A light-cured lens machine

Abstract

The application relates to the field of lens manufacturing, in particular to a photocuring lens machine which comprises a machine base, a cover, a moving assembly, a light source, a diffuse reflection plate and a positioning block, the cover is fixedly connected to the upper end of the machine base, the lower end of the cover is provided with a channel groove which penetrates the cover along the length direction of the cover, the moving assembly is connected to the upper end of the machine base and is used for conveying a mold, the cover is provided with two installation cavities which are communicated with the channel groove and are arranged on the two sides of the channel groove, the light source is fixedly connected to the inner wall of the installation cavity, the diffuse reflection plate is arranged between the light source and the moving assembly, the positioning block is fixedly connected to the groove bottom of the channel groove, the lower end of the positioning block is provided with a positioning groove which is used for embedding the upper end of the mold, and the distance from the positioning groove to the two light sources is equal. The diffuse reflection plate converts the non-uniform light emitted by the light source into a diffuse uniform area light source, the positioning groove limits the mold, the illumination distribution uniformity is improved, and the production quality is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of lens manufacturing, in particular to a light-curing lens machine. BACKGROUND

[0002] Glasses are closely related to people's normal life, and the development of glasses industry has experienced several generations of exploration and innovation, and has made great progress. At present, the resin lens batch manufacturing process mainly includes heat curing and light curing. Compared with heat curing which takes at least 20 hours, light curing only takes about half an hour, so the curing time is greatly shortened, and it is more and more valued by people.

[0003] The light-curing lens machine uses ultraviolet light or other specific wavelength light source to irradiate liquid photosensitive resin, so that it occurs photopolymerization reaction, thereby curing into a solid lens. Because the uneven distribution of light energy will cause the inconsistent curing depth of the lens, it will cause local stress concentration or warping deformation of the lens, and form material lines (such as stripes, wavy lines or micro-cracks) on the surface or inside of the lens, thereby reducing the production quality of the lens. SUMMARY

[0004] In order to improve the production quality, the present application provides a light-curing lens machine.

[0005] The light-curing lens machine provided by the present application adopts the following technical scheme:

[0006] A light-curing lens machine, comprising a base, a cover, a moving assembly, a light source, a diffuse reflection plate and a positioning block, the cover is fixedly connected to the upper end of the base, the lower end of the cover is provided with a channel groove, the channel groove penetrates through the cover along the length direction of the cover, the moving assembly is connected to the upper end of the base, the moving assembly is used for conveying a mold through the channel groove, the cover is provided with an installation cavity, the installation cavity is communicated with the channel groove, the installation cavity is provided with two, the two installation cavities are respectively arranged on the two sides of the channel groove, the light source is fixedly connected to the inner wall of the installation cavity, the distance from the two light sources to the moving assembly is equal, the diffuse reflection plate is arranged between the light source and the moving assembly, the diffuse reflection plate is connected to the cover, the distance from the two diffuse reflection plates to the moving assembly is equal, the positioning block is fixedly connected to the groove bottom of the channel groove, the lower end of the positioning block is provided with a positioning groove, the positioning groove is used for embedding the upper end of the mold, and the distance from the positioning groove to the two light sources is equal.

[0007] By adopting the above technical scheme, the diffuse reflection plate converts the non-uniform light emitted by the light source into a diffuse uniform area light source, quickly realizes the uniformization of light intensity distribution, reduces the probability of lens material line caused by uneven distribution of light energy, the positioning groove positions the mold, so that the distance from the mold to the light source is equal, the two symmetrical light sources jointly irradiate the mold, improve the uniformity of lens curing, reduce the probability of material line generation, and improve the production quality.

[0008] Preferably, the upper end of the base is provided with a conveying port, the length direction of the conveying port is parallel to the length direction of the channel groove, the moving assembly comprises a bearing plate and a limiting piece, the bearing plate is slidingly connected to the inner wall of the conveying port, the sliding direction of the bearing plate is parallel to the length direction of the conveying port, and the limiting piece is fixedly connected to the upper end of the bearing plate and used for limiting the mold.

[0009] By adopting the above technical scheme, the limiting piece limits the mold, and the conveying port limits the bearing plate, thereby reducing the probability of mold deviation, improving the probability that the distances of the two side light source pieces to the mold are equal, reducing the generation of material lines, and improving production quality.

[0010] Preferably, the limiting piece comprises a support seat and a spring clamp, the upper end of the support seat is provided with a support groove, the upper end of the support seat is used for abutting against the mold, two spring clamps are arranged on the two sides of the support seat respectively, one end of the spring clamp is fixedly connected to the bearing plate, the other end of the spring clamp is provided with a limiting groove, the groove bottom of the limiting groove is used for abutting against the mold, and the spring clamp is used for clamping the mold.

[0011] By adopting the above technical scheme, the support seat supports the mold, the spring clamp clamps the mold, and the limiting groove limits the mold, thereby reducing the probability of mold dumping, facilitating the transportation of the mold, and improving the installation efficiency of the mold.

[0012] Preferably, the limiting piece comprises a support seat and a spring clamp, the upper end of the support seat is provided with a support groove, the upper end of the support seat is used for abutting against the mold, two spring clamps are arranged on the two sides of the support seat respectively, one end of the spring clamp is fixedly connected to the bearing plate, the other end of the spring clamp is provided with a limiting groove, the groove bottom of the limiting groove is used for abutting against the mold, and the spring clamp is used for clamping the mold.

[0013] By adopting the above technical scheme, after the mold enters the channel groove, the positioning groove guides the mold, the elastic block pushes the gasket to abut against the mold, the moving piece drives the mold to move while the mold rotates on the support seat, uniform illumination is achieved, heat dissipation of the mold is facilitated, local heat release is dispersed, heat stress concentration is reduced, the generation of material lines is reduced, and production quality is improved.

[0014] Preferably, the base further comprises a first fan, the upper end of the cover is provided with a ventilation port, the first fan is fixedly connected to the inner wall of the ventilation port, the cover is provided with a ventilation cavity, the groove bottom of the positioning groove is provided with an air outlet, the ventilation port and the air outlet are both communicated with the ventilation cavity, the elastic block is a sponge block, the lower end of the positioning block is provided with an air passage, and the air passage is communicated with the positioning groove.

[0015] By adopting the technical scheme, the first fan rotates to make the gas in the channel groove enter the ventilation cavity through the air vent, the sponge and the air outlet, air exchange of the channel groove is realized, heat dissipation is facilitated, the sponge directly above the mold is contracted to block part of the air outlet and the air vent, the air flow rate of the air outside the periphery of the mold is large, heat dissipation unevenness caused by direct blowing of the air to the surface of the mold is reduced, generation of the material lines is reduced, and production quality is improved.

[0016] Preferably, the machine base is provided with a gas supply cavity, the gas supply cavity is communicated with the conveying port, the bearing plate is provided with an air exchange port, and the air exchange port is arranged on the side of the spring clip away from the support seat.

[0017] By adopting the technical scheme, the gas in the gas supply cavity enters the channel groove through the conveying port and the air exchange port, the channel groove ring body is facilitated, heat dissipation is facilitated, the air flow rate of the air on both sides of the mold is fast, heat dissipation unevenness caused by direct blowing of the air to the surface of the mold is reduced, uniform heat dissipation is facilitated, thermal stress concentration is reduced, generation of the material lines is reduced, and production quality is improved.

[0018] Preferably, the light source member comprises a frame body, a lamp tube and a reflecting plate, the frame body is fixedly connected to the inner wall of the mounting cavity, the lamp tube is fixedly connected to one side of the frame body facing the diffusing plate, a plurality of lamp tubes are arranged, the plurality of lamp tubes are uniformly and spacedly arranged along the height direction of the frame body, the reflecting plate is arranged on the side of the lamp tube away from the diffusing plate, and the reflecting plate is fixedly connected to the frame body.

[0019] By adopting the technical scheme, the lamp tubes are uniformly and spacedly arranged, the uniformity of illumination is improved, the reflecting plate reduces energy loss of the lamp tubes, and resources are saved.

[0020] Preferably, the second fan is further arranged, the upper end of the cover is provided with a heat dissipation port, the heat dissipation port is communicated with the mounting cavity, the heat dissipation port is arranged on the side of the light source member away from the diffusing plate, and the second fan is fixedly connected to the inner wall of the heat dissipation port.

[0021] By adopting the technical scheme, the second fan rotates to dissipate heat of the light source member, instability of the light source caused by excessively high temperature is reduced, stability of the light source is improved, generation of the material lines is reduced, and production quality is improved.

[0022] In summary, the present application has at least one of the following beneficial technical effects:

[0023] The diffusing plate converts non-uniform light emitted by the light source member into diffused uniform surface light source, quickly realizes uniformization of light intensity distribution, reduces the probability that material lines are generated on the lens due to uneven distribution of illumination energy, the positioning groove positions the mold, distances from the mold to the light source members are equal, the two light source members symmetrically irradiate the mold, uniformity of curing of the lens is improved, the probability that the material lines are generated is reduced, and production quality is improved.

[0024] After the mold enters the channel groove, the positioning groove guides the mold, the elastic block pushes the gasket against the mold, the moving piece drives the mold to move, and the mold rotates on the support seat at the same time, which is evenly illuminated, facilitates heat dissipation of the mold, disperses local heat dissipation, reduces thermal stress concentration, reduces the generation of material lines, and improves production quality.

[0025] The gas in the gas supply cavity enters the channel groove after passing through the conveying port and the air exchange port, which facilitates the channel groove ring body, facilitates heat dissipation, the gas flow rate on both sides of the mold is relatively fast, reduces the uneven heat dissipation caused by direct wind blowing on the surface of the mold, facilitates uniform heat dissipation, reduces thermal stress concentration, reduces the generation of material lines, and improves production quality. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is a schematic diagram of the overall structure of a light-cured lens machine.

[0027] Figure 2 It is a schematic diagram of the internal structure of a light-cured lens machine after being cut open.

[0028] Figure 3 It is a schematic diagram of the overall structure of a moving assembly.

[0029] Figure 4 It is a schematic diagram of the overall structure of a limiting piece.

[0030] Figure 5 It is a schematic diagram of the overall structure of a cover, a light source piece, a diffuse reflection plate, an auxiliary assembly, and a heat dissipation assembly.

[0031] Figure 6 It is Figure 2 An enlarged view of position A in FIG.

[0032] BRIEF DESCRIPTION OF DRAWINGS: 1, machine base; 11, conveying groove; 12, conveying port; 13, gas supply cavity; 14, second sliding groove; 2, cover; 21, channel groove; 211, first sliding groove; 22, mounting cavity; 23, third sliding groove; 24, fourth sliding groove; 25, ventilation port; 26, ventilation cavity; 27, heat dissipation port; 28, strip-shaped port; 3, moving assembly; 31, conveying piece; 311, driving shaft; 312, driven shaft; 313, conveying belt; 314, support column; 315, fixed plate; 316, driving motor; 32, bearing plate; 321, magnet; 322, air exchange port; 33, limiting piece; 331, support seat; 3311, support groove; 332, spring clamp; 3321, limiting groove; 4, light source piece; 41, frame body; 42, lamp tube; 43, reflector plate; 5, diffuse reflection plate; 6, auxiliary assembly; 61, positioning block; 611, positioning groove; 612, air outlet; 613, air vent; 62, positioning rod; 621, guide surface; 63, elastic block; 64, gasket; 65, light shield plate; 7, heat dissipation assembly; 71, first fan; 72, second fan; 73, hinged plate. DETAILED DESCRIPTION

[0033] The application will be further described below in conjunction with the accompanying drawings. Figures 1-6 The application will be further described below in conjunction with the accompanying drawings.

[0034] The application discloses a light-cured lens machine. Referring to Figure 1 and Figure 2 The light-cured lens machine comprises a base 1, a cover 2, a moving assembly 3, a light source 4, a diffuse reflection plate 5, an auxiliary assembly 6 and a heat dissipation assembly 7.

[0035] Referring to Figure 2 The cover 2 is fixedly connected to the upper end of the base 1, the length direction of the cover 2 is parallel to the length direction of the base 1, and the lower end of the cover 2 is provided with a channel groove 21 penetrating through the cover 2 along the length direction of the cover 2.

[0036] The moving assembly 3 is used for conveying a mold through the channel groove 21, the upper end of the base 1 is provided with a conveying groove 11, the length direction of the conveying groove 11 is parallel to the length direction of the channel groove 21, the groove bottom of the conveying groove 11 is provided with a conveying port 12, the length direction of the conveying port 12 is parallel to the length direction of the conveying groove 11, the base 1 is provided with a gas supply cavity 13, the gas supply cavity 13 is arranged below the conveying port 12, and the gas supply cavity 13 is communicated with the conveying port 12.

[0037] Referring to Figure 2 and Figure 3 The moving assembly 3 comprises a conveying part 31, a bearing plate 32 and a limiting part 33. The conveying part 31 is provided with two, the two conveying parts 31 are respectively close to both ends of the conveying port 12 in the width direction, the conveying part 31 comprises a driving shaft 311, a driven shaft 312, a conveying belt 313, a support column 314, a fixed plate 315 and a driving motor 316, the driving shaft 311 and the driven shaft 312 are respectively close to both ends of the conveying port 12 in the length direction, the driving shaft 311 and the driven shaft 312 are both rotationally connected to the downward inner wall of the gas supply cavity 13 around the axis thereof, the rotation axes of the driving shaft 311 and the driven shaft 312 are both vertical, the conveying belt 313 is sleeved on the outer periphery of the driving shaft 311 and the driven shaft 312, the support column 314 is fixedly connected to the outer wall of the conveying belt 313, the axis of the support column 314 is vertical, the support column 314 is provided with a plurality of, and the plurality of support columns 314 are uniformly and spacedly arranged along the extension direction of the conveying belt 313. The fixed plate 315 is fixedly connected to the inner wall of the gas supply cavity 13, the fixed plate 315 is arranged below the driving shaft 311, the motor shell of the driving motor 316 is fixedly connected to the fixed plate 315, and the motor shaft of the driving motor 316 is coaxially fixedly connected to the driving shaft 311.

[0038] The bearing plate 32 is slidingly embedded in the conveying groove 11, the sliding direction of the bearing plate 32 is parallel to the length direction of the conveying groove 11, the lower end of the bearing plate 32 is fixedly connected with the magnet 321, the material of the support column 314 is metal iron, the upper end of the support column 314 is used for abutting against the magnet 321, and the relative fixation of the bearing plate 32 and the support column 314 is realized.

[0039] With reference to Figure 4 The limiting piece 33 is used for limiting the mold, a plurality of limiting pieces 33 are evenly and spacedly arranged along the length direction of the bearing plate 32. The limiting piece 33 comprises a support seat 331 and a spring clamp 332, the upper end of the support seat 331 is provided with a support groove 3311 penetrating through the support seat 331 along the width direction of the bearing plate 32, the upper end of the support seat 331 is used for abutting against the mold, the spring clamp 332 is provided with two, the two spring clamps 332 are respectively arranged on the two sides of the support seat 331, one end of the spring clamp 332 is fixedly connected to the bearing plate 32, the other end of the spring clamp 332 is provided with a limiting groove 3321, the slot of the limiting groove 3321 faces the support seat 331, the groove bottom of the limiting groove 3321 is used for abutting against the mold, and the spring clamp 332 is used for clamping the mold.

[0040] With reference to Figure 2 And Figure 4 The bearing plate 32 is provided with an air exchange port 322 penetrating through the bearing plate 32 along the vertical direction, the air exchange port 322 is communicated with the air supply cavity 13, a plurality of air exchange ports 322 are evenly and spacedly arranged along the length direction of the bearing plate 32, the air exchange port 322 is arranged on the side of the spring clamp 332 away from the support seat 331, and one limiting piece 33 is arranged between two adjacent air exchange ports 322.

[0041] With reference to Figure 5 The cover 2 is provided with a mounting cavity 22, the mounting cavity 22 is provided with two, the two mounting cavities 22 are respectively arranged on the two sides of the channel groove 21, the mounting cavity 22 is communicated with the channel groove 21, the light source 4 is provided with two, the light source 4 is arranged in one-to-one correspondence with the mounting cavity 22, and the distances from the two light sources 4 to the bearing plate 32 are equal. The light source 4 comprises a frame body 41, a lamp tube 42 and a reflecting plate 43, the frame body 41 is fixedly connected to the inner wall of the mounting cavity 22, the lamp tube 42 is fixedly connected to the side of the frame body 41 facing the channel groove 21, the length direction of the lamp tube 42 is parallel to the length direction of the cover 2, a plurality of lamp tubes 42 are evenly and spacedly arranged along the height direction of the frame body 41, the reflecting plate 43 is arranged on the side of the lamp tube 42 away from the channel groove 21, and the reflecting plate 43 is fixedly connected to the frame body 41.

[0042] With reference to Figure 2The diffuse reflection plate 5 is arranged between the light source member 4 and the moving assembly 3, the diffuse reflection plate 5 is arranged one by one with the light source member 4, the distance from the two diffuse reflection plates 5 to the conveying groove 11 is equal, the channel groove 21 is fixedly connected with the first sliding groove 211, the length direction of the first sliding groove 211 is parallel to the length direction of the channel groove 21, the first sliding groove 211 is provided with two, the two first sliding grooves 211 abut the opposite groove walls of the channel groove 21 respectively, the upper end of the machine base 1 is fixedly connected with the second sliding groove 14, the length direction of the second sliding groove 14 is parallel to the length direction of the first sliding groove 211, the second sliding groove 14 is provided with two, the second sliding groove 14 is arranged one by one with the first sliding groove 211, the second sliding groove 14 is arranged directly below the first sliding groove 211, the diffuse reflection plate 5 is slidingly connected with the first sliding groove 211 and the second sliding groove 14, the length of the diffuse reflection plate 5 is equal to the length of the channel groove 21.

[0043] Referring to Figure 6 The auxiliary assembly 6 comprises a positioning block 61, a positioning rod 62, an elastic block 63, a gasket 64 and a light shield plate 65.

[0044] Referring to Figure 5 and Figure 6 The positioning block 61 is fixedly connected with the groove bottom of the channel groove 21, the length direction of the positioning block 61 is parallel to the length direction of the channel groove 21, the length of the positioning block 61 is equal to the length of the channel groove 21, the lower end of the positioning block 61 is provided with a positioning groove 611, the length direction of the positioning groove 611 is parallel to the length direction of the positioning block 61, the positioning groove 611 extends to the through positioning block 61 towards both ends, and the positioning groove 611 is used for embedding the upper end of the mold. The positioning rod 62 is fixedly connected with the lower end of the positioning block 61, the positioning rod 62 is provided with four, the four positioning rods 62 are evenly divided into two groups, the two groups of positioning rods 62 are arranged at the two ends of the channel groove 21 respectively, each group of positioning rods 62 is provided with two, the two positioning rods 62 are arranged on the two sides of the positioning groove 611 respectively, the end of the positioning rod 62 facing the positioning groove 611 is provided with a guide surface 621, the distance between the two guide surfaces 621 increases as it approaches the end of the positioning block 61, and the minimum distance between the two guide surfaces 621 is equal to the width of the positioning groove 611.

[0045] Referring to Figure 4 and Figure 6 The height of the lower end of the positioning rod 62 is greater than the height of the spring clamp 332, so as to interfere with the spring clamp 332, and the positioning rod 62 is used for adjusting the position of the mold.

[0046] The elastic block 63 is fixedly connected with the groove bottom of the positioning groove 611, one side of the gasket 64 is fixedly connected with the elastic block 63 away from the groove bottom of the positioning groove 611, the other side of the gasket 64 is used for abutting the mold, the friction force between the gasket 64 and the mold is greater than the friction force between the spring clamp 332 and the mold, the elastic block 63 is provided as a sponge block, and the gasket 64 is provided as a rubber pad.

[0047] Reference Figure 5 Both ends of the cover 2 along its length are fixedly connected to a third slide groove 23 and a fourth slide groove 24. The third slide groove 23 and the fourth slide groove 24 are respectively located on both sides of the channel groove 21. The openings of the third slide groove 23 and the fourth slide groove 24 face the channel groove 21. The length of the third slide groove 23 and the fourth slide groove 24 are both vertical. The light shield 65 is slidably connected to the third slide groove 23 and the fourth slide groove 24. The light shield 65 is used to cover the channel groove 21.

[0048] Reference Figure 2 and Figure 6 The heat dissipation assembly 7 includes a first fan 71, a second fan 72, and a hinge plate 73. The upper end of the cover 2 is provided with a ventilation port 25. There are multiple ventilation ports 25, which are evenly spaced along the length of the cover 2. The cover 2 is provided with a ventilation cavity 26. The bottom of the positioning groove 611 is provided with an air outlet 612. Both the ventilation port 25 and the air outlet 612 are connected to the ventilation cavity 26. The first fan 71 is fixedly connected to the inner wall of the ventilation port 25. The lower end of the positioning block 61 is provided with a vent 613, which is connected to the positioning groove 611. There are multiple vents 613, which are evenly spaced along the length of the positioning block 61.

[0049] The upper end of the housing 2 is provided with a heat dissipation vent 27, which is located on the side of the light source 4 away from the diffuse reflector 5. The heat dissipation vent 27 is connected to the mounting cavity 22. There are multiple heat dissipation vents 27, which are evenly spaced along the length of the housing 2. The second fan 72 is fixedly connected to the inner wall of the heat dissipation vent 27. The two sides of the housing 2 are provided with strip-shaped openings 28, which are connected to the mounting cavity 22. The hinge plate 73 is hinged to the inner wall of the strip-shaped openings 28 and is used to cover the strip-shaped openings 28.

[0050] The implementation principle of a photocurable lens machine according to an embodiment of this application is as follows: a carrier plate 32 is embedded in a conveying groove 11, the carrier plate 32 is fixed relative to a support column 314, a mold is installed on a limiting member 33, a drive motor 316 is started, a conveyor belt 313 moves to convey the carrier plate 32, a positioning rod 62 adjusts the position of the mold, a positioning groove 611 limits the mold, the upper end of the mold abuts against a pad 64, the mold rotates, the light emitted by the lamp tube 42 is scattered by the diffuse reflection plate 5 to make the light more uniform, the first fan 71 and the second fan 72 rotate to ventilate the channel groove 21 and the mounting cavity 22, the air enters the channel groove 21 from the ventilation port 322, and after heat exchange with the air in the channel groove 21, it enters the ventilation cavity 26 from the ventilation ports 613 on both sides of the mold to achieve heat dissipation.

[0051] The above are all preferred embodiments of this application, and are not intended to limit the scope of protection of this application. Therefore, all equivalent changes made in accordance with the structure, shape and principle of this application should be covered within the scope of protection of this application.

Claims

1. A light-cured lens machine characterized by: The utility model provides a mould conveying device, including base (1), cover (2), mobile assembly (3), light source piece (4), diffuse reflection board (5) and locating block (61), cover (2) fixed connection is established on the upper end of base (1), the lower end of cover (2) is equipped with passageway groove (21), passageway groove (21) penetrates cover (2) along the length direction of cover (2), mobile assembly (3) is connected on the upper end of base (1), mobile assembly (3) is used for conveying mould to pass through passageway groove (21), cover (2) is equipped with installation cavity (22), installation cavity (22) is communicated with passageway groove (21), installation cavity (22) is equipped with two, two installation cavity (22) is equipped respectively in the both sides of passageway groove (21), light source piece (4) is fixedly connected to the inner wall of installation cavity (22), and the distance of two light source piece (4) to mobile assembly (3) is equal, diffuse reflection board (5) is located between light source piece (4) and mobile assembly (3), and diffuse reflection board (5) is connected to cover (2), and the distance of two diffuse reflection board (5) to mobile assembly (3) is equal, locating block (61) is fixedly connected to the groove bottom of passageway groove (21), the lower end of locating block (61) is equipped with locating groove (611), and the upper end of mould is embedded for locating groove (611), and the distance of locating groove (611) to two light source piece (4) is equal; The upper end of base (1) is equipped with conveying port (12), and the length direction of conveying port (12) is parallel to the length direction of passageway groove (21), mobile assembly (3) includes bearing plate (32) and limit piece (33), bearing plate (32) is slidably connected to the inner wall of conveying port (12), and the sliding direction of bearing plate (32) is parallel to the length direction of conveying port (12), limit piece (33) is fixedly connected to the upper end of bearing plate (32), and limit piece (33) is used to limit the mould; Limit piece (33) includes support seat (331) and spring clamp (332), the upper end of support seat (331) is equipped with support groove (3311), and the upper end of support seat (331) is used to abut to the mould, spring clamp (332) is equipped with two, two spring clamps (332) are respectively equipped in the both sides of support seat (331), one end of spring clamp (332) is fixedly connected to bearing plate (32), the other end of spring clamp (332) is equipped with limit groove (3321), and the groove bottom of limit groove (3321) is used to abut to the mould, and spring clamp (332) is used to clamp the mould; It further includes elastic block (63) and gasket (64), elastic block (63) is fixedly connected to the groove bottom of locating groove (611), one side of gasket (64) is fixedly connected to the groove bottom of locating groove (611) away from elastic block (63), the other side of gasket (64) is used to abut to the mould, and the friction force of gasket (64) and the mould is greater than the friction force of spring clamp (332) and the mould. Further include a first fan (71), the upper end of the shell (2) is provided with a vent (25), the first fan (71) is fixedly connected to the inner wall of the vent (25), the shell (2) is provided with a ventilation cavity (26), the bottom of the positioning groove (611) is provided with an air outlet (612), the vent (25) and the air outlet (612) are both communicated with the ventilation cavity (26), the elastic block (63) is provided as a sponge block, the lower end of the positioning block (61) is provided with an air vent (613), the air vent (613) is communicated with the positioning groove (611).

2. A photo-curing lens machine according to claim 1, wherein: The machine base (1) is provided with a gas supply cavity (13), the gas supply cavity (13) is communicated with the conveying port (12), the bearing plate (32) is provided with a gas exchange port (322), the gas exchange port (322) is located on the side of the spring clamp (332) away from the support base (331).

3. A photo-curing lens machine according to claim 1, wherein: The light source (4) includes a frame (41), a lamp tube (42) and a reflector (43), the frame (41) is fixedly connected to the inner wall of the mounting cavity (22), the lamp tube (42) is fixedly connected to one side of the frame (41) facing the diffuse reflection plate (5), the lamp tube (42) is provided with a plurality of, a plurality of lamp tubes (42) are uniformly and spaced apart along the height direction of the frame (41), the reflector (43) is located on the side of the lamp tube (42) away from the diffuse reflection plate (5), and the reflector (43) is fixedly connected to the frame (41).

4. The photo-curing lens machine of claim 1, wherein: Further include a second fan (72), the upper end of the shell (2) is provided with a heat dissipation port (27), the heat dissipation port (27) is communicated with the mounting cavity (22), the heat dissipation port (27) is located on the side of the light source (4) away from the diffuse reflection plate (5), and the second fan (72) is fixedly connected to the inner wall of the heat dissipation port (27).

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