A kind of clasp end induction heating equipment of medium frequency on snap close assembly production chain
[technical field]
The utility model belongs to localized heating technical field, particularly relates to a kind of clasp end induction heating equipment of medium frequency on snap close assembly production chain.
[background technology]
The clasp of the snap close end product that automobile door lock is used is U-shaped structure, material is magnetic steel, after its end snap close body and clasp are assembled, again by both rivetings together, but need to be heated to 250 DEG C by the scope of clasp distance end 10mm before riveting, in prior art, usually adopt two electric heating copper rods to heat two ends, time needed for it is longer, and heating-up temperature is uneven, poor stability, the copper rod life-span is short.
Therefore, be necessary to provide a kind of clasp end induction heating equipment of medium frequency on snap close assembly production chain newly to solve the problems referred to above.
[utility model content]
Main purpose of the present utility model be to provide a kind of firing rate fast, be heated evenly, the clasp end induction heating equipment of medium frequency on snap close assembly production chain that automaticity is high.
The utility model is achieved through the following technical solutions above-mentioned purpose: a kind of clasp end induction heating equipment of medium frequency on snap close assembly production chain, it comprises bearing, the micromatic setting be fixed on described bearing, the frequency heating device be fixed on described micromatic setting, through clamping device described in the clamping device of the cooling duct in described frequency heating device, fixed product, transverse shifting shifting apparatus, to be fixed on described shifting apparatus and for holding the jacking apparatus bottom product.
Concrete, described frequency heating device comprises the power supply box be fixed on described micromatic setting, the carrier frame be fixed on described power supply box, is housed in the heater coil of described carrier frame inside.
Concrete, each frame of described carrier frame is hollow and closed structure, so that cooling fluid can fully cool, described power supply box is inner, described heater coil.
Concrete, the inverted U-shaped coil that described heater coil comprises two parallel straight line coils, linked into an integrated entity at two described straight line coil two ends.
Concrete, described clamping device comprises the identical and product-centered symmetrical clamping device of two structure size, and it comprises the first connecting plate be fixed on described shifting apparatus, the first cylinder be fixed on described first connecting plate, one end connect the first motion bar of described first cylinder movable end, the second connecting plate be fixedly connected with described first motion bar, the first cushion block be fixed on described second connecting plate, the fixture be fixed on described first cushion block, be fixed on described shifting apparatus and pass the first guide rod of described second connecting plate.
Concrete, described jacking apparatus comprises the second cylinder be fixed on described shifting apparatus, one end connects described second cylinder movable end the second motion bar, the first back-up block being fixedly connected with the described second motion bar other end, the second cushion block be fixed on described first back-up block, the support bar be fixed on described second cushion block.
Described fixture, described support bar all adopt the material manufactures such as not magnetic copper coin, aluminium sheet to form, and described first cushion block, described second cushion block all adopt the micarex manufacture of good heat-insulation effect to form.
Concrete, described shifting apparatus comprises base for supporting, drives the motor of described base for supporting, connects the first leading screw of described motor activity end, is fixed on described base for supporting and the drive block coordinated with described first leading screw.
Concrete, described bearing is the shell structure of hollow, comprises the base plate, the superposed cover plate that are positioned at bottom.
The second leading screw that concrete, described micromatic setting comprises the rotary handle be fixed on described cover plate, be fixedly connected with described rotary handle, be enclosed within described second leading screw and the feed screw nut coordinated with it, carrying and fix the loading plate of described feed screw nut, one end is fixed on the other end on described base plate and is fixed on described cover plate and the second guide rod running through described loading plate.
Compared with prior art, the beneficial effect of the clasp end induction heating equipment of medium frequency of the utility model on snap close assembly production chain is:
(1) by arranging micromatic setting, can the most appropriate location of high accuracy adjustment heater coil and product to be heated, product is heated evenly, and product is more controlled by the temperature heated;
(2) by arranging cooling duct, being distributed in around power supply box inside, heater coil, effective control having been carried out to the temperature of heater coil, thus ensure that the stability of electric current in induction coil;
(3) fixture directly contacted with product, support bar adopt materials such as not having magnetic copper coin, aluminium sheet, it is effectively prevented to be heated, and the first cushion block contacted with fixture, support bar, the second cushion block adopt heat insulation micarex material, effectively block product heat to miscellaneous part transmission;
(4) utilize Frequency Induction Heating principle to carry out localized heating to product, its thermal-stable is high, long service life, and heating time is short, improves the production efficiency of snap close assembly line greatly.
[accompanying drawing explanation]
Fig. 1 is the structural representation of a kind of clasp end induction heating equipment of medium frequency on snap close assembly production chain of the utility model;
Fig. 2 is the structural representation of bearing and micromatic setting in a kind of clasp end induction heating equipment of medium frequency on snap close assembly production chain of the utility model;
Fig. 3 is the structural representation of frequency heating device in a kind of clasp end induction heating equipment of medium frequency on snap close assembly production chain of the utility model;
Fig. 4 is the structural representation of clamping device and shifting apparatus in a kind of clasp end induction heating equipment of medium frequency on snap close assembly production chain of the utility model;
Fig. 5 is the structural representation of jacking apparatus and shifting apparatus in a kind of clasp end induction heating equipment of medium frequency on snap close assembly production chain of the utility model.
Numeral in figure:
100 clasp end induction heating equipment of medium frequencies on snap close assembly production chain;
1 bearing, 11 base plates, 12 cover plates;
2 micromatic settings, 21 rotary handles, 22 second leading screws, 23 feed screw nuts, 24 loading plates, 25 second guide rods;
3 frequency heating device, 31 power supply boxs, 32 carrier frames, 33 heater coils, 331 straight line coils, 332 inverted U-shaped coils;
4 cooling ducts;
5 clamping devices, 51 first connecting plates, 52 first cylinders, 53 first motion bars, 54 second connecting plates, 55 first cushion blocks, 56 fixtures, 57 first guide rods;
6 shifting apparatus, 61 base for supporting, 62 grooves, 63 second back-up blocks, 64 motors, 65 first leading screws, 66 drive blocks;
7 jacking apparatus, 71 second cylinders, 72 second motion bars, 73 first back-up blocks, 74 second cushion blocks, 75 support bars.
[embodiment]
Please refer to Fig. 1, the utility model is the clasp end induction heating equipment of medium frequency 100 on snap close assembly production chain, it comprises bearing 1, the micromatic setting 2 be fixed on bearing 1, the frequency heating device 3 be fixed on micromatic setting 2, through the cooling duct 4 in frequency heating device 3, for fix to clamp the clamping device 5 of heating products, transverse shifting clamping device 5 shifting apparatus 6, to be fixed on shifting apparatus 6 and for holding the jacking apparatus 7 bottom product.
Please refer to Fig. 1, Fig. 2, bearing 1 is the shell structure of hollow, comprises the base plate 11, the superposed cover plate 12 that are positioned at bottom.
The second leading screw 22 please refer to Fig. 1, Fig. 2, micromatic setting 2 comprises the rotary handle 21 be fixed on cover plate 12, being fixedly connected with rotary handle 21, be enclosed within the second leading screw 22 and the feed screw nut 23 coordinated with it, carry and the loading plate 24 of fixing feed screw nut 23, one end are fixed on the other end on base plate 11 to be fixed on cover plate 12 and the second guide rod 25 running through loading plate 24.
Please refer to Fig. 1, Fig. 3, frequency heating device 3 comprises the power supply box 31 be fixed on loading plate 24, the carrier frame 32 be fixed on power supply box 31, is housed in the heater coil 33 of carrier frame 32 inside.Each frame of carrier frame 32 is hollow and closed structure, so that cooling fluid can fully cool, power supply box 31 is inner, heater coil 33.The inverted U-shaped coil 332 that heater coil 33 comprises two parallel straight line coils 331, linked into an integrated entity at two straight line coil two ends.Inverted U-shaped coil 332 place plane and straight line coil 331 place plane orthogonal, so that the product on pipeline can pass through from the centre of inverted U-shaped coil 332 smoothly.
The operation principle of Frequency Induction Heating adopts three-phase full-bridge controlled rectifier to be direct current by AC rectification, after the flat ripple of reactor, become a constant DC current source, then through half-bridge converter, direct current is reverse into the single-phase mid-frequency electric current of certain frequency.Load is made up of induction coil and compensation condenser, connects into antiresonant circuit, realizes industry heating.Heater coil 33 in the utility model is formed by copper pipe coiling, outer surface cover has fiberglass tubes, by three-phase 380V voltage, frequency be 50HZ, power is that the intermediate frequency induction heating power supply of 20KW is powered, the resonance frequency produced is 18KHZ, powerful high-frequency current produces alternation induced current in the product that magnetic is made, and product end is heated.
Please refer to Fig. 1, Fig. 3, the cooling fluid in cooling duct 4 is the cooling-water machine supply of 18KW by three-phase 380V voltage, air-cooled amount power, to ensure that heater coil 33 remains on temperature constant state.Cooling duct 4 is distributed in power supply box 31 inside and is connected with cavity in carrier frame 32, and it is inner that its cooling fluid has been covered with whole carrier frame 32.
Please refer to Fig. 1, Fig. 4, clamping device 5 comprises the identical and product-centered symmetrical clamping device of two structure size, and it comprises the first connecting plate 51 be fixed on shifting apparatus 6, the first cylinder 52 be fixed on the first connecting plate 51, one end connect the first motion bar 53 of the first cylinder 52 movable end, the second connecting plate 54 be fixedly connected with the first motion bar 53, the first cushion block 55 be fixed on the second connecting plate 54, the fixture 56 be fixed on cushion block 55, to be fixed on shifting apparatus 6 and through the first guide rod 57 of the second connecting plate 54.
Please refer to Fig. 1, Fig. 4, Fig. 5, shifting apparatus 6 comprise base for supporting 61, self-supporting base 61 1 surface to the groove 62 of lower recess, to be provided with from groove 62 bottom surface raise up the second back-up block 63, drive the motor 64 of base for supporting 61, connect the first leading screw 65 of motor 64 movable end, be fixed on base for supporting 61 and the drive block 66 coordinated with the first leading screw 65.Shifting apparatus 6 is moved around by horizontal left and right, continuous input product and output products.
Please refer to Fig. 1, Fig. 5, jacking apparatus 7 comprises the second cylinder 71 of groove 61 bottom surface be fixed in shifting apparatus 6, one end connects the second cylinder 71 movable end and through the second motion bar 72, the first back-up block 73 being fixedly connected with second motion bar 72 other end, the second cushion block 74 be fixed on the first back-up block 73, the support bar 75 be fixed on the second cushion block 74 of the second back-up block 62.
Due to induction coil heating products frequently, make the temperature around heater coil 33 higher, and the product temperature of heating is also higher, in order to prevent the parts around product from being heated, the parts around coil in certain limit comprise fixture 56, support bar 75 all adopts the not material manufacture such as carrying magnetic copper coin, aluminium sheet to form; Affect precision to prevent heat to be delivered to the miscellaneous part position of equipment, the first cushion block 55, second cushion block 74 all adopts the micarex manufacture with extraordinary heat-blocking action to form.
The operation principle of a kind of clasp end induction heating equipment of medium frequency on snap close assembly production chain of the utility model is: under initial condition, product is that U-shaped clasp at the uniform velocity moves on assembly line, finely tuned the height distance of heater 3 and product end by micromatic setting 2, the fixture 56 in clamping device 5 is corresponding with heater coil 33 position; When product flow to heating region, because the carrying micarex on streamline is not wear-resisting, in order to prevent clamp product time and its rub, now, the second cylinder 71 in jacking apparatus 7 drives support bar 75 to move upward, and product is ejected micarex; The first cylinder 52 in clamping device 5 drives, and former and later two directions drive fixture 56 to clamp product; After product temperature is up to standard, shifting apparatus 6 drives clamping device 5 to move right, and product up to standard for temperature is shifted out heater coil 33; After product being shifted out heater coil 33, clamping device 5 drives fixture 56 to unclamp product, and product drops on streamline and continues flow forward; Shifting apparatus 6 drives clamping device 5 to be moved to the left, and then shifts out heater coil 33 by after clamping product up to standard for next temperature.
A kind of clasp end induction heating equipment of medium frequency on snap close assembly production chain of the utility model is first by arranging micromatic setting, can the most appropriate location of high accuracy adjustment heater coil and product to be heated, make to be heated evenly, product is more controlled by the temperature heated; Secondly, by arranging cooling duct, being distributed in around power supply box inside, heater coil, effective control having been carried out to the temperature of heater coil, thus ensure that the stability of electric current in induction coil; Again, the fixture directly contacted with product, support bar adopt materials such as not having magnetic copper coin, aluminium sheet, it is effectively prevented to be heated, and the first cushion block contacted with fixture, support bar, the second cushion block adopt heat insulation micarex material, effectively block product heat to miscellaneous part transmission; Finally, utilize Frequency Induction Heating principle to carry out localized heating to product, its thermal-stable is high, long service life, and heating time is short, improves the production efficiency of snap close assembly line greatly.
Above-described is only execution modes more of the present utility model.For the person of ordinary skill of the art, under the prerequisite not departing from the utility model creation design, can also make some distortion and improvement, these all belong to protection range of the present utility model.