CN217800166U - Raw material cutting device for cross rod of climbing ladder of power transmission tower - Google Patents

Abstract

The utility model discloses a cutting device for cross bar raw materials of climbing ladder of transmission tower, which comprises a horizontal base plate A, wherein a horizontal top plate A is arranged above the horizontal base plate A, four corners of the horizontal top plate are fixedly connected with the horizontal base plate A through supporting vertical rods A, a material receiving platform is arranged on one side of the top surface of the horizontal base plate A corresponding to a flat steel raw material conveying frame, a cutting lower die is fixed on the edge of the top of the side wall of the flat steel raw material conveying frame, and a cutting upper die is movably connected to one side of the bottom surface of the horizontal top plate A corresponding to the cutting lower die and back to the flat steel raw material conveying frame through a hydraulic punching machine A; the flat steel blank conveying belt is positioned on one side, back to the cutting lower die, of the cutting upper die, and a cutting positioning vertical plate is fixed on one side, back to the material receiving table, of the top surface of the horizontal base plate A. According to the structure, the utility model discloses a steel pylons climbing ladder horizontal pole raw materials cutting device, through band steel cutting device's structure to can carry out automatic cutout and blanking to band steel blank conveyer belt to the band steel raw materials and carry.

Description

Raw material cutting device for cross rod of climbing ladder of power transmission tower

Technical Field

The utility model relates to a transmission tower spare part automated production's technical field, concretely relates to transmission tower climbing ladder horizontal pole raw materials cutting device.

Background

The power transmission iron tower is a supporting point of an overhead line, is very sensitive to inclined deformation as a high-rise structure, and has high requirements on uneven settlement of a foundation. The common structural forms of the foundation of the power transmission tower comprise an independent foundation, an enlarged foundation and a pile foundation, the structural form of the power transmission tower mainly adopts a steel structure, materials for the power transmission tower mainly comprise hot-rolled angle steel, and the production and construction of the power transmission tower are generally to design and process various parts in a factory firstly and then assemble and fix the various parts in a construction site in a bolt or welding mode.

The height of the power transmission tower is generally within the range of 25-40 meters, and some power transmission towers can exceed 100 meters in a special mode. The power transmission iron tower needs to be maintained and overhauled at ordinary times, and workers need to climb up to the power transmission iron tower for operation, so that the power transmission iron tower is provided with a climbing ladder during design and construction.

A large number of cross rods are needed to be used for the climbing ladder of the power transmission tower, generally speaking, the interval between two adjacent cross rods is in the range of 30-40 cm, the number of the climbing ladder cross rods of the power transmission tower is nearly 100, a large number of climbing ladder cross rods need to be repeatedly produced during production, at present, flat steel is directly cut according to the size requirement through a cutting machine, and then the four corners of the flat steel are chamfered through the cutting machine. Because the processing quantity is large, the processing is finished by a plurality of staff in different processes at present, one operator firstly marks the flat steel raw material in sequence according to the length of the cross rod of the climbing ladder, and then the other operator cuts the marked flat steel raw material in sequence; still need an operative employee to carry out the chamfer marking off again in the band steel four corners department that cuts, the chamfer cutting also needs an operative employee to operate, and in addition an operative employee is responsible for the turnover of band steel specially, and the production mode leads to the human cost very big at present.

In addition, the cutting method is adopted for production at present, and the cut has a certain width regardless of flame cutting or grinding wheel cutting, so that extra material loss is caused besides the cut waste materials.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the shortcomings of the prior art are overcome, and the cross bar raw material cutting device of the climbing ladder of the power transmission tower is provided, and through the structure of the flat steel cutting device, flat steel raw materials can be automatically cut off and can be conveyed to a flat steel blank conveying belt in a blanking mode, so that the flat steel cutting efficiency and the cutting quality are guaranteed.

The utility model adopts the technical proposal that:

the cross bar raw material cutting device for the climbing ladder of the power transmission tower comprises a horizontal base plate A, wherein a horizontal top plate A is arranged above the horizontal base plate A, four corners of the horizontal top plate A are fixedly connected with the horizontal base plate A through supporting vertical rods A, the supporting vertical rods A downwards penetrate through the horizontal base plate A to form supporting legs A, a material receiving platform is arranged on the top surface of the horizontal base plate A and corresponds to one side of a flat steel raw material conveying frame, a cutting lower die is fixedly connected to the edge of the top of the side wall of the flat steel raw material conveying frame, of the material receiving platform, the bottom surface of the horizontal top plate A and the side, opposite to the flat steel raw material conveying frame, of the cutting lower die are vertically and movably connected with a cutting upper die through a hydraulic punching machine A, and the side wall, facing one side of the flat steel raw material conveying frame, of the cutting upper die is matched with the side wall, opposite to the flat steel raw material conveying frame, of the cutting lower die; the flat steel blank conveying belt wound above the transmission shaft penetrates through the space between the horizontal base plate A and the horizontal top plate A, the flat steel blank conveying belt wound below the transmission shaft penetrates through the space below the horizontal base plate A, the flat steel blank conveying belt is positioned on one side, back to the cutting lower die, of the cutting upper die, the top surface of the horizontal base plate A and one side, back to the material receiving platform, of the flat steel blank conveying belt are fixedly connected with a cutting positioning vertical plate through a supporting frame, the top edge of the cutting positioning vertical plate is higher than the top of the cutting lower die, and the bottom edge of the cutting positioning vertical plate is lower than the top edge of the flat steel blank conveying belt; the middle part of the receiving platform is also provided with a waste receiving groove, the waste receiving groove inclines upwards along the direction facing to the cutting positioning vertical plate, the receiving platform is provided with a matched through hole along the inclination direction of the waste receiving groove, when the waste receiving groove moves to the maximum stroke position along the direction facing to the cutting positioning vertical plate, the waste receiving groove is positioned between the flat steel blank conveying belt and the cutting upper die moving downwards to the maximum stroke position, and one end of the waste receiving groove facing to the cutting positioning vertical plate is positioned on one side of the flat steel blank conveying belt, which is back to the receiving platform, when the waste receiving groove moves to the maximum stroke position along the direction facing to the cutting positioning vertical plate along the through hole, one end of the waste receiving groove, which faces to the cutting positioning vertical plate, retreats to the receiving platform.

The utility model discloses a further improvement is, connect material table top face to be equipped with raw materials along band steel raw materials carriage's pay-off direction in proper order and carry spacing and raw materials transport the drive roller, the pivot both ends of raw materials transport the drive roller stretch out respectively after the raw materials transport the drive roller both ends with connect the fixed support riser A who establishes of material table top face to be connected through the bearing frame, the bearing frame passes through adjusting bolt B and supports riser A and adjust from top to bottom fixedly, connect the top surface of material table, be equipped with under corresponding to the raw materials transport the drive roller and carry the raw materials driven voller A with raw materials transport drive roller parallel arrangement, the raw materials is carried driven voller A and is rotated and is connected in the driven roller inslot A that connects material table top face to establish, the raw materials is carried driven voller A top face and is connect material table top face to flush, the driving motor A fixed connection of drive roller is in supporting riser A for the raw materials.

The utility model discloses a further improvement scheme is, spacing is carried including door type frame B to the raw materials, door type frame B fixed connection connects the tank bottom that the silo was met to the raw materials that flat steel raw material conveyer one side was established to material platform top surface, the raw materials connects the silo to run through the corresponding side lateral wall that connects the material platform to one side of flat steel raw material conveyer, top in the door type frame B is equipped with spacing roof, the raw materials connects the tank bottom of silo, still rotates under corresponding to spacing roof and is equipped with raw materials transport driven voller B, raw materials transport driven voller B locates the raw materials and connects in the driven roller groove B that the silo tank bottom was established, raw materials transport driven voller B top surface flushes with material platform top surface, the support riser A inner wall of door type frame B's both sides, be located spacing roof and do not be equipped with direction vertical roller B along raw materials direction's front side and rear side, spacing roof bottom surface is equipped with the raw materials transport driven voller C with raw materials transport silo B parallel arrangement, raw materials transport driven voller C is equipped with many, in proper order equidistant setting along raw materials transport direction.

The utility model discloses a further improvement scheme is, the top horizontal plate of the spacing roof of door type frame B is equipped with screw thread through-hole A, and adjusting bolt C's tip is connected with the connector rotation that spacing roof top surface was established after the screw thread through-hole A that passes the top horizontal plate downwards through the threaded connection with screw thread through-hole A.

The utility model discloses a further improvement is, cut off last mould fixed connection in horizontal connecting plate A's bottom, horizontal connecting plate A and hydraulic pressure punch A's telescopic link A bottom fixed connection, horizontal connecting plate A's bottom surface, be located and cut off the mould and be equipped with pressure material piece A towards one side of band steel raw materials carriage, press material piece A to correspond to be located the raw materials and carry the drive roller and cut off position department between the lower mould, press material piece A top fixedly connected with upwards pass horizontal connecting plate A correspond behind the through-hole established with nut B fixed connection, adjusting bolt D is located and is equipped with the spring B that has compressive stress between pressure material piece A and the horizontal connecting plate A, adjusting bolt D moves down to nut B and the contact of horizontal connecting plate A top surface under the spring B effect, presses material piece A bottom surface to be less than to cut off the mould bottom surface this moment.

The utility model discloses a further improvement is, connect the lateral wall of material platform dorsad band steel raw materials carriage one side, be located the through hole below and be equipped with driving motor B standing groove, driving motor B standing groove bottom pore wall of through hole upwards and communicate with the through hole, driving motor B standing groove runs through the lateral wall that connects the material platform to correspond the side dorsad band steel raw materials carriage one side, the waste material connects the inslot fixed to be equipped with driving motor B, driving motor B's output shaft passes through drive belt A and is connected with the drive wheel transmission of waste material groove drive gear with axle center fixed connection, waste material groove drive gear rotates the upper portion of connecting in driving motor B standing groove and is connected with the rack drive that the waste material connects the silo tank bottom to establish.

The utility model discloses a further improvement is, driving motor B standing groove is equipped with the apron that can open and close corresponding to connecing material platform dorsad band steel raw materials carriage one side.

The utility model discloses further improve the scheme and be, the bottom pore wall middle part of through hole, be equipped with the logical groove that matches with the rack along the extending direction of through hole, lead to the lateral wall that the groove runs through the material platform to and carry the band steel raw materials carriage dorsad, waste material groove drive gear upwards stretches out driving motor B standing groove, stretches into and runs through logical groove to be connected with the rack toothing of the waste material collecting tank bottom in the through hole.

The utility model discloses further improve the scheme and be, it is equipped with spacing bar groove A respectively along the extending direction symmetry that leads to the groove to lead to groove both sides cell wall, the waste material connects the tank bottom of silo, the both sides that correspond to the rack are equipped with respectively with spacing bar groove A that matches.

The utility model discloses a further improvement is, cut off the location riser and correspond to a set of parallel arrangement's of band steel raw materials carriage position department fixedly connected with direction riser towards the terminal surface that connects the material platform, cut off the even fixedly connected with gusset of terminal surface that the location riser connects the material platform dorsad, the direction riser connects the lateral wall of silo with the waste material respectively with the side end face in opposite directions to match, direction riser top is less than cut off the lower mould the direction riser extends to band steel blank conveyer belt top towards the one end that connects the material platform.

The utility model discloses further improve the scheme and be, the top border of direction riser outwards is equipped with leading-in turn-ups, leading-in turn-ups leans out along the orientation by lower supreme.

The utility model discloses a further improvement scheme is, the terminal surface fixedly connected with who cuts off the location riser and connect the material platform dorsad follows the leveling lever that raw materials direction of delivery set up, leveling lever passes the adapter sleeve that is fixed in the carriage top, and the lateral wall of adapter sleeve is connected with the puller bolt, cut off the location riser and pass through leveling lever and adapter sleeve be connected along to or connect the direction regulation of material platform dorsad towards, mounting panel and horizontal base plate A fixed connection are passed through to the support frame bottom.

The utility model discloses a further improvement scheme is, the fixed location platform that is equipped with band steel blank conveyer belt of horizontal base plate A top surface, location bench face is equipped with the spacing bar groove B who matches with drive belt B, when band steel blank conveyer belt is through horizontal base plate A, the bottom surface and the contact of location bench face of the band steel blank standing groove of band steel blank conveyer belt, the drive belt B of band steel blank conveyer belt is located spacing bar inslot B.

The beneficial effects of the utility model reside in that:

first, the utility model discloses a steel pylons climbing ladder horizontal pole raw materials cutting device can realize that the automatic cutout of band steel raw materials and the final blanking of chamfer are collected, only needs the material loading and the material turnover of an operative employee cooperation band steel raw materials, has not only improved production efficiency, has guaranteed production quality, but also has effectively reduced the production human cost.

Second, the utility model discloses a steel pylons climbing ladder horizontal pole raw materials cutting device through the structure of band steel raw materials carriage, and the band steel raw materials of being convenient for carry out the pay-off to can make the band steel raw materials advance accurate pay-off to band steel cutting device and cut off.

Third, the utility model discloses an iron tower climbing ladder horizontal pole raw materials cutting device, through band steel cutting device's structure to can carry out automatic cutout to the band steel raw materials and the blanking is carried to band steel blank conveyer belt, guaranteed band steel and cut off efficiency and cut off the quality.

Fourth, the utility model discloses a steel pylons climbing ladder horizontal pole raw materials cutting device carries spacing through connecing the raw materials on the material receiving platform to can make the band steel raw materials that band steel raw materials carriage carried carry can carry out the accuracy spacing through spacing is carried to the raw materials, guarantee that the band steel raw materials can cut off and make the band steel blank blanking after cutting off carry to the blank standing groove of band steel blank conveyer belt in.

Fifth, the utility model discloses an iron tower climbing ladder horizontal pole raw materials cutting device connects the effect of silo through the waste material to avoid the terminal left waste material of band steel raw materials to drop and connect the silo at the waste material, and connect the silo through the waste material and discharge the waste material, avoid the waste material to fall on band steel blank conveyer belt and influence follow-up production and processing.

Sixth, the utility model discloses an iron tower climbing ladder horizontal pole raw materials cutting device carries driven voller A, raw materials through direction edger roll A, direction edger roll B, raw materials, carries driven voller B, raw materials's effect to the band steel raw materials of being convenient for is carried.

Seventh, the utility model discloses an iron tower climbing ladder horizontal pole raw materials cutting device, the band steel raw materials leads to band steel raw materials middle part to the bending in one side because the reason of self focus and gravity in the transportation, in order to make the band steel raw materials pay-off as smoothly as possible, so place the band steel raw materials in the time of band steel raw materials carriage, the messenger places the band steel raw materials according to middle part downwarping direction, then connect the raw materials transportation driven voller B that the silo was established when the band steel raw materials passes through the raw materials, because the roll surface of raw materials transportation driven voller flushes with connecing the material platform, be higher than the raw materials and connect the silo, so the effect of aligning can be played the band steel raw materials when the band steel raw materials carries driven voller B through the raw materials.

Eighth, the utility model discloses a steel pylons climbing ladder horizontal pole raw materials cutting device is through the effect that cuts off the location riser to can guarantee that the length that cuts off back band steel blank is the same with the required length of climbing ladder horizontal pole, guarantee processingquality's uniformity.

Ninth, the utility model discloses a steel pylons climbing ladder horizontal pole raw materials cutting device through the direction riser and the leading-in turn-ups that cut off the location riser to can guarantee that the band steel blank after cutting off corresponds and falls into in the blank standing groove of band steel blank conveyer belt.

Tenth the utility model discloses a steel pylons climbing ladder horizontal pole raw materials cutting device, the effect through the leveling lever and the adapter sleeve that cut off the location riser to can adjust according to different climbing ladder horizontal pole length requirements.

Eleventh, the utility model discloses a steel pylons climbing ladder horizontal pole raw materials cutting device through the blank standing groove structure of band steel blank conveyer belt to it is fixed to guarantee to fall into the band steel blank that falls into in the blank standing groove after can being convenient for the band steel blank falls into in the blank standing groove, and can adjust the removal along the horizontal direction of perpendicular to band steel blank conveyer belt direction of transfer under the exogenic action.

Twelfth, the utility model discloses an iron tower climbing ladder horizontal pole raw materials cutting device through the effect of aligning riser A and aligning riser B, can guarantee through the position and the band steel chamfer device A phase-match of aligning riser A back band steel blank, through the position and the band steel chamfer device B phase-match of aligning riser B back band steel blank.

Thirteenth the utility model discloses a steel pylons climbing ladder horizontal pole raw materials cutting device, through the structure of band steel chamfer device, can carry out the chamfer operation simultaneously with the two angles of band steel wherein one end, improved chamfer efficiency to the chamfer effect has been guaranteed.

Fourteenth the utility model discloses a steel pylons climbing ladder horizontal pole raw materials cutting device, the band steel spacing groove and spacing lug or the spacing cushion that the spacing B formed that establishes through the chamfer lower mould to carry on spacingly to the band steel blank, thereby can carry out the chamfer of band steel blank, guaranteed the chamfer quality.

Fifteenth, the utility model discloses a steel pylons climbing ladder horizontal pole raw materials cutting device, through the effect of spacing cushion block, thus can process the chamfer of different chamfer volume according to the requirement of climbing ladder horizontal pole, different chamfer volume can form the chamfer of different length, the chamfer border is the welding department of climbing ladder horizontal pole and climbing ladder pole setting angle steel, thus can change the welding volume of climbing ladder horizontal pole and climbing ladder pole setting angle steel according to the requirement of actual steel pylons; and the climbing ladder horizontal pole that the flat iron blank of same length was processed can make fat cat ladder horizontal pole tip and the distance of the dog-ear department of climbing ladder pole setting angle steel different because of the chamfer volume difference, and then can make the flat iron blank of same length can be applicable to the spout cat ladder horizontal pole that processes more the climbing ladder that is fit for different width.

Sixteenth, the utility model discloses a steel pylons climbing ladder horizontal pole raw materials cutting device, the spacing bar groove C that establishes through spacing bar groove and the conveyer belt conveying frame that the locating platform established to can make flat steel blank conveyer belt steadily carry.

Seventeenth, the utility model discloses an iron tower climbing ladder horizontal pole raw materials cutting device through the effect of the baffle of unloading to can make the band steel blank and the band steel blank standing groove separation of the completion chamfer of baffle position department of unloading and blanking to the band steel collecting vat in.

Drawings

Fig. 1 is a schematic top view of the present invention.

Fig. 2 is a front cross-sectional enlarged schematic view of the flat bar cutting apparatus before cutting the flat bar material.

Fig. 3 is a front cross-sectional enlarged schematic view of the flat bar cutting apparatus after cutting the flat bar material.

Fig. 4 is a front cross-sectional enlarged schematic view of the receiving table in fig. 2.

Fig. 5 is an enlarged left-view illustration of the receiving table of the waste-removing receiving chute.

Fig. 6 is an enlarged schematic view of the flat steel blank conveyor belt at the position corresponding to the flat steel chamfering device a.

Fig. 7 is an enlarged view of the flat steel blank conveyor belt at the position corresponding to the flat steel chamfering device B.

Fig. 8 is an enlarged plan view of the lower chamfering die.

Fig. 9 is an enlarged plan view of the lower chamfering die attached to the upper chamfering die.

Detailed Description

With reference to fig. 1 to 9, the raw material cutting device for the cross bar of the climbing ladder of the power transmission tower comprises a flat steel raw material conveying frame 1, wherein the tail end of the flat steel raw material conveying frame 1 is connected with a flat steel cutting device 2, the flat steel cutting device 2 is arranged at one end of a flat steel blank conveying belt 3, the flat steel blank conveying belt 3 is perpendicular to the flat steel raw material conveying frame 1, extends into one side of the flat steel cutting device 2 and then extends out of the other side of the flat steel blank conveying belt, the flat steel blank conveying belt 3 is in winding transmission connection with a transmission shaft, the flat steel raw material conveying frame 1 extends out of the flat steel cutting device 2 and then sequentially passes through a flat steel chamfering device A4, a flat steel chamfering device B5 and a flat steel collecting device 6, the flat steel chamfering device A4 is positioned at one side of the flat steel blank conveying belt 3 facing the flat steel raw material conveying frame 1, the flat steel chamfering device B5 is positioned at one side of the flat steel conveying belt 3 back to the flat steel raw material conveying frame 1, the flat steel collecting device 6 is located at the conveying end of the flat steel blank conveying belt 3, a flat steel positioning and aligning vertical plate A7 is further arranged on one side, facing the flat steel raw material conveying frame 1, of the flat steel blank conveying belt 3 and between the flat steel raw material conveying frame 1 and the flat steel chamfering device A4, the flat steel blank conveying belt 3 is back to one side of the flat steel raw material conveying frame 1, a flat steel positioning and aligning vertical plate B8 is further arranged between the flat steel chamfering device A4 and the flat steel chamfering device B5, the flat steel blank conveying belt 3 comprises an annular transmission belt B32 connected with a transmission shaft in a winding transmission mode, a plurality of flat steel blank accommodating grooves 10 are uniformly distributed on the outer surface of the annular transmission belt B32, the flat steel blank accommodating grooves 10 are through groove structures arranged in parallel to the conveying direction of the flat steel raw material 90, and when one of the flat steel blank accommodating grooves 10 of the flat steel blank conveying belt 3 corresponds to the flat steel cutting device 2, the flat steel blank conveying belt 3 has corresponding flat steel blank accommodating grooves 10 corresponding to the flat steel chamfering device A4 and the flat steel chamfering device B5, the flat steel raw material 90 is conveyed to the flat steel cutting device 2 through the flat steel raw material conveying frame 1 and is cut into a flat steel blank and falls to the flat steel blank conveying belt 3, the flat steel blank conveying belt 3 aligns the vertical plate A7 through flat steel positioning to enable one end of the flat steel blank facing the flat steel raw material conveying frame 1 to be matched with the flat steel chamfering device A4, the flat steel blank conveying belt 3 enables the flat steel blank to chamfer towards the corresponding end of one end of the flat steel raw material conveying frame 1 through the flat steel chamfering device A4, the flat steel blank conveying belt 3 aligns the vertical plate B8 through flat steel positioning to enable one end of the flat steel blank with the flat steel chamfering device B5 to enable one end of the flat steel blank with the chamfer to be backed to the corresponding end of one end of the flat steel raw material conveying frame 1, and the flat steel blank conveying belt 3 collects the flat steel blank processed through the flat steel collecting device 6 through the flat steel blank conveying belt.

The flat steel raw material conveying frame 1 comprises a horizontal conveying plate arranged along the conveying direction of the flat steel raw material, the horizontal conveying plate extends to a flat steel cutting device 2, a plurality of door-shaped frames A13 are sequentially arranged at equal intervals along the conveying direction at the top of the horizontal conveying plate, two side rods in the range of the door-shaped frames A13 are respectively and rotatably connected with guide vertical rollers A, and the flat steel raw material 90 sequentially penetrates through the guide vertical rollers A of the door-shaped frames A13.

The door-shaped frame A13 is internally provided with a pressing strip 12 arranged along the conveying direction of the flat steel raw material conveying frame 1, the top of the pressing strip 12 is fixedly connected with an adjusting bolt A14 which is arranged upwards, the top end of the adjusting bolt A14 upwards penetrates out of the top surface of the door-shaped frame A13 and is fixedly connected with a nut A, the adjusting bolt A14 is positioned between the pressing strip 12 and the top surface of the door-shaped frame A13, a spring A with compressive stress is sleeved on the adjusting bolt A14, and the flat steel raw material 90 is positioned between a flat steel raw material conveying plate and the pressing strip 12.

The flat steel cutting device 2 comprises a horizontal base plate A19, a horizontal top plate A20 is arranged above the horizontal base plate A19, four corners of the horizontal top plate A20 are fixedly connected with the horizontal base plate A19 through supporting vertical rods A21, the supporting vertical rods A21 penetrate through the horizontal base plate A19 downwards to form supporting legs A, a material receiving platform 22 is arranged on the top surface of the horizontal base plate A19 and corresponds to one side of the flat steel raw material conveying frame 1, the material receiving platform 22 is fixedly connected with a cutting lower die 23 back to the top edge of the side wall of the flat steel raw material conveying frame 1, a cutting upper die 24 is movably connected to the bottom surface of the horizontal top plate A20 and corresponds to one side, back to the flat steel raw material conveying frame 1, of the cutting lower die 23 through a hydraulic punching machine A25 up and down, and the side wall of one side, facing the flat steel raw material conveying frame 1, of the cutting upper die 24 is matched with the side wall of one side, back to the flat steel raw material conveying frame 1, of the cutting lower die 23; the flat steel blank conveying belt 3 wound above the transmission shaft penetrates through the space between the horizontal base plate A19 and the horizontal top plate A20, the flat steel blank conveying belt 3 wound below the transmission shaft penetrates through the space below the horizontal base plate A19, the flat steel blank conveying belt 3 is positioned on one side, back to the cutting lower die 23, of the cutting upper die 24, the cutting positioning vertical plate 30 is fixedly connected to the top surface of the horizontal base plate A19 and one side, back to the material receiving platform 22, of the flat steel blank conveying belt 3 through a support frame 31, the top edge of the cutting positioning vertical plate 30 is higher than the top of the cutting lower die 23, and the bottom edge of the cutting positioning vertical plate 30 is lower than the top edge of the flat steel blank conveying belt 3; the middle of the receiving platform 22 is further provided with a waste receiving groove 36, the waste receiving groove 36 inclines upwards along the direction facing the cutting positioning vertical plate 30, the receiving platform 22 is provided with a matched through hole 37 along the inclination direction of the waste receiving groove 36, when the waste receiving groove 36 moves to the maximum stroke position along the direction facing the cutting positioning vertical plate 30 along the through hole 37, the waste receiving groove 36 is located between the flat steel blank conveying belt 3 and the cutting upper die 24 moving downwards to the maximum stroke position, and one end of the waste receiving groove 36 facing the cutting positioning vertical plate 30 is located on one side of the flat steel blank conveying belt 3 back to the receiving platform 22, and when the waste receiving groove 36 moves to the maximum stroke position along the direction of the through hole 37 back to the cutting positioning vertical plate 30, one end of the waste receiving groove 36 facing the cutting positioning vertical plate 30 retreats back to the receiving platform 22.

The top surface of the receiving table 22 is sequentially provided with a raw material conveying limiting frame and a raw material conveying driving roller 28 along the feeding direction of the flat steel raw material conveying frame 1, two ends of a rotating shaft of the raw material conveying driving roller 28 extend out of two ends of the raw material conveying driving roller 28 respectively and then are connected with a supporting vertical plate A53 fixedly arranged on the top surface of the receiving table 22 through a bearing seat, the bearing seat is vertically adjusted and fixed with the supporting vertical plate A53 through an adjusting bolt B54, a raw material conveying driven roller A88 arranged in parallel with the raw material conveying driving roller 28 is arranged under the top surface of the receiving table 22 corresponding to the raw material conveying driving roller 28, the raw material conveying driven roller A88 is rotatably connected in a driven roller groove A89 formed in the top surface of the receiving table 22, the top surface of the raw material conveying driven roller A88 is flush with the top surface of the receiving table 22, and a driving motor A55 of the raw material conveying driving roller 28 is fixedly connected to the supporting vertical plate A53.

The raw material conveying limiting frame comprises a door-shaped frame B56, the door-shaped frame B56 is fixedly connected to the bottom of a raw material receiving groove 60 formed in the top surface of a receiving platform 22 and facing one side of a flat steel raw material conveying frame 1, one side of the raw material receiving groove 60 facing one side of the flat steel raw material conveying frame 1 penetrates through the side wall of the corresponding side of the receiving platform 22, a limiting top plate 29 is arranged at the top in the door-shaped frame B56, a raw material conveying driven roller B59 is rotatably arranged under the bottom of the raw material receiving groove 60 and corresponding to the limiting top plate 29, the raw material conveying driven roller B59 is arranged in a driven roller groove B formed in the bottom of the raw material receiving groove 60, the top surface of the raw material conveying driven roller B59 is flush with the top surface of the receiving platform 22, guide vertical rollers B62 are respectively arranged on the inner walls of supporting vertical plates A53 on the two sides of the door-shaped frame B56 and positioned on the front side and the rear side of the limiting top plate 29 in the raw material conveying direction, the bottom surface of the limiting top plate 29 is provided with raw material conveying driven rollers C61 arranged in parallel to the raw material conveying driven roller B59, and a plurality of raw material conveying driven rollers C61 are arranged at equal intervals in sequence in the raw material conveying direction.

The top horizontal plate of the top limit top plate 29 of the portal frame B56 is provided with a threaded through hole A, and the end part of the adjusting bolt C57 is connected with the threaded through hole A in a threaded manner, penetrates through the threaded through hole A of the top horizontal plate downwards and then is connected with a connector 58 arranged on the top surface of the top limit top plate 29 in a rotating manner.

Cut off last mould 24 fixed connection in the bottom of horizontal connecting plate A27, horizontal connecting plate A27 and hydraulic pressure punching machine A25's telescopic link A40 bottom fixed connection, horizontal connecting plate A27's bottom surface, be located and cut off that last mould 24 is equipped with towards one side of flat steel raw materials carriage 1 and press material piece A26, press material piece A26 to correspond and be located raw materials carry drive roller 28 and cut off position department between the lower mould 23, press material piece A26 top fixedly connected with upwards pass behind the through-hole that horizontal connecting plate A27 corresponds the established with nut B42 fixed connection after the adjusting bolt D41 that sets up, adjusting bolt D41 is located and is equipped with the spring B76 that has compressive stress between material piece A26 and the horizontal connecting plate A27, adjusting bolt D41 moves down under the effect of spring B76 and contacts with horizontal connecting plate A27 top surface to nut B42, presses material piece A26 bottom surface to be less than to cut off last mould 24 bottom surfaces at this moment.

The side wall of one side, back to the flat steel raw material conveying frame 1, of the receiving platform 22 is provided with a driving motor B placing groove 51 below the through hole 37, the driving motor B placing groove 51 upwards penetrates through the bottom hole wall of the through hole 37 and is communicated with the through hole 37, one side, back to the flat steel raw material conveying frame 1, of the driving motor B placing groove 51 penetrates through the side wall of the corresponding side of the receiving platform 22, a driving motor B52 is fixedly arranged in the waste receiving groove 36, an output shaft of the driving motor B52 is in transmission connection with a transmission wheel 63 fixedly connected with the waste groove driving gear 38 through a transmission belt A64, and the waste groove driving gear 38 is rotatably connected to the upper portion in the driving motor B placing groove 51 and is in transmission connection with a rack 39 arranged at the bottom of the waste receiving groove 36.

The driving motor B placement groove 51 is provided with a cover plate 67 which can be opened and closed corresponding to the side of the receiving platform 22 opposite to the flat steel raw material conveying rack 1.

A through groove 65 matched with the rack 39 is formed in the middle of the bottom hole wall of the through hole 37 along the extending direction of the through hole 37, the through groove 65 penetrates through the side wall of the receiving platform 22 facing and facing away from the flat steel raw material conveying frame 1, and the waste material groove driving gear 38 upwards extends out of the driving motor B placing groove 51, extends into the through groove 65 and is meshed and connected with the rack 39 at the bottom of the waste material receiving groove 36 in the through hole 37.

The groove wall of logical groove 65 both sides is equipped with spacing bar groove A66 along the extending direction symmetry of logical groove 65 respectively, the tank bottom of waste material receiving groove 36, the both sides that are corresponding to rack 39 are equipped with the spacing bar A who matches with spacing bar groove A66 respectively.

The end face, facing the material receiving table 22, of the cutting positioning vertical plate 30 is fixedly connected with a group of guide vertical plates 35 which are arranged in parallel, the position, corresponding to the flat steel raw material conveying frame 1, of the end face, facing away from the material receiving table 22, of the cutting positioning vertical plate 30 is evenly and fixedly connected with rib plates 46, the guide vertical plates 35 and the end faces, facing the side, of the guide vertical plates 35 are respectively matched with the outer side wall of the waste material receiving groove 36, the top of each guide vertical plate 35 is lower than the cutting lower die 23, and one end, facing the material receiving table 22, of each guide vertical plate 35 extends to the position above the flat steel blank conveying belt 3.

The top edge of the guide vertical plate 35 is provided with a guide flange 47 outwards, and the guide flange inclines outwards along the direction from bottom to top.

The end face, back to the material receiving table 22, of the cutting and positioning vertical plate 30 is fixedly connected with a horizontal adjusting rod 43 arranged along the raw material conveying direction, the horizontal adjusting rod 43 penetrates through a connecting sleeve 44 fixed at the top of the support frame 31, the side wall of the connecting sleeve 44 is connected with a puller bolt 45, the cutting and positioning vertical plate 30 is adjusted along the direction facing or back to the material receiving table 22 through the connection of the horizontal adjusting rod 43 and the connecting sleeve, and the bottom of the support frame 31 is fixedly connected with a horizontal base plate A19 through a mounting plate 48.

The fixed locating platform 33 that is equipped with band steel blank conveyer belt 3 of horizontal base plate A19 top surface, the locating platform 33 top surface is equipped with the spacing bar groove B34 that matches with drive belt B32, and when band steel blank conveyer belt 3 when horizontal base plate A19, the bottom surface and the locating platform 33 top surface contact of band steel blank standing groove 10 of band steel blank conveyer belt 3, the drive belt B32 of band steel blank conveyer belt 3 is located spacing bar groove B34.

The flat steel chamfering device A4 and the flat steel chamfering device B5 respectively comprise a '21274', a shaped base frame 82 with an opening facing the flat steel blank conveying belt 3, a supporting leg B7 is fixedly connected to the bottom in the '21274' shaped base frame 82, a chamfering lower die 68 is vertically and movably connected to a bottom plate in the '21274' shaped base frame 82 through a lifting driving device 69, the lifting driving device 69 is fixedly connected to the bottom plate of the '21274' shaped base frame 82, a chamfering upper die 70 is vertically and movably connected to one side, opposite to the flat steel blank conveying belt 3, of a top plate in the '21274' shaped base frame 82, corresponding to the chamfering lower die 68 through a hydraulic punch B71, when the chamfering lower die 68 moves upwards to the maximum stroke, the bottom surface of the flat steel blank placed on the flat steel blank conveying belt 3 is flush with the bottom of the corresponding flat steel blank placing groove 10, when the chamfering lower die 68 moves downwards to the maximum stroke, the highest position of the top of the chamfering lower die 68 is lower than the bottom of the flat steel blank conveying belt 10, and when the chamfering upper die 70 moves upwards to the maximum stroke of the chamfering lower die 70.

The upper chamfering die 70 is an L-shaped vertical plate, the cross section of the inner wall of the L-shaped vertical plate is an isosceles triangle, the side wall of one side, facing away from the flat steel blank conveying belt 3, of the lower chamfering die 68 is a chamfering end face 84 matched with the inner wall of the upper chamfering die 70, a limiting lug 86 is fixedly arranged at the top face of the lower chamfering die 68 and the vertex angle position of the chamfering end face 84, two sides of the limiting lug 86 extend to be flush with the chamfering end face 84, and one side end face, facing the flat steel blank conveying belt 3, of the limiting lug 86 is flush with the corresponding end of a flat steel blank positioned and aligned with the vertical plate A7 or the flat steel positioned and aligned with the vertical plate B8.

The end face, facing the flat steel blank conveying belt 3, of the limiting bump 86 is detachably and fixedly connected with a limiting cushion block 87, and the end face, facing the flat steel blank conveying belt 3, of one side of the limiting cushion block 87 is flush with the corresponding end of the flat steel blank positioned and aligned on the vertical plate A7 or the vertical plate B8.

The top surface of the lower chamfering die 68 and the edge of the adjacent side wall of the chamfering end surface 84 are symmetrically provided with limiting strips B85, and flat steel limiting grooves 83 are formed between the limiting strips B85.

The chamfering upper die 70 is fixedly connected to the bottom of the horizontal connecting plate B73, the horizontal connecting plate B73 is fixedly connected with the bottom end of an expansion rod B78 of the hydraulic punching machine B71, a material pressing block B72 is arranged on the bottom surface of the horizontal connecting plate B73 and on one side, facing the flat steel blank conveying belt 3, of the chamfering upper die 70, the material pressing block B72 is correspondingly located at the position of the flat steel limiting groove 83, an adjusting bolt E75 which is upwards arranged is fixedly connected to the top of the material pressing block B72, fixedly connected with the top of the material pressing block B72, penetrates through a through hole which the horizontal connecting plate B73 is correspondingly arranged, and then is fixedly connected with a nut C77, a spring C76 with pressure stress is sleeved between the material pressing block B72 and the horizontal connecting plate B73 through the adjusting bolt E75, the adjusting bolt E75 downwards moves under the action of the spring C76 until the nut C77 is contacted with the top surface of the horizontal connecting plate B73, and at the bottom surface of the material pressing block B72 is lower than the bottom surface of the chamfering upper die 70.

The bottom of the flat steel blank holding groove 10 is fixedly connected with a magnetic sticker 49, and the inner wall edges of the groove walls 11 on the two sides of the flat steel blank holding groove 10 are provided with a guide slope 50 which inclines outwards along the direction from bottom to top.

The part of the flat steel blank conveying belt 3 wound above the transmission shaft and extending out of the flat steel cutting device 2 is placed on a conveying belt conveying frame 80, the conveying belt conveying frame 80 is arranged along the conveying direction of the flat steel blank conveying belt 3, the top surface of the conveying belt conveying frame 80 is provided with a limiting strip-shaped groove C81 matched with a conveying belt B32, when the flat steel blank conveying belt 3 passes through the conveying belt conveying frame 80, the bottom surface of the flat steel blank placing groove 10 of the flat steel blank conveying belt 3 is in contact with the top surface of the conveying belt conveying frame 80, and the conveying belt B32 of the flat steel blank conveying belt 3 is positioned in the limiting strip-shaped groove C81.

The two sides of the conveying belt conveying frame 80 extend out of the two sides of the flat steel blank conveying belt 3 respectively, and the flat steel positioning and aligning vertical plate A7 and the flat steel positioning and aligning vertical plate B8 are fixedly connected to the tops of the two opposite sides of the conveying belt conveying frame 80 respectively.

The flat steel positioning alignment vertical plate A7 sequentially comprises an arc-shaped guide-in vertical plate A15 and a guide-positioning vertical plate A16 along the conveying direction of the flat steel blank conveying belt 3, the extending direction of the guide-positioning vertical plate A16 is parallel to the conveying direction of the flat steel blank conveying belt 3, the arc-shaped guide-in vertical plate A15 is fixedly connected with the guide-positioning vertical plate A16 in a smooth transition mode, and the arc-shaped guide-in vertical plate A15 inclines along the conveying direction of the flat steel blank conveying belt 3 to the direction close to the flat steel blank conveying belt 3.

The distance between one end of the arc-shaped leading-in vertical plate A15, which is far away from the guiding and positioning vertical plate A16, and the corresponding side of the flat steel blank conveying belt 3 is larger than the distance between the cutting lower die 23 and the corresponding side of the flat steel blank conveying belt 3, and the distance between the guiding and positioning vertical plates A16 is smaller than the distance between the cutting lower die 23 and the corresponding side of the flat steel blank conveying belt 3.

The flat steel positioning alignment vertical plate B8 sequentially comprises an arc-shaped guide-in vertical plate B17 and a guide-positioning vertical plate B18 along the conveying direction of the flat steel blank conveying belt 3, the extending direction of the guide-positioning vertical plate B18 is parallel to the conveying direction of the flat steel blank conveying belt 3, the arc-shaped guide-in vertical plate B17 is fixedly connected with the guide-positioning vertical plate B18 in a smooth transition mode, and the arc-shaped guide-in vertical plate B17 inclines towards the direction close to the flat steel blank conveying belt 3 along the conveying direction of the flat steel blank conveying belt 3.

The distance between one end of the arc-shaped leading-in vertical plate B17, which is far away from the guiding and positioning vertical plate B18, and the corresponding side of the flat steel blank conveying belt 3 is larger than the distance between the cutting and positioning vertical plate 30 and the corresponding side of the flat steel blank conveying belt 3, and the distance between the guiding and positioning vertical plates B18 is smaller than the distance between the cutting and positioning vertical plate 30 and the corresponding side of the flat steel blank conveying belt 3.

The two sides of the conveying belt conveying frame 80, which correspond to the conveying end of the flat steel blank conveying belt 3, are respectively and symmetrically and fixedly connected with the discharging guide plates 9, the discharging guide plates 9 are inclined downwards along the horizontal conveying direction of the flat steel blank conveying belt 3, the height of the tops of the discharging guide plates 9 is lower than the height of the bottoms of the flat steel blank accommodating grooves 10, and the bottoms of the discharging guide plates 9 extend out of the flat steel blank conveying belt 3 along the conveying direction of the flat steel blank conveying belt 3 and extend to the position right above the flat steel collecting device 6; the distance between the discharging guide plate 9 positioned on the same side of the flat steel chamfering device A4 and the corresponding side of the flat steel blank conveying belt 3 is smaller than the distance between the flat steel chamfering device A4 and the corresponding side of the flat steel blank conveying belt 3, and the distance between the discharging guide plate 9 positioned on the same side of the flat steel chamfering device B5 and the corresponding side of the flat steel blank conveying belt 3 is smaller than the distance between the flat steel chamfering device B5 and the corresponding side of the flat steel blank conveying belt 3.

When the flat steel blank pressing device is produced, firstly, according to the size of the flat steel raw material 90, the distance between the pressing bar 12 and the horizontal conveying plate, the distance between the raw material conveying driving roller 28 and the corresponding raw material conveying driven roller A88 and the distance between the raw material conveying driven roller C61 and the raw material conveying driven roller B59 are respectively matched with the flat steel raw material 90 through the adjusting bolt A14, the nut A, the adjusting bolt B54 and the adjusting bolt C57, and in addition, the pressing acting force of the pressing block A26 on the flat steel raw material 90 and the pressing acting force of the pressing block B72 on the flat steel blank are respectively matched with the production requirements through the adjusting bolt D41, the nut A42, the adjusting bolt E75 and the nut C77; according to the size requirement of the cross rod of the climbing ladder of the power transmission tower, whether a limiting cushion block 87 needs to be connected and fixed on the limiting convex block 86 is determined; then, the flat steel raw material 90 is placed on the flat steel raw material conveying frame 1 along the extension direction of the flat steel raw material conveying frame 1 and sequentially penetrates through the portal frame A13 respectively, and at the moment, the flat steel raw material 90 is limited between a horizontal conveying plate and a pressing strip 12 of the flat steel raw material conveying frame 1 in the vertical direction and between guide vertical rollers A of the portal frame A13 in the two side directions; the flat steel raw material 90 placed on the flat steel raw material conveying frame 1 extends to the receiving platform 22 and sequentially passes through the raw material conveying limiting frame and the raw material conveying driving roller 28 on the receiving platform 22, at the moment, the flat steel raw material 90 on the receiving platform 22 is limited between the raw material conveying driven roller C61 and the raw material conveying driven roller B59 of the limiting top plate 29 in the vertical direction and between the guiding vertical rollers B62 in the two side directions, and then extends out towards the direction of the cutting and positioning vertical plate 30 after passing through the raw material conveying driving roller 28 and the corresponding raw material conveying driven roller A88; at the moment, the telescopic rod A40 of the hydraulic punching machine A25 retracts upwards to the maximum stroke, and the driving motor B52 drives the waste material groove driving gear 38 to drive the waste material receiving groove 36 to extend out towards the direction of cutting off the positioning vertical plate 30; according to the length of the required climbing ladder cross bar of the transmission tower, the jacking bolt 45 is loosened, the cutting and positioning vertical plate 30 is moved to the position, where the distance between the cutting and positioning vertical plate 30 and the end surface of the lower cutting die 23 facing to one side of the cutting and positioning vertical plate 30 is equal to the length of the climbing ladder cross bar of the transmission tower through the horizontal adjusting rod 43 arranged in the connecting sleeve 44, and then the jacking bolt 45 is screwed; at this time, the flat steel blank conveying belt 3 is conveyed under the action of the transmission shaft, when the flat steel blank conveying belt 3 is conveyed to one of the flat steel blank placing grooves 10 and corresponds to the guide vertical plate 35, the flat steel blank conveying belt 3 stops conveying, then the driving motor a55 of the raw material conveying driving roller 28 is started, so that the raw material conveying driving roller 28 is driven to move the flat steel raw material 90 to the cutting and positioning vertical plate 30 for a period of time, when the length of the flat steel raw material 90 is insufficient, the flat steel raw material conveying driving roller 28 continuously conveys the flat steel raw material 90 forwards until the last remaining tailings of the flat steel raw material 90 directly fall downwards from the material receiving table 22 into the scrap material receiving groove 36, the driving motor B52 is started to drive the scrap material receiving groove 36 to move towards the direction far away from the cutting and positioning vertical plate 30 to return to the material receiving table 22, and the tailings of the flat steel raw material falling in the scrap material receiving groove 36 are discharged through the scrap material receiving groove 36; when the flat steel raw material 90 is long enough, the flat steel raw material 90 contacts with the cutting and positioning vertical plate 30, and then the driving motor B52 is started to drive the waste material receiving groove 36 to move to the returning material receiving table 22 in the direction away from the cutting and positioning vertical plate 30; then the telescopic rod A40 of the hydraulic punching machine A25 drives the horizontal connecting plate A27 to move downwards, and in the process that the horizontal connecting plate A27 moves downwards, the material pressing block A26 is firstly contacted with the top surface of the flat steel raw material 90, the flat steel raw material 90 is pressed and fixed on the top surface of the material receiving platform 22 under the action of the spring A74, and then the horizontal connecting plate A27 continues to move downwards, so that the cutting upper die 24 is contacted with the top surface of the flat steel raw material 90, and the flat steel raw material 90 is cut off; the flat steel blank cut and separated from the flat steel raw material 90 quickly falls into the flat steel blank placing groove 10 under the action of the inertia after the cutting of the cutting upper die 24, the gravity of the flat steel blank and the magnetic force of the magnetic paste 49, the flat steel blank is sucked and fixed at the bottom of the flat steel blank groove 10 under the action of the magnetic paste 49, and the flat steel blank is conveyed in a stepping mode through the flat steel blank conveying belt 3; after the flat steel blank which is fixedly absorbed in the flat steel blank trough 10 passes through the flat steel positioning and aligning vertical plate A7 under the step-by-step conveying of the flat steel blank conveying belt 3, under the action of the arc-shaped guide-in vertical plate A15 and the guide positioning vertical plate A16, one end of the flat steel blank facing the flat steel raw material conveying frame 1 is flush with the limiting bump 86 or the limiting cushion block 87 of the flat steel chamfering device A4; then when the flat steel blank is conveyed to correspond to the flat steel chamfering device A4 under the stepping conveying of the flat steel blank conveying belt 3, the lifting driving device 69 of the flat steel chamfering device A4 drives the chamfering lower die 68 to move upwards to the maximum stroke position, so that the bottom surface of the flat steel blank is in contact with the top surface of the chamfering lower die 68 and is just positioned in the flat steel limiting groove 83, and the end part of the flat steel blank is attached to the limiting lug 86 or the limiting cushion block 87; then, the telescopic rod B78 of the hydraulic punching machine B71 of the flat steel chamfering device A4 drives the horizontal connecting plate B73 to move downwards, in the downward movement process of the horizontal connecting plate B73, the pressing block B72 is firstly contacted with the top surface of the flat steel blank, the flat steel blank is pressed and fixed on the top surface of the chamfering lower die 68 under the action of the spring B76, and then the pressing block B72 moves downwards along with the continuation of the horizontal connecting plate B73, so that the chamfering upper die 70 is contacted with the top surface of the flat steel blank and chamfers the flat steel blank; after chamfering of one end of the flat steel blank is finished, the telescopic rod B78 of the hydraulic punching machine B71 drives the horizontal connecting plate B73 to move upwards to the initial position, and the lifting driving device 69 drives the chamfering lower die 68 to move downwards to the initial position, so that the chamfering lower die 68 is completely separated from the flat steel blank; then, the flat steel blank with one chamfered end continues to pass through a flat steel positioning alignment vertical plate B8 under the step-by-step conveying of the flat steel blank conveying belt 3, and under the action of an arc-shaped guide-in vertical plate B17 and a guide positioning vertical plate B18, one end of the flat steel blank, which is back to the flat steel raw material conveying frame 1, is flush with a limit bump 86 or a limit cushion block 87 of a flat steel chamfering device B5; then when the flat steel blank is conveyed to correspond to the flat steel chamfering device B5 under the stepping conveying of the flat steel blank conveying belt 3, the lifting driving device 69 of the flat steel chamfering device B5 drives the chamfering lower die 68 to move upwards to the maximum stroke position, so that the bottom surface of the flat steel blank is in contact with the top surface of the chamfering lower die 68 and is just positioned in the flat steel limiting groove 83, and the end part of the flat steel blank is attached to the limiting lug 86 or the limiting cushion block 87; then, the telescopic rod B78 of the hydraulic punching machine B71 of the flat steel chamfering device B5 drives the horizontal connecting plate B73 to move downwards, in the downward movement process of the horizontal connecting plate B73, the material pressing block B72 is firstly contacted with the top surface of the flat steel blank, the flat steel blank is pressed and fixed on the top surface of the chamfering lower die 68 under the action of the spring B76, and then the pressing block B72 moves downwards along with the continuation of the horizontal connecting plate B73, so that the chamfering upper die 70 is contacted with the top surface of the flat steel blank and chamfers the flat steel blank; after the chamfering of the other end of the flat steel blank is finished, the telescopic rod B78 of the hydraulic punching machine B71 drives the horizontal connecting plate B73 to move upwards to the initial position, and the lifting driving device 69 drives the chamfering lower die 68 to move downwards to the initial position, so that the chamfering lower die 68 is completely separated from the flat steel blank; then, the flat steel blank with the chamfers at the two ends is continuously conveyed to a flat steel collecting device 6 in a stepping mode on a flat steel blank conveying belt 3; when the flat steel which finishes the chamfering passes through the position of the discharging guide plate 9, the discharging guide plate 9 overcomes the magnetic force of the magnetic paste 49 in the corresponding blank placing groove 10 of the blank placing groove 10 to separate the flat steel blank from the blank placing groove 10 and drop the flat steel blank into the flat steel collecting device 6, and then the automatic production of the climbing ladder cross rod of the power transmission tower is realized.

Claims (10)

1. Transmission of electricity iron tower climbing ladder horizontal pole raw materials cutting device, its characterized in that: the flat steel material conveying device comprises a horizontal base plate A (19), wherein a horizontal top plate A (20) is arranged above the horizontal base plate A (19), four corners of the horizontal top plate A (20) are fixedly connected with the horizontal base plate A (19) through supporting vertical rods A (21), the supporting vertical rods A (21) downwards penetrate through the horizontal base plate A (19) to form supporting legs A, a material receiving platform (22) is arranged on the top surface of the horizontal base plate A (19) and corresponds to one side of a flat steel material conveying frame (1), the material receiving platform (22) is fixedly connected with a cutting lower die (23) back to the side wall of the flat steel material conveying frame (1), a cutting upper die (24) is movably connected to the bottom surface of the horizontal top plate A (20) through a hydraulic punching machine A (25) corresponding to one side, back to the flat steel material conveying frame (1), of the cutting upper die (24) is matched with the side wall of one side, back to the flat steel material conveying frame (1), of the cutting lower die (23); the flat steel blank conveying belt (3) wound above the transmission shaft penetrates through the space between the horizontal base plate A (19) and the horizontal top plate A (20), the flat steel blank conveying belt (3) wound below the transmission shaft penetrates through the space below the horizontal base plate A (19), the flat steel blank conveying belt (3) is positioned on one side, back to the cutting lower die (23), of the cutting upper die (24), the cutting positioning vertical plate (30) is fixedly connected to the top surface of the horizontal base plate A (19) and one side, back to the material receiving platform (22), of the flat steel blank conveying belt (3) through a support frame (31), the top edge of the cutting positioning vertical plate (30) is higher than the top of the cutting lower die (23), and the bottom edge of the cutting positioning vertical plate (30) is lower than the top edge of the flat steel blank conveying belt (3); the middle of the receiving platform (22) is further provided with a waste receiving groove (36), the waste receiving groove (36) inclines upwards along the direction facing the cutting positioning vertical plate (30), the receiving platform (22) is provided with a matched through hole (37) along the inclination direction of the waste receiving groove (36), when the waste receiving groove (36) moves to the maximum stroke position along the direction facing the cutting positioning vertical plate (30) along the through hole (37), the waste receiving groove (36) is located between the flat steel blank conveying belt (3) and the cutting upper die (24) moving downwards to the maximum stroke position, one end of the waste receiving groove (36) facing the cutting positioning vertical plate (30) is located on one side of the flat steel blank conveying belt (3) back to the receiving platform (22), and when the waste receiving groove (36) moves to the maximum stroke position along the direction of the through hole (37) back to the cutting positioning vertical plate (30), the waste receiving groove (36) returns to the receiving platform (22) facing one end of the cutting positioning vertical plate (30).

2. The device for cutting off raw materials for the cross rod of the climbing ladder of the power transmission tower as claimed in claim 1, wherein: connect material platform (22) top surface to be equipped with raw materials along the pay-off direction of band steel raw materials carriage (1) in proper order and carry spacing and raw materials and carry drive roller (28), the pivot both ends of raw materials carry drive roller (28) to stretch out respectively behind raw materials carry drive roller (28) both ends with connect the fixed support riser A (53) of establishing of material platform (22) top surface through the bearing frame to be connected, the bearing frame passes through adjusting bolt B (54) and supports riser A (53) and adjust fixedly from top to bottom, connect the top surface of material platform (22), be equipped with under corresponding to raw materials carry drive roller (28) with raw materials carry drive roller (28) parallel arrangement's raw materials carry driven voller A (88), raw materials carry driven voller A (88) to rotate to be connected in the driven voller groove A (89) that material platform (22) top surface was established, raw materials carry driven voller A (88) top surface and connect material platform (22) top surface to flush, the driving motor A (55) fixed connection of raw materials carry drive roller (28) in support riser A (53).

3. The device for cutting off raw materials for the cross rod of the climbing ladder of the power transmission tower as claimed in claim 2, characterized in that: the raw material conveying limiting frame comprises a door-shaped frame B (56), the door-shaped frame B (56) is fixedly connected to the top surface of the material receiving platform (22) and faces the bottom of a raw material receiving groove (60) arranged on one side of the flat steel raw material conveying frame (1), one side of the raw material receiving groove (60) facing the flat steel raw material conveying frame (1) penetrates through the side wall of the corresponding side of the material receiving platform (22), a limiting top plate (29) is arranged at the top inside the door-shaped frame B (56), a raw material conveying driven roller B (59) is rotatably arranged below the groove bottom of the raw material receiving groove (60) and corresponds to the limiting top plate (29), the raw material conveying driven roller B (59) is arranged in a driven roller groove B arranged at the groove bottom of the raw material receiving groove (60), the top surface of the raw material conveying driven roller B (59) is flush with the top surface of the material receiving platform (22), the inner walls of supporting vertical plates A (53) on two sides of the door-shaped frame B (56), the front side and the rear side of the limiting top plate (29) along the raw material conveying direction are respectively provided with guide vertical rollers B (62), a plurality of conveying vertical plates (61) are arranged along the conveying direction of the conveying driven roller C, and a plurality of the conveying driven roller C and a plurality of the raw material conveying vertical plates are arranged along the conveying distance of the conveying driven roller C, and the conveying vertical plates (61) are arranged in parallel to the conveying direction of the raw material conveying driven roller C;

the top horizontal plate of the limit top plate (29) of the portal frame B (56) is provided with a threaded through hole A, and the end part of the adjusting bolt C (57) is connected with the threaded through hole A in a rotating manner through a connector (58) which penetrates through the threaded through hole A of the top horizontal plate downwards and then is connected with the top surface of the limit top plate (29).

4. The device for cutting off raw materials for the cross rod of the climbing ladder of the power transmission tower as claimed in claim 2, wherein: cut off the bottom of last mould (24) fixed connection in horizontal connecting plate A (27), horizontal connecting plate A (27) and the telescopic link A (40) bottom fixed connection of hydraulic pressure punching machine A (25), the bottom surface of horizontal connecting plate A (27), be located to cut off and go up mould (24) and be equipped with on one side towards flat steel raw materials carriage (1) and press briquetting A (26), press briquetting A (26) to correspond and be located raw materials transport drive roller (28) and cut off the position department between lower mould (23), press briquetting A (26) top fixedly connected with upwards pass through horizontal connecting plate A (27) correspond behind the through-hole of establishing with nut B (42) fixed connection, adjusting bolt D (41) are located and press briquetting A (26) and horizontal connecting plate A (27) between the cover be equipped with spring B (76) that have compressive stress, adjusting bolt D (41) move down to nut B (42) and horizontal connecting plate A (27) top surface contact under spring B (76) effect, this moment bottom surface A (26) are less than mould bottom surface (24) and cut off.

5. The device for cutting off raw materials for the cross rod of the climbing ladder of the power transmission tower as claimed in claim 1, wherein: the scrap receiving device is characterized in that a driving motor B placing groove (51) is arranged below a through hole (37) and on the side wall of one side, back to the flat steel raw material conveying frame (1), of the receiving platform (22), the driving motor B placing groove (51) upwards penetrates through the hole wall of the bottom of the through hole (37) and is communicated with the through hole (37), the driving motor B placing groove (51) is back to one side, back to the flat steel raw material conveying frame (1), of the receiving platform (22) and on the side wall of the corresponding side, a driving motor B (52) is fixedly arranged in the scrap receiving groove (36), an output shaft of the driving motor B (52) is in transmission connection with a transmission wheel (63) fixedly connected with the same axis of a scrap receiving groove driving gear (38) through a transmission belt A (64), and the scrap receiving groove driving gear (38) is rotatably connected to the upper portion in the driving motor B placing groove (51) and is in transmission connection with a rack (39) arranged at the bottom of the scrap receiving groove (36).

6. The device for cutting off raw materials for the cross rod of the climbing ladder of the power transmission tower as claimed in claim 5, wherein: and a cover plate (67) which can be opened and closed is arranged on the side, opposite to the flat steel raw material conveying frame (1), of the material receiving platform (22) of the drive motor B placing groove (51).

7. The device for cutting off raw materials for the cross rod of the climbing ladder of the power transmission tower as claimed in claim 5, wherein: a through groove (65) matched with the rack (39) is formed in the middle of the wall of the bottom hole of the through hole (37) along the extending direction of the through hole (37), the through groove (65) penetrates through the side wall of the material receiving platform (22) facing and back to the flat steel raw material conveying frame (1), and the waste material groove driving gear (38) upwards extends out of a driving motor B placing groove (51) and extends into the through groove (65) and is meshed and connected with the rack (39) at the bottom of the waste material receiving groove (36) in the through hole (37);

lead to groove (65) both sides cell wall and be equipped with spacing bar groove A (66) along the extending direction symmetry that leads to groove (65) respectively, the waste material connects the tank bottom of silo (36), the both sides that correspond to rack (39) are equipped with respectively with spacing bar groove A (66) the spacing bar A that matches.

8. The device for cutting off raw materials for the cross rod of the climbing ladder of the power transmission tower as claimed in claim 5, wherein: a group of guide vertical plates (35) which are arranged in parallel are fixedly connected to the end faces, facing the material receiving platform (22), of the cutting and positioning vertical plates (30) at positions corresponding to the flat steel raw material conveying frame (1), rib plates (46) are uniformly and fixedly connected to the end faces, back to the material receiving platform (22), of the cutting and positioning vertical plates (30), the guide vertical plates (35) and the end faces, facing the opposite sides, of the guide vertical plates are respectively matched with the outer side wall of the waste material receiving groove (36), the tops of the guide vertical plates (35) are lower than the cutting lower die (23), and one ends, facing the material receiving platform (22), of the guide vertical plates (35) extend to the upper portion of the flat steel blank conveying belt (3);

the top edge of the guide vertical plate (35) is outwards provided with a guide flanging (47), and the guide flanging is outwards inclined along the direction from bottom to top.

9. The device for cutting off raw materials for the cross rod of the climbing ladder of the power transmission tower as claimed in claim 5, wherein: the end face of the cutting and positioning vertical plate (30) back to the material receiving table (22) is fixedly connected with a horizontal adjusting rod (43) arranged along the raw material conveying direction, the horizontal adjusting rod (43) penetrates through a connecting sleeve (44) fixed to the top of the support frame (31), the side wall of the connecting sleeve (44) is connected with a puller bolt (45), the cutting and positioning vertical plate (30) is adjusted along the direction facing or back to the material receiving table (22) through connection of the horizontal adjusting rod (43) and the connecting sleeve, and the bottom of the support frame (31) is fixedly connected with a horizontal base plate A (19) through a mounting plate (48).

10. The device for cutting off raw materials for the cross rod of the climbing ladder of the power transmission tower as claimed in claim 1, characterized in that: the fixed location platform (33) that is equipped with band steel blank conveyer belt (3) of horizontal base plate A (19) top surface, location platform (33) top surface is equipped with spacing bar groove B (34) that match with drive belt B (32), when band steel blank conveyer belt (3) process horizontal base plate A (19), the bottom surface and the contact of location platform (33) top surface of band steel blank standing groove (10) of band steel blank conveyer belt (3), the drive belt B (32) of band steel blank conveyer belt (3) are located spacing bar groove B (34).

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