Chip mounter with positioning and clamping structure

Abstract

The utility model provides a chip mounter with a positioning and clamping structure, which relates to the technical field of chip mounters and comprises a workbench, a placing plate and a chip mounting head. According to the device, the first fixing plate, the second fixing plate, the round hole, the cylinder, the limiting clamping plate, the reset spring, the pull rod and other structures are arranged, the pull rod is pulled to drive the cylinder to slide in the round hole, and the cylinder can drive the limiting clamping plate to slide on the surface of the containing plate in the sliding process; in the sliding process of the limiting clamping plate, the reset spring is extruded towards the position where the second fixing plate is located, after extrusion is conducted by a certain distance, the circuit board needing surface mounting is placed between the first fixing plate and the limiting clamping plate, and then the pull rod is loosened. And then the circuit board is clamped and fixed by a limiting clamping plate and a fixing plate I under the rebound acting force of a reset spring, so that the circuit board is effectively prevented from easily deviating in the chip mounting process, and the chip mounting stability of the circuit board is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of chip mounters, in particular to a chip mounter with a positioning and clamping structure. Background Art

[0002] A chip mounter is an automated device for precise surface mounting of electronic components. In the electronic manufacturing process, various components such as resistors, capacitors, integrated circuits, etc. need to be installed on the circuit board. Traditional manual mounting is inefficient and prone to errors, so an automated device such as a chip mounter is introduced to improve production efficiency and quality. Publication No. CN204206630U discloses a chip mounter, including: a support frame, a chip mount head, a conveying device, a feeding device and a control device; the chip mount head is movably mounted on the support frame, including a nozzle base, a pneumatic control device and a plurality of nozzles; the plurality of nozzles are mounted on the nozzle base according to a layout consistent with the regular arrangement; the pneumatic control device is connected to the plurality of nozzles; the conveying device conveys the PCB board along the X direction; the feeding device provides the chip mount head with a plurality of electronic components at the same time according to the regular arrangement; the control device is used to control the operation of the chip mount head, the conveying device and the feeding device. The utility model is suitable for batch mounting of electronic components regularly arranged on PCBs, and has low production cost, compact structure, fast mounting speed and high precision. However, the placement machine is not provided with a positioning and clamping mechanism, which causes the circuit board to be easily offset during the placement process, thereby reducing the placement effect of the circuit board. The placement machine still has shortcomings and needs to be improved. Utility Model Content

[0003] The purpose of the utility model is to solve the technical problems raised in the above background technology.

[0004] The utility model adopts the following technical scheme: a patch machine with a positioning and clamping structure, comprising a workbench, a placement plate and a patch head, a fixing plate 1 is fixedly installed on the top of the placement plate, a fixing plate 2 is fixedly installed on the top of the placement plate, a circular hole is penetrated through one side of the fixing plate 2, a cylinder is slidably connected inside the circular hole, a limiting clamping plate is fixedly installed on one end of the cylinder close to the circular hole, a reset spring is sleeved on the outer wall of the cylinder, and a pull rod is symmetrically fixedly installed on the outer wall of the end of the cylinder away from the limiting clamping plate.

[0005] Preferably, one end of the reset spring is fixedly connected to the limit clamping plate, and the other end of the reset spring is fixedly connected to the fixing plate 2. Here, the use effect of the reset spring is improved by the fixed connection.

[0006] Preferably, rollers are symmetrically fixedly mounted on the bottom of the workbench, and the number of the rollers is four groups. Here, the movement effect of the workbench is improved by four groups of rollers.

[0007] Preferably, the placement board is located on the top of the workbench, and the placement board is fixedly connected to the workbench. Here, the use effect of the placement board is improved by the fixed connection.

[0008] Preferably, handles are fixedly mounted on both sides of the workbench. Here, the handles facilitate pushing the workbench.

[0009] Preferably, a fixed long shell is fixedly installed on the top of the workbench, a motor 1 is fixedly installed on one end of the fixed long shell, a screw 1 is fixedly installed on the output end of the motor 1, an L frame is threadedly connected to the outer wall of the screw 1, a slide groove is provided through the top of the L frame, a slider is slidably connected inside the slide groove, an electric telescopic rod is fixedly installed on the bottom of the slider, a motor 2 is fixedly installed on one end of the top of the L frame, and a screw 2 is fixedly installed on the output end of the motor 2. Here, the screw 1 is driven to rotate by the motor 1, and the screw 1 will drive the L frame to slide inside the fixed long shell during the rotation process, thereby improving the left and right adjustment effect of the patch head, and the screw 2 is driven to rotate by the motor 2, and the screw 2 will drive the slider to slide inside the slide groove during the rotation process, and the slider will drive the electric telescopic rod and the patch head to move together during the sliding process, thereby improving the front and back adjustment effect of the patch head.

[0010] Preferably, the output end of the electric telescopic rod is fixedly connected to the patch head, the L frame is slidably connected to the fixed long shell, and the second screw rod is threadedly connected to the slider. Here, the limiting effect of the L frame is improved by the sliding connection, and the adjustment effect of the slider is improved by the threaded connection.

[0011] Compared with the prior art, the advantages and positive effects of the utility model are:

[0012] 1. In the utility model, a fixing plate 1, a fixing plate 2, a circular hole, a cylinder, a limit clamping plate, a reset spring and a pull rod and other structures are provided. By pulling the pull rod, the cylinder is driven to slide inside the circular hole. During the sliding process, the cylinder drives the limit clamping plate to slide on the surface of the placement plate. During the sliding process, the limit clamping plate will squeeze the reset spring toward the location of the fixing plate 2. After squeezing a certain distance, the circuit board to be patched is placed between the fixing plate 1 and the limit clamping plate. After placement, the pull rod is released, and then the rebound force of the reset spring causes the limit clamping plate and the fixing plate 1 to clamp and fix the circuit board, thereby effectively preventing the circuit board from being easily offset during the patch process and improving the stability of the circuit board during patching.

[0013] 2. In the utility model, a fixed long shell, a motor 1, a screw 1, an L frame, a slide groove, a slider, a motor 2 and a screw 2 are provided. The motor 1 drives the screw 1 to rotate, and the screw 1 drives the L frame to slide inside the fixed long shell during the rotation, thereby improving the left and right adjustment effect of the patch head. The motor 2 drives the screw 2 to rotate, and the screw 2 drives the slider to slide inside the slide groove during the rotation. The slider drives the electric telescopic rod and the patch head to move together during the sliding process, thereby improving the front and back adjustment effect of the patch head, and making it convenient for operators to adjust the position of the patch head according to circuit boards of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The utility model provides a schematic diagram of the overall structure of a placement machine with a positioning and clamping structure;

[0015] Figure 2 The utility model provides an exploded structural schematic diagram of a chip mounter with a positioning and clamping structure;

[0016] Figure 3 The utility model proposes a chip mounter with a positioning clamping structure Figure 2 Enlarged view of point A in the middle;

[0017] Figure 4 The utility model provides a top view of a chip mounter with a positioning and clamping structure.

[0018] Legend:

[0019] 1. Workbench; 2. Placement plate; 3. Fixed plate 1; 4. Fixed plate 2; 5. Round hole; 6. Cylinder; 7. Limit clamping plate; 8. Reset spring; 9. Pull rod; 10. Fixed long shell; 11. Motor 1; 12. Screw rod 1; 13. L frame; 14. Slide; 15. Slider; 16. Electric telescopic rod; 17. SMD head; 18. Motor 2; 19. Screw rod 2; 20. Roller; 21. Handle. DETAILED DESCRIPTION

[0020] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0021] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0022] Embodiment 1

[0023] See also Figure 1-4 The utility model provides a technical solution: a placement machine with a positioning and clamping structure, comprising a workbench 1, a placement plate 2 and a placement head 17, a fixing plate 1 3 is fixedly installed on the top of the placement plate 2, a fixing plate 2 4 is fixedly installed on the top of the placement plate 2, a circular hole 5 is penetrated through one side of the fixing plate 2 4, a cylinder 6 is slidably connected inside the circular hole 5, a limited clamping plate 7 is fixedly installed on one end of the cylinder 6 close to the circular hole 5, a reset spring 8 is sleeved on the outer wall of the cylinder 6, and a pull rod 9 is symmetrically fixedly installed on the outer wall of one end of the cylinder 6 away from the limited clamping plate 7. By setting up structures such as a fixing plate 1 3, a fixing plate 2 4, a circular hole 5, a cylinder 6, a limit clamping plate 7, a reset spring 8 and a pull rod 9, the pull rod 9 can be pulled to drive the cylinder 6 to slide inside the circular hole 5, and the cylinder 6 will drive the limit clamping plate 7 to slide on the surface of the placement plate 2 during the sliding process, and the limit clamping plate 7 will squeeze the reset spring 8 toward the location of the fixing plate 2 4 during the sliding process, and the circuit board to be patched is placed between the fixing plate 1 3 and the limit clamping plate 7 after being squeezed for a certain distance, and the pull rod 9 is released after placement, and then the rebound force of the reset spring 8 will cause the limit clamping plate 7 and the fixing plate 1 3 to clamp and fix the circuit board, thereby effectively preventing the circuit board from being easily offset during the patch process, thereby improving the stability of the circuit board during patching.

[0024] See also Figure 1-3 One end of the reset spring 8 is fixedly connected to the limit clamping plate 7, and the other end of the reset spring 8 is fixedly connected to the fixed plate 4. The use effect of the reset spring 8 is improved through the fixed connection. Rollers 20 are symmetrically fixedly installed on the bottom of the workbench 1. There are four groups of rollers 20. The movement effect of the workbench 1 is improved by four groups of rollers 20. The placement plate 2 is located on the top of the workbench 1. The placement plate 2 is fixedly connected to the workbench 1. The use effect of the placement plate 2 is improved through the fixed connection. Handles 21 are fixedly installed on both sides of the workbench 1. The handles 21 facilitate pushing the workbench 1.

[0025] Embodiment 2

[0026] See also Figure 4A fixed long shell 10 is fixedly installed on the top of the workbench 1, a motor 11 is fixedly installed on one end of the fixed long shell 10, a screw 12 is fixedly installed on the output end of the motor 11, an L frame 13 is threadedly connected to the outer wall of the screw 12, a slide groove 14 is penetrated through the top of the L frame 13, a slider 15 is slidably connected inside the slide groove 14, an electric telescopic rod 16 is fixedly installed on the bottom of the slider 15, a motor 2 18 is fixedly installed on one end of the top of the L frame 13, a screw 2 19 is fixedly installed on the output end of the motor 2 18, the screw 12 is driven to rotate by the motor 11, and the screw 12 will drive the L frame 13 inside the fixed long shell 10 during the rotation process The motor 18 drives the screw rod 19 to rotate, and the screw rod 19 drives the slider 15 to slide inside the slide groove 14 during the rotation. The slider 15 drives the electric telescopic rod 16 and the patch head 17 to move together during the sliding process, thereby improving the front and rear adjustment effect of the patch head 17. The output end of the electric telescopic rod 16 is fixedly connected to the patch head 17, and the L frame 13 is slidably connected to the fixed long shell 10. The limiting effect of the L frame 13 is improved by the sliding connection. The screw rod 19 is threadedly connected to the slider 15, and the adjustment effect of the slider 15 is improved by the threaded connection.

[0027] Working principle: When in use, first pull the pull rod 9, and the pull rod 9 drives the cylinder 6 to slide inside the circular hole 5. During the sliding process, the cylinder 6 will drive the limit clamping plate 7 to slide on the surface of the placement plate 2. During the sliding process, the limit clamping plate 7 will squeeze the reset spring 8 toward the location of the fixed plate 2 4. After squeezing a certain distance, the circuit board to be patched is placed between the fixed plate 1 3 and the limit clamping plate 7. After placement, release the pull rod 9, and then the rebound force of the reset spring 8 will cause the limit clamping plate 7 and the fixed plate 1 3 to clamp and fix the circuit board, thereby effectively preventing the circuit board from easily deviating during the patch process and improving the stability of the circuit board during patching. After fixing, start the electric telescopic rod 16 to drive the patch head 17 to move downward. After moving a certain distance, the patch head 17 will patch the circuit board. When it is necessary to adjust the patch head 17 left and right, the motor 11 can be started, and the motor 11 can drive the screw rod 12 to rotate. During the rotation process, the screw rod 12 will drive the L frame 13 to slide inside the fixed long shell 10, thereby improving the left and right adjustment effect of the patch head 17. When it is necessary to adjust the patch head 17 front and back, the motor 2 18 can be started, and the motor 2 18 can drive the screw rod 2 19 to rotate. During the rotation process, the screw rod 2 19 will drive the slider 15 to slide inside the slide groove 14. During the sliding process, the slider 15 will drive the electric telescopic rod 16 and the patch head 17 to move together, thereby improving the front and back adjustment effect of the patch head 17.

[0028] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A chip placement machine with a positioning and clamping structure, comprising a workbench (1), a placement plate (2) and a chip placement head (17), characterized in that: A fixing plate 1 (3) is fixedly installed on the top of the placement plate (2), and a fixing plate 2 (4) is fixedly installed on the top of the placement plate (2). A circular hole (5) is penetrated on one side of the fixing plate 2 (4), and a cylinder (6) is slidably connected inside the circular hole (5). A limit clamping plate (7) is fixedly installed on one end of the cylinder (6) close to the circular hole (5), and a return spring (8) is sleeved on the outer wall of the cylinder (6). A pull rod (9) is symmetrically fixedly installed on the outer wall of one end of the cylinder (6) away from the limit clamping plate (7).

2. The chip mounter with a positioning and clamping structure according to claim 1, characterized in that: One end of the return spring (8) is fixedly connected to the limit clamping plate (7), and the other end of the return spring (8) is fixedly connected to the second fixing plate (4).

3. The chip mounter with a positioning and clamping structure according to claim 1, characterized in that: Rollers (20) are symmetrically fixedly mounted on the bottom of the workbench (1), and the number of the rollers (20) is four groups.

4. The chip mounter with a positioning and clamping structure according to claim 1, characterized in that: The placement plate (2) is located on the top of the workbench (1), and the placement plate (2) and the workbench (1) are fixedly connected.

5. The chip mounter with a positioning and clamping structure according to claim 1, characterized in that: Handles (21) are fixedly mounted on both sides of the workbench (1).

6. The chip mounter with a positioning and clamping structure according to claim 1, characterized in that: A fixed long shell (10) is fixedly installed on the top of the workbench (1), a motor (11) is fixedly installed on one end of the fixed long shell (10), a screw rod (12) is fixedly installed on the output end of the motor (11), an outer wall of the screw rod (12) is threadedly connected to an L frame (13), a slide groove (14) is opened through the top of the L frame (13), a slider (15) is slidably connected inside the slide groove (14), an electric telescopic rod (16) is fixedly installed on the bottom of the slider (15), a motor (18) is fixedly installed on one end of the top of the L frame (13), and a screw rod (19) is fixedly installed on the output end of the motor (18).

7. The chip mounter with a positioning and clamping structure according to claim 6, characterized in that: The output end of the electric telescopic rod (16) is fixedly connected to the patch head (17), the L frame (13) is slidably connected to the fixed long shell (10), and the second screw rod (19) is threadedly connected to the slider (15).

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