SMT jig cleaning device convenient to take and place

Abstract

The utility model relates to the technical field of SMT jig cleaning, and discloses an SMT jig cleaning device convenient to take and place, which comprises a machine body and a top plate, a cleaning chamber is arranged in the machine body, a supporting frame is fixedly arranged at the top of the cleaning chamber, a baffle is fixedly arranged on one side of the supporting frame, the top end of the machine body is connected with the top plate through a supporting column, and the supporting column is connected with the top plate. A motor is fixedly installed at the top end of the top plate through a shell, an output shaft of the motor is connected with a lead screw, and the lead screw is connected with a lifting assembly. The motor drives the lead screw, the lifting assembly can lift the cleaning basket through the sliding assembly, the cleaning basket can be taken out of the cleaning chamber of the machine body while the sliding assembly is opened, the height and the operation space of the cleaning basket are increased, workers can conveniently and rapidly take and place SMT jigs through the taking and placing channel, stooping operation is not needed, the working intensity is reduced, and the working efficiency is improved. The cleaning basket is fed into the cleaning chamber, and the supporting frame can support the supporting strips of the cleaning basket.

Description

Technical Field

[0001] The utility model relates to the technical field of SMT fixture cleaning, in particular to an SMT fixture cleaning device convenient for taking and placing. Background Technique

[0002] An SMT fixture is a type of fixture designed for the complete SMT process to ensure high-quality production of the SMT process. Since the SMT fixture is used in the SMT production process, it is called an SMT fixture and is mainly used in production processes such as solder paste printing, SMT mounting, and reflow soldering.

[0003] The "intelligent ultrasonic fixture cleaning machine" disclosed in its application number "202122238688.5" "includes a cleaning machine outer frame, a cleaning liquid storage tank is fixedly installed inside the cleaning machine outer frame, a rinsing liquid storage tank is fixedly installed inside the cleaning machine outer frame, a distiller is fixedly installed inside the cleaning machine outer frame, a sealing cover is movably installed on the outer wall of the distiller through a hinge, two bottom connecting rods are movably installed inside the distiller, a side connecting rod that fits with the inner wall of the distiller is fixedly installed at the top of the front bottom connecting rod, and a dial block is fixedly installed on the side of the side connecting rod away from the inner wall of the distiller". In the utility model, by movably installing two bottom connecting rods inside the distiller, when cleaning the fixture, first place the fixture inside the cleaning liquid storage tank for preliminary cleaning, and then put it into the rinsing liquid storage tank for secondary rinsing. The waste liquid after cleaning the fixture enters the distiller for distillation and then is condensed through a condenser. After the distiller distills the waste liquid, some impurities will adhere to the inner wall of the distiller. At this time, rotate the bolt connecting the sealing cover and the distiller and pull up the bottom connecting rod, hold the dial block on the outer wall of the side connecting rod and rotate the side connecting rod inside the distiller. When the side connecting rod rotates, it will drive the two bottom connecting rods at the bottom of the inner wall of the distiller to rotate. When the bottom connecting rod and the side connecting rod rotate, the scraper inside the bottom connecting rod and the side connecting rod fits with the inner wall of the distiller and scrapes and cleans some impurities adhering to the inner wall of the distiller.

[0004] However, the above method still has the following defects: When performing ultrasonic cleaning on the SMT fixture, it is necessary to open the cover plate and then place the fixture in the liquid storage tank. The position of the liquid storage tank is relatively low, and it often requires the staff to bend down to operate, which is not convenient for quickly placing the fixture. Moreover, after the cleaning is completed, it is necessary to open the cover plate to take it out, which is not convenient for taking it out and increases the work intensity of the staff. Content of the Utility Model

[0005] Aiming at the deficiencies of the prior art, the utility model provides an SMT fixture cleaning device convenient for taking and placing, which has the advantage of being convenient for taking and placing SMT fixtures and solves the problems raised in the above background technique.

[0006] The utility model provides the following technical solutions: an SMT jig cleaning device convenient for taking and placing, including a machine body and a top plate. A cleaning chamber is arranged inside the machine body. A support frame is fixedly arranged at the top of the cleaning chamber. A baffle is fixedly arranged on one side of the support frame. The top end of the machine body is connected to the top plate through columns. A motor is fixedly installed on the top end of the top plate through a housing. The output shaft of the motor is connected to a lead screw. The lead screw is connected to a lifting component. The lifting component is connected to a sliding component through two columns. A cleaning basket is arranged at the bottom end of the sliding component. A mesh is arranged on the surface of the cleaning basket. A taking and placing channel is arranged on one side of the cleaning basket. The top of the cleaning basket is lapped with the top end of the support frame through a support bar.

[0007] As a preferred technical solution of the utility model, both ends of the column are respectively welded to the machine body and the top plate. There are four columns. Four corners at the bottom end of the machine body are all equipped with ground wheels. A wheel brake is arranged on one side of the ground wheel.

[0008] As a preferred technical solution of the utility model, two guide sleeves are fixedly arranged on the surface of the top plate. The column is slidably connected to the guide sleeve. The bottom end of the housing is fixedly connected to the middle of the top end of the top plate. The motor is fixedly connected to the middle of the top end of the housing.

[0009] As a preferred technical solution of the utility model, a cover plate is arranged on the surface of the housing. The top end of the lead screw is rotatably connected to the inner wall of the top end of the housing. The bottom end of the lead screw is rotatably connected to the middle of the top end of the top plate.

[0010] As a preferred technical solution of the utility model, the lifting component includes a lifting plate and a threaded sleeve. The middle of the lifting plate is fixedly connected with the threaded sleeve. The threaded sleeve is threadedly connected to the lead screw. Support plates are fixedly arranged on both sides of the lifting plate. The top end of the column is fixedly connected to the bottom end of the support plate.

[0011] As a preferred technical solution of the utility model, plate grooves are opened on both sides of the housing. The support plate is slidably connected to the plate groove. Two tracks are fixedly arranged on the inner wall of the back of the housing. Two sliding grooves are opened on one side of the lifting plate. The lifting plate is slidably connected to the track through the sliding groove. A cover plate is arranged on the front of the housing.

[0012] As a preferred technical solution of the utility model, the sliding component includes a machine cover. Sliding sleeves are arranged at four corners of the machine cover. The sliding sleeve is slidably connected to the column. Four rod sleeves are fixedly arranged on the surface of the machine cover. A hanging rod is slidably connected to the rod sleeve. The bottom end of the hanging rod is fixedly connected to the top end of the support bar.

[0013] As a preferred technical solution of the utility model, a limiting block is fixedly connected to the top end of the hanging rod. The diameter of the limiting block is larger than the inner diameter of the rod sleeve.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. By driving the lead screw with a motor, the lifting assembly can lift the cleaning basket through the sliding assembly. While opening the sliding assembly, the cleaning basket can be taken out from the cleaning chamber of the fuselage, increasing its height and operating space, facilitating the staff to quickly pick up and place the SMT fixture through the pick-up and placement channel without bending over, reducing the working intensity. By sending the cleaning basket into the cleaning chamber, the support frame can support the support bars of the cleaning basket, and the baffle on one side of the support frame can block the pick-up and placement channel to prevent the SMT fixture from falling.

[0016] 2. The lifting assembly can provide uniform support for the top of the sliding assembly through two columns. Cooperating with the struts to guide the sliding assembly can prevent it from tilting, and can maintain the position accuracy of the cleaning basket. The sliding assembly avoids the rigid connection between the cleaning basket and the columns, preventing the pressure of the columns from being directly transmitted to the cleaning basket. The cleaning basket can make the support bars fit with the support frame by its own weight, avoiding the phenomenon that the cleaning basket and the support frame bear pressure and are damaged. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is one of the structural schematic diagrams of the utility model;

[0018] Figure 2 is the second structural schematic diagram of the utility model;

[0019] Figure 3 is the structural schematic diagram of the support frame of the utility model;

[0020] Figure 4 is the structural schematic diagram of the lifting assembly of the utility model;

[0021] Figure 5 is the exploded structural schematic diagram of the sliding assembly of the utility model.

[0022] In the figure: 1, fuselage; 2, ground wheel; 3, support frame; 4, baffle; 5, strut; 6, top plate; 7, outer shell; 8, cover plate; 9, guide sleeve; 10, motor; 11, column; 12, lifting assembly; 1201, lifting plate; 1202, threaded sleeve; 1203, support plate; 13, track; 14, plate groove; 15, lead screw; 16, sliding assembly; 1601, machine cover; 1602, sliding sleeve; 1603, rod sleeve; 1604, suspension rod; 1605, limit block; 17, cleaning basket; 18, pick-up and placement channel; 19, mesh; 20, support bar. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0023] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0024] Please refer to Figures 1 to 5 , a cleaning device for SMT fixtures that is convenient for picking and placing, including a machine body 1 and a top plate 6. A cleaning chamber is provided inside the machine body 1. A support frame 3 is fixedly provided at the top of the cleaning chamber. A baffle 4 is fixedly provided on one side of the support frame 3. The top end of the machine body 1 is connected to the top plate 6 through a support column 5. A motor 10 is fixedly installed on the top end of the top plate 6 through a housing 7. The output shaft of the motor 10 is connected to a lead screw 15. The lead screw 15 is connected to a lifting assembly 12. The lifting assembly 12 is connected to a sliding assembly 16 through two columns 11. A cleaning basket 17 is provided at the bottom end of the sliding assembly 16. By driving the lead screw 15 with the motor 10, the lifting assembly 12 can lift the cleaning basket 17, and the cleaning basket 17 can be taken out of the cleaning chamber of the machine body 1, increasing its height and operating space, facilitating the staff to pick and place SMT fixtures without bending down. A mesh sheet 19 is provided on the surface of the cleaning basket 17. A pick-and-place channel 18 is provided on one side of the cleaning basket 17. The top of the cleaning basket 17 is lapped with the top end of the support frame 3 through a support bar 20;

[0025] In this embodiment, preferably, the lifting assembly 12 includes a lifting plate 1201 and a threaded sleeve 1202. A threaded sleeve 1202 is fixedly connected to the middle of the lifting plate 1201. The threaded sleeve 1202 is threadedly connected to the lead screw 15. Support plates 1203 are fixedly provided on both sides of the lifting plate 1201. The top end of the column 11 is fixedly connected to the bottom end of the support plate 1203. The rotational movement of the lead screw 15 can be converted into the linear movement of the lifting plate 1201 through the threaded sleeve 1202. The lifting plate 1201 can drive the two columns 11 to lift synchronously through the two support plates 1203. Plate grooves 14 are opened on both sides of the housing 7. The support plate 1203 is slidably connected to the plate groove 14. Two tracks 13 are fixedly provided on the inner wall of the back surface of the housing 7. Two chutes are opened on one side of the lifting plate 1201. The lifting plate 1201 is slidably connected to the track 13 through the chute. The support plate 1203 and the lifting plate 1201 can be respectively guided through the plate groove 14 and the track 13, which can ensure the stability during their lifting. A cover plate 8 is provided on the front surface of the housing 7. By opening the cover plate 8, the inside of the housing 7 can be repaired;

[0026] In this embodiment, preferably, the sliding component 16 includes a machine cover 1601. Sliding sleeves 1602 are provided at the four corners of the machine cover 1601. The sliding sleeves 1602 are slidably connected to the support columns 5. The sliding sleeves 1602 cooperate with the support columns 5 to guide the machine cover 1601 and prevent the machine cover 1601 from tilting. Four rod sleeves 1603 are fixedly provided on the surface of the machine cover 1601. A hanging rod 1604 is slidably connected to the rod sleeve 1603. The bottom end of the hanging rod 1604 is fixedly connected to the top end of the support bar 20. The rod sleeve 1603 can guide the hanging rod 1604 and ensure the vertical sliding of the hanging rod 1604. The hanging rod 1604 avoids the rigid connection between the cleaning basket 17 and the column 11 and can prevent the pressure of the column 11 from being directly transmitted to the cleaning basket 17. The top end of the hanging rod 1604 is fixedly connected with a limit block 1605. The diameter of the limit block 1605 is larger than the inner diameter of the rod sleeve 1603. The limit block 1605 can prevent the hanging rod 1604 from falling off;

[0027] In this embodiment, preferably, the two ends of the support column 5 are respectively welded to the fuselage 1 and the top plate 6. There are four support columns 5. Ground wheels 2 are installed at the four corners of the bottom end of the fuselage 1. A wheel brake is provided on one side of the ground wheel 2. The fuselage 1 can be moved through the ground wheels 2, and the ground wheels 2 can be locked by stepping on the wheel brakes of the ground wheels 2;

[0028] In this embodiment, preferably, two guide sleeves 9 are fixedly provided on the surface of the top plate 6. The column 11 is slidably connected to the guide sleeve 9. The guide sleeve 9 can ensure the vertical movement of the column 11. The bottom end of the outer shell 7 is fixedly connected to the middle part of the top end of the top plate 6. The motor 10 is fixedly connected to the middle part of the top end of the outer shell 7. A cover plate 8 is provided on the surface of the outer shell 7. The top end of the lead screw 15 is rotatably connected to the inner wall of the top end of the outer shell 7. The bottom end of the lead screw 15 is rotatably connected to the middle part of the top end of the top plate 6. The top plate 6 and the outer shell 7 can respectively support the two ends of the lead screw 15;

[0029] During use, the staff first drives the lead screw 15 through the motor 10. The lead screw 15 converts the rotational motion into the linear motion of the lifting plate 1201 through the threaded sleeve 1202 of the lifting component 12. The lifting plate 1201 simultaneously lifts the two columns 11 through the support plate 1203. When the columns 11 drive the sliding component 16 to rise, the limit block 1605 and the hanging rod 1604 of the sliding component 16 can open the machine cover 1601 and take out the cleaning basket 17 from the cleaning chamber of the fuselage 1. Then, the SMT fixture is placed in the cleaning basket 17 through the loading and unloading channel 18. Then, the motor 10 drives the lead screw 15 in the reverse direction to send the cleaning basket 17 into the cleaning chamber, and the SMT fixture can be ultrasonically cleaned by the fuselage 1;

[0030] After the cleaning basket 17 enters the cleaning chamber of the fuselage 1, the suspension rod 1604 avoids the rigid connection between the cleaning basket 17 and the column 11, preventing the pressure on the column 11 from being directly transmitted to the cleaning basket 17. The cleaning basket 17 can make the support strip 20 fit with the support frame 3 by its own weight, avoiding the phenomenon that the cleaning basket 17 and the support frame 3 bear pressure and are damaged. The support frame 3 can support the support strip 20 of the cleaning basket 17, and the baffle 4 on one side of the support frame 3 can block the access passage 18 to prevent the SMT fixture from falling. After the SMT fixture is cleaned, the staff can drive the lead screw 15 through the motor 10 again to take out the cleaning basket 17 from the cleaning chamber, and then take out the SMT fixture through the access passage 18.

[0031] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An SMT fixture cleaning device that is easy to pick up and place, comprising a body (1) and a top plate (6), characterized in that: A cleaning chamber is provided inside the machine body (1), a support frame (3) is fixedly provided on the top of the cleaning chamber, a baffle (4) is fixedly provided on one side of the support frame (3), the top of the machine body (1) is connected to a top plate (6) via a support (5), a motor (10) is fixedly installed on the top of the top plate (6) via a housing (7), the output shaft of the motor (10) is connected to a screw rod (15), the screw rod (15) is connected to a lifting assembly (12), the lifting assembly (12) is connected to a sliding assembly (16) via two columns (11), a cleaning basket (17) is provided at the bottom end of the sliding assembly (16), a mesh sheet (19) is provided on the surface of the cleaning basket (17), a pick-up and drop-out channel (18) is provided on one side of the cleaning basket (17), and the top of the cleaning basket (17) is overlapped with the top of the support frame (3) via a support bar (20).

2. The SMT fixture cleaning device that is easy to pick up and place according to claim 1 is characterized in that: The two ends of the support (5) are respectively welded to the fuselage (1) and the top plate (6), and four support (5) are provided. The four corners at the bottom end of the fuselage (1) are all equipped with ground wheels (2), and a wheel brake is provided on one side of the ground wheel (2).

3. The SMT fixture cleaning device that is easy to pick up and place according to claim 1 is characterized in that: Two guide sleeves (9) are fixedly provided on the surface of the top plate (6), the upright column (11) is slidably connected to the guide sleeves (9), the bottom end of the outer shell (7) is fixedly connected to the middle of the top of the top plate (6), and the motor (10) is fixedly connected to the middle of the top of the outer shell (7).

4. The SMT fixture cleaning device that is easy to pick up and place according to claim 1 is characterized in that: A cover plate (8) is provided on the surface of the housing (7), the top end of the screw rod (15) is rotatably connected to the inner wall of the top end of the housing (7), and the bottom end of the screw rod (15) is rotatably connected to the middle part of the top end of the top plate (6).

5. The SMT fixture cleaning device that is easy to pick up and place according to claim 1 is characterized in that: The lifting assembly (12) comprises a lifting plate (1201) and a threaded sleeve (1202); the middle of the lifting plate (1201) is fixedly connected to the threaded sleeve (1202); the threaded sleeve (1202) is threadedly connected to the screw rod (15); support plates (1203) are fixedly provided on both sides of the lifting plate (1201); and the top end of the column (11) is fixedly connected to the bottom end of the support plate (1203).

6. The SMT fixture cleaning device that is easy to pick up and place according to claim 5 is characterized in that: Both sides of the shell (7) are provided with plate grooves (14), the support plate (1203) is slidably connected to the plate grooves (14), the inner wall of the back side of the shell (7) is fixedly provided with two tracks (13), one side of the lifting plate (1201) is provided with two sliding grooves, the lifting plate (1201) is slidably connected to the tracks (13) via the sliding grooves, and the front side of the shell (7) is provided with a cover plate (8).

7. The SMT fixture cleaning device that is easy to pick up and place according to claim 1 is characterized in that: The sliding assembly (16) comprises a machine cover (1601), wherein four corners of the machine cover (1601) are provided with sliding sleeves (1602), wherein the sliding sleeves (1602) are slidably connected to the pillars (5), and four rod sleeves (1603) are fixedly provided on the surface of the machine cover (1601), wherein the rod sleeves (1603) are slidably connected to a suspension rod (1604), and the bottom end of the suspension rod (1604) is fixedly connected to the top end of the support bar (20).

8. The SMT fixture cleaning device that is easy to pick up and place according to claim 7 is characterized in that: The top end of the suspension rod (1604) is fixedly connected to a limiting block (1605), and the diameter of the limiting block (1605) is larger than the inner diameter of the rod sleeve (1603).

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