CN219053832U

CN219053832U - Hollow major axis surface grinding device

Info

Publication number: CN219053832U
Application number: CN202223541134.3U
Authority: CN
Inventors: 刘惠琦
Original assignee: Wuhan Hengxin Seiko Electromechanical Co ltd
Current assignee: Wuhan Hengxin Seiko Electromechanical Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-05-23
Anticipated expiration: 2032-12-29

Abstract

The utility model relates to the technical field of long shaft polishing, in particular to a polishing device for the outer surface of a hollow long shaft. The technical proposal comprises: the electric car is fixedly connected to the rails in a sliding mode, an installing column is fixedly arranged at the top of the electric car, a clamping mechanism is fixedly arranged at the top of the installing column, the clamping mechanism comprises a motor I, and a rotating shaft is fixedly connected to the output end of the motor I. The utility model has the beneficial effects that: the movable electric car structure is installed on the two sides of the polishing table, in the clamping mechanism installed on the installation column of the mobile car, the long shaft can be clamped and rotated, the two ends of the long shaft can be polished in the clamping process, and therefore the effect of polishing the outer surface and the two ends of the long shaft can be achieved, and the polishing efficiency of the long shaft is greatly improved.

Description

Hollow major axis surface grinding device

Technical Field

The utility model relates to the technical field of long shaft polishing, in particular to a polishing device for the outer surface of a hollow long shaft.

Background

The hollow shaft is a shaft body with a through hole at the center, an inner key slot in the through hole, a stepped cylinder on the outer surface of the shaft body, and an outer key slot, and is widely used in the fields of industrial manufacture and the like.

The existing hollow long shaft body needs to polish the outer wall of the hollow long shaft body before use, and the patent designs mechanisms such as clamping and rotating and the like to achieve an effective polishing effect according to the surface polishing device for the pipeline part disclosed by the publication No. CN 211490758U; the above patent also has the following drawbacks: the device of the above patent is the same as the existing common device, and only has the effect of polishing the outer surface of the long shaft, but cannot realize the function of polishing both ends of the long shaft and the outer surface simultaneously.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a polishing device for the outer surface of a hollow long shaft.

The technical scheme of the utility model is as follows: the utility model provides a hollow major axis surface grinding device, includes polishing platform and roof-rack, the track has all been laid to the both sides subaerial of polishing platform, fixedly sliding connection has the electric motor car on the track, the top fixed mounting of electric motor car has the erection column, the top fixed mounting of erection column has fixture, fixture includes motor No. one, the output fixedly connected with pivot of motor No. one, the one end of pivot runs through in erection column fixedly connected with mounting panel, one side center rotation of mounting panel is connected with the bull stick, fixedly connected with driven gear on the bull stick, peg graft on the bull stick has the polishing dish, peg graft the one end of bull stick has the sleeve.

Preferably, a moving mechanism is fixedly arranged at the bottom of the top frame, and a polishing mechanism is fixedly arranged on the moving mechanism.

Preferably, the polishing table comprises a first table and a second table, the corresponding grooves are formed in one sides of the tops of the first table and the second table, the inner walls of the first table and the second table adjacent to each other are embedded with two-way hydraulic rods, piston rods at two ends of the two-way hydraulic rods are fixedly connected with the inner walls of the first table and the second table respectively, and universal self-locking wheels are fixedly connected to the bottoms of the first table and the second table.

Preferably, the inside fixedly connected with No. two motors of one side of mounting panel, no. two motor's output fixedly connected with transmission shaft, the one end fixedly connected with driving gear of transmission shaft, driving gear and driven gear meshing are connected.

Preferably, one end of the sleeve is inserted with a filling cylinder, one end of the sleeve is embedded with a ball bearing, and one end of the rotating rod is inserted with the ball bearing and is in sliding connection with the inner wall of the ball bearing.

Preferably, a blocking cloth is fixedly connected above the bidirectional hydraulic rod between the adjacent inner walls of the first table and the second table.

Compared with the prior art, the utility model has the following beneficial technical effects: the movable electric car structure is installed on the two sides of the polishing table, in the clamping mechanism installed on the installation column of the mobile car, the long shaft can be clamped and rotated, the two ends of the long shaft can be polished in the clamping process, and therefore the effect of polishing the outer surface and the two ends of the long shaft can be achieved, and the polishing efficiency of the long shaft is greatly improved.

Drawings

FIG. 1 shows a schematic diagram of an embodiment of the present utility model;

FIG. 2 is an enlarged schematic view of the clamping mechanism of FIG. 1;

FIG. 3 is a schematic view of a partially disassembled structure of the clamping mechanism;

fig. 4 is a schematic side sectional view of the sanding table.

Reference numerals: 1. a grinding table; 11. a first table; 12. a second table; 13. a groove; 14. a bidirectional hydraulic rod; 15. universal self-locking wheel; 16. a barrier cloth; 2. a track; 3. a top frame; 4. an electric vehicle; 5. a mounting column; 6. a clamping mechanism; 61. a motor I; 62. a rotating shaft; 63. a mounting plate; 631. a motor II; 632. a transmission shaft; 633. a drive gear; 64. a rotating rod; 641. a driven gear; 642. polishing the grinding disc; 65. a sleeve; 651. a ball bearing; 66. filling a cylinder; 7. a moving mechanism; 8. and a polishing mechanism.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Example 1

As shown in figures 1-3, the polishing device for the outer surface of the hollow long shaft provided by the utility model comprises a polishing table 1 and a top frame 3, wherein rails 2 are paved on the ground on two sides of the polishing table 1, an electric vehicle 4 is fixedly connected onto the rails 2 in a sliding manner, the rails 2 and the electric vehicle 4 are designed to adapt to the polishing work of long shafts with different lengths, under the use of the device, a mounting column 5 is fixedly arranged at the top of the electric vehicle 4, a clamping mechanism 6 is fixedly arranged at the top of the mounting column 5, the clamping mechanism 6 comprises a motor 61, the output end of the motor 61 is fixedly connected with a rotating shaft 62, one end of the rotating shaft 62 penetrates through the mounting column 5 and is fixedly connected with a mounting plate 63, a rotating rod 64 is rotatably connected with a driven gear 641 on the rotating rod 64, a polishing disc 642 is inserted on the rotating rod 64, a motor 631 is fixedly connected inside one side of the mounting plate 63, the output end of the second motor 631 is fixedly connected with a transmission shaft 632, one end of the transmission shaft 632 is fixedly connected with a driving gear 633, the driving gear 633 is in meshed connection with a driven gear 641, the design of the second motor 631, the driving gear 633 and the driven gear 641 are matched with a rotatable rotating rod 64 on a mounting plate 63 to achieve the effect of driving the rotating rod 64 to rotate, therefore, a polishing disc 642 on the rotating rod 64 can polish both ends of a long shaft, one end of the rotating rod 64 is inserted with a sleeve 65, one end of the sleeve 65 is inserted with a filling cylinder 66, the sleeve 65 and the filling cylinder 66 are designed to be inserted into the hollow long shaft, the first motor 61 can drive the long shaft to rotate through the insertion of the sleeve 65 and the filling cylinder 66, and therefore the rotary long shaft can enable a polishing mechanism 8 to polish the outer wall of the long shaft effectively, one end of the sleeve 65 is embedded with a ball bearing 651, one end of the rotating rod 64 is spliced with the ball bearing 651 and is in sliding connection with the inner wall of the ball bearing 651, the ball bearing 651 can enable the rotating rod 64 to rotate in the sleeve 65 without driving the sleeve 65 to rotate, therefore, the filling cylinder 66 cannot rotate when entering the hollow long shaft, the inner wall of the hollow long shaft cannot be damaged by the filling cylinder 66, and a spliced connection mode of the filling cylinder 66 is convenient for a user to replace hollow cylinders of different specifications, so that the hollow long shaft with different sizes can be adapted.

As shown in fig. 1, a moving mechanism 7 is fixedly installed at the bottom of the top frame 3, the moving mechanism 7 in the present utility model is a moving device most commonly used in the art and composed of a motor, a screw, a limiting rod and other structures, and is not described in detail in the present utility model, a polishing mechanism 8 is fixedly installed on the moving mechanism 7, and the polishing mechanism 8 is a mechanism composed of an electric push rod, a polishing machine and other structures most commonly used in the art, and is not described in detail in the present utility model.

The working principle based on the first embodiment is as follows: when the device is used, the hollow long shaft is stored on the polishing table 1, two electric vehicles 4 are started to be close to the polishing table 1 respectively according to the length of the hollow long shaft, so that a sleeve 65 and a filling cylinder 66 in the clamping mechanism can be inserted into two ends of the hollow long shaft, then a first motor 61 can be started to drive a rotating shaft 62 to rotate, so that the hollow long shaft can be driven to rotate, meanwhile, a polishing mechanism 8 on the moving mechanism 7 is started, the polishing mechanism 8 can transversely move along with the driving of the moving mechanism 7, the polishing mechanism 8 can polish the rotating hollow long shaft, the second motor 631 is started to drive a transmission shaft 632 to rotate when the outer wall of the long shaft is polished, and a rotary rod 64 is driven to rotate through meshed connection of a driving gear 633 and a driven gear 641, so that the polishing disc 642 on the rotary rod 64 can polish two ends of the hollow long shaft, and the outer wall and two ends of the long shaft can be polished simultaneously.

Example two

As shown in fig. 1 and fig. 4, based on the first embodiment, the polishing device for the outer surface of the hollow long shaft provided by the utility model comprises a first table 11 and a second table 12, wherein corresponding grooves 13 are formed in one sides of the tops of the first table 11 and the second table 12, the grooves 13 are designed for placing the hollow long shaft, two-way hydraulic rods 14 are embedded in the inner walls of the first table 11 and the second table 12, piston rods at two ends of the two-way hydraulic rods 14 are fixedly connected with the inner walls of the first table 11 and the second table 12 respectively, universal self-locking wheels 15 are fixedly connected with the bottoms of the first table 11 and the second table 12, the universal self-locking wheels 15 can assist the two-head hydraulic rods to drive the first table 11 and the second table 12 to be far away from or close to each other, a blocking cloth 16 is fixedly connected above the two-way hydraulic rods 14 between the inner walls of the first table 11 and the second table 12, and the blocking cloth 16 is designed for receiving falling polishing fragments and preventing the falling fragments from falling onto the two-head hydraulic rods.

In this embodiment, when polishing the hollow long shaft with respect to different specifications, the user can control the adjustment of the distance between the first table 11 and the second table 12 by controlling the contraction of the double-end hydraulic rod, so as to adjust the size of the groove 13, thereby adapting to the hollow long shaft with different specifications, while the design of the blocking cloth 16 can contract along with the position adjustment of the first table 11 and the second table 12, and receive the scraps generated during polishing, so as to prevent the scraps from falling onto the double-end hydraulic rod to cause unnecessary mechanical damage.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims

1. The utility model provides a hollow major axis surface grinding device, includes polishing platform (1) and roof-rack (3), its characterized in that: the utility model discloses a polishing platform, including polishing platform (1), track (2) have all been laid on the both sides subaerial of platform (1), fixedly sliding connection has electric motor car (4) on track (2), the top fixed mounting of electric motor car (4) has erection column (5), the top fixed mounting of erection column (5) has fixture (6), fixture (6) include motor (61), the output fixedly connected with pivot (62) of motor (61), the one end of pivot (62) runs through in erection column (5) fixedly connected with mounting panel (63), one side center rotation of mounting panel (63) is connected with bull stick (64), fixedly connected with driven gear (641) on bull stick (64), peg graft on bull stick (64) have polishing dish (642), peg graft in the one end of bull stick (64) has sleeve (65).

2. The polishing device for the outer surface of the hollow long shaft according to claim 1, wherein a moving mechanism (7) is fixedly arranged at the bottom of the top frame (3), and a polishing mechanism (8) is fixedly arranged on the moving mechanism (7).

3. The polishing device for the outer surface of the hollow long shaft according to claim 1, wherein the polishing table (1) comprises a first table (11) and a second table (12), corresponding grooves (13) are formed in one side of the top of the first table (11) and one side of the top of the second table (12), two-way hydraulic rods (14) are embedded in the inner walls of the first table (11) and the second table (12) adjacent to each other, piston rods at two ends of the two-way hydraulic rods (14) are fixedly connected with the inner walls of the first table (11) and the second table (12) respectively, and universal self-locking wheels (15) are fixedly connected to the bottoms of the first table (11) and the second table (12) respectively.

4. The polishing device for the outer surface of the hollow long shaft according to claim 1, wherein a second motor (631) is fixedly connected inside one side of the mounting plate (63), the output end of the second motor (631) is fixedly connected with a transmission shaft (632), one end of the transmission shaft (632) is fixedly connected with a driving gear (633), and the driving gear (633) is in meshed connection with the driven gear (641).

5. The polishing device for the outer surface of the hollow long shaft according to claim 1, wherein one end of the sleeve (65) is inserted with a filling cylinder (66), one end of the sleeve (65) is embedded with a ball bearing (651), and one end of the rotating rod (64) is inserted with the ball bearing (651) and is in sliding connection with the inner wall of the ball bearing (651).

6. A polishing device for the outer surface of a hollow long shaft according to claim 3, wherein a blocking cloth (16) is fixedly connected above the bidirectional hydraulic rod (14) between the inner walls of the first table (11) and the second table (12).