CN220617441U - Back pusher of continuous material loading - Google Patents

Abstract

The utility model relates to the technical field of copper pipe production lines, in particular to a rear pushing device for continuous feeding, which comprises a feeding roller way, a jacking trolley and a pre-clamping assembly, wherein the jacking trolley and the pre-clamping assembly are both positioned on one side of the feeding roller way; the top conveying trolley moves along the length direction of the feeding roller way, the rear end of the feeding roller way is provided with a lifting table, and the pre-clamping and conveying assembly is positioned in front of the lifting table; the jacking trolley comprises a first supporting seat, a turnover plate and a push rod, wherein the push rod is fixedly arranged at the bottom of the turnover plate, and the turnover plate is arranged at the top of the first supporting seat in a turnover way; the turnover plate turns upwards to enable the ejector rod to be located above the feeding roller way, and the turnover plate turns downwards to enable the ejector rod to be located on the conveying surface of the feeding roller way. When the casting blank is fed, the rear end of the casting blank can be flush with the rear end of the feeding roller way, so that the whole occupied space of the feeding roller way is reduced, and the feeding process is simple and convenient.

Description

Back pusher of continuous material loading

Technical Field

The utility model relates to the technical field of copper pipe casting and rolling, in particular to a post-pushing device for continuous feeding.

Background

Most of domestic copper pipe production processing enterprises adopt continuous casting and rolling processing technology, and a casting blank with a certain length enters a planetary tube mill for cogging and rolling after a milling process of removing surface oxide skin. And a continuous feeding device is arranged between the milling process and the planetary tube mill and is used for holding or pushing the casting blank into a planetary rolling mill for rolling.

The continuous feeding device in the prior art generally comprises a storage roller way and a jacking trolley, wherein the jacking trolley moves along the storage roller way, the front end of the jacking trolley is provided with a push rod, the push rod is positioned on the conveying surface of the storage roller way, a casting blank which has undergone a milling process is fed to the storage roller way, and in the process of moving of the jacking trolley, the push rod props against the tail end of the casting blank to drive the casting blank to move forward to the next station.

The continuous feeding device is characterized in that the ejector rod is required to be positioned at the rear end of the casting blank in order to push the ejector rod to the casting blank in the moving process of the ejector rod, so that the rear end of the storage roller way is required to be longer than at least one ejector rod, the length of the ejector rod is usually 5-6 meters in order to ensure the stability of the ejector rod when the ejector rod pushes the casting blank to move, and therefore, the length of the storage roller way is at least longer than 5-6 meters, the space of a workshop is occupied, and the waste in production space is caused.

Disclosure of Invention

Aiming at the defects, the utility model aims to provide the rear pushing device for continuous feeding, wherein the rear end of a casting blank can be flush with the rear end of a feeding roller way when the casting blank is fed, so that the whole occupied space of the feeding roller way is reduced, and the feeding process is simple and convenient.

To achieve the purpose, the utility model adopts the following technical scheme:

the rear pushing device for continuous feeding comprises a feeding roller way, a pushing trolley and a pre-clamping assembly, wherein the pushing trolley and the pre-clamping assembly are both positioned on one side of the feeding roller way;

the top conveying trolley moves along the length direction of the feeding roller way, the rear end of the feeding roller way is provided with a lifting table, and the pre-clamping assembly is positioned in front of the lifting table;

the jacking trolley comprises a first supporting seat, a turnover plate and a push rod, wherein the push rod is fixedly arranged at the bottom of the turnover plate, and the turnover plate is arranged at the top of the first supporting seat in a turnover way;

the pre-clamping and conveying assembly is matched with the feeding roller way and used for clamping and conveying the casting blank, so that the rear end of the casting blank is positioned in front of the ejector rod;

when the jacking trolley corresponds to the lifting table in position, the lifting table is used for enabling the overturning plate to overturn upwards or downwards relative to the first supporting seat;

the turnover plate turns upwards to enable the ejector rod to be located above the feeding roller way, and turns downwards to enable the ejector rod to be located on the conveying surface of the feeding roller way.

Further, the turnover plate is further provided with a first roller, and the first roller is arranged at the rear end of the turnover plate;

when the jacking trolley corresponds to the position of the lifting table, the first roller is located at the top of the lifting table and moves along the lifting table.

Further, the lifting table is fixed on one side of the feeding roller way, which is opposite to the jacking trolley;

the lifting platform comprises a smooth transition lifting platform and a lifting inclined platform, the lifting platform is positioned at the rear end of the lifting inclined platform, the top of the lifting inclined platform is obliquely arranged, and the lifting platform is higher than the conveying surface of the feeding roller way;

the first roller is matched with the lifting platform and the lifting inclined platform.

Further, the guide surface of the lifting inclined table is connected with the top of the lifting platform;

when the jacking trolley is positioned in front of the lifting table, the height of the bottom end of the guide surface is matched with the height of the first roller.

Further, sliding rods are arranged at the top of the lifting platform and the top of the lifting inclined platform;

the first roller moves on the sliding rod.

Further, the distance between the lifting table and the pre-clamping assembly is greater than or equal to the length of the top rod.

Further, the pre-clamping assembly comprises a second supporting seat, a cantilever and a second roller;

the cantilever is arranged at the top of the second supporting seat in a lifting manner;

the second roller is arranged at one end of the cantilever and is positioned above the feeding roller way.

Further, the distance between the second supporting seat and the feeding roller way is larger than or equal to the width of the jacking trolley;

the maximum height of the cantilever is higher than the height of the overhead conveying trolley.

Further, the feeding roller way comprises two roller supporting frames and a plurality of feeding rollers;

the two roller support frames are arranged side by side, a plurality of feeding rollers are sequentially connected with the two roller support frames, the feeding rollers are uniformly distributed between the two roller support frames, and the casting blank is erected on the feeding rollers.

Further, the rear pushing device for continuous feeding further comprises a trolley guide frame, wherein the trolley guide frame is positioned between the first supporting seat and the roller supporting frame;

a guide wheel and a third roller are arranged on one side, opposite to the trolley guide frame, of the first support seat, and the guide wheel moves to the top of the trolley guide frame;

the bottom of the trolley guide frame is provided with a guide rod, the guide rod is arranged along the length direction of the trolley guide frame, and the third roller wheel moves at the bottom of the guide rod;

the trolley guide frame is provided with a chain assembly, the first supporting seat is fixed on the chain assembly, and the chain assembly drives the first supporting seat to move along the feeding roller way.

The technical scheme provided by the utility model can comprise the following beneficial effects:

according to the utility model, through the arrangement of the turnover plate and the pre-clamping assembly, the turnover plate can drive the ejector rod to move upwards relative to the feeding roller way when a casting blank is fed, so that the casting blank is fed to the feeding roller way to be abdied, meanwhile, under the combined action of the pre-clamping assembly and the feeding roller way, the casting blank on the feeding roller way moves forwards to the front of the ejector rod, and the ejector rod is arranged in the feeding roller way to be abdied, so that the ejector rod can push the casting blank to move, in addition, when the casting blank is fed, the rear end of the casting blank can be flush with the rear end of the feeding roller way, the feeding roller way does not need to be additionally provided with an abdication position with the length of 5-6 meters for working of the jacking trolley, the whole occupied space of the feeding roller way is reduced, and the feeding process is simple and convenient.

Drawings

FIG. 1 is a top view of one embodiment of a continuous feed rear pusher of the present utility model;

FIG. 2 is a side view of the embodiment of FIG. 1 with a top feed cart in front of the lift table;

FIG. 3 is a front view of the embodiment of FIG. 1 with the overhead cart in front of the lift table;

FIG. 4 is a side view of the embodiment of FIG. 1 with the overhead feed trolley in position relative to the lift table;

FIG. 5 is a front view of the embodiment of FIG. 1 with the overhead feed trolley in position relative to the lift table;

FIG. 6 is a front view of the embodiment pre-nip assembly of FIG. 1;

wherein: 1-a feeding roller way, 11-a roller support frame, 111-a rack and 12-a feeding roller; the device comprises a 2-top conveying trolley, a 21-first supporting seat, 211-guide wheels, 212-third rollers, a 22-overturning plate, 221-hinge parts, 222-first rollers and 23-ejector rods; 3-pre-clamping assembly, 31-second supporting seat, 32-cantilever, 321-first driving piece, 322-second driving piece, 33-second roller; 4-casting blank; 5-lifting platform, 50-sliding rod, 51-lifting platform, 52-lifting inclined platform and 521-guiding surface; 6-trolley guide frame, 61-guide bar.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify 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, features defining "first", "second" may include one or more such features, either explicitly or implicitly, for distinguishing between the descriptive features, and not sequentially, and not lightly.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

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 will be understood in specific cases by those of ordinary skill in the art.

The following describes a continuous feeding rear pushing device in an embodiment of the utility model with reference to fig. 1 to 6, which comprises a feeding roller table 1, a top feeding trolley 2 and a pre-clamping assembly 3, wherein the top feeding trolley 2 and the pre-clamping assembly 3 are positioned at one side of the feeding roller table 1; the top conveying trolley 2 moves along the length direction of the feeding roller way 1, the rear end of the feeding roller way 1 is provided with a lifting table 5, and the pre-clamping conveying assembly 3 is positioned in front of the lifting table 5; the pre-clamping and conveying assembly 3 is matched with the feeding roller way 1 and used for clamping and conveying the casting blank 4, so that the rear end of the casting blank 4 is positioned in front of the ejector rod 23; the jacking trolley 2 comprises a first supporting seat 21, a turnover plate 22 and a push rod 23, wherein the push rod 23 is fixedly arranged at the bottom of the turnover plate 22, and the turnover plate 22 is arranged at the top of the first supporting seat 21 in a turnover way; when the jacking trolley 2 corresponds to the position of the lifting table 5, the lifting table 5 is used for enabling the overturning plate 22 to overturn upwards or downwards relative to the first supporting seat 21; the overturning plate 22 overturns upwards to enable the ejector rod 23 to be located above the feeding roller way 1, and the overturning plate 22 overturns downwards to enable the ejector rod 23 to be located on the conveying surface of the feeding roller way 1.

According to the utility model, when the jacking trolley 2 moves to the rear end of the feeding roller way 1, the overturning plate 22 overturns upwards under the action of the lifting table 5, so that the ejector rod 23 is positioned above the feeding roller way 1, at the moment, a casting blank 4 is fed to the feeding roller way 1 from the side opposite to the jacking trolley 2, the rear end of the casting blank 4 is flush with the rear end of the feeding roller way 1, meanwhile, the pre-clamping assembly 3 clamps the casting blank 4 forwards, the rear end of the casting blank 4 is positioned in front of the ejector rod 23, the jacking trolley 2 moves forwards, the effect of the lifting table 5 on the overturning plate 22 is relieved, the overturning plate 22 overturns downwards, the ejector rod 23 is positioned on the conveying surface of the feeding roller way 1, the jacking trolley 2 continues to move forwards, and the front end of the ejector rod 23 abuts against the rear end of the casting blank 4, so that the ejector rod 23 pushes the casting blank 4 to move forwards to the next station along with the movement of the jacking trolley 2.

According to the utility model, through the arrangement of the turnover plate 22 and the pre-clamping assembly 3, when the casting blank 4 is fed, the turnover plate 22 can drive the ejector rod 23 to move upwards relative to the feeding roller way 1 to give way for feeding the casting blank 4 to the feeding roller way 1, meanwhile, under the combined action of the pre-clamping assembly 3 and the feeding roller way 1, the casting blank 4 on the feeding roller way 1 moves forwards to the front of the ejector rod 23 to give way for the ejector rod 23, so that the ejector rod 23 can push the casting blank 4 to move, in addition, when the casting blank 4 is fed, the rear end of the casting blank 4 can be flush with the rear end of the feeding roller way 1, the feeding roller way 1 does not need to be additionally provided with the length of 5-6 meters to give way for working of the pushing trolley 2, the whole occupied space of the feeding roller way 1 is reduced, and the feeding process is simple and convenient.

Further, the turnover plate 22 is further provided with a first roller 222, and the first roller 222 is mounted at the rear end of the turnover plate 22; when the overhead feed trolley 2 corresponds to the position of the lifting table 5, the first roller 222 is located on top of the lifting table 5 and the first roller 222 moves along the lifting table 5.

The first roller 222 is arranged at the rear end of the turnover plate 22, the rotation direction of the first roller 222 corresponds to the movement direction of the jacking trolley 2, when the turnover plate 22 moves along the lifting table 5, the first roller 222 is erected at the top of the lifting table 5, and the turnover plate 22 is turned under the support of the lifting table 5, so that the ejector rod 23 is located above the feeding roller table 1 or on the conveying surface of the feeding roller table 1.

Specifically, the first roller 222 supports and guides the turning plate 22 moving along the lifting table 5, so that the turning plate 22 moves along the tilting direction of the lifting table 5 to turn over more stably and reliably.

In addition, in this embodiment, the overturning plate 22 is hinged to the first supporting seat 21 through the hinge piece 221, so that the overturning plate 22 can overturn around the hinge piece 221 on the top of the first supporting seat 21, and the ejector rod 23 is located above the feeding roller table 1 or located on the conveying surface of the feeding roller table 1. Preferably, the hinge 221 in this embodiment is a hinge. In addition, the ejector rod 23 is installed at a side of the flipping plate 22 opposite to the hinge 221, and is unseated when the flipping plate 22 is flipped.

Further, the lifting table 5 is fixed on one side of the feeding roller way 1 opposite to the top feeding trolley 2; the lifting platform 5 comprises a smoothly-transited lifting platform 51 and a lifting inclined platform 52, the lifting platform 51 is positioned at the rear end of the lifting inclined platform 52, the top of the lifting inclined platform 52 is obliquely arranged, and the lifting platform 51 is higher than the conveying surface of the feeding roller table 1; the first roller 222 cooperates with the lifting platform 51 and the lifting ramp 52.

The lifting platform 5 is used for enabling the overturning plate 22 to overturn upwards or downwards relative to the first supporting seat 21, specifically, the lifting inclined platform 52 is obliquely arranged, the lifting platform 51 is higher than the conveying surface of the feeding roller table 1, the jacking trolley 2 moves backwards, when the rear end of the jacking trolley 2 is connected with the lifting platform 5, the jacking trolley 2 continues to move backwards so as to drive the overturning plate 22 to gradually overturn upwards along the inclined direction of the lifting inclined platform 52, and when the overturning plate 22 moves to the lifting platform 51, the overturning plate 22 is erected at the top of the lifting platform 51, and the ejector rod 23 is located above the feeding roller table 1.

When the overturning plate 22 is erected on the top of the lifting platform 51 and the jacking trolley 2 moves forwards, the overturning plate 22 gradually overturns downwards along the inclined direction of the lifting inclined table 52, and when the jacking trolley 2 moves to the front of the lifting table 5, the ejector rods 23 are positioned on the conveying surface of the feeding roller table 1.

Further, the guide surface 521 of the lifting ramp 52 is connected to the top of the lifting platform 51; when the overhead travelling trolley 2 is positioned in front of the lifting platform 5, the height of the bottom end of the guide surface 521 is adapted to the height of the first roller 222.

Specifically, the lifting inclined table 52 is provided with a guide surface 521, the guide surface 521 is obliquely arranged, so that the first roller 222 can move between the lifting platform 51 and the lifting inclined table 52 along the guide surface 521, meanwhile, when the jacking trolley 2 is located in front of the lifting table 5, the height of the bottom of the guide surface 521 is matched with the height of the bottom of the first roller 222, so that when the jacking trolley 2 moves backwards to abut against the lifting table 5, the first roller 222 can be erected on the top of the guide surface 521 and move along the guide surface 521, and further, the overturning plate 22 overturns around the hinge 221.

A sliding rod 50 is arranged at the top of the lifting platform 51 and at the top of the lifting inclined table 52; the first roller 222 moves on the sliding rod 50, so that friction applied to the first roller 222 during movement is reduced, abrasion is further reduced, and service lives of the first roller 222 and the lifting table 5 are prolonged.

Because the casting blank 4 fed to the feeding roller way 1 moves to the front of the ejector rod 23 under the action of the pre-clamping assembly 3, the ejector rod 23 is arranged on the conveying surface of the feeding roller way 1 to be abducted, and therefore the distance between the lifting table 5 and the pre-clamping assembly 3 is greater than or equal to the length of the ejector rod 23, the casting blank 4 can move forwards by the distance greater than or equal to the length of the ejector rod 23 under the action of the pre-clamping assembly 3, when the turnover plate 22 turns downwards to enable the ejector rod 23 to be positioned on the conveying surface of the feeding roller way 1, the ejector rod 23 is positioned at the rear end of the casting blank 4, and along with the movement of the jacking trolley 2, the ejector rod 23 pushes the casting blank 4 forwards to the next working position.

Further, the pre-clamping assembly 3 comprises a second supporting seat 31, a cantilever 32 and a second roller 33; the cantilever 32 is arranged on the top of the second supporting seat 31 in a lifting manner; the second roller 33 is installed at one end of the cantilever 32, and the second roller 33 is located above the feeding roller way 1.

The second roller 33 hangs in the top of pay-off roll table 1 under the effect of cantilever 32, and cantilever 32 liftable removes in the top of second supporting seat 31, when needs carry out the pre-clamping to casting blank 4 and send, cantilever 32 moves down, make second roller 33 be located the top of casting blank 4, second roller 33 rotates and cooperates with pay-off roll table 1 this moment, and then drive casting blank 4 and move forward, when casting blank 4 moves in place, cantilever 32 upwards moves, make second roller 33 be located the top of casting blank 4, casting blank 4 moves forward under the effect of top send dolly 2.

Specifically, the top of the second supporting seat 31 is provided with a first driving member 321, the first driving member 321 is an air cylinder or an oil cylinder, preferably, in this embodiment, the first driving member 321 is an air cylinder, the cylinder body of the air cylinder is fixed at the top of the first supporting seat 21, the bottom of one end of the cantilever 32 far away from the first roller 222 is fixedly connected with a piston rod of the air cylinder, and the piston rod stretches and contracts to drive the cantilever 32 to move upwards or downwards; the other end of the cantilever 32 far away from the second roller 33 is provided with a second driving piece 322, preferably, the second driving piece 322 is a motor, the driving end of the motor is in driving connection with the second roller 33, the motor drives the second roller 33 to rotate, and the second roller 33 rotates to drive the casting blank 4 to move on the feeding roller table 1.

Further, the distance between the second supporting seat 31 and the feeding roller table 1 is greater than or equal to the width of the top feeding trolley 2; the maximum height at which the boom 32 rises is higher than the height of the overhead travelling car 2.

When the casting blank 4 moves in place under the clamping of the pre-clamping assembly 3, the cantilever 32 moves upwards, so that the height of the cantilever 32 is higher than that of the jacking trolley 2, a yielding space is formed among the cantilever 32, the second supporting seat 31 and the feeding roller way 1, and when the jacking trolley 2 pushes the rear end of the casting blank 4 to move to the position of the pre-clamping assembly 3, the jacking trolley 2 can move forwards through the yielding space to push the casting blank 4 to the next station.

Further, the feeding roller way 1 comprises two roller supporting frames 11 and a plurality of feeding rollers 12; the two roller support frames 11 are arranged side by side, the plurality of feeding rollers 12 are sequentially connected with the two roller support frames 11, the plurality of feeding rollers 12 are uniformly distributed between the two roller support frames 11, and the casting blank 4 is erected on the plurality of feeding rollers 12.

The plurality of feeding rollers 12 are evenly distributed between the two roller support frames 11, the casting blank 4 is erected on the feeding rollers 12, when the casting blank 4 moves forwards under the action of the pre-clamping assembly 3 or the jacking trolley 2, the corresponding feeding rollers 12 rotate towards the moving direction of the casting blank 4, the supporting effect is achieved on the casting blank 4, meanwhile, the friction resistance in the moving process of the casting blank 4 is reduced, the guiding effect is achieved on the movement of the casting blank 4, and the casting blank 4 can continuously and stably move. In this embodiment, the shape of the cast slab is a round bar.

Further, the rear pushing device for continuous feeding further comprises a trolley guide frame 6, wherein the trolley guide frame 6 is positioned between the first supporting seat 21 and the roller supporting frame 11; a guide wheel 211 and a third roller 212 are arranged on one side of the first support seat 21 opposite to the trolley guide frame 6, and the guide wheel 211 moves on the top of the trolley guide frame 6; the bottom of the trolley guide frame 6 is provided with a guide rod 61, the guide rod 61 is arranged along the length direction of the trolley guide frame 6, and the third roller 212 moves at the bottom of the guide rod 61; the trolley guide frame 6 is provided with a chain assembly, the first supporting seat 21 is fixed on the chain assembly, and the chain assembly drives the first supporting seat 21 to move along the feeding roller way 1.

Specifically, the chain assembly includes chain and sprocket, and the chain is around locating two sprockets along the length direction of pay-off roll table 1, and through one of them sprocket rotation of motor drive, and then makes the chain follow the length direction of pay-off roll table 1 and remove, and first supporting seat 21 is fixed in the chain, and along with the removal of chain drive first supporting seat 21 remove, and the leading wheel 211 and the third running roller 212 of first supporting seat 21 remove along the length direction synchronization of dolly leading truck 6 this moment, have played the effect of direction to the removal of first supporting seat 21.

In addition, as shown in fig. 1, a plurality of racks 111 are uniformly arranged on the opposite side of the feeding roller table 1 to the trolley guide frame 6, the racks 111 are vertically connected with the roller support frame 11, the racks 111 are used for storing casting blanks 4, and the casting blanks 4 are fed to the feeding roller table 1 through the racks 111.

Other components, etc. and operation of a continuous feed post-pusher according to embodiments of the present utility model are known to those of ordinary skill in the art and will not be described in detail herein.

In the description herein, reference to the term "embodiment," "example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A back pusher of continuous material loading, its characterized in that: the automatic feeding device comprises a feeding roller way, a pushing trolley and a pre-clamping assembly, wherein the pushing trolley and the pre-clamping assembly are both positioned at one side of the feeding roller way;

the top conveying trolley moves along the length direction of the feeding roller way, the rear end of the feeding roller way is provided with a lifting table, and the pre-clamping assembly is positioned in front of the lifting table;

the jacking trolley comprises a first supporting seat, a turnover plate and a push rod, wherein the push rod is fixedly arranged at the bottom of the turnover plate, and the turnover plate is arranged at the top of the first supporting seat in a turnover way;

the pre-clamping and conveying assembly is matched with the feeding roller way and used for clamping and conveying the casting blank, so that the rear end of the casting blank is positioned in front of the ejector rod;

when the jacking trolley corresponds to the lifting table in position, the lifting table is used for enabling the overturning plate to overturn upwards or downwards relative to the first supporting seat;

the turnover plate turns upwards to enable the ejector rod to be located above the feeding roller way, and turns downwards to enable the ejector rod to be located on the conveying surface of the feeding roller way.

2. The continuous feeding post-pusher of claim 1, wherein: the turnover plate is also provided with a first roller, and the first roller is arranged at the rear end of the turnover plate;

when the jacking trolley corresponds to the position of the lifting table, the first roller is located at the top of the lifting table and moves along the lifting table.

3. The continuous feeding post-pusher of claim 2, wherein: the lifting table is fixed on one side of the feeding roller way, which is opposite to the jacking trolley;

the lifting platform comprises a smooth transition lifting platform and a lifting inclined platform, the lifting platform is positioned at the rear end of the lifting inclined platform, the top of the lifting inclined platform is obliquely arranged, and the lifting platform is higher than the conveying surface of the feeding roller way;

the first roller is matched with the lifting platform and the lifting inclined platform.

4. A continuous loading post-pusher according to claim 3, characterized in that: the guide surface of the lifting inclined table is connected with the top of the lifting platform;

when the jacking trolley is positioned in front of the lifting table, the height of the bottom end of the guide surface is matched with the height of the first roller.

5. The continuous feeding post-pusher of claim 4, wherein: slide bars are arranged at the top of the lifting platform and the top of the lifting inclined platform;

the first roller moves on the sliding rod.

6. The continuous feeding post-pusher of claim 1, wherein: the distance between the lifting table and the pre-clamping assembly is greater than or equal to the length of the top rod.

7. The continuous feeding post-pusher of claim 1, wherein: the pre-clamping assembly comprises a second supporting seat, a cantilever and a second roller;

the cantilever is arranged at the top of the second supporting seat in a lifting manner;

the second roller is arranged at one end of the cantilever and is positioned above the feeding roller way.

8. The continuous feeding post-pusher of claim 7, wherein: the distance between the second supporting seat and the feeding roller way is larger than or equal to the width of the jacking trolley;

the maximum height of the cantilever is higher than the height of the overhead conveying trolley.

9. The continuous feeding post-pusher of claim 1, wherein: the feeding roller way comprises two roller supporting frames and a plurality of feeding rollers;

the two roller support frames are arranged side by side, a plurality of feeding rollers are sequentially connected with the two roller support frames, the feeding rollers are uniformly distributed between the two roller support frames, and the casting blank is erected on the feeding rollers.

10. The continuous feeding post-pusher of claim 9, wherein: the trolley guide frame is positioned between the first supporting seat and the roller supporting frame;

a guide wheel and a third roller are arranged on one side, opposite to the trolley guide frame, of the first support seat, and the guide wheel moves to the top of the trolley guide frame;

the bottom of the trolley guide frame is provided with a guide rod, the guide rod is arranged along the length direction of the trolley guide frame, and the third roller wheel moves at the bottom of the guide rod;

the trolley guide frame is provided with a chain assembly, the first supporting seat is fixed on the chain assembly, and the chain assembly drives the first supporting seat to move along the feeding roller way.