SMT (Surface Mount Technology) plate feeding machine for frequency converter

Abstract

The utility model relates to the technical field of circuit board mounting, in particular to a frequency converter SMT (Surface Mount Technology) board loader, which adsorbs and fixes a circuit board through a vacuum adsorption mechanism, reduces the friction between the circuit board and the outside, reduces the abrasion of the circuit board, and is convenient to use and high in reliability. Comprising a baseplate; the device further comprises a feeding mechanism, a clamping mechanism, a lifting mechanism, a vacuum adsorption mechanism and a moving mechanism, the feeding mechanism is installed on the bottom plate, the feeding mechanism has a feeding function, the clamping mechanism has a clamping and fixing function, the clamping mechanism is installed on the lifting mechanism, the lifting mechanism has a lifting function, the vacuum adsorption mechanism is located above the lifting mechanism, and the moving mechanism is located above the vacuum adsorption mechanism. The vacuum adsorption mechanism has an adsorption function and is mounted on the moving mechanism, and the moving mechanism is used for moving the vacuum adsorption mechanism.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit board patches, in particular to a frequency converter SMT board loading machine. Background Art

[0002] SMT refers to circuit boards. When the inverter is produced, the circuit board needs to be placed on the placement machine and can be installed on the inverter after the placement. The board loading machine is a device for automatically moving the circuit board to the placement machine. In the prior art, the utility model patent with patent application number 202121609406.1 discloses an SMT board loading machine, which mainly includes a lifting plate and a push plate mechanism. When in use, the circuit board is placed on the lifting plate, and then the circuit board is moved to a certain height by the lifting plate, and then the circuit board is pushed to the right on the lifting plate by the push plate mechanism until the circuit board is pushed to the right onto the workbench of the placement machine for placement. The inventor believes that there are the following problems in its use. When the circuit board is loaded, it is necessary to use a push plate mechanism to push the circuit board to move on the lifting plate, and when the circuit board moves on the lifting plate, there is sliding friction between the lifting plate and the lifting plate, which is easy to cause wear on the circuit board, and even damage to the circuit board, which is inconvenient to use and has poor reliability. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a frequency converter SMT board loading machine which uses a vacuum adsorption mechanism to adsorb and fix the circuit board, reduces the friction between the circuit board and the outside world, reduces the wear of the circuit board, is easy to use, and has high reliability.

[0004] The inverter SMT board loading machine of the utility model comprises a bottom plate; further comprises a feeding mechanism, a clamping mechanism, a lifting mechanism, a vacuum adsorption mechanism and a moving mechanism, wherein the feeding mechanism is mounted on the bottom plate, the feeding mechanism has a feeding function, the clamping mechanism has a clamping and fixing function, the clamping mechanism is mounted on the lifting mechanism, the lifting mechanism has a lifting function, the vacuum adsorption mechanism is located above the lifting mechanism, the vacuum adsorption mechanism has an adsorption function, the vacuum adsorption mechanism is mounted on the moving mechanism, and the moving mechanism is used to move the vacuum adsorption mechanism; the mounting machine is fixedly mounted on the right part of the upper end of the bottom plate, when mounting the circuit board of the inverter, the stacked circuit boards are moved to the vicinity of the clamping mechanism through the feeding mechanism, then the stacked circuit boards are fixed by the clamping mechanism and then moved to the vacuum adsorption mechanism, then a single circuit board is adsorbed and fixed by the vacuum adsorption mechanism, then the vacuum adsorption mechanism drives the circuit board to move rightward to above the mounting machine through the moving mechanism, then the vacuum adsorption mechanism is closed, and the circuit board falls on the mounting machine to be mounted; when the circuit board is moved, the circuit board is adsorbed and fixed by the vacuum adsorption mechanism, the friction between the circuit board and the outside world is reduced, the wear of the circuit board is reduced, the use is convenient, and the reliability is high.

[0005] Preferably, the loading mechanism comprises an electric turntable, a rotating shaft, two groups of connecting plates and two groups of box bodies, the electric turntable is fixedly mounted on the upper end of the bottom plate, the rotating shaft is mounted on the rotating end of the upper part of the electric turntable, the two groups of connecting plates are respectively fixedly mounted on the left and right parts of the rotating shaft, both groups of connecting plates are provided with placement grooves, and the two groups of box bodies are respectively placed in the placement grooves of the two groups of connecting plates; when loading the circuit boards, the staff first moves the stacked circuit boards into the box body on the left side, and then drives the rotating shaft to drive the two groups of connecting plates to rotate around the rotating shaft through the electric turntable, so that the box body with the circuit boards moves to the side close to the clamping mechanism, and the empty box body moves to the left side of the rotating shaft, and then clamps and fixes the box body with the circuit boards through the clamping mechanism, and then drives the box body with the circuit boards to rise through the lifting mechanism, and then gradually moves the circuit boards in the box body to the placement machine through the vacuum adsorption mechanism and the moving mechanism, and then the clamping mechanism is lowered, and then the clamping mechanism is released to make the empty box body fall onto the connecting plate on the right side; the loading of the circuit boards is convenient.

[0006] Preferably, the lifting mechanism includes a hydraulic cylinder, a pillar, a push rod, a sliding column and a support plate. The hydraulic cylinder and the pillar are fixedly mounted on the base plate, the lower end of the push rod is connected to the hydraulic cylinder, the sliding column is mounted on the pillar for sliding up and down, the support plate is fixedly mounted on the upper ends of the push rod and the sliding column, and the clamping mechanism is mounted on the upper end of the support plate. When the clamping mechanism clamps and fixes the box containing the circuit board, the hydraulic cylinder is opened, and the hydraulic cylinder causes the support plate to drive the clamping mechanism to adjust the height through the push rod, and the clamping mechanism causes the circuit board to adjust the height through the box until the circuit board moves to a height suitable for being adsorbed by the vacuum adsorption mechanism. This facilitates the adjustment of the height of the circuit board.

[0007] Preferably, the clamping mechanism includes a vertical plate, a fixed plate, a servo motor, a lead screw, two groups of sliding blocks and two groups of clamping plates, the vertical plate is fixedly mounted on the upper end of the support plate, the fixed plate is fixedly mounted on the vertical plate, the servo motor is fixedly mounted on the fixed plate, the lead screw is rotatably mounted on the fixed plate, the front and rear parts of the lead screw are respectively provided with internal threads with opposite rotation directions, the input end of the lead screw is connected to the servo motor, the two groups of sliding blocks are both slidably mounted on the vertical plate forward and backward, the two groups of sliding blocks are respectively screwed on the front and rear parts of the lead screw, and the two groups of clamping plates are respectively fixedly mounted on the left ends of the two groups of sliding blocks; when the sliding blocks are clamped and fixed by the two groups of clamping plates, the servo motor is turned on, the servo motor drives the lead screw to rotate, and the rotating lead screw makes the two groups of clamping plates approach each other through the two groups of sliding blocks, until the two groups of clamping plates respectively contact the front and rear ends of the box body, so that the two groups of clamping plates clamp and fix the box body; the fixation of the box body is convenient.

[0008] Preferably, the moving mechanism includes a lifting plate, an electric slide rail and a moving plate, the electric slide rail is fixedly installed at the lower end of the lifting plate, the moving plate is installed on the electric slide rail, the electric slide rail is used to move the moving plate left and right, and the vacuum adsorption mechanism is installed on the moving plate; the lifting plate is fixedly lifted in the workshop, when the box is moved close to the vacuum adsorption mechanism, the circuit board in the box is adsorbed and fixed by the vacuum adsorption mechanism, and then the moving plate drives the vacuum adsorption mechanism to move to the right by the electric slide rail, and then the circuit board is moved to the placement machine for placement; the movement of the circuit board is convenient.

[0009] Preferably, the vacuum adsorption mechanism includes an electric push rod and an electric vacuum suction cup, the fixed end of the electric push rod is mounted on the movable plate, and the electric vacuum suction cup is fixedly mounted on the lower end of the electric push rod; when the box containing the circuit board moves to the bottom of the electric vacuum suction cup, the electric push rod is opened, so that the electric push rod drives the electric vacuum suction cup to descend until the electric vacuum suction cup contacts the circuit board in the box, so that the electric vacuum suction cup adsorbs and fixes the uppermost circuit board in the box, and then the electric push rod drives the electric vacuum suction cup and the circuit board to rise, and then the electric push rod and the electric vacuum suction cup drive the circuit board to move to the top of the placement machine through the movable plate; this facilitates the adsorption and fixation of the circuit board.

[0010] Preferably, the two groups of clamping plates are both provided with rubber plates; through the above arrangement, the two groups of clamping plates are prevented from clamping the box body, thereby improving reliability.

[0011] Compared with the prior art, the utility model has the following beneficial effects: the circuit board is adsorbed and fixed by the vacuum adsorption mechanism, the friction between the circuit board and the outside world is reduced, the wear of the circuit board is reduced, the use is convenient, and the reliability is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a first axonometric structural schematic diagram of the utility model;

[0013] Figure 2 It is a second axonometric structural schematic diagram of the utility model;

[0014] Figure 3 It is a structural schematic diagram of the lifting mechanism and the clamping mechanism;

[0015] Figure 4 It is a structural schematic diagram of the moving mechanism and the vacuum adsorption mechanism;

[0016] Figure 5 It is a main structural schematic diagram of the utility model.

[0017] Markings in the attached figure: 1. Base plate; 2. Mounting machine; 3. Electric turntable; 4. Rotating shaft; 5. Connecting plate; 6. Box; 7. Hydraulic cylinder; 8. Pillar; 9. Push rod; 10. Sliding column; 11. Support plate; 12. Vertical plate; 13. Fixed plate; 14. Servo motor; 15. Lead screw; 16. Sliding block; 17. Clamp; 18. Lifting plate; 19. Electric slide rail; 20. Moving plate; 21. Electric push rod; 22. Electric vacuum suction cup. DETAILED DESCRIPTION

[0018] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0019] Example 1

[0020] like Figures 1 to 5 The inverter SMT loading machine of the utility model comprises a bottom plate 1, a loading mechanism, a clamping mechanism, a lifting mechanism, a vacuum adsorption mechanism and a moving mechanism. The loading mechanism is installed on the bottom plate 1, the loading mechanism has a loading function, the clamping mechanism has a clamping and fixing function, the clamping mechanism is installed on the lifting mechanism, the lifting mechanism has a lifting function, the vacuum adsorption mechanism is located above the lifting mechanism, the vacuum adsorption mechanism has an adsorption function, the vacuum adsorption mechanism is installed on the moving mechanism, and the moving mechanism is used to move the vacuum adsorption mechanism; the placement machine 2 is fixedly installed on the right part of the upper end of the bottom plate 1, and is used to place the circuit board of the inverter on the mounting machine 2. When placing the circuit boards, the stacked circuit boards are moved to the vicinity of the clamping mechanism through the feeding mechanism, and then the stacked circuit boards are fixed by the clamping mechanism and moved to the vacuum adsorption mechanism, and then the single circuit board is adsorbed and fixed by the vacuum adsorption mechanism, and then the vacuum adsorption mechanism drives the circuit board to move right to above the placement machine 2 through the moving mechanism, and then the vacuum adsorption mechanism is closed, so that the circuit board falls onto the placement machine 2 for placement; when the circuit board is moved, the circuit board is adsorbed and fixed by the vacuum adsorption mechanism, which reduces the friction between the circuit board and the outside world, reduces the wear of the circuit board, is easy to use, and has high reliability.

[0021] like Figure 1The feeding mechanism includes an electric turntable 3, a rotating shaft 4, two groups of connecting plates 5 and two groups of boxes 6. The electric turntable 3 is fixedly mounted on the upper end of the bottom plate 1, the rotating shaft 4 is mounted on the rotating end of the upper part of the electric turntable 3, and the two groups of connecting plates 5 are respectively fixedly mounted on the left and right parts of the rotating shaft 4. The two groups of connecting plates 5 are provided with placement grooves, and the two groups of boxes 6 are respectively placed in the placement grooves of the two groups of connecting plates 5; when feeding the circuit boards, the staff first moves the stacked circuit boards to the box 6 on the left, and then drives the two groups of connecting plates 5 around the rotating shaft 4 through the electric turntable 3. The rotating shaft 4 rotates to move the box 6 containing the circuit board to the side close to the clamping mechanism, and the empty box 6 moves to the left side of the rotating shaft 4, and then the box 6 containing the circuit board is clamped and fixed by the clamping mechanism, and then the clamping mechanism drives the box 6 containing the circuit board to rise through the lifting mechanism, and then the circuit board in the box 6 is gradually moved to the placement machine 2 through the vacuum adsorption mechanism and the moving mechanism, and then the clamping mechanism is lowered, and then the clamping mechanism is released to allow the empty box 6 to fall onto the connecting plate 5 on the right; this facilitates the loading of the circuit board.

[0022] like Figure 3 The lifting mechanism includes a hydraulic cylinder 7, a pillar 8, a push rod 9, a sliding column 10 and a support plate 11. The hydraulic cylinder 7 and the pillar 8 are fixedly mounted on the bottom plate 1. The lower end of the push rod 9 is connected to the hydraulic cylinder 7. The sliding column 10 is slidably mounted on the pillar 8 up and down. The support plate 11 is fixedly mounted on the upper ends of the push rod 9 and the sliding column 10. The clamping mechanism is mounted on the upper end of the support plate 11. When the clamping mechanism clamps and fixes the box 6 containing the circuit board, the hydraulic cylinder 7 is opened. The hydraulic cylinder 7 drives the support plate 11 to adjust the height of the clamping mechanism through the push rod 9. The clamping mechanism adjusts the height of the circuit board through the box 6 until the circuit board moves to a height suitable for being adsorbed by the vacuum adsorption mechanism. This facilitates the adjustment of the height of the circuit board.

[0023] like Figure 3The clamping mechanism includes a vertical plate 12, a fixed plate 13, a servo motor 14, a lead screw 15, two sets of sliding blocks 16 and two sets of clamping plates 17. The vertical plate 12 is fixedly mounted on the upper end of the support plate 11, the fixed plate 13 is fixedly mounted on the vertical plate 12, the servo motor 14 is fixedly mounted on the fixed plate 13, the lead screw 15 is rotatably mounted on the fixed plate 13, the front and rear parts of the lead screw 15 are respectively provided with internal threads with opposite rotation directions, the input end of the lead screw 15 is connected to the servo motor 14, and the two sets of sliding blocks 16 are both slidably mounted on the vertical plate 1 2, the two sets of sliding blocks 16 are respectively screwed with the front and rear parts of the lead screw 15, and the two sets of clamping plates 17 are respectively fixedly installed on the left ends of the two sets of sliding blocks 16; when the sliding blocks 16 are clamped and fixed by the two sets of clamping plates 17, the servo motor 14 is turned on, and the servo motor 14 drives the lead screw 15 to rotate, and the rotating lead screw 15 passes through the two sets of sliding blocks 16 to make the two sets of clamping plates 17 approach each other until the two sets of clamping plates 17 are respectively in contact with the front and rear ends of the box body 6, so that the two sets of clamping plates 17 clamp and fix the box body 6; the fixing of the box body 6 is convenient.

[0024] like Figure 4 The moving mechanism includes a lifting plate 18, an electric slide rail 19 and a moving plate 20. The electric slide rail 19 is fixedly installed at the lower end of the lifting plate 18, and the moving plate 20 is installed on the electric slide rail 19. The electric slide rail 19 is used to move the moving plate 20 left and right, and the vacuum adsorption mechanism is installed on the moving plate 20; the lifting plate 18 is fixedly hoisted in the workshop. When the box 6 moves to be close to the vacuum adsorption mechanism, the circuit board in the box 6 is adsorbed and fixed by the vacuum adsorption mechanism, and then the moving plate 20 drives the vacuum adsorption mechanism to move to the right through the electric slide rail 19, so that the circuit board is moved to the placement machine 2 for placement; it is convenient to move the circuit board.

[0025] The vacuum adsorption mechanism includes an electric push rod 21 and an electric vacuum suction cup 22. The fixed end of the electric push rod 21 is installed on the moving plate 20, and the electric vacuum suction cup 22 is fixedly installed at the lower end of the electric push rod 21. When the box 6 containing the circuit board moves to the bottom of the electric vacuum suction cup 22, the electric push rod 21 is opened, so that the electric push rod 21 drives the electric vacuum suction cup 22 to descend until the electric vacuum suction cup 22 contacts the circuit board in the box 6, so that the electric vacuum suction cup 22 adsorbs and fixes the uppermost circuit board in the box 6, and then the electric push rod 21 drives the electric vacuum suction cup 22 and the circuit board to rise, and then the electric push rod 21 and the electric vacuum suction cup 22 drive the circuit board to move to the top of the placement machine 2 through the moving plate 20, which facilitates the adsorption and fixation of the circuit board.

[0026] Example 2

[0027] On the basis of the embodiment 1, rubber plates are arranged on both groups of clamping plates 17. Through the above arrangement, the two groups of clamping plates 17 are prevented from clamping the box body 6, thereby improving reliability.

[0028] The electric turntable 3, servo motor 14, electric slide rail 19, electric push rod 21 and electric vacuum suction cup 22 of the inverter SMT loading machine of the utility model are all purchased on the market. The technicians in this industry only need to install and operate them according to the accompanying instruction manual, without the need for the technicians in this field to make creative efforts.

[0029] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A frequency converter SMT board loading machine, comprising a base plate (1); characterized in that: It also includes a feeding mechanism, a clamping mechanism, a lifting mechanism, a vacuum adsorption mechanism and a moving mechanism. The feeding mechanism is installed on the bottom plate (1). The feeding mechanism has a feeding function. The clamping mechanism has a clamping and fixing function. The clamping mechanism is installed on the lifting mechanism. The lifting mechanism has a lifting function. The vacuum adsorption mechanism is located above the lifting mechanism. The vacuum adsorption mechanism has an adsorption function. The vacuum adsorption mechanism is installed on the moving mechanism. The moving mechanism is used to move the vacuum adsorption mechanism.

2. A frequency converter SMT board loading machine as claimed in claim 1, characterized in that: The feeding mechanism comprises an electric turntable (3), a rotating shaft (4), two groups of connecting plates (5) and two groups of boxes (6); the electric turntable (3) is fixedly mounted on the upper end of the bottom plate (1); the rotating shaft (4) is mounted on the rotating end of the upper part of the electric turntable (3); the two groups of connecting plates (5) are respectively fixedly mounted on the left and right parts of the rotating shaft (4); the two groups of connecting plates (5) are both provided with placement grooves; the two groups of boxes (6) are respectively placed in the placement grooves of the two groups of connecting plates (5).

3. The inverter SMT board loading machine according to claim 1, characterized in that: The lifting mechanism comprises a hydraulic cylinder (7), a support (8), a push rod (9), a sliding column (10) and a support plate (11); the hydraulic cylinder (7) and the support (8) are both fixedly mounted on the base plate (1); the lower end of the push rod (9) is connected to the hydraulic cylinder (7); the sliding column (10) is slidably mounted on the support (8) up and down; the support plate (11) is fixedly mounted on the upper ends of the push rod (9) and the sliding column (10); and the clamping mechanism is mounted on the upper end of the support plate (11).

4. A frequency converter SMT board loading machine as claimed in claim 3, characterized in that: The clamping mechanism comprises a vertical plate (12), a fixed plate (13), a servo motor (14), a lead screw (15), two groups of sliding blocks (16) and two groups of clamping plates (17). The vertical plate (12) is fixedly mounted on the upper end of the support plate (11), the fixed plate (13) is fixedly mounted on the vertical plate (12), the servo motor (14) is fixedly mounted on the fixed plate (13), the lead screw (15) is rotatably mounted on the fixed plate (13), the front and rear parts of the lead screw (15) are respectively provided with internal threads with opposite rotation directions, the input end of the lead screw (15) is connected to the servo motor (14), the two groups of sliding blocks (16) are both slidably mounted on the vertical plate (12), the two groups of sliding blocks (16) are respectively screwed to the front and rear parts of the lead screw (15), and the two groups of clamping plates (17) are respectively fixedly mounted on the left ends of the two groups of sliding blocks (16).

5. The inverter SMT board loading machine according to claim 1, characterized in that: The moving mechanism comprises a hanging plate (18), an electric slide rail (19) and a moving plate (20); the electric slide rail (19) is fixedly mounted on the lower end of the hanging plate (18); the moving plate (20) is mounted on the electric slide rail (19); the electric slide rail (19) is used to move the moving plate (20) left and right; and a vacuum adsorption mechanism is mounted on the moving plate (20).

6. The inverter SMT board loading machine as claimed in claim 5, characterized in that: The vacuum adsorption mechanism comprises an electric push rod (21) and an electric vacuum suction cup (22), wherein the fixed end of the electric push rod (21) is mounted on the movable plate (20), and the electric vacuum suction cup (22) is fixedly mounted on the lower end of the electric push rod (21).

7. The inverter SMT board loading machine as claimed in claim 4, characterized in that: The two groups of clamping plates (17) are both provided with rubber plates.

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