CN210080685U

CN210080685U - Stepping blank-drawing cooling bed

Info

Publication number: CN210080685U
Application number: CN201920737396.6U
Authority: CN
Inventors: 杨惠新
Original assignee: Zhongye Jingcheng Engineering Technology Co Ltd
Current assignee: MCC Capital Engineering and Research Incorporation Ltd; Zhongye Jingcheng Engineering Technology Co Ltd
Priority date: 2019-05-22
Filing date: 2019-05-22
Publication date: 2020-02-18
Anticipated expiration: 2029-05-22

Abstract

The utility model provides a step-by-step throwing cold bed, include: the slide rail is used for placing a casting blank; the trolley rails are arranged below the sliding rails at intervals in parallel; the pusher dog trolley is arranged on a trolley track in a sliding manner, a first pusher dog group is hinged in the pusher dog trolley, the first end of the first pusher dog group can be arranged on the upper surface of the pusher dog trolley and is abutted against a casting blank, and the weight of the second end of the first pusher dog group is greater than that of the first end of the first pusher dog group; the limiting element is arranged at the pusher dog trolley and can limit the first end of the first pusher dog group to rotate; and the driving component is in driving connection with the pusher dog trolley and can drive the pusher dog trolley to reciprocate along the trolley track. The beneficial effects of the utility model are that, the embodiment of the utility model provides a workshop place occupation space that not only significantly reduces has still reduced equipment quantity, reduces equipment investment cost, lets the process of inserting the production line of casting blank more succinct, high-efficient simultaneously.

Description

Stepping blank-drawing cooling bed

Technical Field

The utility model relates to a continuous casting and metal rolling technical field, concretely relates to step-by-step throwing cold bed.

Background

In a continuous casting plant or a rolling plant, casting blanks are often taken from a roller bed, a turnover cooling bed, a cross sliding vehicle and other equipment, combined into groups, and stored, cooled or conveyed in groups. At present, a method is that a casting blank is firstly discharged to a collecting bed by a discharging device, the casting blanks are combined into a group by the collecting bed, and then the group of casting blanks are conveyed by a stepping cooling bed in a stepping mode.

The prior art has the following disadvantages: the device occupies a large space in a workshop, the number of devices is large, the investment cost of the corresponding devices is high, and the offline process of the casting blank is complex and inefficient.

SUMMERY OF THE UTILITY MODEL

The utility model provides a step-by-step throwing cold bed to reach the purpose that reduces workshop place area occupied.

The utility model provides a technical scheme that its technical problem adopted is: a stepped pull cold bed, comprising: the slide rail is used for placing a casting blank; the trolley rails are arranged below the sliding rails at intervals in parallel; the pusher dog trolley is arranged on a trolley track in a sliding manner, a first pusher dog group is hinged in the pusher dog trolley, the first end of the first pusher dog group can be arranged on the upper surface of the pusher dog trolley and is abutted against a casting blank, and the weight of the second end of the first pusher dog group is greater than that of the first end of the first pusher dog group; the limiting element is arranged at the pusher dog trolley and can limit the first end of the first pusher dog group to rotate; and the driving component is in driving connection with the pusher dog trolley and can drive the pusher dog trolley to reciprocate along the trolley track.

Further, the pusher dog trolley has a starting position, the first stroke position and the second stroke position, the distance between the second stroke position and the starting position being greater than the distance between the first stroke position and the starting position.

Furthermore, the pusher dog trolley is also provided with a second pusher dog group, and the second pusher dog group and the first pusher dog group are arranged at intervals along the moving direction of the pusher dog trolley.

Further, the second set of fingers is spaced from the first set of fingers by a distance less than the distance between the second travel position and the starting position.

Further, the second pusher dog group and the first pusher dog group respectively comprise a plurality of pusher dogs arranged at intervals.

Furthermore, the pusher dog trolley is provided with a first groove and a second groove, the first pusher dog group is arranged in the first groove, and the groove wall of the first groove can limit the first end of the first pusher dog group to rotate; the second pusher dog group is installed in the second recess, and the cell wall of second recess can restrict the first end rotation of second pusher dog group.

Furthermore, the driving assembly comprises a hydraulic cylinder, a hydraulic cylinder pull rod, a connecting rod and a synchronizing shaft, the driving end of the hydraulic cylinder is hinged with one end of the hydraulic cylinder pull rod, the other end of the hydraulic cylinder pull rod is fixedly connected with the synchronizing shaft, one end of the connecting rod is hinged with the pusher dog trolley, the other end of the connecting rod is hinged with one end of the pull rod, and the other end of the pull rod is fixedly connected with the synchronizing shaft.

Further, the length of the connecting rod is adjustable.

Further, the slide rail is a hollow pipeline, and cooling liquid is arranged in the slide rail.

The beneficial effects of the utility model are that, the embodiment of the utility model provides a workshop place occupation space that not only significantly reduces has still reduced equipment quantity, reduces equipment investment cost, lets the process of inserting the production line of casting blank more succinct, high-efficient simultaneously.

Drawings

The accompanying drawings, which form a part of the present application, 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 schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic view of FIG. 1 taken along line A;

fig. 3 is a schematic diagram illustrating steps of a blank drawing method according to an embodiment of the present invention.

Reference numbers in the figures: 10. a slide rail; 20. a trolley track; 30. a pusher dog trolley; 31. a first pusher dog group; 32. a second pusher dog group; 33. a wheel; 40. a drive assembly; 41. a hydraulic cylinder; 42. a pull rod; 43. a connecting rod; 44. a hydraulic cylinder pull rod; 45. and a synchronizing shaft.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 and 2, an embodiment of the present invention provides a step-by-step blank-drawing cooling bed, which includes a slide rail 10, a trolley rail 20, a pusher dog trolley 30 and a driving assembly 40. The slide rail 10 is used for placing a casting blank. The trolley rails 20 are arranged in parallel and at intervals below the slide rails 10. The pusher dog trolley 30 can be slidably arranged on the trolley track 20, a first pusher dog group 31 is embedded in the pusher dog trolley 30 in a hinged mode, the first end of the first pusher dog group 31 can be placed on the upper surface of the pusher dog trolley 30 and abutted to a casting blank, and the weight of the second end of the first pusher dog group 31 is larger than that of the first end of the first pusher dog group 31; the limiting element is arranged at the pusher dog trolley 30 and can limit the rotation of the first end of the first pusher dog group 31; the driving component 40 is in driving connection with the pusher dog carriage 30 and can drive the pusher dog carriage 30 to reciprocate along the carriage track 20.

When the first pusher dog group 31 moves from the left side to the right side of fig. 2, the first pusher dog group 31 can rotate anticlockwise after impacting a casting blank and is wholly lower than the lower surface of the casting blank, so that the casting blank can smoothly pass below the casting blank, and the vertical state shown in fig. 2 can be recovered by the self-weight clockwise rotation after passing through the casting blank, and when the first pusher dog group 31 moves from the right side to the left side in the vertical state, due to the existence of the limiting part, the first pusher dog group 31 cannot rotate, so that the contacted casting blank can be driven to slide leftwards together.

The embodiment of the utility model provides a workshop place occupation space that not only significantly reduces has still reduced equipment quantity, reduces equipment investment cost, lets the process of inserting the production line of casting blank more succinct, high-efficient simultaneously.

The pusher dog carriage 30 in the embodiment of the present invention has a starting position, a first stroke position and a second stroke position, and a distance a between the second stroke position and the starting position is greater than a distance b between the first stroke position and the starting position. I.e. the pusher carriage 30 can reciprocate between a starting position, a first stroke position and a second stroke position.

The bottom of the pusher carriage 30 is provided with wheels 33 for engaging the carriage track 20 to move the pusher carriage 30 on the carriage track 20.

The pusher dog carriage 30 may be provided with a plurality of pusher dog groups arranged at intervals, and the number and the interval distance of the specific pusher dog groups are selected according to specific embodiments. In the embodiment of the present invention, the pusher dog carriage 30 is provided with a second pusher dog group 32, and the second pusher dog group 32 and the first pusher dog group 31 are arranged at an interval along the moving direction of the pusher dog carriage 30. And the second finger set 32 is spaced from the first finger set 31 by a distance c less than the distance a between the second stroke position and the starting position. That is, the starting point of the second pusher dog group 32 is spaced from the stop position of the first pusher dog group 31 (referred to as the first pusher dog group full stroke stop position) when moving to the second stroke position along with the pusher dog carriage 30, otherwise the casting blank on the first pusher dog group full stroke stop position may affect the rotational reset of the second pusher dog group 32.

Preferably, the pusher dog trolley 30 is provided with a first groove and a second groove, the first pusher dog group 31 is installed in the first groove, the second pusher dog group 32 is installed in the second groove, and the groove wall of the first groove can limit the first end of the first pusher dog group 31 to rotate; the groove wall of the second groove can limit the rotation of the first end of the second finger group 32 (the first end of the second finger group 32 corresponds to the first end of the first finger group 31, and is the end abutted against the casting blank, and the weight of the second end of the second finger group 32 is greater than that of the first end of the second finger group 32). Second finger set 32 and first finger set 31 each include at least two spaced fingers.

As shown in fig. 1 and 2, the driving assembly 40 includes a hydraulic cylinder 41, a hydraulic cylinder pull rod 44, a pull rod 42, a connecting rod 43 and a synchronizing shaft 45, the driving end of the hydraulic cylinder 41 is hinged to one end of the hydraulic cylinder pull rod 44, the other end of the hydraulic cylinder pull rod 44 is fixedly connected to the synchronizing shaft 45, one end of the connecting rod 43 is hinged to the pusher dog carriage 30, the other end of the connecting rod 43 is hinged to one end of the pull rod 42, and the other end of the pull rod 42 is fixedly connected to the synchronizing shaft 45.

In specific operation, the hydraulic cylinder 41 drives the pull rod 42 to rotate around the synchronous shaft 45, so as to pull the connecting rod 43 to drive the pusher dog trolley 30 to move, and the pusher dog trolley 30 performs reciprocating motion among the initial position, the first stroke position and the second stroke position.

Preferably, the length of the link 43 is adjustable. The connecting rods 43 are used for connecting the pull rod 42 and the pusher dog trolleys 30, and each connecting rod 43 can be independently adjusted in length, so that the blank drawing surfaces (the surfaces in contact with a casting blank) of each row of a plurality of pusher dogs can be adjusted to the same plane, and the stress of the pusher dogs is uniformly distributed during blank drawing.

It should be noted that the embodiment of the present invention can be provided with a plurality of pusher dog trolleys 30 and driving assemblies 40, the above plurality of pusher dog trolleys 30 are distributed at intervals in parallel, the hydraulic cylinder pull rods 44 and the pull rods 42 of the above plurality of driving assemblies 40 are all welded on the same synchronizing shaft 45, the hydraulic cylinder 41 is also a plurality of, and the corresponding hydraulic cylinder pull rods 44 are respectively connected. A plurality of hydraulic cylinders 41 simultaneously drive the synchronous shaft 45 to rotate, and each hydraulic cylinder 41 has two fixed stop positions, namely a first stroke position and a second stroke position, controlled by a switch (the starting position does not need to be controlled by the switch).

Preferably, the slide rail 10 is a hollow pipe (thick-walled steel pipe), and a coolant is disposed in the slide rail 10 to prevent the slide rail 10 from being deformed or failing due to overheating. The dismounting and mounting of each slide rail 10 are very convenient, and the quick replacement can be realized.

As shown in fig. 3, the utility model also provides a throwing method, adopts foretell step-by-step throwing cold bed to carry out throwing, and the throwing method includes:

step 10, moving the pusher dog trolley 30 from the initial position to a first stroke position to enable a first pusher dog group to push a casting blank to move;

step 20, repeating the step 10 until a plurality of casting blanks reach a set width and form a previous casting blank group;

step 30, moving the pusher dog trolley 30 from the initial position to a second stroke position, so that the first pusher dog group 31 pushes the prior casting blank group to move;

step 40, repeating the step 10 and the step 20, moving the pusher dog trolley 30 from the initial position to a second stroke position, so that the first pusher dog group 31 pushes a subsequent casting blank group formed by a plurality of casting blanks to move, and meanwhile, the second pusher dog group 32 pushes the previous casting blank group to move to a hoisting area;

and 50, hoisting and transferring the prior casting blank group, and simultaneously executing the step 40.

It should be noted that, if the set width d (maximum width) of the plurality of casting blanks is smaller than the difference between the first stroke position and the second stroke position, two groups of casting blanks which are already grouped into the group and reach the maximum width may be combined together when step 50 is executed, so that the lower line cannot be lifted.

In the embodiment, only the first pusher dog group 31 and the second pusher dog group 32 are arranged, so that at most two groups of casting blanks reaching the set width exist on the slide rail 10, and at least one group of casting blanks in the former two groups must be hoisted away before the third group of casting blanks reaches the maximum width; if more groups of casting blanks need to be stored actually, the rows of the pusher dog groups are increased, and the length of the water-cooling slide rail 10 is correspondingly prolonged, and the principle of blank combination and stepping is the same as that shown in the attached figure 3.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects: the embodiment of the utility model provides a workshop place occupation space that not only significantly reduces has still reduced equipment quantity, reduces equipment investment cost, lets the process of inserting the production line of casting blank more succinct, high-efficient simultaneously.

The above description is only for the specific embodiments of the present invention, and the scope of the present invention can not be limited by the embodiments, so that the replacement of the equivalent components or the equivalent changes and modifications made according to the protection scope of the present invention should still belong to the scope covered by the present patent. In addition, the utility model provides an between technical feature and the technical feature, between technical feature and the technical scheme, all can the independent assortment use between technical scheme and the technical scheme.

Claims

1. A step-by-step withdrawal cooling bed, comprising:

the slide rail (10) is used for placing a casting blank;

the trolley tracks (20) are arranged below the slide rails (10) in parallel at intervals;

the pusher dog trolley (30) is slidably arranged on the trolley track (20), a first pusher dog group (31) is hinged in the pusher dog trolley (30), a first end of the first pusher dog group (31) can be placed on the upper surface of the pusher dog trolley (30) and is abutted against the casting blank, and the weight of a second end of the first pusher dog group (31) is greater than that of the first end of the first pusher dog group (31);

the limiting element is arranged at the pusher dog trolley (30) and can limit the rotation of the first end of the first pusher dog group (31);

and the driving component (40) is in driving connection with the pusher dog trolley (30) and can drive the pusher dog trolley (30) to reciprocate along the trolley track (20).

2. A stepped pull cold bed according to claim 1, wherein said finger carriage (30) has a start position, a first stroke position and a second stroke position, the distance between said second stroke position and said start position being greater than the distance between said first stroke position and said start position.

3. The stepping hot blank drawing cold bed according to claim 2, wherein said pusher dog carriage (30) is further provided with a second pusher dog group (32), said second pusher dog group (32) being spaced apart from said first pusher dog group (31) in the moving direction of said pusher dog carriage (30).

4. A step-and-pull cold bed according to claim 3, characterised in that said second set of fingers (32) is spaced from said first set of fingers (31) by a distance less than the distance between said second stroke position and said starting position.

5. The step pull cold bed according to claim 4, wherein said first set of fingers (31) and said second set of fingers (32) each comprise a plurality of spaced fingers.

6. The stepping drawing cold bed according to claim 3, wherein said pusher dog carriage (30) is provided with a first groove and a second groove, said first pusher dog group (31) is mounted in said first groove, the wall of said first groove can limit the rotation of the first end of said first pusher dog group (31); the second finger group (32) is arranged in the second groove, and the groove wall of the second groove can limit the first end of the second finger group (32) to rotate.

7. The stepping pulling blank cooling bed according to claim 1, wherein the driving assembly (40) comprises a hydraulic cylinder (41), a hydraulic cylinder pull rod (44), a pull rod (42), a connecting rod (43) and a synchronizing shaft (45), the driving end of the hydraulic cylinder (41) is hinged with one end of the hydraulic cylinder pull rod (44), the other end of the hydraulic cylinder pull rod (44) is fixedly connected with the synchronizing shaft (45), one end of the connecting rod (43) is hinged with the pusher dog trolley (30), the other end of the connecting rod (43) is hinged with one end of the pull rod (42), and the other end of the pull rod (42) is fixedly connected with the synchronizing shaft (45).

8. The step-draw cold bed according to claim 7, characterized in that the length of said connecting rod (43) is adjustable.

9. The step-wise blank-drawing cold bed according to claim 1, characterized in that the slide (10) is a hollow pipe, and a cooling liquid is provided in the slide (10).