Slewing bearing type pipeline polishing device

Abstract

The utility model discloses a slewing bearing type pipeline polishing device which comprises a frame body, and a slewing bearing structure is arranged in the frame body. The slewing bearing structure comprises an outer ring arranged in the frame body, an inner ring is rotatably arranged in the outer ring, and a plurality of ball bodies are arranged between the outer ring and the inner ring; at least part of the inner ring extends out of the frame body and is connected with a first belt wheel, an adjusting frame is arranged on the frame body, a motor is arranged on the adjusting frame, the output end of the motor is connected with a second belt wheel, and the first belt wheel and the second belt wheel are connected through a belt; a grinding cylinder is detachably arranged in the inner ring, and a grinding face is formed on the inner wall of the grinding cylinder. The problems that according to a grinding device in the prior art, a grinding belt is used for grinding, the grinding area is limited, replacement is tedious, and the grinding efficiency is low are solved.

Description

Technical Field

[0001] The utility model relates to the field of workpiece processing, in particular to a rotary support type pipeline grinding device. Background Art

[0002] The slewing bearing is a new type of mechanical component, which consists of inner and outer rings, rolling elements, etc., and is commonly used in various workpiece grinding equipment; for example, the Chinese patent with patent number CN201210347999.8 provides a grinder, in which the driving motor is fixed on the frame, the grinding belt fixing frame includes a connecting rod and a grinding belt tensioner, one end of the connecting rod is connected to the grinding belt tensioner, and the grinding belt is installed on the grinding belt tensioner. The upper part of the frame is designed as an annular frame, the slewing bearing is fixed in the annular frame, the adjusting rod and the grinding belt fixing frame are connected to the annular frame, and gears are respectively fixed on the adjusting rod and the grinding belt fixing frame. The driving gear is fixed on the output shaft of the driving motor, and the gear and the driving gear are both matched with the slewing bearing; such as the grinding device in the above-mentioned prior art, which uses a grinding belt for grinding, the grinding area is limited, the replacement is cumbersome, and the grinding efficiency is low. Utility Model Content

[0003] The purpose of the utility model is to provide a rotary bearing type pipeline grinding device, which solves the problems of the grinding device in the prior art that the grinding device uses a grinding belt for grinding, has a limited grinding area, is cumbersome to replace, and has low grinding efficiency.

[0004] In order to achieve the above-mentioned object, the utility model provides a rotary support type pipeline grinding device, the rotary support type pipeline grinding device comprises a frame, and a rotary support structure is provided in the frame;

[0005] The slewing support structure includes an outer ring arranged inside a frame, an inner ring rotatably arranged inside the outer ring, and a plurality of ball bodies arranged between the outer ring and the inner ring;

[0006] The inner ring at least partially extends out of the frame and is connected to a first pulley. An adjustment frame is provided on the frame, a motor is provided on the adjustment frame, a second pulley is connected to the output of the motor, and the first pulley and the second pulley are connected by a belt.

[0007] A grinding cylinder is detachably provided inside the inner ring, and a grinding surface is formed on the inner wall of the grinding cylinder.

[0008] Preferably, a first fixing column and a second fixing column are respectively provided on the frame body, a through hole is formed at one end of the adjustment frame, and an arc groove is formed at the other end, the first screw is locked on the first fixing column through the through hole, and the second screw is locked on the second fixing column through the arc groove.

[0009] Preferably, an annular protrusion structure is formed on the end surface of the grinding cylinder, and the annular protrusion structure is fixed to the end surface of the inner ring by screws.

[0010] Preferably, a track is provided on the frame, a seat is slidably provided on the track, and a clamping assembly is provided on the seat.

[0011] Preferably, the clamping assembly includes a positioning block fixed on the base body, a cylinder is provided on the base body, and the clamping block is connected to the piston rod of the cylinder.

[0012] Preferably, a push-pull handle is connected to the base.

[0013] Beneficial effect: The utility model provides a slewing bearing type pipeline polishing device, which includes a frame, a slewing bearing structure is arranged in the frame; the slewing bearing structure includes an outer ring arranged inside the frame, an inner ring is rotatably arranged in the outer ring, and a plurality of ball bodies are arranged between the outer ring and the inner ring; the inner ring at least partially extends out of the frame and is connected to a first pulley, an adjusting frame is provided on the frame, a motor is provided on the adjusting frame, the output of the motor is connected to a second pulley, and the first pulley and the second pulley are connected by a belt; a polishing cylinder is detachably provided inside the inner ring, and a polishing surface is formed on the inner wall of the polishing cylinder. During operation, the rod workpiece is inserted into the grinding cylinder. The grinding cylinder here can be replaced according to the specific length of the rod workpiece. The first pulley is driven to rotate by the second pulley and the belt of the motor, thereby driving the inner ring to rotate within the outer ring. The rotation of the grinding cylinder is used to effectively grind and polish the surface of the rod. The rotary bearing pipe grinding device provided by the utility model has a large grinding area, can effectively polish the surface of the rod, and greatly improves the efficiency of grinding and polishing.

[0014] Other features and advantages of the present invention will be described in detail in the subsequent detailed description of the embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the following specific embodiments, they are used to explain the present invention but do not constitute a limitation of the present invention. In the accompanying drawings:

[0016] Figure 1 This is the first structural diagram of the rotary support type pipeline grinding device provided by the utility model;

[0017] Figure 2 This is the second structural diagram of the rotary support type pipeline grinding device provided by the utility model;

[0018] Figure 3 yes Figure 2 Enlarged view of part A;

[0019] Figure 4 It is a cross-sectional view of the rotary support type pipeline grinding device provided by the utility model.

[0020] Description of Reference Numerals

[0021] 1-frame; 2-outer ring; 3-inner ring; 4-first pulley; 5-grinding cylinder; 6-motor; 7-adjusting frame; 8-first fixed column; 9-second fixed column; 10-arc groove; 11-track; 12-base; 13-positioning block; 14-clamping block; 15-cylinder; 16-push-pull handle. DETAILED DESCRIPTION

[0022] The following is a detailed description of the specific embodiments of the present invention in conjunction with the accompanying drawings. It should be understood that the specific embodiments described herein are only used to illustrate and explain the present invention and are not intended to limit the present invention.

[0023] like Figure 1-4 As shown: The utility model provides a rotary supporting type pipeline grinding device, the rotary supporting type pipeline grinding device includes a frame 1, a rotary supporting structure is arranged in the frame 1; the rotary supporting structure includes an outer ring 2 arranged inside the frame 1, an inner ring 3 is rotatably arranged in the outer ring 2, and a plurality of ball bodies are arranged between the outer ring 2 and the inner ring 3; the inner ring 3 at least partially extends out of the frame 1 and is connected to a first pulley 4, an adjusting frame 7 is provided on the frame 1, and a motor 6 is provided on the adjusting frame 7, and the output of the motor 6 is connected to a second pulley, and the first pulley 4 and the second pulley are connected by a belt; a grinding cylinder 5 is detachably provided inside the inner ring 3, and the inner wall of the grinding cylinder 5 is formed with a grinding surface. During operation, the rod workpiece is inserted into the grinding cylinder. The grinding cylinder here can be replaced according to the specific length of the rod workpiece. The first pulley is driven to rotate by the second pulley and the belt of the motor, thereby driving the inner ring to rotate within the outer ring. The rotation of the grinding cylinder is used to effectively grind and polish the surface of the rod. The rotary bearing pipe grinding device provided by the utility model has a large grinding area, can effectively polish the surface of the rod, and greatly improves the efficiency of grinding and polishing.

[0024] In a preferred embodiment of the present invention, the frame body 1 is provided with a first fixing post 8 and a second fixing post 9, respectively. The adjustment frame 7 has a through hole formed at one end and an arcuate slot 10 formed at the other end. The first screw is locked to the first fixing post 8 through the through hole, and the second screw is locked to the second fixing post 9 through the arcuate slot 10. The adjustment frame here can rotate at an angle. After adjusting the angle, one end is locked to the first fixing post and the other end is locked to the second fixing post. The angle adjustment of the adjustment frame facilitates the replacement and tensioning of the belt.

[0025] In a preferred embodiment of the present invention, in order to facilitate the replacement and fixed locking of the grinding cylinder, an annular protrusion structure is formed on the end surface of the grinding cylinder 5, and the annular protrusion structure is fixed to the end surface of the inner ring 3 by screws.

[0026] In a preferred embodiment of the present invention, the frame 1 is provided with a track 11, a seat 12 is slidably provided on the track 11, and a clamping assembly is provided on the seat 12. The clamping assembly is used to fix the rod workpiece so that it can be inserted into the grinding barrel for grinding.

[0027] In a preferred embodiment of the present invention, the clamping assembly includes a positioning block 13 fixed to the base 12. The base 12 is provided with a cylinder 15, and the piston rod of the cylinder 15 is connected to a clamping block 14. During operation, the clamping block is used to press the end of the rod against the positioning block to facilitate its fixation.

[0028] In a preferred embodiment of the present invention, in order to facilitate pushing the base body so that the rod body can be inserted into the grinding barrel for operation, a push-pull handle 16 is connected to the base body 12.

[0029] The preferred embodiments of the present invention are described in detail above in conjunction with the accompanying drawings. However, the present invention is not limited to the specific details of the above embodiments. Within the technical concept of the present invention, various simple modifications can be made to the technical solution of the present invention, and these simple modifications all fall within the scope of protection of the present invention.

[0030] It should also be noted that the various specific technical features described in the above specific embodiments can be combined in any appropriate manner without contradiction. In order to avoid unnecessary repetition, the present invention will not further describe various possible combinations.

[0031] In addition, the various embodiments of the present invention may be arbitrarily combined, and as long as they do not violate the concept of the present invention, they should also be regarded as the contents disclosed by the present invention.

Claims

1. A rotary bearing type pipeline grinding device, characterized in that: The rotary support type pipeline polishing device comprises a frame (1), wherein a rotary support structure is provided in the frame (1); The slewing support structure comprises an outer ring (2) arranged inside a frame (1), an inner ring (3) rotatably arranged inside the outer ring (2), and a plurality of ball bodies arranged between the outer ring (2) and the inner ring (3); The inner ring (3) at least partially extends out of the frame (1) and is connected to a first pulley (4); an adjustment frame (7) is provided on the frame (1); a motor (6) is provided on the adjustment frame (7); an output of the motor (6) is connected to a second pulley; the first pulley (4) and the second pulley are connected via a belt; A grinding cylinder (5) is detachably provided inside the inner ring (3), and a grinding surface is formed on the inner wall of the grinding cylinder (5).

2. The rotary bearing type pipeline polishing device according to claim 1, characterized in that: The frame body (1) is provided with a first fixing column (8) and a second fixing column (9), respectively; a through hole is formed at one end of the adjustment frame (7), and an arcuate groove (10) is formed at the other end; a first screw is locked on the first fixing column (8) through the through hole, and a second screw is locked on the second fixing column (9) through the arcuate groove (10).

3. The rotary bearing type pipeline polishing device according to claim 1, characterized in that: An annular protrusion structure is formed on the end surface of the grinding cylinder (5), and the annular protrusion structure is fixed to the end surface of the inner ring (3) by screws.

4. The rotary bearing type pipeline polishing device according to claim 1, characterized in that: A track (11) is provided on the frame (1), a seat (12) is slidably provided on the track (11), and a clamping assembly is provided on the seat (12).

5. The rotary bearing type pipeline polishing device according to claim 4, characterized in that: The clamping assembly comprises a positioning block (13) fixed on the base (12); a cylinder (15) is provided on the base (12); and a clamping block (14) is connected to the piston rod of the cylinder (15).

6. The rotary bearing type pipeline polishing device according to claim 4, characterized in that: A push-pull handle (16) is connected to the seat body (12).

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