CN216612900U

CN216612900U - Cover die centering and positioning device

Info

Publication number: CN216612900U
Application number: CN202123168448.9U
Authority: CN
Inventors: 安雄飞; 王金忠; 马进元
Original assignee: Jianhua Construction Materials China Co Ltd
Current assignee: Jianhua Construction Materials China Co Ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-05-27
Anticipated expiration: 2031-12-16

Abstract

The utility model provides a cover die centering and positioning device which comprises conveying equipment and a positioning and centering device, wherein the conveying equipment is used for conveying a cover die to the positioning and centering device, the positioning and centering device comprises a lifting assembly and an adjusting assembly, and the adjusting assembly comprises a lifting platform, a cover die placing seat and a pulling claw; a lifting assembly is arranged at the bottom of the lifting platform; the cover die placing seat is arranged on the lifting platform in a sliding mode and used for supporting the cover die in the cover die lifting process; the lifting platform is provided with a pair of movable pulling claws, the two pulling claws are connected through a synchronizing device, and the two pulling claws synchronously move towards or away from each other through a driving device and are used for positioning the center of the cover die. The cover die is subjected to posture correction before the mold closing equipment is grabbed, so that the cover die is axially aligned with the mold closing equipment and is kept within a reasonable error range, and the automatic operation success rate of the mold closing equipment is ensured.

Description

Cover die centering and positioning device

Technical Field

The utility model relates to the field of tubular pile die production equipment, in particular to a cover die centering and positioning device.

Background

The prestressed pipe pile is mainly used for low bearing platform pile foundations of industrial and civil buildings, is widely used for engineering foundations of railways, roads, bridges, municipal administration, large-scale equipment and the like, and has the advantages of high strength, strong bearing capacity and strong adaptability to geological structures; the general method for manufacturing the reinforced concrete prestressed pipe pile comprises the following steps: and (3) placing the reinforcement cage into a mould, pouring concrete into the mould, and then carrying out centrifugal molding.

The existing mould is divided into a cover mould and a bottom mould, and before a tubular pile finished product in an inner cavity of the mould is taken out, the cover mould needs to be lifted away from the bottom mould and stacked on a transfer chain machine. The finished pipe pile is lifted off the bottom die by the equipment and is independently stacked. And the cover die is conveyed to a subsequent station by the chain conveyor, and then is grabbed by the die assembly equipment and is folded with the bottom die. Before snatching, the cover mould gesture is irregular, and the main performance is that the cover mould axis is certain angular deviation with theoretical axis, and the success rate that leads to compound die equipment to snatch is not high, needs the supplementary anchor clamps that promote the cover mould equipment of workman, and the operative hand cooperates the anchor clamps simultaneously and descends just, and the equipment can't realize automatic function.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides the cover mold centering and positioning device, the cover mold is corrected in posture before the mold closing equipment is grabbed through the positioning and centering device arranged at the tail end of the cover mold chain machine, so that the cover mold is axially aligned with the mold closing equipment and is kept in a reasonable error range, the automatic operation success rate of the mold closing equipment is ensured, and meanwhile, the auxiliary grabbing of the cover mold by workers is omitted.

The present invention achieves the above-described object by the following technical means.

The cover die centering and positioning device comprises conveying equipment and a positioning and centering device, wherein the conveying equipment is used for conveying a cover die to the positioning and centering device, the positioning and centering device comprises a lifting assembly and an adjusting assembly, and the adjusting assembly comprises a lifting platform, a cover die placing seat and a pulling claw;

the bottom of the lifting platform is provided with a lifting assembly, and the cover die is separated from the conveying equipment by lifting the cover die; the cover die placing seat is arranged on the lifting platform in a sliding mode and used for supporting the cover die in the cover die lifting process; the lifting platform is provided with a pair of movable pulling claws, the two pulling claws are connected through a synchronizing device, and the two pulling claws synchronously move towards or away from each other through a driving device and are used for positioning the center of the cover die.

Further, a plurality of the positioning and centering devices are arranged in a conveying device in a collinear mode.

Further, the lifting assembly comprises a frame, a guide device and a first actuating mechanism; the lifting platform is installed on the rack through a guide device, the first execution mechanism is installed on the rack, and a stretching rod of the first execution mechanism is connected with the lifting platform.

Furthermore, guide rails are respectively installed on two sides of the upper portion of the lifting platform, a sliding block is installed on each guide rail in a sliding pair mode, and a cover die placing seat is installed on each sliding block.

Further, still include resetting means, resetting means includes elastic component and fixing base, the fixing base is installed on lift platform, the cover mould shelves the seat and is connected with elastic component one end, the elastic component other end is installed on the fixing base.

Furthermore, a rack is arranged on each pull claw, a synchronous gear is arranged between the racks of the pair of movable pull claws, and each pull claw is connected with a driving device respectively.

Furthermore, the pair of pulling claws is in a splayed shape.

And the control system controls the positioning and centering devices to synchronously adjust the cover die.

The utility model has the beneficial effects that:

1. according to the cover mold centering and positioning device, the positioning and centering device is arranged at the tail end of the cover mold chain machine, the cover mold is subjected to posture correction before the mold closing equipment is grabbed, so that the cover mold is axially aligned with the mold closing equipment and is kept within a reasonable error range, and the automatic operation success rate of the mold closing equipment is ensured.

2. According to the cover die centering and positioning device, the plurality of positioning and centering devices are arranged in a collinear manner, so that a datum line is provided for positioning the cover die, and the plurality of positioning and centering devices are synchronously adjusted to correct the posture of the cover die.

3. According to the cover mold centering and positioning device, the lifting platform is provided with the pair of movable pulling claws, the two pulling claws are connected through the synchronizing device, the two pulling claws synchronously move towards or away from each other through the driving device, so that the cover mold centering and positioning can be realized, and in addition, the pair of pulling claws are in the shape of a Chinese character 'ba', so that the cover mold centering and positioning can be more accurately realized.

4. According to the cover mold centering and positioning device, the cover mold placing seat is reset through the resetting device, and preparation is made for next correction.

5. The cover mold centering and positioning device can avoid the problem that the cover mold axis and the theoretical axis have certain angle deviation to cause the grabbing success rate of the mold closing equipment, and the work of auxiliary personnel needs to be additionally increased, so that the labor cost can be saved, and the automatic lifting of the cover mold is realized.

Drawings

Fig. 1 is a layout view of a cover mold centering and positioning device according to the present invention.

Fig. 2 is a front view of the positioning device arrangement of the cover mold centering device of the present invention.

FIG. 3 is a front view of the positioning and centering device of the present invention.

FIG. 4 is a top view of the positioning and centering device of the present invention.

FIG. 5 is a three-dimensional view of the positioning and centering device of the present invention.

Fig. 6 is a sectional view a-a of fig. 4.

Fig. 7 is a sectional view B-B of fig. 4.

In the figure:

1-covering the mould; 2-a chain machine; 3-cover mould centering equipment; 3-1-a base; 3-2-a frame; 3-3-guide bar; 3-4-guide sleeve; 3-5-a platform lifting cylinder; 3-6-lifting platform; 3-7-guide rail; 3-8-sliding block; 3-9-cover mould placing seat; 3-10-spring; 3-11-centering pulling claw; 3-12-a fixed seat; 3-13-moving the cylinder to the left of the centering pulling claw; 3-14-moving the cylinder to the right of the centering pulling claw; 3-15-rack; 3-16-synchronous gears.

Detailed Description

The utility model will be further described with reference to the following figures and specific examples, but the scope of the utility model is not limited thereto.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "axial," "radial," "vertical," "horizontal," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1 and 2, the cover mold centering and positioning device of the present invention includes a conveying device and a positioning and centering device 3, wherein the conveying device is a conveyor arranged side by side for conveying the cover mold 1 to the positioning and centering device 3. The conveyor may be a chain conveyor 2. And 1 positioning and centering device 3 is arranged beside each chain machine 2. The plurality of positioning and centering devices 3 are arranged in the conveying equipment in a collinear manner, and the center of the plurality of positioning and centering devices 3 is understood to be positioned on a straight line, and a connecting line of the centers of the plurality of positioning and centering devices 3 is used as a positioning reference.

As shown in fig. 3 and 4, the positioning and centering device 3 comprises a lifting assembly and an adjusting assembly, wherein the lifting assembly comprises a base 3-1, a frame 3-2, a guide rod 3-3, a guide sleeve 3-4 and a platform lifting cylinder 3-5; the guide rod 3-3 is arranged on the lifting platform 3-6, the frame 3-2 is arranged on the base 3-1, the guide sleeve 3-4 is arranged on the frame 3-2, the guide rod 3-3 is arranged in the guide sleeve 3-4 in a sliding pair mode, and the guide rod 3-3 can move up and down in the guide sleeve 3-4. The platform lifting cylinder 3-5 is arranged on the frame 3-2, a stretching rod of the platform lifting cylinder 3-5 is connected with the lifting platform 3-6, and the lifting platform 3-6 is lifted or lowered through the platform lifting cylinder 3-5, so that the cover die 1 can be lifted, and the cover die 1 is separated from the chain machine 2.

The adjusting component comprises a lifting platform 3-6, a cover die placing seat 3-9 and a pulling claw 3-11; guide rails 3-7 are respectively arranged on two sides of the upper part of the lifting platform 3-6, a sliding block 3-8 is arranged on each guide rail 3-7 in a sliding manner, a cover mold placing seat 3-9 is arranged on each sliding block 3-8, and the cover mold placing seat 3-9 is used for supporting the cover mold 1 in the lifting process of the cover mold 1; as shown in fig. 5, 6 and 7, a pair of movable pulling claws 3-11 is arranged on the lifting platform 3-6, the pair of movable pulling claws 3-11 is defined as a left pulling claw 3-11 and a right pulling claw 3-11, the left pulling claw 3-11 is connected with a centering pulling claw left-moving cylinder 3-13, the right pulling claw 3-11 is connected with a centering pulling claw right-moving cylinder 3-14, a rack 3-15 is arranged on each of the left pulling claw 3-11 and the right pulling claw 3-11, a synchronous gear 3-16 is arranged between the rack 3-15 of the left pulling claw 3-11 and the rack 3-15 of the right pulling claw 3-11, the two pulling claws 3-11 synchronously move towards or away from each other through the middle pulling claw right-moving cylinder 3-14 and the middle pulling claw left-moving cylinder 3-13, for centering the cover mould 1. The left pulling claw 3-11 and the right pulling claw 3-11 are in a splayed shape, so that the cover die 1 is convenient to center.

As shown in fig. 5, the device further comprises a resetting device, the resetting device comprises springs 3-10 and fixed seats 3-12, the fixed seats 3-12 are mounted on the lifting platform 3-6, the cover die placing seats 3-9 are connected with one ends of the springs 3-10, the other ends of the springs 3-10 are mounted on the fixed seats 3-12, the cover die 1 is separated from the cover die placing seats 3-9 to be supported through descending of the lifting platform 3-6, and the cover die placing seats 3-9 are pulled back to the initial position through the springs 3-10.

The mould further comprises a control system, and the control system controls the plurality of positioning and centering devices 3 to synchronously adjust the cover mould 1.

The working process is as follows:

the cover die 1 is conveyed to the position above the positioning and centering device 3 through the chain machine 2, and the platform lifting air cylinder 3-5 drives the lifting platform 3-6 to ascend until the cover die placing seat 3-9 jacks up the cover die 1 to be separated from the chain machine 2. The centering drawing claw left-moving cylinder 3-13 and the centering drawing claw right-moving cylinder 3-14 drive the two drawing claws 3-11 to respectively support the inner cavity of the cover mould 1 towards the outer side, and the cover mould 1 is supported on the movable cover mould placing seat 3-9, so that the two drawing claws 3-11 close to each other move back to the back and simultaneously drive the cover mould placing seat 3-9 to move. When the centering drawing claw left moving cylinder 3-13 and the centering drawing claw right moving cylinder 3-14 run in place, the central axis of the cover die 1 is aligned with the central axis of the cover die centering and positioning device 3. The platform lifting cylinder 3-5, the centering drawing claw left moving cylinder 3-13 and the centering drawing claw right moving cylinder 3-14 retract simultaneously to drive the lifting platform 3-6 and the centering drawing claw 3-11 to retract simultaneously, and at the moment, the cover mold placing seat 3-9 resets under the action of the pulling force of the spring 3-10. The cover mould 1 is then dropped onto the chain machine 2 in an aligned position. Therefore, the cover die 1 is subjected to posture correction before the mold closing equipment is grabbed, so that the cover die 1 is axially aligned with the mold closing equipment and is kept within a reasonable error range, and the automatic operation success rate of the mold closing equipment is ensured.

It should be understood that although the specification has been described in terms of various embodiments, not every embodiment includes every single embodiment, and such description is for clarity purposes only, and it will be appreciated by those skilled in the art that the specification as a whole can be combined as appropriate to form additional embodiments as will be apparent to those skilled in the art.

The above-listed detailed description is only a specific description of possible embodiments of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.

Claims

1. The cover die centering and positioning device is characterized by comprising conveying equipment and a positioning and centering device (3), wherein the conveying equipment is used for conveying a cover die (1) to the positioning and centering device (3), the positioning and centering device (3) comprises a lifting assembly and an adjusting assembly, and the adjusting assembly comprises a lifting platform (3-6), a cover die placing seat (3-9) and a pulling claw (3-11);

the bottom of the lifting platform (3-6) is provided with a lifting assembly, and the cover die (1) is separated from the conveying equipment by lifting the cover die (1); the cover die placing seat (3-9) is arranged on the lifting platform (3-6) in a sliding mode, and the cover die placing seat (3-9) is used for supporting the cover die (1) in the lifting process of the cover die (1); the lifting platform (3-6) is provided with a pair of movable pulling claws (3-11), the two pulling claws (3-11) are connected through a synchronizing device, and the two pulling claws (3-11) synchronously move in the opposite direction or in the back direction through a driving device and are used for positioning the center of the cover die (1).

2. The cover mold centering and positioning device according to claim 1, characterized in that several of said positioning and centering devices (3) are arranged in line in a conveying apparatus.

3. The cover mold centering and positioning device according to claim 1, wherein said lifting assembly comprises a frame (3-2), a guide device and a first actuator; the lifting platform (3-6) is installed on the rack (3-2) through a guide device, the first execution mechanism is installed on the rack (3-2), and a stretching rod of the first execution mechanism is connected with the lifting platform (3-6).

4. The cover die centering and positioning device according to claim 1, characterized in that guide rails (3-7) are respectively installed on two sides of the upper part of the lifting platform (3-6), a sliding block (3-8) is installed on each guide rail (3-7) in a sliding manner, and a cover die placing seat (3-9) is installed on each sliding block (3-8).

5. The cover die centering and positioning device according to claim 4, further comprising a reset device, wherein the reset device comprises an elastic member and a fixed seat (3-12), the fixed seat (3-12) is installed on the lifting platform (3-6), the cover die placing seat (3-9) is connected with one end of the elastic member, and the other end of the elastic member is installed on the fixed seat (3-12).

6. The cover die centering and positioning device according to claim 1, characterized in that the pulling claws (3-11) are provided with racks (3-15), a synchronizing gear (3-16) is arranged between the racks (3-15) of a pair of movable pulling claws (3-11), and each pulling claw (3-11) is respectively connected with a driving device.

7. Cover die centering and positioning device according to claim 1, characterized in that a pair of said drawing claws (3-11) is in the shape of a figure of eight.

8. The cover mould centering and positioning device according to any one of claims 1 to 7, further comprising a control system which controls a plurality of said positioning and centering devices (3) to synchronously adjust the cover mould (1).