CN219335934U - Mode locking mechanism and die casting die carrier - Google Patents

Abstract

The utility model provides a mold locking mechanism and a die casting mold frame; a mold locking mechanism comprising: the lifting device comprises a bottom plate and a top plate fixedly arranged above the bottom plate, wherein lifting driving mechanisms are arranged between the top plate and two ends of the bottom plate along the vertical direction, lifting plates are arranged on the lifting driving mechanisms and driven by the lifting driving mechanisms to reciprocate along the vertical direction, a pressing plate is arranged at the bottom of the lifting plates, and a pressure sensor is arranged between the pressing plate and the lifting plates; the utility model can reduce manpower, has adjustable mold locking force, wide application range and reduces equipment cost.

Description

Mode locking mechanism and die casting die carrier

Technical Field

The utility model belongs to the technical field of die casting dies, and particularly relates to a die locking mechanism and a die casting die frame.

Background

In order to ensure that enough mold locking force exists between the movable mold and the fixed mold in the die casting process, a mold locking mechanism is generally used for locking the movable mold and the fixed mold, so that huge impact force generated in the die casting process can be borne.

In the prior art, for example, chinese patent publication No. CN214768836U discloses a mold locking mechanism of aluminum alloy die casting equipment; further, chinese patent publication No. CN218517696U discloses a die locking mechanism for a die casting die; above-mentioned prior art all needs artifical cooperation to realize mode locking or unblock action, and complex operation to the mode locking power is unadjustable, and the mould of different thickness needs to set up corresponding mode locking mechanism respectively, and equipment cost is higher.

Therefore, a mold locking mechanism and a die casting mold frame which can reduce labor, have adjustable mold locking force, wide application range and reduce equipment cost are required to be designed to solve the technical problems faced at present.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model provides the die locking mechanism and the die casting die frame which have the advantages of reduced labor, adjustable die locking force, wide application range and reduced equipment cost.

The technical scheme of the utility model is as follows: a mold locking mechanism comprising: the bottom plate and the top plate fixedly erect the bottom plate top, the top plate with all be provided with lift actuating mechanism along vertical direction between the both ends of bottom plate, be provided with the lifter plate on the lift actuating mechanism, the lifter plate is in under the drive of lift actuating mechanism along vertical direction reciprocating motion, the bottom of lifter plate is provided with the clamp plate, the clamp plate with be provided with pressure sensor between the lifter plate.

The lifting driving mechanism is provided with at least three guide rods fixedly arranged between the top plate and the bottom plate along the vertical direction, screw rods parallel to the three guide rods are arranged between the three guide rods, and a driving motor for driving the screw rods to rotate is arranged on the top plate; the lifting plate is in threaded connection with the lead screw, and the lifting plate is in sliding connection with the guide rod.

The lifting plate is fixedly provided with a screw nut in threaded connection with the screw, and the lifting plate is fixedly provided with a linear bearing in sliding connection with the guide rod.

The top of clamp plate evenly is provided with the slide bar, the slide bar with lifter plate perpendicular sliding connection, the upper end of slide bar is fixedly provided with the limiting plate.

The bottom of the pressing plate is fixedly provided with a cushion pad, and the cushion pad is of a plate body structure made of rubber.

A die casting die carrier comprising a die locking mechanism as claimed in any one of the preceding claims;

the lower die is fixedly arranged on the bottom plate, the upper die is arranged on the lower die, the cylinder driving the upper die to move up and down is arranged on the top plate, and the upper die is provided with a locking die pressing groove corresponding to the pressing plate.

The upper die fixing plate is arranged at the lower end of the light column in a fixed mode, the upper die fixing plate corresponds to the upper die, and the output end of the air cylinder is connected with the upper die fixing plate.

The utility model has the beneficial effects that:

(1) According to the utility model, the lifting driving mechanism automatically drives the lifting plate to drive the pressing plate to move downwards, so that the pressing plate can act on the top of the upper die to press the pressing plate downwards, so that enough die locking force is provided between the upper die and the lower die, manual intervention is reduced, and convenience is improved;

(2) The pressure sensor can detect the mold locking force, the mold locking force is set before use, and the lifting driving mechanism 3 is automatically stopped to continue to act when the pressure sensor detects that the mold locking force reaches a set value in the pressing process, and the mold locking force can be adjusted according to the requirement;

(3) The mold locking mechanism controls the position of the pressing plate by the reaction force of the mold locking force applied to the pressing plate, so that the mold locking mechanism can be automatically adapted to molds with different thicknesses, and the mold locking mechanism is wide in application range and reduces equipment cost.

Drawings

Fig. 1 is a schematic structural view of a die casting die frame in the present utility model.

Fig. 2 is a schematic structural diagram of a lifting plate and a pressing plate in the present utility model.

Detailed Description

Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. The description of the exemplary embodiments is merely illustrative, and is in no way intended to limit the utility model, its application, or uses. The present utility model may be embodied in many different forms and is not limited to the embodiments described herein. These embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art. It should be noted that: the relative arrangement of parts and steps, the composition of materials, numerical expressions and numerical values set forth in these embodiments should be construed as exemplary only and not limiting unless otherwise specifically stated.

The terms "first," "second," and the like, as used herein do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises" and the like means that elements preceding the word encompass the elements recited after the word, and not exclude the possibility of also encompassing other elements. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.

As shown in fig. 1 and 2, the mold locking mechanism includes: the lifting device comprises a bottom plate 1 and a top plate 2 fixedly erected above the bottom plate 1, wherein a lifting driving mechanism 3 is arranged between the top plate 2 and two ends of the bottom plate 1 along the vertical direction, a lifting plate 4 is arranged on the lifting driving mechanism 3, the lifting plate 4 is driven by the lifting driving mechanism 3 to reciprocate along the vertical direction, a pressing plate 5 is arranged at the bottom of the lifting plate 4, and a pressure sensor 52 is arranged between the pressing plate 5 and the lifting plate 4; in the embodiment, the lifting driving mechanism 3 automatically drives the lifting plate 4 to drive the pressing plate 5 to move downwards, so that the pressing plate can act on the top of the upper die to press the pressing plate downwards, and the lifting plate 4 and the screw rod 32 are locked through bolt locking, so that enough mold locking force is provided between the upper die and the lower die, manual intervention is reduced, and convenience is improved; the pressure sensor 52 can detect the mold locking force, the mold locking force is set before use, and the lifting driving mechanism 3 is automatically stopped to continue to act when the pressure sensor 52 detects that the mold locking force reaches a set value in the pressing process, and the mold locking force can be adjusted as required; the reaction force of the mold locking mechanism to the mold locking force applied to the pressing plate 5 controls the position of the pressing plate 5, so that the mold locking mechanism can be automatically adapted to molds with different thicknesses, and the mold locking mechanism is wide in application range and reduces equipment cost.

As a specific implementation manner of the lifting driving mechanism 3 in the above embodiment, the lifting driving mechanism 3 is provided with at least three guide rods 31 fixedly arranged between the top plate 2 and the bottom plate 1 along the vertical direction, the guide rods 31 are used for supporting between the top plate 2 and the bottom plate 1 and simultaneously used for sliding guiding of the lifting plate 4, a screw rod 32 parallel to the three guide rods 31 is arranged between the three guide rods 31, and a driving motor 33 for driving the screw rod 32 to rotate is arranged on the top plate 2; the lifting plate 4 is in threaded connection with the screw rod 32, and the lifting plate 4 is in sliding connection with the guide rod 31; the driving motor 33 drives the screw rod 32 to rotate positively and negatively, and drives the lifting plate 4 to move up and down through a threaded structure between the screw rod 32 and the lifting plate 4.

In some embodiments, as shown in fig. 2, a screw nut 41 in threaded connection with the screw 32 is fixedly arranged on the lifting plate 4, the lifting plate 4 is in threaded connection with the screw 32 through the screw nut 41, a linear bearing 42 in sliding connection with the guide rod 31 is fixedly arranged on the lifting plate 4, and the sliding process degree between the lifting plate 4 and the guide rod 31 is improved through the linear bearing 42.

In some embodiments, the top of clamp plate 5 evenly is provided with slide bar 53, slide bar 53 and lifter plate 4 perpendicular sliding connection, the upper end of slide bar 53 is fixedly provided with limiting plate 53, one side fixed mounting of pressure sensor 52 is in the bottom of lifter plate 4, opposite side fixed mounting is at the top of clamp plate 5, when the mould is exerted to clamp plate 5 bottom pushing down the mould, the reaction force of clamp plate force acts on pressure sensor 52 through clamp plate 5, pressure sensor 52 can produce tiny deformation when the atress, clamp plate 5 passes through slide bar 53 lifter plate 4 sliding connection, clamp plate 5 when can not produce tiny deformation to pressure sensor 52 moves and produces the interference, can improve the stability of being connected between clamp plate 5 and the lifter plate 4 simultaneously.

In some embodiments, the bottom of the pressing plate 5 is fixedly provided with a buffer cushion 51, the buffer cushion 51 is a plate body structure made of rubber, and the buffer cushion 51 plays a role in buffering between the pressing plate 5 and the die, so that the surface of the die is prevented from being damaged.

In some embodiments, a die casting die carrier is disclosed, characterized by: comprising a mold locking mechanism as in any of the above embodiments; the bottom plate 1 is fixedly provided with a lower die 6, the lower die 6 is provided with an upper die 7, the top plate 2 is provided with an air cylinder 8 for driving the upper die 7 to move up and down, the upper die 7 is provided with a die locking groove 71 corresponding to the pressing plate 5, the pressing plate 5 moves down into the die locking groove 71, and the inner bottom of the die locking groove 71 is pressed to lock the dies between the upper die 7 and the lower die 6.

In some embodiments, a light pillar 91 is slidably disposed on the top plate 9, an upper die fixing plate 9 corresponding to the upper die 7 is fixedly disposed at the lower end of the light pillar 91, the upper die 7 is detachably and fixedly assembled at the bottom of the upper die fixing plate 9, the lower die 6 is detachably and fixedly assembled at the top of the bottom plate, the upper die 7 and the lower die 6 are convenient to replace, and the output end of the air cylinder 8 is connected with the upper die fixing plate 9.

Thus, various embodiments of the present utility model have been described in detail. In order to avoid obscuring the concepts of the utility model, some details known in the art have not been described. How to implement the solutions disclosed herein will be fully apparent to those skilled in the art from the above description.

The above examples only represent some embodiments of the utility model, which are described in more detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (7)

1. A mold locking mechanism, comprising: the bottom plate and the top plate fixedly erect the bottom plate top, the top plate with all be provided with lift actuating mechanism along vertical direction between the both ends of bottom plate, be provided with the lifter plate on the lift actuating mechanism, the lifter plate is in under the drive of lift actuating mechanism along vertical direction reciprocating motion, the bottom of lifter plate is provided with the clamp plate, the clamp plate with be provided with pressure sensor between the lifter plate.

2. The mold locking mechanism of claim 1, wherein: the lifting driving mechanism is provided with at least three guide rods fixedly arranged between the top plate and the bottom plate along the vertical direction, screw rods parallel to the three guide rods are arranged between the three guide rods, and a driving motor for driving the screw rods to rotate is arranged on the top plate; the lifting plate is in threaded connection with the lead screw, and the lifting plate is in sliding connection with the guide rod.

3. The mold locking mechanism according to claim 2, wherein: the lifting plate is fixedly provided with a screw nut in threaded connection with the screw, and the lifting plate is fixedly provided with a linear bearing in sliding connection with the guide rod.

4. The mold locking mechanism of claim 1, wherein: the top of clamp plate evenly is provided with the slide bar, the slide bar with lifter plate perpendicular sliding connection, the upper end of slide bar is fixedly provided with the limiting plate.

5. The mold locking mechanism of claim 1, wherein: the bottom of the pressing plate is fixedly provided with a cushion pad, and the cushion pad is of a plate body structure made of rubber.

6. The die casting die carrier is characterized in that: comprising a mold locking mechanism according to any one of claims 1 to 5; the lower die is fixedly arranged on the bottom plate, the upper die is arranged on the lower die, the cylinder driving the upper die to move up and down is arranged on the top plate, and the upper die is provided with a locking die pressing groove corresponding to the pressing plate.

7. The die casting die carrier according to claim 6, wherein: the upper die fixing plate is arranged at the lower end of the light column in a fixed mode, the upper die fixing plate corresponds to the upper die, and the output end of the air cylinder is connected with the upper die fixing plate.

Images