CN219292670U

CN219292670U - Improved wax tree structure for precision casting

Info

Publication number: CN219292670U
Application number: CN202223537279.6U
Authority: CN
Inventors: 宋珊珊; 李毅; 彭松松; 张炳强
Original assignee: Suzhou Taier Aviation Materials Co ltd
Current assignee: Suzhou Taier Aviation Materials Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-07-04
Anticipated expiration: 2032-12-29

Abstract

The utility model relates to the technical field of precision casting equipment and discloses an improved wax tree structure for precision casting, which comprises a cooling box, wherein sealing seat wax molds are arranged on two sides of the upper part of the cooling box, an installation block is arranged on the upper middle part of the cooling box, a fixed block is fixedly connected to the upper part of the installation block, a pouring box is fixedly connected to the upper part of the fixed block, pouring pipes are fixedly connected to two sides of the pouring box, one ends of the pouring pipes are fixedly connected with pouring ports, placing grooves are formed in two sides of the inner middle part of the cooling box, dismounting mechanisms are arranged in the placing grooves, clamping grooves are formed in the left side and the right side of the installation block, and the dismounting mechanisms comprise pull rings, movable rods, clamping blocks, sliding rods, reset springs and moving blocks. According to the utility model, the replacement of the sealing seat wax mould is convenient, and the waste caused by the dripping of residual metal liquid in the main runner wax mould is avoided.

Description

Improved wax tree structure for precision casting

Technical Field

The utility model relates to the technical field of precision casting equipment, in particular to an improved wax tree structure for precision casting.

Background

Dewaxing casting is one kind of precision casting, and the manufacturing process is as follows: firstly, drawing a drawing according to a product to be processed, and manufacturing a corresponding die according to the drawing; secondly, manufacturing a wax pattern by using a die in an injection molding mode, and correcting the wax pattern; thirdly, assembling a plurality of wax patterns to form a wax tree so as to realize the purpose of casting and forming a plurality of products at one time and improve the working efficiency; fourthly, performing slurry dipping treatment on the wax tree, enabling a layer of slurry to be attached to the surface of the wax tree, and performing slurry dipping again for a plurality of times after the slurry is dried, wherein in order to ensure the thickness of a slurry dipping shell mold, the slurry dipping process is generally required to be repeated for 5-6 times, and the thickness of the shell mold reaches 5-7 mm; fifthly, after the slurry dipping process is completed, a steam dewaxing mode is adopted to flow out the wax pattern in the shell mold, so that the separation of the wax pattern and the shell mold is realized; sixthly, after dewaxing is finished, sintering the shell mold, so that slurry forming the shell mold is sintered and solidified, and residual wax mold materials are completely burnt; seventh, the shell mold after sintering is used as a casting cavity, molten raw materials (such as molten metal, glass solution and the like) are injected into the shell mold for molding, and finally the whole shell mold is taken out, and the molded product can be taken out by knocking the shell mold; eighth, after post-treatment such as sand removal and shot blasting is carried out on the molded product, a finished product is obtained, but when the sealing seat wax mould is replaced by the existing wax tree structure, the residual metal liquid in the main runner wax mould can drop out to cause waste, and the replacement of the sealing seat wax mould is inconvenient.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides an improved wax tree structure for precision casting.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an improvement type is wax tree structure for precision casting, includes the cooling tank, the upper portion both sides of cooling tank all are provided with sealed seat wax matrix, the last middle part of cooling tank is provided with the installation piece, the upper portion fixedly connected with fixed block of installation piece, the upper portion fixedly connected with pouring box of fixed block, the equal fixedly connected with pouring pipe in both sides of pouring box, the equal fixedly connected with pouring gate of one end of pouring pipe, the interior middle part both sides of cooling tank all are provided with the standing groove, the inside of standing groove is provided with dismouting mechanism, the left and right sides of installation piece all is provided with the draw-in groove.

As a further description of the above technical solution:

the dismounting mechanism comprises a pull ring, a movable rod, a clamping block, a sliding rod, a reset spring and a moving block, wherein the lower part of the pull ring is fixedly connected with the movable rod, the lower part of the movable rod is fixedly connected with the moving block, the moving block is slidably connected to the outer part of the sliding rod, the reset spring is arranged on the outer part of the sliding rod, and the clamping block is fixedly connected to the middle part of one side of the movable rod.

As a further description of the above technical solution:

the slide bar is fixedly connected in the placing groove.

As a further description of the above technical solution:

and one side of the sealing seat wax mould is fixedly connected with a liquid discharge pipe.

As a further description of the above technical solution:

the clamping block is clamped with the clamping groove.

As a further description of the above technical solution:

and a pouring cup is arranged at the upper part of the pouring box.

The utility model has the following beneficial effects:

according to the utility model, the pull ring is pulled to drive the movable rod with the lower part connected to move, the movable block with the lower part fixedly connected to move outside the slide rod and extrude the reset spring outside the slide rod, then the movable block moves and drives the clamping block to move, so that the clamping block is separated from the inside of the clamping groove, then the sealing seat wax mould is replaced, then the pull ring is released, the movable rod resets under the action of the reset spring and drives the clamping block to be clamped into the inside of the clamping groove, thereby facilitating the replacement of the sealing seat wax mould and avoiding waste caused by the dripping of residual metal liquid in the main runner wax mould.

Drawings

FIG. 1 is a front view of a modified wax tree structure for precision casting according to the present utility model;

FIG. 2 is a left side view of a modified wax tree structure for precision casting according to the present utility model;

FIG. 3 is an internal structure diagram of a modified wax tree structure for precision casting according to the present utility model;

fig. 4 is an enlarged view at a in fig. 3.

Legend description:

1. a cooling box; 2. sealing the base wax mold; 3. a liquid discharge pipe; 4. a mounting block; 5. a fixed block; 6. pouring box; 7. a pouring cup; 8. a pouring tube; 9. a sprue gate; 10. a placement groove; 11. a disassembly and assembly mechanism; 1101. a pull ring; 1102. a movable rod; 1103. a clamping block; 1104. a slide bar; 1105. a return spring; 1106. a moving block; 12. a clamping groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, one embodiment provided by the present utility model is: the utility model provides an improvement type is wax tree structure for precision casting, including cooling tank 1, the upper portion both sides of cooling tank 1 all are provided with sealed seat wax matrix 2, the last middle part of cooling tank 1 is provided with installation piece 4, the upper portion fixedly connected with fixed block 5 of installation piece 4, the upper portion fixedly connected with pouring box 6 of fixed block 5, the equal fixedly connected with pouring pipe 8 in both sides of pouring box 6, the equal fixedly connected with pouring gate 9 of one end of pouring pipe 8, the interior middle part both sides of cooling tank 1 all are provided with standing groove 10, the inside of standing groove 10 is provided with dismouting mechanism 11, the left and right sides of installation piece 4 all is provided with draw-in groove 12.

The dismounting mechanism 11 comprises a pull ring 1101, a movable rod 1102, a clamping block 1103, a slide bar 1104, a reset spring 1105 and a moving block 1106, wherein the movable rod 1102 is fixedly connected to the lower portion of the pull ring 1101, the moving block 1106 is fixedly connected to the moving block 1106, the moving rod 1102 is slidably connected to the outside of the slide bar 1104, the reset spring 1105 is arranged on the outside of the slide bar 1104, the clamping block 1103 is fixedly connected to the middle part of one side of the movable rod 1102, the pull ring 1101 is pulled to drive the moving rod 1102 with the lower portion connected to move, the moving block 1106 fixedly connected to the lower portion moves outside the slide bar 1104 and presses the reset spring 1105 outside the slide bar 1104, then the moving block 1106 moves and drives the clamping block 1103 to move, so that the clamping block 1103 is separated from the inside of the clamping groove 12, then the sealing seat wax mould 2 is replaced, the clamping block 1103 is driven to be clamped into the inside of the clamping groove 12, the residual metal liquid in the main wax mould is prevented from being dropped out, the sliding block 1104 is fixedly connected to the inside of the placing groove 10, and the large pouring cup 6 is fixedly connected to the large pouring cup 6 on one side of the clamping seat 2, and the large pouring cup 6 is fixedly connected to the large pouring cup 6.

Working principle: through pulling pull ring 1101, pull ring 1101 drives movable rod 1102 that the lower part is being connected and moves to take the movable block 1106 that the lower part is fixedly connected to move in the outside of slide bar 1104, and extrude the outside reset spring 1105 of slide bar 1104, then drive fixture block 1103 and remove when the movable block 1106 removes, make fixture block 1103 break away from the inside of draw-in groove 12, then change sealed seat wax matrix 2, then loosen pull ring 1101, movable rod 1102 resets under reset spring 1105's effect, and drive fixture block 1103 card income draw-in groove 12's inside, thereby be convenient for the change of sealed seat wax matrix 2, avoid remaining metal liquid drip out in the main runner wax matrix to cause extravagant.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides an improvement type is wax tree structure for precision casting, includes cooling box (1), its characterized in that: the utility model discloses a cooling box, including cooling box (1), sealing seat wax matrix (2) all are provided with in upper portion both sides, the last middle part of cooling box (1) is provided with installation piece (4), the upper portion fixedly connected with fixed block (5) of installation piece (4), the upper portion fixedly connected with pouring box (6) of fixed block (5), equal fixedly connected with pouring spout (8) in both sides of pouring box (6), equal fixedly connected with pouring gate (9) in one end of pouring spout (8), the interior middle part both sides of cooling box (1) all are provided with standing groove (10), the inside of standing groove (10) is provided with dismouting mechanism (11), the left and right sides of installation piece (4) all is provided with draw-in groove (12).

2. The improved precision casting wax tree structure of claim 1, wherein: disassembly and assembly mechanism (11) are including pull ring (1101), movable rod (1102), fixture block (1103), slide bar (1104), reset spring (1105), movable block (1106), the lower part fixedly connected with movable rod (1102) of pull ring (1101), the lower part fixedly connected with movable block (1106) of movable rod (1102), movable block (1106) sliding connection is in the outside of slide bar (1104), the outside of slide bar (1104) is provided with reset spring (1105), one side middle part fixedly connected with fixture block (1103) of movable rod (1102).

3. The improved precision casting wax tree structure of claim 2, wherein: the sliding rod (1104) is fixedly connected inside the placing groove (10).

4. The improved precision casting wax tree structure of claim 1, wherein: one side of the sealing seat wax mould (2) is fixedly connected with a liquid discharge pipe (3).

5. The improved precision casting wax tree structure of claim 2, wherein: the clamping block (1103) is clamped with the clamping groove (12).

6. The improved precision casting wax tree structure of claim 1, wherein: the upper part of the pouring box (6) is provided with a pouring cup (7).