A steel mesh cleaning device for automated SMT chip mounting and a method of using the same

Abstract

The present invention relates to the technical field of steel mesh cleaning, and in particular to a steel mesh cleaning device for automated SMT chip mounting and a method of using the steel mesh, comprising: a machine base, a transfer mechanism, a crank swing mechanism, a material receiving mechanism, a material discharging mechanism, a liquid spraying mechanism and a wiping mechanism; the transfer mechanism is provided on the left side of the top of the machine base, and the liquid spraying mechanism is provided on the right side, the transfer mechanism is provided with the crank swing mechanism, the crank swing mechanism is respectively provided with the material receiving mechanism, the material discharging mechanism and the wiping mechanism, a dust-free cloth is wound on a material discharging drum of the material discharging mechanism, and the other end of the dust-free cloth is connected to the winding drum of the winding mechanism after being wound on the top of the wiping mechanism; the problem that traditional enterprises lack suitable steel mesh cleaning equipment in the processing and production process and all use manual wiping cleaning to clean the steel mesh, resulting in high labor costs and low production efficiency, is solved.

Description

Technical Field

[0001] The present invention relates to the technical field of steel mesh cleaning, and in particular to a steel mesh cleaning device for automated SMT chip mounting and a method for using the same. Background Art

[0002] At present, SMT (Surface, Mount, Technology) chips and circuit substrates are fixed by solder paste, which is applied to the circuit substrate by rollers and steel mesh. After the current enterprises use steel mesh to process electronic components with solder paste, solder paste will remain on the steel mesh. However, traditional enterprises lack suitable steel mesh cleaning equipment during the processing and production process, and all use manual wiping and cleaning to clean them, resulting in high labor costs and low production efficiency. Therefore, it is urgent to develop a steel mesh cleaning equipment and method for automated SMT chip mounting to solve the above problems. Summary of the invention

[0003] In view of the shortcomings of the prior art, the present invention provides a steel mesh cleaning device for automated SMT chip mounting and a method of using the same, which solves the problem that traditional enterprises lack suitable steel mesh cleaning equipment during the processing and production process, and all steel mesh cleaning is done by manual wiping, resulting in high labor costs and low production efficiency.

[0004] The present invention is achieved through the following technical solutions:

[0005] A steel mesh cleaning device for automated SMT chip mounting comprises: a machine base, a transfer mechanism, a crank swing mechanism, a material receiving mechanism, a material discharging mechanism, a liquid spraying mechanism and a wiping mechanism; the transfer mechanism is provided on the left side of the top of the machine base, and the liquid spraying mechanism is provided on the right side; the transfer mechanism is provided on the crank swing mechanism; and the material receiving mechanism, the material discharging mechanism and the wiping mechanism are provided on the crank swing mechanism respectively;

[0006] A rolled dust-free cloth is wound on the unloading drum of the unloading mechanism, and the other end of the dust-free cloth is connected to the winding drum of the receiving mechanism after being wound around the top of the wiping mechanism;

[0007] By driving the transfer mechanism, the crank swing mechanism and its upper parts are driven to slide forward and backward, and by driving the crank swing mechanism, the material receiving mechanism, the material discharging mechanism and the wiping mechanism are driven to swing and slide left and right. At the same time, the alcohol is pumped to the wiping mechanism through the drive of the spray mechanism, and the wiping mechanism and the dust-free cloth cooperate to achieve rapid wiping and cleaning of the SMT chip mounting steel mesh.

[0008] Preferably, the transfer mechanism comprises: a mounting seat, a guide rail 1, a slider 1, a linear motor, a transfer plate and an anti-collision block; the mounting seat is arranged on the machine base, the guide rail 1 is symmetrically arranged on the left and right sides of the top of the mounting seat, the slider 1 is slidably connected to the guide rail 1, the slider 1 is symmetrically arranged at the bottom of the transfer plate, the mounting seat also includes the linear motor installed, and the transfer plate is driven by the linear motor to slide forward and backward;

[0009] The anti-collision blocks are symmetrically arranged at the front and rear ends of the mounting seat, and the anti-collision protection for the linear motor is achieved through the arrangement of the anti-collision blocks.

[0010] Preferably, the crank rocking mechanism comprises: a mounting plate, a rocking motor, an eccentric wheel, a transmission rod, a rocking plate, a guide rail 2 and a slider 2; the mounting plate is arranged at the upper end of the transfer plate, the rocking motor is mounted on the mounting plate, the eccentric wheel is provided at the output end of the rocking motor, the transmission rod is hinged at the eccentric part of the eccentric wheel, the other end of the transmission rod is hinged to the rocking plate, the guide rail 2 is symmetrically provided on the front and rear sides of the mounting plate, the slider 2 is slidably connected to the guide rail 2, and the slider 2 is symmetrically arranged at the bottom of the rocking plate.

[0011] Preferably, it also includes a clamping mechanism, which includes: a fixed clamp and a spring clamp, and the fixed clamp and the spring clamp are respectively installed on the left and right side plates of the swing plate through bearings, and the fixed clamp and the spring clamp are respectively arranged in two groups and distributed front and back.

[0012] Preferably, the material receiving mechanism includes: a material receiving motor, a belt transmission box and a winding drum; the material receiving motor is installed on the lower left side wall of the belt transmission box, and the material receiving motor is driven by the belt transmission box to reduce speed, thereby driving the winding drum clamped on the clamping mechanism to rotate.

[0013] Preferably, the discharge mechanism comprises: a discharge cylinder engaged by the engaging mechanism; and the dust-free cloth in a roll is rolled up on the discharge cylinder.

[0014] Preferably, the liquid spraying mechanism comprises: a protective box, a liquid storage tank and a liquid spraying pump, wherein the liquid storage tank is placed inside the protective box, and the liquid spraying pump is driven to drive the alcohol stored in the liquid storage tank to be pumped to the wiping mechanism through a connecting pipe.

[0015] Preferably, the wiping mechanism comprises: a wiping plate, an injection plate, an injection seat, a clamping seat, a guide groove, a guide column and a compression spring;

[0016] The wiping plate is arranged in an L-shaped structure, the rear side of the wiping plate is abutted and locked with the injection plate, and the top of the wiping plate is arranged in a flat structure;

[0017] The injection plate comprises: an inclined plate and a bottom plate; the bottom of the inclined plate is integrally formed with the bottom plate, a V-shaped groove is provided at the upper end of the inclined plate, and an L-shaped clamping groove is provided at the right side wall of the inclined plate; a U-shaped groove is provided at the middle of the bottom of the bottom plate, and an injection hole is provided through the bottom of the V-shaped groove and penetrates to the top of the U-shaped groove;

[0018] The injection seat comprises: a base, a clamping block, a waist cavity and a connecting hole; the top of the base is integrally formed with the clamping block, the top of the clamping block is provided with two groups of waist cavities arranged linearly, the bottom of the waist cavity is provided with the connecting hole penetrating therethrough, a connecting head is mounted on the connecting hole, and the connecting head can be installed on the connecting pipe connected to the liquid injection pump;

[0019] The waist cavity is connected to the injection hole by locking and assembling the U-shaped groove and the clamping block;

[0020] The base is arranged in a T-shaped structure;

[0021] The clamping seat: there are four sets of the clamping seat, which are distributed at the four corners of the injection seat, and the bottom end of the clamping seat is fixed on the swing plate. The clamping seat also includes a limit block that matches the T-shaped structure on the base;

[0022] The guide grooves are provided in four groups, symmetrically distributed at the two ends of the bottom of the injection seat, the guide columns are slidably inserted in the guide grooves, the bottom of the guide columns are connected to the swing plate, and the compression spring is sleeved on the outside of the guide columns, so that when the compression spring is compressed, the injection seat can move downward along the guidance of the guide columns and the guide grooves.

[0023] Preferably, it also includes a tensioning mechanism, specifically including: a tension spring, a rotating rod, an avoidance groove, a rotating shaft and a pressing plate; the left and right ends of the rotating shaft are rotatably connected to the left and right side plates of the swing plate respectively, and the rotating rods are symmetrically arranged on the left and right sides of the bottom of the rotating shaft, and the lower end of the rotating rod passes through the avoidance groove opened on the bottom plate of the swing plate, and the bottom end of the rotating rod is clamped with the tension spring, and the other end of the tension spring is clamped with the bottom of the swing plate, and the pressing plate is arranged on the top of the rotating shaft, and the end face of the pressing plate close to the side of the discharge barrel is arranged in an arc structure, and its arc structure is tangent to the winding surface of the dust-free cloth rolled up on the discharge barrel;

[0024] It also includes a control unit, which is electrically connected to the transfer mechanism, the crank swing mechanism, the material receiving mechanism and the liquid spraying mechanism respectively.

[0025] Based on the above technical solution, a method of use is also provided: that is, a method of using the above-mentioned automatic SMT chip mounting steel mesh cleaning device for cleaning, comprising:

[0026] 1) First, the unloading drum and the winding drum are sequentially installed on the swing plate through the clamping mechanism, and at the same time, the dust-free cloth rolled on the unloading drum is unloaded counterclockwise, wound along the top of the wiping plate, and then rolled counterclockwise onto the winding drum;

[0027] 2) Then, the cleaning device is installed on the SMT chip production equipment unit, and the descending assembly on the SMT chip production equipment unit is controlled to make the steel mesh thereon fall until it abuts against the top of the wiping plate wrapped around and covering the dust-free cloth;

[0028] 3) Controlling the linear motor, the swing motor, the material receiving motor and the liquid spray pump to work respectively through a control unit;

[0029] 4) Specific work includes:

[0030] The linear motor works to drive the transfer plate to slide forward or backward under the guidance of the guide rail 1 and the slider 1;

[0031] The swing motor works by driving the eccentric wheel to rotate, and under the transmission action of the transmission rod, drives the swing plate to swing and slide back and forth under the guidance of the guide rail 2 and the slider 2;

[0032] The material receiving motor works: it drives the reel to rotate counterclockwise, at which time the dust-free cloth starts to be reeled, and the material discharging drum discharges the dust-free cloth synchronously;

[0033] The spray pump works by pumping the alcohol stored in the liquid storage tank through the connecting pipe, the connecting head, the connecting hole, and the waist-shaped cavity to the spray hole, and then spraying the alcohol onto the dust-free cloth on the top of the wiping plate through the spray hole.

[0034] The beneficial effects of the present invention are:

[0035] The present invention adopts the design and use of the above structure to solve the problem that traditional enterprises lack suitable steel mesh cleaning equipment in the processing and production process, and all use manual wiping and cleaning to clean it, resulting in high labor costs and low production efficiency.

[0036] Moreover, the invention has novel structure, reasonable design, simple and flexible operation and strong practicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0037] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0038] Figure 1 It is a front view three-dimensional structural diagram of the present invention;

[0039] Figure 2 It is a rear perspective structural diagram of the present invention;

[0040] Figure 3 It is a structural diagram of the transfer mechanism in the present invention;

[0041] Figure 4 It is a structural diagram of the crank swing mechanism in the present invention;

[0042] Figure 5 It is a structural diagram of the material receiving mechanism, the material discharging mechanism and the wiping mechanism in the present invention;

[0043] Figure 6 It is a partial structural diagram of the material receiving mechanism in the present invention;

[0044] Figure 7 It is a structural diagram of the clamping mechanism in the present invention;

[0045] Figure 8 It is a structural diagram of the tensioning mechanism in the present invention;

[0046] Fig. 9 The structure of the wiping mechanism in the present invention is Figure 1 ;

[0047] Fig.10 The structure of the wiping mechanism in the present invention is Figure 2 ;

[0048] Fig.11 It is a structural diagram of the card connector in the present invention;

[0049] Fig.12 The structure of the injection plate in the present invention is Figure 1 ;

[0050] Fig.13 The structure of the injection plate in the present invention is Figure 2 ;

[0051] Fig.14 The structure of the injection seat in the present invention Figure 1 ;

[0052] Fig.15 The structure of the injection seat in the present invention Figure 2.

[0053] In the figure: 1-machine base, 2-transfer mechanism, 21-mounting seat, 22-guide rail 1, 23-slider 1, 24-linear motor, 25-transfer plate, 26-anti-collision block, 3-crank swing mechanism, 31-mounting plate, 32-swing motor, 33-eccentric wheel, 34-transmission rod, 35-swing plate, 36-guide rail 2, 37-slider 2, 4-receiving mechanism, 41-receiving motor, 42-belt transmission box, 43-rewinding drum, 5-discharging mechanism, 51-discharging drum, 52-dust-free cloth, 6-spraying mechanism, 61-protective box, 62-liquid storage tank, 63-spraying pump, 7-wiping mechanism, 71-wiping plate, 7 2-injection plate, 721-inclined plate, 722-bottom plate, 723-V-shaped groove, 724-L-shaped clamping groove, 725-U-shaped groove, 726-injection hole, 73-injection seat, 731-base, 732-clamping block, 733-waist cavity, 734-connecting hole, 735-connecting head, 74-clamping seat, 741-limiting block, 75-guide groove, 76-guide column, 77-compression spring, 8-clamping mechanism, 81-fixed clamp, 82-spring clamp, 9-tensioning mechanism, 91-tension spring, 92-rotating rod, 93-avoidance groove, 94-rotating shaft, 95-pressure plate, 10-control unit. DETAILED DESCRIPTION

[0054] In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are 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 creative work are within the scope of protection of the present invention. Example

[0055] See also Figure 1 , Figure 2 As shown: This embodiment specifically discloses a technical solution for an automated SMT chip mounting steel mesh cleaning device, including: a machine base 1, a transfer mechanism 2, a crank swing mechanism 3, a material receiving mechanism 4, a material discharging mechanism 5, a liquid spraying mechanism 6 and a wiping mechanism 7; the transfer mechanism 2 is provided on the left side of the top of the machine base 1, and the liquid spraying mechanism 6 is provided on the right side, the transfer mechanism 2 is provided with a crank swing mechanism 3, and the crank swing mechanism 3 is respectively provided with a material receiving mechanism 4, a material discharging mechanism 5 and a wiping mechanism 7;

[0056] A dust-free cloth 52 is rolled up on the unloading drum 51 of the unloading mechanism 5, and the other end of the dust-free cloth 52 is connected to the reel 43 of the receiving mechanism 4 after being wound around the top of the wiping mechanism 7;

[0057] By driving the transfer mechanism 2, the crank swing mechanism 3 and the components thereon are driven to slide forward and backward. By driving the crank swing mechanism 3, the material receiving mechanism 4, the material discharging mechanism 5 and the wiping mechanism 7 are driven to swing and slide left and right. At the same time, the alcohol is pumped to the wiping mechanism 7 through the drive of the spray mechanism 6. Through the cooperation of the wiping mechanism 7 and the dust-free cloth 52, the SMT chip mounting steel mesh can be quickly wiped and cleaned.

[0058] That is, through the mutual cooperation of the above-mentioned transfer mechanism 2 and the crank swing mechanism 3, the above-mentioned wiping mechanism 7 can be moved back and forth along the steel mesh to wipe while moving back and forth left and right to wipe, which further improves the effect of imitating manual reciprocating wiping; and at the same time, the force applied to the dust-free cloth 52 by the above-mentioned wiping mechanism 7 can further improve the effect of wiping and cleaning the steel mesh by the dust-free cloth 52; in addition, through the cooperation of the liquid spraying mechanism 6, alcohol is pumped to the wiping mechanism 7, and the above-mentioned dust-free cloth 52 is sprayed to wet it, thereby further improving the dust-free cloth 52 The cleaning effect of wiping and cleaning the residual solder paste on the SMT chip mounting steel mesh. Example

[0059] Based on the above Example 1, please continue to refer to Figure 3 As shown: This embodiment also specifically discloses: the transfer mechanism 2 includes: a mounting seat 21, a guide rail 22, a slider 23, a linear motor 24, a transfer plate 25 and an anti-collision block 26; the mounting seat 21 is arranged on the machine base 1, and the left and right sides of the top of the mounting seat 21 are symmetrically provided with a guide rail 22, and the guide rail 22 is slidably connected with a slider 23, and the slider 23 is symmetrically arranged at the bottom of the transfer plate 25. The mounting seat 21 also includes a linear motor 24 installed, and the transfer plate 25 is driven by the linear motor 24 to slide back and forth; the linear motor 24 here specifically mainly includes a stator and a mover, the stator is arranged on the mounting seat 21, the mover is arranged at the bottom of the transfer plate 25, and the mover is located above the stator for use.

[0060] The anti-collision blocks 26 are symmetrically arranged at the front and rear ends of the mounting seat 21. Through the arrangement of the anti-collision blocks 26, when the linear motor 24 runs to the front and rear ends, the anti-collision protection of the linear motor 24 is achieved by abutting against the elastic damping of the anti-collision blocks 26; the material of the anti-collision blocks 26 here can be specifically selected from corrosion-resistant and wear-resistant PVC elastic rubber blocks to achieve better protection effect. Example

[0061] Based on the above Example 2, please continue to refer to Figure 4 , Figure 5As shown: This embodiment also specifically discloses: the crank rocking mechanism 3 includes: a mounting plate 31, a rocking motor 32, an eccentric wheel 33, a transmission rod 34, a rocking plate 35, a guide rail 36 and a slider 37; the mounting plate 31 is arranged at the upper end of the transfer plate 25, and the rocking motor 32 is installed on the mounting plate 31, and the output end of the rocking motor 32 is provided with an eccentric wheel 33, and the transmission rod 34 is hinged at the eccentric part of the eccentric wheel 33, and the other end of the transmission rod 34 is hinged to the rocking plate 35, and the front and rear sides of the mounting plate 31 are symmetrically provided with guide rails 36, and the guide rails 36 are slidably connected to the sliders 37, and the sliders 37 are symmetrically arranged at the bottom of the rocking plate 35.

[0062] That is, when the swing motor 32 is working, it drives the eccentric wheel 33 to rotate, and under the transmission action of the transmission rod 34, drives the swing plate 35 to swing and slide back and forth under the guidance of the guide rail 2 36 and the slider 2 37, thereby driving the wiping mechanism 7 and the dust-free cloth 52 thereon to perform reciprocating wiping work left and right, better imitating the effect of manual reciprocating wiping back and forth. Example

[0063] Based on the above Example 3, please continue to refer to Figure 5 , Figure 6 , Figure 7 As shown: This embodiment also specifically discloses: it also includes a clamping mechanism 8, the clamping mechanism 8 includes: a fixed clamp 81 and a spring clamp 82, the fixed clamp 81 and the spring clamp 82 are respectively installed on the left and right side plates of the swing plate 35 through bearings, and the fixed clamp 81 and the spring clamp 82 are respectively arranged in two groups, which are distributed front and back.

[0064] By setting the above-mentioned clamping mechanism 8, through the setting of a fixed clamping head 81 at one end and a spring clamping head 82 at the other end, the winding drum 43 in the above-mentioned material receiving mechanism 4 and the material discharge drum 51 in the material discharge mechanism 5 can be quickly disassembled and replaced. Example

[0065] Based on the above Example 4, please continue to refer to Figure 5 , Figure 6 As shown: This embodiment also specifically discloses: the material receiving mechanism 4 includes: a material receiving motor 41, a belt transmission box 42 and a winding drum 43; the material receiving motor 41 is installed on the lower left side wall of the belt transmission box 42, and the material receiving motor 41 is driven by the belt transmission box 42 to reduce the speed, thereby driving the winding drum 43 clamped on the clamping mechanism 8 to rotate.

[0066] When the above-mentioned material receiving motor 41 is working: through the speed reduction transmission of the belt transmission box 42, the power can be output more stably. The main structure of the belt transmission box 42 here is specifically the coordinated use of the belt, the driving pulley and the driven pulley, which drives the winding drum 43 to rotate counterclockwise. At this time, the dust-free cloth 52 starts to be wound, and the unwinding drum 51 discharges the dust-free cloth 52 synchronously. Example

[0067] Based on the above Example 5, please continue to refer to Figure 5 , Figure 7 As shown: this embodiment further specifically discloses that: the discharge mechanism 5 includes: a discharge cylinder 51 connected by a clamping mechanism 8; and a dust-free cloth 52 in a roll is rolled up on the discharge cylinder 51.

[0068] By using the rolled dust-free cloth 52, the length of the dust-free cloth 52 rolled up on the discharge barrel 51 can be increased, and the discharge barrel 51 can be regularly disassembled and replaced, saving time and labor and reducing the frequency of disassembly and assembly. Example

[0069] Based on the above Example 6, please continue to refer to Figure 1 , Figure 2 As shown: This embodiment also specifically discloses: the spray mechanism 6 includes: a protective box 61, a liquid storage tank 62 and a spray pump 63. The liquid storage tank 62 is placed inside the protective box 61. The spray pump 63 is driven to drive the alcohol stored in the liquid storage tank 62 to be pumped to the wiping mechanism 7 through a connecting pipe. The connecting pipe here is not shown in the figure.

[0070] By providing the protection box 61 , the liquid storage tank 62 can be protected while preventing alcohol from overflowing from the liquid storage tank 62 and leaking onto the equipment. Example

[0071] Based on the above Example 7, please continue to refer to Figure 5 , Figure 7 , Figures 9 to 15 As shown: This embodiment also specifically discloses that: the wiping mechanism 7 includes: a wiping plate 71, an injection plate 72, an injection seat 73, a clamping seat 74, a guide groove 75, a guide column 76 and a compression spring 77;

[0072] The wiping plate 71 is arranged in an L-shaped structure, the rear side of the wiping plate 71 is abutted and locked with the injection plate 72, and the top of the wiping plate 71 is arranged in a planar structure; the planar structure can better cooperate with the dust-free cloth 52 to improve the wiping effect on the steel mesh.

[0073] The injection plate 72 includes: an inclined plate 721 and a bottom plate 722; the bottom of the inclined plate 721 is integrally formed with the bottom plate 722, the upper end of the inclined plate 721 is provided with a V-shaped groove 723, and the right side wall of the inclined plate 721 is provided with an L-shaped clamping groove 724; a U-shaped groove 725 is provided in the middle of the bottom of the bottom plate 722, and injection holes 726 are provided through the bottom of the V-shaped groove 723 and penetrate to the top of the U-shaped groove 725, and the injection holes 726 here are linearly distributed along the V-shaped groove 723;

[0074] The spray seat 73 includes: a base 731, a clamping block 732, a waist cavity 733 and a connecting hole 734; the top of the base 731 is integrally formed with a clamping block 732, the top of the clamping block 732 is provided with two groups of waist cavities 733 arranged linearly, the bottom of the waist cavity 733 is provided with a penetrating connecting hole 734, and the connecting hole 734 is equipped with a connecting head 735, and the connecting head 735 can be installed with a connecting pipe connected to the spray pump 63;

[0075] The waist cavity 733 is connected to the injection hole 726 by locking the U-shaped groove 725 and the clamping block 732. When the U-shaped groove 725 and the clamping block 732 are assembled and locked, a polyethylene sealing pad layer can be specifically embedded between the two to improve the sealing effect of the waist cavity 733 and avoid alcohol leakage.

[0076] The base 731 is arranged in a T-shaped structure;

[0077] When the above-mentioned wiping mechanism 7 is used specifically: the liquid spraying mechanism 6 pumps the alcohol to the injection hole 726 through the connecting pipe, the connecting head 735, the connecting hole 734, and the waist cavity 733, and sprays it onto the dust-free cloth 52 through the injection hole 726 to wet it. The wetted dust-free cloth 52 wipes the steel mesh through the wiping plate 71 to clean the residue.

[0078] The clamping seat 74 is provided in four groups and distributed at the four corners of the injection seat 73. The bottom end of the clamping seat 74 is fixed on the swing plate 35. The clamping seat 74 also includes a limit block 741 adapted to the T-shaped structure on the base 731.

[0079] Guide grooves 75: There are four groups of guide grooves 75, which are symmetrically distributed at the two ends of the bottom of the injection seat 73. A guide column 76 is slidably inserted in the guide groove 75. The bottom of the guide column 76 is connected to the swing plate 35. At the same time, a compression spring 77 is sleeved on the outside of the guide column 76, so that when the compression spring 77 is compressed, the injection seat 73 can move downward along the guidance of the guide column 76 and the guide groove 75.

[0080] The coordinated use of the above-mentioned clamping seat 74, limit block 741, guide groove 75, guide column 76 and compression spring 77 can control the steel mesh on the unit to descend and abut against the wiping plate 71 when the cleaning equipment is installed on the unit. Under the elastic buffering effect of the compression spring 77, the abutment force between the wiping plate 71 and the steel mesh, that is, the wiping friction force, can be better adjusted to further improve the wiping and cleaning effect. Example

[0081] Based on the above Example 8, please continue to refer to Figure 8 As shown: This embodiment also specifically discloses: it also includes a tensioning mechanism 9, specifically including: a tensioning spring 91, a rotating rod 92, an avoidance groove 93, a rotating shaft 94 and a clamping plate 95; the left and right ends of the rotating shaft 94 are rotatably connected to the left and right side plates of the swing plate 35 respectively, and the left and right sides of the bottom of the rotating shaft 94 are symmetrically provided with rotating rods 92, and the lower end of the rotating rod 92 passes through the avoidance groove 93 opened on the bottom plate 722 of the swing plate 35. The bottom end of the rotating rod 92 is buckled with a tensioning spring 91, and the other end of the tensioning spring 91 is buckled with the bottom of the swing plate 35. A clamping plate 95 is provided on the top of the rotating shaft 94, and the end face of the clamping plate 95 close to the side of the discharge barrel 51 is arranged in an arc structure, and its arc structure is tangent to the winding surface of the dust-free cloth 52 rolled up on the discharge barrel 51.

[0082] The arrangement of the tensioning mechanism 9 can adjust the clamping force between the clamping plate 95 and the rolled dust-free cloth 52 through the tension spring 91 during wiping and cleaning work, thereby further improving the unwinding tensioning force of the dust-free cloth 52 during the wiping work. Example

[0083] Based on the above Example 9, please continue to refer to Figures 1 to 15 As shown: This embodiment also specifically discloses: it also includes a control unit 10, where the control unit 10 can specifically use a PLC or a single-chip microcomputer control cabinet, and the control unit 10 is electrically connected to the transfer mechanism 2, the crank swing mechanism 3, the material receiving mechanism 4 and the liquid spraying mechanism 6 respectively, to achieve better intelligent control and parameter adjustment. Example

[0084] Based on the above embodiment 10, please continue to refer to Figures 1 to 15 As shown: This embodiment also specifically discloses a method for using an automated SMT chip mounting steel mesh cleaning device for cleaning, including:

[0085] S1: First, the unloading drum 51 and the winding drum 43 are sequentially mounted on the swing plate 35 through the clamping mechanism 8, and at the same time, the dust-free cloth 52 rolled on the unloading drum 51 is unloaded counterclockwise, wound along the top of the wiping plate 71, and then rolled up counterclockwise onto the winding drum 43;

[0086] S2: Then, the cleaning device is installed on the SMT chip production equipment unit, and the descending assembly on the SMT chip production equipment unit is controlled to make the steel mesh thereon fall until it abuts against the top of the wiping plate 71 wrapped with the dust-free cloth 52;

[0087] S3: The control unit 10 controls the linear motor 24, the swing motor 32, the material receiving motor 41 and the liquid spraying pump 63 to work respectively;

[0088] S4: Specific work includes:

[0089] The linear motor 24 works: it drives the transfer plate 25 to slide forward or backward under the guidance of the guide rail 22 and the slider 23;

[0090] The swing motor 32 works: it drives the eccentric wheel 33 to rotate, and under the transmission action of the transmission rod 34, it drives the swing plate 35 to swing and slide back and forth under the guidance of the guide rail 36 and the slider 37;

[0091] The material collecting motor 41 works: through the speed reduction transmission of the belt transmission box 42, the reel 43 is driven to rotate counterclockwise, at which time the dust-free cloth 52 begins to be reeled, and the material discharging drum 51 discharges the dust-free cloth 52 synchronously;

[0092] The spray pump 63 works by pumping the alcohol stored in the liquid storage tank 62 through the connecting pipe, the connecting head 735, the connecting hole 734, and the waist cavity 733 to the spray hole 726, and then spraying it onto the dust-free cloth 52 on the top of the wiping plate 71 through the spray hole 726.

[0093] The present invention, by adopting the design and use of the above-mentioned structure, solves the problem that traditional enterprises lack suitable steel mesh cleaning equipment during the processing and production process, and all cleaning is done by manual wiping, resulting in high labor costs and low production efficiency.

[0094] The control method of the electrical components involved above is controlled by the control cabinet of the control unit 10 matched therewith. The control circuit here can be realized by simple programming by technicians in this field. It belongs to the common knowledge in this field. It is only used but not improved. The present invention is mainly used to protect mechanical devices, so the present invention will not elaborate on the control method and circuit connection in detail.

[0095] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit the same. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A steel mesh cleaning device for automated SMT chip placement, characterized in that: include: A machine base (1), a transfer mechanism (2), a crank swing mechanism (3), a material receiving mechanism (4), a material discharging mechanism (5), a liquid spraying mechanism (6) and a wiping mechanism (7); the transfer mechanism (2) is provided on the left side of the top of the machine base (1), and the liquid spraying mechanism (6) is provided on the right side; the transfer mechanism (2) is provided on the crank swing mechanism (3); and the material receiving mechanism (4), the material discharging mechanism (5) and the wiping mechanism (7) are respectively provided on the crank swing mechanism (3); A rolled dust-free cloth (52) is wound on the discharge drum (51) of the discharge mechanism (5), and the other end of the dust-free cloth (52) is connected to the winding drum (43) of the receiving mechanism (4) after being wound around the top of the wiping mechanism (7); By driving the transfer mechanism (2), the crank swing mechanism (3) and the components thereon are driven to slide forward and backward, and by driving the crank swing mechanism (3), the material receiving mechanism (4), the material discharging mechanism (5) and the wiping mechanism (7) are driven to swing and slide left and right. At the same time, the alcohol is pumped onto the wiping mechanism (7) through the drive of the liquid spraying mechanism (6). Through the cooperation of the wiping mechanism (7) and the dust-free cloth (52), the SMT chip mounting steel mesh can be quickly wiped and cleaned; The wiping mechanism (7) comprises: a wiping plate (71), an injection plate (72), an injection seat (73), a clamping seat (74), a guide groove (75), a guide column (76) and a compression spring (77); The wiping plate (71) is arranged in an L-shaped structure, the rear side of the wiping plate (71) is abutted and locked with the injection plate (72), and the top of the wiping plate (71) is arranged in a flat structure; The injection plate (72) comprises: an inclined plate (721) and a bottom plate (722); the bottom of the inclined plate (721) is integrally formed with the bottom plate (722); a V-shaped groove (723) is provided at the upper end of the inclined plate (721); an L-shaped clamping groove (724) is provided on the right side wall of the inclined plate (721); a U-shaped groove (725) is provided in the middle of the bottom of the bottom plate (722); and an injection hole (726) is provided through the bottom of the V-shaped groove (723) and penetrates to the top of the U-shaped groove (725); The injection seat (73) comprises: a base (731), a clamping block (732), a waist cavity (733) and a connecting hole (734); the clamping block (732) is integrally formed on the top of the base (731); two groups of waist cavities (733) arranged linearly are provided on the top of the clamping block (732); the connecting hole (734) is penetrated through the bottom of the waist cavity (733); a connecting head (735) is mounted on the connecting hole (734); the connecting head (735) can be installed on a connecting pipe connected to the liquid injection pump (63) of the liquid injection mechanism (6); The waist cavity (733) is connected to the injection hole (726) by locking and assembling the U-shaped groove (725) and the clamping block (732); and a polyethylene sealing pad layer is embedded between the U-shaped groove (725) and the clamping block (732); The base (731) is arranged in a T-shaped structure; The clamping seats (74): four groups are provided and distributed at the four corners of the injection seat (73); the bottom ends of the clamping seats (74) are fixed on the swing plate (35) of the crank swing mechanism (3); the clamping seats (74) also include a limit block (741) adapted to the T-shaped structure on the base (731); The guide grooves (75) are provided in four groups and are symmetrically distributed at the two ends of the bottom of the injection seat (73). The guide posts (76) are slidably inserted into the guide grooves (75). The bottom of the guide posts (76) is connected to the swing plate (35). The compression spring (77) is sleeved on the outside of the guide posts (76). When the compression spring (77) is compressed, the injection seat (73) can move downward along the guidance of the guide posts (76) and the guide grooves (75).

2. The automatic SMT chip mounting steel mesh cleaning device according to claim 1, wherein the transfer mechanism (2) comprises: A mounting seat (21), a guide rail (22), a slider (23), a linear motor (24), a transfer plate (25) and an anti-collision block (26); the mounting seat (21) is arranged on the machine base (1); the guide rail (22) is symmetrically arranged on the left and right sides of the top of the mounting seat (21); the slider (23) is slidably connected to the guide rail (22); the slider (23) is symmetrically arranged at the bottom of the transfer plate (25); the mounting seat (21) also includes the linear motor (24) installed on it, and the transfer plate (25) is driven by the linear motor (24) to slide forward and backward; The anti-collision blocks (26) are symmetrically arranged at the front and rear ends of the mounting seat (21), and anti-collision protection for the linear motor (24) is achieved through the arrangement of the anti-collision blocks (26).

3. The automatic SMT chip mounting steel mesh cleaning device according to claim 2, wherein the crank swing mechanism (3) comprises: A mounting plate (31), a swing motor (32), an eccentric wheel (33), a transmission rod (34), a swing plate (35), a second guide rail (36) and a second slider (37); the mounting plate (31) is arranged at the upper end of the transfer plate (25); the swing motor (32) is mounted on the mounting plate (31); the eccentric wheel (33) is arranged at the output end of the swing motor (32); the transmission rod (34) is hinged at the eccentric part of the eccentric wheel (33); the other end of the transmission rod (34) is hinged to the swing plate (35); the second guide rail (36) is symmetrically arranged on the front and rear sides of the mounting plate (31); the second slider (37) is slidably connected to the second guide rail (36); the second slider (37) is symmetrically arranged at the bottom of the swing plate (35).

4. The automatic SMT chip mounting steel mesh cleaning device according to claim 3 is characterized in that it also includes a clamping mechanism (8), and the clamping mechanism (8) includes: A fixed clamp (81) and a spring clamp (82), the fixed clamp (81) and the spring clamp (82) are respectively mounted on the left and right side plates of the swing plate (35) via bearings, and the fixed clamp (81) and the spring clamp (82) are respectively arranged in two groups and distributed front to back.

5. The automatic SMT chip mounting steel mesh cleaning device according to claim 4, wherein the material receiving mechanism (4) comprises: A material receiving motor (41), a belt transmission box (42) and a winding drum (43); the material receiving motor (41) is mounted on the lower portion of the left side wall of the belt transmission box (42); the material receiving motor (41) is driven by the belt transmission box (42) through a reduction gear to drive the winding drum (43) clamped on the clamping mechanism (8) to rotate.

6. The automatic SMT chip mounting steel mesh cleaning device according to claim 5, wherein the material discharge mechanism (5) comprises: A discharge cylinder (51) is clamped by the clamping mechanism (8); the dust-free cloth (52) is rolled up on the discharge cylinder (51).

7. The automatic SMT chip mounting steel mesh cleaning device according to claim 6, wherein the liquid spraying mechanism (6) comprises: A protection box (61), a liquid storage tank (62) and a liquid spray pump (63), wherein the liquid storage tank (62) is placed inside the protection box (61), and the liquid spray pump (63) is driven to drive the alcohol stored in the liquid storage tank (62) to be pumped to the wiping mechanism (7) through a connecting pipe.

8. The automatic SMT chip mounting steel mesh cleaning device according to claim 7 is characterized in that it also includes a tensioning mechanism (9), specifically comprising: A tension spring (91), a rotating rod (92), an avoidance groove (93), a rotating shaft (94) and a pressing plate (95); the left and right ends of the rotating shaft (94) are rotatably connected to the left and right side plates of the swing plate (35) respectively; the rotating rods (92) are symmetrically arranged on the left and right sides of the bottom of the rotating shaft (94); the lower end of the rotating rod (92) passes through the avoidance groove (93) provided on the bottom plate (722) of the swing plate (35); the bottom end of the rotating rod (92) is buckled with the tension spring (91); the other end of the tension spring (91) is buckled with the bottom of the swing plate (35); the pressing plate (95) is arranged on the top of the rotating shaft (94); the end surface of the pressing plate (95) close to the discharge barrel (51) is arranged in an arc structure, and its arc structure is tangent to the winding surface of the dust-free cloth (52) rolled up on the discharge barrel (51); It also comprises a control unit (10), wherein the control unit (10) is electrically connected to the transfer mechanism (2), the crank swing mechanism (3), the material receiving mechanism (4) and the liquid spraying mechanism (6) respectively.

9. A method for using the automatic SMT chip mounting steel mesh cleaning device as claimed in claim 8, characterized in that it includes: First, the unloading drum (51) and the winding drum (43) are sequentially mounted on the swing plate (35) through the clamping mechanism (8), and at the same time, the dust-free cloth (52) rolled on the unloading drum (51) is unloaded counterclockwise, wound along the top of the wiping plate (71), and then wound counterclockwise onto the winding drum (43); Subsequently, the cleaning device is installed on the SMT chip production equipment unit, and the descending component on the SMT chip production equipment unit is controlled to make the steel mesh thereon fall until it abuts against the top of the wiping plate (71) wrapped around and covering the dust-free cloth (52); The linear motor (24), the swing motor (32), the material receiving motor (41) and the liquid spray pump (63) are respectively controlled to operate by a control unit (10); Specific work includes: The linear motor (24) works to drive the transfer plate (25) to slide forward or backward under the guidance of the guide rail 1 (22) and the slide block 1 (23); The swing motor (32) works by driving the eccentric wheel (33) to rotate, and under the transmission action of the transmission rod (34), drives the swing plate (35) to swing and slide back and forth under the guidance of the second guide rail (36) and the second slide block (37); The material collecting motor (41) works to drive the reel (43) to rotate counterclockwise, at which time the dust-free cloth (52) starts to be reeled, and the material discharging drum (51) simultaneously discharges the dust-free cloth (52); The liquid spray pump (63) works by pumping the alcohol stored in the liquid storage tank (62) through the connecting pipe, the connecting head (735), the connecting hole (734), and the waist-shaped cavity (733) to the injection hole (726), and then spraying the alcohol onto the dust-free cloth (52) on the top of the wiping plate (71) through the injection hole (726).

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