Device for preventing breakage of slender mold core

Abstract

The utility model relates to the related technical field of mold cores, in particular to a device for preventing a long and thin mold core from being broken, which comprises a mold core, a protection mechanism is arranged on the outer side surface of the mold core, and a mounting mechanism is arranged on the lower surface of the mold core. According to the device for preventing the long and thin mold core from being broken, through the arrangement of the protective shell, the connecting block, the bolt, the nut and the sponge mat, when the mold core is not used or needs to be transported, the long and thin end of the mold core is placed into the sponge mat and then wrapped by the protective shell, and then the bolt is in threaded connection with the nut through the connecting block on the protective shell; therefore, the device is installed.

Description

Technical Field

[0001] The utility model relates to the technical field related to core accessories, in particular to a device for preventing a slender core from breaking. Background Art

[0002] The core is commonly known as mud core or core. It is used to form the internal structure of the casting during casting. It is usually made of core sand made of raw sand and binder, water glass, resin, etc. It is made in a core box by hand or machine, such as core blowing machine, core shooting machine, etc. However, some slender cores in the core are at risk of breaking because their front ends are too thin. Therefore, a device to prevent the slender cores from breaking is particularly needed.

[0003] However, during transportation or storage, the existing core may be damaged due to its too thin front end, which may affect the next use and also create a certain risk of injury to others, which may lead to efficiency problems when the core is used. Utility Model Content

[0004] The purpose of the utility model is to provide a device to prevent a slender core from breaking, so as to solve the problem that the existing core proposed in the above background technology may be damaged when being transported or stored due to the front end being too slender, thereby affecting the next use, and also causing a certain risk of injury to others, which may lead to efficiency problems when the core is used.

[0005] To achieve the above object, the utility model provides the following technical solution: a device for preventing a slender core from breaking, comprising a core, a protective mechanism is arranged on the outer surface of the core, and a mounting mechanism is arranged on the lower surface of the core;

[0006] The protective mechanism includes a protective shell, a connecting block, bolts, nuts and a sponge pad. The outer surface of the core is wrapped with a protective shell, the outer surface of the protective shell is fixedly connected to a connecting block, a bolt is installed on one side surface of the connecting block, a nut is threadedly connected to one end surface of the bolt, and a sponge pad is fixedly connected to the inner side of the protective shell.

[0007] Preferably, the mounting mechanism comprises a fixed column, a receiving groove, a rotating column, a rectangular block, a through hole, a first spring, a connecting piece, a telescopic groove, a placement groove, and a second spring; a fixed column is fixedly connected to the lower part of the core; a receiving groove is provided on one side surface of the fixed column; a rotating column is fixedly connected to the inner surface of the receiving groove; a rectangular block is rotatably connected to the outer surface of the rotating column; a through hole is provided on one side surface of the rectangular block; a first spring is welded to the inner surface of the receiving groove; a connecting piece is installed on the lower surface of the core; a telescopic groove is provided on one side surface of the connecting piece; a placement groove is provided on the inner surface of the telescopic groove; and a second spring is welded to the lower surface of the fixed column.

[0008] Preferably, the outer surface size of the core matches the inner surface size of the protective shell, and the outer surface size of the core matches the inner surface size of the sponge pad.

[0009] Preferably, the outer surface size of the sponge pad matches the inner surface size of the protective shell, and the protective shell is symmetrically arranged with respect to the central axis of the core.

[0010] Preferably, the receiving grooves are opened at equal intervals on one side surface of the fixing column, and the rectangular blocks are installed at equal intervals on one side surface of the fixing column.

[0011] Preferably, the placement grooves are opened at equal intervals on one side surface of the telescopic groove, and the outer surface size of the fixing column matches the inner surface size of the telescopic groove.

[0012] Compared with the prior art, the beneficial effect of the utility model is that: the device for preventing the slender core from breaking is provided with a protective shell, a connecting block, bolts, nuts and a sponge pad. When the core is not in use or needs to be transported, the slender end of the core is placed in the sponge pad, and then the protective shell is wrapped around it. Then the bolt is threadedly connected with the nut through the connecting block on the protective shell to install it, thereby solving the efficiency problem of the core when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the overall appearance structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the structure of the protection mechanism of the utility model;

[0015] Figure 3 This is a schematic diagram of the structure of the rectangular block and the placement slot used in conjunction with each other in the utility model;

[0016] Figure 4 For this utility model Figure 3 A is an enlarged structural diagram of FIG.

[0017] In the figure: 1. core; 2. protection mechanism; 201. protection shell; 202. connecting block; 203. bolt; 204. nut; 205. sponge pad; 3. installation mechanism; 301. fixing column; 302. storage slot; 303. rotating column; 304. rectangular block; 305. through hole; 306. first spring; 307. connecting piece; 308. telescopic slot; 309. placement slot; 310. second spring. DETAILED DESCRIPTION

[0018] 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.

[0019] See also Figure 1-4 The utility model provides a technical solution: a device for preventing a slender core from breaking, comprising a core 1, a protective mechanism 2 is arranged on the outer surface of the core 1, and a mounting mechanism 3 is arranged on the lower surface of the core 1;

[0020] The protective mechanism 2 includes a protective shell 201, a connecting block 202, a bolt 203, a nut 204 and a sponge pad 205. The outer surface of the core 1 is wrapped with the protective shell 201, and the outer surface of the protective shell 201 is fixedly connected with the connecting block 202. A bolt 203 is installed on one side surface of the connecting block 202, and a nut 204 is threadedly connected to one end surface of the bolt 203. The inner side of the protective shell 201 is fixedly connected with the sponge pad 205. Through the arrangement of the protective shell 201, the connecting block 202, the bolt 203, the nut 204 and the sponge pad 205, when the core 1 is not in use or needs to be transported, the slender end of the core 1 is placed into the sponge pad 205, and then the protective shell 201 is wrapped around it, and then the bolt 203 is threadedly connected to the nut 204 through the connecting block 202 on the protective shell 201 to install it.

[0021] Furthermore, the mounting mechanism 3 includes a fixed column 301, a receiving groove 302, a rotating column 303, a rectangular block 304, a through hole 305, a first spring 306, a connecting piece 307, a telescopic groove 308, a placement groove 309 and a second spring 310. The fixed column 301 is fixedly connected to the lower part of the core 1, a receiving groove 302 is provided on one side surface of the fixed column 301, a rotating column 303 is fixedly connected to the inner side surface of the receiving groove 302, a rectangular block 304 is rotatably connected to the outer side surface of the rotating column 303, a through hole 305 is provided on one side surface of the rectangular block 304, a first spring 306 is welded to the inner side surface of the receiving groove 302, a connecting piece 307 is installed on the lower surface of the core 1, a telescopic groove 308 is provided on one side surface of the connecting piece 307, a placement groove 309 is provided on the inner side surface of the telescopic groove 308, a second spring 310 is welded to the lower surface of the fixed column 301, and the fixed column 301 is connected to the lower part of the core 1. 301, storage groove 302, rotating column 303, rectangular block 304, through hole 305, first spring 306, connecting piece 307, telescopic groove 308, placement groove 309 and second spring 310 are arranged. When the core 1 needs to be installed, the rectangular block 304 is compressed by hand so that it is completely stored in the storage groove 302 in the fixed column 301. At this time, the first spring 306 is in a compressed state, and then the fixed column 301 is inserted into the telescopic groove 308 in the connecting piece 307, and the rectangular block 304 is released. When it reaches the appropriate position, the first spring 306 is reset to make the rectangular block 304 snap into the placement groove 309. When it needs to be taken out, the fixed column 301 is pressed to compress the second spring 310. When compressed, the rectangular block 304 is retracted into the storage groove 302 through the inclined surface, and then the fixed column 301 is taken out to complete the disassembly.

[0022] Furthermore, the outer surface size of the core 1 matches the inner surface size of the protective shell 201 , and the outer surface size of the core 1 matches the inner surface size of the sponge pad 205 . By setting the protective shell 201 , the effect of protecting the core 1 is achieved.

[0023] Furthermore, the outer surface size of the sponge pad 205 is consistent with the inner surface size of the protective shell 201, and the protective shell 201 is symmetrically arranged with respect to the central axis of the core 1. The sponge pad 205 is arranged to reduce damage to the core 1 during transportation.

[0024] Furthermore, the receiving grooves 302 are opened at equal intervals on one side surface of the fixing column 301 , and the rectangular blocks 304 are installed at equal intervals on one side surface of the fixing column 301 . By setting the rectangular blocks 304 , the core 1 can be installed and fixed.

[0025] Furthermore, placement grooves 309 are opened at equal intervals on one side surface of the telescopic groove 308 , and the outer surface size of the fixing column 301 matches the inner surface size of the telescopic groove 308 . By setting the placement grooves 309 , the rectangular block 304 can be fixed and placed.

[0026] Working principle: First, when the core 1 is not in use or needs to be transported, put the slender end of the core 1 into the sponge pad 205, then wrap it with the protective shell 201, and then thread the bolt 203 with the nut 204 through the connecting block 202 on the protective shell 201 to install it. When the core 1 needs to be installed, compress the rectangular block 304 by hand so that it is completely stored in the storage groove 302 in the fixing column 301. At this time, the first spring 306 is in a compressed state, and then the fixing column 301 is inserted into the telescopic groove 308 in the connecting piece 307, and the rectangular block 304 is released. When it reaches the appropriate position, the first spring 306 is reset, so that the rectangular block 304 is stuck in the placement groove 309. When it needs to be taken out, the fixing column 301 is pressed to compress the second spring 310. When compressed, the rectangular block 304 is retracted into the storage groove 302 through the inclined surface, and then the fixing column 301 is taken out to complete the disassembly.

[0027] 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 device for preventing a slender core from breaking, comprising a core (1), characterized in that: The outer surface of the core (1) is provided with a protection mechanism (2), and the lower surface of the core (1) is provided with a mounting mechanism (3); The protective mechanism (2) comprises a protective shell (201), a connecting block (202), a bolt (203), a nut (204) and a sponge pad (205); the outer surface of the core (1) is wrapped with the protective shell (201); the outer surface of the protective shell (201) is fixedly connected to the connecting block (202); a bolt (203) is installed on one side surface of the connecting block (202); a nut (204) is threadedly connected to one end surface of the bolt (203); and the inner side of the protective shell (201) is fixedly connected to the sponge pad (205).

2. A device for preventing the elongated core from breaking according to claim 1, characterized in that: The mounting mechanism (3) comprises a fixed column (301), a receiving groove (302), a rotating column (303), a rectangular block (304), a through hole (305), a first spring (306), a connecting piece (307), a telescopic groove (308), a placement groove (309) and a second spring (310). The lower part of the core (1) is fixedly connected with the fixed column (301), a receiving groove (302) is formed on one side surface of the fixed column (301), the inner side surface of the receiving groove (302) is fixedly connected with the rotating column (303), and the rotating column (303) is fixedly connected to the inner side surface of the receiving groove (302). The outer surface of the rotating column (303) is rotatably connected to a rectangular block (304), one side surface of the rectangular block (304) is provided with a through hole (305), the inner surface of the receiving groove (302) is welded with a first spring (306), the lower surface of the core (1) is installed with a connecting piece (307), one side surface of the connecting piece (307) is provided with a telescopic groove (308), the inner surface of the telescopic groove (308) is provided with a placement groove (309), and the lower surface of the fixed column (301) is welded with a second spring (310).

3. The device for preventing the elongated core from breaking according to claim 1, characterized in that: The outer surface size of the core (1) matches the inner surface size of the protective shell (201), and the outer surface size of the core (1) matches the inner surface size of the sponge pad (205).

4. The device for preventing the elongated core from breaking according to claim 1, characterized in that: The outer surface size of the sponge pad (205) matches the inner surface size of the protective shell (201), and the protective shell (201) is symmetrically arranged with respect to the central axis of the core (1).

5. The device for preventing the elongated core from breaking according to claim 2, characterized in that: The receiving grooves (302) are opened at equal intervals on a side surface of the fixing column (301), and the rectangular blocks (304) are installed at equal intervals on a side surface of the fixing column (301).

6. A device for preventing a slender core from breaking according to claim 2, characterized in that: The placement grooves (309) are opened at equal intervals on one side surface of the telescopic groove (308), and the outer surface size of the fixing column (301) matches the inner surface size of the telescopic groove (308).

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