CN101697345A - Hot-pressing heads and hot-pressing device consisting of same - Google Patents
Hot-pressing heads and hot-pressing device consisting of same Download PDFInfo
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- CN101697345A CN101697345A CN200910272540A CN200910272540A CN101697345A CN 101697345 A CN101697345 A CN 101697345A CN 200910272540 A CN200910272540 A CN 200910272540A CN 200910272540 A CN200910272540 A CN 200910272540A CN 101697345 A CN101697345 A CN 101697345A
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Abstract
The invention relates to hot-pressing heads and a hot-pressing device consisting of the same, which belong to hot-pressing heads and a hot-pressing device. The hot-pressing heads and the hot-pressing device solve the problems of complicated pressure adjustment of the traditional hot-pressing heads and unbalanced pressure of the hot-pressing heads of the traditional hot-pressing device. In the hot-pressing heads, piston cylinders are arranged between a heating component and an installation component; and the heating component performs reciprocating motion relative to the installation component through the piston cylinders. The hot-pressing device consisting of the hot-pressing heads comprises a chassis, a first pressing plate, a second pressing plate, a first reciprocator and the hot-pressing heads, wherein the piston cylinders of the hot-pressing heads are connected with a pressure control system in parallel; and the pressure control system controls the pressure difference at both ends of pistons of the piston cylinders. The output pressure of the hot-pressing heads is controlled by regulated the pressure of working fluid in the piston cylinders, and the process of the regulating the pressure is convenient to control; and the pressure control system performs the multichannel control of the hot-pressing heads of the hot-pressing device to regulate the output pressure of the hot-pressing heads uniformly so as to prevent the hot-pressing heads from being regulated one by one, and the hot-pressing heads and the hot-pressing device is suitable to be used in the process of encapsulating electronic chips.
Description
Technical field
The invention belongs to a kind of thermal head and hot-press arrangement, the thermal head that uses in particularly a kind of electronic chip encapsulation process reaches by its multichannel of forming control hot-press arrangement.
Background technology
Anisotropy conductiving glue (ACA, Anisotropically conductive adhesive) is a kind of adhesives that is used for the electronic chip encapsulation, be mainly used in mobile electronic device, consumption electronic product and radio-frequency (RF) identification (RFID, Radio Frequency Identification) smart card manufacturing.ACA mainly is made up of matrix and conductive particle, and in the ACA solidification process, the temperature of curing, pressure and time mechanical performance and the electric property to chip interconnect all has material impact.
The manufacturing of radio-frequency (RF) identification (RFID) label is that a kind of typical case of ACA uses, and generally comprises following steps: one, point glue equipment an amount of ACA glue dropping point to the pad of RFID antenna substrate; Two, pick-up chip is positioned on the pad of antenna substrate; Three, use hot-press arrangement to make ACA be subjected to hot curing.
ACA is longer curing time, is about about 10s, in order to make hot-press arrangement and some glue, paster apparatus efficient coupling, realizes the high efficiency of complete machine, needs a plurality of labels of hot pressing.If realize integral heat pressure with a heating platen, since the inhomogeneities of machining accuracy and temperature, the very difficult temperature and pressure precision that guarantees all tag bits.In order more effectively to control the temperature and pressure of all labels in the hot pressing, can a plurality of thermal heads be set at a station usually, corresponding one by one with respective labels, the temperature and pressure of each thermal head can be controlled separately.Can avoid label to be heated like this and the uneven situation of pressurized, help improving the total quality of product.
" a kind of hot-press arrangement design that is applied to ACA curing " (" machinery and electronics " 2006 (7), P26～P29) and the disclosed a kind of similar hot-press arrangement of the Chinese patent application of application number 20071041831.0 are all regulated pressure in the hot pressing by being arranged at spring in the thermal head; For single thermal head, problem is little, if but thermal head quantity is more, then adjust very trouble, need before coming into operation, equipment adjust the initial compression amount of each thermal head medi-spring one by one, to eliminate the influence that rigging error, spring error in length and frictional force are brought, guarantee that all thermal heads can provide equal pressure in the course of the work.This structure has been brought inconvenience to debugging and maintenance, and because the coefficient of elasticity of spring is difficult to guarantee unanimity, also is difficult to accurately adjust automatically force value.
In order to adapt to the diversity of product, line-spacing between each thermal head and row are apart from need be able to freely adjusting, and align with the chip center on the corresponding label in assurance thermal head center.The most of way of regulating one by one that adopts of relevant device on the market is very consuming time at present, and the thermal head of mid portion is difficult to aim at.Also having a kind of mode is that thermal head is placed on the removable pressing plate by line-spacing, row distance, again thermal head and pressing plate integral body are installed on the equipment, realize the integrally-regulated of thermal head by regulating pressing plate, requirement does not change the depth of parallelism of pressing plate in adjusting locking pressure plate later, mechanism is complicated, and cost is higher.
Summary of the invention
The invention provides a kind of thermal head and, solve the loaded down with trivial details problem of existing thermal head pressure adjustment, regulate hot pressing pressure easily by its hot-press arrangement of forming; Solve the balanced inadequately problem of existing each thermal head hot pressing pressure of hot-press arrangement simultaneously.
A kind of thermal head of the present invention is used for the hot-press arrangement of Chip Packaging, comprises heating component and installation component, and described heating component is characterized in that with respect to the installation component reciprocating motion:
Have piston cylinder between described heating component and the installation component, described installation component is installed on the cylinder body or piston rod of piston cylinder one end, and described heating component is installed on the piston rod or cylinder body of the piston cylinder other end;
Described piston cylinder is cylinder or hydraulic cylinder; Described heating component is used for heating products; Described installation component is used for thermal head is connected to hot-press arrangement.
Described thermal head, described heating component can connect the piston rod or the cylinder body of the described piston cylinder other end by bearing assembly; Described bearing assembly comprises bearing pedestal, linear bearing, slide bar and stop part, described bearing pedestal is installed on the cylinder body of described piston cylinder, bearing pedestal is the T-shaped cylinder in cross section, linear bearing is installed in the endoporus of described cylinder, the endoporus sidewall of cylinder is offered axial gathering sill, and described slide bar passes linear bearing, and slide bar one end is fixed in piston-rod end, the slide bar other end is fixed in described heating component, and stop part is fixed on the slide bar and is positioned at described gathering sill.
Described thermal head, described heating component can comprise pressure head and electric heating element, described electric heating element abuts against on the pressure head or is arranged near the pressure head.
Described thermal head, described installation component can be in the following situation a kind of;
A. described installation component is made up of magnet and accommodating body, and described accommodating body is installed on the cylinder body or piston rod of piston cylinder one end, and described magnet is fixed in accommodating body;
B. described installation component is a mount pad, and mount pad is installed on the cylinder body or piston rod of piston cylinder one end, is connected by bolt with hot-press arrangement;
C. described installation component is a fixture; Fixture is installed on the cylinder body or piston rod of piston cylinder one end, clamping hot-press arrangement corresponding site when being connected with hot-press arrangement;
D. described installation component is a mount pad, has mating holes or fitted shaft on the mount pad, and mount pad is installed on the cylinder body or piston rod of piston cylinder one end, and fitted shaft or mating holes corresponding on the mating holes of mount pad or fitted shaft and the hot-press arrangement form interference fit.
A kind of hot-press arrangement of the present invention, comprise first pressing plate, second pressing plate, first reciprocating mechanism and thermal head in frame and the frame, second pressing plate is fixed or is slidingly connected on the frame, first reciprocating mechanism is fixed on the frame, first pressing plate is connected with first reciprocating mechanism and be arranged in parallel with second pressing plate, and described first reciprocating mechanism drives first pressing plate with respect to the second pressing plate reciprocating motion; A plurality of thermal heads are fixedly installed on first pressing plate or second pressing plate by their installation component respectively, press the characteristics of product to be processed and arrange; It is characterized in that:
Described thermal head is aforesaid thermal head; The piston cylinder of each thermal head cut-in pressure control system in parallel, described control pressurer system provides same air pressure or hydraulic pressure, and the piston pressure at two ends of control piston cylinder is poor.
Described hot-press arrangement can also have second reciprocating mechanism that is installed in described frame, and described second pressing plate is connected with second reciprocating mechanism, and described second reciprocating mechanism drives second pressing plate with respect to the first pressing plate reciprocating motion.
Thermal head of the present invention, can control the output pressure of thermal head by the pressure of working fluid in the regulating piston cylinder, because the pressure of working fluid is convenient to detect and control, even in the thermal head course of work, the pressure of working fluid also can real-time regulated, so the pressure adjustment process of thermal head is very simple and convenient.Hot-press arrangement of the present invention carries out multichannel control by control pressurer system to thermal head, pressure by working fluid in the piston cylinder that changes each thermal head, can unify to regulate the output pressure of thermal head in this hot-press arrangement, avoid hot-press arrangement before work, to need thermal head is regulated the inconvenience that brings one by one; And the output pressure unification of each thermal head guarantees by working fluid, debugged the method for spring length in advance with respect to available technology adopting, and the output pressure of each thermal head is kept in balance in the easier assurance course of work.
Description of drawings
Fig. 1 is the three-dimensional exploded view of thermal head embodiment of the present invention;
Fig. 2 is that bearing pedestal among Fig. 1 is at the cutaway view of A-A direction;
Fig. 3 is the three-dimensional exploded view of heating component embodiment of the present invention;
Fig. 4 is the three-dimensional exploded view at another visual angle of heating component among Fig. 3;
Fig. 5 is the three-dimensional combination figure of thermal head of the present invention;
Fig. 6 is the three-dimensional exploded view of hot-press arrangement embodiment of the present invention;
Fig. 7 is the three-dimensional exploded view of first pressing plate among Fig. 6;
Fig. 8 is the three-dimensional exploded view at first another visual angle of pressing plate among Fig. 7;
Fig. 9 is the constitutional diagram of hot-press arrangement of the present invention;
Figure 10 is the control pressurer system schematic diagram of hot-press arrangement of the present invention.
Embodiment
As shown in Figure 1 and Figure 2, the embodiment of thermal head 10 of the present invention comprises installation component 11, cylinder 12, bearing assembly, heating component 16 and some reason wire clamps 17.
Bearing assembly comprises bearing pedestal 131, catch 132, linear bearing 133, slide bar 15 and stop part 14, bearing pedestal 131 is installed on the cylinder body 121 of cylinder 12, bearing pedestal 131 is the T-shaped cylinder in cross section, linear bearing 133 is installed in the endoporus of described cylinder, the endoporus sidewall of cylinder is offered axial gathering sill 1313, slide bar 15 passes linear bearing 133, slide bar 15 1 ends are fixed in piston rod 122 ends, slide bar 15 other ends are fixed in heating component 16, and stop part 14 is fixed on the slide bar and is positioned at described gathering sill 1313.
Offer some installing holes on the base 1311 of bearing pedestal 131.This base 1311 extends a cylinder downwards, and the cylinder bottom is the containing hole 1312 of installing linear bearing 133, and some screwed holes are offered in the cylinder lower surface, and the upper portion side wall of cylinder is offered gathering sill 1313.
As shown in Figure 3, Figure 4, heating component 16 comprises installed part 161, the first thermal insulation barriers 162, flexible member 163, heat shield 164, electric heating element 165, pressure head 166, second thermal insulation barriers 167, transducer 168 and some screws 169.
The base of installed part 161 extends upward to cylinder, and shoulder hole 1611 runs through base and cylinder middle part;
Installed part 161, the first thermal insulation barriers 162 and pressure head 166 correspondences are offered some installing holes, and the installing hole of pressure head 166 is offered screw thread.Second thermal insulation barriers 167 is a rectangle frame, and a side offers the installing hole of plurality of fixed pressure head, and after second thermal insulation barriers wrapped pressure head 166, the projection section of pressure head 166 stretched out from the rectangle frame bottom.
In the present embodiment, electric heating element 165 is selected ceramic heating plate for use, the material selection thermal insulation ceramics of first thermal insulation barriers 162; Flexible member 163 is a disk spring; The material selection mica of heat shield 164; The material of pressure head 166 is a copper; The material selection polytetrafluoroethylene of second thermal insulation barriers 167; In order to reach better thermal resistance effect, screw 169 should be selected the material with insulative properties for use, as polyphenylene sulfide (PPS).
As Fig. 1～shown in Figure 5, during assembling, slide bar 15 top screws are passed the fixture 141 of stop part 14, and screw in the end thread hole of piston rod 122 of cylinder 12.Pack into the holding part 114 of accommodating body 112 of the magnet 111 of installation component 11, it is fixing with this magnet 111 that screw passes the screwed hole of holding part 114 sidewalls.Screw passes the base 1311 of the bearing pedestal 131 of the base 113 of accommodating body 112 of installation component 11 and bearing assembly, and they are installed in the two ends up and down of cylinder 12 cylinder bodies 121 respectively.Linear bearing 133 is placed in slide bar 15 bottoms and is placed in the containing hole 1312 of bearing pedestal 131.Catch 132 is installed in the lower end of bearing pedestal 131 by screw, linear bearing 133 is fixed in the containing hole 1312 of bearing pedestal 131.One end of the block screw 142 of stop part 14 passes the gathering sill 1313 of bearing pedestal 131 and screws in the screwed hole of fixture 141, and the other end of block screw 142 is taken in the gathering sill 1313 of bearing pedestal 131.Reason wire clamp 17 is installed in installation component 11, bearing assembly and heating component 16 by some screws.
One screw passes the shoulder hole 1611 and the slide bar 15 bottom thread holes of installed part 161 from the bottom, the installed part 161 of heating component 16 is fixed in slide bar 15.The electric heating element 165 of heating component 16 is placed in the storage tank 1662 of the pressure head 166 of heating component 16.Heat shield 164 and flexible member 163 are stacked in this electric heating element 165 upper ends.Some screws pass the base of installed part 161 according to direction as shown in Figure 3 and the installing hole of first thermal insulation barriers 162 is threaded with the screwed hole of pressure head 166, and flexible member 163 is pressed in electric heating element 165 within the storage tank 1662 of pressure head 166.Transducer 168 is installed among the transducer installing hole 1661 of pressure head 166.Second thermal insulation barriers 167 be inserted in boss that pressure head 166 makes pressure head 166 stretch out downwards second thermal insulation barriers 167 a little, the installing hole that some screws pass second thermal insulation barriers 167 is fixed in pressure head 166 with second thermal insulation barriers 167.
The effect of above-mentioned thermal insulation barriers and heat shield 164 has two, and one is to prevent that heat that heating component 16 produces from exerting an influence to the miscellaneous part (as cylinder 12) of thermal head 10, secondly is to prevent to influence each other between each thermal head 10.Under the situation that requirement is not strict or working temperature is not too high to hot pressing temperature, heating component 16 can correspondingly omit second thermal insulation barriers 167 or first thermal insulation barriers 162.
In thermal head 10 courses of work, the pressure that produces by working fluid promotes the piston rod 122 of cylinder 12 and controls the pressure that heating component 16 imposes on workpiece.The piston rod 122 that the effect of bearing assembly is to prevent this cylinder 12 has a down dip and influences pressure controlled precision in the effect of a little side force.The effect of stop part 14 is to prevent that heating component 16 from rotating.If to pressure controlled precision not high or select for use the band guide rod cylinder then can save bearing assembly and slide bar 15, heating component 16 directly is installed in piston rod 122 ends of cylinder 12; If select the cylinder of band guide rod for use, because this cylinder itself can prevent the piston rod rotation, so also can save stop part 14.
As shown in Figure 6, the embodiment of the present invention's hot-press arrangement comprises first pressing plate 50, second pressing plate 60, first reciprocating mechanism 40, second reciprocating mechanism 70 and 10 thermal heads 10 in frame 30 and the frame, second pressing plate is fixed or is slidingly connected on the frame, first reciprocating mechanism 40 is fixed on the frame 30, first pressing plate 50 is connected with first reciprocating mechanism 40 and be arranged in parallel with second pressing plate 60, and first reciprocating mechanism 40 drives first pressing plate 50 with respect to 60 reciprocating motions of second pressing plate; Second pressing plate 60 is connected with second reciprocating mechanism 70, and second reciprocating mechanism 70 drives second pressing plate 60 with respect to 50 reciprocating motions of first pressing plate.
10 thermal heads 10 are fixedly installed in first pressing plate 50 by their installation component respectively, are arranged in two row; The piston cylinder of each thermal head cut-in pressure control system in parallel, control pressurer system provides same air pressure or hydraulic pressure, and the piston pressure at two ends of control piston cylinder is poor.
Corresponding to 10 thermal heads, 10 push-down heads 20 are installed on second pressing plate 60;
Push-down head 20 comprises heating component and is installed in the installation component of this heating component one end.The heating component 16 of the heating component of push-down head 20 and installation component and thermal head 10 and the structure of installation component 11 are identical, push-down head 20 is set is in order to increase effective heating time, to enhance productivity, and be not essential features of the present invention.
Frame 30 comprises 33,4 axis of guides 34 of 32,4 linear bearings of 31,4 axle beds of first fixed head and second fixed head 35.
First reciprocating mechanism 40 is by servomotor, band and the motion formed of ball screw synchronously, and it comprises connector 41.It is reciprocating that the control servomotor can drive this connector 41.Second reciprocating mechanism 70 is cylinders, and it comprises piston rod sliding back and forth.
As Fig. 6～shown in Figure 8, first pressing plate 50 comprises 51,4 guide rails 52 of 2 coupling assemblings, first installing rack 53 that is square shape, substrate 54, second installing rack 55 and positioning component 56.Coupling assembling 51 comprises knob 511, L-shaped contiguous block 512, brake pad 513 and connecting plate 514 roughly; Have on the contiguous block 512 can ccontaining brake pad 513 containing hole, screwed hole is offered in the bottom of containing hole.Guide rail 52 comprises track 521 and the slide block 522 that can slide along track 521.Substrate 54 is offered some through holes 541.To locating rack 563, X includes some knobs and nut to locating rack 562 and Y to locating rack 563 to 561,5 X of framework that positioning component 56 comprises square shape, and groove is all offered at the middle part to locating rack 562 and 2 Y.
When assembling first pressing plate 50,4 guide rails 52 are divided into two groups, the track 521 of first group of 2 guide rail 52 along Y to a side that is installed in substrate 54.First installing rack 53 is installed in 2 Y on the slide block 522 of the guide rail of installing 52.The track 521 of second group of 2 guide rail 52 along X to being installed in first installing rack 53.The brake pad 513 of coupling assembling 51 is placed in the containing hole of contiguous block 512, and knob 511 screws in the screwed hole of contiguous block 512.One end of the contiguous block 512 of coupling assembling 51 is individually fixed in X on the slide block 522 of the guide rail of installing 52.One end of the connecting plate 514 of coupling assembling 51 is fixed in second installing rack 55, and the other end is individually fixed in the other end of the contiguous block 512 of coupling assembling 51.The X of positioning component 56 to locating rack 562 and Y to locating rack 563 respectively along X to Y to, be installed in framework 561 by its knob and nut; The framework 561 of positioning component 56 is fixed in second installing rack 55.
The X that unclamps positioning component 56 can make X slide along framework 561 to locating rack 563 to locating rack 562 or Y to locating rack 562 or Y to the knob of locating rack 563.First installing rack 53 can drive second installing rack 55 and positioning component 56 with respect to substrate 54 along Y to slip, coupling assembling 51 can drive second installing rack 55 and positioning component 56 with respect to first installing rack 53 and substrate 54 along X to slip.Screw the knob 511 of coupling assembling 51, this brake pad 513 is pressed on the substrate 54, make win installing rack 53 and second installing rack 55 fixing with respect to substrate 54.
The structure of second pressing plate 60 is identical with the structure of this first pressing plate 50, only the coupling assembling 51 of first pressing plate 50 along Y to being arranged on first pressing plate 50, and the coupling assembling of second pressing plate 60 along X to layout.Like this, be convenient to simultaneously first pressing plate 50 and second pressing plate 60 be adjusted.
As Fig. 5～shown in Figure 9, when assembling this hot-press arrangement, first fixed head 31 of frame 30 is fixed in first reciprocating mechanism 40.One end of 4 axis of guides 34 is individually fixed in axle bed 32, and axle bed 32 is fixed in first fixed head 31; The through hole that through hole 541 that the substrate of first pressing plate 50 is 54 4 jiaos and second pressing plate, 60 substrates are four jiaos fixedly is equiped with linear bearing 33 respectively.First pressing plate 50 is slidingly installed on 4 axis of guides 34 of frame 30 by linear bearing mounted thereto 33, and first installing rack 53 of first pressing plate 50 is towards first fixed head 31 of frame 30; The connector 41 of first reciprocating mechanism 40 passes first installing rack, 53 middle parts of first pressing plate 50, is fixed in first pressing plate 50.Second pressing plate 60 also is slidingly installed on 4 axis of guides 34 of frame 30 by linear bearing mounted thereto 33, and the positioning component of second pressing plate 60 is towards the positioning component 56 of first pressing plate 50.The other end of 4 axis of guides 34 of frame 30 is fixed in second fixed head 35 of frame 30.Second reciprocating mechanism 70 is fixed at the middle part of second fixed head 35 of frame 30, and the piston rod of second reciprocating mechanism 70 is fixed in second pressing plate 60.The installation component 11 of 10 thermal heads 10 passes the X of positioning component 56 of first pressing plate 50 simultaneously to locating rack 562 and the Y groove to locating rack 563, and the magnet 111 of the installation component 11 of 10 thermal heads 10 is adsorbed in the substrate 54 of first pressing plate 50; 10 push-down heads 20 are installed in second pressing plate 60 in the same way.
The X of positioning component 56 that regulates first pressing plate 50 to locating rack 563, can adjust 10 spacings between the thermal head 10 to locating rack 562 and Y; The spacing of these push-down heads 20 can be adjusted too.Along X to or Y to the pulling first pressing plate 50 coupling assembling 51 can adjust the position of these thermal heads 10 with respect to the substrate 54 of first pressing plate 50; Push-down head 20 can be adjusted too with respect to the position of second pressing plate 60.As mentioned above, adjust the position and the spacing of these thermal heads 10 and push-down head 20, align mutually along the direction of the axis of guide 34 of frame 30 up to each thermal head 10 and corresponding push-down head 20.
As shown in figure 10, in order to adjust the pressure of hot pressing, this hot-press arrangement also comprises control pressurer system, and control pressurer system comprises source of the gas 81, water-separating gas filter 82, pressure-reducing valve 83 and the oil sprayer 84 that connects by pipeline successively; One end of oil sprayer 84 connects the output of pressure-reducing valve 83 by tracheae, the be connected in parallel cylinder 12 of thermal head 10 of the oil sprayer other end.
Shown in Fig. 5,9,10, during the work of this hot-press arrangement, regulate the pressure of output pressure of the pressure-reducing valve 83 of this control pressurer system earlier, the heating component 16 that makes the piston rod 122 of the cylinder 12 of thermal head 10 drive thermal heads 10 stretches out a segment distance.The pressure of the output pressure of pressure-reducing valve 83 is definite value, because thermal head 10 is in parallel, the gas pressure difference at the piston two ends of the cylinder 12 of a plurality of thermal heads 10 all equates again.Like this, only need once to set and just the output pressure of a plurality of thermal heads 10 can be adjusted to desired value.Obviously, if cylinder 12 precision that thermal head 10 uses are lower, the output pressure of thermal head 10 can be different because of the machining accuracy of cylinder 12 so, at this moment, if the output pressure of each thermal head 10 of strict guarantee is even, then can between each thermal head 10 and control pressurer system, increase a pressure controller spare (as pressure-reducing valve or choke valve etc.) respectively.
Workpiece (place as finishing chip, be loaded with the film of antenna substrate) is placed between these thermal heads 10 and the push-down head 20.First reciprocating mechanism 40 and second reciprocating mechanism 70 drive first pressing plate 50 respectively and second pressing plate 60 moves towards the other side, pushes down workpiece until these thermal heads 10 and push-down head 20; In this process, heating component 16 pressurizeds of thermal head 10, promote thermal head 10 cylinder 12 piston rod 122 toward swivel motion one end distances from; Because the pressure of the output pressure of the pressure-reducing valve 83 of control pressurer system is constant, the pressure of hot pressing also remains unchanged in this process.After pressurize a period of time, first reciprocating mechanism 40 and second reciprocating mechanism 70 are to swivel motion, and a pressing cycle finishes.First reciprocating mechanism 40 of hot-press arrangement and second reciprocating mechanism 70 contact and leave workpiece in the course of the work basically simultaneously, can be so that automated job (as the film that is loaded with antenna substrate of processing rolling, because film generally highly remains unchanged in the feeding process, so two block pressur plates all need counter motion one segment distance after need finishing hot pressing, guarantee that film can continue feeding).Any all replaceable aforementioned control pressurer system of control pressurer system that can control cylinder inner carrier pressure at two ends difference.Because the similitude of hydraulic system and baric systerm uses corresponding hydraulic pressure components and parts to replace all the pneumatic components and parts in the previous embodiment, perhaps uses the mode of gas-liquid mixed control, can realize the present invention's purpose equally.
Claims (7)
1. thermal head is used for the hot-press arrangement of Chip Packaging, comprises heating component and installation component, and described heating component is characterized in that with respect to the installation component reciprocating motion:
Have piston cylinder between described heating component and the installation component, described installation component is installed on the cylinder body or piston rod of piston cylinder one end, and described heating component is installed on the piston rod or cylinder body of the piston cylinder other end;
Described piston cylinder is cylinder or hydraulic cylinder; Described heating component is used for heating products; Described installation component is used for thermal head is connected to hot-press arrangement.
2. thermal head as claimed in claim 1 is characterized in that:
Described heating component connects the piston rod or the cylinder body of the described piston cylinder other end by bearing assembly; Described bearing assembly comprises bearing pedestal, linear bearing, slide bar and stop part, described bearing pedestal is installed on the cylinder body of described piston cylinder, bearing pedestal is the T-shaped cylinder in cross section, linear bearing is installed in the endoporus of described cylinder, the endoporus sidewall of cylinder is offered axial gathering sill, and described slide bar passes linear bearing, and slide bar one end is fixed in piston-rod end, the slide bar other end is fixed in described heating component, and stop part is fixed on the slide bar and is positioned at described gathering sill.
3. thermal head as claimed in claim 1 or 2 is characterized in that: described heating component comprises pressure head and electric heating element, and described electric heating element abuts against on the described pressure head or is arranged near the described pressure head.
4. thermal head as claimed in claim 1 or 2, described thermal head is characterized in that: described installation component is a kind of in the following situation;
A. described installation component is made up of magnet and accommodating body, and described accommodating body is installed on the cylinder body or piston rod of piston cylinder one end, and described magnet is fixed in accommodating body;
B. described installation component is a mount pad, and mount pad is installed on the cylinder body or piston rod of piston cylinder one end, is connected by bolt with hot-press arrangement;
C. described installation component is a fixture; Fixture is installed on the cylinder body or piston rod of piston cylinder one end, clamping hot-press arrangement corresponding site when being connected with hot-press arrangement;
D. described installation component is a mount pad, has mating holes or fitted shaft on the mount pad, and mount pad is installed on the cylinder body or piston rod of piston cylinder one end, and fitted shaft or mating holes corresponding on the mating holes of mount pad or fitted shaft and the hot-press arrangement form interference fit.
5. thermal head as claimed in claim 3, described thermal head is characterized in that: described installation component is a kind of in the following situation;
A. described installation component is made up of magnet and accommodating body, and described accommodating body is installed on the cylinder body or piston rod of piston cylinder one end, and described magnet is fixed in accommodating body;
B. described installation component is a mount pad, and mount pad is installed on the cylinder body or piston rod of piston cylinder one end, is connected by bolt with hot-press arrangement;
C. described installation component is a fixture; Fixture is installed on the cylinder body or piston rod of piston cylinder one end, clamping hot-press arrangement corresponding site when being connected with hot-press arrangement;
D. described installation component is a mount pad, has mating holes or fitted shaft on the mount pad, and mount pad is installed on the cylinder body or piston rod of piston cylinder one end, and fitted shaft or mating holes corresponding on the mating holes of mount pad or fitted shaft and the hot-press arrangement form interference fit.
6. hot-press arrangement that constitutes by the described thermal head of claim 1, comprise first pressing plate, second pressing plate, first reciprocating mechanism and thermal head in frame and the frame, second pressing plate is fixed or is slidingly connected on the frame, first reciprocating mechanism is fixed on the frame, first pressing plate is connected with first reciprocating mechanism and be arranged in parallel with second pressing plate, and described first reciprocating mechanism drives first pressing plate with respect to the second pressing plate reciprocating motion; A plurality of thermal heads are fixedly installed on first pressing plate or second pressing plate by their installation component respectively, press the characteristics of product to be processed and arrange; It is characterized in that:
The piston cylinder of described each thermal head cut-in pressure control system in parallel, described control pressurer system provides same air pressure or hydraulic pressure, and the piston pressure at two ends of control piston cylinder is poor.
7. hot-press arrangement as claimed in claim 6 is characterized in that:
Also have second reciprocating mechanism that is installed in described frame, described second pressing plate is connected with second reciprocating mechanism, and described second reciprocating mechanism drives second pressing plate with respect to the first pressing plate reciprocating motion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2009102725404A CN101697345B (en) | 2009-10-27 | 2009-10-27 | Hot-pressing heads and hot-pressing device consisting of same |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009102725404A CN101697345B (en) | 2009-10-27 | 2009-10-27 | Hot-pressing heads and hot-pressing device consisting of same |
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| CN101697345A true CN101697345A (en) | 2010-04-21 |
| CN101697345B CN101697345B (en) | 2011-08-24 |
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| CN102683236A (en) * | 2012-04-24 | 2012-09-19 | 华中科技大学 | Hot pressing head comprising multiple groups of heating cores |
| CN103057102A (en) * | 2012-12-03 | 2013-04-24 | 华中科技大学 | Hot-press heads and hot-press device |
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