Core assembly device and casting mold
By designing a detachable connection and sliding and lifting core-assembly device, the problem of 3D printed sand core rubbing and sand clamping during core formation is solved, and the flexible lifting and transfer of the sand core is realized, and the production quality of castings is improved. and efficiency.
Patent Information
- Application Number
- CN202411528477.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-30
- Publication Date
- 2024-12-13
AI Technical Summary
The 3D printed sand core is prone to sand rubbing and sandwiching during the core formation process, resulting in a high defect rate of casting products and affecting production efficiency.
A core-combining device is designed, including a bottom support and an adjustment component. The adjustment component consists of a horizontal adjustment component and a height adjustment component. Through the detachable connection and sliding and lifting mechanism, the flexible lifting and transfer of the sand core is achieved to avoid the sand core. sand rubbing and collision between.
It effectively reduces the defects of sand clamping in castings, improves yield, ensures the stability and applicability of the core forming process, and is suitable for sand cores and bottom support of different specifications.
Smart Images
Figure CN119114852A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of casting production, in particular to a core assembly device and a casting mold. Background Art
[0002] At present, the existing casting core assembly methods mainly use a crane to stack from bottom to top, or use a crane to assemble the core from bottom to bottom in the cavity. However, 3D printed sand cores are prone to sand rubbing and sand inclusion when assembled in this way, resulting in a high defect rate of subsequent casting products, affecting the core assembly and subsequent production efficiency. Summary of the invention
[0003] Based on this, it is necessary to provide a core assembly device and a casting mold to address the problem of sand rubbing and sand inclusion when 3D printed sand cores are assembled.
[0004] A core assembly device, comprising:
[0005] Bottom support, used to receive the sand core;
[0006] Adjustment components, each two of the adjustment components form a group, each of the adjustment components includes a horizontal adjustment component and a height adjustment component, the horizontal adjustment component is detachably connected to the base and movably connected to the base, the height adjustment component is liftably connected to the horizontal adjustment component, and the two height adjustment components in each group of the adjustment components are used to lift the sand core and place it at the specified core assembly position.
[0007] In one embodiment, the horizontal adjustment member includes a guide rail and a slider, the guide rail is detachably connected to the base, and the slider is slidably connected to the guide rail.
[0008] In one of the embodiments, the guide rail is horizontally placed above the base, and connecting parts are provided at both ends of the guide rail, and the connecting parts are detachably connected to the side of the base.
[0009] In one embodiment, the horizontal adjustment member and the base are threadedly connected or snap-fitted.
[0010] In one embodiment, the height adjustment member includes a lifting member and a support plate, the lifting member is connected to the slider, and the support plate is connected to an output end of the lifting member.
[0011] In one embodiment, the lifting member is an electric cylinder or a hydraulic cylinder.
[0012] In one embodiment, the core assembly device further comprises a plurality of lifting parts, and the lifting parts are arranged on opposite sides of the base.
[0013] The present invention also provides a casting mold, comprising a plurality of sand cores, wherein the plurality of sand cores are connected and assembled by a core assembly device as described above, and two receiving portions are relatively arranged at the bottom of the sand cores for being placed on the height adjustment member of the core assembly device.
[0014] In the core assembly device, the bottom support is used to receive the sand core, and the multiple sand cores are sequentially transferred to the designated position of the bottom support through the adjustment component to complete the core assembly of the multiple sand cores. Among them, every two adjustment components form a group, and each adjustment component includes a horizontal adjustment member and a height adjustment member, and the horizontal adjustment member is detachably connected to the bottom support and movably connected to the bottom support. The height adjustment member and the horizontal adjustment member are connected in a lifting manner, and the sand core is lifted by the two height adjustment members in each group of adjustment components, and the height adjustment member is driven by the horizontal adjustment member to move relative to the bottom support, so that the sand core is transferred to the top of the specified position of the bottom support, and then the sand core is placed on the bottom support by lowering the height adjustment member to realize the transfer of the sand core. Afterwards, the horizontal adjustment member drives the height adjustment member to return, and the remaining sand cores are sequentially transferred to the designated position of the bottom support, so that the core assembly of the multiple sand cores can be completed. In the core assembly process, the problem of sand rubbing and collision between multiple sand cores is avoided, and the quality of subsequent casting production can be prevented from being affected by sand inclusion in the casting mold. The core assembly device has the function of realizing horizontal movement and height adjustment of the sand core. The adjustment component can be flexibly connected and assembled with bases of different specifications. It has strong applicability and a smooth core assembly process, which can effectively reduce sand inclusion defects in castings caused by operation and improve the yield rate.
[0015] The bottom of the sand core of the above-mentioned casting mold is relatively provided with two receiving parts for being placed on the height adjustment member of the above-mentioned core assembly device and connected and assembled through the above-mentioned core assembly device, thereby reducing the sand inclusion defects of the casting caused by the core assembly operation and improving the yield rate. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 is a first schematic diagram of the connection between the core assembly device and the sand core in one embodiment;
[0017] Figure 2 is a second schematic diagram of the connection between the core assembly device and the sand core in one embodiment;
[0018] Figure 3 is a structural diagram of a core assembly device in an embodiment;
[0019] Figure 4 is a side view of a core assembly device in one embodiment;
[0020] Figure 5 A front view of the connection between the core assembly device and the sand core in one embodiment;
[0021] Figure 6 It is a front view of a sand core in one embodiment.
[0022] Description of labels:
[0023] 1. Bottom support; 2. Adjustment assembly; 3. Lifting unit; 4. Sand core;
[0024] 21. Guide rail; 22. Slider; 23. Support plate; 24. Lifting member; 25. Connecting part. DETAILED DESCRIPTION
[0025] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific embodiments of the present invention are described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the present invention, so the present invention is not limited by the specific embodiments disclosed below.
[0026] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.
[0027] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.
[0028] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0029] In the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.
[0030] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "upper", "lower", "left", "right" and similar expressions used herein are for illustrative purposes only and are not intended to be the only implementation method.
[0031] See also Figures 1 to 6 A core assembly device is provided in one embodiment of the present invention, and the core assembly device includes a base 1 and an adjustment component 2, the base 1 is used to receive a sand core 4; every two of the adjustment components 2 form a group, and each of the adjustment components 2 includes a horizontal adjustment member and a height adjustment member, the horizontal adjustment member is detachably connected to the base 1 and movably connected to the base 1, and the height adjustment member is liftably connected to the horizontal adjustment member, and the two height adjustment members in each group of the adjustment components 2 are used to lift the sand core 4 and place it at a specified core assembly position.
[0032] In the core assembly device, the bottom bracket 1 is used to receive the sand core 4, and the multiple sand cores 4 are sequentially transferred to the designated position of the bottom bracket 1 by the adjustment component 2, so as to complete the core assembly of the multiple sand cores 4. Among them, every two adjustment components 2 form a group, and each adjustment component 2 includes a horizontal adjustment member and a height adjustment member, and the horizontal adjustment member is detachably connected to the bottom bracket 1 and movably connected to the bottom bracket 1. The height adjustment member and the horizontal adjustment member are connected in a lifting manner, and the sand core 4 is lifted by the two height adjustment members in each group of adjustment components 2, and the height adjustment member is driven by the horizontal adjustment member to move relative to the bottom bracket 1, so that the sand core 4 is transferred to the upper part of the specified position of the bottom bracket 1, and then the sand core 4 is placed on the bottom bracket 1 by lowering the height adjustment member, so as to realize the transfer of the sand core 4. Afterwards, the horizontal adjustment member drives the height adjustment member to return, and sequentially transfers the remaining sand cores 4 to the designated position of the bottom bracket 1, so as to complete the core assembly of the multiple sand cores 4. In the core assembly process, the problem of sand rubbing and collision between the multiple sand cores 4 is avoided, and the quality of subsequent casting production can be prevented from being affected by sand inclusion in the casting mold. The core assembly device has the function of realizing horizontal movement and height adjustment of the sand core 4. The adjustment component 2 can be flexibly connected and assembled with the base 1 of different specifications, has strong applicability, and the core assembly process is smooth, which can effectively reduce the sand inclusion defects of the casting caused by operation and improve the yield rate.
[0033] Optionally, in one embodiment, the horizontal adjustment member includes a guide rail 21 and a slider 22, the guide rail 21 is detachably connected to the base 1, and the slider 22 is slidably connected to the guide rail 21. Through the detachable connection, the adjustment component 2 can be flexibly connected and assembled with bases 1 of different specifications.
[0034] In order to further improve the qualified rate of the casting, the guide rail 21 is a linear guide rail 21, and the slider 22 is linked to the guide rail 21 by remote control, so that the slider 22 moves relative to the guide rail 21, and the linear guide rail 21 has high transmission accuracy, which can accurately control the transfer position of the sand core 4, improve the core assembly efficiency, and avoid the gap control between the sand cores 4 not being qualified and affecting the qualified rate of the casting.
[0035] In one embodiment, the guide rail 21 is horizontally placed above the base 1, and connecting parts 25 are provided at both ends of the guide rail 21, and the connecting parts 25 are detachably connected to the side of the base 1. After the core assembly is completed, the guide rail 21 and the side of the base 1 are disassembled, and the upper and lower surfaces of the base 1 or the working surface for placing the sand core 4 will not be damaged, so when the core assembly work is performed on the sand core 4 of similar size, the base 1 can be reused.
[0036] Furthermore, when sand cores 4 of different specifications need to be assembled, the spacing between the two guide rails 21 in a pair of adjustment components 2 needs to be adjusted. In order to improve the adaptability and utilization rate of the base 1, a plurality of connecting holes are opened on the opposite sides of the base 1 for connecting the guide rails 21 with different spacing sizes.
[0037] Further, in one of the embodiments, the horizontal adjustment member is threadedly connected or clamped to the base 1. Optionally, the guide rail 21 is threadedly connected to the base 1 by screws or bolts; or clamping members are provided at both ends of the guide rail 21, and clamping grooves are provided at both sides of the base 1, and the guide rail 21 and the base 1 are clamped by the clamping members and the clamping grooves to achieve a detachable connection, so that the adjustment component 2 can be flexibly connected and assembled with bases 1 of different specifications, thereby realizing the assembly of sand cores 4 of different specifications, and having strong applicability.
[0038] In one embodiment, the height adjustment member includes a lifting member 24 and a support plate 23 , the lifting member 24 is connected to the slider 22 , and the support plate 23 is connected to an output end of the lifting member 24 .
[0039] In one embodiment, the lifting member 24 is an electric cylinder or a hydraulic cylinder, and its output end is connected to the support plate 23. By controlling the lifting of the electric cylinder or the hydraulic cylinder, the sand core 4 placed on the support plate 23 can be lifted or lowered.
[0040] In one embodiment, the core assembly device further includes a plurality of lifting parts 3, which are arranged on opposite sides of the base 1. The lifting parts 3 are used to connect with the transmission line of the base 1 to move the base 1 to a designated position, thereby improving the working efficiency.
[0041] The present invention also provides a casting mold, comprising a plurality of sand cores 4, wherein two receiving portions are relatively arranged at the bottom of the sand cores 4 for being placed on the height adjustment member of the core assembly device, and the plurality of sand cores 4 are connected and combined through the core assembly device, thereby reducing the sand inclusion defects of the casting caused by the core assembly operation and improving the yield rate.
[0042] In the core assembly device, the bottom bracket 1 is used to receive the sand core 4, and the multiple sand cores 4 are sequentially transferred to the designated position of the bottom bracket 1 by the adjustment component 2, so as to complete the core assembly of the multiple sand cores 4. Among them, every two adjustment components 2 form a group, and each adjustment component 2 includes a horizontal adjustment member and a height adjustment member, and the horizontal adjustment member is detachably connected to the bottom bracket 1 and movably connected to the bottom bracket 1. The height adjustment member and the horizontal adjustment member are connected in a lifting manner, and the sand core 4 is lifted by the two height adjustment members in each group of adjustment components 2, and the height adjustment member is driven by the horizontal adjustment member to move relative to the bottom bracket 1, so that the sand core 4 is transferred to the upper part of the specified position of the bottom bracket 1, and then the sand core 4 is placed on the bottom bracket 1 by lowering the height adjustment member, so as to realize the transfer of the sand core 4. Afterwards, the horizontal adjustment member drives the height adjustment member to return, and sequentially transfers the remaining sand cores 4 to the designated position of the bottom bracket 1, so as to complete the core assembly of the multiple sand cores 4. In the core assembly process, the problem of sand rubbing and collision between the multiple sand cores 4 is avoided, and the quality of subsequent casting production can be prevented from being affected by sand inclusion in the casting mold. The core assembly device has the function of realizing horizontal movement and height adjustment of the sand core 4. The adjustment component 2 can be flexibly connected and assembled with the base 1 of different specifications, has strong applicability, and the core assembly process is smooth, which can effectively reduce the sand inclusion defects of the casting caused by operation and improve the yield rate.
[0043] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.
[0044] The above-mentioned embodiments only express several implementation methods of the present invention, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the invention patent. It should be pointed out that, for ordinary technicians in this field, several variations and improvements can be made without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention shall be subject to the attached claims.
Claims
1. A core assembly device, characterized in that: The core assembly device comprises: Bottom support, used to receive the sand core; Adjustment components, each two of the adjustment components form a group, each of the adjustment components includes a horizontal adjustment component and a height adjustment component, the horizontal adjustment component is detachably connected to the base and movably connected to the base, the height adjustment component is liftably connected to the horizontal adjustment component, and the two height adjustment components in each group of the adjustment components are used to lift the sand core and place it at the specified core assembly position.
2. The core assembly device according to claim 1, characterized in that: The horizontal adjustment member comprises a guide rail and a sliding block, wherein the guide rail is detachably connected to the base, and the sliding block is slidably connected to the guide rail.
3. The core assembly device according to claim 2, characterized in that: The guide rail is horizontally placed above the base, and connecting parts are provided at both ends of the guide rail. The connecting parts are detachably connected to the side of the base.
4. The core assembly device according to claim 1, characterized in that: The horizontal adjustment member is threadedly connected or clamped to the base.
5. The core assembly device according to claim 2, characterized in that: The height adjusting member comprises a lifting member and a supporting plate, the lifting member is connected to the sliding block, and the supporting plate is connected to the output end of the lifting member.
6. The core assembly device according to claim 5, characterized in that: The lifting member is an electric cylinder or a hydraulic cylinder.
7. The core assembly device according to claim 1, characterized in that: The core assembly device further comprises a plurality of lifting parts, and the lifting parts are arranged on opposite sides of the base.
8. A casting mold, characterized in that: It comprises a plurality of sand cores, which are connected and assembled by a core assembly device as claimed in any one of claims 1 to 7, and two receiving parts are arranged opposite to each other at the bottom of the sand core for being placed on the height adjusting member of the core assembly device.