Hanging mechanism for injection mold

By employing a high-strength support frame and multiple reinforcement designs in the injection mold hanging mechanism, the deformation and swaying problems of traditional hanging mechanisms when hanging large molds are solved, thus improving stability and safety.

CN224240204UActive Publication Date: 2026-05-15TAICANG LINLONG PLASTICS CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
TAICANG LINLONG PLASTICS CO LTD
Filing Date
2025-04-23
Publication Date
2026-05-15

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Abstract

The utility model discloses an injection mold hanging mechanism which comprises supporting legs, the total number of the supporting legs is four, the tops of the two supporting legs arranged on the front side are fixedly connected with side seats, the tops of the two side seats arranged left and right are fixedly connected with a top plate, a lifting seat is slidably connected to the position, close to the top, between the two side seats, and the top plate is fixedly connected with a lifting rod. A placing top seat is arranged in the center of the bottom of the lifting seat, and a placing base is arranged at the bottom of the placing top seat. According to the injection mold hanging mechanism, the four supporting rods are arranged between the containing top base and the containing base, the containing top base and the supporting rods are stably connected through the top strips, a high-strength supporting frame is formed, and particularly, an inner plate in the center of the top of each top strip penetrates into the containing top base to form a sleeving structure with a reinforcing block and a reinforcing rod; the connecting strength between the placing top seat and the supporting structure is greatly enhanced, and deformation and shaking caused by the weight of the die, production vibration and impact force are effectively resisted.
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Description

Technical Field

[0001] This utility model relates to the field of hanging mechanism technology, specifically a hanging mechanism for injection molds. Background Technology

[0002] In modern industrial production, injection molds, as key equipment for molding plastic products, have their hanging mechanisms whose design and performance directly affect the efficiency, precision, and safety of injection molding production. With the continuous advancement of injection molding technology and the increasingly wide range of applications for plastic products, higher demands are being placed on the hanging mechanisms of injection molds.

[0003] Many traditional suspension mechanisms use simple frame structures and lack sufficient support and reinforcement design. When suspending medium and large injection molds, the weight of the mold itself and the vibration and impact generated during the production process can easily cause the suspension mechanism to deform, shake or even break, seriously affecting production safety and mold precision. Utility Model Content

[0004] The purpose of this utility model is to provide an injection mold hanging mechanism to solve the problem mentioned in the background art that many traditional hanging mechanisms adopt simple frame structures and lack sufficient support and reinforcement design. When hanging medium and large injection molds, the weight of the mold itself and the vibration and impact force generated during the production process can easily cause the hanging mechanism to deform, shake or even break, which seriously affects production safety and mold precision.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a suspension mechanism for injection molds, comprising four support legs. The tops of the two front support legs are fixedly connected to side seats, and the tops of the two left and right side seats are fixedly connected to top plates. A lifting seat is slidably connected between the two side seats near the top. A placement top seat is located at the center of the bottom of the lifting seat, and a placement base is located at the bottom of the placement top seat. Support rods are fixedly connected to the four sides of the top of the placement base. Top bars are fixedly connected to the tops of the two front support rods. The top of the top bars is fixedly connected to the bottom of the placement top seat. An inner plate is fixedly connected to the center of the top of the top bars. The top of the inner plate extends through the interior of the placement top seat. Reinforcing blocks are fixedly connected to the two sides of the inner plate near the two sides of the placement top seat. A reinforcing rod is fixedly connected between the two reinforcing blocks. The reinforcing rod is sleeved with the inner plate. A reinforcing plate is fixedly connected between the two left and right top bars.

[0006] Compared with the prior art, the beneficial effects of this utility model are:

[0007] This injection mold hanging mechanism features four support rods between the top mounting base and the base, with top strips securing the top mounting base and support rods together to form a high-strength support frame. In particular, the inner plate at the center of the top strip extends into the top mounting base, forming a nested structure with the reinforcing block and reinforcing rods. This significantly enhances the connection strength between the top mounting base and the support structure, effectively resisting deformation and shaking caused by mold weight, production vibration, and impact. This ensures the stability of the hanging mechanism when suspending large injection molds, guaranteeing production safety. Through multiple reinforcement designs, including reinforcing plates, reinforcing diagonal braces, and reinforcing outer rods, a high-strength load-bearing system is constructed. The reinforcing plates connect the left and right top strips, while the reinforcing diagonal braces provide stable support on the four sides of the bottom of the reinforcing plates and the top of the support rods. The reinforcing outer rods further enhance the lateral stability of the top mounting base and the base. These designs work together to significantly improve the load-bearing capacity of the hanging mechanism, enabling it to easily meet the hanging requirements of large injection molds. Attached Figure Description

[0008] Figure 1 This is a schematic diagram of the structure of this utility model;

[0009] Figure 2 This utility model Figure 1 A magnified view of part A in the diagram;

[0010] Figure 3 This is a three-dimensional view of the structure of the top seat of this utility model;

[0011] Figure 4 This is a three-dimensional view of the structure of the base of this utility model.

[0012] In the diagram: 1. Support leg; 2. Side seat; 3. Top plate; 4. Lifting seat; 5. Cylinder; 6. Limiting rod; 7. Groove; 8. Threaded rod; 9. Variable frequency motor; 10. Threaded sleeve plate; 11. Connecting plate; 12. Top seat placement; 13. Top bar; 14. Support rod; 15. Base placement; 16. Reinforcing plate; 17. Reinforcing rod one; 18. Reinforcing rod two; 19. Reinforcing block; 20. Reinforcing rod; 21. Reinforcing outer rod; 22. Reinforcing plate; 23. Reinforcing diagonal rod; 24. Inner plate. Detailed Implementation

[0013] 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.

[0014] Please see Figure 1-4This utility model provides a technical solution: an injection mold hanging mechanism, including support legs 1, with a total of four support legs 1. The tops of the two front support legs 1 are fixedly connected to side seats 2, and the tops of the two left and right side seats 2 are fixedly connected to top plates 3. A lifting seat 4 is slidably connected between the two side seats 2 near the top. A top seat 12 is located at the center of the bottom of the lifting seat 4, and a base 15 is located at the bottom of the top seat 12. Support rods 14 are fixedly connected to all four sides of the top of the base 15. The top of the two side-mounted support rods 14 is fixedly connected to the top of the top strip 13. The top of the top strip 13 is fixedly connected to the bottom of the top seat 12. The center of the top of the top strip 13 is fixedly connected to the inner plate 24. The top of the inner plate 24 extends through the interior of the top seat 12. Reinforcing blocks 19 are fixedly connected to both sides of the inner plate 24 at the positions on both sides of the top seat 12. A reinforcing rod 20 is fixedly connected between the two reinforcing blocks 19. The reinforcing rod 20 is sleeved with the inner plate 24. A reinforcing plate 22 is fixedly connected between the two top strips 13 on the left and right sides.

[0015] Reinforcing diagonal braces 23 are fixedly connected to the top of the four sides of the bottom of the reinforcing plate 22 and the four support rods 14.

[0016] Both sides of the top seat 12 and the base seat 15 are fixedly connected with reinforcing outer rods 21.

[0017] The lifting seat 4 has a groove 7 inside, and a threaded rod 8 is rotatably connected inside the groove 7. A variable frequency motor 9 is fixedly installed on one side of the lifting seat 4. The output end of the variable frequency motor 9 passes through the inside of the groove 7 and is fixedly connected to the threaded rod 8. A threaded sleeve plate 10 is threadedly connected to the center position of the threaded rod 8.

[0018] Connecting plates 11 are fixedly connected to both sides of the bottom of the threaded sleeve 10. The bottom of the connecting plate 11 extends through the outside of the groove 7 and is fixedly connected to the top of the top seat 12.

[0019] A reinforcing plate 16 is fixedly connected to both sides of the top of the top seat 12. Several reinforcing rods 18 are fixedly connected between the two connecting plates 11. Several reinforcing rods 17 are fixedly connected between the reinforcing plate 16 and the connecting plate 11.

[0020] A cylinder 5 is fixedly installed at the center of the top of the top plate 3. The output end of the cylinder 5 extends through to the bottom of the top plate 3 and is fixedly connected to the top of the lifting seat 4. Limiting rods 6 are fixedly connected to both sides of the top of the lifting seat 4. The top of the limiting rods 6 extends through to the outside of the top plate 3.

[0021] Working principle: A lifting seat 4 is slidably connected between the two side seats 2 near the top. A cylinder 5 is fixedly installed at the center of the top of the top plate 3. The output end of the cylinder 5 passes through the bottom of the top plate 3 and is fixedly connected to the top of the lifting seat 4. When the cylinder 5 works, its output end extends and retracts, causing the lifting seat 4 to slide up and down between the two side seats 2. At the same time, limit rods 6 are fixedly connected to both sides of the top of the lifting seat 4. The top of the limit rods 6 extends to the outside of the top plate 3, which plays a limiting role during the lifting process of the lifting seat 4, preventing the lifting seat 4 from excessively lifting and falling off the side seats 2, and ensuring the stability and safety of the lifting seat 4. A top seat 12 is set at the center of the bottom of the lifting seat 4, and a top seat 12 is set at the bottom of the top seat 12. A base 15 is placed, with support rods 14 fixedly connected to the top four sides of the base 15. Top bars 13 are fixedly connected to the tops of the two front support rods 14. The tops of the top bars 13 are fixedly connected to the bottom of the top seat 12. The support rods 14 and top bars 13 connect the top seat 12 and the base 15 into a single unit, providing a support foundation for the injection mold. An inner plate 24 is fixedly connected to the center of the top of the top bar 13. The top of the inner plate 24 extends through the interior of the top seat 12. Reinforcing blocks 19 are fixedly connected to both sides of the inner plate 24, corresponding to the two sides of the top seat 12. Reinforcing rods 20 are fixedly connected between the two reinforcing blocks 19, and the reinforcing rods 20 are fitted onto the inner plate 24. This design allows... The connection between the inner plate 24 and the top mount 12 is more stable, enhancing the connection strength between the top mount 12 and the supporting structure below, and improving the stability of the entire placement component. A reinforcing plate 22 is fixedly connected between the two top bars 13 on the left and right sides. Reinforcing diagonal braces 23 are fixedly connected to the four sides of the bottom of the reinforcing plate 22 and to the top of the four support rods 14. The reinforcing plate 22 enhances the connection strength between the two top bars 13, while the reinforcing diagonal braces 23 reinforce the support rods 14 and the reinforcing plate 22 from different directions, further improving the stability and load-bearing capacity of the entire placement component. Reinforcing outer rods 21 are fixedly connected to both sides of the top mount 12 and the base 15, reinforcing the outer... Rod 21 reinforces the sides of the placement top seat 12 and the placement base 15 to prevent lateral deformation when the injection mold is placed or when subjected to external forces, thus improving the lateral stability of the entire placement component. Reinforcing plates 16 are fixedly connected to both sides of the top of the placement top seat 12. Several reinforcing rods 18 are fixedly connected between the two connecting plates 11, and several reinforcing rods 17 are fixedly connected between the reinforcing plates 16 and the connecting plates 11. These reinforcing structures further enhance the connection strength between the placement top seat 12 and the connecting plates 11, ensuring that the connection will not loosen or be damaged when the threaded sleeve plate 10 moves the placement component, thus improving the reliability and stability of the entire hanging mechanism.

[0022] In summary, this injection mold hanging mechanism, by setting four support rods 14 between the placement top seat 12 and the placement base 15, and using top strips 13 to firmly connect the placement top seat 12 and the support rods 14, forms a high-strength support frame. In particular, the inner plate 24 at the top center of the top strip 13 penetrates into the interior of the placement top seat 12, forming a sleeve structure with the reinforcing block 19 and the reinforcing rod 20, greatly enhancing the connection strength between the placement top seat 12 and the support structure. This effectively resists deformation and shaking caused by mold weight, production vibration, and impact, ensuring the hanging mechanism's stability. The stability of the suspension mechanism when suspending large and medium-sized injection molds ensures production safety. Through multiple reinforcement designs, such as the reinforcing plate 22, the reinforcing diagonal bar 23, and the reinforcing outer bar 21, a high-strength load-bearing system is constructed. The reinforcing plate 22 connects the left and right top bars 13, and the reinforcing diagonal bar 23 forms a stable support on the four sides of the bottom of the reinforcing plate 22 and the top of the support bar 14. The reinforcing outer bar 21 further enhances the lateral stability of the placement top seat 12 and the placement base 15. These designs work together to significantly improve the load-bearing capacity of the suspension mechanism, enabling it to easily meet the suspension requirements of large injection molds.

[0023] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article, or apparatus.

[0024] All electrical components mentioned in this article are connected to an external main controller and 220V AC mains power, and the main controller can be a conventional known device such as a computer that can control it.

[0025] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A suspension mechanism for injection molds, comprising support legs (1), characterized in that: The total number of support legs (1) is four. The top of the two support legs (1) on the front side is fixedly connected to a side seat (2). The top of the two side seats (2) on the left and right sides is fixedly connected to a top plate (3). A lifting seat (4) is slidably connected between the two side seats (2) near the top. A top seat (12) is set at the center of the bottom of the lifting seat (4). A base (15) is set at the bottom of the top seat (12). Support rods (14) are fixedly connected to the four sides of the top of the base (15). The top of the two support rods (14) on the front side is fixedly connected to a top plate (3). Top strip (13), the top of the top strip (13) is fixedly connected to the bottom of the top seat (12), the center of the top of the top strip (13) is fixedly connected to the inner plate (24), the top of the inner plate (24) extends through the interior of the top seat (12), the two sides of the top seat (12) are fixedly connected to the two sides of the inner plate (24), the two reinforcing blocks (19) are fixedly connected to the two reinforcing blocks (19), the reinforcing rod (20) is fixedly connected to the inner plate (24), and the two top strips (13) set on the left and right are fixedly connected to the reinforcing plate (22).

2. The injection mold hanging mechanism according to claim 1, characterized in that: The bottom four sides of the reinforcing plate (22) and the top position between the four support rods (14) are all fixedly connected with reinforcing diagonal rods (23).

3. The injection mold hanging mechanism according to claim 1, characterized in that: Both sides of the placement top seat (12) and the placement base (15) are fixedly connected with reinforcing outer rods (21).

4. The injection mold hanging mechanism according to claim 1, characterized in that: The lifting seat (4) has a groove (7) inside. A threaded rod (8) is rotatably connected inside the groove (7). A variable frequency motor (9) is fixedly installed on one side of the lifting seat (4). The output end of the variable frequency motor (9) on one side passes through the inside of the groove (7) and is fixedly connected to the threaded rod (8). A threaded sleeve plate (10) is threadedly connected to the center position of the threaded rod (8).

5. The injection mold hanging mechanism according to claim 4, characterized in that: Both sides of the bottom of the threaded sleeve (10) are fixedly connected to connecting plates (11), the bottom of the connecting plates (11) extends through to the outside of the groove (7) and is fixedly connected to the top of the placement seat (12).

6. The injection mold hanging mechanism according to claim 5, characterized in that: The top of the top seat (12) is fixedly connected to both sides of the top with reinforcing plates (16), and a number of reinforcing rods (18) are fixedly connected between the two connecting plates (11). A number of reinforcing rods (17) are fixedly connected between the reinforcing plates (16) and the connecting plates (11).

7. The injection mold hanging mechanism according to claim 1, characterized in that: A cylinder (5) is fixedly installed at the center of the top of the top plate (3). The output end of the cylinder (5) extends through to the bottom of the top plate (3) and is fixedly connected to the top of the lifting seat (4). Limiting rods (6) are fixedly connected to both sides of the top of the lifting seat (4). The top of the limiting rods (6) extends through to the outside of the top plate (3).