CN111347342A - Processing tool and method for pipe with diameter of 300-3600 mm - Google Patents

Processing tool and method for pipe with diameter of 300-3600 mm Download PDF

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Publication number
CN111347342A
CN111347342A CN202010025362.1A CN202010025362A CN111347342A CN 111347342 A CN111347342 A CN 111347342A CN 202010025362 A CN202010025362 A CN 202010025362A CN 111347342 A CN111347342 A CN 111347342A
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CN
China
Prior art keywords
floating
workpiece
base
diameter
plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010025362.1A
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Chinese (zh)
Inventor
谢朋朋
凌超强
沈晓良
孟红建
于龙龙
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Baoding Technology Co ltd
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Baoding Technology Co ltd
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Publication date
Application filed by Baoding Technology Co ltd filed Critical Baoding Technology Co ltd
Priority to CN202010025362.1A priority Critical patent/CN111347342A/en
Publication of CN111347342A publication Critical patent/CN111347342A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B37/00—Lapping machines or devices; Accessories
    • B24B37/02—Lapping machines or devices; Accessories designed for working surfaces of revolution
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B37/00—Lapping machines or devices; Accessories
    • B24B37/11—Lapping tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B37/00—Lapping machines or devices; Accessories
    • B24B37/27—Work carriers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B37/00—Lapping machines or devices; Accessories
    • B24B37/34—Accessories
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/007—Weight compensation; Temperature compensation; Vibration damping
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/02—Frames; Beds; Carriages

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding Of Cylindrical And Plane Surfaces (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Abstract

The invention relates to a processing tool and a processing method for a tube with the diameter of 300 mm to 3600 mm, which can process the tube with the diameter of 300 mm to 3600 mm and can not cause the workpiece to jump, wherein each bracket comprises four rollers, one of the four rollers comprises a driving assembly, the driving assembly comprises a motor, a gear and an electric appliance control part, and each bracket comprises one roller; a set of walking mechanism assembly, which comprises a set of guide rail, a slide carriage box and a feeding electric appliance control system; one set of grinding assembly comprises a motor, an abrasive belt protective cover, an inflatable rubber grinding wheel and an annular abrasive belt; the floating mechanism assembly comprises a floating base, a floating support, a fixed base, a wear-resistant floating plate, a feed screw, a hand wheel, a tension spring, a hydraulic oil cylinder with adjustable positive and negative pressure, a hydraulic pump with positive and negative pressure output and a pressure regulating device.

Description

Processing tool and method for pipe with diameter of 300-3600 mm
Technical Field
The invention relates to a pipe processing tool and a processing method for 300-3600 mm, which can process a pipe with the diameter of 300-3600 mm and can not cause a workpiece to jump, and belongs to the field of pipe processing tool manufacturing.
Background
The existing tool is small in diameter, the outer diameter of the tool is turned well by a horizontal lathe, the tool is thin and long, inevitable workpieces can jump, the jumping can cause high jumping points to contact with a grinding wheel firstly, excessive grinding dust is caused at local points, the ground product is elliptical, the efficiency is low, the ground dust can damage a machine tool guide rail, and finally, the manufacturing cost is too high
For the processing of pipes with the diameter of 300 mm to 3600 mm, a large-diameter die is segmented and lathed by a vertical lathe and then assembled by a welding method, the diameter is 12 meters at most 3600 mm in length, and the diameter has run-out, so that the grinding processing cannot be carried out by using a traditional machine tool.
Disclosure of Invention
The design purpose is as follows: the defects in the background technology are avoided, and the tool and the method for processing the tube with the diameter of 300 mm to 3600 mm are designed, wherein the tool and the method can process the tube with the diameter of 300 mm to 3600 mm, and can not cause the workpiece to jump.
The design scheme is as follows: in order to achieve the above design objectives. The die designed by the invention is suitable for being rolled and welded by a 12 mm thick steel plate with the diameter of 300 mm to 3600 mm, the length of 12 m, the length direction needs to have the requirements of diameter difference taper and good surface roughness which meet the requirements of a drawing. The invention has the structural design that: two axle roller brackets. Each bracket consists of 4 rollers, one of which comprises a driving assembly, the assembly consists of a motor, a gear and an electric control part. Two end face roller brackets, each bracket is provided with a roller; a set of walking mechanism assembly, which comprises a set of guide rail, a slide carriage box and a feeding electric appliance control system; a set of grinding assembly, it includes a motor, a sand belt protective cover, a gas-filled rubber grinding wheel and a ring-shaped sand belt; the floating mechanism assembly comprises a floating base, a floating support, a fixed base, a wear-resistant floating plate, a feeding screw, a hand wheel, a tension spring, a hydraulic oil cylinder with adjustable positive and negative pressure, a hydraulic pump with positive and negative pressure output and a pressure regulating device.
Two axle roller brackets. Each bracket consists of 4 rollers, one of which comprises a driving assembly, the assembly consists of a motor, a gear and an electric appliance control part; two end face roller brackets, each bracket is provided with a roller; a set of walking mechanism assembly, which comprises a set of guide rail, a slide carriage box and a feeding electric appliance control system; a set of grinding assembly, which comprises a motor, a sand belt protective cover, an inflatable rubber grinding wheel and an annular sand belt; the floating mechanism assembly comprises a floating base, a floating support, a fixed base, a wear-resistant floating plate, a feed screw, a hand wheel, a tension spring, a hydraulic oil cylinder with adjustable positive and negative pressure, a hydraulic pump with positive and negative pressure output and a pressure regulating device.
The connection and assembly relation of the floating mechanism, the grinding assembly and the slide carriage box; the fixed base and the slide carriage box are connected and fixed by bolts. One end of the floating base is connected with the fixed base and is connected with the shaft by a shaft, the other end of the floating base is connected with the motor mounting base of the grinding assembly and is fixed by a bolt, the floating base is connected with the floating support through a hinge shaft, the other end of the floating base is provided with a wear-resistant floating plate which is connected by a bolt and can be made of bakelite or nylon materials, and the part of the floating base, which is contacted with a workpiece, needs to be provided with an arc surface matched with. The feeding screw rod is installed on the upper floating base, a matched nut is installed on the floating base, a hand wheel is installed at one end of the screw rod, the other end of the screw rod abuts against the floating support, a tension spring is arranged between the floating plate and the connecting plate, one end of the hydraulic cylinder is connected with the fixed base through a hinge, and the other end of the hydraulic cylinder is connected with the floating base through a hinge. The contact position of the wear plate and the workpiece is the same level as the contact position of the grinding wheel and the workpiece.
The guide rail is installed on the suitable ground, the installation position and the environment meet the corresponding product and requirement, the slide carriage box has the function of longitudinally moving along the guide rail, has the corresponding feeding speed and has certain speed regulation capacity, and the slide carriage box is provided with a floating mechanism and a grinding mechanism. The fixed base is connected with the slide carriage box.
Assembly relationship between the shaft carrier and the workpiece: the bracket is installed on a suitable ground, and the installation position and environment should meet the corresponding product and requirements. The workpiece is placed on the shaft bracket, the motor drives the speed reducer, the speed reducer drives the roller on the shaft bracket, and the roller rotates to drive the workpiece to rotate by virtue of friction force. The end face brackets are used for limiting the axial movement of the workpiece, and the number of the end face brackets is two, and the two end faces are respectively limited.
The working principle is as follows: firstly, the shaft bracket rotates to drive the workpiece to rotate, certainly, the workpiece has a certain jump top, the wear-resistant plate and the surface of the workpiece are always in a fit contact state during working, and the hydraulic cylinder is used for adjusting the fit force of the wear-resistant plate and the surface of the workpiece. The hydraulic cylinder is driven by a hydraulic pump, and the pressure is controlled by a regulating valve. The tension spring is used for ensuring that the floating base is always in a contact state with the floating support, and the contact point is located at the position where one end of the feeding screw rod is in contact with the floating support. The feed screw adjusts the distance between the floating base and the floating support, thereby controlling the feed distance parameters of the grinding wheel and the surface of the workpiece. The antifriction plate relies on the power of pneumatic cylinder to the connecting axle of unable adjustment base and floating base is the rotation center, and antifriction plate and workpiece surface are in the contact state always during the work piece is rotatory, and the carriage apron drives simultaneously and grinds and floating machanism longitudinal movement to the surface of controlled grinding miller is in apart from synchronous state all the time, and its final result is exactly that the beating of work piece can not lead to the fact the influence to abrasive machining, thereby has avoided the condition that the high point of beating grinds the low point more and grind few.
The technical scheme 1: a processing tool for a pipe with the diameter of 300 mm to 3600 mm comprises two shaft roller brackets, each bracket comprises four rollers, one of the four rollers comprises a driving assembly, the driving assembly comprises a motor, a gear and an electric appliance control part, the two shaft (end surface) roller brackets are arranged, and each bracket comprises one roller; a set of walking mechanism assembly, which comprises a set of guide rail, a slide carriage box and a feeding electric appliance control system; one set of grinding assembly comprises a motor, an abrasive belt protective cover, an inflatable rubber grinding wheel and an annular abrasive belt; the floating mechanism assembly comprises a floating base, a floating support, a fixed base, a wear-resistant floating plate, a feed screw, a hand wheel, a tension spring, a hydraulic oil cylinder with adjustable positive and negative pressure, a hydraulic pump with positive and negative pressure output and a pressure regulating device.
The technical scheme 2 is as follows: a processing method for a pipe processing tool with the diameter of 300 mm to 3600 mm is characterized in that a workpiece is placed on a shaft bracket, a motor drives a speed reducer, the speed reducer drives a roller on the shaft bracket, the roller rotates to drive the workpiece to rotate according to friction force, a certain jump top is inevitably generated in the rotating process of the workpiece, a floating wear-resistant plate and the surface of the workpiece are always in a fit contact state during working, and a hydraulic cylinder is used for adjusting the fit force of the wear-resistant plate and the surface of the workpiece; the tension spring is used for ensuring that the floating base and the floating support are always in a contact state, and a contact point is positioned at a position where one end of the feeding screw rod is in contact with the floating support; the feeding screw rod adjusts the distance between the floating base and the floating support, so that the feeding distance parameter between the grinding wheel and the surface of the workpiece is controlled; the antifriction plate relies on the power of pneumatic cylinder to the connecting axle of unable adjustment base and floating base is the rotation center, and antifriction plate and workpiece surface are in the contact state always during the work piece is rotatory, and the carriage apron drives simultaneously and grinds and floating machanism longitudinal movement to the surface of controlled grinding miller is in apart from synchronous state all the time, and its final result is exactly that the beating of work piece can not lead to the fact the influence to abrasive machining, thereby has avoided the condition that the high point of beating grinds the low point more and grind few.
Compared with the prior art, the grinding wheel has the advantages that firstly, the distance between the floating base and the floating support is adjusted by the feed screw, so that the feed distance parameters of the grinding wheel and the surface of a workpiece are controlled; and secondly, the jumping of the workpiece does not influence the grinding processing, thereby avoiding the conditions of high-point multi-grinding and low-point less-grinding of the jumping, and being particularly suitable for processing pipes with the diameter of 3000 + 3600 mm and the length of about 12 meters.
Drawings
Figure 1 is a schematic view of a pipe machining tool for use with diameters of 300 mm to 3600 mm.
Fig. 2 is a schematic view of fig. 1 from another perspective.
Fig. 3 is a schematic view of the workpiece seating processing apparatus.
Fig. 4 is a schematic view of the assembly of the feed screw, hand wheel, tension spring, control device, etc.
FIG. 5 is a schematic view of the relationship of the guide rails and the stillage box.
Fig. 6 is an exploded schematic view of the present invention.
Detailed Description
Example 1: reference is made to figures 1-6. (with the addition of figure 6) a pipe processing tool for the diameter of 300 mm to 3600 mm is characterized in that: two axle roller brackets 1, each bracket consisting of 4 rollers, one of which comprises a driving assembly, the driving assembly consists of a motor 11, a gear 12 and an electric appliance control part 13, the two axle (end face) roller brackets 1, and each bracket has a roller; a set of walking mechanism assembly 2, which comprises a set of guide rail 1, a slide carriage box 22 and a feeding electrical appliance control system 23; a set of grinding assembly 3 comprises a motor 31, a belt guard 32, an air-filled rubber grinding wheel 33 and an annular abrasive belt 34; a set of floating mechanism assembly 4 comprises a floating base 41, a floating support 42, a fixed base 43, a wear-resistant floating plate 44, a feed screw 45, a hand wheel 46, a tension spring 47, a hydraulic oil cylinder 48 with adjustable positive and negative pressure, a set of hydraulic pump 49 with positive and negative pressure output and a pressure adjusting device.
The fixed base 43 and the slide carriage box are connected and fixed by bolts, one end of the floating base 41 is connected with the fixed base 43 and is connected by a shaft, the other end of the floating base 41 is connected with a motor installation base of the grinding assembly 3 and is fixed by bolts, one end of the floating base 41 and one end of the floating support 42 are connected by a hinge shaft, the other end of the floating support 42 is provided with a wear-resistant floating plate 44 and is connected by bolts, and the part of the floating support 42 contacting with the workpiece is an arc surface matched with the surface of the workpiece, the feed screw 45 is arranged on the upper floating base, the floating base 41 is provided with a matched nut, one end of the feed screw 45 is provided with a hand wheel 46, the other end of the feed screw 45 is propped against the floating support 41, a tension spring 47 is arranged between the wear-resistant floating plate 44 and the connecting plate, one end of a hydraulic cylinder 48 is connected with the fixed base 43 through a hinge, and the other end of the hydraulic cylinder 48 is connected with the floating base 41 through a hinge. The floating support 41 is made of bakelite or nylon material. The wear plate floating plate 44 should be in contact with the workpiece at the same level as the grinding wheel.
Example 2: on the basis of embodiment 1, a processing method for a pipe processing tool with the diameter of 300 mm to 3600 mm is characterized in that a workpiece is placed on a shaft bracket, a motor drives a speed reducer, the speed reducer drives a roller on the shaft bracket, the roller rotates to drive the workpiece to rotate according to friction force, a certain jump top is inevitably generated in the rotating process of the workpiece, and a hydraulic cylinder is used for adjusting the adhesion force of a floating wear-resistant plate and the surface of the workpiece because the floating wear-resistant plate and the surface of the workpiece are always in an adhesion contact state during working; the tension spring is used for ensuring that the floating base and the floating support are always in a contact state, and a contact point is positioned at a position where one end of the feeding screw rod is in contact with the floating support; the feeding screw rod adjusts the distance between the floating base and the floating support, so that the feeding distance parameter between the grinding wheel and the surface of the workpiece is controlled; the antifriction plate relies on the power of pneumatic cylinder to the connecting axle of unable adjustment base and floating base is the rotation center, and antifriction plate and workpiece surface are in the contact state always during the work piece is rotatory, and the carriage apron drives simultaneously and grinds and floating machanism longitudinal movement to the surface of controlled grinding miller is in apart from synchronous state all the time, and its final result is exactly that the beating of work piece can not lead to the fact the influence to abrasive machining, thereby has avoided the condition that the high point of beating grinds the low point more and grind few. The hydraulic cylinder is driven by a hydraulic pump, and the pressure is controlled by a regulating valve.
It is to be understood that: although the above embodiments have described the design idea of the present invention in more detail, these descriptions are only simple descriptions of the design idea of the present invention, and are not limitations of the design idea of the present invention, and any combination, addition, or modification without departing from the design idea of the present invention falls within the scope of the present invention.

Claims (6)

1. A pipe processing frock that is used for diameter 300 millimeters to 3600 millimeters, characterized by: the two-shaft roller bracket comprises two shaft roller brackets (1), each bracket consists of 4 rollers, one of the brackets comprises a driving assembly, the driving assembly consists of a motor (11), a gear (12) and an electric appliance control part (13), and each bracket is provided with one roller; a set of walking mechanism assembly (2) which comprises a set of guide rail (1), a slide carriage box (22) and a feeding electrical appliance control system (23); a set of grinding assembly (3) comprises a motor (31), a sand belt protective cover (32), an inflatable rubber grinding wheel (33) and an annular sand belt (34); a set of floating mechanism assembly (4) and floating mechanism contain floating base (41), floating support (42), unable adjustment base (43), wear-resisting floating plate (44), feed screw (45) and hand wheel (46), extension spring (47), a positive negative pressure adjustable hydraulic cylinder (48) and a set of have positive negative pressure output hydraulic pump (49) and pressure regulating device.
2. A pipe machining tool according to claim 1 for a diameter of 300 mm to 3600 mm, wherein: the fixed base (43) is connected with the slide carriage box and fixed by bolts, one end of the floating base (41) is connected with the fixed base (43) and connected by a shaft, the other end of the floating base (41) is connected with the motor mounting base of the grinding assembly (3) and fixed by bolts, one end of the floating base (41) is connected with one end of the floating support (42) by a hinge shaft, the other end of the floating support (42) is provided with a wear-resistant floating plate (44) and connected by bolts, the part of the floating support (42) contacted with the workpiece is an arc surface matched with the surface of the workpiece, a feed screw rod (45) is arranged on the upper floating base, the floating base (41) is provided with a matched nut, one end of the feed screw rod (45) is provided with a hand wheel (46), the other end of the feed screw rod (45) is propped against the floating support (41), a tension spring (47), one end of the hydraulic cylinder (48) is connected with the fixed base (43) through a hinge, and the other end of the hydraulic cylinder (48) is connected with the floating base (41) through a hinge.
3. A pipe machining tool according to claim 1 for a diameter of 300 mm to 3600 mm, wherein: the floating support (41) is made of bakelite or nylon materials.
4. A pipe machining tool according to claim 1 for a diameter of 300 mm to 3600 mm, wherein: the contact position of the wear plate floating plate (44) and the workpiece is the same level as the contact position of the grinding wheel and the workpiece.
5. A processing method for a pipe processing tool with the diameter of 300 mm to 3600 mm is characterized by comprising the following steps: the workpiece is placed on the shaft bracket, the motor drives the speed reducer, the speed reducer drives the roller on the shaft bracket, the roller rotates to drive the workpiece to rotate according to friction force, a certain jump top is inevitably generated in the rotating process of the workpiece, the floating wear-resistant plate and the surface of the workpiece are always in a fit contact state during working, and the hydraulic cylinder is used for adjusting the fit force of the wear-resistant plate and the surface of the workpiece; the tension spring is used for ensuring that the floating base and the floating support are always in a contact state, and a contact point is positioned at a position where one end of the feeding screw rod is in contact with the floating support; the feeding screw rod adjusts the distance between the floating base and the floating support, so that the feeding distance parameter between the grinding wheel and the surface of the workpiece is controlled; the antifriction plate relies on the power of pneumatic cylinder to the connecting axle of unable adjustment base and floating base is the rotation center, and antifriction plate and workpiece surface are in the contact state always during the work piece is rotatory, and the carriage apron drives simultaneously and grinds and floating machanism longitudinal movement to the surface of controlled grinding miller is in apart from synchronous state all the time, and its final result is exactly that the beating of work piece can not lead to the fact the influence to abrasive machining, thereby has avoided the condition that the high point of beating grinds the low point more and grind few.
6. A method according to claim 5, wherein the tool comprises: the hydraulic cylinder is driven by a hydraulic pump, and the pressure is controlled by a regulating valve.
CN202010025362.1A 2020-01-10 2020-01-10 Processing tool and method for pipe with diameter of 300-3600 mm Pending CN111347342A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010025362.1A CN111347342A (en) 2020-01-10 2020-01-10 Processing tool and method for pipe with diameter of 300-3600 mm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010025362.1A CN111347342A (en) 2020-01-10 2020-01-10 Processing tool and method for pipe with diameter of 300-3600 mm

Publications (1)

Publication Number Publication Date
CN111347342A true CN111347342A (en) 2020-06-30

Family

ID=71190501

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010025362.1A Pending CN111347342A (en) 2020-01-10 2020-01-10 Processing tool and method for pipe with diameter of 300-3600 mm

Country Status (1)

Country Link
CN (1) CN111347342A (en)

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