CN110899844A

CN110899844A - Improved pipe end beveling machine

Info

Publication number: CN110899844A
Application number: CN201911086387.6A
Authority: CN
Inventors: 余宏; 谭礼群
Original assignee: Sichuan Apex Gas And Oil Engineering Service Co Ltd
Current assignee: Sichuan Apex Gas And Oil Engineering Service Co Ltd
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-03-24

Abstract

The invention discloses an improved pipe end beveling machine, which comprises a main shaft part, wherein one end of the main shaft part is provided with a feeding part, a pull rod shaft penetrates through the main shaft part, a clamping jaw shaft is sleeved on the pull rod shaft, the tail end of the clamping jaw shaft is provided with a clamping jaw nut, a tapered roller bearing is arranged in the main shaft part, the other end of the main shaft part is provided with a processing cutter head part capable of rotating relatively, a hydraulic driving part for driving the processing cutter head part is arranged below the main shaft part, and the other end of the pull rod shaft is connected with the clamping jaw part; the novel expansion claw structure increases the tension force and solves the problem that the inner wall of the pipe has indentation; the high-precision tracking tool rest is arranged, so that the equipment can process complicated grooves such as U-shaped grooves, double V-shaped grooves and the like, and is convenient to use.

Description

Improved pipe end beveling machine

Technical Field

The invention relates to the technical field of beveling machines, in particular to an improved pipe end beveling machine.

Background

The invention discloses a beveling machine which is a special tool for chamfering and beveling the end face of a pipeline or a flat plate before welding, solves the defects of irregular angle, rough slope surface, high working noise and the like of operation processes such as flame cutting, grinding by a polishing machine and the like, has the advantages of simple and convenient operation, standard angle, smooth surface and the like, is named as a fixed pipeline numerical control end face beveling machine in the invention patent with the publication number of CN201979162U, and comprises a rack guide rail and a host machine arranged on the rack guide rail, wherein a cutter disc is arranged on the host machine, the cutter disc rotates by taking a main shaft of the host machine as a center, a track fixedly arranged along the radial direction of the cutter disc is arranged on the cutter disc, the invention realizes the processing of different end face bevels of pipelines with different diameters and different wall thicknesses through internal components, flexibly meets the processing of the pipelines with different lengths by extremely small configuration and, the requirements for high-quality U-shaped and other complex grooves are increased, the machining range of each machine type of the existing domestic pipe end beveling machine is small, the machining stability is insufficient, and the U-shaped and other complex grooves cannot be machined accurately.

Disclosure of Invention

The invention aims to solve the problems and discloses an improved pipe end beveling machine.

The technical scheme of the invention is that the improved pipe end beveling machine comprises a main shaft part, wherein one end of the main shaft part is provided with a feeding part, a pull rod shaft penetrates through the main shaft part, a clamping jaw shaft is sleeved on the pull rod shaft, a clamping jaw nut is installed at the tail end of the clamping jaw shaft, a tapered roller bearing is arranged in the main shaft part, the other end of the main shaft part is provided with a processing cutter head part capable of rotating relatively, a hydraulic driving part for driving the processing cutter head part is arranged below the main shaft part, and the other end of the pull rod shaft is connected with a clamping jaw part;

the clamping jaw component comprises a connecting sleeve sleeved on the pull rod shaft, an inclination angle is arranged on the connecting sleeve, a clamping jaw piece is installed on the connecting sleeve, and the clamping jaw piece is in threaded connection with the connecting sleeve.

Preferably, the jaw members are double threaded.

Preferably, the inclination angle of the connecting sleeve is 15 degrees.

Preferably, a processing disc is arranged on the spindle part.

Preferably, the hydraulic drive means is driven by a worm gear.

Preferably, the feeding part is provided with a rotating wheel.

Preferably, the spindle unit, the feeding unit, and the hydraulic driving unit are made of high-strength aluminum alloy.

Preferably, the number of the tapered roller bearings is 2.

Preferably, the clamping jaw piece is made of aluminum alloy.

Preferably, the machining cutter head component is an inner tracking cutter frame.

The invention has the beneficial effects that: the invention provides an improved pipe end beveling machine which has the following beneficial effects that 1, the main structure of the device adopts high-strength aluminum alloy, so that the weight of the device is lighter under the condition that the use strength is met, the clamping jaw of the traditional clamping mechanism adopts steel material, the device adopts aluminum alloy material, the product is lightened under the condition of ensuring the strength, and the aluminum clamping jaw can play a role of not damaging the inner surface of a pipeline when tensioning stainless steel and nickel-based materials;

2. the main shaft adopts a high-rigidity double-tapered roller bearing as a main support, the similar domestic beveling machine adopts a tapered roller bearing and a deep groove ball bearing as supports, and compared with the prior art, the axial rigidity is greatly improved, so that the pipe diameter processing range is enlarged; the processing stability in the whole universe pipe diameter range is greatly improved; meanwhile, the feeding device can support larger feeding amount, adopts a novel main shaft supporting structure, improves the rigidity by more than 1.5 times, and improves the pipe diameter range to be processed by more than 1.5 times;

3. the beveling machine is provided with a high-precision tracking tool rest, the problems of U-shaped bevels, double-V-shaped bevels and the like in beveling are solved, the inclination angle of a traditional clamping mechanism is generally larger, the inclination angle of the beveling machine adopts 15 degrees, so that the same axial tension force is ensured to generate larger radial tension force, the mechanism adopts a double-thread structure for clamping, and because two sections of threads are respectively positive and negative threads, when a clamping nut is screwed, the efficiency is higher, and because the threads are common 60-degree triangular threads, the self-locking function is realized, the double-thread self-locking anti-loosening effect is better, and the beveling machine is less prone to loosening during machining;

4. give up traditional steel blade disc, bearing frame etc. adopt the aluminum alloy material to replace after calculating, weight reduction 1/3 under the equal specification equipment like this makes the portability of equipment in processing promoted, and the configuration of tracking the knife rest can make and use the pipe circle as the location in the whole course of working all the time, and the blunt edge precision of the U type groove of processing out is generally within 0.2mm, improves the machining precision, and the use of giving people has brought conveniently.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic side view of the present invention.

Fig. 3 is a schematic top view of the present invention.

Fig. 4 is a schematic cross-sectional structure of the present invention.

In the figure, 1, a main shaft part; 11. a pull rod shaft; 12. a jaw shaft; 13. a jaw nut; 14. a tapered roller bearing; 2. a feeding member; 21. a rotating wheel; 3. processing a cutter head component; 31. processing a disc; 4. a hydraulic drive component; 5. a jaw member; 51. connecting sleeves; 52. inclination angle; 53. a jaw member 6, a worm gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an improved pipe end beveling machine comprises a main shaft part 1, wherein one end of the main shaft part 1 is provided with a feeding part 2, a pull rod shaft 11 penetrates through the main shaft part 1, a clamping jaw shaft 12 is sleeved on the pull rod shaft 11, a clamping jaw nut 13 is installed at the tail end of the clamping jaw shaft 12, a tapered roller bearing 14 is arranged in the main shaft part 1, the other end of the main shaft part 1 is provided with a processing cutter head part 3 capable of rotating relatively, a hydraulic driving part 4 used for driving the processing cutter head part 3 is arranged below the main shaft part 1, and the other end of the pull rod shaft 11 is connected with a clamping jaw part 5; the clamping jaw part 5 comprises a connecting sleeve 51 sleeved on the pull rod shaft 11, an inclination angle 52 is arranged on the connecting sleeve 51, a clamping jaw piece 53 is arranged on the connecting sleeve 51, and the clamping jaw piece 53 is in threaded connection with the connecting sleeve 51; the jaw members 53 are in a double-threaded connection; the inclination angle 52 of the connecting sleeve 51 is 15 degrees; a processing disc 31 is arranged on the main shaft part 1; the hydraulic driving part 4 is driven by a worm gear 6; the feeding part 2 is provided with a rotating wheel 21; the main shaft part 1, the feeding part 2 and the hydraulic driving part 4 are all made of high-strength aluminum alloy materials; the number of the tapered roller bearings 14 is 2; the clamping jaw piece 53 is made of aluminum alloy; the cutter head processing component 3 is an inner tracking cutter frame.

Example (b): according to fig. 1-4, an improved pipe end beveling machine comprises a main shaft part 1, wherein a feeding part 2 is arranged at one end of the main shaft part 1, a pull rod shaft 11 penetrates through the main shaft part 1, a clamping jaw shaft 12 is sleeved on the pull rod shaft 11, a clamping jaw nut 13 is arranged at the tail end of the clamping jaw shaft 12, a tapered roller bearing 14 is arranged in the main shaft part 1, a machining cutter head part 3 capable of rotating relatively is arranged at the other end of the main shaft part 1, a hydraulic driving part 4 for driving the machining cutter head part 3 is arranged below the main shaft part 1, and a clamping jaw part 5 is connected to the other end of the pull rod shaft 11; the clamping jaw part 5 comprises a connecting sleeve 51 sleeved on the pull rod shaft 11, an inclination angle 52 is arranged on the connecting sleeve 51, a clamping jaw piece 53 is arranged on the connecting sleeve 51, and the clamping jaw piece 53 is in threaded connection with the connecting sleeve 51;

during the use, go deep into pipe end hole with clamping jaw part 5 inside, rotate and feed part 2, make clamping jaw part 5 expand outward, make clamping jaw piece 53 support at the pipeline inner wall, thereby accomplish fixedly, because clamping jaw piece 53 adopts aluminium alloy material, can play the effect of not damaging the pipeline internal surface, then adjustment processing cutter head part 3, after adjusting suitable position, then start hydraulic drive part 4, hydraulic drive part 4 provides power and passes through the transmission of turbine worm 6, finally make processing dish 31 rotate, accomplish the processing of pipe end.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The improved pipe end beveling machine is characterized by comprising a main shaft part (1), wherein one end of the main shaft part (1) is provided with a feeding part (2), a pull rod shaft (11) penetrates through the main shaft part (1), a clamping jaw shaft (12) is sleeved on the pull rod shaft (11), a clamping jaw nut (13) is installed at the tail end of the clamping jaw shaft (12), a tapered roller bearing (14) is arranged in the main shaft part (1), a machining cutter head part (3) capable of rotating relatively is arranged at the other end of the main shaft part (1), a hydraulic driving part (4) for driving the machining cutter head part (3) is arranged below the main shaft part (1), and the other end of the pull rod shaft (11) is connected with a clamping jaw part (5);

the clamping jaw component (5) comprises a connecting sleeve (51) sleeved on the pull rod shaft (11), an inclination angle (52) is arranged on the connecting sleeve (51), a clamping jaw piece (53) is installed on the connecting sleeve (51), and the clamping jaw piece (53) is in threaded connection with the connecting sleeve (51).

2. An improved pipe end beveling machine according to claim 1, wherein the jaw members (53) are double threaded.

3. The improved pipe end beveling machine according to claim 1, wherein the angle of inclination (52) of the connecting sleeve (51) is 15 °.

4. The improved pipe end beveling machine according to claim 1, wherein the spindle unit (1) is provided with a machining disk (31).

5. The improved pipe end beveling machine according to claim 1, wherein the hydraulic drive unit (4) is driven by a worm gear (6).

6. The improved pipe end beveling machine according to claim 1, wherein the feed member (2) is provided with a rotating wheel (21).

7. The improved pipe end beveling machine of claim 1 wherein the spindle unit (1), feed unit (2) and hydraulic drive unit (4) are comprised of a high strength aluminum alloy.

8. The improved pipe end beveling machine of claim 1 wherein the number of tapered roller bearings (14) is 2.

9. The improved pipe end beveling machine of claim 1 wherein the jaw members (53) are aluminum alloy.

10. The improved pipe end beveling machine of claim 1 wherein the machining cutter head component (3) is an internal tracking cutter head.