Numerical control automatic sawing machine
Through the combination of side conveying components, upper and lower sawing components and centering clamping components, combined with laser reflective photoelectric switches and auxiliary clamping components, the problem of inaccurate feed positioning of traditional automatic sawing machines is solved, and efficient material processing and Accurate dimensional control improves the efficiency and safety of automatic sawing machines.
Patent Information
- Application Number
- CN202421072336.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-16
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2034-05-16
AI Technical Summary
When traditional CNC automatic sawing machines process materials of different thicknesses, the feeding method of the sprocket roller group cannot provide sufficient stable clamping force, and the stable position of the material cannot be accurately controlled in the x and y directions, resulting in a relatively high feed positioning effect. Difference.
Using a combination of side conveying components, upper and lower sawing components and centering clamping components, the precise positioning and clamping of the workpiece to be processed is achieved through the coordination of screw transmission and clamping blocks, combining laser reflective photoelectric switches and auxiliary clamping Components to ensure stable feeding and discharge of materials of any size.
The feed positioning accuracy and processing speed of the automatic sawing machine are improved, the processing stability and manufacturing accuracy of materials of any size are ensured, the risks of manual operation are reduced, and a fully automated processing process is realized.
Smart Images
Figure CN222269405U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to automatic sawing machine technology, in particular to a numerically controlled automatic sawing machine. Background Art
[0002] At present, there are two traditional feeding methods for CNC automatic sawing machines, "grip plus screw feeding" and "sprocket roller group feeding". Specifically: the patent document with application number "CN202110748792.0" discloses an automatic sawing machine, including a base, a workbench arranged on the top of the base, a bow saw frame hinged on the base, a handle arranged on the bow saw frame for driving the bow saw frame to rotate, a bow saw seat slidably arranged at the bottom of the bow saw frame, a saw blade arranged at the bottom of the bow saw seat, and a driving mechanism for driving the bow saw seat to reciprocate. A placement groove is provided at the bottom of the bow saw seat, and the saw blade is slidably connected in the placement groove; a feeding mechanism is arranged between the bow saw seat and the saw blade, and the feeding mechanism is used to drive the saw blade to slide along the length direction of the placement groove; a limiting mechanism is also arranged between the bow saw seat and the saw blade, and the limiting mechanism is used to limit the relative sliding between the bow saw seat and the saw blade. The feeding mechanism is used to control the movement of the saw blade to make full use of the teeth on the saw blade, extend the saw blade replacement cycle, and enable the automatic sawing machine to have higher utilization efficiency. The patent document with application number "CN201410113701.6" discloses a new type of automatic sawing machine, including: sawing machine, base, saw blade, cutting platform, loading and unloading platform and conveyor, two sawing machines are arranged on the top of the base, saw blades are arranged on the two sawing machines respectively, a cutting platform is arranged between the two sawing machines, a loading and unloading platform is arranged on one side of the cutting platform, and a conveyor is arranged on one side of the loading and unloading platform. It realizes uninterrupted cutting, doubles the efficiency, realizes one-step loading, no need to adjust left and right, and the equipment is simple and reliable.
[0003] The above patent document combined with the prior art reveals that the existing CNC automatic sawing machine has the following defects:
[0004] There are two traditional feeding methods, namely sprocket roller group feeding and "claw + screw feeding". When the thickness of the processed material is thin, the former cannot provide sufficiently stable clamping force. Therefore, the sprocket roller group feeding is selected according to the needs. However, the traditional roller feeding cannot accurately control its stable position in the x and y directions, and the feeding positioning effect of the automatic sawing machine is poor. Summary of the invention
[0005] In order to overcome the deficiencies of the prior art, the utility model provides a numerically controlled automatic sawing machine, which solves the positioning problem of the numerically controlled automatic sawing machine.
[0006] The first aspect of the utility model is to provide a numerically controlled automatic sawing machine for processing a workpiece to be processed, comprising a lower support table, a side conveying assembly, an upper and lower sawing assembly, and a centering clamping assembly, wherein the side conveying assembly is arranged on the side of the lower support table and is used to convey the workpiece to be processed to the upper and lower sawing assembly for processing; the upper and lower sawing assembly comprises a sawing bracket, an upper and lower driving member, an upper and lower movable frame, and a sawing assembly, wherein the upper and lower driving member is fixed to the sawing bracket and drives the upper and lower movable frame to move up and down, and the sawing assembly is fixed to the upper and lower movable frame; the centering clamping assembly comprises a centering driving member and a centering mechanism, and the end of the centering driving member is provided with The end gear, the centering mechanism includes a frame assembly, a first clamping block, a second clamping block, a screw and a driven gear, the screw is rotatably installed in the frame assembly, the end of the screw is fixedly connected to the driven gear, the driven gear is meshed with the end gear for transmission, the screw is divided into a first rotation section and a second rotation section opposite to the first rotation section, the first clamping block is screwed to the first rotation section, and the second clamping block is screwed to the second rotation section; after the side conveying assembly puts the workpiece to be processed in place, the centering drive member operates to make the first clamping block and the second clamping block clamp the workpiece to be processed, and the upper and lower sawing assemblies then saw the workpiece to be processed.
[0007] In the first aspect of the utility model, as a preferred embodiment, the sawing assembly includes an adjusting slide, and the adjusting slide is provided with a first saw clamp and a second saw clamp whose positions can be adjusted.
[0008] In the first aspect of the utility model, as a preferred embodiment, the CNC automatic sawing machine further comprises a positioning mechanism, which is arranged at the end of the side conveying assembly and faces the conveying direction of the workpiece to be processed.
[0009] In the first aspect of the utility model, as a preferred embodiment, the alignment mechanism includes an alignment adjustment drive, a slide rail assembly, an alignment sliding member, and a laser reflection photoelectric switch, the alignment adjustment drive drive drives the alignment sliding member on the slide rail assembly to move, and the laser reflection photoelectric switch is arranged on the alignment sliding member.
[0010] In the first aspect of the utility model, as a preferred embodiment, a photoelectric switch fixing angle code is provided on the alignment sliding member, and the laser reflection photoelectric switch is fixed to the photoelectric switch fixing angle code.
[0011] In the first aspect of the utility model, as a preferred embodiment, the CNC automatic sawing machine also includes a control terminal, and the control terminal is connected to the laser reflection photoelectric switch, the side conveying assembly, the upper and lower sawing assemblies, and the centering drive component respectively.
[0012] In the first aspect of the utility model, as a preferred embodiment, the extension direction of the slide rail assembly is parallel to the conveying direction of the side conveying assembly.
[0013] In the first aspect of the utility model, as a preferred embodiment, the CNC automatic sawing machine also includes an auxiliary clamping assembly, and the auxiliary clamping assembly also includes an auxiliary driving member, a latch, and a secondary clamp, and the end of the auxiliary driving member is hinged to the secondary clamp through the latch.
[0014] In the first aspect of the utility model, as a preferred embodiment, the upper part of the auxiliary clamping assembly is provided with a U-shaped frame fixed to the lower support platform, the U-shaped frame is provided with an auxiliary guide rail, and the auxiliary clamp is slidably installed on the auxiliary guide rail.
[0015] In the first aspect of the utility model, as a preferred embodiment, the side conveying assembly is a sprocket roller group feeding mechanism.
[0016] Compared with the prior art, the beneficial effects of the present invention are:
[0017] The end of the screw is fixedly connected to the driven gear, and the driven gear meshes with the end gear for transmission. The screw is divided into a first rotation section and a second rotation section opposite to the first rotation section. The first clamping block is screwed to the first rotation section, and the second clamping block is screwed to the second rotation section. After the side conveying assembly puts the workpiece to be processed in place, the centering drive member operates to make the first clamping block and the second clamping block clamp the workpiece to be processed, and the upper and lower sawing assemblies perform processing. The side conveying assembly, the upper and lower sawing assemblies, and the centering clamping assembly cooperate for processing, especially the first clamping block and the second clamping block in the centering mechanism are combined with the screw transmission cooperation mode, and the centering mechanism is used to position the workpiece to be processed on the side conveying assembly, which solves the problem of poor feeding positioning effect of the automatic sawing machine.
[0018] It can realize the feeding of long materials of any size, ensure the sawing and discharging functions, and improve the processing speed and manufacturing accuracy.
[0019] Fully automated, when processing requirements change, the control terminal coordinates operations, no manual operation is required, and the system can automatically adjust, reducing the probability of injuries and accidents during human operation. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] Figure 1 It is a three-dimensional diagram of the utility model;
[0021] Figure 2 Another perspective view of the present utility model;
[0022] Figure 3It is another three-dimensional diagram of the utility model;
[0023] Figure 4 It is another three-dimensional diagram of the utility model;
[0024] Figure 5 It is a partial stereogram of the utility model;
[0025] Figure 6 Another partial stereogram of the utility model;
[0026] Figure 7 It is another partial stereogram of the utility model.
[0027] In the figure: 200, workpiece to be processed; 10, lower support table; 20, side conveying assembly; 30, upper and lower sawing assembly; 31, sawing bracket; 32, upper and lower driving members; 33, upper and lower moving frame; 34, sawing assembly; 341, adjusting slide; 342, first saw clamp; 343, second saw clamp; 300, centering clamping assembly; 50, centering driving member; 51, end gear; 60, centering mechanism; 61, frame assembly; 62, first clamping block; 63, second clamping block; 64, lead screw; 65, driven gear; 70, alignment mechanism; 71, alignment adjustment driving member; 72, slide rail assembly; 73, alignment sliding member; 74, laser reflection photoelectric switch; 80, auxiliary clamping assembly; 81, auxiliary driving member; 82, latch; 83, auxiliary clamp. DETAILED DESCRIPTION
[0028] Below, in conjunction with the accompanying drawings and specific embodiments, the utility model is further described. It should be noted that, under the premise of no conflict, the various embodiments described below or the various technical features can be arbitrarily combined to form a new embodiment. Except for special instructions, the materials and equipment used in this embodiment can be purchased from the market. Examples of the embodiments are shown in the accompanying drawings, in which the same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application, and cannot be understood as limiting the present application.
[0029] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "back", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation on the present application. In the description of the present application, "plurality" means two or more, unless otherwise precisely and specifically specified.
[0030] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "connected", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, or it can be connected through an intermediary medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.
[0031] The terms "first", "second", etc. in the specification and claims of this application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. In addition, the terms "including" and "having" and any variations thereof are intended to cover non-exclusive inclusions. For example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.
[0032] like Figure 1-7As shown, a CNC automatic sawing machine is used to process a workpiece 200 to be processed, including a lower support table 10, a side conveying assembly 20, an upper and lower sawing assembly 30, and a centering clamping assembly 300. The side conveying assembly 20 is arranged on the side of the lower support table 10 and is used to convey the workpiece 200 to be processed to the upper and lower sawing assembly 30 for processing; the upper and lower sawing assembly 30 includes a sawing bracket 31, an upper and lower driving member 32, an upper and lower moving frame 33, and a sawing assembly 34. The upper and lower driving member 32 is fixed to the sawing bracket 31 and drives the upper and lower moving frame 33 to move up and down, and the sawing assembly 34 is fixed on the upper and lower moving frame 33; the centering clamping assembly 300 includes a centering driving member 50 and a centering mechanism 60, and the end of the centering driving member 50 is provided with an end gear 5 1, the centering mechanism 60 includes a frame assembly 61, a first clamping block 62, a second clamping block 63, a screw 64, and a driven gear 65. The screw 64 is rotatably installed in the frame assembly 61, and the end of the screw 64 is fixedly connected to the driven gear 65. The driven gear 65 is meshed with the end gear 51 for transmission. The screw 64 is divided into a first rotation section and a second rotation section opposite to the first rotation section. The first clamping block 62 is screwed to the first rotation section, and the second clamping block 63 is screwed to the second rotation section. After the side conveying assembly 20 puts the workpiece 200 to be processed in place, the centering drive member 50 operates to make the first clamping block 62 and the second clamping block 63 clamp the workpiece 200 to be processed, and the upper and lower sawing assemblies 30 then saw the workpiece to be processed. The processing is carried out by using the cooperation of the side conveying assembly 20, the upper and lower sawing assemblies 30, and the centering clamping assembly 300, especially the first clamping block 62 and the second clamping block 63 in the centering mechanism 60 are combined with the screw drive cooperation mode, and the centering mechanism 60 is used to position the workpiece 200 to be processed on the side conveying assembly 20, thereby solving the problem of poor feeding positioning effect of the automatic sawing machine.
[0033] In the first aspect of the utility model, as a preferred embodiment, the sawing assembly 34 includes an adjusting slide 341, and the adjusting slide 341 is provided with a first saw clamp 342 and a second saw clamp 343 whose positions can be adjusted. Specifically, one of the first saw clamp 342 and the second saw clamp 343 can be set as a fixed saw clamp, and the other saw clamp can be adjusted by sliding, and the two saw clamps are used to clamp the saw blade. Specifically, in the selection of sawing tools, a band sawing machine is selected for processing in comparison with the requirements, which is suitable for the fully automated generation of non-large thick plate materials that are the service objects of this sawing machine. For details, please refer to the attached Figure 1-2 It can be seen that circular rollers are arranged on both sides of the sawing assembly 34, and the two circular rollers can be driven by the saw clamp through the belt for processing.
[0034] Specifically, the saw has an obvious defect of insufficient life stability. In order to improve its stability, reduce production and maintenance costs, and solve the specific problem of "stability in all aspects of band saw processing" in this application, a gantry design is adopted to ensure the processing stability of rectangular cross-section materials.
[0035] In the first aspect of the utility model, as a preferred embodiment, the CNC automatic sawing machine further includes a positioning mechanism 70, which is arranged at the end of the side conveying assembly 20 and is directly opposite to the conveying direction of the workpiece 200 to be processed. Specifically, the positioning mechanism 70 includes a positioning adjustment driving member 71, a slide rail assembly 72, a positioning sliding member 73, and a laser reflection photoelectric switch 74. The positioning adjustment driving member 71 drives the positioning sliding member 73 on the slide rail assembly 72 to move, and the laser reflection photoelectric switch 74 is arranged on the positioning sliding member 73.
[0036] In the first aspect of the utility model, as a preferred embodiment, the alignment slide 73 is provided with a photoelectric switch fixed angle code, and the laser reflection photoelectric switch 74 is fixed to the photoelectric switch fixed angle code. Specifically, in the alignment mechanism 70, the laser reflection photoelectric switch 74 on the alignment slide 73 is used to accurately limit the length direction position of the material, and to determine the position of the alignment slide 73 on the slide rail assembly 72 through a program, so as to dynamically control the target size of each processing. At the same time, the laser reflection photoelectric switch 74 is used to distinguish the arrival of the material, and when the material is in place, the guide rail stops moving.
[0037] In the first aspect of the utility model, as a preferred embodiment, the numerically controlled automatic sawing machine further comprises a control terminal, which is respectively connected to the laser reflection photoelectric switch 74, the side conveying assembly 20, the upper and lower sawing assembly 30, and the centering drive member 50. The extension direction of the slide rail assembly 72 is parallel to the conveying direction of the side conveying assembly 20.
[0038] In the first aspect of the utility model, as a preferred embodiment, the CNC automatic sawing machine also includes an auxiliary clamping assembly 80, and the auxiliary clamping assembly 80 also includes an auxiliary driving member 81, a latch 82, and a secondary clamp 83, and the end of the auxiliary driving member 81 is hinged to the secondary clamp 83 through the latch 82.
[0039] In the first aspect of the utility model, as a preferred embodiment, the upper part of the auxiliary clamping assembly 80 is provided with a U-shaped frame fixed to the lower support platform 10, the U-shaped frame is provided with an auxiliary guide rail, and the auxiliary clamp 83 is slidably mounted on the auxiliary guide rail. Specifically, the centering clamping assembly 300 is used to limit the positioning of the material in the width direction and clamp the material at the same time, and the auxiliary clamping assembly 80 ensures the clamping of the finished product part during the second half of the processing. The side conveying assembly 20 is a sprocket roller group feeding mechanism.
[0040] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.
Claims
1. A CNC automatic sawing machine, characterized in that: Used for processing a workpiece to be processed, comprising a lower support table, a side conveying assembly, an upper and lower sawing assembly, and a centering clamping assembly, wherein the side conveying assembly is arranged on the side of the lower support table and is used to convey the workpiece to be processed to the upper and lower sawing assembly for processing; The upper and lower sawing assembly comprises a sawing bracket, an upper and lower driving member, an upper and lower moving frame, and a sawing assembly. The upper and lower driving member is fixed to the sawing bracket and drives the upper and lower moving frame to move up and down. The sawing assembly is fixed to the upper and lower moving frame. The centering clamping assembly includes a centering drive member and a centering mechanism. The end of the centering drive member is provided with an end gear. The centering mechanism includes a frame assembly, a first clamping block, a second clamping block, a screw rod, and a driven gear. The screw rod is rotatably installed in the frame assembly. The end of the screw rod is fixedly connected to the driven gear. The driven gear is meshed with the end gear for transmission. The screw rod is divided into a first rotation section and a second rotation section opposite to the first rotation section. The first clamping block is screwed to the first rotation section, and the second clamping block is screwed to the second rotation section. After the side conveying assembly puts the workpiece to be processed in place, the centering drive member operates to make the first clamping block and the second clamping block clamp the workpiece to be processed, and the upper and lower sawing assemblies then saw the workpiece to be processed.
2. The CNC automatic sawing machine according to claim 1, characterized in that: The sawing assembly comprises an adjusting slide, on which a first saw clamp and a second saw clamp of adjustable positions are arranged.
3. The CNC automatic sawing machine according to claim 1, characterized in that: The numerically controlled automatic sawing machine further comprises a positioning mechanism, which is arranged at the end of the side conveying assembly and faces the conveying direction of the workpiece to be processed.
4. The numerically controlled automatic sawing machine according to claim 3, characterized in that: The alignment mechanism includes an alignment adjustment drive, a slide rail assembly, an alignment sliding member, and a laser reflection photoelectric switch. The alignment adjustment drive drives the alignment sliding member on the slide rail assembly to move, and the laser reflection photoelectric switch is arranged on the alignment sliding member.
5. The numerically controlled automatic sawing machine according to claim 4, characterized in that: The alignment sliding member is provided with a photoelectric switch fixing angle code, and the laser reflection photoelectric switch is fixed to the photoelectric switch fixing angle code.
6. The numerically controlled automatic sawing machine according to claim 4, characterized in that: The numerically controlled automatic sawing machine also includes a control terminal, which is connected to the laser reflection photoelectric switch, the side conveying assembly, the upper and lower sawing assemblies, and the centering drive component respectively.
7. The numerically controlled automatic sawing machine according to claim 4, characterized in that: The extending direction of the slide rail assembly is parallel to the conveying direction of the side conveying assembly.
8. The numerically controlled automatic sawing machine according to claim 1, characterized in that: The numerically controlled automatic sawing machine further comprises an auxiliary clamping assembly, which further comprises an auxiliary driving member, a latch, and a secondary clamp. The end of the auxiliary driving member is hinged to the secondary clamp through the latch.
9. The numerically controlled automatic sawing machine according to claim 8, characterized in that: The upper part of the auxiliary clamping assembly is provided with a U-shaped frame fixed to the lower support platform, the U-shaped frame is provided with an auxiliary guide rail, and the auxiliary clamp is slidably installed on the auxiliary guide rail.
10. The numerically controlled automatic sawing machine according to claim 1, characterized in that: The side conveying assembly is a sprocket roller group feeding mechanism.