CN201728232U - Lifting mechanism of stepping turn-over cooling bed - Google Patents
Lifting mechanism of stepping turn-over cooling bed Download PDFInfo
- Publication number
- CN201728232U CN201728232U CN2010201939673U CN201020193967U CN201728232U CN 201728232 U CN201728232 U CN 201728232U CN 2010201939673 U CN2010201939673 U CN 2010201939673U CN 201020193967 U CN201020193967 U CN 201020193967U CN 201728232 U CN201728232 U CN 201728232U
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- lifting frame
- hydraulic cylinder
- lifting
- cooling bed
- over cooling
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Abstract
The utility model discloses a lifting mechanism of a stepping turn-over cooling bed. The lifting mechanism of the stepping turn-over cooling bed comprise a lifting frame, inclined rails arranged below the end parts of two sides of the lifting frame and below the middle of two sides of the lifting frame so as to support the lifting frame, and a lifting hydraulic cylinder, wherein the middle of a lifting cross beam at the front end of the lifting frame is provided with a support used for installing a connecting lug; the front end of a piston rod of the lifting hydraulic cylinder is connected with a hydraulic cylinder earring; and the hydraulic cylinder earring is combined with the connecting lug so that the lifting fame goes up and down along the inclined rails under the drive of the lifting hydraulic cylinder. In the utility model, the lifting mechanism of the largest bearing part of the stepping turn-over cooling bed is effectively simplified, thus being beneficial to the arrangement, installation and stable operation of the equipment, improving the operating efficiency of the equipment and reducing the work load of maintenance and overhaul.
Description
Technical field
The utility model relates to the stepping turn over cooling bed, relates in particular to the elevating mechanism that direct employing hydraulic cylinder carries out the stepping turn over cooling bed of lifting.
Background technology
At present, the stepping turn over cooling bed mainly adopts following three kinds of mechanisms to realize the stepping and the flip-flop movement of steel billet, reaches aligning and cooling purpose.That is, these three kinds of structures are respectively as shown in Figure 1 eccentric wheel-reel cage mechanism, hydraulic-driven reel cage-translation mechanism as shown in Figure 2 and the oblique slide rail-translation mechanism of hydraulic-driven as shown in Figure 3.Below, the tooth plate motion process to these three kinds of mechanisms describes respectively.
Eccentric wheel-reel cage mechanism: the translation of this mechanism and lifting are finished by several groups of eccentric wheels of a power transmission shaft transmission.As shown in Figure 1, main eccentric wheel 13 drivening rod mechanisms 14 and make reel cage 15 swing, thus realize the lifting of tooth plate 11,12.At this moment, when a tooth plate in the tooth plate 11,12 rose according to the swing of reel cage 15, another tooth plate then descended, that is, the direction of motion of two tooth plates 11,12 is opposite; Meanwhile, and secondary eccentric wheels (not shown) that eccentric direction different coaxial with main eccentric wheel 13 drive tooth plate 11,12 by connecting rod (not shown) and do the horizontal direction reverse motions, the synthetic translation and the upset that realizes steel billet in conjunction with the particular design of profile of tooth of two motions.
Hydraulic-driven reel cage-translation mechanism: as shown in Figure 2, this mechanism drives power transmission shaft 26 by one group of hydraulic cylinder 27 and rotates, and the linkage 24 that is connected in power transmission shaft 26 drives reel cage 25 swings, realizes the lifting of tooth plate 21,22.At this moment, when a tooth plate in the tooth plate 21,22 rose according to the swing of reel cage 25, another tooth plate then descended, that is, the direction of motion of two tooth plates 11,12 is opposite.Another group hydraulic cylinder 23 directly is connected with the stand of one group of tooth plate 22, promotes this group tooth plate 22 and advances on the reel cage roller or retreat.Lifting and translation are independently finished respectively by rhythm.Steel billet overturns 90 ° at every turn in this scheme in by the step pitch reach, to reach even cooling, avoids crooked effect.
Oblique slide rail-the translation mechanism of hydraulic-driven: as shown in Figure 3, one group of tooth plate 32 maintains static in this structure, another group tooth plate 31 is finished lifting and translation by two power transmission shaft 39a, 39b that driven by hydraulic cylinder 37,38, wherein an oblique slide rail 35 in power transmission shaft 39b drive lifting beam 33 edges that is driven by hydraulic cylinder 38 moves, to realize lifting, the power transmission shaft 39a that another root is driven by hydraulic cylinder 37 drives the translation beam 34 that is supported on the lifting beam 33 by linkage 36 and moves forward and backward.And the lifting of beam and translation are provided with guiding and stopping means (not shown).Two cover hydraulic cylinders are concentrated hydraulic system are set.Steel billet overturns 90 ° at every turn in this mechanism in by the step pitch reach, can reach even cooling equally, avoids crooked effect.
Mainly there is following several respects problem in said mechanism: (1) since the elevating mechanism load of stepping turn over cooling bed much larger than translation mechanism, therefore, the elevating drive mechanism physical dimension is big, weight of equipment is big, the cost height; (2) elevating mechanism adopts eccentric wheel or linkage, causes consumable accessory many, the fault rate height, and maintenance, maintenance workload are big, search the fault difficulty; (3) elevating mechanism takes up room greatly, the entire equipment difficult arrangement, and equipment is crowded; (4) because mechanism is more, equipment is installed, debug difficulties, and trial run time is long.
The utility model content
The utility model proposes in order to address the above problem, and its purpose is to provide can effectively be simplified the elevating mechanism of cold bed, guarantees the elevating mechanism of the stepping turn over cooling bed of result of use simultaneously.
Elevating mechanism according to stepping turn over cooling bed of the present utility model comprises: lifting frame, and the centre of the hoisting cross beam of the front end of this lifting frame is provided with the bearing that is used to install the engaging lug seat; Be arranged at the oblique rail of below of the centre of the below of end of described lifting frame both sides and described lifting frame both sides, to be used to support described lifting frame; Lifting hydraulic cylinder, the piston rod front end of this lifting hydraulic cylinder is connected with the hydraulic cylinder earrings.Wherein, described hydraulic cylinder earrings combines with described engaging lug seat, makes described lifting frame according to the drive of described lifting hydraulic cylinder and carry out lifting along described oblique rail.
And described bearing is arranged at described hoisting cross beam by welding processing, and described engaging lug seat is installed on described bearing by attaching parts, and described hydraulic cylinder earrings combines with described engaging lug seat by bearing pin.
And, described lifting frame also comprises the guiding steel plate that is close to four angles of described lifting frame and is arranged at the inboard of described lifting frame, the angle of inclination of this guiding steel plate is identical with the angle of inclination of described oblique rail, and arranges the identical directive wheel in angle of inclination that is mounted to oblique rail in the face of described guiding steel plate.
And the described hoisting cross beam of the front end of described lifting frame is set to two, is symmetrical in described lifting frame longitudinal centre line simultaneously and arranges two described lifting hydraulic cylinders.
And, also comprise the hydraulic system of supplying with hydraulic oil to described lifting hydraulic cylinder according to the elevating mechanism of stepping turn over cooling bed of the present utility model.
And described directive wheel is free roller.
The travelling mechanism of the novel maximum bearing part to the stepping turn over cooling bed of this use has been implemented effective simplification, helps layout, the installation of equipment, and the stable operation of equipment, improves equipment availability efficient, reduces and safeguards and maintenance workload.
Description of drawings
Fig. 1 is the schematic diagram that existing eccentric wheel-reel cage mechanism cold bed is shown;
Fig. 2 is the schematic diagram that existing hydraulic-driven reel cage-translation structure cold bed is shown;
Fig. 3 is the schematic diagram that the oblique slide rail of existing hydraulic-driven-translation mechanism cold bed is shown;
Fig. 4 is the front view according to the stepping turn over cooling bed of the utility model embodiment;
Fig. 5 a is the vertical view according to the lifting frame in the elevating mechanism of stepping turn over cooling bed of the present utility model;
Fig. 5 b is the cutaway view of the A-A line of Fig. 5 a;
Fig. 6 is the schematic diagram that is used for illustrating according to the connection status of the lifting frame of the elevating mechanism of stepping turn over cooling bed of the present utility model and lifting hydraulic cylinder;
Fig. 7 is the front view that illustrates according to the installment state of the directive wheel of the elevating mechanism of stepping turn over cooling bed of the present utility model.
The main symbol description of accompanying drawing: 41 is gathering-device, and 42 are translation and collection drive unit, and 43 is lifting hydraulic cylinder, 43a is a piston rod, and 43b is the hydraulic cylinder earrings, and 44 is fixed tooth plate, 45 is oblique rail, and 46 is directive wheel, and 47 is translational frame, 48 is lifting frame, 49,49a is wheel, and 50 is the engaging lug seat, 51 is connecting rod, 52 is moving tooth plate, and 53 are the guiding steel plate, and 54 is bearing.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in detail.
Fig. 4 is the front view according to stepping turn over cooling bed of the present utility model, and Fig. 5 a is the vertical view according to the lifting frame in the elevating mechanism of stepping turn over cooling bed of the present utility model, and Fig. 5 b is the cutaway view of the A-A line of Fig. 5 a.
With reference to Fig. 4, Fig. 5 a and Fig. 5 b as can be known, according to the elevating mechanism of stepping turn over cooling bed of the present utility model by lifting hydraulic cylinder 43, tiltedly rail 45, directive wheel 46, lifting frame 48 and supporting hydraulic system (not shown) constitute.
Specifically, the arranged beneath of the below of the end of described lifting frame 48 both sides and the centre of described lifting frame 48 both sides has oblique rail 45, to be used to support described lifting frame 48.Preferably, lifting frame 48 by being arranged on lifting frame 48 both sides the end and the wheel 49 of the centre of lifting frame 48 both sides be supported on the oblique rail 45.That is, oblique rail 45 is set below wheel 49, lifting frame 48 can obliquely be slidably supported on oblique rail 45 thus.Though in the present embodiment, tiltedly rail 45 is arranged in the below of the centre of the below of end of lifting frame 48 both sides and lifting frame 48 both sides, wheel 49 is arranged on the end of lifting frame 48 both sides and the centre of lifting frame 48 both sides, but as required, also oblique rail 45 only can be arranged in the below of the end of lifting frame 48 both sides, wheel 49 only is arranged in the end of lifting frame 48 both sides, is supported on the oblique rail 49 just passable by wheel 49 as long as can satisfy lifting frame 48.And lifting frame 48 can be arranged as multistage as required, and every section lifting frame 48 can connect by connecting rod 51.
Shown in Fig. 5 a, in according to the lifting frame foremost 48 in the elevating mechanism of the present utility model, the centre that is positioned at the hoisting cross beam 48a of front end is provided with the bearing 54 that is used to install engaging lug seat 50 (with reference to Fig. 4 and Fig. 6), thereby lifting frame 48 can be connected with lifting hydraulic cylinder 43 with the engaging lug seat 50 that is installed on bearing 54 by bearing 54, makes lifting frame 48 and lifting hydraulic cylinder 43 link.At this, bearing 54 is set in place in the centre of the described hoisting cross beam 48a of front end by welding processing, and engaging lug seat 50 can be installed on bearing 54 by attaching parts such as screw and nuts.Bearing 54 is arranged at the method for hoisting cross beam 48a and the method that engaging lug seat 50 is installed on bearing 54 can be undertaken by the technique known means, therefore no longer describe in detail.
In addition, extremely shown in Figure 6 as Fig. 4, the piston rod 43a front end of lifting hydraulic cylinder 43 is connected with hydraulic cylinder earrings 43b, and this hydraulic cylinder earrings 43b and engaging lug seat 50 combine by bearing pin, this hydraulic cylinder earrings 43b is connected in the described hoisting cross beam 48a that is positioned at front end by bearing 54 and the engaging lug seat 50 that is installed in bearing 54 thus, thereby the motive force of lifting hydraulic cylinder 43 is delivered to lifting frame 48.Therefore, lifting frame 48 according to the drive of lifting hydraulic cylinder 43 along oblique rail 45 oblique liftings.
In the present embodiment, for equilibrium of forces and the operation more stable, the hoisting cross beam 48a of described front end vertically is set to two, and each the hoisting cross beam 48a that is positioned at front end is connected with lifting hydraulic cylinder 43 respectively with the engaging lug seat 50 that is installed in bearing 54 by the bearing 54 that is arranged at each hoisting cross beam 48a.As above as can be known, have two lifting hydraulic cylinders 43, and be symmetrical in lifting frame 48 longitudinal centre lines and arrange according to the elevating mechanism of stepping turn over cooling bed of the present utility model.But as required, also one or more lifting hydraulic cylinder can be connected in hoisting cross beam.
And, shown in Fig. 5 a and Fig. 5 b, at the position mounting inclination angle degree at 48 4 angles of contiguous lifting frame of the inboard of lifting frame 48 and the oblique identical guiding steel plate 53 (the guiding steel plate is not shown among Fig. 4) in angle of inclination of rail 45, and in the face of described guiding steel plate 53 layout directive wheels 46 (not shown among Fig. 5 a and Fig. 5 b), and directive wheel 46 is mounted to identical with the angle of inclination of oblique rail 45, as shown in Figure 7.At this, the mounting means of directive wheel 46 is the technique known means, no longer describes in detail.Thus, when lifting frame 48 drives liftings along oblique rail 45 by lifting hydraulic cylinder 43, directive wheel 46 is close to and is installed in having with the guiding steel plate 53 of oblique rail 45 same tilt angles on the lifting frame 48 and rotates, and thus lifting frame 48 is carried out spacingly, prevents lifting frame 48 sidesways or swing.Preferably, described directive wheel 46 is free roller.
And supporting hydraulic system is supplied with hydraulic oil to lifting hydraulic cylinder, and two hydraulic cylinder fuel supply flow rate unanimities are to guarantee hydraulic cylinder synchronous.
All the other facilities are the corollary equipment of stepping turn over cooling bed for the operation of realization steel billet, upset, collecting function among the figure, mainly comprise gathering-device 41, translation and collect drive unit 42, fixed tooth plate 44, translational frame 47, to this,, no longer describe in detail at this owing to be known technology.
Below, with reference to Fig. 4 the running according to the mechanism of the utility model embodiment is described.The home position of stepping turn over cooling bed is that lifting frame 48 declines put in place, and translational frame 47 retreats and puts in place.When the fixed tooth plate 44 of stepping turn over cooling bed has steel billet, hydraulic cylinder 43 promotes lifting frame 48 according to moving of piston, at this moment, the wheel 49 that is arranged at lifting frame 48 moves up along oblique rail 45, thereby lifting frame 48 and translational frame 47 risings that are supported on the lifting frame 48 are put in place, and steel billet being transferred in moving tooth plate 52 teeth groove of translational frame 47, and rotation steel billet.At this, as Fig. 5 a, Fig. 5 b and shown in Figure 4, lifting frame 48 rotatably is provided with wheel 49a above wheel 49, thereby the wheel 49a of top supports translational frame 47, and the wheel 49 of below is supported in and unloads on the rail 45 and supporting elevation framework 48.Then, translation and collect drive unit 42 and drive translational frames 47 step pitch of advancing, thus make the steel billet that moves to moving tooth plate 52 step pitch of advancing.The back lifting hydraulic cylinder 43 that puts in place is return, and hydraulic cylinder 43 shrinks and lifting frame 48 and translational frame 47 declines are put in place, steel billet is put into the next teeth groove of fixed tooth plate 44, and rotate steel billet.At last, translation and collection drive unit 42 drive translational frames 47 are return.Meanwhile, the steel billet that translation and collection drive unit 42 will be placed on the gathering-device 41 is pushed ahead certain distance, finishes once transporting and switching process of steel billet.By carrying out as above the process steel billet that transports and overturn repeatedly.
In sum, all middle transmissions have been cancelled according to the elevating mechanism of stepping turn over cooling bed of the present utility model, directly adopt hydraulic cylinder to stretch out and return the lifting frame of drive cold bed, lifting frame is by wheel support, along the orbital motion of certain angle inclination, thus the rising and the descending motion of the Lifting platform of realization cold bed.The even running of lifting frame relies on hydraulic cylinder synchronous and is installed on the spacing assurance of directive wheel at four angles of framework.The utility model has been implemented effective simplification to the travelling mechanism of the maximum bearing part of stepping turn over cooling bed, helps layout, the installation of equipment, and the stable operation of equipment, improves equipment availability efficient, reduces and safeguards and maintenance workload.
Claims (7)
1. the elevating mechanism of a stepping turn over cooling bed is characterized in that, comprising:
Lifting frame, the centre of the hoisting cross beam of the front end of this lifting frame is provided with the bearing that is used to install the engaging lug seat;
Be arranged at the oblique rail of the described lifting frame of support of below of the centre of the below of end of described lifting frame both sides and described lifting frame both sides;
Lifting hydraulic cylinder, the piston rod front end of this lifting hydraulic cylinder is connected with the hydraulic cylinder earrings,
Wherein, described hydraulic cylinder earrings combines with described engaging lug seat and described lifting frame carries out lifting according to the drive of described lifting hydraulic cylinder along described oblique rail.
2. the elevating mechanism of stepping turn over cooling bed as claimed in claim 1 is characterized in that, described lifting frame is provided with the wheel that is supported in described oblique rail, and described lifting frame is supported on the described oblique rail inclined-plane by described wheel.
3. the elevating mechanism of stepping turn over cooling bed as claimed in claim 1 is characterized in that, described bearing is arranged at described hoisting cross beam by welding processing,
Described engaging lug seat is installed on described bearing by attaching parts,
Described hydraulic cylinder earrings combines with described engaging lug seat by bearing pin.
4. the elevating mechanism of stepping turn over cooling bed as claimed in claim 1, it is characterized in that, described lifting frame also comprises the guiding steel plate that is close to four angles of described lifting frame and is arranged at the inboard of described lifting frame, and the angle of inclination of this guiding steel plate is identical with the angle of inclination of described oblique rail
And, arrange the identical directive wheel in angle of inclination that is mounted to oblique rail in the face of described guiding steel plate.
5. the elevating mechanism of stepping turn over cooling bed as claimed in claim 1 is characterized in that, the described hoisting cross beam of the front end of described lifting frame is set to two, is symmetrical in described lifting frame longitudinal centre line simultaneously and arranges two described lifting hydraulic cylinders.
6. the elevating mechanism of stepping turn over cooling bed as claimed in claim 1 is characterized in that, also comprises the hydraulic system of supplying with hydraulic oil to described lifting hydraulic cylinder.
7. the elevating mechanism of stepping turn over cooling bed as claimed in claim 4 is characterized in that, described directive wheel is free roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201939673U CN201728232U (en) | 2010-05-18 | 2010-05-18 | Lifting mechanism of stepping turn-over cooling bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201939673U CN201728232U (en) | 2010-05-18 | 2010-05-18 | Lifting mechanism of stepping turn-over cooling bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201728232U true CN201728232U (en) | 2011-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201939673U Expired - Fee Related CN201728232U (en) | 2010-05-18 | 2010-05-18 | Lifting mechanism of stepping turn-over cooling bed |
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| Country | Link |
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| CN (1) | CN201728232U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102366823A (en) * | 2011-09-19 | 2012-03-07 | 大连维乐液压制造有限公司 | Knockout hydraulic system for continuous casting machine |
| CN102950157A (en) * | 2012-11-12 | 2013-03-06 | 鞍钢集团工程技术有限公司 | Dual hydraulic drive type steel cooling bed |
| CN103509932A (en) * | 2012-06-19 | 2014-01-15 | 中国五冶集团有限公司 | Walking beam type heating furnace and deviation prevention method thereof |
-
2010
- 2010-05-18 CN CN2010201939673U patent/CN201728232U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102366823A (en) * | 2011-09-19 | 2012-03-07 | 大连维乐液压制造有限公司 | Knockout hydraulic system for continuous casting machine |
| CN102366823B (en) * | 2011-09-19 | 2013-03-06 | 大连维乐液压制造有限公司 | Knockout hydraulic system for continuous casting machine |
| CN103509932A (en) * | 2012-06-19 | 2014-01-15 | 中国五冶集团有限公司 | Walking beam type heating furnace and deviation prevention method thereof |
| CN102950157A (en) * | 2012-11-12 | 2013-03-06 | 鞍钢集团工程技术有限公司 | Dual hydraulic drive type steel cooling bed |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110202 Termination date: 20160518 |