Automatic alignment dispensing device

Abstract

The utility model relates to an automatic alignment glue dispensing device which comprises a machine table; a Y-direction centering mechanism; an X-direction centering mechanism; the quick release jig, the Y-direction centering mechanism and the X-direction centering mechanism are matched to realize the movement of the quick release jig in the X-axis direction and the Y-axis direction; the pressing assembly is used for pressing a to-be-dispensed workpiece during dispensing; the dispensing assembly is used for dispensing the workpieces to be dispensed; the centering assembly is used for capturing the dispensing position of the workpiece to be dispensed on the quick release jig; and the curing assembly is used for curing the dispensing glue. According to the automatic alignment dispensing device, the position coordinates of the sensor can be automatically grabbed, the X-direction centering mechanism and the Y-direction centering mechanism are controlled to perform automatic centering, and the automatic dispensing mechanism moves to perform dispensing; the curing light source can be automatically aligned to the dispensing position to irradiate glue for curing, the centering, dispensing and curing procedures can be automatically completed through the device, the labor cost is reduced, the production efficiency is improved, and the purposes of reducing cost and improving efficiency are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of dispensing systems, and in particular to an automatic alignment dispensing device. Background Art

[0002] During the installation process of electronic products, when dispensing operation is required, it is necessary to dispense glue on the products placed on the carrier, and at the same time, the products placed on the carrier need to be clamped. In the past, manual operation was generally used. As electronic devices become more and more complex, there are more and more components assembled on the printed circuit board, and the process requirements for dispensing are also getting higher and higher. Due to low efficiency and high labor intensity of manual operation, and it is often difficult to complete the dispensing operation at the fine positions of complex components, resulting in deviation of the dispensing position, affecting the subsequent assembly of products and unable to guarantee the product quality. In addition, with the rapid development of automation technology, traditional manual dispensing has far been unable to meet the industrial requirements.

[0003] Therefore, there is an urgent need for a device that can meet the requirements of automated dispensing processing. Summary of the Utility Model

[0004] For this reason, the technical problem to be solved by the utility model is to overcome the disadvantages of manual dispensing in the prior art, such as complex operation, slow speed, low accuracy, easy to make mistakes, and unable to perform operations on complex graphics, and even more unable to achieve production automation; moreover, the volume of the sensor is small, and the position where glue needs to be dispensed is also relatively narrow, and manual dispensing is prone to mis-dispensing and making mistakes, thus reducing the yield of products.

[0005] To solve the above technical problems, the utility model provides an automatic alignment dispensing device, including: a machine table; a Y-direction alignment mechanism arranged on the machine table; an X-direction alignment mechanism arranged on the Y-direction alignment mechanism; a quick-release fixture arranged on the X-direction alignment mechanism, and the Y-direction alignment mechanism and the X-direction alignment mechanism cooperate to enable the quick-release fixture to move in two directions of the X-axis and the Y-axis. A workpiece to be dispensed is arranged on the quick-release fixture; a pressing assembly arranged on the machine table, and the pressing assembly is used to press the workpiece to be dispensed during dispensing; a dispensing assembly arranged on the machine table, and the dispensing assembly is used to dispense glue on the workpiece to be dispensed; an alignment assembly arranged on the machine table, and the alignment assembly is used to capture the dispensing position of the workpiece to be dispensed on the quick-release fixture; a curing assembly arranged on the machine table, and the curing assembly is used to cure the dispensed glue.

[0006] In an embodiment of the utility model, a protective cover is arranged outside the machine table, and one side wall of the protective cover is set as an opening for viewing the dispensing progress.

[0007] In an embodiment of the present utility model, the Y-direction centering mechanism includes a lower base plate, a Y-axis driving motor, a Y-axis driving lead screw, and a Y-axis slide plate. The lower base plate and the Y-axis driving motor are fixedly arranged on the machine table. The Y-axis driving lead screw is connected to the Y-axis driving motor. The Y-axis slide plate is connected to the lead screw nut of the Y-axis driving lead screw. The X-direction centering mechanism is arranged on the Y-axis slide plate.

[0008] In an embodiment of the present utility model, the X-direction centering mechanism includes an X-axis driving motor, an X-axis driving lead screw, and an X-axis slide plate. The X-axis driving motor is arranged on the machine table. The X-axis driving lead screw is connected to the X-axis driving motor. The X-axis slide plate is connected to the lead screw nut of the X-axis driving lead screw. The quick-release fixture is arranged on the X-axis slide plate.

[0009] In an embodiment of the present utility model, the quick-release fixture includes a workpiece placement seat, a vertical standing plate, and a plurality of pushing components. The workpiece placement seat and the vertical standing plate are both arranged on the X-direction centering mechanism, and the vertical standing plate is arranged opposite to the workpiece placement seat. There is a gap between the workpiece placement seat and the vertical standing plate. The plurality of pushing components are arranged in a row on the vertical standing plate. A plurality of workpiece placement grooves are arranged on the upper end surface of the workpiece placement seat. The plurality of workpiece placement grooves and the plurality of pushing components are arranged in one-to-one correspondence. The workpiece placement grooves are used for placing workpieces to be dot-glued. The pushing components are used for positioning the workpieces to be dot-glued in the corresponding workpiece placement grooves.

[0010] In an embodiment of the present utility model, the pushing component includes a push block, a moving rod, a limiting ring, and a spring. A through hole one is arranged on the vertical standing plate. The moving rod passes through the through hole one. The push block is connected to the end of the moving rod close to the workpiece placement seat. The limiting ring is fixedly connected to the outer wall of the moving rod, and the limiting ring is located on the side of the vertical standing plate away from the workpiece placement seat. The spring is sleeved on the moving rod, and the spring is arranged between the push block and the vertical standing plate.

[0011] In an embodiment of the present utility model, the pressing component includes a robotic arm, a pressing plate, a rotating shaft, and a connecting plate. The robotic arm is arranged on the machine table. The connecting plate is connected to the robotic arm. The pressing plate is connected to the connecting plate through the rotating shaft. The pressing plate is used for pressing and fixing the workpieces to be dot-glued on the quick-release fixture.

[0012] In an embodiment of the present utility model, the dot-gluing component includes a three-axis moving system and a dot-gluing machine. The three-axis moving system is fixedly arranged on the machine table. The dot-gluing machine is arranged on the three-axis moving system, and the three-axis moving system drives the dot-gluing machine to move in space to achieve dot-gluing.

[0013] In an embodiment of the present utility model, the centering assembly includes a support frame, an X-axis linear module, a Y-axis linear module, and a CCD camera. The X-axis linear module is arranged on the support frame. The slider of the Y-axis linear module is connected to the slider of the X-axis linear module, and the CCD camera is connected to the slider of the Y-axis linear module. The CCD camera is located above the quick-release fixture, and the CCD camera is used to capture the dispensing position of the workpiece to be dispensed on the quick-release fixture.

[0014] In an embodiment of the present utility model, the curing assembly includes a curing support frame and a UV curing lamp. The curing support frame is fixedly arranged on the machine table, and the UV curing lamp is arranged on the curing support frame.

[0015] The above technical solution of the present utility model has the following beneficial effects compared with the prior art:

[0016] For the automatic alignment and dispensing device of the present utility model, the centering camera CCD has a built-in coordinate system, which can automatically capture the coordinate position of the sensor, and feedback the coordinates of the sensor to be dispensed to the control box. The control box issues a centering instruction and controls the X and Y centering mechanisms to perform automatic centering. The pressing mechanism is controlled by a robotic arm and is used to assist in pressing the component to be dispensed during dispensing to fix its position on the sensor. The automatic dispensing mechanism is installed on the sliding guide rail and is controlled by the control box to move for dispensing. The curing light source is also installed on the robotic arm and can automatically align with the dispensing position to irradiate the glue for curing. Through this device, the centering, dispensing, and curing processes can be automatically completed, reducing labor costs and improving production efficiency, achieving the purpose of cost reduction and efficiency increase. Description of the Drawings

[0017] In order to make the content of the present utility model easier to be clearly understood, the following further details the present utility model according to the specific embodiments of the present utility model in conjunction with the drawings, where

[0018] Figure 1 is the overall structural schematic diagram of the automatic alignment and dispensing device in the preferred embodiment of the present utility model;

[0019] Figure 2 is the partial structural schematic diagram of the automatic alignment and dispensing device in the preferred embodiment of the present utility model;

[0020] Figure 3 is the structural schematic of the Y-axis centering mechanism and the X-axis centering mechanism in the preferred embodiment of the present utility model Figure 1 ;

[0021] Figure 4 is the structural schematic of the Y-axis centering mechanism and the X-axis centering mechanism in the preferred embodiment of the present utility model Figure 2 ;

[0022] Figure 5 This is a schematic structural diagram of a quick-release fixture in a preferred embodiment of the present utility model.

[0023] Explanation of reference numerals in the specification drawings: Machine table 1, Y-direction centering mechanism 2, lower bottom plate 21, Y-axis drive motor 22, Y-axis drive lead screw 23, Y-axis slide plate 24, Y-axis guide rail 25, Y-axis slider 26, X-direction centering mechanism 3, X-axis drive motor 31, X-axis drive lead screw 32, X-axis slide plate 33, X-axis guide rail 34, X-axis slider 35, quick-release fixture 4, workpiece placement seat 41, workpiece placement groove 411, vertical standing plate 42, through hole 1 421, pushing component 43, push block 431, circular groove 4311, moving rod 432, limiting ring 433, spring 434, pressing component 5, robotic arm 51, pressing plate 52, rotating shaft 53, connecting plate 54, dispensing component 6, three-axis movement system 61, dispenser 62, centering component 7, support frame 71, X-axis linear module 72, Y-axis linear module 73, CCD camera 74, curing component 8, curing support frame 81, UV curing lamp 82, protective cover 9. Detailed implementation manners

[0024] The following further illustrates the present utility model in conjunction with the accompanying drawings and specific embodiments, so that those skilled in the art can better understand the present utility model and be able to implement it, but the embodiments cited do not limit the present utility model.

[0025] Referring to Figure 1 As shown, the automatic alignment dispensing device of the present utility model includes: a machine table 1, a Y-direction centering mechanism 2, an X-direction centering mechanism 3, a quick-release fixture 4, a pressing component 5, a dispensing component 6, a centering component 7, a curing component 8, and a protective cover 9; the Y-direction centering mechanism 2 is arranged on the machine table 1; the X-direction centering mechanism 3 is arranged on the Y-direction centering mechanism 2; the quick-release fixture 4 is arranged on the X-direction centering mechanism 3, and the Y-direction centering mechanism 2 and the X-direction centering mechanism 3 cooperate to realize the movement of the quick-release fixture 4 in two directions of the X-axis and the Y-axis, and a workpiece to be dispensed is provided on the quick-release fixture 4; the pressing component 5 is arranged on the machine table 1, and the pressing component 5 is used to press the workpiece to be dispensed during dispensing; the dispensing component 6 is arranged on the machine table 1, and the dispensing component 6 is used to dispense glue on the workpiece to be dispensed; the centering component 7 is arranged on the machine table 1, and the centering component 7 is used to capture the dispensing position of the workpiece to be dispensed on the quick-release fixture 4; the curing component 8 is arranged on the machine table 1, and the curing component 8 is used to cure the dispensed glue. The outside of the machine table 1 is covered with a protective cover 9, and one side wall of the protective cover 9 is set as an opening, and the opening is used to view the dispensing progress. The Y-direction centering mechanism 2, the X-direction centering mechanism 3, the quick-release fixture 4, the pressing component 5, the dispensing component 6, the centering component 7, and the curing component 8 are all located within the range covered by the protective cover 9.

[0026] Refer to Figure 3 and 4 As shown, the Y-axis centering mechanism 2 includes a lower base plate 21, a Y-axis driving motor 22, a Y-axis driving lead screw 23, and a Y-axis slide plate 24. The lower base plate 21 and the Y-axis driving motor 22 are fixedly arranged on the machine table 1. The Y-axis driving lead screw 23 is connected to the Y-axis driving motor 22. The Y-axis slide plate 24 is connected to the lead screw nut of the Y-axis driving lead screw 23. The X-axis centering mechanism 3 is arranged on the Y-axis slide plate 24. Two symmetrically and parallelly arranged Y-axis guide rails 25 are provided on the lower base plate 21. The two symmetrically and parallelly arranged Y-axis guide rails 25 are respectively located on both sides of the Y-axis driving lead screw 23, and the Y-axis guide rails 25 are parallel to the Y-axis driving lead screw 23. A Y-axis slider 26 is connected to the lower end surface of the Y-axis slide plate 24. The Y-axis slider 26 is arranged on the Y-axis guide rail 25, and the Y-axis slider 26 can slide along the Y-axis guide rail 25.

[0027] Refer to Figure 3 and 4 As shown, the X-axis centering mechanism 3 includes an X-axis driving motor 31, an X-axis driving lead screw 32, and an X-axis slide plate 33. The X-axis driving motor 31 is arranged on the machine table 1. The X-axis driving lead screw 32 is connected to the X-axis driving motor 31. The X-axis slide plate 33 is connected to the lead screw nut of the X-axis driving lead screw 32. The quick-release jig 4 is arranged on the X-axis slide plate 33. The X-axis driving lead screw 32 and the Y-axis driving lead screw 23 are perpendicularly arranged. Two symmetrically and parallelly arranged X-axis guide rails 34 are provided on the Y-axis slide plate 24. The two symmetrically and parallelly arranged X-axis guide rails 34 are respectively located on both sides of the X-axis driving lead screw 32, and the X-axis driving lead screw 32 is parallel to the X-axis guide rails 34. An X-axis slider 35 is connected to the X-axis slide plate 33. The X-axis slider 35 is arranged on the X-axis guide rail 34, and the X-axis slider 35 can slide along the X-axis guide rail 34.

[0028] Refer to Figure 4 and 5 As shown, the quick-release jig 4 includes a workpiece placement seat 41, a vertical upright plate 42, and a plurality of pushing components 43. The workpiece placement seat 41 and the vertical upright plate 42 are both arranged on the X-axis centering mechanism 3, and the vertical upright plate 42 is arranged opposite to the workpiece placement seat 41. A gap is provided between the workpiece placement seat 41 and the vertical upright plate 42. The plurality of pushing components 43 are arranged in a row on the vertical upright plate 42. A plurality of workpiece placement grooves 411 are provided on the upper end surface of the workpiece placement seat 41. The plurality of workpiece placement grooves 411 and the plurality of pushing components 43 are arranged in one-to-one correspondence. The workpiece placement grooves 411 are used for placing workpieces to be dot-glued, and the pushing components 43 are used for positioning the workpieces to be dot-glued in the corresponding workpiece placement grooves 411.

[0029] Refer to Figure 5As shown, the pushing component 43 includes a pushing block 431, a moving rod 432, a limiting ring 433 and a spring 434. A first through hole 421 is provided on the vertical upright plate 42. The moving rod 432 passes through the first through hole 421. The pushing block 431 is connected to the end of the moving rod 432 close to the workpiece placement seat 41. The limiting ring 433 is fixedly connected to the outer wall of the moving rod 432, and the limiting ring 433 is located on the side of the vertical upright plate 42 away from the workpiece placement seat 41. The spring 434 is sleeved on the moving rod 432, and the spring 434 is arranged between the pushing block 431 and the vertical upright plate 42. Preferably, the pushing block 431 is cylindrical, and a circular groove 4311 is provided on the end face of the pushing block 431 close to the workpiece placement seat 41. The circular groove 4311 is located at the center of the pushing block 431. One end of the workpiece to be dispensed with glue is embedded in the circular groove 4311. The moving rod 432 is a cylindrical rod, the first through hole 421 is a circular through hole, and the diameter of the first through hole 421 is larger than the diameter of the moving rod 432, so that the moving rod 432 can move in the first through hole 421. After the workpiece to be dispensed with glue is placed in the workpiece placement groove 411, the compressed spring 434 is released. Under the action of the elastic restoring force of the spring 434, the pushing block 431 abuts against the workpiece to be dispensed with glue.

[0030] Referring to Figure 2 As shown, the pressing component 5 includes a robotic arm 51, a pressing plate 52, a rotating shaft 53 and a connecting plate 54. The robotic arm 51 is arranged on the machine table 1. The connecting plate 54 is connected to the robotic arm 51. The pressing plate 52 is connected to the connecting plate 54 through the rotating shaft 53. The pressing plate 52 is used to press and fix the workpiece to be dispensed with glue on the quick-release fixture 4.

[0031] Referring to Figure 2 As shown, the dispensing component 6 includes a three-axis movement system 61 and a dispenser 62. The three-axis movement system 61 is fixedly arranged on the machine table 1. The dispenser 62 is arranged on the three-axis movement system 61, and the three-axis movement system 61 drives the dispenser 62 to move in space to achieve dispensing.

[0032] Referring to Figure 2 As shown, the centering component 7 includes a support frame 71, an X-axis linear module 72, a Y-axis linear module 73 and a CCD camera 74. The X-axis linear module 72 is arranged on the support frame 71. The Y-axis linear module 73 is connected to the slider of the X-axis linear module 72. The CCD camera 74 is connected to the slider of the Y-axis linear module 73. The CCD camera 74 is located above the quick-release fixture 4, and the CCD camera 74 is used to capture the dispensing position of the workpiece to be dispensed with glue on the quick-release fixture 4.

[0033] Referring to Figure 2As shown in the figure, the curing assembly 8 includes a curing support frame 81 and a UV curing lamp 82. The curing support frame 81 is fixedly arranged on the machine table 1, and the UV curing lamp 82 is arranged on the curing support frame 81.

[0034] The working principle of the automatic alignment dispensing device of the present utility model is as follows:

[0035] (1) Enter the sensor model to be dispensed into the control box, and the control box will automatically retrieve the dispensing program for dispensing.

[0036] (2) After fixing the quick-release fixture 4 on the X-direction centering mechanism 3, place the component of the sensor to be dispensed on the quick-release fixture 4, and press the start button.

[0037] (3) The CCD camera 74 starts to move and capture the valid points on the quick-release fixture 4. If the valid points are blocked, it means that this station needs to be dispensed, and at this time, it will feedback the position to be dispensed to the control box.

[0038] (4) The control box controls the servo motors of the Y-direction centering mechanism 2 and the X-direction centering mechanism 3 according to the received dispensing coordinates, so as to drive the quick-release fixture 4 installed on the X-direction centering mechanism 3 to perform automatic centering.

[0039] (5) After centering is completed, the control box controls the pressing assembly 5 to press the components to fix their positions.

[0040] (6) After pressing is completed, the dispensing assembly 6 starts to move, and at the same time captures the height to be dispensed, and then pumps out a fixed amount of glue to start automatic dispensing according to the pre-set program.

[0041] (7) After the dispensing at this station is completed, the curing assembly 8 will automatically align with the dispensing position to irradiate the glue for curing, and at the same time automatically perform the dispensing action for the next station.

[0042] (8) After all the dispensing is completed, all the mechanisms return to the initial position to prepare for the next power-on dispensing.

[0043] Obviously, the above embodiments are only examples clearly described and not limitations on the implementation manners. For those of ordinary skill in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation manners here. And the obvious changes or modifications derived therefrom are still within the protection scope of the creation of the present utility model.

Claims

1. An automatic alignment dispensing device, characterized in that: including, a machine platform; a Y-direction centering mechanism, which is arranged on the machine platform; an X-direction centering mechanism, which is arranged on the Y-direction centering mechanism; a quick-release fixture, which is arranged on the X-direction centering mechanism, and the Y-direction centering mechanism and the X-direction centering mechanism cooperate to realize the movement of the quick-release fixture in two directions of the X-axis and the Y-axis. A workpiece to be dispensed is arranged on the quick-release fixture; a pressing assembly, which is arranged on the machine platform, and the pressing assembly is used to press the workpiece to be dispensed during dispensing; a dispensing assembly, which is arranged on the machine platform, and the dispensing assembly is used to dispense glue on the workpiece to be dispensed; a centering assembly, which is arranged on the machine platform, and the centering assembly is used to capture the dispensing position of the workpiece to be dispensed on the quick-release fixture; a curing assembly, which is arranged on the machine platform, and the curing assembly is used to cure the dispensed glue.

2. The automatic alignment dispensing device according to claim 1, wherein: A protective cover is arranged outside the machine platform. One side wall of the protective cover is set as an opening, and the opening is used to view the dispensing progress.

3. The automatic alignment dispensing device according to claim 1, wherein: The Y-direction centering mechanism includes a lower bottom plate, a Y-axis driving motor, a Y-axis driving lead screw and a Y-axis sliding plate. The lower bottom plate and the Y-axis driving motor are fixedly arranged on the machine platform. The Y-axis driving lead screw is connected to the Y-axis driving motor. The Y-axis sliding plate is connected to the lead screw nut of the Y-axis driving lead screw. The X-direction centering mechanism is arranged on the Y-axis sliding plate.

4. The automatic alignment dispensing device according to claim 1, characterized in that: The X-direction centering mechanism includes an X-axis driving motor, an X-axis driving lead screw and an X-axis sliding plate. The X-axis driving motor is arranged on the machine platform. The X-axis driving lead screw is connected to the X-axis driving motor. The X-axis sliding plate is connected to the lead screw nut of the X-axis driving lead screw. The quick-release fixture is arranged on the X-axis sliding plate.

5. The automatic alignment dispensing device according to claim 1, characterized in that: The quick-release fixture includes a workpiece placement seat, a vertical standing plate and a plurality of pushing components. The workpiece placement seat and the vertical standing plate are both arranged on the X-direction centering mechanism, and the vertical standing plate is arranged opposite to the workpiece placement seat. A gap is arranged between the workpiece placement seat and the vertical standing plate. The plurality of pushing components are arranged in a row on the vertical standing plate. A plurality of workpiece placement grooves are arranged on the upper end surface of the workpiece placement seat. The plurality of workpiece placement grooves and the plurality of pushing components are arranged in one-to-one correspondence. The workpiece placement grooves are used to place the workpieces to be dispensed, and the pushing components are used to position the workpieces to be dispensed in the corresponding workpiece placement grooves.

6. The automatic alignment dispensing device according to claim 5, characterized in that: The pushing component includes a pushing block, a moving rod, a limiting ring and a spring. A through hole one is arranged on the vertical standing plate. The moving rod penetrates through the through hole one. The pushing block is connected to the end of the moving rod close to the workpiece placement seat. The limiting ring is fixedly connected to the outer wall of the moving rod, and the limiting ring is located on the side of the vertical standing plate away from the workpiece placement seat. The spring is sleeved on the moving rod, and the spring is arranged between the pushing block and the vertical standing plate.

7. The automatic alignment and dispensing device according to claim 1, characterized in that: The pressing assembly includes a robotic arm, a pressing plate, a rotating shaft and a connecting plate. The robotic arm is arranged on the machine platform. The connecting plate is connected to the robotic arm. The pressing plate is connected to the connecting plate through the rotating shaft. The pressing plate is used to press and fix the workpiece to be dispensed on the quick-release fixture.

8. The automatic alignment and dispensing device according to claim 1, wherein: The dispensing assembly includes a three-axis movement system and a dispenser. The three-axis movement system is fixedly arranged on the machine platform. The dispenser is arranged on the three-axis movement system, and the three-axis movement system drives the dispenser to move in space to realize dispensing.

9. The automatic alignment and dispensing device according to claim 1, wherein: The centering component includes a support frame, an X-axis linear module, a Y-axis linear module, and a CCD camera. The X-axis linear module is arranged on the support frame. The slider of the Y-axis linear module is connected to the slider of the X-axis linear module, and the CCD camera is connected to the slider of the Y-axis linear module. The CCD camera is located above the quick-release fixture, and the CCD camera is used to capture the dispensing position of the workpiece to be dispensed on the quick-release fixture.

10. The automatic alignment dispensing device according to claim 1, wherein: The curing component includes a curing support frame and a UV curing lamp. The curing support frame is fixedly arranged on the machine table, and the UV curing lamp is arranged on the curing support frame.

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