UV curing oven

Abstract

The utility model discloses a UV (ultraviolet) curing oven which comprises a rack, a conveying assembly used for conveying workpieces to be subjected to dispensing curing is arranged on the rack, the conveying assembly comprises a first conveying unit and a second conveying unit, the first conveying unit and the second conveying unit are identical in structure, and feeding ports of the first conveying unit and the second conveying unit are arranged in opposite directions; the three-axis glue dispensing assembly is arranged at a feeding port of the first conveying unit and a feeding port of the second conveying unit, and the three-axis glue dispensing assembly can carry out glue dispensing on the workpieces placed and conveyed on the first conveying unit and the second conveying unit; the curing assembly is arranged on the rack and located between the two three-axis dispensing assemblies, the curing assembly is located over the conveying assembly, and the curing assembly can cure the glue solution of the workpiece on the conveying assembly; the UV curing oven can solve the problems that a traditional UV curing oven cannot conduct glue dripping curing on the front face and the back face of a workpiece on one device at the same time, and the workpiece machining efficiency is low.

Description

Technical Field

[0001] The utility model relates to the technical field of curing furnaces, in particular to a UV curing furnace. Background Art

[0002] UV curing ovens are used in many fields such as electronic manufacturing, semiconductors, biomedicine, aerospace, etc. The principle of UV curing is to add photoinitiators to specially formulated resins, which absorb high-intensity ultraviolet light in ultraviolet (UV) light curing equipment to generate free radicals or ion radicals, thereby initiating polymerization, cross-linking and grafting reactions, and converting the resin from liquid to solid within seconds. However, traditional UV curing ovens cannot perform glue curing on the front and back sides of the workpiece on one device at the same time, resulting in low workpiece processing efficiency. Utility Model Content

[0003] In order to overcome the above disadvantages, the purpose of the utility model is to provide a UV curing oven.

[0004] In order to achieve the above objectives, the technical solution adopted by the utility model includes:

[0005] A frame, wherein a conveying assembly for conveying a workpiece to be glued and cured is arranged on the frame, wherein the conveying assembly comprises a first conveying unit and a second conveying unit having the same structure, wherein the feed ports of the first conveying unit and the second conveying unit are arranged in opposite directions;

[0006] A three-axis dispensing assembly is arranged at the feed inlets of the first conveying unit and the second conveying unit, and the three-axis dispensing assembly can dispense glue to the workpieces placed and conveyed on the first conveying unit and the second conveying unit;

[0007] A curing component is arranged on the frame between the two three-axis dispensing components. The curing component is located directly above the conveying component. The curing component can cure the glue on the workpiece on the conveying component.

[0008] In the preferred technical solution of the above-mentioned UV curing furnace, the first conveying unit or the second conveying unit includes:

[0009] A conveyor frame, on which a conveyor belt is installed;

[0010] A driving motor drives the conveyor belt to rotate via a pulley.

[0011] In the preferred technical solution of the above-mentioned UV curing furnace, a baffle is installed on the inner side of the conveying frame, the baffle is located at the three-axis dispensing assembly, and the frame is installed with a lifting cylinder at the baffle.

[0012] In the preferred technical solution of the above-mentioned UV curing furnace, the three-axis dispensing assembly includes: a first three-axis linear module and a dispensing head arranged on the first three-axis linear module.

[0013] In the preferred technical solution of the above-mentioned UV curing furnace, the curing component includes:

[0014] A curing furnace body, wherein a furnace cavity is formed in the curing furnace body, the curing furnace body is arranged on the frame, and the first conveying unit and the second conveying unit are located in the furnace cavity;

[0015] A UV light source, the UV light source is installed in the furnace cavity, and the UV light source is used to cure the glue on the surface of the workpiece;

[0016] A heat dissipation fan is arranged on the side of the curing furnace body and is connected to the furnace cavity.

[0017] In the preferred technical solution of the above-mentioned UV curing furnace, it also includes a conveying component, which is arranged on the frame at the discharge port of the first conveying unit and the feed port of the second conveying unit. The conveying component is used to convey the workpiece from the discharge port of the first conveying unit to the feed port of the second conveying unit, and can turn the workpiece over.

[0018] In the preferred technical solution of the above-mentioned UV curing furnace, the transport assembly includes:

[0019] A second three-axis linear module is configured at the discharge port of the first conveying unit and the feed port of the second conveying unit;

[0020] A receiving plate, wherein the receiving plate is mounted on the second three-axis linear module and is driven by the second three-axis linear module;

[0021] A rotary cylinder is installed on the receiving plate, and a clamping member for clamping the workpiece is installed at the rotating shaft end of the rotary cylinder.

[0022] In the preferred technical solution of the above-mentioned UV curing furnace, the clamping member is a clamping claw cylinder.

[0023] The beneficial effect of the utility model is that the front side of the workpiece is conveyed and cured by the first conveying unit and the UV light source, and then the workpiece is transported to the second conveying unit and turned over by the second three-axis linear module and the clamping claw cylinder, and the workpiece is conveyed by the second conveying unit, and the surface glue is cured under the action of the UV light source; through this arrangement, the application can quickly dispense glue and cure on both sides of the workpiece, avoiding damage to the workpiece during transportation, and ensuring the production quality of the workpiece while improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0025] Figure 2 It is a top view of the utility model;

[0026] In the figure: frame 1, first conveying unit 2, feed port 21, discharge port 22, conveying frame 23, second conveying unit 3, three-axis dispensing assembly 4, first three-axis linear module 41, dispensing head 42, baffle 5, curing furnace body 51, cooling fan 52, second three-axis linear module 61, receiving plate 62, rotating cylinder 63, clamping part 64. DETAILED DESCRIPTION

[0027] The preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only used to explain the technical principles of the present invention and are not intended to limit the protection scope of the present invention.

[0028] It should be noted that in the description of the present invention, the terms "upper", "lower", "left", "right", "front", "rear" and the like indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for the convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0029] In addition, it should be noted that in the description of the present invention, unless otherwise clearly specified and limited, the terms "disposed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0030] like Figure 1 to Figure 2 As shown, the UV curing furnace of the utility model comprises: a frame 1, on which a conveying assembly for conveying a workpiece to be glued and cured is arranged, the conveying assembly comprises a first conveying unit 2 and a second conveying unit 3 of the same structure, wherein the feed ports 21 of the first conveying unit 2 and the second conveying unit 3 are arranged in opposite directions; a three-axis glue dispensing assembly 4, arranged at the feed ports 21 of the first conveying unit 2 and the second conveying unit 3, the three-axis glue dispensing assembly 4 can dispense glue to the workpiece placed and conveyed on the first conveying unit 2 and the second conveying unit 3; a curing assembly, arranged on the frame 1 between the two three-axis glue dispensing assemblies 4, the curing assembly is located directly above the conveying assembly, and the curing assembly can cure the glue on the workpiece on the conveying assembly.

[0031] See also Figure 1 , Figure 2 The first conveying unit 2 and the second conveying unit 3 have the same structure. The first conveying unit 2 and the second conveying unit 3 are arranged side by side on the frame 1. The first conveying unit 2 and the second conveying unit 3 both have a feed port 21 and a discharge port 22, wherein the feed port 21 of the first conveying unit 2 and the discharge port 22 of the second conveying unit 3 are located at the same end, and the discharge port 22 of the first conveying unit 2 and the feed port 21 of the second conveying unit 3 are located at the same end.

[0032] See also Figure 1 The three-axis dispensing component 4 can drive the dispensing head 42 to move in the X-axis, Y-axis and Z-axis directions. The three-axis dispensing component 4 has two, one is set at the feed port 21 of the first conveying unit 2, and the other is set at the feed port 21 of the second conveying unit 3. The two three-axis dispensing components 4 are both configured between the first conveying unit 2 and the second conveying unit 3.

[0033] See also Figure 1 The curing component is horizontally mounted on the first conveying unit 2 and the second conveying unit 3 on the frame 1. The curing component can cure the glue on the front side of the workpiece of the first conveying unit 2 and the glue on the back side of the workpiece of the second conveying unit 3 respectively.

[0034] When the glue is dripped and cured on the front side of the workpiece, the front side of the workpiece is first placed on the feed port 21 of the first conveying unit 2. Under the action of the first conveying unit 2, the workpiece is located at the three-axis glue dispensing component 4. After the three-axis glue dispensing component 4 completes glue dispensing on the front side of the workpiece, it is transported to the curing component by the first conveying unit 2. The curing component cures the glue, and then the workpiece is transported to the discharge port 22 of the first conveying unit 2.

[0035] When the workpiece is being glued and cured, the workpiece at the discharge port 22 of the first conveying unit 2 is transported and turned over and placed at the feed port 21 of the second conveying unit 3. Under the action of the second conveying unit 3, the workpiece is located at the three-axis glue dispensing component 4. After the three-axis glue dispensing component 4 completes glue dispensing on the back of the workpiece, it is transported to the curing component by the second conveying unit 3. The curing component cures the glue, and then the workpiece is transported to the discharge port 22 of the second conveying unit 3. Through this arrangement, the present application can quickly dispense glue and cure on both sides of the workpiece, avoid damage to the workpiece during transportation, and ensure the production quality of the workpiece while improving production efficiency.

[0036] In one or more embodiments, the first conveying unit 2 or the second conveying unit 3 includes: a conveying frame 23, on which a conveying belt is installed; and a driving motor, which drives the conveying belt to rotate via a pulley.

[0037] See also Figure 1When the first conveying unit 2 or the second conveying unit 3 conveys the workpiece, the driving motor is first controlled to work, and the driving motor drives the conveyor belt to rotate through the pulley, so that the workpieces placed on the two conveyor belts can be driven forward, which has the characteristics of convenient operation and simple structure.

[0038] In one or more embodiments, a baffle 5 is installed on the inner side of the conveying frame 23 , the baffle 5 is located at the three-axis dispensing assembly 4 , and a lifting cylinder is installed at the baffle 5 of the frame 1 .

[0039] The accompanying drawings do not show the lifting cylinder. There are four baffles 5, which are located at four corners of the workpiece on the conveying frame 23. The baffles 5 are installed on the conveying frame 23 by bolts, so that the spacing between multiple baffles 5 can be adjusted to meet the use requirements of different workpieces.

[0040] When the three-axis dispensing assembly 4 dispenses glue to the workpiece, the conveyor belt is first controlled to stop working, and the workpiece is lifted up by the lifting cylinder until it contacts the four baffles 5 to ensure the accuracy of the three-axis dispensing assembly 4 on the workpiece dispensing position and improve the production quality of the workpiece. After the dispensing is completed, the workpiece is controlled by the lifting cylinder to move down to the two conveyor belts. The operation is simple.

[0041] In one or more embodiments, the three-axis dispensing assembly 4 includes: a first three-axis linear module 41 and a dispensing head 42 disposed on the first three-axis linear module 41 .

[0042] See also Figure 1 The first three-axis linear module 41 includes an X-axis linear module, a Y-axis linear module and a Z-axis linear module. The Y-axis linear module is fixed on the frame 1, the X-axis linear module is vertically arranged on the Y-axis linear module, and the Z-axis linear module is arranged on the X-axis linear module. The Y-axis linear module can drive the X-axis linear module and the Z-axis linear module to move along the Y-axis direction, that is, to move along the direction in which the workpiece is conveyed. The X-axis linear module can control the Z-axis linear module and the dispensing head 42 to move along the X-axis direction, and the Z-axis linear module can control the dispensing head 42 to move along the Z-axis direction; the linear module is a mature technology, and the specific models of the X-axis linear module, the Y-axis linear module and the Z-axis linear module can be selected from GGK50, GGK60, GGK86, and GGK100.

[0043] In one or more embodiments, the curing assembly includes: a curing furnace body 51, a furnace cavity is formed in the curing furnace body 51, the curing furnace body 51 is arranged on the frame 1, and the first conveying unit 2 and the second conveying unit 3 are located in the furnace cavity; a UV light source, the UV light source is installed in the furnace cavity, and the UV light source is used to cure the glue on the surface of the workpiece; a heat dissipation fan 52, the heat dissipation fan 52 is arranged on the side of the curing furnace body 51 and connected to the furnace cavity.

[0044] See also Figure 1 There are two groups of UV light sources in the furnace cavity of the curing furnace body 51, one group of UV light sources corresponds to the workpiece on the first conveying unit 2, and the other group of UV light sources corresponds to the workpiece on the second conveying unit 3. The two groups of UV light sources have different control systems.

[0045] When curing the glue on the workpiece, the conveyor belt conveys the workpiece to the bottom of the UV light source, and the UV light source irradiates the glue for a predetermined time to cure the resin. When the UV light source is working, the cooling fan 52 works synchronously to dissipate the heat of the UV light source and extend the service life of the equipment.

[0046] In one or more embodiments, it also includes a transport component, which is configured on the frame 1 at the outlet 22 of the first conveying unit 2 and the feed port 21 of the second conveying unit 3. The transport component is used to transport the workpiece from the outlet 22 of the first conveying unit 2 to the feed port 21 of the second conveying unit 3, and can turn the workpiece over; the transport component includes: a second three-axis linear module 61, which is configured at the outlet 22 of the first conveying unit 2 and the feed port 21 of the second conveying unit 3; a receiving plate 62, the receiving plate 62 is installed on the second three-axis linear module 61 and is driven by the second three-axis linear module 61; a rotating cylinder 63, the rotating cylinder 63 is installed on the receiving plate 62, and the rotating shaft end of the rotating cylinder 63 is installed with a clamping member 64 for clamping the workpiece; the clamping member 64 is a claw cylinder.

[0047] See also Figure 1 The second three-axis linear module 61 includes an X-axis linear module, a Y-axis linear module and a Z-axis linear module, wherein the carrier plate is installed on the Z-axis linear module, and the second three-axis linear module 61 can control the carrier plate to move in the X-axis, Y-axis and Z-axis directions.

[0048] When the workpiece at the discharge port 22 of the first conveying unit 2 is transported to the feed port 21 of the second conveying unit 3 and flipped, the second three-axis linear module 61 is first used to control the clamping cylinder to be located at the discharge port 22 of the first conveying unit 2, and the clamping cylinder clamps the workpiece. After that, the second three-axis linear module 61 is used to control the workpiece to move up in the Z-axis direction and move toward the second conveying unit 3 in the X-axis direction. At the same time, the clamping cylinder is flipped by the rotating cylinder 63 to turn the workpiece over, and then the workpiece is placed at the feed port 21 of the second conveying unit 3 by the second three-axis linear module 61. Through this arrangement, manual handling can be replaced and the degree of mechanization can be improved. At the same time, the probability of damage to the workpiece during handling can be reduced, thereby improving the production quality of the workpiece.

[0049] In other possible implementations, the transport component may also be a robot.

[0050] The above implementation modes are only for illustrating the technical concept and features of the utility model, and their purpose is to allow people familiar with this technology to understand the content of the utility model and implement it. It cannot be used to limit the protection scope of the utility model. Any equivalent changes or modifications made according to the spirit of the utility model should be included in the protection scope of the utility model.

Claims

1. A UV curing oven, characterized in that: include: A frame, wherein a conveying assembly for conveying a workpiece to be glued and cured is arranged on the frame, wherein the conveying assembly comprises a first conveying unit and a second conveying unit having the same structure, wherein the feed ports of the first conveying unit and the second conveying unit are arranged in opposite directions; A three-axis dispensing assembly is arranged at the feed inlets of the first conveying unit and the second conveying unit, and the three-axis dispensing assembly can dispense glue to the workpieces placed and conveyed on the first conveying unit and the second conveying unit; A curing component is arranged on the frame between the two three-axis dispensing components. The curing component is located directly above the conveying component. The curing component can cure the glue on the workpiece on the conveying component.

2. The UV curing oven according to claim 1, characterized in that: The first conveying unit or the second conveying unit comprises: A conveyor frame, on which a conveyor belt is installed; A driving motor drives the conveyor belt to rotate via a pulley.

3. The UV curing oven according to claim 1, characterized in that: The three-axis dispensing assembly includes: a first three-axis linear module and a dispensing head arranged on the first three-axis linear module.

4. The UV curing oven according to claim 1, characterized in that: The curing assembly comprises: A curing furnace body, wherein a furnace cavity is formed in the curing furnace body, the curing furnace body is arranged on the frame, and the first conveying unit and the second conveying unit are located in the furnace cavity; A UV light source, the UV light source is installed in the furnace cavity, and the UV light source is used to cure the glue on the surface of the workpiece; A heat dissipation fan is arranged on the side of the curing furnace body and is connected to the furnace cavity.

5. The UV curing oven according to claim 1, characterized in that: It also includes a transport component, which is configured on the frame at the discharge port of the first conveying unit and the feed port of the second conveying unit. The transport component is used to transport the workpiece from the discharge port of the first conveying unit to the feed port of the second conveying unit, and can turn the workpiece over.

6. The UV curing oven according to claim 5, characterized in that: The handling assembly comprises: A second three-axis linear module is configured at the discharge port of the first conveying unit and the feed port of the second conveying unit; A receiving plate, wherein the receiving plate is mounted on the second three-axis linear module and is driven by the second three-axis linear module; A rotary cylinder is installed on the receiving plate, and a clamping member for clamping the workpiece is installed at the rotating shaft end of the rotary cylinder.

7. The UV curing oven according to claim 6, characterized in that: The clamping member is a clamping claw cylinder.

8. The UV curing oven according to claim 2, characterized in that: A baffle is installed on the inner side of the conveying frame, and the baffle is located at the three-axis dispensing assembly. A lifting cylinder is installed on the frame at the baffle.

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