CN217372811U

CN217372811U - Reinforced concrete prefabricated cover plate demoulding device

Info

Publication number: CN217372811U
Application number: CN202221023284.2U
Authority: CN
Inventors: 张博轩; 马义阳; 张奎; 黄红伟; 陈跃中
Original assignee: China Railway No 3 Engineering Group Co Ltd; Second Engineering Co Ltd of China Railway No 3 Engineering Group Co Ltd
Current assignee: China Railway No 3 Engineering Group Co Ltd; Second Engineering Co Ltd of China Railway No 3 Engineering Group Co Ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-09-06
Anticipated expiration: 2032-04-29

Abstract

The utility model discloses a prefabricated apron shedder of reinforced concrete, including mould seat, stand and crossbeam, the stand top is located to the crossbeam, is equipped with translation mechanism and elevating system on the crossbeam, the elevating system bottom be equipped with the tilting mechanism of mould seat adaptation, fixed mounting has a plurality of to be used for the prefabricated apron of reinforced concrete to pour the mould of shaping usefulness on the mould seat, the mould bottom is equipped with demoulding mechanism, demoulding mechanism below is equipped with ejection mechanism, ejection mechanism passes through elastic component and installs in mould seat bottom, translation mechanism is last be equipped with ejection drive division of ejection mechanism adaptation. The utility model discloses a tilting mechanism makes the die cavity down after overturning the mould seat, then promotes ejection mechanism action through ejecting drive division, and ejection mechanism promotes demoulding mechanism action, and demoulding mechanism promotes the work piece and deviates from smoothly in the die cavity of mould, avoids the vibration drawing of patterns to the damage that work piece and mould caused, can not produce noise pollution simultaneously, is applicable to building construction equipment technical field.

Description

Reinforced concrete prefabricated cover plate demoulding device

Technical Field

The utility model belongs to the technical field of the construction equipment, specific theory relates to a prefabricated apron shedder of reinforced concrete.

Background

The reinforced concrete prefabricated cover plate is used for covering the top of a cable trench or a water channel, and in the prior art, after maintenance is finished and the reinforced concrete prefabricated cover plate is conveyed out of a kiln, a workpiece needs to be demoulded. In the prior art, a frequently-used method is to demold through a vibration demolding mechanism, specifically, a mold is placed upside down, a mold cavity faces downwards, a mold seat is repeatedly lifted through a lifting cylinder, the mold seat falls onto a supporting seat under the action of gravity, and a workpiece is separated from the mold cavity through repeated vibration between the mold seat and the supporting seat, falls onto a conveying belt and is conveyed to a next packaging process, even the workpiece cannot be separated from the mold cavity due to demolding difficulty. In the violent demoulding mode through the vibrating demoulding mechanism, concrete blocks at the edge of a workpiece often fall off, so that the mould and the workpiece are damaged, and the production environment is polluted by noise along with strong noise.

SUMMERY OF THE UTILITY MODEL

The utility model provides a prefabricated apron shedder of reinforced concrete for solve the drawing of patterns mode that adopts among the prior art, often take place the concrete piece of work piece edge and drop, cause the condition of work piece damage, and accompany strong noise, cause the problem of production environmental noise pollution.

In order to achieve the above object, the utility model adopts the following technical scheme:

the utility model provides a prefabricated apron shedder of reinforced concrete, includes mould seat, stand and crossbeam, the stand top is located to the crossbeam, is equipped with translation mechanism and elevating system on the crossbeam, the elevating system bottom be equipped with the tilting mechanism of mould seat adaptation, fixed mounting has a plurality of to be used for the prefabricated apron of reinforced concrete to pour the mould of shaping usefulness on the mould seat, and the mould bottom is equipped with demoulding mechanism, and demoulding mechanism below is equipped with the ejection mechanism rather than the adaptation, and ejection mechanism installs in mould seat bottom through elastic component, the last ejecting drive division with ejection mechanism adaptation that is equipped with of translation mechanism.

Further, demoulding mechanism includes a plurality of groups of drawing of patterns subassemblies, and drawing of patterns subassembly includes drawing of patterns spring, thimble and roof, and the roof inlays in the mould bottom, the one end and the roof fixed connection of thimble, the other end are equipped with the limiting plate, and drawing of patterns spring suit is in the thimble outside and lie in between mould and the limiting plate.

Furthermore, the four demolding assemblies are uniformly arranged at the bottom of the mold.

Furthermore, the top plate is of a tapered plate structure with a large top and a small bottom, the diameter of one end, close to the die cavity, of the top plate is larger than that of the other end of the top plate, and the bottom of the die is provided with a demolding hole matched with the top plate.

Furthermore, the ejection mechanism comprises an ejection seat, a plurality of ejection rods are fixedly arranged at the top end of the ejection seat, one end of each ejection rod is fixedly connected with the ejection seat, and the other end of each ejection rod is abutted against the demolding mechanism or arranged at intervals.

Furthermore, the elastic component comprises a telescopic rod and an ejection spring, two ends of the telescopic rod are respectively connected with the die seat and the ejection seat, the ejection spring is sleeved outside the telescopic rod, and two ends of the ejection spring are abutted against the ejection seat and the die seat.

Furthermore, the ejection driving part comprises an ejection cylinder, and the fixed end of the ejection cylinder is fixedly connected with the cross beam.

Furthermore, an annular groove matched with the movable end of the ejection cylinder is formed in the bottom end of the ejection base.

Further, mould tilting mechanism includes upset motor and upset support, and the upset motor passes through the reduction gear and links to each other with the upset support, and fixed mounting has a plurality of upset pole on the upset support.

Furthermore, a plurality of jacks matched with the overturning rod are formed in the side walls at the two ends of the die seat.

The utility model discloses owing to adopted foretell structure, it compares with prior art, and the technical progress who gains lies in: the die cavity is downward after the die seat is turned by the turning mechanism, the ejection driving part pushes the ejection mechanism to act, the ejection mechanism pushes the demolding mechanism to act, the demolding mechanism pushes the workpiece to smoothly release from the die cavity of the die, the workpiece and the die are prevented from being damaged by vibration demolding, repeated vibration demolding is not needed, and the workpiece can be released at one time; meanwhile, the method does not produce noise pollution and is suitable for the technical field of building construction equipment.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

FIG. 1 is a cross-sectional view of the connection of a mold and a demolding mechanism in an embodiment of the present invention;

FIG. 2 is a perspective view of the connection between the mold and the demolding mechanism in the embodiment of the present invention;

FIG. 3 is a schematic view of the front structure of the mold base in the embodiment of the present invention;

fig. 4 is a schematic view of the back structure of the mold base in the embodiment of the present invention;

fig. 5 is a schematic structural view of an ejection mechanism in an embodiment of the present invention;

FIG. 6 is a schematic diagram of a prior art vibratory knockout apparatus;

FIG. 7 is an enlarged view of a portion of FIG. 6 at A;

FIG. 8 is a schematic structural view of the connection of the cross beam, the upright post, the translation mechanism and the turnover mechanism in the embodiment of the present invention;

fig. 9 is a partial enlarged view of fig. 8 at B.

Labeling components: 13-mould seat, 14-travelling mechanism, 15-mould, 150-top plate, 151-thimble, 152-demoulding spring, 153-limit plate, 16-ejection mechanism, 160-ejection seat, 161-ejection rod, 162-elastic component, 163-annular groove, 30-conveyor belt, 31-upright column, 32-cross beam, 33-lifting mechanism, 34-translation mechanism, 36-vibration demoulding mechanism, 361-support seat, 362-lifting cylinder, 37-ejection cylinder, 38-turnover mechanism, 381-turnover rod and 382-turnover motor.

Detailed Description

The preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are for purposes of illustration and explanation only and are not intended to limit the invention.

The utility model discloses a prefabricated apron shedder of reinforced concrete, as shown in fig. 1-3, including mould seat 13, stand 31 and crossbeam 32, stand 31 top is located to crossbeam 32, is equipped with translation mechanism 34 and elevating system 33 on the crossbeam 32, elevating system 33 bottom is equipped with the tilting mechanism 38 with mould seat 13 adaptation, and fixed mounting has a plurality of to be used for the prefabricated apron of reinforced concrete to pour the mould 15 of shaping usefulness on the mould seat 13, and mould 15 bottom is equipped with demoulding mechanism, and demoulding mechanism below is equipped with ejection mechanism 16 rather than the adaptation, and ejection mechanism 16 installs in mould seat 13 bottom through elastic component 162, is equipped with the ejecting drive division with the 16 adaptations of ejection mechanism on the translation mechanism 34. The walking frame and the walking mechanism 14 are arranged below the cross beam 32, and the conveyor belt 30 is arranged above the walking mechanism 14.

The beneficial effects of the utility model reside in that: the turnover mechanism 38 is moved to the position of the mold base 13 on the walking frame through the cooperation of the translation mechanism 34 and the lifting mechanism 33, and the mold base 13, the mold 15 and the workpiece are moved together above the conveyor belt 30 to prepare for demolding the workpiece. The mold base 13 is turned over by the turning mechanism 38 to make the mold cavity face downward, the ejection driving part pushes the ejection mechanism 16 to move, the ejection mechanism 16 pushes the demolding mechanism to move, and the demolding mechanism pushes the workpiece to smoothly release from the mold cavity of the mold 15, so that the workpiece falls onto the conveyor belt 30 and is conveyed to the next packaging process. In the prior art, a vibration demolding mechanism is adopted for demolding, as shown in fig. 6-7, four groups of supporting seats 361 and lifting cylinders 362 are arranged on two sides of a conveyor belt 30, a mold base 13 is repeatedly lifted by the lifting cylinders 362, the mold base 13 falls onto the supporting seats 361 under the action of gravity, and a workpiece is removed from a mold cavity through repeated vibration between the mold base 13 and the supporting seats 361, so that concrete blocks at the edge of the workpiece often fall off in a violent demolding mode through the vibration demolding mechanism 36, the mold 15 and the workpiece are damaged, and the production environment is polluted by noise accompanied by strong noise. And the utility model provides a shedder of ejecting drawing of patterns has avoided the damage that the vibration drawing of patterns caused work piece and mould 15, can not produce noise pollution simultaneously. The vibration demoulding that need not relapse has accomplished that the work piece once only deviates from, can not have the condition of drawing of patterns difficulty, can not have more because of the work piece can't deviate from, stops in the die cavity, flows to next process, influences the condition of production.

As a preferred embodiment of the present invention, as shown in fig. 1-2, the demolding mechanism includes a plurality of sets of demolding assemblies, each demolding assembly includes a demolding spring 152, a thimble 151 and a top plate 150, the top plate 150 is embedded in the bottom of the mold 15, one end of the thimble 151 is fixedly connected with the top plate 150, the other end of the thimble is provided with a limiting plate 153, and the demolding spring 152 is sleeved outside the thimble 151 and is located between the mold 15 and the limiting plate 153.

Specifically, the four demolding assemblies are uniformly arranged at the bottom of the mold 15. When the limiting plate 153 is acted by the ejecting mechanism 16, the releasing spring 152 is compressed, and meanwhile, the ejector pin 151 pushes the top plate 150 to move downwards, the top plate 150 pushes the workpiece downwards to be ejected from the mold cavity and fall onto the conveyor belt 30 below, after the ejecting action is completed, the ejecting mechanism 16 is reset, and the top plate 150 is reset under the action of the releasing spring 152.

As a preferred embodiment of the present invention, as shown in fig. 1, the top plate 150 is a tapered plate structure with a large top and a small bottom, the diameter of the end of the top plate 150 close to the mold cavity is larger than the diameter of the other end, and the bottom of the mold 15 is provided with a mold releasing hole adapted to the top plate 150. The top plate 150 is a conical plate structure with a large upper part and a small lower part, the bottom of the die 15 is provided with a demoulding hole matched with the top plate, and the structural shape structure of the top plate 150 and the demoulding hole enables the top plate 150 and the bottom of the die 15 to be in close fit on one hand under the action of the demoulding spring 152 so as to prevent slurry leakage; on the other hand, the ejection action is ensured to move in a single direction, and the ejection mechanism is reset in time.

As a preferred embodiment of the present invention, as shown in fig. 5, the ejection mechanism 16 includes an ejection seat 160, a plurality of ejection rods 161 are fixedly disposed on the top of the ejection seat 160, one end of each ejection rod 161 is fixedly connected to the ejection seat 160, and the other end of each ejection rod 161 is abutted to the demolding mechanism or disposed at an interval. The positions of the ejector rods 161 correspond one-to-one to the positions of the ejector pins 151 and the stopper plate 153 of the ejector mechanism. The elastic component 162 comprises an expansion link and an ejection spring, two ends of the expansion link are respectively connected with the mold base 13 and the ejection base 160, the ejection spring is sleeved outside the expansion link, and two ends of the ejection spring are abutted against the ejection base 160 and the mold base 13. The ejection driving part comprises an ejection cylinder 37, and the fixed end of the ejection cylinder 37 is fixedly connected with the cross beam 32. By arranging the telescopic rod ejection spring, on one hand, the position between the ejection seat 160 and the demoulding mechanism is relatively stable, and the ejection seat 160 is prevented from pressing the demoulding mechanism under the action of gravity after the mould seat 13 is turned over, so that the demoulding action is not controlled; on the other hand, after the demolding action is completed, the ejector seat 160 and the ejector rod 161 are ensured to be reset in time.

As a preferred embodiment of the present invention, as shown in fig. 4, the bottom end of the ejecting seat 160 is provided with an annular groove 163 adapted to the movable end of the ejecting cylinder 37. By arranging the annular groove 163, the movable end of the ejection cylinder 37 can be limited, and the ejection cylinder 37 and the ejection seat 160 are ensured to be deviated and dislocated in the ejection process.

As a preferred embodiment of the present invention, as shown in fig. 8-9, the turnover mechanism 38 of the mold 15 includes a turnover motor 382 and a turnover support, the turnover motor 382 is connected to the turnover support through a speed reducer, and a plurality of turnover rods 381 are fixedly mounted on the turnover support. And a plurality of jacks matched with the overturning rod are formed in the side walls at the two ends of the die seat 13. The position of the turnover mechanism 38 can be adjusted by the translation mechanism 34 and the lifting mechanism 33, and the turnover rod 381 is controlled to move in and out of the turnover hole of the mold base 13, so that the movement and turnover of the mold base 13 are realized.

To sum up, the utility model discloses a tilting mechanism 38 makes the die cavity down after overturning mould seat 13, then promotes ejection mechanism 16 through ejecting drive division and moves, and ejection mechanism 16 promotes demoulding mechanism and moves, and demoulding mechanism promotes the work piece and deviates from smoothly in the die cavity of mould 15, avoids the vibration drawing of patterns to the damage that work piece and mould 15 caused, does not need the vibration drawing of patterns repeatedly, has accomplished that the work piece once only deviates from, can not produce noise pollution simultaneously, is applicable to building construction equipment technical field.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the protection of the claims of the present invention.

Claims

1. The utility model provides a prefabricated apron shedder of reinforced concrete, includes mould seat, stand and crossbeam, the stand top is located to the crossbeam, is equipped with translation mechanism and elevating system on the crossbeam, its characterized in that: the bottom of the lifting mechanism is provided with a turnover mechanism matched with the mold base, the mold base is fixedly provided with a plurality of molds used for pouring and molding the reinforced concrete prefabricated cover plate, the bottom of the mold is provided with a demolding mechanism, an ejection mechanism matched with the demolding mechanism is arranged below the demolding mechanism, the ejection mechanism is arranged at the bottom of the mold base through an elastic assembly, and the translation mechanism is provided with an ejection driving part matched with the ejection mechanism.

2. The reinforced concrete prefabricated cover plate demoulding device as claimed in claim 1, wherein: demoulding mechanism includes a plurality of groups drawing of patterns subassemblies, and drawing of patterns subassembly includes drawing of patterns spring, thimble and roof, and the roof inlays in the mould bottom, the one end and the roof fixed connection of thimble, and the other end is equipped with the limiting plate, and drawing of patterns spring suit is in the thimble outside and lie in between mould and the limiting plate.

3. The reinforced concrete prefabricated cover plate demoulding device as claimed in claim 2, wherein: the demolding assemblies are four groups, and the four groups of demolding assemblies are uniformly arranged at the bottom of the mold.

4. The reinforced concrete prefabricated cover plate demoulding device as claimed in claim 2, wherein: the top plate is of a conical plate structure with a large top and a small bottom, the diameter of one end, close to the die cavity, of the top plate is larger than that of the other end of the top plate, and the bottom of the die is provided with a demolding hole matched with the top plate.

5. The reinforced concrete prefabricated cover plate demoulding device as claimed in claim 1, wherein: the ejection mechanism comprises an ejection seat, a plurality of ejection rods are fixedly arranged at the top end of the ejection seat, one end of each ejection rod is fixedly connected with the ejection seat, and the other end of each ejection rod is abutted to the demolding mechanism or arranged at intervals.

6. The reinforced concrete prefabricated cover plate demoulding device as claimed in claim 5, wherein: the elastic component comprises a telescopic rod and an ejection spring, two ends of the telescopic rod are respectively connected with the die seat and the ejection seat, the ejection spring is sleeved on the outer side of the telescopic rod, and two ends of the ejection spring are abutted against the ejection seat and the die seat.

7. The reinforced concrete prefabricated cover plate demoulding device as claimed in claim 6, wherein: the ejection driving part comprises an ejection cylinder, and the fixed end of the ejection cylinder is fixedly connected with the cross beam.

8. The reinforced concrete prefabricated cover plate demoulding device as claimed in claim 7, wherein: and the bottom end of the ejection seat is provided with an annular groove matched with the movable end of the ejection cylinder.

9. The reinforced concrete prefabricated cover plate demoulding device as claimed in claim 1, wherein: the die turnover mechanism comprises a turnover motor and a turnover support, the turnover motor is connected with the turnover support through a speed reducer, and a plurality of turnover rods are fixedly mounted on the turnover support.

10. The reinforced concrete prefabricated cover plate demoulding device as claimed in claim 9, wherein: and a plurality of jacks matched with the overturning rod are formed in the side walls at the two ends of the die base.