Deburring processing device for outer surface layer of spiral steel pipe

Abstract

The utility model discloses a spiral steel pipe outer surface layer deburring processing device, which relates to the field of spiral steel pipe processing and comprises a bottom plate, the top of the bottom plate is connected with a fixing plate, the top of the fixing plate is connected with a top plate, the bottom of the top plate is connected with two mounting plates, a screw rod is connected between the two mounting plates, and the side wall of the fixing plate is connected with a first motor. The output end of the first motor is connected with one end of the lead screw. An air pump is used for conveying air, the air is conveyed into an outer cylinder, an inner rod is pushed, the inner rod pushes a polishing block, so that the polishing block makes contact with the surface of the spiral steel pipe, a second motor is used for driving a driving gear to rotate, the driving gear drives a rotating cylinder to rotate, the rotating cylinder drives a pull rod to rotate, and the pull rod pulls a rotating ring to rotate; and the rotating ring drives the polishing block in the rotating ring to rotate, the polishing block is used for polishing the outer surface layer of the spiral steel pipe, so that burrs are removed, and the burrs on the outer surface layer of the spiral steel pipe can be conveniently, directly and comprehensively removed.

Description

Technical Field

[0001] The utility model relates to the field of spiral steel pipe processing, in particular to a device for deburring the outer surface of a spiral steel pipe. Background Art

[0002] The spiral steel pipe is made of steel coils, extruded at room temperature, and welded by automatic double-wire double-sided submerged arc welding. The spiral steel pipe feeds the steel strip into the welding pipe unit, and after multiple roller rolling, the steel strip is gradually rolled up to form a round tube with an open gap. The pressing amount of the extrusion roller is adjusted to control the weld gap to 1-3mm, and the two ends of the weld are flush.

[0003] At present, when removing burrs from the outer layer of a spiral steel pipe, it is mostly done manually with a handheld grinder. In the prior art, in order to facilitate the grinding of the spiral steel pipe, the spiral steel pipe is mostly turned over continuously to comprehensively grind the outer layer of the spiral steel pipe. However, the spiral steel pipe is not stable enough during the turning process, which affects the grinding effect of the spiral steel pipe.

[0004] Therefore, it is necessary to invent a spiral steel pipe outer layer deburring processing device to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a device for deburring the outer surface of a spiral steel pipe to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a deburring processing device for the outer layer of a spiral steel pipe, comprising a bottom plate, a fixed plate is connected to the top of the fixed plate, a top plate is connected to the bottom of the top plate, two mounting plates are connected to the bottom of the top plate, a screw rod is connected between the two mounting plates, a side wall of the fixed plate is connected to a first motor, an output end of the first motor is connected to one end of the screw rod, a moving block is connected to the outer wall of the screw rod, a connecting rod is connected to the bottom of the moving block, a fixed cylinder is connected to the upper and lower sides of the fixed cylinder, a U-shaped frame is connected to the other end of the U-shaped frame, an air inlet groove is provided in the annular frame, and A telescopic grinding assembly is arranged in the air inlet groove, wherein a driving assembly is arranged on the side wall of one of the U-shaped frames, a tightening assembly is arranged on the left side of the fixed plate, the telescopic grinding assembly comprises a rotating ring connected to the annular frame, an annular air guide groove is arranged on the outer side of the rotating ring, an air pump is connected to the top of the bottom plate, an air supply pipe is connected to the output end of the air pump, the other end of the air supply pipe is connected to the annular frame, a plurality of outer cylinders are connected to the inner wall of the rotating ring, an inner rod is slidably arranged in the outer cylinder, a grinding block is connected to the other end of the inner rod, a spring is connected to the side wall of the grinding block, the other end of the spring is connected to one side of the outer cylinder, and the air supply pipe, the air inlet groove, the annular air guide groove and the outer cylinder are connected to each other.

[0007] Preferably, a limiting rod is connected between the two mounting plates, and a limiting hole corresponding to the limiting rod is formed on the side wall of the moving block.

[0008] Preferably, the driving assembly includes a second motor connected to the side wall of the U-shaped frame, the output end of the second motor is connected to a driving gear, the outer wall of the fixed cylinder is connected to a rotating cylinder through a bearing, the outer wall of the rotating cylinder is connected to an external gear, the external gear is meshed with the driving gear, the side wall of the rotating cylinder is connected to a plurality of pull rods, and the other end of the pull rod is connected to the side wall of the rotating ring.

[0009] Preferably, the bracing assembly comprises a supporting plate connected to the side wall of the fixing plate, the upper and lower sides of the supporting plate are both connected to hydraulic cylinders, and the other end of the hydraulic cylinder is connected to an arc-shaped supporting plate.

[0010] Technical effects and advantages of the utility model:

[0011] An air pump is used to deliver gas, and the gas is delivered to the gas pipe, and then enters the air inlet groove on the annular frame through the air pipe, and enters the annular air guide groove on the rotating ring through the air inlet groove, and then enters the outer tube through the annular air guide groove, and pushes the inner rod, and the inner rod pushes the grinding block, so that the grinding block contacts the surface of the spiral steel pipe, and a second motor is used to drive the driving gear to rotate, the driving gear drives the outer gear to rotate, the outer gear drives the rotating tube to rotate, the rotating tube drives the pull rod to rotate, the pull rod pulls the rotating ring to rotate, and the rotating ring drives the grinding block inside it to rotate, and the outer layer of the spiral steel pipe is grinded by the grinding block to remove burrs, so that the burrs on the outer layer of the spiral steel pipe can be directly and conveniently removed comprehensively. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0013] Figure 2 For this utility model Figure 1 Schematic diagram of some structures;

[0014] Figure 3 It is a side view structural diagram of the annular frame of the utility model;

[0015] Figure 4 For this utility model Figure 3 A schematic diagram of the enlarged structure of part A;

[0016] Figure 5 It is a schematic diagram of the cross-sectional structure of the annular frame and the rotating ring of the utility model.

[0017] In the figure: 1. bottom plate; 2. fixed plate; 3. top plate; 4. mounting plate; 5. screw; 6. first motor; 7. telescopic grinding assembly; 71. rotating ring; 72. air pump; 73. air pipe; 74. outer cylinder; 75. inner rod; 76. grinding block; 77. spring; 8. drive assembly; 81. second motor; 82. drive gear; 83. rotating cylinder; 84. outer gear; 85. pull rod; 9. tightening assembly; 91. support plate; 92. hydraulic cylinder; 93. arc support plate; 10. limit rod; 11. moving block; 12. connecting rod; 13. fixed cylinder; 14. U-shaped frame; 15. ring frame. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] The utility model provides Figure 1-5 The device for deburring the outer layer of a spiral steel pipe shown in the figure comprises a base plate 1, a fixed plate 2 is connected to the top of the base plate 1, a top plate 3 is connected to the top of the fixed plate 2, two mounting plates 4 are connected to the bottom of the top plate 3, a screw rod 5 is connected between the two mounting plates 4, a first motor 6 is connected to the side wall of the fixed plate 2, an output end of the first motor 6 is connected to one end of the screw rod 5, a moving block 11 is connected to the outer wall of the screw rod 5, a connecting rod 12 is connected to the bottom of the moving block 11, a fixed cylinder 13 is connected to the bottom of the connecting rod 12, a U-shaped frame 14 is connected to the upper and lower sides of the fixed cylinder 13, an annular frame 15 is connected to the other end of the U-shaped frame 14, an air inlet groove is opened in the annular frame 15, and a telescopic grinding assembly 7 is arranged in the air inlet groove, a driving assembly 8 is arranged on the side wall of one of the U-shaped frames 14, and a tightening assembly 9 is arranged on the left side of the fixed plate 2.

[0020] A limiting rod 10 is connected between the two mounting plates 4 , and a limiting hole corresponding to the limiting rod 10 is provided on the side wall of the moving block 11 , so as to facilitate the limiting of the moving block 11 .

[0021] The telescopic grinding assembly 7 includes a rotating ring 71 connected to the annular frame 15, a sealing gasket is arranged on the outer side of the rotating ring 71 to increase the sealing performance with the annular frame 15, an annular air guide groove is opened on the outer side of the rotating ring 71, an air pump 72 is connected to the top of the bottom plate 1, an output end of the air pump 72 is connected to an air pipe 73, the other end of the air pipe 73 is connected to the annular frame 15, a plurality of outer cylinders 74 are connected to the inner wall of the rotating ring 71, an inner rod 75 is slidably arranged in the outer cylinder 74, a grinding block 76 is connected to the other end of the inner rod 75, a spring 77 is connected to the side wall of the grinding block 76, the other end of the spring 77 is connected to one side of the outer cylinder 74, the air pipe 73, the air inlet groove, the annular air guide groove and the outer cylinder 74 are connected to each other, and the gas is delivered to the air pipe 73 by using the air pump 72 to deliver gas. The inner rod 75 is pushed by the inner rod 75, and the inner rod 75 pushes the grinding block 76, so that the grinding block 76 contacts with the surface of the spiral steel pipe. The second motor 81 is used to drive the driving gear 82 to rotate, the driving gear 82 drives the outer gear 84 to rotate, the outer gear 84 drives the rotating cylinder 83 to rotate, the rotating cylinder 83 drives the pull rod 85 to rotate, the pull rod 85 pulls the rotating ring 71 to rotate, and the rotating ring 71 drives the grinding block 76 therein to rotate. The outer layer of the spiral steel pipe is polished by the grinding block 76 to remove burrs, which can conveniently and directly remove the burrs on the outer layer of the spiral steel pipe.

[0022] The driving assembly 8 includes a second motor 81 connected to the side wall of the U-shaped frame 14, the output end of the second motor 81 is connected to the driving gear 82, the outer wall of the fixed cylinder 13 is connected to the rotating cylinder 83 through a bearing, the outer wall of the rotating cylinder 83 is connected to the external gear 84, the external gear 84 is meshed with the driving gear 82, and the side wall of the rotating cylinder 83 is connected to a plurality of pull rods 85, and the other end of the pull rod 85 is connected to the side wall of the rotating ring 71.

[0023] The tightening assembly 9 includes a support plate 91 connected to the side wall of the fixed plate 2, and hydraulic cylinders 92 are connected to the upper and lower sides of the support plate 91. The other end of the hydraulic cylinder 92 is connected to an arc-shaped support plate 93. The spiral steel pipe is tightened by putting the spiral steel pipe on the two arc-shaped support plates 93 and pushing the arc-shaped support plates 93 with the hydraulic cylinder 92.

[0024] Working principle of this utility model:

[0025] The spiral steel pipe is sleeved on two arc-shaped support plates 93, and the arc-shaped support plates 93 are pushed by the hydraulic cylinder 92 to tighten the spiral steel pipe. The screw rod 5 is driven to rotate by the first motor 6. The screw rod 5 drives the moving block 11 to move when rotating. The moving block 11 pulls the connecting rod 12, and the connecting rod 12 pulls the fixed cylinder 13, so that the fixed cylinder 13 is sleeved on the outside of the spiral steel pipe. The air is delivered by the air pump 72 to the air delivery pipe 73, and then enters the air inlet groove on the annular frame 15 through the air delivery pipe 73, and enters the annular air guide groove on the rotating ring 71 through the air inlet groove, and then enters the annular air guide groove through the annular air guide groove. Enter into the outer cylinder 74 and push the inner rod 75, the inner rod 75 pushes the grinding block 76, so that the grinding block 76 contacts with the surface of the spiral steel pipe, and uses the second motor 81 to drive the driving gear 82 to rotate, the driving gear 82 drives the outer gear 84 to rotate, the outer gear 84 drives the rotating cylinder 83 to rotate, the rotating cylinder 83 drives the pull rod 85 to rotate, the pull rod 85 pulls the rotating ring 71 to rotate, the rotating ring 71 drives the grinding block 76 therein to rotate, and the grinding block 76 is used to grind the outer layer of the spiral steel pipe to remove burrs, and the fixed cylinder 13 continues to move to the right, so that the burrs on the outer layer of the spiral steel pipe can be completely removed.

[0026] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A device for deburring the outer surface of a spiral steel pipe, comprising a bottom plate, characterized in that: The top of the bottom plate is connected to a fixed plate, the top of the fixed plate is connected to a top plate, the bottom of the top plate is connected to two mounting plates, a screw is connected between the two mounting plates, the side wall of the fixed plate is connected to a first motor, the output end of the first motor is connected to one end of the screw, the outer wall of the screw is connected to a moving block, the bottom of the moving block is connected to a connecting rod, the bottom of the connecting rod is connected to a fixed cylinder, the upper and lower sides of the fixed cylinder are connected to a U-shaped frame, the other end of the U-shaped frame is connected to an annular frame, an air inlet groove is opened in the annular frame, and a telescopic grinding component is arranged in the air inlet groove, one of the U-shaped A driving assembly is provided on the side wall of the frame, a tightening assembly is provided on the left side of the fixed plate, the telescopic grinding assembly includes a rotating ring connected to the annular frame, an annular air guide groove is provided on the outer side of the rotating ring, an air pump is connected to the top of the bottom plate, an air supply pipe is connected to the output end of the air pump, the other end of the air supply pipe is connected to the annular frame, a plurality of outer cylinders are connected to the inner wall of the rotating ring, an inner rod is slidably provided in the outer cylinder, a grinding block is connected to the other end of the inner rod, a spring is connected to the side wall of the grinding block, the other end of the spring is connected to one side of the outer cylinder, and the air supply pipe, air inlet groove, annular air guide groove and outer cylinder are connected to each other.

2. The device for deburring the outer surface of a spiral steel pipe according to claim 1, characterized in that: A limiting rod is connected between the two mounting plates, and a limiting hole corresponding to the limiting rod is opened on the side wall of the moving block.

3. The device for deburring the outer surface of a spiral steel pipe according to claim 1, characterized in that: The driving assembly includes a second motor connected to the side wall of the U-shaped frame, the output end of the second motor is connected to a driving gear, the outer wall of the fixed cylinder is connected to a rotating cylinder through a bearing, the outer wall of the rotating cylinder is connected to an external gear, the external gear is meshed with the driving gear, the side wall of the rotating cylinder is connected to a plurality of pull rods, and the other end of the pull rod is connected to the side wall of the rotating ring.

4. The device for deburring the outer surface of a spiral steel pipe according to claim 1, characterized in that: The bracing assembly comprises a supporting plate connected to the side wall of the fixing plate, the upper and lower sides of the supporting plate are both connected to hydraulic cylinders, and the other end of the hydraulic cylinder is connected to an arc-shaped supporting plate.

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