Protective device for metal casting

Abstract

The utility model provides a protective device for a metal casting, which relates to the technical field of metal casting protection and comprises an elastic pull rod, positioning blocks are fixedly mounted at two ends of the elastic pull rod, a telescopic sleeve rod is fixedly mounted inside a movable support, a telescopic connecting plate is fixedly connected inside a protective sleeve shell column, and the telescopic connecting plate is fixedly connected with the movable support. And an elastic locking block is fixedly mounted in the telescopic connecting plate. The pouring protection structure of the metal casting has the advantages that the pouring protection structure of the metal casting is formed by connecting a plurality of telescopic connecting plate structures and connecting column structures, the size of the connecting plate structures can be adjusted according to the requirement of the protection size, and then the length and width of the protection device can be adjusted; and a structure capable of conducting elastic positioning and a supporting structure are arranged in the connecting column structure for positioning, the height of the protection structure can be conveniently adjusted, the size of the protection device can be effectively adjusted according to the protection requirement, and pouring molds of various sizes can be conveniently protected.

Description

Technical Field

[0001] The utility model relates to the technical field of metal casting protection, and particularly relates to a protection device for metal castings. Background Technique

[0002] A casting is a metal formed object obtained by various casting methods, that is, the smelted liquid metal is injected into a pre-prepared mold by pouring, injection, suction or other casting methods, and after cooling, through subsequent processing means such as grinding, an object with a certain shape, size and performance is obtained. The casting of metal castings is formed by the cooling and solidification of liquid metal. When pouring liquid metal, protective tools are often required to prevent the splashing of liquid metal from hurting people when it enters the pouring port.

[0003] CN202222610927.X introduces a protection device for metal castings. By extending the electric telescopic rod, the rack can move. By the movement of the rack, the gear can rotate. By the rotation of the gear, the movable guard plate can rotate. By the rotation of the movable guard plate, the square protection plate can move to the mold, so that the square protection plate and the movable guard plate are sleeved on the mold, thereby preventing the splashing of liquid metal onto the worker during the pouring process. However, this protection device is not convenient for size adjustment and is not conducive to the pouring protection of molds of various sizes. Content of the Utility Model

[0004] Therefore, the purpose of the present utility model is to provide a protection device for metal castings to solve the problems mentioned in the background technique and overcome the deficiencies in the prior art.

[0005] To achieve the above purpose, an embodiment of one aspect of the present utility model provides a protection device for metal castings, including a moving bracket. The top end of the moving bracket is movably connected with a protective sleeve column. Elastic pull rods are fixedly installed at both ends of the protective sleeve column. Positioning blocks are fixedly installed at both ends of the elastic pull rods. A telescopic sleeve rod is fixedly installed inside the moving bracket. A telescopic connecting plate is fixedly connected inside the protective sleeve column. An elastic locking block is fixedly installed inside the telescopic connecting plate. One end of the elastic locking block is clamped with a locking card slot.

[0006] Preferably, any of the above solutions is that universal wheels are provided at the bottom of the moving bracket. A number of positioning holes are opened at the top end of the moving bracket. An activity groove adapted to the elastic pull rod is opened inside the protective sleeve column.

[0007] Adopting the above technical solution: The universal wheels facilitate the movement of the position of the moving bracket, which is beneficial to the adjustment of the position of the protection device. The positioning holes facilitate the positioning of the positioning blocks and can limit the position of the protective sleeve column.

[0008] Preferably, according to any of the above solutions, the elastic pull rod includes a positioning spring and a positioning slider. The positioning spring is fixedly installed inside the protective sleeve column. One end of the positioning spring is fixedly installed with a positioning slider that is movably connected to the protective sleeve column. The positioning block is fixedly installed in the middle of the positioning slider.

[0009] Adopting the above technical solution: By pulling the positioning slider with the positioning spring, the positioning slider drives the positioning block to move into the positioning hole, which is beneficial to adjusting the position of the positioning block by using the elastic deformation of the positioning spring and facilitating the adjustment of the positioning position of the protective sleeve column.

[0010] Preferably, according to any of the above solutions, one end of the positioning slider is fixedly installed with a telescopic pull rod. The telescopic pull rod includes a pulling insertion rod and a pulling sleeve rod. The pulling insertion rod is inserted into the inside of the pulling sleeve rod. One ends of the pulling insertion rod and the pulling sleeve rod are fixedly installed with two different positioning sliders.

[0011] Adopting the above technical solution: By sliding and adjusting the pulling insertion rod and the pulling sleeve rod, the total length of the pulling insertion rod and the pulling sleeve rod is adjusted, so that the length of the telescopic pull rod meets the requirements of the size of the protection device.

[0012] Preferably, according to any of the above solutions, the telescopic sleeve rod is located at the bottom of the moving bracket and below the protective sleeve column.

[0013] Adopting the above technical solution: The length of the telescopic sleeve rod and the length of the telescopic pull rod change synchronously in a telescopic manner, avoiding interference between the structures of the protection device and ensuring the convenience of adjusting the size of the protection device.

[0014] Preferably, according to any of the above solutions, the telescopic connecting plate includes a support plate and a movable plate. One ends of the support plate and the movable plate are fixedly installed with two different protective sleeve columns. The movable plate is movably connected inside the support plate.

[0015] Adopting the above technical solution: According to the requirements of adjusting the size of the protection device, the protective sleeve column is pulled to drive the movable plate to move inside the support plate, so as to adjust the length and width of the protection device.

[0016] Preferably, according to any of the above solutions, the elastic locking block includes a locking spring and a locking block. The locking spring is fixedly installed inside the support plate. One end of the locking spring is fixedly installed with a locking block. The locking slot is opened inside the movable plate.

[0017] Adopting the above technical solution: When adjusting the position of the movable plate, the locking block is toggled to compress the locking spring. After moving the movable plate to the required position, the locking block is released to enter the inside of the locking slot under the action of the locking spring, realizing the locking of the position of the movable plate.

[0018] Compared with the prior art, the advantages and beneficial effects of the present utility model are as follows:

[0019] 1. The pouring protection structure of the metal casting is composed of multiple telescopic connecting plate structures and connecting column structures connected to each other. The size of the connecting plate structure can be adjusted according to the requirements of the protection size, so as to realize the adjustment of the length and width of the protection device. And an elastic positioning structure and a support structure are arranged inside the connecting column structure for positioning, which is convenient for adjusting the height of the protection structure, and can effectively adjust the size of the protection device according to the protection requirements, and is convenient for protecting pouring molds of various sizes.

[0020] 2. Telescopic connecting rod structures are arranged inside both the support structure and the pulling structure of the protection device, so that it can be adjusted in size along with the protection device, ensuring the convenience of using the protection device.

[0021] Additional aspects and advantages of the present utility model will be given in part in the following description, become apparent in part from the following description, or be understood through the practice of the present utility model. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The above and / or additional aspects and advantages of the present utility model will become apparent and be readily understood from the following description of the embodiments in conjunction with the accompanying drawings, wherein:

[0023] Figure 1 is a schematic structural diagram according to an embodiment of the present utility model;

[0024] Figure 2 is an exploded structural diagram according to an embodiment of the present utility model;

[0025] Figure 3 is a schematic structural diagram of a telescopic connecting plate according to an embodiment of the present utility model;

[0026] Figure 4 is a schematic structural diagram of an elastic locking block according to an embodiment of the present utility model;

[0027] Figure 5 is a schematic cross-sectional structural diagram of a telescopic connecting plate according to an embodiment of the present utility model;

[0028] Wherein: 1 - moving bracket, 2 - protective sleeve column, 3 - elastic pull rod, 31 - positioning spring, 32 - positioning slider, 4 - positioning block, 5 - telescopic sleeve rod, 6 - telescopic connecting plate, 61 - support plate, 62 - movable plate, 7 - elastic locking block, 71 - locking spring, 72 - locking block, 8 - locking groove, 9 - universal wheel, 10 - positioning hole, 11 - telescopic pull rod, 111 - pulling insertion rod, 112 - pulling sleeve rod. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0029] The following further describes the present utility model in conjunction with the accompanying drawings, but the protection scope of the present utility model is not limited to the following description.

[0030] As Figures 1-5 shown, a protective device for a metal casting of an embodiment of the present utility model includes a moving bracket 1. The top end of the moving bracket 1 is movably connected with a protective sleeve column 2. Elastic pull rods 3 are fixedly installed at both ends of the protective sleeve column 2. Positioning blocks 4 are fixedly installed at both ends of the elastic pull rods 3. A telescopic sleeve rod 5 is fixedly installed inside the moving bracket 1. A telescopic connecting plate 6 is fixedly connected inside the protective sleeve column 2. An elastic locking block 7 is fixedly installed inside the telescopic connecting plate 6. One end of the elastic locking block 7 is clamped with a locking card slot 8.

[0031] Preferably, a universal wheel 9 is arranged at the bottom of the moving bracket 1. A plurality of positioning holes 10 are opened at the top end of the moving bracket 1. An activity groove adapted to the elastic pull rod 3 is opened inside the protective sleeve column 2.

[0032] Adopting the above technical solution: The position of the moving bracket 1 can be conveniently moved through the universal wheel 9, which is beneficial to adjusting the position of the protective device. The positioning block 4 can be conveniently positioned through the positioning hole 10, and the position of the protective sleeve column 2 can be limited.

[0033] Preferably, the elastic pull rod 3 includes a positioning spring 31 and a positioning slider 32. The positioning spring 31 is fixedly installed inside the protective sleeve column 2. One end of the positioning spring 31 is fixedly installed with a positioning slider 32 movably connected with the protective sleeve column 2. The positioning block 4 is fixedly installed in the middle of the positioning slider 32.

[0034] Adopting the above technical solution: The positioning slider 32 is pulled by the positioning spring 31, so that the positioning slider 32 drives the positioning block 4 to move into the positioning hole 10, which is beneficial to adjusting the position of the positioning block 4 by using the elastic deformation of the positioning spring 31 and facilitating the adjustment of the positioning position of the protective sleeve column 2.

[0035] Preferably, a telescopic pull rod 11 is fixedly installed at one end of the positioning slider 32. The telescopic pull rod 11 includes a pulling insertion rod 111 and a pulling sleeve rod 112. The pulling insertion rod 111 is inserted into the pulling sleeve rod 112. One ends of the pulling insertion rod 111 and the pulling sleeve rod 112 are fixedly installed with two different positioning sliders 32.

[0036] Adopting the above technical solution: The total length of the pulling insertion rod 111 and the pulling sleeve rod 112 is slidably adjusted, so that the length of the telescopic pull rod 11 meets the requirements of the size of the protective device.

[0037] Preferably, the telescopic sleeve rod 5 is located at the bottom of the moving bracket 1 and below the protective sleeve column 2.

[0038] With the above technical solution: the lengths of the telescopic sleeve rod 5 and the telescopic pull rod 11 change synchronously in terms of extension and contraction, avoiding interference between the structures of the protection device and ensuring the convenience of adjusting the size of the protection device.

[0039] Preferably, the telescopic connecting plate 6 includes a support plate 61 and a movable plate 62. One ends of the support plate 61 and the movable plate 62 are fixedly installed on two different protective sleeve columns 2, and the movable plate 62 is movably connected inside the support plate 61.

[0040] With the above technical solution: according to the requirement of adjusting the size of the protection device, pull the protective sleeve column 2 to drive the movable plate 62 to move inside the support plate 61, so as to adjust the length and width of the protection device.

[0041] Preferably, the elastic locking block 7 includes a locking spring 71 and a locking block 72. The locking spring 71 is fixedly installed inside the support plate 61, and a locking block 72 is fixedly installed at one end of the locking spring 71. A locking groove 8 is opened inside the movable plate 62.

[0042] With the above technical solution: when adjusting the position of the movable plate 62, toggle the locking block 72 to compress the locking spring 71. After moving the movable plate 62 to the required position, release the locking block 72 so that it enters the inside of the locking groove 8 under the action of the locking spring 71, realizing the locking of the position of the movable plate 62.

[0043] The working principle of a protection device for metal castings of the present utility model is as follows:

[0044] After toggling the locking block 72, pull the movable plate 62 to the required position, release the locking block 72, pull the telescopic pull rod 11 and then move the protective sleeve column 2 to the required height, and after releasing the telescopic pull rod 11, move the protection device to the required position to protect the mold.

[0045] Compared with the prior art, the present utility model has the following beneficial effects compared with the prior art:

[0046] 1. The casting protection structure of the metal casting is connected by a plurality of telescopic connecting plate structures and connecting column structures. The size of the connecting plate structure can be adjusted according to the requirement of the protection size, so as to realize the adjustment of the length and width of the protection device. And an elastically positionable structure and a support structure are arranged inside the connecting column structure for positioning, which is convenient for adjusting the height of the protection structure, and can effectively adjust the size of the protection device according to the protection requirement, and is convenient for protecting casting molds of various sizes.

[0047] 2. A telescopic link structure is provided inside both the support structure and the pulling structure of the protection device so that it can be adjusted in size along with the protection device, ensuring the convenience of using the protection device.

Claims

1. A protective device for metal castings, comprising a movable bracket (1), the top end of the movable bracket (1) being movably connected to a protective sleeve column (2), characterized in that: Elastic pull rods (3) are fixedly installed at both ends of the protective sleeve shell column (2), positioning blocks (4) are fixedly installed at both ends of the elastic pull rod (3), a telescopic sleeve rod (5) is fixedly installed inside the movable bracket (1), a telescopic connecting plate (6) is fixedly connected inside the protective sleeve shell column (2), an elastic locking block (7) is fixedly installed inside the telescopic connecting plate (6), and a locking slot (8) is clamped at one end of the elastic locking block (7).

2. A protective device for metal castings as claimed in claim 1, characterized in that: The bottom of the movable bracket (1) is provided with a universal wheel (9), the top of the movable bracket (1) is provided with a plurality of positioning holes (10), and the interior of the protective sleeve shell column (2) is provided with a movable groove adapted to the elastic pull rod (3).

3. A protective device for metal castings as claimed in claim 2, characterized in that: The elastic pull rod (3) comprises a positioning spring (31) and a positioning slider (32); the positioning spring (31) is fixedly installed inside the protective sleeve shell column (2); one end of the positioning spring (31) is fixedly installed with a positioning slider (32) movably connected to the protective sleeve shell column (2); and the positioning block (4) is fixedly installed in the middle of the positioning slider (32).

4. A protective device for metal castings as claimed in claim 3, characterized in that: A telescopic pull rod (11) is fixedly mounted on one end of the positioning slider (32), and the telescopic pull rod (11) comprises a pulling insertion rod (111) and a pulling sleeve rod (112). The pulling insertion rod (111) is inserted into the inside of the pulling sleeve rod (112), and one end of the pulling insertion rod (111) and the pulling sleeve rod (112) are fixedly mounted on two different positioning sliders (32).

5. A protective device for metal castings as claimed in claim 4, characterized in that: The telescopic sleeve rod (5) is located at the bottom of the mobile bracket (1), and the telescopic sleeve rod (5) is located below the protective sleeve shell column (2).

6. A protective device for metal castings as claimed in claim 5, characterized in that: The telescopic connecting plate (6) comprises a supporting plate (61) and a movable plate (62), one end of the supporting plate (61) and the movable plate (62) are fixedly mounted on two different protective sleeve shell columns (2), and the interior of the supporting plate (61) is movably connected to the movable plate (62).

7. A protective device for metal castings as claimed in claim 6, characterized in that: The elastic locking block (7) comprises a locking spring (71) and a locking clamping block (72); the locking spring (71) is fixedly mounted inside the support plate (61); one end of the locking spring (71) is fixedly mounted with the locking clamping block (72); and the locking clamping slot (8) is provided inside the movable plate (62).

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