Efficient shearing device for optical lens machining

Abstract

The utility model discloses an efficient shearing device for optical lens machining, and belongs to the technical field of optical lens machining. The protective device comprises a working plate, the top of the working plate is connected with a fixing frame, a threaded rod is rotationally connected into the fixing frame, the outer wall of the threaded rod is in threaded connection with a threaded seat, one side of the threaded seat is connected with a connecting plate, an air cylinder is fixedly installed at the top of the connecting plate, and an ejector rod of the air cylinder penetrates through the connecting plate and is connected with the protective device. The protection device comprises an upper protection plate, and a shearing module is arranged in the upper protection plate; according to the utility model, the protective device is arranged, the upper protective plate is driven to move downwards when the ejector rod of the air cylinder moves downwards, and then the lower protective plate is driven to move downwards, so that the lower protective plate and the upper protective plate cover a shearing area, and the runner stub bar is blocked by the upper protective plate and the lower protective plate when jumping out during shearing, so that the runner stub bar is prevented from jumping out to injure surrounding personnel; and the production safety is improved through the device.

Description

Technical Field

[0001] The utility model belongs to the technical field of optical lens processing, and in particular relates to a high-efficiency shearing device for optical lens processing. Background Art

[0002] An optical lens is an optical element that plays the role of converging and diverging light, separating light beams, reducing stray light, selecting light, reflecting light, and diverging light beams in the light path. For example, lenses and flat mirrors are widely used in products such as glasses, digital cameras, camcorders, and mobile phones with camera functions. However, after the lens is injection molded, it still needs to be sheared by a lens shearing device to remove the runner material head in order to obtain the required lens.

[0003] The document with Chinese application number: CN201620564809.1 discloses an efficient device for shearing micro-optical lenses, including a base, a pressure gauge, a counter, a base cover, a clamp, a clamping device, a shearing tool, a tool holder, a pillar, a guide block and a control switch; the base is provided with a pressure gauge; the control switch is provided on the side of the base; the base is provided with a counter; the base cover is placed above the base; the clamp is installed above the base cover; the clamp is provided with a clamping device; a pillar is installed at the upper end of the base cover; a shearing tool is installed under the tool holder; a guide block is provided on one side of the tool holder; the pillar is provided with a convex guide rail; a guide block is connected between the tool holder and the pillar, but in actual use, the flow channel material head will pop out during shearing, thereby causing harm to surrounding personnel. Utility Model Content

[0004] The utility model aims to solve the problem of runner material heads jumping out during shearing and provides a high-efficiency shearing device for processing optical lenses.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a high-efficiency shearing device for processing optical lenses, comprising a working plate, a fixing frame is connected to the top of the working plate, a threaded rod is rotatably connected to the fixing frame, the outer wall of the threaded rod is threadedly connected to a threaded seat, one side of the threaded seat is connected to a connecting plate, a cylinder is fixedly installed on the top of the connecting plate, the cylinder top rod passes through the connecting plate and is connected to a protective device, the protective device comprises an upper guard plate, a shearing module is arranged inside the upper guard plate, a sliding groove is opened at the bottom of the upper guard plate, a lower guard plate is slidably connected in the sliding groove, a plurality of fixed grooves are opened at the top of the lower guard plate, and a fixed rod is slidably connected in the fixed groove, and a first spring is sleeved on the outer wall of the fixed rod.

[0006] As a further description of the above technical solution:

[0007] One end of the fixing rod is connected to one side of the inner wall of the sliding groove, and two ends of the first spring are respectively connected to one side of the sliding groove and the top of the lower guard plate, and the top of the upper guard plate is connected to the cylinder top rod.

[0008] As a further description of the above technical solution:

[0009] Two limiting grooves are arranged inside the fixing groove, and a limiting rod is slidably connected in the limiting groove, and one end of the limiting rod is connected to the outer wall of the fixing rod.

[0010] As a further description of the above technical solution:

[0011] A motor is fixedly installed on the top of the fixing frame, and the motor output shaft extends into the fixing frame and is connected to one end of the threaded rod, and two sliding sleeves are embedded in the threaded seat, and a long sliding rod is slidably connected in the sliding sleeve, and the two ends of the long sliding rod are respectively connected to the two sides of the inner wall of the fixing frame, and the two sides of the threaded seat are slidably connected to the inner wall of the fixing frame.

[0012] As a further description of the above technical solution:

[0013] A demoulding device is connected to the top of the working plate, and the demoulding device includes a placing template and a base plate, the outer walls of the placing template are respectively connected to two upper fixed blocks and two sliding sleeve seats, the outer wall of the base plate is connected to multiple lower fixed blocks, an electric push rod is connected between the upper fixed block and the corresponding lower fixed block, and a short sliding rod is slidably connected in the sliding sleeve seat, multiple connecting cylinders are connected to the top of the base plate, and a sliding rod is slidably connected to the inner wall of the connecting cylinder, one end of the sliding rod is connected to a second spring, the other end of the second spring is connected to one side of the inner wall of the connecting cylinder, and the top of the sliding rod is connected to a support plate.

[0014] As a further description of the above technical solution:

[0015] One end of the short sliding rod is connected to the top of the lower fixed block corresponding to the sliding sleeve seat, the bottom of the base plate is connected to the top of the working plate, the placement template is provided with a plurality of mold grooves, and the inner wall of the mold groove is slidably connected to the outer wall of the support plate.

[0016] In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0017] 1. In the utility model, a protective device is provided, and when the cylinder push rod moves downward, the upper guard plate is driven downward, and then the lower guard plate is driven downward, so that the lower guard plate and the upper guard plate cover the shearing area, and then when the runner head jumps out during shearing, it should be blocked by the upper guard plate and the lower guard plate, so as to avoid the runner head jumping out to cause harm to the surrounding personnel, and the safety of production is ensured by the device.

[0018] 2. In the utility model, a demoulding device is provided, and the template is driven downward by an electric push rod, and then the elasticity of the second spring causes the sliding rod to drive the support plate to eject the lens, thereby making the device more convenient to operate, and the top lens is conducive to better collection, thereby improving the efficiency of the device during production. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a three-dimensional structural schematic diagram of a high-efficiency shearing device for processing optical lenses proposed by the utility model;

[0020] Figure 2 This is a schematic diagram of the protective device structure of a high-efficiency shearing device for optical lens processing proposed by the utility model;

[0021] Figure 3 The utility model proposes a high-efficiency shearing device for processing optical lenses. Figure 2 The enlarged structural diagram of part A in the middle;

[0022] Figure 4 This is a schematic diagram of the structure of a demoulding device of a high-efficiency shearing device for optical lens processing proposed by the utility model;

[0023] Figure 5 The utility model is a schematic diagram of the connecting tube structure of a high-efficiency shearing device for processing optical lenses.

[0024] Legend: 1. Cylinder; 2. Connecting plate; 3. Motor; 4. Fixing frame; 5. Threaded seat; 6. Threaded rod; 7. Long sliding rod; 8. Protective device; 801. Upper guard plate; 802. Sliding groove; 803. Lower guard plate; 804. Fixing rod; 805. First spring; 806. Limiting rod; 807. Fixing groove; 808. Limiting groove; 9. Demolding device; 901. Template placement; 902. Upper fixing block; 903. Bottom plate; 904. Lower fixing block; 905. Connecting tube; 906. Short sliding rod; 907. Electric push rod; 908. Sliding sleeve seat; 909. Support plate; 910. Second spring; 911. Sliding rod; 10. Working plate. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-5The utility model provides a technical solution: an efficient shearing device for processing optical lenses, including a working plate 10, a fixing frame 4 is connected to the top of the working plate 10, a threaded rod 6 is rotatably connected inside the fixing frame 4, a threaded seat 5 is threadedly connected to the outer wall of the threaded rod 6, a connecting plate 2 is connected to one side of the threaded seat 5, a cylinder 1 is fixedly installed on the top of the connecting plate 2, a top rod of the cylinder 1 passes through the connecting plate 2 and is connected to a protective device 8, the protective device 8 includes an upper guard plate 801, a shearing module is arranged inside the upper guard plate 801, a sliding groove 802 is opened at the bottom of the upper guard plate 801, a lower guard plate 803 is slidably connected in the sliding groove 802, a plurality of fixed grooves 807 are opened at the top of the lower guard plate 803, and a fixed rod 804 is slidably connected in the fixed groove 807, and the outer wall of the fixed rod 804 is sleeved with a There is a first spring 805, one end of the fixed rod 804 is connected to one side of the inner wall of the sliding groove 802, and the two ends of the first spring 805 are respectively connected to one side of the sliding groove 802 and the top of the lower guard plate 803, and the top of the upper guard plate 801 is connected to the top rod of the cylinder 1, two limit grooves 808 are arranged inside the fixed groove 807, and the limit groove 808 is slidably connected with the limit rod 806, one end of the limit rod 806 is connected to the outer wall of the fixed rod 804, and the motor 3 is fixedly installed on the top of the fixed frame 4, the output shaft of the motor 3 extends into the fixed frame 4 and is connected to one end of the threaded rod 6, and two sliding sleeves are embedded in the threaded seat 5, and a long sliding rod 7 is slidably connected in the sliding sleeve, and the two ends of the long sliding rod 7 are respectively connected to the two sides of the inner wall of the fixed frame 4, and the two sides of the threaded seat 5 are slidably connected to the inner wall of the fixed frame 4.

[0027] In a specific implementation manner, by setting a first spring 805, through the elastic force of the first spring 805, the lower guard plate 803 can be tightly attached to the working plate 10, thereby improving the airtightness and thus improving the protective function; by setting a fixing rod 804, the first spring 805 is prevented from bending when compressed, thereby preventing the bending from affecting the rebound effect of the first spring 805; by setting a limiting rod 806 to slide in the limiting groove 808, the limiting groove 808 limits the limiting rod 806, thereby preventing the lower guard plate 803 from sliding out of the sliding groove 802 and affecting the normal operation of the device.

[0028] The top of the working plate 10 is connected to a demoulding device 9, which includes a placing template 901 and a bottom plate 903. The outer wall of the placing template 901 is respectively connected to two upper fixing blocks 902 and two sliding sleeve seats 908. The outer wall of the bottom plate 903 is connected to a plurality of lower fixing blocks 904. An electric push rod 907 is connected between the upper fixing block 902 and the corresponding lower fixing block 904. A short sliding rod 906 is slidably connected in the sliding sleeve seat 908. A plurality of connecting tubes 905 are connected to the top of the bottom plate 903. The inner wall of 905 is slidably connected to a sliding rod 911, one end of the sliding rod 911 is connected to a second spring 910, the other end of the second spring 910 is connected to one side of the inner wall of the connecting tube 905, and the top of the sliding rod 911 is connected to a support plate 909, one end of the short sliding rod 906 is connected to the top of the lower fixed block 904 corresponding to the sliding sleeve seat 908, the bottom of the bottom plate 903 is connected to the top of the working plate 10, and a plurality of mold grooves are provided for placing the template 901, and the inner wall of the mold groove is slidably connected to the outer wall of the support plate 909.

[0029] In a specific implementation manner, a short sliding rod 906 is provided and a sliding sleeve seat 908 slides inside the short sliding rod 906, so that the placement template 901 is more stable when moving, and the left and right deviation affecting the operation is avoided. A second spring 910 is provided and the elasticity of the second spring 910 is used to avoid hard contact during shearing, and a certain elastic support can be provided to avoid damage to the lens.

[0030] Working principle: When in use, place the lens on the placement template 901, drive the upper guard plate 801 downward through the cylinder 1, and then drive the lower guard plate 803 downward through the upper guard plate 801, so that the upper guard plate 801 and the lower guard plate 803 cover the shearing area to prevent the runner material head from jumping out and causing harm to the surrounding personnel during shearing, and then use the shearing module in the upper guard plate 801 to shear the lens. After the shearing is completed, drive the placement template 901 downward through the electric push rod 907, so that the internal lens is ejected through the support plate 909, which makes it easier to collect the lenses.

[0031] In this application, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance; the term "plurality" refers to two or more, unless otherwise clearly defined. The terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; "connected" can be a direct connection or an indirect connection through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances;

[0032] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A high-efficiency shearing device for processing optical lenses, comprising a working plate (10), characterized in that: The top of the working plate (10) is connected to a fixing frame (4), a threaded rod (6) is rotatably connected inside the fixing frame (4), the outer wall of the threaded rod (6) is threadedly connected to a threaded seat (5), one side of the threaded seat (5) is connected to a connecting plate (2), a cylinder (1) is fixedly installed on the top of the connecting plate (2), the top rod of the cylinder (1) passes through the connecting plate (2) and is connected to a protective device (8), the protective device (8) comprises an upper guard plate (801), a shearing module is arranged inside the upper guard plate (801), a sliding groove (802) is provided at the bottom of the upper guard plate (801), a lower guard plate (803) is slidably connected inside the sliding groove (802), a plurality of fixing grooves (807) are provided at the top of the lower guard plate (803), and a fixing rod (804) is slidably connected inside the fixing groove (807), and a first spring (805) is sleeved on the outer wall of the fixing rod (804).

2. A high-efficiency shearing device for processing optical lenses according to claim 1, characterized in that: One end of the fixed rod (804) is connected to one side of the inner wall of the sliding groove (802), and two ends of the first spring (805) are respectively connected to one side of the sliding groove (802) and the top of the lower guard plate (803), and the top of the upper guard plate (801) is connected to the top rod of the cylinder (1).

3. The high-efficiency shearing device for processing optical lenses according to claim 1, characterized in that: Two limiting grooves (808) are provided inside the fixing groove (807), and a limiting rod (806) is slidably connected inside the limiting groove (808), and one end of the limiting rod (806) is connected to the outer wall of the fixing rod (804).

4. The high-efficiency shearing device for processing optical lenses according to claim 1, characterized in that: A motor (3) is fixedly mounted on the top of the fixing frame (4), an output shaft of the motor (3) extends into the fixing frame (4) and is connected to one end of a threaded rod (6), two sliding sleeves are embedded in the threaded seat (5), and a long sliding rod (7) is slidably connected in the sliding sleeve, two ends of the long sliding rod (7) are respectively connected to two sides of the inner wall of the fixing frame (4), and two sides of the threaded seat (5) are slidably connected to the inner wall of the fixing frame (4).

5. The high-efficiency shearing device for processing optical lenses according to claim 1, characterized in that: The top of the working plate (10) is connected to a demoulding device (9), and the demoulding device (9) comprises a placement template (901) and a bottom plate (903). The outer wall of the placement template (901) is respectively connected to two upper fixing blocks (902) and two sliding sleeve seats (908). The outer wall of the bottom plate (903) is connected to a plurality of lower fixing blocks (904). An electric push rod (904) is connected between the upper fixing blocks (902) and the corresponding lower fixing blocks (904). 7), and a short sliding rod (906) is slidably connected inside the sliding sleeve seat (908), a plurality of connecting tubes (905) are connected to the top of the bottom plate (903), a sliding rod (911) is slidably connected to the inner wall of the connecting tube (905), one end of the sliding rod (911) is connected to a second spring (910), the other end of the second spring (910) is connected to one side of the inner wall of the connecting tube (905), and the top of the sliding rod (911) is connected to a support plate (909).

6. A high-efficiency shearing device for processing optical lenses according to claim 5, characterized in that: One end of the short sliding rod (906) is connected to the top of the lower fixed block (904) corresponding to the sliding sleeve seat (908), the bottom of the base plate (903) is connected to the top of the working plate (10), and the placement template (901) is provided with a plurality of mold grooves, and the inner wall of the mold groove is slidably connected to the outer wall of the support plate (909).

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