CN211334196U

CN211334196U - Automatic combination insert block mechanism for die

Info

Publication number: CN211334196U
Application number: CN201922190651.2U
Authority: CN
Inventors: 王少峰; 张彦龙; 彭河
Original assignee: Ningbo City Epl Mould & Plastic Co ltd
Current assignee: Ningbo City Epl Mould & Plastic Co ltd
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-08-25
Anticipated expiration: 2029-12-09

Abstract

The utility model belongs to the technical field of moulds, in particular to an automatic combination insert mechanism for moulds, which comprises a plurality of core forming components, wherein each core forming component comprises a formed part and a driving device for driving the formed part to move, and the formed part is arranged at the top end of an axial driving device; combining a plurality of molding pieces to form a molding core; the driving device is electrically connected with the controller. The utility model discloses a plurality of formed parts and drive arrangement, each formed part is a set of with a drive arrangement combination, according to actual need, through each independent drive arrangement of independent control, just can realize the range of motion of each formed part, and a plurality of formed parts piece pieces piece together the back, finally realize required core structure. The structure of the mold core can be quickly adjusted without disassembling the mold, so that products with different shapes and specifications can be produced.

Description

Automatic combination insert block mechanism for die

Technical Field

The utility model relates to a mould field specifically is can be according to the product of shaping unidimensional, different shapes and the automatic combination mechanism of inserting for mould of automatically regulated mould cavity.

Background

The mold is a tool for making shaped articles, the shape of the product determines the structure of the mold core, and the structure of the mold core is formed by a plurality of inserts. When products with consistent shapes are produced, but the shapes with different specifications are needed, the structure of a core is changed by adopting an insert replacing method, so that corresponding products are produced. However, the die needs to be disassembled and assembled when the product is produced, which is relatively troublesome and affects the production efficiency. In addition, the precision of the die can be influenced by frequently disassembling and assembling the die, so that the quality of products is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the automatic combination insert block mechanism for the die changes the structure of a core in an insert block automatic combination mode on the die, and the step of disassembling and assembling the die is omitted.

The utility model adopts the technical proposal that: an automatic combination insert block mechanism for a mold comprises a plurality of core forming assemblies, wherein each core forming assembly comprises a forming part and a driving device for driving the forming part to move, and the forming part is arranged at the top end of an axial driving device; combining a plurality of molding pieces to form a molding core; the driving device is electrically connected with the controller.

The driving device comprises a screw rod, a motor and a coupler, one end of the screw rod is in threaded fit with the formed part, and the other end of the screw rod is synchronously rotated with the motor through the coupler.

The screw rod is externally provided with a screw rod fixing plate, the screw rod and the screw rod fixing plate are matched through a bearing, the outer contour of the screw rod where the bearing is located is in a stepped ring shape with a large upper part and a small lower part, and the screw rod fixing plate is provided with a bearing seat.

The driving device comprises a worm gear mechanism, and one end of the worm is axially connected with the forming part and is matched with the forming part in a circumferential rotating mode.

The forming part in be equipped with heating element, heating element be connected with the wire, the other end of wire is connected with the tight device that rises.

The tension device is a tension spring.

The forming part comprises an upper insert and a lower insert, wherein the upper insert and the lower insert are separated by a heat insulation plate and are connected into a whole.

The heat insulation plate and the upper insert are matched with each other through a positioning groove, and the heat insulation plate and the lower insert are matched with each other through the positioning groove.

The upper insert, the heat insulation plate and the lower insert are integrally connected through bolts.

The upper insert is axially connected with the heat insulation plate through a bolt, and the heat insulation plate is axially connected with the lower insert through a bolt.

The utility model has the advantages that: the utility model discloses a plurality of formed parts and drive arrangement, each formed part is a set of with a drive arrangement combination, according to actual need, through each independent drive arrangement of independent control, realizes the range of motion of each formed part, and a plurality of formed parts piece pieces piece together the back, finally realize required core structure. Under the condition of not needing to dismantle the mould, the shape structure of quick adjustment core to produce the product of different shape specifications.

Preferably, the driving device comprises a screw rod, a motor and a coupler, one end of the screw rod is in threaded fit with the forming part, and the other end of the screw rod is synchronously rotated with the motor through the coupler. The motor screw rod is matched, so that the structure is simple and the cost is low.

As an improvement, a screw fixing plate is arranged outside the screw, and the screw fixing plate are matched through a bearing; the reliability of the screw operation is improved. The outer contour of the screw at which the bearing is located is in a stepped ring shape with a large upper part and a small lower part, and the screw fixing plate is provided with a bearing seat, so that the stability of the screw in the axial direction is ensured, the axial float is avoided, and the precision of the die is favorably ensured.

Preferably, the driving device comprises a worm gear mechanism, and one end of the worm is axially connected with the molding part and is in circumferential rotation fit with the molding part. The worm gear mechanism has a self-locking function, and can effectively relieve the impact on a formed part in the die closing process of the die.

As an improvement, the forming part is internally provided with a heating assembly, the heating assembly is connected with a lead, and the other end of the lead is connected with a tensioning device. Avoiding the winding of the wires.

Preferably, the tension device is a tension spring. Low cost and convenient assembly.

As an improvement, the molding part comprises an upper insert and a lower insert, wherein the upper insert and the lower insert are separated by a heat insulation plate and are connected into a whole. The upper insert is relieved to transfer heat to the screw.

Preferably, a positioning groove is formed between the heat insulation plate and the upper insert, and the heat insulation plate is matched with the lower insert through the positioning groove. The assembly is convenient.

Preferably, the upper insert, the heat insulation plate and the lower insert are integrally connected through bolts. The assembly is convenient.

Preferably, the upper insert is axially connected with the heat insulation plate through a bolt, and the heat insulation plate is axially connected with the lower insert through a bolt. The heat insulation effect is better.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of a part of the structure when the utility model is applied to a mold.

In the figure, a core forming component 1, a formed part 2, an upper insert 2.1, a lower insert 2.2, a driving device 3, a screw rod 3.1, a motor 3.2, a coupler 3.3, a screw rod fixing plate 3.4, a bearing 3.5, a heating component 4, a lead 5, a tension spring 6, a heat insulation plate 7, a lower bottom plate 8 and a lower mold frame 9.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-2:

embodiment 1, as shown in fig. 1, an automatic insert assembling mechanism for a mold comprises a plurality of core molding assemblies 1, each core molding assembly 1 comprises a molding member 2 and a driving device 3 for driving the molding member 2 to move, the molding member 2 is arranged at the top end of the axial driving device 3, that is, a power mechanism on the driving device 3 drives the molding member 2 to move vertically, and the magnitude of the movement is controlled according to a controller. The plurality of molding pieces 2 are combined to form a molding core, the shape of the molding core determines the shape of a product, and in the actual mold opening, the molding core is matched with the mold cavity, and the molding core and the mold cavity are combined together to form the product; each of the driving devices 3 is electrically connected to the controller. The formed part is made of materials commonly used in the industry, such as steel. The controller is general for the trade, can control the range of operation of drive arrangement 3. The driving device 3 comprises a screw rod 3.1, a motor 3.2 and a coupler 3.3, one end of the screw rod 3.1 is in threaded fit with the forming part 2, and the other end of the screw rod 3.1 is synchronously rotated with the motor 3.2 through the coupler 3.3. The screw fixing plate 3.4 is arranged outside the screw 3.1, the screw 3.1 and the screw fixing plate 3.4 are matched through the bearing 3.5, the outer contour of the screw 3.1 where the bearing 3.5 is located is in a stepped ring shape with a large upper part and a small lower part, and the bearing seat is arranged at the screw fixing plate 3.4. In the embodiment, the screw 3.1 is designed into a stepped ring shape, so that the bearing 3.5 is assembled, the axial force of the screw 3.1 is realized, and the molded part 2 is stressed and does not displace in the mold closing process. The forming part 2 comprises an upper insert 2.1 and a lower insert 2.2, wherein the lower insert 2.2 is provided with internal threads which are matched with the external threads of the screw rod 3.1. In this embodiment, after the present invention is applied to a mold, the upper insert 2.1 and the lower insert 2.2 are generally assembled in the lower mold frame 8, as shown in fig. 2; the upper insert 2.1 and the lower insert 2.2 are circumferentially limited in the lower mold frame 8, so that the upper insert 2.1 and the lower insert 2.2 can only vertically move when the screw 3.1 drives the upper insert 2.1 and the lower insert 2.2 to rotate.

In example 2, the upper insert 2.1 and the lower insert 2.2 are separated by a heat insulation plate 7 and are connected into a whole based on example 1. The heat transfer to the lower insert 2.2 can be reduced and the temperature increase affects the work between the threads of the screw.

Embodiment 3, the driving device 3 may also be a worm and gear mechanism, one end of the worm is axially connected and circumferentially rotationally matched with the molding 2. The formed part 2 comprises an upper insert 2.1 and a lower insert 2.2, and one end of the worm is axially connected with the lower insert 2.2 and is matched with the lower insert in a circumferential rotating mode. The lower insert 2.2 follows the axial movement of the worm, which is also a way of achieving movement of the molded part 3.

Be equipped with heating element 4 in the formed part 2, heating element 4 be connected with wire 5, the other end of wire 5 is connected with the tight device that rises. The tension device is a tension spring 6. In order to ensure that the wire 5 is always in a stretched state, winding is avoided. In the embodiment, one end of the tension spring 6 is connected with the wire 5, and the other end is connected with the lower bottom plate 9 of the mold.

Embodiment 4, the molded article 2 according to embodiment 2 comprises an upper insert 2.1 and a lower insert 2.2, wherein the upper insert 2.1 and the lower insert 2.2 are separated by a thermal insulation board 7 and are connected into a whole.

And a positioning groove is formed between the heat insulation plate 7 and the upper insert 2.1 for matching, and a positioning groove is formed between the heat insulation plate 7 and the lower insert for matching. As shown in fig. 2, the lower end surface of the upper insert 2.1 forms a concave ring, and the upper end surface of the heat insulation plate 7 forms a convex ring matched with the concave ring; the upper end face of the lower insert 2.2 forms a concave ring and the lower end face of the heat shield 7 forms a convex ring matching the concave ring. And vice versa.

In example 5, the upper insert 2.1, the heat shield 7, and the lower insert 2.2 are integrally connected by bolts based on example 2.

Example 6, on the basis of example 2, the upper insert 2.1 is axially connected with the heat insulation plate 7 through a bolt, and the heat insulation plate 7 is axially connected with the lower insert 2.2 through a bolt. In this embodiment, the bolts used are not the same.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a mould is with automatic combination mechanism of inserting which characterized in that: the core forming machine comprises a plurality of core forming assemblies (1), wherein each core forming assembly (1) comprises a formed part (2) and a driving device (3) for driving the formed part (2) to move, and a plurality of formed parts (2) are combined to form a forming core; the driving device (3) is electrically connected with the controller.

2. The automatic insert combining mechanism for the die according to claim 1, wherein: drive arrangement (3) include screw rod (3.1), motor (3.2), shaft coupling (3.3), the one end and the formed part (2) screw-thread fit of screw rod (3.1), the other end of screw rod (3.1) realizes synchronous rotation through shaft coupling (3.3) and motor (3.2).

3. The automatic insert combining mechanism for the die as claimed in claim 2, wherein: the screw rod (3.1) is externally provided with a screw rod fixing plate (3.4), the screw rod (3.1) and the screw rod fixing plate (3.4) are matched through a bearing (3.5), the outer contour of the screw rod (3.1) where the bearing (3.5) is located is in a stepped ring shape with a large upper part and a small lower part, and the screw rod fixing plate (3.4) is provided with a bearing seat.

4. The automatic insert combining mechanism for the die according to claim 1, wherein: the driving device (3) comprises a motor and a worm and gear mechanism, and one end of the worm is axially connected with the forming part (2) in a circumferential rotation fit mode.

5. The automatic insert assembling mechanism for the die according to any one of claims 1 to 4, wherein: be equipped with heating element (4) in formed part (2), heating element (4) be connected with wire (5), the other end of wire (5) is connected with the tight device that rises.

6. The automatic insert combining mechanism for the die as claimed in claim 5, wherein: the tension device is a tension spring (6).

7. The automatic insert combining mechanism for the die as claimed in claim 5, wherein: the forming part (2) comprises an upper insert (2.1) and a lower insert (2.2), wherein the upper insert (2.1) and the lower insert (2.2) are separated by a heat insulation plate (7) and are connected into a whole.

8. The automatic insert combining mechanism for the die according to claim 7, wherein: the heat insulation plate (7) is matched with the upper insert (2.1) through a positioning groove, and the heat insulation plate (7) is matched with the lower insert through the positioning groove.

9. The automatic insert combining mechanism for the die according to claim 7, wherein: the upper insert (2.1), the heat insulation plate (7) and the lower insert (2.2) are integrally connected through bolts.

10. The automatic insert combining mechanism for the die according to claim 7, wherein: the upper insert (2.1) is axially connected with the heat insulation plate (7) through a bolt, and the heat insulation plate (7) is axially connected with the lower insert (2.2) through a bolt.