CN115709305A - Automatic conveying and cutting device for square pipe for hoisting equipment - Google Patents

Abstract

The invention relates to the technical field of hoisting equipment processing. The purpose provides a hoisting equipment is with square tub of automatic conveying cutting device, and the device should be able to carry the square tub of centre gripping automatically and carry out automatic cutout, can also realize follow-up cutting with square tub of automatic forward transport after preceding part cutting to cutting is of high quality, efficient. The technical scheme is that hoisting equipment is with square pipe automatic conveying cutting device, its characterized in that: the length direction of the transverse top plate is sequentially provided with a right feeding channel, a first pipe clamping frame, a cutting operation part, a second pipe clamping frame and a left discharging channel provided with a limiting assembly.

Description

A square pipe automatic conveying and cutting device for lifting equipment

technical field

The invention relates to the technical field of hoisting equipment processing, in particular to a square tube automatic conveying and cutting device for hoisting equipment.

Background technique

In existing cranes, trolleys and various steel structure products, square tubes are welded on beams and other components as needed for support or threading, and square tubes are generally wholesaled in a certain length. It needs to be cut and used according to the size requirements of cranes, lifting trolleys and various steel structure products; the existing cutting method is to manually measure and mark the square tubes that need to be cut, and then cut, and the cutting is completed. Finally, it is necessary to manually move the parts that need to be cut to the designated position, and then cut, the effect is poor and the efficiency is low.

CN114309770A discloses a pipe fitting automatic conveying and cutting system, including a workbench and a controller arranged on the workbench, a positioning clamping mechanism and a cutting mechanism. The controller is used to control the conveying length of the pipe fittings, the tightness and For the movement and opening and closing of the cutting mechanism, the controller is electrically connected with the positioning and clamping mechanism and the cutting mechanism respectively. The positioning and clamping mechanism is used to clamp the pipe fittings and position the pipe fittings according to the cutting length. The positioning and clamping mechanism includes the first screw rod The slide table and the clamping tool arranged on the first screw rod slide table, and the cutting mechanism are used to cut the pipe fittings. The system can control the delivery length of the pipe, the clamping of the pipe, the movement of the cutting mechanism and the precise control of opening and closing. However, the loading, feeding, and unloading operations of the system still require manual operation, which has the disadvantages of low degree of automation and high labor intensity of operators.

Contents of the invention

The purpose of the present invention is to overcome the deficiencies in the prior art and provide a square pipe automatic conveying and cutting device for lifting equipment. The square tube is conveyed forward to achieve subsequent cutting with good cutting quality and high efficiency.

The technical scheme provided by the invention is:

A square tube automatic conveying and cutting device for lifting equipment, including a horizontal conveying frame standing on the ground with a horizontal top plate arranged horizontally on the top; it is characterized in that: the right feeding channel, the second A pipe clamping frame, a cutting operation part, a second pipe clamping frame and a left discharge channel equipped with a limit assembly;

The left discharge channel is formed by two left baffles arranged vertically and positioned on the left side of the horizontal top plate with an interval distance;

The right feed channel is formed by two right baffles arranged vertically and positioned on the left side of the transverse top plate with an interval distance;

The cutting operation part includes a lifting oil cylinder arranged at the processing slot and supported by the lower support frame, and a cutting device that moves up and down supported by the lifting oil cylinder and can move along the direction of the pipe movement axis;

The first pipe clamping frame and the second pipe clamping frame both include two horizontal clamping oil cylinders arranged oppositely on both sides of the bottom plate through brackets to clamp and position the square tube.

The lifting cylinder is supported by a lower support frame fixed on the ground, and the top of the push rod of the lifting cylinder passes upwards and stretches out from the top surface of the lower support frame, and then a lifting plate is fixed, and the two vertical side plates are fixed parallel to each other At the front and rear ends of the lifting plate.

The cutting device is fixed on the connecting beam, and the two ends of the connecting beam are respectively positioned on the two vertical side plates through two lateral movement mechanisms so as to be movable back and forth.

The lateral movement mechanism includes a horizontal guide groove horizontally arranged on the inner side of the vertical side plate, a guide slide block which is slidably matched with the horizontal guide groove and connected with the moving block, arranged horizontally on the vertical side plate and connected with the moving block. A horizontally moving screw screwed on the block and a lateral servo adjustment motor fixed on the vertical side plate and driving the laterally moving screw.

The structure of the first pipe clamping frame is the same as that of the second pipe clamping frame, and both include a horizontal fixing plate horizontally arranged on the front and rear side walls of the horizontal top plate, a vertical fixing plate vertically fixed on the top surface of the horizontal fixing plate, and a fixing plate. On the outer side wall of the vertical fixing plate and the horizontal clamping oil cylinder with the axis of the push rod arranged horizontally, the end of the push rod of the horizontal clamping oil cylinder protrudes from the corresponding vertical fixing plate and then connects a cylinder for pressing against the square tube Side clamping plate.

The limit assembly is positioned on the horizontal top plate at the left discharge channel through a door-shaped upper support frame; Pass through the limiting oil cylinder extending out of the upper transverse plate and the limiting vertical plate vertically fixed on the bottom end of the push rod and positioned above the left discharge channel.

A plurality of through slots are arranged on the length direction of the transverse top plate, and a guide conveying wheel is arranged at each of the through slots through an installation fixing plate installed on the transverse top plate, and a drive motor and a drive motor are fixed on one of the installation fixing plates. Driven by the driving gear, the rotating shaft of the guide conveying wheel is connected with a transmission gear that can mesh with the driving gear; the top surface of the guide conveying wheel is higher than the top surface of the horizontal top plate.

One end of the rotating shaft of one of the guide conveying wheels protrudes from a corresponding mounting plate, on which an encoder is fixed on the mounting plate, and the input shaft of the encoder is connected with one end of the rotating shaft of the guiding conveying wheel.

The beneficial effects of the present invention are:

Compared with the existing technology, it can automatically transport and clamp the square tube and perform automatic cutting. After the previous part is cut, it can automatically transport the square tube forward to realize subsequent cutting. The cutting effect is good and the efficiency is high.

Description of drawings

FIG. 1 is a schematic top view of an embodiment of the present invention.

Fig. 2 is an enlarged schematic diagram of diagram A in Fig. 1 .

Fig. 3 is an enlarged schematic view of diagram B in Fig. 1 .

Fig. 4 is a cross-sectional enlarged structural schematic diagram of the cutting operation part in the present invention.

Fig. 5 is a cross-sectional enlarged structural schematic diagram of the position of the limiting component in the present invention.

Fig. 6 is a cross-sectional enlarged structural schematic diagram of the driving motor in the present invention.

Symbols in the figure: baffle plate 1, horizontal conveying frame 10, left baffle plate 11, right baffle plate 12, processing through groove 13, horizontal fixing plate 14, vertical fixing plate 15, horizontal clamping cylinder 16, side clamping plate 17 , fixed connection block 18, lower support frame 20, lifting cylinder 21, lifting plate 22, vertical side plate 23, lateral movement mechanism 30, moving block 31, connecting beam 32, end connecting plate 33, lateral movement screw rod 34, lateral movement Servo adjustment motor 35, cutting device 40, cutting wheel 41, installation housing 42, cutting motor 43, installation fixed plate 50, guide conveying wheel 51, motor frame 52, guide conveying wheel 51, transmission gear 53, drive motor 54, drive Gear 55, encoder holder 56, encoder 57, square pipe 100, left discharge channel 111, right feed channel 121, lower horizontal limit plate 131, end block 132, through groove 133, anti-slip layer 171, guide Rod 172, upper support frame 181, limit oil cylinder 182, limit lifting plate 183, limit vertical plate 184, vertical guide rod 185, end plate 221, guide slider 311.

Detailed ways

Further description will be given below in conjunction with the embodiments shown in the accompanying drawings.

As shown in Figures 1 to 5, the automatic conveying and cutting device for square pipes for hoisting equipment includes a horizontal conveying frame 10, and the top of the horizontal conveying frame is provided with a horizontally arranged horizontal roof; the horizontal conveyor stands on the ground, and the length of the horizontal roof In the direction, the right feed channel, the first pipe clamping frame, the cutting operation part, the second pipe clamping frame and the left discharge channel 111 equipped with a limit assembly are arranged in sequence.

The front side and the rear side (respectively the lower side and the upper side in the top view of Fig. 1) of the left part of the top surface of the transverse top plate are vertically fixed with a left baffle 11, and a left discharge material is formed between the two left baffles. Channel 111; the front side and the rear side of the top right part of the horizontal top plate are vertically fixed with a right baffle plate 12, and a right feed channel 121 is formed between the two right baffle plates; the left discharge channel and the right discharge channel Align left and right and correspond. The square tube 100 to be processed is placed on the top surface of the horizontal top plate, and moves gradually from the right feed channel 121 to the direction of the discharge channel 111 during processing.

The middle part of the horizontal top plate of the horizontal conveying frame 10 is formed with a processing through groove 13, and a lower support frame 20 is fixed on the ground directly below the processing through groove, and a lifting oil cylinder 21 is fixed in the middle of the bottom surface of the top plate of the lower supporting frame. The top of the push rod passes upwards and stretches out the top plate top surface of the lower support frame (the top plate is made with a through hole for the push rod to pass through) and then the lifting plate 22 is fixed; the top surface front end and the rear end of the lifting plate are fixed vertically Side plate 23, two vertical side plates are vertically arranged on the front and rear sides of the processing slot, and the inner sidewalls of the two vertical side plates are fixed with a lateral movement mechanism 30; the moving blocks 31 of the two lateral movement mechanisms can be Move left and right, and the two ends of connecting beam 32 are respectively fixed on two moving blocks. Cutting device 40 is fixed on the connecting beam, and the cutting wheel 41 in the cutting device is positioned at the top of processing through groove, can carry out cutting processing to the square pipe at processing through groove 13 places. End plates 221 are fixed on the left and right side walls of the lifting plate 22, and the outer sides of the end plates are fixed on the outer walls of the corresponding vertical side plates 23; the rigidity of the vertical side plates can be increased.

Further, the left and right sides of the processing channel 13 are respectively fixed with a first pipe clamping frame and a second pipe clamping frame; the two pipe clamping frames have the same structure, and both include horizontally arranged on the front and rear side walls of the transverse top plate The horizontal fixed plate 14 on the upper surface, the vertical fixed plate 15 vertically fixed on the top surface of the horizontal fixed plate and the two horizontal clamping oil cylinders 16 respectively fixed on the outer side walls of the two vertical fixed plates; The ends of the push rods of the oil cylinder face each other, and respectively stretch out from the inner side walls of the corresponding vertical fixing plates 15 and fix the side clamping plates 17, and the two side clamping plates clamp the wall surface of the square tube together so that its fixed.

Further, an anti-slip layer 171 is fixed on the inner wall surface of the side clamping plate 17, and the anti-slip layer presses against the outer wall of the square tube 100 to prevent it from sliding.

Further, a plurality of guide rods 172 are fixed on the outer side wall of the side clamping plate 17, and the guide rods 172 are inserted into the guide through holes formed on the corresponding vertical fixing plate 15, so that the two sides clamp The boards remain parallel to each other while moving.

Further, in the position-limiting assembly, fixed connection blocks 18 are fixed on the front and rear side walls of the horizontal top plate at the left discharge channel 111, and the two vertical plates of the upper support frame 181 are fixed on the two fixed connection blocks. On the top surface of the upper horizontal plate, the upper ends of the two vertical plates are horizontally fixed to an upper horizontal plate (the two vertical plates and the upper horizontal plate form a glyph structure); The bottom of the position oil cylinder push rod stretches out from the bottom surface of the upper transverse plate of the upper support frame and fixes the limit lifting plate 183, and the bottom surface of the limit lifting plate fixes the limit vertical plate 184, and the limit vertical plate is in the left discharge position. Directly above the through groove 111, and the plane of the limit vertical plate is perpendicular to the length direction of the left discharge through groove.

Further, a plurality of vertical guide rods 185 are fixed on the top surface of the limit lifting plate 183, and the vertical guide rods are inserted into the guide through holes of the upper transverse plate of the upper support frame 181; the inner side of the guide through holes A guide sleeve is fixed on the wall, and the vertical guide rod 185 is inserted into the corresponding guide sleeve; this structural design can make the up and down movement of the limit oil cylinder 182 and the limit vertical plate 184 more stable and not deviate.

Further, a lower horizontal limiting plate 131 is provided directly below the processing through groove 13, end blocks 132 are fixed on the top surfaces of the left and right ends of the lower horizontal limiting plate, and the top surfaces of the end blocks are fixed on the horizontal top plate on the bottom surface.

A plurality of through grooves 133 are formed on the right side and left side of the processing through groove 13, and the front and rear of the bottom of the transverse top plate at the through groove are fixed with a fixed plate 50, and the guide conveying wheel 51 is between the two corresponding mounting and fixing plates 50, and the fixed rotating shaft in the middle of the guide conveying wheel is movably connected on the two installing and fixing plates 50 through bearings; One end of the rotating shaft stretches out from the corresponding mounting and fixing plate 50 and is fixed with transmission gear 53; On the vertical plate outer side wall of motor frame 52, drive motor 54 is fixed, and the end of the output shaft of drive motor starts from the inside of vertical plate The wall protrudes and is fixed with a driving gear 55; the driving gear is meshed with the transmission gear, and the upper part of the guide conveying wheel 51 is inserted in the corresponding through groove 133, and the top surface of the guide conveying wheel is higher than the top surface of the horizontal top plate.

Further, one end of the rotating shaft of one of the guide conveying wheels 51 protrudes from the corresponding installation and fixing plate 50, the installation and fixing plate 50 is fixed with an encoder fixing seat 56, and the encoder 57 is fixed on the encoder fixing seat, The input shaft of encoder 57 is connected with the protruding end of the rotating shaft of guide conveying wheel 51; The connection mode can adopt the input shaft of encoder 57 to be a spline shaft, and one end of the rotating shaft of guide conveying wheel 51 forms a spline hole, spline The shaft is inserted into the spline hole and matched with the spline hole to realize the connection.

Further, the lateral movement mechanism 30 includes an end connection plate 33 fixed on the left and right parts of the inner side wall of the vertical side plate 23, and the two ends of the lateral movement screw 34 are movably connected to the two end connection plates through bearings. 33; the lateral servo adjustment motor 35 is fixed on the outer wall of one of the end connecting plates, and the lateral servo adjustment motor drives the lateral movement screw rod 34 to rotate, and the moving block 31 is screwed on the lateral movement screw rod 34, and on the outer side wall of the moving block A guide slider 311 is fixed, and the guide slider is inserted into the transverse guide groove formed on the inner side wall of the corresponding vertical side plate 23 .

Further, the cutting device 40 includes an installation housing 42, the installation housing is fixed on the bottom surface of the connecting beam 32, a cutting wheel 41 is inserted in the installation housing, and a cutting wheel 41 is fixed on one of the outer walls of the installation housing. Motor 43, the output shaft of cutting motor is inserted and sleeved in the installation housing, cutting wheel 41 is fixed on the output shaft of cutting motor, and the bottom of cutting wheel stretches out from the bottom surface of installation housing.

A baffle plate 1 is fixed on the front and rear of the bottom of the connecting beam 32, the cutting wheel 41 is between the two baffle plates 1, and the bottom surface of the baffle plate is lower than the bottom surface of the cutting wheel 41; to eliminate potential safety hazards.

The working principle of this embodiment is: when in use, the square tube 100 to be processed is placed on the top surface of the horizontal top plate and inserted into the right feed channel 121, and all the driving motors 54 are run to make the guide conveying wheel 51 run and Move the square tube 100 to the left; Wherein, an encoder 57 is installed at the guide conveying wheel 51 on the right side of the processing channel 13, so that it can record the basic length of the transported square tube 100;

Then, the push rod of the limit oil cylinder 182 is pushed out, so that the limit vertical plate 184 is in the left discharge channel 111; after that, the left end of the square tube 100 extends into the left discharge channel 111 and is pressed against the limit vertical plate. On the right side wall of the straight plate 184, the limit is realized; then, through the simultaneous operation of the two horizontal servo adjustment motors 35, the two moving blocks 31 can be moved laterally, so that the cutting wheel 41 can be moved laterally, so that it moves to a square. The position where the tube 100 needs to be cut; at this time, the length from the cutting wheel 41 to the limit vertical plate 184 is the length that needs to be cut in the square tube 100; after the first adjustment is completed, the subsequent cutting of the same length does not need to be adjusted again , making the follow-up cutting more convenient and the effect more ideal;

Then, the push rods of all the horizontal clamping cylinders 16 are pushed so that the square tube 100 is clamped between all side clamping plates 17 to achieve fixation; finally, the cutting motor 43 operates to rotate the cutting wheel 41, and the cutting wheel 41 is rotated by the lifting cylinder 21. The push rod is retracted, so that the cutting wheel 41 descends, thereby cutting the square tube 100 .

After a cutting is completed, the push rod of the lifting cylinder 21 is pushed upwards, so that the cutting wheel 41 returns, and the cutting motor 43 stops running; (after the push rod of its horizontal clamping oil cylinder 16 is retracted, the inner wall of its side clamping plate 17 is basically aligned with the left baffle plate 11 and the right baffle plate 12), and all drive motors 54 are running. The running speed of the driving motor 54 on the left side of the groove 13 is faster than the running speed of the driving motor 54 on the right side, so that the cut square pipe material is directly conveyed from the left discharge channel 111, and the remaining The left end of square tube 100 has not yet entered the left discharge channel 111 (it has a relatively large distance between it and the stopper assembly); It is blocked in the middle of the left discharge channel 111; after the subsequent square tube 100 is pushed in, its left end presses against the limit vertical plate 184 to realize positioning; then, the aforementioned re-clamping and re-cutting can be performed again. It can cut the same length of square pipe material as before; such repeated cycles can realize mass production, which has good effect and high efficiency;

Wherein, when the square tube 100 is being transported, when the transporting position deviates, the square tube 100 can be adjusted by manual assistance to ensure normal transporting.

The embodiments are only used to illustrate the present invention, rather than to limit the present invention. Those of ordinary skill in the relevant technical field can also make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, all equivalent The technical solution also belongs to the category of the present invention, and the scope of patent protection of the present invention should be defined by the claims.

Claims (8)

1. An automatic conveying and cutting device for a square pipe for hoisting equipment comprises a transverse conveying frame (10) standing on the ground and horizontally provided with a transverse top plate at the top, and the transverse top plate horizontally arranged at the top of the transverse conveying frame; the method is characterized in that: a right feeding channel (121), a first pipe clamping frame, a cutting operation part, a second pipe clamping frame and a left discharging channel (111) provided with a limiting assembly are sequentially arranged in the length direction of the transverse top plate;

the left discharging channel is formed by two left baffles (11) which are vertically arranged and positioned at the left part of the transverse top plate at intervals;

the right feeding channel is formed by two right baffles (12) which are vertically arranged and positioned at the left part of the transverse top plate at intervals;

the cutting operation part comprises a lifting oil cylinder (21) which is arranged at the position of the processing through groove (13) and supported by a lower support frame (20), and a cutting assembly which is supported by the lifting oil cylinder to move up and down and can move along the motion axis direction of the pipe;

the first pipe clamping frame and the second pipe clamping frame respectively comprise two horizontal clamping oil cylinders (16) which are oppositely arranged on two sides of the bottom plate through supports to clamp and position the square pipe (100).

2. The automatic conveying and cutting device for the square pipe for the hoisting equipment according to claim 1, characterized in that: the lifting oil cylinder is supported by a lower supporting frame fixed on the ground, the top end of a push rod of the lifting oil cylinder (21) upwards penetrates through and extends out of the top surface of a top plate of the lower supporting frame, then a lifting plate (22) is fixed, and two vertical side plates (23) are fixed at the front end and the rear end of the lifting plate in parallel.

3. The automatic conveying and cutting device for the square pipes for the hoisting equipment according to claim 2, wherein: the cutting assembly is fixed on the connecting beam, and two ends of the connecting beam (32) can be positioned on the two vertical side plates in a back-and-forth moving mode through the two transverse moving mechanisms respectively.

4. The automatic conveying and cutting device for the square pipes for the hoisting equipment as claimed in claim 3, wherein: the transverse moving mechanism comprises a transverse guide groove horizontally arranged on the inner side face of the vertical side plate, a guide sliding block (311) in sliding fit with the transverse guide groove and connected with the moving block (31), a transverse moving screw (34) horizontally arranged on the vertical side plate and in threaded connection with the moving block, and a transverse servo adjusting motor (35) fixed on the vertical side plate and driving the transverse moving screw.

5. The automatic conveying and cutting device for the square pipes for the hoisting equipment as claimed in claim 4, wherein: the first pipe clamping frame is the same as the second pipe clamping frame in structure and comprises a horizontal fixing plate (14) horizontally arranged on the front side wall and the rear side wall of the transverse top plate, a vertical fixing plate (15) vertically fixed on the top surface of the horizontal fixing plate and a horizontal clamping oil cylinder (16) fixed on the outer side wall of the vertical fixing plate and horizontally arranged on a push rod axis, and the end part of a push rod of the horizontal clamping oil cylinder extends out of the corresponding vertical fixing plate and then is connected with a side clamping plate (17) used for pressing a square pipe.

6. The automatic conveying and cutting device for the square pipes for the hoisting equipment as claimed in claim 5, wherein: the limiting component is positioned on the transverse top plate at the left discharging through groove through an upper supporting frame in a shape like a Chinese character 'men'; the limiting assembly comprises a limiting oil cylinder (182) which is vertically arranged in the top surface of the upper transverse plate in the upper supporting frame (181), the bottom end of the push rod penetrates through the limiting oil cylinder and extends out of the upper transverse plate, and a limiting vertical plate (184) which is vertically fixed at the bottom end of the push rod and is positioned above the left discharging through groove.

7. The automatic square pipe conveying and cutting device for hoisting equipment as claimed in claim 6, wherein: a plurality of through grooves (133) are formed in the length direction of the transverse top plate, a guide conveying wheel (51) is arranged at each through groove through a mounting fixing plate (50) mounted on the transverse top plate, a driving motor (54) and a driving gear (55) driven by the driving motor are fixed on one mounting fixing plate, and a transmission gear (53) capable of being meshed with the driving gear is connected to a rotating shaft of the guide conveying wheel; the top surface of the guide conveying wheel is higher than the top surface of the transverse top plate.

8. The automatic square pipe conveying and cutting device for hoisting equipment as claimed in claim 7, wherein: one end of the rotating shaft of one guide conveying wheel (51) extends out of a corresponding mounting fixing plate (50), an encoder (57) is fixed on the mounting fixing plate, and the input shaft of the encoder is connected with one end of the rotating shaft of the guide conveying wheel.

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