CN209633350U - A kind of track plates shift mechanism - Google Patents

Abstract

The utility model discloses a kind of track plates shift mechanisms; it includes hanger; pawl is hung equipped with the multiple of longitudinal arrangement in the bottom of hanger; hanging pawl has the clamping chamber for extending upwardly into from its bottom and protruding into grouting pillars inverted T shaped, on track plates; the bottom of the hanger, which is also equipped with to be located at, hangs setting and multiple compensating squeeze heads for acting against track plates upper face on the outside of pawl, and demoulding rack is also connected with the track plate transport vehicle positioned at top sliding vehicle transverse direction side.The utility model fast and accurately that pre-stress rail plate is steady from railway plate die can vertically remove, and have the advantages that track plates is avoided to collide with, reduce production cost and the track plates quality of production is effectively ensured and improves labor efficiency.

Description

A kind of track plates shift mechanism

Technical field

The utility model relates to a kind of track plates shift mechanisms.

Background technique

Currently, ballastless track structure form is generally used with the continuous development of China express railway standard of construction.For Improve the ballastless track structure pattern adapted under different operation conditions, relevant unit, China independent research III plate-type of CRTS without Tiny fragments of stone, coal, etc. track structure.III type track plates of CRTS (pre-stress rail plate) in process of production, need to carry out following processing step, first Clear mould is wanted, to guarantee track plates Surface Quality of Concrete, after template is cleaned out, one layer of release agent of even application；Secondly into The installation lifting of row service sleeve, steel reinforcement cage be put into and mantle fiber, after mantle fiber, reinforcing bar just pre-tighten, pad is placed into Reinforced bar stretching is carried out after block, carries out Insulation monitoring after tensioning；Finally, putting into concrete into mold and vibrating, steam is supported It is put after shield and opens, tears open and open and demould, then carry out water-bath maintenance.

In releasing process, the applicant proposed a kind of demoulding mechanism comprising is correspondingly arranged at transport mechanism two sides And piston rod can withstand at least four support cylinders on the bottom surface of railway plate die, set below the central axes of transport mechanism There is the piston rod of at least one demoulding oil jar and demoulding oil jar that can jack up the pre-stress rail plate in railway plate die, transport mechanism Two sides be symmetrically arranged with demoulding support, demould and be hinged with demoulding swing arm on support and oil cylinder is pressed against in demoulding, demould swing arm inner end The piston rod for being hinged with downwardly extending demoulding pressure head, outer end and demoulding pressing oil cylinder is hinged, and demoulding pressure head includes downwardly extending demoulding Last item, demoulding last item connect pressure head ontology, pressure sensor and limit casing made of resilient material from bottom to top, pass through this Kind lower part jacks up and the structure of handling keeps entire stripping process complicated, and needs that ejection is separately provided in railway plate die bottom Mechanism, thus increase equipment cost and equipment construction cost.

Utility model content

The technical problems to be solved in the utility model be in view of the foregoing drawbacks, provide it is a kind of can be fast and accurately by prestressing force The track plates shift mechanism that track plates are steadily vertically removed from railway plate die.

In order to solve the above-mentioned technical problem, provided track plates shift mechanism includes hanger, is structurally characterized in that: institute State the bottom of hanger and hang pawl equipped with the multiple of longitudinal arrangement, hang pawl have extended upwardly into from its bottom and in it is inverted T shaped, for rail The clamping chamber that grouting pillar on guidance tape protrudes into, the bottom of the hanger are also equipped with to be located at and hang setting on the outside of pawl and be used to abut against In multiple compensating squeeze heads of track plates upper face, demoulds rack and be also connected with the track plates positioned at top sliding vehicle transverse direction side Transport vehicle.

After adopting the above structure, combine the grouting pillar on remaining track plates by hanging the vertical and transverse shifting of pawl, Compensating squeeze head can guarantee the stationarity of track plates, and hang pawl by vertically movable again, make entire track plates from railway plate die Middle abjection, and be moved on track plate transport vehicle and transported by transverse shifting.The utility model is no longer needed from rail Guidance tape mold bottom ejects the track plates, thus greatly reduces manpower and material resources cost, and can be accurate by above structure Guarantee grouting pillar with hang the combination of pawl, keep slinging for track plates more steady reliable, then pass through track plate transport vehicle by its It transports, substantially increases labor efficiency.

The compensating squeeze head includes the hydraulic cylinder being connected on hanger, and hydraulic cylinder is provided with the piston slid up and down Bar, the lower extending end of piston rod are equipped with resilient pressure pad, and piston rod, which is located in the intracorporal section of hydraulic cylinder, is arranged land, land with it is hydraulic Reset spring is housed, the rear portion of the hydraulic cylinder is imported and exported equipped with hydraulic oil between the interior lower bottom wall of cylinder body.

The pawl that hangs is arranged three altogether, wherein intermediate one is hung the bottom middle position that pawl is located at hanger, remaining two A pawl that hangs is symmetrical arranged, and is equipped on hanger and is driven the symmetrically arranged two adaptive drivings for hanging pawl along hanger straight skidding Mechanism.

The adaptive driving mechanism includes the stroke adjustable oil cylinder being connected on hanger and for adjusting oil cylinder row The controlling valve of journey, symmetrically arranged two are hung pawl and are slidably connected on hanger respectively and the work for hanging pawl and stroke adjustable oil cylinder Stopper rod is connected by power.

In conclusion above scheme have the advantage that compared with prior art the utility model can fast and accurately by Pre-stress rail plate is steady vertical from railway plate die to be removed, and is had and is avoided track plates from colliding with, reduces production cost and effective The advantages of guaranteeing the track plates quality of production and improving labor efficiency.

Detailed description of the invention

Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing:

Fig. 1 is the structural schematic diagram of prestressed track board mold in the prior art；

Fig. 2 is the structural schematic diagram of prestressed track board mold used in the utility model；

Fig. 3 is a kind of structural schematic diagram of embodiment of the utility model；

Fig. 4 is the structural schematic diagram of left view direction in Fig. 3；

Fig. 5 is the structural schematic diagram for hanging pawl in conjunction with the grouting pillar of track plates；

Fig. 6 is the structural schematic diagram of compensating squeeze head.

Specific embodiment

As shown in Figure 1, illustrating prestressed track board mold in the prior art in figure, it is prefabricated into the railway plate die One pre-stress rail plate of type, it can be seen from the figure that there is in the pre-stress rail plate bottom-up extension and make to be perfused Pre-stress rail plate afterwards forms the grouting hole forming equipment of grout hole, and grouting hole forming equipment includes being connected in die ontology Lower cushion block 30 on bottom wall, lower cushion block have through-hole up and down, are fitted on lower cushion block upper with the sealed connection of its outer ring Forming sleeve 31, upper forming sleeve are in the circular cone shape that bottom is big, top is small, and also sliding connects on bottom wall of inner cavity in railway plate die It is connected to the top cover 32 that can jack up grouting hole forming equipment to make pre-stress rail plate demoulding after molding, the top of top cover 32 is logical Bolt is crossed to connect with above-mentioned upper forming sleeve, it can be by the piston rod top of the demoulding oil jar top cover, to make the grouting hole forming The demoulding of pre-stress rail plate is realized in the bottom-up movement of device.This bottom for jacking up structure and being necessarily placed at railway plate die Portion, and top is needed to cover pre-stress rail plate after molding, just pre-stress rail plate can be made to deviate from from its mold, thus It is its large labor intensity, at high cost and be easy to appear the problem of colliding with, to influence product quality.As shown in Fig. 2, the applicant provides A kind of prestressed track board mold, basic structure is identical as above structure, the difference lies in that being arranged on railway plate die There is positioning column 40, the grouting pillar 41 of energy or more plug is fitted on positioning column, the lower part for the pillar 41 that is in the milk is arranged in back taper, The moulding process for meeting pre-stress rail plate forms grout hole, and it is in the setting of falling T that the top for the pillar 41 that is in the milk, which has one, Boss, after track plate prefabrication molding, which therewith deviates from railway plate die.

With reference to shown in Fig. 3 and Fig. 4, the utility model gives a kind of embodiment of track plates shift mechanism, illustrates in figure A kind of demolding of track slab machine out, the track plates shift mechanism are connected in demolding of track slab machine, which includes demoulding rack 1, the rack 1 in the utility model is to refer to the frame body for being used to support following each structures, rather than to its shape and specific The limitation of structure can be the tower structure in figure, can also use the split type structure of multiple frames, the ingot stripper Vehicle 2 is slid equipped with the top by lateral motivation mechanism drives edge demoulding rack horizontal sliding on frame 1, is equipped on top sliding vehicle 2 It extends downwardly and the hanger 3 slid up and down is driven by vertical power mechanism, in the present embodiment, vertical power mechanism is connection Drive cylinder 15 in top sliding 2 lower part of vehicle, and with two drive cylinders 15 of the center symmetric setting of hanger, to protect The stationarity of lifting is demonstrate,proved, hanger 3 is equipped with the more guide posts set up, and top, which slides, is equipped with multiple guide sleeves, guide post on vehicle 2 It is installed in guide sleeve and slides the sliding up and down to realize hanger up and down along guide sleeve, the bottom of hanger 3 is equipped with longitudinal arrangement It is multiple hang pawl 4, hanging pawl 4 has the card for extending upwardly into from its bottom and protruding into grouting pillars inverted T shaped, on track plates It behave affectedly, the bottom of the hanger 3 is also equipped with to be located at and hangs setting on the outside of pawl and be used to act against the multiple of track plates upper face Compensating squeeze head 5, demoulding rack are also connected with the track plate transport vehicle positioned at top sliding vehicle transverse direction side.

In conjunction with shown in Fig. 3, Fig. 4, in the present embodiment, the transverse direction motivation mechanism includes being connected in demoulding rack 1 Top rail 8, top slide equipped with the main shaft 9 by engine driving rotation on vehicle 2, and the both ends of main shaft 9 are equipped with can be along top The idler wheel 10 of portion's track sliding, to prevent main shaft too long, so that decentraction problem occur leads to unstable ask that wander off or walk Topic, main shaft use multi-segment structure, are provided with multi-segment structure in figure, i.e. main shaft 9 includes the main drive connecting with engine Dynamic section, the both ends of main drive section pass through shaft coupling respectively and are connected with intermediate linkage section, connected on intermediate linkage section by drive sleeve It is connected to walking section, above-mentioned rollers are connected in walking section.

In conjunction with shown in Fig. 2 to Fig. 4 and Fig. 5, the pawl 4 that hangs is arranged three altogether, wherein intermediate one is hung pawl positioned at outstanding The bottom middle position of hanger 3, other two are hung pawl and are symmetrical arranged, and are equipped on hanger 3 and drive symmetrically arranged two to hang pawl Along the adaptive driving mechanism of hanger straight skidding, the adaptive driving mechanism includes the stroke being connected on hanger 3 Adjustable oil cylinder 6, and the controlling valve 7 for adjusting oil cylinder stroke, symmetrically arranged two are hung pawl and are slidably connected at suspention respectively On frame 3 and this hangs pawl and the piston rod of stroke adjustable oil cylinder 6 is connected by power, and can be adapted for different model by above structure The lifting of pre-stress rail plate saves production cost to expand the use scope of the utility model.

In conjunction with shown in Fig. 3, Fig. 4 and Fig. 6, the compensating squeeze head 5 includes the hydraulic cylinder 51 being connected on hanger 3, liquid Cylinder pressure body 51 is provided with the piston rod 52 slid up and down, and the lower extending end of piston rod 52 is equipped with resilient pressure pad 53, and piston rod 52 is located at Land is set in the intracorporal section of hydraulic cylinder, reset spring 54, the liquid are housed between land and the interior lower bottom wall of hydraulic cylinder The rear portion of cylinder pressure body is imported and exported equipped with hydraulic oil, is poured hydraulic oil into hydraulic cylinder by hydraulic control system, can be made piston rod 52 It stretches out, reset spring 54 is compressed, and resilient pressure pad 53 can act against on the top surface of pre-stress rail plate, it is kept steadily to take off Out, after handling, under the action of reset spring, piston rod return, this structure can make above-mentioned resilient pressure pad flexible support On pre-stress rail plate, the hydraulic fluid pressure that need to only regulate and control hydraulic control system be can be realized, the hydraulic oil of above-mentioned hydraulic control system The specific structure of pressure controlling is the prior art, and in this not go into detail.

As shown in connection with fig. 3, the track plate transport vehicle includes carrier frame 11, and carrier frame 11 is equipped with by power vehicle with walking machine The traveling wheel 12 of driving, equipped with multiple support brackets spaced and for withstanding track plates contoured bottom on carrier frame 11 13, the upper surface of support bracket 13 is equipped with elastic anti-slip pad 14, and the gap between multiple support brackets 13 is for accommodating track plates The inner surface of the space of track and two adjacent support brackets acts against the two sides of the track, and this structure can make whole The carrying of a pre-stress rail plate is more reliable and more stable, and the quality of the track of pre-stress rail plate has been effectively ensured, and avoids producing Damage in raw transportational process.

The above is the specific constructive form of the utility model, and the present utility model is not limited to the above embodiments, In For those skilled in the art, equivalent variations and part replacement based on specific structure on the utility model are all practical new at this In the protection scope of type.

Claims (4)

1. a kind of track plates shift mechanism, including hanger (3), it is characterized in that: the bottom of the hanger (3) is equipped with longitudinal row The multiple of cloth hang pawl (4), hang pawl (4) and have and extend upwardly into from its bottom and stretch in grouting pillars inverted T shaped, on track plates The clamping chamber entered, the bottom of the hanger (3) are also equipped with to be located at and hang setting on the outside of pawl and be used to act against track plates top table Multiple compensating squeeze heads (5) in face, demoulding rack are also connected with the track plate transport vehicle positioned at top sliding vehicle transverse direction side.

2. track plates shift mechanism according to claim 1, it is characterized in that: the compensating squeeze head (5) is outstanding including being connected to Hydraulic cylinder (51) on hanger (3), hydraulic cylinder (51) are provided with the piston rod (52) slid up and down, under piston rod (52) End is stretched equipped with resilient pressure pad (53), and piston rod (52), which is located in the intracorporal section of hydraulic cylinder, is arranged land, land and hydraulic cylinder Interior lower bottom wall between reset spring (54) are housed, the rear portion of the hydraulic cylinder is equipped with hydraulic oil inlet and outlet.

3. track plates shift mechanism according to claim 1, it is characterized in that: the pawl (4) that hangs is arranged three altogether, wherein in Between one hang the bottom middle position that pawl is located at hanger (3), other two is hung pawl and is symmetrical arranged, and hanger is equipped on (3) Drive the symmetrically arranged two adaptive driving mechanisms for hanging pawl along hanger straight skidding.

4. track plates shift mechanism according to claim 3, it is characterized in that: the adaptive driving mechanism includes being connected to Stroke adjustable oil cylinder (6) on hanger (3) and the controlling valve (7) for adjusting oil cylinder stroke, symmetrically arranged two are hung Pawl is slidably connected at respectively on hanger (3) and this hangs pawl and the piston rod of stroke adjustable oil cylinder (6) is connected by power.