An automatic demoulding device for a rubber double-layer plate mold

Abstract

An automatic demoulding device for a rubber double-layer plate mould according to an embodiment of the present application includes: an adsorption cylinder and a driving device for driving the adsorption cylinder to move back and forth and up and down; the adsorption cylinder includes a cylinder body and a silica gel layer located on the outer surface of the cylinder body; vacuum nozzles are distributed all over the silica gel layer; air nozzles corresponding to the cylinder body are provided for cooperating with the vacuum nozzles to seal and exhaust the cylinder body; the air nozzles are connected to the vacuum nozzles; a central rod with a hollow structure is arranged at the center of the cylinder body; both ends of the central rod extend out of the cylinder body and are respectively rotatably connected to the driving device through bearings; exhaust holes are arranged on the central rod; the exhaust holes are located inside the cylinder body; a finger dial for contacting and pushing down the air nozzle to connect the vacuum nozzle with the inner cavity of the cylinder body is arranged on the central rod; an air inlet is arranged at one end of the central rod, and an air outlet is arranged at the other end. The present invention can realize automatic demoulding, and can prevent rubber flash from flying during the demoulding process to keep the working environment clean.

Description

Technical Field

[0001] This application relates to the technical field of demolding devices, and particularly to an automated demolding device for a rubber double-layer board mold. Background Art

[0002] Currently, after the vulcanization of thin rubber products in a double-layer board structure mold, most of them use an artificial high-pressure air gun to blow the products and flash off. However, during the operation, the flash is easily broken and scattered everywhere, greatly affecting the working environment of workers, and the cleaning is difficult, time-consuming and laborious. For this reason, the present invention proposes an automated demolding device for a rubber double-layer board mold. Summary of the Invention

[0003] The embodiments of this application provide an automated demolding device for a rubber double-layer board mold, which can achieve automated demolding and prevent the rubber flash from flying during the demolding process to keep the working environment clean.

[0004] In view of this, this application provides an automated demolding device for a rubber double-layer board mold, including: an adsorption cylinder and a driving device for driving the adsorption cylinder to move back and forth and up and down;

[0005] The adsorption cylinder includes a cylinder body and a silica gel layer located on the outer surface of the cylinder body;

[0006] Vacuum nozzles are distributed all over the silica gel layer;

[0007] The cylinder body is fixedly connected to the silica gel layer;

[0008] A gas nozzle is correspondingly arranged on the cylinder body for cooperating with the vacuum nozzle to seal and exhaust the cylinder body;

[0009] The gas nozzle is connected to the vacuum nozzle;

[0010] A central rod with a hollow structure is arranged at the center of the cylinder body;

[0011] The central rod is fixedly connected to the cylinder body;

[0012] Both ends of the central rod extend out of the cylinder body and are respectively rotatably connected to the driving device through bearings;

[0013] Exhaust holes are arranged on the central rod;

[0014] The exhaust holes are located inside the cylinder body;

[0015] A finger dial is arranged on the central rod for contacting and pressing down the gas nozzle to connect the vacuum nozzle with the inner cavity of the cylinder body;

[0016] An air inlet is arranged at one end of the central rod, and an air outlet is arranged at the other end.

[0017] Optionally, the driving device includes a first guide rail arranged horizontally, a second guide rail arranged vertically, a vertical oil cylinder arranged on the first guide rail and slidably connected to the first guide rail, and a horizontal oil cylinder arranged on the second guide rail and slidably connected to the second guide rail;

[0018] The piston rods of the vertical oil cylinder and the horizontal oil cylinder are connected to the bearing through a bearing support.

[0019] Optionally, the piston rods of the vertical oil cylinder and the horizontal oil cylinder are both fixedly connected to the bearing support.

[0020] Optionally, the air inlet is connected to a high-pressure air duct.

[0021] Optionally, an air intake valve is provided at the air intake.

[0022] Optionally, the air outlet is connected to a vacuum pipe.

[0023] Optionally, an air outlet valve is provided at the air outlet.

[0024] Optionally, it also includes: a turnover bin for collecting products and flash.

[0025] Optionally, the vacuum suction nozzle is a convex ridge vacuum suction nozzle.

[0026] Optionally, the cylinder is a metal cylinder.

[0027] It can be seen from the above technical scheme that the embodiments of the present application have the following advantages: the automatic demolding device for the rubber double-layer plate mold is provided with an adsorption cylinder and a driving device for driving the adsorption cylinder to move forward, backward and up and down. When the product is demolded, the lower mold of the mold is pushed forward with the lower hot plate, and the driving device drives the adsorption cylinder to descend through the center rod, so that it contacts the edge of the mold and applies a certain force to the mold. Then the driving device drives the center rod to move forward to push the adsorption cylinder to roll. During the rolling process, the finger in the adsorption cylinder will contact and push down the air nozzle on the cylinder body, and the air outlet is used to draw air to connect the vacuum nozzle with the inner cavity of the cylinder to form a vacuum suction force, thereby adsorbing the product and flash. After the adsorption cylinder moves to the specified position, the air inlet is used to blow away the product and flash to achieve the demolding operation. The automatic demoulding device for the rubber double-layer plate mold uses an adsorption cylinder to apply pressure and rolling friction to the product and the flash, so that the product and the flash are deformed to eliminate the adhesion of the mold and form a certain gap, which is convenient for the product and the flash to be sucked out of the mold, and can realize automatic demoulding. The demoulding by adsorption can prevent the rubber flash from flying and keep the working environment clean. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1This is a schematic structural diagram of an automatic demoulding device for a rubber double-layer board mold in an embodiment of the present application;

[0029] Figure 2 This is a cross-sectional view of the adsorption cylinder in an embodiment of the present application;

[0030] Figure 3 This is a front view of the adsorption cylinder in an embodiment of the present application;

[0031] Among them, the reference numerals are:

[0032] 1 - adsorption cylinder, 2 - first guide rail, 3 - vertical oil cylinder, 4 - second guide rail, 5 - horizontal oil cylinder, 6 - bearing, 7 - bearing support, 8 - intake valve, 9 - exhaust valve, 10 - turnover bin, 11 - silica gel layer, 12 - cylinder body, 13 - central rod, 14 - vacuum suction nozzle, 15 - air nozzle, 16 - finger dial, 131 - exhaust hole. Detailed implementation manners

[0033] In order to enable those skilled in the art to better understand the solution of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present application.

[0034] In the description of the present application, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings. It is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation to the present application. In addition, the terms "first", "second", "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0035] Unless otherwise clearly specified and limited, the terms "installation", "connection", "connection" should be understood in a broad sense. For example, it 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 directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific situations.

[0036] The present application provides an embodiment of an automatic demoulding device for a rubber double-layer board mold. For details, please refer to Figures 1 to 3 .

[0037] The automatic demolding device for the rubber double-layer plate mold in this embodiment includes: an adsorption cylinder 1 and a driving device for driving the adsorption cylinder 1 to move back and forth and up and down. The adsorption cylinder 1 includes a cylinder body 12 and a silica gel layer 11 located on the outer surface of the cylinder body 12. Vacuum nozzles 14 are distributed all over the silica gel layer 11. The cylinder body 12 is fixedly connected to the silica gel layer 11. A gas nozzle 15 is correspondingly arranged on the cylinder body 12 for cooperating with the vacuum nozzle 14 to seal and exhaust the cylinder body 12. The gas nozzle 15 is connected to the vacuum nozzle 14. A central rod 13 with a hollow structure is arranged at the center of the cylinder body 12. The central rod 13 is fixedly connected to the cylinder body 12. Both ends of the central rod 13 extend out of the cylinder body 12 and are respectively rotatably connected to the driving device through bearings 6. An exhaust hole 131 is arranged on the central rod 13. The exhaust hole 131 is located inside the cylinder body 12. A finger dial 16 is arranged on the central rod 13 for contacting and pushing down the gas nozzle 15 to connect the vacuum nozzle 14 with the inner cavity of the cylinder body 12. One end of the central rod 13 is provided with an air inlet, and the other end is provided with an air outlet.

[0038] It should be noted that: in this automatic demolding device for the rubber double-layer plate mold, by setting the adsorption cylinder 1 and the driving device for driving the adsorption cylinder 1 to move back and forth and up and down, when the product is demolded, the lower mold of the mold is pushed forward and backward with the lower hot plate. The driving device drives the adsorption cylinder 1 to descend through the central rod 13, making it contact the edge of the mold and applying a certain force to the mold. Then the driving device drives the central rod 13 to move forward, pushing the adsorption cylinder 1 to roll. During the rolling process, the finger dial 16 inside the adsorption cylinder 1 will contact and push down the gas nozzle 15 on the cylinder body 12. By sucking air through the air outlet, the vacuum nozzle 14 is connected to the inner cavity of the cylinder body 12 to form a vacuum suction force, thereby sucking away the product and flash. After the adsorption cylinder 1 moves to the designated position, air is introduced through the air inlet to blow the product and flash away, realizing the demolding operation. This automatic demolding device for the rubber double-layer plate mold uses the adsorption cylinder 1 to apply pressure and rolling friction to the product and flash, deforming the product and flash to eliminate the adhesion force of the mold and form a certain gap, facilitating the product and flash to be sucked away from the mold, enabling automatic demolding, and using the adsorption method for demolding can prevent the rubber flash from flying and keep the working environment clean.

[0039] The above is the first embodiment of an automatic demolding device for a rubber double-layer plate mold provided by this application. The following is the second embodiment of an automatic demolding device for a rubber double-layer plate mold provided by this application. For details, please refer to Figures 1 to 3 .

[0040] The automatic demoulding device for the rubber double-layer plate mould in this embodiment includes: an adsorption cylinder 1 and a driving device for driving the adsorption cylinder 1 to move back and forth and up and down. The adsorption cylinder 1 includes a cylinder body 12 and a silica gel layer 11 located on the outer surface of the cylinder body 12. Vacuum nozzles 14 are distributed all over the silica gel layer 11. The cylinder body 12 is fixedly connected to the silica gel layer 11. An air nozzle 15 corresponding to the cylinder body 12 is provided for cooperating with the vacuum nozzle 14 to seal and exhaust the cylinder body 12. The air nozzle 15 is connected to the vacuum nozzle 14. A central rod 13 with a hollow structure is arranged in the center of the cylinder body 12. The central rod 13 is fixedly connected and sealed with the cylinder body 12. Both ends of the central rod 13 extend out of the cylinder body 12 and are respectively rotatably connected to the driving device through bearings 6. Exhaust holes 131 are provided on the central rod 13. The exhaust holes 131 are located inside the cylinder body 12. A finger dial 16 is provided on the central rod 13 for contacting and pushing down the air nozzle 15 to connect the vacuum nozzle 14 with the inner cavity of the cylinder body 12. An air inlet is arranged at one end of the central rod 13, and an air outlet is arranged at the other end.

[0041] The driving device includes a horizontally arranged first guide rail 2, a vertically arranged second guide rail 4, a vertical oil cylinder 3 arranged on the first guide rail 2 and slidably connected to the first guide rail 2, and a horizontal oil cylinder 5 arranged on the second guide rail 4 and slidably connected to the second guide rail 4. The piston rods of the vertical oil cylinder 3 and the horizontal oil cylinder 5 are both connected to the bearing 6 through a bearing support 7.

[0042] Specifically, the piston rods of the vertical oil cylinder 3 and the horizontal oil cylinder 5 are both fixedly connected to the bearing support 7.

[0043] The air inlet is connected to a high-pressure air pipeline, and an air inlet valve 8 is arranged at the air inlet; the air outlet is connected to a vacuum pipeline, and an air outlet valve 9 is arranged at the air outlet. It should be noted that: when evacuating, the air inlet valve 8 is closed and the air outlet valve 9 is opened; when blowing air, the air outlet valve 9 is closed and the air inlet valve 8 is opened.

[0044] It also includes: a turnover bin 10 for collecting products and flash. When the adsorption cylinder 1 moves to the turnover bin 10, the air outlet valve 9 is closed and the air inlet valve 8 is opened. The products and flash are blown off from the adsorption cylinder 1 through the air inlet and fall into the turnover bin 10.

[0045] The vacuum nozzle 14 can be a vacuum nozzle 14 with convex edges; the cylinder body 12 can be a metal cylinder body 12.

[0046] During specific implementation, a 2RT flat vulcanizing machine is used; the upper die of the two-layer board mold is fixed on the upper hot plate of the vulcanizing machine, and the lower die is fixed on the lower hot plate; the upper die of the mold is chrome-plated or a mold release agent is sprayed during production to make the product and flash adhere to the lower die as much as possible when the mold is demolded; when demolding, the lower die is pushed forward and backward with the lower hot plate, and the adsorption cylinder 1 starts to descend to contact the edge of the mold and apply a certain pressure to the mold; the horizontal oil cylinder 5 drives the center rod 13 to move forward, pushing the adsorption cylinder 1 to roll; during the rolling process, the finger dial 16 in the adsorption cylinder 1 will contact and push down the air nozzle 15 on the cylinder body 12, and the vacuum suction nozzle 14 is connected to the inner cavity of the cylinder body 12 through the air outlet to form a vacuum suction force, so as to adsorb the product and flash; the adsorption cylinder 1 moves forward to the turnover bin 10, the air outlet valve 9 is closed, and the air inlet valve 8 is opened to blow the product and flash away from the adsorption cylinder 1 and fall into the turnover bin 10; the adsorption cylinder 1 rises and moves backward to the initial position, waiting for the next demolding.

[0047] As described above, the above embodiments are only used to illustrate the technical solutions of the present application, rather than to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. An automatic demoulding device for a rubber double-layer plate mould, characterized in that, Comprising: An adsorption cylinder and a driving device for driving the adsorption cylinder to move back and forth and up and down; The adsorption cylinder includes a cylinder body and a silica gel layer located on the outer surface of the cylinder body; Vacuum nozzles are distributed all over the silica gel layer; The cylinder body is fixedly connected to the silica gel layer; A gas nozzle corresponding to the cylinder body is provided for cooperating with the vacuum nozzle to seal and exhaust the cylinder body; The gas nozzle is connected to the vacuum nozzle; A central rod with a hollow structure is arranged at the center of the cylinder body; The central rod is fixedly connected to the cylinder body; Both ends of the central rod extend out of the cylinder body and are respectively rotatably connected to the driving device through bearings; Exhaust holes are provided on the central rod; The exhaust holes are located inside the cylinder body; A finger dial is provided on the central rod for contacting and pressing down the gas nozzle to communicate the vacuum nozzle with the inner cavity of the cylinder body; One end of the central rod is provided with an air inlet, and the other end is provided with an air outlet; An intake valve is provided at the air inlet; An outlet valve is provided at the air outlet.

2. The automatic demoulding device for the rubber double-layer board mould according to claim 1, wherein The driving device includes a horizontally arranged first guide rail, a vertically arranged second guide rail, a vertical oil cylinder arranged on the first guide rail and slidingly connected to the first guide rail, and a horizontal oil cylinder arranged on the second guide rail and slidingly connected to the second guide rail; The piston rods of the vertical oil cylinder and the horizontal oil cylinder are respectively connected to the bearing through a bearing support; 3. The automatic mold ejection device for the rubber double-layer board mold according to claim 2, characterized in that, The piston rods of the vertical oil cylinder and the horizontal oil cylinder are fixedly connected to the bearing support; 4. The automatic demoulding device for the rubber double-layer board mould according to claim 1, characterized in that, The air inlet is connected to a high-pressure air pipeline; 5. The automatic demoulding device for the rubber double-layer plate mould according to claim 1, wherein The air outlet is connected to a vacuum pipeline.

6. The automatic demoulding device for the rubber double-layer plate mould according to claim 1, characterized in that, Also comprising: A turnover bin for collecting products and flash.

7. The automatic demoulding device for the rubber double-layer plate mould according to claim 1, wherein, The vacuum nozzle is a convex rib-shaped vacuum nozzle.

8. The automatic demoulding device for the rubber double-layer plate mould according to claim 1, wherein, The cylinder body is a metal cylinder body.

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