Core-pulling mold

Abstract

The utility model relates to the technical field of molds, and discloses a core-pulling mold which comprises a frame, a mold cavity shell is arranged in the middle of the interior of the frame, a fixed seat is arranged on the top wall of the mold cavity shell, the right side of the mold cavity shell is communicated with a movable cavity pipe, and a core-pulling device is rotationally installed on the top wall of the fixed seat. A plurality of mold cores are arranged on the bottom wall of the core pulling equipment, a connecting opening is fixedly formed in one end of each mold core, a clamping shell is fixedly installed on the left side of the frame, an air cylinder is fixedly connected to the left side of the clamping shell, a mounting base is fixedly connected to the right end of the air cylinder, and a pull rod is fixedly connected to the top wall of the mounting base. According to the utility model, the inclined ejection seat is driven, so that the plurality of sliding rods are driven upwards together, the core-pulled faucet can be ejected, and the air cylinder drives the mounting seat to perform secondary displacement, so that the aim of automatic demolding is fulfilled, and the continuity of the mold during working is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of moulds, in particular to a core-pulling mould. Background Art

[0002] A faucet is a device for controlling water flow, commonly found in kitchens and bathrooms. It consists of a housing, a control handle, a valve core, a water outlet and a sealing part. The handle of the faucet is used to adjust the water flow rate and temperature, the valve core controls the opening and closing of the water, and the water outlet guides the water flow to the usage area. When casting and producing a faucet, a core bar is required to form the water outlet, water inlet and valve port of the faucet.

[0003] After retrieval, the Chinese patent publication number is: CN208628380U, which discloses a faucet processing mould, relating to the technical field of faucet production and processing. It includes an upper mould and a lower mould. Mould grooves are provided in the middle of both the upper mould and the lower mould. A first core-pulling member, a second core-pulling member and a third core-pulling member are arranged in the lower mould. One ends of the first core-pulling member, the second core-pulling member and the third core-pulling member are located in the mould groove. Blocks are fixedly connected to the middle parts of the first core-pulling member, the second core-pulling member and the third core-pulling member. U-shaped grooves are provided inside the first core-pulling member, the second core-pulling member and the third core-pulling member. There are two outlets of the U-shaped groove, and a water inlet pipe and a water outlet pipe are respectively fixedly connected to the two outlets. In this faucet processing mould, by arranging the first core-pulling member, the second core-pulling member and the third core-pulling member, a hollow faucet can be processed quickly and efficiently, the grinding time is reduced, and the production efficiency is improved. By arranging the limit groove and the limit post, a limiting effect is achieved, which facilitates the corresponding connection of the upper mould and the lower mould. However, in actual use, this mould improves the production efficiency through multiple core-pullings. However, after the core-pulling is completed, it is necessary for the operator to manually demould, thus increasing the waiting time for demoulding and reducing the work efficiency. Summary of the Utility Model

[0004] In order to make up for the above deficiencies, the utility model provides a core-pulling mould, aiming to improve the problem that after the core-pulling is completed, it is necessary for the operator to manually demould, thus increasing the waiting time for demoulding and reducing the work efficiency.

[0005] To achieve the above object, the utility model adopts the following technical scheme: A core-pulling mold, including a frame, a mold cavity shell is arranged in the middle of the interior of the frame, a fixed seat is arranged on the top wall of the mold cavity shell, a movable cavity tube is communicated with the right side of the mold cavity shell, a core-pulling device is rotatably installed on the top wall of the fixed seat, a plurality of mold cores are arranged on the bottom wall of the core-pulling device, a connection port is fixedly installed at one end of the mold core, a clamping shell is fixedly installed on the left side of the frame, a cylinder is fixedly connected to the left side of the clamping shell, an installation seat is fixedly connected to the right end of the cylinder, a pull rod is fixedly connected to the top wall of the installation seat, an inclined ejector seat is slidably installed on the left side of the middle part of the frame, sliding rods are arranged at four corners of the inner bottom wall of the frame, a top shell is arranged on the top wall of the frame, and a plurality of bolts are threadedly connected to the top wall of the top shell, and the middle parts of the bolts penetrate through the interior of the top shell and are threadedly connected to the top wall of the frame.

[0006] Through the above technical scheme: Through the upward displacement of the inclined ejector seat, a plurality of sliding rods are displaced upward together, so that the mold after core-pulling can be jacked up. A clamping shell is fixedly installed on the left side of the frame, which is connected to the cylinder on the left side. The cylinder drives the pull rod through the installation seat, so that the mold can be accurately pushed a second time during the mold opening and closing process, reducing the need for manual operation and lowering the labor intensity of workers.

[0007] As a further description of the above technical scheme:

[0008] An adapter is arranged on the left side of the top of the frame, and the right side of the adapter is fixedly installed with one end of the corresponding mold core respectively, and pressing plates are fixedly connected to the front and rear sides of the inner bottom wall of the clamping shell.

[0009] Through the above technical scheme: The adapter can connect different mold cores, thus optimizing the use range of the equipment and improving flexibility. The pressing plates improve the compatibility between components and the overall structural strength.

[0010] As a further description of the above technical scheme:

[0011] A plurality of positioning columns are fixedly installed on the right side of the frame, and the plurality of positioning columns are arranged at equal intervals.

[0012] Through the above technical scheme: It is convenient to fixedly install the mold, thereby increasing the stability of the mold.

[0013] As a further description of the above technical scheme:

[0014] Positioning plates are arranged at the left ends of the front and rear sides of the frame, and both the two positioning plates are threadedly connected to the frame through the bolts.

[0015] Through the above technical solutions, the positioning plate improves the fixing effect on the left side of the middle part of the mold and reduces the situation of unstable connection.

[0016] As a further description of the above technical solutions:

[0017] Ring-shaped gaskets are fixedly installed in the middle of multiple said mold cores, and the outer walls of multiple said ring-shaped gaskets are respectively fixedly connected to the top wall of the fixed seat.

[0018] Through the above technical solutions, the protective effect of the contact between the mold core and the frame is increased, thereby reducing wear.

[0019] As a further description of the above technical solutions:

[0020] A plurality of protection plates are fixedly installed on the top wall of the middle part of the frame, and the plurality of protection plates are all symmetrically arranged.

[0021] Through the above technical solutions, the strength of the middle part of the frame is improved, and the service life of the mold is increased.

[0022] As a further description of the above technical solutions:

[0023] Fixing frames are fixedly connected to the right ends of the front and rear sides of the middle part of the frame, and the two fixing frames are both designed in an L shape.

[0024] Through the above technical solutions, the connection effect on the right side of the middle part of the frame is improved.

[0025] As a further description of the above technical solutions:

[0026] A plurality of conveying pipes are arranged on the right side of the middle part of the frame, and rubber rings are fixedly connected to the middle parts of the plurality of conveying pipes.

[0027] Through the above technical solutions, the rubber ring improves the protection of the conveying pipe and the wear-resistant effect of the conveying pipe.

[0028] The utility model has the following beneficial effects:

[0029] 1. In the utility model, after the core-pulling is completed by the core-pulling device, the inclined ejector seat is driven, so that a plurality of sliding rods are driven upward together, so that the core-pulled faucet can be lifted, and then the cylinder drives the mounting seat to displace, so as to achieve the purpose of automatic demolding, avoiding the situation that the operator needs to manually demold and increasing the waiting time, so that the work efficiency is improved and the continuity during the operation of the mold is increased.

[0030] 2. In the present utility model, through the installation of the adapter and multiple mold cores, under the conversion connection of different mold cores, the mold can perform core-pulling work on faucets of different specifications, thereby improving the applicable range of the mold core-pulling and increasing the flexibility of the mold. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 is a perspective view of a core-pulling mold proposed by the present utility model;

[0032] Figure 2 is a top view of a core-pulling mold proposed by the present utility model;

[0033] Figure 3 is a schematic structural view of the fixed seat of a core-pulling mold proposed by the present utility model;

[0034] Figure 4 is a schematic structural view of the angled lifter seat of a core-pulling mold proposed by the present utility model;

[0035] Figure 5 is a core-pulling mold proposed by the present utility model Figure 2 enlarged view of part A.

[0036] LEGEND DESCRIPTION:

[0037] 1. Frame; 2. Mold cavity shell; 3. Fixed seat; 4. Movable cavity tube; 5. Core-pulling device; 6. Mold core; 7. Connection port; 8. Adapter; 9. Cylinder; 10. Angled lifter seat; 11. Slide bar; 12. Mounting seat; 13. Rubber ring; 14. Clamping shell; 15. Delivery pipe; 16. Top shell; 17. Bolt; 18. Pressing plate; 19. Positioning column; 20. Positioning plate; 21. Pull rod; 22. Annular gasket; 23. Protection plate; 24. Fixed bracket. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0038] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0039] Refer to Figure 1 、 Figure 2 and Figure 3, An embodiment provided by the present utility model: A core-pulling mold, including a frame 1, a mold cavity shell 2 is arranged in the middle of the interior of the frame 1, a fixed seat 3 is arranged on the top wall of the mold cavity shell 2, a movable cavity tube 4 is communicated with the right side of the mold cavity shell 2, a core-pulling device 5 is rotatably installed on the top wall of the fixed seat 3, a plurality of mold cores 6 are arranged on the bottom wall of the core-pulling device 5, a connection port 7 is fixedly installed at one end of the mold core 6, a clamping shell 14 is fixedly installed on the left side of the frame 1, a cylinder 9 is fixedly connected to the left side of the clamping shell 14, the right end of the cylinder 9 is fixedly connected to a mounting seat 12, a pull rod 21 is fixedly connected to the top wall of the mounting seat 12, an inclined ejector seat 10 is slidably installed on the left side of the middle of the frame 1, slide rods 11 are arranged at the four corners of the inner bottom wall of the frame 1, a top shell 16 is arranged on the top wall of the frame 1, and a plurality of bolts 17 are threadedly connected to the top wall of the top shell 16, and the middle of the bolt 17 penetrates through the interior of the top shell 16 and is threadedly connected to the top wall of the frame 1;

[0040] Specifically, a mold cavity shell 2 is designed in the middle of the interior of the frame 1 for accommodating and shaping the material of the workpiece. A fixed seat 3 is arranged on the top wall of the mold cavity shell 2 to stably support each component of the mold. The right side of the mold cavity shell 2 is communicated with the movable cavity tube 4. A rotatable core-pulling device 5 is installed on the top wall of the fixed seat 3, and this device can precisely control the displacement movement of the mold core 6. A clamping shell 14 is fixedly installed on the left side of the frame 1, and a cylinder 9 is embedded in the clamping shell 14. The inclined ejector seat 10 slides on the left side of the middle of the frame 1 through the slide rods 11. Then, after the inclined ejector seat 10 is driven, the plurality of slide rods 11 are displaced upward together, and the castings after core-pulling can be lifted. Furthermore, the cylinder 9 drives the mounting seat 12 to displace, so that the mounting seat 12 drives the castings to displace, thereby achieving the purpose of automatic demolding, avoiding the situation that operators need to manually demold and improving the waiting time. A top shell 16 is arranged on the top wall of the frame 1, and the top shell 16 is fixed to the frame 1 through a plurality of bolts 17, which is convenient for regular maintenance and cleaning of the mold. The middle of the bolt 17 penetrates through the interior of the top shell 16 and is threadedly connected to the top wall of the frame 1, ensuring the stability of the top shell 16.

[0041] Refer to Figure 1 , Figure 2 and Figure 5 , an adapter 8 is arranged on the left side of the top of the frame 1, and the right side of the adapter 8 is fixedly installed with one end of the corresponding mold core 6 respectively; pressing plates 18 are fixedly connected to the front and rear sides of the inner bottom wall of the clamping shell 14; a plurality of positioning columns 19 are fixedly installed on the right side of the frame 1, and the plurality of positioning columns 19 are arranged at equal intervals; positioning plates 20 are arranged at the left ends of the front and rear sides of the frame 1, and both interiors of the two positioning plates 20 are threadedly connected to the frame 1 through bolts 17;

[0042] Specifically, by fixedly installing the adapter 8 with different core molds 6, the mold can perform core pulling operations on faucets of different specifications, thereby improving the flexibility of the mold and increasing the adaptability range of the mold. By means of the pressing plate 18, the toughness of the engaging shell 14 is improved, and the service life of the engaging shell 14 is increased. By means of the positioning column 19, it is convenient to fixedly install the mold, thereby improving the stability of the mold during the core pulling operation. By means of the positioning plate 20, the connection effect in the middle of the mold is improved.

[0043] Refer to Figure 2 、 Figure 3 and Figure 4 As shown in, annular gaskets 22 are fixedly installed in the middle of multiple core molds 6, and the outer walls of the multiple annular gaskets 22 are respectively fixedly connected to the top wall of the fixed seat 3; multiple protection plates 23 are fixedly installed on the top wall in the middle of the frame 1, and the multiple protection plates 23 are all arranged symmetrically; fixing frames 24 are fixedly connected to the right ends of the front and rear sides in the middle of the frame 1, and the two fixing frames 24 are both designed in an L shape; multiple conveying pipes 15 are arranged on the right side in the middle of the frame 1, and rubber rings 13 are fixedly connected to the middle of the multiple conveying pipes 15;

[0044] Specifically, by fixedly installing the annular gasket 22, the protection effect at the contact position between the core mold 6 and the frame 1 is improved, thereby reducing the wear at the contact position between the core mold 6 and the frame 1. By means of the protection plate 23, the strength in the middle of the frame 1 is improved, thereby increasing the service life of the frame 1. By means of the fixing frame 24, the connection effect at the connection position on the right side in the middle of the frame 1 is improved. By means of the rubber ring 13, the protection effect on the conveying pipe 15 is improved, thereby increasing the wear resistance of the conveying pipe 15.

[0045] Working principle: When starting to use, the mold cavity shell 2 can hold the material of the workpiece, and the fixed seat 3 on its top wall stably supports each component of the mold. By starting the core-pulling device 5, the core-pulling device 5 can perform core-pulling on the casting through the mold core 6, so as to accurately control the unique movement of the mold core 6. One end of the mold core 6 is connected to the connection port 7 to ensure the stable movement of the mold core 6 during the mold opening and closing processes. A clamping shell 14 is fixedly installed on the left side of the frame 1, and a cylinder 9 is embedded in the clamping shell 14. The inclined ejector seat 10 slides on the left side of the middle part of the frame 1 through the slide bars 11. Then, after the inclined ejector seat 10 is driven by the core-pulling device 5, the multiple slide bars 11 are displaced upward together, so as to lift the casting after core-pulling is completed. Further, the cylinder 9 drives the mounting seat 12 to displace, so that the mounting seat 12 drives the casting to displace, thus achieving the purpose of automatic demolding, avoiding the situation that the operator needs to manually perform demolding and improving the waiting time, thereby improving the work efficiency. And through the installation and connection of the adapter 8 with multiple mold cores 6, by disassembling and installing different mold cores 6, the purpose of performing core-pulling work on faucets of different specifications is achieved, increasing the flexibility of the mold, and further expanding the processing range of the mold core-pulling work.

[0046] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements on some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A core-pulling mold, comprising a frame (1), characterized in that: A mold cavity shell (2) is provided in the middle of the interior of the frame (1), a fixed seat (3) is provided on the top wall of the mold cavity shell (2), a movable cavity tube (4) is connected to the right side of the mold cavity shell (2), a core pulling device (5) is rotatably mounted on the top wall of the fixed seat (3), a plurality of mold cores (6) are provided on the bottom wall of the core pulling device (5), a connection port (7) is fixedly mounted on one end of the mold core (6), a snap-fit ​​shell (14) is fixedly mounted on the left side of the frame (1), and a cylinder (9) is fixedly connected to the left side of the snap-fit ​​shell (14). The right end of the cylinder (9) is fixedly connected to a mounting seat (12), the top wall of the mounting seat (12) is fixedly connected to a pull rod (21), an inclined top seat (10) is slidably mounted on the left side of the middle part of the frame (1), four corners of the inner bottom wall of the frame (1) are provided with sliding rods (11), the top wall of the frame (1) is provided with a top shell (16), the top wall of the top shell (16) is threadedly connected to a plurality of bolts (17), the middle part of the bolts (17) passes through the interior of the top shell (16) and is threadedly connected to the top wall of the frame (1).

2. A core-pulling mold according to claim 1, characterized in that: An adapter (8) is provided on the left side of the top of the frame (1), and the right side of the adapter (8) is fixedly mounted to one end of the corresponding mold core (6), and the front and rear sides of the inner bottom wall of the locking shell (14) are fixedly connected to a pressing plate (18).

3. A core-pulling mold according to claim 1, characterized in that: A plurality of positioning columns (19) are fixedly mounted on the right side of the frame (1), and the plurality of positioning columns (19) are arranged at equal distances.

4. A core-pulling mold according to claim 1, characterized in that: Positioning plates (20) are provided at the left ends of the front and rear sides of the frame (1), and the interiors of the two positioning plates (20) are threadedly connected to the frame (1) via the bolts (17).

5. The core-pulling mold according to claim 1, characterized in that: An annular gasket (22) is fixedly mounted in the middle of each of the plurality of mold cores (6), and the outer walls of each of the plurality of annular gaskets (22) are respectively fixedly connected to the top wall of the fixing seat (3).

6. A core-pulling mold according to claim 1, characterized in that: A plurality of protection plates (23) are fixedly mounted on the middle top wall of the frame (1), and the plurality of protection plates (23) are symmetrically arranged.

7. The core-pulling mold according to claim 1, characterized in that: The right ends of the front and rear sides of the middle part of the frame (1) are both fixedly connected to fixing frames (24), and the two fixing frames (24) are both L-shaped.

8. The core-pulling mold according to claim 1, characterized in that: A plurality of delivery pipes (15) are arranged on the right side of the middle portion of the frame (1), and a rubber ring (13) is fixedly connected to the middle portion of each of the plurality of delivery pipes (15).

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