CN112144099B - Horizontal electroplating production line and transmission mechanism thereof - Google Patents
Horizontal electroplating production line and transmission mechanism thereof Download PDFInfo
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- CN112144099B CN112144099B CN202010981100.2A CN202010981100A CN112144099B CN 112144099 B CN112144099 B CN 112144099B CN 202010981100 A CN202010981100 A CN 202010981100A CN 112144099 B CN112144099 B CN 112144099B
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
- C25D17/007—Current directing devices
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
- C25D17/06—Suspending or supporting devices for articles to be coated
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D21/00—Processes for servicing or operating cells for electrolytic coating
- C25D21/06—Filtering particles other than ions
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D21/00—Processes for servicing or operating cells for electrolytic coating
- C25D21/10—Agitating of electrolytes; Moving of racks
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- Chemical Kinetics & Catalysis (AREA)
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- Electroplating Methods And Accessories (AREA)
Abstract
The application relates to a horizontal electroplating production line and a transmission mechanism thereof, relating to the field of electroplating, comprising a rack and a horizontal clamping piece which is connected on the rack in a sliding way, wherein one side of the horizontal clamping piece is provided with a guide block, a guide rail is fixed at the position of the rack corresponding to an electroplating device, the length of the guide rail extends along the conveying direction and extends through the whole electroplating device, the guide rail is provided with a sliding chute for the guide block to slide, the bottom wall of the sliding chute is horizontally arranged and is used for being abutted against the bottom wall of the guide block, the horizontal clamping piece is electrically connected with a negative electrode, because the guide rail is integrated and the length of the guide rail extends through the whole electroplating device, after the guide rail is fixed, the guide block of the horizontal clamping piece is always abutted against the bottom wall of the sliding chute in the moving process of the horizontal clamping piece, the guide rail plays a role in supporting and correcting the vertical height for the horizontal clamping piece, thereby the horizontal clamping piece can well keep the same height when passing through the electroplating device, thereby the clamped circuit board can be kept in a horizontal state well, and the electroplating effect of the circuit board is better.
Description
Technical Field
The application relates to the field of electroplating, in particular to a horizontal electroplating production line and a transmission mechanism thereof.
Background
At present, electroplating is one of the important processes in the production and manufacturing process of PCB boards, and is a process of depositing a coating on a substrate by an electrolytic method, and at present, most electroplating industries use vertical continuous electroplating equipment.
The PCB board carries and accomplishes the electroplating in electroplating device's electroplating bath on electroplating production line, carries and adopts corresponding horizontal holder to carry out the centre gripping usually among the electroplating process, and horizontal holder top hoist and mount are at the frame top of organism and move along the production line direction to the circuit board that is held realizes electroplating through each link of electroplating production line in proper order.
But because whole production line is whole longer, the frame itself all assembles through the mode of concatenation basically, and each frame of equipment can have corresponding difference in height unavoidably, and then can lead to the horizontal holder height of hoist and mount also can have the deviation, and a PCB board carries out the centre gripping with the help of a plurality of adjacent horizontal holders usually in the in-service use to can lead to the PCB board of centre gripping can't well keep leveling in the plating bath, lead to electroplating effect to worsen.
Disclosure of Invention
In order to improve the electroplating effect, this application provides a horizontal electroplating production line and transmission device thereof.
In a first aspect, the application provides a transmission mechanism for an electroplating production line, which adopts the following technical scheme:
the utility model provides an electroplating production line's transmission device, includes frame, the horizontal holder of sliding connection in the frame, one side of horizontal holder is provided with the guide block, the frame corresponds electroplating device department and is fixed with the guide rail, the length of guide rail just extends along direction of delivery and through whole electroplating device, set up the gliding spout that supplies the guide block on the guide rail, spout diapire level sets up and is used for with guide block diapire butt, the negative pole is connected to horizontal holder electricity.
Through adopting above-mentioned technical scheme, with the help of the setting of guide rail, because guide rail itself is as an organic whole and length extends through whole electroplating device, only need keep it to be in the horizontality back when fixed guide rail, horizontal holder removes its guide block of in-process all the time with the diapire butt of spout, the guide rail plays the support and corrects vertical height's effect to horizontal holder, thereby can be good keep highly uniform when electroplating device at horizontal holder, and then make the circuit board by the centre gripping can well keep the horizontality, the downthehole bad condition of electroplating of circuit board during the reduction electroplating, the electroplating effect of circuit board is better, and the spout can also play good guide effect to the removal of the direction of horizontal holder along the production line with the cooperation of guide block.
Optionally, horizontal holder includes and presss from both sides and lower clamp, it has the clamping part with the equal level of lower clamp one end to extend to press from both sides on, it presss from both sides under to press from both sides vertical sliding connection on, it is provided with the first elastic component of connecting both to press from both sides under and, first elastic component orders about the clamping part of pressing from both sides and lower clamp and is close to each other, it is in the locking piece of unclamping the state to press from both sides on being connected with the locking on the lower clamp.
Through adopting above-mentioned technical scheme, press from both sides simultaneously on the clamp and press from both sides down and set up the clamping part that the level extends, and order about clamping part centre gripping horizontal transport's circuit board one side through first elastic component, realize the horizontal centre gripping to the circuit board like this for the circuit board can the level carry along the production line direction, is convenient for carry, electroplates the in-process plating solution like this and sprays from upper and lower direction in addition, can well improve downthehole electroplating quality and the effect of circuit board.
Optionally, the locking piece is including fixing the support bar on last clamp, on press from both sides and be provided with the extension, the extension with last clamp form the draw-in groove that supplies support bar tip joint, the logical groove that is used for supplying the support bar to pass is offered to the horizontal one side that the extension corresponds the draw-in groove, be provided with the second elastic component of being connected between support bar and the lower clamp, the second elastic component is used for ordering about support bar tip card and goes into the draw-in groove.
Through adopting above-mentioned technical scheme, realize the locking to the upper clamp position in draw-in groove department with the help of the tip card of support bar for the clamping part is in the open mode, and the level promotes the support bar during use and makes card portion correspond with logical groove, and card portion no longer is in the joint state this moment, and the upper clamp moves down under the effect of first elastic component and realizes pressing from both sides tightly, and card portion passes through simple structure and convenient operation from leading to the groove in the interim.
Optionally, a chain wheel set and a chain are arranged on the rack, the chain wheel set is rotatably connected to the rack and connected through the chain, and the horizontal clamping pieces are arranged on the chain at intervals.
Through adopting above-mentioned technical scheme, the mode through sprocket group and chain drives the removal of all horizontal clamping pieces, and simple structure and good realization improve production efficiency to the automatic transport of horizontal clamping piece.
In a second aspect, the present application provides a horizontal electroplating production line, which adopts the following technical scheme:
the utility model provides a horizontal electroplating production line, includes organism and foretell transmission device, the organism has set gradually deoiling device, first washing device, electroplating device, second washing device and drying device along transmission device's direction of delivery, electroplating device includes the plating bath, the electricity is connected with the anode plate in the plating bath, the positive pole is connected to the anode plate electricity, it is flat to be provided with on the horizontal holder and to connect the electric copper, the organism corresponds electroplating device department and is provided with and be used for and connect the flat copper carbon brush of contact of electric copper, negative pole is connected to copper carbon brush electricity.
Through adopting above-mentioned technical scheme, the circuit board is in proper order through the deoiling, the washing, it is electroplated, washing and dry link realize the automation of electroplating, be applicable to the large batch electroplating production of circuit board, the mode of electroplating adopts horizontal holder to lead to the negative pole, it is anodal to set up anode plate and electricity in the plating bath, thereby realize the electroplating to the circuit board, horizontal holder is through connecing the flat contact copper carbon brush of electric copper, the hardness ratio of copper carbon brush is connect the flat low of electric copper, the wearing and tearing that remove the in-process production take place on the copper carbon brush, thereby to connecing the flat guard action that plays of electric copper, make and connect the flat use that can be permanent of electric copper.
Optionally, one end of the copper carbon brush is hinged to the machine body, the other end of the copper carbon brush is provided with a third elastic piece, and two ends of the third elastic piece are respectively connected with the copper carbon brush and the machine body.
Through adopting above-mentioned technical scheme, because long-time use copper carbon brush because take place wearing and tearing can lead to follow-up its and connect the flat bad condition of contact of electric copper, adopt articulated mode to realize swing joint with copper carbon brush one end, order about the copper carbon brush with the help of the elasticity of third elastic component and remain throughout with the inseparable butt of electric copper flat, do not receive the influence of copper carbon brush wearing and tearing to keep good stable circular telegram effect.
Optionally, a mounting box for mounting the flat copper strip is arranged at the top of the horizontal clamping piece, a receiving groove is formed in one side of the mounting box along the conveying direction of the conveying mechanism, and an opening of the receiving groove is lower than the flat copper strip.
Through adopting above-mentioned technical scheme, can produce the piece of wearing and tearing when the copper carbon brush takes place wearing and tearing, these pieces can cause the influence to electroplating effect if falling into in the plating bath, so further through the setting of accepting the groove, the piece that the in-process copper carbon brush wearing and tearing of horizontal holder removal produced is promoted to be collected in accepting the groove for the piece that the wearing and tearing produced is difficult for sneaking into in the plating bath, thereby improves electroplating effect.
Optionally, a filtrate circulation system is connected to the electroplating bath, the filtrate circulation system includes a filter vat and a pump body, a liquid outlet is arranged at the bottom of the electroplating bath, the liquid outlet is communicated with an inlet of the filter vat through a pipe fitting, an outlet of the filter vat is communicated with the electroplating bath through a pipe fitting, and the pump body is connected to the pipe fitting.
Through adopting above-mentioned technical scheme, in can producing or the external part brings partial foreign particle into the plating bath into unavoidably when the plating bath is electroplated, realize the circulation of filtrating in the plating bath with the help of setting up of filtrating circulation system, the plating solution in the plating bath realizes filtering through the filter vat among the circulation process, filters out unnecessary impurity in the plating solution, and the clean plating solution after the filtration circulates and continues to use in the plating bath, reduces the waste of plating solution when improving the electroplating effect, realizes the cyclic utilization of plating solution.
Optionally, a cooling mechanism is communicated with a pipe fitting for communicating the liquid outlet of the electroplating bath with the filter vat, the cooling mechanism comprises a cooling box and a cooling pipe arranged in the cooling box, and cooling liquid is introduced into the cooling pipe.
Through adopting above-mentioned technical scheme, because the temperature of electroplating solution is higher among the electroplating process, through the setting of cooling body, the electroplating solution is at first realized cooling down through the cooling tube in the cooling body, then lets in the filter vat again, prevents that the electroplating solution of too high temperature from causing the condition of harm or damage to the filtration of filter vat inside, plays corresponding guard action to the filter vat.
Optionally, the chain includes a bearing section and an idle section, a cleaning member is arranged at the idle section of the machine body corresponding to the chain, the cleaning member is used for abutting against the flat power connection copper, and a blowing nozzle is further arranged at the idle section of the machine body corresponding to the chain and faces the flat power connection copper.
Through adopting above-mentioned technical scheme, the piece that the wearing and tearing of copper carbon brush produced among the horizontal holder transportation process hardly has some to remain on connecing the electric copper flat, the no-load section that corresponds the chain at the organism sets up the blowing nozzle and cleans the brush spare, connect the electric copper flat and clean the brush spare contact in the removal, clean the brush spare and clean the piece once, then blow by the blowing nozzle and realize the secondary clearance, the in-process of blowing can also blow off the piece of persisting in accepting the inslot and drop, well keep connecing the electric copper flat and accept the neat and tidy of inslot, subsequent electroplating of being convenient for is electrically conductive to be used.
In summary, the present application includes at least one of the following beneficial technical effects:
1. due to the arrangement of the horizontal integrated guide rails, even if the height difference exists in the rack for hoisting due to splicing, the horizontal clamping piece is supported by the guide rails to adjust the height after moving to the guide rails, so that the horizontal clamping piece can be kept horizontal in an electroplating link, and the electroplating effect is improved;
2. the traditional vertical electroplating mode is abandoned, the electroplating of the circuit board is completed by adopting horizontal conveying and synchronization, the stable conveying is facilitated, and meanwhile, the electroplating effect of the hole wall of the circuit board is effectively improved;
3. the movably connected copper carbon brush is in contact with the power connection copper flat to achieve conduction, and even if the copper carbon brush is abraded, a good power-on effect can be still kept under the action of the third elastic piece;
4. set up filtrating circulation system in electroplating device department, realize the filtration cycle to the plating solution and use, realize the recycle to the plating solution when improving the electroplating effect.
Drawings
FIG. 1 is a view showing an overall configuration of a transport mechanism of a horizontal plating line according to an embodiment of the present invention.
Fig. 2 is an overall structural view of the horizontal clamping member according to the embodiment of the present application.
Fig. 3 is a side view of the horizontal clamp of fig. 2.
FIG. 4 is a block diagram of a transport mechanism of a horizontal plating line at a drive member.
FIG. 5 is a side view at the drive member in the transport mechanism of the horizontal electroplating line.
Fig. 6 is an enlarged view at a in fig. 1.
FIG. 7 is a block diagram of a horizontal plating line according to an embodiment of the present invention.
Fig. 8 is a side view of fig. 7 at the electroplating apparatus.
Fig. 9 is a structural view of a copper carbon brush in a horizontal electroplating line according to an embodiment of the present invention.
FIG. 10 is a structural diagram of a filtrate circulation system in a horizontal electroplating line according to an embodiment of the present invention, which is used for showing a piping structure of an effluent of an electroplating bath.
FIG. 11 is a structural diagram of a filtrate circulation system in a horizontal electroplating line according to an embodiment of the present invention, which is used for showing a piping structure of a plating bath return liquid.
FIG. 12 is a structural view of a driving member in a horizontal plating line according to another embodiment of the present application.
Description of reference numerals: 1. clamping; 2. lower clamping; 3. a clamping portion; 4. a first elastic member; 5. a convex plate; 6. a supporting strip; 7. a clamping part; 8. an extension portion; 9. a card slot; 10. a through groove; 11. a second elastic member; 12. a drive section; 13. a screw; 14. a lifting wheel; 15. a support wheel; 16. mounting a box; 17. connecting the electric copper flat; 18. a frame; 19. a sprocket; 20. a chain; 201. a load-bearing section; 202. an idle load section; 21. a track; 22. a drive block; 221. a drive face; 23. a guide block; 24. a guide rail; 25. a chute; 26. lifting the block; 27. a guide surface; 28. a frame body; 29. a roller; 30. a lifting block; 31. a guide surface; 32. an upper plate section; 33. an oil removal device; 34. a first water washing device; 35. a pre-immersion device; 36. an electroplating device; 37. a second water washing device; 38. a discharging section; 39. a drying device; 40. a copper carbon brush; 401. a connecting portion; 402. an abutting portion; 41. a third elastic member; 42. a filter vat; 43. a pump body; 44. an electroplating bath; 45. a pipe fitting; 46. a receiving groove; 47. a fixed mount; 48. a fourth elastic member; 49. an adjusting member.
Detailed Description
The present application is described in further detail below with reference to figures 1-12.
The embodiment of the application discloses electroplating production line's transmission device.
Referring to fig. 1, a transmission mechanism of an electroplating production line comprises a frame 18, a transmission structure and horizontal clamping pieces, wherein the transmission structure comprises a chain wheel set and a chain 20, the chain wheel set comprises two chain wheels 19, the chain wheels 19 are rotationally connected to a machine body of the production line, the chain 20 is used for connecting the two chain wheels 19 to realize transmission, and the horizontal clamping pieces are arranged on the chain 20 at intervals; so that when one of the chain wheels 19 is driven to rotate, the chain 20 can be driven to move, and therefore the circular conveying movement of the horizontal clamping pieces on the chain 20 is realized.
As shown in fig. 1, the frame 18 includes a rail 21 disposed along the moving track of the chain 20, and the support wheel 15 of the horizontal clamping member is connected to the rail 21 in a rolling manner, so that the hoisting is also realized at the same time, and the gravity of the horizontal clamping member is prevented from acting on the chain 20.
As shown in fig. 1, the chain 20 includes a carrying section 201 and an idle-load section 202, the carrying section 201 and the idle-load section 202 are symmetrically arranged, the carrying section 201 is used for each processing link of the production line, and the horizontal clamping member is in a state of clamping the circuit board in the process; the horizontal clamping piece of the idle loading section 202 is in a loose state, the bearing section 201 is located on one side close to the production line during use, the idle loading section 202 is located on one side far away from the production line, therefore, the circuit board is well clamped by the horizontal clamping piece at the bearing section 201 passing through the production line, electroplating is facilitated, the circuit board is loosened after electroplating is completed, and the idle horizontal clamping piece is circulated back to the initial section of the production line, so that the horizontal clamping piece is recycled.
Referring to fig. 2 and 3, the horizontal clamping member includes an upper clamp 1 and a lower clamp 2 which are arranged in parallel, the lower clamp 2 is used for fixed installation, wherein the upper clamp 1 is vertically and slidably connected to the lower clamp 2, horizontal clamping portions 3 are respectively bent and extended at the bottoms of the upper clamp 1 and the lower clamp 2, the directions of the clamping portions 3 are the same, adjacent clamping portions 3 directly form a space for clamping a circuit board, a first elastic member 4 for driving the upper clamp 1 to move downwards to realize clamping is arranged on the lower clamp 2, the first elastic member 4 includes a spring, the first elastic member 4 is vertically arranged between the upper clamp 1 and the lower clamp 2, horizontal convex plates 5 are respectively arranged at the middles of the upper clamp 1 and the lower clamp 2 in a protruding manner, one end of the first elastic member 4 is fixed with the convex plate 5 on the lower clamp 2, the other end of the first elastic member is fixed with the convex plate 5 on the upper clamp 1, and the first elastic member 4 is in a compressed state; a locking member for locking the position of the upper clip 1 and maintaining the upper clip 1 in an unlocked state is provided on the top of the lower clip 2.
As shown in fig. 2 and 3, the locking member includes a support bar 6 fixed on one side of the lower clamp 2, the support bar 6 is made of steel bar and has a certain deformation capability, the support bar 6 includes a body, the support bar 6 is inclined upward and faces the top of the upper clamp 1, a U-shaped groove is formed in the middle of the support bar 6 and a clamping portion 7 is formed at the middle, and the clamping portion 7 is strip-shaped and is inclined to be turned out; the top of the upper clamp 1 extends horizontally towards the direction of the lower clamp 2 to form an extending part 8, a clamping groove 9 is formed at the corner of the extending part 8 and the upper clamp 1, and one end, far away from the supporting bar 6, of the clamping part 7 abuts against the clamping groove 9 to realize clamping, so that the position of the upper clamp 1 is locked and supported, and the upper clamp 1 is stably in a loosening state.
As shown in fig. 2 and 3, a through groove 10 for the top end of the supporting bar 6 to penetrate through is formed in the extending portion 8, the opening of the through groove 10 is larger than the cross section of the supporting bar 6, the through groove 10 can be used for the card portion 7 to pass through after being turned and deformed, a second elastic member 11 is connected between the supporting bar 6 and the lower clip 2, the second elastic member 11 comprises a spring and is in a compression state, one end of the second elastic member 11 is fixed with the lower clip 2, the other end of the second elastic member is fixed with the supporting bar 6, and the second elastic member 11 is used for driving the supporting bar 6 to deform towards the upper clip 1 direction and keeping the card portion 7 in a clamping state with the clamping groove 9; the supporting strip 6 penetrates through the top end of the through groove 10 and is horizontally bent to form a driving part 12, and the driving part 12 extends back to the direction of the lower clamp 2; when needing untie card portion 7 and draw-in groove 9's joint state, down press from both sides 2 direction horizontal application of force to drive division 12 for support bar 6 down presss from both sides 2 direction deformation, and the position and the logical groove 10 of card portion 7 correspond, and card portion 7 can pass through logical groove 10 promptly, and it presss from both sides 1 and orders about under the effect of first elastic component 4 to press from both sides 1 and move down the completion and press from both sides tightly, simple structure and convenient operation on going up this moment.
As shown in fig. 2, a screw 13 is screwed on the mutually facing surfaces of the clamping portions 3, a threaded hole for connecting the screw 13 is formed in the clamping portion 3, the head of the screw 13 is higher than the surface of the clamping portion 3 to form a clamping surface, the surface of the head of the screw 13 is the clamping surface when clamping the circuit board, so that the abrasion of the clamping portion 3 is reduced, and the degree of the protrusion of the screw 13 from the surface of the clamping portion 3 can be adjusted by rotating the screw 13, thereby realizing the adjustment of the clamping force of the circuit board.
As shown in fig. 2 and 3, a lifting wheel 14 is rotatably connected to one side of the upper clamp 1, which is away from the lower clamp 2, the lifting wheel 14 is used for lifting the upper clamp 1, the upper clamp 1 is lifted to the clamping portion 7 through the through groove 10, and the end of the clamping portion 7 is located below the extension portion 8, the support bar 6 can be deformed toward the upper clamp 1 under the action of the second elastic member 11, the clamping portion 7 is clamped with the clamping groove 9 again, and the upper clamp 1 is locked and supported in a released state.
As shown in fig. 2, the two sides of the top of the lower clamp 2 are rotatably connected with supporting wheels 15, the supporting wheels 15 are used for hoisting the lower clamp 2, and the supporting wheels 15 are connected to a frame 18 of the machine body in a rolling manner to realize movement when in use; and the top of lower clamp 2 is fixed with mounting box 16, and is fixed with in mounting box 16 and is used for connecting the flat 17 of electric copper that connects of negative pole to can let the negative pole communicate horizontal holder and the circuit board of centre gripping on, the processing of the electroplating of being convenient for.
As shown in fig. 1 and 4, a driving member for driving the horizontal clamping member to switch from the unclamped state to the clamped state is disposed at the head end of the carrying segment 201, the driving member includes a driving block 22, a fixing frame 47 is fixed on the frame 18, the driving block 22 is fixed on the fixing frame 47, and the distance from the side surface of the driving block 22 facing the supporting bar 6 to the driving portion 12 gradually decreases along the conveying direction of the chain 20, i.e., an inclined driving surface 221 is formed at one side of the driving block 22, during the conveying of the chain 20, the driving portion 12 on the horizontal clamping member contacts with the driving surface 221, and the supporting bar 6 is driven to deform toward the downward clamp 2 under the action of the driving surface 221 so as to make the clamping portion 7 disengage from the clamping state, and the horizontal clamping member is switched to the state of clamping the circuit board.
As shown in fig. 1 and 4, an L-shaped guide block 23 is convexly disposed on one side of the lower clamp 2, which is opposite to the upper clamp 1, while a guide rail 24 disposed along the conveying direction is fixed on the frame 18, the guide rail 24 is located on the bearing section 201 of the chain 20 and horizontally disposed, the guide rail 24 integrally extends through the electroplating device 36 on the whole production line, a sliding groove 25 for the guide block 23 to slide is disposed on the top surface of the guide rail 24, and the bottom wall of the guide block 23 abuts against the bottom wall of the sliding groove 25, that is, the bottom wall of the sliding groove 25 supports the guide block 23; thus, when the two ends of the guide rail 24 are kept horizontal during installation, the horizontal clamping pieces at the section of the guide rail 24 can be ensured to be at the same height, so that the clamped circuit board can be well kept in a horizontal state, and the electroplating device 36 can be well used for electroplating; the adverse effect that the circuit board does not keep a good level at the electroplating device 36 due to the fact that the heights of the parts are inconsistent because of the splicing of the frame 18 is reduced.
As shown in fig. 4 and 5, a lifting block 26 is fixed below the fixing frame 47 corresponding to the driving block 22, a gap exists between the lifting block 26 and the driving block 22, a channel for the lifting wheel 14 to pass through is formed between the lifting block 26 and the driving block, the lifting block 26 is in an isosceles trapezoid shape, the thickness of the lifting block 26 is gradually reduced from the middle part to the two ends, and guide surfaces 27 for abutting against the lifting wheel 14 are formed on the two sides of the lifting block 26; by means of the arrangement of the guide surface 27, the lifting wheel 14 can be lifted when passing through, namely the upper clamp 1 and the extension part 8 are lifted, so that a space for deformation of the clamping part 7 can be formed below the extension part 8, the clamping part 7 can be better separated from a clamping state, and the situation that clamping cannot be deformed and separated is reduced.
As shown in fig. 4 and 5, a limiting member is disposed at the top of the frame 18, the limiting member includes a frame 28 fixed on the frame 18, a roller 29 is rotatably connected in the frame 28, two sides of the roller 29 abut against inner walls of two sides of the mounting box 16, and a bottom of the roller 29 abuts against the electric copper plate 17, thereby achieving horizontal limiting of the horizontal clamping member perpendicular to the conveying direction, so that the driving member can better drive the horizontal clamping member to switch to the clamping state.
As shown in fig. 5 and 6, a lifting block 30 is provided at the end of the carrying segment 201 of the chain 20, the lifting block 30 is fixed on the frame 18, the lifting block 30 is also isosceles trapezoid, that is, the thickness of the lifting block 30 gradually decreases from the middle to both sides, and a guide surface 31 is formed at both sides, and the guide surface 31 is used for abutting against the lifting wheel 14 to lift the lifting wheel; when the horizontal clamping member moves to the lifting block 30, the lifting wheel 14 is continuously lifted through the guide surface 31, when the lifting wheel 14 abuts against the top wall of the lifting block 30, the end part of the clamping part 7 passes through the through groove 10 and is located below the extending part 8, at this time, the supporting bar 6 deforms towards the direction of the upper clamp 1 under the action of the second elastic member 11, so that the clamping part 7 is clamped at the clamping groove 9 again, the horizontal clamping member is switched from the original clamping state to the loosening state after passing through the lifting block 30, namely, the circuit board is released at the position, then the horizontal clamping member moves back in an idle-load manner, namely, the horizontal clamping member goes through the idle-load section 202 of the chain 20, and the horizontal clamping member returns to the head end of the bearing section 201 to be reused; therefore, the automatic switching of the state of the horizontal clamping piece is realized, and the structure is independent and easy to realize.
The principle is implemented to horizontal electroplating production line's transmission device in this application embodiment: firstly, one of the chain wheels 19 is driven to rotate by a driving motor on a production line, so that the chain 20 and the horizontal clamping piece are driven to continuously move, when the circuit board moves on the production line, when the circuit board moves to the head end of the bearing section 201 of the chain 20, the horizontal clamping piece is switched to a clamping state to clamp one side of the circuit board through the driving piece, then the circuit board continuously faces to be conveyed to pass through each processing link on the production line, electroplating is completed in the electroplating link, then when the circuit board is conveyed to the tail end of the bearing section 201, the horizontal clamping piece is switched to a loosening state through the lifting block 30, the circuit board is loosened, then the horizontal clamping piece is conveyed back to be recycled in an idle load mode, and subsequent processing or collection of the circuit board is carried out on the production line.
The embodiment of the application also discloses a horizontal electroplating production line.
Example 1
Referring to fig. 7 and 8, a horizontal electroplating production line comprises a machine body, an upper plate section 32, an oil removing device 33, a first water washing device 34, a pre-soaking device 35, an electroplating device 36, a second water washing device 37, a blanking section 38 and a drying device 39, wherein the upper plate section 32, the oil removing device 33, the first water washing device 34, the pre-soaking device 35, the electroplating device 36, the second water washing device 37, the blanking section 38 and the drying device 39 are sequentially arranged along the machine body, conveying rollers are arranged on the machine body at intervals along the length direction of the production line, the conveying rollers are arranged at intervals up and down, two ends of the conveying rollers are rotatably connected to the machine body, a circuit board passes through the conveying rollers at intervals up and down, and accordingly a driving source for driving the conveying rollers to rotate is arranged on the machine body, and horizontal conveying of the circuit board along the production line direction can be achieved.
As shown in fig. 7 and 8, the conveying mechanism further includes the above-mentioned conveying mechanism, the head end of the carrying section 201 of the conveying mechanism corresponds to the position of the upper plate section 32, the tail end of the carrying section 201 of the conveying mechanism corresponds to the position of the blanking section 38, the oil removing device 33 includes an oil removing water knife, the oil removing water knife is used for spraying oil removing liquid, and the oil removing water knife is respectively located at the upper side and the lower side of the conveying track of the circuit board; the first water washing device 34 and the second water washing device 37 both comprise water spraying water jet knives, and the water spraying water jet knives are used for spraying clean water to clean the circuit board; the pre-dipping device 35 comprises a pre-dipping tank, pre-dipping liquid is stored in the pre-dipping tank, and pre-dipping is realized in the pre-dipping tank in the circuit board conveying process, so that the subsequent electroplating effect is improved; the electroplating device 36 comprises an electroplating bath 44, an anode plate is arranged in the electroplating bath 44, the anode plate is electrically connected with the anode, a liquid spraying water jet for spraying electroplating liquid is arranged in the electroplating bath 44, and the liquid spraying water jet is also respectively positioned at the upper side and the lower side of the circuit board and can be used for tin plating or copper plating and the like; the drying device 39 includes air knives arranged in sequence, and the air knives are used for blowing hot air to dry the circuit board in the conveying process.
As shown in fig. 9, a copper carbon brush 40 for conducting the negative electrode is fixedly disposed above the frame 18 corresponding to the electroplating device 36, the copper carbon brush 40 includes a connecting portion 401 and an abutting portion 402, one end of the connecting portion 401, which is far away from the abutting portion 402, is rotatably connected to the frame 18, a third elastic member 41 is disposed between the abutting portion 402 and the frame 18, the third elastic member 41 is a spring, two ends of the third elastic member are respectively connected to the abutting portion 402 and the frame 18, the third elastic member 41 is in a compressed state and always keeps the abutting portion 402 in abutment with the horizontal clamping member, which is connected to the copper brush 17, so that the connection state is well maintained, and even if the copper carbon brush 40 is worn during use, the connection effect is not affected.
As shown in fig. 10 and 11, a filtrate circulation system is disposed on one side of the electroplating device 36, the filtrate circulation system includes a filter vat 42 and a pump body 43, a bottom wall of the electroplating bath 44 is disposed in an inclined manner, and a liquid outlet is disposed at a lower end of the bottom wall, the liquid outlet is communicated with an inlet of the filter vat 42 through a pipe fitting 45, an outlet of the filter vat 42 is communicated with a liquid spray water jet cutter inside the electroplating bath 44 through the pipe fitting 45, and the pump body 43 provides power for liquid delivery, so that the electroplating solution can be kept in a circulating filtration manner during the electroplating process, impurities in the electroplating solution are filtered out to realize recycling, and waste is reduced while the electroplating effect is improved; in addition, a cooling mechanism is arranged on a pipeline between a liquid outlet of the electroplating bath 44 and an inlet of the filter vat 42, the cooling mechanism comprises a cooling box and a cooling pipe, the cooling pipe is located in the cooling box, cooling liquid flows through the cooling pipe, and the electroplating liquid is cooled firstly before entering the filter vat 42 due to the fact that the electroplating liquid has a certain temperature, so that the filtering structure inside the filter vat 42 is well protected, and damage to the filtering structure due to high temperature of the electroplating liquid is avoided.
As shown in fig. 9, a receiving groove 46 for receiving the debris is provided on one side of the mounting box 16 in the conveying direction, an opening of the receiving groove 46 is lower than the flat copper strip 17, and the debris generated by abrasion of the copper carbon brush 40 is pushed and collected in the receiving groove 46, so that the debris generated by abrasion is not easily mixed into the plating tank 44, thereby improving the plating effect.
In addition, a cleaning brush piece and a blowing nozzle can be arranged at the no-load section 202 of the machine body corresponding to the chain 20, the cleaning brush piece is a brush and is used for abutting against the top surface of the flat copper foil 17, cleaning of the residual scraps of the flat copper foil 17 is achieved, then cleaning is achieved through blowing of the blowing nozzle, redundant scraps do not exist on the flat copper foil 17, follow-up good electroplating is facilitated, and the scraps in the bearing groove 46 can be blown out and dropped in the blowing process, so that the purpose of cleaning corresponding scraps is achieved.
The implementation principle of the embodiment 1 is as follows: the automatic electroplating production line comprises a circuit board, a horizontal clamping piece, a lifting block 30, a horizontal clamping piece, a chain 20, a drying device 39 and a clamping device, wherein the circuit board is fed from an upper board section 32 of the production line, the horizontal clamping piece on the chain 20 moves, the horizontal clamping piece is switched to a clamping state when moving through a driving piece, the horizontal clamping piece clamps one side of the circuit board, the circuit board is continuously conveyed and sequentially subjected to oil removal, primary water washing, pre-soaking, electroplating and secondary water washing, the circuit board is loosened after passing through the lifting block 30, the no-load section 202 of the chain 20 returns when the horizontal clamping piece is in no-load, the circuit board is continuously conveyed forwards on a machine body, and finally the circuit board is dried and finally output through the drying device 39, so that the automatic production of the whole electroplating is completed.
Example 2
Referring to fig. 12, a horizontal electroplating production line mainly differs from embodiment 1 in terms of the structure of a driving member, in which a driving block 22 in this embodiment is vertically slidably connected to a fixed frame 47, a fourth elastic member 48 is disposed at the top of the driving block 22, the fourth elastic member 48 is a spring, an adjusting member 49 is disposed above the fixed frame 47 corresponding to the driving block 22, the adjusting member 49 is screwed on the fixed frame 47 to achieve vertical position adjustment, one end of the fourth elastic member 48 is fixed to the driving block 22, and the other end of the fourth elastic member 48 is fixed to the adjusting member 49; therefore, the driving piece can be suitable for lifting wheels 14 with different outer diameters in the specific use process, and the applicability and the practicability are improved; and the adjustment of the initial height of the driving block 22 can be realized by rotating the adjusting piece 49, when the driving block 22 is abraded with the part of the supporting bar 6, which is abutted against the driving part 12 for a long time, to influence the normal driving, the height of the driving block 22 can be adjusted, so that other unworn surfaces of the driving block 22 can be normally used, and the service life of the driving block 22 is prolonged.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (6)
1. The utility model provides a horizontal electroplating production line which characterized in that: comprises a machine body and a transmission mechanism, the machine body is sequentially provided with an oil removing device (33), a first water washing device (34), an electroplating device (36), a second water washing device (37) and a drying device (39) along the conveying direction of the transmission mechanism, the electroplating device (36) comprises an electroplating bath (44), an anode plate is electrically connected with the inner electricity of the electroplating bath (44), the anode plate is electrically connected with the anode, an electricity-receiving copper flat plate (17) is arranged on a horizontal clamping piece, a copper carbon brush (40) which is used for contacting with the electricity-receiving copper flat plate (17) is arranged at the position of the machine body corresponding to the electroplating device (36), a cathode is electrically connected with the copper carbon brush (40), the transmission mechanism comprises a machine frame (18) and a horizontal clamping piece which is connected on the machine frame (18) in a sliding manner, a guide block (23) is arranged at one side of the horizontal clamping piece, a guide rail (24) is fixed at the position of the machine frame (18) corresponding to the electroplating device (36), the length of guide rail (24) just extends through whole electroplating device (36) along direction of delivery, set up gliding spout (25) that supplies guide block (23) on guide rail (24), spout (25) diapire level sets up and is used for with guide block (23) diapire butt, horizontal holder electricity is connected the negative pole, horizontal holder includes upper clamp (1) and lower clamp (2), upper clamp (1) and lower clamp (2) one end homogeneous level extend has clamping part (3), upper clamp (1) vertical sliding connection is on lower clamp (2), upper clamp (1) and lower clamp (2) are provided with first elastic component (4) of connecting the two, first elastic component (4) order about clamping part (3) of upper clamp (1) and lower clamp (2) and are close to each other, be connected with the locking piece that locking upper clamp (1) is in the unclamped state on lower clamp (2), the locking piece is including fixing support bar (6) on last clamp (1), on press from both sides and be provided with extension (8) on (1), extension (8) and last clamp (1) form draw-in groove (9) that supply support bar (6) tip joint between, the logical groove (10) that are used for supplying support bar (6) to pass are offered to the level one side that extension (8) correspond draw-in groove (9), be provided with between support bar (6) and the lower clamp (2) and be connected second elastic component (11) between them, second elastic component (11) are used for ordering about support bar (6) tip card and go into draw-in groove (9), the card portion (7) that has the slope to turn over on support bar (6), card portion (7) are used for with draw-in groove (9) joint, be provided with sprocket group and chain (20) on frame (18), sprocket group rotates to be connected on frame (18) and connects through chain (20), the horizontal clamping pieces are arranged on the chain (20) at intervals.
2. The horizontal plating line as recited in claim 1, wherein: one end of the copper carbon brush (40) is hinged to the machine body, the other end of the copper carbon brush is provided with a third elastic piece (41), and two ends of the third elastic piece (41) are connected with the copper carbon brush (40) and the machine body respectively.
3. The horizontal plating line as recited in claim 1, wherein: the top of horizontal holder is provided with mounting box (16) that supplies to connect the installation of electric copper flat (17), mounting box (16) are provided with along transmission mechanism's direction of delivery one side and accept groove (46), the opening of accepting groove (46) is less than and connects electric copper flat (17).
4. The horizontal plating line as recited in claim 1, wherein: the electroplating bath (44) is connected with a filtrate circulating system, the filtrate circulating system comprises a filter vat (42) and a pump body (43), a liquid outlet is formed in the bottom of the electroplating bath (44), the liquid outlet is communicated with an inlet of the filter vat (42) through a pipe fitting (45), an outlet of the filter vat (42) is communicated with the electroplating bath (44) through a pipe fitting (45), and the pump body (43) is connected to the pipe fitting (45).
5. The horizontal plating line as recited in claim 4, wherein: the pipe fitting (45) of the liquid outlet of the electroplating bath (44) and the filter vat (42) are communicated with a cooling mechanism, the cooling mechanism comprises a cooling box and a cooling pipe arranged in the cooling box, and cooling liquid is introduced into the cooling pipe.
6. The horizontal plating line as recited in claim 1, wherein: the chain (20) comprises a bearing section (201) and an idle section (202), a cleaning part is arranged at the idle section (202) of the machine body corresponding to the chain (20), the cleaning part is used for being abutted to the power connection copper flat (17), and a blowing nozzle is further arranged at the idle section (202) of the machine body corresponding to the chain (20) and faces the power connection copper flat (17).
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| CN202010981100.2A CN112144099B (en) | 2020-09-17 | 2020-09-17 | Horizontal electroplating production line and transmission mechanism thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113445111B (en) * | 2021-03-29 | 2022-10-11 | 珠海松柏科技有限公司 | Electroplating hanger for circuit board |
| CN114108058B (en) * | 2021-10-29 | 2023-05-16 | 赛莱克斯微系统科技（北京）有限公司 | Electroplating equipment and electroplating production line |
| CN114540925A (en) * | 2021-12-31 | 2022-05-27 | 广东科杰电路板设备有限公司 | Full-automatic electroplating equipment |
| CN115094501B (en) * | 2022-07-28 | 2023-11-10 | 深圳市宏讯制造技术有限公司 | Guide structure and electroplating device |
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