Round tube inner wall grinding equipment

Abstract

The inner wall grinding equipment of a circular tube relates to a grinding equipment. The inner wall grinding equipment of a circular tube of the present invention is characterized in that the grinding equipment comprises a moving component, a grinding component and a clamping component, the circular tube to be polished is fixed on the clamping component, the grinding component is installed on the moving component, the grinding component is driven to slide, the grinding component is arranged in the circular tube to be polished, and the inner wall of the circular tube is polished. The inner wall grinding equipment of a circular tube of the present invention has a scientific design, is easy to use, and has a reasonable structure. It adopts a dual motor to drive the grinding component to work, and adopts a reduction motor to rotate the circular tube, which greatly improves the grinding efficiency, and a spring is arranged on the grinding motor, and the elastic potential energy of the spring is used to lift the rotating grinding motor, so as to realize the grinding of circular tubes with curvature and inclination, and realize mechanical semi-automatic grinding. By setting the position of the upper limit block on the slide rod, it can meet the needs of circular tubes with various inclinations, thereby improving the practicality of the equipment.

Description

Technical Field

[0001] The invention relates to grinding equipment, in particular to round tube inner wall grinding equipment which can grind the inner wall of the round tube with an arc and a slope. Background Art

[0002] Traditional round tube inner wall grinders can only grind regular round tube inner walls. They cannot grind curved or inclined inner walls, such as the inner walls of glass bottles. For such parts, if the inner walls need to be polished, they can only be done manually, which is time-consuming and has average polishing effects. They cannot grind some products with curved or inclined inner walls and high requirements for smoothness. Summary of the invention

[0003] The invention aims to solve the problem that the existing round tube inner wall grinder cannot grind the inner wall of the round tube with curvature and inclination, the manual grinding effect is poor and time-consuming, and provides a round tube inner wall grinding device which can grind the inner wall of the round tube with curvature and inclination.

[0004] The circular tube inner wall grinding device of the present invention is characterized in that the grinding device comprises a moving component, a grinding component and a clamping component, the circular tube to be ground is fixed on the clamping component, the grinding component is installed on the moving component to drive the grinding component to slide, and the grinding component is arranged in the circular tube to be ground to grind the inner wall of the circular tube; wherein:

[0005] The motion assembly includes a motion motor, a lead screw and a nut. The lead screw is arranged horizontally. The nut is sleeved on the lead screw. The outer wall of the nut is provided with teeth, and the inner wall is provided with threads. The threads of the inner wall are engaged with the threads of the lead screw. A gear is installed on the rotating shaft of the motion motor. The teeth of the gear match the teeth of the outer wall of the nut.

[0006] The grinding assembly includes a connecting block, a grinding motor, a grinding head, a sliding rod, a slider and a spring. The sliding rod is arranged above the lead screw and is parallel to the lead screw. The slider is mounted on the sliding rod and slides along the sliding rod. The connecting block is fixed to the front end of the lead screw. The grinding motor is installed at the front end of the connecting block through a rotating shaft and rotates around the rotating shaft. The grinding head is installed on the grinding head motor. One end of the spring is fixedly connected to the bottom of the slider, and the other end is fixed to the top of the front end of the grinding motor.

[0007] The clamping assembly includes a reduction motor and a clamping block. The reduction motor is horizontally arranged, the clamping block is mounted on the reduction motor, the round tube to be polished is mounted on the clamping block, and the reduction motor drives the round tube to rotate through the clamping block.

[0008] A limit block is also provided at the lower part of the rear end of the grinding motor. The limit block is arranged between the connecting block and the grinding motor to limit the downward rotation angle of the grinding motor to prevent the grinding head from excessively grinding the inner wall of the circular tube downward.

[0009] The slide rod is provided with slide grooves on both sides, the slide block is in a circular ring shape, and protrusions are provided on both sides of the inner wall of the circular ring. The protrusions are arranged in the slide groove and slide along the slide groove. A limit block is provided at the rear of the slide groove to limit the sliding distance of the slide block in the slide groove.

[0010] When in use, first fix the head of the special-shaped round tube to be polished on the clamping block, adjust the position of the upper limit block of the slide rod according to the curve position of the round tube, and then turn on the reduction motor, and the reduction motor drives the round tube to rotate through the clamping block; then start the motion motor and the polishing motor, the motion motor rotates, and drives the nut to rotate through the gear, and the nut drives the lead screw to rotate through the teeth of the inner wall. When the lead screw rotates, it moves forward, driving the polishing assembly forward. During the forward movement of the polishing assembly, the rotation of the polishing motor drives the grinding head to rotate rapidly and polishes the inner wall of the round tube; during the polishing process, the lead screw drives the polishing motor to move forward, and at the same time, the polishing motor drives the slider to slide forward synchronously along the slide rod through the spring. When the slider slides to the limit block on the slide rod, the slider no longer slides, and the lead screw Continue to drive the grinding motor forward. At this time, the spring at the bottom of the slider is forced to lift the grinding motor upward. The grinding motor rotates upward around the rotating shaft, lifts the grinding head, and can grind the curved inner wall of the round tube; after the grinding is completed, the motion motor reverses, and the screw rod retreats, driving the grinding motor to retreat. At this time, the spring fixed on the top of the grinding motor is no longer stressed, and the grinding motor falls back. During the falling process, the limit block at the rear end of the grinding motor is used to limit the falling angle of the grinding motor, so that the grinding motor can remain in a horizontal state after falling back; during the retreat of the screw rod, the grinding motor and the reduction motor can continue to work and continue to grind the inner wall of the round tube; after the grinding assembly completely withdraws from the round tube, turn off the grinding motor and the reduction motor to complete the grinding of the inner wall of the round tube.

[0011] The round tube inner wall grinding equipment of the present invention has a scientific design, is easy to use and has a reasonable structure. It adopts dual motors to drive the grinding components to work, and adopts a reduction motor to rotate the round tube, which greatly improves the grinding efficiency. A spring is arranged on the grinding motor, and the elastic potential energy of the spring is utilized to lift the rotating grinding motor to realize the grinding of round tubes with curvature and inclination, thereby realizing mechanical semi-automatic grinding. By setting the position of the upper limit block of the sliding rod, it can meet the needs of round tubes with various inclinations, thereby improving the practicability of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the present invention.

[0013] Figure 2 This is a polishing state diagram of the present invention.

[0014] Among them, there are a motion motor 1, a screw rod 2, a nut 3, a connecting block 4, a grinding motor 5, a grinding head 6, a sliding rod 7, a sliding block 8, a spring 9, a reduction motor 10, a clamping block 11, and a limit block 12. DETAILED DESCRIPTION

[0015] Embodiment 1: A circular tube inner wall grinding device comprises a moving component, a grinding component and a clamping component. The circular tube to be ground is fixed on the clamping component. The grinding component is installed on the moving component to drive the grinding component to slide. The grinding component is arranged in the circular tube to be ground to grind the inner wall of the circular tube; wherein:

[0016] The motion assembly includes a motion motor 1, a screw rod 2 and a nut 3. The screw rod 2 is arranged horizontally, and the nut 3 is sleeved on the screw rod 2. The outer wall of the nut 3 is provided with teeth, and the inner wall is provided with threads. The threads of the inner wall are engaged with the threads of the screw rod 2. A gear is installed on the rotating shaft of the motion motor 1, and the teeth of the gear match the teeth of the outer wall of the nut 3.

[0017] The grinding assembly includes a connecting block 4, a grinding motor 5, a grinding head 6, a sliding rod 7, a slider 8 and a spring 9. The sliding rod 7 is arranged above the screw rod 2 and is parallel to the screw rod 2; the slider 8 is sleeved on the sliding rod 7 and slides along the sliding rod 7; the connecting block 4 is fixed to the front end of the screw rod 2, the grinding motor 5 is installed at the front end of the connecting block 4 through a rotating shaft and rotates around the rotating shaft, and the grinding head 6 is installed on the grinding head 6 motor; one end of the spring 9 is fixedly connected to the bottom of the slider 8, and the other end is fixed to the top of the front end of the grinding motor 5;

[0018] The clamping assembly includes a reduction motor 10 and a clamping block 11. The reduction motor 10 is horizontally arranged, the clamping block 11 is mounted on the reduction motor 10, the round tube to be polished is mounted on the clamping block 11, and the reduction motor 10 drives the round tube to rotate through the clamping block 11.

[0019] A limit block 12 is also provided at the lower rear end of the grinding motor 5. The limit block 12 is provided between the connecting block 4 and the grinding motor 5 to limit the downward rotation angle of the grinding motor 5 to prevent the grinding head 6 from excessively grinding the inner wall of the round tube downward. Slide grooves are provided on both sides of the slide bar 7. The slide block 8 is in a circular ring shape. Both sides of the inner wall of the circular ring are provided with protrusions, which are provided in the slide groove and slide along the slide groove. A limit block 12 is provided at the rear of the slide groove to limit the sliding distance of the slide block 8 in the slide groove.

[0020] When in use, first fix the head of the special-shaped circular tube to be polished on the clamping block 11, adjust the position of the upper limit block 12 of the slide rod 7 according to the curve position of the circular tube, and then turn on the reduction motor 10, and the reduction motor 10 drives the circular tube to rotate through the clamping block 11; then start the motion motor 1 and the polishing motor 5, the motion motor 1 rotates, and drives the nut 3 to rotate through the gear, and the nut 3 drives the lead screw 2 to rotate through the teeth of the inner wall, and the lead screw 2 moves forward when rotating, driving the polishing assembly to move forward. During the forward movement of the polishing assembly, the polishing motor 5 rotates to drive the grinding head 6 to rotate quickly and polish the inner wall of the circular tube; during the polishing process, the lead screw 2 drives the polishing motor 5 to move forward, and at the same time, the polishing motor 5 drives the slider 8 to slide forward synchronously along the slide rod 7 through the spring 9, and when the slider 8 slides to the limit block 12 on the slide rod 7, the slider 8 no longer slides After the grinding process is completed, the motor 1 is reversed, the screw rod 2 retreats, and the spring 9 fixed on the top of the grinding motor 5 is no longer stressed, and the grinding motor 5 falls back. During the falling process, the limit block 12 at the rear end of the grinding motor 5 is used to limit the falling angle of the grinding motor 5, so that the grinding motor 5 can maintain a horizontal state after falling back. During the retreat of the screw rod 2, the grinding motor 5 and the reduction motor 10 can continue to work and continue to grind the inner wall of the round tube. After the grinding assembly completely withdraws from the round tube, the grinding motor 5 and the reduction motor 10 are turned off, and the grinding work of the inner wall of the round tube can be completed.

Claims

1. A round tube inner wall grinding device, characterized in that The grinding equipment comprises a moving component, a grinding component and a clamping component. The round tube to be ground is fixed on the clamping component. The grinding component is installed on the moving component to drive the grinding component to slide. The grinding component is arranged in the round tube to be ground to grind the inner wall of the round tube; wherein: The motion assembly comprises a motion motor (1), a screw rod (2) and a nut (3), wherein the screw rod (2) is arranged horizontally, the nut (3) is sleeved on the screw rod (2), the outer wall of the nut (3) is provided with teeth, the inner wall of the nut (3) is provided with threads, the threads of the inner wall are engaged with the threads of the screw rod (2), and a gear is installed on the rotating shaft of the motion motor (1), the teeth of the gear are matched with the teeth of the outer wall of the nut (3); The grinding assembly comprises a connecting block (4), a grinding motor (5), a grinding head (6), a sliding rod (7), a slider (8) and a spring (9), wherein the sliding rod (7) is arranged above the screw rod (2) and is parallel to the screw rod (2); the slider (8) is sleeved on the sliding rod (7) and slides along the sliding rod (7); the connecting block (4) is fixed to the front end of the screw rod (2); the grinding motor (5) is mounted on the front end of the connecting block (4) through a rotating shaft and rotates around the rotating shaft; the grinding head (6) is mounted on the grinding head (6) motor; one end of the spring (9) is fixedly connected to the bottom of the slider (8), and the other end is fixed to the top of the front end of the grinding motor (5); The clamping assembly comprises a reduction motor (10) and a clamping block (11), the reduction motor (10) is arranged horizontally, the clamping block (11) is mounted on the reduction motor (10), the round tube to be polished is mounted on the clamping block (11), and the reduction motor (10) drives the round tube to rotate via the clamping block (11); Slide grooves are arranged on both sides of the slide rod (7), the slide block (8) is in the shape of a ring, protrusions are arranged on both sides of the inner wall of the ring, the protrusions are arranged in the slide groove and slide along the slide groove, and a second limit block is arranged at the rear of the slide groove, and the second limit block limits the sliding distance of the slide block (8) in the slide groove.

2. The tube inner wall grinding device according to claim 1, characterized in that A limit block (12) is also provided at the lower rear end of the grinding motor (5). The limit block (12) is provided between the connecting block (4) and the grinding motor (5) and is used to limit the angle at which the grinding motor (5) rotates downward, thereby preventing the grinding head (6) from excessively grinding the inner wall of the circular tube downward.

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