CN218931496U - Walking cart positioning structure and stacker - Google Patents

Abstract

The utility model relates to the technical field of concrete prefabricated part production equipment, in particular to a travelling cart positioning structure and a stacker. The walking cart location structure includes: the telescopic part is suitable for being fixedly arranged on the walking cart and is provided with a positioning piece; the support part is fixedly arranged on the walking cart; the elastic piece is arranged between the positioning piece and the supporting part; the positioning parts are arranged at intervals along the moving direction of the travelling cart, and each positioning part is provided with a guide groove. According to the utility model, the elastic piece is arranged between the positioning piece and the supporting part, the plurality of positioning parts are arranged in the moving direction of the travelling cart, the travelling cart moves to the preset position when in stop, the positioning piece stretches out and is matched with the guide groove, the elastic piece ensures that the positioning piece can work safely, the positioning piece can accurately correct the position of the travelling cart, the travelling cart can accurately stop at each station, and the problem of inaccurate stacking caused by large stop error of the travelling cart of the stacker in the prior art is effectively solved.

Description

Walking cart positioning structure and stacker

Technical Field

The utility model relates to the technical field of concrete prefabricated part production equipment, in particular to a travelling cart positioning structure and a stacker.

Background

In the concrete prefabricated part production line, the stacker is used for hoisting and stacking the prefabricated parts, and the traveling cart of the stacker can move in a large span.

At present, the walking cart of current stacker generally controls the position of stopping through the drive part of self, and when the position in storehouse in the production line is more, the walking cart needs frequent position of stopping in different positions in storehouse, because the position of walking cart self stops there is certain deviation, frequent position of stopping leads to the deviation accumulation and then makes the position error too big, therefore the walking cart of current stacker still has the position error to lead to stacking inaccurately problem greatly.

Disclosure of Invention

Therefore, the utility model aims to solve the technical problem that the stacking is inaccurate due to large parking error of the travelling cart of the stacker in the prior art, and further provides the travelling cart positioning structure and the stacker.

In order to solve the above problems, the present utility model provides a positioning structure of a traveling cart, comprising: the telescopic part is suitable for being fixedly arranged on the walking cart and provided with a positioning piece, and the telescopic part is provided with an extending state for enabling the positioning piece to move downwards and a retracting state for enabling the positioning piece to move upwards; the support part is fixedly arranged on the walking cart; the elastic piece is arranged between the positioning piece and the supporting part; the positioning parts are arranged at intervals along the moving direction of the travelling cart, and each positioning part is provided with a guide groove; when the positioning piece is in a positioning state, the elastic piece is in a compression state or a stretching state, and the positioning piece is matched with the guide groove to position the walking cart.

Optionally, the detecting part comprises a sensing piece and a sensing plate, one of the sensing piece and the sensing plate is arranged on the positioning piece, the other one of the sensing piece and the sensing plate is arranged on the walking cart, and the sensing piece is matched with the sensing plate so as to sense that the positioning piece reaches a preset position.

Optionally, the telescopic part comprises a driving part, the positioning piece is fixedly connected with the driving end of the driving part, and the driving part drives the positioning piece to stretch out or retract back.

Optionally, the elastic member is sleeved on the positioning member, a limiting member is arranged at one end of the positioning member, which is close to the driving part, and the elastic member is positioned between the lower end surface of the limiting member and the upper end surface of the supporting part.

Optionally, the limiting member is a limiting ring fixed on the positioning member.

Optionally, one end of the positioning piece matched with the positioning part is provided with a roller, and the positioning piece is matched with the side wall of the guide groove through the roller.

Optionally, the locating part includes the bottom plate and sets up two locating plates on the bottom plate relatively, and two locating plates set up and the inclination is opposite for the bottom plate upward slope, and two locating plates and bottom plate enclose into the guide way.

Optionally, the supporting portion has a guiding hole for the positioning piece to pass through, and the positioning piece can pass through the supporting portion and cooperate with the corresponding positioning portion.

Optionally, the driving part is a driving cylinder.

The present utility model also provides a stacker comprising: the walking cart positioning structure.

The utility model has the following advantages:

1. set up the elastic component between setting element and supporting part, set up a plurality of location portions at the direction of movement of walking cart, the walking cart moves to the preset position earlier when stopping, the setting element stretches out and cooperates with the guide way, the elastic component ensures that the setting element can safe work, the setting element is accurate to correct the position of walking cart for the walking cart can accurately stop at each station, has effectively solved among the prior art the walking cart of stacker and has stopped the position error and lead to stacking inaccurately problem greatly.

2. The detection part comprises a sensing piece and a sensing plate, the sensing piece is matched with the sensing plate to sense that the positioning piece reaches a preset position, and the positioning piece can reliably complete the positioning process through a simple structure.

3. The elastic piece is sleeved on the positioning piece, the elastic piece is compressed when the positioning piece stretches out, the elastic piece can enable the positioning piece to retract automatically when the driving part is damaged, the positioning piece is prevented from stretching out automatically under the action of gravity, absolute safety during working is guaranteed, and potential safety hazards are eliminated.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 shows a schematic view of the set position of a positioning structure of a traveling cart in accordance with an embodiment of the present utility model;

FIG. 2 shows a schematic structural view of the positioning structure of the traveling carriage of FIG. 1;

fig. 3 shows an enlarged schematic view of the walking cart positioning structure of fig. 2 at a.

Reference numerals illustrate:

11. a driving section; 12. a positioning piece; 13. a limiting piece; 14. a roller; 15. a fixing seat; 20. a support part; 21. a limiting block; 30. an elastic member; 40. a positioning part; 41. a guide groove; 51. an induction member; 52. an induction plate; 60. a walking cart; 61. a die table; 62. a walking trolley; 63. a frame.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

As shown in fig. 1 to 3, the traveling cart positioning structure of the present embodiment includes: the telescopic part, the supporting part 20, the elastic piece 30 and the positioning parts 40 are suitable for being fixedly arranged on the walking cart 60 and provided with the positioning piece 12, and the telescopic part is provided with an extending state for enabling the positioning piece 12 to move downwards and a retracting state for enabling the positioning piece 12 to move upwards; the support part 20 is fixedly arranged on the traveling cart 60; the elastic member 30 is disposed between the positioning member 12 and the supporting portion 20; the positioning parts 40 are arranged at intervals along the moving direction of the travelling cart 60, and each positioning part 40 is provided with a guide groove 41; when the positioning member 12 is in the positioning state, the elastic member 30 is in the compressed state or the stretched state, and the positioning member 12 is matched with the guiding groove 41 to position the walking cart 60.

By using the travelling cart positioning structure of the embodiment, the elastic piece 30 is arranged between the positioning piece 12 and the supporting part 20, the plurality of positioning parts 40 are arranged in the moving direction of the travelling cart 60, the travelling cart 60 moves to the preset position during parking, the positioning piece 12 stretches out and is matched with the guide groove 41, the elastic piece 30 ensures that the positioning piece 12 can work safely, the positioning piece 12 accurately corrects the position of the travelling cart 60, the travelling cart 60 can accurately stop at each station, and the problem that stacking is inaccurate due to the large parking error of the travelling cart of the stacking machine in the prior art is effectively solved.

In this embodiment, the device further includes a detecting portion, the detecting portion includes a sensing member 51 and a sensing plate 52, one of the sensing member 51 and the sensing plate 52 is disposed on the positioning member 12, and the other is disposed on the traveling cart 60, and the sensing member 51 is matched with the sensing plate 52 to sense that the positioning member 12 reaches a predetermined position, so that the positioning member 12 can reliably complete the positioning process through a simple structure.

Specifically, the sensing member 51 is disposed on the positioning member 12, the sensing plate 52 is disposed on the traveling cart 60 on one side of the positioning member 12, the sensing plate 52 has a first sensing position and a second sensing position, when the sensing member 51 on the positioning member 12 is at the first sensing position, it indicates that the positioning member 12 has retracted to the initial position, and when the sensing member 51 on the positioning member 12 is at the second sensing position, it indicates that the positioning member 12 has fully extended and is engaged with the guide slot 41, and intelligent control of the accurate positioning process is achieved by automatically detecting different positions.

Preferably, the sensing member 51 and the sensing plate 52 are proximity switches, and the sensing plate 52 has two sensing positions up and down. It will be appreciated that the sensing member 51 and the sensing plate 52 may alternatively be position sensors or position switches.

In this embodiment, the telescopic portion includes a driving portion 11, a positioning member 12 is fixedly connected with the driving end of the driving portion 11, and the driving portion 11 drives the positioning member 12 to extend or retract, so that the structure is simple and installation is convenient.

Specifically, the driving end of the driving part 11 is fixedly connected with the positioning piece 12 through a positioning pin, the positioning piece 12 is a rod piece arranged vertically, the positioning parts 40 are arranged on one side of the moving track of the traveling cart 60, and the positioning piece 12 extends downwards and is matched with the positioning parts 40. It can be understood that the driving end of the driving portion 11 and the positioning member 12 may be connected by bolting, welding, etc., and the positioning members 40 may be disposed on a vertical plate disposed on one side of the traveling cart 60, and the positioning member 12 transversely extends to cooperate with the positioning members 40. Wherein downward refers to the "down" direction indicated by the arrow in fig. 2, and transverse refers to the "transverse" direction indicated by the arrow in fig. 1.

In this embodiment, the elastic member 30 is sleeved on the positioning member 12, the end of the positioning member 12 close to the driving portion 11 is provided with the limiting member 13, the elastic member 30 is located between the lower end surface of the limiting member 13 and the upper end surface of the supporting portion 20, the elastic member 30 is compressed when the positioning member 12 extends, and when the driving portion 11 is damaged, the elastic member 30 can enable the positioning member 12 to retract automatically, so that the positioning member 12 is prevented from extending automatically under the action of gravity, absolute safety during operation is ensured, and potential safety hazards are eliminated. It will be appreciated that, as an alternative embodiment, the limiting member 13 may also be disposed at an end of the positioning member 12 away from the driving portion 11, the elastic member 30 is located between an upper end surface of the limiting member 13 and a lower end surface of the supporting portion 20, the upper end of the elastic member 30 is fixedly connected with the lower end surface of the supporting portion 20, the lower end of the elastic member 30 is fixedly connected with the upper end surface of the limiting member 13, the elastic member 30 is stretched when the positioning member 12 stretches out, the positioning member 12 can be prevented from automatically stretching out under the action of gravity, the elastic member 30 may also be disposed on one side of the positioning member 12 alone, the upper end of the elastic member 30 is matched with the limiting member 13, and the lower end of the elastic member 30 is matched with the upper end surface of the supporting portion 20, so long as a restoring effect is formed between the positioning member 12 and the supporting portion 20.

In this embodiment, the limiting member 13 is a limiting ring fixed on the positioning member 12, and when in installation, the elastic member 30 is sleeved on the positioning member 12, and then the limiting member 13 is fixed on the positioning member 12, so that the installation can be completed, and the installation process is simple and quick.

Specifically, the stopper 13 is fixed to the outer wall of the positioning member 12 by a fixing bolt. It will be appreciated that the stop 13 may also be secured or welded to the outer wall of the positioning member 12 by a dowel pin.

In this embodiment, the roller 14 is disposed at one end of the positioning member 12 matching with the positioning portion 40, the positioning member 12 is matched with the side wall of the guiding slot 41 through the roller 14, the roller 14 is in rolling fit with the side wall of the guiding slot 41, and compared with sliding fit, the sliding fit is more reliable and durable, and meanwhile, the adjustment process is more continuous and smooth. It will be appreciated that, as an alternative embodiment, the roller 14 may not be disposed at the end of the positioning member 12 engaged with the positioning portion 40, and the effect of correcting the position may be achieved by sliding engagement between the inclined surface or the tapered surface disposed at the lower end of the positioning member 12 and the side wall of the guiding slot 41.

Specifically, the roller 14 may be a roller provided alone or a bearing, and may be in good contact with and fit with the side wall of the guide groove 41.

In this embodiment, the positioning portion 40 includes a bottom plate and two positioning plates disposed on the bottom plate in opposition, the two positioning plates are disposed obliquely upward with respect to the bottom plate and in opposite directions, the two positioning plates and the bottom plate enclose a guide slot 41, and the roller 14 rolls along the plate surface of the positioning plate to the plate surface completion position correction of the bottom plate. It will be appreciated that, as an alternative embodiment, the positioning portion 40 may be a funnel-shaped groove, a U-shaped groove or a V-shaped groove, and may be matched with the roller 14 to perform position correction.

Specifically, a certain distance is arranged between the two positioning plates, so that the roller 14 is prevented from rolling to the bottom plate completely, and meanwhile, the two positioning plates are prevented from being damaged too early by the pressure of the roller 14 continuously after the position correction is completed, and the service life of the positioning part 40 is effectively prolonged.

In this embodiment, the supporting portion 20 has a guiding hole for the positioning member 12 to pass through, the positioning member 12 can pass through the supporting portion 20 to be matched with the corresponding positioning portion 40, and the supporting portion 20 can also play a guiding role on the positioning member 12 while bearing the elastic member 30, so that the moving process of the positioning member 12 is more reliable. It will be appreciated that the support 20 may be provided without guide holes.

In the present embodiment, the driving part 11 is a driving cylinder, and the driving form is simple and reliable.

Specifically, the driving part 11 may be a driving cylinder in the form of an oil cylinder, an electric cylinder, etc., in this embodiment, the side wall of the traveling cart 60 is fixedly provided with a fixing seat 15, the fixing end of the driving cylinder is hinged on the fixing seat 15, the fixing manner is more convenient for installation, the driving cylinder can be turned up, and is also more convenient for later maintenance and repair, meanwhile, in order to prevent the positioning member 12 from swinging in the guide hole, the bottom of the supporting part 20 is also provided with a limiting block 21, the limiting block 21 can abut against the lower end of the positioning member 12, and the positioning member 12 is prevented from swinging transversely and colliding with the side wall of the guide hole. Wherein transverse refers to the "transverse" direction indicated by the arrow in fig. 1. It should be noted that, the driving cylinder is hinged to the fixing base 15 only for convenience of installation and maintenance, and the driving cylinder may be vertically fixed to the traveling cart 60.

The following describes a use manner of the positioning structure of the traveling cart in this embodiment:

the traveling carriage 60 moves to a predetermined position, and the traveling carriage positioning structure starts to work; the driving part 11 drives the positioning piece 12 to extend downwards, and the elastic piece 30 is continuously compressed at the moment; the positioning piece 12 and the guide groove 41 slide in a matched manner, and meanwhile, the traveling cart 60 is driven to move; the positioning piece 12 continuously moves downwards, the sensing piece 51 moves to a second sensing position, and the position correction is completed at the moment; the positioning member 12 continues to retract upward and the sensing member 51 moves to the first sensing position, which represents that the positioning member 12 has returned to the initial position, while the elastic member 30 returns to the initial state, at which time the traveling carriage 60 can move.

Wherein downward refers to the "lower" direction indicated by the arrow in fig. 2, and upward refers to the "upper" direction indicated by the arrow in fig. 2.

The present utility model also provides a stacker comprising: the walking cart positioning structure.

In this embodiment, the stacker further includes a traveling cart 60, a frame 63, and a traveling carriage 62, the traveling cart 60 is movably disposed on the frame 63 in the longitudinal direction, the traveling carriage 62 is movably disposed on the traveling cart 60 in the transverse direction, a lifting device is further disposed on the traveling carriage 62 to lift the mold table 61, the frame 63 is disposed on two sides of the curing kiln, movement of the mold table in two directions can be achieved by two moving carts, and the mold table can be grasped or put down on a flow station beside the curing kiln by the lifting device, all storage positions can be operated, and the stacking layer is flexible.

In this embodiment, the stacker further includes a laser positioning plate provided on one side of each of the traveling carriage 60 and the traveling carriage 62. It is understood that the laser positioning plate can be replaced by a bar code, an inductive switch and other positioning structures.

Specifically, one side of the traveling cart 60 is provided with a laser and bar code traveling stop position, and the other side of the traveling cart is provided with the stop position deviation correcting structure, so that the positions of the two sides are accurate, and the accuracy of the lifting appliance in the lifting process can be ensured.

In this embodiment, the frame 63 includes a plurality of support columns and two girders extending in a longitudinal direction, the plurality of support columns form two rows, each of the girders is connected with a row of support columns, a track guiding the movement of the traveling cart 60 is provided on the girders, and a traveling mechanism is also provided on the traveling cart 60, wherein the traveling mechanism includes wheels and a gear motor matched with the track, and the wheels are driven by the gear motor to travel on the track. The traveling mechanism on traveling carriage 62 is similar to the traveling mechanism on traveling carriage 60.

The following describes the operation of the stacker:

when the lifting device is in operation, after the large trolley stops to a fixed station, the lifting device descends to grab the die table, the lifting device is lifted to a fixed position above the die table, the lifting device is fixed through the lifting device locking mechanism, the large trolley transversely moves to a stacking station, the lifting device descends to place the die table to a proper station, and the operation is repeated.

The utility model also provides a prefabricated part production line, which comprises: the stacker described above. Automatic grabbing of PC components is achieved through the stacker, accurate stacking and storage are achieved, and a new mode is provided for PC component storage.

In this embodiment, the prefabricated component production line further includes a plurality of running water stations and a plurality of maintenance stations, and a plurality of running water stations form two rows, and a plurality of maintenance stations form maintenance areas, and two rows of running water stations set up in the both sides of maintenance area, set up one row of support post between one row of running water stations and the maintenance area, and one row of support post is equipped with to one side that another row of running water stations kept away from the maintenance kiln, and at this moment, walking cart 60 spans in the top of maintenance kiln and one row of running water stations. Specifically, the running water station is arranged on the ground, the curing kiln can be arranged on the ground, or a plurality of pits are arranged on the ground, and each pit forms a curing bin.

From the above description, it can be seen that the above-described embodiments of the present utility model achieve the following technical effects:

1. the elastic piece 30 is arranged between the positioning piece 12 and the supporting part 20, the plurality of positioning parts 40 are arranged in the moving direction of the travelling cart 60, the travelling cart 60 moves to a preset position during parking, the positioning piece 12 stretches out and is matched with the guide groove 41, the elastic piece 30 ensures that the positioning piece 12 can work safely, the positioning piece 12 accurately corrects the position of the travelling cart 60, and the travelling cart 60 can park at each station accurately.

2. The elastic piece 30 is sleeved on the positioning piece 12, the elastic piece 30 is compressed when the positioning piece 12 stretches out, and when the driving part 11 is damaged, the elastic piece 30 can enable the positioning piece 12 to retract automatically, so that the positioning piece 12 is prevented from stretching out automatically under the action of gravity, absolute safety during working is ensured, and potential safety hazards are eliminated.

3. One side of the traveling cart 60 is provided with a laser and bar code traveling stop position, and the other side of the traveling cart is provided with the stop position deviation correcting structure, so that the positions of the two sides are accurate, and the accuracy of the stacker in the hoisting process can be ensured.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.

Claims (10)

1. The utility model provides a walking cart location structure which characterized in that includes:

a telescopic part which is suitable for being fixedly arranged on a traveling cart (60) and is provided with a positioning piece (12), wherein the telescopic part is provided with an extending state for downwards moving the positioning piece (12) and a retracting state for upwards moving the positioning piece (12);

a support part (20) fixedly arranged on the traveling cart (60);

an elastic member (30) provided between the positioning member (12) and the support portion (20);

a plurality of positioning parts (40) which are arranged at intervals along the moving direction of the travelling cart (60), wherein each positioning part (40) is provided with a guide groove (41);

when the positioning piece (12) is in a positioning state, the elastic piece (30) is in a compression state or a tension state, and the positioning piece (12) is matched with the guide groove (41) so as to position the walking cart (60).

2. The traveling cart positioning structure according to claim 1, further comprising a detection portion including a sensing piece (51) and a sensing plate (52), one of the sensing piece (51) and the sensing plate (52) being provided on the positioning piece (12) and the other being provided on the traveling cart (60), the sensing piece (51) being engaged with the sensing plate (52) to sense that the positioning piece (12) reaches a predetermined position.

3. The positioning structure of a traveling cart according to claim 1, wherein the telescopic part comprises a driving part (11), the positioning piece (12) is fixedly connected with the driving end of the driving part (11), and the driving part (11) drives the positioning piece (12) to extend or retract.

4. A travelling cart positioning structure according to claim 3, wherein the elastic member (30) is sleeved on the positioning member (12), a limiting member (13) is arranged at one end of the positioning member (12) close to the driving portion (11), and the elastic member (30) is located between the lower end surface of the limiting member (13) and the upper end surface of the supporting portion (20).

5. The positioning structure of a traveling car according to claim 4, characterized in that the stopper (13) is a stopper ring fixed to the positioning member (12).

6. The traveling car positioning structure according to any one of claims 1 to 5, characterized in that an end of the positioning member (12) that cooperates with the positioning portion (40) is provided with a roller (14), and the positioning member (12) cooperates with a side wall of the guide groove (41) through the roller (14).

7. The traveling car positioning structure according to any one of claims 1 to 5, characterized in that the positioning portion (40) includes a bottom plate and two positioning plates disposed opposite to each other on the bottom plate, the two positioning plates being disposed obliquely upward with respect to the bottom plate and having opposite oblique directions, the two positioning plates and the bottom plate enclosing the guide groove (41).

8. The travelling car positioning structure according to any one of claims 1 to 5, characterized in that the supporting portion (20) has a guide hole through which the positioning member (12) is threaded, and the positioning member (12) is engageable with the corresponding positioning portion (40) through the supporting portion (20).

9. The travelling car positioning structure according to any one of claims 3 to 5, characterized in that the driving part (11) is a driving cylinder.

10. A stacker, comprising: the traveling car localization structure of any one of claims 1 to 9.

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