A mold for processing a sealing strip

By introducing a ventilation cavity and air guide hood into the mold for processing sealing strips, the high-speed airflow generated by the fan directly penetrates the inside of the mold, solving the problem of low mold cooling efficiency, achieving a high-efficiency cooling effect and improving production efficiency, and adapting to the needs of molds of different specifications.

CN224360637UActive Publication Date: 2026-06-16LINQU RUIXING PLASTIC PROD CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
LINQU RUIXING PLASTIC PROD CO LTD
Filing Date
2025-06-20
Publication Date
2026-06-16

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  • Figure CN224360637U_ABST
    Figure CN224360637U_ABST
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Abstract

The utility model relates to the technical field of sealing strip processing, concretely to a mould for sealing strip processing, including the chassis, the rear side fixed mounting of chassis top has the support track, the below fixed mounting of support track front has the support frame, the top fixed mounting of support frame has the first mounting panel, the top of first mounting panel is provided with the lower mould, the front of lower mould has opened the second air cavity. This mould for sealing strip processing cooperates with the use of chassis, support track, lower mould, upper mould, first air cavity, second air cavity, wind scooper, fixed plate, mounting bracket, fan, hydraulic telescopic link, second mounting panel and roof, the high -speed airflow generated by fan is introduced into first air cavity and second air cavity inside, and first air cavity and second air cavity are in the position of upper mould and lower mould inside close to forming cavity, can carry out efficient utilization to the airflow.
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Description

Technical Field

[0001] This utility model relates to the field of sealing strip processing technology, specifically a mold for processing sealing strips. Background Technology

[0002] Sealing strips are widely used in various fields such as automobiles and construction, playing an important role in sealing, sound insulation, and waterproofing. In the manufacturing process of sealing strips, molds are crucial tools, directly determining the shape, size, and quality of the sealing strip.

[0003] Existing molds for processing sealing strips have significant shortcomings. During the demolding process, air cooling is often used to cool the mold in order to accelerate the forming speed of the sealing strip. However, the airflow can only flow on the outer surface of the mold, and the high-speed airflow cannot be effectively utilized, which greatly limits the cooling efficiency of the mold. The low cooling efficiency directly leads to a longer forming time for the sealing strip, thereby reducing the overall production efficiency.

[0004] Therefore, it is necessary to provide a mold for processing sealing strips to solve the above-mentioned technical problems. Utility Model Content

[0005] The purpose of this invention is to provide a mold for processing sealing strips to solve the problems mentioned in the background art.

[0006] To achieve the above objectives, this utility model provides the following technical solution:

[0007] A mold for processing sealing strips, comprising:

[0008] The base frame has a support rail fixedly installed on the rear side of the top of the base frame, a support frame fixedly installed on the lower front of the support rail, a first mounting plate fixedly installed on the top of the support frame, a lower mold provided on the top of the first mounting plate, a second ventilation cavity opened on the front of the lower mold and connected to the back of the lower mold, and a top plate fixedly installed on the top of the support rail.

[0009] A hydraulic telescopic rod is fixedly installed on the front side of the top of the top plate, and the driving end of the hydraulic telescopic rod passes through the top plate and extends to the bottom of the top plate. A second mounting plate is fixedly installed on the driving end of the hydraulic telescopic rod, and an upper mold is provided at the bottom of the second mounting plate.

[0010] The upper mold has a first ventilation cavity on its front side, and the first ventilation cavity is connected to the back side of the upper mold. The support rail has a fixing plate on its front side, and symmetrically distributed mounting brackets are fixedly installed on the front side of the fixing plate. Several fans are installed on the mounting brackets.

[0011] Preferably, a threaded rod is rotatably installed inside the support rail, and a servo motor is fixedly installed on the rear side of the top of the top plate. The drive end of the servo motor passes through the top plate and the support rail in sequence and extends into the interior of the support rail to be fixedly connected to the top end of the threaded rod. An adjustment block is sleeved on the outer wall of the threaded rod, and the adjustment block is slidably installed on the support rail. The front of the adjustment block is fixedly connected to the back of the fixed plate.

[0012] Preferably, air guide covers are fixedly installed on the back of both the lower mold and the upper mold.

[0013] Preferably, the top of the second mounting plate is fixedly equipped with symmetrically distributed limiting guide rods, and the top plate is provided with sliding holes corresponding to the position and number of the limiting guide rods, and the top plate is slidably connected to the limiting guide rods through the sliding holes.

[0014] Preferably, the upper mold is fixedly connected to the second mounting plate by bolts, and the lower mold is fixedly connected to the first mounting plate by bolts.

[0015] Preferably, the adjusting block has a threaded hole that matches the threaded rod, and the adjusting block is threadedly connected to the threaded rod through the threaded hole.

[0016] Compared with the prior art, the beneficial effects of this utility model are:

[0017] 1. This utility model utilizes a base frame, supporting rail, lower mold, upper mold, first ventilation cavity, second ventilation cavity, air guide cover, fixing plate, mounting bracket, fan, hydraulic telescopic rod, second mounting plate, and top plate in combination. The mold introduces high-speed airflow generated by the fan into the first and second ventilation cavities, which are located in the upper and lower molds near the forming cavity. This allows for efficient utilization of the airflow, enabling it to penetrate the mold at high speed, significantly improving the mold's cooling efficiency and thus enhancing overall production efficiency.

[0018] 2. This utility model achieves adjustable fan height through the combined use of a threaded rod, a servo motor, and an adjusting block. This adjustment function allows for necessary adjustments to the fan height as needed when cooling molds of different specifications, thereby achieving the optimal air cooling effect. Attached Figure Description

[0019] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0020] Figure 2 This is a schematic diagram of the rear view structure of this utility model;

[0021] Figure 3 This is a side sectional view of the supporting track in this utility model.

[0022] Figure 4 This is a cross-sectional view of the lower mold and the upper mold in this utility model.

[0023] In the diagram: 1. Base frame; 2. Support rail; 3. Lower mold; 4. Upper mold; 5. First ventilation cavity; 6. Second ventilation cavity; 7. Support frame; 8. First mounting plate; 9. Air guide hood; 10. Fixing plate; 11. Mounting frame; 12. Fan; 13. Threaded rod; 14. Servo motor; 15. Hydraulic telescopic rod; 16. Limiting guide rod; 17. Second mounting plate; 18. Top plate; 19. Adjusting block. Detailed Implementation

[0024] To make the technical means, creative features, objectives and effects of this utility model easier to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0025] In the description of this utility model, it should be noted that the terms "upper," "lower," "inner," "outer," "front end," "rear end," "both ends," "one end," and "the other end," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are used only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model. In addition, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0026] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installed," "equipped with," and "connected," etc., should be interpreted broadly. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be a connection within two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0027] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0028] Please see Figures 1-4 One embodiment provided by this utility model:

[0029] A mold for processing sealing strips, comprising:

[0030] A base frame 1 is provided. A support rail 2 is fixedly installed on the rear side of the top of the base frame 1. A support frame 7 is fixedly installed on the lower front side of the support rail 2. A first mounting plate 8 is fixedly installed on the top of the support frame 7. A lower mold 3 is provided on the top of the first mounting plate 8. A second ventilation cavity 6 is opened on the front side of the lower mold 3 and the second ventilation cavity 6 is connected to the back side of the lower mold 3. A top plate 18 is fixedly installed on the top of the support rail 2.

[0031] A hydraulic telescopic rod 15 is fixedly installed on the front side of the top of the top plate 18, and the driving end of the hydraulic telescopic rod 15 passes through the top plate 18 and extends to the bottom of the top plate 18. A second mounting plate 17 is fixedly installed on the driving end of the hydraulic telescopic rod 15, and an upper mold 4 is provided at the bottom of the second mounting plate 17.

[0032] The upper mold 4 has a first ventilation cavity 5 on its front side, and the first ventilation cavity 5 is connected to the back side of the upper mold 4. The support rail 2 has a fixing plate 10 on its front side, and symmetrically distributed mounting brackets 11 are fixedly installed on the front side of the fixing plate 10. Several fans 12 are installed on the mounting brackets 11.

[0033] A threaded rod 13 is rotatably installed inside the support rail 2. A servo motor 14 is fixedly installed on the rear side of the top of the top plate 18. The drive end of the servo motor 14 passes through the top plate 18 and the support rail 2 in sequence and extends into the interior of the support rail 2 to be fixedly connected to the top end of the threaded rod 13. An adjustment block 19 is sleeved on the outer wall of the threaded rod 13 and is slidably installed on the support rail 2. The front of the adjustment block 19 is fixedly connected to the back of the fixing plate 10.

[0034] In one embodiment, air guide covers 9 are fixedly installed on the back of both the lower mold 3 and the upper mold 4, which can guide high-speed airflow into the ventilation cavity inside the mold, making efficient use of airflow, enhancing the cooling effect, and improving production efficiency.

[0035] In one preferred embodiment, symmetrically distributed limiting guide rods 16 are fixedly installed on the top of the second mounting plate 17, and sliding holes corresponding to the position and number of the limiting guide rods 16 are opened on the top plate 18. The top plate 18 is slidably connected to the limiting guide rods 16 through the sliding holes opened thereon, which improves the stability and accuracy of the upper mold 4 during vertical movement.

[0036] In one embodiment, the upper mold 4 is fixedly connected to the second mounting plate 17 by bolts, and the lower mold 3 is fixedly connected to the first mounting plate 8 by bolts, which realizes the detachability of the upper mold 4 and the lower mold 3, making it convenient to replace molds of different specifications for use and improving the applicability of the device.

[0037] In one preferred embodiment, the adjusting block 19 has a threaded hole that matches the threaded rod 13, and the adjusting block 19 is threadedly connected to the threaded rod 13 through the threaded hole, which can convert the rotation of the threaded rod 13 into a stable vertical movement of the adjusting block 19, so as to accurately adjust the height of the fan 12 to adapt to different mold specifications.

[0038] The working principle of this utility model is as follows: All electrical components mentioned are electrically connected to the main controller and power supply. The main controller can be a conventional known device such as a computer for control, and existing publicly available power connection technologies are not elaborated here. Parts not mentioned in this device are the same as or can be implemented using existing technologies. In use, the raw material is injected into the forming cavity of the lower mold 3. Then, the hydraulic telescopic rod 15 is activated, and its drive end, via the second mounting plate 17, drives the upper mold 4 to move vertically until the upper mold 4 closes downwards with the lower mold 3, allowing the sealing strip material to cool and solidify within the complete forming cavity formed by the lower mold 3 and the upper mold 4. As the upper mold 4 and lower mold 3 close, the two air guide hoods 9 located on their backs also close together to form a complete air guide hood. At this time, the fan 12 is turned on, generating a high-speed airflow. This airflow is guided by the air guide hood 9 and blown directly into the first ventilation cavity 5 and the second ventilation cavity 6, exiting from their front openings, causing the airflow to flow at high speed within the first ventilation cavity 5 and the second ventilation cavity 6. During the airflow process, the heat generated by the raw materials in the mold can be directly carried away, achieving rapid cooling. This mold introduces the high-speed airflow generated by the fan 12 into the first ventilation cavity 5 and the second ventilation cavity 6. The first ventilation cavity 5 and the second ventilation cavity 6 are located in the upper mold 4 and the lower mold 3 near the forming cavity, which can make efficient use of the airflow, allowing the airflow to pass through the interior of the mold at high speed, significantly improving the cooling efficiency of the mold, thereby improving the overall production efficiency.

[0039] During use, the lower mold 3 and the upper mold 4 are fixed to the first mounting plate 8 and the second mounting plate 17 respectively by bolts. This connection method gives the molds detachability, making it easy to replace molds of different specifications to meet diverse production needs. To ensure that the blowing direction of the fan 12 can accurately correspond to the position of different molds, the servo motor 14 can be activated. The drive end of the servo motor 14 drives the threaded rod 13 to rotate. Based on the threaded transmission between the threaded rod 13 and the adjusting block 19, and the sliding cooperation between the adjusting block 19 and the support rail 2, the adjusting block 19 can move vertically stably. The movement of the adjusting block 19 drives the mounting frame 11 to move synchronously through the fixed plate 10, which in turn drives the fan 12 to move, realizing the adjustability of the height of the fan 12. This adjustment function allows the height of the fan 12 to be adjusted as needed when the fan 12 is used for air cooling of molds of different specifications, thereby achieving the best air cooling effect.

[0040] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely preferred examples and are not intended to limit the utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model. The scope of protection of this utility model is defined by the appended claims and their equivalents.

Claims

1. A mold for processing sealing strips, characterized in that, It includes: A base frame (1) is provided with a support rail (2) fixedly installed on the rear side of the top of the base frame (1). A support frame (7) is fixedly installed on the lower front side of the support rail (2). A first mounting plate (8) is fixedly installed on the top of the support frame (7). A lower mold (3) is provided on the top of the first mounting plate (8). A second ventilation cavity (6) is opened on the front side of the lower mold (3), and the second ventilation cavity (6) is connected to the back side of the lower mold (3). A top plate (18) is fixedly installed on the top of the support rail (2). A hydraulic telescopic rod (15) is fixedly installed on the front side of the top of the top plate (18), and the driving end of the hydraulic telescopic rod (15) passes through the top plate (18) and extends to the bottom of the top plate (18). A second mounting plate (17) is fixedly installed on the driving end of the hydraulic telescopic rod (15), and an upper mold (4) is provided at the bottom of the second mounting plate (17). The upper mold (4) has a first ventilation cavity (5) on its front side, and the first ventilation cavity (5) is connected to the back side of the upper mold (4). The support rail (2) has a fixing plate (10) on its front side, and a symmetrically distributed mounting frame (11) is fixedly installed on the front side of the fixing plate (10). Several fans (12) are installed on the mounting frame (11).

2. The mold for processing sealing strips according to claim 1, characterized in that: A threaded rod (13) is rotatably installed inside the support rail (2). A servo motor (14) is fixedly installed on the rear side of the top of the top plate (18). The drive end of the servo motor (14) passes through the top plate (18) and the support rail (2) in sequence and extends into the interior of the support rail (2) and is fixedly connected to the top end of the threaded rod (13). An adjustment block (19) is sleeved on the outer wall of the threaded rod (13). The adjustment block (19) is slidably installed on the support rail (2). The front of the adjustment block (19) is fixedly connected to the back of the fixing plate (10).

3. The mold for processing sealing strips according to claim 1, characterized in that: Both the lower mold (3) and the upper mold (4) are fixedly equipped with air guide covers (9) on their back sides.

4. The mold for processing sealing strips according to claim 1, characterized in that: The top of the second mounting plate (17) is fixedly equipped with symmetrically distributed limiting guide rods (16). The top plate (18) is provided with sliding holes corresponding to the position and number of the limiting guide rods (16), and the top plate (18) is slidably connected to the limiting guide rods (16) through the sliding holes.

5. The mold for processing sealing strips according to claim 1, characterized in that: The upper mold (4) is fixedly connected to the second mounting plate (17) by bolts, and the lower mold (3) is fixedly connected to the first mounting plate (8) by bolts.

6. The mold for processing sealing strips according to claim 2, characterized in that: The adjusting block (19) has a threaded hole that matches the threaded rod (13), and the adjusting block (19) is threadedly connected to the threaded rod (13) through the threaded hole.