CN102101219A - Production method of chassis of railway vehicle - Google Patents
Production method of chassis of railway vehicle Download PDFInfo
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- CN102101219A CN102101219A CN 201010591228 CN201010591228A CN102101219A CN 102101219 A CN102101219 A CN 102101219A CN 201010591228 CN201010591228 CN 201010591228 CN 201010591228 A CN201010591228 A CN 201010591228A CN 102101219 A CN102101219 A CN 102101219A
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- curb girder
- clamping device
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Abstract
The invention relates to a production method of a chassis of a railway vehicle, which comprises the following steps: opening an end beam positioning and clamping device, a side beam positioning and clamping device, a transverse centering device and a body bolster clamping device to the open positions; hoisting a side beam and an end traction and bolster mechanism in place; enabling the transverse centering device to act so as to center a traction beam; starting the end beam positioning and clamping device, and fixing an end beam in place and clamping; starting the body bolster clamping device; placing cross beams inside and outside a bolster; mounting a wire slot at the end part and the wire slot in the bolster; welding a cross beam downhand weld and a vertical weld, and welding a cover plate on a body bolster; retreating the end beam positioning and clamping device, the side beam positioning and clamping device, the transverse centering device and the body bolster clamping device; and using a clamping fixture for clamping. The lower planes of two upper center plates of an end traction and bolster and the lower plane of the end beam are fixed as reference for positioning the height of the end traction and bolster of the chassis, and positioning pins at center holes of the upper center plates and the transverse centering device are used for transverse positioning. The positioning way is reasonable, the artificial marking is not required, the positioning precision is high, and the production efficiency is high.
Description
Technical field
The present invention relates to rolling stock underframe production method.
Background technology
At present, what great majority adopted in the steel underframe assembling process all is the anti-patterns of adorning of underframe, and underframe is counter to be adorned tire and design and produce simplely, but assembling process is had relatively high expectations.After the steel underframe assembling, require the levelness of underframe sleeper beam body center plate to be not more than 0.5mm, the difference of height of relative two side bearings is not more than 3mm, underframe is assembled on anti-dress tire, adorns because underframe is counter, makes sleeper beam body center plate and side bearing all be in free state, in assembling process, to constantly measure the difference of height of the levelness and two side bearings of body center plate, if uneven, the necessary height of adjusting its two ends is of the required size body center plate.
When steel underframe is assembled on anti-dress tire, the plane is closely connected as datum level and tyre surface on the underframe, but in use be that chassis bottom surface contacts with bogie, so in use be that chassis bottom surface is as datum level, the flatness of body center plate is the size Control emphasis, but there is no the body center plate location in the tire anti-dress of underframe, can only lean on manually measurement plane degree after each installation, waste time and energy.The clamping of sleeper beam simultaneously is manually to compress by leading screw.On the location of end pillow pulling is with the profile sizing, rather than to reach the draw beam centralized positioning in the pillow, has increased accumulated error.
As seen, development along with technology, this assembling mode has not adapted to the development of technology, influenced the packaging efficiency of steel construction chassis component, simultaneously anti-assembling makes design basis and technological datum disunity, influenced the installation accuracy of parts such as sleeper beam,, greatly reduced production efficiency because operation is more.
Summary of the invention
Technical problem to be solved by this invention is, overcomes the above-mentioned shortcoming of prior art, and a kind of rolling stock underframe production method is provided, and its production efficiency assembly precision all is far superior to the anti-form of adorning.
In order to solve above technical problem, rolling stock underframe production method provided by the invention, it is characterized in that realizing based on underframe formal dress tire, described underframe formal dress tire comprises three vertical framves parallel to each other, four big crossbearers, the upper surface of described vertical frame is located in the same horizontal plane, big crossbearer is vertical with described vertical frame and can any moving reach the location on vertical frame, it is corresponding with the underframe end carriage that two big crossbearers are positioned at the outer end of vertical frame, it is inner corresponding with the sleeper beam of underframe both sides that other two big crossbearers are positioned at vertical frame, the big crossbearer in outer end is provided with the end carriage positioning clamping device that can move and locate thereon, the vertical frame in the outside is provided with the curb girder positioning clamping device, the upper surface at inner big crossbearer middle part is provided with the body center plate locating surface, the body center plate locating surface is provided with the body center plate centre bore alignment pin that is positioned on the central longitudinal frame center line, the inner big crossbearer of body center plate locating surface both sides is provided with the sleeper beam clamping device, also being provided with on the central longitudinal frame with underframe draw beam center line is the horizontal centralising device of location benchmark, and underframe production method steps in sequence comprises:
The first step--with end carriage positioning clamping device, curb girder positioning clamping device, laterally centralising device, the sleeper beam clamping device is adjusted to the right place and be in open mode;
Second step--lifting curb girder and end pillow pulling mechanism put in place, and the body center plate centre bore of sleeper beam is enclosed within on the body center plate centre bore alignment pin;
The 3rd step--laterally centralising device action makes underframe draw beam center line and central longitudinal frame centerline in same perpendicular;
The 4th step--the end carriage positioning clamping device starts, with end carriage fix in position and clamping;
The 5th step--the sleeper beam clamping device starts, and sleeper beam body center plate lower plane and body center plate locating surface are fitted;
The 6th step--start the curb girder positioning clamping device, make curb girder location and clamping;
The 7th step--put the inside and outside crossbeam of pillow;
Wire casing in the 8th step--mounting end wire casing, the pillow;
The 9th step--welding beam downhand weld and cross joint, welding sleeper beam upper cover plate;
The tenth step--end carriage positioning clamping device, curb girder positioning clamping device, horizontal centralising device, sleeper beam clamping device are given up the throne;
The 11 step--play tire, with flat simple and easy formal dress tire, body center plate, the curb girder subsides tire of winching to of underframe;
The 12 step--lay iron floor and corrugated floor compresses corrugated floor with the pressure top, and punctures welding;
The 13 step--accessory on the welding floor;
The 14 goes on foot--and underframe stands up, facade weld seam under welding sleeper beam lower cover, top car backing plate, corrugated floor reverse side weld seam, the crossbeam.
Further, described horizontal centralising device has two symmetries and opposite corresponding with the draw beam left and right sides plate respectively activity orientation piece of the direction of motion, described two activity orientation pieces are symmetrically distributed in central longitudinal frame center line both sides, its the direction of motion is vertical with central longitudinal frame center line, in described the 3rd step, laterally two activity orientation pieces of centralising device stretch out, and prop up draw beam left and right sides plate respectively, finish the location of end pillow pulling at horizontal direction.
Further, described underframe formal dress tire also has the end ejection device that is symmetricly set in big crossbearer two ends, outer end, the push rod of described end ejection device is corresponding with the left and right sides end face of end carriage, and the push rod of end ejection device withstands the left and right sides end face of end carriage, realizes end carriage clamping in a lateral direction; Described end carriage positioning clamping device has end carriage longitudinal register piece, end carriage clamps leading screw, and end carriage height locating piece, the front end face that described end carriage clamps leading screw is parallel relative with the locating surface of end carriage longitudinal register piece, described end carriage height locating piece end carriage longitudinal register piece and end carriage clamp between the leading screw below, the front bulkhead of end carriage is clamped in realization end carriage location in a longitudinal direction between the locating surface of front end face that end carriage clamps leading screw and end carriage longitudinal register piece, in described the 4th step, at first rotate end carriage and clamp leading screw, the front side end plate of end carriage is clamped between the locating surface that end carriage clamps the front end face of leading screw and end carriage longitudinal register piece, realize end carriage location in a longitudinal direction, hold the push rod of ejection device to withstand the left and right sides end face of end carriage then, realize end carriage clamping in a lateral direction.
Further, described end carriage positioning clamping device also has the end carriage hold-down mechanism corresponding with the end carriage upper surface, in described the 4th step, after the push rod of end ejection device withstands the left and right sides end face of end carriage, the end carriage hold-down mechanism presses down the end carriage upper surface, the lower plane of end carriage front side end plate and the locating surface of end carriage height locating piece are fitted, finish end carriage location in height.
Further, described end carriage longitudinal register piece rear end connects a screw mechanism, the middle part of described end carriage longitudinal register piece is provided with the oblong slots parallel with the direction of motion, be provided with spacer pin in the oblong slots, the shell of described spacer pin and screw mechanism is fixed, end carriage longitudinal register piece is realized advance and retreat by screw mechanism, in the advance and retreat process, spacer pin is both relative motions in oblong slots, when end carriage longitudinal register piece moves forward when making spacer pin prop up the rear side bottom land of oblong slots, end carriage longitudinal register piece arrives the position location.
Further again, described curb girder positioning clamping device has base, be rotatably connected to the moving block that promotes by oil cylinder on the base, the front end rotational fixation of described moving block has the clamp corresponding with the curb girder lateral surface, the place ahead of described clamp is provided with the curb girder located lateral piece corresponding with the curb girder medial surface, the clamp top is provided with the curb girder hold-down mechanism, described curb girder hold-down mechanism is corresponding with the curb girder upper surface, also is provided with the curb girder height locating piece that is positioned at curb girder located lateral piece below on the described base; Described curb girder located lateral piece rotational fixation is on the locating piece mount pad that is arranged on the base, described locating piece mount pad is provided with and is used for the spacing stop block of curb girder located lateral piece, when curb girder located lateral piece was spacing by stop block, the locating surface of curb girder located lateral piece was in vertical state.
Further again, described sleeper beam clamping device has two rotating clamp arms, and described clamp arm is driven by hydraulic system, and in described the 5th step, hydraulic system drives clamp arm and rotates, and presses down sleeper beam, and sleeper beam body center plate lower plane and body center plate locating surface are fitted.
In addition, for the ease of tread flaking, the central authorities of the body center plate locating surface of described underframe formal dress tire are provided with slotted hole longitudinally, body center plate centre bore alignment pin is limited in this slotted hole and can longitudinal sliding motion in slotted hole, the width of described slotted hole equals the external diameter of body center plate centre bore alignment pin, and length is greater than the external diameter 8-12mm of body center plate centre bore alignment pin.
In the underframe production method of the present invention, on underframe end pillow pulling height location be with the lower plane of two body center plates of end pillow pulling and end carriage lower plane for being decided to be benchmark, located lateral is to locate with body center plate centre bore alignment pin and horizontal centralising device.Locate mode of the present invention is reasonable, need not artificial line, positioning accuracy height, production efficiency height.
The present invention has solved the problem that in the past can't resolve for many years in actual applications: 1, and benchmark disunity when solving former anti-dress, the size of underframe body center plate and levelness etc. all need the problem that detects again.2, enhance productivity, former split run daily output two cars is risen to four cars of split run daily output.3, this assembly welding tire adopts the flexibility design, can satisfy the demand of different automobile types.
As seen, ingenious conception of the present invention, easy to operate, production efficiency height.The present invention will be widely used in field of track traffic, have good market prospects.
Description of drawings
The present invention is further illustrated below in conjunction with accompanying drawing.
Fig. 1 is a underframe formal dress tire part-structure schematic diagram.
Fig. 2 is the A district enlarged drawing of Fig. 1.
Fig. 3 is the end carriage positioning clamping device structural representation of underframe formal dress tire.
Fig. 4 is the curb girder positioning clamping device structural representation of underframe formal dress tire.
Fig. 5 is the sleeper beam clamping device structural representation of underframe formal dress tire.
Fig. 6 is the horizontal centralising device structural representation of underframe formal dress tire.
The specific embodiment
The rolling stock underframe production method of present embodiment, realize (only illustrating the structure that the formal dress tire is half side among the figure based on underframe formal dress tire as shown in Figure 1, half side in addition and its symmetrical configuration,), this formal dress tire comprises three vertical framves 1 parallel to each other, 1 ', 1 "; four big crossbearers 8; 8 '; vertical frame 1; 1 '; 1 " the upper surface be located in the same horizontal plane (flatness is about 1mm), big crossbearer 8,8 ' with vertical frame 1,1 ', 1 " vertical and can be at vertical frame 1; 1 '; 1 " go up and move arbitrarily and the location, two big crossbearers 8 are positioned at vertical frame 1,1 ', 1 " outer end is corresponding with the underframe end carriage; other two big crossbearers 8 ' be positioned at and indulge frame 1; 1 '; 1 " inner corresponding with the sleeper beam of underframe both sides, the big crossbearer 8 in outer end is provided with the end carriage positioning clamping device 2 that can move and locate thereon, the vertical frame 1 in the outside ', 1 " be provided with curb girder positioning clamping device 4; upper surface at inner big crossbearer 8 ' middle part is provided with body center plate locating surface 6; body center plate locating surface 6 is provided with the body center plate centre bore alignment pin 9 that is positioned on the central longitudinal frame center line; the inner big crossbearer 8 of body center plate locating surface 6 both sides ' be provided with sleeper beam clamping device 7, also being provided with on the central longitudinal frame 1 with underframe draw beam center line is the horizontal centralising device 15 of location benchmark.Three vertical framves 1,1 ', 1 " fix with basis, ground built-in fitting, and the upper surface of vertical frame be adjusted in the same horizontal plane by adjusting screw and adjusting plate.In this example, also have some little crossbearers 14, little crossbearer 14 is distributed between the big crossbearer 8 in outer end, little crossbearer 14 and vertical frame 1,1 ', 1 " vertical and can move arbitrarily and the location on vertical frame, little crossbearer 14 is provided with body transom positioner 3; Underframe production method steps in sequence comprises:
The first step--with end carriage positioning clamping device, curb girder positioning clamping device, laterally centralising device, the sleeper beam clamping device is adjusted to the right place and be in open mode;
Second step--lifting curb girder and end pillow pulling mechanism put in place, and the body center plate centre bore of sleeper beam is enclosed within on the body center plate centre bore alignment pin;
The 3rd step--laterally centralising device action makes underframe draw beam center line and central longitudinal frame centerline in same perpendicular;
The 4th step--the end carriage positioning clamping device starts, with end carriage fix in position and clamping;
The 5th step--the sleeper beam clamping device starts, and sleeper beam body center plate lower plane and body center plate locating surface are fitted;
The 6th step--start the curb girder positioning clamping device, make curb girder location and clamping;
The 7th step--put the inside and outside crossbeam of pillow;
Wire casing in the 8th step--mounting end wire casing, the pillow;
The 9th step--welding beam downhand weld and cross joint, welding sleeper beam upper cover plate;
The tenth step--end carriage positioning clamping device, curb girder positioning clamping device, horizontal centralising device, sleeper beam clamping device are given up the throne;
The 11 step--play tire, with flat simple and easy formal dress tire, body center plate, the curb girder subsides tire of winching to of underframe;
The 12 step--lay iron floor and corrugated floor compresses corrugated floor with the pressure top, and punctures welding;
The 13 step--accessory on the welding floor;
The 14 goes on foot--and underframe stands up, facade weld seam under welding sleeper beam lower cover, top car backing plate, corrugated floor reverse side weld seam, the crossbeam.
As shown in Figure 6, laterally centralising device 15 has two symmetries and opposite corresponding with the draw beam left and right sides plate respectively activity orientation piece 151,152 of the direction of motion, two activity orientation pieces 151,152 are symmetrically distributed in central longitudinal frame 1 center line both sides, its the direction of motion is vertical with central longitudinal frame 1 center line, in the 3rd step, laterally two activity orientation pieces 151,152 of centralising device stretch out, prop up draw beam left and right sides plate respectively, finish the end pillow pulling in the location of horizontal direction (end pillow pulling centering).
As shown in Figure 1, underframe formal dress tire also has the end ejection device 16 that is symmetricly set in big crossbearer 8 two ends, outer end, the push rod 161 of end ejection device 16 is corresponding with the left and right sides end face of end carriage, as shown in Figure 3, end carriage positioning clamping device 2 has end carriage longitudinal register piece 21, end carriage clamps leading screw 22 and end carriage height locating piece 27, the front end face that end carriage clamps leading screw 22 is parallel relative with the locating surface of end carriage longitudinal register piece, end carriage height locating piece 27 end carriage longitudinal register piece 21 and end carriage clamp between the leading screw 22 below, in described the 4th step, at first rotate end carriage and clamp leading screw 22, the front side end plate of end carriage C is clamped between the locating surface that end carriage clamps the front end face of leading screw 22 and end carriage longitudinal register piece 21, realize end carriage location in a longitudinal direction, hold the push rod 161 of ejection device 16 to withstand the left and right sides end face of end carriage then, realize end carriage clamping in a lateral direction.In the present embodiment, end carriage positioning clamping device 2 also has the end carriage hold-down mechanism 26 corresponding with end carriage C upper surface, in the 4th step, after the push rod 161 of end ejection device 16 withstands the left and right sides end face of end carriage C, end carriage hold-down mechanism 26 presses down end carriage C upper surface, the lower plane of end carriage front side end plate and the locating surface of end carriage height locating piece 27 are fitted, finish end carriage C location in height.
Among the embodiment as shown in Figure 3, end carriage longitudinal register piece 21 rear ends connect a screw mechanism 23, the middle part of end carriage longitudinal register piece 21 is provided with the oblong slots parallel with the direction of motion 24, be provided with spacer pin 25 in the oblong slots 24, spacer pin 25 is fixed with the shell of screw mechanism 23, end carriage longitudinal register piece 21 is realized advance and retreat by screw mechanism 23, in the advance and retreat process, spacer pin 25 is both relative motions in oblong slots 24, when end carriage longitudinal register piece 21 moves forward when making spacer pin 25 prop up the rear side bottom land of oblong slots 24, end carriage longitudinal register piece 21 arrives position locations.
As shown in Figure 4, curb girder positioning clamping device 4 in the present embodiment, has base 47, be rotatably connected to the moving block 41 that promotes by oil cylinder on the base 47, the front end rotational fixation of moving block 41 has the clamp 42 corresponding with curb girder D lateral surface, the place ahead of clamp 42 is provided with the curb girder located lateral piece 43 corresponding with curb girder D medial surface, clamp 42 tops are provided with curb girder hold-down mechanism 44, curb girder hold-down mechanism 44 is corresponding with curb girder D upper surface, also is provided with the curb girder height locating piece 48 that is positioned at curb girder located lateral piece 43 belows on the described base 47.Curb girder hold-down mechanism 44 is for compressing leading screw in this example, curb girder located lateral piece 43 rotational fixation are on the locating piece mount pad 45 that is arranged on the base 47, locating piece mount pad 45 is provided with and is used for the stop block 46 spacing to curb girder located lateral piece 43, when curb girder located lateral piece 43 is spacing by stop block 46, the locating surface of curb girder located lateral piece 43 is in vertical state, and is corresponding with the medial surface of curb girder D.
It is as follows that process is stepped up in the location of curb girder: curb girder D is placed between base upper clamping block 42 and the curb girder located lateral piece 43, the bottom surface of curb girder D places on the locating surface of curb girder height locating piece 48, (locating surface that rotates curb girder located lateral piece is vertical to positioning states to rotate curb girder located lateral piece 43, corresponding with the curb girder medial surface), the oil cylinder piston bar protracts, moving block 41 is rotated around the axis, clamp 42 props up the lateral surface of curb girder D, clamp 42 pushes away curb girder in moving block 41 rotation processes to curb girder located lateral piece 43, curb girder D is clamped between moving block 41 and the curb girder located lateral piece 43, realized that curb girder is in underframe location in a lateral direction, curb girder hold-down mechanism 44 presses down curb girder D upper surface afterwards, the locating surface of curb girder D lower surface and curb girder height locating piece 49 is fitted, realize curb girder location in height.After the underframe welding finished, curb girder hold-down mechanism, oil cylinder, curb girder located lateral piece were given up the throne respectively, are convenient to the underframe tread flaking.
For the ease of tread flaking, in this example, as shown in Figure 1, and the big crossbearer 8 in outer end ' be provided with tread flaking device 5, tread flaking device 5 is a hydraulic jacking device.Central longitudinal frame 1 is provided with central sill clamping device 11.Central sill clamping device and sleeper beam clamping device structural similarity, present embodiment is not described in detail.
As shown in Figure 5, in the present embodiment, the sleeper beam clamping device has two rotating clamp arms 71,72, clamp arm 71,72 is driven by hydraulic system, and in the 4th step, hydraulic system drives clamp arm and rotates 71,72, press down sleeper beam B, sleeper beam body center plate lower plane and body center plate locating surface are fitted.
As shown in Figure 2, in this example, the central authorities of body center plate locating surface 6 are provided with slotted hole 17 longitudinally, body center plate centre bore alignment pin 9 is limited in this slotted hole 17 and can longitudinal sliding motion in slotted hole 17, the width of slotted hole equals the external diameter of body center plate centre bore alignment pin, and length is greater than the external diameter 8-12mm of body center plate centre bore alignment pin.The purpose of this design is the underframe tread flaking after finishing for the ease of welding.
For the ease of tread flaking, in this example, as shown in Figure 1, and the big crossbearer 8 in outer end ' be provided with tread flaking device 5, tread flaking device 5 is a hydraulic jacking device.Central longitudinal frame 1 is provided with central sill clamping device 11.Central sill clamping device and sleeper beam clamping device structural similarity, present embodiment is not described in detail.
In addition to the implementation, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of requirement of the present invention.
Claims (9)
1. rolling stock underframe production method, it is characterized in that realizing based on underframe formal dress tire, described underframe formal dress tire comprises three vertical framves parallel to each other, four big crossbearers, the upper surface of described vertical frame is located in the same horizontal plane, big crossbearer is vertical with described vertical frame and can any moving reach the location on vertical frame, it is corresponding with the underframe end carriage that two big crossbearers are positioned at the outer end of vertical frame, it is inner corresponding with the sleeper beam of underframe both sides that other two big crossbearers are positioned at vertical frame, the big crossbearer in outer end is provided with the end carriage positioning clamping device that can move and locate thereon, the vertical frame in the outside is provided with the curb girder positioning clamping device, the upper surface at inner big crossbearer middle part is provided with the body center plate locating surface, the body center plate locating surface is provided with the body center plate centre bore alignment pin that is positioned on the central longitudinal frame center line, the inner big crossbearer of body center plate locating surface both sides is provided with the sleeper beam clamping device, also being provided with on the central longitudinal frame with underframe draw beam center line is the horizontal centralising device of location benchmark, and underframe production method steps in sequence comprises:
The first step--with end carriage positioning clamping device, curb girder positioning clamping device, laterally centralising device, the sleeper beam clamping device is adjusted to the right place and be in open mode;
Second step--lifting curb girder and end pillow pulling mechanism put in place, and the body center plate centre bore of sleeper beam is enclosed within on the body center plate centre bore alignment pin;
The 3rd step--laterally centralising device action makes underframe draw beam center line and central longitudinal frame centerline in same perpendicular;
The 4th step--the end carriage positioning clamping device starts, with end carriage fix in position and clamping;
The 5th step--the sleeper beam clamping device starts, and sleeper beam body center plate lower plane and body center plate locating surface are fitted;
The 6th step--start the curb girder positioning clamping device, make curb girder location and clamping;
The 7th step--put the inside and outside crossbeam of pillow;
Wire casing in the 8th step--mounting end wire casing, the pillow;
The 9th step--welding beam downhand weld and cross joint, welding sleeper beam upper cover plate;
The tenth step--end carriage positioning clamping device, curb girder positioning clamping device, horizontal centralising device, sleeper beam clamping device are given up the throne;
The 11 step--play tire, with flat simple and easy formal dress tire, body center plate, the curb girder subsides tire of winching to of underframe;
The 12 step--lay iron floor and corrugated floor compresses corrugated floor with the pressure top, and punctures welding;
The 13 step--accessory on the welding floor;
The 14 goes on foot--and underframe stands up, facade weld seam under welding sleeper beam lower cover, top car backing plate, corrugated floor reverse side weld seam, the crossbeam.
2. rolling stock underframe production method according to claim 1, it is characterized in that: described horizontal centralising device has two symmetries and opposite corresponding with the draw beam left and right sides plate respectively activity orientation piece of the direction of motion, described two activity orientation pieces are symmetrically distributed in central longitudinal frame center line both sides, its the direction of motion is vertical with central longitudinal frame center line, in described the 3rd step, laterally two activity orientation pieces of centralising device stretch out, prop up draw beam left and right sides plate respectively, finish the location of end pillow pulling at horizontal direction.
3. rolling stock underframe production method according to claim 1, it is characterized in that: described underframe formal dress tire also has the end ejection device that is symmetricly set in big crossbearer two ends, outer end, the push rod of described end ejection device is corresponding with the left and right sides end face of end carriage, the push rod of end ejection device withstands the left and right sides end face of end carriage, realizes end carriage clamping in a lateral direction; Described end carriage positioning clamping device has end carriage longitudinal register piece, end carriage clamps leading screw, and end carriage height locating piece, the front end face that described end carriage clamps leading screw is parallel relative with the locating surface of end carriage longitudinal register piece, described end carriage height locating piece end carriage longitudinal register piece and end carriage clamp between the leading screw below, the front bulkhead of end carriage is clamped in realization end carriage location in a longitudinal direction between the locating surface of front end face that end carriage clamps leading screw and end carriage longitudinal register piece, in described the 4th step, at first rotate end carriage and clamp leading screw, the front side end plate of end carriage is clamped between the locating surface that end carriage clamps the front end face of leading screw and end carriage longitudinal register piece, realize end carriage location in a longitudinal direction, hold the push rod of ejection device to withstand the left and right sides end face of end carriage then, realize end carriage clamping in a lateral direction.
4. rolling stock underframe production method according to claim 3, it is characterized in that: described end carriage positioning clamping device also has the end carriage hold-down mechanism corresponding with the end carriage upper surface, in described the 4th step, after the push rod of end ejection device withstands the left and right sides end face of end carriage, the end carriage hold-down mechanism presses down the end carriage upper surface, the lower plane of end carriage front side end plate and the locating surface of end carriage height locating piece are fitted, finish end carriage location in height.
5. rolling stock underframe production method according to claim 4, it is characterized in that: described end carriage longitudinal register piece rear end connects a screw mechanism, the middle part of described end carriage longitudinal register piece is provided with the oblong slots parallel with the direction of motion, be provided with spacer pin in the oblong slots, the shell of described spacer pin and screw mechanism is fixed, end carriage longitudinal register piece is realized advance and retreat by screw mechanism, in the advance and retreat process, spacer pin is both relative motions in oblong slots, when end carriage longitudinal register piece moves forward when making spacer pin prop up the rear side bottom land of oblong slots, end carriage longitudinal register piece arrives the position location.
6. rolling stock underframe production method according to claim 1, it is characterized in that: described curb girder positioning clamping device has base, be rotatably connected to the moving block that promotes by oil cylinder on the base, the front end rotational fixation of described moving block has the clamp corresponding with the curb girder lateral surface, the place ahead of described clamp is provided with the curb girder located lateral piece corresponding with the curb girder medial surface, the clamp top is provided with the curb girder hold-down mechanism, described curb girder hold-down mechanism is corresponding with the curb girder upper surface, also is provided with the curb girder height locating piece that is positioned at curb girder located lateral piece below on the described base; Described curb girder located lateral piece rotational fixation is on the locating piece mount pad that is arranged on the base, described locating piece mount pad is provided with and is used for the spacing stop block of curb girder located lateral piece, when curb girder located lateral piece was spacing by stop block, the locating surface of curb girder located lateral piece was in vertical state.
7. rolling stock underframe production method according to claim 1, it is characterized in that: described sleeper beam clamping device has two rotating clamp arms, described clamp arm is driven by hydraulic system, in described the 5th step, hydraulic system drives clamp arm and rotates, press down sleeper beam, sleeper beam body center plate lower plane and body center plate locating surface are fitted.
8. rolling stock underframe production method according to claim 1, it is characterized in that: the central authorities of described body center plate locating surface are provided with slotted hole longitudinally, body center plate centre bore alignment pin is limited in this slotted hole and can longitudinal sliding motion in slotted hole, the width of described slotted hole equals the external diameter of body center plate centre bore alignment pin, and length is greater than the external diameter 8-12mm of body center plate centre bore alignment pin.
9. rolling stock underframe production method according to claim 1 is characterized in that: the big crossbearer in outer end is provided with the tread flaking device, and described tread flaking device is a hydraulic jacking device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010591228 CN102101219B (en) | 2010-12-14 | 2010-12-14 | Production method of chassis of railway vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010591228 CN102101219B (en) | 2010-12-14 | 2010-12-14 | Production method of chassis of railway vehicle |
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| CN102101219A true CN102101219A (en) | 2011-06-22 |
| CN102101219B CN102101219B (en) | 2013-07-10 |
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| CN102896434A (en) * | 2012-10-17 | 2013-01-30 | 龙工(上海)机械制造有限公司 | Positioning welding method of rear frame of road roller |
| CN103386574A (en) * | 2013-07-29 | 2013-11-13 | 铜陵正前机械装备制造有限公司 | Assembling device for traction device of railway vehicle |
| CN103624466A (en) * | 2013-12-12 | 2014-03-12 | 辽宁忠旺集团有限公司 | Car floor welding tool of rail vehicle |
| CN103831569A (en) * | 2014-03-17 | 2014-06-04 | 南车南京浦镇车辆有限公司 | Tool for installing and welding side beam of bogie |
| CN104368929A (en) * | 2014-09-22 | 2015-02-25 | 南车青岛四方机车车辆股份有限公司 | Multifunctional automatic welding jig |
| CN104526224A (en) * | 2014-12-05 | 2015-04-22 | 保定长安客车制造有限公司 | Front passenger car wall assembly welding clamp and technique using the same to weld front wall assembly |
| CN104625319A (en) * | 2014-12-30 | 2015-05-20 | 辽宁忠旺集团有限公司 | Welding technology for aluminum alloy vehicle chassis for subway |
| CN105414849A (en) * | 2015-12-24 | 2016-03-23 | 南车二七车辆有限公司 | Location device for upper side bearing assembly for railway wagon |
| CN105618989A (en) * | 2016-04-05 | 2016-06-01 | 安徽安凯汽车股份有限公司 | General tool for positioning chassis during final assembly of bus |
| CN105618983A (en) * | 2016-03-11 | 2016-06-01 | 中车齐齐哈尔车辆有限公司 | Chassis assembling fixture |
| CN106181199A (en) * | 2016-08-31 | 2016-12-07 | 重庆长征重工有限责任公司 | Track train underframe group is to tire |
| CN106238997A (en) * | 2016-08-24 | 2016-12-21 | 中车唐山机车车辆有限公司 | Floor underframe for vehicle assembly system and method |
| CN107322175A (en) * | 2017-07-27 | 2017-11-07 | 湖北先驰交通装备有限公司 | A kind of track derrick car main car frame hangs wound packages method of completing the square |
| CN107444416A (en) * | 2017-07-06 | 2017-12-08 | 南京中车浦镇城轨车辆有限责任公司 | A kind of novel suspended type sky iron train manufacturing process |
| CN107498180A (en) * | 2017-08-11 | 2017-12-22 | 中车长春轨道客车股份有限公司 | Standardize EMUs chassis synthesis positioner and its localization method |
| CN108942064A (en) * | 2018-08-14 | 2018-12-07 | 中车太原机车车辆有限公司 | Flatcar chassis turnover device |
| CN110369928A (en) * | 2019-06-06 | 2019-10-25 | 中车西安车辆有限公司 | A kind of side bearing loading mode vehicle frame group is to method |
| CN111958149A (en) * | 2020-07-10 | 2020-11-20 | 中车青岛四方机车车辆股份有限公司 | Alignment and centering device and method for assembling side beam positioning arm |
| CN112427825A (en) * | 2020-10-26 | 2021-03-02 | 中车山东机车车辆有限公司 | Modularized assembling device and method for end beam, sleeper beam and draft beam of underframe of railway wagon |
| CN113954007A (en) * | 2021-11-12 | 2022-01-21 | 中车长春轨道客车股份有限公司 | Assembling process and assembling tool for frame shaped like Chinese character' yu |
| CN114260634A (en) * | 2022-01-21 | 2022-04-01 | 中车株洲车辆有限公司 | Chassis assembling tool and assembling method |
| RU2797221C1 (en) * | 2022-05-13 | 2023-05-31 | Акционерное общество "Научно-производственная корпорация "Уралвагонзавод" имени Ф.Э. Дзержинского" | Method for assembling car bodies with frames of low rigidity |
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| CN102294531A (en) * | 2011-08-02 | 2011-12-28 | 唐山轨道客车有限责任公司 | Long weld joint welding process |
| CN102896434A (en) * | 2012-10-17 | 2013-01-30 | 龙工(上海)机械制造有限公司 | Positioning welding method of rear frame of road roller |
| CN102896434B (en) * | 2012-10-17 | 2014-08-27 | 龙工(上海)机械制造有限公司 | Positioning welding method of rear frame of road roller |
| CN103386574A (en) * | 2013-07-29 | 2013-11-13 | 铜陵正前机械装备制造有限公司 | Assembling device for traction device of railway vehicle |
| CN103624466A (en) * | 2013-12-12 | 2014-03-12 | 辽宁忠旺集团有限公司 | Car floor welding tool of rail vehicle |
| CN103831569A (en) * | 2014-03-17 | 2014-06-04 | 南车南京浦镇车辆有限公司 | Tool for installing and welding side beam of bogie |
| CN103831569B (en) * | 2014-03-17 | 2015-10-28 | 南车南京浦镇车辆有限公司 | Lateral beam of bogie assembling welding fixture |
| CN104368929A (en) * | 2014-09-22 | 2015-02-25 | 南车青岛四方机车车辆股份有限公司 | Multifunctional automatic welding jig |
| CN104368929B (en) * | 2014-09-22 | 2016-02-10 | 南车青岛四方机车车辆股份有限公司 | A kind of multi-functional automatic welding fixture |
| CN104526224A (en) * | 2014-12-05 | 2015-04-22 | 保定长安客车制造有限公司 | Front passenger car wall assembly welding clamp and technique using the same to weld front wall assembly |
| CN104625319A (en) * | 2014-12-30 | 2015-05-20 | 辽宁忠旺集团有限公司 | Welding technology for aluminum alloy vehicle chassis for subway |
| CN105414849B (en) * | 2015-12-24 | 2017-07-07 | 南车二七车辆有限公司 | A kind of railway freight-car body side bearer assembling positioner |
| CN105414849A (en) * | 2015-12-24 | 2016-03-23 | 南车二七车辆有限公司 | Location device for upper side bearing assembly for railway wagon |
| CN105618983A (en) * | 2016-03-11 | 2016-06-01 | 中车齐齐哈尔车辆有限公司 | Chassis assembling fixture |
| CN105618983B (en) * | 2016-03-11 | 2017-07-07 | 中车齐齐哈尔车辆有限公司 | Underframe group is to fixture |
| CN105618989B (en) * | 2016-04-05 | 2017-10-10 | 安徽安凯汽车股份有限公司 | Underframe positions universal fixture when a kind of bus is always spelled |
| CN105618989A (en) * | 2016-04-05 | 2016-06-01 | 安徽安凯汽车股份有限公司 | General tool for positioning chassis during final assembly of bus |
| CN106238997A (en) * | 2016-08-24 | 2016-12-21 | 中车唐山机车车辆有限公司 | Floor underframe for vehicle assembly system and method |
| CN106181199A (en) * | 2016-08-31 | 2016-12-07 | 重庆长征重工有限责任公司 | Track train underframe group is to tire |
| CN106181199B (en) * | 2016-08-31 | 2017-10-31 | 重庆长征重工有限责任公司 | Track train underframe group is to tire |
| CN107444416B (en) * | 2017-07-06 | 2019-11-05 | 南京中车浦镇城轨车辆有限责任公司 | A kind of novel suspended type sky iron train manufacturing process |
| CN107444416A (en) * | 2017-07-06 | 2017-12-08 | 南京中车浦镇城轨车辆有限责任公司 | A kind of novel suspended type sky iron train manufacturing process |
| CN107322175B (en) * | 2017-07-27 | 2019-11-08 | 湖北先驰交通装备有限公司 | A kind of track derrick car main car frame hangs wound packages method of completing the square |
| CN107322175A (en) * | 2017-07-27 | 2017-11-07 | 湖北先驰交通装备有限公司 | A kind of track derrick car main car frame hangs wound packages method of completing the square |
| CN107498180B (en) * | 2017-08-11 | 2019-04-30 | 中车长春轨道客车股份有限公司 | Standardize EMU chassis synthesis positioning device and its localization method |
| CN107498180A (en) * | 2017-08-11 | 2017-12-22 | 中车长春轨道客车股份有限公司 | Standardize EMUs chassis synthesis positioner and its localization method |
| CN108942064A (en) * | 2018-08-14 | 2018-12-07 | 中车太原机车车辆有限公司 | Flatcar chassis turnover device |
| CN108942064B (en) * | 2018-08-14 | 2023-09-08 | 中车太原机车车辆有限公司 | Flatcar chassis turning device |
| CN110369928A (en) * | 2019-06-06 | 2019-10-25 | 中车西安车辆有限公司 | A kind of side bearing loading mode vehicle frame group is to method |
| CN110369928B (en) * | 2019-06-06 | 2020-12-29 | 中车西安车辆有限公司 | Side bearing type frame assembling method |
| CN111958149A (en) * | 2020-07-10 | 2020-11-20 | 中车青岛四方机车车辆股份有限公司 | Alignment and centering device and method for assembling side beam positioning arm |
| CN112427825A (en) * | 2020-10-26 | 2021-03-02 | 中车山东机车车辆有限公司 | Modularized assembling device and method for end beam, sleeper beam and draft beam of underframe of railway wagon |
| CN113954007A (en) * | 2021-11-12 | 2022-01-21 | 中车长春轨道客车股份有限公司 | Assembling process and assembling tool for frame shaped like Chinese character' yu |
| CN114260634A (en) * | 2022-01-21 | 2022-04-01 | 中车株洲车辆有限公司 | Chassis assembling tool and assembling method |
| RU2797221C1 (en) * | 2022-05-13 | 2023-05-31 | Акционерное общество "Научно-производственная корпорация "Уралвагонзавод" имени Ф.Э. Дзержинского" | Method for assembling car bodies with frames of low rigidity |
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Address after: 210031 Nanjing, Pu Pu North Road, No. 68, Jiangsu Patentee after: CRRC NANJING PUZHEN CO., LTD. Address before: 210031 Nanjing, Pu Pu North Road, No. 68, Jiangsu Patentee before: CSR NANJING PUZHEN Vehicles Co., Ltd. |