seat (15) close to the steel casting mold (2), and an ejector rod (17) threadedly connected to the other end of the screw rod (16) and cooperating with the blocking block (14) to discharge the steel casting mold (2).

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