Shell core machine sand shooting plate capable of adjusting center distance of sand shooting holes
By designing a shell core machine sand injection board with adjustable center distance of sand injection holes, the high cost and low efficiency problems caused by the large number of shell core molds are solved, and the mold replacement does not require replacement of sand injection boards, which improves production efficiency.
Patent Information
- Application Number
- CN202422362678.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-27
- Publication Date
- 2025-08-05
- Estimated Expiration
- 2034-09-27
AI Technical Summary
The existing shell core molds are large in number and sand injection board specifications, resulting in high mold production cost, long mold hanging time, high management difficulty and low production efficiency.
A shell core machine sand injection board with adjustable center distance of sand injection holes is designed. By setting the nozzle center distance adjustment hole and bolt adjustment hole on the nozzle adjustment board, the nozzle center distance adjustment hole is allowed to be freely adjusted, and a rectangular hole is set on the sand injection board to adapt to nozzle adjustment.
It reduces mold production costs, reduces mold hanging time, and improves production efficiency.
Smart Images
Figure CN223185498U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of aluminum alloy wheel hub shell core manufacturing, in particular to a shell core machine sand shooting plate capable of adjusting the center distance of sand shooting holes. Background Art
[0002] Shell core machines are a widely used molding device in foundries. They can meet various shell core sand production needs and feature adjustable process parameters and automatic mold temperature control. They are available in single-step and automatic operation modes.
[0003] Currently, an increasing number of aluminum alloy wheels feature unique center-hole structures. Therefore, shell-core molding is required for the production of these wheels. Shell-core molds typically consist of two cavities. Because the center-to-center distances between sand cores vary with different core structures, shell-core molds with different center-to-center distances require different specifications of sandblasting plates.
[0004] There are more and more shell core molds and more and more sandblasting plates, which increases the cost of mold production, lengthens the mold hanging time, and makes shell core mold management more difficult, resulting in low production efficiency. Utility Model Content
[0005] The utility model provides a shell core machine sand shooting plate with adjustable sand shooting hole center distance, aiming to solve the problem that the existing shell core molds are increasing and the number of sand shooting plates is also increasing, which results in increased mold production costs, long mold hanging time, and greater difficulty in shell core mold management, leading to low production efficiency.
[0006] The utility model is implemented as follows: a shell core machine sand shooting plate with adjustable sand shooting hole center distance comprises a sand shooting plate, a rectangular hole is opened at the center position of the sand shooting plate, a nozzle adjustment plate is provided below the rectangular hole, a nozzle center distance adjustment hole is symmetrically opened at both ends of the nozzle adjustment plate, and a nozzle is provided on each of the two nozzle center distance adjustment holes of the nozzle adjustment plate.
[0007] Preferably, a bolt adjustment hole is provided on both sides of the nozzle center distance adjustment hole at both ends of the nozzle adjustment plate.
[0008] The beneficial effect of adopting the above further solution is that it is convenient to fix the nozzle bolts installed below through the bolt adjustment hole, and it is convenient to install and disassemble the nozzle.
[0009] Preferably, a perforation is provided at the center of the nozzle, and the perforation is matched with the nozzle center distance adjustment hole. The nozzle is provided with a screw hole on both sides of the perforation, and the screw hole is matched with the bolt adjustment hole.
[0010] The beneficial effect of adopting the above further solution is that the nozzle center distance adjustment hole can be used to freely adjust the center distance between the two nozzles 5 without affecting the normal sand shooting of the nozzle through perforation, and it is easy to adapt to the adjustment of the center distance between the two nozzles and the fixed installation of the nozzle.
[0011] Preferably, a sealing ring is provided on the nozzle.
[0012] The beneficial effect of adopting the above further solution is that the nozzle can be easily sealed.
[0013] Preferably, a sand retaining plate is provided above the sand shooting plate and located above the rectangular hole, studs are provided around the bottom of the sand retaining plate, and the sand retaining plate is fixed to the sand shooting plate by bolts passing through the studs.
[0014] The beneficial effects of adopting the above further solution are: conveniently controlling the amount of sand fed into the sand shooting plate, and conveniently fixing the sand retaining plate to the sand shooting plate with bolts.
[0015] Preferably, the sand-shooting plate is provided with threaded holes around the outer side of the rectangular hole, and the nozzle adjustment plate is provided with nut holes corresponding to the threaded holes around the four sides.
[0016] The beneficial effect of adopting the above further solution is that the nozzle adjustment plate can be conveniently fixedly mounted on the sand shooting plate through the threaded holes.
[0017] Preferably, the nozzle center distance adjustment hole and the bolt adjustment hole are both long strip-shaped slots.
[0018] The beneficial effect of adopting the above further solution is that the nozzle can be easily moved in the long strip hole slot, thereby adjusting the distance between the centers of the two nozzles.
[0019] Compared with the prior art, the beneficial effects of the present invention are as follows: the present invention is a shell core machine sand shooting plate with adjustable sand shooting hole center distance, by providing a nozzle adjustment plate, and symmetrically opening a nozzle center distance adjustment hole at both ends of the nozzle adjustment plate, wherein the nozzle can freely adjust the center distance between the two nozzles on the nozzle adjustment plate, and a rectangular hole is opened at the center position of the sand shooting plate to adapt to the nozzle adjustment. Through this new sand shooting plate structure, the shell core machine sand shooting plate does not need to be replaced when changing the mold, thereby reducing the mold production cost, reducing the mold hanging time, and greatly improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] Figure 1 It is a structural diagram of the utility model;
[0021] Figure 2 for Figure 1 Schematic diagram of the cross-sectional structure;
[0022] Figure 3 for Figure 1A side structural diagram of
[0023] Figure 4 for Figure 3 Schematic diagram of the middle (sand retaining plate) structure;
[0024] Figure 5 for Figure 1 Schematic diagram of the center shot sand plate structure;
[0025] Figure 6 for Figure 1 Schematic diagram of the structure of the nozzle adjustment plate;
[0026] Figure 7 for Figure 3 Schematic diagram of the middle sand baffle structure.
[0027] In the figure: 1. Sand shooting plate; 2. Rectangular hole; 3. Nozzle adjustment plate; 4. Nozzle center distance adjustment hole; 5. Nozzle; 6. Bolt adjustment hole; 7. Sealing ring; 8. Sand retaining plate; 9. Perforation; 10. Screw hole. DETAILED DESCRIPTION
[0028] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.
[0029] See also Figure 1-7 The utility model provides a technical solution for a shell core machine sand shooting plate with adjustable sand shooting hole center distance: a shell core machine sand shooting plate with adjustable sand shooting hole center distance, comprising a sand shooting plate 1, a rectangular hole 2 is opened at the center position of the sand shooting plate 1, a nozzle adjustment plate 3 is provided below the rectangular hole 2, a nozzle center distance adjustment hole 4 is symmetrically opened at both ends of the nozzle adjustment plate 3, and a nozzle 5 is provided on each of the two nozzle center distance adjustment holes 4 of the nozzle adjustment plate 3.
[0030] In this embodiment, a nozzle adjustment plate 3 is provided, and a nozzle center distance adjustment hole 4 is symmetrically opened at both ends of the nozzle adjustment plate 3, wherein the nozzle 5 can freely adjust the center distance between the two nozzles 5 on the nozzle adjustment plate 3, and a rectangular hole 2 is opened at the center position of the sand shooting plate 1 to adapt to the adjustment of the nozzle 5. In this way, the sand shooting plate 1 of the shell core machine does not need to be replaced when changing the mold, thereby reducing the mold production cost, reducing the mold hanging time, and improving production efficiency.
[0031] further; the nozzle adjustment plate 3 is located at both ends of the nozzle center distance adjustment hole 4 on both sides are provided with a bolt adjustment hole 6.
[0032] In this embodiment, bolt adjustment holes 6 are provided on both sides of the nozzle center distance adjustment hole 4 on the nozzle adjustment plate 3, so that the nozzle 5 installed below can be bolted together through the bolt adjustment holes 6, which facilitates the installation and removal of the nozzle.
[0033] Typically, a perforation 9 is provided at the center of the nozzle 5, and the perforation 9 and the nozzle center distance adjustment hole 4 are adapted to each other, and the nozzle 5 is provided with a screw hole 10 on both sides of the perforation, and the screw hole 10 and the bolt adjustment hole 6 are adapted to each other.
[0034] In this embodiment, the perforation 9 and the nozzle center distance adjustment hole 4 are adapted to each other, and their positions correspond to each other, which makes it convenient for the nozzle center distance adjustment hole 4 to freely adjust the center distance between the two nozzles 5 without affecting the normal sand shooting of the nozzle 5 through the perforation 9. The screw hole 10 and the bolt adjustment hole 6 are adapted to each other, and their positions correspond to each other, which is convenient for adapting to adjusting the center distance between the two nozzles 5 and fixing the nozzle 5.
[0035] Specifically, a sealing ring 7 is provided on the nozzle 5.
[0036] In this embodiment, a sealing ring 7 is sleeved on the nozzle 5 to facilitate sealing of the nozzle 5 .
[0037] In addition, the sand-shooting plate 1 is provided with a sand retaining plate 8 above the rectangular hole 2. The bottom of the sand retaining plate 8 is provided with studs around the sand retaining plate 8. The sand retaining plate 8 is fixed to the sand-shooting plate 1 by bolts passing through the studs.
[0038] In this embodiment, by providing a sand guard plate 8, it is convenient to control the amount of sand entering the sand shooting plate 2. By providing a stud at the bottom of the sand guard plate 8, it is convenient to let sand enter from the gap between the sand guard plate 8 and the sand shooting plate 1, and it is also convenient to fix the sand guard plate 8 on the sand shooting plate 1 with bolts.
[0039] In addition, the sand-shooting plate 1 is provided with a threaded hole around the outer side of the rectangular hole 2, and the nozzle adjustment plate 3 is provided with nut holes corresponding to the threaded holes around the nozzle adjustment plate 3.
[0040] In this embodiment, threaded holes are provided around the outer side of the rectangular hole 2 of the sand blasting plate 1 to facilitate the nozzle adjustment plate 3 to be fixedly mounted on the sand blasting plate 1 through the threaded holes.
[0041] It should be noted that the nozzle center distance adjustment hole 4 and the bolt adjustment hole 6 are both long strip-shaped slots.
[0042] In this embodiment, a long strip-shaped slot is provided through the nozzle center distance adjustment hole 4 and the bolt adjustment hole 6, so that the nozzle 5 can be easily moved in the long strip-shaped slot, thereby adjusting the center distance between the two nozzles 5.
[0043] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.
Claims
1. A shell core machine sand shooting plate with adjustable sand shooting hole center distance, characterized by: The invention comprises a sand-shooting plate (1), wherein a rectangular hole (2) is provided at the center of the sand-shooting plate (1), a nozzle adjustment plate (3) is provided below the rectangular hole (2), and a nozzle center distance adjustment hole (4) is symmetrically provided at each end of the nozzle adjustment plate (3), and a nozzle (5) is provided on each of the two nozzle center distance adjustment holes (4) of the nozzle adjustment plate (3).
2. The shell core machine sand blasting plate with adjustable sand blasting hole center distance according to claim 1, characterized in that: A bolt adjustment hole (6) is provided on both sides of the nozzle center distance adjustment hole (4) at both ends of the nozzle adjustment plate (3).
3. The shell core machine sand blasting plate with adjustable sand blasting hole center distance according to claim 1, characterized in that: A perforation (9) is provided at the center of the nozzle (5), and the perforation (9) and the nozzle center distance adjustment hole (4) are adapted to each other. A screw hole (10) is provided on both sides of the perforation of the nozzle (5), and the screw hole (10) and the bolt adjustment hole (6) are adapted to each other.
4. The shell core machine sand blasting plate with adjustable sand blasting hole center distance according to claim 3, characterized in that: A sealing ring (7) is sleeved on the nozzle (5).
5. The shell core machine sand blasting plate with adjustable sand blasting hole center distance according to claim 1, characterized in that: The sand blasting plate (1) is provided with a sand retaining plate (8) above the rectangular hole (2), and studs are provided around the bottom of the sand retaining plate (8). The sand retaining plate (8) is fixed to the sand blasting plate (1) by bolts passing through the studs.
6. The shell core machine sand blasting plate with adjustable sand blasting hole center distance according to claim 1, characterized in that: The sandblasting plate (1) is provided with threaded holes around the outer side of the rectangular hole (2), and the nozzle adjustment plate (3) is provided with nut holes corresponding to the threaded holes around the outer side.
7. The shell core machine sand blasting plate with adjustable sand blasting hole center distance according to claim 1, characterized in that: The nozzle center distance adjustment hole (4) and the bolt adjustment hole (6) are both long strip-shaped slots.