Core assembling and setting tool for large machine body
By designing a core-assembly lower core tooling including guide and lifting mechanisms, the problems of complex operation and low efficiency in the prior art are solved, the effects of long mold life and high production efficiency are achieved, and the surface quality of the sand core is improved.
Patent Information
- Application Number
- CN202422118875.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-30
- Publication Date
- 2025-07-11
- Estimated Expiration
- 2034-08-30
AI Technical Summary
The existing V-shaped cylinder core lower core tooling has problems such as complex operation, low production efficiency and short mold service life.
A core-assembly lower core workpiece including an upper body, a lower body, a base, a positioning plate, a clamping plate, a lifting ring, a guide rod, a positioning pin, a lifting plate, a guide shaft, a linear bearing and a sand core positioning rod is designed, and the overall lower core operation of the cylinder core is realized through a guide mechanism and a lifting mechanism.
It improves the simplicity of operation, extends the service life of the mold, and improves the production efficiency while improving the surface quality of the sand core.
Smart Images
Figure CN223083770U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the field of casting technology, and specifically relates to a core setting and core lowering tooling for a large-sized body. Background Art
[0002] The core setting and core lowering tooling structure of a V-type cylinder block mostly adopts a tooling structure formed by a base, an upper main body, a lower main body, a lifting ring, a positioning surface, and clamping. In the prior art, each cylinder core is lowered individually and operated manually, which is prone to quality problems and low production efficiency. Summary of the Invention
[0003] The technical problem to be solved by the utility model is: how to design a V-type cylinder block core setting and core lowering tooling with simple operation, long service life of the mold, and capable of overall core lowering.
[0004] To achieve the above technical objectives, the utility model adopts the following technical solutions:
[0005] A core setting and core lowering tooling for a large-sized body, including an upper main body, a lower main body, a base, a positioning plate, a clamping plate, a lifting ring, a guide rod, a positioning pin, a lifting plate, a guide shaft, a linear bearing, a core positioning rod, and a linear guide rail. Among them, a linear guide rail is provided on the base, a positioning plate is slidably connected to the linear guide rail, a clamping plate and a core positioning rod are respectively provided on the positioning plate, several vertically extending guide rods are provided on the base, the guide rods penetrate through the upper main body and the lower main body, the upper main body and the lower main body form the main body, a positioning pin is provided between the main body and the base, the upper main body is connected to the lifting ring through a sling, a lifting plate is provided between the upper main body and the lower main body, a linear bearing is provided on the lifting plate, and a guide shaft is connected to the linear bearing.
[0006] In the above technical solution, the main body is composed of an upper main body and a lower main body. The main body moves up and down through a guiding mechanism following a lifting mechanism such as a crane, and is placed in a sand mold, and is positioned at two stations of a limiting mechanism and core lowering. The main body is guided by four sets of guiding mechanisms. The guide rods of the guiding mechanisms are fixed to the core box base, and linear bearings are installed on the lower core box main body. The lower core box main body realizes the up and down movement relative to the core box base through the guiding mechanism.
[0007] Preferably, the base is made of HT250 cast iron.
[0008] Preferably, the height of the base is 250 mm.
[0009] Preferably, the main body is made of Q235 steel.
[0010] Preferably, each of the upper main body and the lower main body includes several square tubes, and the side length of the square tubes is 80 mm × 80 mm.
[0011] In the preferred technical solution, the base is made of HT250 material, and the height of the base is designed to be 200MM, which can prevent the base from deforming; the main body is made of Q235 material, and the lifting is convenient and light. The upper main body is hung by a crane through the lifting ring and moves up and down.
[0012] The utility model is mainly used for the assembly of the cylinder barrel core of a large cylinder block, and is lowered into the cavity. For the core adapted to the utility model, most of its cross-sectional dimensions can be 500mm×600mm, and the assembled length dimension can be 1600mm.
[0013] The utility model provides a core-lowering tooling for assembling a large body group core, which mainly includes a base, an upper main body, a lower main body, a lifting mechanism, a guiding mechanism, a limiting mechanism, a clamping mechanism, a positioning mechanism, etc. The utility model has simple operation, a long service life of the mold, and can lower the core of the whole core, improving the production efficiency. Moreover, as a reliable core-lowering tooling for a large V-type cylinder block group core, the utility model helps to improve the surface quality of the core, has good operation performance and outstanding technical advantages. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 is the front view of the utility model;
[0015] Figure 2 is Figure 1 the sectional view at A-A in Figure 2 (wherein the lifting ring and the sling are not shown in
[0016] Figure 3 is the side view of the utility model;
[0017] In the figure:
[0018] 1. Upper main body 2. Lower main body 3. Base 4. Positioning plate 5. Clamping plate 6. Hoisting ring 7. Guide rod 8. Positioning pin 9. Lifting plate 10. Guide shaft 11. Linear bearing 12. Core positioning rod 13. Linear guide rail 14. Cylinder core DETAILED DESCRIPTION OF THE EMBODIMENTS
[0019] The following will describe the specific embodiments of the utility model in detail. In order to avoid too many unnecessary details, the well-known structures or functions will not be described in detail in the following embodiments. The approximate language used in the following embodiments can be used for quantitative expression, indicating that a certain change in quantity is allowed without changing the basic function. Unless otherwise defined, the technical and scientific terms used in the following embodiments have the same meaning as commonly understood by those skilled in the art to which the utility model belongs.
[0020] Embodiment 1
[0021] A core-lowering tooling for assembling a large body group core, as shown in Figures 1 to 3As shown in the figure, it includes an upper main body 1, a lower main body 2, a base 3, a positioning plate 4, a clamping plate 5, a lifting ring 6, a guide rod 7, a positioning pin 8, a lifting plate 9, a guide shaft 10, a linear bearing 11, and a core positioning rod 12, a linear guide rail 13. Among them, a linear guide rail 13 is provided on the base 3, a positioning plate 4 is slidably connected on the linear guide rail 13, a clamping plate 5 and a core positioning rod 12 are respectively provided on the positioning plate 4, several vertically extending guide rods 7 are provided on the base 3, the guide rods 7 penetrate through the upper main body 1 and the lower main body 2, the upper main body 1 and the lower main body 2 form the main body, a positioning pin 8 is provided between the main body and the base 3, the upper main body 1 is connected to the lifting ring 6 through a sling, a lifting plate 9 is provided between the upper main body 1 and the lower main body 2, a linear bearing 11 is provided on the lifting plate 9, and a guide shaft 10 is connected to the linear bearing 11.
[0022] Embodiment 2
[0023] A core setting tool for a large body group core, as Figures 1 to 3 As shown in the figure, it includes an upper main body 1, a lower main body 2, a base 3, a positioning plate 4, a clamping plate 5, a lifting ring 6, a guide rod 7, a positioning pin 8, a lifting plate 9, a guide shaft 10, a linear bearing 11, and a core positioning rod 12, a linear guide rail 13. Among them, a linear guide rail 13 is provided on the base 3, a positioning plate 4 is slidably connected on the linear guide rail 13, a clamping plate 5 and a core positioning rod 12 are respectively provided on the positioning plate 4, several vertically extending guide rods 7 are provided on the base 3, the guide rods 7 penetrate through the upper main body 1 and the lower main body 2, the upper main body 1 and the lower main body 2 form the main body, a positioning pin 8 is provided between the main body and the base 3, the upper main body 1 is connected to the lifting ring 6 through a sling, a lifting plate 9 is provided between the upper main body 1 and the lower main body 2, a linear bearing 11 is provided on the lifting plate 9, and a guide shaft 10 is connected to the linear bearing 11.
[0024] Among them, the base 3 is made of HT250 material, the height of the base 3 is 200MM, to prevent the phenomenon that the core lifting is difficult due to the deformation of the base 3. The cylinder core 14 is placed on the positioning plate 4, and core assembly is carried out by moving through the linear guide rail 13.
[0025] The lower main body 2 and the upper main body 1 are made of square tubes (80mm×80mm specification) and are positioned on the base 3 through the positioning pin 8.
[0026] The lower main body 2 is guided by four sets of guiding mechanisms. The clamping plate 5, the guide shaft 10, and the core positioning rod 12 are equipped with linear bearings 11 on them. The lower main body 2 realizes the clamping and left-right movement relative to the core through the guiding mechanisms.
[0027] The upper main body 1 has four sets of lifting limit mechanisms. The crane hooks the lifting ring 6, and the guide rod 7 of the guiding mechanism moves upward to lift the cylinder core 14 and then hoist it into the sand mold.
[0028] The above has described the embodiments of the present utility model in detail, but the above content is only the preferred embodiments of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the scope of the application of the present utility model shall be included within the protection scope of the present utility model.
Claims
1. A core setting tool for a large body core, characterized in that, It includes an upper main body (1), a lower main body (2), a base (3), a positioning plate (4), a clamping plate (5), a lifting ring (6), a guide rod (7), a positioning pin (8), a lifting plate (9), a guide shaft (10), a linear bearing (11), and a core positioning rod (12), a linear guide rail (13). Among them, a linear guide rail (13) is provided on the base (3), a positioning plate (4) is slidably connected to the linear guide rail (13), a clamping plate (5) and a core positioning rod (12) are respectively provided on the positioning plate (4), several vertically extending guide rods (7) are provided on the base (3), the guide rods (7) penetrate through the upper main body (1) and the lower main body (2), the upper main body (1) and the lower main body (2) form the main body, a positioning pin (8) is provided between the main body and the base (3), the upper main body (1) is connected to the lifting ring (6) through a sling, a lifting plate (9) is provided between the upper main body (1) and the lower main body (2), a linear bearing (11) is provided on the lifting plate (9), and a guide shaft (10) is connected to the linear bearing (11).
2. The core setting and core placing tooling for large-scale body cores according to claim 1, characterized in that The base (3) is made of HT250 cast iron material.
3. The core setting tool for a large body core assembly according to claim 1, characterized in that The height of the base (3) is 250 mm.
4. A core assembly and core setting tool for a large body according to claim 1, characterized in that, The main body is made of Q235 steel material.
5. The core setting tool for large body core assembly according to claim 1, characterized in that Each of the upper main body (1) and the lower main body (2) includes several square tubes, and the side length of the square tubes is 80 mm×80 mm.