Motor shaft straightening device

Abstract

The motor shaft straightening device comprises a supporting part, a conveying part, a driving part and a straightening part, and the supporting part comprises a machine base and shaft supporting bases arranged on the two sides of the top of the machine base; the conveying part comprises a first guide rail, a second guide rail, a driving piece and a supporting piece, the first guide rail is arranged between the shaft supporting seats, the second guide rail is slidably arranged on the first guide rail, a supporting piece sliding block is slidably arranged on the second guide rail, a groove is formed in the top of a supporting block, and the driving piece is connected to the second guide rail; the driving part comprises a lifting frame and a translation mechanism and is erected on the shaft supporting seat on the machine base and the top of the conveying part, the translation mechanism is arranged in the middle of the lifting frame, and rotating pieces are arranged on the two sides of the lifting frame and correspond to the top of the shaft supporting seat; the straightening part comprises a hydraulic rod and a straightening pressing block arranged at the bottom end of the hydraulic rod, and the hydraulic rod is connected with the translation mechanism. According to the motor shaft straightening device, the placement distance can be conveniently adjusted according to the specification of a motor shaft.

Description

Technical Field

[0001] The invention relates to the field of straightening machines, in particular to a motor shaft straightening device. Background Art

[0002] A straightening machine is a machine used to straighten shaft components to obtain the ideal straightness requirement or rotation accuracy requirement. The existing motor shaft straightening device supports the motor shaft in a structure including a fixed support frame and a dynamic support frame. The fixed support frame and the dynamic support frame have the same structure, mainly two parallel support rods, and grooves for placing the motor shaft are arranged at equal intervals along the length direction of the support rods. The dynamic support frame can be raised and lowered and moved. When raised and lowered, the motor shaft on the fixed support frame can be taken and placed, and when moved, the motor shaft can be driven to the straightened position. However, the groove spacing of the fixed support frame and the dynamic support frame is fixed, which makes it inconvenient to place and adjust the spacing for motor shafts of different specifications, and its use is limited. Summary of the invention

[0003] In view of the above problems, the present invention provides a motor shaft straightening device, which is convenient for adjusting the placement spacing according to the specifications of the motor shaft.

[0004] The technical solution of the present invention is as follows:

[0005] A motor shaft straightening device, comprising:

[0006] The support part includes a machine base and shaft support bases arranged on both sides of the top of the machine base;

[0007] The conveying part includes a first guide rail, a second guide rail, a driving member and a supporting member, wherein the first guide rail is arranged between two shaft supporting seats, the second guide rail is slidably arranged on the first guide rail, a plurality of supporting members are provided, including a slider, an elastic buffer rod, a mounting plate and a supporting block, the slider is slidably arranged on the second guide rail, the top of the slider is provided with an elastic buffer rod, a mounting plate and a supporting block from bottom to top, the top of the supporting block is provided with a groove for supporting the shaft, and the driving member is drivingly connected to one end of the second guide rail;

[0008] The driving part includes a lifting frame and a translation mechanism. The lifting frame is a lifting frame body that can be lifted and lowered, and is mounted on the top of the shaft support seat on the machine base and the conveying part. The translation mechanism is arranged in the middle of the lifting frame. Rotating parts for rotating shafts are arranged on the tops of the shaft support seats on both sides of the lifting frame.

[0009] The straightening part comprises a hydraulic rod and a straightening pressing block arranged at the bottom end of the hydraulic rod, and the hydraulic rod is connected with the translation mechanism.

[0010] In a further technical solution, the support block is detachably connected to the mounting plate.

[0011] In a further technical solution, the elastic buffer rod includes a sleeve rod, a connecting rod, a spring and an extrusion ring. The sleeve rod is arranged at the top of the slider and is sleeved with the bottom end of the connecting rod. The extrusion ring is arranged on the outside of the top end of the sleeve rod. The mounting plate is arranged at the top end of the connecting rod. The spring is sleeved on the outside of the connecting rod, and its two ends respectively abut the bottom surface of the mounting plate and the top surface of the extrusion ring.

[0012] In a further technical solution, the groove of the support block is an inverted isosceles trapezoid.

[0013] In a further technical solution, a countersunk hole is provided in the middle of the groove of the support block, a screw hole is provided in the middle of the mounting plate, and a countersunk bolt connected to the screw hole is provided at the countersunk hole.

[0014] In a further technical solution, the driving member includes a cylinder and a push plate, the cylinder is arranged on the machine base, the push plate is connected to the end of the second guide rail, and the end of the cylinder is connected to the push plate.

[0015] In a further technical solution, two supporting wheels arranged side by side are provided on the top of the shaft support seat.

[0016] In a further technical solution, the rotating member includes a motor and an extrusion wheel connected to the motor, the motor is arranged on a lifting frame, and the extrusion wheel is aligned with the top between the two supporting wheels.

[0017] The beneficial effects of the present invention are:

[0018] 1. The second guide rail can move on the first guide rail, and the second guide rail and the support member on the second guide rail can be moved as a whole. The support member on the second guide rail is used to support the motor shaft. The support member is a structure of multiple pairs of single ones, and can be moved on the second guide rail to change the relative spacing. When the motor shaft on the support member moves to the straightening part for straightening, while playing a supporting role, it can cooperate with the existing buffer structure to buffer the downward pressure of the straightening block. The conveying part replaces the existing fixed support frame and the movable support frame to provide the function of mobile support, and has strong flexibility in use and a wide range of applications.

[0019] 2. The support block can be disassembled and replaced relative to the mounting plate, and the groove for placing the motor shaft is an inverted isosceles trapezoid, which can further adapt to motor shafts of various specifications;

[0020] 3. The support wheels of the shaft support seat can support the bottom two sides of the motor shaft end, making it convenient to rotate the motor shaft when straightening the motor shaft. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 is a front view schematic diagram of a motor shaft straightening device according to an embodiment of the present invention;

[0022] Figure 2It is a side view schematic diagram of the portion above the base of a motor shaft straightening device according to an embodiment of the present invention;

[0023] Figure 3 It is a schematic top view of the conveying portion described in an embodiment of the present invention.

[0024] Description of reference numerals:

[0025] 11. Machine base; 12. Shaft support seat; 13. Support wheel; 21. First guide rail; 22. Second guide rail; 23. Driving member; 231. Cylinder; 232. Push plate; 30. Support member; 31. Slider; 32. Mounting plate; 41. Sleeve rod; 42. Connecting rod; 43. Spring; 44. Extrusion ring; 50. Support block; 51. Groove; 52. Countersunk bolt; 61. Lifting frame; 62. Translation mechanism; 63. Motor; 64. Extrusion wheel; 71. Hydraulic rod; 72. Straightening block. DETAILED DESCRIPTION

[0026] The embodiments of the present invention will be further described below in conjunction with the accompanying drawings.

[0027] Example:

[0028] like Figure 1-Figure 3As shown, a motor shaft straightening device includes a supporting part, a conveying part, a driving part and a straightening part, the supporting part includes a machine base 11 and shaft support seats 12 arranged on both sides of the top of the machine base 11; the conveying part includes a first guide rail 21, a second guide rail 22, a driving member 23 and a supporting member 30, the first guide rail 21 is arranged between the two shaft support seats 12, the second guide rail 22 is slidably arranged on the first guide rail 21, a plurality of supporting members 30 are arranged, including a slider 31, an elastic buffer rod, a mounting plate 32 and a supporting block 50, the slider 31 is slidably arranged on the second guide rail 22, the top of the slider 31 is provided with an elastic buffer rod, a mounting plate 32 and a supporting block 50 from bottom to top, the elastic buffer rod includes a sleeve rod 41, a connecting rod 42, a spring 43 and an extrusion ring 44, the sleeve rod 41 is arranged at the top of the slider 31 and is sleeved with the bottom end of the connecting rod 42, and the extrusion ring 44 is arranged at the top of the sleeve rod 41 On the outer side of the end, the mounting plate 32 is arranged at the top of the connecting rod 42, and the spring 43 is sleeved on the outer side of the connecting rod 42, and the two ends respectively abut the bottom surface of the mounting plate 32 and the top surface of the extrusion ring 44; the top of the support block 50 is provided with a groove 51 for supporting the shaft, and the driving member 23 is drivingly connected to one end of the second guide rail 22; the driving part includes a lifting frame 61 and a translation mechanism 62, the lifting frame 61 is a liftable frame body, which is erected on the top of the shaft support seat 12 and the conveying part on the machine base 11, and the translation mechanism 62 is arranged in the middle of the lifting frame 61, the lifting frame 61 and the translation mechanism 62 can select any structure that can realize lifting and translation in the existing technology, and the top of the shaft support seat 12 on both sides of the lifting frame 61 is provided with a rotating member for rotating the shaft; the straightening part includes a hydraulic rod 71 and a straightening pressure block 72 arranged at the bottom end of the hydraulic rod 71, and the hydraulic rod 71 is connected to the translation mechanism 62.

[0029] The working principle of the above technical solution is as follows:

[0030] The second guide rail 22 can move on the first guide rail 21, and the second guide rail 22 and the support member 30 on the second guide rail 22 can be moved as a whole. The support member 30 on the second guide rail 22 is used to support the motor shaft. The support member 30 is a structure of multiple pairs of single ones, which can be moved separately on the second guide rail 22 to change the relative spacing; when the motor shaft on the support member 30 is moved to the straightening part for straightening, while playing a supporting role, it can cooperate with the existing buffer structure to buffer the downward pressure of the straightening block 72; the conveying part replaces the existing fixed support frame and the dynamic support frame to provide the function of mobile support, and has strong flexibility in use and a wide range of applications.

[0031] In another embodiment, if Figure 2-3 As shown, the groove 51 of the support block 50 is an inverted isosceles trapezoid, a countersunk hole is provided in the middle of the groove 51 of the support block 50, a screw hole is provided in the middle of the mounting plate 32, and a countersunk bolt 52 connecting the screw hole is provided at the countersunk hole.

[0032] The support block 50 can be disassembled and replaced relative to the mounting plate 32 , and the groove 51 for placing the motor shaft is in an inverted isosceles trapezoid, which is further adapted to motor shafts of various specifications.

[0033] In another embodiment, if Figure 3 As shown, the driving member 23 includes a cylinder 231 and a push plate 232 . The cylinder 231 is disposed on the machine base 11 . The push plate 232 is connected to the end of the second guide rail 22 . The end of the cylinder 231 is connected to the push plate 232 .

[0034] The cylinder 231 can drive the second guide rails 22 on both sides to move horizontally at the same time by pushing the push plate 232.

[0035] In another embodiment, if Figure 3 As shown, two supporting wheels 13 arranged side by side are provided on the top of the shaft supporting seat 12; the rotating member includes a motor 63 and an extrusion wheel 64 connected to the motor 63, the motor 63 is arranged on the lifting frame 61, and the extrusion wheel 64 is aligned with the top between the two supporting wheels 13.

[0036] The support wheel 13 of the shaft support seat 12 can support the bottom two sides of the motor shaft end. When in use, the lifting frame 61 lowers the extrusion wheel 64, squeezes the motor shaft on the support wheel 13, and rotates the extrusion wheel 64 through the motor 63 to drive the motor shaft to rotate, which is convenient for rotating the motor shaft when straightening the motor shaft.

[0037] The above-mentioned embodiments only express the specific implementation of the present invention, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the scope of the present invention. It should be pointed out that, for ordinary technicians in this field, several variations and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention.

Claims

1. A motor shaft straightening device, characterized in that: include: The support part includes a machine base and shaft support bases arranged on both sides of the top of the machine base; The conveying part includes a first guide rail, a second guide rail, a driving member and a supporting member, wherein the first guide rail is arranged between two shaft supporting seats, the second guide rail is slidably arranged on the first guide rail, a plurality of supporting members are provided, including a slider, an elastic buffer rod, a mounting plate and a supporting block, the slider is slidably arranged on the second guide rail, the top of the slider is provided with an elastic buffer rod, a mounting plate and a supporting block from bottom to top, the top of the supporting block is provided with a groove for supporting the shaft, and the driving member is drivingly connected to one end of the second guide rail; The driving part includes a lifting frame and a translation mechanism. The lifting frame is a lifting frame body that can be lifted and lowered, and is mounted on the top of the shaft support seat on the machine base and the conveying part. The translation mechanism is arranged in the middle of the lifting frame. Rotating parts for rotating shafts are arranged on the tops of the shaft support seats on both sides of the lifting frame. The straightening part comprises a hydraulic rod and a straightening pressing block arranged at the bottom end of the hydraulic rod, and the hydraulic rod is connected with the translation mechanism.

2. A motor shaft straightening device according to claim 1, characterized in that: The support block is detachably connected to the mounting plate.

3. The motor shaft straightening device according to claim 1, characterized in that: The elastic buffer rod includes a sleeve rod, a connecting rod, a spring and an extrusion ring. The sleeve rod is arranged at the top of the slider and is sleeved with the bottom end of the connecting rod. The extrusion ring is arranged on the outside of the top end of the sleeve rod. The mounting plate is arranged on the top end of the connecting rod. The spring is sleeved on the outside of the connecting rod, and its two ends respectively abut against the bottom surface of the mounting plate and the top surface of the extrusion ring.

4. A motor shaft straightening device according to claim 2, characterized in that: The groove of the support block is an inverted isosceles trapezoid.

5. A motor shaft straightening device according to claim 4, characterized in that: A countersunk hole is provided in the middle of the groove of the support block, a screw hole is provided in the middle of the mounting plate, and a countersunk bolt connected to the screw hole is provided at the countersunk hole.

6. The motor shaft straightening device according to claim 1, characterized in that: The driving member comprises a cylinder and a push plate, wherein the cylinder is arranged on a machine base, the push plate is connected to the end of the second guide rail, and the end of the cylinder is connected to the push plate.

7. The motor shaft straightening device according to claim 1, characterized in that: Two supporting wheels arranged side by side are arranged on the top of the shaft supporting seat.

8. The motor shaft straightening device according to claim 7, characterized in that: The rotating member comprises a motor and an extrusion wheel connected to the motor, wherein the motor is arranged on a lifting frame, and the extrusion wheel is aligned with a top portion arranged between two supporting wheels.

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