CN214922975U

CN214922975U - Semi-automatic grinding device

Info

Publication number: CN214922975U
Application number: CN202120904173.1U
Authority: CN
Inventors: 史宝平; 李婧媛; 张国锦; 尹兵; 王磊; 肖波
Original assignee: Shanxi Taili Building Engineering Co ltd
Current assignee: Shanxi Taili Building Engineering Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-11-30
Anticipated expiration: 2031-04-29

Abstract

The utility model discloses a semi-automatic grinding device, including the bottom plate, be equipped with motor and solid fixed cylinder on the bottom plate, the center of passing solid fixed cylinder is equipped with the bull stick, and bull stick one end is passed through the belt and is connected with the motor, and the bull stick other end is equipped with and keeps off the ring, keeps off the ring other end and is equipped with the screw rod, and the cover is equipped with emery wheel and nut on the screw rod, and the bottom plate lower extreme is provided with the gyro wheel, and bottom plate lopsidedness upwards is provided with the push rod. The utility model has the advantages of reasonable design, operating personnel removes through push rod labour saving and time saving's promotion bottom plate, and the motor drives the bull stick and rotates to make emery wheel butt welding point polish the operation, through keeping off ring and nut with the firm reliable fixing of emery wheel on the screw rod, reliable and stable when guaranteeing the emery wheel and polishing, convenient operation is swift, has both improved work efficiency, avoids causing operating personnel's damage again.

Description

Semi-automatic grinding device

Technical Field

The utility model belongs to the technical field of polish, especially, relate to a semi-automatic grinding device.

Background

In the construction process of the steel structure bridge, a large number of welding points can be generated, and the vehicle and personal safety are easily influenced. The butt welding points are polished through a manual polishing device, an operator is required to squat on the ground, operation is inconvenient, and damage such as chips flying into eyes and lumbar muscle strain is easily caused to the operator.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the utility model provides a semi-automatic grinding device.

The utility model discloses a realize like this: a semi-automatic grinding device comprises a bottom plate, wherein a motor is fixedly connected with a fixed cylinder, one side of the upper end of the bottom plate is fixedly provided with the motor to provide power for the rotation of a grinding wheel, one end of the bottom plate, which is far away from the motor, is fixedly provided with the fixed cylinder parallel to the motor to support the position of the grinding wheel, a first through hole is formed in the center of the cross section of the fixed cylinder, two ends in the first through hole are fixedly provided with bearings, a rotating rod is fixedly arranged in the center of the bearings, the rotating rod smoothly and stably rotates along the bearings, one end of the rotating rod is fixedly provided with a first rotating wheel, a second rotating wheel is fixedly arranged on a transmission shaft of the motor, a belt is arranged between the first rotating wheel and the second rotating wheel, the motor is started, the second rotating wheel rotates, so that the first rotating wheel is driven by the belt to rotate, and the rotating rod rotates along with the first rotating wheel, a baffle ring is fixedly arranged at one end of the rotating rod, which is far away from the first rotating wheel, the position of the grinding wheel is blocked, so that the grinding wheel is prevented from contacting with the bottom plate, a screw rod is fixedly arranged at the other end of the baffle ring, the grinding wheel is fixedly supported, the grinding wheel is arranged on the screw rod, the rotating rod rotates along with the rotation of the grinding wheel, the grinding operation is carried out on a welding point, a second through hole is formed in the middle position of the grinding wheel, the screw rod penetrates through the second through hole, a nut is sleeved on the screw rod and is screwed on the screw rod through the nut, so that the grinding wheel is firmly and reliably fixed on the screw rod, the stability and reliability of the grinding wheel during grinding are ensured, rollers are symmetrically arranged at the lower end of the bottom plate, which is close to one side of the motor, the bottom plate can be conveniently and quickly moved, a push rod is obliquely and upwards arranged at one side of the bottom plate, which is close to the motor, so that an operator can conveniently hold the electric wire of the motor to work, and can be wound on the lower part of the push rod when the bottom plate is not used, clean and tidy.

Preferably, a protective cover is arranged above the grinding wheel and fixedly connected with the side wall of the bottom plate, so that scraps generated in the working process of the grinding wheel are prevented from flying.

Preferably, one side of the bottom plate, which is far away from the fixed cylinder, is fixedly provided with a tool box, so that the equipment can be maintained in time, and the normal use of the equipment is ensured.

Preferably, rubber gaskets are arranged between the grinding wheel and the nut and between the grinding wheel and the retaining ring, so that the grinding wheel is firmly and reliably fixed on the screw rod between the retaining ring and the nut.

Preferably, the central line of the fixed cylinder, the central line of the first through hole, the central line of the bearing, the central line of the baffle ring, the central line of the grinding wheel, the central line of the rotating rod and the central line of the screw rod are on the same straight line, so that the stable rotation of the grinding wheel is ensured.

The utility model has the advantages that: the utility model has the advantages of reasonable design, operating personnel removes through push rod labour saving and time saving's promotion bottom plate, and the motor drives the bull stick and rotates to make emery wheel butt welding point polish the operation, through keeping off ring and nut with the firm reliable fixing of emery wheel on the screw rod, reliable and stable when guaranteeing the emery wheel and polishing, convenient operation is swift, has both improved work efficiency, avoids causing operating personnel's damage again.

Drawings

Fig. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of a connection structure of a grinding wheel and a screw;

in the figure: 1. a base plate; 2. a motor; 3. a fixed cylinder; 4. a first through hole; 5. a bearing; 6. a rotating rod; 7. a first runner; 8. a second runner; 9. a belt; 10. a baffle ring; 11. a screw; 12. a grinding wheel; 13. a second through hole; 14. a nut; 15. a roller; 16. a push rod; 17. a protective cover; 18. a tool box; 19. a rubber gasket.

Detailed Description

In order to understand the technical solution of the present invention more clearly, the present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1-3, a semi-automatic grinding device comprises a bottom plate 1, a motor 2 is fixedly connected with a fixed cylinder 3, one side of the upper end of the bottom plate 1 is fixedly provided with the motor 2 to provide power for the rotation of a grinding wheel 12, one end of the bottom plate 1, which is far away from the motor 2, is fixedly provided with the fixed cylinder 3 parallel to the motor 2, the position of the grinding wheel 12 is supported, a first through hole 4 is formed through the center of the cross section of the fixed cylinder 3, two ends in the first through hole 4 are fixedly provided with bearings 5, a rotating rod 6 is fixedly provided through the center of the bearings 5, the rotating rod 6 smoothly and stably rotates along the bearings 5, one end of the rotating rod 6 is fixedly provided with a first rotating wheel 7, a second rotating wheel 8 is fixedly provided on a transmission shaft of the motor 2, and a belt 9 is provided between the first rotating wheel 7 and the second rotating wheel 8, the motor 2 is started, the second rotating wheel 8 rotates, so that the first rotating wheel 7 is driven to rotate through the belt 9, the rotating rod 6 rotates along with the first rotating wheel, one end of the rotating rod 6, which is far away from the first rotating wheel 7, is fixedly provided with a baffle ring 10, the position of the grinding wheel 12 is blocked, the grinding wheel 12 is prevented from contacting the bottom plate 1, the other end of the baffle ring 10 is fixedly provided with a screw rod 11, the grinding wheel 12 is supported and fixed, the central line of the fixed cylinder 3, the central line of the first through hole 4, the central line of the bearing 5, the central line of the baffle ring 10, the central line of the grinding wheel 12, the central line of the rotating rod 6 and the central line of the screw rod 11 are on the same straight line, the stable rotation of the grinding wheel 12 is ensured, the screw rod 11 is provided with the grinding wheel 12, the rotating rod 6 rotates along with the grinding wheel 12, the welding point is polished, the second through hole 13 is formed in the middle position of the grinding wheel 12, the screw rod 11 passes through the second through hole 13, the nut 14 is sleeved on the screw rod 11, the screw rod 11 is screwed through the nut 14, so that the grinding wheel 12 is firmly and reliably fixed on the screw rod 11, the grinding wheel 12 is guaranteed to be stable and reliable during grinding, rubber gaskets 19 are arranged between the grinding wheel 12 and the nut 14 and between the grinding wheel 12 and the baffle ring 10, the grinding wheel 12 is guaranteed to be firmly and reliably fixed on the screw rod 11 between the baffle ring 10 and the nut 14, a protective cover 17 is arranged above the grinding wheel 12, the protective cover 17 is fixedly connected with the side wall of the bottom plate 1, debris generated during the working process of the grinding wheel 12 is prevented from flying up, rollers 15 are symmetrically arranged at one side, close to the motor 2, of the lower end of the bottom plate 1, the movement of the bottom plate 1 is conveniently and quickly carried out, the push rod 16 is obliquely and upwards arranged at one side, close to the motor 2, an operator can conveniently hold the electric wire of the motor 2 to work by hand, and can be wound on the lower part of the push rod 16 when the electric wire is not in use, clean and tidy, bottom plate 1 deviates from the fixed toolbox 18 that is provided with in one side of a solid fixed cylinder 3, is convenient for in time overhaul the maintenance to equipment, guarantees the normal use of equipment.

The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.

Claims

1. A semi-automatic grinding device is characterized by comprising a bottom plate, wherein a motor is fixedly arranged on one side of the upper end of the bottom plate, a fixed cylinder parallel to the motor is fixedly arranged at one end of the bottom plate, which is far away from the motor, a first through hole is formed in the center of the cross section of the fixed cylinder, bearings are fixedly arranged at two ends of the first through hole, a rotating rod is fixedly arranged at the center of the bearings, a first rotating wheel is fixedly arranged at one end of the rotating rod, a second rotating wheel is fixedly arranged on a transmission shaft of the motor, a belt is arranged between the first rotating wheel and the second rotating wheel, a baffle ring is fixedly arranged at one end of the rotating rod, which is far away from the first rotating wheel, a screw rod is fixedly arranged at the other end of the baffle ring, a grinding wheel is arranged on the screw rod, a second through hole is formed in the middle position of the grinding wheel, the screw rod penetrates through the second through hole, and a nut is sleeved on the screw rod, the lower end of the bottom plate is symmetrically provided with rollers at one side close to the motor, and a push rod is obliquely and upwards arranged at one side of the bottom plate close to the motor.

2. The semi-automatic grinding device of claim 1, wherein a protective cover is disposed over the grinding wheel, the protective cover being fixedly attached to the side wall of the base plate.

3. The semi-automatic grinding device of claim 1, wherein a tool box is fixedly arranged on a side of the bottom plate, which is far away from the fixed cylinder.

4. A semi-automatic grinding device according to claim 1, wherein rubber washers are provided between the grinding wheel and the nut and between the grinding wheel and the retainer ring.

5. The semi-automatic grinding device of claim 1, wherein a center line of the fixed cylinder, a center line of the first through hole, a center line of the bearing, a center line of the retainer ring, a center line of the grinding wheel, a center line of the rotating rod and a center line of the screw rod are on the same straight line.