CN2445845Y - Tail cutting fillings removing device of screw tail cutting machine - Google Patents

Abstract

The utility model relates to a tail cutting scrap removing device of a screw tail cutting machine. A machine table is correspondingly provided with a base seat and a rotating seat. A screw is driven to shift in an intermitting mode by a certain direction so that by the screw and the cutting knife mechanism are correspondingly cut with cutting marks. The utility model also comprises a scrap removing mechanism on the machine table. The scrap removing mechanism is provided with a milling cutter. The milling cutter is arranged on a screw conveying path is arranged at the back part of the cutting knife mechanism, and the milling cutter is justly arranged at a tail scrap milling and touching position at the lower part of the tail end of a coming movement screw workpiece. By the pressing and the stopping of a scrap removing abutted rod and a side abutted mechanism, the scrap removed screw is pressed and abutted, so that the tail cutting and the scrap removing actions are more smooth and communicated.

Description

The tail cutting fillings removing device of screw tail cutting machine

The utility model relates to a kind of screw processing unit (plant), relates in particular to a kind of tail cutting fillings removing device of screw tail cutting machine.

Common screw mostly is that the screw tip that has screw thread on a surface enlarges formation one head, being provided with on head can be for the locating slot of screwdriver location, the formation fine stern shape that has on the tail end of this screw rod away from head, what have then is cab-over design, wherein for improve screw in use its tail end be difficult to shoot the self tapping effect of the solid object of preparation spiral shell, then release a kind of Screw with tail having groove 1 as shown in Figure 1, this kind Screw with tail having groove 1 has the screw rod 11 that screw thread is laid on a surface, and an expansion spiral shell head 12 that is positioned at screw rod 11 tops, its greatest feature is: the tail end of this screw rod 11 cuts and forms a score 13.

For moulding Screw with tail having groove 1 shown in Figure 1, the screw tail cutting machine of commonly using is to set up a pedestal above a board, assembling one can be driven the swivel base that is intermittent rotation in pedestal, be formed with some arcs of recesses locating slots on the circumference perisporium of swivel base at interval, for holding screw 1, on the board around the pedestal, install one again and cut a tail mechanism and a conveying mechanism.When screw is constantly delivered to swivel base by conveying mechanism, by the intermittence rotation of swivel base, screw 1 can be delivered to endlessly and be assembled with the position of cutting tail mechanism, and rock in order to prevent that screw 1 from producing when cutting tail, on board, also be equiped with one and compress mechanism.When screw 1 at course of conveying and the cutter that cuts tail mechanism at once, this compresses control that mechanism can be subjected to cam and moves down and push down spiral shell head 12, can in screw 1 tail end cutting form this score 13 by cutting advancing of disc cutter 15 in the tail mechanism this moment.Just when forming this score 13, because cutter 15 is to allow sharp edge go deep in the screw rod 11 with direction of rotation, therefore deeply cut in the process that withdraws from again in the blade feed, can produce one strength to screw rod 11, and be positioned at screw rod 11 on the score 13 or the material of periphery is pulled out and outstandingly form remaining tail bits 14 to screw tail end drawing.Above-mentioned have the screw 1 of tail bits 14 when use is screwed into object, the tail bits 14 that have can drop because of stressed bending, and when tail bits 14 drop in the electronic instrument of precision, influencing the normal conduction state of instrument easily, this shortcoming is even more serious in the Screw with tail having groove made from galvanized iron 1.

In order to improve aforesaid drawbacks, there is the dealer once to attempt reverses direction installing cutter 15 blades, and utilize the motor counter-rotating, make cutter 15 reverse rotations that blade is up cut and go deep into carrying out in the screw rod 11 score, can avoid utilizing blade to go deep into screw rod 11 generations and score 13 periphery materials be taken out of the shortcoming that forms tail bits 14.This kind processing mode compresses mechanism and needs bigger strength compacting spiral shell head 12 because application of force direction is opposite, therefore, violates not only that processing is conventional, process velocity must slow down, and the screw thread on the screw rod 11 also can be damaged and infeasible; In addition, this case creator designs a special processing equipment that removes tail bits 14 of using again, though this processing equipment is feasible, it takes up space when using, the financial cost height, and batch jobs are also wasted man-hour, therefore, do not meet economic benefit.

Main purpose of the present utility model is, provide a kind of can be under the situation that does not influence process velocity, the tail cutting fillings removing device of the screw tail cutting machine of can link-up operation in course of conveying the tail bits of Screw with tail having groove being removed.And support bar and side is supported pressing of mechanism by debris removal, compress by the screw of debris removal, so that cut tail and the debris removal action is more smooth and easy.

The purpose of this utility model is realized by following technical scheme.

A kind of screw tail cutting machine tail cutting fillings removing device, it is corresponding assembling pedestal and a swivel base on board, can drive screw and make a screw and a cutter knife mechanism correspondence cut out score according to the intermittent displacement of certain orientation; It is characterized in that: also comprise a debris removal mechanism that is assembled on the board, it has a milling cutter, is positioned on the screw transport path, and is positioned at the rear of described cutter knife mechanism, and just be positioned the position of mobile and next screw workpiece tail end below millable pen-contacting scraps.

The purpose of this utility model can also further realize by following technical measures.

The tail cutting fillings removing device of aforesaid screw tail cutting machine has the debris removal end that a lateral extensometer places screw tail end below on the milling cutter wherein, this debris removal end also operates with sense of rotation.

The tail cutting fillings removing device of aforesaid screw tail cutting machine, the milling cutter of debris removal mechanism wherein is to be installed on the bracket, this bracket is erected on the holder, wherein, have a diapire that is fixedly arranged on the board on this holder, diapire extends a vertical wall vertically upward, forms two long slot bores on the wall that hangs down, its end face extends a location wall parallel with diapire, offers a short slot on the wall of described location; Has a convex that can recline with vertical wall on the described bracket, form on this convex always to and the adjustment screw corresponding with short slot, and two laterally and the fixing threaded hole corresponding with two long slot bores, establish an adjustment screw rod that is set up on the wall short slot of location at spiral shell on the adjustment screw, spiral shell is established a standing screw respectively in two fixing threaded holes, borrows rotation to adjust screw rod and drives bracket and milling cutter upper and lower displacement.

The tail cutting fillings removing device of aforesaid screw tail cutting machine, it also comprises a mechanism that compresses that is set up on the board, this compresses mechanism and has a flat board that can be positioned at pedestal top because of beat, flat board on installing can compress respectively one of two-screw in the conveying cut tail to bar and a debris removal to bar.

The tail cutting fillings removing device of aforesaid screw tail cutting machine is characterized in that, it is assembling one butt bar in a screw bolt seat that bar is supported in described debris removal, and a perseverance will push away under the butt bar to compress the spring of screw.

The tail cutting fillings removing device of aforesaid screw tail cutting machine, it also comprises a side that is assembled on the pedestal and supports mechanism, this side has one to mechanism and attaches the frame plate that is fixed on the pedestal, offer one on the frame plate and stretch to butt hole in the pedestal for milling cutter, on frame plate, assemble again one can be screwed in the pedestal spacing to compress by the side gag lever post of debris removal screw.

The tail cutting fillings removing device of aforesaid screw tail cutting machine, be positioned at butt hole on the frame plate wherein and offer a long slot bore, this long slot bore be located at pedestal on several are directly corresponding to the positioning screw hole of arranging, spiral shell is established at least one adjustment screw rod in the positioning screw hole of correspondence and long slot bore.

The utility model supports bar by debris removal and side is supported pressing of mechanism, compresses by the screw of debris removal, so that cut tail and the debris removal action is more smooth and easy, link up.

For further understanding technology contents of the present utility model, characteristics and effect, exemplify following preferred embodiment now, and conjunction with figs. is described in detail as follows:

Fig. 1 is the schematic perspective view of Screw with tail having groove.

Fig. 2 is each parts corresponding relation schematic diagram of the utility model one preferable possible embodiments.

Fig. 3 is the schematic perspective view of the utility model one preferable possible embodiments decomposition texture.

Fig. 4 is the vertical view of the utility model one preferable possible embodiments.

Fig. 5 is the schematic diagram that the utility model one preferable possible embodiments compresses mechanism.

Fig. 6 is the cutaway view of the preferable possible embodiments debris removal of the utility model one mechanism.

Consult shown in Fig. 2,3, wherein, what need to specify is, shown in Figure 2 only is the local principal organ of whole screw tail cutting machine, and other peripheral mechanism such as power source, interlinked mechanisms etc. are all and commonly use structure, do not repeat them here.The tail cutting fillings removing device 2 of present embodiment is the screw 1 that is used for processing as shown in Figure 1, and residual tail is considered to be worth doing 14 worn will cut the time, this tail cutting fillings removing device 2 is to be installed on the board 3 of screw tail cutting machine, this board 3 have one by after the downward-sloping forward face that sets up 31 (shown in Figure 2 is the schematic perspective view of positive apparent direction, therefore set up face 31 in Fig. 2 just towards visual), be equiped with one on the face 31 and be subjected to power drive and be the driving seat 32 of intermittent rotation setting up; This tail cutting fillings removing device 2 comprises: a pedestal 21, a swivel base 22, a cutter knife mechanism 23, a feeding mechanism 24 and compress mechanism 25, and direction of rotation is Figure 4 shows that benchmark, wherein:

Cooperate shown in Fig. 3,4, it is central circular ring wall 211 to drive seat 32 that this pedestal 21 has one, 211 groups of this ring wall enclose formation always to perforation 212, on ring wall 211, dissectd a charging breach 213, and one and charging breach 21 3 be oppositely arranged cut tail breach 214.Cut open in the counter-clockwise direction of cutting tail breach 214 and to establish a discharging breach 215, at discharging breach 215 and cut 214 of tail breach and offer a debris removal breach 216.Above-mentioned debris removal breach 216 sides form several directly to the positioning screw hole of arranging 217.

This swivel base 22 is a cylindric pedestal, be to be seated in the perforation 212 of pedestal 21, and with drive seat 32 Joints, and be subjected to its interlock to be the intermittent rotation of counter-clockwise direction, its be on pedestal, form a ring directly to perisporium 221, offer on this perisporium 221 most spacing distances identical directly to locating slot 222, the degree of depth of these locating slots 222 and diameter all match with the screw 1 of conveying, be different swivel bases to be arranged in the design, for arranging in pairs or groups mutually with different screws as mould.

Cooperate shown in Fig. 2,4, this cutter knife mechanism 23 is to be installed on the face that sets up 31 of board 3, it has a cutter 231 that is driven rotation, and this cutter 231 can be driven and intermittently move into to the direction of cutting tail breach 214, and the locating slot 222 of shifting to swivel base 22 is with cutting screw 1.

This feeding mechanism 24 is the tops that are installed in board 3, it has a slide way inclined 241, charging breach 21 3 places that are located at pedestal 21 are striden in these slide rail 241 bottoms, a track 242 that forms on slide rail 241 can be used to carry screw 1, the outlet of these slide rail 241 bottoms just in time with swivel base 22 on locating slot 22 correspondences.

Cooperate shown in Fig. 2,5, this compresses, and mechanism 25 comprises a grip slipper 251, a beat mechanism 252 and cuts tail and supports bar 253, and wherein, this grip slipper 251 is to be installed in the beat mechanism 252, and be subjected to the interlock and cutter knife mechanism 23 synchronization actions of this beat mechanism 252, when screw 1 is cut, to move down.Above-mentioned grip slipper 251 extends a flat board 254 towards pedestal 21 1 ends, promptly is arranged on aforementioned dull and stereotyped 254 to bar 253 and cut tail, and its degree of depth that is spirally connected can be adjusted according to need.

Consult Fig. 4,5, when screw 1 is slipped in the locating slot 222 of swivel base 22 by slide rail 241, this swivel base 22 promptly can be controlled and be intermittent rotation, and when screw 1 is moved to the position of cutting tail breach 214, the flat board 254 that compresses mechanism 25 can move down to the direction beat of pedestal 21, and make and cut tail and support bar 25 3 bottoms and move down the spiral shell head that props up screw 1, the cutter 231 that cuts tail mechanism 23 this moment also can be driven to the direction immigration of locating slot 222 synchronously, and the tail end at screw 1 cuts out secant, this cut tail mechanism 23 and retreats after cutting was finished, and beat mechanism 252 drives and cuts tail and support and move on the bar 253, this moment, this swivel base 22 can be subjected to drive the rotation predetermined angular once again, when the screw 1 that is cut tail was moved to discharging breach 215, this screw 1 can drop out thus.Above stated specification is the intrinsic design of commonly using screw tail cutting machine, is not described in detail in this its drive structure.

Consult Fig. 2,3, present embodiment is in order to reach its intended purposes, is positioned on the path that screw 1 carries at the face that sets up 31 of board 3 and sets up a debris removal mechanism 4, sets up a debris removal and support bar 5 on the flat board 254 that compresses mechanism 25, on pedestal 21, add a side and support mechanism 6, wherein:

This debris removal mechanism 4 comprises a holder 41 that is installed on the face of setting up 31, and the scaper 42 that can remove tail bits residual behind screw 1 back-end crop.Wherein, this holder 41 have one with set up the diapire 411 that face 31 reclines, offer the length hole that several can be established for the screw rod spiral shell on this diapire 411 so that diapire 411 be assembled on the face of setting up 31 the position can before and after displacement.The vertical vertical wall 412 that extends on diapire 411 1 side direction, should hang down offer on wall 412 two correspondences directly to long slot bore 413, extend a location wall 414 that is positioned at above the diapire 411 on wall 412 tops of hanging down, on the wall 414 of location, offer always to short slot 415, short slot 415 bottoms are arranged with a groove 416.This scaper 42 is to install a shaft-like milling cutter 422 on a bracket 421, these milling cutter 422 1 distal process are for outside the bracket 421, and with a belt pulley 423 Joints, installing one can drive the belt 424 of milling cutter 422 rotations on the belt pulley 423, and a debris removal end 425 of milling cutter 422 is to debris removal breach 216 projections of pedestal 21.

Present embodiment is in order to be erected at scaper 42 on the holder 41, and the height of scaper 42 is adjusted, with corresponding with screw 1 tail end, on bracket 421 towards vertical wall 412 1 side-prominent convexes 420, wear two laterally and respectively corresponding fixing threaded holes 426 on the convex 420 with two long slot bores 413, in 426 outstanding again projections 427 of two fixing threaded holes, this projection 427 be provided with always to adjustment screw 428, be positioned on the holder 41 assembling two standing screws 43 and and heighten screw rod 44 again; Wherein, these standing screws 43 pass perforation 413 respectively, and spiral shell is located in two fixing threaded holes 426 respectively, with the fixing height of scaper 42, and this to heighten screw rod 44 be directly to being assembled on the short slot 415, its bottom spiral shell is located on the adjustment screw 428 of bracket 421, an outstanding again butt ring 441 that is connected in the groove 416 on heightening screw rod 44.When desire is adjusted the height of scaper 42, loosen two standing screws 43 earlier, rotate this afterwards and heighten screw rod 44, can be by moving both positions that is spirally connected that changes of the spiral shell of heightening screw rod 44, and then drive scaper 42 upper and lower displacements, screw tight the height that two standing screws 43 can be located scaper 42 after the adjustment again.

By above device, the debris removal end 425 of milling cutter 422 is positioned on screw 1 transport path, and be positioned at the rear of cutter knife mechanism 23, and the position of screw 1 tail end that just can be positioned to move and come below millable pen-contacting scraps, by milling cutter 422 laterally put in this position always and rotation to mill except that the tail bits.

Cooperate Fig. 3, Fig. 6, it is to be installed on the butt screw 255 that is provided with on the grip slipper 251 that bar 5 is supported in this debris removal, it mainly is to form an axial room 511 on a screw bolt seat 51, assembling one a butt bar 52 and a spring 53 in room 511, this butt bar 52 protrudes in room 511 bottoms and forms an abutment end 521, and this abutment end 521 peripheries formation one pushes away pulls out anchor ring 522.

This side is supported mechanism 6, comprise a frame plate 61 that can abut in ring wall 211 outsides of pedestal 21, debris removal breach 216 places corresponding to pedestal 21 on this frame plate 61 form a butt hole 611, butt hole 611 is other offers a long slot bore 612 corresponding with positioning screw hole 217, and these long slot bore 612 places plug all right one way or the other spiral shell and are located at the interior adjustment screw rod 62 of positioning screw hole 217.On the frame plate 61 again spiral shell establish a side gag lever post 63 that can stretch into to debris removal breach 216, for fear of 63 displacements of side gag lever post, but spiral shell is established the backstay 64 of this side gag lever post 63 of a butt again on frame plate 61, by the butt of side gag lever post 63 to prevent to carry out screw 1 beat of debris removal.

Consult Fig. 4, Fig. 6, the utility model tail cutting fillings removing device 2 in use, screw 1 is fallen in each locating slot 222 of swivel base 22 one by one by feeding mechanism 24 equally, be subjected to swivel base 22 intermittent counter-clockwise swing offsets afterwards, when screw 1 moves to when cutting tail breach 214 places, this cuts tail mechanism 23 promptly can drive cutter 231 to cutting 214 immigrations of tail breach, compresses mechanism 25 this moment and also is subjected to synchronously to drive to move down to push down screw 1, borrows the action of cutter 231 to cut out score on screw 1.When the screw 1 with score continues to be driven the inhour displacement, and also suspend simultaneously when moving to corresponding debris removal breach 216, move down to bar 5 owing to compressing mechanism 25 drive debris removal synchronously at this moment, therefore can compress the screw 1 that reaches, it is spacing to compressing of mechanism 6 to be subjected to side, making the side of this screw 1 also be subjected to helping does not rock, the milling cutter 422 of original place rotation this moment can be worn with the tail bits of screw 1 tail end, and because milling cutter 422 itself also has the function of dialling bits, when screw 1 is mobile once more, in the action that commentaries on classics is milled, can pull out detritus relatively again.And continue intermittent rotation when swivel base 22, and when making the screw 1 that machines corresponding to discharging breach 215, this screw 1 promptly can drop out outside pedestal 21, and finishes processing; That is present embodiment has cut that another screw 1 that tail finishes is also accepted to compress simultaneously and the processing of debris removal in screw 1 of cutting.Therefore, the utility model can utilize the space of original board in design, and keeps original process velocity under original framework not destroying, smoothly the bits of the tail on the Screw with tail having groove 1 are removed, when not needing to cut tail owing to some product in addition, the utility model previous designs conveniently can be taken out at any time.

By above explanation as can be known, the utility model is not only novel, more can another be cut the outstanding tail bits removal of screw tail end that tail is finished, and get a desired effect when Screw with tail having groove cut tail.

The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.

Claims (7)

1, a kind of screw tail cutting machine tail cutting fillings removing device, it is corresponding assembling pedestal and a swivel base on board, can drive screw and make a screw and a cutter knife mechanism correspondence cut out score according to the intermittent displacement of certain orientation;

It is characterized in that: also comprise a debris removal mechanism that is assembled on the board, it has a milling cutter, is positioned on the screw transport path, and is positioned at the rear of described cutter knife mechanism, and just be positioned the position of mobile and next screw workpiece tail end below millable pen-contacting scraps.

2, the tail cutting fillings removing device of screw tail cutting machine according to claim 1 is characterized in that, has the debris removal end that a lateral extensometer places screw tail end below on the described milling cutter, and this debris removal end also operates with sense of rotation.

3, the tail cutting fillings removing device of screw tail cutting machine according to claim 1, it is characterized in that, the milling cutter of described debris removal mechanism is to be installed on the bracket, this bracket is erected on the holder, wherein, has a diapire that is fixedly arranged on the board on this holder, diapire extends a vertical wall vertically upward, form two long slot bores on the wall that hangs down, its end face extends a location wall parallel with diapire, offers a short slot on the wall of described location; Has a convex that can recline with vertical wall on the described bracket, form on this convex always to and the adjustment screw corresponding with short slot, and two laterally and the fixing threaded hole corresponding with two long slot bores, establish an adjustment screw rod that is set up on the wall short slot of location at spiral shell on the adjustment screw, spiral shell is established a standing screw respectively in two fixing threaded holes, borrows rotation to adjust screw rod and drives bracket and milling cutter upper and lower displacement.

4, the tail cutting fillings removing device of screw tail cutting machine according to claim 1, it is characterized in that, it also comprises a mechanism that compresses that is set up on the board, this compresses mechanism and has a flat board that can be positioned at pedestal top because of beat, flat board on installing can compress respectively one of two-screw in the conveying cut tail to bar and a debris removal to bar.

5, the tail cutting fillings removing device of screw tail cutting machine according to claim 4 is characterized in that, it is assembling one butt bar in a screw bolt seat that bar is supported in described debris removal, and a perseverance will push away under the butt bar to compress the spring of screw.

6, the tail cutting fillings removing device of screw tail cutting machine according to claim 1, it is characterized in that, it also comprises a side that is assembled on the pedestal and supports mechanism, this side has one to mechanism and attaches the frame plate that is fixed on the pedestal, offer one on the frame plate and stretch to butt hole in the pedestal for milling cutter, on frame plate, assemble again one can be screwed in the pedestal spacing to compress by the side gag lever post of debris removal screw.

7, the tail cutting fillings removing device of screw tail cutting machine according to claim 6, it is characterized in that, be positioned at butt hole on the described frame plate and offer a long slot bore, this long slot bore be located at pedestal on several are directly corresponding to the positioning screw hole of arranging, spiral shell is established at least one adjustment screw rod in the positioning screw hole of correspondence and long slot bore.

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