A kind of tubing punching swell-shrink interior axis mechanism of close flute profile
Technical field
The utility model belongs to tubing reprocessing apparatus field, and in particular to a kind of tubing punching is swell-shrink interior with close flute profile
Axis mechanism.
Background technology
Existing technical scheme is the upper semiaxis of interior axle point and lower semiaxis, and the faying face of upper and lower semiaxis is a whole inclined-plane, pipe
, it is necessary to which a special people is fully drawn out lower semiaxis out of finished tubes after the completion of material punching, finished product could be extracted out by another people
Pipe, human cost is high, and labor intensity is big;Extracting interior axle out needs extra holding time, it is also necessary to separately resets, interior axle abrasive wear
It hurry up, and easily scratch tubing, reduce production efficiency, final product quality is unstable.
Utility model content
The purpose of this utility model is the provision of a kind of tubing punching swell-shrink interior axis mechanism of close flute profile, interior axle motion
Action is synchronously automatically performed during mold work, can be saved a people for taking out interior axle, be saved human cost, improve life
Produce efficiency;Interior axle is not easy wear-out life length, and final product quality is stable;Interior shaft length can be segmented freely according to the tube length processed
Splicing, the difficulty of processing and processing cost of interior axle are substantially reduced, it is high to the adaptability of product length;Interior axis mechanism integrally can be upper and lower
Float, it is convenient to pick and place pipe.
For the above-mentioned purpose, major technique solution of the present utility model be to provide a kind of punching of tubing can with close flute profile
Collapse interior axis mechanism, including the deep-slotted chip breaker that upper mould, upper the mould punching pin, lower mould and the lower mould that are provided with are provided with, outer lead is fixed with lower mould
Post, outer guiding post are arranged with floating seat and outer bush moving up and down successively from down to up, and outer bush is connected solid with floating seat
Fixed, outer guiding post free end is connected with outer connecting plate, and the floating seat spring being set on outer guiding post is provided between floating seat bottom and lower mould,
Floating seat is provided with and abutted with deep-slotted chip breaker and the crescent of coaxial line, is provided with and can axially be moved left and right down along crescent in crescent
Axle connects, and lower axle connects top and connect provided with upper axle, and lower axle has been sequentially connected with lower axle and lower spindle nose close to one end of deep-slotted chip breaker, and upper axle approaches
One end of deep-slotted chip breaker has been sequentially connected with axle and upper spindle nose, and floating seat, which is provided with sequentially to connect to connect with lower axle through upper axle, is fixed on crescent moon
The inner guiding post of trench bottom, it is arranged with inner guiding post and is fixed on axle and connects top and the interior guide pin bushing that can be moved up and down along inner guiding post, it is interior
Guide pillar free end is connected with interior connecting plate, and the drop axle spring being set on inner guiding post is provided between interior guide pin bushing and interior connecting plate, and lower axle connects
Interior to be provided with cam path, interior connecting plate, upper axle connect, floating seat and lower mould correspond to cam path and be equipped with a through hole, four through holes and cam
Groove is collectively forming a bar passage, is arranged with the drive rod that upper end is fixed on mould in bar passage, and drive rod is provided with one section can be with
Cam path coordinates and then drives lower axle to connect the rake moved left and right, at the top of lower axle and upper axle bottom be equipped with by multiple teeth it is prominent and
The teeth groove mechanism that multiple grooves interval settings are formed, deep-slotted chip breaker are provided with cotter way, and cotter way bottom has been sequentially connected with floating pin spring and floated
Dynamic pin, upper mould are fixed with pre- wedge, and pre- wedge inner sleeve is provided with depression bar moving up and down, installed between pre- wedge and depression bar top
There is wedge spring.
The cotter way is made up of the plug screw of pin-and-hole and pin-and-hole bottom, and the pin top of floating connects high oblique in side for nearly lower axle
Face, pin upper support of being floated under floating pin spring force effect are stayed axle, when upward axis and lower outer shaft sleeve have workpiece pipe, are floated
Withstand workpiece pipe in dynamic pin top.
When the upper modular belt moves drive rod oscilaltion, the rake of drive rod coordinates with cam cell wall promotes lower axle to connect a left side
Move right, moved left and right so that connecing rigidly connected lower axle in the deep-slotted chip breaker of lower mould with lower axle.
Be provided between the outer bush and outer connecting plate and be set in buffering ring on outer guiding post, mitigate outer bush and outer connecting plate it
Between collision impact, increase the life-span.
Four outer guiding posts are fixed with the lower mould, floating seat is set on four outer guiding posts simultaneously, is led outside described four
Two free ends of the free end homonymy of post are one group and are connected on two outer connecting plates that the pre- wedge inner sleeve is provided with two
Depression bar moving up and down, described two outer connecting plates are equipped with one and are used for the breach that depression bar passes through, and floating seat front and rear sides are equal
Preceding cover fillet on lower mould is fixed on provided with one, a side cover bar being fixed on lower mould is equipped with left and right sides of floating seat, when upper mould
Depression bar oscilaltion is driven during oscilaltion, and promotes or unclamps floating seat, while floating seat floats under the promotion of floating seat spring
Dynamic seat can fluctuate together with outer bush and the parts being installed on floating seat along outer guiding post.
The pillar for reinforcing is connected between the interior connecting plate and floating seat.
The spring base being set on inner guiding post, the spring for being subject to interior guide pin bushing are provided between the interior guide pin bushing and drop axle spring
Power is evenly stablized.
The lower axle connects the pipe length that can be processed as needed between lower spindle nose and connects multiple lower axles, and the upper axle connects
The pipe length that can be processed as needed between upper spindle nose connects multiple upper axles, and upper axle top end face is uniformly provided with several semicircles
The support chip of shape.
The upper axle and upper axle connect between, between upper axle and upper spindle nose, lower axle and lower axle connect between, lower axle and lower spindle nose it
Between fixed by screw and straight pin, interior axis mechanism connects including lower axle to be connected the upper axle being provided with lower axle and connects, and lower axle connects sequentially
Lower axle and lower spindle nose are connected with, upper axle, which connects, has been sequentially connected with axle and upper spindle nose.
Implement action process:Turned left outside upper spindle nose and lower spindle nose from the right side and penetrate pipe, pipe left end surface side, which promotes, floats
Inclined-plane is sold, and then compresses floating pin spring, the pin that floats is supported below pipe above, is made under pipe inner surface bottom fitting lower axle
Surface, after pipe shifts position onto to the left, upper mould is descending, and depression bar pushes down floating seat through breach, and seat spring is floated in the descending compression of floating seat,
Depression bar promotes the wedge spring-compressed on top, stops under the contact of floating seat bottom during mould;Now upper mould continues traveling downwardly, and depression bar continues
The wedge spring-compressed on top is promoted, the left side contact of incline plane lower axle of drive rod rake connects the left side inclined-plane of cam path, promotes
Lower axle connects to be moved to the left with rigidly connected lower axle, and the tooth in the teeth groove mechanism on lower axle top is prominent to be coordinated from original with upper axle groove
It is changed into dashing forward with the tooth of upper axle and coordinates, and then upper axle moves up, until upper axle outer surface stretching pipe inner surface;Now upper mould after
It is continuous descending, the punching pin punching pin on mould is installed on into the space between two neighboring support chip, is started blanking of circular pipe, is made pipe
On be cut out groove;Then upper mould starts up, and punching pin is deviate from upper mould out of pipe;Upper mould continues up, drive rod rake
Right side contact of incline plane lower axle connect the right side inclined-plane of cam path, promote lower axle to connect and moved right with rigidly connected lower axle, dropped
Under the effect of axle spring force, upper axle connects and upper axle moves down together with interior guide pin bushing along inner guiding post, in the teeth groove mechanism of upper axle bottom
Tooth it is prominent be changed into coordinating with the groove of lower axle from dashing forward to coordinate with the tooth of lower axle just now, make axle surface and pipe inner surface into release
State;Upper mould continuation is up, departs from below depression bar above floating seat, and the wedge spring on depression bar top reverts to original state,
Under floating seat spring force effect, floating seat floats to stopping when being bonded outer connecting plate above buffering ring, when floating seat floats up, company
Connect with lower axle, lower axle and upper axle float, and pipe lower surface is departed from the deep-slotted chip breaker inwall of lower mould, upper mould continues up until upper mould
Stop during top dead centre, then, manually extract pipe finished product out to the right, the pin that floats rises under the elastic force of floating pin spring supports lower axle
Below, a working cycles are so far completed.
The beneficial effects of the utility model are:Interior axle athletic performance is synchronously automatically performed during mold work, can be saved
A people for taking out interior axle is saved, human cost is saved, improves production efficiency;Interior axle is not easy wear-out life length, and final product quality is steady
It is fixed;Interior shaft length can be segmented free splicing according to the tube length processed, and substantially reduce the difficulty of processing of interior axle and be processed into
This, it is high to the adaptability of product length;Interior axis mechanism can integrally fluctuate, and it is convenient to pick and place pipe.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the utility model one,
Fig. 2 is the sectional view of Fig. 1 embodiments,
Fig. 3 is the sectional view of the C-C in Fig. 2,
Fig. 4 is the sectional view of the D-D in Fig. 2,
In figure:Lower mould 1, upper mould 2, floating seat spring 3, outer guiding post 4, outer connecting plate 5, screw 6, plug screw 7, floating seat 8, outer bush
9th, buffering ring 10, pillar 11, inner guiding post 12, interior connecting plate 13, cotter way 14, floating pin 15, floating pin spring 16, rake 17, pipe
18th, punching pin 19, drive rod 20, pre- wedge 21, depression bar 22, wedge spring 23, lower axle 24, lower axle connect 25, lower spindle nose 26, upper axle
27th, it is prominent 35, recessed to connect 28, interior guide pin bushing 29, spring base 30, drop axle spring 31, upper spindle nose 32, preceding cover fillet 33, side cover bar 34, tooth for upper axle
Groove 36, breach 37, deep-slotted chip breaker 38, crescent 39, through hole 40, support chip 41, cam path 42.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, every other embodiment that those of ordinary skill in the art are obtained all belongs to
In the scope of the utility model protection.
As Figure 1-Figure 4, a kind of tubing punching swell-shrink interior axis mechanism of close flute profile described by the present embodiment, including
The deep-slotted chip breaker 38 that punching pin 19, lower mould 1 and the lower mould 1 that upper mould 2, upper mould 2 are provided with are provided with, outer guiding post 4 is fixed with lower mould 1, is led outside
Post 4 is arranged with floating seat 8 and outer bush 9, outer bush 9 moving up and down and is connected with floating seat 8 successively from down to up,
The free end of outer guiding post 4 is connected with outer connecting plate 5, and the floating seat bullet being set on outer guiding post 4 is provided between the bottom of floating seat 8 and lower mould 1
Spring 3, floating seat 8 are provided with and abutted with deep-slotted chip breaker 38 and the crescent of coaxial line 39, and being provided with crescent 39 can be along the axle of crescent 39
The lower axle moved left and right connects 25, and lower axle connects 25 tops and connects 28 provided with upper axle, and one end that lower axle connects 25 nearly deep-slotted chip breakers 38 sequentially connects
Two lower axles 24 and once spindle nose 26 are connected to, one end that upper axle connects 28 nearly deep-slotted chip breakers 38 has been sequentially connected with two upper axles 27 and one
Spindle nose 32, floating seat 8 be provided with sequentially through upper axle connect 28 and lower axle connect 25 inner guiding posts 12 for being fixed on the bottom of crescent 39, inside lead
It is arranged with post 12 and is fixed on axle and connects 28 tops and the interior guide pin bushing 29 that can be moved up and down along inner guiding post 12, the free end of inner guiding post 12
Interior connecting plate 13 is connected with, the drop axle spring 31 being set on inner guiding post 12 is provided between interior guide pin bushing 29 and interior connecting plate 13, lower axle connects
Cam path 42 is provided with 25, interior connecting plate 13, upper axle connect 28, floating seat 8 and the corresponding cam path 42 of lower mould 1 is equipped with a through hole 40,
Four through holes 40 and cam path 42 are collectively forming a bar passage, and the drive rod 20 that upper end is fixed on mould 2 is arranged with bar passage,
Drive rod 20 is provided with one section can coordinate and then drive lower axle to connect 25 rakes 17 moved left and right with cam path 42, and lower axle 24 is pushed up
Portion and the bottom of upper axle 27 are equipped with is arranged at intervals the teeth groove mechanism formed by multiple teeth prominent 35 and multiple grooves 36, and deep-slotted chip breaker 38 is set
There is cotter way 14, the bottom of cotter way 14 has been sequentially connected with floating pin spring 16 and floating pin 15, upper mould 2 and has been fixed with pre- wedge 21, pre- wedge
Depression bar 22 moving up and down is arranged with 21, wedge spring 23 is installed between the pre- top of wedge 21 and depression bar 22.
The cotter way 14 is made up of pin-and-hole and the plug screw of pin-and-hole bottom 7, and the top of floating pin 15 connects 25 1 for nearly lower axle
The high inclined-plane in side, the upper support of floating pin 15 is stayed axle 24 under floating pin spring 16 elastic force effect, when upward axis 27 and lower axle 24
When being cased with workpiece pipe 18 outside, workpiece pipe 18 is withstood on the top of floating pin 15.
When the upper mould 2 drives 20 oscilaltion of drive rod, the rake 17 of drive rod 20 coordinates with the wall of cam path 42 to be pushed away
Dynamic lower axle connects 25 and moved left and right, and is moved so that connecing 25 rigidly connected lower axles 24 left and right in the deep-slotted chip breaker 38 of lower mould 1 with lower axle
It is dynamic.
It is provided between the outer bush 9 and outer connecting plate 5 and is set in buffering ring 10 on outer guiding post 4, mitigates outer bush 9 and outer
Collision impact between connecting plate 5, increase the life-span.
Four outer guiding posts 4 are fixed with the lower mould 1, floating seat 8 is set on four outer guiding posts 4 simultaneously, described four
Two free ends of the free end homonymy of outer guiding post 4 are connected on two outer connecting plates 5 for one group, the pre- inner sleeve of wedge 21
Provided with two depression bars 22 moving up and down, described two outer connecting plates 5 are equipped with one and are used for the breach 37 that depression bar 22 passes through, and float
The dynamic front and rear sides of seat 8 are equipped with a preceding cover fillet 33 being fixed on lower mould 1, and the left and right sides of floating seat 8 is equipped with one and is fixed on down
Side cover bar 34 on mould 1, the oscilaltion of depression bar 22 is driven when upper 2 oscilaltion of mould, and promote or unclamp floating seat 8, simultaneously
For floating seat 8 under the promotion of floating seat spring 3, floating seat 8 can edge together with outer bush 9 and the parts being installed on floating seat 8
Outer guiding post 4 fluctuates.
The pillar 11 for reinforcing is connected between the interior connecting plate 13 and floating seat 8.
The spring base 30 being set on inner guiding post 12 is provided between the interior guide pin bushing 29 and drop axle spring 31, makes interior guide pin bushing 29
The spring force being subject to evenly is stablized.
The lower axle connects the pipe length that can be processed as needed between 25 and lower spindle nose 26 and connects multiple lower axles 24, described
Upper axle connects the pipe length that can be processed as needed between 28 and upper spindle nose 32 and connects multiple upper axles 27, and the upper top end face of axle 27 is uniform
Provided with several semicircular support chips 41.
The upper axle 27 and upper axle connect 28 between, between upper axle 27 and upper spindle nose 32, lower axle 24 and lower axle connect 25 between, under
Fixed between axle 24 and lower spindle nose 26 by screw 6 and straight pin.
Implement action process:Pipe 18 is penetrated in outer turned left from the right side of upper spindle nose 32 and lower spindle nose 26, the left end surface side of pipe 18
The inclined-plane of floating pin 15 is promoted, and then compresses floating pin spring 16, floating pin 15 is supported below pipe 18 above, makes table in pipe 18
Face bottom is bonded the lower surface of lower axle 24, and after pipe 18 shifts position onto to the left, upper mould 2 is descending, and depression bar 22 is pushed down floating through breach 37
Dynamic seat 8, the floating seat spring 3 of the descending compression of floating seat 8, depression bar 22 promote the wedge spring 23 on top to compress, the contact of the bottom of floating seat 8
Stop during lower mould 1;Now upper mould 2 continues traveling downwardly, and the wedge spring 23 that depression bar 22 continues to press on top compresses, and drive rod 20 tilts
The left side contact of incline plane lower axle in portion 17 connects the left side inclined-plane of 25 cam paths 42, promote lower axle connect 25 and rigidly connected lower axle 24 to
Move left, the tooth in the teeth groove mechanism on the top of lower axle 24 prominent 35 coordinates the tooth being changed into upper axle 27 from original with the upper groove 36 of axle 27
Prominent 35 coordinate, and then upper axle 27 moves up, until the upper inner surface of 27 outer surface stretching pipe of axle 18;Under now upper mould 2 continues
OK, the space that the punching pin 19 of punching pin 19 on mould 2 enters between two neighboring support chip 41 is installed on, starts blanking of circular pipe 18,
Make to be cut out groove on pipe 18;Then upper mould 2 starts up, and punching pin 19 is deviate from upper mould 2 out of pipe 18;On upper mould 2 continues
OK, the right side contact of incline plane lower axle of the rake 17 of drive rod 20 connects the right side inclined-plane of 25 cam paths 42, promotes lower axle to connect 25 and just
Property connection lower axle 24 move right, drop the elastic force of axle spring 31 effect under, upper axle connect 28 and upper axle 27 together with the interior edge of guide pin bushing 29
Inner guiding post 12 moves down, and the tooth in the teeth groove mechanism of the upper bottom of axle 27 prominent 35 is changed into from 35 cooperations of being dashed forward just now with the tooth of lower axle 24
Coordinate with the groove 36 of lower axle 24, make the surface of axle 27 and the inner surface of pipe 18 into releasing orientation;Upper mould 2 continues up, depression bar
22 depart from above floating seat 8 below, and the wedge spring 23 on the top of depression bar 22 reverts to original state, make in the floating elastic force of seat spring 3
Under, floating seat 8 floats to stopping when outer connecting plate 5 is bonded above buffering ring 10, when floating seat 8 floats up, is connect together with lower axle
25th, lower axle 24 and upper axle 27 float, and the lower surface of pipe 18 is departed from the inwall of deep-slotted chip breaker 38 of lower mould 1, upper mould 2 continue it is up until
Stop during upper 2 top dead centre of mould, then, manually extract the finished product of pipe 18 out to the right, floating pin 15 rises under the elastic force of floating pin spring 16
Rise and support below lower axle 24, so far complete a working cycles.
The utility model interior axle athletic performance is synchronously automatically performed during mold work, can be saved one and be smoked interior axle
People, human cost is saved, improve production efficiency;Interior axle is not easy wear-out life length, and final product quality is stable;Interior shaft length can root
Free splicing is segmented according to the tube length processed, the difficulty of processing and processing cost of interior axle are substantially reduced, to product length
Adaptability is high;Interior axis mechanism can integrally fluctuate, and it is convenient to pick and place pipe.
The utility model is not limited to above-mentioned preferred forms, and anyone can draw under enlightenment of the present utility model
Other various forms of products, however, make any change in its shape or structure, it is every that there is same as the present application or phase
Approximate technical scheme, all falls within the scope of protection of the utility model.