CN110756877A

CN110756877A - Numerical control plate shearing machine for sheet metal machining

Info

Publication number: CN110756877A
Application number: CN201911099010.4A
Authority: CN
Inventors: 许建东; 葛利斌
Original assignee: Suzhou Lidong Electromechanical Equipment Co Ltd
Current assignee: Suzhou Lidong Electromechanical Equipment Co Ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-02-07

Abstract

The invention discloses a numerical control plate shearing machine for sheet metal machining, and relates to the technical field of sheet metal machining equipment. According to the invention, the screw rod, the guide rod, the conveying plate, the nut, the transmission shaft, the first transmission wheel, the mounting seat, the transmission belt, the second transmission wheel, the output shaft, the servo motor and the slide block are arranged to form the material conveying mechanism driven by the screw rod, so that the plate can be conveyed, the speed and the position of the plate can be controlled, the automation degree is high, and the labor cost can be reduced.

Description

Numerical control plate shearing machine for sheet metal machining

Technical Field

The invention relates to the technical field of sheet metal machining equipment, in particular to a numerical control plate shearing machine for sheet metal machining.

Background

The sheet metal processing is a hinge technology which is required to be held by a sheet metal technical staff, and is also an important process for forming sheet metal products. The sheet metal processing includes traditional cutting, blanking, bending and pressing and other methods and technological parameters, various cold stamping die structures and technological parameters, various equipment working principles and operation methods, and new stamping technology and new technology. The processing of metal plates of parts is called metal plate processing, and particularly, for example, the plates are used for manufacturing chimneys, iron drums, oil tanks, oil pots, ventilation pipelines, elbow large and small heads, hemispherical shapes, funnel shapes and the like, the main procedures comprise shearing, bending and edge buckling, bending and forming, welding, riveting and the like, and certain geometric knowledge is needed. The sheet metal part is a sheet metal hardware part, namely a part which can be processed by means of stamping, bending, stretching and the like, and one general definition is the part with unchanged thickness in the processing process. Corresponding to the casting, the forging and pressing, the machining parts and the like.

In the prior art, blanking processing in sheet metal processing is mainly completed by a numerical control plate shearing machine, and the plate shearing machine is a machine for shearing a plate by using a blade to do reciprocating linear motion. The upper blade is moved to apply a shearing force to metal plates with various thicknesses by adopting a reasonable blade gap, so that the plates are broken and separated according to the required size. At present, most plate shearing machines are not provided with a material conveying mechanism, in the shearing process, manual auxiliary feeding is mainly adopted, the automation degree is low, and the labor cost is increased.

Disclosure of Invention

The technical problem to be solved by the invention is to overcome the existing defects and provide a numerical control plate shearing machine for sheet metal machining, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a numerical control plate shearing machine for panel beating, includes the workstation, the top surface fixed mounting of workstation has the shearing table, the input port has been seted up to one side surface of shearing table, the delivery outlet has been seted up to the opposite side surface of shearing table, the front end surface fixed mounting of shearing table has the industrial computer, the inside of shearing table is provided with blanking mechanism, blanking mechanism's bottom is provided with positioning mechanism, counterpoint notch and notch have been seted up to the top surface of workstation, one side of workstation is provided with defeated material mechanism.

Preferably, the blanking mechanism comprises a hydraulic oil cylinder, a piston rod, a lantern ring, a knife rest and a cutter, the knife rest is fixedly arranged on the piston rod through the lantern ring, the cutter is fixedly arranged on the outer surface of one side of the knife rest through a bolt, and the center point of the cutter and the center point of the alignment notch are positioned on the same vertical line.

Preferably, the positioning mechanism is composed of a base plate, a spring and a pressing plate, the base plate is fixedly mounted on the outer surface of the bottom of the piston rod through a strong glue, one end of the spring is fixed on the outer surface of the bottom of the base plate through welding, and the other end of the spring is fixed on the outer surface of the top of the pressing plate through welding.

Preferably, the material conveying mechanism consists of a threaded rod, a guide rod, a conveying plate, a nut, a transmission shaft, a first transmission wheel, a mounting seat, a transmission belt, a second transmission wheel, an output shaft, a servo motor and a sliding block, the threaded rod and the guide rod are equal in length, the guide rod is positioned right below the threaded rod, the nut is arranged on the threaded rod in a threaded manner, the sliding block is fixedly arranged on the outer surface of the bottom of the nut and is in sliding connection with the guide rod, the conveying plate, the threaded rod is rotatably arranged between the workbench and the mounting seat, the guide rod is fixedly arranged between the workbench and the mounting seat, one end of the transmission shaft penetrates through the mounting seat and is fixedly connected with one end of the threaded rod, the first transmission wheel is fixedly sleeved at one end of the transmission shaft far away from the mounting seat, the transmission belt is in transmission connection with the transmission shaft and a second transmission wheel, and the second transmission wheel is fixedly sleeved at one end of the output shaft, which is far away from the servo motor.

Preferably, defeated material mechanism still includes supporting mechanism, supporting mechanism comprises bottom plate and support frame, the bottom surface of bottom plate flushes with the bottom surface of workstation, the equal fixed mounting in the top surface of bottom plate of support frame and servo motor, the bottom surface fixed connection of bolt and mount pad is passed through to the one end that the bottom plate was kept away from to the support frame.

Preferably, one end of the threaded rod is provided with a second bearing, the other end of the threaded rod is provided with a first bearing, the second bearing is fixedly installed on the workbench through a bearing seat, the first bearing is fixedly installed on the installation seat through the bearing seat, and the second bearing is located in the notch.

Preferably, the transport plate still includes clamping mechanism, clamping mechanism comprises splint, gasket and wing bolt, splint pass through wing bolt fixed mounting in the top surface of transport plate, wing bolt's quantity is two sets of, the gasket passes through the adhesive and pastes the bottom surface that is fixed in splint.

Preferably, the outer surface of one side of shearing table articulates there is the apron, one side surface inlay of apron has the sight glass, be provided with the tool to lock on the apron.

Compared with the prior art, the invention has the beneficial effects that:

1. the feeding mechanism is driven by the servo motor to realize the transportation of the plates, the speed and the position of the plate transportation are controllable, and when the plate is clamped due to the blunt opening of the cutter, the transportation plate can be controlled to retract through the reverse rotation of the servo motor.

2. The clamping plate, the gasket and the wing-shaped bolt are arranged to provide clamping force for the plate, the plate is prevented from deviating in position in the transportation process, the plate is prevented from being cut to be inclined, in addition, the gasket is designed to prevent the outer surface of the plate from being scratched and other damages caused by the clamping plate in a clamping state, the gasket has certain elasticity, the tightness after clamping can be improved, and the plate is not easy to fall off.

3. The shearing table is provided with the cover plate, the sight glass and the lock, the cover plate is arranged on the shearing table in a hinged mode, the cover plate can move circularly through the hinged mounting point and can be opened and closed normally, the lock provides locking force for the cover plate, and the internal structure of the shearing table can be overhauled or replaced after the lock and the cover plate are opened.

Drawings

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

FIG. 2 is a cross-sectional view of a shearing station of the present invention;

FIG. 3 is a top view of the table of the present invention;

FIG. 4 is an enlarged view of A of FIG. 1 in accordance with the present invention;

FIG. 5 is an enlarged view of B of FIG. 1 in accordance with the present invention;

FIG. 6 is an enlarged view of C of FIG. 1 in accordance with the present invention;

FIG. 7 is an enlarged view of D of FIG. 2 in accordance with the present invention;

FIG. 8 is an enlarged view of E of FIG. 3 in accordance with the present invention;

FIG. 9 is a left side view of the table of the present invention;

in the figure: 1. a work table; 2. a shearing table; 3. an industrial personal computer; 4. a hydraulic cylinder; 5. a piston rod; 6. a collar; 7. an input port; 8. an output port; 9. a tool holder; 10. a cutter; 11. aligning the notch; 12. a recess; 13. a threaded rod; 14. a guide bar; 15. a nut; 16. a transport plate; 17. a splint; 18. a gasket; 19. a wing bolt; 20. a first drive pulley; 21. a drive shaft; 22. a mounting seat; 23. a transmission belt; 24. a first bearing; 25. a support frame; 26. a second transmission wheel; 27. a base plate; 28. an output shaft; 29. a servo motor; 30. a base plate; 31. a spring; 32. pressing a plate; 33. a second bearing; 34. a cover plate; 35. a sight glass; 36. a lock; 37. a slide block.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity 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" and "second" 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "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.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-9, the present invention provides a technical solution: the utility model provides a numerical control plate shearing machine for panel beating, including workstation 1, the top surface fixed mounting of workstation 1 has shearing table 2, input port 7 has been seted up to one side surface of shearing table 2, delivery outlet 8 has been seted up to the opposite side surface of shearing table 2, the front end surface fixed mounting of shearing table 2 has industrial computer 3, the inside of shearing table 2 is provided with blanking mechanism, blanking mechanism's bottom is provided with positioning mechanism, alignment notch 11 and notch 12 have been seted up to workstation 1's top surface, one side of workstation 1 is provided with defeated material mechanism, can realize the transportation of panel, and the speed of panel transportation, the position is controllable.

Piston rod 5 in the hydraulic cylinder 4 structure is originally pushed down, can drive cutter 10 and push down, cuts the panel, and in this embodiment, preferably, blanking mechanism comprises hydraulic cylinder 4, piston rod 5, lantern ring 6, knife rest 9 and cutter 10, and knife rest 9 passes through lantern ring 6 fixed mounting on piston rod 5, and cutter 10 passes through bolt fixed mounting in the surface of one side of knife rest 9, and the central point of cutter 10 and the central point of counterpoint notch 11 are located same vertical line.

Piston rod 5 in hydraulic cylinder 4 structure pushes down, drives backing plate 30, spring 31 and clamp plate 32 and pushes down, and clamp plate 32 plays the effect of compressing tightly to panel, and in this embodiment, preferentially, positioning mechanism comprises backing plate 30, spring 31 and clamp plate 32, and backing plate 30 is fixed installation in the bottom surface of piston rod 5 through powerful glue, and welded fastening is passed through to the one end of spring 31 in the bottom surface of backing plate 30, and welded fastening is passed through to the other end of spring 31 in the top surface of clamp plate 32.

The threaded rod 13, the guide rod 14, the conveying plate 16, the nut 15, the transmission shaft 21, the first transmission wheel 20, the mounting seat 22, the transmission belt 23, the second transmission wheel 26, the output shaft 28, the servo motor 29 and the sliding block 37 are combined to form a threaded rod transmission material conveying mechanism, the conveying of the plate is realized through the driving of the servo motor 29, the speed and the position of the plate conveying are controllable, and when the plate is clamped due to the blunt opening of the cutter 10, the conveying plate 16 can be controlled to retreat through the reverse rotation of the servo motor 29, in the embodiment, preferably, the material conveying mechanism is composed of the threaded rod 13, the guide rod 14, the conveying plate 16, the nut 15, the transmission shaft 21, the first transmission wheel 20, the mounting seat 22, the transmission belt 23, the second transmission wheel 26, the output shaft 28, the servo motor 29 and the sliding block 37, the length of the threaded rod 13 is equal to that of the guide rod 14 is positioned right below the threaded rod 13, the, the sliding block 37 is fixedly installed on the outer surface of the bottom of the nut 15, the sliding block 37 is connected with the guide rod 14 in a sliding mode, the threaded rod 13 of the conveying plate 16 is rotatably installed between the workbench 1 and the installation seat 22, the guide rod 14 is fixedly installed between the workbench 1 and the installation seat 22, one end of the transmission shaft 21 penetrates through the installation seat 22 and is fixedly connected with one end of the threaded rod 13, the first transmission wheel 20 is fixedly sleeved at one end, far away from the installation seat 22, of the transmission shaft 21, the transmission belt 23 is in transmission connection with the transmission shaft 21 and the second transmission wheel 26, and the second transmission wheel 26 is fixedly sleeved at one end, far away from the.

In order to support the material conveying mechanism, in this embodiment, preferably, the material conveying mechanism further includes a support mechanism, the support mechanism is composed of a bottom plate 27 and a support frame 25, a bottom outer surface of the bottom plate 27 is flush with a bottom outer surface of the workbench 1, the support frame 25 and the servo motor 29 are both fixedly installed on a top outer surface of the bottom plate 27, and one end of the support frame 25, far away from the bottom plate 27, is fixedly connected with a bottom outer surface of the mounting seat 22 through a bolt.

Make threaded rod 13 can normally rotate to, improve the smoothness nature when threaded rod 13 rotates, reduce the kinetic energy loss, in this embodiment, preferably, the one end of threaded rod 13 is provided with second bearing 33, and the other end of threaded rod 13 is provided with first bearing 24, and second bearing 33 passes through bearing frame fixed mounting on workstation 1, and first bearing 24 passes through bearing frame fixed mounting on mount pad 22, and second bearing 33 is located notch 12.

Can provide the clamp force for panel, prevent that panel skew from appearing in the transportation position, lead to tailorring and present the hypotenuse, in addition, gasket 18's design can prevent splint 17 under clamping status, cause the damage of aspects such as scraping to the surface of panel, and, gasket 18 possesses certain elasticity, can improve the tautness after pressing from both sides tightly, panel is difficult for droing, in this embodiment, it is preferred, transport plate 16 still includes clamping mechanism, clamping mechanism is by splint 17, gasket 18 comprises with wing bolt 19, splint 17 passes through wing bolt 19 fixed mounting in transport plate 16's top surface, wing bolt 19's quantity is two sets of, gasket 18 passes through the bottom surface that the adhesive paste is fixed in splint 17.

Apron 34 can carry out the circular motion with the articulated mounting point, can normally open and shut, tool to lock 36 provides the locking force for apron 34, open tool to lock 36 and apron 34 back, can overhaul or change shearing table 2's inner structure, furthermore, the design of sight glass 35, can make operating personnel and the outside operational aspect of observing shearing table 2 inner structure, be convenient for carry out the fault point investigation to shearing table 2 inside visible structure, in this embodiment, it is preferred, shearing table 2's one side surface articulates there is apron 34, one side surface of apron 34 inlays and has sight glass 35, be provided with tool to lock 36 on the apron 34.

The working principle and the using process of the invention are as follows: when the device is used, firstly the wing bolt 19 is detached, the clamping plate 17 is taken down, one end of a plate is placed at the top of the conveying plate 16, the clamping plate 17 is placed above the plate, the plate is positioned between the gasket 18 and the conveying plate 16, the wing bolt 19 is installed back again and fastened by a knob, clamping force is provided for the plate, the plate is prevented from being displaced in the conveying process to cause cutting to present a bevel edge, in addition, the gasket 18 is designed to prevent the clamping plate 17 from causing scratch and other damages to the outer surface of the plate in the clamping state, the gasket 18 has certain elasticity, the tightness after clamping can be improved, the plate is not easy to fall off, the industrial personal computer 3 controls the oil delivery pumps of the servo motor 29 and the hydraulic oil cylinder 4, the piston rod 5 reciprocates up and down and drives the knife rest 9 and the knife 10, the servo motor 29 is started intermittently, the second driving wheel 26 is driven by the output shaft 28 to rotate, the second driving wheel 26 drives the first driving wheel 20 to rotate through the driving belt 23, the first driving wheel 20 drives the threaded rod 13 to rotate through the driving shaft 21, under the limitation of the sliding block 37, the nut 15 and the structure installed above the nut 15 cannot rotate, the nut 15 can only use the threaded rod 13 as a track to perform linear motion, so that the rotary motion is converted into linear motion, the conveying plate 16 and the plate clamped above the conveying plate 16 are driven, the plate penetrates through the input port 7 to enter the inside of the shearing table 2 and then reaches the lower part of the cutter 10, the piston rod 5 performs vertical reciprocating motion, the cutter rest 9 and the cutter 10 move along the same direction of the piston rod 5, meanwhile, in the process that the piston rod 5 presses down, the backing plate 30, the spring 31 and the pressing plate 32 press the plate, the cutter 10 cuts the plate, the cut plate penetrates through the output port 8 to complete unloading, when the internal structure of the shearing table 2 fails or the cutter 10 needs to be replaced, the apron 34 in the shearing table 2 structure adopts articulated mode to install on shearing table 2, apron 34 can carry out circular motion with articulated mounting point, can normally open and shut, tool to lock 36 provides the locking force for apron 34, open tool to lock 36 and apron 34 back, can overhaul or change shearing table 2's inner structure, and, the design of sight glass 35, can make operating personnel and the outside operational aspect of observing shearing table 2 inner structure, be convenient for carry out the fault point investigation to shearing table 2 inner visible structure.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a numerical control plate shearing machine for sheet metal working, includes workstation (1), its characterized in that: the utility model discloses a hydraulic shearing machine, including workstation (1), shearing table (2), input port (7) have been seted up to the surface of one side of shearing table (2), delivery outlet (8) have been seted up to the opposite side surface of shearing table (2), the front end surface fixed mounting of shearing table (2) has industrial computer (3), the inside of shearing table (2) is provided with blanking mechanism, blanking mechanism's bottom is provided with positioning mechanism, counterpoint notch (11) and notch (12) have been seted up to the surface of the top of workstation (1), one side of workstation (1) is provided with defeated material mechanism.

2. The numerical control plate shearing machine for sheet metal machining according to claim 1, characterized in that: the blanking mechanism comprises a hydraulic oil cylinder (4), a piston rod (5), a lantern ring (6), a knife rest (9) and a cutter (10), the knife rest (9) is fixedly installed on the piston rod (5) through the lantern ring (6), the cutter (10) is fixedly installed on the outer surface of one side of the knife rest (9) through a bolt, and the center point of the cutter (10) and the center point of the alignment notch (11) are located on the same vertical line.

3. The numerical control plate shearing machine for sheet metal machining according to claim 1, characterized in that: the positioning mechanism is composed of a base plate (30), a spring (31) and a pressing plate (32), the base plate (30) is fixedly mounted on the outer surface of the bottom of the piston rod (5) through a strong glue, one end of the spring (31) is fixed on the outer surface of the bottom of the base plate (30) through welding, and the other end of the spring (31) is fixed on the outer surface of the top of the pressing plate (32) through welding.

4. The numerical control plate shearing machine for sheet metal machining according to claim 1, characterized in that: the conveying mechanism comprises a threaded rod (13), a guide rod (14), a conveying plate (16), a nut (15), a transmission shaft (21), a first transmission wheel (20), a mounting seat (22), a transmission belt (23), a second transmission wheel (26), an output shaft (28), a servo motor (29) and a sliding block (37), wherein the threaded rod (13) is equal to the guide rod (14) in length, the guide rod (14) is positioned under the threaded rod (13), the nut (15) is installed on the threaded rod (13) in a threaded manner, the sliding block (37) is fixedly installed on the outer surface of the bottom of the nut (15), the sliding block (37) is connected with the guide rod (14) in a sliding manner, the conveying plate (16) is installed between a workbench (1) and the mounting seat (22) in a rotating manner, the guide rod (14) is fixedly installed between the workbench (1) and the mounting seat (22), one end of the transmission shaft (21) penetrates through the mounting seat (22) and is fixedly connected with one end of the threaded rod (13), the first transmission wheel (20) is fixedly sleeved at one end, far away from the mounting seat (22), of the transmission shaft (21), the transmission belt (23) is in transmission connection with the transmission shaft (21) and the second transmission wheel (26), and the second transmission wheel (26) is fixedly sleeved at one end, far away from the servo motor (29), of the output shaft (28).

5. The numerical control plate shearing machine for sheet metal machining according to claim 4, characterized in that: defeated material mechanism still includes supporting mechanism, supporting mechanism comprises bottom plate (27) and support frame (25), the bottom surface of bottom plate (27) flushes with the bottom surface of workstation (1), support frame (25) and the equal fixed mounting in the top surface of bottom plate (27) of servo motor (29), the bottom surface fixed connection of bolt and mount pad (22) is passed through to the one end that bottom plate (27) were kept away from in support frame (25).

6. The numerical control plate shearing machine for sheet metal machining according to claim 4, characterized in that: one end of the threaded rod (13) is provided with a second bearing (33), the other end of the threaded rod (13) is provided with a first bearing (24), the second bearing (33) is fixedly installed on the workbench (1) through a bearing seat, the first bearing (24) is fixedly installed on the installation seat (22) through the bearing seat, and the second bearing (33) is located in the notch (12).

7. The numerical control plate shearing machine for sheet metal machining according to claim 1, characterized in that: transport plate (16) still include clamping mechanism, clamping mechanism comprises splint (17), gasket (18) and airfoil bolt (19), splint (17) are through airfoil bolt (19) fixed mounting in the top surface of transport plate (16), the quantity of airfoil bolt (19) is two sets of, gasket (18) are fixed in the bottom surface of splint (17) through adhesive paste.

8. The numerical control plate shearing machine for sheet metal machining according to claim 1, characterized in that: the outer surface of one side of shearing platform (2) articulates there is apron (34), one side surface inlay of apron (34) has sight glass (35), be provided with tool to lock (36) on apron (34).