阅读说明：本技术 一种快速替换注塑模具增加注塑压力的眼镜架注塑装置 (Spectacle frame injection molding device capable of replacing injection mold quickly to increase injection molding pressure ) 是由 刘立军 唐永俊 杨智先 方孔利 于 2021-09-09 设计创作，主要内容包括：本发明公开了眼镜架生产领域的一种快速替换注塑模具增加注塑压力的眼镜架注塑装置,包括机架,机架的顶部安装有注塑机本体,注塑机本体的左侧设置有出料口,出料口的左侧设置有转接管,转接管穿过机架,机架上安装有与转接管相连的加压装置,加压装置包括：储气筒、第一液压缸、活塞和导管,储气筒固定于机架上,储气筒的左侧安装有第一液压缸,第一液压缸的伸缩杆延伸至储气筒内与活塞相连,储气筒的右侧设置有与转接管相连通的导管,加压装置上安装有泄压装置,机架的内侧安装有顶升装置,顶升装置上安装有模具组件。本发明对模具的加压方便,成型效果好；对模具的切换方便,能生产不同样式的眼镜架。(The invention discloses a spectacle frame injection molding device for quickly replacing an injection mold to increase injection pressure in the field of spectacle frame production, which comprises a rack, wherein an injection molding machine body is installed at the top of the rack, a discharge hole is formed in the left side of the injection molding machine body, a switching pipe is arranged on the left side of the discharge hole, the switching pipe penetrates through the rack, a pressurizing device connected with the switching pipe is installed on the rack, and the pressurizing device comprises: the air cylinder is fixed on the rack, the first hydraulic cylinder is installed on the left side of the air cylinder, a telescopic rod of the first hydraulic cylinder extends into the air cylinder and is connected with the piston, the guide pipe communicated with the adapter tube is arranged on the right side of the air cylinder, the pressure relief device is installed on the pressure device, the jacking device is installed on the inner side of the rack, and the mold assembly is installed on the jacking device. The invention has convenient pressurization to the mould and good forming effect; the switching of the mould is convenient, and the spectacle frames with different styles can be produced.)

1. The utility model provides a quick replacement injection mold increases spectacle frame injection molding device of injection pressure, includes frame (1), its characterized in that: injection molding machine body (2) are installed at the top of frame (1), the left side of injection molding machine body (2) is provided with discharge gate (201), the left side of discharge gate (201) is provided with switching pipe (3), frame (1) is passed in switching pipe (3), install pressure device (4) that link to each other with switching pipe (3) on frame (1), pressure device (4) include: air cylinder (401), first pneumatic cylinder (402), piston (403) and pipe (404), air cylinder (401) are fixed in on frame (1), first pneumatic cylinder (402) are installed in the left side of air cylinder (401), the telescopic link of first pneumatic cylinder (402) extends to and links to each other with piston (403) in air cylinder (401), the right side of air cylinder (401) is provided with pipe (404) that are linked together with switching pipe (3), install pressure relief device (7) on pressure device (4), jacking device (5) are installed to the inboard of frame (1), install mold assembly (6) on jacking device (5), mold assembly (6) include: the glasses frame comprises mounting seats (601), rotating blocks (602), transmission shafts (603), motors (604), first gears (605), second gears (606), glasses frame molds (607) and a feeding hole (608), wherein the number of the mounting seats (601) is two, the rotating blocks (602) are mounted between the two mounting seats (601), the rotating blocks (602) are rotatably connected with the mounting seats (601) through the transmission shafts (603), the motors (604) are mounted on one sides of the mounting seats (601), the first gears (605) are mounted on output shafts of the motors (604), the second gears (606) which are rotatably matched with the first gears (605) are mounted on the upper sides of the first gears (605), the second gears (606) are mounted on the transmission shafts (603), the cross sections of the rotating blocks (602) are square, and one glasses frame mold (607) is mounted on each of four side faces of each rotating block (602), the top of the spectacle frame mould (607) is provided with a feeding hole (608).

2. The spectacle frame injection molding device capable of rapidly replacing an injection mold to increase injection pressure according to claim 1, wherein: the outer surface of the adapter tube (3) is L-shaped.

3. The spectacle frame injection molding device capable of rapidly replacing an injection mold to increase injection pressure according to claim 1, wherein: the diameter of the piston (403) is the same as the inner diameter of the air cylinder (401).

4. The spectacle frame injection molding device capable of rapidly replacing an injection mold to increase injection pressure according to claim 1, wherein: the pressure relief device (7) comprises: the exhaust pipe (701) and the valve (702), the exhaust pipe (701) is installed on the guide pipe (404), and the valve (702) is installed on the exhaust pipe (701).

5. The spectacle frame injection molding device capable of rapidly replacing an injection mold to increase injection pressure according to claim 1, wherein: the jacking device (5) comprises: the lifting plate comprises a lifting plate (501) and second hydraulic cylinders (502), wherein the two second hydraulic cylinders (502) are installed at the bottom of the lifting plate (501), and the second hydraulic cylinders (502) are fixed on the ground.

6. The injection molding device of spectacle frame capable of rapidly replacing injection mold to increase injection pressure according to any one of claims 1 to 5, wherein: the output shaft of the motor (604) rotates 90 degrees each time.

7. The spectacle frame injection molding device capable of rapidly replacing the injection mold to increase injection pressure according to claim 6, wherein: the diameter ratio of the first gear (605) to the second gear (606) is 1: 1.

8. the spectacle frame injection molding device capable of rapidly replacing the injection mold to increase injection pressure according to claim 6, wherein: the mold cavity in each of the spectacle frame molds (607) is different.

9. The spectacle frame injection molding device capable of rapidly replacing the injection mold to increase injection pressure according to claim 6, wherein: the inner diameter of the feed port (608) is matched with the outer diameter of the adapter tube (3).

Technical Field

The invention relates to the field of spectacle frame production, in particular to a spectacle frame injection molding device capable of quickly replacing an injection mold to increase injection molding pressure.

Background

The spectacle frame is an important component of the spectacles, mainly plays a role in supporting spectacle lenses, and also plays a role in beautifying the appearance. The material mainly comprises metal, plastic or resin, natural material and the like.

The current plastic spectacle frame is mostly formed by injection molding through a mold, the current spectacle frame injection molding device is inconvenient to adjust pressure, the pressure is insufficient during molding, the quality of the molded spectacle frame is poor, the spectacle frame mold cannot be switched, only spectacle frames of the same type can be produced, therefore, aiming at the current situation, the pressurizing to the mold is required to be developed urgently, the molding effect is good, the switching to the mold is convenient, the spectacle frame injection molding device capable of quickly replacing injection molds of spectacle frames of different types to increase the injection molding pressure is produced, the defects in current practical application are overcome, and the current requirement is met.

Disclosure of Invention

The present invention is directed to provide an injection molding device for glasses frame, which can replace an injection mold quickly to increase injection pressure, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a quick replacement injection mold increases spectacle frame injection molding device of injection pressure, includes the frame, the injection molding machine body is installed at the top of frame, the left side of injection molding machine body is provided with the discharge gate, the left side of discharge gate is provided with the switching pipe, the switching pipe passes the frame, install the pressure device who links to each other with the switching pipe in the frame, pressure device includes: air receiver, first pneumatic cylinder, piston and pipe, the air receiver is fixed in the frame, first pneumatic cylinder is installed in the left side of air receiver, the telescopic link of first pneumatic cylinder extends to and links to each other with the piston in the air receiver, the right side of air receiver is provided with the pipe that is linked together with the switching pipe, pressure relief device is installed to last the installing of pressure device, the jacking device is installed to the inboard of frame, install the mould subassembly on the jacking device, the mould subassembly includes: mount pad, turning block, transmission shaft, motor, first gear, second gear, spectacle frame mould and feed inlet, the quantity of mount pad is two, two install the turning block between the mount pad, the turning block passes through the transmission shaft and is connected with the mount pad rotation, the motor is installed to one side of mount pad, install first gear on the output shaft of motor, the second gear of normal running fit with it is installed to the upside of first gear, the second gear is installed on the transmission shaft, the transversal square shape of personally submitting of turning block, a spectacle frame mould is all installed to four sides of turning block, the top of spectacle frame mould is provided with the feed inlet.

As a further scheme of the invention: the outer surface of the adapter tube is L-shaped.

As a still further scheme of the invention: the diameter of the piston is the same as the inner diameter of the air storage cylinder.

As a still further scheme of the invention: the pressure relief device comprises: the exhaust pipe is arranged on the guide pipe, and the valve is arranged on the exhaust pipe.

As a still further scheme of the invention: the jacking device comprises: the lifting plate comprises a lifting plate and second hydraulic cylinders, wherein the two second hydraulic cylinders are installed at the bottom of the lifting plate and are fixed on the ground.

As a still further scheme of the invention: the output shaft of the motor rotates 90 degrees each time.

As a still further scheme of the invention: the diameter ratio of the first gear to the second gear is 1: 1.

as a still further scheme of the invention: the mold cavities in each of the spectacle frame molds are different.

As a still further scheme of the invention: the inner diameter of the feed inlet is matched with the outer diameter of the adapter tube.

Compared with the prior art, the invention has the beneficial effects that: the spectacle frame injection molding device capable of quickly replacing the injection mold to increase injection pressure comprises an injection molding machine body, wherein when the injection molding machine is used, injection molding is carried out through the injection molding machine body, raw materials enter a transfer pipe through a discharge port, the raw materials enter the spectacle frame mold through the transfer pipe, a valve is in a closed state during injection molding, a piston is driven to move through a first hydraulic cylinder during pressurization, the piston drives air in an air storage cylinder to be compressed to generate air pressure, the air pressure enters the transfer pipe through a guide pipe, the spectacle frame mold is further pressurized, the molding effect is better, a check ring is arranged in the injection molding machine body to prevent pressure release, after molding is finished, the valve is opened to release pressure, and the first hydraulic cylinder drives the piston to return; the lifting plate is driven to move downwards through the second hydraulic cylinder, the mould assembly is driven to move downwards through the lifting plate, the first gear is driven to rotate through the motor, the second gear is driven to rotate through the first gear, the transmission shaft is driven to rotate through the second gear, the rotating block is driven to rotate through the transmission shaft, the spectacle frame mould is driven to rotate through the rotating block, switching of the spectacle frame mould is facilitated, and spectacle frames of different styles are produced. In conclusion, the die is convenient to pressurize, and the forming effect is good; the switching of the mould is convenient, and the spectacle frames with different styles can be produced.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the jacking apparatus of fig. 1 in a contracted state.

Fig. 3 is a partial view at a of fig. 1 of the present invention.

FIG. 4 is a view from the direction B-B of FIG. 1 according to the present invention.

In the figure: 1. a frame; 2. an injection molding machine body; 201. a discharge port; 3. a transfer tube; 4. a pressurizing device; 401. an air cylinder; 402. a first hydraulic cylinder; 403. a piston; 404. a conduit; 5. a jacking device; 501. a lifting plate; 502. a second hydraulic cylinder; 6. a mold assembly; 601. a mounting seat; 602. rotating the block; 603. a drive shaft; 604. a motor; 605. a first gear; 606. a second gear; 607. a spectacle frame mold; 608. a feed inlet; 7. a pressure relief device; 701. an exhaust pipe; 702. and (4) a valve.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the embodiments of the present invention, it should be noted that the terms "first", "second" and "third" are used for the sake of clarity in describing the numbering of the components of the product and do not represent any substantial difference, unless explicitly stated or limited otherwise. The directions of "up", "down", "left" and "right" are all based on the directions shown in the attached drawings. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

It is to be understood that, unless otherwise expressly specified or limited, the term "coupled" is used broadly, and may, for example, refer to directly coupled devices or indirectly coupled devices through intervening media. Specific meanings of the above terms in the embodiments of the invention will be understood to those of ordinary skill in the art in specific cases.

Examples

Referring to fig. 1 to 4, in an embodiment of the present invention, an injection molding machine body 2 is installed at the top of a frame 1, a discharge port 201 is disposed on the left side of the injection molding machine body 2, an adapter tube 3 is disposed on the left side of the discharge port 201, the adapter tube 3 is L-shaped in appearance, the adapter tube 3 penetrates through the frame 1, a pressurizing device 4 connected to the adapter tube 3 is installed on the frame 1, and the pressurizing device 4 includes: air cylinder 401, first pneumatic cylinder 402, piston 403 and pipe 404, air cylinder 401 is fixed in on the frame 1, first pneumatic cylinder 402 is installed on the left side of air cylinder 401, the telescopic link of first pneumatic cylinder 402 extends to and links to each other with piston 403 in the air cylinder 401, the diameter of piston 403 is the same with the internal diameter of air cylinder 401, the right side of air cylinder 401 is provided with pipe 404 that is linked together with adapter tube 3, install pressure relief device 7 on the pressure device 4, pressure relief device 7 includes: blast pipe 701 and valve 702, blast pipe 701 installs on pipe 404, install valve 702 on the blast pipe 701, jacking device 5 is installed to the inboard of frame 1, jacking device 5 includes: lifter plate 501 and second pneumatic cylinder 502, two second pneumatic cylinders 502 are installed to lifter plate 501's bottom, second pneumatic cylinder 502 is fixed in subaerially, install mould subassembly 6 on the jacking device 5, mould subassembly 6 includes: the glasses frame comprises two installation seats 601, two rotating blocks 602, transmission shafts 603, motors 604, first gears 605, second gears 606, glasses frame molds 607 and a feeding hole 608, wherein the rotating blocks 602 are installed between the two installation seats 601, the rotating blocks 602 are rotatably connected with the installation seats 601 through the transmission shafts 603, the motors 604 are installed on one sides of the installation seats 601, the output shafts of the motors 604 rotate 90 degrees at each time, the first gears 605 are installed on the output shafts of the motors 604, the second gears 606 in rotating fit with the first gears 605 are installed on the upper sides of the first gears 605, the second gears 606 are installed on the transmission shafts 603, and the diameter ratio of the first gears 605 to the second gears 606 is 1: 1, the cross section of turning block 602 is square shape, a spectacle frame mould 607 is all installed to four sides of turning block 602, every the die cavity in spectacle frame mould 607 is all different, can produce the spectacle frame of different appearances, the top of spectacle frame mould 607 is provided with feed inlet 608, the internal diameter of feed inlet 608 and the external diameter phase-match of adapter tube 3.

The working principle of the invention is as follows: the spectacle frame injection molding device capable of quickly replacing the injection mold to increase injection molding pressure is used, injection molding is carried out through the injection molding machine body 2, raw materials enter the adapter tube 3 through the discharge port 201, the raw materials enter the spectacle frame mold 607 through the adapter tube 3, the valve 702 is in a closed state during injection molding, the piston 403 is driven to move through the first hydraulic cylinder 402 during pressurization, the piston 403 drives air in the air storage cylinder 401 to be compressed to generate air pressure, the air pressure enters the adapter tube 3 through the guide tube 404 to further pressurize the spectacle frame mold 607, so that the molding effect is better, the pressure of the spectacle frame mold is prevented from being relieved by the check ring arranged in the injection molding machine body 2, after molding is finished, the valve 702 is opened to relieve the pressure, and meanwhile, the first hydraulic cylinder 402 drives the piston to return; the lifting plate 501 is driven to move downwards through the second hydraulic cylinder 502, the die assembly 6 is driven to move downwards through the lifting plate 501, the first gear 605 is driven to rotate through the motor 604, the second gear 606 is driven to rotate through the rotation of the first gear 605, the transmission shaft 603 is driven to rotate through the rotation of the second gear 606, the rotating block 602 is driven to rotate through the rotation of the transmission shaft 603, the spectacle frame die 607 is driven to rotate through the rotation of the rotating block 602, the switching of the spectacle frame die 607 is facilitated, and spectacle frames of different styles are produced.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.