CN2930925Y - Multifunctional trammer type center plate riveter - Google Patents

Abstract

A multifunctional cart-type center-plate riveter is provided, the technical features of the utility model are that: a high-frequency pneumatic rivet gun can be driven by two multi-process lifting cylinders to adjust randomly in up and down directions, furthermore, the up and down locations of the rivet gun can be precisely positioned through adjusting the directional valves; the left and right locations in the horizontal direction of the rivet gun are precisely positioned by two horizontal cylinders; at the bottom of the center-plate lifting mechanism, a ball joint mount is arranged and at the upper part, a center-plate supporting rotary table is arranged; multi-process lifting cylinder supports the center-plate supporting rotary table through inner and outer guiding housing; the ball joint mount supports the earth, which makes the cart frame can rotate around the center axis of the multi-process cylinder. The riveter has the advantages of reasonable structural design, random angle rotation around the center-plate lifting mechanism, automatic center-plate support, convenient centering, precise positioning, flexible operation and high efficiency, thereby resolving the problems of the hydraulic riveter, such as too much energy-consuming, tedious operation, etc. The utility model makes the riveting work safe, rapid and convenient, thereby decreasing the labor intensity of the operators in a large scale, and improving the work environment.

Description

Multifunctional trammer type center plate riveter

Technical field

The utility model relates to the riveted joint apparatus for work that a kind of railway transport vehicle maintenance sleeper beam cartridge is used, and particularly a kind ofly is suitable for overhauling the multifunctional trammer type center plate riveter that lorry sleeper beam cartridge is used.It also can be used for the maintenance riveted joint operation of other vehicle sleeper beam cartridge.

Background technology

At present, the sleeper beam cartridge of being made up of upper and lower cartridge (abbreviation cartridge) is being connected and the critical piece of carrying between car body underframe and the bogie of the various haulage vehicle of railway, and body center plate wherein adopts rivet in the central sill of car body underframe and the infall of sleeper beam usually.Owing to be subjected to the effect of vehicle operating inertia force, the rivet of body center plate is easily loosening, distortion, can be cut off when serious, and this will cause the potential safety hazard of vehicle operating.Therefore, must carry out periodic inspection to cartridge.Be subjected to the structural limitations of car body underframe space and body center plate front and back stiffening plate, continue to use traditional artificial pneumatic riveting method when carrying out maintenance activity for many years always and rivet.The maintenance personal slings the car body underframe when changing cartridge, makes aid with crowbar, need directly move cartridge centering with hand, again with bolt with the cartridge pre-determined bit that aligns, withstand the rivet die with edger roll and implement the hand riveting with air gun.This handwork method complex operation, labour intensity is very big, inefficiency not only, operating personnel execute the riveting process safe and can not get guaranteeing, the ear-piercing noise that construction produces causes environmental pollution easily, workmen's body and mind is suffered damage, and the riveting quality of handwork be difficult to guarantee, also increased the unsafe factor of train operation.

At the problems referred to above, some machine riveting equipment once appearred in the job site.As:

The patent No. is 99233869.7 " rolling stock maintenance mobile hydraulic rivet driver ", disclose a kind of by handcart, hydraulic means, liftable automotive chassis, the rivet driver that two vertical, horizontal mobile devices and two structure jaw body rotary components identical, that vary in size constitute.But be subjected to the restriction of cartridge position and this rivet driver structure, there is following problem in it: 1, this machine by hydraulic drive as power source, it is more to consume energy, though do not produce the noise of impact in the process of riveted joint cartridge, the operating noise of motor and oil pump also is very big.The weight of its complete machine is big (two jaw body rotary components weight can reach nearly 200 kilograms, and Hydraulic Station, motor, body can reach 450 kilograms), about 650 kilograms, move difficulty.2, below the car body underframe of cartridge position a lot of parts are often arranged, as brake tracheae, connecting rod, reinforcement etc., because of adopting jaw body rotary components to carry out centering automatically, be difficult to the omnibearing rivet of body center plate is carried out automatic riveting, the rivet that is blocked the position is pneumatic riveting by hand, so also be not widely used up to now.3, this rivet driver adopts suspension type pulley assembly mechanical transmission mechanism, realize moving of jaw body, operating personnel must adopt that shoulder is anti-in the riveted joint process, measures such as steel wire rope locking and bolt pre-determined bit are cartridge centering, therefore do not reduce working strength of workers, the active force fulcrum of riveting pincers is on movable stand, riveting work efficient is low, cartridge can not be held up automatically.

The patent No. is 00219272 " train body center plate rivet driver ", it comprises a travelling car that can travel along the railway track, place on the car by universal dolly, combined type lifting cover cylinder, workbench, riveted cylinder, hydraulic efficiency riveting mechanism that critical piece constitutes and the servicing unit that contains Hydraulic Station, tool box and electrical control cubicles etc. such as take blame for others for a short time.The subject matter that this machine exists is: 1, this rivet driver is divided on two cars, bulky, all-hydraulic control big energy-consuming, the dry sound of Hydraulic Station is big, the easy oil leaking pollution environment of oil circuit, and machine weighs 1200 kilograms, need with crane with the rivet driver handling to rail, preparation before the riveted joint operation is various, needs to collude on the car body with four hooks, will take crane during operation.2, when the riveted joint rivet, cartridge can not be held up automatically,, easily make the car body distortion because of the riveted joint active force is enclosed on the car body underframe.3, this rivet driver can not hold up cartridge automatically, in the riveted joint process, measure such as must adopt that locking of artificial steel wire rope and bolt are tightened in advance, with cartridge and truck chassis centering.Therefore, do not reduce working strength of workers, operating efficiency is lower, promotes the use of so influence it.

The patent No. is 02291853.1 " the pneumatic freight car center plate rivet driver of jaw type ", and it comprises that an end of travelling bogie is provided with vertical cylinder, and the elevating mechanism that fixedly connected rectangular-shaped carriage is formed on it is provided with a translation mechanism on carriage of this mechanism; Coil the rotating mechanism that control riveting pincers are installed thereon; Be provided with pneumohydraulic pressure-cylinder by travelling bogie, be connected by the oil cylinder conducting on tracheae and the riveting pincers.Because of this rivet driver still can not hold up cartridge automatically, still adopt being assembled in of cylinder drive jaw type hydraulic pressure riveting pincers on the angle bracket and realize translation or rotation by machine driving, the active force fulcrum of riveting pincers is on angle bracket, so same the existence and the identical or similar defective of above-mentioned patented technology content.Learn according to foreign literature retrieval, find no the pass and cartridge is held up automatically that the active force fulcrum of riveting gun directly supports on the ground and is assembled in report on the same dolly with the cartridge picking-up device by cylinder.

The utility model content

The purpose of this utility model provides a kind of multifunctional trammer type center plate riveter, it has overcome being difficult to shortcomings such as the automatic picking-ups of cartridge of existing in the prior art effectively, has reasonable in design, this machine can be round the arbitrarily angled rotation of cartridge lift, automatically hold up cartridge, centering is convenient, accurate positioning, flexible operation, energy-conservation, the advantage of high efficiency has solved the problems of hydraulic riveter big energy-consuming and complex operation, compares with traditional pneumatic type rivet driver, the riveted joint job safety, quick rapidly, obviously reduce noise pollution, reduce labor intensity of operating personnel greatly and improve working conditions, significantly improve the security of riveting quality and vehicle operating.

The purpose of this utility model is achieved in that this machine comprises the stretching cylinder that places the support manufactured head in the car body underframe, riveting gun and transmission device thereof on go-cart frame and the assembling go-cart frame, air control unit, its technical essential is: the die of described high frequency riveting gun is fixed on the piston rod upper end of High Frequency Cylinder, the cylinder body of High Frequency Cylinder is fixedly connected on the upper slide of movable slider, two bottoms of the both sides synchronous concatenation of cylinder body are provided with the multiple-pass lifting transmission cylinder of ball hinged support, the guiding inner cylinder liner of each lifting transmission cylinder is fixed on the upper slide, upper slide is connected with vertical guide post in being assembled in the movable slider pilot hole, the guiding outer cylinder sheath of lifting transmission cylinder is fixed on the movable slider, the both sides engaging lug of movable slider is hinged on the tailpiece of the piston rod of two horizontal transmission cylinders of go-cart frame respectively, and drive movable slider and reciprocatingly slide along the horizontally-guided frame of go-cart frame, the cartridge supporting wheel of cartridge lift is assembled in the rise and fall guiding inner cylinder liner upper end of transmission cylinder of multiple-pass that the bottom is provided with ball hinged support, the guiding outer cylinder sheath of transmission cylinder of rising and falling is fixed on the go-cart frame, and the upper piston rod of the multiple-pass cylinder of the transmission cylinder that rises and falls is fitted together with the guiding inner cylinder liner, lower piston rod and ball hinged support fit together.

The described stretching cylinder of the support manufactured head in the car body underframe that places is communicated with pneumohydraulic pressure-cylinder by tube connector.

Because high frequency riveting gun of the present utility model adopts High Frequency Cylinder to drive, its cylinder body is fixedly connected on the upper slide of movable slider, two multiple-pass liftings of both sides synchronous concatenation transmission cylinder of cylinder body, the guiding inner cylinder liner of transmission cylinder is fixed on the upper slide, so cylinder body both can be along with the horizontally-guided frame of movable slider along the go-cart frame have reciprocatingly slided under the drive of horizontal transmission cylinder, the upper slide along with movable slider under driving at the guiding inner cylinder liner of multiple-pass lifting transmission cylinder again moves up and down along vertical guide post.With multiple-pass lifting transmission air cylinder driven riveting gun, remove the best riveted joint distance that to adjust die and rivet end at any time, outside the noise when reducing operation, also can contact with ground by the ball hinged support that is arranged on the transmission cylinder bottom, the active force of rivet driver is acted on the rivet bottom of ground and riveted joint cartridge, can not only reduce active force like this to this machine self, further reduce dry sound, obviously reduce environmental pollution, and energy-saving and cost-reducing greatly, reduction labor intensity of operating personnel, significantly improve riveting quality and operating efficiency.The operating type that this device has overcome the prior art existence effectively falls behind, and riveting quality is low, jeopardizes shortcomings such as vehicle operating safety.In addition, the cartridge supporting wheel of cartridge lift is assembled in the multiple-pass guiding inner cylinder liner upper end that the upper piston rod with the multiple-pass cylinder of transmission cylinder is connected of rising and falling, the guiding outer cylinder sheath of the dribbling hinged-support of this cylinder is fixed on the go-cart frame, can utilize the upper piston rod of multiple-pass cylinder, cartridge is held up automatically, and the lower piston rod that utilizes the multiple-pass cylinder simultaneously with supporting role power by the ball hinged support effect on the ground.Also can be when in addition, the pneumatic rivet of high frequency gets the jump on off working state around the rotation arbitrarily in 360 degree scopes of the axle center of cartridge lift.Therefore, its structural design is very reasonable, and the operation when riveted joint is very simple, can finish the centering of any rivet hole of cartridge position as long as utilize the operating grip of air control unit, carry out the automatic riveting of the comprehensive rivet of cartridge, flexible and convenient operation, and accurate positioning.Because of it adopts the joystick operation, pretend industry safety, quick.This multifunctional trammer type center plate riveter is to be robbed by cartridge lift and the pneumatic rivet of high frequency to be assembled on the same dolly, utilize three multiple-pass cylinders to drive respectively, do not need to establish in addition Hydraulic Station or driving power, be power source only to overhaul on-the-spot compressed air, therefore, it can overcome being difficult to shortcomings such as the automatic picking-ups of cartridge of existing in the prior art effectively, the problems of hydraulic riveter big energy-consuming and complex operation had both been solved, improved the condition of work of traditional, pneumatic formula rivet driver again, the riveted joint job safety, quick rapidly, obviously reduce noise pollution, can reduce energy energy resource consumption and labor intensity of operating personnel greatly, significantly improve the security of riveting quality and vehicle operating.The utility model gathers multi-function in integral whole, and applicable to the riveted joint of the various model cartridges of all kinds locomotive car body, also can dismantle the cartridge of various models after changing die.

Description of drawings

Below in conjunction with accompanying drawing the utility model is further described.

Fig. 1 is a kind of concrete structure schematic diagram of the present utility model.

Fig. 2 is the vertical view of Fig. 1.

Fig. 3 is the side view of Fig. 1.

Fig. 4 is a kind of pneumatic principle control schematic diagram of the present utility model.

Sequence number explanation among the figure: 1 car body underframe, 2 ball pivot supporting seats, 3 piston rods, 4 support cylinders, 5 body center plates, 6 rivets, 7 dies, 8 high frequency riveting guns, 9 go-cart framves, 10 pneumohydraulic pressure-cylinders, 11 horizontally-guided framves, 12 horizontal transmission cylinders, 13 vertical guide posts, 14 multiple-pass cylinders, 15 universal caster wheels, 16 ball hinged supports, 17 cartridge supporting wheels, 18 thrust bearings, 19 upper piston rods, 20 guiding inner cylinder liners, 21 multiple-pass cylinders, 22 tube connectors, 23 guiding outer cylinder sheaths, 24 ball pivot ears, 25 upper press covers, 26 lower covers, 27 thrust bearings, 28 bearings, 29 castors, 30 accumulators, 31 upper slides, 32 filter regulators, 33 Pneumatic reversal valves, the 35 cartridges reversal valve that rises and falls, the 36 cartridges reversal valve that rises and falls, 37 riveting gun lifting reversal valves, 38 riveting guns riveted joint reversal valve, 39 riveting guns are carried out cylinder, 40 riveting guns move horizontally reversal valve, 41 Pressure gauges, 42 pneumohydraulic pressure-cylinder reversal valves, 43 pneumohydraulic pressure-cylinder reversal valves.。

The specific embodiment

Describe the concrete structure of the present utility model and the course of work in detail according to Fig. 1-4 and embodiment.This machine comprises high frequency riveting gun, cartridge lift and the parts such as the transmission device of being made up of a plurality of cylinders, a plurality of guiders etc., air control unit thereof on stretching cylinder, go-cart frame 9 and the assembling go-cart frame 9 that places the support manufactured head in the car body underframe 1.Wherein driving cylinder, the used power source of Pneumatic control circuit, to make full use of the on-the-spot compressed air of maintenance be power source, need not establish Hydraulic Station or the driving power source that is used as power again in addition.The die 7 of high frequency riveting gun is fixed on the piston rod upper end of High Frequency Cylinder 8, and the specification of die 7, model are consistent with specification, the model of existing rivet 6.The cylinder body of High Frequency Cylinder 8 is fixedly connected on the upper slide 31 of movable slider, and two bottoms of the both sides synchronous concatenation of cylinder body are provided with the multiple-pass lifting transmission cylinder of ball hinged support 16.Each lifting transmission cylinder reaches the guiding inner cylinder liner that is connected with the upper piston rod of multiple-pass cylinder 14, the ball hinged support that is arranged on the bottom that is connected with the lower piston rod of multiple-pass cylinder 14, guiding outer cylinder sheath etc. by multiple-pass cylinder 14 and constitutes.The guiding inner cylinder liner is fixed on the upper slide 31, and upper slide 31 is connected with vertical guide post 13 in being assembled in the movable slider pilot hole, and the outer cylinder sheath that leads is fixed on the movable slider.The both sides engaging lug of movable slider is hinged on the tailpiece of the piston rod of two horizontal transmission cylinders 12 of go-cart frame 9 respectively, and drives movable slider and reciprocatingly slide along the horizontally-guided frame 11 of go-cart frame.The cartridge lift comprises formations such as cartridge supporting wheel 17, multiple-pass cylinder 21 and the guiding inner cylinder liner 20 that is connected with the upper piston rod 19 of multiple-pass cylinder 21, the ball hinged support that is arranged on the bottom that is connected with the lower piston rod of multiple-pass cylinder 21, guiding outer cylinder sheath 23.Ball hinged support is made up of ball pivot ear 24, upper press cover 25, lower cover 26, thrust bearing 27, bearing 28 etc.By thrust bearing 18 cartridge supporting wheel 17 is assembled in rise and fall guiding inner cylinder liner 20 upper ends of transmission cylinder of multiple-pass that the bottom is provided with ball hinged support, the guiding outer cylinder sheath 23 of transmission cylinder of rising and falling is fixed on the go-cart frame 9, and the upper piston rod of multiple-pass cylinder 21 and guiding inner cylinder liner 20 are fitted together, lower piston rod and ball hinged support fit together.For rivet 6 is supported in the riveted joint process effectively, will place the stretching cylinder of forming by ball pivot supporting seat 2, piston rod 3, support cylinder 4 of the support manufactured head in the car body underframe 1 to be communicated with pneumohydraulic pressure-cylinder 10 by tube connector.The control loop that the air control unit of this machine is made up of conventional device such as handle, Pressure gauge 41, reversal valve 35-38,40,42,43, pressure-control valve 34, cylinder (pneumohydraulic pressure-cylinder 10, horizontal transmission cylinder 12, multiple-pass lifting transmission cylinder, multiple-pass rise and fall transmission cylinder, riveting gun carry out cylinder 39, stretching cylinder), accumulator 30, filter regulator 32, tube connector etc.This cartridge lift is that rotary shaft is the lift that supports with ground, adopts multiple-pass cylinder 21 to control body center plate 5 positions, so that accurately make body center plate 5 and car body underframe 1 centering.High frequency riveting gun 8 also adopts the elevating drive mechanism of the multiple-pass cylinder identical with the cartridge lift 14 formations and the horizontal transmission mechanism that horizontal transmission cylinder 12 constitutes, and controls riveting gun 8 accurate centering rivets 6 and improves riveted joint efficient.This machine can be round the arbitrarily angled rotation of cartridge lift, as long as operating personnel's joystick can be operated rivet driver and finish any adjustment of position up and down.

The operating process of this machine is as follows: at first the car body bottom 1 usefulness crane that will rivet cartridge is erected.The body center plate 5 of needs riveted joint is installed on the cartridge supporting turntable 17 of this machine, shift 1 place, car body bottom that is erected then onto, connect source of the gas, rotate cartridge rise and fall reversal valve 35, make the 21 upper piston work of multiple-pass cylinder, by guiding outer cylinder sheath 23 jack-up body center plates 5, the upper surface that makes body center plate 5 is near car body underframe bottom, adjusts the rivet hole of position centering body center plate 5 of this machine and the rivet hole of car body underframe formula bottom.Two cold riveting nails are penetrated the good rivet hole pre-determined bit of centering.Rotate this moment cartridge rise and fall reversal valve 36, make the 21 lower piston work of multiple-pass cylinder, ball hinged support 28 in the promotion lower support of lower piston rod to ground.When body center plate 5 is firmly pushed up car body underframe bottom, makes go-cart frame 9 around multiple-pass cylinder 21 central axis rotations, forward stall behind the correct position of riveting gun 8 to.Rotate riveting gun lifting reversal valve 37, make the 14 upper piston work of multiple-pass cylinder, treat to stop behind the afterbody of die 7 near the cold riveting nail of pre-determined bit of riveting gun 8.Rotate riveting gun and move horizontally reversal valve 40, make horizontal transmission cylinder 12 work determine horizontal level, the die 7 centering cold rivetings nail afterbody of riveting gun 8.Extract the cold riveting nail, the rivet 6 that heats is inserted in the riveted holes.Treat the manufactured head after support cylinder 4 centerings are heated, rotate pneumohydraulic pressure-cylinder reversal valve 42 or 43, make rivet hot follow closely supported oil cylinder 4 and prop up, rotate riveting gun riveted joint reversal valve 38, the 14 lower piston work of multiple-pass cylinder, ball hinged support 16 in the promotion lower support of lower piston rod to ground.Simultaneously, riveting gun is carried out cylinder 39 and is started working, be that riveting gun 8 is started working, treat that rivet 6 is by the good back of riveted joint, backward rotation riveting gun riveted joint reversal valve 38, the 14 lower piston work of multiple-pass cylinder, ball hinged support 16 is built on stilts under the drive of lower piston rod, and riveting gun 8 and die 7 are got back to position to be riveted.Backward rotation pneumohydraulic pressure-cylinder reversal valve 42 or 43 resets support cylinder 4.Promote the go-cart frame around the rotation of multiple-pass cylinder 21 central axis, forward stall behind next correct position to, repeat the riveting work that next rivet 6 is finished in above-mentioned action.After whole rivets 6 had been riveted, the backward rotation cartridge reversal valve 35,36 that rises and falls was regained the cartridge lift, and this machine is released the bottom of car body underframe 1, repeated the riveting work that above-mentioned action can be finished another body center plate 5.

This machine is provided with pressure protective device and accumulator 30, guarantees the security reliability of using.The jack-up power of cartridge alighting gear is can adjust arbitrarily in 200～5000 kilograms, 150～2000 kilograms of the jack-up power of rivet driver, and walking thrust is 100～500 kilograms about rivet driver, the clamping force of rivet top stretching cylinder is 1000～5000 kilograms.The active force of the cartridge lift of this machine acts on ground and cartridge bottom respectively, and the active force same purpose of rivet driver can reduce the active force to this machine like this in the rivet bottom of ground and riveted joint cartridge, and this machine structural design of making is perfect more.The appearance and size of this machine: length * wide * height is about 1000 * 800 * 750, and the weight of this machine is about 120 kg.Appearance and size is less, and operating personnel push away its walking freely.

Claims (2)

1, a kind of multifunctional trammer type center plate riveter, comprise the stretching cylinder that places the support manufactured head in the car body underframe, riveting gun and transmission device thereof on go-cart frame and the assembling go-cart frame, air control unit, it is characterized in that: the die of described high frequency riveting gun is fixed on the piston rod upper end of High Frequency Cylinder, the cylinder body of High Frequency Cylinder is fixedly connected on the movable slider, two bottoms of the both sides synchronous concatenation of cylinder body are provided with the multiple-pass lifting transmission cylinder of ball hinged support, the guiding inner cylinder liner of each lifting transmission cylinder is fixed on the upper slide, upper slide is connected with vertical guide post in being assembled in the movable slider pilot hole, the guiding outer cylinder sheath of lifting transmission cylinder is fixed on the movable slider, the both sides engaging lug of movable slider is hinged on the tailpiece of the piston rod of two horizontal transmission cylinders of go-cart frame respectively, and drive movable slider and reciprocatingly slide along the horizontally-guided frame of go-cart frame, the cartridge supporting wheel of cartridge lift is assembled in the rise and fall guiding inner cylinder liner upper end of transmission cylinder of multiple-pass that the bottom is provided with ball hinged support, the guiding outer cylinder sheath of transmission cylinder of rising and falling is fixed on the go-cart frame, and the upper piston rod of the transmission cylinder that rises and falls and guiding inner cylinder liner are fitted together, lower piston rod and ball hinged support fit together.

2, multifunctional trammer type center plate riveter according to claim 1 is characterized in that: the described stretching cylinder of the support manufactured head in the car body underframe that places is communicated with pneumohydraulic pressure-cylinder by tube connector.

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