CN217858673U

CN217858673U - Novel sprue bush for pouring

Info

Publication number: CN217858673U
Application number: CN202220753938.0U
Authority: CN
Inventors: 马国洪; 马兆元
Original assignee: Changzhou Wanxing Paper Plastic Co ltd
Current assignee: Changzhou Wanxing Paper Plastic Co ltd
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-11-22
Anticipated expiration: 2032-04-02

Abstract

The utility model relates to a pouring technical field just discloses a novel sprue bush for pouring, including first sprue bush body and second sprue bush body, second sprue bush body seals the setting from top to bottom, and the upper and lower both ends of second sprue bush body communicate respectively and be provided with first drainage tube and second drainage tube, the bottom intercommunication of first sprue bush body is equipped with first honeycomb duct, the lateral wall intercommunication of second sprue bush body is equipped with the second honeycomb duct, rotate between first honeycomb duct and the second honeycomb duct and connect, and be equipped with positioning mechanism between first honeycomb duct and the second honeycomb duct. The utility model discloses can pour the molten metal into in the mould with the speed of difference according to the cool time of molten metal, guarantee product casting shaping quality.

Description

Novel pouring gate sleeve for pouring

Technical Field

The utility model relates to a pouring technical field especially relates to a novel sprue bush is used in pouring.

Background

A sprue bush is used in the existing sand casting, a pouring gate is arranged in the sprue bush, molten metal is poured from a cavity in the sprue bush, the molten metal is left to a main runner from the pouring gate and then to a sub-runner, so that the whole mold cavity is filled, and a product is formed by cooling.

At present because the material of product is different, and the cooling time of molten metal is different, and some molten metal can cool off the shaping fast, and some molten metal can cool off the shaping slowly to need to pour the molten metal in the mould with different speeds to different molten metals. However, the existing sprue bush has a single structure, and cannot be poured into a mold at different speeds according to the cooling time of molten metal, so that the pouring molding quality of a product is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the prior art in that the sprue bush can't be poured into the mould with different speeds according to the cooling time of molten metal to reduce the problem of product cast moulding quality, and the novel sprue bush for pouring that proposes.

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

a novel sprue bush for pouring comprises a first sprue bush body and a second sprue bush body, wherein the second sprue bush body is arranged in an up-and-down closed mode, the upper end and the lower end of the second sprue bush body are respectively communicated with a first drainage tube and a second drainage tube,

the bottom intercommunication of first runner cover body is equipped with first honeycomb duct, the lateral wall intercommunication of second runner cover body is equipped with the second honeycomb duct, rotate between first honeycomb duct and the second honeycomb duct and connect, and be equipped with positioning mechanism between first honeycomb duct and the second honeycomb duct.

Preferably, the fixed cavity dish that is equipped with in tip of second honeycomb duct, the tip of first honeycomb duct passes through sealed bearing and rotates and set up on the cavity dish.

Preferably, positioning mechanism includes bolt and swivel nut, the pipe wall both sides of first honeycomb duct are all fixed and are equipped with solid fixed ring, the bolt inserts in solid fixed ring's inside, the swivel nut is fixed to be set up on the lateral wall of cavity dish, the tip and the swivel nut screw thread setting of bolt.

Preferably, positioning mechanism includes sleeve, inserted bar, spring and holding ring, the sleeve is fixed to be set up on the lateral wall of cavity dish, the inserted bar inserts and passes through spring and its inner wall fixed connection in telescopic inside, the holding ring is fixed to be set up on the pipe wall of first honeycomb duct, and the downside of holding ring seted up with inserted bar matched with jack.

Preferably, a pull rod is fixedly arranged on the rod wall of the insertion rod, and a strip-shaped hole for extending the pull rod is formed in the cylinder wall of the sleeve.

Preferably, lantern rings are fixedly arranged on the upper side and the lower side of the outer wall of the second sprue bush body.

Preferably, the diameter of the first draft tube is larger than the diameter of the second draft tube.

Compared with the prior art, the utility model provides a novel sprue bush for pouring possesses following beneficial effect:

1. this novel pouring gate cover for pouring, through first pouring gate cover body, second pouring gate cover body, first drainage tube and second drainage tube, because the diameter of first drainage tube and second drainage tube is different to can select the first drainage tube and the second drainage tube that correspond the size to insert in the pouring gate of mould according to the cooling time of molten metal, the molten metal is poured into to the inside of second pouring gate cover body to rethread first pouring gate cover body, has guaranteed product casting moulding quality.

2. This novel pouring gate sleeve for pouring through setting up bolt and swivel nut between first honeycomb duct and second passage, can be fixed after rotatory between first honeycomb duct and the second passage to can adjust the opening direction of first pouring gate sleeve body, guarantee to pour the molten metal into.

3. This novel pouring gate cover for pouring is through setting up sleeve, inserted bar, spring, holding ring and the pull rod between first honeycomb duct and second passage, can be with rotatory back and fixed between first honeycomb duct and the second passage to can adjust the opening direction of first pouring gate cover body, guarantee to pour the molten metal into.

The device does not involve the part all the same with prior art or can adopt prior art to realize, the utility model discloses can pour the molten metal into in the mould with the speed of difference according to the cooling time of molten metal, guarantee product casting moulding quality.

Drawings

Fig. 1 is a schematic structural view of a novel sprue bush for pouring provided by the utility model;

FIG. 2 is a schematic view of a first embodiment of the connection of the first and second fluid conduits of FIG. 1;

FIG. 3 is a schematic structural view of a second embodiment of the connection of the first and second fluid conduits of FIG. 1;

fig. 4 is an enlarged view of a portion a of fig. 3.

In the figure: the device comprises a first sprue bush body 1, a second sprue bush body 2, a first drainage tube 3, a second drainage tube 4, a first drainage tube 5, a second drainage tube 6, a hollow disc 7, a bolt 8, a threaded sleeve 9, a fixing ring 10, a sleeve 11, an insertion rod 12, a spring 13, a positioning ring 14, a pull rod 15 and a lantern ring 16.

Detailed Description

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

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1, a novel pouring gate sleeve for pouring, including first pouring gate sleeve body 1 and second pouring gate sleeve body 2, second pouring gate sleeve body 2 seals the setting from top to bottom, and the upper and lower both ends of second pouring gate sleeve body 2 communicate respectively and are provided with first drainage tube 3 and second drainage tube 4, the diameter of first drainage tube 3 is greater than the diameter of second drainage tube 4, both sides are all fixed about the outer wall of second pouring gate sleeve body 2 are equipped with lantern ring 16, the bottom intercommunication of first pouring gate sleeve body 1 is equipped with first honeycomb duct 5, the lateral wall intercommunication of second pouring gate sleeve body 2 is equipped with second honeycomb duct 6, rotate between first honeycomb duct 5 and the second honeycomb duct 6 and connect, and be equipped with positioning mechanism between first honeycomb duct 5 and the second honeycomb duct 6.

Referring to fig. 2, the end of the second flow guide pipe 6 is fixedly provided with a hollow disc 7, and the end of the first flow guide pipe 5 is rotatably arranged on the hollow disc 7 through a sealing bearing, so that the sealing rotation between the first flow guide pipe 5 and the second flow guide pipe 6 can be ensured.

Referring to fig. 2, the positioning mechanism includes a bolt 8 and a threaded sleeve 9, both sides of the pipe wall of the first flow guide pipe 5 are fixedly provided with a fixing ring 10, the bolt 8 is inserted into the fixing ring 10, the threaded sleeve 9 is fixedly arranged on the side wall of the hollow disc 7, and the end of the bolt 8 is in threaded arrangement with the threaded sleeve 9.

In the utility model, when in use, a worker inserts the first drainage tube 3 or the second drainage tube 4 into the sprue gate of the mold according to the cooling time of the molten metal, and inserts the first drainage tube 3 into the mold if the molten metal is required to be poured into the mold quickly; if molten metal needs to be poured into a mold slowly, the first sprue bush body 1 is inverted and the second draft tube 4 is inserted into the mold, then a worker unscrews the bolt 8 with a wrench to take out the end of the bolt 8 from the interior of the threaded sleeve 9, and then takes out the bolt 8 from the fixing ring 10, at this time, the first draft tube 5 is rotated to make the opening of the first sprue bush body 1 upward or downward, if the first draft tube 3 is inserted into the mold, the opening of the first sprue bush body 1 is made downward, if the second draft tube 4 is inserted into the mold, the opening of the first sprue bush body 1 is made upward, and after position adjustment, the first draft tube 5 and the second draft tube 6 are fixed with each other by the bolt 8.

Example 2

Referring to fig. 3, the end of the second flow guide pipe 6 is fixedly provided with a hollow disc 7, and the end of the first flow guide pipe 5 is rotatably arranged on the hollow disc 7 through a sealing bearing, so that the sealing rotation between the first flow guide pipe 5 and the second flow guide pipe 6 can be ensured.

Referring to fig. 3-4, the positioning mechanism includes a sleeve 11, an insertion rod 12, a spring 13, and a positioning ring 14, the sleeve 11 is fixedly disposed on the sidewall of the hollow disc 7, the insertion rod 12 is inserted into the sleeve 11 and is fixedly connected to the inner wall of the sleeve through the spring 13, the positioning ring 14 is fixedly disposed on the tube wall of the first flow guide tube 5, a jack matched with the insertion rod 12 is disposed on the lower side of the positioning ring 14, a pull rod 15 is fixedly disposed on the rod wall of the insertion rod 12, and a strip-shaped hole for the extension of the pull rod 15 is disposed on the tube wall of the sleeve 11.

In the utility model, when in use, a worker inserts the first drainage tube 3 or the second drainage tube 4 into the sprue gate of the mold according to the cooling time of the molten metal, and inserts the first drainage tube 3 into the mold if the molten metal is required to be poured into the mold quickly; if molten metal needs to be poured into the mold slowly, the first sprue bush body 1 is inverted and the second draft tube 4 is inserted into the mold, then the worker moves the pull rod 15 downwards so that the lower end of the insert rod 12 compresses the spring 13 and the upper end of the insert rod 12 is moved out of the insertion hole on the positioning ring 14, at this time, the first draft tube 5 is rotated so that the opening of the first sprue bush body 1 is upward or downward, if the first draft tube 3 is inserted into the mold, the opening of the first sprue bush body 1 is downward, if the second draft tube 4 is inserted into the mold, the opening of the first sprue bush body 1 is upward, after the position is adjusted, the pull rod 15 is loosened by hand, the insert rod 12 is moved upward due to the action of the spring 13 and the insertion hole on the positioning ring 14 is matched, so that the first draft tube 5 and the second draft tube 6 are fixed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A novel sprue bush for pouring comprises a first sprue bush body (1) and a second sprue bush body (2), and is characterized in that the second sprue bush body (2) is arranged in an up-and-down closed manner, the upper end and the lower end of the second sprue bush body (2) are respectively communicated with a first drainage tube (3) and a second drainage tube (4),

the bottom intercommunication of first runner cover body (1) is equipped with first honeycomb duct (5), the lateral wall intercommunication of second runner cover body (2) is equipped with second honeycomb duct (6), rotate between first honeycomb duct (5) and second honeycomb duct (6) and be connected, and be equipped with positioning mechanism between first honeycomb duct (5) and second honeycomb duct (6).

2. A novel pouring head sleeve for pouring according to claim 1, characterized in that the end of the second draft tube (6) is fixedly provided with a hollow disc (7), and the end of the first draft tube (5) is rotatably arranged on the hollow disc (7) through a sealing bearing.

3. The novel sprue bush for pouring according to claim 2, wherein the positioning mechanism comprises a bolt (8) and a screw sleeve (9), fixing rings (10) are fixedly arranged on two sides of the pipe wall of the first flow guide pipe (5), the bolt (8) is inserted into the fixing rings (10), the screw sleeve (9) is fixedly arranged on the side wall of the hollow disc (7), and the end of the bolt (8) is in threaded arrangement with the screw sleeve (9).

4. The novel sprue bush for pouring according to claim 2, wherein the positioning mechanism comprises a sleeve (11), an insert rod (12), a spring (13) and a positioning ring (14), the sleeve (11) is fixedly arranged on the side wall of the hollow disc (7), the insert rod (12) is inserted into the sleeve (11) and is fixedly connected with the inner wall of the sleeve through the spring (13), the positioning ring (14) is fixedly arranged on the pipe wall of the first flow guide pipe (5), and a jack matched with the insert rod (12) is formed in the lower side of the positioning ring (14).

5. A novel pouring head sleeve for pouring according to claim 4, characterized in that a pull rod (15) is fixedly arranged on the rod wall of the insert rod (12), and a strip-shaped hole for the pull rod (15) to extend out is formed in the cylinder wall of the sleeve (11).

6. A novel pouring gate sleeve as claimed in claim 1, characterized in that the upper and lower sides of the outer wall of the second pouring gate sleeve body (2) are fixedly provided with lantern rings (16).

7. A new pouring tundish according to claim 1, characterised in that the diameter of the first draft tube (3) is greater than the diameter of the second draft tube (4).