CN204053203U - A kind of ultrashort heat pipe automatic welding machine - Google Patents
A kind of ultrashort heat pipe automatic welding machine Download PDFInfo
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- CN204053203U CN204053203U CN201420430902.4U CN201420430902U CN204053203U CN 204053203 U CN204053203 U CN 204053203U CN 201420430902 U CN201420430902 U CN 201420430902U CN 204053203 U CN204053203 U CN 204053203U
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Abstract
The utility model discloses a kind of for ultrashort heat pipe automatic welding machine, comprise frame, automatically go out materials in the tube bucket device, automatic pusher, automatically heat pipe positioner, argon-arc welding gun adjusting device, automatic soldering device, automatic blanking slope apparatus and PLC; The rubber tire of its automatic soldering device is divided into driving wheel and driven pulley, and two rubber tire auxiliary wheel parallel clearances are arranged, and one end, gap is communicated with V-type groove, and the other end is communicated with the gap of driven pulley with driving wheel; Synchronous pulley and driving wheel are coaxially installed; Synchronous pulley is connected with stepless speed-regulating motor by belt; Graphite wheel is through on depression bar, and depression bar two ends are connected with two guide rods respectively; Guide rod inserts composition sliding pair in linear bearing, and two linear bearings are locked on pressing plate, and pressing plate is connected with compression cylinder; The utility model can adapt to the welding of different pipe range and diameter and can realize the automatic welding of ultrashort heat pipe, under the prerequisite ensureing welding quality, significantly improves production efficiency.
Description
Technical field
The utility model relates to a kind of welding equipment, specifically relates to a kind of ultrashort heat pipe automatic welding machine, for the automatic welding at ultrashort heat pipe two ends.
Background technology
Heat pipe has very high heat-conductive characteristic, and application heat pipe can significantly improve radiator heat-dissipation efficiency.The two ends of heat pipe need welding, and require that welding region is attractive in appearance, reliable.Ultrashort heat pipe is applied in some limited space, heat is concentrated in obvious module, significantly can improve heat dissipating state.And ultrashort heat pipe generally adopts manual single-piece to weld, clamping difficulty, workload is large, efficiency is low, poor reliability and uniformity are difficult to ensure, traditional automatic welding device is difficult to the high efficient and reliable welding realizing ultrashort heat pipe, is thus badly in need of a kind of equipment that can realize the welding of its high efficient and reliable.
Utility model content
The purpose of this utility model is for the problems referred to above, provides a kind of efficient, welding quality stable, extensively can adapt to different-diameter, different pipe range, the automatic welding machine of especially ultrashort heat pipe.
The utility model object is achieved through the following technical solutions:
A kind of ultrashort heat pipe automatic welding machine, comprises frame, automatically goes out materials in the tube bucket device, automatic pusher, automatically heat pipe positioner, argon-arc welding gun adjusting device, automatic soldering device, automatic blanking slope apparatus and PLC;
Describedly automatically go out materials in the tube bucket device and comprise automatic feeding, automatic material shaking device and sense material warning system; Automatic feeding comprises hopper, front apron, hopper lower plate, feeding cylinder, rear delivery sheet and front delivery sheet; Hopper is primarily of two pieces of hopper risers and base plate composition; Hopper riser is locked in frame; Two pieces of hopper risers are vertically arranged on the both sides of base plate respectively, and base plate is connected to form by swash plate and backboard, and backboard is vertically arranged, and swash plate is obliquely installed between two pieces of hopper risers, form the bevelled framework of band; The two pieces of front aprons in left and right are all vertically arranged, and form with the backboard of base plate the spacing that gap is greater than heat pipe diameter; The two pieces of front aprons in left and right be flexibly connected with middle swash plate and one piece of hopper riser respectively; Front delivery sheet is movably arranged on the front end of rear delivery sheet, and form length between front delivery sheet and rear delivery sheet and be longer than heat pipe length, width is greater than the groove of heat pipe diameter; Front delivery sheet is positioned at the upper end of hopper lower plate; Feeding cylinder is connected with rear delivery sheet;
Described automatic material shaking device comprises camshaft, hopper cam and material shaking cylinder; Camshaft is arranged between two pieces of hopper risers, and material shaking cylinder is connected with camshaft; Camshaft is provided with multiple hopper cam, and hopper cam arranges in the opening on swash plate in the soleplate;
Described sense material warning system mainly comprises the vortex type proximity switch be arranged on base plate;
Described automatic pusher comprises pusher cylinder mounting plate, pusher cylinder and V-type pushing head; Pusher cylinder mounting plate is arranged on the front end of hopper lower plate, and the rear end of hopper lower plate and the front end of pusher cylinder mounting plate form V-type groove, and V-type pushing head is arranged in V-type groove, and V-type pushing head is connected with pusher cylinder;
Described automatic soldering device comprises compression cylinder, pressing plate, guide rod, graphite wheel, rubber tire, rubber tire auxiliary wheel and synchronous pulley; Rubber tire is divided into driving wheel and driven pulley; Rubber tire auxiliary wheel is two, identical with driven pulley central shaft with driving wheel respectively, and driving wheel, driven pulley are consistent with rubber tire auxiliary wheel external diameter, and driving wheel and driven pulley are fixed on two pairs of rubber tire side plates in interior outside respectively by rolling bearing; Two rubber tire auxiliary wheels are separately fixed on interior survey two rubber tire side plates; Two rubber tire auxiliary wheel parallel clearances are arranged, and one end, gap is communicated with V-type groove, and the other end is communicated with the gap formed between driving wheel and driven pulley; Between two rubber tire auxiliary wheels, one end, gap is communicated with V-type groove, and the other end is communicated with the gap formed between driving wheel and driven pulley; Synchronous pulley and driving wheel are coaxially installed; Synchronous pulley is connected with stepless speed-regulating motor by belt; Graphite is taken turns above between driving wheel and driven pulley, and graphite wheel is annular, and be through on depression bar, depression bar two ends are connected with two guide rods respectively; Guide rod inserts composition sliding pair in linear bearing, and two linear bearings are locked on pressing plate, and pressing plate is connected with compression cylinder;
Described automatic heat pipe positioner is positioned at the right side of automatic soldering device; Comprise heat pipe locating piece, mounting blocks and heat pipe positioning cylinder; Heat pipe locating piece is arranged on heat pipe positioning cylinder; Heat pipe positioning cylinder is fastened on heat pipe positioning cylinder fixed head, and mounting blocks is provided with draw-in groove, and heat pipe positioning cylinder fixed head is arranged in draw-in groove;
Described argon-arc welding gun adjusting device comprises argon-arc welding gun, slide unit and coarse adjustment clamp; Argon-arc welding gun is arranged on the side of heat pipe locating piece, is positioned at the opposite of heat pipe; Slide unit is three axes accurate adjustment slide unit; Coarse adjustment clamp 3 clamps argon-arc welding gun, is arranged on three-dimensional slide unit;
Described automatic blanking slope apparatus comprises pulp-collecting box, blanking slope, side plate installing plate, line slideway and thruster cylinder; Side plate installing plate is arranged on the slide block of line slideway; Thruster cylinder is connected with side plate installing plate, and side plate installing plate is connected with the rubber tire side plate installing driven pulley; Blanking slopes is arranged in frame, and be positioned at the below in the middle of driving wheel and driven pulley, pulp-collecting box is positioned at lower limb lower end, blanking slope.
Described PLC is connected with the magnetic valve of pusher cylinder, compression cylinder, heat pipe positioning cylinder, thruster cylinder, feeding cylinder and material shaking cylinder respectively; PLC also respectively with the auxiliary reclay of stepless speed-regulating motor, feel and expect that vortex type proximity switch is connected and the time relay connects, the time relay is connected with argon-arc welding gun.
For realizing the utility model object further, preferably, described hopper also comprises dividing plate optical axis, middle swash plate and sliding lock, and dividing plate optical axis is fixed between two pieces of hopper riser upper ends, left and right; Sliding lock is flexibly connected with dividing plate optical axis by linear bearing, and middle swash plate and two pieces of hopper risers be arranged in parallel, and between two pieces of hopper risers, middle swash plate upper end is connected with sliding lock.
The two pieces of front aprons in left and right are all processed with two identical in vertical direction with 45 ° of plagioclase grooves, two pieces of front aprons are locked on middle swash plate and right hopper riser respectively through these two plagioclase grooves by screw.
The two ends of described preferably front delivery sheet 49 are respectively processed with a through hole, by these two through hole screws, itself and rear delivery sheet 47 are locked installation; The size of groove can be selected according to different heat pipe diameter matches to be welded, thus ensures that each root heat pipe to be welded can fall in this groove smoothly.
Described feeding cylinder is arranged on feeding cylinder fixed head by screw thread; Feeding cylinder fixed head 6 by screw lock on the panel of frame.
Described material shaking cylinder is locked on material shaking cylinder runners by tailing screw flight, material shaking cylinder runners is connected by screw-threaded coupling with hopper riser, camshaft is fixed on hopper riser by deep groove ball bearing, material shaking joint one end is connected with material shaking cylinder, and the other end to be locked with camshaft by holding screw and is connected.
Described V-type pushing head is connected with pusher cylinder with scraping wings by pushing head mounting blocks, pushing head latch segment, L-type fixed block; Pushing head mounting blocks adopts stainless steel bending 90 ° of structures, one is long and the other is short on the both sides of its bending, minor face is processed with the installing hole of two band countersunk heads, V-type pushing head is processed with two corresponding screwed holes, by flat head screw, V-type pushing head is arranged on pushing head mounting blocks, the long limit of bending of pushing head mounting blocks and pushing head latch segment, by screwed hole, are locked mutually with screw; Two one end process threaded optical axis and are locked in pushing head mounting blocks, and these two optical axises form sliding pair with two linear bearings being arranged on L-type fixed block; Optical axis section between pushing head latch segment and L-type fixed block is provided with spring; L-type fixed block is by screw-threaded coupling on scraping wings, and scraping wings is fixed by screws on pusher cylinder.
Described compression cylinder is movably arranged on compression cylinder fixed head, compression cylinder fixed head by screw lock on rubber tire side plate; Depression bar two ends are processed with through hole, are locked at respectively on two guide rods at its two ends by two bolts.
Driving wheel and driven pulley all adopt stainless steel inner core, and the resistant to elevated temperatures silicon rubber of one deck is wrapped up in outer ring; Rubber tire auxiliary wheel is the hollow semicircle adopting the cutting of stainless steel light wall pipe vertical line to be formed.
Described slide unit is arranged on slide unit installing plate; Slide unit installing plate by screw lock on the panel of frame.
Described rubber tire side plate is locked on side plate installing plate by bottom surface screwed hole; Line slideway and thruster cylinder are all be arranged on the panel of frame with screw.
Relative to prior art, the utility model tool has the following advantages:
1) the utility model goes out materials in the tube bucket device automatically, automatic pusher, automatically heat pipe positioner, argon-arc welding gun adjusting device, automatic soldering device, automatic blanking slope apparatus and PLC realize that heat pipe to be welded is sent automatically, charging, pusher, welding, blanking, welding completion automatic stopping; Whole process comprises feeding, charging, welding, and blanking is all automatically carry out, therefore can realize the welding of ultrashort hot tube high-efficiency, and can ensure various welding requirements.
2) the utility model driving wheel and driven pulley do not contact itself, when heat pipe to be welded is sent into after between principal and subordinate's rubber tire, heat pipe to be welded and principal and subordinate's rubber tire circumscribed, driving wheel and driven pulley by rolling ball bearing be connected could realize fastening with rotation, both ensure that the impaction state that heat pipe and graphite are taken turns when realizing welding, and made again heat pipe be at the uniform velocity axial rotation state.
3) the utility model pushing structure adopts layering absolute construction when designing, the upper surface of V-type pushing head is lower than the lower surface of front delivery sheet, what pushing head mounting blocks adopted is stainless steel bending 90 ° of structures, the outermost of the long limit of its bending and front delivery sheet keeps certain distance, like this, delivery sheet is when sending in the V-shaped groove that heat pipe to be welded to pusher cylinder mounting plate and hopper lower plate formed, front delivery sheet can not disturb with V-type pushing head, and while front delivery sheet is return V-type pushing head energy driven forward heat pipe to be welded, action is between two independent, installing space and actuation time can be saved, and be the sliding pair that two linear bearings and two optical axises form between pushing head latch segment and L-type fixed block, and be furnished with spring buffer, not only the rigidity of structure can be ensured but also heat pipe can be protected when pusher.
4) carry the utility model and supplied a kind of efficient automatic pusher, welding is completed heat pipe steadily deliver to pulp-collecting box for welding process conveyance heat pipe.
5) the utility model promotes middle swash plate and is locked at position suitable on dividing plate optical axis by sliding lock, even if form the region slightly larger than heat pipe length to be welded between middle swash plate and right hopper riser, the heat pipe to be welded of different length is put into hopper, thus realizes the processing of different length heat pipe in working range.The two pieces of front aprons in left and right be flexibly connected with middle swash plate and right hopper riser respectively, through these two plagioclase grooves, two pieces of front aprons are locked on middle swash plate and right hopper riser respectively by screw, during adjustment, unclamp two pieces of front apron plagioclase groove internal locking screws, then it is adjusted along 45 ° of plagioclase groove lower slider, namely achieve equidistant adjustment before and after two pieces of front aprons He upper and lower simultaneously, then locked, complete adjustment.
Accompanying drawing explanation
Fig. 1 is the front view of ultrashort heat pipe automatic welding machine.
Fig. 2 is the top view of ultrashort heat pipe automatic welding machine.
Fig. 3 is the left view of ultrashort heat pipe automatic welding machine.
Fig. 4 is the partial enlarged drawing of Fig. 3.
Fig. 5 is the partial enlarged drawing of Fig. 2.
Fig. 6 is that ultrashort heat pipe automatic welding machine goes out materials in the tube bucket device installation diagram automatically.
Fig. 7 be in Fig. 6 C-C to sectional view.
Shown in figure: frame 1, pulp-collecting box 2, blanking slope 3, pusher air cylinder fixed plate 4, pusher cylinder mounting plate 5, pusher cylinder 6, base plate 7, compression cylinder 8, compression cylinder fixed head 9, linear bearing 10, pressing plate 11, guide rod 12, graphite wheel 13, heat pipe locating piece 14, mounting blocks 15, heat pipe positioning cylinder fixed head 16, argon-arc welding gun 17, rubber tire 18, slide unit 19, rubber tire side plate 20, heat pipe positioning cylinder 21, slide unit installing plate 22, coarse adjustment clamp 23, side plate installing plate 24, line slideway 25, rubber tire auxiliary wheel 26, thruster cylinder 27, V-type pushing head 28, pushing head mounting blocks 29, pushing head latch segment 30, L-type fixed block 31, scraping wings 32, synchronous pulley 33, hopper installing plate 34, material shaking cylinder runners 35, material shaking joint 36, camshaft 37, hopper cam 38, dividing plate optical axis 39, sliding lock 40, front apron 41, vortex type proximity switch 42, hopper riser 43, hopper lower plate 44, feeding cylinder 45, feeding cylinder fixed head 46, rear delivery sheet 47, material shaking cylinder 48, front delivery sheet 49, middle swash plate 50.
Detailed description of the invention
For understanding the utility model better, below in conjunction with accompanying drawing, the utility model is further described, but embodiment of the present utility model is not limit so.
As shown in figs. 1-7, a kind of ultrashort heat pipe automatic welding machine, comprises frame 1, automatically goes out materials in the tube bucket device, automatic pusher, automatically heat pipe positioner, argon-arc welding gun adjusting device, automatic soldering device, automatic blanking slope apparatus and PLC;
Automatically go out materials in the tube bucket device and comprise automatic feeding and automatic material shaking device; As shown in Figure 6,7, automatic feeding comprises hopper, front apron 41, hopper lower plate 44, feeding cylinder 45, rear delivery sheet 47 and front delivery sheet 49; Hopper forms primarily of two pieces of hopper risers 43 and base plate 7; Hopper riser 43 by screw lock in frame 1; Two pieces of hopper risers 43 are vertically arranged on the both sides of base plate 7 respectively, and base plate 7 is connected to form by swash plate and backboard, and backboard is vertically arranged, and swash plate is obliquely installed between two pieces of hopper risers 43, and form the bevelled framework of band, framework is for placing heat pipe.Preferably, hopper also comprises dividing plate optical axis 39, middle swash plate 50 and sliding lock 40, and dividing plate optical axis 39 is fixed between two pieces of hopper riser 43 upper ends, left and right; Sliding lock 40 is flexibly connected with dividing plate optical axis 39 by linear bearing, middle swash plate 50 and two pieces of hopper risers 43 be arranged in parallel, between two pieces of hopper risers 43, middle swash plate 50 upper end is connected with sliding lock 40, and the effect of sliding lock 40 is after adjusting middle swash plate, fix its position on optical axis.During work, it is also locked at position suitable on dividing plate optical axis 39 by sliding lock 40 by swash plate 50 in the middle of promoting, even if form the region slightly larger than heat pipe length to be welded between middle swash plate 50 and right hopper riser 43, the heat pipe to be welded of different length is put into hopper, thus realizes the processing of different length heat pipe in working range.
The two pieces of front aprons 41 in left and right are all vertically arranged, and form with the backboard of base plate 7 spacing that gap is greater than heat pipe diameter, preferably, the two pieces of front aprons 41 in left and right be flexibly connected with middle swash plate 50 and right hopper riser 43 respectively, specifically the two pieces of front aprons 41 in left and right are all processed with two identical in vertical direction with 45 ° of plagioclase grooves, through these two plagioclase grooves, two pieces of front aprons 41 are locked at middle swash plate 50 respectively with on right hopper riser 43 by screw, during adjustment, unclamp two pieces of front apron 41 plagioclase groove internal locking screws, then it is adjusted along 45 ° of plagioclase groove lower slider, namely achieve equidistant adjustment before and after two pieces of front aprons 41 He upper and lower simultaneously, then locked, complete adjustment.
Front delivery sheet 49 is movably arranged on the front end of rear delivery sheet 47, and form length between front delivery sheet 49 and rear delivery sheet 47 and be longer than heat pipe length, width is greater than the groove of heat pipe diameter; Preferably, the two ends of delivery sheet 49 are respectively processed with a through hole, by these two through hole screws, itself and rear delivery sheet 47 are locked installation; The size of groove can be selected according to different heat pipe diameter matches to be welded, thus ensures that each root heat pipe to be welded can fall in this groove smoothly.Front delivery sheet 49 is positioned at the upper end of hopper lower plate 44; Hopper lower plate 44 is assemblied between two hopper riser 43 lower ends by screw; Feeding cylinder 45 is connected with rear delivery sheet 47; Preferred feeding cylinder 45 is arranged on feeding cylinder fixed head 46 by screw thread; Feeding cylinder fixed head 46 by screw lock on the panel of frame 1; Feeding cylinder 45 promotes rear delivery sheet 47 and front delivery sheet 49 and to move in circles feeding;
As shown in Figure 6,7, automatic material shaking device comprises camshaft 37, hopper cam 38 and material shaking cylinder 48; Camshaft 37 is arranged between two pieces of hopper risers 43, and material shaking cylinder 48 is connected with camshaft 37; Camshaft 37 is provided with multiple hopper cam 38, on the camshaft 37 that preferred hopper cam 38 is locked by holding screw, hopper cam 38 is arranged in the opening in base plate 7 on swash plate, and hopper cam 38 can stir the heat pipe to be welded in base plate 7 on swash plate to the rotation process in solstics from closest approach; Preferred material shaking cylinder 48 is connected with camshaft 37 by material shaking joint 36; Specifically, material shaking cylinder 48 is locked on material shaking cylinder runners 35 by tailing screw flight, and material shaking cylinder runners 35 is connected by screw-threaded coupling with hopper riser 43, and camshaft 37 is fixed on hopper riser 43 by deep groove ball bearing, can axial rotation; Material shaking joint 36 one end is connected with material shaking cylinder 48, and the other end to be locked with camshaft 37 by holding screw and is connected; Camshaft 37 axial rotation that material shaking cylinder 48 is driven by material shaking joint 36, camshaft 37 elevating hopper cam 38 also axially rotates simultaneously, heat pipe to be welded in base plate 7 is stirred downwards while rotating by hopper cam 38, a nethermost heat pipe to be welded is made to be formed in gap at the backboard of front apron 41 with base plate 7, fall in the groove of rear delivery sheet 47 and front delivery sheet 49 formation, thus complete the material shaking function of automatic material shaking device.
Automatically go out materials in the tube bucket device and also comprise sense material warning system, the vortex type proximity switch 42 of sense material warning system is arranged on base plate 7, during real work, when putting into heat pipe to be welded in base plate 7, after vortex type proximity switch 42 senses heat pipe to be welded, its inner generation one is often opened the signal of telecommunication and feeds back in PLC, judge now to be in normal condition according to program PLC compiled in advance, next step automatic welding operation can be carried out; And when heat pipe to be welded has welded; namely eddy current proximity switch 42 does not sense heat pipe to be welded; now its inside is often opened the signal of telecommunication and is transferred normally off to and be transferred in PLC, and judge now to be in welding completion status according to program PLC compiled in advance, then PLC makes warning shutdown action.Vortex type proximity switch be in essence a kind of can at the sensor of certain distance scope internal induction metal, when sensing or do not sense metal, its inside can produce often holds or the normally closed signal of telecommunication, this signal feedback just can be realized having expected from innervation to PLC.
Automatically go out materials in the tube bucket device and can ensure to only have a nethermost heat pipe to be welded to send with the groove of front delivery sheet 49 by rear delivery sheet 47 at every turn, and the heat pipe above it can be blocked can not send by front apron 41, the heat pipe to be welded self-emptying one by one of different-diameter and length therefore can be ensured.
As shown in Fig. 1,2,4,5,6, automatic pusher comprises pusher cylinder mounting plate 5, pusher cylinder 6, V-type pushing head 28 and hopper lower plate 44; Pusher cylinder mounting plate 5 is arranged on the front end of hopper lower plate 44, and the rear end of hopper lower plate 44 and the front end of pusher cylinder mounting plate 5 form V-type groove, and V-type pushing head 28 is arranged in V-type groove, and V-type pushing head 28 is connected with pusher cylinder 6; Specifically V-type pushing head 28 is connected with pusher cylinder 6 with scraping wings 32 by pushing head mounting blocks 29, pushing head latch segment 30, L-type fixed block 31; What pushing head mounting blocks 29 adopted is stainless steel bending 90 ° of structures, one is long and the other is short on the both sides of its bending, minor face is processed with the installing hole of two band countersunk heads, V-type pushing head 28 is processed with two corresponding screwed holes, by flat head screw, V-type pushing head 28 is arranged on pushing head mounting blocks 29, and the long limit of the bending of pushing head mounting blocks 29 and pushing head latch segment 30 are by screwed hole, mutually lock with screw.Two one end process threaded optical axis and are locked in pushing head mounting blocks 29, and these two optical axises form sliding pair with two linear bearings being arranged on L-type fixed block 31, and this structure can realize the slide anteroposterior of the relative L-type fixed block 31 of V-type pushing head 28.Optical axis section between pushing head latch segment 30 and L-type fixed block 31 is provided with spring, effectively can cushion shock-absorbing; L-type fixed block 31 is by screw-threaded coupling on scraping wings 32, and scraping wings 32 is fixed by screws on pusher cylinder 6.Pusher air cylinder fixed plate 4 is locked on the panel of frame 1 by screwed hole, and pusher cylinder mounting plate 5 is arranged in pusher air cylinder fixed plate 4 by screw, and pusher cylinder 6 uses screw lock on pusher cylinder mounting plate 5.
When heat pipe to be welded to be sent after in the V-shaped groove formed to pusher cylinder mounting plate 5 and hopper lower plate 44 by automatic feeding, pusher cylinder 6 starts action, drive scraping wings 32, L-type fixed block 31, pushing head latch segment 30 and pushing head mounting blocks 29, final promotion V-type stub bar 28 advances in the V-shaped groove that pusher cylinder mounting plate 5 and hopper lower plate 44 are formed, and contact above-mentioned heat pipe afterbody to be welded, thus promote heat pipe to be welded advance arrival welding post, after putting in place, the magnetic switch be fixed on pusher cylinder 6 produces a signal of telecommunication and feeds back to PLC, PLC is according to programmed instruction, by closing corresponding magnetic valve thus realizing returning of pusher cylinder 6, wait for next root heat pipe to be welded put in place after action again, circulation pusher like this.
Above-mentioned pushing structure adopts layering absolute construction when designing, wherein V-type pushing head 28 is arranged in V-type groove, and the upper surface of V-type groove is lower than the lower surface of front delivery sheet 49, and namely the upper surface of V-type pushing head 28 is lower than the lower surface of front delivery sheet 49, what pushing head mounting blocks 29 adopted is stainless steel bending 90 ° of structures, the outermost of the long limit of its bending and front delivery sheet 49 keeps certain distance, like this, delivery sheet 49 is when sending in the V-shaped groove that heat pipe to be welded to pusher cylinder mounting plate 5 and hopper lower plate 44 formed, front delivery sheet 49 can not disturb with V-type pushing head 28, and V-type pushing head 28 can driven forward heat pipe to be welded while front delivery sheet 49 is return, action is between two independent, installing space and actuation time can be saved, and be the sliding pair that two linear bearings and two optical axises form between pushing head latch segment 30 and L-type fixed block 31, and be furnished with spring buffer, not only the rigidity of structure can be ensured but also heat pipe can be protected when pusher.
As shown in Fig. 1,2,4, automatic soldering device comprises compression cylinder 8, pressing plate 11, guide rod 12, graphite wheel 13, rubber tire 18, rubber tire auxiliary wheel 26 and synchronous pulley 33; Rubber tire 18 is divided into driving wheel and driven pulley; Rubber tire auxiliary wheel 26 is two, identical with driven pulley central shaft with driving wheel respectively, driving wheel, driven pulley are consistent with rubber tire auxiliary wheel 26 external diameter, and driving wheel and driven pulley are fixed on two pairs of rubber tire side plates 20 in interior outside respectively by rolling bearing, can axially rotate; Two rubber tire auxiliary wheels 26 are separately fixed on interior survey two rubber tire side plates 20; Two rubber tire auxiliary wheel 26 parallel clearances are arranged, and one end, gap is communicated with V-type groove, and the other end is communicated with the gap formed between driving wheel and driven pulley; Synchronous pulley 33 and driving wheel are coaxially installed, and are close to and determine screw lock at its stainless steel inner core ladder shaft shoulder place; Synchronous pulley 33 is connected with stepless speed-regulating motor by belt; Synchronous pulley 33 is preferably placed at rubber tire auxiliary wheel 26 center; Graphite wheel 13 between driving wheel and driven pulley above, graphite wheel 13 is annular, and be through on depression bar, depression bar two ends are connected with two guide rods 12 respectively; Guide rod 12 inserts composition sliding pair in linear bearing 10, can slide up and down, and two linear bearings 10 are by screw lock on pressing plate 11, and pressing plate 11 is connected with compression cylinder 8; Preferably, compression cylinder 8 is movably arranged on compression cylinder fixed head 9, and compression cylinder 8 can move up and down at compression cylinder fixed head 9, and passes through screw lock; Compression cylinder fixed head 9 by screw lock on rubber tire side plate 20; Preferably, depression bar two ends are processed with through hole, are locked at respectively on two guide rods 12 at its two ends by two bolts.Preferably, between stone guide rod 12 lower end and linear bearing 10, spring is installed, graphite can be cushioned and take turns 13 down force pressure.Guide rod 12 upper end is processed with internal thread, adds Upper gasket screw lock.
Preferably, driving wheel and driven pulley are all adopt stainless steel inner core, and the resistant to elevated temperatures silicon rubber of one deck is wrapped up in outer ring; Rubber tire auxiliary wheel 26 is the hollow semicircles adopting the cutting of stainless steel light wall pipe vertical line to be formed; The length of rubber tire auxiliary wheel 26 can offset synchronous pulley 33 width, thus realizes the welding of shorter heat pipe.
Driving wheel and driven pulley are connected by rolling ball bearing and could realize fastening with rotation, should ensure the impaction state that heat pipe and graphite are taken turns, make heat pipe be at the uniform velocity axial rotation state again when realizing welding.Driving wheel and driven pulley do not contact itself, and when heat pipe to be welded is sent into after between principal and subordinate's rubber tire, heat pipe to be welded is circumscribed with principal and subordinate's rubber tire, and such graphite wheel compresses afterwards that heat pipe to be welded and principal and subordinate's rubber tire can synchronous axial system.
When heat pipe to be welded is pushed welding post by automatic pusher, stepless speed-regulating motor drives synchronous pulley 33 to rotate by Timing Belt, thus also drives driving wheel to rotate.Compression cylinder 8 action, pressing plate 11 presses down and makes graphite pinch roller 13 closely compress heat pipe to be welded, simultaneously heat pipe to be welded respectively with driving wheel and driven pulley close contact, thus make heat pipe to be welded also synchronous axial system, then argon arc welding machine automatic arc striking, arrive the starting the arc after presetting weld interval and stop, compression cylinder 8 rollback, pressing plate 11 is lifted, and heat pipe to be welded completes welding, so circulates.Mounting blocks 15 by screw lock on the panel of frame 1; Stepless speed-regulating motor is connected with PLC, and PLC controls the start and stop of stepless time adjustment motor by controlling auxiliary reclay.
As shown in Figure 2, automatic heat pipe positioner is positioned at the right side of automatic soldering device; Comprise heat pipe locating piece 14, mounting blocks 15 and heat pipe positioning cylinder 21; Heat pipe locating piece 14 is arranged on heat pipe positioning cylinder 21; Heat pipe positioning cylinder 21 is by screw fastening on heat pipe positioning cylinder fixed head 16, and mounting blocks 15 is provided with the draw-in groove of " recessed " font, and heat pipe positioning cylinder fixed head 16 is arranged in the draw-in groove of " recessed " font, can slide up and down, and lock at this draw-in groove.Mounting blocks 15 preferably aluminium section bar is made.
Before pusher cylinder 6 drives V-type stub bar 28 to promote heat pipe to be welded, heat pipe positioning cylinder 21 action, release heat pipe locating piece 14, then V-type pushing head 28 promote heat pipe to be welded to its head contact to heat pipe locating piece 14 locating surface after, pusher cylinder 6 pushes away also rollback before stopping, now heat pipe to be welded is just in welding post, wait for compression cylinder 8 action, after graphite wheel 13 compresses heat pipe downwards, heat pipe positioning cylinder 21 rollback, heat pipe locating piece 14 is return, and welding starts.Circulation location like this, every root heat pipe to be welded just stops after promoting always to arrive heat pipe locating piece 14 locating surface by V-type pushing head 28, so the head of heat pipe to be welded is always equal with the distance of argon-arc welding gun 17, thus ensure the uniformity that every root heat pipe welds.
As shown in Figure 1, 2, argon-arc welding gun adjusting device comprises argon-arc welding gun 17, slide unit 19 and coarse adjustment clamp 23; Argon-arc welding gun 17 is arranged on the side of heat pipe locating piece 14, is positioned at the opposite of heat pipe; Slide unit 19 is three axes accurate adjustment slide unit; Coarse adjustment clamp 23 clamps argon-arc welding gun 17, is arranged on three-dimensional slide unit 19; Slide unit 19 is arranged on slide unit installing plate 22; Slide unit installing plate 22 by screw lock on the panel of frame 1; Adjust the approximate distance of argon-arc welding gun 17 and heat pipe to be welded by coarse regulation clamp 23 and lock argon-arc welding gun 17, critically adjusting argon-arc welding gun 17 with heat pipe at the position of three reference axis, height and distance by slide unit 19.
As shown in Figure 1, 2, automatic blanking slope apparatus comprises pulp-collecting box 2, blanking slope 3, side plate installing plate 24, line slideway 25 and thruster cylinder 27; Side plate installing plate 24 is arranged on the slide block of line slideway 25 by screw; Thruster cylinder 27 is connected with side plate installing plate 24, and side plate installing plate 24 is connected with the rubber tire side plate 20 installing driven pulley; Specifically rubber tire side plate 20 is locked on side plate installing plate 24 by bottom surface screwed hole; Blanking slope 3 is inclined and mounted on below frame 1 being positioned at driving wheel and driven pulley centre, and pulp-collecting box 2 is placed in frame, is positioned at lower limb lower end, blanking slope 3.Line slideway 25 and thruster cylinder 27 are all be arranged on the panel of frame 1 with screw.Before pusher cylinder 6 starts pusher, thruster cylinder 27 promotes side plate installing plate 24 and stretches out forward, make the rubber tire side plate 20 of installation driven pulley near the rubber tire side plate installing driving wheel, then pusher cylinder 6 starts pusher, compression cylinder 8 action, pressing plate 11 presses down, and is pressed on by heat pipe between driving wheel and driven pulley; Start welding sequence again, after welding sequence completes, thruster cylinder 27 resets, and drives side plate installing plate 24 to return, and the rubber tire side plate 20 installing driven pulley is separated with the rubber tire side plate installing driving wheel, and the heat pipe welded falls, and falls into pulp-collecting box 2 through material slope 3.
PLC respectively with the action of each cylinder of magnetic valve connection control of pusher cylinder 6, compression cylinder 8, heat pipe positioning cylinder 21, thruster cylinder 27, feeding cylinder 45 and material shaking cylinder 48; PLC is connected with the auxiliary reclay of stepless speed-regulating motor, controls the start and stop of stepless time adjustment motor; PLC also expects that vortex type proximity switch 42 is connected, control appliance running status with sense; PLC is also connected with a time relay, and the time relay is connected with argon-arc welding gun, and PLC controls the argon-arc welding gun starting the arc and blow-out by the time relay.Wherein whole industry control is by writing control program input PLC, PLC preferred Mitsubishi FX3U-32MR type PLC.
During actual production operation; first follow according to heat pipe pipe range and diameter; adjust the middle swash plate 50 of hopper and lock; choose suitable front delivery sheet 49 and lock, adjustment front apron 41 is also locked, and adjustment argon-arc welding gun adjusting device is also locked; then heat pipe to be welded is put into hopper; start run, heat pipe to be welded is sent automatically, charging, pusher, welding, blanking, welding completion automatic stopping.Because whole process comprises feeding, charging, welding, blanking is all automatically carry out, therefore can realize the welding of ultrashort hot tube high-efficiency, and can ensure various welding requirements.
Heat pipe is that one is made up of shell, liquid-sucking core, working medium etc., there is the heat transfer element of nearly vacuum tightness cavity configuration and super large thermal conductivity factor, the raw material manufacturing heat pipe is the hollow copper tube of both ends open, the two ends end to end of copper tube have to pass through the vacuum chamber that reducing welding could form a sealing, welding is the important step of heat pipe manufacturing process, is the prerequisite ensureing heat pipe reliably working.Argon arc welding machine is commercially available prod, and what generally adopt is WP-17 model argon-arc welding gun.The operation principle of argon arc welding machine welding heat pipe: during the starting the arc, carry out the head zone metal that high-frequency discharge produces instantaneous ultrahigh-temperature molten heat pipe to be welded in welding gun between tungsten pin and heat pipe to be welded; During blow-out, the head metal drop of previous step fusing again solidifies and is naturally sealed by the through hole of original heat pipe head, forms annular seal space.Welding requirements: 1, the distance of heat pipe welded header to be welded and welding gun, is generally 2-5mm, otherwise the quality that the unstable or every root bead of the starting the arc connects is all different; 2, heat pipe to be welded must be at the uniform velocity rotation status when welding, and this is to utilize the centrifugal force at the uniform velocity rotating generation to offset the impact of gravity, otherwise under gravity bias can occur when the liquid metal ball melted in welding process is solidified again.Need be realized by automatic heat pipe positioner and automatic heat pipe welder.
Claims (10)
1. a ultrashort heat pipe automatic welding machine, is characterized in that, comprises frame, automatically goes out materials in the tube bucket device, automatic pusher, automatically heat pipe positioner, argon-arc welding gun adjusting device, automatic soldering device, automatic blanking slope apparatus and PLC;
Describedly automatically go out materials in the tube bucket device and comprise automatic feeding, automatic material shaking device and sense material warning system; Automatic feeding comprises hopper, front apron, hopper lower plate, feeding cylinder, rear delivery sheet and front delivery sheet; Hopper is primarily of two pieces of hopper risers and base plate composition; Hopper riser is locked in frame; Two pieces of hopper risers are vertically arranged on the both sides of base plate respectively, and base plate is connected to form by swash plate and backboard, and backboard is vertically arranged, and swash plate is obliquely installed between two pieces of hopper risers, form the bevelled framework of band; The two pieces of front aprons in left and right are all vertically arranged, and form with the backboard of base plate the spacing that gap is greater than heat pipe diameter; The two pieces of front aprons in left and right be flexibly connected with middle swash plate and one piece of hopper riser respectively; Front delivery sheet is movably arranged on the front end of rear delivery sheet, and form length between front delivery sheet and rear delivery sheet and be longer than heat pipe length, width is greater than the groove of heat pipe diameter; Front delivery sheet is positioned at the upper end of hopper lower plate; Feeding cylinder is connected with rear delivery sheet;
Described automatic material shaking device comprises camshaft, hopper cam and material shaking cylinder; Camshaft is arranged between two pieces of hopper risers, and material shaking cylinder is connected with camshaft; Camshaft is provided with multiple hopper cam, and hopper cam arranges in the opening on swash plate in the soleplate;
Described sense material warning system mainly comprises the vortex type proximity switch be arranged on base plate;
Described automatic pusher comprises pusher cylinder mounting plate, pusher cylinder and V-type pushing head; Pusher cylinder mounting plate is arranged on the front end of hopper lower plate, and the rear end of hopper lower plate and the front end of pusher cylinder mounting plate form V-type groove, and V-type pushing head is arranged in V-type groove, and V-type pushing head is connected with pusher cylinder;
Described automatic soldering device comprises compression cylinder, pressing plate, guide rod, graphite wheel, rubber tire, rubber tire auxiliary wheel and synchronous pulley; Rubber tire is divided into driving wheel and driven pulley; Rubber tire auxiliary wheel is two, identical with driven pulley central axis with driving wheel respectively, and driving wheel, driven pulley are consistent with rubber tire auxiliary wheel external diameter, and driving wheel and driven pulley are fixed on two pairs of rubber tire side plates in interior outside respectively by rolling bearing; Two rubber tire auxiliary wheels are separately fixed on two the rubber tire side plates in inner side; Two rubber tire auxiliary wheel parallel clearances are arranged, and one end, gap is communicated with V-type groove, and the other end is communicated with the gap formed between driving wheel and driven pulley; Synchronous pulley and driving wheel are coaxially installed; Synchronous pulley is connected with stepless speed-regulating motor by belt; Graphite is taken turns above between driving wheel and driven pulley, and graphite wheel is annular, and be through on depression bar, depression bar two ends are connected with two guide rods respectively; Guide rod inserts composition sliding pair in linear bearing, and two linear bearings are locked on pressing plate, and pressing plate is connected with compression cylinder;
Described automatic heat pipe positioner is positioned at the right side of automatic soldering device; Comprise heat pipe locating piece, mounting blocks and heat pipe positioning cylinder; Heat pipe locating piece is arranged on heat pipe positioning cylinder; Heat pipe positioning cylinder is fastened on heat pipe positioning cylinder fixed head, and mounting blocks is provided with draw-in groove, and heat pipe positioning cylinder fixed head is arranged in draw-in groove;
Described argon-arc welding gun adjusting device comprises argon-arc welding gun, slide unit and coarse adjustment clamp; Argon-arc welding gun is arranged on the side of heat pipe locating piece, is positioned at the opposite of heat pipe; Slide unit is three axes accurate adjustment slide unit; Coarse adjustment clamp clamping argon-arc welding gun, is arranged on three-dimensional slide unit;
Described automatic blanking slope apparatus comprises pulp-collecting box, blanking slope, side plate installing plate, line slideway and thruster cylinder; Side plate installing plate is arranged on the slide block of line slideway; Thruster cylinder is connected with side plate installing plate, and side plate installing plate is connected with the rubber tire side plate installing driven pulley; Blanking slopes is arranged in frame, and be positioned at the below in the middle of driving wheel and driven pulley, pulp-collecting box is positioned at lower limb lower end, blanking slope;
Described PLC is connected with the magnetic valve of pusher cylinder, compression cylinder, heat pipe positioning cylinder, thruster cylinder, feeding cylinder and material shaking cylinder respectively; PLC also respectively with the auxiliary reclay of stepless speed-regulating motor, feel and expect that vortex type proximity switch is connected and the time relay connects, the time relay is connected with argon-arc welding gun.
2. ultrashort heat pipe automatic welding machine according to claim 1, is characterized in that: described hopper also comprises dividing plate optical axis, middle swash plate and sliding lock, and dividing plate optical axis is fixed between two pieces of hopper riser upper ends, left and right; Sliding lock is flexibly connected with dividing plate optical axis by linear bearing, and middle swash plate and two pieces of hopper risers be arranged in parallel, and between two pieces of hopper risers, middle swash plate upper end is connected with sliding lock.
3. ultrashort heat pipe automatic welding machine according to claim 1, it is characterized in that: two pieces, left and right front apron is all processed with two identical in vertical direction with 45 ° of plagioclase grooves, two pieces of front aprons are locked on middle swash plate and right hopper riser respectively through these two plagioclase grooves by screw.
4. ultrashort heat pipe automatic welding machine according to claim 1, is characterized in that: the two ends of described front delivery sheet are respectively processed with a through hole, itself and rear delivery sheet to be locked install by these two through hole screws; The size of groove can be selected according to different heat pipe diameter matches to be welded, thus ensures that each root heat pipe to be welded can fall in this groove smoothly.
5. ultrashort heat pipe automatic welding machine according to claim 1, is characterized in that: described feeding cylinder is arranged on feeding cylinder fixed head by screw thread; Feeding cylinder fixed head 6 by screw lock on the panel of frame.
6. ultrashort heat pipe automatic welding machine according to claim 1, it is characterized in that: described material shaking cylinder is locked on material shaking cylinder runners by tailing screw flight, material shaking cylinder runners is connected by screw-threaded coupling with hopper riser, camshaft is fixed on hopper riser by deep groove ball bearing, material shaking joint one end is connected with material shaking cylinder, and the other end to be locked with camshaft by holding screw and is connected.
7. ultrashort heat pipe automatic welding machine according to claim 1, is characterized in that: described V-type pushing head is connected with pusher cylinder with scraping wings by pushing head mounting blocks, pushing head latch segment, L-type fixed block; Pushing head mounting blocks adopts stainless steel bending 90 ° of structures, one is long and the other is short on the both sides of its bending, minor face is processed with the installing hole of two band countersunk heads, V-type pushing head is processed with two corresponding screwed holes, by flat head screw, V-type pushing head is arranged on pushing head mounting blocks, the long limit of bending of pushing head mounting blocks and pushing head latch segment, by screwed hole, are locked mutually with screw; Two one end process threaded optical axis and are locked in pushing head mounting blocks, and these two optical axises form sliding pair with two linear bearings being arranged on L-type fixed block; Optical axis section between pushing head latch segment and L-type fixed block is provided with spring; L-type fixed block is by screw-threaded coupling on scraping wings, and scraping wings is fixed by screws on pusher cylinder.
8. ultrashort heat pipe automatic welding machine according to claim 1, is characterized in that: described compression cylinder is movably arranged on compression cylinder fixed head, compression cylinder fixed head by screw lock on rubber tire side plate; Depression bar two ends are processed with through hole, are locked on two guide rods by two bolts respectively by its two ends;
Driving wheel and driven pulley all adopt stainless steel inner core, and the resistant to elevated temperatures silicon rubber of one deck is wrapped up in outer ring; Rubber tire auxiliary wheel is the hollow semicircle adopting the cutting of stainless steel light wall pipe vertical line to be formed.
9. ultrashort heat pipe automatic welding machine according to claim 1, is characterized in that: described slide unit is arranged on slide unit installing plate; Slide unit installing plate by screw lock on the panel of frame.
10. ultrashort heat pipe automatic welding machine according to claim 1, is characterized in that: described rubber tire side plate is locked on side plate installing plate by bottom surface screwed hole; Line slideway and thruster cylinder are all be arranged on the panel of frame with screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420430902.4U CN204053203U (en) | 2014-07-31 | 2014-07-31 | A kind of ultrashort heat pipe automatic welding machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420430902.4U CN204053203U (en) | 2014-07-31 | 2014-07-31 | A kind of ultrashort heat pipe automatic welding machine |
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| CN204053203U true CN204053203U (en) | 2014-12-31 |
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| CN201420430902.4U Withdrawn - After Issue CN204053203U (en) | 2014-07-31 | 2014-07-31 | A kind of ultrashort heat pipe automatic welding machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104148784A (en) * | 2014-07-31 | 2014-11-19 | 华南理工大学 | Automatic welding machine for ultra-short heat pipes |
| CN105057840A (en) * | 2015-09-01 | 2015-11-18 | 中材科技(成都)有限公司 | Bottle opening gas cutting device |
| CN107363456A (en) * | 2017-09-05 | 2017-11-21 | 芜湖三花自控元器件有限公司 | A kind of short straight tube weldment perpendicularity device |
-
2014
- 2014-07-31 CN CN201420430902.4U patent/CN204053203U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104148784A (en) * | 2014-07-31 | 2014-11-19 | 华南理工大学 | Automatic welding machine for ultra-short heat pipes |
| CN104148784B (en) * | 2014-07-31 | 2016-01-06 | 华南理工大学 | A kind of ultrashort heat pipe automatic welding machine |
| CN105057840A (en) * | 2015-09-01 | 2015-11-18 | 中材科技(成都)有限公司 | Bottle opening gas cutting device |
| CN107363456A (en) * | 2017-09-05 | 2017-11-21 | 芜湖三花自控元器件有限公司 | A kind of short straight tube weldment perpendicularity device |
| CN107363456B (en) * | 2017-09-05 | 2024-02-23 | 芜湖三花自控元器件有限公司 | Short straight tube weldment straightness device that hangs down |
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