CN215697914U

CN215697914U - Automatic demoulding device

Info

Publication number: CN215697914U
Application number: CN202122032263.9U
Authority: CN
Inventors: 娄效彬
Original assignee: Laizhou Baoyi Machinery Co ltd
Current assignee: Laizhou Baoyi Machinery Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-02-01
Anticipated expiration: 2031-08-26

Abstract

The utility model discloses an automatic demoulding device, which comprises a drill bit, a conveyor belt and a translation pushing hand; the drill bit is cylindrical, the opening of the drill bit is downward, a gear is fixed at the center of the top of the drill bit, the top of the gear is connected with an inner ring of a bearing, an outer ring of the bearing is connected with a push rod, the push rod is connected with a material smashing cylinder, the material smashing cylinder is fixed on a support, and the position of the material smashing cylinder is right below the drill bit; the conveying belt is positioned on one side of the bracket and is parallel to the bracket, and a sand box is placed on the conveying belt; the translation pushing hands are located on the other side of the conveying belt and connected with the translation air cylinder. Compared with the prior art, the utility model has the beneficial effects that: firstly, the design is simple, the cost is low, the assembly is easy, and the method is suitable for popularization; secondly, the drawing of patterns is quick, adopts the mode of boring the sand to make the edge in the sand box cast sand and whole separation, recycles the dead weight and breaks away from the sand box, and is little to the foundry goods damage than traditional demoulding equipment.

Description

Automatic demoulding device

Technical Field

The utility model belongs to the technical field of steel casting equipment, and particularly relates to an automatic demolding device.

Background

Casting is a method in which liquid metal is cast into a casting cavity that conforms to the shape of a part, and after it is cooled and solidified, a part or a blank is obtained. The steel casting is formed by casting by utilizing a die cavity in an upper sand box and a lower sand box, the casting is divided by a parting surface by utilizing the close fit between the upper sand box and the lower sand box, and molten steel after melting is injected into the die cavity from a pouring gate.

The demoulding is a step of separating a casting from a mould after the casting is finished, the conventional demoulding mode is mainly manual operation, the casting is knocked by manpower, the produced vibration causes the casting to be separated from the mould, the mode not only easily causes the damage of the casting, but also can occupy a large amount of time, workers are easy to fatigue, the production efficiency is not high, some factories also use a demoulding machine, and most of the conventional demoulding machines rely on a special clamping and ejecting tool assembled on the hoisting machinery under the static action. The opening and closing and lifting movement of the clamp and the gravity action of the steel ingot and the steel ingot mold are used for completing various operations of freely demoulding, uncapping and ingot demoulding, the relative linear movement between the ejection, blocking and clamping tools of the ejection tool is used for carrying out forced demoulding operation, and the large ejection, blocking and clamping force is easy to reduce the surface quality of the casting, so that certain damage is caused to the casting.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that the existing demoulding equipment is easy to damage a casting due to overlarge acting force applied to the casting, and provides an automatic demoulding device which is used for cutting sand materials between the casting and a sand box and then demoulding the casting under the action of gravity, wherein external force applied to the casting is small, and the casting is prevented from being damaged.

In order to achieve the purpose, the utility model provides the following technical scheme: an automatic demoulding device comprises a drill bit, a conveyor belt and a translation pushing hand; the drill bit is cylindrical, the opening of the drill bit is downward, a gear is fixed at the center of the top of the drill bit, the top of the gear is connected with an inner ring of a bearing, an outer ring of the bearing is connected with a push rod, the push rod is connected with a material smashing cylinder, the material smashing cylinder is fixed on a support, and the position of the material smashing cylinder is right below the drill bit; the conveying belt is positioned on one side of the bracket and is parallel to the bracket, and a sand box is placed on the conveying belt; the translation pushing hands are located on the other side of the conveying belt and connected with the translation air cylinder.

Preferably, the diameter of the drill bit is 1-2cm smaller than the inner diameter of the sand box.

Preferably, the gear is sleeved with a belt, the belt is further connected with a motor on one side of the gear, the motor is fixed on the push rod, and the tail end of the motor spindle is provided with a limiting head.

Preferably, the support is in a door shape, and a hole penetrating through the motor is further formed in the support.

Preferably, the sand box is provided with a handle near the top.

Preferably, the translation pushing hands are arc-shaped and push the sand box to the box frame.

Preferably, the box frame is located below the drill bit, the box frame is concave, the opening end of the box frame faces the conveyor belt, and the height of the box frame is consistent with the height of the bottom of the sand box handle on the conveyor belt.

Preferably, the top of the side wall of the box frame opposite to the conveyor belt is provided with an anti-collision cushion.

Compared with the prior art, the utility model has the beneficial effects that: firstly, the design is simple, the cost is low, the assembly is easy, and the method is suitable for popularization; secondly, the drawing of patterns is quick, adopts the mode of boring the sand to make the edge in the sand box cast sand and whole separation, recycles the dead weight and breaks away from the sand box, and is little to the foundry goods damage than traditional demoulding equipment.

Other features of the present disclosure and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present disclosure or technical solutions in related arts, the drawings used in the description of the embodiments or related arts will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present disclosure, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic top view of the demolding device according to the present invention;

FIG. 2 is a schematic view of a part of the structure of the demolding device.

In the figure: 1. the device comprises a drill bit, 2, a material smashing cylinder, 3, a push rod, 4, a bearing, 5, a gear, 6, a sand box, 7, a box frame, 8, a motor, 9, a belt, 10, a limiting head, 11, a support, 12, a handle, 13, a crash pad, 14, a conveyor belt, 15, a translation push handle, 16 and a translation cylinder.

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 following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 and 2, the present invention provides a technical solution: an automatic demolding device comprises a drill bit 1, a conveyor belt 14 and a translation pushing handle 15; the drill bit 1 is cylindrical, an opening of the drill bit 1 is downward, a gear 5 is fixed at the center of the top of the drill bit 1, the top of the gear 5 is connected with an inner ring of a bearing 4, an outer ring of the bearing 4 is connected with a push rod 3, the push rod 3 is connected with a material smashing cylinder 2, the material smashing cylinder 2 is fixed on a support 11, and the position right below the drill bit 1; the conveyor belt 14 is positioned on one side of the bracket 11 and is parallel to the bracket 11, and the sand box 6 is placed on the conveyor belt 14; the translation push handle 15 is positioned at the other side of the conveyor belt 14, and the translation push handle 15 is connected with a translation air cylinder 16.

Specifically, the diameter of the drill bit 1 is 1-2cm smaller than the inner diameter of the sand box 6.

Specifically, the gear 5 is sleeved with a belt 9, the belt 9 is further connected with a motor 8 on one side of the gear 5, the motor 8 is fixed on the push rod 3, and a limiting head 10 is arranged at the tail end of a main shaft of the motor 8.

Specifically, the support 11 is in a shape of a Chinese character 'men', and a hole penetrating through the motor 8 is further formed in the support 11.

Specifically, a handle 12 is provided near the top of the flask 6.

Specifically, the translational push handle 15 is arc-shaped, and the translational push handle 15 pushes the sand box 6 to the box frame 7.

Specifically, the box frame 7 is positioned below the drill bit 1, the box frame 7 is concave, the opening end of the box frame 7 faces the conveyor belt 14, and the height of the box frame 7 is consistent with the height of the bottom of the handle 12 of the sand box 6 on the conveyor belt 14.

Specifically, the top of the side wall of the box frame 7 opposite to the conveyor belt 14 is provided with a crash pad 13.

The working principle is as follows: when the sand box 6 of the cast casting is conveyed to the position right in front of the push handle through the conveyor belt 14, the translation air cylinder 16 is started, the sand box 6 is pushed to the box frame 7 by the translation push handle 15, the handle 12 is located on the top of the box frame 7 and slides on the box frame 7 to be right below the drill bit 1, the crash pad 13 is in contact with the sand box 6 to prevent the sand box 6 from being displaced after being violently collided, the motor 8 is started, the belt 9 pulls the gear 5 to rotate, namely the drill bit 1 rotates, the material smashing air cylinder 2 is started, the push rod 3 pushes the drill bit 1 to descend into the sand box 6, casting sand close to the edge of the sand box 6 is cut along with the selective loading of the drill bit 1, the drill bit 1 drills out from the sand box 6 along with the fact that the push rod 3 extends to the longest length, and the casting sand fall due to self gravity and are collected.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An automatic demoulding device, includes drill bit (1), conveyer belt (14) and translation pushing hands (15), its characterized in that: the drill bit (1) is cylindrical, the opening of the drill bit (1) is downward, a gear (5) is fixed at the center of the top of the drill bit (1), the top of the gear (5) is connected with an inner ring of a bearing (4), an outer ring of the bearing (4) is connected with a push rod (3), the push rod (3) is connected with a material smashing cylinder (2), the material smashing cylinder (2) is fixed on a support (11), and the position of the drill bit (1) is right below; the conveyor belt (14) is positioned on one side of the bracket (11) and is parallel to the bracket (11), and the sand box (6) is placed on the conveyor belt (14); the translation pushing handle (15) is located on the other side of the conveyor belt (14), and the translation pushing handle (15) is connected with the translation cylinder (16).

2. The automatic demolding device as claimed in claim 1, wherein: the diameter of the drill bit (1) is 1-2cm smaller than the inner diameter of the sand box (6).

3. The automatic demolding device as claimed in claim 1, wherein: the gear (5) is sleeved with a belt (9), the belt (9) is further connected with a motor (8) on one side of the gear (5), the motor (8) is fixed on the push rod (3), and a limiting head (10) is arranged at the tail end of a main shaft of the motor (8).

4. The automatic demolding device as claimed in claim 1, wherein: the bracket (11) is in a door shape, and a hole penetrating through the motor (8) is further formed in the bracket (11).

5. The automatic demolding device as claimed in claim 1, wherein: and a handle (12) is arranged at the position, close to the top, of the sand box (6).

6. The automatic demolding device as claimed in claim 1, wherein: the translational push handle (15) is arc-shaped, and the translational push handle (15) pushes the sand box (6) to the box frame (7).

7. An automatic demolding device according to claim 6, characterized in that: the box frame (7) is located below the drill bit (1), the box frame (7) is concave, the opening end of the box frame (7) faces the conveyor belt (14), and the height of the box frame (7) is consistent with the height of the bottom of a handle (12) of the sand box (6) on the conveyor belt (14).

8. An automatic demolding device according to claim 6, characterized in that: and the top of the side wall of the box frame (7) opposite to the conveyor belt (14) is provided with an anti-collision pad (13).