Stainless steel spectacle frame injection mold

Abstract

The utility model relates to the technical field of injection molds, in particular to a stainless steel spectacle frame injection mold which comprises a mold body and an upper mold, the mold body comprises a bottom plate, a support is arranged at the top of the bottom plate, a top plate is installed at the top of the support, and an installation assembly is arranged in an installation groove. The top of the bottom plate is connected and provided with the lower mold through a mounting assembly, the bottom of the top plate is connected and provided with the lower mold through a mounting assembly, the lower mold is internally provided with a mounting cavity, the center of the interior of the mounting cavity is provided with a mounting block, and the interior of the mounting block is provided with an ejection assembly; and cooling assemblies for accelerating forming are arranged in the mounting cavity and located on the two sides of the mounting block correspondingly, and by arranging the cooling assemblies, the stainless steel spectacle frame injection mold can improve the cooling forming speed to a certain degree, so that the time for waiting for cooling forming is shortened, and then the working efficiency of the injection mold is improved to a certain degree.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molds, in particular to an injection mold for a stainless steel eyeglass frame. Background Art

[0002] The glasses frame is an important part of the glasses, mainly supporting the lenses. The beautiful glasses frame can also play a role in aesthetics. The main materials are metal, plastic or resin, natural materials, etc. Among them, stainless steel glasses frames are often injection molded by injection molds.

[0003] After searching, the disclosed authorization announcement number CN 209111414 U discloses an easy-to-assemble eyeglass frame injection mold, comprising a base, both sides of the upper end surface of the base are fixedly connected with brackets, the upper end surface of the bracket is fixedly connected with a cross plate, the lower end surface of the cross plate and the upper side surface of the base are fixedly connected with positioning rods, the upper end surface of the base is slidably connected with a lower template, the lower end surface of the cross plate is slidably connected with an upper template, the upper end surface of the upper template and the lower end surface of the lower template are both provided with positioning grooves, the positioning rod is slidably connected to the inside of the positioning groove, the upper end surface of the base and the lower end surface of the cross plate are both provided with first through grooves, the inside of the first through groove is slidably connected with a connecting block, one end of the connecting block is fixedly connected with a card block, the sides of the upper template and the lower template are both provided with card grooves, and the card block is slidably connected to the inside of the card groove. The easy-to-assemble eyeglass frame injection mold is convenient for installation.

[0004] Although the above-mentioned easy-to-assemble eyeglass frame injection mold solves the problems in the background technology, the following problems still exist: in the injection molding process of the stainless steel eyeglass frame in the prior art, it is usually necessary to wait for the eyeglass frame to cool and form itself before taking out the molded eyeglass frame, but under normal circumstances, it takes a certain amount of time for the stainless steel eyeglasses to cool and form, which will reduce the work efficiency to a certain extent. Utility Model Content

[0005] The utility model aims to provide a stainless steel eyeglass frame injection mold to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A stainless steel eyeglass frame injection mold, comprising a mold body and an upper mold, the mold body comprising a bottom plate, a bracket is arranged on the top of the bottom plate, a top plate is installed on the top of the bracket, a positioning block is fixedly connected to the bottom of the top plate and the top of the bottom plate, mounting grooves are arranged on both sides of the bottom plate and the top plate, a mounting assembly is arranged inside the mounting groove, a lower mold is connected and installed on the top of the bottom plate through the mounting assembly, a lower mold is connected and installed on the bottom of the top plate through the mounting assembly, a molding cavity is arranged on the top of the lower mold, dustproof nets are detachably installed on both sides of the lower mold, a mounting cavity is arranged inside the lower mold, a mounting block is installed at the center of the mounting cavity, an ejection assembly is arranged inside the mounting block, cooling assemblies for accelerating molding are arranged inside the mounting cavity and on both sides of the mounting block, and a power supply chamber is arranged inside the bottom plate and between the two mounting grooves;

[0008] The cooling assembly comprises a semiconductor cooling plate fixedly mounted on the top of the molding cavity, and cooling fans are mounted on the bottom of the molding cavity and on both sides of the mounting block.

[0009] As a preferred solution of the utility model, the semiconductor refrigeration sheet and the heat dissipation fan are both electrically connected to the power supply inside the power supply chamber.

[0010] As a preferred solution of the utility model, heat dissipation openings are provided at positions corresponding to the dustproof net on the front and rear sides of the lower mold.

[0011] As a preferred solution of the utility model, positioning grooves are provided on the top of the upper mold and the bottom of the lower mold, and the positioning grooves and the positioning blocks cooperate with each other.

[0012] As a preferred solution of the utility model, the mounting assembly includes mounting screws installed on both sides of the bottom plate and the top plate through threads, one end of the mounting screw is rotatably connected to a sliding block located inside the mounting groove, a connecting spring is provided on the side of the sliding block away from the mounting screw and located inside the mounting groove, a fixing rod is fixedly connected to the upper position of the side of the sliding block away from the mounting screw, and fixing grooves are provided on both sides of the lower mold and both sides of the upper mold.

[0013] As a preferred solution of the utility model, the fixing groove and the fixing rod cooperate with each other.

[0014] As a preferred solution of the utility model, the ejection assembly includes a rotating rod rotatably connected to the mounting block, a cam is connected and installed on one side of the rotating rod, a connecting plate is installed above the cam and located inside the mounting block through a mounting spring, an ejection rod is fixedly connected to the top of the connecting plate, and an ejection hole is opened at the bottom end of the molding cavity, and the ejection rod and the ejection hole are matched with each other.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The utility model aims at the problems in the background technology. The utility model sets a cooling component in the stainless steel eyeglass frame injection mold, so that in the actual processing process, the semiconductor refrigeration plate and the heat dissipation fan are started by controlling the control switch. The heat dissipation fan dissipates the heat at the hot end of the semiconductor refrigeration plate, thereby cooling the cold end of the semiconductor refrigeration plate. The semiconductor refrigeration plate can assist in the molding of the eyeglass frame raw material inside the molding cavity, so that the stainless steel eyeglass frame injection mold can improve the cooling and molding speed to a certain extent, thereby shortening the waiting time for cooling and molding, and further improving the working efficiency of the injection mold to a certain extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the internal structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the internal structure of the lower mold of the utility model;

[0020] Figure 4 It is a schematic diagram of the structure of the ejection assembly of the utility model.

[0021] In the figure: 1. mold body; 101. bottom plate; 102. lower mold; 104. bracket; 105. top plate; 106. upper mold; 107. dust screen; 108. mounting slot; 109. power supply chamber; 110. positioning block; 111. molding cavity; 112. positioning slot; 113. ejector hole; 114. mounting cavity; 115. mounting block; 2. mounting assembly; 201. mounting screw; 202. sliding block; 203. connecting spring; 204. fixing rod; 205. fixing slot; 3. cooling assembly; 301. semiconductor cooling sheet; 302. cooling fan; 4. ejector assembly; 401. cam; 402. rotating rod; 403. connecting plate; 404. mounting spring; 405. ejector rod. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0023] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively with reference to the relevant drawings below. Several embodiments of the utility model are given. However, the utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0024] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0025] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0026] For examples, see Figure 1-4 , the utility model provides a technical solution:

[0027] A stainless steel eyeglass frame injection mold, comprising a mold body 1 and an upper mold 106, the mold body 1 comprising a bottom plate 101, a bracket 104 is arranged on the top of the bottom plate 101, a top plate 105 is installed on the top of the bracket 104, a positioning block 110 is fixedly connected to the bottom of the top plate 105 and the top of the bottom plate 101, both sides of the bottom plate 101 and the top plate 105 are provided with mounting grooves 108, a mounting component 2 is arranged inside the mounting groove 108, a lower mold 102 is installed on the top of the bottom plate 101 through the mounting component 2, and a positioning block 110 is fixedly connected to the bottom of the top plate 105 and the top of the bottom plate 101. A lower mold 102 is connected and installed through the installation component 2, a molding cavity 111 is opened on the top of the lower mold 102, and dust screens 107 are removably installed on the front and rear sides of the lower mold 102. An installation cavity 114 is arranged inside the lower mold 102, a mounting block 115 is installed at the center of the installation cavity 114, an ejection component 4 is arranged inside the installation block 115, cooling components 3 for accelerating molding are arranged inside the installation cavity 114 and on both sides of the installation block 115, and a power supply room 109 is arranged inside the base plate 101 and between the two mounting grooves 108.

[0028] Specifically, the cooling component 3 includes a semiconductor refrigeration plate 301 fixedly installed at the top of the molding cavity 111, and cooling fans 302 are installed at the bottom of the molding cavity 111 and on both sides of the mounting block 115. The semiconductor refrigeration plate 301 and the cooling fan 302 are electrically connected to the power supply inside the power supply chamber 109. The front and rear sides of the lower mold 102 are provided with cooling ports corresponding to the dustproof net 107. The cooling ports can assist in heat dissipation, and the dustproof net 107 can effectively prevent dust from entering the mounting cavity 114. In the actual production process, the semiconductor refrigeration plate 301 and the cooling fan 302 can be started by controlling the control switch. Under the action of the cooling fan 302, the hot end of the semiconductor refrigeration plate 301 is dissipated, thereby cooling the cold end of the semiconductor refrigeration plate 301. Therefore, under the action of the semiconductor refrigeration plate 301, the molding of the eyeglass frame raw material inside the molding cavity 111 can be assisted.

[0029] Furthermore, positioning grooves 112 are provided at the top of the upper mold 106 and the bottom of the lower mold 102, and the positioning grooves 112 and the positioning blocks 110 cooperate with each other. Under the action of the positioning grooves 112 and the positioning blocks 110, the lower mold 102 is placed on the top of the bottom plate 101, and the upper mold 106 is placed at the bottom of the top plate 105, so that the upper mold 106 and the lower mold 102 can be preliminarily limited.

[0030] Furthermore, the mounting assembly 2 includes a mounting screw 201 that is threadedly mounted on both sides of the bottom plate 101 and the top plate 105, one end of the mounting screw 201 is rotatably connected to a sliding block 202 located inside the mounting groove 108, a connecting spring 203 is provided on the side of the sliding block 202 away from the mounting screw 201 and located inside the mounting groove 108, a fixing rod 204 is fixedly connected to the upper position of the sliding block 202 away from the mounting screw 201, and fixing grooves 205 are provided on both sides of the lower mold 102 and both sides of the upper mold 106, the fixing grooves 205 and the fixing rod 204 cooperate with each other, and by rotating the mounting screw 201, the sliding block 202 moves to one side, and the connecting spring 203 is compressed until the fixing rod 204 is snapped into the fixing groove 205, thereby completing the installation of the upper mold 106 and the lower mold 102.

[0031] Furthermore, the ejection assembly 4 includes a rotating rod 402 rotatably connected to the mounting block 115, a cam 401 is connected and installed on one side of the rotating rod 402, a connecting plate 403 is connected and installed above the cam 401 and located inside the mounting block 115 through an installing spring 404, an ejection rod 405 is fixedly connected to the top of the connecting plate 403, and an ejection hole 113 is provided at the bottom end of the molding cavity 111, the ejection rod 405 and the ejection hole 113 cooperate with each other, and after molding, the upper mold 106 is controlled to lift, and then the rotating rod 402 is rotated to drive the cam 401 to rotate, and under the action of the cam 401, the connecting plate 403 and the ejection rod 405 are driven upward, so that the molded stainless steel glasses frame is ejected under the action of the ejection rod 405.

[0032] The working process of the utility model is as follows: when using the stainless steel eyeglass frame injection mold, firstly, the lower mold 102 is placed on the top of the bottom plate 101 under the action of the positioning groove 112 and the positioning block 110, and the upper mold 106 is placed on the bottom of the top plate 105, and the upper mold 106 and the lower mold 102 are installed under the action of the installation component 2. After the installation is completed, it can be put into production. In the actual production process, the semiconductor refrigeration plate 301 and the heat dissipation fan 302 can be started by controlling the control switch. Under the action of the heat dissipation fan 302, the hot end of the semiconductor refrigeration plate 301 is dissipated, thereby the cold end of the semiconductor refrigeration plate 301 is cooled, so that the raw material of the eyeglass frame inside the molding cavity 111 can be assisted in molding under the action of the semiconductor refrigeration plate 301. After molding, the upper mold 106 is controlled to be lifted, and then the rotating rod 402 is rotated to drive the cam 401 to rotate, and the connecting plate 403 and the ejector rod 405 are driven upward under the action of the cam 401, so that the molded stainless steel eyeglass frame is ejected under the action of the ejector rod 405.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A stainless steel eyeglass frame injection mold, comprising a mold body (1) and an upper mold (106), characterized in that: The mold body (1) comprises a bottom plate (101), a bracket (104) is arranged on the top of the bottom plate (101), a top plate (105) is installed on the top of the bracket (104), a positioning block (110) is fixedly connected to the bottom of the top plate (105) and the top of the bottom plate (101), mounting grooves (108) are provided on both sides of the inside of the bottom plate (101) and the top plate (105), a mounting component (2) is arranged inside the mounting groove (108), the top of the bottom plate (101) is connected to the lower mold (102) through the mounting component (2), and the bottom of the top plate (105) is connected to the lower mold (102) through the mounting component (2). A lower mold (102), wherein a molding cavity (111) is provided at the top of the lower mold (102), dust screens (107) are detachably installed on both the front and rear sides of the lower mold (102), an installation cavity (114) is provided inside the lower mold (102), a mounting block (115) is installed at the center of the installation cavity (114), an ejection assembly (4) is provided inside the installation block (115), a cooling assembly (3) for accelerating molding is provided inside the installation cavity (114) and on both sides of the installation block (115), and a power supply chamber (109) is provided inside the bottom plate (101) and between the two installation grooves (108); The cooling assembly (3) comprises a semiconductor cooling plate (301) fixedly mounted on the top of the molding cavity (111), and cooling fans (302) are mounted on the bottom of the molding cavity (111) and on both sides of the mounting block (115).

2. The stainless steel eyeglass frame injection mold according to claim 1, characterized in that: The semiconductor cooling sheet (301) and the cooling fan (302) are both electrically connected to the internal power supply of the power supply room (109).

3. The stainless steel eyeglass frame injection mold according to claim 1, characterized in that: Heat dissipation openings are provided at positions on the front and rear sides of the lower mold (102) corresponding to the dustproof net (107).

4. The stainless steel eyeglass frame injection mold according to claim 1, characterized in that: The top of the upper mold (106) and the bottom of the lower mold (102) are both provided with positioning grooves (112), and the positioning grooves (112) and the positioning blocks (110) cooperate with each other.

5. The stainless steel eyeglass frame injection mold according to claim 1, characterized in that: The mounting assembly (2) comprises a mounting screw (201) mounted on both sides of a bottom plate (101) and a top plate (105) by means of threads, a sliding block (202) is rotatably connected to one end of the mounting screw (201) and located inside the mounting groove (108), a connecting spring (203) is provided on the side of the sliding block (202) away from the mounting screw (201) and located inside the mounting groove (108), a fixing rod (204) is fixedly connected to the upper position of the side of the sliding block (202) away from the mounting screw (201), and fixing grooves (205) are provided on both sides of the lower mold (102) and both sides of the upper mold (106).

6. The stainless steel eyeglass frame injection mold according to claim 5, characterized in that: The fixing groove (205) and the fixing rod (204) cooperate with each other.

7. The stainless steel eyeglass frame injection mold according to claim 1, characterized in that: The ejection assembly (4) comprises a rotating rod (402) rotatably connected to the mounting block (115); a cam (401) is connected and installed on one side of the rotating rod (402); a connecting plate (403) is connected and installed above the cam (401) and located inside the mounting block (115) via a mounting spring (404); an ejection rod (405) is fixedly connected to the top of the connecting plate (403); an ejection hole (113) is provided at the bottom end of the molding cavity (111); and the ejection rod (405) and the ejection hole (113) cooperate with each other.

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