CN215315505U

CN215315505U - Automatic die for forming 45-degree seat type elbow wax mold

Info

Publication number: CN215315505U
Application number: CN202121691376.3U
Authority: CN
Inventors: 陈涛; 王信伟
Original assignee: Xiangyang City Liqiang Machinery Co ltd
Current assignee: Xiangyang City Liqiang Machinery Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2021-12-28
Anticipated expiration: 2031-07-22

Abstract

The utility model relates to the technical field of wax mould dies, in particular to an automatic die for forming a 45-degree seat type elbow wax mould, which comprises an upper die and a lower die, wherein an elbow die cavity of a conformal elbow is formed when the upper die and the lower die are closed, and two ends of the elbow die cavity are provided with inserting cores driven by cylinders; the lower die is connected with an insert in a sliding mode, one surface, deviating from the elbow cavity, of the insert is an inclined surface, the upper die is provided with a wedge-shaped groove which pushes the insert to move by abutting against the inclined surface when moving downwards, and when the upper die and the lower die are closed, the insert, the upper die and the lower die form a seat plate cavity of a shape following seat plate. According to the utility model, the cylinder drives the insert core to replace manpower, the insert core is driven to move to form the base plate cavity when the upper die descends, and an additionally arranged insert block is replaced, so that the cavity of a workpiece is quickly and automatically formed, the working efficiency is improved, the manufacturing cost of the die is reduced, and the quality of the wax die is improved.

Description

Automatic die for forming 45-degree seat type elbow wax mold

Technical Field

The utility model relates to the technical field of wax mould dies, in particular to an automatic die for forming a 45-degree seat type elbow wax mould.

Background

As shown in figure 1, the 45-degree seat type elbow is exquisite in structure, small in size and high in precision requirement; the wax mold is generally adopted for casting in production, when the wax mold for the product is manufactured, the transverse symmetrical surface of the bent pipe is generally used as a mold splitting surface, the bent pipe and the seat plate are uniformly divided into the upper mold and the lower mold, the holes in the inner hole of the bent pipe and the seat plate are inserted and pulled manually, the efficiency is low, the wax mold is damaged when the hole is not inserted in place or pulled out frequently, the seat plate cavity is dug in the upper mold and the lower mold, the difficulty is high, and the mold manufacturing cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide an automatic die for forming a 45-degree seat type elbow wax die, wherein a cylinder is adopted to drive a elbow die core, and a movable sliding block is adopted to match an upper die and a lower die to form a seat plate cavity, so that manual operation errors are eliminated, and the die making cost is reduced.

The technical scheme adopted by the utility model for solving the technical problems is as follows: an automatic die for forming a 45-degree seat type elbow wax die comprises an upper die and a lower die, wherein an elbow die cavity of a conformal elbow is formed when the upper die and the lower die are assembled, a first supporting position and a second supporting position are respectively arranged at two ends of the elbow die cavity, a left sliding groove is arranged at the outer end of the first supporting position, a right sliding groove is arranged at the outer end of the second supporting position, the left sliding groove is connected with a left inserting core driven by an air cylinder in a sliding mode, and the right sliding groove is connected with a right inserting core driven by the air cylinder in a sliding mode;

an insert groove is formed in the side face of the elbow cavity, an insert is connected to the insert groove in a sliding mode, a spring is arranged between the insert and the side wall of the insert groove, one face, away from the elbow cavity, of the insert is an inclined face, the upper die is provided with a wedge-shaped groove which pushes the insert to move by abutting against the inclined face when the upper die moves downwards, and when the upper die and the lower die are closed, the insert, the upper die and the lower die form a seat plate cavity of a shape following seat plate; and the parting surface of the upper die and the lower die is provided with a wax injection hole communicated with the elbow cavity.

Furthermore, the tail end of the left ferrule and the tail end of the right ferrule are both provided with positioning bosses, the upper die is provided with positioning grooves matched with the positioning bosses and used for pushing the left ferrule and the right ferrule to be tightly attached, and the side faces of the positioning bosses, which deviate from the elbow cavity, are inclined planes.

Furthermore, the front end of the left insertion core is provided with a mortise, and the front end of the right insertion core is provided with a tenon.

Further, the lower die is provided with a cylinder groove, the cylinder is arranged in the cylinder groove, the end part of a piston rod of the cylinder is connected with the tail end of the right insertion core through a connecting rod, the bottom of the cylinder groove is provided with an air pipe hole, and the cylinder driving the left insertion core is arranged on the outer side of the lower die.

Furthermore, when the upper die and the lower die are assembled, four elbow cavities can be formed, and the four elbow cavities are distributed in a shape like a Chinese character 'tian'.

The utility model has the beneficial effects that: an automatic die for forming a 45-degree seat type elbow wax die comprises an upper die and a lower die, wherein an elbow die cavity of a conformal elbow is formed when the upper die and the lower die are assembled, a first supporting position and a second supporting position are respectively arranged at two ends of the elbow die cavity, a left sliding groove is arranged at the outer end of the first supporting position, a right sliding groove is arranged at the outer end of the second supporting position, the left sliding groove is connected with a left inserting core driven by an air cylinder in a sliding manner, and the right sliding groove is connected with a right inserting core driven by the air cylinder in a sliding manner; an insert groove is formed in the side face of the elbow cavity, an insert is connected to the insert groove in a sliding mode, a spring is arranged between the insert and the side wall of the insert groove, one face, away from the elbow cavity, of the insert is an inclined face, the upper die is provided with a wedge-shaped groove which pushes the insert to move by abutting against the inclined face when the upper die moves downwards, and when the upper die and the lower die are closed, the insert, the upper die and the lower die form a seat plate cavity of a shape following seat plate; and the parting surface of the upper die and the lower die is provided with a wax injection hole communicated with the elbow cavity. According to the utility model, the cylinder drives the insert core to replace manpower, the insert core is driven to move to form the base plate cavity when the upper die descends, and an additionally arranged insert block is replaced, so that the cavity of a workpiece is quickly and automatically formed, the working efficiency is improved, the manufacturing cost of the die is reduced, and the quality of the wax die is improved.

Drawings

Figure 1 is a perspective view of a 45 ° seating elbow of the utility model;

FIG. 2 is a lower mold perspective view of the automatic mold of the present invention;

FIG. 3 is a perspective view of an upper mold of the automatic mold of the present invention.

Description of reference numerals:

1-upper die, 2-lower die, 3-elbow die cavity, 4-first support position, 5-second support position, 6-left sliding groove, 7-right sliding groove, 8-left inserting core, 81-mortise, 9-right inserting core, 91-tenon, 10-insert groove, 11-insert, 12-spring, 13-wedge groove, 14-base plate die cavity, 15-wax injection hole, 16-positioning boss, 17-positioning groove, 18-cylinder, 19-cylinder groove.

Detailed Description

The present invention will be described in further detail with reference to the following drawings and specific examples, which are not intended to limit the scope of the utility model.

As shown in fig. 2 and 3, the automatic mold for forming the 45-degree seat-type elbow wax mold of the embodiment comprises an upper mold 1 and a lower mold 2, wherein an elbow cavity 3 of a shape-following elbow is formed when the upper mold 1 and the lower mold 2 are closed, a first supporting position 4 and a second supporting position 5 are respectively arranged at two ends of the elbow cavity 3, a left chute 6 is arranged at the outer end of the first supporting position 4, a right chute 7 is arranged at the outer end of the second supporting position 5, the left chute 6 is slidably connected with a left ferrule 8 driven by an air cylinder 18, and the right chute 7 is slidably connected with a right ferrule 9 driven by the air cylinder 18; an insert groove 10 is formed in the side face of the elbow cavity 3, an insert 11 is connected to the insert groove 10 in a sliding mode, a spring 12 is arranged between the insert 11 and the side wall of the insert groove 10, the face, away from the elbow cavity 3, of the insert 11 is an inclined face, the upper die 1 is provided with a wedge-shaped groove 13 which abuts against the inclined face when descending so as to push the insert 11 to move, and when the upper die 1 and the lower die 2 are matched, the insert 11, the upper die 1 and the lower die 2 form a seat plate cavity 14 of a shape following seat plate; and the parting surfaces of the upper die 1 and the lower die 2 are provided with wax injection holes 15 communicated with the elbow die cavity 3.

According to the utility model, the air cylinder is adopted to drive the left insertion core 8 and the right insertion core 9 to move, so that manual operation errors and low efficiency are prevented; the left ferrule 8 and the right ferrule 9 are restrained by rectangular sliding grooves, rotation is prevented, moving precision is improved, shaft shoulders are arranged at the rear ends of the die core sections of the left ferrule 8 and the right ferrule 9, and when the left ferrule 8 and the right ferrule 9 are inserted, the shaft shoulders are in clearance fit with the first supporting position 4 and the second supporting position 5 respectively. The cavity of the wax mold for the molding seat plate is distributed on the upper die 1, the lower die 2 and the insert 11, specifically, the seat plate cavity 14 is split along the thickness direction, one part of the seat plate cavity is arranged on the insert 11, the other part of the seat plate cavity is divided into an upper part and a lower part again and is respectively positioned on the upper die 1 and the lower die 2, namely, the side surface of the insert 11, the side surface of the elbow cavity 3 on the upper die 1 and the side surface of the elbow cavity 3 on the lower die 2 are respectively provided with a notch, the three notches are folded to form the seat plate cavity 14, the bottom of the notch arranged on the side surface of the insert 11 is provided with a cylinder for forming a seat plate hole and a hole for forming a seat plate boss, and the notches arranged on the upper die 1 and the lower die 2 are respectively communicated with the elbow cavity 3; normally, the insert 11 is far away from the elbow cavity 3 by the spring 12, and when the upper die 1 and the lower die 2 are closed, the side surface of the insert 11 is attached to the side surface of the insert groove 10, thereby forming the seat plate cavity 14.

During operation, when the upper die 1 moves downwards, the wedge-shaped groove 13 is sleeved on the insert 11 from top to bottom, the inclined surface of the wedge-shaped groove 13 is abutted against the inclined surface of the insert 11, so that the insert 11 is pushed to move towards the elbow cavity 3, meanwhile, the cylinder 18 drives the left insert core 8 and the right insert core 9 to move towards the elbow cavity 3, a mold core is formed inside the elbow cavity 3, when the upper die 1 and the lower die 2 are closed, the insert 11, the upper die 1 and the lower die 2 form the seat plate cavity 14, and the upper die 1 and the lower die 2 form the elbow cavity 3 at a parting surface. According to the utility model, manual operation is not needed, the air cylinder 18 is used for driving the left inserting core 8 and the right inserting core 9 to move, and the self power of the upper die 1 is used for driving the insert 11 to move when the upper die descends, so that the method is quick and efficient, the error probability is greatly reduced, the precision of a cavity formed by die assembly is high, and the formed wax die is beautiful. The wax injection holes 15 are cut along the symmetrical plane and are respectively arranged on the bottom surface of the upper die 1 and the top surface of the lower die 2, so that the processing difficulty is reduced. After wax injection is completed and cooling is performed, the left ferrule 8 and the right ferrule 9 are pulled out by the air cylinder 18, then the upper die 1 moves upwards, the pressure on the insert 11 is gradually released when the upper die 1 moves upwards, and the insert 11 is gradually far away from the elbow cavity 3 under the action of the spring 12, so that an automatic core removing effect is achieved.

In order to prevent the left ferrule 8 and the right ferrule 9 from being not completely attached during mold closing, positioning bosses 16 are arranged at the tail end of the left ferrule 8 and the tail end of the right ferrule 9, the upper mold 1 is provided with a positioning groove 17 which is matched with the positioning bosses 16 so as to push the left ferrule 8 and the right ferrule 9 to be closely attached, and the side surface of the positioning boss 16 departing from the elbow cavity 3 is an inclined surface; in order to prevent the front ends of the left ferrule 8 and the right ferrule 9 from drooping, the front end of the left ferrule 8 is provided with a mortise 81, and the front end of the right ferrule 9 is provided with a tenon 91.

In order to improve the production efficiency, the utility model can adopt a plurality of wax moulds, namely a plurality of wax moulds are formed by wax injection at one time; in the embodiment, four molds are adopted, that is, four sets of the structures for forming one wax mold are arranged on the upper mold 1 and the lower mold 2. The cylinder 18 for driving the left ferrule 8 can be arranged outside the mold, and the cylinder 18 for driving the right ferrule 9 is arranged inside the mold, that is, the lower mold 2 is provided with a cylinder groove 19, the cylinder 18 is arranged in the cylinder groove 19, and the end of the piston rod of the cylinder 18 is connected with the tail end of the right ferrule 9 through a connecting rod.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides an automatic mould for 45 seat formula elbow wax matrix of shaping which characterized in that: the elbow die comprises an upper die and a lower die, wherein an elbow die cavity of a conformal elbow is formed when the upper die and the lower die are assembled, a first supporting position and a second supporting position are respectively arranged at two ends of the elbow die cavity, a left sliding chute is arranged at the outer end of the first supporting position, a right sliding chute is arranged at the outer end of the second supporting position, the left sliding chute is connected with a left inserting core driven by an air cylinder in a sliding manner, and the right sliding chute is connected with a right inserting core driven by the air cylinder in a sliding manner; an insert groove is formed in the side face of the elbow cavity, an insert is connected to the insert groove in a sliding mode, a spring is arranged between the insert and the side wall of the insert groove, one face, away from the elbow cavity, of the insert is an inclined face, the upper die is provided with a wedge-shaped groove which pushes the insert to move by abutting against the inclined face when the upper die moves downwards, and when the upper die and the lower die are closed, the insert, the upper die and the lower die form a seat plate cavity of a shape following seat plate; and the parting surface of the upper die and the lower die is provided with a wax injection hole communicated with the elbow cavity.

2. The automatic die for forming the 45 ° seat-type elbow wax mold according to claim 1, wherein: the tail end of the left ferrule and the tail end of the right ferrule are both provided with positioning bosses, the upper die is provided with positioning grooves matched with the positioning bosses and used for pushing the left ferrule and the right ferrule to be tightly attached, and the side faces of the positioning bosses, which deviate from the elbow cavity, are inclined planes.

3. The automatic die for forming the 45 ° seat-type elbow wax mold according to claim 1, wherein: the front end of the left insertion core is provided with a mortise, and the front end of the right insertion core is provided with a tenon.

4. The automatic die for forming the 45 ° seat-type elbow wax mold according to claim 1, wherein: the lower die is provided with a cylinder groove, the cylinder is arranged in the cylinder groove, the end part of a piston rod of the cylinder is connected with the tail end of the right insertion core through a connecting rod, the bottom of the cylinder groove is provided with an air pipe hole, and the cylinder driving the left insertion core is arranged on the outer side of the lower die.

5. The automatic die for forming the 45 ° seat-type elbow wax mold according to claim 1, wherein: when the upper die and the lower die are assembled, four elbow cavities can be formed, and the four elbow cavities are distributed in a shape like a Chinese character 'tian'.