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CN-121988788-A - Cutting device for precision casting and use method thereof

CN121988788ACN 121988788 ACN121988788 ACN 121988788ACN-121988788-A

Abstract

The invention discloses a cutting device for precision casting and a use method thereof, comprising a base, wherein a cutting mechanism is arranged at the top of the base, a turntable is arranged on one side of the cutting mechanism, a workpiece body is fixed at the top of the turntable, a casting head is integrally formed at the top of the workpiece body, a rotating mechanism is arranged at the bottom of the turntable, a lifting mechanism is arranged between the rotating mechanism and the base, and a feeding mechanism is arranged on one side of the rotating mechanism. According to the invention, the height of the workpiece body is adjusted through the lifting mechanism, the workpiece body is close to the cutting mechanism through the feeding mechanism, so that the dead head of the workpiece body can be cut smoothly, and after the dead head at one end is cut, the workpiece body is rotated through the rotating mechanism, so that the dead head at the other end can be cut conveniently.

Inventors

  • YAN ZHAODONG
  • HUANG ZIYUAN

Assignees

  • 湖北耀东铸造有限公司

Dates

Publication Date
20260508
Application Date
20260407

Claims (10)

  1. 1. Cutting device for precision casting, characterized in that, including base (1), the top of base (1) is provided with cutting mechanism (2), one side of cutting mechanism (2) is provided with carousel (3), the top of carousel (3) is fixed with work piece body (7), the top integrated into one piece of work piece body (7) has pouring head (24), the bottom of carousel (3) is provided with rotary mechanism (4), be provided with elevating system (6) between rotary mechanism (4) and base (1), one side of rotary mechanism (4) is provided with feed mechanism (5).
  2. 2. The cutting device for precision casting according to claim 1, wherein the cutting mechanism (2) comprises a first mounting shell (8) fixed on the top of the base (1), a cutting blade (12) is connected to a bearing on the outer wall of the top of the first mounting shell (8), a driven gear (11) is fixed inside the first mounting shell (8) and extends from one end of a connecting shaft of the cutting blade (12), and a protective cover (13) positioned on the top of the cutting blade (12) is fixed on the outer wall of the top of the first mounting shell (8).
  3. 3. The cutting device for precision casting according to claim 2, wherein a motor (10) is fixed on the outer wall of the bottom of the first mounting shell (8), a driving gear (9) is fixed in the first mounting shell (8) and extends from one end of an output shaft of the motor (10), and the driving gear (9) is meshed with a driven gear (11).
  4. 4. The cutting device for precision casting according to claim 1, wherein the rotating mechanism (4) comprises a second installation shell (14), the connecting shaft of the turntable (3) is connected with the second installation shell (14) through a bearing, a worm wheel (20) is fixed in the second installation shell (14) and extends to the connecting shaft of the turntable (3), a worm (18) is connected with the inner bearing of the second installation shell (14), the worm (18) is meshed with the worm wheel (20), a second motor (23) is fixed on the outer wall of one side of the second installation shell (14), and an output shaft of the second motor (23) is connected with the worm (18) through a key.
  5. 5. The cutting device for precision casting according to claim 4, wherein a bracket (27) is arranged at the bottom of the second mounting shell (14), a sliding rail (15) is fixed in the bracket (27), the second mounting shell (14) is slidably connected with the sliding rail (15), and a supporting wheel (22) is fixed on the outer wall of the top of the second mounting shell (14).
  6. 6. The cutting device for precision casting according to claim 5, wherein the feeding mechanism (5) comprises a first servo cylinder (16) fixed on one side of a bracket (27), and an output shaft of the first servo cylinder (16) is fixed with a second mounting shell (14).
  7. 7. The cutting device for precision casting according to claim 5, wherein the lifting mechanism (6) comprises a second servo cylinder (17) fixed on the top of the base (1), and the output end of the second servo cylinder (17) is fixed with the bracket (27).
  8. 8. The cutting device for precision casting according to claim 1, wherein a third servo cylinder (25) is fixed on the top outer wall of the turntable (3), and an extrusion plate (26) is fixed at the output end of the third servo cylinder (25).
  9. 9. A method of using the cutting device for precision casting, comprising the cutting device for precision casting according to any one of claims 1 to 8, characterized by comprising the steps of: A fixing step of placing the workpiece body (7) on the turntable (3), and driving the extrusion plate (26) to fix the workpiece body (7) through the servo electric cylinder III (25); The rotation step is that a worm (18) is driven to rotate by a motor II (23), the worm (18) rotates to drive a worm wheel (20) and a transmission shaft (19) to rotate, and the transmission shaft (19) drives a turntable (3) and a workpiece body (7) to rotate, so that a casting head (24) at one end of the workpiece body (7) is close to a cutting piece (12); A knife setting step, namely driving the bracket (27) to move upwards through the second servo electric cylinder (17) so that the cutting position of the casting head (24) is consistent with the cutting piece (12); The cutting step comprises the steps that a first motor (10) drives a driving gear (9) to rotate, the driving gear (9) drives a driven gear (11) to rotate, the driven gear (11) drives a cutting plate (12) to rotate, then a first servo electric cylinder (16) drives a second mounting shell (14) to move, a casting head (24) of a workpiece body (7) moves towards the cutting plate (12), the casting head (24) is cut off by the cutting plate (12), and then a second motor (23) drives a worm (18) to rotate, so that the casting head (24) at the other end of the workpiece body (7) is cut off.
  10. 10. The method of using a precision casting cutting apparatus as claimed in claim 9, wherein the rotational speed of the cutting blade (12) is 200-380r/min ‌, and the feeding speed of the cutting blade (12) is 133mm/s.

Description

Cutting device for precision casting and use method thereof Technical Field The invention relates to the technical field of precision casting, in particular to a cutting device for precision casting and a use method thereof. Background Precision casting is a near net shape forming process, and the casting is close to the final shape of the part, so that the subsequent machining can be greatly reduced or even avoided, and the materials and the working hours are saved. Meanwhile, the shell has good thermal stability, relatively compact internal structure of the casting and good mechanical property. Chinese patent application number 201310482919.4, a precision casting gate cutting machine. The problem that the existing gate cutting process is low in safety coefficient and bad in working environment is mainly solved. The pouring cup is characterized in that the clamp comprises a first clamping plate and a second clamping plate which can be clamped with each other, grooves matched with the pouring cup are formed in the first clamping plate and the second clamping plate, and a plurality of positioning convex blocks are arranged on the surfaces of the grooves. Usually all have runner and riser on the precision casting spare, need cut runner and riser after casting shaping, present equipment is when excision to the riser, after the runner excision, need carry out the secondary clamping to the foundry goods direction of turning, just can excision to the riser, and then lead to the riser excision of foundry goods inconvenient inadequately. Therefore, there is a need to design a cutting device for precision casting and a method for using the same to solve the above problems. Disclosure of Invention The invention aims to provide a cutting device for precision casting and a using method thereof, which are used for solving the defects in the prior art. In order to achieve the above object, the present invention provides the following technical solutions: The utility model provides a cutting device for precision casting, includes the base, the top of base is provided with cutting mechanism, one side of cutting mechanism is provided with the carousel, the top of carousel is fixed with the work piece body, the top integrated into one piece of work piece body has the casting head, the bottom of carousel is provided with rotary mechanism, be provided with elevating system between rotary mechanism and the base, one side of rotary mechanism is provided with feed mechanism. Further, the cutting mechanism comprises a first installation shell fixed at the top of the base, a first installation shell is connected with a cutting piece through a bearing on the outer wall of the top of the first installation shell, a driven gear is fixed in the first installation shell, and a protective cover located at the top of the cutting piece is fixed on the outer wall of the top of the first installation shell. Further, a first motor is fixed on the outer wall of the bottom of the first installation shell, a driving gear is fixed in the first installation shell, which extends from one end of an output shaft of the first motor to the first installation shell, the driving gear is meshed with a driven gear, a second motor is fixed on the outer wall of one side of the second installation shell, and the output shaft of the second motor is connected with a worm through a key. Further, the rotating mechanism comprises a second installation shell, the connecting shaft of the turntable is connected with the second installation shell through a bearing, a worm wheel is fixed in the second installation shell, a worm is connected with the inner bearing of the second installation shell, and the worm is meshed with the worm wheel. Further, the bottom of installation shell two is provided with the bracket, the inside of bracket is fixed with the slide rail, installation shell two and slide rail sliding connection, the top outer wall of installation shell two is fixed with the supporting wheel. Further, the feeding mechanism comprises a first servo electric cylinder fixed on one side of the bracket, and an output shaft of the first servo electric cylinder is fixed with a second mounting shell. Further, the lifting mechanism comprises a second servo electric cylinder fixed at the top of the base, and the output end of the second servo electric cylinder is fixed with the bracket. Further, a third servo electric cylinder is fixed on the outer wall of the top of the rotary table, and an extrusion plate is fixed at the output end of the third servo electric cylinder. The application method of the cutting device for precision casting comprises the following steps: The fixing step is that the workpiece body is placed on a turntable, and the extruding plate is driven by the servo electric cylinder III to fix the workpiece body; The rotation step is that a worm is driven to rotate through a motor II, the worm rotates to drive a worm wheel and a transmission shaft to rota