A kind of for lifting device at the bottom of the mould of bottle-making machine
Technical field
The utility model relates to glasswork manufacturing technology field, is specifically a kind of for lifting device at the bottom of the mould of bottle-making machine.
Background technology
Shown in Figure 1, lifting device at the bottom of existing mould is installed on the top rotary table 2 of bottle-making machine, it comprises screw rod 3, governor lever 4, the mould base 5 of disc structure and the gear stand 1 that is fixedly installed in bottom top rotary table 2, the interior of this gear stand 1 has been horizontally disposed with driving toothed gear 11, transmitting gear 12 and follower gear 13 from front to back successively, open holes is offered in the middle part of driving toothed gear 11, offer threaded hole in the middle part of follower gear 13, and transmitting gear 12 engages with driving toothed gear 11 and follower gear 13 respectively; Governor lever 4 is from top to bottom through top rotary table 2, and lower end is plugged in the open holes of driving toothed gear 11; Mould base 5 is horizontally placed on the top of screw rod 3, and screw rod 3 is from top to bottom successively through the threaded hole of top rotary table 2, follower gear 13, and its lower end passes from the diapire of gear stand 1, and the threaded hole thread fit of screw rod 3 and follower gear 13.During work, operator's rotary regulating lever 4, makes driving toothed gear 11 rotate, and then drives follower gear 13 to rotate by transmitting gear 12, makes to be with dynamic model base 5 to carry out up-and-down movement with the screw rod 3 of follower gear 13 thread fit.Top rotary table 2 is the basic part of rotary type bottle-making machine, is into the erecting stage of mould holder, slip ring, mould base 5,
But, due to the screw rod 3 in lifting device at the bottom of above-mentioned mould directly and the threaded hole thread fit of follower gear 13, make screw rod 3 synchronously should carry out up-and-down movement with mould base 5, keep radial positioning stablity again, the mould base 5 on screw rod 3 top is caused easily to rock, be unfavorable for the shaping of glasswork, and then have impact on the quality of glasswork.
Utility model content
For the defect existed in prior art, the purpose of this utility model is to provide a kind of for lifting device at the bottom of the mould of bottle-making machine, and the mould base of screw tip can not produce and rock, and is beneficial to the shaping of glasswork, has ensured the quality of glasswork.
For reaching above object, the technical scheme that the utility model is taked is: a kind of for lifting device at the bottom of the mould of bottle-making machine, be installed on the top rotary table of bottle-making machine, it gear stand comprising screw rod, governor lever, mould base and be fixedly installed in bottom top rotary table, this gear stand has container cavity, in container cavity, diapire has been horizontally disposed with driving toothed gear, transmitting gear and follower gear from front to back successively, and transmitting gear engages with driving toothed gear and follower gear respectively; The first open holes is offered in the middle part of driving toothed gear, governor lever is through top rotary table, and bottom is plugged in described first open holes, and described top rotary table offers the 3rd open holes, be fitted with an orienting sleeve in 3rd open holes, the inner side-wall of orienting sleeve vertically offers a guide path; Described mould base comprises horizontally disposed pallet and is arranged at the mount pad of tray bottom, and the outer side wall of mount pad is vertically provided with a feather key matched with guide path, and mount pad is plugged in orienting sleeve; The top of mount pad offers first through hole, and the bottom of mount pad offers a tapped through hole be communicated with the first through hole; The top screw thread of described screw rod is arranged in tapped through hole; Offer the second open holes in the middle part of follower gear, the lower end of screw rod is plugged in the second open holes of follower gear.
On the basis of technique scheme, be fitted with the locating shaft of a hollow in the middle part of described pallet, the bottom sides of this locating shaft is along being outwards bent to form stop section; The bottom of pallet has the step surface of an indent; The top of described mount pad is arranged with a chuck, and the middle part of this chuck offers the second through hole; The stop section of locating shaft is held in step surface by chuck by mount pad, and the locating shaft of the first through hole, the second through hole and hollow is communicated with.
On the basis of technique scheme, also comprise the air guide support being sheathed on screw rod, and in air guide support, there is the first vent passages, there is in screw rod the second vent passages; The input terminus of the first vent passages is communicated with the gas-holder of peripheral hardware by conduit, and the output terminal of the first vent passages is communicated with the second vent passages input terminus, and the second vent passages output terminal is communicated with the first through hole in mount pad.
On the basis of technique scheme, described first vent passages is horizontally placed in air guide support.
On the basis of technique scheme, described second vent passages is vertically arranged in screw rod.
On the basis of technique scheme, described transmitting gear is fixedly installed in diapire in gear stand by gear shaft.
On the basis of technique scheme, described air guide support level is arranged in gear stand, and is positioned at the top of follower gear.
On the basis of technique scheme, the tray top of described mould base is also provided with a cushion block.
The beneficial effects of the utility model are:
1, in the utility model, the top of screw rod is inserted in the tapped through hole of mount pad, the lower end of screw rod is plugged in the second open holes of follower gear, visible, mould base is that the tapped through hole by coordinating with screw flight realizes up-and-down movement, and screw rod itself can not carry out up-and-down movement, simultaneously, a guide path is vertically offered at the inner side-wall of orienting sleeve, a feather key is vertically provided with at the outer side wall of the mount pad of mould base, carry out spacing by guide path and feather key to the up-and-down movement of mould base, no longer need screw rod to carry out radial location.Therefore, because screw rod neither needs synchronously to carry out up-and-down movement with mould base, also need not carry out radial location to the up-and-down movement of mould base, the mould base of screw tip can not be produced and rock, be beneficial to the shaping of glasswork, ensured the quality of glasswork.
2, in the utility model, cooling gas in the gas-holder of peripheral hardware can successively by the first vent passages, the second vent passages in screw rod, the first through hole in mount pad, the second through hole of chuck, the locating shaft of hollow in air guide support, cool at the bottom of the mould on mould base, shorten the cooling time at the bottom of mould, be conducive to specialty products shaping.
3, in the utility model, air guide support level is arranged in gear stand, and is positioned at the top of follower gear, and therefore, air guide support, to while cooling at the bottom of the mould on mould base, can not produce the up-and-down movement of mould base and hinder.
4, in the utility model, mould base being also provided with cushion block, therefore, it is possible to process being positioned on cushion block at the bottom of highly less mould, making lifting device at the bottom of mould can be applicable to, at the bottom of dissimilar mould, improve handiness.
Accompanying drawing explanation
Fig. 1 is the sectional view of lifting device at the bottom of traditional mould;
Fig. 2 is the structural representation for lifting device at the bottom of the mould of bottle-making machine in the utility model embodiment;
Fig. 3 is the phantom view for lifting device at the bottom of the mould of bottle-making machine in the utility model embodiment;
Fig. 4 be in Fig. 3 A-A to sectional view.
Reference numeral:
1-gear stand; 11-driving toothed gear; 12-transmitting gear; 13-follower gear;
2-top rotary table;
3-screw rod; 31-second vent passages;
4-governor lever;
5-mould base; 51-pallet; 52-mount pad; 53-feather key; 54-first through hole; 55-locating shaft; 56-stop section; 57-chuck; 58-second through hole;
6-orienting sleeve; 61-guide path;
7-air guide support; 71-first vent passages;
8-gear shaft.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Shown in Fig. 2 and Fig. 3, the utility model embodiment provides a kind of for lifting device at the bottom of the mould of bottle-making machine, be installed on the top rotary table 2 of bottle-making machine, it gear stand 1 comprising screw rod 3, governor lever 4, mould base 5 and be fixedly installed in bottom top rotary table 2, this gear stand 1 has container cavity, the interior diapire of container cavity driving toothed gear 11, transmitting gear 12 and follower gear 13 have been horizontally disposed with from front to back successively, and transmitting gear 12 engages with driving toothed gear 11 and follower gear 13 respectively, by the motion transmission of driving toothed gear 11 to follower gear 13; Concrete, described transmitting gear 12 is fixedly installed in diapire in gear stand 1 by gear shaft 8.Offer the first open holes in the middle part of driving toothed gear 11, governor lever 4 is through top rotary table 2, and bottom is plugged in the first open holes of driving toothed gear 11, when governor lever 4 rotary motion, is moved by drive driving toothed gear 11.Described top rotary table 2 offers the 3rd open holes, is fitted with an orienting sleeve 6 in the 3rd open holes, and the inner side-wall of orienting sleeve 6 vertically offers a guide path 61; The mount pad 52 that described mould base 5 comprises horizontally disposed pallet 51 and is arranged at bottom pallet 51, the outer side wall of mount pad 52 is vertically provided with a feather key 53 matched with guide path 61, and mount pad 52 is plugged in orienting sleeve 6, undertaken spacing by the up-and-down movement of guide path 61 and feather key 53 pairs of mould bases 5; The inside of mount pad 52 has first through hole 54, and this first through hole 54 can either be used for the top holding screw rod 3, realizes the lifting of mould base 5; Also can be used in the locating shaft 55 cooling gas in the second vent passages 31 being delivered to hollow, realize the cooling at the bottom of to mould.The bottom of mount pad 52 offers a tapped through hole be communicated with the first through hole 54; The top screw thread of described screw rod 3 is arranged in tapped through hole, and mould base 5 is by realizing up-and-down movement with the tapped through hole of screw rod 3 thread fit; Offer the second open holes in the middle part of follower gear 13, the lower end of screw rod 3 is plugged in the second open holes of follower gear 13, when follower gear 13 moves, is rotated by drive screw rod 3.
Shown in Fig. 3 and Fig. 4, preferably, be fitted with the locating shaft 55 of a hollow in the middle part of the pallet 51 of described mould base 5, the bottom sides of this locating shaft 55 is along being outwards bent to form stop section 56; The bottom of pallet 51 has the step surface of an indent; The top of described mount pad 52 is arranged with a chuck 57, and the middle part of this chuck 57 offers the second through hole 58; The stop section 56 of locating shaft 55 is held in step surface by chuck 57 by mount pad 52, and the locating shaft 55 of the first through hole 54, second through hole 58 and hollow is communicated with.In addition, lifting device at the bottom of mould also comprises the air guide support 7 being sheathed on screw rod 3, concrete, and described air guide support 7 is horizontally placed in gear stand 1, and is positioned at the top of follower gear 13.There is in air guide support 7 first vent passages 71, there is in screw rod 3 second vent passages 31; Concrete, described first vent passages 71 is horizontally placed in air guide support 7, and described second vent passages 31 is vertically arranged in screw rod 3, makes the shortest path of the first vent passages 71 and the second vent passages 31, is beneficial to and carries cooling gas fast.The input terminus of the first vent passages 71 is communicated with the gas-holder of peripheral hardware by conduit, and the output terminal of the first vent passages 71 is communicated with the second vent passages 31 input terminus, and the second vent passages 31 output terminal is communicated with the first through hole 54 in mount pad 52.Cooling gas in the gas-holder of peripheral hardware can successively by the locating shaft 55 of the first vent passages 71 in air guide support 7, the second vent passages 31 in screw rod 3, the first through hole 54 in mount pad 52, hollow, cool at the bottom of the mould on mould base 5, shorten the cooling time at the bottom of mould, improve working efficiency.
Preferred, pallet 51 top of described mould base 5 is also provided with a cushion block, can process being positioned on cushion block at the bottom of highly less mould, makes lifting device at the bottom of mould can be applicable to, at the bottom of dissimilar mould, improve handiness.
The principle of work that the utility model is used for lifting device at the bottom of the mould of bottle-making machine is:
Operator's rotary regulating lever 4, makes driving toothed gear 11 rotate thereupon, and the power of driving toothed gear 11 is delivered to follower gear 13 by transmitting gear 12, and then drives screw rod 3 rotary motion.Screw rod 3 is by driving mould base 5 to carry out up-and-down movement with the tapped through hole of its thread fit, and meanwhile, the feather key on mount pad 52 outer side wall, guide path 61 cooperating with on orienting sleeve 6 inner side-wall, carries out spacing to the up-and-down movement of mould base 5.
Further, operator open the gas-holder of peripheral hardware, cooling gas in gas-holder is successively by the first vent passages 71, the second vent passages 31 in screw rod 3, the first through hole 54 in mount pad 52, the second through hole 58 of chuck 57, the locating shaft 55 of hollow in air guide support 7, and then cool at the bottom of the mould on mould base 5, shorten the cooling time at the bottom of mould, improve working efficiency.
The utility model is not only confined to above-mentioned preferred forms; anyone can draw other various forms of products under enlightenment of the present utility model; no matter but any change is done in its shape or structure; every have identical with the utility model or akin technical scheme, all within its protection domain.