CN213227434U

CN213227434U - Wrap up silica gel lamp strip extrusion device entirely

Info

Publication number: CN213227434U
Application number: CN202021875705.5U
Authority: CN
Inventors: 李贺; 何荷娇
Original assignee: Shenzhen Trump Lighting Appliance Co ltd
Current assignee: Shenzhen Trump Lighting Appliance Co ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-05-18
Anticipated expiration: 2030-09-01

Abstract

The utility model discloses a wrap up silica gel lamp strip extrusion device entirely belongs to LED lamp strip and makes technical field, the utility model discloses a feeding chamber, the screw rod, the heater, go up the runner, the pay-off area, injection molding cavity and die head, the feeding chamber that wherein is used for the feed sets up the upper and lower both sides at the device, feeding intracavity portion is provided with the screw rod that is used for the rotary feed raw materials, install the heater on the shell in feeding chamber, be provided with the pay-off area that is used for conveying LED lamp area in the middle of the upper and lower feeding chamber, the pay-off area left side is provided with the injection molding cavity, the injection molding cavity includes the runner, the one-level runner, second grade runner and lower runner, wherein go up the runner below and communicate one-level runner. The utility model discloses a mouth is extruded to dual silica gel, can make silica gel more abundant laminate mutually with LED lamp area, prevents that the production of bubble from leading to producing the influence to luminousness and refracting index.

Description

Wrap up silica gel lamp strip extrusion device entirely

Technical Field

The utility model relates to a technical field is made to LED lamp strip, specifically relates to a wrap up silica gel lamp strip extrusion device entirely.

Background

In the mechanical equipment industry, the number of production equipment is so to speak numerous, and among the numerous production equipment, the silica gel extruder is an indispensable basic operation equipment, and the silica gel extruder has certain operability and is set according to requirements to produce selected products for different products. For example, silicone tubes, LED soft lamp strips and the like in the market are processed by a silicone extruder, the silicone extruder can produce silicone products with better quality, higher performance is brought to subsequent product production, and the silicone extruder is produced by technical marginalization, so that the silicone extruder has very reliable performance in the aspects of performance, external structure and durability.

LED soft lamp area silica gel extrusion lines mainly produces waterproof LED soft lamp area of silica gel, its principle can cross this automation line with LED soft lamp area surface parcel one deck silica gel, reach water-proof effects, can realize the solid core, the hollow, half package, the production of products such as double-colored neon lamp area, lamp area rubber coating thickness, the appearance can be according to customer's demand and optics requirement self-designed, wherein the solid core lamp area, wrap up the lamp area in process of production entirely promptly, because silica gel feeding and lamp area feed rate probably have the difference, can lead to the contact in silica gel and lamp area insufficient, can leave space and bubble between lamp area and silica gel, lead to luminousness and refracting index to produce the deviation, influence the illuminating effect in lamp area.

Therefore, a need exists to provide a fully-wrapped silica gel light bar extrusion device, which aims to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model provides a purpose provides a wrap up silica gel lamp strip extrusion device entirely to solve the problem among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a wrap up silica gel lamp strip extrusion device entirely, including the feeding chamber, the screw rod, the heater, go up the runner, the pay-off area, injection mold cavity and die head, wherein the feeding chamber that is used for the feed sets up the upper and lower both sides at the device, feeding intracavity portion is provided with the screw rod that is used for the rotatory raw materials that feeds, install the heater that is used for the heating on the shell in feeding chamber, be provided with the pay-off area that is used for conveying LED lamp area in the middle of the feeding chamber from top to bottom, the pay-off area left side is provided with the injection mold cavity that is used for filling silica gel, the injection mold cavity includes the runner, the one-level runner, second grade runner and lower runner, wherein go up the runner setting in injection mold cavity top, it is connecting one-level runner and.

As a further scheme of the utility model, be provided with the inlet pipe on the shell in feeding chamber, the right side in feeding chamber is provided with rotating electrical machines, installs the support between rotating electrical machines and the feeding chamber, and rotating electrical machines passes through support and feeding chamber fixed connection, and rotating electrical machines's pivot is connected with the screw rod.

As a further scheme of the utility model, install the pinch roller on the left side end of pay-off area, one-level runner bottom is provided with a plurality of holes, and the second grade runner sets up in one-level runner left side.

As a further scheme of the utility model, the cooling chamber is installed in the die head left side, and LED lamp area sets up in the cooling chamber.

As a further scheme of the utility model, the cooling chamber left side is provided with a set of traction wheel, and both ends about LED lamp area are installed to two traction wheels.

To sum up, compared with the prior art, the embodiment of the utility model has the following beneficial effects:

the utility model discloses a mouth is extruded to dual silica gel, can make silica gel more abundant laminate mutually with LED lamp area, prevents that the production of bubble from leading to producing the influence to luminousness and refracting index.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic diagram of an injection molding cavity according to an embodiment of the present invention.

Fig. 3 is a schematic side view of a die in an embodiment of the present invention.

Fig. 4 is a schematic structural view of embodiment 2 of the present invention.

Reference numerals: 1-feeding cavity, 2-rotary motor, 3-screw, 4-heater, 5-feeding pipe, 6-support, 7-upper runner, 8-LED lamp strip, 9-feeding belt, 10-pinch roller, 11-primary runner, 12-secondary runner, 13-lower runner, 14-die head, 15-cooling chamber, 16-traction wheel, 17-control valve and 18-valve port.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The following detailed description is provided for the specific embodiments of the present invention.

Example 1

Referring to fig. 1 to 3, a fully-wrapped silica gel lamp strip extrusion device comprises a feeding cavity 1, a screw 3, a heater 4, an upper runner 7, a feeding belt 9, an injection molding cavity and a die head 14, wherein the feeding cavity 1 for feeding is arranged at the upper side and the lower side of the device, a screw rod 3 for rotationally feeding raw materials is arranged in the feeding cavity 1, a heater 4 for heating is arranged on the shell of the feeding cavity 1, a feeding belt 9 for conveying an LED lamp strip 8 is arranged in the middle of the upper feeding cavity 1 and the lower feeding cavity 1, an injection molding cavity for filling silica gel is arranged at the left side of the feeding belt 9, the injection molding cavity comprises an upper flow passage 7, a primary flow passage 11, a secondary flow passage 12 and a lower flow passage 13, wherein the upper runner 7 is arranged above the injection molding cavity, the lower part of the upper runner 7 is communicated with the primary runner 11 and the secondary runner 12, the lower runner 13 is arranged below the injection molding cavity, and the leftmost end of the injection molding cavity is provided with a die head 14.

Be provided with inlet pipe 5 on the shell in feeding chamber 1, the right side in feeding chamber 1 is provided with rotating electrical machines 2, install support 6 between rotating electrical machines 2 and the feeding chamber 1, rotating electrical machines 2 passes through support 6 and 1 fixed connection in feeding chamber, rotating electrical machines 2's pivot is connected with screw rod 3, install pinch roller 10 on the end of feeding belt 9 left side, 11 bottoms in one-level runner are provided with a plurality of holes, second grade runner 12 sets up on 11 left sides in the one-level runner, cooling chamber 15 is installed in 14 left sides of die head, LED lamp area 8 sets up in cooling chamber 15, cooling chamber 15 left side is provided with a set of traction wheel 16, two traction wheels 16 are installed at 8 upper and lower both ends in LED lamp area.

The utility model discloses a theory of operation is: when the device is required to be used for manufacturing the silica gel light bar, firstly, silica gel hot melting materials are injected into a feeding cavity 1 through a feeding pipe 5, then a screw rod 3 is driven to rotate in the feeding cavity 1 through the rotation of a rotary motor 2, the silica gel raw materials are ground and extruded to the left side in the rotating process of the screw rod 3, meanwhile, a heater 4 on the shell of the feeding cavity 1 continuously heats the inside of the feeding cavity 1 to ensure that the silica gel raw materials are fully melted, the feeding cavities 1 at the upper end and the lower end push the silica gel raw materials to the left side, simultaneously, a feeding belt 9 between the two feeding cavities 1 transmits an LED light bar 8 to an injection molding cavity along the direction of the feeding belt 9, after the LED light bar 8 enters the injection molding cavity, the silica gel raw materials are extruded into a first-stage flow passage 11 and a second-stage flow passage 12 along an upper flow passage 7 by the feeding cavity 1 at the upper half part, and are extruded out through, simultaneously under the action of gravity with 8 surperficial full contacts in LED lamp area, when LED lamp area 8 continues to move left, a large amount of extrusion from second grade runner 12 of partial silica gel raw materials, cover on original silica gel, wrap up LED lamp area 8 completely, the feeding chamber 1 of below wraps up LED lamp area 8 bottom through runner 13 down simultaneously, finally extrude from die head 14 by LED lamp area 8 that silica gel wrapped up entirely, and through the solidification of left cooling chamber 15 cooling, the solidification is pressed from both sides tightly and is pulled left by left traction wheel 16 after accomplishing.

The advantage of this embodiment lies in, extrudes the mouth through dual silica gel, can make silica gel more abundant laminate mutually with LED lamp area 8, prevents that the production of bubble from leading to producing influence to luminousness and refracting index.

Example 2

Referring to fig. 4, a main body structure of a fully-wrapped silicone light bar extrusion device is the same as that of embodiment 1, an injection molding cavity is improved, a control valve 17 is arranged on the left side of the injection molding cavity, a valve port 18 is installed on the control valve 17, and the valve port 18 is arranged inside the injection molding cavity.

The utility model discloses a theory of operation is: when the silica gel raw material is discharged from the flow channel by the feeding cavities 1 at the upper and lower sides, the gap between the valve port 18 and the flow channel is controlled by controlling the extension length of the control valve 17, so that the silica gel raw material supply flow is controlled.

The advantage of this embodiment is that can control the inside silica gel flow of injection molding cavity through adjustable control valve 17, can regulate and control in real time according to the production demand on-the-spot.

In the description of the present invention, it is to be understood that the terms "left side", "bottom", "right side", "top", "upper", "one side", "inner", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, it should be noted that unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; the term "connected" refers to a connection between two elements or an interaction between two elements, and unless otherwise specifically defined, the term is used in the present invention to refer to the specific meaning of the term in the present invention.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A fully-wrapped silica gel lamp strip extrusion device comprises a feeding cavity (1), a screw rod (3), a heater (4), an upper flow channel (7), a feeding belt (9), an injection molding cavity and a die head (14), and is characterized in that the feeding cavity (1) for feeding is arranged at the upper end and the lower end of the device, the screw rod (3) for rotationally feeding raw materials is arranged in the feeding cavity (1), the heater (4) for heating the raw materials is arranged on the shell of the feeding cavity (1), the feeding belt (9) for conveying an LED lamp strip (8) is arranged in the middle of the upper feeding cavity and the lower feeding cavity (1), the injection molding cavity for filling silica gel is arranged on the left side of the feeding belt (9), the injection molding cavity comprises the upper flow channel (7), a primary flow channel (11), a secondary flow channel (12) and a lower flow channel (13), wherein the upper flow channel (7) is arranged above the injection molding cavity, the primary flow channel (11) and the secondary flow channel (, the lower runner (13) is arranged below the injection molding cavity, and the leftmost end of the injection molding cavity is provided with a die head (14).

2. The extrusion device for the fully-wrapped silica gel lamp strip according to claim 1, wherein a feeding pipe (5) is arranged on a shell of the feeding cavity (1), a rotary motor (2) is arranged on the right side of the feeding cavity (1), a support (6) is arranged between the rotary motor (2) and the feeding cavity (1), the rotary motor (2) is fixedly connected with the feeding cavity (1) through the support (6), and a rotating shaft of the rotary motor (2) is connected with a screw (3).

3. The extrusion device for the fully-wrapped silica gel light bar according to claim 1, wherein a pressing wheel (10) is installed at the end of the left side of the feeding belt (9), a plurality of holes are formed in the bottom of the primary flow channel (11), and the secondary flow channel (12) is arranged on the left side of the primary flow channel (11).

4. The extrusion device for the fully-wrapped silica gel light bar according to claim 1, wherein a cooling chamber (15) is installed on the left side of the die head (14), and the LED light bar (8) is arranged in the cooling chamber (15).

5. The extrusion device for the fully-wrapped silica gel light bar according to claim 4, wherein a group of traction wheels (16) is arranged on the left side of the cooling chamber (15), and the two traction wheels (16) are arranged at the upper end and the lower end of the LED light bar (8).