CN201169497Y - Suspension type upender of forge crane - Google Patents
Suspension type upender of forge crane Download PDFInfo
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- CN201169497Y CN201169497Y CNU2007201383425U CN200720138342U CN201169497Y CN 201169497 Y CN201169497 Y CN 201169497Y CN U2007201383425 U CNU2007201383425 U CN U2007201383425U CN 200720138342 U CN200720138342 U CN 200720138342U CN 201169497 Y CN201169497 Y CN 201169497Y
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Abstract
The utility model provides a forge crane lift type upender, which consists of four parts, i.e. a machine frame, a suspension device at the upper part of the machine frame, a motor reducer device and a transmission device at the lower part of the machine frame. The upender is characterized in that the motor reducer device adopts an electromagnetic moment limiter, a brake and a planar double-enveloping wormwheel-worm reducer; an electric machine transmits motive power to the connected electromagnetic moment limiter and a brake wheel and then to the connected wormwheel-worm reducer and pinions on shaft heads at both sides of the reducer; the pinions are meshed with the primary gears of the transmission device so as to transmit motive power to the transmission device at the lower part of the machine frame; the motor reducer device is arranged on a base; one end of the base is a cardinal axis articulated with the middle part of the machine frame, while the other end of the base is provided with a set of spring damping device which is arranged on the machine frame by a bolt and a nut; and the entire base can rotate around the cardinal axis. The forge crane lift type upender has high operational reliability, easy manufacturing and installation and convenient use and maintenance.
Description
Technical field
The utility model belongs to handling machinery, specially refers to a kind of forging crane suspension type upender.
Background technology
At present, the matching used suspension type upender of forging crane is mainly by the top suspension apparatus, the motor reducer device, and bottom driving device and frame four parts are formed.Upender is by motor-driven mechanical type limiter of moment, dc electromagnetic brake, and the involute worm wheel worm decelerating machine, arc sprocket wheel chain structure, chain hinge pin adopts welded structure.
The major defect that the upender of this forging crane exists:
1, mechanical type limiter of moment moment is difficult for regulating, this limiter of moment is made up of inner cone and Outer Taper two parts, come carry-over moment by two circular conical surfaces that cooperatively interact, the female cone body is connected as a single entity by being fixedly coupled flange on spring column pin and the motor shaft, allows certain error; The cylindrical cone is a slide mass, there is a brake wheel to be mounted on the retarder, on brake wheel end face circumference, establish a coil spring (being generally 8-10 spare), the inside of brake wheel is circular cylinder body, the cylindrical cone only allows to slide vertically in this cylinder body, and the size of moment is regulated by the size that acts on the spring force on the cone end face.Need lean on the size of regulating spring power to adjust when conical surface wearing and tearing or moment are improper, the adjusting that reaches single realization moment in principle also is no problem, but when being installed on the upender, the front is a retarder, the back is a motor, be the top suspension apparatus above, the bottom is a base, and left and right sides is the frame wallboard, the people can't enter, when needing to regulate,, be difficult to operation because the space is narrow.Simultaneously, a plurality of adjusting bolts have the extremely difficult balance of adjusting, and are difficult to play the safety guard-safeguard to system.
2, involute worm wheel worm decelerating machine adopts the line contact, and transmitted load is little, is easy to wearing and tearing when high temperature, heavily loaded continuous firing, is difficult to satisfy the technological requirement of forge works.
3, arc sprocket wheel chain structure, chain hinge pin adopt welded structure, and it is removable on the common whole chain four bearing pins being arranged, and the end is a nut, and other bearing pin all is that weldering is dead, can only whole section replacing; Because the chain sheet is an arc, can only adopt die forging to form, so cause outside the cost costliness, the replacing of spare part is also very difficult, and maintenance and maintenance workload are very big.
Summary of the invention
The purpose of this utility model is to make improvements overcoming above prior art deficiency, the reliability height is provided, makes easy, working service convenience is installed, and can satisfy the forging crane suspension type upender of modern forging technological requirement.
The technical solution of the utility model is achieved in that
A kind of forging crane suspension type upender, by the motor reducer device at the suspension apparatus of frame, upper rack, middle part, and lower transmission device four parts form; It is characterized in that:
Suspension apparatus has two pull bars, spring bearer plate, spring plank, middle tower spring, moves shaft device, bolt and nut, and the spindle nose of spring bearer plate is contained in the top of frame and fixes pull bar and spring plank bolt with frame; The distortion of stand under load rear spring, at this moment supporting plate is motionless, and spring bearer plate moves down, and all devices of installing on drive and its fixing frame and the frame are moved with mechanism, play a part to cushion and the minimizing vibration.
Described motor reducer device is by motor, electromagnetic torque killer and drg, planar double-enveloping wormwheel worm decelerating machine, and a pair of miniature gears of installing on the spindle nose of planar double-enveloping wormwheel worm decelerating machine is formed; Between motor and worm type of reduction gearing, be provided with electromagnetic torque killer and drg, motor is passed to institute's bonded assembly electromagnetic torque killer and brake wheel with power, pass to institute's bonded assembly worm and gear retarder again, miniature gears on the spindle nose of retarder both sides, the one-level gear mesh of miniature gears and driving device, and with the driving device of transferring power frame lower; The motor reducer device is installed on the base, and an end of base is a hinge, is articulated in central rack, and the other end of base is provided with one group of spring damper, is loaded on the frame by bolt and nut, and whole base can rotate around this hinge;
Described driving device has the two-stage gear, and two axle, sprocket wheel and chains that are fixed on the frame, two-stage gear all are that sky is enclosed within on the axle, and self-lubricating bearing is equipped with in inside, can rotate on axle, and the final stage big gear wheel is connected and transferring power by key with sprocket wheel.The axle of the one-level gear of the driving device of described hinge and frame lower is a shared axle.
Described sprocket wheel is the octagon sprocket wheel, and both sides are arc grooves of power transmission, is used for holding the bearing pin head at chain hinge pin two ends.
The utility model has the following advantages compared with the prior art:
1, upender adopts the electromagnetic torque killer, can adjust moment easily by voltage-regulation, effectively mechanism is carried out protection; Adopt the planar double-enveloping wormwheel worm decelerating machine to realize transmission of power,, be particularly suitable for heavy-duty low-speed transmission situation, remedied the deficiency of involute form because the reductor of this form contacts transferring power by face.
2, adopt the octagon chain sprocket structure, the end of chain and bearing pin adopts gudgeon to add the structure of baffle plate and binding bolt, and when guaranteeing that bearing pin transmits strength, the chain sheet is made and changed also very simple, the equipment of being convenient to uses and safeguards, can satisfy the technological requirement of modern forging.
Description of drawings
Fig. 1 is the upender structural front view;
Fig. 2 is a upender structure side view.
Among the figure: suspension apparatus 1, motor 2, electromagnetic torque killer and drg 3, planar double-enveloping wormwheel worm reducer 4, driving device 5, sprocket wheel and chain 6, frame 7, base 8, hinge 9, spring damper 10, self-lubricating bearing 11, final stage big gear wheel 12, one-level gear 13.
The specific embodiment
Describe exemplary embodiments of the present utility model in detail below in conjunction with accompanying drawing.
Illustrated in figures 1 and 2, a kind of forging crane suspension type upender.By the motor reducer device at the suspension apparatus 1 of frame 7, upper rack, middle part, and lower transmission device 5 four parts form, wherein:
Described frame 7 is to be made of two block plates, is main load assembly, and top links to each other with the spindle nose of suspension apparatus 2 medi-spring pressing plates between frame two block plates, and the middle part is used for installing the motor reducer device, and the bottom is a driving device 5;
Described suspension apparatus 1 has two pull bars, spring bearer plate, spring plank, middle tower spring, moves shaft device, bolt and nut, and the spindle nose of spring bearer plate is contained in the top of frame and fixes pull bar and spring plank bolt with frame; The distortion of stand under load rear spring, at this moment supporting plate is motionless, and spring bearer plate moves down, and all devices of installing on drive and its fixing frame and the frame are moved with mechanism, play a part to cushion and the minimizing vibration.
Described motor reducer device is the power pack section of upender, the motor reducer device is by electrical motor, electromagnetic torque killer and drg 3, planar double-enveloping wormwheel worm decelerating machine 4, and a pair of miniature gears of installing on the spindle nose of planar double-enveloping wormwheel worm decelerating machine is formed; Establish the electromagnetic torque killer between electrical motor and the planar double-enveloping wormwheel worm reducer, the moment size of electromagnetic torque killer is regulated by direct current 24V voltage, by the size of control torque the material stirring-up mechanism realization of back is protected.The electromagnetic torque killer is passed to institute's bonded assembly brake wheel with power, and then pass to institute's bonded assembly plane-generated double enveloping worm and gear retarder, one-level gear 13 engagement of the miniature gears on the spindle nose of retarder both sides and the driving device of frame, and with the driving device of transferring power frame lower.
Described motor reducer device is installed on the base, and an end of base is a hinge 9, is articulated in central rack, and the other end of base is provided with one group of spring damper 10, is loaded on the frame by bolt and nut, and whole base can rotate around this hinge; Spring vibration damper plays damping of vibrations to whole base.
Described driving device 5 has the two-stage gear, two axle, sprocket wheel and chains 6 that are fixed on the frame 7, and the two-stage gear all is that sky is enclosed within on the axle, and self-lubricating bearing 11 is equipped with in inside, can rotate on axle, and final stage big gear wheel 12 is connected and transferring power by key with sprocket wheel.The axle of the one-level gear 13 of the driving device of the above hinge and frame lower is a shared axle.
Described sprocket wheel is the octagon sprocket wheel, and both sides are arc grooves of power transmission, is used for holding the bearing pin head at chain hinge pin two ends; The Chain link for chain grate of described chain and the end of bearing pin adopt gudgeon to add the structure of baffle plate and binding bolt.If the power of stirring hour, the power that octagon transmits is just enough, and when big again, at this moment sprocket wheel chain generation relative displacement comes transferring power by the bearing pin head that the groove of sprocket wheel both sides is stirred chain, stirs chain movement and drives forging and rotate and realize stirring.
A kind of forging crane suspension type of the utility model upender is mainly used in bar hold and pulling when forging.For example the 550t forging crane is joined the 470t upender, maximum stirring diameter 4.4m.At first need scorching hot steel ingot one end of diameter 4.4m is enclosed within on the chain, the other end is placed on the hammering block of press by chain stirring and press interoperation, extrudes the jaw of diameter 0.8,1.2 or 1.3m at ingot head, then steel ingot is enclosed within on the sleeve, realizes pulling.The former only uses upender, and the latter also needs the forging crane auxiliary hook to assist material lift because of oversize during stirring.Chain sprocket on the auxiliary hook is driven.
Claims (3)
1, a kind of forging crane suspension type upender, by the motor reducer device at the suspension apparatus (1) of frame (7), upper rack, middle part, and lower transmission device (5) four parts form; It is characterized in that:
Described motor reducer device is by motor (2), electromagnetic torque killer and drg (3), planar double-enveloping wormwheel worm decelerating machine (4), and a pair of miniature gears of installing on the spindle nose of planar double-enveloping wormwheel worm decelerating machine is formed; Between motor and worm type of reduction gearing, be provided with electromagnetic torque killer and drg, motor is passed to institute's bonded assembly electromagnetic torque killer and brake wheel with power, pass to institute's bonded assembly worm and gear retarder again, miniature gears on the spindle nose of retarder both sides, the one-level gear mesh of miniature gears and driving device, and with the driving device of transferring power frame lower; The motor reducer device is installed on the base (8), and an end of base is hinge (9), is articulated in central rack, and the other end of base is provided with one group of spring damper (10), is loaded on the frame by bolt and nut, and whole base can rotate around this hinge;
Described driving device (5) has the two-stage gear, two axle, sprocket wheel and chains (6) that are fixed on the frame (7), the two-stage gear all is that sky is enclosed within on the axle, self-lubricating bearing (11) is equipped with in inside, can rotate on axle, final stage big gear wheel (12) is connected and transferring power by key with sprocket wheel; The axle of the one-level gear (13) of the driving device of described hinge and frame lower is a shared axle.
2, a kind of forging crane suspension type upender according to claim 1, it is characterized in that: described suspension apparatus (1) has two pull bars, spring bearer plate, spring plank, middle tower spring, moves shaft device, bolt and nut, the spindle nose of spring bearer plate is contained in upper rack and is fixedly linked with frame, pull bar and spring plank bolt.
3, a kind of forging crane suspension type upender according to claim 1, it is characterized in that: described sprocket wheel is the octagon sprocket wheel, and both sides are arc grooves of power transmission, is used for holding the bearing pin head at chain hinge pin two ends; The Chain link for chain grate of described chain and the end of bearing pin adopt gudgeon to add the structure of baffle plate and binding bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201383425U CN201169497Y (en) | 2007-12-19 | 2007-12-19 | Suspension type upender of forge crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201383425U CN201169497Y (en) | 2007-12-19 | 2007-12-19 | Suspension type upender of forge crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201169497Y true CN201169497Y (en) | 2008-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201383425U Expired - Fee Related CN201169497Y (en) | 2007-12-19 | 2007-12-19 | Suspension type upender of forge crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201169497Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103028692A (en) * | 2013-01-14 | 2013-04-10 | 上海电气（无锡）锻压有限公司 | Forging and pressing method for long-shaft forged piece |
| CN103523678A (en) * | 2013-11-01 | 2014-01-22 | 太原重工股份有限公司 | Crane |
| CN110153361A (en) * | 2019-05-15 | 2019-08-23 | 中冶陕压重工设备有限公司 | A kind of free forging method of long axis class large forgings |
-
2007
- 2007-12-19 CN CNU2007201383425U patent/CN201169497Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103028692A (en) * | 2013-01-14 | 2013-04-10 | 上海电气（无锡）锻压有限公司 | Forging and pressing method for long-shaft forged piece |
| CN103523678A (en) * | 2013-11-01 | 2014-01-22 | 太原重工股份有限公司 | Crane |
| CN103523678B (en) * | 2013-11-01 | 2015-04-08 | 太原重工股份有限公司 | Crane |
| CN110153361A (en) * | 2019-05-15 | 2019-08-23 | 中冶陕压重工设备有限公司 | A kind of free forging method of long axis class large forgings |
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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: 20081224 Termination date: 20161219 |