Core box mold for typecasting of arc lining plate

Abstract

The utility model discloses a core box mould for typecasting of an arc lining plate, which comprises a base, a left mould block, a right mould block, a movable character code and a pin shaft, a mould cavity formed by the base, the left mould block, the right mould block and the movable character code can be used for manufacturing a loam core for typecasting of the arc lining plate, and the loam core is matched with a core head for typecasting of a mould for casting the arc lining plate for use. The left block and the right block are movably connected with the pin shaft, and the movable character code is installed on the inner surface of the right block. According to the core box mold for the arc lining plate typecasting, the quality management level of arc lining plate casting production is improved, the production date and the furnace number can be clearly marked, quality tracing is facilitated, the production efficiency and the scientificity of production management are improved, through application of the core box mold for the arc lining plate typecasting, the casting surface typecasting requirement is met, and the production cost is reduced. Production information recording is facilitated, installation and use of castings are not affected, and the overall quality and reliability of products are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of mold casting, in particular to a core box mold for arc lining plate casting. Background Art

[0002] The arc liner is an important wear-resistant part installed on the concrete mixer. It is made of wear-resistant high-chromium cast iron. The cross section of the arc liner is arc-shaped, including an inner arc surface and an outer arc surface; a groove is set in the middle of the outer arc surface; a mounting boss and a mounting hole are set in the middle of the outer arc surface; the mounting boss surface and the outer arc surface belong to the same arc surface.

[0003] In addition, because the mud core must be inserted into the mud core seat quickly and accurately when the Disa molding machine is paused to complete the core lowering operation, the mud core for casting must be made of molding sand with higher dry strength; water glass sand and resin sand have higher dry strength, but the hardening time is 10 to 30 minutes, and small batches of molding sand and intermittent core making are also required, which obviously cannot meet production needs; coated sand has higher dry strength and a hardening time of 1 to 3 minutes. Molding sand does not need to be prepared and can be used for continuous core making. The mud core does not need to be painted and can be directly poured. The casting has high dimensional accuracy and good surface finish. It is the preferred molding sand for making mud cores for casting, but the problem of heating and hardening of molding sand must be solved. Utility Model Content

[0004] The utility model aims to provide a core box mould for casting characters on an arc liner plate, so as to solve the problem in the background technology that the contact of the casting characters with the concrete raw material will affect the installation and use of the casting.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a core box mold for arc liner casting, comprising a base, a left mold block, a right mold block, a movable character code, and a pin shaft. The mold cavity composed of the base, the left mold block, the right mold block, and the movable character code can be used to make a mud core for arc liner casting, and it is used in conjunction with a core head for casting of the arc liner casting mold. The left mold block and the right mold block are movably connected with the pin shaft, and the movable character code is installed on the inner surface of the right mold block.

[0006] As a preferred technical solution of the present invention, the base includes a base one, an arc step, a date code groove, a date code block pounding hole, a furnace number code groove, a furnace number code block pounding hole and a pin shaft hole, the pin shaft hole is installed inside the base, the arc step is installed on the surface of the base, the date code groove is preset inside the arc step, the date code block pounding holes are evenly spaced inside the date code groove, the furnace number code groove is located at one end of the date code groove, and the furnace number code block pounding hole is preset inside the furnace number code groove.

[0007] As a preferred technical solution of the present invention, the left mold block includes a mold block body, a positioning pin, a heating tube hole, a rotating arm, a rotating arm pin hole and a rotating rod, the first heating tube hole is preset inside the first mold block body, the first positioning pin is installed on the outer surface of one end of the first mold block body, the first rotating rod is located at the front end of the first mold block body, the first rotating arm is located at the symmetrical end of the first rotating rod, and the first rotating arm pin hole is preset inside one end of the first rotating arm.

[0008] As a preferred technical solution of the present invention, the right block includes a block body, a positioning pin hole, a heating tube hole, a rotating arm, a rotating arm pin hole and a rotating rod. The right block has the same structure as the left block, and a positioning pin hole is provided at one end of the right block for plugging and connecting with the first positioning pin.

[0009] As a preferred technical solution of the present invention, the surface of the arc step is an arc surface, which is consistent with the arc angle of the groove portion of the outer arc surface of the arc liner mold.

[0010] Compared with the prior art, the utility model has the following beneficial effects: the core box mold for arc lining plate casting:

[0011] The quality management level of arc liner casting production has been improved. The production date and furnace number can be clearly marked to facilitate quality traceability, improve production efficiency and scientific production management. Through the application of the core box mold for arc liner casting, the demand for casting characters on the surface of castings is realized, which not only facilitates the recording of production information, but also does not affect the installation and use of castings, and improves the overall quality and reliability of the product. The use of coated sand to make mud cores has the advantages of high dry strength and short hardening time, avoids the tedious process of molding sand preparation, shortens the production cycle, and improves production efficiency and product quality. Through the heating operation of the heating tube, the requirements for quickly and efficiently making mud cores for casting are realized. It is easy to operate and meets the production process requirements, improving production efficiency and product processing quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the main structure of the arc lining plate of the utility model;

[0013] Figure 2 This is a schematic diagram of the cross-sectional structure of the arc liner of the utility model;

[0014] Figure 3 This is a schematic diagram of the main structure of the core box mold for arc liner casting of the utility model;

[0015] Figure 4 This is a bottom view structural diagram of the core box mold for arc liner casting of the utility model;

[0016] Figure 5 This is an isometric side view of the core box mold for arc liner casting of the utility model;

[0017] Figure 6 This is an isometric side view of the arc liner casting mold of the utility model;

[0018] Figure 7 This is a schematic diagram of the main structure of the base of the utility model;

[0019] Figure 8 This is a schematic diagram of the cross-sectional structure of the base of the utility model;

[0020] Fig. 9 This is a schematic diagram of the main structure of the left block of the utility model;

[0021] Fig.10 It is a right view structural diagram of the left block of the utility model;

[0022] Fig.11 This is a schematic diagram of the main structure of the right block of the utility model;

[0023] Fig.12 It is a left-view structural schematic diagram of the right type block of the utility model.

[0024] In the figure: 1, base; 101, base; 102, arc step; 103, date code groove; 104, date code block pounding hole; 105, furnace code groove; 106, furnace code block pounding hole; 107, pin hole; 2, left block; 201, first block body; 202, first positioning pin; 203, first heating tube hole; 204, first rotating arm; 205, first rotating arm pin hole; 206, first rotating rod; 3, right block; 301, second block body; 302, positioning pin hole; 303, second heating tube hole; 304, second rotating arm; 305, second rotating arm pin hole; 306, second rotating rod; 4, movable code; 5, pin; 6, core head for casting. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-12The utility model provides a technical solution: a core box mold for arc liner casting, comprising a base 1, a left mold block 2, a right mold block 3, a movable character code 4, and a pin 5. The mold cavity composed of the base 1, the left mold block 2, the right mold block 3, and the movable character code 4 can be used to make a mud core for arc liner casting, and it can be used in conjunction with a core head 6 for casting of the arc liner casting mold. The left mold block 2 and the right mold block 3 are movably connected with the pin 5, and the movable character code 4 is installed on the inner surface of the right mold block 3.

[0027] The base 1 includes a base 101, an arc step 102, a date code groove 103, a date code block pounding hole 104, a furnace number code groove 105, a furnace number code block pounding hole 106 and a pin hole 107. The pin hole 107 is installed inside the base 1, the arc step 102 is installed on the surface of the base 1, the date code groove 103 is preset inside the arc step 102, the date code block pounding holes 104 are evenly spaced inside the date code groove 103, the furnace number code groove 105 is located at one end of the date code groove 103, and the furnace number code block pounding hole 106 is preset inside the furnace number code groove 105.

[0028] The left mold block 2 includes a first mold block body 201, a positioning pin 202, a first heating tube hole 203, a first rotating arm 204, a first rotating arm pin hole 205 and a first rotating rod 206. The first heating tube hole 203 is preset inside the first mold block body 201, the first positioning pin 202 is installed on the outer surface of one end of the first mold block body 201, the first rotating rod 206 is located at the front end of the first mold block body 201, the first rotating arm 204 is located at the symmetrical end of the first rotating rod 206, and the first rotating arm pin hole 205 is preset inside one end of the first rotating arm 204.

[0029] The right block 3 includes a second block body 301, a positioning pin hole 302, a second heating tube hole 303, a second rotating arm 304, a second rotating arm pin hole 305 and a second rotating rod 306. The right block 3 has the same structure as the left block 2. A positioning pin hole 302 is provided at one end of the right block 3 to be plugged into the first positioning pin 202.

[0030] The surface of the arc step 102 is an arc surface, which is consistent with the arc angle of the groove portion of the outer arc surface of the arc lining plate mold.

[0031] like Figure 1 , Figure 2The arc liner shown has an arc-shaped cross-section, including an inner arc surface and an outer arc surface; a groove is provided in the middle of the outer arc surface, and the groove is 3mm deep; a mounting boss and a mounting hole are provided in the middle of the outer arc surface; the mounting boss surface and the outer arc surface belong to the same arc surface. The arc liner casting mold type is a DISA line mold that can be provided to the DISA molding line production, one type and two pieces. Now according to the quality management system's requirements for quality traceability, it is necessary to cast the production date and furnace number on the surface of the arc liner casting. According to the structural characteristics of the casting, the appropriate casting position is the groove part of the outer arc surface, and the casting is a convex character with a height of 12mm and a thickness of 2mm. This setting is not only convenient for casting production, but also the casting does not affect the installation and use of the casting. After the casting is scrapped due to wear, the casting can still be checked as it is. The casting content is: 5-digit production date + 1-digit furnace number; among them: 5-digit production date is "2-digit year + 1-digit month + 2-digit date", October, November, December are represented by letters "A", "B", "C", such as October 6, 23, furnace 4, the casting content is "23A064". Therefore, it is necessary to make a core box mold that can produce mud cores with casting cavities, and add a core head that matches the mud core size specifications to the casting part of the arc liner plate Disa line mold.

[0032] The steps of making the clay core for casting using the core box mold for casting of the present embodiment are as follows:

[0033] 1. Assemble the core box mold, and insert a resistance heating tube into the first heating tube hole 203 of the left mold block 2 and the second heating tube hole 303 of the right mold block 3;

[0034] 2. Insert the required active character code 4 into the date character code groove 103 and the furnace number character code groove 105 respectively as needed to assemble the character code;

[0035] 3. Power on the resistance heating tube to start heating. Use an infrared thermometer to measure the surface temperature of the core box mold. When the temperature is ≥150℃, start core making.

[0036] 4. Pour the coated sand into the mold cavity composed of the base 1, the left mold block 2, the right mold block 3, and the movable character code 4, tamp it tightly and remove the excess mold sand, wait for 1 to 2 minutes for the mold sand to harden, and then rotate the first rotating rod 206 and the second rotating rod 306 respectively to open the core box mold and take out the mud core;

[0037] 5. Rotate the first rotating rod 206 and the second rotating rod 306 respectively to return the components of the core box mold to their original positions and continue making the core;

[0038] 6. When the required number of clay cores is completed and the movable code 4 needs to be replaced, use a tool to pound out the movable code 4 that needs to be replaced from the date code block pounding hole 104 or the furnace number code block pounding hole 106, then insert the required movable code 4 into the date code groove 103 or the furnace number code groove 105, return the components of the core box mold to their original positions, and continue core making until the end.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A core box mold for arc liner casting, characterized in that: A base (1), a left mold block (2), a right mold block (3), a movable code (4), and a pin (5). A mold cavity composed of the base (1), the left mold block (2), the right mold block (3), and the movable code (4) can be used to make a clay core for casting arc liner characters, and is used in conjunction with a core head (6) for casting characters of a mold for casting arc liner characters. The left mold block (2) and the right mold block (3) are movably connected to the pin (5), and the movable code (4) is installed on the inner surface of the right mold block (3).

2. The core box mold for arc liner casting according to claim 1, characterized in that: The base (1) comprises a base 1 (101), an arc step (102), a date code groove (103), a date code block punching hole (104), a furnace number code groove (105), a furnace number code block punching hole (106) and a pin hole (107), wherein the pin hole (107) is installed inside the base (1), the arc step (102) is installed on the surface of the base (1), the date code groove (103) is preset inside the arc step (102), the date code block punching holes (104) are evenly spaced inside the date code groove (103), the furnace number code groove (105) is located at one end of the date code groove (103), and the furnace number code block punching hole (106) is preset inside the furnace number code groove (105).

3. The core box mold for arc liner casting according to claim 1, characterized in that: The left mold block (2) comprises a first mold block body (201), a positioning pin (202), a first heating tube hole (203), a first rotating arm (204), a first rotating arm pin hole (205) and a first rotating rod (206); the first heating tube hole (203) is preset inside the first mold block body (201); the first positioning pin (202) is installed on the outer surface of one end of the first mold block body (201); the first rotating rod (206) is located at the front end of the first mold block body (201); the first rotating arm (204) is located at the symmetrical end of the first rotating rod (206); and the first rotating arm pin hole (205) is preset inside one end of the first rotating arm (204).

4. The core box mold for arc liner casting according to claim 1, characterized in that: The right block (3) comprises a second block body (301), a positioning pin hole (302), a second heating tube hole (303), a second rotating arm, a second rotating arm pin hole (305) and a second rotating rod (306). The right block (3) has the same structure as the left block (2). One end of the right block (3) is provided with a positioning pin hole (302) for plugging and connecting with the first positioning pin (202).

5. The core box mold for arc liner casting according to claim 2, characterized in that: The surface of the arc step (102) is an arc surface, which is consistent with the arc angle of the groove portion of the outer arc surface of the arc lining plate mold.

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