High-adaptability mold base for foaming injection molding
By designing a detachable mold layer and a cylinder-driven mold frame structure, the problem of insufficient adaptability of bicycle saddle mold frames was solved, achieving high adaptability and low-cost production of the mold frame.
Patent Information
- Application Number
- CN202422825364.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-20
- Publication Date
- 2025-10-24
- Estimated Expiration
- 2034-11-20
AI Technical Summary
Existing foam injection molding molds for bicycle seats are difficult to produce the required shapes according to customer needs, and replacing the molds is costly.
A highly adaptable mold frame including a base, cover plate and linkage mechanism was designed. Through detachable mold layers and mold plug-in connection, combined with cylinder drive, the mold can be quickly changed and the workpiece can be easily removed.
It achieves high adaptability of the mold base, reduces mold base replacement costs, and improves production flexibility and ease of operation.
Smart Images
Figure CN223466596U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to injection molding process equipment technical field especially a high adaptability mould frame for foaming injection molding. BACKGROUND
[0002] Foaming injection molding is a kind of process commonly used in the production of light, high-strength plastic products, which can be applied in the fields of automobile parts, electronic product housings, household appliances, bicycle parts, etc. When producing, the pretreated raw material liquid is usually injected into the mold to form the required shape. There is also a foaming injection molding layer on the bicycle saddle. The existing foaming injection molding mold for bicycle saddle is usually integrally formed, which is difficult to produce the required foaming layer of bicycle saddle according to customer demand. If customer demand needs to be met, the mold needs to be replaced as a whole, which is costly. SUMMARY
[0003] In order to overcome the above-mentioned problems, the utility model provides a high adaptability mould frame for foaming injection molding.
[0004] The utility model discloses a high adaptability mould frame for foaming injection molding, which comprises a base and a cover plate, the base and the cover plate are fixedly connected through a connecting rod mechanism, the bottom of the cover plate is fixedly connected with a replaceable mold through bolts, a detachable mold layer is arranged between the base and the cover plate, a groove matching the shape of the mold is formed in the middle of the mold layer, a fixing part is fixedly connected to the top of the base and one side of the mold layer, a fixing groove matching the shape of the fixing part is arranged on one side of the mold layer, and the mold layer is connected with the fixing part through plug-in connection. During use, the connecting rod mechanism drives the cover plate to complete the work of pressing down or lifting up the mold, and the mold and the mold layer can be replaced according to the use requirements.
[0005] Preferably, limit strips are arranged at the bottom ends of the two sides of the mold layer, and a locking part for pressing the limit strips is arranged on the base, the locking part is fixedly connected with the base through bolts, and the installation of the locking part and the limit strips can enhance the fixation of the mold layer.
[0006] Preferably, the mold layer comprises a lower mold layer and an upper mold layer, the upper mold layer is located above the lower mold layer, a first air cylinder is arranged between the upper mold layer and the lower mold layer, the fixing part comprises a fixing shell, a lower fixing part and an upper fixing part are arranged in the fixing shell, the lower fixing part is fixedly connected with the fixing shell, the upper fixing part is rotatably connected with the fixing shell through a first rotating shaft, the upper fixing part is located above the lower fixing part, the lower fixing part is connected with the lower mold layer through plug-in connection, and the upper fixing part is connected with the upper mold layer through plug-in connection. After the foaming injection molding work is completed, the connecting rod mechanism drives the cover plate to lift up, and then the first air cylinder drives the upper mold layer to open upwards around the first rotating shaft as the axis, so that the workpiece after the foaming injection molding work is completed can be conveniently taken out.
[0007] As preferred, the connecting rod mechanism comprises a connecting rod connected by the second cylinder, the connecting rod is rotatably connected with the base through a second rotating shaft, the top end of the connecting rod is provided with a connecting piece, one end of the connecting piece is rotatably connected with the connecting rod, and the other end is rotatably connected with the cover plate, and in use, the second cylinder drives the connecting rod to drive the cover plate to open or press down around the second rotating shaft.
[0008] The die frame has high adaptability as the die layer and the die are replaced to adapt to different production requirements. BRIEF DESCRIPTION OF DRAWINGS
[0009] The utility model is further described below in combination with the drawings and examples.
[0010] Fig. 1 It is the perspective view of the utility model;
[0011] Fig. 2 It is the front view of the utility model;
[0012] In the drawing, 1, base; 2, cover plate; 3, connecting rod mechanism; 4, die layer lower layer; 5, die layer upper layer; 6, first cylinder; 7, fixed part housing; 8, lower fixed part; 9, upper fixed part; 10, first rotating shaft; 11, die; 12, die layer; 13, fixed part; 14, second cylinder; 15, connecting rod; 16, second rotating shaft; 17, connecting piece; 18, limiting strip; 19, locking part; 20, groove. DETAILED DESCRIPTION
[0013] All features disclosed in this specification, and / or all steps of any methods disclosed, can be combined in any combination, except combinations where at least some of the features and / or steps are mutually exclusive.
[0014] Any feature disclosed in this specification, unless stated otherwise, can be replaced by any other feature serving the same, or a similar, purpose.
[0015] As Figs. 1-2The utility model discloses a high adaptability mould frame for foaming injection molding, including base 1 and cover plate 2, and the base 1 and cover plate 2 are fixedly connected through connecting rod mechanism 3, the bottom of cover plate 2 is fixedly connected with replaceable mould 11 through bolt, the detachable mould layer 12 is arranged between the base 1 and cover plate 2, the middle of mould layer 12 is opened with the slot 20 that the shape is compatible with mould 11, the top of base 1, mould layer 12 one side is fixedly connected with fixed part 13, and mould layer 12 one side is equipped with the fixed groove that the shape is compatible with fixed part 13, and mould layer 12 is insertedly connected with fixed part 13, when using, through connecting rod mechanism 3, cover plate 2 is driven to complete the work of mould 11 down pressure or lifting, and can replace mould 11 and mould layer 12 according to the use demand.
[0016] The limit strip 18 is arranged at the bottom end of the two sides of the mould layer 12, and the locking part 19 for pressing the limit strip 18 is arranged on the base 1. The locking part 19 is fixedly connected with the base 1 through bolts. When installing, the fixing of the mould layer 12 is strengthened through the locking part 19 and the limit strip 18.
[0017] The mould layer 12 includes the mould layer lower layer 4 and the mould layer upper layer 5. The mould layer upper layer 5 is located above the mould layer lower layer 4. The first air cylinder 6 is arranged between the mould layer upper layer 5 and the mould layer lower layer 4. The fixed part 13 includes the fixed shell 7. The lower fixed part 8 and the upper fixed part 9 are arranged in the fixed shell 7. The lower fixed part 8 is fixedly connected with the fixed shell 7. The upper fixed part 9 is rotatably connected with the fixed shell 7 through the first rotating shaft 10. The upper fixed part 9 is located above the lower fixed part 8. The lower fixed part 8 is insertedly connected with the mould layer lower layer 4. The upper fixed part 9 is insertedly connected with the mould layer upper layer 5. After the foaming injection molding work is completed, the connecting rod mechanism 3 drives the cover plate 2 to be lifted upward. Then, the first air cylinder 6 drives the mould layer upper layer 5 to be opened upward with the first rotating shaft 10 as the axis. The workpiece after the foaming injection molding work is completed is conveniently taken out.
[0018] The connecting rod mechanism 3 includes the connecting rod 15 driven and connected through the second air cylinder 14. The connecting rod 15 is rotatably connected with the base 1 through the second rotating shaft 16. The connecting part 17 is arranged at the top end of the connecting rod 15. One end of the connecting part 17 is rotatably connected with the connecting rod 15. The other end is rotatably connected with the cover plate 2. When using, the second air cylinder 14 drives the connecting rod 15 to drive the cover plate 2 to be opened or down-pressed with the second rotating shaft 16 as the axis. Specific embodiments
[0019] According to actual use demand selects appropriate mould layer 12 and mould 11, places cortex layer on mould layer lower layer 4 and is compacted through pressing mould layer upper layer 5, subsequently second cylinder 14 drives connecting rod 15 to drive cover plate 2 and mould 11 with second pivot 16 as the pivot to the cortex layer and is pressed down, makes cortex layer and mould 11 and mould layer lower layer 4 bottom shape fit, finally completes foaming injection molding work, after completing foaming injection molding work, second cylinder 14 drives connecting rod 15 and drives steel plate 2 to open upwards, and mould layer upper layer 5 is opened upwards under the action of first cylinder 6, and finally the workpiece of completing foaming injection molding work is taken out.
[0020] The design scheme is ingenious, the mould frame is adapted to different production requirements by replacing the mould layer and the mould, has higher adaptability, and does not need to replace the mould frame as a whole, reduces the cost, in addition, the mould layer upper layer is automatically opened by the first cylinder after completing the foaming injection molding work, the workpiece is conveniently taken out by the staff, is convenient to use and saves time and effort.
[0021] The utility model is not limited to the foregoing specific embodiments. The utility model extends to any novel feature disclosed in this specification or any new combination, as well as any new method or process step or any new combination disclosed.
Claims
1. A high adaptability mold frame for foam injection molding, characterized by: The utility model relates to a replaceable mould layer, including base (1) and cover plate (2), and base (1) and cover plate (2) are fixedly connected through connecting rod mechanism (3) between them, the bottom of cover plate (2) is fixedly connected with the replaceable mould (11) through bolt, the detachable mould layer (12) is arranged between base (1) and cover plate (2), the middle of mould layer (12) is opened with the slot (20) that mould (11) shape is mutually matched, the top of base (1) is fixedly connected with the fixed part (13) on one side of mould layer (12), and one side of mould layer (12) is equipped with the fixed slot that fixed part (13) shape is mutually matched, and mould layer (12) is insertedly connected with fixed part (13).
2. A high adaptability mold frame for foam injection molding according to claim 1, characterized in that: The bottom of both sides of mould layer (12) is equipped with the limit strip (18), and the locking part (19) for pressing the limit strip (18) is equipped on base (1), and the locking part (19) is fixedly connected with base (1) through bolt.
3. The high adaptability mold frame for foam injection molding according to claim 1, characterized in that: The mould layer (12) includes mould layer lower layer (4) and mould layer upper layer (5), and mould layer upper layer (5) is located above mould layer lower layer (4), and first air cylinder (6) is arranged between mould layer upper layer (5) and mould layer lower layer (4), the fixed part (13) includes fixed shell (7), and lower fixed part (8) and upper fixed part (9) are arranged in fixed shell (7), lower fixed part (8) is fixedly connected with fixed shell (7), and upper fixed part (9) is rotatably connected with fixed shell (7) through first rotation shaft (10), and upper fixed part (9) is located above lower fixed part (8), and lower fixed part (8) is insertedly connected with mould layer lower layer (4), and upper fixed part (9) is insertedly connected with mould layer upper layer (5).
4. The high adaptability mold set for foam injection molding according to claim 1, characterized in that: The connecting rod mechanism (3) includes the connecting rod (15) of driving connection through second air cylinder (14), and connecting rod (15) is rotatably connected with base (1) through second rotation shaft (16), and connecting rod (15) top is equipped with connecting piece (17), and one end of connecting piece (17) is rotatably connected with connecting rod (15), and the other end is rotatably connected with cover plate (2).