CN101314167A

CN101314167A - Steel tube transfer mechanism

Info

Publication number: CN101314167A
Application number: CNA2008101231366A
Authority: CN
Inventors: 吕增宝; 殷雪峰; 王伟
Original assignee: CHANGSHU MEILI MACHINERY MANUFACTURE Co Ltd
Current assignee: CHANGSHU MEILI MACHINERY MANUFACTURE Co Ltd
Priority date: 2008-06-06
Filing date: 2008-06-06
Publication date: 2008-12-03
Anticipated expiration: 2028-06-06
Also published as: CN100586599C

Abstract

The invention discloses a steel tube transfer mechanism, which belongs to the steel tube production industry steel tube movement facility technical field. The mechanism comprises a stander, a power unit, a rotating shaft linked with the power unit, an overturning arm fixed on the rotating shaft and a tube overturning fork configured on the overturning arm, and is characterized in that: the mechanism also comprises a tube overturning fork direction retaining device which comprises a first chain wheel, a second chain wheel and a first chain; the first chain wheel is sleeved on the rotating shaft and is fixed with a shaft seat of the rotating shaft; the second chain wheel is linked with the tube overturning fork; and the first chain is sleeved on the first chain wheel and the second chain wheel; the tube overturning fork is provided with a tube overturning fork seat; a first fork seat shaft and a second fork seat shaft are formed at both sides of the tube overturning fork seat; the first fork seat shaft is arranged in a first bearing cavity of the overturning arm; the second fork seat shaft is arranged in a second bearing cavity of the overturning arm; and the second chain wheel is fixed with any one of the first fork seat shaft and the second fork seat shaft. The mechanism has the advantages that: the mechanism can steadily transfer steel tubes from a tube rolling mill to a steel tube support matched with the steel tube transfer mechanism, and avoids the situation of damaging the steel tubes during the tube unloading.

Description

Steel tube transfer mechanism

Technical field

The present invention relates to a kind of steel tube transfer mechanism, be used for the steel pipe of pipe mill roll forming is transferred to special-purpose steel pipe frame, handle, belong to the steel pipe MOVING STRUCTURE technical field in the steel pipe's production industry for next process.

Background technology

Steel tube transfer mechanism is equipped with in steel pipe's production manufacturer,, usually for the steel pipe behind the pipe mill roll forming is transferred on the steel pipe frame.The structure of the steel tube transfer mechanism in the prior art be by power set, rotating shaft and with cantilever form at least one pair of flip-arm of being installed in the rotating shaft constitute, extend the shape that is used to shelve steel pipe at the end of flip-arm and turn over the pipe fork just as V-arrangement, when the power set work that forms by the motor and speed reducer assembly usually, then drive the rotating shaft rotation that connects with the power set transmission, and then by the rotation of rotating shaft drive flip-arm, in the process of flip-arm rotation, the steel pipe that comes from the roll forming of pipe mill is transferred on the steel pipe frame.The existing shortcoming of the steel tube transfer mechanism of this structure is to undermine steel pipe easily, because, flip-arm is 360 ° of rotations, so being arranged on the pipe that turns over of the end of flip-arm pitches also with 360 ° of motions, the position that is to say the upset fork of V-arrangement can move and sexually revise, can't remain the state that is able to effective holding steel pipe that makes progress, so, scoop out steel pipe from pipe mill and place the steel pipe frame at least will be when turning over pipe fork through 180 ° motion process up to steel pipe is unloaded, therefore, turn over pipe fork the form of tubes of unloading that steel pipe unloads to the steel pipe frame is shown as the throwing form of getting rid of, thereby can't avoid causing infringement steel pipe.

Summary of the invention

Task of the present invention is to provide a kind of can making to turn over pipe fork and remain up with effective holding steel pipe and make the steady land of steel pipe on steel pipe frame and use the steel tube transfer mechanism of avoiding undermining steel pipe.

Task of the present invention is finished like this, a kind of steel tube transfer mechanism, it comprises frame, power set, rotating shaft with power set transmission connection, the pipe that turns over that is fixed at least one pair of flip-arm in the rotating shaft and is configured on the flip-arm is pitched, characteristics are: also include the pipe that turns over that equates with described quantity of turning over the pipe fork and pitch the direction holding device, this turns over pipe fork direction holding device and comprises first, second sprocket wheel and first chain, the first chain bye is enclosed within the rotating shaft with the axle bed that is used to be provided with rotating shaft and fixes, and second sprocket wheel is pitched connection with turning over pipe, and first chain is nested with first, on second sprocket wheel; The described pipe fork that turns over has the pipe of turning over forked standard, the both sides of turning over the pipe forked standard constitute a pair of first, second forked standard axle, the first forked standard axle is located in the terminal formed clutch shaft bearing seat chamber of flip-arm by clutch shaft bearing, and the second forked standard axle by second bearing be located at the terminal formed of flip-arm and with the corresponding second bearing block chamber, clutch shaft bearing seat chamber in, any one the forked standard axle in described second sprocket wheel and first, second forked standard axle is fixed.

In a specific embodiment of the present invention, described second sprocket wheel and the second forked standard axle are fixed.

In another specific embodiment of the present invention, the described pipe fork direction holding device that turns over also includes a chain tension device, this chain tension device comprises a tensioner wheel seat and an expansion tightening wheel, the tensioner wheel seat is fixed on the described flip-arm, on the tensioner wheel seat, offer the adjustment groove, the tensioner wheel shaft of described expansion tightening wheel is located to be adjusted on the groove, and expansion tightening wheel contacts with described first chain.

Go back in the specific embodiment of the present invention, described tensioner wheel seat is fixed on a middle side part of flip-arm.

In another specific embodiment of the present invention, the described global shape that turns over the pipe fork is in the shape of the letter V.

The present invention is owing to adopted above-mentioned design, can make to turn over to manage to pitch by upset pipe fork direction holding device and remain towards last position, the steel pipe that therefore can will come from pipe mill is transferred to supporting on the steel pipe frame at steel tube transfer mechanism of the present invention place reposefully, has avoided the existing situation that undermines steel pipe when unloading pipe in the prior art effectively.

Description of drawings

Accompanying drawing is a specific embodiment structure chart of the present invention.

The specific embodiment

For the auditor that makes Patent Office particularly the public can further understand architectural feature of the present invention and beneficial effect thereof, the spy reaches embodiment in conjunction with the accompanying drawings the specific embodiment of the present invention is described in detail as follows, but embodiment does not constitute the restriction to technical solution of the present invention.According to the present invention design, any pro forma but not substantial variation all should be considered as the protection domain of qualification of the present invention.

Please provide frame 1 referring to accompanying drawing, in the present embodiment, this frame 1 is with column or claims the form of block of wood to occur that can know by inference fully in view of the above, the version of frame 1 can have various variations, so do not need in the present invention frame 1 is limited.At an end of the length direction of frame 1 is that the left end (also can be right-hand member) of current icon location status is provided with power set 2, these power set 2 comprise do not give among the figure illustrate but the motor that can know by inference fully according to professional general knowledge, reduction box 21, master, by

movable sprocket

22,23, second chain 24, motor matches with reduction box 21, drive sprocket 22 is fixed on the final stage power output shaft of reduction box 21, be fixed on the axle head of rotating shaft 3 by sprocket wheel 23, the two ends of second chain 24 be nested with respectively lead, by

movable sprocket

22,23 on.Along with by the rotation of movable sprocket 23, then drive the rotating shaft of being located on the frame 1 by axle bed 31 3 and rotate.Along with by the rotation of movable sprocket 23, then drive the rotating shaft of being located on the frame 1 by axle bed 31 3 and rotate.As a kind of concrete embodiment, at the two ends of rotating shaft 3 and the middle part each fix a flip-arm 4, if the length of steel pipe 8 is long, rotating shaft 3 also can correspondingly prolong so, the quantity of flip-arm 4 increases thereupon, vice versa.Therefore, be fixed on concrete quantity many or few restrictions that should not constitute too of the flip-arm 4 in the rotating shaft 3, but that flip-arm 4 should have at least is a pair of to technical solution of the present invention.From illustrated structure as can be known, flip-arm 4 is to be fixed in cantilever state in the rotating shaft 3, here the cantilever position of being said is meant: the base portion of flip-arm 4 is fixing with flat key or lock screw and rotating shaft 3, and the end of flip-arm 4 constitutes free end, and is processed with a pair of first, second bearing

block chamber

41a, 41b at this free end.In the present embodiment, the applicant adopts flat key that the base portion of flip-arm 4 and keyway 32 keys in the rotating shaft 3 is solid.When rotating shaft 3 rotations, 360 ° of rotations of the also corresponding do of flip-arm 4.

Please continue to see accompanying drawing, the position of turning over pipe fork direction holding device 6 that the present invention recommended is chosen in a flip-arm 4 sides of the centre of three flip-arms 4, this turns over pipe fork direction holding device 6 and comprises first,

second sprocket wheel

61,62 and first chain 63, first sprocket wheel 61 is non-rotary, it is fixed on the axle bed 31, and second sprocket wheel 62 should rotate, and specifically is and turns over pipe fork 5 and connect, one end of first chain 63 is nested with on first sprocket wheel 61, and the other end is nested with on second sprocket wheel 62.Turning over pipe fork 5 has and turns over pipe forked standard 51, and be extended with a pair of first, second fork shaft 511,512 respectively at the two ends of turning over pipe forked standard 51, first fork shaft 511 movably is arranged in the aforesaid clutch shaft bearing seat chamber 41a by clutch shaft bearing 5111, and second fork shaft 512 movably is arranged in the aforesaid second bearing block chamber 41b by second bearing 5121.For clutch shaft bearing 5111 is implemented protection, prevent the dust invasion and attack, therefore the sidepiece at clutch shaft bearing 5111 adds clutch shaft bearing lid 5112, and clutch shaft bearing lid 5112 fixes with flip-arm 4, and corresponding with clutch shaft bearing seat chamber 41a; Similarly, for second bearing 5121 is implemented protection, be equipped with second bearing cap 5122.Above-mentioned second sprocket wheel 62 and second fork shaft 512 are fixing, and fixed form both can adopt flat key, also can use lock screw, and present embodiment is selected the former.In the process of flip-arm 4 rotations, turn over 51 motions of pipe forked standard by flip-arm 4 drives, second chain 62 is as the same, but because first sprocket wheel 61 does not change, the direction of motion of therefore turning over pipe forked standard 51 is opposite with the direction of motion of flip-arm 4, thereby the direction that making upset pipe fork 5 all the time up, thereby the steel pipe that comes from pipe mill 8 that can will turn on the pipe fork 5 is placed on the steel pipe frame 7 shown in the figure reposefully.

Above as a kind of concrete embodiment, first,

second sprocket wheel

61,62 has been located at right side (with shown position) corresponding to flip-arm 4, yet, if first,

second sprocket wheel

61,62 is located at the left side of flip-arm 4, and will turn over pipe fork 5 and correspondingly move to the left side, second sprocket wheel 62 and first fork shaft 511 are fixing so.In case the situation in this time occurs, should be considered as and technical scheme equivalence of the present invention.

Still ask for an interview accompanying drawing, has good tension force in order to ensure first chain 63, the pipe fork direction holding device 6 that turns among the present invention program also includes a chain swelling device 64, this chain swelling device 64 comprises a tensioner wheel seat 641 (also can claim the tensioning wheel seat) and an expansion tightening wheel 642 (also can claim regulating wheel), the lower end of tensioner wheel seat 641 is screwed the middle part in a side of flip-arm 4, be the middle part that is fixed on the right side of flip-arm 4 in an embodiment of the present invention, the upper end of tensioner wheel seat 641 leans out the plane of flip-arm 4 and offers adjusts groove 6411, expansion tightening wheel 642 contacts with first chain 63, first chain 63 is produced fastening force, and the tensioner wheel shaft 6421 of expansion tightening wheel 642 is bound up on the adjustment groove 6411, here said connection for example adopts thread fiting mode to connect, can also set firmly a nut at adjustment groove 6411 positions, use for tensioner wheel shaft 6421 connecting and complying with and to adjust.

During use, under the driving of power set 2, the clockwise direction rotation is done in rotating shaft 3, driving flip-arm 4 also moves clockwise, turn over after pipe fork 5 scoops out the steel pipe 8 that comes from the pipe mill roll forming by one group (being illustrated as three) being connect on one group of (being illustrated as three) flip-arm 4, take steel pipe 5 and move to steel pipe frame 7 by turning over pipe fork 5, thus can be on the steel pipe frame 7 of ferrying under the state that does not steadily have bump with steel pipe 8.In the motion process of 360 ° in flip-arm 4 works, force by it and to turn over pipe fork 5 and also do 360 ° motion, but, because first sprocket wheel 61 is static, thereby can make second sprocket wheel 62 do motion counterclockwise by first chain 63, again because second sprocket wheel 62 is to fix with second fork shaft 512 that turns over pipe forked standard 51 that turns over pipe fork 5, therefore can make and turn over pipe fork 5 and remaining constant towards last state, steel pipe 8 can not roll and fall, have only and turn over pipe fork 5 when moving to the plane that is lower than steel pipe frame 7 when the V font, just steel pipe 8 is unloaded as on the steel pipe frame 7, handle for the operation of subsequent processing such as pickling and so on.

In sum, adopt steel tube transfer mechanism of the present invention can avoid the damage of steel pipe in transfer process, to ensureing that product quality is very favourable.

Claims

1, a kind of steel tube transfer mechanism, it comprises frame (1), power set (2), rotating shaft (3) with power set (2) transmission connection, the pipe that turns over that is fixed at least one pair of flip-arm (4) in the rotating shaft (3) and is configured on the flip-arm (4) is pitched (5), it is characterized in that: also include the pipe that turns over that equates with described quantity of turning over pipe fork (5) and pitch direction holding device (6), this turns over pipe fork direction holding device (6) and comprises first, second sprocket wheel (61,62) and first chain (63), first sprocket wheel (61) sky is enclosed within rotating shaft (3) and goes up with the axle bed (31) that is used to be provided with rotating shaft (3) fixing, and second sprocket wheel (62) is pitched (5) connection with turning over pipe, and first chain (63) is nested with first, second sprocket wheel (61,62) on; The described pipe fork (5) that turns over has and turns over pipe forked standard (51), the both sides of turning over pipe forked standard (51) constitute a pair of first, the second forked standard axle (511,512), the first forked standard axle (511) is located in the terminal formed clutch shaft bearing seat chamber (41a) of flip-arm (4) by clutch shaft bearing (5111), and the second forked standard axle (512) by second bearing (5121) be located at the terminal formed of flip-arm (4) and with the corresponding second bearing block chamber (41b), clutch shaft bearing seat chamber (41a) in, described second sprocket wheel (62) and first, the second forked standard axle (511,512) any one the forked standard axle in is fixed.

2, steel tube transfer mechanism according to claim 1 is characterized in that described second sprocket wheel (62) and the second forked standard axle (512) are fixing.

3, steel tube transfer mechanism according to claim 1, it is characterized in that the described pipe fork direction holding device (6) that turns over also includes a chain tension device (64), this chain tension device (64) comprises a tensioner wheel seat (641) and an expansion tightening wheel (642), tensioner wheel seat (641) is fixed on the described flip-arm (4), on tensioner wheel seat (641), offer and adjust groove (6411), the tensioner wheel shaft (6421) of described expansion tightening wheel (642) is located to be adjusted on the groove (6411), and expansion tightening wheel (642) contacts with described first chain (63).

4, steel tube transfer mechanism according to claim 3 is characterized in that described tensioner wheel seat (641) is fixed on a middle side part of flip-arm (4).

5, steel tube transfer mechanism according to claim 2 is characterized in that the described global shape that turns over pipe fork (5) is in the shape of the letter V.