CN117260122A - Pipe fitting end flange Kong Lingwei searching and corner turning device and use method thereof - Google Patents

Abstract

The invention discloses a pipe fitting end flange Kong Lingwei searching and turning device and a using method thereof. The device comprises a flange pipe fitting, a flange clamp, a laser positioning device and a base, wherein the flange pipe fitting is fixed on the flange clamp, the laser positioning device and the flange clamp are jointly fixed on the base, the flange clamp comprises a clamp shell, the clamp shell is provided with a clamp shaft body, a shaft body cavity is provided with a notch, a knob shaft is arranged in the shaft body cavity, a gear is arranged at the position of the knob shaft corresponding to the notch, the knob shaft is fixedly connected with a clamp knob outside the shaft body cavity, the tail end of the clamp shaft body extends out of the clamp shell, the tail end of the clamp shaft body is fixedly connected with a rotary handle in a penetrating manner, the tail end of the clamp shaft body is provided with a fastening screw hole, the notch extends out of a rack pair, the tail end of the rack is provided with a base plate, and the base plate is fixedly connected with a fixing plate; the laser positioning device is matched with the flange clamp to perform zero position positioning and fixing on the center of the flange hole. The flange Kong Lingwei is accurate in positioning and convenient for fixing the corner of the flange pipe fitting.

Description

Pipe fitting end flange Kong Lingwei searching and corner turning device and use method thereof

Technical Field

The invention relates to the technical field of flange hole change, in particular to a device for searching and turning a flange Kong Lingwei at the end part of a pipe fitting and a use method.

Background

In the pipe fitting processing field, when pipe fitting bending and pipe fitting saddle opening processing are carried out on pipe fittings with flanges, the pipe fittings need to be rotated to a specified angle. Before rotation, the flange needs to find the initial zero position and turn to a specified angle.

The flange pipe fitting is processed, the flange hole is inserted through two bolt jigs, then the flange rotation angle is measured manually by using a horizontal ruler, the zero position is found by manually adjusting the flange rotation, and then the operation equipment rotates to the required flange rotation angle position. The manual measurement of the flange corner requires repeated debugging for many times, and the measured accurate value cannot be ensured.

Disclosure of Invention

The invention aims at overcoming the defects of the prior art, and provides a pipe fitting end flange Kong Lingwei searching and turning device and a using method, wherein the pipe fitting end flange Kong Lingwei is accurately searched, and the turning angle is accurately and conveniently adjusted.

In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a pipe fitting tip flange Kong Lingwei seeks and corner device, includes flange pipe fitting, flange anchor clamps, laser positioning device and base, and flange pipe fitting is fixed in on the flange anchor clamps, and laser positioning device and flange anchor clamps are fixed in on the base jointly, its characterized in that: the flange clamp comprises a clamp shell, a clamp shaft body is arranged at the top end of the clamp shell, a shaft body cavity is formed in the front end of the clamp shaft body, a part of the shaft body cavity extends out of the clamp shell, a notch is formed in the shaft body cavity, a knob shaft is arranged in the shaft body cavity, a gear is arranged at the position, corresponding to the notch, of the knob shaft, the knob shaft is fixedly connected with a clamp knob outside the shaft body cavity, the tail end of the clamp shaft body extends out of the clamp shell, a rotary handle is fixedly connected to the tail end of the clamp shaft body in a penetrating manner, a fastening screw hole is formed in the tail end of the clamp shaft body, a rear end cover is sleeved at the tail end of the clamp shaft body, an axial sliding hole is formed in the rear end cover, corresponding to the rotary handle, and a corresponding fastening knob is arranged at the axial position, corresponding to the fastening screw hole; the notch stretches out there is the rack to, and the rack is right to be formed by two rack combinations that are about gear central symmetry, and the tip of the slip coincidence part of rack carries out spacing fixedly through the retainer plate, and the tail end of rack is equipped with the backing plate, and the backing plate rigid coupling has the fixed plate, and the fixed plate forms U type cavity with the backing plate. Through setting for a plurality of notches in the axis body cavity, the rack can stagger to set up the fixed to the flange pipe fitting of many pairs of strengthening, and wherein all backing plates need guarantee at same horizontal plane with the contact surface of flange pipe fitting, and a plurality of racks all carry out the motion control that length is the same, the direction is different through the gear on the same fixture axis body.

Preferably, the fastening knob, the fastening screw hole and the sliding hole are matched to control the axial movement of the rear end cover, and the contact surface of the rear end cover and the clamp shell is roughened. The rough-treated clamp shell and the rear end cover ensure that the clamp shaft body cannot rotate after the fastening knob is twisted, so that the position of the flange pipe fitting is fixed.

Preferably, the side face of the fastening ring is provided with a fastening bolt. The fastening bolts are matched with the fastening rings to fix the positions of the rack pairs, so that the flange pipe fitting cannot generate position change under the clamping of the clamp.

Preferably, the side of the fixed plate is provided with a fixed bolt, and the tail end of the fixed bolt is fixedly connected with a gasket. All the contact surfaces of the fixing plates and the flange pipe fitting are positioned on the same surface and are vertical to the clamp shaft body, the positions of the flange pipe fitting in the horizontal direction are fixed through the fixing plates and the fixing bolts, and one surface of the flange pipe fitting is completely attached to the fixing plates, so that the fixed flange pipe fitting and the clamp shaft body are in a central vertical relationship.

Preferably, the laser positioning device comprises a device shell, a positioning shaft body is vertically arranged in the center of the device shell, a sliding rod vertically penetrates through the head end of the positioning shaft body, a laser distance measuring device is vertically sleeved on the sliding rod, a positioning bolt is vertically arranged at one end of the laser distance measuring device and locked on the sliding rod through the positioning bolt, the bottom of the sliding rod is locked with the device shell through a rotating base, a limiting rod is arranged at the head of the sliding rod, a height scale parallel to the sliding rod is arranged on the side surface of the sliding rod, a reading port is formed in one side, corresponding to the height scale, of the laser distance measuring device, and a positioning knob is arranged at the tail end of the positioning shaft body.

Preferably, the positioning shaft body and the axis of the clamp shaft body are in the same straight line and parallel to the base.

Preferably, the surface of the contact surface of the clamp shell and the rear end cover is marked with angle scales, and the rear end cover is provided with an angle pointer corresponding to the angle scales.

The invention also provides a using method of the pipe fitting end flange Kong Lingwei searching and turning device, which comprises the following steps:

s001: and loosening all the fastening bolts, adjusting the clamp knob to enlarge the distance between the fixing plates, and installing the flange pipe fitting into the flange clamp.

S002: the clamp knob is adjusted until the flange is tightly attached to all the backing plates, and all the fastening bolts and the fixing bolts are adjusted so that the flange is firmly installed in the flange clamp and the center of the flange is ensured to be positioned on the axis of the clamp shaft body.

S003: the sliding rod is fixed on the rotating base, the laser distance measuring device is adjusted, the laser distance measuring device is slid to the height H corresponding to the center of the flange hole to the center of the flange according to the height scale, and the height of the laser distance measuring device is locked through the positioning bolt.

S004: and adjusting the rotary handle to enable the flange to rotate around the flange center, measuring the distance from the flange surface through the laser range finder, and recording the reading A of the pointer corresponding to the angle scale on the clamp shell at the moment when the distance suddenly increases.

S005: according to the parameters given by the national standard flange, the rotation angle from the center of the flange hole to the edge of the flange hole to the center of the flange is calculated as a, the corresponding angle scale A+a at the moment is calculated, the rotating handle is adjusted to rotate the pointer until the angle scale reading is A+a, the center of the flange hole coincides with the point position of the laser at the moment, and the point is used as the zero position of the flange pipe fitting.

S006: and (3) recording an angle scale reading A+a at the moment, obtaining an angle b required to be rotated according to the specific angle requirement of the drawing, rotating the flange to A+a+b, adjusting the fastening knob to extrude the rear end cover to be tightly attached to the clamp shell, fixing the position of the flange, and performing the next cutting or welding operation.

Compared with the prior art, the invention has the following advantages: the rotation center of the flange pipe fitting is established through the flange clamp, the edge of the flange hole is determined through the laser positioning device, the rotation angle is calculated according to the size of the national standard flange, and the flange Kong Lingwei is obtained through rotation, the whole process is simple in operation mode, repeated operation is not needed, and the rotation angle can be obtained rapidly and accurately, and operation is carried out.

Drawings

Fig. 1 is an overall isometric view of the present invention.

Fig. 2 is a first isometric view of a flange clamp of the present invention.

Fig. 3 is a second isometric view of a flange clamp of the invention.

Fig. 4 is a cross-sectional view of a flange clamp according to the present invention.

Fig. 5 is a first isometric view of a laser positioning device in accordance with the invention.

Fig. 6 is a second isometric view of a laser positioning device in the invention.

The device comprises a 1-flange pipe fitting, a 2-base, a 3-flange clamp, a 31-clamp shell, 311-angle scales, a 32-clamp shaft body, a 321-shaft body cavity, a 3211-first notch, a 3212-second notch, a 3213-knob shaft, a 322-fastening screw hole, a 323-first gear, a 324-second gear, a 33-rotating handle, a 34-rear end cover, a 341-sliding hole, a 342-fastening knob, a 343-angle pointer, a 35-first rack pair, a 36-second rack pair, a 37-rack, 371-fastening rings, 3711-fastening bolts, 372-backing plates, 373-fixing plates, 3731-fixing bolts, 3732-gaskets, 38-clamp knobs, 4-laser positioning devices, 41-device shells, 42-positioning shafts, 43-sliding rods, 44-laser distance measuring devices, 441-reading ports, 442-positioning bolts, 45-rotating bases, 46-height scales, 47-limiting rods and 48-positioning knobs.

Detailed Description

The present invention is further illustrated in the accompanying drawings and detailed description which are to be understood as being merely illustrative of the invention and not limiting of its scope, since various equivalent modifications to the invention will fall within the scope of the appended claims to the skilled person after reading the invention.

As shown in fig. 1 to 6, a pipe end flange Kong Lingwei searching and turning device comprises a flange pipe 1, a flange clamp 3, a laser positioning device 4 and a base 2, wherein the flange pipe 1 is fixed on the flange clamp 3, the laser positioning device 4 and the flange clamp 3 are jointly fixed on the base 2, the flange clamp 3 comprises a clamp shell 31, the top end of the clamp shell 31 is provided with a clamp shaft body 32, the front end of the clamp shaft body 32 is provided with a shaft cavity 321, a part of the shaft cavity 321 extends out of the clamp shell 31, the shaft cavity 321 is provided with a first notch 3211 and a second notch 3212, a knob shaft 3213 is arranged in the shaft cavity 321, a first gear 323 is arranged at a position of the knob shaft 3213 corresponding to the first notch 3211, a second gear 324 is arranged at a position of the knob shaft 3213 corresponding to the second notch 3212, the knob shaft 3213 is fixedly connected with a clamp knob 38 outside the shaft cavity 321, the tail end of the clamp shaft 32 extends out of the clamp shell 31, the tail end of the clamp shaft 32 is fixedly connected with a rotary handle 33, the tail end of the clamp shaft 32 is provided with a fastening screw 322, the tail end of the clamp shaft 32 is provided with a fastening screw hole 322, and the tail end of the clamp shaft 32 is provided with a corresponding fastening end cap 34 which is sleeved with a knob hole 322 corresponding to the axial end cap 34 at a position corresponding to the fastening end cap 33; the first notch 3211 extends to form a first rack pair 35, the second notch 3212 extends to form a second rack pair 36, the first rack pair 35 and the second rack pair 36 are formed by combining two racks 37 symmetrical about the center of the gear, the end part of a sliding overlapping part of the racks 37 is limited and fixed through a fastening ring 371, a base plate 372 is arranged at the tail end of the racks 37, the base plate 372 is fixedly connected with a fixing plate 373, and the fixing plate 373 and the base plate 372 form a U-shaped cavity.

Further, the fastening knob 342 cooperates with the fastening screw hole 322 and the sliding hole 341 to control the axial movement of the rear cover 34, and the contact surface between the rear cover 34 and the clamp housing 31 is roughened.

Further, a fastening bolt 3711 is provided on the side surface of the fastening ring 371.

Further, a fixing bolt 3731 is provided on a side of the fixing plate 373, and a spacer 3732 is fixedly connected to a tail end of the fixing bolt 3731.

Further, the laser positioning device 4 includes a device housing 41, a positioning shaft body 42 is vertically installed in the center of the device housing 41, a sliding rod 43 vertically penetrates through the head end of the positioning shaft body 42, a laser distance meter 44 is vertically sleeved on the sliding rod 43, a positioning bolt 442 is vertically installed at one end of the laser distance meter 44 and locked on the sliding rod 43 through the positioning bolt 442, the bottom of the sliding rod 43 is locked with the device housing 41 through a rotating base 452, a limiting rod 47 is arranged at the head of the sliding rod 43, a height scale 46 parallel to the sliding rod 43 is arranged on the side surface of the sliding rod 43, a reading opening 441 is formed in one side of the laser distance meter 44 corresponding to the height scale 46, and a positioning knob 48 is installed at the tail end of the positioning shaft body 42.

Further, the positioning shaft 42 is aligned with the axis of the jig shaft 32 and parallel to the base 2.

Further, the surface of the contact surface between the clamp housing 31 and the rear end cover 34 is marked with an angle scale 311, and the rear end cover 34 is provided with an angle pointer 343 corresponding to the angle scale 311.

The application method of the pipe fitting end flange Kong Lingwei searching and turning device comprises the following steps:

s001: all the fastening bolts 3711 are loosened, the clamp knob 38 is adjusted to enlarge the distance between the fixing plates 373, and the flange pipe fitting 1 is fitted into the flange clamp 3.

S002: the clamp knob 38 is adjusted until the flange is in close proximity to all of the backing plates 372, adjusting all of the fastening and securing bolts 3711, 3731 so that the flange is securely mounted in the flange clamp 3 and ensuring that the flange center is located on the axis of the clamp shaft 32.

S003: the sliding rod 43 is fixed on the rotating base 452, the laser rangefinder 44 is adjusted, the laser rangefinder 44 is slid to a height H corresponding to the flange hole center to the flange center according to the height scale 46, and the height of the laser rangefinder 44 is locked through the positioning bolt 442.

S004: the rotating handle 33 is adjusted to rotate the flange around the flange center, the distance from the flange surface is measured by the laser distance meter 44, and when the distance suddenly increases, the reading A of the pointer corresponding to the angle scale 311 on the clamp housing 31 at the moment is recorded.

S005: according to the parameters given by the national standard flange, the rotation angle from the center of the flange hole to the edge of the flange hole about the flange center is calculated as a, the corresponding angle scale 311 is calculated as A+a, the rotating handle 33 is adjusted to rotate the pointer until the angle scale 311 reads as A+a, the center of the flange hole coincides with the point position of the laser, and the point is used as the zero position of the flange pipe fitting 1.

S006: the angle scale 311 at the moment is recorded to read the A+a, the angle b required to rotate is obtained according to the specific angle requirement of the drawing, the flange is rotated to the A+a+b, the rear end cover 34 is pressed by the adjusting fastening knob 342 to be tightly attached to the clamp shell 31, the position of the flange is fixed, and the next cutting or welding operation is performed.

While the foregoing description illustrates and describes the preferred embodiments of the present invention, as noted above, it is to be understood that the invention is not limited to the forms disclosed herein but is not to be construed as excluding other embodiments, and that various other combinations, modifications and environments are possible and may be made within the scope of the inventive concepts described herein, either by way of the foregoing teachings or by those of skill or knowledge of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the invention are intended to be within the scope of the appended claims.

Claims (8)

1. The utility model provides a pipe fitting tip flange Kong Lingwei seeks and corner device, includes flange pipe fitting, flange anchor clamps, laser positioning device and base, and flange pipe fitting is fixed in on the flange anchor clamps, and laser positioning device and flange anchor clamps are fixed in on the base jointly, its characterized in that: the flange clamp comprises a clamp shell, a clamp shaft body is arranged at the top end of the clamp shell, a shaft body cavity is formed in the front end of the clamp shaft body, a part of the shaft body cavity extends out of the clamp shell, a notch is formed in the shaft body cavity, a knob shaft is arranged in the shaft body cavity, a gear is arranged at the position, corresponding to the notch, of the knob shaft, the knob shaft is fixedly connected with a clamp knob outside the shaft body cavity, the tail end of the clamp shaft body extends out of the clamp shell, a rotary handle is fixedly connected to the tail end of the clamp shaft body in a penetrating manner, a fastening screw hole is formed in the tail end of the clamp shaft body, a rear end cover is sleeved at the tail end of the clamp shaft body, an axial sliding hole is formed in the rear end cover, corresponding to the rotary handle, and a corresponding fastening knob is arranged at the axial position, corresponding to the fastening screw hole; the notch stretches out there is the rack to, and the rack is right to be formed by two rack combinations that are about gear central symmetry, and the tip of the slip coincidence part of rack carries out spacing fixedly through the retainer plate, and the tail end of rack is equipped with the backing plate, and the backing plate rigid coupling has the fixed plate, and the fixed plate forms U type cavity with the backing plate.

2. A pipe end flange Kong Lingwei locating and turning device according to claim 1, further comprising: the fastening knob, the fastening screw hole and the sliding hole are matched to control the axial movement of the rear end cover, and the contact surface of the rear end cover and the clamp shell is subjected to rough treatment.

3. A pipe end flange Kong Lingwei locating and turning device according to claim 1, further comprising: the side of the fastening ring is provided with a fastening bolt.

4. A pipe end flange Kong Lingwei locating and turning device according to claim 1, further comprising: the side of fixed plate is equipped with fixing bolt, and fixing bolt's tail end rigid coupling has the gasket.

5. A pipe end flange Kong Lingwei locating and turning device according to claim 1, further comprising: the laser positioning device comprises a device shell, a positioning shaft body is vertically arranged in the center of the device shell, a sliding rod vertically penetrates through the head end of the positioning shaft body, a laser distance meter is vertically sleeved on the sliding rod, a positioning bolt is vertically arranged at one end of the laser distance meter and locked on the sliding rod through the positioning bolt, the bottom of the sliding rod is locked with the device shell through a rotating base, a limiting rod is arranged at the head of the sliding rod, a height scale parallel to the sliding rod is arranged on the side surface of the sliding rod, a reading port is formed in one side of the laser distance meter corresponding to the height scale, and a positioning knob is arranged at the tail end of the positioning shaft body.

6. A pipe end flange Kong Lingwei locating and turning device according to claim 5, further comprising: the axis of the positioning shaft body and the axis of the clamp shaft body are in the same straight line and parallel to the base.

7. A pipe end flange Kong Lingwei locating and turning device according to claim 1, further comprising: the surface of the contact surface of the clamp shell and the rear end cover is marked with angle scales, and the rear end cover is provided with an angle pointer corresponding to the angle scales.

8. The application method of the pipe fitting end flange Kong Lingwei searching and turning device is characterized by comprising the following steps of:

s001: and loosening all the fastening bolts, adjusting the clamp knob to enlarge the distance between the fixing plates, and installing the flange pipe fitting into the flange clamp.

S002: the clamp knob is adjusted until the flange is tightly attached to all the backing plates, and all the fastening bolts and the fixing bolts are adjusted so that the flange is firmly installed in the flange clamp and the center of the flange is ensured to be positioned on the axis of the clamp shaft body.

S003: the sliding rod is fixed on the rotating base, the laser distance measuring device is adjusted, the laser distance measuring device is slid to the height H corresponding to the center of the flange hole to the center of the flange according to the height scale, and the height of the laser distance measuring device is locked through the positioning bolt.

S004: and adjusting the rotary handle to enable the flange to rotate around the flange center, measuring the distance from the flange surface through the laser range finder, and recording the reading A of the pointer corresponding to the angle scale on the clamp shell at the moment when the distance suddenly increases.

S005: according to the parameters given by the national standard flange, the rotation angle from the center of the flange hole to the edge of the flange hole to the center of the flange is calculated as a, the corresponding angle scale A+a at the moment is calculated, the rotating handle is adjusted to rotate the pointer until the angle scale reading is A+a, the center of the flange hole coincides with the point position of the laser at the moment, and the point is used as the zero position of the flange pipe fitting.

S006: and (3) recording an angle scale reading A+a at the moment, obtaining an angle b required to be rotated according to the specific angle requirement of the drawing, rotating the flange to A+a+b, adjusting the fastening knob to extrude the rear end cover to be tightly attached to the clamp shell, fixing the position of the flange, and performing the next cutting or welding operation.