A high-stability placement machine

By introducing a fixing mechanism and an air-drying and cleaning mechanism into the placement machine, the problems of high energy consumption, multiple power source requirements, inconvenient air-drying and nozzle clogging in the circuit board processing process are solved, and stable clamping, rapid air-drying and convenient cleaning of the circuit board are achieved, which meets the processing needs of circuit boards of various specifications.

CN119277753BActive Publication Date: 2025-10-03JIANGSU NEWSTAR SMART DISPLAY TECH CO LTD
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Patent Information

Application Number
CN202411399793.9
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2024-10-09
Publication Date
2025-10-03
Estimated Expiration
2044-10-09

AI Technical Summary

Technical Problem

The existing placement machines have problems in the circuit board processing process, such as high energy consumption, multiple power source requirements, circuit board movement affecting processing results, inconvenient air drying, and easy clogging of the suction nozzle.

Method used

It adopts a fixing mechanism and an air-drying cleaning mechanism, and the combined design of the clamp seat and rubber pad achieves stable clamping of the circuit board, reducing the power source; the cooling box and blowing ring are used to achieve rapid air-drying and curing, and the suction nozzle is cleaned in combination with the dust suction channel and brush head to avoid blockage.

Benefits of technology

It achieves stable clamping and rapid air-drying and curing of circuit boards, reduces energy consumption, improves processing stability and cleaning convenience, and is suitable for circuit boards of various specifications.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present invention discloses a high-stability chip mounter, which relates to the technical field of chip mounters, including a base, wherein a gantry is provided on the base, and the lower ends of the gantry are respectively connected to the two sides of the base through linear modules. The present invention uses a fixing mechanism and a buffer component to enable a push rod to push a baffle to drive a rack to move down when driving a suction nozzle to move down for bonding processing, and a transmission drive clamp to fix the circuit board. Then the suction nozzle continues to move down until the patch operation is completed, which causes the rubber pad to be squeezed and deformed, so that the internal gas of the slider pushes the piston to squeeze the spring, thereby buffering the force on the rubber pad, avoiding its movement affecting the patch effect, reducing the power source setting, and reducing energy consumption; and the device can be adapted for use with circuit boards of different widths, and has a wider range of applications; the present invention uses an air drying and cleaning mechanism to quickly cool and solidify the patch below, and facilitates the cleaning of the suction nozzle to avoid clogging affecting its use.
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Description

Technical Field

[0001] The present invention relates to the technical field of chip mounters, in particular to a chip mounter with high stability. Background Art

[0002] Lamp-driver integration means that the LED lamp and driver IC (integrated circuit) are packaged on the same PCB (printed circuit board), and the IC is located on the front of the PCB. This design eliminates the use of copper busbars and avoids the screen distortion problem caused by the inductive effect. In the production process of lamp-driver integration, a placement machine is used. SMT refers to the abbreviation of a series of process flows based on circuit boards. Due to the small size, light weight and high reliability of electronic products assembled using SMT technology, SMT technology is widely used in computers and communication electronic products on the current market. SMT is a step in the process, and the specific operation of SMT is to mount electronic components on circuit boards that have completed the silk screen printing and dispensing processes.

[0003] The patent library discloses an SMT placement machine (authorization announcement number CN218998435U), which includes a base, an arc-shaped fixed block, a first slide bar, a skateboard, a second slide bar, a special-shaped slider, a connecting block, and a patch rod. The arc-shaped fixed block is connected to the front of the top of the base, and the first slide bar is connected to the left and right sides of the base. The skateboard is slidably provided on the first slide bar, and the second slide bar is connected between the front parts of the two skateboards. The special-shaped slider is slidably provided on the second slide bar, and the front part of the special-shaped slider is provided with a connecting block via screws. The patch rod is slidably provided on the connecting block. By placing the circuit board between two height isolation plates, the height isolation plates limit the circuit board to prevent the circuit board from moving during the patch process.

[0004] During use, the above-mentioned patch equipment can clamp and fix the circuit board to prevent it from moving during the processing and affecting the processing effect, but it requires a separate power source to drive it, which increases energy consumption, increases production costs, and is inconvenient to use. Moreover, after the SMT patch machine completes the patch work, the circuit board with the patch completed needs to be moved to other machines for patch curing and air drying, or it needs to be left to air dry naturally. The process is very inconvenient, and the above-mentioned device lacks a structure to accelerate air drying. Moreover, when the suction nozzle sucks the material and transports it to the patch area for patching the circuit board, some dust will adhere to the surface of the material during the process of taking the material from the outside, and the suction nozzle will suck away the dust during adsorption, causing the suction nozzle to be blocked, affecting the patch effect, and the practicality is relatively poor. Summary of the Invention

[0005] The object of the present invention is to provide a high-stability placement machine to solve the existing problems.

[0006] Material toggling mechanism, its both ends are connected with the base two ends, and its both ends are connected with the base two ends by linear modules.

[0007] Furthermore, the fixing mechanism also includes a rack 2, and one end of the lower portion of the rack 2 passes through the transmission seat, the lower portion of the rack 2 is meshed with the gear 1, the upper end of the rack 2 is connected to the top of the base, and a clamping seat is provided on the inner side of the clamping seat, and a hollow rubber pad is provided, and a buffer assembly connected to the rubber pad is provided on the side of the clamping seat close to the transmission seat, and a rack 1 meshed with the gear 1 is symmetrically provided in the transmission seat, and the rack 1 is located on both sides of the rack 2, and the upper ends of the two racks 1 are commonly connected to a baffle above the transmission seat, and a spring 1 is sleeved on the outer side of the rack 1 between the baffle and the transmission seat, and the lower end of the rack passes through the bottom of the transmission seat, and a support plate is sleeved on the outer side of the lower portion of the vacuum generator, and the support plate is symmetrically provided with an adjustment seat front and back, and a slide groove 2 adapted to the support plate is provided on the adjustment seat, and the adjustment seat A telescopic rod is symmetrically provided on the top, and the upper end of the telescopic rod is fixedly connected to the upper part of the gantry. A bidirectional screw is rotatably installed on the inner side of the adjustment seat, and one end of the bidirectional screw is connected to a handle outside the adjustment seat. The outer symmetrical positions of the bidirectional screw are matched with a slider with a threaded connection. The bottom of the slider is connected to a push rod corresponding to the baffle. The setting of the fixing mechanism allows it to drive the two clamping seats to clamp the circuit board first when the components are attached to the circuit board, and then perform the patch processing to avoid the movement of the circuit board during the patch processing, which affects the patch effect. At the same time, the setting of the power source is reduced, the energy consumption and cost are reduced, and the distance between the two clamping seats can be adjusted according to the width of the processed circuit board, so as to adapt to circuit boards of various specifications and have a wider range of applications.

[0008] Furthermore, the air drying and cleaning mechanism includes a cooling box, and the cooling box is fixedly installed on one side of the top of the gantry, and an air duct is provided below the cooling box inside the left side of one side of the gantry, a cooling pipe connected to the air duct is provided in the cooling box, and one end of the cooling pipe is connected to a blowing ring with a plurality of blowing heads through a hose, and the blowing ring is arranged on the outside of the vacuum generator, a semiconductor refrigeration plate is provided on one side of the cooling box, and the cooling end of the semiconductor refrigeration plate is located in the cooling box, and the heat dissipation end of the semiconductor refrigeration plate is located outside the cooling box, a dual-axis motor is fixedly installed in the air duct, and the upper output end of the dual-axis motor is connected to a fan blade, and the outer side of the lower output end of the dual-axis motor is provided with a filter screen distributed up and down, a side wall of the left side of the gantry is provided with a detachable sealing door, and the left inner wall of the gantry is provided with a rotating groove, the lower end of the air duct is rotatably connected to the dust suction duct in the rotating groove, and one end of the dust suction duct is extended with a The outer side of the gantry is arranged, and a rotating shaft is rotatably installed on one side of the dust suction channel. The rotating shaft and the outer side of the output end below the dual-axis motor are both sleeved with synchronous wheels, and the synchronous wheels are connected by a synchronous belt. The upper end of the rotating shaft passes through the dust suction groove opened at the top of the dust suction channel and is connected to a brush head. A gear 2 which is coaxial with the output shaft of the dual-axis motor is fixedly installed at the bottom of the dust suction channel. A rack 3 which is meshed with the gear 2 is provided on one side of the gear 2 in the gantry. An electric telescopic rod is installed at a height on one side of the gantry, and the telescopic end of the electric telescopic rod is connected to one end of the rack 3. A chamber adapted to the gear 2 and a through slot adapted to the rack 3 are provided inside the gantry. The air drying and cleaning mechanism can be used to air-dry and cure the patch after it is completed to speed up fixation. When the suction nozzle needs to be cleaned, the brush head can be used to clean it and suck the cleaned dust to avoid clogging of the suction nozzle and affecting normal use, which facilitates cleaning of the suction nozzle.

[0009] Furthermore, the buffer assembly includes a buffer cylinder, and the buffer cylinder is symmetrically arranged on the side of the clamp seat close to the transmission seat. The side walls opposite to the clamp seat and the rubber pad are each provided with a connecting groove corresponding to the buffer cylinder. A piston is provided in the connecting groove opened on the side wall of the clamp seat, and the piston is adapted to the buffer cylinder. One end of the piston is connected to a support rod, and one end of the support rod passes through the buffer cylinder. A spring 2 is provided on the outside of the support rod, and the two ends of the spring 2 are respectively fixedly connected to the piston and the buffer cylinder. The setting of the buffer assembly can cause the rubber pad to deform when it is squeezed, thereby utilizing the internal gas movement to push the piston to move and squeeze the spring 2 to buffer the force applied to it.

[0010] Furthermore, a two-way screw rod 2 is rotatably installed at the bottom of the base corresponding to the position of the adjustment slot, and a handle 2 is connected to one end of the two-way screw rod 2. A slider rod 3 with a threaded connection is symmetrically sleeved on the outside of the two-way screw rod 2, and the slider rod 3 is fixedly connected to the bottom of the transmission seat so that the distance between the two clamping seats can be adjusted as needed to adapt to circuit boards of different widths.

[0011] Furthermore, blades are symmetrically provided on the outer side of the upper output end of the dual-axis motor, and the blades are located in the cooling box so as to stir the water in the cooling box, accelerate heat dissipation, and make the temperature distribution uniform.

[0012] Furthermore, the cooling pipe is distributed in the cooling box in a tortuous curve form, the blowing ring is fixedly installed at the bottom of the support plate, and two guide rods are symmetrically provided on the top of the support plate, and the upper end of the two guide rods passes through the slider one to guide the vacuum generator and the suction nozzle to improve their stability.

[0013] Furthermore, the rack 2 and the clamping seat are both L-shaped, and a sealing ring is provided on the outer wall of the piston to improve the sealing between the baffle and the buffer cylinder.

[0014] Furthermore, the dust suction duct is rotatably connected to the air duct through a bearing, the brush head is T-shaped, and a plurality of soft bristles are provided on the outer wall of the brush head so that the suction nozzle can be cleaned by using the soft bristles on the brush head.

[0015] Furthermore, the adjustment seat is U-shaped, and the lower end of the push rod is located below the suction nozzle to ensure that the push rod first pushes the baffle to drive the clamping seat to clamp the circuit board first.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] 1. The present invention uses a fixing mechanism and a buffer assembly. When the suction nozzle is driven to move down for bonding processing, the push rod pushes the baffle to drive the rack to move down, and then drives the gear to rotate, thereby driving the rack to drive the connected clamping seat to move, so that the two clamping seats move inward relative directions, thereby clamping and fixing the two ends of the circuit board, squeezing the rubber pad to deform, and achieving preliminary fixation of the circuit board. Then, when the suction nozzle continues to move down until the patch operation is completed, the rubber pad is squeezed and deformed, so that the internal gas of the slider moves to push the piston to drive the support rod to move, and at the same time squeezes the spring 2, thereby buffering the force on it, protecting the circuit board, and at the same time clamping it more firmly, avoiding its movement affecting the patch effect, reducing the power source setting, and reducing energy consumption; and the distance between the two clamping seats can be changed by rotating the two-way screw 2 to adjust the movement of the two sliders 3, and the position of the push rod can be adjusted by the same operation to adapt to circuit boards of different widths, and has a wider range of applications;

[0018] 2. The present invention uses an air-drying cleaning mechanism. After the patch is completed, the dual-axis motor is started to drive the fan blades to rotate, thereby blowing air. After cooling through the cooling pipe, the air is guided to the blowing ring and blown out, thereby quickly cooling and solidifying the patch below. When the suction nozzle needs to be cleaned, the suction nozzle is first adjusted to the left, and then the electric telescopic rod is started to pull the rack three to move the driving gear two to drive the dust collection channel to rotate ninety degrees, so that the brush head is located under the suction nozzle. Then, the dual-axis motor is started to drive the brush head to rotate and drive the soft bristles to clean the suction nozzle. At the same time, the cleaned dust is sucked away, which is convenient for cleaning the suction nozzle and avoids clogging of the suction nozzle that affects the use of the patch. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic structural diagram of the present invention as a whole;

[0020] Figure 2 It is a schematic diagram of a partial side cross-section structure between the slider 1 and the gantry frame of the present invention;

[0021] Figure 3 This invention Figure 1 Schematic diagram of the enlarged structure of A;

[0022] Figure 4 This invention Figure 1 Schematic diagram of the enlarged structure of B;

[0023] Figure 5 This is a schematic diagram of the structure between the dust collection channel, the brush head and the second gear of the present invention;

[0024] Figure 6 Schematic diagram of the structure of the adjusting seat and the bidirectional screw rod of the present invention;

[0025] Figure 7 It is a schematic diagram of the structure between the clamping seat, rubber pad and buffer cylinder of the present invention.

[0026] Numbers in the figure: 1. Base; 2. Linear module; 3. Gantry; 4. Motor 1; 5. Screw; 6. Guide rod 1; 7. Slider 1; 8. Hydraulic cylinder; 9. Vacuum generator; 10. Suction nozzle; 11. Support plate; 12. Guide rod 2; 13. Adjustment seat; 14. Bidirectional screw 1; 15. Slider 2; 16. Push rod; 17. Transmission seat; 18. Gear 1; 19. Rack 1; 20. Rack 2; 21. Clamp seat; 22. Rubber pad; 23. Baffle; 24. Spring 1 ; 25. Bidirectional screw 2; 26. Slider 3; 27. Buffer cylinder; 28. Piston; 29. ​​Support rod; 30. Spring 2; 31. Cooling box; 32. Air duct; 33. Dual-axis motor; 34. Fan blades; 35. Cooling pipe; 36. Semiconductor refrigeration plate; 37. Blades; 38. Filter; 39. Dust collection duct; 40. Rotating shaft; 41. Synchronous wheel; 42. Synchronous belt; 43. Brush head; 44. Gear 2; 45. Electric telescopic rod; 46. Rack 3; 47. Telescopic rod. DETAILED DESCRIPTION

[0027] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0028] Example: Figure 1 - Figure 7As shown, the present invention provides a technical solution: a high-stability placement machine, including a base 1, a gantry 3 is provided on the base 1, and the two ends below the gantry 3 are connected to the two sides of the base 1 through linear modules 2 respectively. The linear module 2 is a prior art, and the specific model can be selected according to the actual functional needs. In this example, the front end of the base 1 is provided with a placement groove for placing components and other materials, which is not drawn in the drawings in this example. A fixing mechanism is provided on the top of the base 1, and an air drying and cleaning mechanism is provided on one side of the upper part of the gantry 3. A slide groove 1 is opened on the top of the gantry 3, and the symmetrical positions in the slide groove 1 are divided into A screw rod 5 and a guide rod 6 are separately provided, and the screw rod 5 is rotatably connected to the gantry 3. One end of the screw rod 5 is connected to the motor 4 outside the gantry 3. A movable slider 7 is matched with the outer side of the screw rod 5, and one end of the slider 7 is sleeved on the outside of the guide rod 6. A hydraulic cylinder 8 is provided on the top of the slider 7, and the telescopic end of the hydraulic cylinder 8 is connected to a vacuum generator 9 below the slider 7. The working end of the vacuum generator 9 is connected to a suction nozzle 10. The fixing mechanism includes a transmission seat 17. The top of the base 1 is symmetrically provided with an adjustment groove adapted to the transmission seat 17, and a gear 18 is rotatably installed on one side of the transmission seat 17. The fixing mechanism also includes a rack 20, and one end of the lower portion of the rack 20 passes through the transmission seat 17, and the lower portion of the rack 20 is meshed with the gear 18. The upper end of the rack 20 is connected to a clamping seat 21 at the top of the base 1, and a hollow rubber pad 22 is provided on the inner side of the clamping seat 21. A buffer assembly connected to the rubber pad 22 is provided on the side of the clamping seat 21 close to the transmission seat 17. A rack 19 meshing with the gear 18 is symmetrically provided in the transmission seat 17, and the rack 19 is located on both sides of the rack 20. The upper ends of the two racks 19 are connected to a baffle 23 above the transmission seat 17. A spring 24 is sleeved between the baffle 23 and the transmission seat 17 on the outer side of the rack 19. The lower end of the rack 19 passes through the bottom of the transmission seat 17. The outer side of the lower portion of the vacuum generator 9 is sleeved with a support plate 11. The support plate 11 is symmetrically provided with an adjustment seat 13 front and back, and the adjustment seat 13 is provided with a sliding groove adapted to the support plate 11. Second, a telescopic rod 47 is symmetrically provided on the top of the adjusting seat 13, and the upper end of the telescopic rod 47 is fixedly connected to the upper part of the gantry 3. A two-way screw 14 is rotatably installed on the inner side of the adjusting seat 13, and one end of the two-way screw 14 is connected to a handle 1 on the outside of the adjusting seat 13. The outer symmetrical positions of the two-way screw 14 are matched with a slider 2 15 with a threaded connection. The bottom of the slider 2 15 is connected to a push rod 16 corresponding to the baffle 23. The setting of the fixing mechanism allows it to drive the two clamping seats 21 to clamp the circuit board first when attaching components to the circuit board, and then perform patch processing to avoid the movement of the circuit board during patch processing, affecting the patch effect. At the same time, it reduces the setting of the power source, reduces energy consumption and cost, and can adjust the distance between the two clamping seats 21 according to the width of the processed circuit board so as to adapt to circuit boards of various specifications and have a wider range of applications.In this example, the air drying and cleaning mechanism includes a cooling box 31, and the cooling box 31 is fixedly installed on one side of the top of the gantry 3, and an air duct 32 is provided inside the left part of one side of the gantry 3 below the cooling box 31, and a cooling pipe 35 connected to the air duct 32 is provided in the cooling box 31, and one end of the cooling pipe 35 is connected to a blowing ring with a plurality of blowing heads through a hose, and the blowing ring is arranged on the outside of the vacuum generator 9, and a semiconductor refrigeration plate 36 is provided on one side of the cooling box 31, and the cooling end of the semiconductor refrigeration plate 36 is located at In the cooling box 31, the heat dissipation end of the semiconductor refrigeration plate 36 is located outside the cooling box 31, and a dual-axis motor 33 is fixedly installed in the air duct 32, and the upper output end of the dual-axis motor 33 is connected to the fan blade 34, and the outer side of the lower output end of the dual-axis motor 33 is provided with a filter 38 distributed up and down. A removable sealing door is provided on one side wall of the left side of the gantry 3, and a rotating groove is provided on the left inner wall of the gantry 3. The lower end of the air duct 32 rotates in the rotating groove and is connected to a dust collection duct 39, and one end of the dust collection duct 39 extends outside the gantry 3. On the other side, a rotating shaft 40 is rotatably installed on one side of the dust suction channel 39. A synchronous wheel 41 is sleeved on the outer side of the rotating shaft 40 and the output end below the dual-axis motor 33, and the synchronous wheels 41 are connected by a synchronous belt 42. The rotating shaft 40 passes through the dust suction groove opened at the top of the dust suction channel 39 to the upper end of the gantry 3 and is connected to the brush head 43. A gear 2 44 coaxial with the output shaft of the dual-axis motor 33 is fixedly installed at the bottom of the dust suction channel 39. A rack 3 46 meshing with the gear 2 44 is provided on one side of the gear 2 44 in the gantry 3. An electric telescopic rod 45 is installed at a high level on one side of the gantry 3, and the telescopic end of the electric telescopic rod 45 is connected to one end of the rack three 46. A chamber adapted to the gear two 44 and a through groove adapted to the rack three 46 are provided inside the gantry 3. The setting of the air-drying and cleaning mechanism can air-dry and cure the patch after it is completed to speed up the fixation, and when the suction nozzle 10 needs to be cleaned, the brush head 43 can be used to clean it and suck out the cleaned dust to avoid the suction nozzle 10 being blocked and affecting normal use, making it convenient to clean the suction nozzle 10. In this example, the buffer assembly includes a buffer cylinder 27, and the buffer cylinder 27 is symmetrically arranged on the side of the clamp seat 21 close to the transmission seat 17. The side walls opposite to the clamp seat 21 and the rubber pad 22 are both provided with a connecting groove corresponding to the buffer cylinder 27. A piston 28 is provided in the connecting groove opened on the side wall of the clamp seat 21, and the piston 28 is adapted to the buffer cylinder 27. One end of the piston 28 is connected to a support rod 29, and one end of the support rod 29 passes through the buffer cylinder 27. A spring 2 30 is provided on the outside of the support rod 29, and the two ends of the spring 2 30 are respectively fixedly connected to the piston 28 and the buffer cylinder 27. The setting of the buffer assembly can cause the rubber pad 22 to deform when it is squeezed, thereby utilizing the internal gas movement to push the piston 28 to move and squeeze the spring 2 30 to buffer the force applied to it.In this example, a bidirectional screw rod 25 is rotatably installed at the bottom of the base 1 corresponding to the adjustment slot position, and a handle 2 is connected to one end of the bidirectional screw rod 25. A slider 3 26 with a threaded connection is symmetrically sleeved on the outside of the bidirectional screw rod 25, and the slider 3 26 is fixedly connected to the bottom of the transmission seat 17 so that the distance between the two clamping seats 21 can be adjusted as needed to adapt to circuit boards of different widths.

[0029] In this example, blades 37 are symmetrically arranged on the outer side of the upper output end of the dual-axis motor 33. Blades 37 are located within the cooling box 31 to agitate the water in the cooling box 31, accelerating heat dissipation and achieving uniform temperature distribution. In this example, cooling pipes 35 are arranged in a serpentine curve within the cooling box 31. A blowing ring is fixedly mounted on the bottom of the support plate 11. Guide rods 12 are symmetrically arranged on the top of the support plate 11. The upper ends of guide rods 12 extend through slider 1 7 to guide the vacuum generator 9 and suction nozzle 10, improving their stability. In this example, rack 20 and clamping seat 21 are both L-shaped. A sealing ring is provided on the outer wall of piston 28 to improve the sealing between baffle 23 and buffer cylinder 27. In this example, the dust suction duct 39 is rotatably connected to the air duct 32 via a bearing. The brush head 43 is T-shaped and has a plurality of soft bristles on its outer wall to facilitate cleaning of the suction nozzle 10. In this example, the adjustment seat 13 is U-shaped, and the lower end of the push rod 16 is located below the suction nozzle 10 to ensure that the push rod 16 first pushes the baffle 23 to drive the clamping seat 21 to clamp the circuit board first.

[0030] The working principle of the present invention is as follows: when in use, first adjust the position of the clamping seat 21 and the position of the push rod 16 according to the width of the circuit board, and by twisting the handle 1 and the handle 2, thereby driving the bidirectional screw 14 and the bidirectional screw 2 25 to rotate, the two sliders 2 15 and the two sliders 3 26 can be synchronously adjusted to move relative to the inside or outside, and after adjusting them to the appropriate position, it can be adapted to the use of circuit boards of different widths; then, by placing the circuit board between the two clamping seats 21, and making the two ends of the circuit board rest on the inner top surface of the clamping seat 21, the linear module 2 and the motor 1 4 can be used to move the circuit board to the inside or outside. The driving mechanism is to adjust the front, back, left and right positions of the suction nozzle 10, and the patch processing can be carried out after the suction nozzle 10 is used to absorb the material. During the patch processing, the hydraulic cylinder 8 pushes the suction nozzle 10 downward and drives the support plate 11 and the adjustment seat 13 to move downward synchronously, thereby driving the push rod 16 downward, so that the lower end of the push rod 16 first contacts the baffle 23 and pushes the baffle 23 downward, thereby pushing the rack 19 downward and causing the baffle 23 to squeeze the spring 1 24. At the same time, the rack 19 drives the meshing gear 18 to rotate, thereby driving the rack 20 to drive the clamping seat 21 to move, so that the two clamping seats 21 move to the relative inward sides. The nozzle 10 moves in the direction of the clamping plate 21, thereby initially clamping and fixing the circuit board. Then, the nozzle 10 continues to move downward until the patch operation is completed, which will continue to make the clamping seat 21 clamp the circuit board, thereby squeezing the rubber pad 22 to deform, so that the gas inside it pushes the piston 28 to drive the support rod 29 to move, and squeezes the spring 2 30, using its deformation force to buffer the force on the rubber pad 22, thereby protecting the circuit board and making it clamped and fixed more firmly, avoiding the movement of the circuit board to affect the processing effect. It is easy to use and does not require a separate power source, which reduces energy consumption. When the nozzle 10 moves upward, the clamping seat 21 The seat 21 returns to its original position under the elastic force of the spring 1 24, and the piston 28 returns to its original position under the elastic force of the spring 2 30, and the patch operation is repeated in this way. After the patch is completed, the dual-axis motor 33 can be started to drive the fan blades 34 to rotate for blowing air, so that the water in the cooling pipe 35 and the cooling box 31 is cooled and then transferred to the blowing ring for discharge, thereby quickly cooling and solidifying the patch below. The dual-axis motor 33 will also drive the blades 37 to rotate to stir the water in the cooling box 31, so that the water temperature is evenly distributed, and the semiconductor refrigeration plate 36 cooperates with the heat dissipation and cooling treatment of the water to improve the cooling effect of the blown air.When the suction nozzle 10 needs to be cleaned, the motor 14 drives the slider 17 to move, thereby moving the suction nozzle 10 to the left. The electric telescopic rod 45 is then activated to pull the rack 3 46, driving the gear 2 44 to rotate the dust suction duct 39, thereby rotating the dust suction duct 39 90 degrees, making the dust suction duct 39 parallel to the horizontal portion of the gantry 3. At the same time, the brush head 43 is just below the suction nozzle 10. The dual-axis motor 33 is then activated to drive the connected synchronous pulley 41, which cooperates with the synchronous belt 42 to drive the other synchronous pulley 41 to rotate the rotating shaft 40, thereby driving the brush head 43 and the soft bristles to clean the suction nozzle 10. At the same time, the cleaned dust is also sucked in, making it convenient to clean the suction nozzle 10 regularly, avoiding clogging of the suction nozzle 10 and affecting its normal use, and making it more convenient to use.

[0031] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the invention can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be included therein. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A high-stability placement machine, comprising a base (1), wherein a gantry (3) is provided on the base (1), and the lower ends of the gantry (3) are connected to both sides of the base (1) through linear modules (2), characterized in that: The top of the base (1) is provided with a fixing mechanism, one side of the upper part of the gantry (3) is provided with an air drying and cleaning mechanism, the top of the gantry (3) is provided with a slide groove (1), the symmetrical positions of the slide groove (1) are provided with a screw rod (5) and a guide rod (6), and the screw rod (5) is rotatably connected to the gantry (3), one end of the screw rod (5) is connected to a motor (4) outside the gantry (3), the outer side of the screw rod (5) is matched with a movable slider (7), and one end of the slider (7) is sleeved on the outside of the guide rod (6), the top of the slider (7) is provided with a hydraulic cylinder (8), and the telescopic end of the hydraulic cylinder (8) is connected to a motor (4) below the slider (7). A vacuum generator (9), the working end of the vacuum generator (9) is connected to a suction nozzle (10), the fixing mechanism includes a transmission seat (17), the top of the base (1) is symmetrically provided with an adjustment slot adapted to the transmission seat (17), and a gear 1 (18) is rotatably installed on one side of the transmission seat (17); the fixing mechanism also includes a rack 2 (20), and one end of the lower portion of the rack 2 (20) passes through the transmission seat (17), the lower portion of the rack 2 (20) is meshed with the gear 1 (18), the upper end of the rack 2 (20) is connected to a clamping seat (21) at the top of the base (1), and a hollow rubber pad (22) is provided on the inner side of the clamping seat (21), The clamping seat (21) is provided with a buffer assembly connected to a rubber pad (22) on one side close to the transmission seat (17), and a rack (19) meshing with the gear (18) is symmetrically provided in the transmission seat (17), and the rack (19) is located on both sides of the rack (20), and the upper ends of the two racks (19) are connected to a baffle (23) above the transmission seat (17), and a spring (24) is provided on the outer side of the rack (19) between the baffle (23) and the transmission seat (17), and the lower end of the rack (19) passes through the bottom of the transmission seat (17), and the outer side of the lower part of the vacuum generator (9) is provided with a support plate (11). The support plate (11) is symmetrically provided with an adjustment seat (13) at the front and rear sides, and the adjustment seat (13) is provided with two slide grooves adapted to the support plate (11). The top of the adjustment seat (13) is symmetrically provided with a telescopic rod (47), and the upper end of the telescopic rod (47) is fixedly connected to the upper part of the gantry (3). A bidirectional screw rod (14) is rotatably installed on the inner side of the adjustment seat (13), and one end of the bidirectional screw rod (14) is connected to a handle on the outside of the adjustment seat (13). The outer side of the bidirectional screw rod (14) is symmetrically provided with a threaded slider (15), and the bottom of the slider (15) is connected to a push rod (16) corresponding to the baffle (23);The air drying and cleaning mechanism includes a cooling box (31), and the cooling box (31) is fixedly installed on one side of the top of the gantry (3), and an air duct (32) is provided inside the left side of one side of the gantry (3) below the cooling box (31), and a cooling pipe (35) connected to the air duct (32) is provided in the cooling box (31), and one end of the cooling pipe (35) is connected to a blowing ring with a plurality of blowing heads through a hose, and the blowing ring is arranged on the outside of the vacuum generator (9), and a semiconductor refrigeration plate (35) is provided on one side of the cooling box (31). 6), and the cooling end of the semiconductor refrigeration plate (36) is located in the cooling box (31), and the heat dissipation end of the semiconductor refrigeration plate (36) is located outside the cooling box (31), a dual-axis motor (33) is fixedly installed in the air duct (32), and the upper output end of the dual-axis motor (33) is connected to the fan blade (34), and the outer side of the lower output end of the dual-axis motor (33) is provided with a filter screen (38) distributed up and down, a side wall of the left part of the gantry (3) is provided with a detachable sealing door, and a rotating groove is opened on the left inner wall of the gantry (3), The lower end of the air duct (32) is connected to a dust collection duct (39) in a rotational manner in the rotating groove, and one end of the dust collection duct (39) is extended to the outside of the gantry (3). A rotating shaft (40) is rotatably installed on one side of the dust collection duct (39). The rotating shaft (40) and the outer side of the output end below the dual-axis motor (33) are both sleeved with synchronous wheels (41), and the synchronous wheels (41) are connected by a synchronous belt (42). The rotating shaft (40) passes through the dust collection groove opened at the top of the dust collection duct (39) and is connected to a brush head (41). 3), a gear 2 (44) coaxial with the output shaft of the dual-axis motor (33) is fixedly installed at the bottom of the dust suction duct (39), a rack 3 (46) meshing with the gear 2 (44) is provided on one side of the gear 2 (44) in the gantry (3), an electric telescopic rod (45) is installed at a height on one side of the gantry (3), and the telescopic end of the electric telescopic rod (45) is connected to one end of the rack 3 (46), and a chamber adapted to the gear 2 (44) and a through slot adapted to the rack 3 (46) are provided inside the gantry (3). ; 2. A high-stability placement machine according to claim 1, characterized in that: The buffer assembly includes a buffer cylinder (27), and the buffer cylinder (27) is symmetrically arranged on a side of the clamp seat (21) close to the transmission seat (17), and a communication groove corresponding to the buffer cylinder (27) is opened on the side wall opposite to the clamp seat (21) and the rubber pad (22), and a piston (28) is provided in the communication groove opened on the side wall of the clamp seat (21), and the piston (28) is adapted to the buffer cylinder (27), one end of the piston (28) is connected to a support rod (29), and one end of the support rod (29) passes through the buffer cylinder (27), a spring 2 (30) is provided on the outer side of the support rod (29), and the two ends of the spring 2 (30) are fixedly connected to the piston (28) and the buffer cylinder (27) respectively.

3. A high-stability placement machine according to claim 1, characterized in that: A bidirectional screw rod 2 (25) is rotatably mounted on the bottom of the base (1) at a position corresponding to the adjustment slot, and a handle 2 is connected to one end of the bidirectional screw rod 2 (25). A slider 3 (26) connected by a thread is symmetrically sleeved on the outer side of the bidirectional screw rod 2 (25), and the slider 3 (26) is fixedly connected to the bottom of the transmission seat (17).

4. The high-stability placement machine according to claim 1, characterized in that: Blades (37) are symmetrically provided on the outer side of the upper output end of the dual-shaft motor (33), and the blades (37) are located in the cooling box (31).

5. The high-stability placement machine according to claim 1, characterized in that: The cooling pipe (35) is distributed in the cooling box (31) in the form of a circuitous curve, the blowing ring is fixedly installed at the bottom of the support plate (11), and the top of the support plate (11) is symmetrically provided with a second guide rod (12), and the upper end of the second guide rod (12) passes through the slider (7).

6. A high-stability placement machine according to claim 2, characterized in that: The second rack (20) and the clamping seat (21) are both L-shaped, and a sealing ring is provided on the outer wall of the piston (28).

7. The high-stability placement machine according to claim 1, characterized in that: The dust suction duct (39) is rotatably connected to the air duct (32) via a bearing. The brush head (43) is T-shaped, and a plurality of soft bristles are provided on the outer wall of the brush head (43).

8. The high-stability placement machine according to claim 1, characterized in that: The adjustment seat (13) is U-shaped, and the lower end of the push rod (16) is located below the suction nozzle (10).

Citation Information

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