CN114799513B - Fork truck frame welding bench - Google Patents

Abstract

The invention discloses a forklift frame welding table, which relates to the field of forklift frame welding and comprises an equipment shell, wherein two pairs of first hydraulic columns are connected inside the equipment shell in a sliding manner through a sliding assembly, a material containing frame is arranged at the top of each first hydraulic column, and a pushing table matched with the material containing frame is connected inside the equipment shell in a sliding manner. According to the invention, the semi-finished product components are conveyed through the feeding pipe, when the semi-finished product components move to the upper part of the blanking groove, the semi-finished product components pass through the blanking groove and fall onto the material containing frame, the material containing frame is pressed to descend through the gravity of the semi-finished product components, and then the first hydraulic column is pressed, so that the second hydraulic column and the pushing table are pushed by the internal hydraulic pressure of the semi-finished product components, so that two groups of different semi-finished product components are attached together, at the moment, the electric rotating shaft drives the laser welding components to move to a welding position for welding, the most important component welding work can be completed, the welding work of the core component is completed through automation, only the rest outer frame part is needed by manual work, and the production efficiency is greatly improved.

Description

Fork truck frame welding bench

Technical Field

The invention relates to the field of forklift frame welding, in particular to a forklift frame welding table.

Background

The forklift is an industrial handling vehicle, and is various wheeled handling vehicles for handling, stacking and short-distance transportation of finished pallet cargoes, plays a very important role in logistics systems of enterprises, is a main force army in material handling equipment, and is widely applied to various departments in national economy such as stations, ports, airports, factories and warehouses, wherein the forklift is divided into manual, electric and other power modes according to different power modes, and the manual forklift is a dual-purpose vehicle for high lifting, loading and unloading and short-distance transportation, and is particularly suitable for loading and unloading and transporting inflammable, explosive and fire-forbidden objects in automobile loading and unloading and workshops, warehouses, wharfs, stations, goods yards and the like.

Different with manual fork truck, vertical manual fork truck can lift up higher height through the pneumatic cylinder manual control, and then makes the goods stack and place, but vertical manual fork truck is owing to the structural limitation, and transport capacity is far lower than manual fork truck, and both apply to different work, and wherein vertical manual fork truck simple structure is through welding the equipment fork frame during production, again with the manual hydraulic stem welding of lift in fork truck frame centre, installs the fork additional at last and can accomplish the installation.

At present, the welding of fork truck frame is mostly manual welding, cooperates fork truck frame welding bench to work, fixes fork truck frame on the welding bench during the welding, and reuse anchor clamps laminate hydraulic stem and fork truck frame on, welds through welding tool at last, but manual welding material loading unloading efficiency is lower, leads to the output lower, and the cost of having increased of phase change, and manual welding, along with the increase manual work of working duration is tired gradually, can lead to the yields to reduce.

Disclosure of Invention

Based on the above, the invention aims to provide a forklift frame welding table so as to solve the technical problems of low manual welding efficiency and low yield.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a fork truck frame welding bench, includes the equipment shell, the inside first hydraulic ram of two pairs that have through sliding component sliding connection of equipment shell, first hydraulic ram top is provided with flourishing work or material rest, the inside sliding connection of equipment shell have with flourishing work or material rest complex promotes the platform, the inside multiunit that is provided with of equipment shell with promote the platform reaches first hydraulic ram complex second hydraulic ram, the inside lower extreme of equipment shell is provided with laser welding subassembly through rotary mechanism.

Through adopting above-mentioned technical scheme, the equipment shell protection inner assembly of setting promotes the second hydraulic stem through first hydraulic stem, and the chicken promotes the promotion platform, promotes the semi-manufactured goods subassembly that falls through flourishing work or material rest flourishing, promotes flourishing work or material rest and is close to each other through promoting the platform, promotes the promotion platform through the second hydraulic stem, carries out welding work through laser welding subassembly.

The invention is further arranged that a connecting pipe is communicated between the first hydraulic column and the second hydraulic column, and the inner diameter of the first hydraulic column is smaller than that of the second hydraulic column.

Through adopting above-mentioned technical scheme, the connecting pipe that sets up makes between first hydraulic ram and the second hydraulic ram communicate, through the size difference of first hydraulic ram and the inside diameter of second hydraulic ram, improves first hydraulic ram and second hydraulic ram force transmission coefficient.

The invention is further characterized in that the top of the equipment shell is provided with a pair of feeding pipes matched with the material containing frame, a semi-finished product component is connected inside the feeding pipes in a sliding manner, and a semi-finished product component fixing piece matched with the rest semi-finished product components is arranged outside part of the semi-finished product components.

By adopting the technical scheme, the semi-finished product assembly is conveyed by the arranged feeding pipe, and the semi-finished product assembly fixing piece are connected and fixed to form semi-finished product raw materials of the subsequent process.

The invention is further characterized in that a blanking groove matched with the material containing frame is formed in the position, above the material containing frame, of the bottom of the material feeding pipe, and the size of the blanking groove is matched with the sizes of the semi-finished product component and the semi-finished product component fixing piece.

By adopting the technical scheme, the blanking groove is arranged to guide the falling position and the falling point of the semi-finished product assembly.

The invention is further characterized in that a sliding rail is arranged at the lower end of the inner part of the equipment shell, a sliding base is connected in the sliding rail in a sliding way, a fixed table matched with the first hydraulic column is arranged at the top of the sliding base, and a plurality of groups of limiting assemblies matched with the material containing frame are arranged in the fixed table.

Through adopting above-mentioned technical scheme, the slip of the slip track guide slide base that sets up supports the fixed station through slide base, through fixed spacing subassembly and first hydraulic stem of fixed station, improves the atress of first hydraulic stem through spacing subassembly.

The invention is further characterized in that an extension plate is arranged on one side, close to the inside of the sliding rail, of the fixed table, and a sliding groove matched with the extension plate is formed in the sliding rail.

Through adopting above-mentioned technical scheme, the extension board that sets up makes the holding power of fixed station better, mutually support through sliding tray and extension board to support fixed station and sliding base.

The invention is further characterized in that an electric rotating shaft is arranged at the lower end of the inner part of the equipment shell, a connecting plate matched with the semi-finished product component fixing piece is arranged at the outer side of the rotating end of the electric rotating shaft, and a groove matched with the semi-finished product component fixing piece and the laser welding component is formed in the top of the connecting plate.

Through adopting above-mentioned technical scheme, the electronic pivot that sets up drives the connecting plate and rotates, drives laser welding subassembly through the connecting plate and removes, and semi-manufactured goods subassembly stationary blade are fixed temporarily through the recess.

The invention is further characterized in that the pushing table top is provided with a parallel section matched with the feeding pipe, and the pushing table top is provided with a slope section matched with the parallel section near the feeding pipe.

Through adopting above-mentioned technical scheme, the parallel section that sets up agrees with the inlet pipe, and then prevents semi-manufactured goods subassembly whereabouts, pushes up other semi-manufactured goods subassemblies back to in the inlet pipe through the slope section.

The invention further provides that the width of the bottom of the material containing frame is smaller than the width of the material dropping groove, the minimum distance between a pair of material containing frames is larger than the width of the laser welding assembly, and one side of each material containing frame is provided with a fit sliding block matched with the pushing table.

Through adopting above-mentioned technical scheme, after the width difference that sets up makes semi-manufactured goods subassembly laminating each other, still enough laser welding subassembly pass's gap between the flourishing work or material rest, makes flourishing work or material rest better fixed through agreeing with the slider.

The invention is further arranged that the bottom end inside the equipment shell is provided with a semi-finished product conveying assembly.

By adopting the technical scheme, the semi-finished product conveying assembly conveys the processed semi-finished product to the next working procedure.

In summary, the invention has the following advantages:

1. according to the invention, the semi-finished product components are conveyed through the feeding pipe, when the semi-finished product components move to the upper part of the blanking groove, the semi-finished product components pass through the blanking groove and fall onto the material containing frame, the material containing frame is pressed to descend through the gravity of the semi-finished product components, and then the first hydraulic column is pressed, so that the second hydraulic column and the pushing table are pushed by the internal hydraulic pressure of the semi-finished product components, so that two groups of different semi-finished product components are attached together, at the moment, the electric rotating shaft drives the laser welding components to move to a welding position for welding, the most important component welding work can be completed, the welding work of the core component is completed through automation, and only the rest outer frame part is left in manual work, so that the production efficiency is greatly improved;

2. according to the invention, the core welding work is automated, so that the manual workload is reduced, the workers are less prone to fatigue, and the most important core part is automatically carried out, so that defective products of products can be effectively avoided, and the defect of yield reduction caused by manual fatigue is avoided.

Drawings

FIG. 1 is a cross-sectional view of the structure of the present invention;

FIG. 2 is an internal cross-sectional view of the present invention;

FIG. 3 is an enlarged detail A of FIG. 2 according to the present invention;

FIG. 4 is a partial cross-sectional view of the present invention;

FIG. 5 is an internal block diagram of the present invention;

fig. 6 is an overall schematic of the present invention.

In the figure: 1. an equipment housing; 2. a feed pipe; 3. a material containing frame; 4. a first hydraulic column; 5. a fixed table; 6. a sliding rail; 7. a sliding base; 8. a semi-finished product conveying assembly; 9. a connecting plate; 10. a laser welding assembly; 11. an electric rotating shaft; 12. a limit component; 13. a material dropping groove; 14. a semi-finished component; 15. a semi-finished component fixing sheet; 16. a pushing table; 17. a second hydraulic column; 18. parallel sections; 19. a ramp section; 20. fitting the sliding block; 21. and (5) connecting pipes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.

Hereinafter, an embodiment of the present invention will be described in accordance with its entire structure.

The utility model provides a forklift frame welding table, as shown in fig. 1 and 5, including equipment shell 1, protect the internal components through the equipment shell 1 that sets up, there are two pairs of first hydraulic ram 4 inside the equipment shell 1 through sliding component sliding connection, the inside hydraulic pressure of first hydraulic ram 4 is transmitted to second hydraulic ram 17 through connecting pipe 21, and then make the output of second hydraulic ram 17 outwards stretch out, and promote pushing table 16 and stretch out, thereby promote flourishing work rest 3 and remove, make flourishing work rest 3 be close to each other while descending, finally make two sets of semi-manufactured goods subassembly 14 laminating each other, first hydraulic ram 4 top is provided with flourishing work rest 3, when semi-manufactured goods subassembly 14 is carried to blanking groove 13 top, through blanking groove 13 whereabouts, and by flourishing work rest 3 receives, the weight that flourishing work rest 3 received increases this moment, and gravity is greater than the elasticity that the reset spring in the first hydraulic column 4 can provide, and then make flourishing work or material rest 3 press first hydraulic column 4 decline, equipment shell 1 inside sliding connection has with flourishing work or material rest 3 complex pushing table 16, pushing table 16 stretches out, thereby promote flourishing work or material rest 3 and remove, make flourishing work or material rest 3 be close to each other when descending, finally make two sets of semi-manufactured goods subassembly 14 laminating each other, equipment shell 1 inside is provided with multiunit and pushing table 16 and first hydraulic column 4 complex second hydraulic column 17, the inside hydraulic pressure of first hydraulic column 4 passes through connecting pipe 21 and transmits to second hydraulic column 17, and then make the output of second hydraulic column 17 outwards stretch out, and promote pushing table 16 to stretch out, equipment shell 1 inside lower extreme is provided with laser welding subassembly 10 through rotary mechanism, carry out welding work through laser welding subassembly 10.

Referring to fig. 5, a connecting pipe 21 is connected between the first hydraulic column 4 and the second hydraulic column 17, the internal hydraulic pressure of the first hydraulic column 4 is transmitted to the second hydraulic column 17 through the connecting pipe 21, the internal diameter of the first hydraulic column 4 is smaller than that of the second hydraulic column 17, and the internal diameter of the first hydraulic column 4 is larger than that of the second hydraulic column 17, so that the gravity of the first hydraulic column 4 can easily push the second hydraulic column 17 by the pascal principle, that is, in a closed container, the pressure of the same horizontal plane is consistent, and the moving length of the second hydraulic column 17 is smaller than that of the first hydraulic column 4.

Referring to fig. 2 and 6, a pair of feeding pipes 2 matched with a material containing frame 3 are arranged at the top of a device shell 1, a semi-finished product component 14 is conveyed through the arranged feeding pipes 2, the semi-finished product component 14 is connected inside the feeding pipes 2 in a sliding manner, a semi-finished product component fixing piece 15 matched with the rest of the semi-finished product components 14 is arranged outside part of the semi-finished product components 14, and semi-finished product raw materials forming subsequent procedures are fixedly connected with the semi-finished product component fixing piece 15 through the semi-finished product components 14.

Referring to fig. 1, a blanking groove 13 matched with the material containing frame 3 is formed at the bottom of the feeding pipe 2 above the material containing frame 3, when the semi-finished product component 14 is conveyed to the position above the blanking groove 13, the semi-finished product component falls down through the blanking groove 13 and is received by the material containing frame 3, and the size of the blanking groove 13 is matched with the sizes of the semi-finished product component 14 and the semi-finished product component fixing piece 15.

Referring to fig. 1, a sliding rail 6 is disposed at the lower end of the inner portion of the equipment housing 1, the sliding of a sliding base 7 is guided by the sliding rail 6, the sliding base 7 is connected with the sliding base 7 in a sliding manner, a fixed table 5 matched with the first hydraulic column 4 is supported by the sliding base 7, a limiting component 12 and the first hydraulic column 4 are fixed by the fixed table 5, a plurality of groups of limiting components 12 matched with the material containing frame 3 are disposed in the fixed table 5, when the material containing frame 3 is pushed by the pushing table 16, a part of horizontal stress of the material containing frame 3 is borne by the limiting components 12, an exemplary limiting component 12 can be a supporting column in a sleeve barrel in a sliding manner, when the material containing frame 3 is pushed by the pushing table 16, the sleeve barrel and the sliding supporting column can not influence the material containing frame 3 to move up and down, but can share the horizontal stress suffered by the first hydraulic column 4, and further the service life of the first hydraulic column 4 is prolonged.

Referring to fig. 1 and 5, an extension plate is disposed on one side of the fixed platform 5 near the inside of the sliding rail 6, the support force of the fixed platform 5 is better due to the disposed extension plate, a sliding groove matched with the extension plate is disposed in the sliding rail 6, and the sliding groove is matched with the extension plate, so as to support the fixed platform 5 and the sliding base 7.

Referring to fig. 4, an electric rotating shaft 11 is disposed at the lower end of the inner portion of the equipment housing 1, a connecting plate 9 matched with a semi-finished component fixing plate 15 is disposed at the outer side of a rotating end of the electric rotating shaft 11, when two groups of semi-finished components 14 are mutually adhered and close to each other, the electric rotating shaft 11 drives the connecting plate 9 to rotate, so that the laser welding component 10 moves to a position where the semi-finished component fixing plate 15 is adhered to the semi-finished component 14, and performs laser welding operation on the semi-finished component fixing plate, a groove matched with the semi-finished component fixing plate 15 and the laser welding component 10 is formed at the top of the connecting plate 9, after welding is completed, the electric rotating shaft 11 continuously drives the connecting plate 9 to rotate, and then the welded semi-finished component 14 is lifted up through the connecting plate 9 and the groove, at this time, due to the fact that the gravity applied by the semi-finished component 14 is lost by the first hydraulic column 4 and the material containing frame 3, and then reset begins under the action of a reset spring in the first hydraulic column 4.

Referring to fig. 3, a parallel section 18 matched with the feeding pipe 2 is disposed at the top of the pushing table 16, a slope section 19 matched with the parallel section 18 is disposed at the top of the pushing table 16 near the feeding pipe 2, when the pushing table 16 is pushed by the second hydraulic column 17, the slope section 19 contacts with the next semi-finished product component 14 entering the blanking slot 13, and the semi-finished product component 14 is pushed back into the blanking slot 13 and the feeding pipe 2 by using a gentle slope thereof, and the parallel section 18 seals the blanking slot 13 along with the movement of the pushing table 16.

Referring to fig. 1 and 2, the width of the bottom of the material containing frame 3 is smaller than the width of the blanking groove 13, after the semi-finished product assemblies 14 are mutually attached by the set width difference, gaps enough for the laser welding assemblies 10 to pass through remain between the material containing frames 3, the minimum distance between the pair of material containing frames 3 is larger than the width of the laser welding assemblies 10, one side of the material containing frame 3 is provided with a fitting slider 20 matched with the pushing table 16, and the material containing frames 3 are better fixed by the fitting slider 20.

Referring to fig. 5, a semi-finished product conveying assembly 8 is disposed at the bottom end of the equipment housing 1, and a semi-finished product assembly 14 lifted by the semi-finished product conveying assembly falls onto the semi-finished product conveying assembly 8 under the action of gravity and is conveyed to a subsequent station by the semi-finished product conveying assembly 8.

The working principle of the invention is as follows: firstly, an external power supply is connected, then, the feed pipe 2 is lapped with external feed equipment, in the working process, the feed pipe 2 conveys a semi-finished product component 14 to the equipment, and one of the two groups of feed pipes 2 conveys the semi-finished product component 14 serving as a middle column of a manual forklift, wherein the semi-finished product component 14 can be a hollow square steel pipe, the hollow square steel pipe is matched with the internal space of the feed pipe 2, and the other group of feed pipes 2 conveys the semi-finished product component 14 which can be a hydraulic pipe with a semi-finished product component fixing piece 15, wherein the semi-finished product component fixing piece 15 is matched with the internal size of the feed pipe 2;

when the semi-finished product assembly 14 is conveyed to the upper part of the blanking groove 13, the semi-finished product assembly falls down through the blanking groove 13 and is received by the material containing frame 3, at the moment, the weight born by the material containing frame 3 is increased, and the gravity is larger than the elastic force provided by the reset spring in the first hydraulic column 4, so that the material containing frame 3 presses the first hydraulic column 4 to descend, and the material containing frame 3 and the semi-finished product assembly 14 descend together;

meanwhile, the internal hydraulic pressure of the first hydraulic column 4 is transmitted to the second hydraulic column 17 through the connecting pipe 21, so that the output end of the second hydraulic column 17 extends outwards, and the pushing table 16 is pushed to extend, so that the material containing frame 3 is pushed to move, the material containing frames 3 approach each other while descending, and finally, two groups of semi-finished product components 14 are attached to each other;

it should be noted that, because the inner diameter of the first hydraulic column 4 is larger than that of the second hydraulic column 17, the pressure of the same horizontal plane is consistent through the pascal principle, that is, in a closed container, so that the gravity of the first hydraulic column 4 can easily push the second hydraulic column 17, the moving length of the second hydraulic column 17 is smaller than that of the first hydraulic column 4, and further, the semi-finished product component 14 contained in the material containing frame 3 and the top of the material containing frame can easily drive the first hydraulic column 4 and the second hydraulic column 17 to work;

when two groups of semi-finished product components 14 are mutually adhered and close, the electric rotating shaft 11 drives the connecting plate 9 to rotate, so that the laser welding component 10 moves to the position where the semi-finished product component fixing piece 15 is adhered to the semi-finished product components 14, and laser welding is carried out on the semi-finished product components, after welding is finished, the electric rotating shaft 11 continuously drives the connecting plate 9 to rotate, and then the welded semi-finished product components 14 are lifted up through the connecting plate 9 and the grooves, at the moment, the first hydraulic column 4 and the material containing frame 3 lose the gravity applied by the semi-finished product components 14, and then the first hydraulic column 4 starts to reset under the action of the internal reset spring, so that the second hydraulic column 17 is driven to reset, and the material containing frame 3 is reset;

when the material containing frame 3 is reset to a distance enough to reset the connecting plate 9, the electric rotating shaft 11 drives the connecting plate 9 to reset, when the angle of the connecting plate 9 is larger than the vertical downward angle, the lifted semi-finished product assembly 14 falls onto the semi-finished product conveying assembly 8 under the action of gravity and is conveyed to a subsequent station by the semi-finished product conveying assembly 8, and when the angle of the connecting plate 9 is larger than the vertical downward angle, the lifted semi-finished product assembly 14 falls onto a belt conveying belt or a plate conveying belt under the action of gravity and is conveyed to subsequent material taking equipment or a workshop assembly line;

when the material containing frame 3 is pushed by the pushing table 16, a part of horizontal stress of the material containing frame 3 is borne by the limiting component 12, and the limiting component 12 can be exemplified by a support column in a sleeve in a sliding manner, when the material containing frame 3 is pushed by the pushing table 16, the sleeve and the sliding support column can not influence the material containing frame 3 to move up and down, but can share the horizontal stress borne by the first hydraulic column 4, so that the service life of the first hydraulic column 4 is prolonged;

when the pushing table 16 is pushed by the second hydraulic column 17, the slope section 19 contacts with the next semi-finished product component 14 entering the blanking groove 13, and uses the gentle slope to push the semi-finished product component 14 back into the blanking groove 13 and the feeding pipe 2, and the parallel section 18 seals the blanking groove 13 along with the movement of the pushing table 16, so that only one semi-finished product component 14 of the material containing frame 3 is ensured.

Although embodiments of the invention have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the invention as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the invention, provided that such modifications are within the scope of the appended claims.

Claims (5)

1. The utility model provides a fork truck frame welding bench, includes equipment housing (1), its characterized in that: two pairs of first hydraulic columns (4) are slidably connected inside the equipment shell (1) through sliding components, a material containing frame (3) is arranged at the top of each first hydraulic column (4), pushing tables (16) matched with the material containing frame (3) are slidably connected inside the equipment shell (1), a plurality of groups of second hydraulic columns (17) matched with the pushing tables (16) and the first hydraulic columns (4) are arranged inside the equipment shell (1), and a laser welding component (10) is arranged at the lower end inside the equipment shell (1) through a rotating mechanism;

a connecting pipe (21) is communicated between the first hydraulic column (4) and the second hydraulic column (17), and the inner diameter of the first hydraulic column (4) is smaller than the inner diameter of the second hydraulic column (17);

a pair of feeding pipes (2) matched with the material containing frame (3) are arranged at the top of the equipment shell (1), a semi-finished product assembly (14) is connected inside the feeding pipes (2) in a sliding mode, and semi-finished product assembly fixing sheets (15) matched with the rest semi-finished product assemblies (14) are arranged outside part of the semi-finished product assemblies (14);

a blanking groove (13) matched with the material containing frame (3) is formed in the position, above the material containing frame (3), of the bottom of the feeding pipe (2), when a semi-finished product component (14) is conveyed to the position above the blanking groove (13), the semi-finished product component falls down through the blanking groove (13) and is received by the material containing frame (3), at the moment, the weight of the material containing frame (3) is increased, the weight is larger than the elastic force provided by a reset spring in the first hydraulic column (4), the material containing frame (3) is further made to press the first hydraulic column (4) to descend, the internal hydraulic pressure of the first hydraulic column (4) is transmitted to the second hydraulic column (17) through the connecting pipe (21), the output end of the second hydraulic column (17) is further made to extend outwards, and the pushing table (16) is pushed to extend, so that the material containing frame (3) is pushed to move, and the material containing frames (3) are made to approach each other while descending;

the device comprises a device shell (1), and is characterized in that a sliding rail (6) is arranged at the lower end of the interior of the device shell (1), a sliding base (7) is connected inside the sliding rail (6) in a sliding manner, a fixed table (5) matched with the first hydraulic column (4) is arranged at the top of the sliding base (7), and a plurality of groups of limiting assemblies (12) matched with the material containing frame (3) are arranged inside the fixed table (5);

an extension plate is arranged on one side, close to the inside of the sliding rail (6), of the fixed table (5), and a sliding groove matched with the extension plate is formed in the sliding rail (6);

the device is characterized in that an electric rotating shaft (11) is arranged at the lower end inside the device shell (1), a connecting plate (9) matched with the semi-finished product assembly fixing plate (15) is arranged at the outer side of the rotating end of the electric rotating shaft (11), and a groove matched with the semi-finished product assembly fixing plate (15) and the laser welding assembly (10) is formed in the top of the connecting plate (9).

2. A forklift truck frame welding stand as claimed in claim 1, wherein: the size of the blanking groove (13) is matched with the size of the semi-finished product assembly (14) and the semi-finished product assembly fixing piece (15).

3. A forklift truck frame welding stand as claimed in claim 1, wherein: the top of the pushing table (16) is provided with a parallel section (18) matched with the feeding pipe (2), and a slope section (19) matched with the parallel section (18) is arranged at the position, close to the feeding pipe (2), of the top of the pushing table (16).

4. A forklift truck frame welding stand as claimed in claim 1, wherein: the width of the bottom of the material containing frame (3) is smaller than that of the blanking groove (13), the minimum distance between a pair of the material containing frames (3) is larger than that of the laser welding assembly (10), and one side of the material containing frame (3) is provided with a fit sliding block (20) matched with the pushing table (16).

5. A forklift truck frame welding stand as claimed in claim 1, wherein: the bottom end inside the equipment shell (1) is provided with a semi-finished product conveying assembly (8).

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