Multilayer ejection switchable vacuum forming machine

Abstract

The utility model discloses a multi-layer ejection switchable vacuum forming machine which comprises main equipment and a front ejection structure, the front ejection structure is arranged on one side of the main equipment and comprises a base connecting plate, a base supporting assembly, a base fixing plate, a front ejection fixing plate, a front ejection main stand column, a mold supporting plate, a mold supporting plate jacking assembly, an ejection block and an ejection block jacking assembly, the base connecting plate is transversely connected and fixed to main equipment, the base fixing plate is fixed to the base connecting plate, the bottom of the front top fixing plate is fixed to the base fixing plate through a plurality of front top main stand columns, and the top block jacking assembly and the mold supporting plate jacking assembly are correspondingly arranged on the base fixing plate and the front top fixing plate. The ejector blocks are transversely distributed and correspondingly jacked through the ejector block jacking assembly, and the mold supporting plates are transversely distributed and correspondingly jacked through the mold supporting plate jacking assembly. According to the utility model, the two ejection devices can freely ascend and descend, and the joint is provided with an accurate fit clearance and a reinforcing structure, so that the structure is more stable and reliable.

Description

Technical Field

[0001] This utility model relates to a multi-layer ejection switchable vacuum forming machine. Background Technology

[0002] Vacuum forming machines use vacuum suction to mold heated and plasticized thermoplastic rolls of materials such as PVC, PE, PP, PET, and HIPS into various shapes of high-end packaging boxes, frames, and other products.

[0003] Existing vacuum forming machines have single-layer or multi-layer ejection structures during material discharge. For multi-layer structures, ejection can usually only achieve sequential ejection and resetting, and cannot perform switching operations, which needs to be improved. Utility Model Content

[0004] The main technical problem solved by this utility model is to provide a multi-layer ejector switchable vacuum forming machine with a safety gap design between the support plate and the top block, which allows the two sets of ejectors to rise and fall freely without interfering with each other. The connection has a precise fit gap and a reinforcing structure, making the structure more stable and reliable.

[0005] To solve the above-mentioned technical problems, the present invention provides a multi-layer ejection switchable vacuum forming machine, including a main body and a front ejection structure. The front ejection structure is located on one side of the main body and includes a base connecting plate, a base support assembly, a base fixing plate, a front ejection fixing plate, a front ejection main column, a support template, a support template lifting assembly, a top block, and a top block lifting assembly. The base connecting plate is horizontally connected and fixed to the main body. The base support assembly supports the bottom of the base connecting plate. The base fixing plate is fixed to the base connecting plate. The bottom of the front ejection fixing plate is fixed to the base fixing plate by multiple front ejection main columns. Conveying slide rails are arranged opposite each other on the top of the front ejection fixing plate. The top block lifting assembly and the support template lifting assembly are correspondingly arranged on the base fixing plate and the front ejection fixing plate. The top blocks are horizontally distributed and lifted by the top block lifting assembly. The support templates are horizontally distributed and lifted by the support template lifting assembly. The top blocks are U-shaped and surround the outside of the support templates.

[0006] In a preferred embodiment of the present invention, the base support assembly includes a connecting support plate and a support kit.

[0007] In a preferred embodiment of the present invention, the connecting support plate is horizontally fixed to the bottom of the base connecting plate, and the bottom of the connecting support plate is supported by a plurality of support kits.

[0008] In a preferred embodiment of the present invention, the top block lifting assembly includes a top block lifting cylinder, a top block connecting plate, and a top block lifting column.

[0009] In a preferred embodiment of the present invention, the top block lifting cylinder is longitudinally fixed to the bottom of the base fixing plate and the driving end is provided with a top block connecting plate located above the base fixing plate. The top block connecting plate is slidably disposed on the inner front top main column. Multiple top block lifting columns are provided and vertically fixed on both sides of the top block connecting plate. The top of the top block lifting column passes through the front top fixing plate and is provided with horizontally distributed top blocks.

[0010] In a preferred embodiment of this utility model, the template lifting assembly includes a template lifting cylinder, a template connecting plate, and a template lifting column.

[0011] In a preferred embodiment of this utility model, two hydraulic cylinders for lifting the template are provided and longitudinally fixed on both sides of the bottom of the front top fixing plate. The driving end of the hydraulic cylinder for lifting the template passes through the front top fixing plate and is provided with a horizontally distributed template. The template lifting columns are provided on both sides of the template and are longitudinally distributed. The lower part of the template lifting columns passes through the front top fixing plate and is provided with a horizontally distributed template connecting plate. The template connecting plate is slidably disposed on the outer front top main column and is arranged around the outside of the top block connecting plate.

[0012] In a preferred embodiment of this utility model, the top of the front top fixing plate is further provided with a reinforcing plate corresponding to the top block lifting column and the support template lifting column.

[0013] The beneficial effects of this utility model are: the multi-layer ejection switchable vacuum forming machine pointed out by this utility model has a safety gap design between the support plate and the top block, which allows the two sets of ejection to rise and fall freely without interfering with each other. The connection has a precise fit gap and a reinforcing structure, which makes the structure more stable and reliable. Attached Figure Description

[0014] To more clearly illustrate the technical solutions in the embodiments of this utility model, the drawings used in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort, wherein:

[0015] Figure 1 This is a front view of a preferred embodiment of a multi-layer ejection switchable vacuum forming machine according to this utility model;

[0016] Figure 2 This is a side view of the front top structure of a preferred embodiment of a multi-layer ejection switchable vacuum forming machine of the present invention;

[0017] Figure 3 yes Figure 2 Top view;

[0018] Figure 4 This is a top view of the top block connecting plate and the support template connecting plate of the front top structure of a preferred embodiment of a multi-layer ejection switchable vacuum forming machine of this utility model. Detailed Implementation

[0019] The technical solutions in the embodiments of this utility model will be clearly and completely described below. Obviously, the described embodiments are only a part of the embodiments of this utility model, and not all of them. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0020] Please see Figure 1 Combination Figures 2-4 As shown, the embodiments of this utility model include:

[0021] A multi-layer ejection switchable vacuum forming machine includes a main body device 1 and a front ejection structure. The front ejection structure is located on one side of the main body device 1 and includes a base connecting plate 2, a base support assembly, a base fixing plate 3, a front ejection fixing plate 4, a front ejection main column 5, a support template 6, a support template lifting assembly, a top block 7, and a top block lifting assembly.

[0022] The base connecting plate 2 is horizontally connected and fixed to the main equipment 1 for lateral extension installation.

[0023] The base support assembly corresponds to the bottom of the base connecting plate 2 and includes a connecting support plate 8 and support kits 9. The connecting support plate 8 is horizontally fixed to the bottom of the base connecting plate 2, and the bottom of the connecting support plate 8 is supported by multiple support kits 9 to ensure stable support of the bottom of the base connecting plate 2.

[0024] The base fixing plate 3 is fixed on the base connecting plate 2. The bottom of the front top fixing plate 4 is fixed on the base fixing plate 3 by multiple front top main columns 5. The top of the front top fixing plate 4 is provided with a conveying slide rail 10. The main equipment 1 outputs the mold from the conveying slide rail 10.

[0025] The top block lifting assembly and the support template lifting assembly are respectively installed on the base fixing plate 3 and the front top fixing plate 4. The top blocks 7 are distributed laterally and are lifted by the top block lifting assembly. The support template 6 is distributed laterally and is lifted by the support template lifting assembly. The top blocks 7 are arranged in a U-shape around the outside of the support template 6, so that the top blocks 7 and the support template 6 do not affect each other during the lifting process.

[0026] The top block lifting assembly includes a top block lifting cylinder 11, a top block connecting plate 12, and a top block lifting column 13.

[0027] The top block lifting cylinder 11 is longitudinally fixed to the bottom of the base fixing plate 3 and the top block connecting plate 12 is provided above the base fixing plate 3 with the driving end facing upward. The top block lifting cylinder 11 drives the top block connecting plate 12 to rise and fall.

[0028] The top block connecting plate 12 is slidably mounted on the inner front top main column 5 to ensure verticality during lifting and lowering.

[0029] Multiple top block lifting columns 13 are provided and vertically fixed on both sides of the top block connecting plate 12. The top of the top block lifting column 13 passes through the front top fixing plate 4 and is provided with horizontally distributed top blocks 7. The top blocks 7 are raised and lowered under the drive of the top block lifting cylinder 11.

[0030] The formwork lifting assembly includes a formwork lifting cylinder 14, a formwork connecting plate 15, and a formwork lifting column 16.

[0031] Two hydraulic cylinders 14 for lifting the template are provided and longitudinally fixed on both sides of the bottom of the front top fixing plate 4, which are used to provide driving force for lifting the template 6.

[0032] The drive end of the lifting cylinder 14 for the support template is provided with a horizontally distributed support template 6 through the front top fixed plate 4. The support template 6 is raised and lowered under the drive of the lifting cylinder 14.

[0033] The support template 6 is provided with longitudinally distributed support template lifting columns 16 on both sides. The lower part of the support template lifting columns 16 passes through the front top fixing plate 4 and is provided with a transversely distributed support template connecting plate 15. The support template connecting plate 15 is slidably disposed on the outer front top main column 5 to ensure the verticality of the support template 6 when it is raised or lowered.

[0034] The support plate connecting plate 15 is arranged around the outside of the top block connecting plate 12, and is staggered to avoid mutual interference.

[0035] The top of the front top fixing plate 4 is also provided with a reinforcing plate 17, which corresponds to the top block lifting column 13 and the support template lifting column 16, to increase the stability during lifting.

[0036] In summary, the multi-layer ejector switchable vacuum forming machine disclosed in this utility model has a safety gap design between the support plate and the ejector block, which allows the two ejector sets to rise and fall freely without interfering with each other. The connection has a precise fit gap and a reinforcing structure, making the structure more stable and reliable.

[0037] The above description is merely an embodiment of this utility model and does not limit the patent scope of this utility model. Any equivalent structural or procedural transformations made using the content of this utility model specification, or direct or indirect applications in other related technical fields, are similarly included within the patent protection scope of this utility model.

Claims

1. A multi-layer ejection switchable vacuum forming machine, comprising a main body and a front ejection structure, characterized in that, The front top structure is located on one side of the main equipment and includes a base connecting plate, a base support assembly, a base fixing plate, a front top fixing plate, a front top main column, a support template, a support template lifting assembly, a top block, and a top block lifting assembly. The base connecting plate is horizontally connected and fixed to the main equipment. The base support assembly supports the bottom of the base connecting plate. The base fixing plate is fixed to the base connecting plate. The bottom of the front top fixing plate is fixed to the base fixing plate by multiple front top main columns. Conveying slide rails are arranged opposite each other on the top of the front top fixing plate. The top block lifting assembly and the support template lifting assembly are correspondingly arranged on the base fixing plate and the front top fixing plate. The top blocks are horizontally distributed and lifted by the top block lifting assembly. The support templates are horizontally distributed and lifted by the support template lifting assembly. The top blocks are U-shaped and surround the outside of the support template.

2. The multi-layer ejection switchable vacuum forming machine according to claim 1, characterized in that, The base support assembly includes a connecting support plate and a support kit.

3. The multi-layer ejection switchable vacuum forming machine according to claim 2, characterized in that, The connecting support plate is horizontally fixed to the bottom of the base connecting plate, and the bottom of the connecting support plate is supported by multiple support kits.

4. The multi-layer ejection switchable vacuum forming machine according to claim 1, characterized in that, The top block lifting assembly includes a top block lifting cylinder, a top block connecting plate, and a top block lifting column.

5. The multi-layer ejection switchable vacuum forming machine according to claim 4, characterized in that, The top block lifting cylinder is longitudinally fixed to the bottom of the base fixing plate and the driving end is provided with a top block connecting plate located above the base fixing plate. The top block connecting plate is slidably disposed on the inner front top main column. Multiple top block lifting columns are provided and vertically fixed on both sides of the top block connecting plate. The top of the top block lifting column passes through the front top fixing plate and is provided with a top block.

6. The multi-layer ejection switchable vacuum forming machine according to claim 5, characterized in that, The formwork lifting assembly includes a formwork lifting cylinder, a formwork connecting plate, and a formwork lifting column.

7. The multi-layer ejection switchable vacuum forming machine according to claim 6, characterized in that, Two hydraulic cylinders for lifting the formwork are provided and are longitudinally fixed on both sides of the bottom of the front top fixed plate. The drive end of the hydraulic cylinder for lifting the formwork passes through the front top fixed plate and is provided with the formwork. The formwork is provided with longitudinally distributed lifting columns on both sides of the formwork. The lower part of the lifting columns passes through the front top fixed plate and is provided with transversely distributed formwork connecting plates. The formwork connecting plates are slidably disposed on the outer front top main column and are arranged around the outside of the top block connecting plate.

8. The multi-layer ejection switchable vacuum forming machine according to claim 7, characterized in that, The top of the front fixed plate is also equipped with a reinforcing plate that corresponds to the top block lifting column and the support template lifting column.

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