CN206010559U - A kind of elbow cutting blank feed arrangement - Google Patents

Abstract

The utility model discloses a kind of elbow cutting blank feed arrangement, it has Working gantry, arranges blank propulsive mechanism and blank detent mechanism at the top of Working gantry.The blank propulsive mechanism includes linkage support and the guide post that is connected with the Working gantry and leading screw, and linkage support is installed with guide post and leading screw successively and is connected, and its free end is connected with blank clamping device, and one end of leading screw is connected with servomotor.The blank detent mechanism includes the positioning and guiding slide plate for being arranged on the Working gantry side and the elastic side Anchor plate kit for being arranged on opposite side.The device can be realized the quick-clamping of concatemer elbow cutting, be accurately positioned and high efficiency cutting, and convenient to operation, highly reliable.

Description

A kind of elbow cutting blank feed arrangement

Technical field

The utility model is related to pipe fitting processing technique field, and in particular to a kind of elbow cutting blank feed arrangement.

Background technology

With the progress and expanding economy of society, fluid line is widely used in every field, it has also become consumption is maximum One of basic part, the elbow consumption as fluid line connecting portion is also increasing, and improve production efficiency becomes industry urgently Problem to be solved.The structure of pipeline connecting bend is generally divided into weld ell and shaping elbow, and weld ell is typically first pressed Straight tube material is cut into inclined-plane pipe nipple by the angle of elbow, is then molded two or more pipe nipple butt welding；And it is molded elbow Usually straight tube or straight tube pipe nipple are bent on forcing press or mechanical bend on bending machine, then by two ends excision forming. Traditional elbow production method is single-piece bending, single-piece cutting mostly, and is using saw on lathe or special cutting device Piece cuts, and cutting speed is slow, and cut quality is poor in addition, otch is also needed to repair after cutting, so efficiency is very low, it is impossible to Adapt to large-scale industrial production needs.Have concatemer elbow once compressing technology at present, i.e., once suppress 7 The bend pipe that individual, 9 even more elbows are connected as a single entity, substantially increases the production efficiency of elbow compacting.But, in cutting work Sequence is longer due to bend pipe, and its clamping is clamped during being sent into, positioning difficulty is big, so far, the efficient of elbow, high-quality cutting Isolation technics is not yet preferably solved.

Utility model content

Problem to be solved in the utility model is the above-mentioned deficiency for overcoming prior art, there is provided a kind of elbow cutting blank Feed arrangement, the device can be realized the quick-clamping of concatemer elbow cutting, be accurately positioned and high efficiency cutting.

For solving above-mentioned technical problem, technical solution adopted in the utility model is：A kind of elbow cutting blank feeding Device, with Working gantry, arranges blank propulsive mechanism and blank detent mechanism at the top of Working gantry.

The blank propulsive mechanism includes linkage support and the guide post that is connected with the Working gantry and leading screw, linkage Frame is installed with guide post and leading screw successively and is connected, and its free end is connected with blank clamping device, and one end of leading screw is connected with servo Motor.

The blank clamping device adopts core expansion type structure, and including cover for seat, the front end of cover for seat is hinged with flap valve, the axle of cover for seat Center portion position is threaded with T-shaped mandrel, and the rear end of mandrel is connected with spanner, and the flap valve outer circumferential sides arrange annular extension spring.

The linkage support includes linkage seat, connecting plate and the seat board being sequentially connected, linkage seat and the leading screw and guiding Bar installs connection, arranges and adjust elongated hole on connecting plate, and linkage seat is fixedly connected with the cover for seat.

The blank detent mechanism includes the positioning and guiding slide plate for being arranged on the Working gantry side and is arranged on another The elastic side Anchor plate kit of side, wherein elastic side Anchor plate kit include the support connecting plate being fixedly connected on Working gantry and The side guide for compressing guide post and being fixedly connected with compression guide post that connecting plate is slidably connected is supported, guide post is compressed and is provided with Compression spring.

The side guide is obliquely installed.

The blade fin arranges travel mechanism.

The blank detent mechanism includes base, elevating mechanism, transverse moving mechanism and the clamping and positioning machine being sequentially connected with Structure, elevating mechanism have the hoistable platform being connected by lead column with base, arrange lift cylinder between hoistable platform and base, The hoistable platform arranges lifting limit assembly, and which includes installing the gag lever post being connected with hoistable platform, the gag lever post lower end with The base is fixedly connected, and is respectively provided with upper and lower stop nut thereon, and the transverse moving mechanism includes can be flat in the lifting The sliding seat of transverse shifting and the bearing being fixedly connected with hoistable platform on platform, be installed with cylinder on bearing, cylinder is stretched Contracting end is connected with sliding seat；The clamping positioning mechanism includes pincerlike jaw, rhombus expansion bracket, telescopic cylinder and support plate, pincerlike Jaw is located at the top of expansion bracket, and telescopic cylinder is articulated and connected by upper and lower hinge and expansion bracket, support plate lower end and the slip Seat connection, is respectively arranged to fix the fixedly connected hole of the upper hinge position and the slip being slidably connected with down hinge thereon Elongated slot.

Arrange on the hoistable platform and place restrictions on the limit assembly that sliding seat is moved left and right.

The elbow cutting blank feed arrangement arranges controller.

The beneficial effects of the utility model are：

1）Elbow cutting blank feed arrangement of the present utility model adopts lead screw transmission, servomotor to drive propulsion, convenient Discontinuously quick and precisely being sent into for bend pipe to be cut, realizes the high efficiency cutting of elbow.

2）Using swollen core type clamp structure, bend pipe clamping end end face to be cut with the seat board of linkage support as Set and Positioning, Not only clamping is quick, and ensure that the accuracy for being sent into initial axial direction positioning datum, and then can reliably ensure bend pipe Otch and the uniformity of cutter cut surface.

3）The utility model is positioned using bend pipe side to be cut gabarit, and in locating surface offside elastic compression, Neng Goushi What existing concatemer elbow cut is accurately positioned, it is ensured that cut quality.

4）The folder constituted using pincerlike jaw, rhombus expansion bracket and telescopic cylinder and lifting, transverse shifting adjustment mechanism Tight alignment system implements the bow portion axle center positioning that bend pipe to be cut closes on cutting, more precisely reliable, and actuating is convenient and swift.

Description of the drawings

Below in conjunction with the accompanying drawings the utility model is further described：

Fig. 1 is the structural representation of the utility model embodiment one；

Fig. 2 is the left view of Fig. 1；

Fig. 3 is the structural representation of embodiment two；

Fig. 4 is the structural representation of blank detent mechanism in Fig. 3.

Specific embodiment

With reference to the accompanying drawings and examples the utility model is described further.

Embodiment one

As shown in Figure 1 and Figure 2, elbow cutting blank feed arrangement of the present utility model, with Working gantry 1, Working gantry Blank propulsive mechanism and blank detent mechanism are set at the top of 1.The blank propulsive mechanism include linkage support and with the work The guide post 3 and leading screw 2 of the connection of stand 1, guide post 3 and leading screw 2 are by the connector 6 at two ends installed in the side of Working gantry 1 Portion, linkage support install and are connected successively with guide post 3 and leading screw 2, and one end of leading screw 2 is connected with servomotor 7.By servo electricity Machine 7 drives leading screw 2 to rotate, and thus drives linkage support movable along guide post 3.The free end of linkage support is connected with blank Clamping device, the blank clamping device can adopt core expansion type structure, and which includes that cover for seat 10, the front end of cover for seat 10 can open up several （It is preferred with 3）Flap valve 11 is hinged with by pivot pin respectively in axial notch, each groove, the core of flap valve 11 is horn-like knot Structure, the axis part of cover for seat 10 are coated with T-shaped mandrel 8 by screw thread, and the rear end of mandrel 8 is connected with for the rotation of actuating mandrel Spanner 9,11 outer circumferential sides of the flap valve arrange annular extension spring 14 by groove.Arc is preferably set on the outside of the axial cross section of flap valve 11 Shape structure, with 18 inwall of bend pipe to be cut in linear contact lay state during clamping, can so keep front portion after 18 clamping of bend pipe to be cut Have certain oscillating quantity, be easy to location centralizing, it is ensured that otch accurate.When actuating mandrel 8 rotates and moves forward and backward, flap valve 11 Breathing is realized in the presence of annular extension spring 14, the mesh of firm clamping can be realized from hole by 18 end stretching of bend pipe to be cut 's.And, when cutting to same specification bend pipe 18 to be cut, only need actuating spanner 9 to pull 45 ° ~ 90 ° of brick, you can to realize The breathing of flap valve 11, easily clamping bend pipe 18 to be cut and the bend pipe stub bar unloaded after cutting, therefore operate very quick.

In present embodiment, using on the outside of its multiple bow portion as positioning datum, blank is positioned the clamping of bend pipe to be cut 18 Mechanism includes the positioning and guiding slide plate 15 for being arranged on 1 side of the Working gantry and the elastic side guide group for being arranged on opposite side Part.Wherein blade fin 15 is used for origin reference location, and elastic side Anchor plate kit is used for the compression of positioning datum offside.Elastic side guide Component includes that support connecting plate 23 and the compression for supporting connecting plate 23 to be slidably connected that are fixedly connected on 1 sidepiece of Working gantry are led The side guide 19 being fixedly connected to bar 20 and with compression guide post 20, compresses guide post 20 and is provided with compression spring 21.In order that 19 pressure balance of side guide, can be respectively provided with guide 22 at the position near 19 two ends of side guide.

The side guide 19 first outwards can be pulled open by elbow cutting blank feed arrangement of the present utility model when using, Bend pipe to be cut 18 is inserted between blade fin 15 and side guide 19 and is adjacent to the upper table surface of Working gantry 1 again, then will be to be cut 11 position of flap valve is inserted at the clamping end for cutting bend pipe 18, and by its end against the free end of the linkage support end face, As the initial baseline being sent into, the spanner 9 is then pulled, T-shaped mandrel 8 is moved to right so that 11 distending of flap valve is by bend pipe to be cut 18 firm stretchings, now unclamp the side guide 19 by 18 jam-packed of bend pipe to be cut, and are close to the bow portion gabarit of its side Blade fin 15, that is, complete the clamping of bend pipe to be cut 18.Then the cutting that bend pipe to be cut 18 can be carried out is sent into debugging, i.e., Servomotor 7 described in crawl, make first otch of bend pipe to be cut 18 be aligned with station cut surface, in this, as feeding actuating Initial position.After first otch cutting is completed, start servomotor 7, make bend pipe to be cut 18 push ahead an otch Stroke enters the cutting of places a kerf, and such as this is carried out, after completing the cutting of a bend pipe to be cut 18, by servomotor Linkage support is retracted into feeding actuating initial position by 7, moves the spanner 9, removes bend pipe stub bar, then according to front method clamping time Root bend pipe to be cut proceeds cutting.Convenient and swift according to above-mentioned actuating procedure operation, origin reference location accurately and reliably, can Ensure the cut quality of elbow.

Embodiment two

Referring to Fig. 1, Fig. 2, used as to one further improvement of embodiment, the linkage support can adopt fabricated structure, Which includes that linkage seat 5, connecting plate 12 and the seat board 13 being sequentially connected, linkage seat 5 are installed and be connected with the leading screw 2 and guide post 3, Linkage seat 5 is fixedly connected with the cover for seat 10, arranges and adjust elongated hole 12-1 on connecting plate 12.On the one hand this structure is easy to dismount Modular repair, replacing and adjustment is carried out, more importantly can pass through to adjust to ensure 18 axle center of bend pipe to be cut and diced system The accurate adjustment of relative position, further improves cut quality.It is to be obliquely installed the side guide 19 that second point is improved, and works as side When pressing plate 19 is extruded forward, bend pipe to be cut 18 is compressed downwards simultaneously, is allowed to be adjacent on the top surface of the Working gantry 1, Cut quality is relatively reliable.Moving adjusting mechanism can be also set on the positioning and guiding slide plate 15, can specifically be adopted and be fixedly mounted with Install regulation screw mandrel 25 on the support member 24 of 1 sidepiece of Working gantry to realize, the setting of this structure can be according to be cut curved The different size of pipe 18 easily adjusts the distance between the positioning of guide positioning plate 15 plane and 18 clamping axle center of bend pipe to be cut, To adapt to the cutting of larger specification limit bend pipe.The blade fin 15 may also set up travel mechanism, and which is by being fixed on workbench The gripper shoe 16 of 1 sidepiece of frame and adjusting screw rod 17 are constituted, and need to adjust guiding according to the specification of bend pipe to be cut 18 The distance between 15 locating surface of slide plate and blank clamping device axle center, it is ensured that bend pipe to be cut 18 is sent into the accuracy in orientation.

Embodiment three

Referring to Fig. 3, Fig. 4, used as further improving, in present embodiment, the clamping of bend pipe to be cut 18 is faced with which The axle center in the bow portion of nearly otch as positioning datum, blank detent mechanism include base 27, elevating mechanism, transverse moving mechanism and Clamping positioning mechanism.Wherein, elevating mechanism is used for the into and out clamping station of clamping positioning mechanism, and which has a lifting flat Platform 30, the hoistable platform 30 are connected with base 27 by 2 ~ 4 lead columns 29, and hoistable platform 30 can be moved down in lead column 29 Dynamic, lift cylinder 28 is set between hoistable platform 30 and base 27.In order to be precisely controlled clamping positioning mechanism to bend pipe to be cut The position of 18 clamped conditions, while shortening the lifting travel of hoistable platform 30 as much as possible, saves auxiliary actuating time, the liter Drop platform 30 arranges lifting limit assembly. and the lifting limit assembly includes that a lower end is spacing with what the base 27 was fixedly connected Bar 42, the gag lever post 42 are slidably connected with hoistable platform 27, are being set respectively on gag lever post 42 above and below hoistable platform 30 Upper and lower stop nut 43,44 is put, upper and lower stop nut 43,44 is connected with gag lever post 42 by screw thread, can be according to be cut What the needing of 18 specification size of bend pipe adjusted upper and lower stop nut 43,44 respectively places restrictions on position.

The transverse moving mechanism closes on cutting for two bow portion clamping and positionings of cutting work station for bend pipe to be cut 18 or so Change, it include can on the hoistable platform 30 sliding seat 31 of transverse shifting and the bearing being fixedly connected with hoistable platform 30 45, transverse shifting cylinder 46 is installed with bearing 45, the telescopic end of transverse shifting cylinder 46 is connected with sliding seat 31.Rising The limit assembly for placing restrictions on that sliding seat 31 is moved left and right can be set on drop platform 30, the limit assembly can by spacing support 47 and therewith The stop screw 48,49 of threaded connection is constituted, and by the regulation of stop screw 48,49, can accurately control clamping and positioning machine Structure is to the strict corresponding of 18 or so two bow portion clamping and positioning position of above-mentioned bend pipe to be cut.

The clamping positioning mechanism includes pincerlike jaw, rhombus expansion bracket, telescopic cylinder 37 and support plate 32, pincerlike jaw position In the top of expansion bracket, which has 2 jaws 39 to cooperate composition.Telescopic cylinder 37 is stretched with rhombus by upper and lower hinge 40,34 Contracting frame is articulated and connected, and 32 lower end of support plate is connected with the sliding seat 31.It is respectively arranged to fix the upper hinge on support plate 32 The fixedly connected hole of 40 positions and the slip elongated slot 33 being slidably connected with down hinge 34, slip elongated slot 33 are used for the cunning of down hinge 34 Action-oriented, prevents pincerlike jaw from deviateing the rhombus expansion bracket axis of symmetry.Rhombus expansion bracket passes through 4 by upper and lower 4 connecting rods 38,35 Individual hinge 40,34,41,36 is hinged the telescopic support for constituting rhombus, and 2 jaws 39 are installed on top and form cross-articulation simultaneously The top of 2 upper connecting rods 38 for extending.When telescopic cylinder 37 extends, 2 jaws 39 are then mutually fastened, and realize bend pipe to be cut 18 clamping；When telescopic cylinder 37 shrinks, 2 jaws 39 are separated from each other, and depart from clamped condition.Jaw 39 can be made into all size Arcuate structure, and can be flexibly connected with upper connecting rod 38, when being easy to use, select the folder suitable with the diameter of bend pipe to be cut 18 Pawl 39.The arc that should be made smaller than on the inside of the cross section of jaw 39 on the inside of 18 bow portion of bend pipe to be cut, or sector is made, so as to Linear contact lay is formed in clamping with bend pipe to be cut 18 to clamp, the higher positioning precision for having obtained.The elbow of present embodiment is cut Cut blank feeding device and controller 50 can be also set, be connected with each portion's cylinder and servomotor signal, to realize bend pipe cutting dress Clamp the automatic operating of position.

The blank detent mechanism of present embodiment can start telescopic cylinder first and be allowed to shrink when using, pincerlike jaw It is flared to maximum and opens shelves, restart lift cylinder, drives pincerlike jaw to drop to by hoistable platform, sliding seat and support plate minimum Position；Aforementioned actuating is pressed again by elbow clamping to be cut on the blank clamping device, and starts the servomotor and will be treated The first otch cutting work station that cutting elbow is sent into forward, then stretched by connecting the transverse shifting cylinder movement rhombus of sliding seat Frame, and the raising by pincerlike jaw and pinching action debugging, make the center of the i.e. pincerlike jaw of rhombus expansion bracket axis of symmetry The bow top center that closes on first otch of elbow to be cut is corresponding up and down, now stop screw of the adjustment sliding seat in the side, Adjust the upper limit nut above fixed hoistable platform simultaneously, that is, blank detent mechanism is completed to the elbow to be cut side bow portion The debugging efforts of clamping and positioning.Then opening clamp clevis pawl, and pincerlike jaw is down under elbow to be cut by lift cylinder Side can transverse shifting position, then carry out lift lower position nut adjustment fix.Made by the actuating of servomotor again Elbow to be cut moves forward the distance of an otch, though second otch is in cutting work station, then by connecting sliding seat Transverse shifting cylinder movement rhombus expansion bracket, and the raising by pincerlike jaw and pinching action debugging, make rhombus expansion bracket Axis of symmetry is that the bow top center that the center of pincerlike jaw is closed on second otch of elbow to be cut is corresponding up and down, now adjusts The stop screw of whole sliding seat opposite side, then opening clamp clevis pawl, and it is to be cut curved to be down to pincerlike jaw by lift cylinder Head lower section so far can complete the whole debugging efforts of blank detent mechanism with the position of transverse shifting.Afterwards, you can treated The normal cutting of cutting elbow, when pincerlike jaw is in open configuration and is in extreme lower position, will be to be cut by servomotor When cutting the otch to be cut of elbow and being sent into cutting work station, the agretope that sliding seat is moved to by transverse shifting cylinder for the oriented side Put, rhombus expansion bracket risen to by maximum height by lift cylinder, can actuating telescopic cylinder be allowed to extend, two jaws fasten simultaneously Catch elbow to be cut to be clamped, you can carry out the cutting of the otch, actuating circulation according to this just can complete follow-up otch one by one Positioning, cutting.Simply need to change corresponding jaw in replacing cutting different size elbow to be cut, and repeat above-mentioned tune Examination.As Set and Positioning action is all completed by pneumatic components and parts, high clamping efficiency can be obtained therefore, is particularly led to The outfit of controller is crossed, all pneumatic components and parts and servomotor can be compacter, high by the program automatic running for setting Effect.

Above preferred embodiment of the present utility model is described, so that principle of the present utility model and application to be described, It is to be understood that the utility model can be on the basis of without departing from these principles otherwise realizing.

Claims (8)

1. a kind of elbow cutting blank feed arrangement, with Working gantry, it is characterised in that：Arrange blank to push away at the top of Working gantry Enter mechanism and blank detent mechanism, the guide post that the blank propulsive mechanism is included linkage support and is connected with the Working gantry And leading screw, linkage support installed with guide post and leading screw successively and is connected, and the free end of linkage support is connected with blank clamping device, One end of leading screw is connected with servomotor, and the blank detent mechanism is using sidepiece detent mechanism or neck detent mechanism；Described Blank clamping device adopts core expansion type structure, and including cover for seat, the front end of cover for seat is hinged with flap valve, and the axis part screw thread of cover for seat connects T-shaped mandrel is connected to, the rear end of mandrel is connected with spanner, the flap valve outer circumferential sides arrange annular extension spring.

2. elbow cutting blank feed arrangement as claimed in claim 1, it is characterised in that：The linkage support includes connecting successively Linkage seat, connecting plate and the seat board for connecing, linkage seat are installed with the leading screw and guide post and are connected, and arrange and adjust length on connecting plate Hole, linkage seat are fixedly connected with the cover for seat.

3. elbow cutting blank feed arrangement as claimed in claim 1, it is characterised in that：The sidepiece detent mechanism includes setting Put the positioning and guiding slide plate and the elastic side Anchor plate kit for being arranged on opposite side in the Working gantry side, wherein elastic side pressure Board component include being fixedly connected on Working gantry support connecting plate and support compression guide post that connecting plate is slidably connected and The side guide being fixedly connected with compression guide post, is compressed guide post and is provided with compression spring.

4. elbow cutting blank feed arrangement as claimed in claim 3, it is characterised in that：The side guide is obliquely installed.

5. elbow cutting blank feed arrangement as claimed in claim 3, it is characterised in that：The blade fin arranges moving machine Structure.

6. elbow cutting blank feed arrangement as claimed in claim 1, it is characterised in that：The neck detent mechanism includes suitable The base of secondary connection, elevating mechanism, transverse moving mechanism and clamping positioning mechanism, elevating mechanism have by lead column and base The hoistable platform of connection, arranges lift cylinder between hoistable platform and base, the hoistable platform arranges lifting limit assembly, its Including installing the gag lever post being connected with hoistable platform, the gag lever post lower end is fixedly connected with the base, be respectively provided with thereon, Lower position nut, the transverse moving mechanism include can on the hoistable platform sliding seat of transverse shifting and and hoistable platform The bearing being fixedly connected, is installed with cylinder on bearing, the telescopic end of cylinder is connected with sliding seat；The clamping positioning mechanism Including pincerlike jaw, rhombus expansion bracket, telescopic cylinder and support plate, pincerlike jaw is located at the top of expansion bracket, and telescopic cylinder passes through Upper and lower hinge is articulated and connected with expansion bracket, and support plate lower end is connected with the sliding seat, is respectively arranged to fixed upper hinge thereon The fixedly connected hole of position and the slip elongated slot being slidably connected with down hinge.

7. elbow cutting blank feed arrangement as claimed in claim 6, it is characterised in that：Arrange on the hoistable platform and place restrictions on The limit assembly that sliding seat is moved left and right.

8. the elbow cutting blank feed arrangement as described in claim 1-7 is arbitrary, it is characterised in that：The elbow cutting blank Feed arrangement arranges controller.