Silica gel calender

Abstract

The utility model relates to the technical field of silica gel processing, in particular to a silica gel calender which comprises a rack, a feeding plate, a compression roller mechanism, a workbench, a heating bottom plate, a base, a forming mechanism and a pressure head, the feeding plate is connected to the rack in a sliding mode, the pressing roller mechanism is detachably connected to the rack, the forming mechanism is fixedly connected to the base, the pressing head is detachably connected to the forming mechanism, the workbench is connected with the base in a sliding mode, and the heating bottom plate is installed at the bottom of the workbench. The ends of the first pressing roller, the second pressing roller, the third pressing roller and the fourth pressing roller are connected with a first gear, a second gear, a third gear and a fourth gear respectively, the first driving gear is meshed with the second driving gear, and the first driving gear is meshed with the first gear and the third gear. And the second driving gear is respectively meshed with the second gear and the fourth gear. According to the utility model, the problem that the flatness of a product is influenced due to the lack of enough flexibility and flowability of silica gel when the silica gel is processed is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of silica gel processing, in particular to a silica gel calender. Background Art

[0002] As a polymer elastomeric material, silicone is widely used in various fields, including but not limited to electronics, medical treatment, automobiles, construction and daily necessities due to its unique physical and chemical properties, such as excellent flexibility, high temperature resistance, cold resistance, biocompatibility and excellent electrical insulation performance.

[0003] As an important rubber and plastic processing equipment, silicone calender plays a key role in the silicone product manufacturing industry. With the advancement of science and technology and the diversification of market demand, the technology of silicone calender is also constantly innovating to meet the production requirements of high efficiency, high quality and multi-function.

[0004] Silicone rubber hardens to a high degree at low temperatures and lacks sufficient softness and fluidity, which makes it difficult for the raw material to pass through the calendering roller evenly and smoothly, affecting the continuity of calendering and the flatness of the product. Especially for high-performance silicone rubber that requires a specific temperature to reach an ideal physical state, the lack of a heating device will seriously limit its processing and application.

[0005] In order to solve the above technical problems, the utility model designs a silicone calender. Utility Model Content

[0006] The utility model provides a silicone calender, which aims to solve the problem that when processing silicone, the silicone lacks sufficient softness and fluidity, affecting the flatness of the product. The technical solution is as follows:

[0007] A silicone calender, comprising a frame, a feed plate, a pressure roller mechanism, a workbench, a heating bottom plate, a base, a molding mechanism and a pressure head; the frame is slidably connected to the feed plate, the pressure roller mechanism is detachably connected to the frame, the molding mechanism is fixed to the base, the pressure head is detachably connected to the molding mechanism, the workbench is slidably connected to the base, and the heating bottom plate is installed at the bottom of the workbench;

[0008] The pressure roller mechanism includes a first pressure roller, a second pressure roller, a third pressure roller, a fourth pressure roller, a first driving gear and a second driving gear; the ends of the first pressure roller, the second pressure roller, the third pressure roller and the fourth pressure roller are respectively connected to the first gear, the second gear, the third gear and the fourth gear, the first driving gear is meshed with the second driving gear, the first driving gear is respectively meshed with the first gear and the third gear, the second driving gear is respectively meshed with the second gear and the fourth gear, and a driving motor is arranged on the second driving gear.

[0009] Based on the above technical solution, a pressure head heating plate is installed on the pressure head, and grooves are arranged on the surfaces of the first pressure roller and the second pressure roller.

[0010] Based on the above technical solution, the feeding plate includes a feeding bottom plate, a guide rod, a first baffle and a second baffle; the guide rod is arranged on the bottom plate, and the first baffle and the second baffle slide on the guide rod.

[0011] Based on the above technical solution, the forming mechanism includes a top plate, a motor, a movable plate, a support rod and a sliding sleeve; the motor is fixedly connected to the top plate, the output end of the motor is connected to the movable plate, one end of the support rod is fixedly connected to the base, and the other end is connected to the top plate; a sliding sleeve is arranged on the movable plate, the sliding sleeve is mounted on the support rod and is slidably connected to the support rod, and a pressure head is installed on the movable plate.

[0012] Preferably, a slide rail is arranged on the base, a slide block is arranged under the heating bottom plate, and the slide block is slidably connected to the slide rail.

[0013] Preferably, a heating device is provided on the first pressing roller and the second pressing roller.

[0014] Beneficial Effects

[0015] Compared with the prior art, the utility model has the following beneficial effects: on the one hand, the heating system can effectively increase the temperature of the silicone raw material, increase its softness and fluidity, make it easier for the silicone to pass through the roller mechanism, reduce the resistance during the molding process, and improve the processability of the material, which is crucial for obtaining uniform and continuous silicone sheets. On the other hand, the device can achieve continuous production, and the calendering molding can improve the processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are only one embodiment of the utility model. For ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0017] Figure 1 : A schematic diagram of the structure of the utility model;

[0018] Figure 2 : A schematic structural diagram of the pressing roller mechanism of the utility model;

[0019] Figure 3 : A schematic diagram of the structure of the feeding plate of the utility model;

[0020] Figure 4 : A schematic structural diagram of the forming mechanism of the present invention. DETAILED DESCRIPTION

[0021] The utility model is further described below with reference to the accompanying drawings and examples:

[0022] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" 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 directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply 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 on the present invention.

[0025] like Figure 1 As shown, a silicone calender is characterized in that it includes a frame 1, a feed plate 2, a pressure roller mechanism 3, a workbench 4, a heating base plate 5, a base 6, a molding mechanism 7 and a pressure head 8; the feed plate 2 is slidably connected to the frame 1, the pressure roller mechanism 3 is detachably connected to the frame 1, the molding mechanism 7 is fixed to the base 6, the pressure head 8 is detachably connected to the molding mechanism 7, the workbench 4 is slidably connected to the base 6, and the heating base plate 5 is installed at the bottom of the workbench 4; the end of the feed plate 2 is slidably connected to the frame 1, and the inclination of the feed plate 2 can be adjusted to adjust the conveying speed.

[0026] like Figure 2As shown, the pressing roller mechanism 3 includes a first pressing roller 31, a second pressing roller 32, a third pressing roller 33, a fourth pressing roller 34, a first driving gear 391 and a second driving gear 392; the ends of the first pressing roller 31, the second pressing roller 32, the third pressing roller 33 and the fourth pressing roller 34 are respectively connected to the first gear 35, the second gear 36, the third gear 37 and the fourth gear 38, the first driving gear 391 is meshed with the second driving gear 392, the first driving gear 391 is respectively meshed with the first gear 35 and the third gear 37, the second driving gear 392 is respectively meshed with the second gear 36 and the fourth gear 38, and the second driving gear 392 is provided with a driving motor.

[0027] A pressure head heating plate 9 is installed on the pressure head 8 to keep the temperature of the pressure head stable and control the temperature difference within a certain range to ensure the quality of silicone molding.

[0028] The surfaces of the first pressing roller 31 and the second pressing roller 32 are provided with grooves. The grooves can help air or other gases to be discharged from the silica gel, reduce bubbles in the calendered sheet, and thus improve the density and quality of the product.

[0029] like Figure 3 As shown, the feeding plate 2 includes a feeding bottom plate 21, a guide rod 22, a first baffle 23 and a second baffle 24; the bottom plate 21 is provided with a guide rod 22, and the first baffle 23 and the second baffle 24 slide on the guide rod 22. The first baffle 23 and the second baffle 24 are slid to adjust their positions on the bottom plate 21 to control the feeding amount.

[0030] like Figure 4 As shown, the forming mechanism 7 includes a top plate 71, a motor 72, a movable plate 73, a support rod 74 and a sliding sleeve 75; the motor 72 is fixedly connected to the top plate 71, and the output end of the motor 72 is connected to the movable plate 73. One end of the support rod 74 is fixedly connected to the base 6, and the other end is connected to the top plate 71; a sliding sleeve 75 is arranged on the movable plate 73, and the sliding sleeve 75 is sleeved on the support rod 74 and is slidably connected to the support rod 74, and a pressing head 8 is installed on the movable plate 73.

[0031] A slide rail 61 is disposed on the base 6 , and a slide block 62 is disposed under the heating bottom plate 5 . The slide block 62 is slidably connected to the slide rail 61 .

[0032] The first pressing roller 31 and the second pressing roller 32 are provided with heating devices.

[0033] When in use, the silicone raw material is transported to the top of the feed plate 2, and the silicone raw material slides down along the feed plate 2. The first baffle 23 and the second baffle 24 can make the silicone raw material slide down in batches. As the driving motor connected to the second driving gear 392 works, the silicone raw material enters between the first pressing roller 31 and the second pressing roller 32, and then enters between the first pressing roller 31 and the second pressing roller 32. The pressed silicone sheet falls onto the workbench 4, and a positioning fixture or mold is provided on the workbench 4 to fix the silicone sheet. The workbench 4 moves to the bottom of the molding mechanism 7, and the motor 72 drives the pressure head 8 to mold the silicone sheet.

[0034] The heating base plate 5 and the pressure head heating plate 9 can generate heat during the molding process to make the silicone sheet better molded.

[0035] The present invention is described above by way of examples, but the present invention is not limited to the above specific embodiments, and any changes or modifications based on the present invention belong to the scope of protection required by the present invention.

Claims

1. A silica gel calender, characterized in that: The machine comprises a frame (1), a feeding plate (2), a pressing roller mechanism (3), a workbench (4), a heating base plate (5), a base (6), a molding mechanism (7) and a pressing head (8); the frame (1) is slidably connected to the feeding plate (2), the pressing roller mechanism (3) is detachably connected to the frame (1), the molding mechanism (7) is fixed to the base (6), the pressing head (8) is detachably connected to the molding mechanism (7), the workbench (4) is slidably connected to the base (6), and the heating base plate (5) is installed at the bottom of the workbench (4); The pressing roller mechanism (3) comprises a first pressing roller (31), a second pressing roller (32), a third pressing roller (33), a fourth pressing roller (34), a first driving gear (391) and a second driving gear (392); the ends of the first pressing roller (31), the second pressing roller (32), the third pressing roller (33) and the fourth pressing roller (34) are respectively connected to a first gear (35), a second gear (36), a third gear (37) and a fourth gear (38); the first driving gear (391) is meshed with the second driving gear (392); the first driving gear (391) is respectively meshed with the first gear (35) and the third gear (37); the second driving gear (392) is respectively meshed with the second gear (36) and the fourth gear (38); and a driving motor is arranged on the second driving gear (392).

2. A silica gel calender according to claim 1, characterized in that: A pressure head heating plate (9) is installed on the pressure head (8).

3. A silica gel calender according to claim 1, characterized in that: Grooves are arranged on the surfaces of the first pressing roller (31) and the second pressing roller (32).

4. A silica gel calender according to claim 1, characterized in that: The feeding plate (2) comprises a feeding bottom plate (21), a guide rod (22), a first baffle plate (23) and a second baffle plate (24); the guide rod (22) is arranged on the bottom plate (21), and the first baffle plate (23) and the second baffle plate (24) slide on the guide rod (22).

5. A silica gel calender according to claim 1, characterized in that: The forming mechanism (7) comprises a top plate (71), a motor (72), a movable plate (73), a support rod (74) and a sliding sleeve (75); the motor (72) is fixedly connected to the top plate (71), the output end of the motor (72) is connected to the movable plate (73), one end of the support rod (74) is fixedly connected to the base (6), and the other end is connected to the top plate (71); a sliding sleeve (75) is arranged on the movable plate (73), the sliding sleeve (75) is sleeved on the support rod (74) and is slidably connected to the support rod (74), and a pressure head (8) is installed on the movable plate (73).

6. A silica gel calender according to claim 5, characterized in that: A slide rail (61) is arranged on the base (6), and a slide block (62) is arranged under the heating bottom plate (5), and the slide block (62) is slidably connected to the slide rail (61).

7. A silica gel calender according to claim 1, characterized in that: The first pressing roller (31) and the second pressing roller (32) are provided with heating devices.

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