CN215746249U

CN215746249U - Wax melting device for wax mould casting

Info

Publication number: CN215746249U
Application number: CN202121956881.6U
Authority: CN
Inventors: 谢春
Original assignee: Wuxi Huachen Baoding Technology Co ltd
Current assignee: Wuxi Huachen Baoding Technology Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-02-08
Anticipated expiration: 2031-08-19

Abstract

The utility model discloses a wax melting device for wax mould casting, which comprises: the heating device comprises a shell and a heating block, wherein the shell is of a hollow structure, a rotating shaft which is vertically arranged is rotatably arranged in the shell, a filter plate and a filter screen which are transversely arranged are arranged in the shell, and through holes used for connecting the rotating shaft are formed in the filter plate and the filter screen; the bidirectional screw rod is fixedly connected with a first gear, and the rotating shaft is fixedly connected with a second gear matched with the first gear; and a moving mechanism. The solid wax on the filter screen can be rapidly and completely melted under the action of the heating block, so that the wax discharged from the discharge pipe after passing through the filter screen is completely melted, the solid wax does not exist, the melting quality of the wax is improved, and the subsequent normal use of the wax is facilitated.

Description

Wax melting device for wax mould casting

Technical Field

The utility model relates to the technical field of wax melting devices, in particular to a wax melting device for wax mold casting.

Background

The wax is oil produced by animals, plants or minerals, is solid at normal temperature, has plasticity, is easy to melt, is insoluble in water, and is soluble in carbon disulfide and benzene. The wax is a mixture of several higher alkanes, mainly n-docosane and n-octacosane, containing about 85% of carbon elements and about 14% of hydrogen elements.

With the increasingly widespread use of wax, the wax is also frequently required to be utilized in the casting field, the wax needs to be melted firstly in the use process, and as no device for filtering the wax is arranged in the conventional wax melting device, when the melted wax is taken out, some solid wax which is not completely melted is also directly taken out from a discharge port, so that the melting quality of the wax is reduced, and the wax is not beneficial to the subsequent normal use of the wax.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the following defects in the prior art, and provides a wax melting device for wax mold casting, which is provided with no wax filtering device, so that when molten wax is taken out, some solid wax which is not completely melted is also directly taken out from a discharge hole, the melting quality of the wax is reduced, and the subsequent normal use of the wax is not facilitated.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a wax melting device for wax pattern casting, comprising:

the heating device comprises a shell and a heating block, wherein the shell is of a hollow structure, a rotating shaft which is vertically arranged is rotatably arranged in the shell, a filter plate and a filter screen which are transversely arranged are arranged in the shell, and through holes used for connecting the rotating shaft are formed in the filter plate and the filter screen;

the bidirectional screw rod is fixedly connected with a first gear, and the rotating shaft is fixedly connected with a second gear matched with the first gear;

the moving mechanism comprises fixed sleeves in threaded connection with the two-way screw rods, and each fixed sleeve is connected with the filter screen through a hinge rod;

the cutting mechanism comprises a moving plate in threaded connection with the rotating shaft, and a plurality of cutting blades are fixedly mounted on the lower surface of the moving plate.

Preferably, two sliding grooves which are symmetrically arranged are formed in the shell, and two ends of the filter screen are respectively in sliding connection with the corresponding sliding grooves.

Preferably, a limiting block is fixedly connected to one side of the moving plate, and a limiting groove used for the limiting block to slide up and down is formed in the shell.

Preferably, the shell is provided with two feed inlets for adding solid wax, and the two feed inlets are symmetrically arranged on the shell.

Preferably, a discharge pipe is arranged below the shell, and the discharge pipe is communicated with the shell.

Preferably, the lower surface of the shell is fixedly connected with two supporting columns, and each supporting column is provided with a shock pad.

Compared with the prior art, the utility model has the beneficial effects that:

under the driving action of a servo motor, the rotating shaft rotates continuously forward and backward in the shell, so that the cutting blades fixedly connected on the moving plate can cut the solid wax on the filter plate in the process of moving up and down, the solid wax is quickly melted under the action of the heating block, the bidirectional screw rod can rotate continuously in forward and backward directions, the distance between the two fixed sleeves can be continuously changed, the two ends of the filter screen are connected with the sliding groove in a sliding manner, the filter screen can continuously move up and down under the limiting action of the sliding groove, the solid wax preliminarily melted on the filter plate falls onto the filter screen and then can be continuously moved up and down through the continuous up and down movement of the filter screen, the solid wax which is not melted can be filtered, the separation of the solid wax on the filter screen and the melting wax is also facilitated, and the solid wax on the filter screen is under the action of the heating block, the wax that also can be quick melts completely for after passing through the filter screen, the wax of following the discharging pipe discharge is the wax of melting completely again, does not have the existence of solid wax, has improved the melting quality to the wax, is favorable to the follow-up normal use of wax.

Drawings

FIG. 1 is a schematic front view of a wax melting apparatus for casting a wax pattern according to the present invention;

FIG. 2 is a schematic cross-sectional view of the housing;

fig. 3 is a partially enlarged view of a in fig. 2.

In the figure: the device comprises a shell 1, a feed inlet 2, support columns 3, shock absorbing pads 4, a filter screen 5, a heating block 6, a fixing sleeve 7, a bidirectional screw rod 8, a rotating shaft 9, a filter screen 10, a cutting blade 11, a first gear 12, a movable plate 13, a limiting groove 14, a second gear 15 and a hinge rod 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

The terms "upper", "lower", "left", "right", "middle" and "one" used in the present invention are for clarity of description, and are not used to limit the scope of the present invention, and the relative relationship between the terms and the modifications may be regarded as the scope of the present invention without substantial technical change.

Referring to fig. 1 to 3, a wax melting apparatus for wax pattern casting includes: the shell 1 and the heating block 6, the shell 1 is set as a hollow structure, two feed inlets 2 for adding solid wax are arranged on the shell 1, the two feed inlets 2 are symmetrically arranged on the shell 1, because the shell 1 is provided with the two symmetrically arranged feed inlets 2, the solid wax is added through the two feed inlets 2 at the same time, the solid wax can uniformly enter the shell 1, the shell 1 is rotatably provided with a vertically arranged rotating shaft 9, the shell 1 is internally provided with a transversely arranged filter plate 10 and a filter screen 5, the filter plate 10 and the filter screen 5 are both provided with through holes for connecting the rotating shaft 9, the shell 1 is internally provided with two symmetrically arranged chutes, the two ends of the filter screen 5 are respectively in sliding connection with the corresponding chutes, along with the continuous change of the distance between the two fixed sleeves 7, and the two ends of the filter screen 5 are both in sliding connection with the chutes, under the limiting action of the chutes, filter screen 5 will be continuous reciprocates, and can not take place to rotate, and casing 1 lower fixed surface is connected with two support columns 3 all is provided with shock pad 4 on every support column 3, because be provided with shock pad 4 on the support column 3, shock pad 4 can slow down the vibrations of casing 1 during operation, is favorable to improving casing 1's stability.

The bidirectional screw 8, the first gear 12 of fixed connection on the bidirectional screw 8, connect with the second gear 15 cooperating with first gear 12 on the axis of rotation 9 fixedly; the moving mechanism comprises fixed sleeves 7 in threaded connection with a bidirectional screw rod 8, and each fixed sleeve 7 is connected with the filter screen 5 through a hinge rod 16; cutting mechanism, cutting mechanism includes the movable plate 13 with axis of rotation 9 threaded connection, movable plate 13 lower fixed surface installs a plurality of cutting blade 11, movable plate 13 one side fixedly connected with stopper, set up on casing 1 and be used for stopper gliding spacing groove 14 from top to bottom, fixed connection's stopper on movable plate 13, with the spacing groove 14 sliding connection on the casing 1, under the restriction of stopper, just can prevent that movable plate 13 from taking place to rotate, movable plate 13 will be along with axis of rotation 9 constantly positive and negative two direction pivoted in-process, and at vertical direction reciprocating motion, casing 1 below is provided with the discharging pipe, discharging pipe and casing 1 communicate each other, the solid wax on the filter screen 5 is under the effect of heating block 6, also can melt completely, make behind filter screen 5, the wax of following the discharging pipe again all is the wax that melts completely.

In the utility model, a large solid wax is added on a filter plate 10 in a shell 1 through a feed inlet 2 arranged on the shell 1, then a switch of a servo motor is opened, the drive end of the servo motor is fixedly connected with one end of a rotating shaft 9, the rotating shaft 9 can continuously rotate forwards and backwards in the shell 1 under the drive action of the servo motor, the rotating shaft 9 is in threaded connection with a movable plate 13, a limit block fixedly connected with the movable plate 13 is in sliding connection with a limit groove 14 on the shell 1, the movable plate 13 can be prevented from rotating under the limit action of the limit block, the movable plate 13 can reciprocate in the vertical direction along with the process that the rotating shaft 9 continuously rotates forwards and backwards, the rotating shaft 9 is provided with threads connected with the movable plate 13, only a part of the rotating shaft 9 above the filter plate 10 is provided with a cutting blade 11 fixedly connected with the movable plate 13, only can move to and fro above the filter plate 10, but not move below the filter plate 10, the cutting blade 11 can cut the solid wax on the filter plate 10 in the process of moving up and down, so that the solid wax is quickly melted under the action of the heating block 6, the second gear 15 fixedly connected on the rotating shaft 9 can continuously rotate in the positive and negative directions, because the first gear 12 is meshed with the second gear 15, the bidirectional screw 8 can continuously rotate in the positive and negative directions under the transmission action of the first gear 12, because the two fixed sleeves 7 are in threaded connection with the bidirectional screw 8 and symmetrically arranged on the bidirectional screw 8, the distance between the two fixed sleeves 7 can continuously change, one end of the hinged rod 16 is hinged with the fixed sleeves 7, the other end is hinged with the filter screen 5, along with the continuous change of the distance between the two fixed sleeves 7, and both ends of the filter screen 5 are in sliding connection with the sliding grooves, under the limiting action of spout, filter screen 5 will be continuous reciprocates, preliminary fused solid wax on the filter 10, fall filter screen 5 back, reciprocate constantly through filter screen 5, not only can filter the solid wax that does not have melting, also be favorable to the separation of solid wax on the filter screen 5 and melting wax, solid wax on the filter screen 5 is under the effect of heating block 6, complete melting that also can be quick, make after passing through filter screen 5, the wax of following the discharging pipe discharge again all is complete fused wax, do not have the existence of solid wax, the melting quality to wax has been improved, be favorable to the follow-up normal use of wax.

In the present invention, the terms "mounted," "connected," "secured," and the like are to be construed broadly unless otherwise specifically indicated and limited.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A wax melting device for wax pattern casting, characterized by comprising:

the heating device comprises a shell (1) and a heating block (6), wherein the shell (1) is of a hollow structure, a rotating shaft (9) which is vertically arranged is rotatably mounted in the shell (1), a filter plate (10) and a filter screen (5) which are transversely arranged are mounted in the shell (1), and through holes used for connecting the rotating shaft (9) are formed in the filter plate (10) and the filter screen (5);

the bidirectional screw rod (8), a first gear (12) is fixedly connected to the bidirectional screw rod (8), and a second gear (15) matched with the first gear (12) is fixedly connected to the rotating shaft (9);

the moving mechanism comprises a fixed sleeve (7) in threaded connection with the bidirectional screw rod (8), and each fixed sleeve (7) is connected with the filter screen (5) through a hinge rod (16);

the cutting mechanism comprises a moving plate (13) in threaded connection with the rotating shaft (9), and a plurality of cutting blades (11) are fixedly mounted on the lower surface of the moving plate (13).

2. The wax melting device for wax pattern casting according to claim 1, wherein two symmetrically arranged sliding grooves are formed in the housing (1), and two ends of the filter screen (5) are respectively connected with the corresponding sliding grooves in a sliding manner.

3. The wax melting device for wax pattern casting according to claim 1, wherein one side of the moving plate (13) is fixedly connected with a limiting block, and the shell (1) is provided with a limiting groove (14) for the limiting block to slide up and down.

4. The wax melting device for wax mold casting according to claim 1, wherein the shell (1) is provided with two feeding ports (2) for adding solid wax, and the two feeding ports (2) are symmetrically arranged on the shell (1).

5. The wax melting apparatus for wax pattern casting according to claim 1, wherein a discharge pipe is provided below the shell (1), and the discharge pipe and the shell (1) communicate with each other.

6. The wax melting device for wax pattern casting according to claim 1, wherein two supporting columns (3) are fixedly connected to the lower surface of the shell (1), and each supporting column (3) is provided with a damping pad (4).