Drilling equipment and drilling method for stirring blade machining

Abstract

The invention belongs to the technical field of blade machining, and particularly relates to drilling equipment for stirring blade machining and a drilling method.The drilling equipment comprises a bottom plate, a drilling machine, a clamping module, a control module and a drilling table are arranged on the bottom plate, the control module is fixed to the top of the bottom plate, and the drilling table is fixed to the bottom plate; the clamping module comprises a pair of fixing bases fixed to the top of the bottom plate, the fixing bases are symmetrically distributed on the two sides of the drilling table, clamp tables capable of moving in parallel are arranged on the two sides of the drilling table respectively, clamping plates used for pressing the stirring blades are arranged on the inner side faces of the clamp tables, and an electric push rod is fixed to the inner side face of one fixing base. An output shaft of the electric push rod is fixedly connected with the corresponding clamp table, the two clamp tables are connected through a transmission assembly, and a pressure detection module is embedded in the face, making contact with the stirring blade, of the clamping plate. The clamping force of the clamping plate can be monitored in real time and intelligently adjusted, and efficient and automatic fixing of the stirring blade is achieved.

Description

Technical Field

[0001] The invention relates to the technical field of blade processing, and in particular to a drilling device and a drilling method for processing a stirring blade. Background Art

[0002] In the drilling process of the mixing blade, traditional fixing methods have many disadvantages. The common fixing method is difficult to ensure the stable clamping of the mixing blade during the drilling process, which makes the mixing blade easy to move during drilling, which has a serious negative impact on the accuracy and quality of drilling. In addition, manual adjustment of the clamping force of the clamp is not only inefficient, but also cannot guarantee the consistency and accuracy of the clamping force each time. In view of this, it is urgent to develop an advanced device that can automatically fix the mixing blade and realize intelligent control of the clamping force. Summary of the invention

[0003] Based on the technical problems existing in the prior art, the present invention proposes a drilling device and a drilling method for processing a stirring blade.

[0004] The present invention provides a drilling device for processing a mixing blade, comprising a base plate, wherein a drilling machine, a clamping module, a control module and a drilling table are arranged on the base plate, the control module is fixed on the top of the base plate, the drilling table is fixed on the base plate and is located below the drill bit of the drilling machine, the clamping module comprises a pair of fixed seats fixed on the top of the base plate, the fixed seats are symmetrically distributed on both sides of the drilling table, and clamping tables that can move in parallel are respectively arranged on both sides of the drilling table, and a clamping plate for pressing the mixing blade is arranged on the inner side surface of the clamping table, an electric push rod is fixed on the inner side surface of one of the fixed seats, and the output shaft of the electric push rod is fixedly connected to a corresponding clamping table, and the two clamping tables are connected by a transmission component, and a pressure detection module is embedded on the side where the clamping plate contacts the mixing blade; the clamping module is used to fix the mixing blade to the top of the drilling table; the pressure detection module can detect the pressure generated between the clamping plate and the mixing blade in real time and accurately, providing a key for subsequent intelligent control data support; the control module is responsible for receiving the real-time pressure data transmitted by the pressure detection module, and through the built-in preset algorithm, deeply analyzing and calculating the received data, so as to obtain the clamping force value that needs to be adjusted, and send the corresponding control command to the clamping module; the mixing blade is placed on the top of the drilling table, and then the output shaft of the electric push rod of the clamping module drives the clamping table to approach the mixing blade from both sides until the clamping plate fixes the mixing blade, and then the drilling machine is started, and the drill bit on the drilling machine moves downward to drill the mixing blade. During the drilling process, the pressure detection module detects the pressure generated between the clamping plate and the mixing blade in real time. The control module receives the real-time pressure data transmitted by the pressure detection module, and performs in-depth analysis and calculation to obtain the clamping force value that needs to be adjusted, and sends the corresponding control command to the clamping module. The clamping module will make corresponding adjustments to ensure the stability of the mixing blade during the drilling process and improve the drilling quality.

[0005] Preferably, the transmission assembly includes a gear and a pair of racks, the two racks are respectively fixed to the front end surfaces of the corresponding clamping tables, the two racks are meshed and connected with the gears, and the gears are rotatably connected to the base plate through a shaft column; when the clamping table connected to the electric push rod moves, the transmission cooperation of the racks and the gears will make the two clamping tables move closer to or away from each other at the same time, thereby realizing the clamping and fixing action of the mixing blade.

[0006] Preferably, a guide sleeve is fixed at the bottom of the fixture table, and guide columns are fixed on the inner sides of the two fixed seats respectively, and the guide columns are slidably connected to the corresponding guide sleeves; through the sliding cooperation between the guide sleeves and the guide columns, the fixture table can be stably limited, thereby making the movement process of the fixture table stable.

[0007] Preferably, a pair of positioning plates are fixed on the top of the drilling table, a pair of positioning blocks are arranged between the two positioning plates, a pair of positioning columns passing through the positioning plates are fixed on the back of the positioning blocks, springs are sleeved on the positioning columns, and the two ends of the springs are respectively fixedly connected to the positioning blocks and the positioning plates; the stirring blade is placed between the two positioning blocks, and the elastic force of the spring acts on the positioning blocks to preliminarily fix the stirring blade, and then with the final fixation of the clamping module, the center point of the fixed stirring blade can correspond to the position of the drill bit.

[0008] Preferably, the clamping plate is fixedly connected to the clamping table.

[0009] Preferably, the clamping plate is rotatably connected to the clamping table, and a slide groove is provided on the back side of the clamping plate, a slider is slidably connected in the slide groove, a connecting plate is rotatably connected to the slider, a screw is threadedly connected to the clamping table, and the connecting plate is rotatably connected to the end of the screw; here, the clamping plate can be driven to rotate by rotating the screw, so that the angle of the clamping plate can be flexibly adjusted, so that the clamping plate can fix the mixing blades with different bending degrees, thereby enhancing the adaptability of the equipment.

[0010] Preferably, the calculation formula adopted by the control module is:

[0011] ΔP=P0-P1

[0012] Where P0 is the ideal clamping pressure, and P1 is the pressure detected in real time by the pressure detection module;

[0013] The amount of clamp displacement that needs to be adjusted to eliminate pressure deviation Where k is the elastic coefficient of the splint.

[0014] Preferably, considering the influence of friction, the modified calculation formula used by the control module is adjusted to:

[0015]

[0016] in, P0 is the ideal clamping pressure set initially, μ is the friction coefficient, F drill is the cutting force applied to the stirring blade during the drilling process, S is the contact area between the stirring blade and the clamping plate, and P1 is the pressure detected in real time by the pressure detection module.

[0017] The present invention also provides a drilling method of a drilling device for processing a stirring blade, which specifically comprises the following steps:

[0018] Step 1: Place the mixing blade between the two positioning blocks, and use the elastic force of the spring to act on the positioning blocks to preliminarily fix the mixing blade. Then the output shaft of the electric push rod of the clamping module drives the clamp table close to the mixing blade until the clamp fixes the mixing blade.

[0019] Step 2: Start the drilling machine, and the drill bit on the drilling machine moves downward to drill holes in the mixing blade. During the drilling process, the pressure detection module detects the pressure generated between the clamping plate and the mixing blade in real time. The control module receives the pressure data transmitted by the pressure detection module in real time, and uses the built-in preset algorithm to deeply analyze and calculate the received data to obtain the clamping force value that needs to be adjusted, and sends the corresponding control instructions to the clamping module, and the clamping module will make corresponding adjustments;

[0020] Step 3: After the drilling is completed, the drilling machine and the clamping module are reset respectively, and the mixing blade after drilling is taken out.

[0021] Compared with the prior art, the present invention provides a drilling device and a drilling method for processing a stirring blade, which have the following beneficial effects:

[0022] 1. A drilling device and a drilling method for mixing blade processing, which can realize efficient and automatic fixation of the mixing blade, greatly improve production efficiency and reduce manual operation costs. At the same time, through real-time monitoring and intelligent adjustment of the clamping force of the clamping plate, it ensures that the mixing blade is always in a stable clamping state during the entire drilling process, effectively improving the accuracy and quality of drilling.

[0023] 2. A drilling device and a drilling method for processing a mixing blade. The optimized calculation formula more accurately reflects the difference between the pressure required to ensure stable clamping and the real-time detection pressure in actual situations. In this way, when calculating and adjusting the displacement of the clamping plate in the subsequent calculation, the influence of friction on the clamping pressure can be comprehensively considered, making the control more precise.

[0024] 3. A drilling device and a drilling method for processing stirring blades. By providing a clamping plate capable of adjusting the angle, stirring blades with different bending degrees can be fixed, thereby enhancing the adaptability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a schematic diagram of the overall structure of a drilling device for processing a stirring blade proposed by the present invention;

[0026] Figure 2 This is a schematic diagram of the structure of a clamping module of a drilling device for processing stirring blades proposed by the present invention;

[0027] Figure 3A schematic diagram of the structure of a drilling table of a drilling device for processing stirring blades proposed by the present invention;

[0028] Figure 4 This is a schematic diagram of a clamping plate installation structure of a drilling device for mixing blade processing proposed in Example 1 of the present invention;

[0029] Figure 5 This is a schematic diagram of the installation structure of a pressure detection module of a drilling device for processing stirring blades proposed by the present invention;

[0030] Figure 6 This is a schematic diagram of a clamping plate installation structure of a drilling device for processing a mixing blade, as proposed in Embodiment 2 of the present invention;

[0031] Figure 7 This is a schematic diagram of a drilling device for machining stirring blades proposed by the present invention.

[0032] In the figure: 1. base plate; 2. drilling table; 3. fixed seat; 4. electric push rod; 5. fixture table; 6. clamping plate; 7. pressure detection module; 8. control module; 9. rack; 10. shaft column; 11. gear; 12. guide sleeve; 13. guide column; 14. drilling machine; 15. positioning block; 16. positioning plate; 17. positioning column; 18. spring; 19. slide groove; 20. slider; 21. connecting plate; 22. screw. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0034] In the description of the present invention, it is necessary to understand that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0035] Reference Figure 1-Figure 7, a drilling device for processing a mixing blade, comprising a base plate 1, on which a drilling machine 14, a clamping module, a control module 8 and a drilling table 2 are arranged, the control module 8 is fixed on the top of the base plate 1, the drilling table 2 is fixed on the base plate 1 and is located below the drill bit of the drilling machine 14, the clamping module comprises a pair of fixed seats 3 fixed on the top of the base plate 1, the fixed seats 3 are symmetrically distributed on both sides of the drilling table 2, and the two sides of the drilling table 2 are respectively provided with clamping tables 5 that can move in parallel, and the inner side surface of the clamping table 5 is provided with a clamping plate 6 for pressing the mixing blade, an electric push rod 4 is fixed to the inner side surface of one of the fixed seats 3, the output shaft of the electric push rod 4 is fixedly connected to a corresponding clamping table 5, and the two clamping tables 5 are connected by a transmission component, and a pressure detection module 7 is embedded in the side of the clamping plate 6 that contacts the mixing blade;

[0036] A clamping module, used for fixing the mixing blade to the top of the drilling table 2;

[0037] The pressure detection module 7 can detect the pressure generated between the clamping plate 6 and the stirring blade in real time and accurately, providing key data support for subsequent intelligent control;

[0038] The control module 8 is responsible for receiving the real-time pressure data transmitted by the pressure detection module 7, and performing in-depth analysis and calculation on the received data through the built-in preset algorithm, so as to obtain the clamping force value that needs to be adjusted, and send the corresponding control instructions to the clamping module;

[0039] It should be noted that the pressure detection module 7 may be a pressure sensor or other equipment that can detect the pressure generated between the clamping plate 6 and the stirring blade in real time and accurately, and the control module 8 may be a controller or other control system, so no specific limitation is made here;

[0040] It should be noted that the stirring blade is placed on the top of the drilling table 2, and then the output shaft of the electric push rod 4 of the clamping module drives the clamping table 5 to approach the stirring blade from both sides until the clamping plate 6 fixes the stirring blade, and then the drilling machine 14 is started, and the drill bit on the drilling machine 14 moves downward to drill the stirring blade. During the drilling process, the pressure detection module 7 detects the pressure generated between the clamping plate 6 and the stirring blade in real time, and the control module 8 receives the pressure data transmitted by the pressure detection module 7 in real time, and performs in-depth analysis and calculation to obtain the clamping force value that needs to be adjusted, and sends the corresponding control command to the clamping module, and the clamping module will make corresponding adjustments to ensure the stability of the stirring blade during the drilling process and improve the drilling quality.

[0041] Furthermore, the transmission assembly includes a gear 11 and a pair of racks 9, the two racks 9 are respectively fixed to the front end surfaces of the corresponding fixture tables 5, the two racks 9 are meshed and connected with the gear 11, and the gear 11 is rotatably connected to the base plate 1 through the shaft column 10;

[0042] It should be noted that when the clamping table 5 connected to the electric push rod 4 moves, the two clamping tables 5 will move closer to or away from each other at the same time through the transmission cooperation of the rack 9 and the gear 11, thereby achieving the clamping and fixing action of the stirring blade.

[0043] Furthermore, a guide sleeve 12 is fixed at the bottom of the fixture table 5, and guide posts 13 are fixed to the inner sides of the two fixing seats 3, respectively, and the guide posts 13 are slidably connected to the corresponding guide sleeves 12;

[0044] It should be noted that, through the sliding cooperation between the guide sleeve 12 and the guide column 13 , the clamping table 5 can be stably limited, so that the movement process of the clamping table 5 is stable.

[0045] Furthermore, a pair of positioning plates 16 are fixed on the top of the drilling table 2, a pair of positioning blocks 15 are arranged between the two positioning plates 16, a pair of positioning columns 17 passing through the positioning plates 16 are fixed on the back of the positioning blocks 15, and a spring 18 is sleeved on the positioning columns 17, and the two ends of the spring 18 are respectively fixedly connected to the positioning blocks 15 and the positioning plates 16;

[0046] It should be noted that by placing the stirring blade between the two positioning blocks 15 and applying the elastic force of the spring 18 to the positioning block 15, the stirring blade can be initially fixed, and then with the final fixation of the clamping module, the center point of the fixed stirring blade can correspond to the drill bit position.

[0047] Furthermore, the clamping plate 6 and the fixture table 5 are fixedly connected.

[0048] Furthermore, the clamping plate 6 is rotatably connected to the clamping table 5, and a slide groove 19 is provided on the back of the clamping plate 6, a slider 20 is slidably connected in the slide groove 19, a connecting plate 21 is rotatably connected to the slider 20, a screw rod 22 is threadedly connected to the clamping table 5, and the connecting plate 21 is rotatably connected to the end of the screw rod 22;

[0049] It should be noted that compared with the fixed connection between the splint 6 and the clamp table 5, the splint 6 can be driven to rotate by rotating the screw 22, so that the angle of the splint 6 can be flexibly adjusted, so that the splint 6 can fix the mixing blades with different curvatures, thereby enhancing the adaptability of the equipment.

[0050] Furthermore, the calculation formula used by the control module 8 is:

[0051] ΔP=P0-P1

[0052] Where P0 is the ideal clamping pressure, and P1 is the pressure detected in real time by the pressure detection module 7;

[0053] Displacement of clamp plate 6 required to be adjusted to eliminate pressure deviation Wherein k is the elastic coefficient of the clamping plate 6.

[0054] Furthermore, considering the influence of friction, the modified calculation formula used by the control module 8 is adjusted to:

[0055]

[0056] in, P0 is the ideal clamping pressure set initially, μ is the friction coefficient, F drill is the cutting force applied to the stirring blade during the drilling process, S is the contact area between the stirring blade and the clamping plate 6, and P1 is the pressure detected in real time by the pressure detection module 7;

[0057] It should be noted that F drill This force can be obtained through empirical formulas or simulation tests before the equipment is put into operation. For example, for common drilling processes, the cutting force F drill The formula F drill =C d ·d·f n ·v m Estimation, where C d It is a coefficient related to the tool and workpiece material, d is the drilling diameter, f is the feed rate, v is the cutting speed, and n and m are exponents determined based on experiments.

[0058] Compared with the original pressure deviation calculation formula, the ideal clamping pressure is replaced by P0 with the corrected This can more accurately reflect the difference between the pressure required to ensure stable clamping in actual situations and the real-time detection pressure. In this way, when calculating and adjusting the displacement of the clamping plate 6 in the subsequent process, the influence of friction on the clamping pressure can be comprehensively considered, making the control more precise.

[0059] The present invention also provides a drilling method of a drilling device for processing a stirring blade, which specifically comprises the following steps:

[0060] Step 1: Place the stirring blade between the two positioning blocks 15, and initially fix the stirring blade by the elastic force of the spring 18 acting on the positioning block 15, and then the output shaft of the electric push rod 4 of the clamping module drives the clamping table 5 to approach the stirring blade until the clamping plate 6 fixes the stirring blade;

[0061] Step 2: Start the drilling machine 14, and the drill bit on the drilling machine 14 moves downward to drill the mixing blade. During the drilling process, the pressure detection module 7 detects the pressure generated between the clamping plate 6 and the mixing blade in real time. The control module 8 receives the pressure data transmitted by the pressure detection module 7 in real time, and performs in-depth analysis and calculation on the received data through the built-in preset algorithm to obtain the clamping force value that needs to be adjusted, and sends the corresponding control instruction to the clamping module, and the clamping module will make corresponding adjustments;

[0062] Step 3: After the drilling is completed, the drilling machine 14 and the clamping module are reset respectively, and the mixing blade after the drilling is taken out.

[0063] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A drilling device for processing a mixing blade, comprising a bottom plate (1), characterized in that: The bottom plate (1) is provided with a drilling machine (14), a clamping module, a control module (8) and a drilling table (2); the control module (8) is fixed on the top of the bottom plate (1); the drilling table (2) is fixed on the bottom plate (1) and is located below the drill bit of the drilling machine (14); the clamping module comprises a pair of fixing seats (3) fixed on the top of the bottom plate (1); the fixing seats (3) are symmetrically distributed on both sides of the drilling table (2); clamping tables (5) capable of parallel movement are respectively provided on both sides of the drilling table (2); a clamping plate (6) for pressing a stirring blade is provided on the inner side of the clamping table (5); an electric push rod (4) is fixed on the inner side of one of the fixing seats (3); the output shaft of the electric push rod (4) is fixedly connected to a corresponding clamping table (5); the two clamping tables (5) are connected via a transmission component; a pressure detection module (7) is embedded on the side of the clamping plate (6) in contact with the stirring blade; A clamping module for fixing the mixing blade to the top of the drilling table (2); The pressure detection module (7) is capable of accurately detecting the pressure generated between the clamping plate (6) and the stirring blade in real time, and provides key data support for subsequent intelligent control; The control module (8) is responsible for receiving the pressure data transmitted in real time by the pressure detection module (7), and performing in-depth analysis and calculation on the received data through a built-in preset algorithm, thereby obtaining the clamping force value that needs to be adjusted, and sending the corresponding control instructions to the clamping module.

2. A drilling device for processing stirring blades according to claim 1, characterized in that: The transmission assembly comprises a gear (11) and a pair of racks (9), the two racks (9) are respectively fixed to the front end surfaces of the corresponding fixture platforms (5), the two racks (9) are meshedly connected to the gear (11), and the gear (11) is rotationally connected to the base plate (1) through a shaft column (10).

3. A drilling device for processing a stirring blade according to claim 1, characterized in that: A guide sleeve (12) is fixed at the bottom of the fixture table (5), and guide columns (13) are respectively fixed on the inner side surfaces of the two fixing seats (3), and the guide columns (13) are slidably connected to the corresponding guide sleeves (12).

4. The drilling device for mixing blade processing according to claim 1, characterized in that: A pair of positioning plates (16) are fixed on the top of the drilling platform (2), a pair of positioning blocks (15) are arranged between the two positioning plates (16), a pair of positioning columns (17) passing through the positioning plates (16) are fixed on the back of the positioning blocks (15), a spring (18) is sleeved on the positioning columns (17), and two ends of the spring (18) are respectively fixedly connected to the positioning blocks (15) and the positioning plates (16).

5. The drilling device for processing a stirring blade according to claim 1, characterized in that: The clamping plate (6) is fixedly connected to the clamping table (5).

6. The drilling device for mixing blade processing according to claim 1, characterized in that: The clamping plate (6) is rotatably connected to the clamping platform (5), and a sliding groove (19) is provided on the back of the clamping plate (6). A sliding block (20) is slidably connected in the sliding groove (19), and a connecting plate (21) is rotatably connected to the sliding block (20). A screw rod (22) is threadedly connected to the clamping platform (5), and the connecting plate (21) is rotatably connected to the end of the screw rod (22).

7. The drilling device for processing a stirring blade according to claim 1, characterized in that: The calculation formula used by the control module (8) is: ΔP=P0-P1 Wherein P0 is the ideal clamping pressure, and P1 is the pressure detected in real time by the pressure detection module (7); The displacement of the clamping plate (6) required to be adjusted to eliminate pressure deviation Wherein k is the elastic coefficient of the splint (6).

8. The drilling device for processing agitator blades according to claim 7, characterized in that: Taking into account the influence of friction, the modified calculation formula used by the control module (8) is adjusted to: in, P0 is the ideal clamping pressure set initially, μ is the friction coefficient, F drill is the cutting force applied to the stirring blade during the drilling process, S is the contact area between the stirring blade and the clamping plate (6), and P1 is the pressure detected in real time by the pressure detection module (7).

9. A drilling method for a drilling device used for processing a stirring blade, characterized in that: The specific steps include: The first step is to place the stirring blade between the two positioning blocks (15), and initially fix the stirring blade by the elastic force of the spring (18) acting on the positioning block (15), and then the output shaft of the electric push rod (4) of the clamping module drives the clamping table (5) to approach the stirring blade until the clamping plate (6) fixes the stirring blade; Step 2: Start the drilling machine (14), the drill bit on the drilling machine (14) moves downward to drill holes in the mixing blades. During the drilling process, the pressure detection module (7) detects the pressure generated between the clamping plate (6) and the mixing blades in real time. The control module (8) receives the pressure data transmitted by the pressure detection module (7) in real time, and performs in-depth analysis and calculation on the received data through the built-in preset algorithm to obtain the clamping force value that needs to be adjusted, and sends the corresponding control instruction to the clamping module, and the clamping module will make corresponding adjustments. Step 3: After the drilling is completed, the drilling machine (14) and the clamping module are reset respectively, and the mixing blade after the drilling is taken out.

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