CN102861780B - Traction device for vertical aluminum alloy pipe production line - Google Patents

Traction device for vertical aluminum alloy pipe production line Download PDF

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Publication number
CN102861780B
CN102861780B CN201210369788.4A CN201210369788A CN102861780B CN 102861780 B CN102861780 B CN 102861780B CN 201210369788 A CN201210369788 A CN 201210369788A CN 102861780 B CN102861780 B CN 102861780B
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alloy pipe
production line
column
aluminum alloy
tractor
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CN102861780A (en
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魏征宇
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Taiyuan Heavy Industry Co Ltd
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Taiyuan Heavy Industry Co Ltd
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Abstract

The invention provides a traction device for a vertical aluminum alloy pipe production line. The traction device is used for drawing and extruding produced aluminum alloy pipes and comprises upright columns and a traction trolley capable of walking on the upright columns; the upper ends and/or the lower ends of the upright columns are respectively connected to a base and a lower foundation of the vertical aluminum alloy pipe production line; the aluminum alloy pipes are extruded to extend from a position below the base; the traction trolley comprises clamping pieces; and the clamping pieces are clamped at one ends of the aluminum alloy pipes, so that the traction trolley can draw the aluminum alloy pipes to move downwards.

Description

For the draw-gear of vertical aluminum alloy pipe production line
Technical field
The present invention relates to aluminium-alloy pipe pressurizing unit, particularly relate to vertical aluminum alloy pipe extruding draw-gear.
Background technology
Along with aluminium alloy pipe is applied in fields such as Aero-Space, more and more higher to the quality requirement of aluminium alloy pipe, the quality of production and the qualification rate of aluminium section bar is improved in the urgent need to pulling equipment.
Aluminium alloy pipe production line comprises vertical aluminum alloy pipe production line and horizontal aluminium alloy pipe production line.Current vertical aluminum alloy pipe production line there is no tractor, and the prior art of horizontal aluminium extruder tractor can with reference to Chinese patent application CN02269914.7 and CN201020124740.8, but the two all can not be applicable to vertical aluminum alloy pipe production line.
Therefore, be necessary to propose a kind of draw-gear for vertical aluminum alloy pipe production line.
Summary of the invention
An object of the present invention, is to propose a kind of draw-gear for vertical aluminum alloy pipe production line, to solve prior art Problems existing.
Another object of the present invention, is to propose a kind of draw-gear for vertical aluminum alloy pipe production line that can regulate hauling speed and tractive force.
For achieving the above object, the present invention proposes a kind of draw-gear for vertical aluminum alloy pipe production line, for drawing the aluminium alloy pipe extruding and produce, the tractor that described draw-gear comprises column and can walk on described column, the upper end of described column and/or lower end are connected to base and the infrastructure of described vertical aluminum alloy pipe production line, described aluminium alloy pipe is extruded from the below of described base and stretches out, described tractor comprises holder, described holder is held on one end of described aluminium alloy pipe, draw described aluminium alloy pipe to enable described tractor to move down.
In an embodiment of the present invention, described column comprises column body and is arranged at the first guide member extended on described column body and along the direction of described column, described first guide member is provided with the tooth bar that the direction along described column extends, described tractor comprises vehicle frame, servomotor and is connected to the reductor of described servomotor, described reductor comprises shaft gear, reductor described in described driven by servomotor makes described shaft gear engagement rotation on described tooth bar, moves on described column to make described tractor.
In an embodiment of the present invention, the translational speed of described tractor can be adjusted by the output speed adjusting described servomotor, and the tractive force of described tractor can be adjusted by the Driving Torque adjusting described servomotor.
In an embodiment of the present invention, the number of described servomotor and described reductor is two, and described two servomotors and described two reductors are symmetricly set on the front-end and back-end of described vehicle frame respectively, the number of described first guide member is two, and described two the first guide members are symmetricly set on front side and the rear side of described column body, described two shaft gears of described two reductors are meshed with described two tooth bars on described two the first guide members respectively.
In an embodiment of the present invention, described tractor also comprises two driving cylinders being positioned at both sides before and after described vehicle frame, the number of described holder is two, and be connected to the piston rod of described two driving cylinders, described two driving cylinders can drive described two holder relative motions, to clamp described one end of described aluminium alloy pipe.
In an embodiment of the present invention, described column also comprises at least one second guide member of the side away from described support being arranged on described column body, described vehicle frame comprises the multiple slide plates corresponding to described two the first guide members and at least one the second guide member described, and described two the first guide members and at least one second guide member described move along described column for guiding described tractor.
In an embodiment of the present invention, described tractor also comprises multiple guide post and multiple guide pin bushing, described vehicle frame comprises the perforate of multiple correspondence, described multiple guide pin bushing is installed in described multiple perforate, described in each, one end of guide post is connected to holder described in one of them, and can move in described guide pin bushing.
In an embodiment of the present invention, the number of described guide post is four, and wherein two described guide posts are connected to holder described in one of them, and guide post described in two other is connected to holder described in another.
In an embodiment of the present invention, described driving cylinder is hydraulic cylinder.
In an embodiment of the present invention, described column comprises at least one for described column being fixed on the support on the basis, side of described aluminium alloy pipe production line.
In the draw-gear for vertical aluminum alloy pipe production line that the present invention proposes, can produce in the process of aluminium alloy pipe at vertical aluminum alloy pipe production line and draw aluminium alloy pipe, to improve aluminium alloy pipe yield rate.In addition, the translational speed of tractor of the present invention and tractive force can be adjusted by the output speed of servomotor and Driving Torque; When holder is in the process of the lower end of clamping aluminium alloy pipe, the speed of tractor keeps constant; After the lower end of aluminium alloy pipe clamps by holder, tractor keeps certain tractive force, ensures that aluminium alloy pipe is subject to constant-tension.Holder can reduce the article length because of clamping distortion as far as possible, improves yield rate, and due to the fit structure of tractor and column, the smooth running of tractor is reliable.
Accompanying drawing explanation
Figure 1 shows that the schematic front view of the draw-gear for vertical aluminum alloy pipe production line of the present invention;
Figure 2 shows that the cross-sectional schematic along A-A line in Fig. 1;
Figure 3 shows that the cross-sectional schematic along B-B line in Fig. 1.
Detailed description of the invention
Figure 1 shows that the schematic front view of the draw-gear for vertical aluminum alloy pipe production line of the present invention.Wherein, hereinafter "up" and "down" corresponds respectively to above and below shown in Fig. 1, " left side " and " right side " corresponds respectively to left side described in Fig. 1 and right side, and the side that can show in " front " corresponding diagram 1 hereinafter, and the opposition side of display in " afterwards " corresponding diagram 1.
As shown in Figure 1, the draw-gear for vertical aluminum alloy pipe production line that the present invention proposes comprises column 10 and tractor 40.Column 10 is arranged in the melt pit 100 below extrusion equipment (not shown), and lower end and the infrastructure 30 of column 10 are fixedly linked, and upper end and base 20 are fixedly linked.In order to ensure the rigidity of column 10, at least one support 10a is set at the middle part of column 10, in the present embodiment, the number of support 10a is two, each support 10a one end and column 10 are fixedly linked, the other end and sidepiece basis 30a are fixedly linked, for column 10 being fixed on basis, the side 30a of aluminium alloy pipe production line.Tractor 40 is arranged on column 10, and can move up and down along column 10.
In one embodiment, column 10 can only top end and base 20 be fixedly linked, or is only fixedly linked with infrastructure 30 on lower side, as long as can ensure that column 10 is stably fixed between base 20 and infrastructure 30.
Figure 2 shows that the cross-sectional schematic of draw-gear of the present invention along A-A line in Fig. 1.As shown in Figure 2, column 10 comprises column body 11, and column body 11 is provided with the first guide member 12 and the second guide member 13, first guide member 12 that the length direction along column 10 extends and the second guide member 13 is walked on column 10 for guiding tractor 40.In the present embodiment, the cross section of column body 11 is rectangle, and the number of the first guide member 12 is two, and is separately positioned on the both sides, front and back of Fig. 1 central post body 11.Two the first guide members 12 are provided with tooth bar 14 away from the side of support 10a.The number of the second guide member 13 is also two, and is arranged on the side away from support 10a of column 10.Tractor 40 can along column 10 along the D of Fig. 1 to and counter motion.When tractor 40 is along D to when moving, its one end can drawing the aluminium alloy pipe 1 be squeezed out from base 20 downwards moves downward.
As shown in Figure 2, tractor 40 comprises vehicle frame 41, and vehicle frame 41 has accommodation space and is communicated in the opening of accommodation space in the present embodiment.The inwall of vehicle frame 41 is provided with the first slide plate 410a corresponding to the first guide member 12 and the second slide plate 410b corresponding to the second guide member 13, when vehicle frame 41 is along column 10 rising and descending motion, the first slide plate 410a and the second slide plate 410b can coordinate slip on the first guide member 12 and the second guide member 13.
Tractor 40 also comprises and is installed in servomotor 42 on vehicle frame 41 and reductor 43, and the output shaft of reductor 43 is by shaft coupling 43a connecting axle gear 43b.Shaft gear 43b engages with the tooth bar 14 be installed on the first guide member 12, drives shaft gear 43b to rotate, can walk to make tractor 40 on column 10 by servomotor 42 and reductor 43 Driving Torque.The present invention is symmetrical arranged two servomotors 42 and two at vehicle frame 41 along the front shown in Fig. 1 and rear and overlaps the transmission system be made up of reductor 43, shaft coupling 43a, shaft gear 43b etc., ensures tractor 40 stress equalization in running, can not be stuck.In the present embodiment, vehicle frame 41 has two symmetrical perforates, and the output shaft of reductor 43 and be connected shaft gear 43b stretch into the inner space of vehicle frame 41 by described perforate, and bearing 43c and end cap 43d is housed between the perforate of shaft gear 43b and vehicle frame 41.
Figure 3 shows that the cross-sectional schematic of draw-gear of the present invention along B-B line in Fig. 1, as shown in Figure 3, vehicle frame 41 is also equipped with two driving cylinders 44 respectively along the side, front and back shown in Fig. 1.One end of the piston rod 441 of driving cylinder 44 is provided with holder 45, and two holders 45 are respectively the chuck with arc surface in the present embodiment, and two chucks are close to each other can be held on one end of aluminium alloy pipe between two chucks.Driving cylinder 44 drives holder 45 to be clamped one end of aluminium alloy pipe 1, aluminium alloy pipe 1 is out of shape little, and the length that folder gives up is shorter, and finished product utilization rate is high.
As depicted in figs. 1 and 2, four guide posts, 46, four guide pin bushings 47 and four pressing plates 48 vehicle frame 41 are also equipped with.As shown in Figure 3, one end of each guide post 46 is stretched in holder 45, and is fixedly connected on holder 45.Vehicle frame 41 has four perforate H, guide pin bushing 47 is fixed in perforate H by pressing plate 48, and guide post 46 is installed in guide pin bushing 47 and also can moves in guide pin bushing 47.Guide post 46 drives in the process of holder 45 at driving cylinder 44 to ensure the depth of parallelism that holder 45 runs; if when holder 45 is subject to tilting moment; tilting moment can be passed to guide post 46 instead of be born by driving cylinder 44, therefore, it is possible to play the effect of protection driving cylinder 44.
In the present invention, servomotor 42 can have two kinds of control modes, is constant speed control mode and constant torque control mode respectively.When tractor 40 has just started to clamp aluminium alloy pipe 1, servomotor 42 has exported with constant speed, and make tractor 40 keep certain speed to move downward along column 10, now the speed of tractor is identical with the extruded velocity of aluminium alloy pipe 1.When aluminium alloy pipe 1 clamped by tractor 40, servomotor 42 exports with constant torque, and tractor 40 pairs of aluminium alloy pipes 1 apply constant tractive force, and aluminium alloy pipe 1 is subject to identical tension, ensures linearity and the wall thickness deviation of aluminium alloy pipe 1.Therefore, the speed of travel of tractor 40 can as required, be adjusted by the output speed or Driving Torque adjusting servomotor 42, keeps the constant airspeed of tractor 40 or constant to the drawing tension of aluminium alloy pipe 1.
In the present invention, the setting of the first guide member 12 and the second guide member 13 is to guide tractor 40 along column 10 straight line moving, but the present invention does not limit the form of the first guide member 12 and the second guide member 13, can be guided by other forms known in the industry, the present invention does not limit.
In the above-described embodiments, tractor 40 and column 10 are engaged by gear and tooth bar, but also the two can be made to move relatively reposefully by other various ways known in the industry, and the present invention does not limit equally.In addition, in above-described embodiment, holder 45 to be driven by driving cylinder 44 and relatively close, so that aluminium alloy pipe 1 is clamped, driving cylinder 44 can be hydraulic cylinder or pneumatic cylinder, and the present invention also can make holder 45 clamp aluminium alloy pipe 1 by other type of drive, does not limit equally at this.In addition, the below of column 10 can be provided with buffer unit, preventing servomotor 42 power-off suddenly when being not yet clamped to aluminium alloy pipe 1, causing tractor 40 to pound lower portion basis 30 along column 10 landing downwards, damaging tractor 30.
The present invention propose in the tractor 40 of vertical aluminum alloy pipe production line, tractor 40 speed can along with the difference of the extruded velocity of aluminium alloy pipe 1 carry out adjustments set; After the lower end of aluminium alloy pipe 1 clamps by holder 45, tractor 40 keeps certain tractive force, ensures that aluminium alloy pipe 1 is subject to identical tension; Holder 45 can reduce the article length because of clamping distortion as far as possible, improve yield rate, and the smooth running of tractor 40 is reliable.
Although exemplary embodiment describe the present invention with reference to several, should be appreciated that term used illustrates and exemplary and nonrestrictive term.Spirit of the present invention or essence is not departed from because the present invention can specifically implement in a variety of forms, so be to be understood that, above-described embodiment is not limited to any aforesaid details, and should explain widely in the spirit and scope that claims limit, therefore fall into whole change in claim or its equivalent scope and remodeling and all should be claims and contained.

Claims (9)

1. the draw-gear for vertical aluminum alloy pipe production line, for drawing the aluminium alloy pipe (1) extruding and produce, it is characterized in that, the tractor (40) that described draw-gear comprises column (10) and above can walk at described column (10), the upper end of described column (10) is connected to the base (20) of described vertical aluminum alloy pipe production line, the lower end of described column (10) is connected to the infrastructure (30) of described vertical aluminum alloy pipe production line, described aluminium alloy pipe (1) is extruded from the below of described base (20) and stretches out, described tractor (40) comprises holder (45), described holder (45) is held on one end of described aluminium alloy pipe (1), described aluminium alloy pipe (1) can be drawn to make described tractor (40) to move down, wherein, described column (10) comprises column body (11) and is arranged at the first guide member (12) extended on described column body (11) and along the direction of described column (10), described first guide member (12) is provided with the tooth bar (14) that the direction along described column (10) extends, described tractor (40) comprises vehicle frame (41), servomotor (42) and be connected to the reductor (43) of described servomotor (42), described reductor (43) comprises shaft gear (43b), described servomotor (42) drives described reductor (43) to make described shaft gear (43b) at the upper engagement rotation of described tooth bar (14), to make described tractor (40) upper mobile at described column (10).
2. as claimed in claim 1 for the draw-gear of vertical aluminum alloy pipe production line, it is characterized in that, the translational speed of described tractor (40) can be adjusted by the output speed of the described servomotor of adjustment (42), and the tractive force of described tractor (40) can be adjusted by the Driving Torque of the described servomotor of adjustment (42).
3. as claimed in claim 2 for the draw-gear of vertical aluminum alloy pipe production line, it is characterized in that, the number of described servomotor (42) and described reductor (43) is two, and described two servomotors (42) are symmetricly set on the front-end and back-end of described vehicle frame (41), described two reductors (43) are symmetricly set on the front-end and back-end of described vehicle frame (41), the number of described first guide member (12) is two, and described two the first guide members (12) are symmetricly set on front side and the rear side of described column body (11), described two shaft gears (43b) of described two reductors (43) are meshed with described two tooth bars (14) on described two the first guide members (12) respectively.
4. as claimed in claim 3 for the draw-gear of vertical aluminum alloy pipe production line, it is characterized in that, described tractor (40) also comprises two driving cylinders (44) being positioned at both sides before and after described vehicle frame (41), the number of described holder (45) is two, and be connected to the piston rod (441) of described two driving cylinders (44), described two driving cylinders (44) can drive the relative motion of described two holders (45), to clamp described one end of described aluminium alloy pipe (1).
5. as claimed in claim 4 for the draw-gear of vertical aluminum alloy pipe production line, it is characterized in that, described column (10) comprises at least one for described column (10) being fixed on the support (10a) on the basis, side (30a) of described aluminium alloy pipe production line, described column (10) also comprises at least one second guide member (13) of the side away from described support (10a) being arranged on described column body (11), described vehicle frame (41) comprises the multiple slide plate (410a corresponding to described two the first guide members (12) and at least one the second guide member (13) described, 410b), described two the first guide members (12) and at least one second guide member (13) described move along described column (10) for guiding described tractor (40).
6. as claimed in claim 5 for the draw-gear of vertical aluminum alloy pipe production line, it is characterized in that, described tractor (40) also comprises multiple guide post (46) and multiple guide pin bushing (47), described vehicle frame (41) comprises the perforate (H) of multiple correspondence, described multiple guide pin bushing (47) is installed in described multiple perforate (H), one end of guide post described in each (46) connects holder described in one of them (45), and can be mobile in described guide pin bushing (47).
7. as claimed in claim 6 for the draw-gear of vertical aluminum alloy pipe production line, it is characterized in that, the number of described guide post (46) is four, and wherein two described guide posts (46) are connected to holder described in one of them (45), guide post described in two other (46) is connected to holder described in another (45).
8., as claimed in claim 4 for the draw-gear of vertical aluminum alloy pipe production line, it is characterized in that, described driving cylinder (44) is hydraulic cylinder.
9. as claimed in claim 1 for the draw-gear of vertical aluminum alloy pipe production line, it is characterized in that, described column (10) comprises at least one for described column (10) being fixed on the support (10a) on the basis, side (30a) of described aluminium alloy pipe production line.
CN201210369788.4A 2012-09-28 2012-09-28 Traction device for vertical aluminum alloy pipe production line Active CN102861780B (en)

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CN102861780B true CN102861780B (en) 2015-06-10

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1018613A (en) * 1961-02-21 1966-01-26 Fielding & Platt Ltd Improvements in or relating to hydraulic extrusion apparatus
CN2590688Y (en) * 2002-09-28 2003-12-10 张修基 Traction engine for aluminium section bar extrusion production line
CN101284422A (en) * 2008-04-22 2008-10-15 申瑞山 Glass fibre reinforced vertical pultruded tubular product device and method
CN202105870U (en) * 2011-03-23 2012-01-11 孙江强 Extruded copper product tractor
CN202137218U (en) * 2011-04-26 2012-02-08 江阴江顺铝型材成套设备制造有限公司 Traction machine used for small and medium size aluminum profile extrusion production line

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1018613A (en) * 1961-02-21 1966-01-26 Fielding & Platt Ltd Improvements in or relating to hydraulic extrusion apparatus
CN2590688Y (en) * 2002-09-28 2003-12-10 张修基 Traction engine for aluminium section bar extrusion production line
CN101284422A (en) * 2008-04-22 2008-10-15 申瑞山 Glass fibre reinforced vertical pultruded tubular product device and method
CN202105870U (en) * 2011-03-23 2012-01-11 孙江强 Extruded copper product tractor
CN202137218U (en) * 2011-04-26 2012-02-08 江阴江顺铝型材成套设备制造有限公司 Traction machine used for small and medium size aluminum profile extrusion production line

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