Multi-wire cutting machine

Abstract

A multi-wire cutting machine relates to the technical field of cutting equipment and comprises a structural part assembly, a tension system, a take-up and pay-off system, a wire arranging system, a wire guiding system, a nozzle assembly, a main shaft system and a workbench system are arranged on the structural part assembly, a cooling system is arranged at the bottom of the structural part assembly, and the nozzle assembly is arranged on the main shaft system. The multi-wire cutting machine is compact in structure, the main shaft system, the wire arranging system, the wire guiding system and the like are innovatively designed, so that equipment stably operates, and the yield of products cut by the multi-wire cutting machine is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cutting equipment, in particular to a multi-wire cutting machine. Background Art

[0002] As a cutting device for hard and brittle materials such as single crystal silicon and silicon carbide, multi-wire saws are widely used in aerospace, intelligent manufacturing, new energy and other fields. The equipment consists of multiple parts, among which the cutting wire and its control part are the key parts of the multi-wire saw as the direct processing part, and their performance directly determines the cutting quality of the product. During the cutting process, the cutting wire is controlled by speed and tension and rubs against the cutting material to achieve cutting processing. Therefore, the adjustment of the cutting wire by the cutting wire system of the multi-wire saw is crucial to the multi-wire saw. However, the current multi-wire saws have poor cutting stability and low efficiency. It is easy to cause wire jumpers and breakages during cutting, making it difficult to ensure the yield of the cutting products, which seriously restricts the development of the industry. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a multi-wire cutting machine with ultra-precision routing, by innovatively designing the spindle system, wiring system, wire system, etc. in the equipment, so that the equipment can operate stably, thereby greatly improving the yield rate of products cut by the multi-wire cutting machine.

[0004] The utility model solves the technical problem by adopting the following technical solution: a multi-wire cutting machine, including a structural component assembly, on which a tension system, a wire retracting and releasing system, a wire arrangement system, a wire guide system, a nozzle assembly, a spindle system and a workbench system are arranged, a cooling system is arranged at the bottom of the structural component assembly, the nozzle assembly is arranged on the spindle system, the wire retracting and releasing system includes a driving motor, a wire retracting and releasing bearing seat, a wire retracting and releasing wheel, a front cone cover, a compression spring, a sheath and a fixing cap, the wire retracting and releasing bearing seat is fixedly installed on the structural component assembly, the driving motor The output shaft extends to the interior of the retractable wire bearing seat, a core shaft is arranged in the retractable wire bearing seat, the output shaft of the drive motor is connected to the core shaft, the core shaft passes through the retractable wire bearing seat and extends to one end of the retractable wire wheel, the front cone cover is arranged on the end of the core shaft extending from the retractable wire wheel, the sleeve is arranged on the core shaft and located on one side of the front cone cover, the compression spring is arranged on the core shaft and located between the front cone cover and the sleeve, and the fixing cap is arranged on the top of the core shaft away from the drive motor end through a locking screw.

[0005] Furthermore, the cable arranging system includes a cable arranging module, a connection balancing component, a correction wheel and a guide wheel assembly. The cable arranging module is fixedly connected to the structural component assembly, the connection balancing component is arranged on the cable arranging module, the correction wheel is arranged below the connection balancing component and connected to the connection balancing component, and the guide wheel assembly is connected to the connection balancing component through a bearing, so as to control the left and right movement of the connection balancing component on the cable arranging module.

[0006] Furthermore, a guide wheel shaft is provided on the balancing assembly, the guide wheel shaft is connected to the guide wheel assembly, and three rows of pressure sensors are evenly arranged on the cylindrical surface of the guide wheel shaft.

[0007] Furthermore, the wire system includes a support rod, a fixed seat, a connecting plate, a fixed plate, a pulley assembly, a guide wheel and a connecting block. Connecting plates are provided at both ends of the support rod. The fixed seat is provided on the support rod. A fixing plate is provided at the bottom of the fixed seat. A fixing block is connected to the side wall of the fixing plate. A pulley assembly is vertically provided on the fixed block. A guide wheel is provided on the pulley assembly. The connecting plate is connected to the spindle system.

[0008] Furthermore, the spindle system includes a cutting chamber, a motor, a driving shaft assembly, a shaft roller and a driven shaft assembly. The motor is arranged on the outer wall of a side of the cutting chamber through a motor fixing seat. The output shaft of the motor extends into the cutting chamber. One end of the shaft roller is connected to the output shaft of the motor through the driving shaft assembly. The other end of the shaft roller is provided with a driven shaft assembly that cooperates with the driving shaft assembly. The cutting chamber is fixedly arranged on the structural assembly.

[0009] Furthermore, the connecting plate is connected to the interior of the cutting chamber, and the nozzle assembly is arranged inside the cutting chamber.

[0010] Furthermore, the driving shaft assembly and the driven shaft assembly are both connected to the shaft roller via bearings, and the bearings are 7216 bearings.

[0011] Compared with the prior art, the beneficial effects of the utility model are: the utility model involves a compact structure, and through innovative designs of the spindle system, the wire arrangement system, the conductor system, etc., the pressure sensor is used in conjunction with the correction system control to achieve uniform and stable wire arrangement of the take-up and pay-out wheels, and the vibration and wire breakage rate of the diamond wire are limitedly reduced, thereby greatly improving the yield of the multi-wire cutting machine cutting products. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the structure of an embodiment of the utility model;

[0013] Figure 2 for Figure 1Structural diagram of the central retractable and pay-off system;

[0014] Figure 3 for Figure 1 Schematic diagram of the structure of the central wiring system;

[0015] Figure 4 for Figure 1 Schematic diagram of the structure of the center conductor system;

[0016] Figure 5 for Figure 1 Schematic diagram of the structure of the spindle system;

[0017] In the figure: 1. Tension system, 2. Pay-off and retract system, 3. Wire arrangement system, 4. Conductor system, 5. Nozzle assembly, 6. Spindle system, 7. Structural assembly, 8. Cooling system, 9. Workbench system, 2-1. Pay-off bearing seat, 2-2. Mandrel, 2-3. Pay-off and retract wheel, 2-4. Front cone cover, 2-5. Compression spring, 2-6. Sheath, 2-7. Fixing cap, 2-8. Locking screw, 2-9. Driving motor, 3-1. Cable arrangement module, 3-2. Connection balance assembly, 3-3. Correction wheel, 3-4. Guide wheel assembly, 4-1. Support rod, 4-2. Fixed seat, 4-3. Fixed plate, 4-4. Pulley assembly, 4-5. Guide wheel, 4-6. Connecting plate, 4-7. Fixed block, 6-1. Motor, 6-2. Motor fixed seat, 6-3. Driving shaft assembly, 6-6. Shaft roller, 6-7. Driven shaft assembly, 6-10. Cutting chamber. DETAILED DESCRIPTION

[0018] The utility model is further described below in conjunction with the accompanying drawings.

[0019] Refer to the attached Figure 1 This embodiment includes a structural component assembly 7, on which a tension system 1, a retractable wire system 2, a wire arrangement system 3, a wire guide system 4, a nozzle assembly 5, a spindle system 6 and a workbench system 9 are provided. A cooling system 8 is provided at the bottom of the structural component assembly 7, the nozzle assembly 5 is arranged on the spindle system 6, and the wire guide system 4, the wire arrangement system 3, the retractable wire system 2 and the tension system 1 are symmetrically installed on both sides of the structural component assembly 7.

[0020] Refer to the attached Figure 2The retractable wire system 2 includes a drive motor 2-9, a retractable wire bearing seat 2-1, a retractable wire wheel 2-3, a front cone cover 2-4, a compression spring 2-5, a sheath 2-6 and a fixing cap 2-7. The retractable wire bearing seat 2-1 is fixedly installed on the structural component assembly 7. The output shaft of the drive motor 2-9 extends to the interior of the retractable wire bearing seat 2-1. A core shaft 2-2 is arranged in the retractable wire bearing seat 2-1. The output shaft of the drive motor 2-9 is connected to the core shaft 2-2, so that the drive motor 2-9 can drive the core shaft 2-2 to rotate. The core shaft 2-2 passes through the retractable wire bearing seat. 2-1 extends to one end of the take-up and pay-out wheel 2-3 away from the take-up and pay-out bearing seat 2-1, so that the take-up and pay-out wheel 2-3 and the take-up and pay-out bearing seat 2-1 are connected through the core shaft 2-2, the front cone cover 2-4 is arranged on the end of the core shaft 2-2 extending from the take-up and pay-out wheel 2-3, the sleeve 2-6 is arranged on the core shaft 2-2 and is located on one side of the front cone cover 2-4, the compression spring 2-5 is arranged on the core shaft 2-2 and is located between the front cone cover 2-4 and the sleeve 2-6, and the fixing cap 2-7 is arranged on the top of the end of the core shaft 2-2 away from the driving motor 2-9 through the locking screw 2-8.

[0021] Refer to the attached Figure 3 The cable arrangement system 3 includes a cable arrangement module 3-1, a connection balancing component 3-2, a correction wheel 3-3 and a guide wheel component 3-4. The cable arrangement module 3-1 is fixedly connected to the structural component assembly 7. The connection balancing component 3-2 is arranged on the cable arrangement module 3-1. The correction wheel 3-3 is arranged below the connection balancing component 3-2 and is connected to the connection balancing component 3-2. The guide wheel component 3-4 is connected to the connection balancing component 3-2 through a bearing, so as to control the left and right movement of the connection balancing component 3-2 on the cable arrangement module 3-1. The balancing component 3-2 is provided with a guide wheel shaft, which is connected to the guide wheel component 3-4. Three rows of pressure sensors are evenly arranged on the cylindrical surface of the guide wheel shaft, and two three-row pressure sensors are distributed in each row. The pressure sensors cooperate with the correction wheel to achieve uniform and stable cable arrangement of the reel and reel, and reduce the vibration and wire breakage rate of the diamond wire to a limited extent.

[0022] Refer to the attached Figure 4 The conductor system 4 includes a support rod 4-1, a fixed seat 4-2, a connecting plate 4-6, a fixed plate 4-3, a pulley assembly 4-4, a guide wheel 4-5 and a connecting block 4-6. Connecting plates 4-6 are provided at both ends of the support rod 4-1. The fixed seat 4-2 is provided on the support rod 4-1. A fixing plate 4-3 is provided at the bottom of the fixed seat 4-2. A fixing block 4-7 is connected to the side wall of the fixing plate 4-3. A pulley assembly 4-4 is vertically provided on the fixed block 4-7. A guide wheel 4-5 is provided on the pulley assembly 4-4. The connecting plate 4-6 is connected to the spindle system 6.

[0023] Refer to the attached Figure 1 and attached Figure 5The spindle system 6 includes a cutting chamber 6-10, a motor 6-1, a driving shaft assembly 6-3, a shaft roller 6-6 and a driven shaft assembly 6-7. The cutting chamber 6-10 is fixedly connected to the structural component assembly 7. The motor 6-1 is arranged on the outer wall of one side of the cutting chamber 6-10 through a motor fixing seat 6-2. The output shaft of the motor 6-1 extends into the cutting chamber 6-10. One end of the shaft roller 6-6 is connected to the output shaft of the motor 6-1 through the driving shaft assembly 6-3. The other end of the shaft roller 6-6 is provided with a driven shaft assembly 6-6 that matches the driving shaft assembly 6-3. -7, the cutting chamber 6-10 is fixedly arranged on the structural component assembly 7, and the driving shaft assembly 6-3 and the driven shaft assembly 6-7 are connected to the shaft roller 6-6 through the 7216 bearing, so as to meet the high-speed operation requirements of the equipment, and the connecting plate 4-6 in the wire system 4 is connected to the inside of the cutting chamber 6-10, the nozzle assembly 5 is also arranged inside the cutting chamber 6-10, the workbench system 9 is arranged on the top of the cutting chamber 6-10, and the cooling system 8 is arranged at the bottom of the cutting chamber 6-10, which is used for an external cooling source to take away the cutting heat generated by the equipment.

[0024] During the cutting process, the diamond wire wound on the pay-off and take-up wheel 2-3 passes around the wire wheels on the tension system 1, the wire arrangement system 3, and the conductor system 4, is wound into a wire net on the shaft roller 6-6, and finally passes around the guide wheel of the conductor system 4, the wire arrangement system 3, and the tension system 1 on the other side, and is wound around the pay-off and take-up wheel 2-3 on the other side. The pressure sensor on the guide wheel shaft of the wire arrangement system cooperates with the deviation correction wheel 3-3 to adjust the diamond wire offset angle in real time to ensure that the steel wire and the pay-off and take-up wheel 2-3 are always tangent, and the reciprocating motion of the steel wire realizes the cutting of silicon carbide hard materials; the cooling system 8 delivers the cooled cutting fluid to the nozzle assembly 5 to dissipate the heat of the cut material and the wire net.

Claims

1. A multi-wire cutting machine, characterized in that: The invention comprises a structural component assembly, on which a tension system, a wire-retracting and releasing system, a wire-arranging system, a wire-guiding system, a nozzle assembly, a spindle system and a workbench system are arranged, a cooling system is arranged at the bottom of the structural component assembly, the nozzle assembly is arranged on the spindle system, the wire-retracting and releasing system comprises a driving motor, a wire-retracting and releasing bearing seat, a wire-retracting and releasing wheel, a front cone cover, a compression spring, a sheath and a fixing cap, the wire-retracting and releasing bearing seat is fixedly mounted on the structural component assembly, and the output shaft of the driving motor extends to the wire-retracting and releasing bearing seat. Internally, a core shaft is arranged in the retractable wire bearing seat, the output shaft of the driving motor is connected to the core shaft, the core shaft passes through the retractable wire bearing seat and extends to one end of the retractable wire wheel, the front cone cover is arranged on the end of the core shaft extending from the retractable wire wheel, the sleeve is arranged on the core shaft and is located on one side of the front cone cover, the compression spring is arranged on the core shaft and is located between the front cone cover and the sleeve, and the fixing cap is arranged on the top of the core shaft away from the driving motor end through a locking screw.

2. The multi-wire cutting machine according to claim 1, characterized in that: The cable arranging system includes a cable arranging module, a connection balancing component, a correction wheel and a guide wheel assembly. The cable arranging module is fixedly connected to the structural component assembly, the connection balancing component is arranged on the cable arranging module, the correction wheel is arranged below the connection balancing component and connected to the connection balancing component, and the guide wheel assembly is connected to the connection balancing component through a bearing, so as to control the left and right movement of the connection balancing component on the cable arranging module.

3. The multi-wire cutting machine according to claim 2, characterized in that: The balancing assembly is provided with a guide wheel shaft, the guide wheel shaft is connected to the guide wheel assembly, and three rows of pressure sensors are evenly arranged on the cylindrical surface of the guide wheel shaft.

4. The multi-wire cutting machine according to claim 3, characterized in that: The wire system includes a support rod, a fixed seat, a connecting plate, a fixing plate, a pulley assembly, a guide wheel and a connecting block. Connecting plates are provided at both ends of the support rod. The fixed seat is provided on the support rod. A fixing plate is provided at the bottom of the fixing seat. A fixing block is connected to the side wall of the fixing plate. A pulley assembly is vertically provided on the fixing block. A guide wheel is provided on the pulley assembly. The connecting plate is connected to the spindle system.

5. The multi-wire cutting machine according to claim 4, characterized in that: The spindle system includes a cutting chamber, a motor, a driving shaft assembly, a shaft roller and a driven shaft assembly. The motor is arranged on the outer wall of a side of the cutting chamber through a motor fixing seat. The output shaft of the motor extends into the cutting chamber. One end of the shaft roller is connected to the output shaft of the motor through the driving shaft assembly. The other end of the shaft roller is provided with a driven shaft assembly that cooperates with the driving shaft assembly. The cutting chamber is fixedly arranged on the structural component assembly.

6. The multi-wire cutting machine according to claim 5, characterized in that: The connecting plate is connected to the interior of the cutting chamber, and the nozzle assembly is arranged in the interior of the cutting chamber.

7. The multi-wire cutting machine according to claim 5, characterized in that: The driving shaft assembly and the driven shaft assembly are both connected to the shaft roller via bearings, and the bearings are 7216 bearings.

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