CN101733341A - Feeding device of metal wire material for engaged elements in zipper teeth chain continuous making machine - Google Patents
Feeding device of metal wire material for engaged elements in zipper teeth chain continuous making machine Download PDFInfo
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- CN101733341A CN101733341A CN200810182198A CN200810182198A CN101733341A CN 101733341 A CN101733341 A CN 101733341A CN 200810182198 A CN200810182198 A CN 200810182198A CN 200810182198 A CN200810182198 A CN 200810182198A CN 101733341 A CN101733341 A CN 101733341A
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Abstract
The invention provides a feeding device of a metal wire material for engaged elements in a zipper teeth chain continuous making machine, which can feed the metal wire material for the engaged elements to a forming implanting part of the engaged elements in the zipper teeth chain continuous making machine. The feeding device of the metal wire material for the engaged elements comprises a wire material feeding roller (11), a transmitting shaft (13), a ratchet wheel (14) and a pawl (15), wherein the wire material feeding roller (11) is used for feeding the metal wire material (W) for the engaged elements to the forming implanting part (1) of the engaged elements; the transmitting shaft (13) is connected with the wire material feeding roller (11); the ratchet wheel (14) is fixed on the transmitting shaft (13); and the pawl (15) reciprocates by the rotation of a main shaft (30). The ratchet wheel (14) intermittently rotates towards a feeding direction by the reciprocated movement of the pawl (15), and a brake mechanism (50) is arranged for increasing the rotation resistance of the ratchet wheel (14), so that the ratchet wheel (14) can stably and reliably rotate with a ruled rotation angle.
Description
Technical field
The present invention relates to off and on the metal wire material for engaged elements of slide fastener is fed into the feed arrangement of shaping implantation metal wire material for engaged elements portion, that in zipper teeth chain continuous making machine, use of engaged element.
Background technology
In the past, as zipper teeth chain continuous making machine, as patent documentation 1 is disclosed, known a kind of following zipper teeth chain continuous making machine, this zipper teeth chain continuous making machine have the shaping implantation portion of engaged element, off and on metal wire material for engaged elements is fed into the feed arrangement of the metal wire material for engaged elements of shaping implantation portion, by sending the feedway etc. that zipper teeth chain supplies to zipper strip the zipper strip of shaping implantation portion off and on.
The cross section that above-mentioned metal wire material for engaged elements uses the metal wire rod that will have a lengthwise of circular cross-section by a plurality of rolls to be configured as to have head and a pair of shank is the material of Y-shaped shape roughly.
The shaping implantation portion of above-mentioned engaged element has: cutting punch and blanking punch form the engaged element blank thereby the metal wire material for engaged elements of feed arrangement feeding that will be by metal wire material for engaged elements cuts into specific thickness; Forming punch and finishing die become engaged element thereby the head of this engaged element blank is configured as chevron; The drift of exerting pressure, the shank about this engaged element exerted pressure to be installed on the zipper strip.
Above-mentioned cutting punch is fixedly installed on the frame, above-mentioned blanking punch and finishing die are set between front position and the back-end location and on the percussion hammer that is located on the frame, forming punch can be arranged on the frame up or down with can move freely on the fore-and-aft direction.
And when percussion hammer is rearward mobile, thereby the cutting engagement element forms the engaged element blank with metal wire rod.This engaged element blank moves with percussion hammer.
Above-mentioned percussion hammer is stopped at back-end location, and forming punch is moved downwards, thereby the head of engaged element blank is configured as chevron and obtains engaged element.
Afterwards, percussion hammer forwards moves towards the engaged element installation portion of zipper strip with engaged element, and exert pressure a pair of shank of engaged element the engaged element installation portion that be installed to zipper strip on by the drift of exerting pressure this moment, forms zipper teeth chain thus.
In the feed arrangement of the metal wire material for engaged elements of above-mentioned zipper teeth chain continuous making machine, the cam follower moves back and forth by the rotation that is installed in the cam on the main shaft, front end at this cam follower is provided with ratchet, by this ratchet ratchet is intermittently rotated, the rotation of this ratchet is passed to feed rolls, thereby utilize this feed rolls and guide roller feeding metal wire material for engaged elements off and on.
Thus, can with metal wire material for engaged elements only off and on feeding be equivalent to the amount of the thickness of an engaged element.
Patent documentation 1: Japanese Patent Publication 59-51813 communique
In the feed arrangement of above-mentioned metal wire material for engaged elements in the past, based on the rotation of main shaft and ratchet carries out when moving (moving) forward, thereby engaging with the tooth of ratchet, this ratchet makes the ratchet rotation, based on the rotation of above-mentioned main shaft and ratchet when carrying out moving (returning mobile) again, thereby throwing off from the tooth of ratchet, this ratchet make ratchet not rotate, can when main shaft rotates continuously, feed rolls be rotated off and on thus, thus with metal wire material for engaged elements only off and on feeding be equivalent to the amount of the thickness of an engaged element.
Therefore, the feed rate of metal wire material for engaged elements, promptly feed speed, the feeding time interval (finishing to the time of next feeding of beginning from feeding) are determined by the rotary speed of main shaft.
Therefore, for the feed rate that makes metal wire material for engaged elements at a high speed, if make main shaft with rotation at a high speed, so ratchet moving back and forth at a high speed, thereby also be at a high speed based on rotary speed this ratchet, ratchet.
These situations about running up combine, and have the above or situation of ratchet counter-rotating of the anglec of rotation of ratchet or rotation regulation, produce error sometimes aspect the amount of feeding of metal wire material for engaged elements.
As mentioned above, in case the amount of feeding aspect of metal wire material for engaged elements produces error, just can't this metal wire material for engaged elements be cut into the engaged element blank of specific thickness with cutting punch and blanking punch.
For example, if the amount of feeding is many, then cut more than the thickness of thickness for regulation of the engaged element blank that is obtained; If the amount of feeding is few, then cut below the thickness of thickness for regulation of the engaged element that is obtained.
Summary of the invention
The object of the present invention is to provide the feed arrangement of the metal wire material for engaged elements in a kind of zipper teeth chain continuous making machine, even make that the feed speed of metal wire material for engaged elements be at a high speed, can not produce the engaged element blank of acquisition specific thickness under the situation of error at the amount of feeding yet.
The feed arrangement of the metal wire material for engaged elements in the zipper teeth chain continuous making machine of the present invention, metal wire material for engaged elements W in the zipper teeth chain continuous making machine is fed into off and on the shaping implantation portion 1 of engaged element, it is characterized in that the feed arrangement of described metal wire material for engaged elements comprises: wire rod feed rolls 11; Make the ratchet 14 of this wire rod feed rolls 11 to the direction of feed rotation; Rotation by main shaft 30 moves back and forth, thereby engages, throws off with described ratchet 14, so that the ratchet 15 that this ratchet 14 rotates off and on to direction of feed; Arrestment mechanism 50 with the rotational resistance increase that makes described ratchet 14.
In feed arrangement of the present invention, arrestment mechanism 50 is by being attached at brake drum 51 on the ratchet 14, brake band 52 on the frame 8 of making continuous making machine is installed, is installed in the brake shoe 53 on this brake band 52 and above-mentioned brake band 52 carried out fasteningly constituting with the spring 54 that brake shoe 53 is pressed on the brake drum 51.
In feed arrangement of the present invention, can make ratchet 14 and brake drum 51 be one.
According to said structure, ratchet 14 and arrestment mechanism 50 can be concentrated compactly and are installed in the little space.
The effect of invention
According to the present invention, carry out when mobile at ratchet 15, ratchet 15 engage with ratchet 14, so this ratchet 14 to the anglec of rotation of direction of feed rotation regulation, thereby pass through wire rod feed rolls 11 with the amount of feeding feeding of metal wire material for engaged elements W to stipulate; Carry out again when mobile at above-mentioned ratchet 15, ratchet 15 is thrown off from ratchet 14, thereby ratchet 14 does not rotate.
In addition, main shaft 30 rotation at a high speed, so ratchet 15 is to move back and forth at a high speed, thereby ratchet 14 can make the feed speed of metal wire material for engaged elements W be high speed thus, and increase the rotational resistance of ratchet 14 by arrestment mechanism 50 with rotation off and at a high speed, therefore, ratchet 14 can not rotate more than the anglec of rotation of regulation, can not reverse, thereby the amount of feeding can not produce error yet.
Description of drawings
Fig. 1 is the stereogram at main position of the continuous making machine of expression zipper teeth chain of the present invention.
Fig. 2 is the stereogram of metal wire material for engaged elements.
Fig. 3 is the stereogram of engaged element blank.
Fig. 4 is the stereogram of engaged element.
Fig. 5 is installed to vertical view on the zipper strip with engaged element.
Fig. 6 is the cross-sectional illustration figure of the shaping implantation portion of engaged element.
Fig. 7 is the further explanatory drawings of the feed arrangement of metal wire material for engaged elements.
Fig. 8 is the amplification view along the A-A line of Fig. 7.
Fig. 9 is the amplification view along the B-B line of Fig. 1.
The explanation of symbol
1... the shaping implantation portion of engaged element, 2... blanking punch, 3... cutting punch, the drift 4... finishing die, 5... forming punch, 6... are exerted pressure, 7... the chamfering drift, 8... frame, the feed arrangement of 10... metal wire material for engaged elements, 11... the wire rod feed rolls, 12... guide roller, 13... transmitter shaft, 14... ratchet, 15... ratchet, 16... wire rod feeding cam follower, 20... the feedway of zipper strip, 21... is with donor rollers, 22... backer roll, 23... transmitter shaft, the 24... band is supplied with and is used cam follower, 25... tape guiding piece, use cam 30... main shaft, 31... the 1st percussion hammer drive, 32... the 2nd percussion hammer drives uses cam, 33... wire rod feeding cam, the 34... band is supplied with and is used cam, 40... the 1st percussion hammer, 41... driving, the 1st percussion hammer uses the cam follower, 42... driving, the 2nd percussion hammer, 43... the 2nd percussion hammer use cam follower, 44... the 3rd percussion hammer, 45... bindiny mechanism, 50... arrestment mechanism, 51... brake drum, 52... brake band, 53... brake shoe, the 54... spring.
The specific embodiment
The structure at the main position of zipper teeth chain continuous making machine of the present invention is described.
As shown in Figure 1, zipper teeth chain continuous making machine of the present invention has: the shaping implantation portion 1 of engaged element; Off and on metal wire material for engaged elements W is transported to the feed arrangement 10 of the metal wire material for engaged elements of this shaping implantation portion 1; By sending the feedway 20 of the zipper strip that zipper teeth chain S supplies with zipper strip T off and on to above-mentioned shaping implantation portion 1; Main shaft 30 by motor rotation driving.
As shown in Figure 2, above-mentioned metal wire material for engaged elements W be have head WH and a pair of shank WL, the cross section lengthwise material of Y-shaped shape roughly.
As Fig. 1 and shown in Figure 6, the shaping implantation portion 1 of above-mentioned engaged element has: blanking punch 2, cutting punch 3, thus be used for above-mentioned metal wire material for engaged elements W is cut into the engaged element blank WA that specific thickness forms the roughly Y-shaped shape with head WH and a pair of shank WL as shown in Figure 3; Finishing die 4, forming punch 5, thus be used for the head WH of this engaged element blank WA is configured as the chevron formation engaged element E with recess EP and backfall EM as shown in Figure 4; The a pair of drift 6 of exerting pressure, it is used for the engaged element installation portion that a pair of shank WL to this engaged element E exerts pressure as illustrated in fig. 5 and is installed to zipper strip T; A pair of chamfering drift 7 carries out chamfer machining to a pair of shank WL that is installed in the engaged element E on this zipper strip T.
The 1st percussion hammer 40 by above-mentioned main shaft 30 be rotated between front position and the back-end location and on the frame 8 that is installed in above-mentioned maker with can move freely on the fore-and-aft direction.
The 1st percussion hammer 40 is provided with above-mentioned blanking punch 2 and finishing die 4, and this blanking punch 2 and finishing die 4 move up in front and back with the 1st percussion hammer 40.Above-mentioned blanking punch 2 has the wire rod through hole 2a that runs through for metal wire material for engaged elements W.
Above-mentioned main shaft 30 has the 1st percussion hammer and drives with cam 31, and this cam 31 drives by the 1st percussion hammer with above-mentioned the 1st percussion hammer 40 and is connected with cam follower 41.
The 1st percussion hammer drives with cam follower 41, the 1st roller 41a and the 2nd roller 41b are installed on above-mentioned the 1st percussion hammer 40, and, the 1st, the 2nd roller 41a, 41b are connected to the 1st percussion hammer respectively drive, the rotation of the direction by main shaft 30 with on the cam 31, the 1st percussion hammer drives with cam 31 and rotates to a direction, thus, by these cam 31 pushings the 1st roller 41a, the 1st percussion hammer 40 rearward moves, by pushing the 2nd roller 41b, the 1st percussion hammer 40 forwards moves.
Above-mentioned cutting punch 3 is fixed on above-mentioned frame 8 one sides, the upper surface butt of the lower surface of this cutting punch 3 and above-mentioned blanking punch 2.
The 2nd percussion hammer 42 by above-mentioned main shaft 30 be rotated between top position and the lower position and on the frame 8 that is arranged on above-mentioned maker with can move freely on the above-below direction.The 2nd percussion hammer 42 is moved upward and is maintained on the top position by the effect of spring 42a.
The 2nd percussion hammer 42 is provided with above-mentioned forming punch 5, and this forming punch 5 moves up at upper and lower with the 2nd percussion hammer 42.
Can be provided with up or down on above-mentioned the 2nd percussion hammer 42 and compress drift 5a, this compresses the effect of drift 5a by leaf spring 5b and moves downwards and be held.
Above-mentioned main shaft 30 has two the 2nd percussion hammers drivings and is connected with cam follower 43 by the driving of the 2nd percussion hammer with above-mentioned the 2nd percussion hammer 42 with cam 32 with the driving of cam 32, the 2 percussion hammers.
The 2nd percussion hammer drives with cam follower 43, but easy on and off mounting rod 43a swingingly on above-mentioned frame 8, by spring 43b this bar 43a is suppressed to swing counterclockwise, thereby making two roller 43c that are arranged on this bar 43a one end be pressed against the 2nd percussion hammer respectively drives with on the cam 32, the 2nd percussion hammer drives with cam 32 with main shaft 30 rotations, and bar 43a antagonistic spring 43b swings to clockwise direction, thus, the pin 43d of the other end by being arranged on this bar 43a, the above-mentioned spring 42a of the 2nd percussion hammer 42 opposings moves downwards, and carries out the above-mentioned processing that is configured as chevron by forming punch 5 and finishing die 4.
On the frame 8 of above-mentioned maker, the 3rd percussion hammer 44 can be installed on fore-and-aft direction with moving freely.
The 3rd percussion hammer 44 and above-mentioned main shaft 30 link by bindiny mechanism 45.
Above-mentioned bindiny mechanism 45 has: the timing belt 45b that the rotation of main shaft 30 is delivered to rotating shaft 45a; Be installed in the drive rod 45c on the eccentric axial portion of this rotating shaft 45a, by pin 45d this drive rod 45c is attached on the 3rd percussion hammer 44, thus, the rotation by main shaft 30 makes drive rod 45c eccentric motion, and the 3rd percussion hammer 44 is moved back and forth on fore-and-aft direction.
Above-mentioned a pair of drift 6 and a pair of chamfering drift 7 of exerting pressure moves freely between Working position that is close and the position of readiness that leaves mutually respectively, and moves up in front and back with the 1st percussion hammer 40.
Above-mentioned the 3rd percussion hammer 44 has a pair of exerting pressure with cam 46 and a pair of chamfering cam 47.
This a pair of exerting pressure is connected on a pair of drift 6 of exerting pressure with cam follower 48 by a pair of exerting pressure with cam 46, moves up in front and back by making above-mentioned the 3rd percussion hammer 44, and makes a pair of drift 6 of exerting pressure in Working position and position of readiness action.
Above-mentioned a pair of chamfering is connected on a pair of chamfering drift 7 with cam follower 49 by a pair of chamfering with cam 47, moves up in front and back by making above-mentioned the 3rd percussion hammer 44, and makes a pair of chamfering drift 7 in Working position and position of readiness action.
Above-mentioned exerting pressure has with cam follower 48: by towards the pin 48a of fore-and-aft direction and can use bar 48b being installed in exerting pressure on the above-mentioned frame 8 with freely swinging on the left and right directions; Be installed in the roller 48c on this usefulness bar 48b that exerts pressure, this roller 48c and usefulness cam 46 butts of exerting pressure.
And, exert pressure and, exert pressure when forwards mobile with the 3rd percussion hammer 44, thereby the drift 6 of exerting pressure is moved to Working position with bar 48b swing with cam 46.
Above-mentioned chamfering has with cam follower 49: by towards the pin 49a of fore-and-aft direction and can be at the chamfering bar 49b that is installed on the above-mentioned frame 8 with freely swinging on the left and right directions; Be installed in the roller 49c on this chamfering usefulness bar 49b, this roller 49c and chamfering cam 47 butts.
And with the 3rd percussion hammer 44 when forwards mobile, chamfering is with bar 49b swing with cam 47 for chamfering, thereby chamfering drift 7 is moved to Working position.
The above-mentioned a pair of drift 6 of exerting pressure is positioned at the position than above-mentioned a pair of chamfering drift 7 more close belows, thereby the cardinal extremity pushing portion that pushes this drift 6 of exerting pressure with bar 48b moves it Working position by exerting pressure, thus, its front end add the Ministry of worker become with finishing die 4 on the identical height of engaged element.
The front end working position of above-mentioned a pair of chamfering drift 7 adds the Ministry of worker in the front end than the drift 6 of exerting pressure and exceeds upward and be equivalent to engaged element E on the position of the integral multiple of the installation pitch of zipper strip T.
The feed arrangement 10 of above-mentioned metal wire material for engaged elements has by the rotation of above-mentioned main shaft 30 the wire rod feed rolls 11 and the guide roller 12 of rotation off and on.By this wire rod feed rolls 11 and guide roller 12 clamping metal wire material for engaged elements W, thereby metal wire material for engaged elements W is transported to off and on the shaping implantation portion 1 of above-mentioned engaged element.
On the transmitter shaft 13 that makes above-mentioned wire rod feed rolls 11 rotations, be fixed with ratchet 14.
Use on the cam 33 with the wire rod feeding that cam follower 16 is connected above-mentioned main shaft 30 by the wire rod feeding with the ratchet 15 that this ratchet 14 engages, breaks away from, rotate with main shaft 30 with cam 33 by making the wire rod feeding, and ratchet 15 is moved back and forth.
And toward moving, 14 on ratchet rotates the anglecs of rotation of stipulating by ratchet 15, and ratchet 14 does not rotate when ratchet 15 is mobile again.
Thus, transmitter shaft 13 rotates off and on, and wire rod feed rolls 11 rotates off and on.
Above-mentioned wire rod feeding has with cam follower 16: can be located at the moving body 18 on the guide of being represented by imaginary line 17 with back and forth moving freely; Be arranged on the roller 19 on the cardinal extremity of this moving body 18; Make this moving body 18 move and roller 19 is pressed against the wire rod feeding with the spring 16a on the cam 33 to a direction.
And, at the front end of above-mentioned moving body 18 ratchet 15 being installed, the point 15a of this ratchet 15 engages, breaks away from the tooth 14a of ratchet 14.
The feedway 20 of above-mentioned zipper strip has: the band donor rollers 21 of rotating off and on by the rotation of above-mentioned main shaft 30; Backer roll 22.
By above-mentioned band donor rollers 21 and backer roll 22 clamping zipper teeth chain S, rotate off and on and send zipper teeth chain S off and on by this band donor rollers 21, thus, supply with zipper strip T off and on to the shaping implantation portion 1 of engaged element.
That is, band donor rollers 21 is compared to be arranged on shaping implantation portion 1 with backer roll 22 and is sent a side, will the zipper teeth chain S that engaged element E is installed on the zipper strip T be sent, and thus, zipper strip T is supplied to shaping implantation portion 1.
The transmitter shaft 23 of above-mentioned band donor rollers 21 rotations is supplied with on the cam 34 with the band that cam follower 24 is connected above-mentioned main shaft 30 by the band supply.
Above-mentioned band is supplied with to have with cam follower 24: can be installed in the 1st bar 24a on the above-mentioned frame 8 with freely swinging; Be located at the 1st roller 24b on the end of the 1st bar 24a; Be located at the 2nd roller 24c on the other end of above-mentioned the 1st bar 24a; Be fixed on the 2nd bar 24d on the above-mentioned transmitter shaft 23.Suppress above-mentioned the 2nd bar 24d by spring 24e it is swung to a direction, thereby the 2nd bar 24d is pressed against on the 2nd roller 24c, the 1st roller 24b is pressed against band supplies with on the cam 34.And, band is supplied with cam 34 rotated with main shaft 30, make the 1st bar 24a swing thus, make the 2nd bar 24d swing by the 2nd roller 24c, thus, make transmitter shaft 23 rotations, thereby band donor rollers 21 is rotated off and on to a direction.
With the shaping implantation portion 1 of above-mentioned engaged element tape guiding piece 25 is set relatively.
As mentioned above, owing to make following each parts: promptly, the 1st percussion hammer 40 that blanking punch 2, finishing die 4 are moved; The 2nd percussion hammer 42 that forming punch 5 is moved; The 3rd percussion hammer 44 that the drift 6 of exerting pressure, chamfering drift 7 are moved; Carry the wire rod feed rolls 11 of metal wire material for engaged elements W; Move by the rotation of main shaft 30 respectively by the band donor rollers 21 of carrying zipper teeth chain S to supply with zipper strip T, therefore, can easily make them in the action of the moment of regulation.
Below, thereby describe engaged element E being installed to the action that zipper strip T obtains zipper teeth chain S.
Stop under the state of front position at the 1st percussion hammer 40, make the anglec of rotation of wire rod feed rolls 11 rotation regulations, and carry metal wire material for engaged elements W to make its only outstanding amount that is equivalent to engaged element thickness on blanking punch 2.
Afterwards, the 1st percussion hammer 40 is rearward moved, thereby and obtain engaged element blank WA with metal wire rod W by cutting punch 3 and blanking punch 2 cutting engagement elements.
Engaged element blank WA moves to finishing die 4 by the 1st percussion hammer 40 rearward moving.
When carrying out this action, thereby make 21 rotations of band donor rollers send zipper teeth chain S, only supply with the zipper strip T of specific length.
Above-mentioned the 1st percussion hammer 40 moves to back-end location and when stopping, above-mentioned engaged element blank WA moves on the finishing die 4, and finishing die 4 is relative with forming punch 5.
In addition, a pair of drift 6 of exerting pressure is relative with a pair of shank WL of engaged element blank WA.
As mentioned above, when the 1st percussion hammer 40 stops at back-end location, obtain engaged element E downwards thereby the 2nd percussion hammer 42 is moved and the head WH of engaged element blank WA is processed into chevron by forming punch 5 and finishing die 4.
In addition, thus make above-mentioned the 3rd percussion hammer 44 begin to move to make a pair of drift 6 of exerting pressure to move and a pair of shank WL of the above-mentioned engaged element E of clamping to Working position.
Afterwards, above-mentioned the 1st percussion hammer 40 is forwards moved, and make the engaged element installation portion that is entered zipper strip T by a pair of shank WL of the engaged element E of a pair of drift 6 clampings of exerting pressure.
Meanwhile, the 3rd percussion hammer 44 is moved further, thereby a pair of drift 6 of exerting pressure is moved at Working position, on the engaged element installation portion of zipper strip T, exert pressure and engaged element E is installed to zipper strip T by a pair of shank WL, thereby obtain zipper teeth chain S engaged element E.
Above-mentioned a pair of chamfering drift 7 is positioned at the position than the above-mentioned a pair of drift 6 more close tops of exerting pressure, and the engaged element E of zipper teeth chain S is carried out chamfer machining.
Below, the feed arrangement 10 of metal wire material for engaged elements of the present invention is elaborated.
As shown in Figure 1, be provided with the direction of feed that makes above-mentioned ratchet 14 (arrow a), the arrestment mechanism 50 that increases of the rotational resistance on (arrow b) in the other direction.
Therefore, in order to make the feed rate of metal wire material for engaged elements W, it is feed speed, the feeding time interval is for making main shaft 30 with rotation at a high speed at a high speed, so ratchet 15 is to move back and forth at a high speed, thereby ratchet 14 is with rotation at a high speed, when feed rolls 11 is with the high speed rotation thus, above-mentioned ratchet 14 can excessively not rotate and rotate more than the anglec of rotation of regulation to direction of feed, above-mentioned ratchet 14 can not reverse to opposite spin yet, only rotate to ratchet 14 all-the-time stable the anglec of rotation of regulation exactly off and on to direction of feed, therefore 11 anglecs of rotation of only rotating regulation to direction of feed off and on of above-mentioned wire rod feed rolls.
Therefore, even the feed speed of metal wire material for engaged elements W is at a high speed, also can under not producing the situation of error, the amount of feeding obtain the engaged element blank of specific thickness.
As shown in Figure 7 and Figure 8, above-mentioned arrestment mechanism 50 comprises: be attached at brake drum 51 on the ratchet 14, be installed in brake band 52 on the frame 8, be installed in the brake shoe 53 on this brake band 52, by brake shoe 53 being pressed against on the brake drum 51, to increase the rotational resistance of ratchet 14 with spring 54 fastening these brake bands 52.
Above-mentioned transmitter shaft 13 can be installed on the bearing housing 55 by bearing 56 with rotating freely.
This bearing housing 55 is entrenched among the hole 8a of frame 8 and fixing, thus above-mentioned transmitter shaft 13 can be installed on the frame 8 with rotating freely, the leading section of this transmitter shaft 13 is outstanding from the hole 8a of frame 8, and the base end part of transmitter shaft 13 is given prominence to from above-mentioned bearing housing 55, at this base end part above-mentioned wire rod feed rolls 11 is installed.
Above-mentioned ratchet 14 and brake drum 51 are become one and brake drum 51 is attached on the ratchet 14, erection opening 57 connects this ratchet 14 and brake drums 51.The leading section of transmitter shaft 13 is entrenched in this erection opening 57, thereby ratchet 14 and brake drum 51 are fixed on the transmitter shaft 13.
The leading section of above-mentioned transmitter shaft 13 is the thin taper in top, above-mentioned erection opening 57 is and the closely chimeric taper of the leading section of taper, the axle collar 58 is connected to the side 51a of above-mentioned brake drum 51, bolt 59 screws leading section at transmitter shaft 13 from this axle collar 58, thus ratchet 14, brake drum 51 is fixed on the transmitter shaft 13.In addition, the leading section at transmitter shaft 13 uses key to limit moving of direction of rotation.
Above-mentioned brake band 52 is discontinuous circle, and side face is equipped with brake shoe 53 within it.
The body of rod 60 intert slidably from the discontinuous end 52a of above-mentioned brake band 52 to the 52b of the other end, and this body of rod 60 is fixed on an end 52a by lock(ing) bolt 61.
Be provided with above-mentioned spring 54 between the head 60a of the above-mentioned body of rod 60 and above-mentioned the other end 52b, it is fastening to utilize 54 pairs of brake bands of this spring 52 to carry out.
Continuous part at above-mentioned brake band 52 is formed with installing hole 52c.From this installing hole 52c bolt 63 is screwed on above-mentioned installation bracket 62, thereby brake band 52 is installed on the frame 8.
Because in above-mentioned arrestment mechanism 50, brake drum 51 is arranged on the ratchet 14 integratedly, on this brake drum 51, be provided with brake band 52 with brake shoe 53, this brake band 52 usefulness springs 54 are fastening and be installed on the frame 8, so thereby ratchet 14 and arrestment mechanism 50 can be concentrated compactly and can be installed in the little space.
Above-mentioned brake drum 51 also can with ratchet 14 split settings, and by bolting and connect.
In addition, also brake drum 51 can be fixed on the transmitter shaft 13, be connected on the ratchet 14 by transmitter shaft 13.
In addition, arrestment mechanism 50 also is not limited only to have the structure of above-mentioned brake drum 51 and brake band 52.
For example, also can on ratchet 14 or transmitter shaft 13, keep plate be set, and come this keep plate of clamping by brake shoe.
As shown in Figure 7, above-mentioned wire rod feeding has pilot hole 17c with the guide 17 of cam follower 16, in this pilot hole 17c with lid 17b by being bolted on the matrix 17a of cross section for コ shape roughly.
Moving body 18 inserts among this pilot hole 17c with can move freely.
At the spring base 18a that is located at above-mentioned moving body 18 be located between the spring base 17d of matrix 17a and be provided with spring 16a.
Leading section at above-mentioned moving body 18 is formed with groove 18b, and the base end part of ratchet 15 is inserted among this groove 18b and by pin 18c supporting and can freely swing, and, by spring 18c ratchet 15 is swung to a direction indicated by the arrow and to be suppressed.
Thus, the leading section 15a of ratchet 15 is retained as the state that engages with the tooth 14a of ratchet 14, therefore, can make ratchet 14 only rotate the amount of a tooth reliably to direction of feed by ratchet 15.
As shown in Figure 9, above-mentioned wire rod feed rolls 11 is fixed on the transmitter shaft 13, for example fixes by key 13a.
On the outer peripheral face of this wire rod feed rolls 11, be provided with raised line 11a.
As shown in Figure 9, described guide roller 12 can be installed on the fulcrum 12b by bearing 12b with rotating freely.
Outer peripheral face at this guide roller 12 is formed with groove 12c.
Above-mentioned metal wire material for engaged elements W feeding by above-mentioned raised line 11a and groove 12c clamping.
Just, the groove 12c butt of the head WH of metal wire material for engaged elements W and guide roller 12, and, butt between the raised line 11a of wire rod feed rolls 11 and a pair of shank WL.
Therefore, can be with the wire rod inserting hole 2a correctly feeding of metal wire material for engaged elements W towards blanking punch 2.
Other modes to above-mentioned wire rod feed rolls 11 and guide roller 12 describe.
In the mode with devices spaced apart on direction of feed on the housing a pair of wire rod feed rolls 11 is set, and makes this a pair of wire rod feed rolls 11 rotation off and on respectively by above-mentioned transmitter shaft 13.
The roller support unit that can freely swing is set on above-mentioned housing, a pair of guide roller 12 is installed on this roller support unit, and push by spring and to make a pair of guide roller 12 and a pair of wire rod feed rolls 11 butts respectively.
Can stablize like this and feeding metal wire material for engaged elements W reliably.
Above-mentioned the 1st percussion hammer is structures of the 1st roller 41a and the 2nd roller 41b and the 1st percussion hammer driving usefulness cam 31 butts with cam follower 41, but the 1st percussion hammer also can be that a roller is installed on the 1st percussion hammer 40 with cam follower 41, thereby and suppresses the 1st percussion hammer 40 by spring and roll-in is leaned against the 1st percussion hammer drive with on the cam 31.
Above-mentioned the 3rd percussion hammer 44 moves by the effect of bindiny mechanism 45, but also can the 3rd percussion hammer 44 be moved by cam and the cam follower that is arranged on the main shaft 30.
Claims (3)
1. the feed arrangement of the metal wire material for engaged elements in the zipper teeth chain continuous making machine is fed into the shaping implantation portion (1) of engaged element off and on the metal wire material for engaged elements in the zipper teeth chain continuous making machine (W), it is characterized in that,
The feed arrangement of described metal wire material for engaged elements comprises: wire rod feed rolls (11); Make the ratchet (14) of this wire rod feed rolls (11) to the direction of feed rotation; Rotation by main shaft (30) moves back and forth, thereby engages, throws off with described ratchet (14), so that the ratchet (15) that this ratchet (14) rotates off and on to direction of feed; Arrestment mechanism (50) with the rotational resistance increase that makes described ratchet (14).
2. the feed arrangement of the metal wire material for engaged elements in the zipper teeth chain continuous making machine as claimed in claim 1, it is characterized in that arrestment mechanism (50) is by being attached at brake drum (51) on the ratchet (14), being installed in brake band (52) on the frame (8) of continuous making machine, being installed in the brake shoe (53) on this brake band (52) and above-mentioned brake band (52) carried out fasteningly constituting with the spring (54) that brake shoe (53) is pressed on the brake drum (51).
3. the feed arrangement of the metal wire material for engaged elements in the zipper teeth chain continuous making machine as claimed in claim 2 is characterized in that, ratchet (14) and brake drum (51) are one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810182198A CN101733341A (en) | 2008-11-27 | 2008-11-27 | Feeding device of metal wire material for engaged elements in zipper teeth chain continuous making machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810182198A CN101733341A (en) | 2008-11-27 | 2008-11-27 | Feeding device of metal wire material for engaged elements in zipper teeth chain continuous making machine |
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| Publication Number | Publication Date |
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| CN101733341A true CN101733341A (en) | 2010-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810182198A Pending CN101733341A (en) | 2008-11-27 | 2008-11-27 | Feeding device of metal wire material for engaged elements in zipper teeth chain continuous making machine |
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| WO2022077544A1 (en) * | 2020-10-13 | 2022-04-21 | 福建浔兴拉链科技股份有限公司 | Zipper tooth, zipper, article using zipper and zipper tooth forming mold |
| WO2022077545A1 (en) * | 2020-10-13 | 2022-04-21 | 福建浔兴拉链科技股份有限公司 | Zipper tooth, zipper, article using zipper and zipper tooth mold |
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Application publication date: 20100616 |