A kind of material bar mark machine stacking-type hopper adjustable positioning device
Technical field
The utility model relates to the new equipment of IC material bar mark equipment, more precisely, relates to and locatees a kind of material bar mark machine stacking-type hopper adjustable positioning device can for different size stacking-type hopper.
Background technology
The mark machine is widely used in the surperficial mark of the integrated circuit of IC industry.According to the difference of operating needs, the surface-mounted integrated circuit that the IC industry is used has material bar (combined chip) or chip (piece die clip) and three kinds of forms of wafer.The material bar is the plate that is combined by plurality of chips, during to each chip marking on the material bar, is directly to realize automatic mark by the material conveying bar.Chip is the less piece bulk goods of size, is to be placed in the track pallet, by the conveying of track pallet being realized the automatic mark of chip.Wafer is a very thin disk directly having made polylith (grain) chip thereon, need carry out mark to the back side of each piece (grain) chip on it on monoblock wafer thin slice.
The hopper of depositing the material bar at present mainly contains the slot type hopper, and (two sides have some parallel slots in the casing, the material bar is to insert one by one in the parallel slot to place, the material bar is discontiguous with material between the bar) and the stacking-type hopper (the interior two sides of casing do not have parallel slot, the material bar is to be stacked on one by one in the hopper to place, the material bar contacts with the chip at material bar middle part, but the material bar is discontiguous with the peripheral frame of material bar, and the gap of 1mm is arranged usually, and the handgrip that can be the material grasping operation provides material grasping to insert the gap).
The mark equipment that is used for the mark of IC material bar at present, the existing mark machine that adapts to the mark machine of slot type hopper and adapt to the stacking-type hopper, and the mark equipment that simultaneous adaptation slot type hopper and stacking-type hopper are arranged.
As Figure 1A, shown in the 1B, Figure 1A is existing stacking-type hopper material bar bont, A on it, B is respectively bottom and top posting, except that the breach that feed bar handgrip uses is decided to have on two frames of device position in the top, and the function of locating from hopper, both structures are identical, so normal open is called material bar mark machine stacking-type hopper with the both and anticipates a device.During the conversion of stacking-type hopper specification, at first to change bottom posting A and top posting B into cooresponding with it specification.Figure 1B is existing stacking-type hopper fixed type registration device (being its top registration device among the figure), and C is the location frame of its hopper Width, and D is the location frame of its hopper length direction.As seen, the device of this location hopper is nonadjustable.The problem that these equipment exist at present is exactly, during the conversion of stacking-type hopper specification, the bottom of stacking-type hopper and top posting all will be changed again, and for this reason, each mark equipment must be at the stacking-type hopper configuration relative bottom and the top posting of all size.
This has not only increased equipment appurtenance quantity and equipment cost, has more increased time and the work capacity of changing accessory when the product specification conversion, has reduced production efficiency.
The utility model content
The utility model purpose is to solve this technical matters, on the basis of former fixed type stacking-type hopper feeding device, changes the fixed form of bottom and top posting into adjustable form, makes an adjustable posting can adapt to the stacking-type hopper of plurality of specifications.
For achieving the above object, the utility model provides a kind of material bar mark machine stacking-type hopper adjustable positioning device, it comprises width location adjustment structure, this structure comprises two width adjustment locatings plate that be arranged in parallel, positive and negative thread rod is adjusted in two width location that the width adjustment locating plate is combined together and is bearing on the width adjustment structure erecting frame, be arranged on two width location and adjust the width location synchronous belt drive mechanism of the end of positive and negative thread rod, this width location synchronous belt drive mechanism comprises and is arranged on two belt wheels that are installed in the thread rod homonymy, be matched with the driving band on the belt wheel, be arranged on the end of a thread rod and hopper width that this thread rod couples location adjusting hand wheel, and adjust the locking handwheel by the width location that pincers are matched with another thread rod end.
Wherein, described width adjustment locking handwheel passes through screw thread fit with the axle pincers, and thread rod passes from these pincers.
Further, also comprise length location adjustment structure, this structure comprises length location adjustment structure, this structure comprises two length adjustment locatings plate that be arranged in parallel, positive and negative thread rods are adjusted in two length location that the length adjustment locating plate is combined together and is bearing on the length adjustment structure installation frame plate, be arranged on two length location and adjust the length location synchronous belt drive mechanism of the end of positive and negative thread rod, this length location synchronous belt drive mechanism comprises and is arranged on two belt wheels that are installed in the thread rod homonymy, be matched with the driving band on the belt wheel, be arranged on the end of a thread rod and hopper length that this thread rod couples location adjusting hand wheel, and adjust the locking handwheel by the length location that pincers are matched with another thread rod end.
Wherein, described length adjustment locking handwheel passes through screw thread fit with the axle pincers, and thread rod passes from these pincers.
When adjusting width, unclamp the width location earlier and adjust the locking handwheel, cw or rotate counterclockwise width location adjusting hand wheel again, thereby driving two positive and negative thread rods of width location adjustment simultaneously rotates simultaneously, spacing between the drive width adjustment locating plate satisfies the positioning requirements of stacking-type hopper width, locks the width location at last and adjusts the locking handwheel.
Thus, stacking-type hopper adjustable positioning device has basic identical and two adjustable positioning devices in identical bottom of function and top of version, adjusts function thereby make stacking-type hopper adjustable positioning device have along the location of hopper length direction; Also possessed along the location of hopper Width and adjusted function.
When changing product specification, as long as according to the product specification size, correspondence is adjusted the correspondingly-sized and the gap of bottom and two adjustable positioning devices in top, then by manually the stacking-type hopper being put into the bottom posting, hopper just is accurately positioned in the space between bottom and the top posting, wait for that material bar handgrip will promote one one of the material bar that gets on by material bar bont and grasp feed box from hopper, be sent to down manufacturing procedure one.
Description of drawings
Figure 1A is the structural representation of the fixed type feeding system of stacking-type hopper of the prior art.
Figure 1B is the structural representation of the fixed type registration device of stacking-type hopper of the prior art.
Fig. 2 A is the structure exploded view according to stacking-type hopper adjustable positioning device of the present utility model.
Fig. 2 B is the structural perspective according to stacking-type hopper adjustable positioning device of the present utility model.
The specific embodiment
Fig. 2 A, 2B are material bar mark machine stacking-type hopper adjustable positioning device scheme drawing described in the utility model.With reference to the accompanying drawings, this stacking-type hopper adjustable positioning device 1 comprises width adjustment structure 10 and length adjustment structure 20, width adjustment structure 10, mainly by erecting frame 102, width location synchronous belt drive mechanism 103, positive and negative thread rod 105 is adjusted in the width location, width adjustment locating plate 106 constitutes, and length adjustment structure 20 is mainly by adapter plate 107, length adjustment locating plate 108, positive and negative thread rod 109 is adjusted in the length location, and the length location is adjusted locking transmission device 110 and formed.
Two width adjustment locatings plate 106 are connected by the positive and negative thread rod 105 enforcement spirals of two width location adjustment that are bearing on the erecting frame 102, the end of two positive and negative thread rods 105 of width location adjustment is provided with width location synchronous belt drive mechanism 103, this width location synchronous belt drive mechanism 103 comprises and is arranged on two belt wheels that are installed in the thread rod homonymy, be matched with the driving band 132 on the belt wheel, be arranged on the end of a thread rod and hopper width that this thread rod couples location adjusting hand wheel 133, and adjust locking handwheel 135 by the width location that pincers 134 are matched with another thread rod end.
Wherein, described width adjustment locking handwheel 133 passes through screw thread fit with axle pincers 134, and thread rod 105 passes from these pincers 134.Like this, when rotational lock handwheel 133, will axle pincers 134 be screwed by screw thread, thereby thread rod is vised.
When adjusting width, unclamp the width location earlier and adjust locking handwheel 104, cw or rotate counterclockwise width location adjusting hand wheel 101 again, thereby driving two positive and negative thread rods 105 of width location adjustment simultaneously rotates simultaneously, spacing between the drive width adjustment locating plate 106 satisfies the positioning requirements of stacking-type hopper width, locks the width location at last and adjusts locking handwheel 104., the structure of hopper length adjustment location is identical with the structure and the method for hopper width adjustment location with method of adjustment, does not repeat them here.
Two block lengths are adjusted locating plate 107 and are be arranged in parallel, two length location are adjusted positive and negative thread rod 109 the length adjustment locating plate are combined together and are bearing on the length adjustment structure installation frame plate 108, length location synchronous belt drive mechanism 110 is arranged on the end that positive and negative thread rod is adjusted in two length location, this length location synchronous belt drive mechanism 110 comprises and is arranged on two belt wheels that are installed in the thread rod homonymy, be matched with the driving band 111 on the belt wheel, be arranged on the end of a thread rod and hopper length that this thread rod couples location adjusting hand wheel 112, and adjust locking handwheel 114 by the length location that pincers 113 are matched with another thread rod end.
Wherein, described length adjustment locking handwheel 114 passes through screw thread fit with axle pincers 113, and thread rod 109 passes from these pincers 113.
When the specification conversion of stacking-type hopper, at first unclamp the width location and adjust the locking handwheel, cw or rotate counterclockwise width location adjusting hand wheel again, thereby driving two positive and negative thread rods of width location adjustment simultaneously rotates simultaneously, spacing between the drive width adjustment locating plate satisfies the positioning requirements of stacking-type hopper width, locks the width location at last and adjusts the locking handwheel.
Next unclamps the length location and adjusts the locking handwheel, cw or rotate counterclockwise length location adjusting hand wheel, thereby driving two positive and negative thread rods of length location adjustment simultaneously rotates simultaneously, spacing between the drive length adjustment locating plate satisfies the positioning requirements of stacking-type hopper length, locks the length location at last and adjusts the locking handwheel.Thereby finish the location adjustment of this this specification hopper.The bottom of hopper is identical with the top alignment adjusting method.