CN220073949U - Device for processing outer circular surface of bent pipe - Google Patents
Device for processing outer circular surface of bent pipe Download PDFInfo
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- CN220073949U CN220073949U CN202320929215.6U CN202320929215U CN220073949U CN 220073949 U CN220073949 U CN 220073949U CN 202320929215 U CN202320929215 U CN 202320929215U CN 220073949 U CN220073949 U CN 220073949U
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- center frame
- lathe bed
- outer circle
- circle center
- supporting
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- 238000003754 machining Methods 0.000 claims abstract description 7
- 238000003825 pressing Methods 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000005452 bending Methods 0.000 description 6
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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Abstract
The utility model provides a bent pipe outer circular surface machining device which comprises a lathe bed, and an outer circular center frame, a cyclone tool rest and an inner hole center frame which are sequentially and longitudinally arranged on the lathe bed from front to back; the lathe bed comprises a lathe bed base, a pair of guide rails symmetrically arranged on the lathe bed base, a ball screw arranged in a bearing seat on the side surface of the lathe bed base, a nut sleeved on the ball screw and a feed motor for driving the ball screw; the cyclone knife rest comprises a knife rest shell arranged on a lathe bed, a rotary body lined in a central through hole of the knife rest shell through a bearing, a pair of knives symmetrically arranged on the rotary body, and a rotary motor driving the rotary body to rotate through a gear set, wherein the bottom of the knife rest shell is welded on a nut. The technical problem that the outer circle of the bent pipe cannot be machined is solved, the cutting rotating speed and the feeding speed can be adjusted according to machining requirements through the rotating motor and the feeding motor, so that requirements of different bent pipe diameters, different machining precision and different finish degrees are met, the cutting efficiency is high, and workpiece clamping and alignment are simple.
Description
Technical Field
The utility model belongs to the technical field of pipe bending, and particularly relates to a pipe bending outer circular surface machining device.
Background
The pipeline is used as a carrier for various medium circulation, and has different shapes and structures according to the characteristics of different mediums, different pressures and different requirements and the actual requirements, and various pipelines according to different materials. The bent pipe belongs to an irregular workpiece, and the traditional machine tools for processing the excircle of the bent pipe are all lathes, horizontal lathes or vertical lathes, but the two lathes are difficult to process the stainless steel bent pipe, and the technical defects that clamping cannot be carried out, alignment cannot be carried out, and processing quality cannot be guaranteed are overcome.
Disclosure of Invention
The utility model aims at the technical defects and provides an outer circular surface processing device for an elbow, which can meet the requirements of precision and smoothness.
In order to achieve the aim, the utility model provides an outer circular surface processing device of an elbow, which comprises a lathe bed, an outer circular center frame, a cyclone tool rest and an inner hole center frame, wherein the outer circular center frame, the cyclone tool rest and the inner hole center frame are sequentially and longitudinally arranged on the lathe bed from front to back; the lathe bed comprises a lathe bed base, a pair of guide rails symmetrically arranged on the lathe bed base, a ball screw arranged in a bearing seat on the side surface of the lathe bed base, a nut sleeved on the ball screw and a feed motor for driving the ball screw;
the cyclone knife rest comprises a knife rest shell arranged on a lathe bed, a rotary body lined in a central through hole of the knife rest shell through a bearing, a pair of knives symmetrically arranged on the rotary body, and a rotary motor driving the rotary body to rotate through a gear set, wherein the bottom of the knife rest shell is welded on a nut.
Further, the outer circle center frame comprises an outer circle center frame base, an outer circle center frame mounting seat and an outer circle center frame pressing plate which are arranged on the outer circle center frame base, an adjusting screw rod transversely arranged on a bearing seat of the outer circle center frame base and an adjusting nut sleeved on the adjusting screw rod; after the top of the supporting screw of the outer circle center frame installation seat is inserted into the shaft hole of the outer circle center frame pressing plate, the outer circle center frame pressing plate and the outer circle center frame installation seat are combined to form an axial through hole for the axial insertion of the straight pipe part of the bent pipe, and the locking nut locks the supporting screw to tightly press the outer circle center frame pressing plate on the straight pipe of the bent pipe.
Further, the inner hole center frame comprises an inner hole center frame base, a supporting mandrel longitudinally inserted into the inner hole center frame base and an adjusting disc arranged at the front end of the supporting mandrel, and the supporting mandrel and the rotating body are coaxially arranged; after the supporting mandrel is inserted into the inner hole of the elbow, the adjusting disc is locked on the inner wall of the elbow through a circle of adjusting screw and locking nut on the adjusting disc.
Further, the machine tool also comprises a clamping mechanism arranged at the front end of the machine tool body; the clamping mechanism comprises a clamping mechanism base, a bottom support frame and an upper support frame which are fixed on the clamping mechanism base, an adjusting screw rod transversely arranged on a bottom bearing seat of the movable bottom support frame and an adjusting nut sleeved on the adjusting screw rod; after the top of the supporting screw rod of the bottom supporting frame is inserted into the shaft hole of the upper supporting frame, the upper supporting frame and the bottom supporting frame are combined to form a transverse through hole for the bent pipe bending part to be inserted, and the locking nut locks the supporting screw rod to press the upper supporting frame on the bent pipe; the bottom of the bottom supporting frame is fixed on the adjusting nut, and the adjusting nut is driven to transversely move by the adjusting screw rod.
Compared with the prior art, the utility model has the beneficial effects that: the utility model solves the technical problem that the outer circle of the bent pipe cannot be processed, and the cutting rotating speed and the feeding speed can be adjusted according to the processing requirements by the rotating motor and the feeding motor so as to meet the requirements of different bent pipe diameters, different processing precision and different finish degree, and the utility model has high cutting efficiency and simple workpiece clamping and alignment.
Drawings
FIG. 1 is a schematic diagram of a device for processing the outer circular surface of an elbow pipe;
FIG. 2 is a schematic top view of FIG. 1;
FIG. 3 is a schematic side view of the cyclone holder of FIG. 1;
FIG. 4 is a schematic view of the clamping mechanism of FIG. 1;
fig. 5 is a schematic diagram of an elbow.
Detailed Description
The utility model will be further illustrated with reference to specific examples.
The device for processing the outer circular surface of the bent pipe as shown in fig. 1-5 comprises a lathe bed 1, an outer circular center frame 3, a cyclone knife rest 2 and an inner hole center frame 4 which are sequentially and longitudinally arranged on the lathe bed 1 from front to back (from left to right in fig. 1), and a clamping mechanism 5 arranged at the front end of the lathe bed 1. The lathe bed 1 comprises a lathe bed base 1.3, a pair of guide rails 1.4 symmetrically arranged on the lathe bed base 1.3, a ball screw 1.1 arranged in a side bearing seat of the lathe bed base 1.3, a nut 2.5 sleeved on the ball screw 1.1 and a feed motor 1.2 for driving the ball screw 1.1.
The cyclone knife rest 2 is used for turning the excircle of the bent pipe 6 and comprises a knife rest shell 2.2 arranged on a lathe bed 1, a rotary body 2.3 lined in a central through hole of the knife rest shell 2.2 through a bearing, a pair of knives 2.4 symmetrically arranged on the rotary body 2.3 and a rotary motor 2.1 for driving the rotary body 2.3 to rotate through a gear set 2.6. The bottom of the tool rest shell 2.2 is welded on the nut 2.5, the feed motor 1.2 drives the ball screw 1.1 to rotate, and the cyclone tool rest 2 is driven to longitudinally move on the lathe bed 1 through the nut 2.5 on the ball screw 1.1. The rotating motor 2.1 transmits torque to the rotating body 2.3 through the gear set 2.6 to drive the rotating body 2.3 to rotate, and the cutter 2.4 on the rotating body 2.3 turns the excircle of the straight pipe part of the bent pipe 6.
The outer circle center frame 3 comprises an outer circle center frame base 3.1, an outer circle center frame mounting seat 3.2 and an outer circle center frame pressing plate 3.3 which are arranged on the outer circle center frame base 3.1, an adjusting screw rod 3.4 which is transversely (vertically) arranged on a bearing seat of the outer circle center frame base 3.1, and an adjusting nut 3.5 which is sleeved on the adjusting screw rod 3.4. After the top of the supporting screw of the outer circle center frame mounting seat 3.2 is inserted into the shaft hole of the outer circle center frame pressing plate 3.3, the outer circle center frame pressing plate 3.3 and the outer circle center frame mounting seat 3.2 are combined to form an axial through hole for axially inserting the straight pipe part of the bent pipe 6, and the supporting screw is locked by the locking nut to press the outer circle center frame pressing plate 3.3 on the straight pipe of the bent pipe 6; the bottom of the outer circle center frame mounting seat 3.2 is fixed on the adjusting nut 3.5, and the adjusting nut 3.5 is driven to transversely move through the adjusting screw rod 3.4, so that the outer circle center frame mounting seat 3.2 is driven to transversely move, and the axis of the adjusting bent pipe 6 is overlapped with the axis of the rotating body 2.3.
The inner hole center frame 4 comprises an inner hole center frame base 4.1, a supporting mandrel 4.2 longitudinally inserted into the inner hole center frame base 4.1 and an adjusting disc 4.3 arranged at the front end of the supporting mandrel 4.2, wherein the supporting mandrel 4.2 and the rotating body 2.3 are coaxially arranged. When the support mandrel 4.2 is in operation, after the support mandrel is inserted into the inner hole of the elbow pipe 6, the adjusting disc 4.3 is locked on the inner wall of the elbow pipe 6 through a circle of adjusting screws 4.4 and locking nuts 4.5 on the adjusting disc 4.3, and the inner hole of the elbow pipe 6 is positioned and aligned through the adjusting disc 4.3.
The clamping mechanism 5 comprises a clamping mechanism base 5.1, a bottom support frame 5.2 and an upper support frame 5.3 which are fixed on the clamping mechanism base 5.1, an adjusting screw rod which is transversely (vertically) arranged on a bearing seat at the bottom of the movable bottom support frame 5.2, and an adjusting nut which is sleeved on the adjusting screw rod. After the top of the supporting screw rod of the bottom supporting frame 5.2 is inserted into the shaft hole of the upper supporting frame 5.3, the upper supporting frame 5.3 and the bottom supporting frame 5.2 are combined to form a transverse through hole for the bending part of the bent pipe to be inserted, and the locking nut locks the supporting screw rod to press the upper supporting frame 5.3 on the bent pipe; the bottom of the bottom support frame 5.2 is fixed on the adjusting nut, and the adjusting nut is driven to transversely move by the adjusting screw rod, so that the bottom support frame 5.2 is driven to transversely move, and the clamping device is suitable for clamping bent pipes with different lengths. The placing angle of the clamping mechanism is adjusted to adapt to the clamping of bent pipes with different bending angles.
The utility model relates to a processing device for the outer circular surface of an elbow, which comprises the following specific working procedures: firstly, a straight pipe part processing section of an elbow pipe 6 passes through a cyclone tool rest, a bending part of the elbow pipe is placed on a clamping mechanism 5, the straight pipe part of the elbow pipe is placed on an outer circle center frame 3, and an outer circle center frame 3 is adjusted to adjust the axis of the section to be processed of the elbow pipe 6 to be consistent with the axis of a rotating body 2.3 and then sequentially compress an outer circle center frame pressing plate and an upper supporting frame 5.3; simultaneously, the supporting mandrel 4.2 of the inner hole center frame 4 stretches into the inner hole of the elbow 6, the supporting mandrel 4.2 is positioned in the inner hole of the elbow 6 through the adjusting screw 4.3, clamping and aligning of an elbow workpiece are completed at the moment, then the cyclone knife rest 2 is started, and the excircle of the elbow 6 is cut through turning tools on the two cutters 2.4.
The utility model solves the technical problem that the outer circle of the bent pipe cannot be processed, and the cutting rotating speed and the feeding speed can be adjusted according to the processing requirements by the rotating motor and the feeding motor so as to meet the requirements of different bent pipe diameters and different processing precision, and the utility model has high cutting efficiency and simple workpiece clamping and alignment.
Claims (4)
1. The utility model provides a return bend outer disc processingequipment which characterized in that: comprises a lathe bed (1), an outer circle center frame (3), a cyclone tool rest (2) and an inner hole center frame (4) which are longitudinally arranged on the lathe bed (1) from front to back in sequence; the lathe bed (1) comprises a lathe bed base (1.3), a pair of guide rails (1.4) symmetrically arranged on the lathe bed base (1.3), a ball screw (1.1) arranged in a bearing seat on the side surface of the lathe bed base (1.3), a nut (2.5) sleeved on the ball screw (1.1) and a feed motor (1.2) for driving the ball screw (1.1);
the cyclone knife rest (2) comprises a knife rest shell (2.2) arranged on a lathe bed (1), a rotary body (2.3) lined in a central through hole of the knife rest shell (2.2) through a bearing, a pair of knives (2.4) symmetrically arranged on the rotary body (2.3), a rotary motor (2.1) for driving the rotary body (2.3) to rotate through a gear set (2.6), and the bottom of the knife rest shell (2.2) is welded on a nut (2.5).
2. The elbow outer circular surface machining device according to claim 1, wherein: the outer circle center frame (3) comprises an outer circle center frame base (3.1), an outer circle center frame mounting seat (3.2) and an outer circle center frame pressing plate (3.3) which are arranged on the outer circle center frame base (3.1), an adjusting screw rod (3.4) transversely arranged on a bearing seat of the outer circle center frame base (3.1) and an adjusting nut (3.5) sleeved on the adjusting screw rod (3.4); after the top of the supporting screw of the outer circle center frame installation seat (3.2) is inserted into the shaft hole of the outer circle center frame pressing plate (3.3), the outer circle center frame pressing plate (3.3) and the outer circle center frame installation seat (3.2) are combined to form an axial through hole for the axial insertion of the straight pipe part of the bent pipe (6), and the locking nut locks the supporting screw to tightly press the outer circle center frame pressing plate (3.3) on the straight pipe of the bent pipe (6).
3. The elbow outer circular surface machining device according to claim 1, wherein: the inner hole center frame (4) comprises an inner hole center frame base (4.1), a supporting mandrel (4.2) longitudinally inserted into the inner hole center frame base (4.1) and an adjusting disc (4.3) arranged at the front end of the supporting mandrel (4.2), wherein the supporting mandrel (4.2) and the rotating body (2.3) are coaxially arranged; after the supporting mandrel (4.2) is inserted into the inner hole of the elbow pipe (6), the adjusting disc (4.3) is locked on the inner wall of the elbow pipe (6) through a circle of adjusting screws (4.4) and locking nuts (4.5) on the adjusting disc (4.3).
4. The elbow outer circular surface machining device according to claim 1, wherein: the device also comprises a clamping mechanism (5) arranged at the front end of the lathe bed (1); the clamping mechanism (5) comprises a clamping mechanism base (5.1), a bottom support frame (5.2) and an upper support frame (5.3) which are fixed on the clamping mechanism base (5.1), an adjusting screw rod transversely arranged on a bottom bearing seat of the movable bottom support frame (5.2) and an adjusting nut sleeved on the adjusting screw rod; after the top of the supporting screw rod of the bottom supporting frame (5.2) is inserted into the shaft hole of the upper supporting frame (5.3), the upper supporting frame (5.3) and the bottom supporting frame (5.2) are combined to form a transverse through hole for inserting the bent part of the bent pipe, and the locking nut locks the supporting screw rod to press the upper supporting frame (5.3) on the bent pipe; the bottom of the bottom supporting frame (5.2) is fixed on the adjusting nut, and the adjusting nut is driven to transversely move by the adjusting screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320929215.6U CN220073949U (en) | 2023-04-21 | 2023-04-21 | Device for processing outer circular surface of bent pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320929215.6U CN220073949U (en) | 2023-04-21 | 2023-04-21 | Device for processing outer circular surface of bent pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220073949U true CN220073949U (en) | 2023-11-24 |
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ID=88825922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320929215.6U Active CN220073949U (en) | 2023-04-21 | 2023-04-21 | Device for processing outer circular surface of bent pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220073949U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117884848A (en) * | 2024-03-18 | 2024-04-16 | 四川优机精密机械制造有限公司 | Processing method of oil transportation elbow joint of aircraft engine |
-
2023
- 2023-04-21 CN CN202320929215.6U patent/CN220073949U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117884848A (en) * | 2024-03-18 | 2024-04-16 | 四川优机精密机械制造有限公司 | Processing method of oil transportation elbow joint of aircraft engine |
| CN117884848B (en) * | 2024-03-18 | 2024-05-07 | 四川优机精密机械制造有限公司 | Processing method of oil transportation elbow joint of aircraft engine |
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