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CN-121972538-A - Table steel frame straightening machine

CN121972538ACN 121972538 ACN121972538 ACN 121972538ACN-121972538-A

Abstract

The invention belongs to the technical field of straightening machines, and particularly relates to a table steel frame straightening machine. The correcting pushing disc for carrying out main correction on the side wall of the U-shaped channel steel is fixedly arranged on the inner side of the processing table, the front side of the correcting pushing disc is provided with the shovel plate for pre-shoveling the side wall of the channel steel which is excessively bent inwards, the shovel plate adopts a V-shaped structure, and the inclined surface of the shovel plate can be accurately attached to the side wall of the channel steel which is inwards recessed, so that pre-shoveling operation is realized. According to the invention, the V-shaped shovel plate is arranged at the front side of the correction pushing disc to serve as a pre-correction structure, so that the channel steel side wall which is excessively bent inwards can be shoveled in advance before main correction, the channel steel side wall is restored to be close to a normal deformation range, the resistance for forced correction of the subsequent correction pushing disc is greatly reduced, meanwhile, irreversible damage such as crease, cracking and the like on the channel steel side wall caused by direct hard contact correction is fundamentally avoided, and the yield of correction of the U-shaped channel steel of the table steel frame is improved.

Inventors

  • ZHANG YIFAN
  • ZHOU CAIREN
  • GUO YIYANG

Assignees

  • 安徽弘昱智能科技有限公司

Dates

Publication Date
20260505
Application Date
20260316

Claims (10)

  1. 1. A table steel frame straightening machine comprises a processing table (1) and a straightening pushing disc (2) arranged on the inner side of the processing table (1), and is characterized by further comprising a shovel plate (29) arranged on the front side of the straightening pushing disc (2), wherein the rear side of the shovel plate (29) is connected with a buffering base (21) through an angle adjusting mechanism, the buffering base (21) is connected with an inner sliding plate (17) through the buffering mechanism, the top of the inner sliding plate (17) is connected with a transverse erection plate (14) through an adjusting vertical plate (16) and a bending connecting plate (15), the side face of the transverse erection plate (14) is arranged on the processing table (1), a rectangular groove allowing the tail end of a transverse erection plate groove (13) to be overlapped is formed in the processing table (1), and the tail end of the transverse erection plate (14) is reinforced through bolts in the rectangular groove.
  2. 2. The machine for straightening steel frames of tables according to claim 1, characterized in that the shovel plate (29) is of a V-shaped structure, and the inclined surface of the shovel plate (29) acts on the side wall of the channel steel which is concave inwards.
  3. 3. The machine for correcting a steel frame of a table according to claim 1, wherein the angle adjusting mechanism comprises a connecting side plate (28), a rear hanging plate (30), a transverse inserting hole (31) and a rotary cross rod (32), wherein the rear hanging plate (30) is fixedly arranged at the rear end of the shovel plate (29), the connecting side plate (28) is fixedly arranged on the side surface of the buffering base (21), the transverse inserting hole (31) is formed in the connecting side plate (28), and the rotary cross rod (32) is fixedly arranged at the side end of the rear hanging plate (30).
  4. 4. The machine for straightening steel frames of tables according to claim 3, characterized in that the rotating cross bar (32) passes through the transverse insertion hole (31) to extend the front end to the other side, and a locking mechanism capable of locking the rotating cross bar (32) after angle adjustment is arranged on one side of the connecting side plate (28).
  5. 5. The machine for straightening steel frames of tables, as set forth in claim 4, characterized in that the locking mechanism comprises a side insert plate portion (34), a cross rod positioning groove (38) and angle insert blocks (39), wherein the cross rod positioning groove (38) is formed in the periphery of the tail end of the rotary cross rod (32) and is distributed in an annular mode at equal intervals, the side insert plate portion (34) is installed on one side of the connecting side plate (28), the angle insert blocks (39) are fixedly arranged on the side insert plate portion (34), insert rods capable of being inserted into the groove of the cross rod positioning groove (38) are fixedly arranged on the surface of the angle insert blocks (39), and the angle of the rotary cross rod (32) is positioned through the insert rods inserted into the groove of the cross rod positioning groove (38).
  6. 6. The machine for straightening steel frames of tables according to claim 5, characterized in that positioning end holes (33) and locking screw holes (37) which are distributed at intervals up and down are further formed in the side face of the connecting side plate (28), a positioning transverse plug (35) which can be inserted into the positioning end holes (33) is fixedly arranged at one end of the side plug plate portion (34), and a high-strength threaded seat (36) is fixedly arranged at the other end of the side plug plate portion (34).
  7. 7. The table steel frame straightening machine according to claim 6, characterized in that the high-strength threaded seat (36) is matched with threads of the locking screw hole (37), the high-strength threaded seat (36) can be locked on the locking screw hole (37) through a screw rod, a round hole is further formed in the center of the front end of the rotating cross rod (32), and a butt joint inserting column (40) capable of being inserted into the round hole is fixedly arranged in the center of the side inserting plate portion (34).
  8. 8. The table steel frame straightening machine according to claim 1, characterized in that the buffer mechanism comprises a buffer insert (23), a buffer positioning rod (24), an external thread part (25) and a sleeving spring (26), wherein a base groove (22) is formed in the surface of a buffer base (21), the buffer insert (23) is longitudinally and slidably connected in the base groove (22), the buffer positioning rod (24) protruding upwards is fixedly arranged at the bottom of the base groove (22), a butt joint hole (27) matched with the buffer positioning rod (24) is formed in the surface of the buffer insert (23), the sleeving spring (26) is sleeved outside the buffer positioning rod (24), and the external thread part (25) is arranged at the top end of the buffer positioning rod (24).
  9. 9. The table steel frame straightening machine according to claim 8 is characterized in that the position of an external thread part (25) is higher than the top of a buffer base (21), the top of a sleeving spring (26) is attached to the bottom of a buffer insert block (23), the buffer insert block (23) can be limited in a groove of a base groove (22) through screwing a screw cap on the external thread part (25) and can longitudinally slide, an adjusting vertical plate (16) is sleeved on an inner sliding plate (17), a vertical plate side groove (19) is formed in the surface of the inner sliding plate (17), a threaded side probe rod (20) extending to one side through the vertical plate side groove (19) is fixedly arranged on the side surface of the inner sliding plate (17), and a trapezoid self-locking screw rod (18) connected with the top of the inner sliding plate (17) is sleeved at the threaded seat on a bending connecting plate (15).
  10. 10. The table steel frame straightening machine is characterized in that an adjusting groove (3) is formed in the surface of a machining table (1), an adjusting block (4) capable of longitudinally moving is arranged in the adjusting groove (3), a height adjusting screw (5) for driving the adjusting block (4) to longitudinally move is arranged on the machining table (1), a positioning pushing disc (7) and a moving pushing disc (9) are respectively arranged on two sides of a channel steel, a positioning frame (8) for limiting the position of the positioning pushing disc (7) is arranged on the upper side and the lower side of the positioning pushing disc (7), an assembling frame (10) is arranged on the outer side of the moving pushing disc (9), and a limiting slide rod (12) capable of adjusting the horizontal position of the assembling frame (10) and a self-locking screw (11) are respectively connected to the side face of the assembling frame (10), so that the moving pushing disc (9) and the positioning pushing disc (7) can clamp the side walls of the channel steel.

Description

Table steel frame straightening machine Technical Field The invention relates to the technical field of straightening machines, in particular to a table steel frame straightening machine. Background In the processing manufacturing of desk steelframe, U type channel-section steel is one of the core structural component, and U type channel-section steel is in rolling, transportation, processing in-process, and the deformation problem of inwards excessive bending easily appears in its lateral wall, need to resume it to standard size through correction equipment. In the prior art, a single pushing disc is adopted to directly and forcedly push and correct the side wall of the U-shaped channel steel, but when the inward bending degree of the side wall of the U-shaped channel steel is overlarge, the pushing disc directly and forcedly corrects to generate great pushing resistance, so that the correction operation is difficult to smoothly carry out, and the forced correction of hard contact is easy to cause irreversible mechanical damage such as crease, dent and even crack to the side wall of the channel steel, so that the yield of products is reduced. Therefore, we propose a table steel frame straightening machine to solve the above problems. Disclosure of Invention (One) solving the technical problems Aiming at the defects of the prior art, the invention provides a table steel frame straightening machine, which solves the problems that in the prior art, a single pushing disc is adopted to directly and forcedly push and straighten the side wall of a U-shaped channel steel, but when the inward bending degree of the side wall of the U-shaped channel steel is overlarge, the pushing disc directly and forcedly straighten the side wall of the U-shaped channel steel can generate extremely large pushing resistance, so that the straightening operation is difficult to smoothly carry out, and the forced straightening of hard contact is easy to cause irreversible mechanical damage such as crease, dent and even crack to the side wall of the channel steel, so that the yield of products is reduced. (II) technical scheme The invention adopts the following technical scheme for realizing the purposes: The utility model provides a desk steelframe correcting machine, includes the processing platform, and processing inboard fixed mounting has the correction that is used for carrying out main correction to U type channel-section steel lateral wall and pushes away the dish, and the front side of correction pushes away the dish is provided with and is used for carrying out the shovel board of shoveling in advance to the channel-section steel lateral wall of excessive intussuseption, and the shovel board adopts V style of calligraphy structure, and its inclined plane can be accurate laminating inwards sunken channel-section steel lateral wall, realizes the operation of shoveling in advance. The rear side of the shovel plate is connected with a buffer base through an angle adjusting mechanism, one side of the buffer base, which is far away from the shovel plate, is connected with an inner slide plate through the buffer mechanism, the top of the inner slide plate is fixedly connected with an erection transverse plate through an adjusting vertical plate and a bending connecting plate, the side surface of the erection transverse plate is fixedly arranged on a processing table, a rectangular groove is formed in the processing table, the tail end of the transverse plate groove is lapped in the rectangular groove, and the tail end of the erection transverse plate is fixedly connected with the processing table through bolts, so that the stable support of the shovel plate assembly is realized; Further, angle adjustment mechanism is including connecting curb plate, back link plate, horizontal jack and rotation horizontal pole, and the fixed rear end that sets up at the shovel board of back link plate, connects the fixed side that sets up at buffering base of curb plate, and horizontal jack is seted up on connecting the curb plate, rotates the fixed side that sets up at the back link plate of horizontal pole, and rotates the horizontal pole and pass horizontal jack and make its front end stretch into the opposite side of connecting the curb plate, through the rotation of rotation horizontal pole in horizontal jack, drives the shovel board and realizes inclination adjustment. Further, one side of the connecting side plate is provided with a locking mechanism for locking the rotating cross rod after angle adjustment, the locking mechanism comprises a side plug plate part, a cross rod positioning groove and angle plug blocks, the cross rod positioning groove is formed in the tail end periphery of the rotating cross rod and is distributed in an annular equidistant mode, the side plug plate part is detachably mounted on one side of the connecting side plate, the angle plug blocks are fixedly arranged on one side of the side plug plate part, facing the rot