CN215320412U - Buffering locking mechanism - Google Patents
Buffering locking mechanism Download PDFInfo
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- CN215320412U CN215320412U CN202121033859.4U CN202121033859U CN215320412U CN 215320412 U CN215320412 U CN 215320412U CN 202121033859 U CN202121033859 U CN 202121033859U CN 215320412 U CN215320412 U CN 215320412U
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- power device
- seat
- movable seat
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- sliding seat
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model provides a buffering locking mechanism, includes the frame, installs the fixing base in the frame to and be located fixing base top sliding seat, form the space of moulding plastics that is used for moulding plastics between fixing base and the sliding seat, an at least clamping column is installed to the frame both sides, the clamping column runs through the fixing base and extends to the sliding seat, install power device one on the clamping column, power device one output is connected with the sliding seat top, power device two is installed to the fixing base both sides, two output of power device are connected with the sliding seat bottom, use through the cooperation of power device one and power device two, make the sliding seat can follow the reciprocating motion of clamping column direction, use through the cooperation of power device one and power device two, not only can provide good buffering effect when the compound die, effectively avoid the damage of mould.
Description
Technical Field
The utility model belongs to the technical field of injection molding processing, and particularly relates to a buffering mold clamping mechanism.
Background
An injection molding machine is a main molding device for making thermoplastic plastics or thermosetting plastics into plastic products with various shapes by using a plastic molding die. The device is divided into a vertical type, a horizontal type and a full-electric type. The injection molding machine can heat the plastic, apply high pressure to the molten plastic, and inject it to fill the mold cavity.
The special buffer device is not arranged in the conventional vertical injection molding machine, when large parts are injected, the quality of a mold used simultaneously is large, the good buffer effect is difficult to achieve by only depending on the control of an oil cylinder during mold closing, and the mold is easy to damage when the mold closing speed is too fast.
Disclosure of Invention
The present invention is directed to a cushion clamping mechanism to solve the above problems of the related art.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a buffering locking mechanism, includes the frame, installs the fixing base in the frame to and be located fixing base top sliding seat, form the space of moulding plastics that is used for moulding plastics between fixing base and the sliding seat, an at least clamping column is installed to the frame both sides, the clamping column runs through the fixing base and extends to the sliding seat, install power device one on the clamping column, power device one output is connected with the sliding seat top, power device two is installed to the fixing base both sides, power device two outputs are connected with the sliding seat bottom, use through power device one and the cooperation of power device two, make the sliding seat can follow clamping column direction reciprocating motion.
According to the further technical scheme, the first power device is an air cylinder or an oil cylinder, and the second power device is an air cylinder or an oil cylinder.
According to the further technical scheme, the output end of the power device is connected with an extension rod, and the extension rod is connected with the bottom of the movable seat.
According to the technical scheme, an end cover is arranged at one tail end of the power device and fixedly connected with the die closing column, and a connecting plate is arranged between the two end covers.
According to a further technical scheme, the middle of the movable seat is provided with an installation position for installing an injection molding mechanism.
According to a further technical scheme, the fixing seat is provided with a limiting column.
In a further technical scheme, the fixed seat is a lower die seat, and the movable seat is an upper die seat.
The utility model has the beneficial effects that:
the utility model provides a buffering mold clamping mechanism, which is characterized in that a power device I and a power device II are used in a matched mode, so that a good buffering effect can be provided during mold clamping, the damage of a mold is effectively avoided, the forces output by the two power devices can be superposed to form a mold clamping force, an additional mold clamping device is not required to be arranged, the structure is simple, the practicability is high, and the integral volume can be reduced.
Drawings
FIG. 1: perspective view of the present invention.
FIG. 2: front view of the utility model.
FIG. 3: right side view of the utility model.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention,
referring to fig. 1-3 of the drawings,
a buffering mold clamping mechanism comprises a rack 1 and a fixed seat 2 installed on the rack 1, wherein the fixed seat 2 can be a lower mold seat, a movable seat 3 is positioned above the fixed seat 2, the movable seat 3 can be an upper mold seat, an installation position 31 for installing an injection molding mechanism is arranged in the middle of the movable seat 3, an injection molding space 4 for injection molding is formed between the fixed seat 2 and the movable seat 3, at least one mold clamping column 11 is installed on two sides of the rack 1, the mold clamping column 11 penetrates through the fixed seat 2 and extends to the movable seat 3, a power device I5 is installed on the mold clamping column 11, an end cover 8 is installed at the tail end of the power device I5, the power device I is fixedly connected with the mold clamping column 11 through the end cover 8, a connecting plate 9 is installed between the two end covers 8, the whole body is more stable, the power device I5 can be an air cylinder or an oil cylinder, and a further power device I5 can be a bidirectional air cylinder or a bidirectional oil cylinder, the output end of the first power device 5 is connected with the top of the movable seat 3, the two sides of the fixed seat 2 are provided with the second power devices 6, the second power devices 6 can be air cylinders or oil cylinders, the further second power devices 6 can be bidirectional air cylinders or bidirectional oil cylinders, the output end of the second power devices 6 is connected with the bottom of the movable seat 3, if the output end of the second power devices 6 has a certain distance with the bottom of the movable seat 3, the output end of the second power devices 6 can be additionally provided with an extension rod 7 which is connected with the bottom of the movable seat 3 through the extension rod 7,
the first power device 5 and the second power device 6 are matched for use, so that the movable seat 3 can reciprocate along the direction of the mold clamping column 11.
In this patent, the output force of the first power device 5 is larger than the output force of the second power device 6, and the output force of the second power device 6 is larger than the output force of the first power device 5,
in one embodiment of the present invention, the substrate is,
carry out the compound die step of moulding plastics, when power device 5 output strength is greater than two 6 output strength of power device, power device 5 exports downwards and drives sliding seat 3 and be close to along the 2 directions of the downward fixing base of die closing post 11, and the mould that is located in the space of moulding plastics promptly is close to each other, when reaching the predetermined distance between sliding seat 3 and the fixing base 2, for example: when the upper die is about to be positioned and sleeved with the guide post on the lower die, or when an upper die core positioned on the upper die plate is about to be matched with a lower die core positioned on the lower die plate, the output of the power device I5 is weakened, the power device II 6 is started, the power device II 6 outputs upwards to provide a force opposite to the force output by the power device I5 for buffering, the instantaneous force output by the power device II 6 is the same as the force output by the power device I5 after being weakened, at the moment, the power device I5 is abutted against the force output by the power device II 6 to enable the movable seat 3 to stop moving downwards instantaneously, then the output of the power device II 6 is gradually weakened to enable the movable seat 3 to move downwards slowly, when the upper die core is attached to the lower die core, the downward output force of the power device I5 is increased to the maximum, the output direction of the power device II 6 is changed at the same as the output direction of the power device I5, the two forces are superposed to form a mold locking force;
in another embodiment, an injection molding and mold closing step is performed, when the first 5 output power of the power device is greater than the second 6 output power of the power device, the second 6 output power of the power device drives the movable seat 3 to approach to the direction of the fixed seat 2 along the mold closing pillar 11, that is, the molds located in the injection molding space approach to each other, when a predetermined distance is reached between the movable seat 3 and the fixed seat 2, for example: when the upper die is about to be positioned and sleeved with the guide post on the lower die, or when an upper die core positioned on the upper die plate is about to be matched with a lower die core positioned on the lower die plate, the output of the power device II 6 is weakened, meanwhile, the power device I5 is started, the power device I5 outputs upwards to provide a force opposite to the force output by the power device II 6 for buffering, the instantaneous force output by the power device I5 is the same as the force output by the power device II 6 after being weakened, at the moment, the power device II 6 is abutted against the force output by the power device I5 to enable the movable seat 3 to stop moving downwards instantaneously, then the output of the power device I5 is gradually weakened to enable the movable seat 3 to move downwards slowly, when the upper die core is attached to the lower die core, the downward output force of the power device II 6 is increased to the maximum, at the moment, the output direction of the power device I5 is changed to enable the output direction of the power device I5 to be the same as the output direction of the power device II 6, the two forces are superposed to form a mold locking force;
by arranging the two power devices, the utility model can provide good buffering effect during die assembly, effectively avoid the damage of the die, simultaneously can superpose the forces output by the two power devices to form a die locking force, does not need to be additionally arranged on a die locking device, and can reduce the whole volume.
In the embodiment of the utility model, the fixed seat 2 is provided with the limiting column 21, when the upper die is attached to the lower die, the limiting column 21 is just abutted against the movable seat 3, and when the power device I5 or the power device II 6 is damaged, the limit column 21 is used for avoiding the phenomenon that the movable seat 3 descends too fast due to insufficient buffering to cause collision between the upper die and the lower die, so that the die is damaged.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may include only a single embodiment, and such description is for clarity only, and those skilled in the art will be able to make the description as a whole, and the embodiments may be appropriately combined to form other embodiments as will be apparent to those skilled in the art.
Claims (6)
1. A buffering locking mechanism which characterized in that: comprises a frame (1), a fixed seat (2) arranged on the frame (1) and a movable seat (3) arranged above the fixed seat (2), wherein the middle part of the movable seat (3) is provided with an installation position (31) for installing an injection molding mechanism, an injection molding space (4) for injection molding is formed between the fixed seat (2) and the movable seat (3), at least one mold closing column (11) is arranged on two sides of the frame (1), the mold closing column (11) penetrates through the fixed seat (2) and extends to the movable seat (3), a power device I (5) is arranged on the mold closing column (11), the output end of the power device I (5) is connected with the top of the movable seat (3), power devices II (6) are arranged on two sides of the fixed seat (2), the output end of the power device II (6) is connected with the bottom of the movable seat (3), and the power devices I (5) and II (6) are matched for use, the movable seat (3) can reciprocate along the direction of the mold clamping column (11).
2. The cushion clamping mechanism according to claim 1, wherein: the first power device (5) is an air cylinder or an oil cylinder, and the second power device (6) is an air cylinder or an oil cylinder.
3. The cushion clamping mechanism according to claim 2, wherein: the output end of the second power device (6) is connected with an extension rod (7), and the extension rod is connected with the bottom of the movable seat (3).
4. The cushion clamping mechanism according to claim 3, wherein: an end cover (8) is installed at the tail end of the first power device (5), the end cover (8) is fixedly connected with a die closing column (11), and a connecting plate (9) is installed between the two end covers (8).
5. The cushion clamping mechanism according to claim 1, wherein: and the fixed seat (2) is provided with a limiting column (21).
6. The cushion clamping mechanism according to claim 1, wherein: the fixed seat (2) is a lower die seat, and the movable seat (3) is an upper die seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121033859.4U CN215320412U (en) | 2021-05-14 | 2021-05-14 | Buffering locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121033859.4U CN215320412U (en) | 2021-05-14 | 2021-05-14 | Buffering locking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215320412U true CN215320412U (en) | 2021-12-28 |
Family
ID=79546095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121033859.4U Active CN215320412U (en) | 2021-05-14 | 2021-05-14 | Buffering locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215320412U (en) |
-
2021
- 2021-05-14 CN CN202121033859.4U patent/CN215320412U/en active Active
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