A kind of drilling inserting mechanism for fireworks group basin
Technical field
The present invention relates to the group basin process equipment of combined firework, especially a kind of to make fairlead and insert in fairlead
The device of lead.
Background technology
In the manufacturing process of combined firework, there is the operation for being commonly called as " group basin " together, it is first that the combination of multiple fireworks tubes is in a row
(referred to as cylinder row), and perforating insertion overshoot lead wire (process be referred to as to connect draw) on two adjacent fireworks tubes;Then will
Multiple rows of fireworks tube that the company of completing draws is gluing to be combined into block overall, and the perforating insertion overshoot lead wire on two adjacent smoke evacuation cylindrical fireworks
(process be referred to as to enclose draw).During above-mentioned company draws and encloses and draw, it is required for completing punching inserting and draws work, its operating mechanism
Roughly the same, difference is that the locus of the fireworks tube being processed during two change.
The mechanized production apparatus of combined firework are normally referred to as in the industry " group basin machine " or " firework assembling machine ", and punching is inserted and drawn
Device is an important critical process part of the kind equipment, and its work for completing is:It is multiple in above-mentioned fireworks manufacturing process
After fireworks tube combination in a row, two holes are made a call on each fireworks tube as lead access aperture and hole is picked out, and at adjacent two
The lead access aperture that overshoot lead wire, the i.e. lead in previous fireworks tube pick out hole and latter fireworks tube is inserted between fireworks tube
Middle insertion " ∏ " shape or inverted U-shaped overshoot lead wire, to realize passing fiery function.
A kind of " punching for assembling firework of the Patents documents of the prior art as disclosed in CN102213569A
Insert and draw system ";" a kind of firework numerical control assembling machine " disclosed in CN202158808U etc..Including the pin that can be moved up and down
Bar;" ∏ " shape punching insertion-igniting device of two perforating needle side-by-side parallels composition is installed in shank lower end, relative interior of two perforating needles
Side is provided with approaching channel, the big active tongue of device between two perforating needles, and big active tongue upper end is by spring assembly in shank inner chamber, Radix Angelicae Dahuricae (Radix Heraclei Scabridi)
Dynamic Sublingual side relevant position device can inside and outside stretching motion little active tongue;Also include drawing dress for running wheel, sending for guide channel composition
Put, it is described to send setting between leading-in device and " ∏ " shape punching insertion-igniting device to cut leading-in device.The lead that leading-in device is sent into is sent to be cut off
It is shaped as inverted U-shaped, is embedded in the approaching channel of the relative inner side of two perforating needles, with the descending punching of perforating needle, enters what is accomplished fluently
In fairlead.After perforating needle pumpback resets, that is, realize punching, it is slotting draw synchronously complete.
But, it is existing punching inserting mechanism cause its functional reliability relatively low due to there are following drawbacks, product quality and
Safety lacks guarantee, is extremely difficult to theoretical production efficiency:
1. perforating needle is provided with approaching channel, and needle body cross section is U-shape structure, can cut out U-shaped on papery fireworks tube tongue-shaped
Otch, the tongue-shaped otch of the U-shaped can generally be pressed down and form fairlead, but in the following cases:1) tongue of U-shaped
It is inadequate that piece pushes stroke;2) pushing rear tongue piece has rebound phenomenon.The tongue piece blocking fairlead of U-shaped, can hinder the entrance of lead, drop
It is low to insert the success rate drawn.
2. the needle body that thin wall U shape groove is constituted easily damages ring, changes frequent.
3. when being inverted U-shaped by lead arrangement, lead is included in approaching channel, and during including, syringe needle is easily damaged lead, is broken
It is broken the structural strength of lead.
4. during perforating needle reset pumpback, easily take out of already inserted into lead;Meanwhile, the inwall and lead of approaching channel during pumpback
At a high speed, large area friction, is easily caused lead and is ignited.
The content of the invention
In order to solve above-mentioned drawback, the technical problem to be solved is to provide a kind of making fairlead and is drawing
In string holes insert lead device, reliable and stable work, product quality and safety it is secure, ask to solve above-mentioned technology
Topic, the technical solution used in the present invention is, a kind of drilling inserting mechanism for fireworks group basin, it is characterised in that including two
The molding gathering sill that can be moved up and down, the notch of two molding gathering sills is oppositely arranged;The vallecular cavity of two molding gathering sills
Interior all device needle for trephination, needle for trephination is moved up and down along the vallecular cavity;Device can be up and down between two molding gathering sills
Part is drawn in pushing away for motion;Between two molding gathering sills device can inside and outside stretching motion forming core, in the molding of the state of stretching out
Push away described in core stop and draw the descending of part.
When the mechanism works, first, needle for trephination gets out fairlead along vallecular cavity is descending on fireworks tube, then up reset.
Now, forming core is in overhanging state, pushes away and draws part positioned at forming core top position;Then Song Yin mechanisms send into one section of lead, draw
Line traversed and draw between part and forming core in pushing away;Then to draw part descending for molding gathering sill and pushing away, it is descending during, push away and draw part and be subject to into
The stop of core, both press and are held on lead middle part between the two;The cut-out lead of lead-cutting machine structure action simultaneously;Molding simultaneously
Gathering sill is continued traveling downwardly to fairlead top, it is descending during lead two ends are included in vallecular cavity, and pushing away in the middle part of clamp leads
Draw part and forming core coordinates, it is inverted U-shaped lead that the segment lead after cut-out is arranged;Then forming core is inside contracted, and is pushed away and is drawn part and lose
Stop is continued traveling downwardly, and promotes inverted U-shaped lead to be advanced into fairlead under vallecular cavity.Because needle for trephination and lead share same groove
Chamber is used as guiding, and both registrations are high, so lead is easily entered.Last molding gathering sill draws the up reset of part with pushing away,
The overhanging reset of forming core, to carry out next round processing.
In above-mentioned technical proposal, " drilling " is that pointer tip enters papery fireworks tube cylinder to pierce mode, and is passed through
The extruding expansion of shank, the hole formed on cylinder.The tongue-shaped otch of U-shaped that this kind of hole will not be formed, will not hinder
The entrance of lead.The needle for trephination can be any shape for meeting above-mentioned drilling function.Typically by cone tip and round bar
The composition of shape shank, needle point is normally at the home position in body of rod section.But, due to diameter wire it is thicker compared with needle point, although
Can be expanded through the extruding expansion fairlead of shank, but in order to not loosen after lead insertion, shank can not be excessive.By
This causes the fairlead that the above-mentioned needle point positioned at the center of circle comes outbreak out, it is possible to there is lead and enters difficult situation.Preferably, institute
Needle for trephination is stated including needle point and shank, needle point is located at the neighboring in shank body of rod section along upper, and needle point presses close to the interior of the vallecular cavity
Wall.The needle point of this kind of cam pin is inserted along the inwall of vallecular cavity, and same edge is able to ensure that in the case of the fairlead for coming outbreak out is less
The descending lead of vallecular cavity is smoothly entered.
Preferably, the molding gathering sill upper end connects the first drive mechanism and realizes moving up and down, and described pushing away draws part
Connect the first drive mechanism by the first elastic partss to realize moving up and down.
First drive mechanism action promote molding gathering sill and pushing away to draw simultaneously part is descending, draw the descending of part and be formed core pushing away
When stopped, the first elastic partss (elastic partss such as extension spring, stage clip, torsion spring etc., similarly hereinafter) deformation savings potential energy, in molding in-core
After contracting, elastic partss promote and lose pushing away for stop and draw part and continue traveling downwardly.Avoid mechanism's redundancy complicated;Ensure that pushing away priming holds in the mouth
Connect in time, dynamics is soft suitable.Drive molding gathering sill and push away in the first drive mechanism simultaneously and draw in the up reseting procedure of part, by
In the effect of the first elastic partss, push away and draw resetting time of part and have certain time delay relative to molding gathering sill, during the time delay
Section in, push away draw part push down inserted lead top, it is to avoid molding gathering sill pumpback take out of lead situation occur.
Preferably, the inserting mechanism is provided with the lead-cutting machine structure of linkage, and the lead-cutting machine structure adopts lever cutting knife, lever
Formula cutting knife is provided with the second elastic partss for making it keep setting state, and lever one end is the edge of a knife end for being arranged on guiding profile, thick stick
The bar other end is thrust end, and thrust end has a lead-in chamfered, and lead-in chamfered is pressed on thrust block pad, thrust block pad connection described first
Drive mechanism is realized moving up and down, and lever cutting knife rotation cut-out lead is driven by lead-in chamfered when thrust block pad is descending,
Second elastic partss drive lever cutting knife to reversely rotate and reset when thrust block pad is up.
Ensure that cutting priming work and molding gathering sill and pushing away draws the relevant action cooperation of part promptly and accurately;Avoid mechanism superfluous
Remaining complexity.
Preferably, the forming core realizes inside and outside stretching motion by link gear:Forming core is provided with makes it keep setting
3rd elastic partss of state, the affixed telescopic movable pin of forming core, telescopic movable pin is provided with A and guides domatic, and piece under pressure is provided with
Corresponding B guiding is domatic, and piece under pressure connects first drive mechanism and realizes moving up and down, and piece under pressure comes downwards to flexible work
When dynamic pins position is put, guide domatic cooperation to oppress telescopic movable pin by A, B and inside contract, telescopic movable pin drives forming core to inside contract,
Piece under pressure is up when leaving telescopic movable pins position and putting, and the 3rd elastic partss drive the overhanging reset of forming core.
Only need to rationally determine the spacing of piece under pressure and telescopic movable pin, you can ensure that Retraction and the molding of forming core
Gathering sill and pushing away draws the relevant action of part and coordinates promptly and accurately, it is to avoid mechanism's redundancy is complicated.
In sum, the beneficial effects of the present invention is, 1, mechanism's good operating stability, reliability is high:As long as parts are complete
Good operation is correct, and it is inserted and draws success rate for 100%.2nd, whole mechanism is without consumable accessory;3rd, inserting quality is good:Lead enters smooth;
Fairlead and lead coordinate tight, and the quality of fit of aperture and lead external diameter can reach 0.5~1mm.4th, insert and be introduced through Cheng Buhui
Lead is caused to damage.5th, enable borehole drill construction and inserting mechanism to be integrated in a station and complete its function action, effectively carry
High prebored hole and the slotting crudy drawn;The trouble of running fix is avoided, process time is greatly decreased, improve production efficiency,
Reduce the possibility of failure generation.6th, mechanism is exquisite, and cost is relatively low.
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
Description of the drawings
Fig. 1 is the whole machine dimensional structure diagram of embodiment;
Fig. 2 is the dimensional structure diagram (depicting cover plate 501 in fixed seat 5 in figure) at another visual angle of the whole machine of embodiment;
Fig. 3 is embodiment partial enlargement Structure and Process schematic diagram (preparation state);
Fig. 4 is embodiment partial enlargement Structure and Process schematic diagram (needle for trephination inserts fireworks tube state);
Fig. 5 (gets out needle for trephination uplink state after fairlead 11, this kind draws for embodiment partial enlargement Structure and Process schematic diagram
The tongue-shaped otch of U-shaped that string holes 11 will not be formed, will not hinder the entrance of lead 12);
Fig. 6 is that (needle for trephination send guiding structure to send lead 12, lead to embodiment partial enlargement Structure and Process schematic diagram after resetting
12 traverse draw state between part 4 and forming core 2 in pushing away);
Fig. 7 is that (it is descending that molding gathering sill 3 and pushing away draws part 4 to embodiment partial enlargement Structure and Process schematic diagram, descending process
In, pushing away and draw part 4 and stopped by forming core 2, both press and are held on the middle part of lead 12 between the two;While lever cutting knife
Lead 12 is cut off in 7 actions;Simultaneously molding gathering sill 3 is continued traveling downwardly, and starts the state that shaping is carried out to segment lead 12);
Fig. 8 is that (molding gathering sill 3 is continued traveling downwardly to the top of fairlead 11 embodiment partial enlargement structural representation, descending
During the two ends of lead 12 are included in vallecular cavity 302, and pushing away for the middle part of clamp leads 12 draws part 4 and forming core 2 coordinates, and will cut off
It is inverted U-shaped lead that segment lead 12 afterwards is arranged);
Fig. 9 is embodiment partial enlargement Structure and Process schematic diagram (state that forming core 2 is inside contracted);
Figure 10 is that embodiment partial enlargement Structure and Process schematic diagram (is pushed away to draw part 4 and lose stop and continued traveling downwardly, and promote U
Shape lead 12 is advanced into fairlead 11 under vallecular cavity 302;Push away and draw resetting time of part 4 and have necessarily relative to molding gathering sill 2
Time delay);
Figure 11 is that (reflection forming core 2 realizes interior external extension fortune to embodiment partial enlargement structural representation by link gear
Dynamic mechanism's composition);
Figure 12 is that embodiment partial enlargement structural representation (reflects that forming core 2 is realized by link gear from another visual angle
Mechanism's composition of inside and outside stretching motion);
Figure 13 is the internal structure schematic diagram of embodiment linear bearing overcoat axle 404;
Figure 14 is the structural representation of needle for trephination.
Accompanying drawing marks explanation:1- needle for trephination, 101- shank connectors, 102- boring cylinders, 103- needle points, 104- shanks,
2- forming cores, 201- forming core stage clips, 202- telescopic movable pins, 3- molding gathering sills, 301- groove end plates, 302- vallecular cavities, 4- is pushed away
Draw part, 401- is pushed away and drawn part distance rod, guide shaft in 402- linear bearings, and 403- is pushed away and drawn part relay plate, 404- linear bearing overcoat axles,
405- inner sleeve stage clips, 406- stroke positioning components, 407- overcoat axle spring-compressed nuts, 5- fixed seats, 501- cover plates, 6- is inserted and drawn
Cylinder thrust plate, 7- lever cutting knifes, 701- cutting knife extension springs, 8- inserts bleed cylinder, and 9- clampings send running wheel group, 901- to send skirt road,
902- send and draws motor, 10- papery fireworks tubes, 11- fairleads, 12- leads,
Specific embodiment
Referring to Fig. 1, reflect a kind of concrete structure of the present invention, the drilling inserting mechanism for fireworks group basin, including
Two can (under being towards fireworks tube direction in scheming, otherwise for upper, similarly hereinafter) the molding gathering sill 3 of back and forth movement up and down, two
The notch of molding gathering sill 3 is oppositely arranged;The interior all device needle for trephination 1 of the vallecular cavity 302 of two molding gathering sills 3, needle for trephination 1 is along institute
State vallecular cavity 302 to move up and down;What device can be moved up and down between two molding gathering sills 3 push away draws part 4;Two molding
Between gathering sill 3 device can it is inside and outside (lower section of diagram is interior, on the contrary for outer, similarly hereinafter) forming core 2 of stretching motion, in stretching out
The forming core 2 of state stops that described pushing away draws the descending of part 4.
The groove end plate 301 of the upper end of molding gathering sill 3 connects the first drive mechanism by inserting bleed cylinder thrust plate 6 ---
Slotting bleed cylinder 8 is realized moving up and down.Needle for trephination 1 connects boring cylinder 102 and realizes up and down by shank connector 101
Motion.
Incorporated by reference to Figure 14, the needle for trephination includes needle point 103 and shank 104, and needle point 103 is located at the body of rod section of shank 104
Neighboring along upper, needle point 103 presses close to the inwall of the vallecular cavity 302, rather than presses close to notch.So that the aperture of fairlead 11 is use up
It is possible little.
Described pushing away is drawn part 4 and is realized up and down by inserting to draw the connection of the elastic partss of part distance rod 401 and first and insert bleed cylinder 8
Motion:First elastic partss include guide shaft 402 and linear bearing overcoat axle 404 in linear bearing, in linear bearing on guide shaft 402
It is set with inner sleeve stage clip 405 and runs on the inner chamber of linear bearing overcoat axle 404, guide shaft 402 is additionally provided with stroke and determines in linear bearing
Hyte part 406, linear bearing overcoat axle 404 draws the affixed slotting bleed cylinder thrust plate 6 of part relay plate 403 by pushing away, and inserts and draws part thrust
The lower end of guide shaft 402 in the connection linear bearing of bar 401.
Slotting bleed cylinder 8 is sequentially by inserting bleed cylinder thrust plate 6, pushing away and draw guide shaft 402 in the driving linear bearing of part relay plate 403
With the DL synchronization of linear bearing overcoat axle 404, guide shaft 402 is pushed away and drawn under part 4 by inserting to draw part distance rod 401 and drive in linear bearing
OK, push away to draw part 4 and be formed core 2 and stopped, in linear bearing guide shaft 402 stop it is descending, under linear bearing overcoat axle 404 continues
OK, with reference to Figure 13, the compression inner sleeve of overcoat axle spring-compressed nut 407 stage clip 405, after forming core 2 is retracted, inner sleeve stage clip 405
Promote guide shaft 402 in linear bearing descending.
The inserting mechanism is provided with the lead-cutting machine structure of linkage, and the lead-cutting machine structure adopts lever cutting knife 7, lever cutting knife
7 be provided with make its keep setting state the second elastic partss --- cutting knife extension spring 701, lever one end is to be arranged on guiding profile
Edge of a knife end, the lever other end is thrust end, and thrust end has a lead-in chamfered, and lead-in chamfered is pressed on slotting bleed cylinder thrust plate 6,
The connection of slotting bleed cylinder thrust plate 6 is inserted bleed cylinder 8 and realizes moving up and down, insert bleed cylinder thrust plate 6 it is descending when it is oblique by guiding
Face drives lever cutting knife 7 to rotate cut-out lead, insert bleed cylinder thrust plate 6 it is up when cutting knife extension spring 701 drive lever cutting knife 7
Reversely rotate and reset.
With reference to Figure 11,12, the forming core realizes inside and outside stretching motion by link gear:Forming core 2 is provided with protects it
Hold the 3rd elastic partss --- the forming core stage clip 201 of the state of stretching out, the affixed telescopic movable pin 202 of forming core 2, telescopic movable pin
202 are provided with A guides domatic, inserts bleed cylinder thrust plate 6 and is provided with corresponding B guiding domatic 601, inserts bleed cylinder thrust plate 6 descending
To telescopic movable pin 202 position when, guide domatic cooperation to oppress telescopic movable pin 202 by A, B and inside contract, telescopic movable pin
202 drive forming cores 2 are inside contracted, and forming core stage clip 201 shrinks deformation, and slotting bleed cylinder thrust plate 6 is up to leave telescopic movable pin 202
During position, forming core stage clip 201 drives the overhanging reset of forming core 2.
The workflow of mechanism is repeated no more referring to Fig. 2-10 and its description of the drawings.
The above-mentioned implementation of present invention description is merely to clearly illustrate technical scheme, and be not understood that
It is that any restriction is made to the present invention.The present invention there is known various replacements or deformation in the art, without departing from
On the premise of essential meaning of the present invention, protection scope of the present invention is each fallen within.