CN215614297U - Section bar bending forming device - Google Patents

Abstract

A section bar bending and forming device comprises a frame, a fixing mechanism, a punching mechanism, a moving mechanism and two bending mechanisms; the fixing mechanism is fixed on a base of the frame, and the top surface of the fixing mechanism is provided with two first grooves which are oppositely spaced; the movable mechanism is arranged between the two first grooves in a lifting manner, the top surface of the movable mechanism is provided with a second groove, and the second groove can be in butt joint with the two first grooves; the stamping mechanism is arranged above the movable mechanism, two ends of the bottom of the stamping mechanism are respectively provided with a bending part, and the stamping mechanism can press the movable mechanism downwards to bend the section at the bending part for the first time; the two bending mechanisms and the fixing mechanism are rotatably connected and are respectively arranged below the two first grooves, the bending mechanism is provided with forming grooves and transmission parts, the two forming grooves can rotate outwards to be far away from the stamping mechanism, and the two transmission parts are located below the second grooves and are pushed by the movable mechanism, so that the two forming grooves rotate inwards to be sleeved outside the bending portion to realize secondary bending. The utility model has simple structure, low cost and high efficiency.

Description

Section bar bending forming device

Technical Field

The utility model relates to the field of section bar processing, in particular to a section bar bending and forming device.

Background

In the section bar processing system, some section bars often need to be bent, and the traditional method adopts a manual bending tool, and only single manual batch bending is needed, so that the operation is complicated, the efficiency is low, and when the product is the section bar, the hand is easily injured by manual bending. In addition, the manual bending product is not good in resilience control, the size is easy to increase and decrease, and the precision requirement cannot be met.

Consequently, the die stamping equipment has appeared on the market, and it adopts the relevant mechanism of bending of mould cooperation to bend the section bar, to the section bar of bending many times, needs the manual work to control the mechanism of bending and carries out the first time to one of them position of section bar earlier and buckle, later carries out the second time to another position of section bar again to analogize to this, and machining efficiency is not high. In addition, the contact between the bending mechanism and the section bar has no related protection structure, so that the section bar is easily damaged. The existing full-automatic bending equipment needs a plurality of cylinders for driving, and is complex in structure and high in cost.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to overcome the defects of complex structure and high cost of the existing bending equipment, and provides a profile bending forming device which is simple in structure and low in cost.

The utility model adopts the following technical scheme:

the utility model provides a section bar forming device that bends, includes the frame, this frame is equipped with base, its characterized in that: the bending machine also comprises a fixing mechanism, a stamping mechanism, a moving mechanism and two bending mechanisms; the fixing mechanism is fixed on the base, and the top surface of the fixing mechanism is provided with two first grooves which are spaced relatively; the movable mechanism is arranged between the two first grooves in a lifting manner, the top surface of the movable mechanism is provided with a second groove, and the second groove can be butted with the two first grooves for placing the section; the stamping mechanism is arranged above the movable mechanism, two ends of the bottom of the stamping mechanism are respectively provided with a bending part, and the stamping mechanism can press the movable mechanism downwards to bend the section at the bending part for the first time; the two bending mechanisms are rotatably connected with the fixing mechanism and are respectively arranged below the two first grooves, each bending mechanism is provided with a forming groove and a transmission piece, the two forming grooves can rotate outwards to be far away from the stamping mechanism, and the two transmission pieces are respectively arranged below the two ends of the second groove; and the stamping mechanism continues to press the movable mechanism downwards to push the transmission piece to enable the two forming grooves to be sleeved outside the bending part in an inward rotating mode, so that the section is bent for the second time.

The fixing mechanism comprises two fixing seats, the fixing seats are arranged at intervals, the top surfaces of the fixing seats are provided with first grooves, and the outer ends of one first groove are provided with positioning blocks for limiting the sectional materials. And a roller is further arranged between the first groove and the second groove and is rotatably connected with the fixing mechanism.

The movable mechanism comprises a material pressing piece, a first elastic piece and a first guide rod; the first guide rod is vertically fixed on the base, the pressing piece is sleeved on the first guide rod in a lifting mode, the top surface of the pressing piece is provided with the second groove, and the first elastic piece is stretched between the base and the pressing piece so that the second groove is in butt joint with the two first grooves. And the two ends of the material pressing piece are respectively provided with a material pressing block so as to push the transmission piece to enable the bending mechanism to rotate to bend for the second time after the first time of bending.

The stamping mechanism comprises a bending die, a mounting seat and a lifting driving assembly, the bending die is relatively fixed with the mounting seat, and the lifting driving assembly is connected with the driving mounting seat to drive the bending die to be pressed down or lifted. The bending die is trapezoidal and is provided with a bottom edge and two side edges, the connecting part of the bottom edge and the side edges is provided with the bending part, and the bending part is arc-shaped.

The bending mechanism further comprises a rotating wheel, a second elastic piece and a protection piece; the fixed mechanism is provided with an installation groove, the rotating wheel is rotatably installed in the installation groove and is provided with the forming groove, the forming groove is matched with the bending part, and one side wall of the forming groove is provided with a through part so as to give way to the corresponding end of the movable mechanism; the second elastic piece is connected between the rotating wheel and the fixed seat, so that the forming groove rotates outwards to be far away from the punching mechanism; the transmission piece is positioned on the through part; and continuously pressing the movable mechanism downwards to enable the corresponding end of the movable mechanism to enter the through part and push the transmission part, so that the forming groove is driven to inwards rotate to be sleeved outside the bending part, and the corresponding end of the section bar is bent inwards.

The inner wall of the forming groove is hollow; the bending mechanism further comprises a protection piece which is arranged in the rotating wheel and is provided with a protection groove, and the inner wall of the protection groove is filled in the hollow part of the inner wall of the forming groove except the through part to be formed by second bending of the pressure-bearing section bar.

The bending mechanism further comprises a rotating shaft and two fixing plates, and the two fixing plates are positioned on two opposite sides of the mounting groove; the rotating shaft is fixed between the two fixed plates and is vertical to the lifting direction of the movable mechanism; the rotating wheel is sleeved on the rotating shaft, a limiting part extending in the axial direction is arranged on the side portion of the rotating wheel, the limiting part is located on one side of the fixed plate, and the rotating wheel rotates outwards until the limiting part abuts against the corresponding side of the fixed plate, and the forming groove is far away from the stamping mechanism.

The rack is also provided with a connecting plate, the connecting plate is vertically fixed with the base and is provided with a limiting groove and a stop lever, the stop lever is detachably arranged on the connecting plate, and the limiting groove is vertical to the lifting direction of the movable mechanism; one side of this punching press mechanism still is equipped with the stopper, and this stopper wears to locate on this spacing groove and is located the pin top.

The device also comprises a control device and an electronic inductor; the electronic sensor is arranged on the frame to detect the in-place information of the stamping mechanism or the movable mechanism; the control device is connected with the electronic inductor and the stamping mechanism to control the stamping mechanism to ascend and return according to the in-place information.

As can be seen from the above description of the present invention, compared with the prior art, the present invention has the following advantages:

1. the device of the utility model is provided with a fixing mechanism, a stamping mechanism, a moving mechanism, two bending mechanisms and the like; the section bar can be placed on a first groove on the top surface of the fixing mechanism and a second groove on the top surface of the movable mechanism, the movable mechanism is pressed down through the stamping mechanism to bend the section bar at the bent part for the first time, and the two bending mechanisms are matched to transmit the section bar at the bent part to be bent for the second time, so that the structure is simple, the cost is low, and the efficiency is high.

2. According to the device, the roller is further arranged on the fixed seat and located between the first groove and the second groove, when the stamping mechanism presses down the profile, the part, which is not pressed down, of the profile can abut against the roller and drive the roller to rotate, and the pressure on the profile is reduced.

3. According to the device, the movable mechanism is provided with the material pressing piece, the first elastic piece and the first guide rod, and the second groove is in butt joint with the two first grooves through the first elastic piece; and the two ends of the material pressing piece are respectively provided with a material pressing block to push the transmission piece to enable the bending mechanism to rotate for the second time of bending after the first time of bending, and the material pressing device is simple and ingenious in structure and reliable in transmission mode.

4. According to the device, a stamping mechanism is connected with a driving installation seat through a lifting driving assembly to drive a bending die to be pressed downwards to execute a first bending operation; the rotating wheel of the bending mechanism is provided with a forming groove, the forming groove is driven to rotate inwards through the transmission part to be sleeved outside the bending part to achieve the second bending operation, multiple bending can be achieved only through the driving of a single lifting driving assembly, the bending steps are simplified, the cost is reduced, and the working efficiency is improved.

5. According to the device, the bending module is replaceable, the shape of the bending module can be trapezoidal, and the bent section can be clamped on the bending die to be taken conveniently; in addition, the bending mechanism is provided with a protection piece, the protection piece is provided with a protection groove for secondary bending forming of the pressure-bearing section bar when the forming groove rotates inwards, and the blocking part can be in contact with the section bar by adopting a nylon insert to protect the section bar and avoid damage.

6. According to the device, the side part of the rotating wheel is also provided with the limiting piece to abut against the corresponding end of the fixed plate when the rotating wheel is reset, so that complete reset is ensured, and the rotating wheel is prevented from being damaged by a stamping mechanism.

7. According to the device, the limiting groove and the stop lever are arranged on the connecting plate of the rack, the limiting block of the stamping mechanism penetrates through the limiting groove, the limiting block can abut against the stop lever to play a limiting role after being bent for two times, and the position of the stop lever can be adjusted according to needs, so that different requirements are met.

8. The device is provided with the electronic inductor to detect the in-place information of the stamping mechanism or the movable mechanism, the stamping mechanism is controlled to ascend and return through the control device according to the in-place information, and the control device is provided with the control button to facilitate control, realize automatic bending and be very convenient.

Drawings

FIG. 1 is a block diagram (front) of the present invention;

FIG. 2 is a view of the structure of the present invention (back side);

FIG. 3 is an exploded view of FIG. 1;

FIG. 4 is a view of the structure of the punching mechanism;

FIG. 5 is a view showing the movable mechanism pressed down to the proper position;

FIG. 6 is an exploded view of the movable mechanism;

FIG. 7 is a perspective view of a bending mechanism therein;

FIG. 8 is a perspective view of another bending mechanism;

FIG. 9 is an exploded view of the bending mechanism;

FIG. 10 is a state view of the present invention (profile placed in groove);

FIG. 11 is a state diagram of the movable mechanism of FIG. 10;

FIG. 12 is a state diagram of the present invention (press mechanism down);

FIG. 13 is a state diagram of the present invention (bending mechanism rotated);

FIG. 14 is a main structural view (without a punching mechanism) in FIG. 13;

FIG. 15 is a view of the profile in cooperation with the bending mechanism;

FIG. 16 is a schematic view of a profile bending process;

FIG. 17 is a view showing the structure of the whole apparatus of the present invention;

FIG. 18 is a side view of FIG. 17;

FIG. 19 is a rear view of FIG. 17;

FIG. 20 is a view showing the structure of a robot;

wherein:

10. a frame, 11, a base, 12, a limit pressing block, 14, a frame, 15, a connecting plate, 16, a cylinder seat, 17, a stop lever, 18, a limit groove, 20, a fixing mechanism, 21, a fixing seat, 22, a first groove, 23, a positioning block, 24, a roller, 25, a mounting groove, 30, a stamping mechanism, 31, a bending die, 32, a mounting seat, 33, a lifting cylinder, 34, a bending part, 35, a plate body, 36, a connecting seat, 37, a second guide rod, 38, a limit block, 40, a moving mechanism, 41, a pressing piece, 42, a first elastic piece, 43, a first guide rod, 44, a pressing block, 45, a second groove, 46, a fixing block, 50, a bending mechanism, 51, a rotating wheel, 52, a second elastic piece, 53, a protection piece, 54, a transmission piece, 55, a forming groove, 55a, a through part, 56, a protection groove, 57, a rotating shaft, 58, a fixing plate, 59, and a limit piece, 60. control device, 61, control button, 70, electronic inductor, 80, section bar, 90, manipulator.

Detailed Description

The utility model is further described below by means of specific embodiments.

The terms "first", "second", and the like in the present invention are merely for convenience of description to distinguish different constituent elements having the same name, and do not denote a sequential or primary-secondary relationship.

In the description of the present invention, the directions or positional relationships indicated by "upper", "lower", "left", "right", "front", and "rear", etc. are used as the directions or positional relationships indicated on the drawings, and are only for convenience of describing the present invention, and do not indicate or imply that the device referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the scope of the present invention.

Referring to fig. 1 to 20, a profile bending and forming apparatus includes a frame 10, a fixing mechanism 20, a stamping mechanism 30, a moving mechanism 40, a two-bending mechanism 50, and the like. The frame 10 may be provided with a base 11, and the fixed mechanism 20 and the movable mechanism 40 may be provided on the base 11. Wherein, the fixing mechanism 20 is fixed relative to the base 11 and the top surface thereof is provided with two first grooves 22 which are spaced relatively, and the two first grooves 22 can be used for placing two end portions of the section bar 80. The fixing mechanism 20 can be an integrated structure or a split structure, for example, the fixing mechanism 20 includes two fixing bases 21, the fixing bases 21 are spaced apart from each other, the top surfaces of the fixing bases are provided with first grooves 22, and the two first grooves 22 are located on the same straight line. The outer end of one of the first grooves 22 is provided with a positioning block 23, the positioning block 23 can be used for limiting the abutting of one end of the section bar 80, and the section bar 80 can be installed from the outer end of the other first groove 22.

Wherein, the movable mechanism 40 is arranged on the base 11 in a liftable manner and is located between the two first grooves 22, the second groove 45 is arranged on the top surface of each base 11, the second groove 45 can be butted with the two first grooves 22, that is, the second groove 45 can be communicated with the two first grooves 22 to form a complete groove for placing the profile 80.

Specifically, the movable mechanism 40 includes a material pressing member 41, a first elastic member 42, a first guide rod 43, and the like. The first guide rod 43 vertically penetrates the base 11, and a fixing block 46 may be disposed on the bottom surface of the base 11 for locking the first guide rod 43. The pressing member 41 is liftably sleeved on the first guiding rod 43 and located above the base 11, that is, the pressing member 41 can be lifted between a high position and a low position. The second groove 45 is formed on the top surface of the pressing member 41. At least one limit pressing block 12 is arranged on the base 11, and when the pressing piece 41 descends to a position abutting against the limit pressing block 12, the pressing piece is located at a low position.

The first elastic member 42 is stretched between the base 11 and the pressing member 41, so that when the pressing member 41 is not subjected to other external forces, the first elastic member 42 can overcome the gravity of the pressing member 41 to drive the pressing member to be in a high position, and in this position, the second groove 45 is in butt joint with the two first grooves 22, as shown in fig. 10. In the present invention, the number of the first elastic members 42 may be one or two or more, and may be set according to the area of the pressing member 41, which is not limited herein.

The stamping mechanism 30 is disposed above the movable mechanism 40, and two ends of the bottom of the stamping mechanism 30 are respectively provided with a bending portion 34, and the stamping mechanism 30 can press the movable mechanism 40 downwards to bend the section 80 at the bending portion 34 for the first time. That is, when the stamping mechanism 30 is pressed down, the movable mechanism 40 is matched to press down the section 80 at the corresponding position, so that the section 80 at the bending part 34 is bent, and after the first bending, the section 80 is similar to a U shape, as shown in fig. 12.

Specifically, referring to fig. 3 and 4, the stamping mechanism 30 includes a bending die 31, a mounting seat 32, and a lifting driving assembly. The mounting seat 32 includes a plate body 35 and a connecting seat 36, the connecting seat 36 is fixed opposite to the plate body 35, and the bending mold 31 is detachably and fixedly connected with the connecting seat 36. The lifting driving assembly is connected with the driving plate body 35 to lift, and further drives the bending die 31 to press down or lift up. The lifting driving assembly can be realized by a lifting cylinder 33 or a lifting motor and other common lifting driving mechanisms.

In order to ensure the stability of the bending mold 31 in pressing down or lifting, the bending mold further includes a plurality of second guide rods 37, the second guide rods 37 are fixed to the base 11, and the plate body 35 is slidably sleeved on the second guide rods 37, so as to ensure that the plate body 35 drives the mold to press down or lift up along the second guide rods 37.

In the present invention, the shape of the bending mold 31 may be a triangle, a trapezoid or other polygons, and can be set according to the bending requirement of the profile 80, the trapezoid is taken as an example in the present invention, and the trapezoid is provided with a bottom side and two side edges, the connection part of the bottom side and the side edges is provided with the bending portion 34, and the bending portion 34 is an arc shape. In practical applications, the number and positions of the bent portions 34 may be set according to practical situations, but are not limited thereto.

Further, referring to fig. 11, in order to reduce the damage to the profile 80, a roller 24 is further disposed between the first groove 22 and the second groove 45, the roller 24 is rotatably connected to the fixing seat 21, so that when the bending die 31 presses down the profile 80, a portion of the profile 80 that is not pressed down can abut against the roller 24 and drive the roller 24 to rotate, thereby reducing the pressure on the profile.

The two bending mechanisms 50 are respectively and rotatably arranged below the two first grooves 22, the bending mechanism 50 is provided with a forming groove 55 and a transmission piece 54, the two forming grooves 55 can rotate outwards to be far away from the punching mechanism 30, the two transmission pieces 54 are respectively positioned below the two ends of the second groove 45, and the punching mechanism 30 continuously presses the movable mechanism 40 downwards to push the transmission piece 54 to enable the two forming grooves 55 to be sleeved outside the bending part 34 in a rotating mode, so that the sectional material 80 is bent for the second time. The second bending is used for oppositely bending two ends of the U shape to form a structure similar to a triangle.

Specifically, the bending mechanism 50 further includes a rotating wheel 51 and a second elastic member 52. The fixing mechanism 20 is provided with a mounting groove 25, and the mounting groove 25 is formed to penetrate forward and backward and to have an opening toward the movable mechanism 40. The rotating wheel 51 is rotatably mounted in the mounting groove 25 and is provided with a forming groove 55, the forming groove 55 is adapted to the bending portion 34, i.e. the forming groove 55 is also arc-shaped and extends along the radial direction of the rotating wheel 51 and has an opening, and a through portion 55a is provided on a side wall of the forming groove 55 and penetrates along the lifting direction of the movable mechanism 40 to let the corresponding end of the movable mechanism 40 be located. The second elastic member 52 is connected between the rotating wheel 51 and the fixed seat 21 such that the forming groove 55 is rotated outwardly away from the punching mechanism 30, referring to fig. 10, the forming groove 55 is opened upward, and two second elastic members 52 may be disposed at front and rear sides of the rotating wheel 51, respectively. The transmission member 54 is fixed on the through portion 55a, and the movable mechanism 40 is further pressed downward to make the corresponding end enter the through portion 55a and push the transmission member 54, so as to drive the forming groove 55 to be inwardly and rotatably sleeved outside the bending portion 54, so that the corresponding end of the profile 80 is bent inwardly.

In practice, the rotation of the rotating wheel 51 inward means toward the movable mechanism 40, and the rotation outward means toward the direction away from the movable mechanism 40. The transmission member 54 can be a rod, when the forming groove 55 is far away from the movable mechanism 40, the transmission member 54 can be located outside the forming groove 55 near one side of the movable mechanism 40, and below the movable mechanism 40, when the forming groove 55 is sleeved on the bending portion 34, the transmission member 54 can be located below the forming groove 55.

Further, two ends of the pressing member 41 are respectively provided with a pressing block 44, after the first bending, the pressing member continues to descend, and the pressing block 44 can push the transmission member 54 to enable the rotating wheel 51 of the bending mechanism 50 to rotate inwards to realize the second bending. Wherein, the forming groove 55 is disposed in a through structure on a side close to the transmission member 54, so that the pressing block 44 is pressed down against the transmission member 54 for transmission.

Specifically, the inner wall of the molding groove 55 is hollow, and the bending mechanism 50 further includes a guard 53, the guard 53 is mounted in the rotary wheel 51 and provided with a guard groove 56, and the inner wall of the guard groove 56 is filled in the hollow portion of the inner wall of the molding groove 56 except for the through portion 55a to perform the second bending molding of the pressure receiving member 80. That is, a portion of the rotary wheel 51 adjacent to the movable mechanism 40 may be provided as a cavity penetrating in the ascending/descending direction of the movable mechanism 40, the guard 53 may be installed in the cavity, and the guard 53 and the rotary wheel 51 may be locked by bolts. The protection piece 53 is made of nylon inserts, or nylon inserts can be directly added on the inner wall of the forming groove 55 on the rotating wheel 51, and the nylon inserts are contacted with the section 80 to avoid damaging the section 80.

Further, the bending mechanism 50 further includes a rotating shaft 57 and two fixing plates 58, wherein the two fixing plates 58 are located at two opposite sides, i.e., front and rear sides, of the mounting groove 25. The rotating shaft 57 is fixed between the two fixing plates 58 and perpendicular to the lifting direction of the movable mechanism 40. The rotating wheel 51 is sleeved on the rotating shaft 57, and a limiting member 59 is disposed at a side portion, such as a front side and/or a rear side, of the rotating wheel 51, and the limiting member 59 protrudes outward along an axial direction. When the rotating wheel 51 rotates outwards under the action of the second elastic element 52 until the limiting element 59 abuts against the corresponding side of the fixing plate 58, the forming groove 55 is located at a position away from the punching mechanism, so as to ensure that the rotating wheel 51 is completely reset, and avoid that the rotating wheel 51 is crushed when the punching mechanism 30 is pressed downwards due to the fact that the rotating wheel does not rotate to the right position, or the transmission element 54 cannot transmit due to the fact that the rotating wheel is too large in rotation angle.

Referring to fig. 17-19, the frame 10 of the present invention further includes a frame 14, a bottom plate is fixed on a top surface of the frame 14, the lifting driving assembly of the stamping mechanism 30 is further provided with a cylinder block 16, the cylinder block 16 is fixedly connected with a second guide rod 37 and is located above the plate body 35, and the lifting cylinder 33 is fixed on a top portion of the cylinder block 16.

Further, still be equipped with connecting plate 15 between cylinder block 16 and the base 11, be equipped with spacing groove 18 and pin 17 on this connecting plate 15, this pin 17 detachably installs on connecting plate 15, the plate body 35 lateral part of this punching press mechanism 30 is equipped with stopper 38, this stopper 38 slidable wears to locate on this spacing groove 18 and is located the pin 17 top, stopper 38 can slide along spacing groove 18 above pin 17 promptly, when punching press mechanism 30 pushed down to target in place and accomplished twice bending, stopper 38 can support and lean on this pin 17, thereby the accessible adjusts the mould 31 of bending of punching press mechanism 30 and pushes down the distance of pin 17 position.

The present invention further includes a control device 60 and an electronic sensor 70, wherein the electronic sensor 70 is mounted on the frame 10 to detect the in-place information of the punching mechanism 30 or the movable mechanism 40, and the in-place information indicates that the punching mechanism 30 or the movable mechanism 40 is pressed down to a position where two bending operations are completed. The electronic sensor 70 may be a conventional position sensor such as a travel switch or an infrared sensor, and the installation position thereof may be set according to the type. The control device 60 may be a programmable controller, which is connected to the electronic sensor 70 and the lifting driving component of the punching mechanism 30 to control the punching mechanism 30 to be lifted and returned according to the in-place information. The control device 60 is connected with a control button 61, and the control button 61 can be a mechanical button or a touch-sensitive button, and the like, and can be installed at a proper position on the frame 10.

In the initial state, the pressing member 41 of the movable mechanism 40 is in the high position under the action of the first elastic member 42, the second groove 45 is in butt joint with the two first grooves 22, the forming groove 55 is in the position away from the movable mechanism 40 under the action of the second elastic member 52, and the limiting member 59 abuts against the corresponding side of the fixing plate 58. During working, the bending die 31 and the mounting seat 32 are fixed, the power supply is started, the section 80 to be molded is taken and placed into the groove formed by connecting the first groove 22 and the second groove 45, and the section 80 is pushed until one end of the section is abutted against the positioning block 23.

Referring to fig. 10-16, when the control button 61 is pressed, the lifting driving assembly drives the bending die 31 to press downward, the bending die 31 and the pressing member 41 press the middle of the profile 80, and then the profile 80 continues to press downward, and the two bending portions 34 of the profile 80 begin to bend under the action of the bending die 31 and the roller 24 until the profile is bent out of a U shape to complete the first bending. Then, the bending die 31 continues to be pressed downwards, the material pressing block 44 enters the through portion 55a to contact with the transmission member 54 and push the transmission member 54, the two rotating wheels 51 rotate inwards, the forming groove 55 is sleeved on the bending portion 34, the protective groove 56 in the forming groove pushes and presses the profile 80 under the force, and the two ends of the profile 80 bend inwards to realize the second bending until the material pressing member 41 reaches the low position and stops. The electronic sensor 70 obtains the position information, the control device 60 controls the lifting driving assembly to move according to the position information, the bending die 31 rises to return, the bent section 80 is similar to a triangle and can be clamped on the bending die 31, meanwhile, the material pressing member 41 returns under the action of the first elastic member 42, the rotating wheel 51 returns under the action of the second elastic member 52, and the limiting member 59 on the rotating wheel abuts against the fixing plate 58. Finally, the robot 90 shown in fig. 20 can be used to remove the section bar 80 from the bending die 31.

The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by using the design concept should fall within the scope of infringing the present invention.

Claims (12)

1. The utility model provides a section bar forming device that bends, includes the frame, this frame is equipped with base, its characterized in that: the bending machine also comprises a fixing mechanism, a stamping mechanism, a moving mechanism and two bending mechanisms; the fixing mechanism is fixed on the base, and the top surface of the fixing mechanism is provided with two first grooves which are spaced relatively; the movable mechanism is arranged between the two first grooves in a lifting manner, the top surface of the movable mechanism is provided with a second groove, and the second groove can be butted with the two first grooves for placing the section; the stamping mechanism is arranged above the movable mechanism, two ends of the bottom of the stamping mechanism are respectively provided with a bending part, and the stamping mechanism can press the movable mechanism downwards to bend the section at the bending part for the first time; the two bending mechanisms are rotatably connected with the fixing mechanism and are respectively arranged below the two first grooves, each bending mechanism is provided with a forming groove and a transmission piece, the two forming grooves can rotate outwards to be far away from the stamping mechanism, and the two transmission pieces are respectively arranged below the two ends of the second groove; and the stamping mechanism continues to press the movable mechanism downwards to push the transmission piece to enable the two forming grooves to be sleeved outside the bending part in an inward rotating mode, so that the section is bent for the second time.

2. A profile bending apparatus according to claim 1, wherein: the fixing mechanism comprises two fixing seats, the fixing seats are arranged at intervals, the top surfaces of the fixing seats are provided with first grooves, and the outer ends of one first groove are provided with positioning blocks for limiting the sectional materials.

3. A profile bending apparatus according to claim 1, wherein: and a roller is further arranged between the first groove and the second groove and is rotatably connected with the fixing mechanism.

4. A profile bending apparatus according to claim 1, wherein: the movable mechanism comprises a material pressing piece, a first elastic piece and a first guide rod; the first guide rod is vertically fixed on the base, the pressing piece is sleeved on the first guide rod in a lifting mode, the top surface of the pressing piece is provided with the second groove, and the first elastic piece is stretched between the base and the pressing piece so that the second groove is in butt joint with the two first grooves.

5. A section bar bending and forming device as claimed in claim 4, wherein: and the two ends of the material pressing piece are respectively provided with a material pressing block so as to push the transmission piece to enable the bending mechanism to rotate to bend for the second time after the first time of bending.

6. A profile bending apparatus according to claim 1, wherein: the stamping mechanism comprises a bending die, a mounting seat and a lifting driving assembly, the bending die is relatively fixed with the mounting seat, and the lifting driving assembly is connected with the driving mounting seat to drive the bending die to be pressed down or lifted.

7. A section bar bending and forming device as claimed in claim 6, wherein: the bending die is trapezoidal and is provided with a bottom edge and two side edges, the connecting part of the bottom edge and the side edges is provided with the bending part, and the bending part is arc-shaped.

8. A profile bending apparatus according to claim 1, wherein: the bending mechanism further comprises a rotating wheel, a second elastic piece and a protection piece; the fixed mechanism is provided with an installation groove, the rotating wheel is rotatably installed in the installation groove and is provided with the forming groove, the forming groove is matched with the bending part, and one side wall of the forming groove is provided with a through part so as to give way to the corresponding end of the movable mechanism; the second elastic piece is connected between the rotating wheel and the fixed seat, so that the forming groove rotates outwards to be far away from the punching mechanism; the transmission piece is positioned on the through part; and continuously pressing the movable mechanism downwards to enable the corresponding end of the movable mechanism to enter the through part and push the transmission part, so that the forming groove is driven to inwards rotate to be sleeved outside the bending part, and the corresponding end of the section bar is bent inwards.

9. A section bar bending and forming device as claimed in claim 8, wherein: the inner wall of the forming groove is hollow; the bending mechanism further comprises a protection piece which is arranged in the rotating wheel and is provided with a protection groove, and the inner wall of the protection groove is filled in the hollow part of the inner wall of the forming groove except the through part to be formed by second bending of the pressure-bearing section bar.

10. A section bar bending and forming device as claimed in claim 8, wherein: the bending mechanism further comprises a rotating shaft and two fixing plates, and the two fixing plates are positioned on two opposite sides of the mounting groove; the rotating shaft is fixed between the two fixed plates and is vertical to the lifting direction of the movable mechanism; the rotating wheel is sleeved on the rotating shaft, a limiting part extending in the axial direction is arranged on the side portion of the rotating wheel, the limiting part is located on one side of the fixed plate, and the rotating wheel rotates outwards until the limiting part abuts against the corresponding side of the fixed plate, and the forming groove is far away from the stamping mechanism.

11. A profile bending apparatus according to claim 1, wherein: the rack is also provided with a connecting plate, the connecting plate is vertically fixed with the base and is provided with a limiting groove and a stop lever, the stop lever is detachably arranged on the connecting plate, and the limiting groove is vertical to the lifting direction of the movable mechanism; one side of this punching press mechanism still is equipped with the stopper, and this stopper wears to locate on this spacing groove and is located the pin top.

12. A profile bending apparatus according to claim 1, wherein: the device also comprises a control device and an electronic inductor; the electronic sensor is arranged on the frame to detect the in-place information of the stamping mechanism or the movable mechanism; the control device is connected with the electronic inductor and the stamping mechanism to control the stamping mechanism to ascend and return according to the in-place information.

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