Valve casting mold

Abstract

The utility model belongs to the technical field of valve casting, and discloses a valve casting mold which comprises a base, a fixed seat is fixed at the top of the base, the fixed seat is connected with a top seat through a supporting rod, a hydraulic cylinder is installed on the top seat, a piston rod of the hydraulic cylinder is connected with a lifting seat, an upper mold is installed at the bottom of the lifting seat, and a lower mold is installed on the upper mold. A lower mold corresponding to the upper mold is mounted at the top of the fixing seat, a displacement assembly is mounted on the fixing seat, and the mold cleaning assembly moves between the upper mold and the lower mold through the displacement assembly, so that high-pressure air can blow away chippings attached to the inner walls of the upper mold and the lower mold, and the situation that next use of the mold is affected is avoided; the mold lubricating assembly is moved between the upper mold and the lower mold through the displacement assembly, so that the atomized lubricant is adhered to the inner walls of the upper mold and the lower mold, the friction between a casting and the mold is reduced, the wear of the mold is reduced, and the use of the mold is facilitated.

Description

Technical Field

[0001] The utility model belongs to the technical field of valve casting, in particular to a valve casting mould. Background Art

[0002] Valve casting mold is an important tool for producing valve castings. It plays a key role in the valve manufacturing process. Valve casting mold should have the following characteristics: good heat resistance, able to withstand the pouring of high-temperature molten metal without deformation, high hardness and wear resistance to ensure that it can maintain its accuracy after repeated use, precise cavity design to ensure that the shape and size of the casting meet the requirements.

[0003] The Chinese patent application number 202120040004.8 discloses a valve water pump accessory casting mold, including a bottom plate, a mounting seat and an upper fixed seat, wherein guide rods are arranged at the four corners of the upper end of the bottom plate, a top plate is arranged at the upper end of the guide rod, a hydraulic telescopic rod is arranged in the middle of the top plate, and the output end of the hydraulic telescopic rod passes through the middle of the top plate. By arranging a first fixing bolt, a second fixing bolt, an upper fixed seat, a lower fixed seat, a mounting seat, a bottom plate, a top plate, a guide column, a guide sleeve and a hydraulic telescopic rod, the hydraulic telescopic rod can drive the mounting seat to rise and fall with the assistance of the guide rod and the guide sleeve during operation, so that the upper mold and the lower mold can be conveniently combined and separated, and when the upper mold and the lower mold are combined, the hydraulic telescopic rod can apply a sufficiently large force to the upper mold through the mounting seat, so that the upper mold and the lower mold are combined very tightly, so as to prevent the casting mold from causing relative displacement due to accidents and ensure the molding quality of the material in the casting mold.

[0004] However, the above-mentioned valve and water pump accessories casting mold has the following shortcomings during actual use: some residual debris will remain inside the mold after use, affecting the next use; secondly, the friction between the casting and the mold during demolding will cause wear of the mold, affecting the service life of the mold.

[0005] Therefore, a valve casting mold is proposed to address the above problems. Utility Model Content

[0006] In order to solve the problems raised in the above background technology, the utility model provides a valve casting mold, which has the advantages of cleaning the inner cavity of the mold and increasing the lubrication of the casting and the mold.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a valve casting mold, comprising a base, a fixed seat fixed on the top of the base, the fixed seat is connected to a top seat through a support rod, a hydraulic cylinder is installed on the top seat, the piston rod of the hydraulic cylinder is connected to a lifting seat, an upper mold is installed at the bottom of the lifting seat, a lower mold corresponding to the upper mold is installed on the top of the fixed seat, a displacement assembly is installed on the fixed seat, the displacement assembly is connected to a movable mounting box, and a mold cleaning assembly and a mold lubrication assembly are installed on the movable mounting box.

[0008] Preferably, the four hanging corners of the lifting seat are fixedly connected with positioning pieces, the positioning pieces are provided with positioning holes, and the support rods are arranged in the positioning holes.

[0009] Preferably, the displacement assembly includes two correspondingly arranged fixed plates, a screw rod and a positioning slide rod are provided between the fixed plates, a moving block is connected between the screw rod and the positioning slide rod, the moving block is fixedly connected to a movable mounting box, and one end of the screw rod is connected to a driving motor.

[0010] Preferably, a threaded hole and a positioning slide hole are respectively provided on the moving block, the threaded hole is threadedly connected to a lead screw, and the positioning slide rod is arranged in the positioning slide hole.

[0011] Preferably, ventilation holes are provided on both sides of the movable installation box.

[0012] Preferably, the mold cleaning assembly comprises a fan, the outlet of the fan is connected to an air duct, the air duct passes through the movable installation box and is connected to a U-shaped air duct, and the U-shaped air duct is provided with an inclined exhaust port.

[0013] Preferably, the mold lubrication assembly includes a lubricant storage box, the lubricant storage box is connected to a liquid conduction pump through a pipeline, the outlet of the liquid conduction pump is connected to a liquid conduction tube, the liquid conduction tube is connected to a U-shaped liquid tube, and an atomizing nozzle is installed on the U-shaped liquid tube.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model sets a mold cleaning component, and moves the mold cleaning component between the upper mold and the lower mold through the displacement component, so that the high-pressure wind can blow away the debris attached to the inner wall of the upper mold and the lower mold to avoid affecting the next use of the mold;

[0016] 2. The utility model sets a mold lubrication component, and moves the mold lubrication component between the upper mold and the lower mold through the displacement component, so that the atomized lubricant adheres to the inner walls of the upper mold and the lower mold, so as to reduce the friction between the casting and the mold, reduce the wear of the mold, and facilitate the use of the mold. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a structural schematic diagram of the position of the lifting seat of the utility model;

[0019] Figure 3 It is a structural schematic diagram of the displacement assembly of the utility model;

[0020] Figure 4 This is a schematic diagram of the appearance structure of the movable installation box of the utility model;

[0021] Figure 5 This is a schematic cross-sectional view of the movable installation box of the utility model;

[0022] Figure 6 It is a structural schematic diagram of the moving block of the utility model.

[0023] In the figure: 1. base; 2. fixed seat; 3. support rod; 4. top seat; 5. hydraulic cylinder; 6. lifting seat; 7. upper mold; 8. lower mold;

[0024] 9. displacement assembly; 91. fixing plate; 92. screw rod; 93. positioning slide rod; 94. moving block; 95. driving motor;

[0025] 10. Removable installation box;

[0026] 11. mold cleaning assembly; 111. fan; 112. air duct; 113. U-shaped air duct; 114. exhaust port;

[0027] 12. mold lubrication assembly; 121. lubricant storage box; 122. liquid guide pump; 123. liquid guide tube; 124. U-shaped liquid tube; 125. atomizing nozzle;

[0028] 13. Positioning piece; 14. Positioning hole; 15. Threaded hole; 16. Positioning sliding hole; 17. Ventilation hole. DETAILED DESCRIPTION

[0029] 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.

[0030] like Figures 1 to 6As shown, the utility model provides a valve casting mold, including a base 1, a fixed seat 2 is fixed on the top of the base 1, the fixed seat 2 is connected to a top seat 4 through a support rod 3, a hydraulic cylinder 5 is installed on the top seat 4, the piston rod of the hydraulic cylinder 5 is connected to a lifting seat 6, an upper mold 7 is installed at the bottom of the lifting seat 6, a lower mold 8 corresponding to the upper mold 7 is installed on the top of the fixed seat 2, a displacement component 9 is installed on the fixed seat 2, the displacement component 9 is connected to a movable installation box 10, and a mold cleaning component 11 and a mold lubrication component 12 are installed on the movable installation box 10.

[0031] Specifically, the four hanging corners of the lifting seat 6 are fixedly connected with positioning members 13 , the positioning members 13 are provided with positioning holes 14 , and the support rods 3 are arranged in the positioning holes 14 .

[0032] Furthermore, the displacement assembly 9 includes two correspondingly arranged fixed plates 91, a screw rod 92 and a positioning slide rod 93 are arranged between the fixed plates 91, a moving block 94 is connected between the screw rod 92 and the positioning slide rod 93, the moving block 94 is fixedly connected to the movable installation box 10, and one end of the screw rod 92 is connected to a driving motor 95.

[0033] Furthermore, a threaded hole 15 and a positioning slide hole 16 are respectively provided on the moving block 94 . The threaded hole 15 is threadedly connected to the screw rod 92 , and the positioning slide rod 93 is disposed in the positioning slide hole 16 .

[0034] It is worth noting that ventilation holes 17 are provided on both sides of the movable installation box 10 .

[0035] It is worth noting that the mold cleaning component 11 includes a fan 111, the outlet of the fan 111 is connected to an air duct 112, the air duct 112 passes through the movable mounting box 10 and is connected to a U-shaped air duct 113, and an inclined exhaust port 114 is installed on the U-shaped air duct 113. The mold cleaning component 11 is moved between the upper mold 7 and the lower mold 8 through the displacement component 9, so that high-pressure wind can blow away the debris attached to the inner walls of the upper mold 7 and the lower mold 8 to avoid affecting the next use of the mold.

[0036] It is worth mentioning that the mold lubrication assembly 12 includes a lubricant storage box 121, which is connected to a liquid pump 122 through a pipeline, the outlet of the liquid pump 122 is connected to a liquid pipe 123, the liquid pipe 123 is connected to a U-shaped liquid pipe 124, and an atomizing nozzle 125 is installed on the U-shaped liquid pipe 124. The mold lubrication assembly 12 is moved between the upper mold 7 and the lower mold 8 through the displacement assembly 9, so that the atomized lubricant adheres to the inner walls of the upper mold 7 and the lower mold 8, so as to reduce the friction between the casting and the mold, reduce the wear of the mold, and facilitate the use of the mold.

[0037] Among them, the hydraulic cylinder 5, the drive motor 95, the fan 111, and the liquid transfer pump 122 are existing technologies and will not be described in detail; at the same time, the utility model also includes a power supply, a controller, and a switch, which are not the main technical points of this patent and will not be described in detail.

[0038] Working principle and process: start the hydraulic cylinder 5, the hydraulic cylinder 5 contracts, so that the lifting seat 6 drives the upper mold 7 to move up, start the driving motor 95 of the displacement component 9, and then the screw 92 rotates. Under the action of the thread and the positioning slide bar 93, the moving block 94 moves, which can drive the movable installation box 10 to move. At the same time, start the fan 111 of the mold cleaning component 11, and then the wind flows through the air guide pipe 112 and the U-shaped air duct 113 and is blown out from the exhaust port 114, and the debris attached to the inner wall of the upper mold 7 and the lower mold 8 is blown away by high-pressure wind. When the movable installation box 10 is reset, turn off the fan 111, start the liquid guide pump 122 of the mold lubrication component 12, and then the lubricant is sprayed out from the atomizing nozzle 125 after passing through the liquid guide pipe 123 and the U-shaped liquid pipe 124, so that the lubricant adheres to the inner wall of the upper mold 7 and the lower mold 8, so as to reduce the friction between the casting and the mold, thereby reducing the wear on the mold and extending the service life of the mold.

[0039] 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.

[0040] 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 valve casting mold, comprising a base (1), characterized in that: A fixed seat (2) is fixed on the top of the base (1); the fixed seat (2) is connected to a top seat (4) via a support rod (3); a hydraulic cylinder (5) is installed on the top seat (4); a piston rod of the hydraulic cylinder (5) is connected to a lifting seat (6); an upper mold (7) is installed on the bottom of the lifting seat (6); a lower mold (8) corresponding to the upper mold (7) is installed on the top of the fixed seat (2); a displacement component (9) is installed on the fixed seat (2); the displacement component (9) is connected to a movable installation box (10); a mold cleaning component (11) and a mold lubrication component (12) are installed on the movable installation box (10).

2. A valve casting mold according to claim 1, characterized in that: The four hanging corners of the lifting seat (6) are fixedly connected with positioning members (13), the positioning members (13) are provided with positioning holes (14), and the support rods (3) are arranged in the positioning holes (14).

3. A valve casting mold according to claim 1, characterized in that: The displacement assembly (9) comprises two correspondingly arranged fixed plates (91), a screw rod (92) and a positioning slide rod (93) are arranged between the fixed plates (91), a moving block (94) is connected between the screw rod (92) and the positioning slide rod (93), the moving block (94) is fixedly connected to the movable installation box (10), and one end of the screw rod (92) is connected to a driving motor (95).

4. A valve casting mold according to claim 3, characterized in that: The moving block (94) is provided with a threaded hole (15) and a positioning slide hole (16) respectively. The threaded hole (15) is threadedly connected to the screw rod (92), and the positioning slide rod (93) is arranged in the positioning slide hole (16).

5. A valve casting mold according to claim 1, characterized in that: Ventilation holes (17) are provided on both sides of the movable installation box (10).

6. A valve casting mold according to claim 1, characterized in that: The mold cleaning assembly (11) comprises a fan (111), the outlet of the fan (111) is connected to an air duct (112), the air duct (112) passes through the movable installation box (10) and is connected to a U-shaped air duct (113), and an inclined exhaust port (114) is installed on the U-shaped air duct (113).

7. A valve casting mold according to claim 1, characterized in that: The mold lubrication assembly (12) comprises a lubricant storage box (121), the lubricant storage box (121) is connected to a liquid conduction pump (122) via a pipeline, the outlet of the liquid conduction pump (122) is connected to a liquid conduction pipe (123), the liquid conduction pipe (123) is connected to a U-shaped liquid pipe (124), and an atomizing nozzle (125) is installed on the U-shaped liquid pipe (124).

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