Automatic tin immersion equipment for electronic component

Abstract

The utility model relates to an electronic component automatic tin immersion device, which comprises a machine table, a transfer manipulator assembly, a tin immersion assembly, a soldering flux assembly and a material tray conveying assembly, the material tray conveying assembly is used for supplying material trays of non-tin-immersed products and moving out the material trays of tin-immersed products, and the soldering flux assembly is used for coating soldering flux on pins of electronic components. The tin immersion assembly is used for tin soldering of pins of the electronic components; the carrying assembly comprises a transferring assembly stand column support, a translation module, a translation seat, a lifting module, a lifting seat and an element grabbing module, the element suction module comprises a suction head, a magnet, a suction driving part and an inclination adjusting assembly, and the front face of the suction head is a positioning suction face. According to the utility model, the magnet is arranged in the suction head and the distance between the magnet and the positioning suction surface is controlled to control the pick-and-place of the electronic elements, so that the electronic elements placed in rows can be sucked, the tin immersion efficiency is effectively improved, and the angles of the electronic elements can be adjusted through the inclination adjusting assembly.

Description

Technical Field

[0001] The utility model relates to tin dipping equipment, in particular to automatic tin dipping equipment for electronic components. Background Art

[0002] Tin immersion is a common pretreatment process for surface mount electronic components. Smaller electronic components are difficult to clamp during tin immersion, and the bloated clamping mechanism results in a smaller number of electronic components clamped each time, resulting in low tin immersion efficiency. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model aims to provide an automatic tinning device for electronic components.

[0004] The utility model solves the technical problem by adopting the following technical solution: an automatic tinning device for electronic components, comprising a machine platform, a transfer robot assembly arranged on the machine platform, a tinning assembly arranged on the machine platform, a soldering flux assembly arranged on the machine platform, and a tray conveying assembly arranged on the machine platform, wherein the tray conveying assembly is used to supply trays of untinned products and to remove trays of tinned products, the soldering flux assembly is used to apply soldering flux to the pins of electronic components, and the tinning assembly is used to solder the pins of electronic components; the transfer robot assembly comprises a transfer assembly column bracket arranged on the machine platform, a device A translation module placed on the column bracket of the transfer component, a translation seat arranged on the translation module, a lifting module arranged on the translation seat, a lifting seat arranged on the lifting module, and a component suction module arranged on the lifting seat. The component suction module includes a suction head rotatably arranged on the lifting seat, a magnet located in the suction head, an attraction driving member arranged on the suction head, and a tilt adjustment component driving the suction head to rotate. The front side of the suction head is a positioning suction surface. The attraction driving member is used to control the vertical distance between the magnet and the positioning suction surface. The rotation axis of the suction head is horizontal.

[0005] As a further improvement of the present design, the tilt adjustment assembly includes a tilt control motor arranged on the lifting seat, a main synchronous pulley arranged on the tilt control motor, a slave synchronous pulley arranged on the rotation axis of the suction head, and a synchronous belt body connecting the main synchronous pulley and the slave synchronous pulley.

[0006] As a further improvement of the present design, the lifting module and the translation module are both linear modules.

[0007] As a further improvement of the present design, the suction drive member is a cylinder, and a closed cavity for accommodating the magnet is provided inside the suction head.

[0008] As a further improvement of the present design, a tin scraping cylinder is provided on the translation seat, a tin scraping plate is connected to the tin scraping cylinder, and the movement path of the tin scraping plate is in the vertical direction.

[0009] As a further improvement of the present design, the flux assembly includes a flux main pool body, a flux cup disposed in the flux main pool body, and a flux lifting cylinder disposed on the flux main pool body, wherein the flux lifting cylinder drives the flux cup to rise and fall.

[0010] As a further improvement of the present design, the tinning component is a tin furnace.

[0011] As a further improvement of the present design, a cleaning assembly is also provided on the machine, and the cleaning assembly includes a cleaning bin arranged on the machine, a brush bar arranged in the cleaning bin, a reciprocating mechanism arranged on the cleaning bin for driving the brush bar to reciprocate, a wiping block arranged on the top of the cleaning bin, and a cover plate arranged on the cleaning bin for opening and closing the top opening of the cleaning bin.

[0012] As a further improvement of the present design, the material tray conveying assembly includes a conveyor belt, a clip-type material tray bin arranged at one end of the conveyor belt, a material receiving slide rail arranged at the other end of the conveyor belt, a material dragging cylinder arranged on the material receiving slide rail, and a lifting plate cylinder arranged on the machine platform, the cylinder rod of the lifting plate cylinder is provided with a pallet plate, and the pallet plate is used to lift the material tray located at the material discharge position, the cylinder rod of the material dragging cylinder is provided with a baffle, the top of the baffle is higher than the bottom of the material tray on the conveyor belt, the baffle is provided with a positioning column for resisting the side of the material tray, and when the material tray is lifted by the pallet plate, the bottom of the material tray is higher than the top of the baffle.

[0013] As a further improvement of the present design, a liquid receiving assembly is provided between the tinning assembly and the flux assembly, and the liquid receiving assembly includes a receiving tray rack and a liquid receiving tray detachably connected to the receiving tray rack.

[0014] The beneficial effects of the utility model are as follows: the utility model controls the picking and placing of electronic components by arranging a magnet in the suction head and controlling the distance between the magnet and the positioning suction surface. This method can adsorb electronic components placed in a row, and more electronic components can be tinned at one time, which effectively improves the tinning efficiency. The angle of the electronic component can be adjusted by tilting the adjustment component, and the tinning position of the electronic component is more accurate. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0017] Figure 2 It is a three-dimensional schematic diagram of a transfer robot assembly of the utility model from one viewing angle.

[0018] Figure 3 It is a three-dimensional schematic diagram of the transfer robot assembly of the utility model from another perspective.

[0019] Figure 4 It is a schematic diagram of the overall cross-section of the component absorption module of the utility model.

[0020] Figure 5 It is a schematic diagram of the three-dimensional structure of the soldering flux assembly of the utility model.

[0021] Figure 6 It is a schematic diagram of the overall cross-section of the soldering flux assembly of the utility model.

[0022] Figure 7 It is a schematic diagram of the three-dimensional structure of the cleaning component of the utility model.

[0023] Figure 8 It is a schematic diagram of the overall cross-section of the cleaning component of the utility model.

[0024] Fig. 9 It is a three-dimensional structural schematic diagram of the material tray conveying component of the utility model.

[0025] Fig.10 It is an overall cross-sectional schematic diagram of the material tray conveying component of the utility model.

[0026] In the figure, 1. machine table, 2. cleaning component, 20. cleaning chamber, 21. reciprocating mechanism, 22. cover plate, 23. wiping block, 24. brush bar, 3. tray conveying component, 30. conveyor belt, 31. clip-type tray chamber, 32. receiving slide rail, 33. drag cylinder, 34. top plate cylinder, 35. tray plate, 36. baffle, 37. positioning column, 4. flux component, 40. flux main pool, 41. flux lifting cylinder, 42. flux cup, 5. transfer robot component, 50. transfer component column bracket, 51. Translation seat, 52. Lifting module, 53. Lifting seat, 54. Component suction module, 540. Suction head, 5400. Positioning suction surface, 5401. Sealed cavity, 541. Magnet, 542. Suction drive, 543. Tilt adjustment component, 5430. Main synchronous pulley, 5431. Tilt control motor, 5432. Synchronous belt body, 5433. Slave synchronous pulley, 55. Tin scraping plate, 56. Tin scraping cylinder, 57. Translation module, 6. Tin immersion component, 7. Liquid receiving component, 70. Liquid receiving tray, 71. Tray rack. DETAILED DESCRIPTION

[0027] The present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments, wherein the illustrative embodiments and descriptions are only used to explain the present invention but are not intended to limit the present invention. Example

[0028] See also Figure 1 and Figure 2 The present embodiment provides an automatic tinning device for electronic components, comprising a machine 1, a transfer robot assembly 5 arranged on the machine 1, a tinning assembly 6 arranged on the machine 1, a flux assembly 4 arranged on the machine 1, and a tray conveying assembly 3 arranged on the machine 1, wherein the tray conveying assembly 3 is used to supply trays of untinned products and to remove trays of tinned products, the flux assembly 4 is used to apply flux to the pins of electronic components, and the tinning assembly 6 is used to solder the pins of electronic components; the transfer robot assembly 5 comprises a transfer assembly column bracket 50 arranged on the machine 1, a translation module 57 arranged on the transfer assembly column bracket 50, and a translation module 57 arranged on the translation module 57, a translation seat 51 on the translation seat 51, a lifting module 52 arranged on the translation seat 51, a lifting seat 53 arranged on the lifting module 52, and a component suction module 54 arranged on the lifting seat 53, the component suction module 54 includes a suction head 540 rotatably arranged on the lifting seat 53, a magnet 541 located in the suction head 540, a suction drive member 542 arranged on the suction head 540, and a tilt adjustment component 543 for driving the suction head 540 to rotate, the front side of the suction head 540 is a positioning suction surface 5400, the suction drive member 542 is used to control the vertical distance between the magnet 541 and the positioning suction surface 5400, and the rotation axis of the suction head 540 is horizontal.

[0029] The above-mentioned method controls the placement and picking of electronic components by setting a magnet 541 in the suction head 540 and controlling the distance between the magnet 541 and the positioning suction surface 5400. This method can adsorb electronic components placed in a row, and more electronic components can be tinned at one time, which effectively improves the tinning efficiency. The angle of the electronic component can be adjusted by the tilt adjustment component 543, and the tinning position of the electronic component is more precise.

[0030] See also Figure 4 The tilt adjustment assembly 543 includes a tilt control motor 5431 disposed on the lifting seat 53. In order to accurately adjust the tilt angle, a main synchronous pulley 5430 is disposed on the tilt control motor 5431, and a slave synchronous pulley 5433 and a synchronous belt body 5432 connecting the main synchronous pulley 5430 and the slave synchronous pulley 5433 are disposed on the rotation axis of the suction head 540. The restrictions on the layout and selection of the suction drive member 542 due to the transmission system are reduced.

[0031] See also Figure 2 In order to further precisely control the accuracy of tinning of electronic components, the lifting module 52 and the translation module 57 are both linear modules.

[0032] See also Figure 4 In order to improve work efficiency, the suction drive member 542 is a cylinder, and a closed cavity 5401 for accommodating the magnet 541 is provided inside the suction head 540 to prevent the magnet 541 from adsorbing other objects and causing contamination of the suction head 540.

[0033] See also Figure 3 The translation seat 51 is provided with a tin scraping cylinder 56, and the tin scraping cylinder 56 is connected to a tin scraping plate 55. The movement path of the tin scraping plate 55 is in the vertical direction, which scrapes away impurities on the surface of the tin liquid to ensure the quality of tin immersion.

[0034] See also Figure 5 and Figure 6 The flux assembly 4 includes a flux main pool body 40, a flux cup 42 disposed in the flux main pool body 40, and a flux lifting cylinder 41 disposed on the flux main pool body 40, wherein the flux lifting cylinder 41 drives the flux cup 42 to rise and fall. The use of a lifting flux cup 42 can effectively reduce the opening of the flux main pool body 40 and reduce the volatilization of the flux.

[0035] See also Figure 1 The tinning component 6 is a tin furnace.

[0036] See also Figure 7 and Figure 8 , the machine 1 is also provided with a cleaning component 2 for cleaning the positioning suction surface 5400, so as to facilitate better adsorption of electronic components. The cleaning component 2 includes a cleaning chamber 20 arranged on the machine 1, a brush bar 24 arranged in the cleaning chamber 20, a cleaning chamber 21 arranged on the cleaning chamber 20 for driving the brush bar 24 to reciprocate, a wiping block 23 arranged on the top of the cleaning chamber 20, and a cover plate 22 arranged on the cleaning chamber 20 for opening and closing the top opening of the cleaning chamber 20. The reciprocating brush bar 24 has stronger cleaning ability and higher efficiency. The cleaning chamber 21 can use a cylinder with a simple structure. The wiping block 23 can use a sponge block to facilitate wiping the cleaning liquid on the positioning suction surface 5400. The cover plate 22 effectively prevents debris from falling in and reduces the volatilization of the cleaning agent.

[0037] See also Fig. 9 and Fig.10The tray conveying assembly 3 includes a conveyor belt 30, a clip-type tray bin 31 arranged at one end of the conveyor belt 30, a material receiving slide rail 32 arranged at the other end of the conveyor belt 30, a material dragging cylinder 33 arranged on the material receiving slide rail 32, and a top plate cylinder 34 arranged on the machine 1. The cylinder rod of the top plate cylinder 34 is provided with a tray plate 35, and the tray plate 35 is used to lift the tray located at the material discharge position. The cylinder rod of the material dragging cylinder 33 is provided with a baffle 36, and the top of the baffle 36 is higher than the bottom of the tray on the conveyor belt 30. The baffle 36 is provided with a positioning column 37 to stop the side of the tray. When the tray is lifted by the tray plate, the bottom of the tray is higher than the top of the baffle 36. The material dragging cylinder 33 is used to position the tray, which is convenient for loading and unloading, and the tray filled with materials can be quickly removed, which is more efficient.

[0038] See also Figure 1 In order to prevent the soldering flux on the electronic components from falling and contaminating the machine 1, a liquid receiving assembly 7 is provided between the tinning assembly 6 and the soldering flux assembly 4, and the liquid receiving assembly 7 includes a receiving tray frame 71 and a liquid receiving tray 70 detachably connected to the receiving tray frame 71. The detachably connected liquid receiving tray 70 is easy to clean.

[0039] During operation, the translation module 57 moves the translation seat 51 to the loading position, the lifting module 52 drives the lifting seat 53 to descend, the magnet 541 moves to the position closest to the positioning suction surface 5400, the electronic component is adsorbed on the positioning suction surface 5400, the lifting module 52 drives the lifting seat 53 to rise, the translation module 57 moves the translation seat 51 to the flux station, the tilt adjustment component 543 adjusts the suction head 540 to rotate to the set angle, the lifting module 52 drives the lifting seat 53 to descend, and the flux cup 42 rises at the same time, the pins of the electronic components are dipped in the flux, and then the lifting module 52 drives the lifting seat 53 to rise. The translation module 57 moves the translation seat 51 to the tinning position, the lifting module 52 drives the lifting seat 53 to descend, and the pins of the electronic components are soaked in the tin liquid. The lifting module 52 drives the lifting seat 53 to rise, the translation module 57 moves the translation seat 51 to the loading position, the lifting module 52 drives the lifting seat 53 to descend, the magnet 541 moves to the position farthest from the positioning and absorbing surface 5400, and the electronic component falls off the positioning and absorbing surface 5400 and falls into the tray. If the electronic component is provided with pins on both sides, the tilt adjustment component 543 is adjusted to another angle after the pins on one side are soaked in flux or tin liquid, so that the pins on the other side are soaked in flux or tin liquid.

[0040] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. An automatic tinning equipment for electronic components, comprising a machine platform, a transfer robot assembly arranged on the machine platform, a tinning assembly arranged on the machine platform, a soldering flux assembly arranged on the machine platform, and a tray conveying assembly arranged on the machine platform, characterized in that: The tray conveying assembly is used to supply trays of untinned products and to remove trays of tinned products, the flux assembly is used to apply flux to the pins of electronic components, and the tinning assembly is used to solder the pins of electronic components; the transfer robot assembly includes a transfer assembly column bracket arranged on the machine platform, a translation module arranged on the transfer assembly column bracket, a translation seat arranged on the translation module, a lifting module arranged on the translation seat, a lifting seat arranged on the lifting module, and a component suction module arranged on the lifting seat, the component suction module includes a suction head rotatably arranged on the lifting seat, a magnet located in the suction head, an attraction drive member arranged on the suction head, and a tilt adjustment assembly for driving the suction head to rotate, the front side of the suction head is a positioning suction surface, the attraction drive member is used to control the vertical distance between the magnet and the positioning suction surface, and the rotation axis of the suction head is horizontal.

2. The automatic tinning equipment for electronic components according to claim 1 is characterized in that: The tilt adjustment assembly includes a tilt control motor arranged on the lifting seat, a main synchronous pulley arranged on the tilt control motor, a slave synchronous pulley arranged on the rotation axis of the suction head, and a synchronous belt body connecting the main synchronous pulley and the slave synchronous pulley.

3. The automatic tinning equipment for electronic components according to claim 1 is characterized in that: The lifting module and the translation module are both linear modules.

4. The automatic tinning equipment for electronic components according to claim 1 is characterized in that: The suction driving member is a cylinder, and a closed cavity for accommodating the magnet is provided inside the suction head.

5. The automatic tinning equipment for electronic components according to claim 1 is characterized in that: A tin scraping cylinder is provided on the translation seat, and a tin scraping plate is connected to the tin scraping cylinder, and the movement path of the tin scraping plate is in the vertical direction.

6. The automatic tinning equipment for electronic components according to claim 1 is characterized in that: The flux assembly comprises a flux main pool body, a flux cup arranged in the flux main pool body, and a flux lifting cylinder arranged on the flux main pool body, wherein the flux lifting cylinder drives the flux cup to rise and fall.

7. The automatic tinning equipment for electronic components according to claim 1 is characterized in that: The tinning component is a tin furnace.

8. The automatic tinning equipment for electronic components according to claim 1 is characterized in that: A cleaning assembly is also provided on the machine, and the cleaning assembly includes a cleaning bin arranged on the machine, a brush bar arranged in the cleaning bin, a reciprocating mechanism arranged on the cleaning bin for driving the brush bar to reciprocate, a wiping block arranged on the top of the cleaning bin, and a cover plate arranged on the cleaning bin for opening and closing the top opening of the cleaning bin.

9. The automatic tinning equipment for electronic components according to claim 1 is characterized in that: The material tray conveying assembly includes a conveyor belt, a clip-type material tray bin arranged at one end of the conveyor belt, a material receiving slide rail arranged at the other end of the conveyor belt, a material dragging cylinder arranged on the material receiving slide rail, and a lifting plate cylinder arranged on the machine platform. The cylinder rod of the lifting plate cylinder is provided with a pallet plate, and the pallet plate is used to lift the material tray located at the material discharge position. The cylinder rod of the material dragging cylinder is provided with a baffle, and the top of the baffle is higher than the bottom of the material tray on the conveyor belt. The baffle is provided with a positioning column for resisting the side of the material tray. When the material tray is lifted by the pallet plate, the bottom of the material tray is higher than the top of the baffle.

10. The automatic tinning equipment for electronic components according to claim 1, characterized in that: A liquid receiving assembly is provided between the tinning assembly and the soldering flux assembly, and the liquid receiving assembly comprises a receiving tray frame and a liquid receiving tray detachably connected to the receiving tray frame.

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