Automatic mold opening mechanism of full-automatic press vulcanizer

Abstract

The utility model relates to the technical field of rubber press vulcanizers, in particular to an automatic mold opening mechanism of a full-automatic press vulcanizer, which comprises a full-automatic press vulcanizer body, guide posts arranged on the full-automatic press vulcanizer body and a base, two fixing plates are correspondingly arranged on the base, a sliding rail and a sliding block are respectively arranged on the two fixing plates, and the sliding rail and the sliding block are arranged on the base. A bearing plate used for bearing the lower die plate and the middle die plate is arranged on the sliding block, a driving piece is arranged on the base, an upper plate face used for fixing the upper die plate and a vacuum cover are arranged above the bearing plate, a first driving oil cylinder is arranged below the base, workbenches are arranged on the side walls of the two fixing plates respectively, and passing cavities are formed in the workbenches. A mold dismounting plate is arranged in the passing cavity, a driving device is arranged on the workbench, and a mold opening mechanism and a controller are arranged at one ends of the two fixing plates; when the upper formwork, the middle formwork and the lower formwork are disassembled, automatic formwork disassembling is achieved, the labor amount of workers is reduced, and the formwork disassembling efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of rubber flat vulcanizing machines, in particular to an automatic mold opening mechanism of a full-automatic flat vulcanizing machine. Background Art

[0002] The rubber automatic flat vulcanizing machine controls an operating cycle of the whole unit by setting parameters and functions through a PLC control panel to meet the requirements of the production process and produce qualified products.

[0003] CN208323949U discloses a full-automatic flat vulcanizing machine, which includes columns, a movable platform, a hydraulic cylinder, a hot plate, a heater for heating the hot plate, and an electric control box; the movable platform is slidably arranged on the columns and is perpendicular to the columns, the hydraulic cylinder is arranged directly below the movable platform, and the plunger of the hydraulic cylinder is connected to the bottom of the movable platform; the hot plate includes an upper hot plate and a lower hot plate, the lower hot plate is fixed on the movable platform, and the upper hot plate is fixed at the upper end of the column; a thyristor module for controlling the power of the heater is arranged in the electric control box. Through the thyristor module, the above patent realizes stable automatic control of the temperature, and realizes automatic control of the pressure of the hydraulic cylinder by adding a design electric contact pressure gauge, avoiding the influence of temperature or pressure changes on the vulcanization process and further affecting the experimental results, improving the vulcanization inspection quality, with stable product quality, and greatly improving the quality and production efficiency in the production process of rubber hoses.

[0004] In the field of barbell film production, as a common production equipment in the production workshop, the barbell film needs to be formed by a mold composed of a lower template, a middle template, and an upper template. After forming, the lower template, the middle template, and the upper template need to be demolded to take out the finished product. However, when demolding the upper template and the middle template, currently, workers need to use crowbars to demold the upper template and the middle template, and multiple workers need to exert force evenly at the same time to avoid damaging the finished product. And after demolding the upper template and the middle template, manual labor is required to demold the middle template and the lower template. Therefore, this demolding method consumes a large amount of labor, has relatively high requirements for workers' experience, and has low efficiency. Summary of the Invention

[0005] In view of the deficiencies of the above-mentioned prior art, an automatic mold opening mechanism of a full-automatic flat vulcanizing machine is provided, which realizes automatic demolding when demolding the upper template, the middle template, and the lower template, reduces the labor intensity of workers, and improves the demolding efficiency.

[0006] To solve the above technical problems, the technical solution adopted by the present utility model is an automatic mold opening mechanism for a fully automatic flat vulcanizing machine, which includes a fully automatic flat vulcanizing machine body, a guiding column provided on the fully automatic flat vulcanizing machine body, and a base provided on the guiding column. Two fixing plates are correspondingly provided on the base. Slide rails are respectively provided on the two fixing plates. Sliders are provided on the slide rails. A bearing plate for bearing the lower template and the middle template is provided on the slider. A driving member for driving the bearing plate to run along the slide rail is provided on the base. An upper plate surface for fixing the upper template and a vacuum hood are provided above the bearing plate. A first driving oil cylinder for driving the base to run along the guiding column is provided below the base. A workbench is respectively provided on the side walls of the two fixing plates. A passing cavity is provided on the workbench. A template removing plate is provided in the passing cavity. A driving device for driving the template removing plate to run above the two side wings of the middle template after the vacuum hood rises is provided on the workbench. An opening die mechanism for opening the lower template and the middle template is provided at one end of the two fixing plates, and a controller; the opening die mechanism includes a connecting plate provided at the bottom of the two fixing plates, and a bottom plate provided at the bottom of the connecting plate. A guiding rod is provided on the bottom plate. A lifting plate running along the guiding rod is provided above the bottom plate. A first plate body connected to the top of the connecting plate is respectively provided on the two fixing plates. A second plate body parallel to the first plate body is provided above the first plate body. An opening die plate is provided above the second plate body. A driving rod passing through the first plate body, the second plate body and the opening die plate is provided on the lifting plate. An opening die oil cylinder for driving the lifting plate to run along the guiding rod is provided below the bottom plate.

[0007] For the above automatic mold opening mechanism of the fully automatic flat vulcanizing machine, the driving device includes a driving cylinder provided on the upper surface of the workbench and signal-connected to the controller, and a driving plate provided on the driving cylinder and connected to the template removing plate. A limiting screw rod is provided at the bottom of the driving plate.

[0008] For the above automatic mold opening mechanism of the fully automatic flat vulcanizing machine, the workbench includes a cross plate, and a longitudinal plate provided at the bottom of the cross plate. A triangular plate for strengthening the connection strength between the two is provided between the cross plate and the longitudinal plate.

[0009] For the above automatic mold opening mechanism of the fully automatic flat vulcanizing machine, it further includes an adjusting mechanism for adjusting the height of the workbench.

[0010] For the above automatic mold opening mechanism of the fully automatic flat vulcanizing machine, the adjusting mechanism includes a positioning plate provided on the side walls of the two fixing plates, and a positioning screw hole provided on the positioning plate. A guiding cavity is provided on the longitudinal plate. A positioning bolt for cooperating with the positioning screw hole to fix the longitudinal plate on the positioning plate when the workbench is adjusted to a predetermined height is provided in the guiding cavity. Two fixing screw cylinders are provided below the longitudinal plate, and adjusting bolts are provided in the fixing screw cylinders. A supporting component for supporting the workbench when the workbench is adjusted to a predetermined height is provided below the workbench.

[0011] The above-mentioned automatic mold opening mechanism of the full-automatic flat vulcanizing machine, the support assembly includes a T-shaped plate arranged below the cross plate, and an adjustment cavity arranged on the T-shaped plate. A lifting rod with its top connected to the cross plate is arranged in the adjustment cavity. A thread is arranged at the bottom of the lifting rod. Locking nuts are arranged on the upper surface and the lower surface of the adjustment cavity for cooperating with the thread to lock the lifting rod on the T-shaped plate when the lifting rod rises or falls to a predetermined height.

[0012] The above-mentioned automatic mold opening mechanism of the full-automatic flat vulcanizing machine, the driving member includes a driving seat arranged on the bearing plate, and a second driving oil cylinder arranged on the driving seat and connected to the bearing plate.

[0013] The beneficial effect of the automatic mold opening mechanism of the full-automatic flat vulcanizing machine of the present utility model is that by respectively arranging a workbench on the side walls of the two fixed plates, a passing cavity, a demolding plate, and a driving device are arranged on the workbench. When demolding the upper template and the middle template, automatic demolding is realized, reducing the labor amount of workers and improving the demolding efficiency.

[0014] By arranging a driving member on the base for driving the bearing plate to run along the slide rail, and arranging a mold opening mechanism at one end of the two fixed plates for opening the lower template and the middle template. After the upper template and the middle template are demolded, the driving member drives the bearing plate to run to the mold opening mechanism, and the mold opening oil cylinder drives the lifting plate to run along the guide rod, thereby driving the mold opening plate to rise. When the mold opening plate rises to contact below the wing plates on both sides of the middle template, the middle template is driven to rise, thus completing the mold opening of the lower template and the middle template. The entire mold opening process does not require manual intervention, significantly improving production efficiency and reducing labor intensity.

[0015] By arranging an adjusting mechanism for adjusting the height of the workbench, it can adapt to molds composed of upper templates, middle templates, and lower templates with different thicknesses, further improving the practicality of the present utility model. Description of the Drawings

[0016] Figure 1 is the front view of the present utility model;

[0017] Figure 2 is the front view of the present utility model with the mold opening mechanism removed;

[0018] Figure 3 is the structural schematic diagram of the mold opening mechanism connected to the fixed plate;

[0019] Figure 4 is Figure 2 the partial enlarged view of part A in

[0020] Figure 5 is Figure 3 the partial enlarged view of part B in

[0021] Figure 6 is the structural schematic diagram of the cross plate;

[0022] Figure 7 The front view of the upper template, middle template and lower template being closed. Specific embodiments

[0023] The following will describe the present utility model in detail in conjunction with the accompanying drawings and specific embodiments.

[0024] As Figure 1-7 shown, the automatic mold opening mechanism of a fully automatic flat vulcanizing machine includes the body 1 of the fully automatic flat vulcanizing machine, a guide post 2 provided on the body of the fully automatic flat vulcanizing machine, a base 3 provided on the guide post 2, two fixing plates 4 correspondingly provided on the base 3, slide rails respectively provided on the two fixing plates 4, a slider 5 provided on the slide rails, a carrier plate 8 provided on the slider 5 for carrying the lower template 6 and the middle template 7, a driving member provided on the base 3 for driving the carrier plate 8 to run along the slide rails, the driving member including a driving seat 32 provided on the carrier plate 8 and a second driving oil cylinder 33 provided on the driving seat 32. Above the carrier plate 8, there are an upper plate surface for fixing the upper template 31 and a vacuum hood 9. Below the base 3, there is a first driving oil cylinder 10 for driving the base 3 to run along the guide post 2. On the side walls of the two fixing plates 4, there is a workbench respectively. The workbench includes a horizontal plate 18 and a vertical plate 19 provided at the bottom of the horizontal plate 18. Between the horizontal plate 18 and the vertical plate 19, there is a triangular plate 20 for strengthening the connection strength between the two. A passage cavity 11 is provided on the workbench, a template removing plate 12 is provided in the passage cavity 11, and a driving device is provided on the workbench for driving the template removing plate 12 to run above the two wing plates 13 of the middle template 7 after the vacuum hood 9 rises. At one end of the two fixing plates 4, there is a mold opening mechanism and a controller for opening the lower template 6 and the middle template 7. The controller is a PLC and is provided in an electric control box 14 on one side of the body 1 of the fully automatic flat vulcanizing machine. The mold opening mechanism includes a connecting plate 34 provided at the bottom of the two fixing plates 4 and a bottom plate 35 provided at the bottom of the connecting plate 34. A guide rod 36 is provided on the bottom plate 35, a lifting plate 37 running along the guide rod 36 is provided above the bottom plate 35. On the two fixing plates 4, there is a first plate body 38 respectively connected to the top of the connecting plate 34. Above the first plate body 38, there is a second plate body 39 parallel to the first plate body 38. Above the second plate body 39, there is a mold opening plate 40. A driving rod 41 passing through the first plate body 38, the second plate body 39 and the mold opening plate 40 is provided on the lifting plate 37. Below the bottom plate 35, there is a mold opening oil cylinder 42 for driving the lifting plate 37 to run along the guide rod 36. The number of the mold opening oil cylinders 42 is 3.

[0025] The driving device includes a driving cylinder 15 provided on the upper surface of the workbench and signal-connected to the controller, and a driving plate 16 provided on the driving cylinder 15 and connected to the template removing plate 12. A limit screw 17 is provided at the bottom of the driving plate 16.

[0026] To adapt to molds composed of upper templates, middle templates, and lower templates with different thicknesses, the present utility model further includes an adjusting mechanism for adjusting the height of the workbench. The adjusting mechanism includes a positioning plate 21 provided on the side walls of two fixed plates 4, and a positioning screw hole provided on the positioning plate 21. A guiding cavity 22 is provided on the longitudinal plate 19, and a positioning bolt 23 is provided in the guiding cavity 22. When the workbench is adjusted to a predetermined height, the positioning bolt 23 is used to cooperate with the positioning screw hole to fix the longitudinal plate 19 on the positioning plate 21. Two fixed screw cylinders 24 are provided below the longitudinal plate 19, and an adjusting bolt 25 is provided in the fixed screw cylinder 24. A supporting component for supporting the workbench when the workbench is adjusted to a predetermined height is provided below the workbench. The supporting component includes a T-shaped plate 26 provided below the cross plate 18, and an adjusting cavity 27 provided on the T-shaped plate 26. A lifting rod 28 with its top connected to the cross plate 18 is provided in the adjusting cavity 27. A thread 29 is provided at the bottom of the lifting rod 28. Locking nuts 30 are provided on the upper surface and the lower surface of the adjusting cavity 27. When the lifting rod 28 is lifted or lowered to a predetermined height, the locking nuts 30 are used to cooperate with the thread 29 to lock the lifting rod 28 on the T-shaped plate 26. Washers are provided on both the locking nut 30 and the positioning bolt 23. When disassembling molds composed of upper templates, middle templates, and lower templates with different thicknesses, the height of the workbench can be adjusted through the above-mentioned adjusting mechanism, improving the practicability of the present utility model.

[0027] The working process of the present utility model is as follows. After the vulcanization process is completed, the vacuum cover rises, and the controller sends a signal to the driving cylinder 15 to drive the demolding template 12 to run above the two wing plates 13 of the middle template 7. Then, the controller sends a signal to the driving oil cylinder 10 to drive the base 3 to descend, thereby driving the workbench and the demolding template 12 to descend. When the demolding template 12 descends, it presses down on the two wing plates 13 of the middle template 7, causing the middle template 7 to separate from the upper template, completing the demolding of the middle template and the upper template. After the demolding of the middle template and the upper template is completed, the controller sends a reset signal to the driving cylinder 15 to reset, and sends a start signal to the second driving oil cylinder to drive the bearing plate to run to the mold opening mechanism. When the bearing plate runs to the mold opening mechanism, the controller sends a start signal to the mold opening oil cylinder to drive the lifting plate to run along the guiding rod, thereby driving the mold opening plate to ascend. When the mold opening plate ascends to contact below the two wing plates 13 of the middle template 7, it drives the middle template 7 to ascend, thus completing the mold opening of the lower template and the middle template.

[0028] Certainly, the above description is not a limitation of the present utility model, and the present utility model is not limited to the above examples. Changes, modifications, additions, or substitutions made by those of ordinary skill in the art within the essence of the present utility model should also fall within the protection scope of the present utility model.

Claims

1. The automatic mold opening mechanism of the fully automatic plate vulcanizer comprises a fully automatic plate vulcanizer body, a guide column arranged on the fully automatic plate vulcanizer body, and a base arranged on the guide column, two fixed plates are correspondingly arranged on the base, slide rails are respectively arranged on the two fixed plates, a slider is arranged on the slide rail, a bearing plate for bearing the lower template and the middle template is arranged on the slider, a driving member for driving the bearing plate to move along the slide rail is arranged on the base, an upper plate surface for fixing the upper template and a vacuum cover are arranged above the bearing plate, a first driving cylinder for driving the base to move along the guide column is arranged below the base, a workbench is respectively arranged on the side walls of the two fixed plates, a passage cavity is arranged on the workbench, a demolding template is arranged in the passage cavity, and a driving device for driving the demolding template to move above the wing plates on both sides of the middle template when the vacuum cover rises is arranged on the workbench, characterized in that: A mold opening mechanism for opening the lower mold plate and the middle mold plate, and a controller are provided at one end of the two fixed plates; the mold opening mechanism includes a connecting plate provided at the bottom of the two fixed plates, and a bottom plate provided at the bottom of the connecting plate, a guide rod is provided on the bottom plate, a lifting plate running along the guide rod is provided above the bottom plate, a first plate body connected to the top of the connecting plate is provided on each of the two fixed plates, a second plate body parallel to the first plate body is provided above the first plate body, an opening mold plate is provided above the second plate body, a driving rod penetrating the first plate body, the second plate body and the opening mold plate is provided on the lifting plate, and an opening mold cylinder for driving the lifting plate to run along the guide rod is provided below the bottom plate.

2. The automatic mold opening mechanism of the fully automatic flat-plate vulcanizing machine according to claim 1 is characterized in that: The driving device comprises a driving cylinder arranged on the upper surface of the workbench and connected to the controller signal, and a driving plate arranged on the driving cylinder and connected to the demolding template, and a limiting screw is arranged at the bottom of the driving plate.

3. The automatic mold opening mechanism of the fully automatic flat-plate vulcanizing machine according to claim 2 is characterized in that: The workbench comprises a horizontal plate and a vertical plate arranged at the bottom of the horizontal plate, and a triangular plate is arranged between the horizontal plate and the vertical plate for strengthening the connection strength between the two.

4. The automatic mold opening mechanism of the fully automatic flat-plate vulcanizing machine according to claim 3 is characterized in that: Also included is an adjustment mechanism for adjusting the height of the workbench.

5. The automatic mold opening mechanism of the fully automatic flat-plate vulcanizing machine according to claim 4 is characterized in that: The adjustment mechanism includes a positioning plate arranged on the side walls of the two fixed plates, and a positioning screw hole arranged on the positioning plate. A guide cavity is arranged on the longitudinal plate, and a positioning bolt is arranged in the guide cavity, which is used to cooperate with the positioning screw hole to fix the longitudinal plate to the positioning plate when the workbench is adjusted to a predetermined height. Two fixing screw barrels and adjusting bolts arranged in the fixing screw barrels are arranged under the longitudinal plate. A support component is provided under the workbench to support the workbench when the workbench is adjusted to a predetermined height.

6. The automatic mold opening mechanism of the fully automatic flat-plate vulcanizing machine according to claim 5 is characterized in that: The support assembly includes a T-shaped plate arranged below the horizontal plate, and an adjustment cavity arranged on the T-shaped plate. A lifting rod with a top connected to the horizontal plate is arranged in the adjustment cavity, and a thread is arranged at the bottom of the lifting rod. Locking nuts are arranged on the upper and lower surfaces of the adjustment cavity, which are used to cooperate with the thread to lock the lifting rod on the T-shaped plate when the lifting rod is lifted to a predetermined height.

7. The automatic mold opening mechanism of the fully automatic plate vulcanizing machine according to claim 6 is characterized in that: The driving member comprises a driving seat arranged on the bearing plate, and a second driving oil cylinder arranged on the driving seat and connected to the bearing plate.

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