CN115106449A - Bending machine with automatic feeding and discharging structure - Google Patents

Abstract

The invention discloses a bending machine with an automatic feeding and discharging structure, which belongs to the field of bending machines and comprises a bending rack, a tool table and a servo motor, wherein the servo motor is arranged on one side surface of the bending rack through a supporting base, and the output end of the servo motor is connected with the tool table through a coupler; a first pressure groove and a second pressure groove are respectively arranged on the four surfaces of the tool table, pressure sensors are embedded in the bottom walls of the first pressure groove and the second pressure groove, an electromagnetic adsorption component is arranged in the tool table, and round holes are formed in the four surfaces of the tool table; the internal mounting of the frame of bending has the material frame board of putting, and electric putter is installed in the front of the frame of bending, and the workbin is received in the front of the frame of bending, can adsorb the cooperation of subassembly through servo motor's rotation and electromagnetism, realizes adsorbing material loading and upset unloading operation to sheet metal to realize automation mechanized operation through rotatory unloading, guarantee the efficiency of bending.

Description

Bending machine with automatic feeding and discharging structure

Technical Field

The invention relates to the field of bending machines, in particular to a bending machine with an automatic feeding and discharging structure.

Background

The bending machine belongs to one of forging and pressing machines, is mainly used for processing metal plates, is a working process of generating pressure by a hydraulic system and conducting the pressure through a die to finally obtain a required material shape, and meets different material processing requirements in the machining process by bending the material into shapes with different angles.

Present bender material loading in-process, mostly adopt ascending and descending material loading of vertical side or the ascending conveying material loading of horizontal direction, wherein the material loading that goes up and down needs the manpower transport, conveying material loading's the general conveyer belt material loading that adopts the continuation of general adoption, and then the panel of carrying earlier the time of carrying bends the in-process and causes piling up of the panel that the rear was carried easily, be difficult to guarantee the processing of bending of follow-up monolithic panel of bending in-process, influence the normal clear of the operation of bending, and current operation of bending is difficult to realize the continuity between two blocks of panel successively, need bend at first panel and accomplish the back manpower unloading and just can vacate the space and carry out bending of second panel, the efficiency that leads to bending is lower.

Therefore, a bending machine with an automatic feeding and discharging structure is provided to solve the problems.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a bending machine with an automatic feeding and discharging structure, which can realize adsorption feeding and overturning discharging operations through rotation of a servo motor and cooperation of an electromagnetic adsorption component, and can control extension and retraction of a sucker through opening and closing of an electromagnet aiming at an aluminum alloy plate which cannot realize electromagnetic adsorption fixation, so that a corresponding plate adsorption operation is realized, the same adsorption feeding and discharging operations can be realized through opening and closing of the electromagnet, automatic operation is realized through rotary discharging, and the bending efficiency is ensured.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A bending machine with an automatic feeding and discharging structure comprises a bending machine frame, a tool table and a servo motor, wherein the servo motor is installed on one side surface of the bending machine frame through a supporting base, and the output end of the servo motor is connected with the tool table through a coupler;

the tool table comprises a tool table body, wherein four surfaces of the tool table body are respectively provided with a first pressure groove and a second pressure groove, the number of the first pressure groove and the number of the second pressure groove are two, pressure sensors are embedded in the bottom walls of the first pressure groove and the second pressure groove and are electrically connected with a servo motor, an electromagnetic adsorption component is installed inside the tool table body, and the four surfaces of the tool table body are respectively provided with a round hole;

the bending machine is characterized in that a material placing frame plate is arranged inside the bending machine frame and is equal to the tool table in height, an electric push rod is arranged on the front face of the bending machine frame, a push frame is arranged at the output end of the electric push rod and is in sliding connection with the bottom wall of the material placing frame plate, the material placing frame plate is located behind the tool table, and a material receiving box is arranged on the front face of the bending machine frame.

Further, the electromagnetism adsorption component is including electro-magnet, sucking disc and first magnetic path, the inside inner wall of keeping away from the instrument platform of electromagnetism adsorption component installs the electro-magnet, the electromagnetism adsorption component is close to the surface of instrument platform and runs through and install the sucking disc, and the mounted position and the round hole one-to-one of sucking disc, the surface mounting that the round hole was kept away from to the sucking disc has first magnetic path.

Further, the inner wall of sucking disc runs through and installs the siphunculus, is located the sucking disc inside the locating part is installed to the one end of siphunculus, and the cross sectional area of locating part is greater than the siphunculus, the second magnetic path is installed to the other end of siphunculus.

Furthermore, the material placing frame plate is internally provided with a weighing inductor, and the weighing inductor is electrically connected with the electric push rod.

Furthermore, the cross section of the first pressure groove is Y-shaped, and the cross section of the second pressure groove is right trapezoid.

Furthermore, a buffer spring is arranged on the surface of the pressure sensor, which is far away from the tool table, and the diameter of the buffer spring is larger than that of the pressure sensor.

Furthermore, the magnetism of the first magnetic block and the second magnetic block is the same as that of the electromagnet after being electrified, and air outlet holes are formed in the positions, close to the limiting pieces, on the surface of the through pipe.

Further, the inside of sucking disc installs the intermediate layer, the internally mounted of intermediate layer has the sponge piece, the sucking disc is close to the surface of round hole and is equipped with the notes material hole.

Furthermore, the hydraulic cylinders which are symmetrically arranged are installed at the top of the front face of the bending rack, the output ends of the hydraulic cylinders are connected with sliding blocks, sliding grooves are formed in the surfaces of the sliding blocks, and dies are installed inside the sliding grooves in an embedded mode.

Furthermore, the hydraulic cylinder is electrically connected with the servo motor and the electromagnet.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) according to the invention, by installing the servo motor, the pressure sensor, the tool table, the electromagnetic adsorption component and the material receiving box, through the control of the turnover angle of the servo motor, a plate which is adsorbed and loaded by the electromagnetic adsorption component can be turned over and fallen into the material receiving box after being bent, so that the automatic loading and unloading of the bending machine are realized by the aid of the bending machine, the automatic unloading operation is realized through the rotation of the servo motor, and the bending efficiency of the bending machine is ensured.

(2) According to the invention, the electromagnet, the sucker, the first magnetic block and the second magnetic block are arranged, the electromagnet is started to drive the first magnetic block to move, so that the sucker extends out of the surface of the round hole and is in contact with a plate in the material placing frame plate, the adsorption feeding is realized, and the adsorption feeding effect is also realized for aluminum alloy products which cannot be adsorbed by the electromagnet.

(3) According to the invention, the material injection holes are arranged, when oil stains exist on the surface of the aluminum alloy plate, the cleaning agent with oil stain decomposition capability is injected into the sponge block through the material injection holes in advance, so that when the sucking disc is stressed to extrude and adsorb, the cleaning agent in the sponge block can overflow a small amount, and then oil stains are cleaned, thereby facilitating the normal adsorption and feeding operation of the aluminum alloy plate.

(4) According to the invention, the buffer spring is arranged, so that the buffer spring can provide buffer for the pressure sensor in the bending process, the service life of the pressure sensor is further prolonged, when the die is moved upwards after bending is finished, the ejection effect is exerted on the plate which is bent and is trapped in the first pressure groove or the second pressure groove through the elastic action of the buffer spring, and the bent plate is conveniently separated from the inside of the first pressure groove or the second pressure groove and enters the material receiving box in the subsequent overturning process.

(5) According to the tool table, the first pressing groove and the second pressing groove are arranged on the surface of the tool table, the shapes of the first pressing groove and the second pressing groove are different, and the tool table is enabled to face different directions after being overturned at different angles by utilizing the difference of the distribution positions of the first pressing groove and the second pressing groove, so that a basis is provided for the servo motor to rotate to drive the first pressing groove or the second pressing groove to reset.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of an installation structure of a servo motor, a tool table, an electric push rod and a material placing frame plate according to the present invention;

FIG. 3 is a schematic cross-sectional view of a tool table according to the present invention;

FIG. 4 is a schematic view of the tooling table and circular hole mounting arrangement of the present invention;

FIG. 5 is a schematic view of the electromagnetic assembly, suction cup and electromagnet mounting structure of the present invention;

FIG. 6 is a schematic view of the mounting structure of the sucker, the first magnetic block, the second magnetic block and the through pipe of the present invention;

FIG. 7 is a schematic view of the mounting structure of the sucking disc and the material injection hole of the present invention;

FIG. 8 is a schematic view of an installation structure of a limiting member, a through pipe, an air outlet hole and a second magnetic block according to the present invention;

FIG. 9 is a schematic view of the suction cup of the present invention in an elevated state when the electromagnet is energized;

FIG. 10 is a schematic view showing the state where the suction cup is lowered and external air is introduced into the inside of the suction cup when the electromagnet of the present invention is de-energized;

fig. 11 is a schematic diagram illustrating a state in which the plate material falls off from the first pressure groove when the servo motor is turned over.

The reference numbers in the figures illustrate:

1. bending the frame; 2. a hydraulic cylinder; 3. a slider; 4. a mold; 5. a material receiving box; 6. a tool table; 7. a servo motor; 8. an electric push rod; 9. placing a material frame plate; 10. a first indent; 11. a second press groove; 12. an electromagnetic adsorption component; 13. a pressure sensor; 14. a buffer spring; 15. a coupling; 16. a circular hole; 17. an electromagnet; 18. a suction cup; 19. a first magnetic block; 20. a second magnetic block; 21. pipe passing; 22. an air outlet; 23. a limiting member; 24. and (7) material injection holes.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-3 and 11, a bending machine with an automatic loading and unloading structure includes a bending frame 1, a tool table 6 and a servo motor 7, wherein the servo motor 7 is installed on one side surface of the bending frame 1 through a supporting base, and an output end of the servo motor 7 is connected with the tool table 6 through a coupling 15;

the four surfaces of the tool table 6 are respectively provided with a first pressure groove 10 and a second pressure groove 11, the number of the first pressure groove 10 and the number of the second pressure groove 11 are two, the bottom walls of the first pressure groove 10 and the second pressure groove 11 are respectively embedded with a pressure sensor 13, the pressure sensors 13 are electrically connected with the servo motor 7, the tool table 6 is internally provided with an electromagnetic adsorption component 12, and the four surfaces of the tool table 6 are respectively provided with a round hole 16;

a material placing frame plate 9 is arranged inside the bending machine frame 1, the material placing frame plate 9 is equal in height to the tool table 6, an electric push rod 8 is arranged on the front face of the bending machine frame 1, a push frame is arranged at the output end of the electric push rod 8 and is in sliding connection with the bottom wall of the material placing frame plate 9, the material placing frame plate 9 is located behind the tool table 6, and a material receiving box 5 is arranged on the front face of the bending machine frame 1.

Specifically, the section of the material placing frame plate 9 is U-shaped, the surface of the opening of the U-shaped section faces to the tool table 6, so that the tool table 6 with the same height as the U-shaped section can conveniently adsorb and fix the plate closest to the tool table 6 in the material placing frame plate 9 by using the internal electromagnetic adsorption component 12;

before bending, the plate to be bent is stacked on the surface of the material placing frame plate 9, and then the first pressing groove 10 or the second pressing groove 11 is selected to carry out receiving bending operation according to the shape of the die 4;

if a first indent 10 is selected, then the servo motor 7 is started to make one of two sets of first indents 10 which are vertically arranged face down, the other set of first indents 10 is close to the material placing frame plate 9, two sets of electromagnetic adsorption components 12 close to the surface of the material placing frame plate 9 are used for adsorbing the metal plate immediately, after the servo motor 7 is started to rotate 90 degrees in the forward direction, the first indent 10 which adsorbs the metal plate faces up in the forward direction, meanwhile, the first indent 10 which originally faces down faces towards the opening direction of the material placing frame plate 9 after being turned over, at the moment, the electromagnetic adsorption component 12 which is correspondingly installed on the set of first indents 10 is started, the plate adsorption and fixation operation which is needed by the next bending processing is completed, the electromagnetic adsorption component 12 which is correspondingly installed on the first indent 10 which is subjected to the bending processing is powered off, and the metal plate loses the adsorption and limiting effect;

after the hydraulic cylinder 2 is started to drive the die 4 to descend to complete the bending operation, the hydraulic cylinder 2 drives the die 4 to move upwards, the pressure induction value of the pressure inductor 13 is reduced at the moment, a starting signal is sent to the servo motor 7, the servo motor 7 continues to rotate forward by 90 degrees at the moment, the bent plate falls into the material receiving box 5 according to the arc-shaped track in the overturning process, and automatic feeding and discharging of the bent plate are completed;

after the first bent plate falls into the material receiving box 5, the plate adsorbed and fixed on the surface of the other group of first press grooves 10 is turned to a state that the front surface faces upwards, after the bending operation is received, the pressure sensor 13 in the group of first press grooves 10 is continuously utilized to enable the servo motor 7 to continue to rotate forward by 90 degrees to complete the blanking operation, and the servo motor 7 rotates reversely by 270 degrees and returns to the original state, so that the cyclic feeding and blanking operation of the two groups of first press grooves 10 is performed.

Similarly, when the second indent 11 is used for loading and unloading, the operation steps are the same as those of the first indent 10.

Referring to fig. 3-10, the electromagnetic absorption assembly 12 includes an electromagnet 17, a suction cup 18 and a first magnetic block 19, the electromagnet 17 is installed on the inner wall of the electromagnetic absorption assembly 12 far away from the tool table 6, the suction cup 18 is installed on the surface of the electromagnetic absorption assembly 12 near the tool table 6 in a penetrating manner, the installation position of the suction cup 18 corresponds to the circular hole 16 one by one, the first magnetic block 19 is installed on the surface of the suction cup 18 far away from the circular hole 16, a through pipe 21 is installed on the inner wall of the suction cup 18 in a penetrating manner, a limiting member 23 is installed at one end of the through pipe 21 inside the suction cup 18, the cross-sectional area of the limiting member 23 is larger than that of the through pipe 21, a second magnetic block 20 is installed at the other end of the through pipe 21, the magnetism of the first magnetic block 19 and the second magnetic block 20 is the same as the magnetism of the electromagnet 17 after the electromagnet is electrified, and an air outlet hole 22 is formed in the position of the surface of the through pipe 21 near the limiting member 23.

Specifically, the suction cup 18 is made of a vacuum silica gel material;

when the plate to be bent is an aluminum alloy product, the electromagnet 17 cannot perform an adsorption loading effect on the plate wiper, and at the moment, the electromagnet 17 is started to enable the first magnetic block 19 and the second magnetic block 20 to be far away from the electromagnet 17, so that the suction disc 18 is pushed to expose the inside of the circular hole 16, the plate in the material frame plate 9 is contacted, and the adsorption operation is smoothly realized by utilizing the adsorption effect of the suction disc 18 and the surface of the plate;

after electro-magnet 17 outage, first magnetic path 19 and second magnetic path 20 lose behind the lift effect that magnetic repulsion effect leads to, descend under the dead weight effect, in-process siphunculus 21 exposes surperficial venthole 22 that descends, thereby outside air gets into again behind the siphunculus 21 inside reentrant sucking disc 18 and panel because of adsorbing the sealed cavity that forms through venthole 22, sucking disc 18 loses the adsorption to panel this moment, and then at electro-magnet 17 circular telegram, can make aluminum alloy panel and other can play the same absorption material loading and unloading effect by electromagnetic adsorption's panel when the outage.

Put the internally mounted of material frame board 9 and have the inductor of weighing, and the inductor of weighing and electric putter 8 electric connection.

Concretely, along with the panel adsorption material loading operation goes on, put 9 bearing effects of material frame board and weaken gradually to judge sheet metal's consumption through the reduction of weighing inductor detection weight, and then can make electric putter 8 start when combed panel consumption is more, drive the removal of pushing away the frame, thereby will put the inside panel of material frame board 9 and push to the place ahead, make things convenient for subsequent adsorption material loading operation.

Referring to fig. 3, the cross section of the first indent 10 is Y-shaped, and the cross section of the second indent 11 is right trapezoid.

Specifically, the first indent 10 has a different cross section from the second indent 11, and the die 4 used for bending is different from each other, and the shape after bending is different from each other, so that the demand for the bending shape of the bending machine can be increased.

Referring to fig. 3, a surface of the pressure sensor 13 away from the tool table 6 is provided with a buffer spring 14, and the diameter of the buffer spring 14 is larger than that of the pressure sensor 13.

Specifically, in the bending process, the buffer spring 14 can provide buffering for the pressure sensor 13, so that the service life of the pressure sensor 13 is prolonged, and when the bending end die 4 moves upwards, the plate which is bent and then falls into the first pressure groove 10 or the second pressure groove 11 plays a role in ejection through the elastic action of the buffer spring 14, and the bent plate is conveniently separated from the first pressure groove 10 or the second pressure groove 11 in the subsequent overturning process and enters the material receiving box 5.

Referring to fig. 7, an interlayer is installed inside the suction cup 18, a sponge block is installed inside the interlayer, and a material injection hole 24 is formed on the surface of the suction cup 18 close to the circular hole 16.

Specifically, when there is the greasy dirt on the aluminum alloy panel surface, pour into the sanitizer that has greasy dirt resolving power into to the sponge piece through annotating material hole 24 in advance to when sucking disc 18 atress extrusion is adsorbed, the sanitizer in the sponge piece can spill over in a small amount, and then realizes the greasy dirt clearance, thereby makes things convenient for the normal absorption material loading operation of aluminum alloy panel.

Referring to fig. 1, symmetrically arranged hydraulic cylinders 2 are mounted at the top of the front surface of a bending frame 1, the output end of each hydraulic cylinder 2 is connected with a sliding block 3, a sliding groove is formed in the surface of each sliding block 3, a mold 4 is mounted in the sliding groove in an embedded mode, and the hydraulic cylinders 2 are electrically connected with a servo motor 7 and an electromagnet 17.

Specifically, drive slider 3 through pneumatic cylinder 2 and reciprocate, and then drive the mould 4 on slider 3 surface and bend the operation, according to the difference of first indent 10 and 11 shapes of second indent, through the different mould 4 of spout replacement to guarantee the normal clear of the operation of bending.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims (10)

1. The utility model provides a bender with unloading structure in automation, includes bending frame (1), instrument platform (6) and servo motor (7), its characterized in that: a servo motor (7) is installed on one side surface of the bending rack (1) through a supporting base, and the output end of the servo motor (7) is connected with a tool table (6) through a coupler (15);

the tool table is characterized in that a first pressure groove (10) and a second pressure groove (11) are respectively formed in four surfaces of the tool table (6), the number of the first pressure groove (10) and the number of the second pressure groove (11) are two, pressure sensors (13) are embedded in the bottom walls of the first pressure groove (10) and the second pressure groove (11), the pressure sensors (13) are electrically connected with a servo motor (7), an electromagnetic adsorption component (12) is installed inside the tool table (6), and round holes (16) are formed in the four surfaces of the tool table (6);

the utility model discloses a material storage rack, including frame (1) of bending, electric putter (8), push frame, material receiving box (5), material frame board (9) are put to the internally mounted of frame (1) of bending, and put material frame board (9) and instrument platform (6) etc. are as high as, electric putter (8) are installed in the front of frame (1) of bending, push frame is installed to electric putter's (8) output, and push frame and the diapire sliding connection who puts material frame board (9), it is located the rear of instrument platform (6) to put material frame board (9), material receiving box (5) are installed in the front of frame (1) of bending.

2. The bending machine with automatic feeding and discharging structure as claimed in claim 1, wherein: electromagnetism absorption subassembly (12) are including electro-magnet (17), sucking disc (18) and first magnetic path (19), electromagnet (17) are installed to the inside inner wall of keeping away from instrument platform (6) of electromagnetism absorption subassembly (12), electromagnetism absorption subassembly (12) are close to the surface of instrument platform (6) and run through and install sucking disc (18), and the mounted position and the round hole (16) one-to-one of sucking disc (18), the surface mounting that round hole (16) were kept away from in sucking disc (18) has first magnetic path (19).

3. The bending machine with automatic feeding and discharging structure as claimed in claim 2, wherein: the inner wall of sucking disc (18) runs through and installs siphunculus (21), is located inside sucking disc (18) locating part (23) are installed to the one end of siphunculus (21), and the cross sectional area of locating part (23) is greater than siphunculus (21), second magnetic block (20) are installed to the other end of siphunculus (21).

4. The bending machine with automatic feeding and discharging structure as claimed in claim 1, wherein: the material placing frame plate (9) is internally provided with a weighing inductor, and the weighing inductor is electrically connected with the electric push rod (8).

5. The bending machine with automatic feeding and discharging structure as claimed in claim 1, wherein: the cross section of the first pressure groove (10) is Y-shaped, and the cross section of the second pressure groove (11) is right-angled trapezoid.

6. The bending machine with automatic feeding and discharging structure as claimed in claim 1, wherein: the surface of the pressure sensor (13) far away from the tool table (6) is provided with a buffer spring (14), and the diameter of the buffer spring (14) is larger than that of the pressure sensor (13).

7. The bending machine with automatic feeding and discharging structure as claimed in claim 3, wherein: the magnetism of the first magnetic block (19) and the second magnetic block (20) is the same as that of the electromagnet (17) after the electromagnet is electrified, and an air outlet hole (22) is formed in the position, close to the limiting piece (23), on the surface of the through pipe (21).

8. The bending machine with automatic feeding and discharging structure as claimed in claim 2, wherein: the novel multifunctional sucker is characterized in that an interlayer is arranged inside the sucker (18), a sponge block is arranged inside the interlayer, and a material injection hole (24) is formed in the surface, close to the round hole (16), of the sucker (18).

9. The bending machine with automatic feeding and discharging structure as claimed in claim 1, wherein: the bending machine is characterized in that symmetrically-arranged hydraulic cylinders (2) are installed at the front top of the bending machine frame (1), the output ends of the hydraulic cylinders (2) are connected with sliding blocks (3), sliding grooves are formed in the surfaces of the sliding blocks (3), and molds (4) are installed in the inner embedding of the sliding grooves.

10. The bending machine with automatic feeding and discharging structure as claimed in claim 9, wherein: the hydraulic cylinder (2) is electrically connected with the servo motor (7) and the electromagnet (17).

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