CN113783063A - Automatic cable tin-wetting device and method and automatic cable treatment process - Google Patents

Automatic cable tin-wetting device and method and automatic cable treatment process Download PDF

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Publication number
CN113783063A
CN113783063A CN202111051950.3A CN202111051950A CN113783063A CN 113783063 A CN113783063 A CN 113783063A CN 202111051950 A CN202111051950 A CN 202111051950A CN 113783063 A CN113783063 A CN 113783063A
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China
Prior art keywords
cable
tin
assembly
liquid
carrier
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Granted
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CN202111051950.3A
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Chinese (zh)
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CN113783063B (en
Inventor
司向良
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Jiangsu Bozhiwang Automation Equipment Co ltd
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Jiangsu Bozhiwang Automation Equipment Co ltd
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Publication of CN113783063A publication Critical patent/CN113783063A/en
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/02—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for soldered or welded connections
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
    • B23K3/06—Solder feeding devices; Solder melting pans
    • B23K3/0646—Solder baths
    • B23K3/0669—Solder baths with dipping means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
    • B23K3/08—Auxiliary devices therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
    • B23K3/08—Auxiliary devices therefor
    • B23K3/082—Flux dispensers; Apparatus for applying flux
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/003—Apparatus
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
    • C23C2/08—Tin or alloys based thereon
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
    • C23C2/36—Elongated material
    • C23C2/38—Wires; Tubes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/02—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for soldered or welded connections
    • H01R43/0256—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for soldered or welded connections for soldering or welding connectors to a printed circuit board
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/28—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for wire processing before connecting to contact members, not provided for in groups H01R43/02 - H01R43/26

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Electric Connection Of Electric Components To Printed Circuits (AREA)

Abstract

The invention relates to the technical field of cable treatment, in particular to an automatic tin-wetting device and method for a cable and an automatic cable treatment process, wherein the device comprises the following components: a carrier having a cable clamp jaw for clamping a cable in a horizontal direction; the soldering flux immersion mechanism comprises a soldering flux containing assembly, a lifting immersion assembly and a first cable clamping and direction adjusting assembly; the tin dipping mechanism and the soldering flux immersion mechanism are arranged in parallel along the moving direction of the carrier and comprise a tin furnace, a tin liquid lifting assembly and a second cable clamping and direction adjusting assembly; the first cable clamp is held and is transferred to the subassembly and reseed after the cable is stained with the scaling powder, and the carrier is transferred the cable to the second cable clamp and is held and transfer to the subassembly, and the second cable clamp is held and is transferred to the subassembly and reseed after the cable is stained with the tin. According to the invention, the cable is adjusted to be in the vertical direction through the cable clamping and direction adjusting assembly, and part of the soldering flux and the tin liquid are sequentially contacted with the bottom of the cable through the arrangement of the lifting immersion assembly and the tin liquid lifting assembly, so that the automatic tin dipping of the cable is realized, and the tin dipping efficiency of the cable is improved.

Description

Automatic cable tin-wetting device and method and automatic cable treatment process
Technical Field
The invention relates to the technical field of cable processing, in particular to an automatic tin-dipping device and method for cables.
Background
The cable sometimes needs to be stained with tin during connection, for example, a coaxial cable, one end of which is fixed with a crimping terminal, the other end of which needs to be stained with tin after an insulating skin is stripped, and then the tin-stained end is welded with a circuit board or other plug-in units;
in the related art, manual treatment is mostly adopted for a tin dipping process of a coaxial cable, however, during tin dipping, the height of tin dipping is required, generally, a shielding layer is immersed for 12mm, the efficiency of manual tin dipping is low, and the precision is poor; and the whole cable processing process is relatively complicated.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art that is known to a person skilled in the art.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the device and the method for automatically wetting the cables and the automatic cable treatment process are provided, so that the automatic wetting operation of the cables is realized.
In order to achieve the purpose, the invention adopts the technical scheme that:
in a first aspect, the present disclosure provides an automatic tin pick-up device for a cable, comprising:
the carrier is movably arranged along the linear direction, and a cable clamping jaw for clamping a cable along the horizontal direction is arranged on the carrier;
the soldering flux immersion mechanism comprises a soldering flux containing component, a lifting immersion component and a first cable clamping and direction adjusting component, wherein the first cable clamping and direction adjusting component is used for clamping a cable and rotating one end of the cable to be stained with tin to the direction towards the soldering flux containing component, and the immersion lifting component is used for lifting a part of soldering flux in the soldering flux containing component to a preset height so that the part of soldering flux is in contact with one end of the cable to be stained with tin to a preset depth;
the tin dipping mechanism and the soldering flux immersion mechanism are arranged in parallel along the moving direction of the carrier and comprise a tin furnace, a tin liquid lifting assembly and a second cable clamping and direction adjusting assembly, the second cable clamping and direction adjusting assembly is used for clamping a cable and rotating one end of the cable to be dipped with tin to the direction of the tin furnace, and the tin liquid lifting assembly is arranged in a lifting manner along the depth direction of the tin furnace and is used for lifting part of tin liquid to a preset height so that the part of tin liquid and the end of the cable to be dipped with tin are contacted with a preset depth;
the first cable clamp is clamped and adjusted to the assembly and is reset after the cable is stained with soldering flux, the carrier transfers the cable to the second cable clamp and is adjusted to the assembly, the second cable clamp is clamped and is adjusted to the assembly and is reset after the cable is stained with tin, and the carrier sends the cable to the next station.
Furthermore, the soldering flux holds the subassembly and establishes including the base that has the step groove and the embedding the scaling powder bucket in the step of base subordinate, the scaling powder bucket has the overflow mouth towards the lateral wall top that is close to higher level step for the fluxing liquid that will overflow is introduced to the step inslot.
Further, have on the scaling powder bucket and stretch into first level gauge wherein, the scaling powder bucket still has inlet and liquid outlet on being close to the lateral wall of higher level step, the inlet passes through the pipeline and is connected with pump and liquid source, the liquid outlet passes through the pipeline and is connected with the pump body and liquid source, works as when first level gauge detects that the liquid level is less than and sets for the threshold value, the inlet passes through the pump and goes into the scaling powder, works as when first liquid level detects that the liquid level is higher than and sets for the threshold value, the liquid outlet passes through in pump body output scaling powder to the liquid source.
Furthermore, have on the base and stretch into to the second level gauge in the higher level step of step groove, when the second level gauge detects the liquid level, the pump stop work.
Further, promote submergence subassembly and tin liquid lifting unit and all including promoting the driving piece, with the support plate that promotes the driving piece and connect is based on fixing liquid lifting unit on the support plate, liquid lifting unit is last to have the liquid storage tank that the opening is up, liquid storage tank open-ended size precision satisfies the precision demand that the tin sticky end was treated to the cable and is stretched into.
Furthermore, the first cable clamping and direction adjusting assembly and the second cable clamping and direction adjusting assembly respectively comprise a rotary driving piece, a rotating shaft connected with the rotary driving piece, a bearing seat rotatably connected with the rotating shaft, a swinging arm connected with the other end of the rotating shaft and a pneumatic clamping jaw fixed on the swinging arm;
the length direction of the pneumatic clamping jaw is perpendicular to that of the swing arm, the clamping direction of the pneumatic clamping jaw is parallel to the swing arm, and when the swing arm is in a vertical state, a cable clamped by the pneumatic clamping jaw is in a vertical state.
Furthermore, the pneumatic clamping jaws are arranged in parallel at intervals along the length direction of the swing arm, and when the swing arm is in a horizontal state, the cable clamping jaws clamp the cable between the two pneumatic clamping jaws.
Furthermore, the tin dipping mechanism also comprises a tin scraping assembly, wherein the tin scraping assembly comprises a horizontal driving piece, a horizontal connecting plate fixedly connected with the horizontal driving piece, a tin scraping plate hinged with the free end of the horizontal connecting plate, a supporting piece fixed at the bottom of the horizontal connecting plate and extending to the inner side of the tin scraping plate, and a vertical driving piece vertically connected with the horizontal driving piece;
the horizontal driving piece drives the tin scraping plate towards the direction close to or far away from the tin furnace, and the bottom of the tin scraping plate is in contact with the surface of molten tin in the tin furnace so as to scrape impurities on the surface of the molten tin.
Further, tin pick-up mechanism is still including setting up the subassembly is taken out from to the flue gas of tin stove top, the inlet scoop orientation of subassembly is taken out from to the flue gas the tin stove sets up for when extracting the cable tin pick-up, the flue gas that produces when scaling powder and tin contact.
In a second aspect, the present disclosure further provides a method for automatically wetting a cable, which applies the apparatus for automatically wetting a cable according to the first aspect, and is characterized by including the following steps:
moving the carrier to the first cable clamp alignment assembly;
the first cable clamping direction adjusting component clamps the cable on the carrier;
the cable clamping jaws on the carrier are opened, and the first cable clamping direction-adjusting assembly drives the cable to rotate by 90 degrees;
lifting the soldering flux of the lifting part of the immersion component to a preset depth of contact with the bottom of the cable, and resetting after keeping the preset time;
the first cable clamping direction adjusting assembly rotates reversely by 90 degrees, a cable clamping jaw on the carrier is closed, and a clamping jaw on the first cable clamping direction adjusting assembly is opened;
moving the carrier to the second cable clamp alignment assembly;
the second cable clamping direction adjusting component clamps the cable on the carrier;
the cable clamping jaw on the carrier is opened, and the second cable clamping direction-adjusting assembly drives the cable to rotate by 90 degrees;
the tin liquid lifting assembly lifts part of tin liquid to a preset depth of contact with the bottom of the cable, and the tin liquid is reset after keeping the preset time;
the second cable clamping direction adjusting assembly rotates reversely by 90 degrees, a cable clamping jaw on the carrier is closed, and a clamping jaw on the second cable clamping direction adjusting assembly is opened;
and moving the carrier to the next station, and finishing the tin dipping of the cable.
Further, before moving the carrier to the second cable clamp direction adjusting assembly, a tin scraping process is further included, and the tin scraping process comprises the following steps:
the vertical driving piece drives the horizontal driving to ascend until the bottom of the tin scraping plate is higher than the upper surface of the tin furnace;
the horizontal driving piece drives the tin scraping plate to enter the foremost end of the tin making furnace;
the vertical driving piece drives the horizontal driving piece to descend, so that the lower surface of the tin scraping plate is lower than the surface of molten tin;
the horizontal driving piece drives the tin scraping plate to retreat, so that the tin scraping plate brings impurities on the surface of tin liquid away from the tin scraping plate, and the inner wall of the tin scraping plate is contacted with the side wall of the tin furnace and leaves the tin furnace.
In a third aspect, the present disclosure further provides an automatic cable processing process, including the following steps:
feeding a cable, fixing the cable on the carrier by a predetermined length;
semi-peeling, cutting off the outer insulating skin of the cable and separating the outer insulating skin from the cut surface;
pressing a copper ring, wherein the copper ring is pressed and connected at a position close to the cut surface of the outer insulating skin of the cable;
peeling off the cut outer insulating skin in the half peeling step;
turning the wires, namely turning the shielding net to the rear side of the copper ring;
arranging the silk, and carding the folded shielding net;
stripping the core, namely stripping the insulating skin on the inner side of the shielding net;
pressing the central conductor, and pressing the central conductor on the wire core;
arranging the silk, and continuously carding the folded shielding net;
detecting the on-off state, and detecting the conductive performance of the wire core and the central conductor;
the outer conductor is pressed and connected, and the outer conductor is pressed and connected on the shielding wire;
GT detection, measuring whether the distance between the outer conductor and the central conductor meets the requirement;
reversing, namely rotating the cable with the crimped terminal by 180 degrees to enable one end of the non-crimped terminal to face a cable processing station;
measuring distance, namely measuring whether the clamping position of the cable meets the requirement;
peeling off the outer insulating skin at one end of the cable which is not connected with the terminal in a pressure welding way;
core stripping, namely cutting off and stripping off the insulation and partial shielding net outside the core wire of the cable with the stripped outer insulation sheath;
tin dipping, wherein the tin dipping is carried out by adopting the automatic tin dipping method for the cable according to the second aspect;
removing tin slag, and scraping the tin slag on the end of the cable which is stained with tin;
and (5) taking up the cable, and placing the cable in a material container.
The invention has the beneficial effects that: according to the invention, the cable is adjusted to be in the vertical direction through the cable holding and direction adjusting component, and part of the auxiliary soldering flux and the tin liquid are sequentially contacted with the bottom of the cable through the arrangement of the lifting immersion component and the tin liquid lifting component, so that the automatic tin dipping of the cable is realized, and the automatic transfer of the cable is realized through the carrier.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an automatic tin pick-up device for cables according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an automatic tin pick-up device for cables according to an embodiment of the present invention (omitting a carrier);
FIG. 3 is a schematic diagram of a flux-holding assembly according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a flux submerging mechanism in an embodiment of the present invention;
FIG. 5 is a schematic view of a tin pick-up mechanism according to an embodiment of the present invention;
FIG. 6 is a schematic view of a liquid lifting member according to an embodiment of the present invention;
FIG. 7 is a schematic structural view of the first/second cable clamp direction tuning assembly in an embodiment of the present invention;
FIG. 8 is a schematic structural diagram of an automatic tin pick-up device for cables according to an embodiment of the present invention (omitting a portion of the tin pick-up mechanism);
FIG. 9 is a schematic structural view of a tin scraping assembly in an embodiment of the present invention;
FIG. 10 is a schematic view illustrating a principle of tin scraping of the tin scraping assembly according to the embodiment of the present invention;
fig. 11 is a simplified flow chart of the steps of a cable treatment process according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The automatic tin dipping device for cables shown in fig. 1 to 10 comprises: the soldering flux immersion device comprises a carrier 100, a soldering flux immersion mechanism 200 and a tin pick-up mechanism 300, wherein, as shown in fig. 1, the carrier 100 is movably arranged along a linear direction, and a cable clamping jaw 110 for clamping a cable along a horizontal direction is arranged on the carrier 100; the movement in the linear direction is the movement in the direction in which the flux submerging mechanism 200 and the tin wetting mechanism 300 are juxtaposed;
as shown in fig. 2, the flux immersing mechanism 200 includes a flux containing component 210, a lifting immersing component 220, and a first cable holding direction adjusting component 230, the first cable holding direction adjusting component 230 is used for holding a cable and rotating one end of the cable to be tin-stained to a direction facing the flux containing component 210, the immersing lifting component is used for lifting a part of flux in the flux containing component 210 by a predetermined height, so that the part of flux contacts with one end of the cable to be tin-stained by a predetermined depth, thus realizing a first step of cable tin-staining and soldering flux;
with reference to fig. 2, the tin dipping mechanism 300 and the soldering flux immersing mechanism 200 are arranged in parallel along the moving direction of the carrier 100, and include a tin furnace 310, a tin liquid lifting assembly 320 and a second cable clamping and direction adjusting assembly 330, the second cable clamping and direction adjusting assembly 330 is used for clamping a cable and rotating one end of the cable to be dipped with tin to the direction of the tin furnace 310, the tin liquid lifting assembly 320 is arranged in a lifting manner along the depth direction of the tin furnace 310 and is used for lifting a part of tin liquid to a predetermined height, so that the part of tin liquid contacts the end of the cable to be dipped with tin by a predetermined depth;
the first cable clamp direction adjusting assembly 230 resets after the cable is dipped with the soldering flux, the carrier 100 transfers the cable to the second cable clamp direction adjusting assembly 330, the second cable clamp direction adjusting assembly 330 resets after the cable is dipped with the soldering flux, and the carrier 100 sends the cable to the next station.
When tin dipping is specifically carried out, firstly, the carrier 100 is moved to the soldering flux immersion mechanism 200 to carry out the step of dipping the soldering flux, and after the step is finished, the carrier 100 is moved to the tin dipping mechanism 300 to carry out the tin dipping;
in the above embodiment, the cable is adjusted to vertical direction through the cable with holding the accent to the subassembly to through the setting that promotes submergence subassembly 220 and tin liquid lifting assembly 320, will partly help scaling powder and tin liquid successively to contact with the cable bottom, realized the automatic tin sticky of cable, and realized the automatic transfer of cable through carrier 100, realized the automatic tin sticky of cable, improved the efficiency of cable tin sticky.
Specifically, as shown in fig. 3, the soldering flux containing assembly 210 includes a base 211 having a step groove, and a soldering flux barrel 212 embedded in the lower step of the base 211, wherein the soldering flux barrel 212 has an overflow port 212a towards the top end of the side wall close to the upper step, for introducing the overflowing soldering flux into the step groove. The stepped grooves are grooves with stepped sections, the lower-level grooves are used for fixing the soldering flux barrel 212, the upper-level grooves are used for containing the moved-out soldering flux, and the overflowing soldering flux can be drained through the overflow ports 212a, so that the soldering flux is prevented from overflowing onto other mechanical parts, and the use reliability of the device is improved;
in order to realize the automatic control of the flux liquid level, in the embodiment of the present invention, please refer to fig. 3, a first level gauge 213 is disposed on the flux barrel 212, a liquid inlet 214 and a liquid outlet 215 are disposed on a sidewall of the flux barrel 212 near the upper step, the liquid inlet 214 is connected to a pump and a liquid source through a pipeline, the liquid outlet 215 is connected to a pump body and the liquid source through a pipeline, when the first level gauge 213 detects that the liquid level is lower than a predetermined threshold, the liquid inlet 214 pumps in the flux through the pump, and when the first level detects that the liquid level is higher than the predetermined threshold, the liquid outlet 215 outputs the flux into the liquid source through the pump body. Here, the liquid level is controlled within a certain range by the combination of the liquid level meter and the two pumps, and it should be noted that, in the preferred embodiment of the present invention, the liquid inlet 214 and the liquid outlet 215 are both connected to the same liquid source, so that the occupied space of the liquid source can be reduced;
meanwhile, in order to prevent the liquid level from being out of control, in the embodiment of the invention, the base 211 is provided with a second liquid level meter 216 extending into the upper step of the stepped groove, and when the second liquid level meter 216 detects the liquid level, the pump stops working. And after the pump stops working, giving an alarm to remind a worker to adjust the liquid level.
In the embodiment of the present invention, a manner of lifting a portion of the soldering assistant liquid or the tin liquid is adopted, specifically, as shown in fig. 4 to 6, each of the lifting immersion assembly 220 and the tin liquid lifting assembly 320 includes a lifting driving member 221, and a liquid lifting member 223 fixed on the support plate 222 is connected to the support plate 222 and is provided with a liquid accommodating groove 223a with an upward opening on the liquid lifting member 223, and the size precision of the opening of the liquid accommodating groove 223a meets the requirement of the precision of the cable to be soldered end to extend into. By the arrangement, only part of the soldering flux or tin liquid is lifted each time, so that the cleanliness of the two liquids and the cable end immersed can be improved.
As shown in fig. 7, in the embodiment of the present invention, each of the first cable holding direction adjusting assembly 230 and the second cable holding direction adjusting assembly 330 includes a rotary driving member 331, a rotating shaft 332 connected to the rotary driving member 331, a bearing seat 333 rotatably connected to the rotating shaft 332, a swing arm 334 connected to the other end of the rotating shaft 332, and a pneumatic jaw 335 fixed to the swing arm 334; it should be noted that, in the preferred embodiment of the present invention, the rotary driving member 331 is a combination of an air cylinder, a rack and a gear, the gear is fixed on the rotating shaft 332, the rack is connected with the air cylinder, and the rack is engaged with the gear, so that the swing arm 334 can swing by the movement of the air cylinder;
in the embodiment of the invention, the length direction of the pneumatic clamping jaw 335 is perpendicular to the length direction of the swing arm 334, the clamping direction of the pneumatic clamping jaw 335 is parallel to the swing arm 334, and when the swing arm 334 is in a vertical state, the cable clamped by the pneumatic clamping jaw 335 is in a vertical state. Likewise, when the swing arm 334 is horizontal, the cable held by the pneumatic gripper 335 is horizontal.
In order to achieve a stable clamping of the cable by the carrier 100, in the embodiment of the present invention, please refer to fig. 7, two pneumatic clamping jaws 335 are disposed in parallel along the length direction of the swing arm 334 at intervals, and when the swing arm 334 is in a horizontal state, the cable clamping jaw 110 clamps the cable between the two pneumatic clamping jaws 335. It should be noted that the cable clamp jaws 110 and the pneumatic clamp jaws 335 in the present embodiment are implemented as pneumatic finger clamp jaws, which are opened 180 degrees and do not obstruct the movement of the carrier 100.
As shown in fig. 8 to 10, in the embodiment of the present invention, since impurities exist on the surface of the tin liquid, and the impurities may adhere to the bottom of the guide member when the impurities are not removed in time, which affects the subsequent connection effect, the tin wetting mechanism 300 further includes a tin scraping assembly 340, in the embodiment of the present invention, the tin scraping assembly 340 includes a horizontal driving member 341, a horizontal connecting plate 342 fixedly connected to the horizontal driving member 341, a tin scraping plate 343 hinged to a free end of the horizontal connecting plate 342, a supporting member 344 fixed to the bottom of the horizontal connecting plate 342 and extending to the inner side of the tin scraping plate 343, and a vertical driving member 345 vertically connected to the horizontal driving member 341; the horizontal driving member 341 drives the tin scraping plate 343 toward a direction close to or away from the tin furnace 310, and the bottom of the tin scraping plate 343 contacts with the surface of the molten tin in the tin furnace 310 to scrape impurities on the surface of the molten tin.
It should be noted here that the purpose of the hinged arrangement of the tin scraping plate 343 is to scrape off the impurities adhered to the inner surface of the tin scraping plate 343 from the side wall of the tin furnace 310, and also to reduce the number of times of the lifting assembly lifting, as shown in fig. 10, when the tin scraping is performed, the tin scraping plate 343 is firstly extended into the tin furnace 310, then the vertical driving member 345 drives the tin scraping plate 343 to descend to contact with the liquid surface, and the horizontal driving member 341 pulls back the tin scraping plate 343, so as to clean the surface of the tin liquid. The supporting member 344 is configured as shown in fig. 9 or fig. 10, an upper surface of the supporting member is connected to the horizontal connecting plate 342, and a free end of the supporting member protrudes from an inner wall of the tin scraping plate 343, so that the tin scraping plate 343 is supported at a fixed angle.
In the embodiment of the present invention, since the soldering flux may generate smoke when contacting with the molten tin, in order to reduce the influence of the smoke on the personnel and the machine, as shown in fig. 8, the tin-wetting mechanism 300 further includes a smoke evacuation assembly 350 disposed above the tin furnace 310, an air suction port of the smoke evacuation assembly 350 is disposed toward the tin furnace 310, the smoke evacuation assembly 350 is a prior art and includes an air suction tube and an exhaust fan, and the air suction tube exhausts the smoke to the outside or processes the smoke through a pipeline.
In an embodiment of the present invention, a method for automatically wetting a cable by using the above apparatus for automatically wetting a cable is further provided, which includes the following steps:
s10: moving the carrier 100 to the first cable clamp alignment assembly 230;
s11: first cable gripping and direction-adjusting assembly 230 grips the cable on carrier 100;
s12: cable jaws 110 on carrier 100 open, and first cable clamp steering assembly 230 drives cable to rotate 90 degrees;
s13: lifting part of the soldering flux by the lifting immersion assembly 220 to a preset depth to be contacted with the bottom of the cable, and resetting after keeping the preset time;
s14: the first cable clamp direction-adjusting assembly 230 rotates in the reverse direction by 90 degrees, the cable clamping jaw 110 on the carrier 100 is closed, and the clamping jaw on the first cable clamp direction-adjusting assembly 230 is opened;
s20: moving the carrier 100 to the second cable clamp alignment assembly 330;
s21: the second cable-gripping direction-adjusting assembly 330 grips the cable on the carrier 100;
s22: cable clamp jaws 110 on carrier 100 open, and second cable clamp steering assembly 330 drives cable to rotate 90 degrees;
s23: the molten tin lifting assembly 320 lifts part of molten tin to a preset depth of contact with the bottom of the cable, and resets after keeping the preset time;
s24: the second cable clamp direction-adjusting assembly 330 rotates in the reverse direction by 90 degrees, the cable clamping jaw 110 on the carrier 100 is closed, and the clamping jaw on the second cable clamp direction-adjusting assembly 330 is opened;
s25: the carrier 100 is moved to the next station and the wire tinning is completed. Through the steps, automatic tin dipping of the cable is realized;
in an embodiment of the present invention, in order to further improve the efficiency of the tin dipping, before the carrier 100 is moved to the second cable clamp direction adjusting assembly 330 in step S20, a tin scraping process is further included, which includes the following steps:
s15: the vertical driving piece drives the horizontal driving to ascend until the bottom of the tin scraping plate 343 is higher than the upper surface of the tin furnace 310;
s16: the horizontal driving member 341 drives the tin scraping plate 343 to enter the frontmost end of the tin making furnace 310;
s17: the vertical driving piece drives the horizontal driving piece 341 to descend, so that the lower surface of the tin scraping plate 343 is lower than the surface of the molten tin;
s18: the horizontal driving member 341 drives the tin scraping plate 343 to retreat, so that the tin scraping plate 343 brings impurities on the surface of the molten tin away until the inner wall of the tin scraping plate 343 contacts with the side wall of the tin furnace 310 and leaves the tin furnace 310. This step is performed simultaneously during the movement of the carrier 100 to the wicking mechanism 300, thereby improving wicking efficiency.
As shown in fig. 11, an embodiment of the present invention further provides an automatic cable processing process, including the following steps:
feeding a cable, fixing the cable on the carrier by a predetermined length;
semi-peeling, cutting off the outer insulating skin of the cable and separating the outer insulating skin from the cut surface;
pressing a copper ring, wherein the copper ring is pressed and connected at a position close to the cut surface of the outer insulating skin of the cable;
peeling off the cut outer insulating skin in the half peeling step;
turning the wires, namely turning the shielding net to the rear side of the copper ring;
arranging the silk, and carding the folded shielding net;
stripping the core, namely stripping the insulating skin on the inner side of the shielding net;
pressing the central conductor, and pressing the central conductor on the wire core;
arranging the silk, and continuously carding the folded shielding net;
detecting the on-off state, and detecting the conductive performance of the wire core and the central conductor;
the outer conductor is pressed and connected, and the outer conductor is pressed and connected on the shielding wire;
GT detection, measuring whether the distance between the outer conductor and the central conductor meets the requirement;
reversing, namely rotating the cable with the crimped terminal by 180 degrees to enable one end of the non-crimped terminal to face a cable processing station;
measuring distance, namely measuring whether the clamping position of the cable meets the requirement;
peeling off the outer insulating skin at one end of the cable which is not connected with the terminal in a pressure welding way;
core stripping, namely cutting off and stripping off the insulation and partial shielding net outside the core wire of the cable with the stripped outer insulation sheath;
tin dipping, wherein the automatic tin dipping method for the cable is adopted for tin dipping;
removing tin slag, and scraping the tin slag on the end of the cable which is stained with tin;
and (5) taking up the cable, and placing the cable in a material container.
It should be noted here that, each step in the above process may adopt mechanical automatic processing, or may be manually placed in, for example, a line feeding step, and after any one of the above steps is finished, a CCD visual inspection station may be added to detect whether the processing effect reaches the standard. Through the above-mentioned processing, the crimping and tin dipping procedure of the cable terminal is realized.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (12)

1. An automatic tin sticky device of cable, its characterized in that includes:
the carrier is movably arranged along the linear direction, and a cable clamping jaw for clamping a cable along the horizontal direction is arranged on the carrier;
the soldering flux immersion mechanism comprises a soldering flux containing component, a lifting immersion component and a first cable clamping and direction adjusting component, wherein the first cable clamping and direction adjusting component is used for clamping a cable and rotating one end of the cable to be stained with tin to the direction towards the soldering flux containing component, and the immersion lifting component is used for lifting a part of soldering flux in the soldering flux containing component to a preset height so that the part of soldering flux is in contact with one end of the cable to be stained with tin to a preset depth;
the tin dipping mechanism and the soldering flux immersion mechanism are arranged in parallel along the moving direction of the carrier and comprise a tin furnace, a tin liquid lifting assembly and a second cable clamping and direction adjusting assembly, the second cable clamping and direction adjusting assembly is used for clamping a cable and rotating one end of the cable to be dipped with tin to the direction of the tin furnace, and the tin liquid lifting assembly is arranged in a lifting manner along the depth direction of the tin furnace and is used for lifting part of tin liquid to a preset height so that the part of tin liquid and the end of the cable to be dipped with tin are contacted with a preset depth;
the first cable clamp is clamped and adjusted to the assembly and is reset after the cable is stained with soldering flux, the carrier transfers the cable to the second cable clamp and is adjusted to the assembly, the second cable clamp is clamped and is adjusted to the assembly and is reset after the cable is stained with tin, and the carrier sends the cable to the next station.
2. The automatic tin pick-up device for cables as claimed in claim 1, wherein the soldering flux containing assembly comprises a base with a step groove and a soldering flux barrel embedded in the lower step of the base, and the soldering flux barrel is provided with an overflow port towards the top end of the side wall close to the upper step and used for introducing overflowing soldering flux into the step groove.
3. The automatic tin pick-up device for cables as claimed in claim 2, wherein the soldering flux barrel is provided with a first liquid level meter extending into the soldering flux barrel, the side wall of the soldering flux barrel close to the upper step is further provided with a liquid inlet and a liquid outlet, the liquid inlet is connected with the pump and the liquid source through a pipeline, the liquid outlet is connected with the pump body and the liquid source through a pipeline, when the first liquid level meter detects that the liquid level is lower than a set threshold value, the liquid inlet is used for inputting the soldering flux through the pump, and when the first liquid level detects that the liquid level is higher than the set threshold value, the liquid outlet outputs the soldering flux into the liquid source through the pump body.
4. The cable autosampler device of claim 3, wherein said base has a second level gauge extending into an upper step of said stepped trough, and said pump stops when said second level gauge detects a liquid level.
5. The automatic tin pick-up device for cables as claimed in claim 1, wherein the lifting immersion assembly and the tin liquid lifting assembly each comprise a lifting driving member, and a liquid lifting member fixed on the support plate and connected to the lifting driving member, the liquid lifting member has a liquid containing groove with an upward opening, and the dimensional accuracy of the opening of the liquid containing groove meets the accuracy requirement of the tin pick-up end of the cable to be inserted.
6. The automatic tin pick-up device for cables as claimed in claim 1, wherein the first cable holding direction regulating assembly and the second cable holding direction regulating assembly each comprise a rotary driving member, a rotating shaft connected with the rotary driving member, a bearing seat rotatably connected with the rotating shaft, a swing arm connected with the other end of the rotating shaft, and a pneumatic clamping jaw fixed on the swing arm;
the length direction of the pneumatic clamping jaw is perpendicular to that of the swing arm, the clamping direction of the pneumatic clamping jaw is parallel to the swing arm, and when the swing arm is in a vertical state, a cable clamped by the pneumatic clamping jaw is in a vertical state.
7. The automatic tin pick-up device for the cables as claimed in claim 6, wherein two pneumatic clamping jaws are arranged in parallel at intervals along the length direction of the swing arm, and when the swing arm is in a horizontal state, the cable clamping jaws clamp the cables between the two pneumatic clamping jaws.
8. The automatic tin pick-up device for cables as claimed in claim 1, wherein the tin pick-up mechanism further comprises a tin scraping assembly, the tin scraping assembly comprises a horizontal driving member, a horizontal connecting plate fixedly connected with the horizontal driving member, a tin scraping plate hinged with a free end of the horizontal connecting plate, a supporting member fixed at the bottom of the horizontal connecting plate and extending to the inner side of the tin scraping plate, and a vertical driving member vertically connected with the horizontal driving member;
the horizontal driving piece drives the tin scraping plate towards the direction close to or far away from the tin furnace, and the bottom of the tin scraping plate is in contact with the surface of molten tin in the tin furnace so as to scrape impurities on the surface of the molten tin.
9. The automatic tin pick-up device for cables as claimed in claim 1, wherein the tin pick-up mechanism further comprises a smoke extraction assembly arranged above the tin furnace, and an air suction opening of the smoke extraction assembly is arranged towards the tin furnace and used for extracting smoke generated when soldering flux is in contact with tin when the cables are in tin pick-up.
10. A method for automatically tinning a cable by using the apparatus as claimed in any one of claims 1 to 9, comprising the steps of:
moving the carrier to the first cable clamp alignment assembly;
the first cable clamping direction adjusting component clamps the cable on the carrier;
the cable clamping jaws on the carrier are opened, and the first cable clamping direction-adjusting assembly drives the cable to rotate by 90 degrees;
lifting the soldering flux of the lifting part of the immersion component to a preset depth of contact with the bottom of the cable, and resetting after keeping the preset time;
the first cable clamping direction adjusting assembly rotates reversely by 90 degrees, a cable clamping jaw on the carrier is closed, and a clamping jaw on the first cable clamping direction adjusting assembly is opened;
moving the carrier to the second cable clamp alignment assembly;
the second cable clamping direction adjusting component clamps the cable on the carrier;
the cable clamping jaw on the carrier is opened, and the second cable clamping direction-adjusting assembly drives the cable to rotate by 90 degrees;
the tin liquid lifting assembly lifts part of tin liquid to a preset depth of contact with the bottom of the cable, and the tin liquid is reset after keeping the preset time;
the second cable clamping direction adjusting assembly rotates reversely by 90 degrees, a cable clamping jaw on the carrier is closed, and a clamping jaw on the second cable clamping direction adjusting assembly is opened;
and moving the carrier to the next station, and finishing the tin dipping of the cable.
11. The method of claim 10, further comprising a wiping step prior to moving the carrier to the second cable clamp alignment assembly, the wiping step comprising:
the vertical driving piece drives the horizontal driving to ascend until the bottom of the tin scraping plate is higher than the upper surface of the tin furnace;
the horizontal driving piece drives the tin scraping plate to enter the foremost end of the tin making furnace;
the vertical driving piece drives the horizontal driving piece to descend, so that the lower surface of the tin scraping plate is lower than the surface of molten tin;
the horizontal driving piece drives the tin scraping plate to retreat, so that the tin scraping plate brings impurities on the surface of tin liquid away from the tin scraping plate, and the inner wall of the tin scraping plate is contacted with the side wall of the tin furnace and leaves the tin furnace.
12. An automatic cable treatment process is characterized by comprising the following steps:
feeding a cable, fixing the cable on the carrier by a predetermined length;
semi-peeling, cutting off the outer insulating skin of the cable and separating the outer insulating skin from the cut surface;
pressing a copper ring, wherein the copper ring is pressed and connected at a position close to the cut surface of the outer insulating skin of the cable;
peeling off the cut outer insulating skin in the half peeling step;
turning the wires, namely turning the shielding net to the rear side of the copper ring;
arranging the silk, and carding the folded shielding net;
stripping the core, namely stripping the insulating skin on the inner side of the shielding net;
pressing the central conductor, and pressing the central conductor on the wire core;
arranging the silk, and continuously carding the folded shielding net;
detecting the on-off state, and detecting the conductive performance of the wire core and the central conductor;
the outer conductor is pressed and connected, and the outer conductor is pressed and connected on the shielding wire;
GT detection, measuring whether the distance between the outer conductor and the central conductor meets the requirement;
reversing, namely rotating the cable with the crimped terminal by 180 degrees to enable one end of the non-crimped terminal to face a cable processing station;
measuring distance, namely measuring whether the clamping position of the cable meets the requirement;
peeling off the outer insulating skin at one end of the cable which is not connected with the terminal in a pressure welding way;
core stripping, namely cutting off and stripping off the insulation and partial shielding net outside the core wire of the cable with the stripped outer insulation sheath;
tin dipping, wherein the automatic tin dipping method of the cable is adopted for tin dipping;
removing tin slag, and scraping the tin slag on the end of the cable which is stained with tin;
and (5) taking up the cable, and placing the cable in a material container.
CN202111051950.3A 2021-09-08 2021-09-08 Automatic cable tin dipping device and method and automatic cable treatment process Active CN113783063B (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114700579A (en) * 2022-04-28 2022-07-05 安徽省亿嘉弘电器股份有限公司 Tin dipping process for electronic device mounting bracket
CN114850714A (en) * 2022-04-12 2022-08-05 深圳市林鑫达智能装备有限公司 Welding equipment
CN117954167A (en) * 2024-03-20 2024-04-30 潍坊智新电子股份有限公司 Automatic wire harness rubber shell assembly machine with copper ring sealing and pressing functions

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Publication number Priority date Publication date Assignee Title
SU1323277A1 (en) * 1985-12-23 1987-07-15 З.Е.Ройзен Tinning apparatus
WO2007144752A2 (en) * 2006-06-16 2007-12-21 Schleuniger Holding Ag Clamping apparatus for a crimping machine and method for producing a crimped connection with a crimping machine and the clamping apparatus according to the invention
CN205092408U (en) * 2015-08-27 2016-03-16 东莞市三信精密机械有限公司 Rotatory tin sticky machine of high efficiency for wire rod
CN112382907A (en) * 2020-10-28 2021-02-19 东莞市井岗自动化设备有限公司 Automatic winding equipment

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1323277A1 (en) * 1985-12-23 1987-07-15 З.Е.Ройзен Tinning apparatus
WO2007144752A2 (en) * 2006-06-16 2007-12-21 Schleuniger Holding Ag Clamping apparatus for a crimping machine and method for producing a crimped connection with a crimping machine and the clamping apparatus according to the invention
CN205092408U (en) * 2015-08-27 2016-03-16 东莞市三信精密机械有限公司 Rotatory tin sticky machine of high efficiency for wire rod
CN112382907A (en) * 2020-10-28 2021-02-19 东莞市井岗自动化设备有限公司 Automatic winding equipment

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114850714A (en) * 2022-04-12 2022-08-05 深圳市林鑫达智能装备有限公司 Welding equipment
CN114850714B (en) * 2022-04-12 2023-08-08 深圳市林鑫达智能装备有限公司 Welding equipment
CN114700579A (en) * 2022-04-28 2022-07-05 安徽省亿嘉弘电器股份有限公司 Tin dipping process for electronic device mounting bracket
CN117954167A (en) * 2024-03-20 2024-04-30 潍坊智新电子股份有限公司 Automatic wire harness rubber shell assembly machine with copper ring sealing and pressing functions

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