CN219293399U

CN219293399U - Lifting mechanism for be used for hollow shaft processing equipment

Info

Publication number: CN219293399U
Application number: CN202223581396.2U
Authority: CN
Inventors: 焦瑞明
Original assignee: Foshan Nanhai Keyue Machinery Co ltd
Current assignee: Foshan Nanhai Keyue Machinery Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-07-04
Anticipated expiration: 2032-12-30

Abstract

The utility model belongs to the technical field of hollow shaft processing, in particular to a lifting mechanism for hollow shaft processing equipment, which comprises a base table; the device comprises a base table, a lifting mechanism, a rotating mechanism, a fixing mechanism and a servo motor, wherein the top side of the base table is provided with the driving mechanism, the lifting mechanism is arranged on the top side of the driving mechanism, the rotating mechanism is arranged on the top side of the driving mechanism, the fixing mechanism is arranged on the top side of the rotating mechanism, and the servo motor is arranged in the base table; the transmission mechanism comprises a servo motor, a transmission gear is fixed at the output end of the servo motor, a large gear is installed in the middle of the top side of the base table in a matched and rotating mode through a rolling bearing, the transmission gear is meshed with the large gear, a first gear and a second gear are installed on the top side of the base table in a rotating mode relative to two angles, the two gears are meshed with the large gear respectively, a telescopic arm is fixed on the top side of the large gear, the servo motor is used as an output power source to drive the gears to rotate, power is provided for a lifting mechanism on the top side of the gear, and the problems that a machine is clumsy and low in precision are solved.

Description

Lifting mechanism for be used for hollow shaft processing equipment

Technical Field

The utility model relates to the technical field of hollow shaft machining, in particular to a lifting mechanism for hollow shaft machining equipment.

Background

The outer surface of the shaft body of the hollow shaft is provided with a stepped cylinder in a processing way, an outer key groove is arranged, a central through hole of the shaft body of the hollow shaft is sleeved with a main shaft of the press chamber, power is output through the shaft body and is directly transmitted to the main shaft of the press chamber, when the hollow shaft is processed, the position of the hollow shaft is required to be adjusted, lifting of the hollow shaft is realized through a lifting structure, and the position adjustment of the hollow shaft is realized.

The hollow shaft processing equipment on the market mainly comprises a lifting mechanism and a fixing mechanism, wherein the lifting mechanism comprises a hydraulic pump and a hydraulic cylinder, a platform is fixed on the top side of a piston rod of the hydraulic cylinder, the fixing mechanism is arranged on the top side of the platform, a hollow shaft is fixed through the fixing mechanism, liquid is injected or discharged into the hydraulic cylinder through the hydraulic pump, and a piston rod is driven to lift and move, so that lifting of the processing equipment is realized.

In the above manner, the hydraulic pump and the hydraulic cylinder are used as lifting mechanisms, so that problems still exist in use, the hydraulic pump and the hydraulic cylinder are used as transmission mechanisms to lift equipment, the machine is heavy and clumsy and is unfavorable for cleaning the inside, when the hollow shaft is machined, some parts need to be precisely machined, the hydraulic pump and the hydraulic cylinder are used as power output, the lifting distance cannot be accurately grasped, the machining error is increased, and the problems are not effectively solved in the above manner, so that the hollow shaft is inconvenient to use.

Disclosure of Invention

In order to make up the deficiency of the prior art, solve when processing the hollow shaft, some parts need accurate processing, and use hydraulic pump and pneumatic cylinder as the power take off, unable accurate grasp lifting distance, cause the problem that the processing error increases, the utility model proposes a kind of lifting mechanism used for hollow shaft processing equipment.

The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a lifting mechanism for hollow shaft processing equipment, which comprises a bottom table; the device is characterized in that a transmission mechanism is arranged on the top side of the base table, a lifting mechanism is arranged on the top side of the transmission mechanism, a rotating mechanism is arranged on the top side of the transmission mechanism, a fixing mechanism is arranged on the top side of the rotating mechanism, and a servo motor is arranged in the base table.

Preferably, the transmission mechanism comprises a servo motor, a transmission gear is fixed at the output end of the servo motor, a large gear is installed in the middle of the top side of the base table through the cooperation of a rolling bearing, the transmission gear is meshed with the large gear, a first gear and a second gear are installed in the rotation mode of the top side of the base table relative to two angles, the first gear and the second gear are meshed with the large gear respectively, a telescopic arm is fixed on the top side of the large gear, the servo motor is fixed on the top side inside the base table, an output shaft of the servo motor penetrates through the surface of the base table and is connected with the rotation of the base table, the servo motor is used as output power, the speed can be controlled, the position accuracy is very high, voltage signals can be converted into torque and rotation speed, and the device is small in size and light in weight and is convenient to use.

Preferably, the elevating system includes the flexible arm, flexible arm top is rotated through the bearing cooperation and is installed the platform, first gear top side is fixed with first lead screw, second gear top side is fixed with the second lead screw, rotate on first lead screw and the second lead screw and install the platform, base table top side both corners are fixed with first slide bar and second slide bar, two slidable mounting has the platform on the lead screw, diamond table is installed to two slide bars and two lead screw tops, the gear wheel top side is fixed with the rotation axis, and the rotation axis sets up inside the flexible arm, uses the lead screw transmission to have precision height, long service life, steady operation, advantage that the reliability is high, and the lead screw transmission can the auto-lock simultaneously.

Preferably, the rotary mechanism comprises a rotary table, the rotary table top side is fixed with the fixed station, the inside fixed block that is provided with of fixed station, be provided with the recess on the fixed block, the rotation axis top side is fixed with the fixture block, through simple structure of fixed block internal groove and fixture block, realizes the rotation of rotary table, simple structure, and is not fragile.

Preferably, the fixing mechanism comprises a fixing table, a fixing arm is fixed on the top side of the fixing table, a sliding rail is fixed on the top side of the fixing table, a clamping arm is slidably mounted on the sliding rail, a threaded rod is mounted between the fixing arms, a holding rod is fixed at one end of the threaded rod, the threaded rod is used for pushing the clamping arm to move, the hollow shaft is fixed, the structure is simple, the cost is low, the threaded rod can be self-locked, and the fixing is firm.

The utility model has the advantages that:

1. according to the structural design of the lifting mechanism for the hollow shaft processing equipment, the transmission mechanism and the lifting mechanism are arranged, the transmission gear fixed at the output end of the servo motor is used for transmitting power to the first gear and the second gear through the large gear meshed with the transmission gear, so that the screw rod fixed on the gears rotates, the platform is pushed to lift and move, and the problems of heavy and clumsy machines on the market and low processing precision are solved.

2. According to the structural design of the lifting mechanism for the hollow shaft processing equipment, the hollow shaft is fixed by arranging the rotating mechanism and the fixing mechanism and moving the clamping arm through the rotating threaded rod, the rotating shaft is driven to rotate through the large gear, the fixing block is pushed to be clamped on the clamping block on the top side of the rotating shaft, and the rotating table can be driven to rotate to a proper position to accurately process the hollow shaft.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic perspective view of the whole front view of the first embodiment;

FIG. 2 is an enlarged schematic view of a three-dimensional structure of a fixing mechanism according to the first embodiment;

FIG. 3 is a schematic perspective view of the whole front view of the first embodiment;

FIG. 4 is an overall side cross-sectional view of the first embodiment;

FIG. 5 is a top cross-sectional view of the rotary mechanism of the first embodiment;

fig. 6 is a schematic overall front perspective view of the second embodiment.

In the figure: 1. a base table; 2. a servo motor; 3. a rolling bearing; 4. a large gear; 5. a transmission gear; 6. a first gear; 7. a second gear; 8. a telescoping arm; 81. a rotation shaft; 82. a clamping block; 9. a rotary table; 10. a fixed table; 11. a fixed block; 111. a groove; 12. a slide rail; 13. a fixed arm; 14. a clamp arm; 15. a threaded rod; 16. a grip; 17. a first slide bar; 18. a second slide bar; 19. a platform; 20. a first screw rod; 21. a second screw rod; 22. a diamond table; 23. a telescopic table.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to FIGS. 1 to 5, an elevating mechanism for a hollow shaft machining apparatus includes a base table 1; the utility model discloses a lifting device, including base table 1, elevating system, rotary mechanism, fixed establishment, hollow shaft, elevating system, servo motor 2, fixed establishment, hollow shaft, elevating system is installed to base table 1 topside, elevating system is installed to the elevating system topside, rotary mechanism topside is provided with fixed establishment, base table 1 internally mounted servo motor 2, during operation uses fixed establishment to fix the hollow shaft, rotates the hollow shaft to suitable position through rotary mechanism, improves power for elevating system through drive mechanism, makes elevating system drive the hollow shaft and goes up and down to remove.

The transmission mechanism comprises a servo motor 2, a transmission gear 5 is fixed at the output end of the servo motor 2, a large gear 4 is installed in the middle of the top side of the base table 1 in a matched and rotating mode through a rolling bearing 3, the transmission gear 5 is meshed with the large gear 4, a first gear 6 and a second gear 7 are installed on the top side of the base table 1 in a rotating mode relative to two angles, the first gear 6 and the second gear 7 are meshed with the large gear 4 respectively, a telescopic arm 8 is fixed on the top side of the large gear 4, the servo motor 2 is fixed on the top side inside the base table 1, an output shaft of the servo motor 2 penetrates through the surface of the base table 1 and is connected with the rotating mode of the base table 1.

The lifting mechanism comprises a telescopic arm 8, a platform 19 is installed on the top side of the telescopic arm 8 through bearing fit rotation, a first screw rod 20 is fixed on the top side of a first gear 6, a second screw rod 21 is fixed on the top side of a second gear 7, the platform 19 is installed on the first screw rod 20 and the second screw rod 21 in a rotating mode, a first sliding rod 17 and a second sliding rod 18 are fixed on two corners of the top side of the bottom table 1, the two sliding rods are provided with the platform 19 in a sliding mode, a diamond table 22 is installed on the top side of the two sliding rods and the two screw rods, and when the lifting mechanism is low in accuracy during working, through the structure of the lifting mechanism, the first screw rod 20 and the second screw rod 21 are driven to rotate through the rotation of the first gear 6 and the second gear 7, and the platform 19 installed on the screw rod is pushed to conduct accurate lifting movement.

The rotary mechanism comprises a rotary table 9, a fixed table 10 is fixed on the top side of the rotary table 9, a fixed block 11 is arranged inside the fixed table 10, a groove 111 is formed in the fixed block 11, a clamping block 82 is fixed on the top side of a rotary shaft 81, a rotary shaft 81 is fixed on the top side of a large gear 4, the rotary shaft 81 is arranged inside a telescopic arm 8, when the rotary mechanism runs into the problem that the hollow shaft processing position cannot be rotated, the fixed block 11 is pushed through the structure of the rotary mechanism, the fixed block is clamped on the clamping block 82, a servo motor 2 is opened, the servo motor 2 drives the large gear 4 to rotate through a transmission gear 5, and the rotary table 9 is driven to rotate through the rotary shaft 81, so that the hollow shaft rotates to a proper position.

The fixing mechanism comprises a fixing table 10, a fixing arm 13 is fixed on the top side of the fixing table 10, a sliding rail 12 is fixed on the top side of the fixing table 10, a clamping arm 14 is slidably mounted on the sliding rail 12, a threaded rod 15 is mounted on the clamping arm 14 between the fixing arms 13, a holding rod 16 is fixed at one end of the threaded rod 15, when the problem that a hollow shaft clamp easily falls off is encountered during working, the hollow shaft is placed on the top side of the fixing table 10 through the structure of the fixing mechanism, the threaded rod 15 is rotated through the holding rod 16, the threaded rod 15 moves on the sliding rail 12 by pushing the clamping arm 14 through rotation, and the hollow shaft is fixed through cooperation with the fixing arm 13.

Example two

Referring to fig. 6, in a first comparative example, as another embodiment of the present utility model, a telescopic table 23 is fixed to the top side of the base table 1, and the top side of the telescopic table 23 is fixed to the platform 19; when the telescopic platform is in operation, the servo motor 2 drives the screw rod to rotate, and when the platform 19 is pushed to move up and down, the telescopic platform 23 can stretch and retract according to the lifting of the platform 19, so that the gear set is in a closed space and is not easy to damage.

The working principle is that a stepped cylinder is machined on the outer surface of a shaft body of a hollow shaft, an outer key groove is formed in the stepped cylinder, a shaft body center through hole of the hollow shaft is sleeved with a main shaft of a press chamber, power is output through the shaft body and is directly transmitted to the main shaft of the press chamber, a hydraulic pump and a hydraulic cylinder are used as lifting mechanisms for hollow shaft machining equipment on the market, in use, the machine is heavy and clumsy, the inside cleaning is not easy, machining precision is low, in order to solve the problems, the hollow shaft is placed on the top side of a fixed table 10 through the transmission mechanism and the lifting mechanisms, the threaded rod 15 is rotated through a holding rod 16, the threaded rod 15 is rotated to push a clamping arm 14 to move on a sliding rail 12 through rotation, the hollow shaft is matched with a fixed arm 13 to fix the hollow shaft, a fixed block 11 is pushed to be clamped on a clamping block 82, a servo motor 2 is opened, the servo motor 2 is driven to rotate a large gear 4 through a rotary table 81, the hollow shaft is driven to rotate to a proper position through a rotary shaft, the fixed block 11 is pulled out, a first gear 6 and a second gear 7 meshed with the large gear 4 are driven to rotate through the servo motor 2, in order to solve the problems, in order to accurately control the lifting distance between the first screw rod 20 and the lifting platform 19 and the lifting platform through the lifting mechanism, the lifting mechanism is pushed by the lifting platform 21, the accurate distance can be controlled, and the lifting distance of the lifting mechanism can be controlled to accurately solve the problem that the lifting and the lifting mechanism cannot be solved.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. A elevating system for hollow shaft processing equipment, its characterized in that: comprises a base table (1); the device comprises a base table (1), wherein a transmission mechanism is arranged on the top side of the base table (1), a lifting mechanism is arranged on the top side of the transmission mechanism, a rotating mechanism is arranged on the top side of the transmission mechanism, a fixing mechanism is arranged on the top side of the rotating mechanism, and a servo motor (2) is arranged in the base table (1);

the transmission mechanism comprises a servo motor (2), a transmission gear (5) is fixed at the output end of the servo motor (2), a large gear (4) is installed in the middle of the top side of the base table (1) in a matched rotation mode through a rolling bearing (3), the transmission gear (5) is meshed with the large gear (4), a first gear (6) and a second gear (7) are installed in the rotation mode of two opposite corners of the top side of the base table (1), the first gear (6) and the second gear (7) are meshed with the large gear (4) respectively, and a telescopic arm (8) is fixed on the top side of the large gear (4).

2. A lifting mechanism for hollow shaft processing equipment as claimed in claim 1, wherein: the lifting mechanism comprises a telescopic arm (8), a platform (19) is installed on the top side of the telescopic arm (8) through bearing fit rotation, a first screw rod (20) is fixed on the top side of a first gear (6), a second screw rod (21) is fixed on the top side of a second gear (7), the platform (19) is installed on the first screw rod (20) and the second screw rod (21) in a rotating mode, a first sliding rod (17) and a second sliding rod (18) are fixed on two corners of the top side of the base table (1), and the platform (19) is installed on the two screw rods in a sliding mode.

3. A lifting mechanism for hollow shaft processing equipment as claimed in claim 2, wherein: the rotating mechanism comprises a rotating table (9), a fixed table (10) is fixed on the top side of the rotating table (9), a fixed block (11) is arranged in the fixed table (10), and a groove (111) is formed in the fixed block (11).

4. A lifting mechanism for hollow shaft processing equipment as claimed in claim 3, wherein: the fixing mechanism comprises a fixing table (10), a fixing arm (13) is fixed on the top side of the fixing table (10), a sliding rail (12) is fixed on the top side of the fixing table (10), a clamping arm (14) is slidably mounted on the sliding rail (12), a threaded rod (15) is mounted between the fixing arms (13) and the clamping arm (14), and a holding rod (16) is fixed at one end of the threaded rod (15).

5. The lifting mechanism for hollow shaft processing equipment as claimed in claim 4, wherein: the diamond-shaped table (22) is installed on the top sides of the two sliding rods and the two screw rods, a rotating shaft (81) is fixed on the top side of the large gear (4), the rotating shaft (81) is arranged inside the telescopic arm (8), and a clamping block (82) is fixed on the top side of the rotating shaft (81).

6. The lifting mechanism for hollow shaft processing equipment as claimed in claim 5, wherein: the servo motor (2) is fixed on the top side inside the base table (1), and an output shaft of the servo motor (2) penetrates through the surface of the base table (1) and is rotationally connected with the base table (1).