CN216027605U

CN216027605U - Equipment for processing necking pipe

Info

Publication number: CN216027605U
Application number: CN202122649688.4U
Authority: CN
Inventors: 蔡代寿
Original assignee: Xiamen Ruijing Metal Product Co ltd
Current assignee: Xiamen Ruijing Metal Product Co ltd
Priority date: 2021-11-01
Filing date: 2021-11-01
Publication date: 2022-03-15
Anticipated expiration: 2031-11-01

Abstract

The application relates to equipment for processing a necking pipe, which comprises an equipment body, wherein the equipment body is provided with a rotating chuck for fixing a pipe body and a forming mechanism for necking the pipe body, and a double-shaft moving platform for driving the forming mechanism to move is arranged between the forming mechanism and the equipment body; the forming mechanism comprises a fixing shaft vertically arranged on the rotating chuck, two forming wheels are symmetrically arranged on the outer peripheral side of the fixing shaft, each forming wheel comprises a first round table and a second round table which are integrally formed, and a fillet used for forming a necking is arranged between the first round table and the second round table. The utility model provides an equipment for processing throat pipe processes out the throat through extrusion's mode at the tip of body, is favorable to making the wall thickness of throat remain unchanged, can make the throat pipe that makes have good structural strength.

Description

Equipment for processing necking pipe

Technical Field

The utility model relates to a body processing technology field especially relates to an equipment for processing throat pipe.

Background

The necking pipe is characterized in that a necking is arranged at one end of a pipe body, so that the outer diameter of the necking is smaller than that of the pipe body; when the follow-up pipe body is used, the necking of the pipe body can be inserted into the other pipe body, so that the two pipe bodies can be quickly connected.

At present, when an existing necking pipe is machined, a chamfer cutter is generally used for milling off leftover materials on the outer edge of a pipe body, and therefore a necking with a smaller outer diameter is formed. However, the wall thickness of the necking part of the necking pipe manufactured by the processing method is reduced, so that the structural strength of the necking pipe is easily reduced, and the situation that the necking part is partially broken when a subsequent pipe body is used is likely to occur.

SUMMERY OF THE UTILITY MODEL

In order to enable the necking pipe to maintain good structural strength, the application provides equipment for processing the necking pipe.

The application provides an equipment for processing throat pipe adopts following technical scheme:

the utility model provides an equipment for processing throat pipe, includes the equipment body, the equipment body is installed and is used for the rotating chuck of fixed body and is used for carrying out the forming mechanism of throat processing to the body, install the biax moving platform who is used for driving the forming mechanism and removes between forming mechanism and the equipment body.

The forming mechanism comprises a fixed shaft vertically arranged on the rotating chuck, and the outer diameter of the fixed shaft is smaller than the inner diameter of the pipe body; two forming wheels are symmetrically arranged on the outer peripheral side of the fixed shaft, each forming wheel comprises a first circular table and a second circular table which are integrally formed, the first circular table abuts against the fixed shaft, and the outer diameter of the first circular table is smaller than that of the second circular table; and a fillet used for forming a necking is arranged between the first round table and the second round table.

Through adopting foretell technical scheme, the equipment for processing throat pipe of this application is when using, will treat the body firm installation in rotating chuck of processing earlier, then control biax moving platform removes, and biax moving platform can drive forming mechanism and be close to rotating chuck to inside making the fixed axle stretch into the body, the tip of final body can support by the outer peripheral face of first round platform on the forming wheel.

In addition, the rotating chuck can drive the pipe body to rotate around the central axis of the rotating chuck in the circumferential direction, and when the pipe body abuts against the outer circumferential surface of the first round platform, the outer edge of the pipe body can be extruded to form a chamfer matched with the inverted fillet, so that a necking is formed. Because the necking is formed by extrusion, the wall thickness of the necking is kept unchanged, the manufactured necking pipe has good structural strength, and the possibility of local fracture of the necking pipe in subsequent use is reduced.

Optionally, a radially through slot is formed in the outer peripheral side of the fixed shaft, an installation rod is connected in the slot in a penetrating manner, and both the two forming wheels can be detachably installed on the installation rod; the end of the fixed shaft is provided with a fastener for fixing the installation rod, and the fastener penetrates through the slot and abuts against the installation rod.

By adopting the technical scheme, after the mounting rod is inserted into the slot, the relative position of the mounting rod and the fixed shaft can be fixed through the fastener; two forming wheels are all detachably mounted on the mounting rod, and through replacing the forming wheels with different sizes, necking processing can be performed on the pipe bodies with different outer diameters, so that the compatibility of the equipment is improved.

Optionally, an installation groove is formed in one end, away from the first circular truncated cone, of the second circular truncated cone, a bearing is installed in the installation groove, and the forming wheel is rotatably connected to the installation rod through the bearing; one end of the first round platform, which is far away from the second round platform, is provided with a abdicating groove, and the abdicating groove is communicated with the mounting groove; the inner diameter of the abdicating groove is larger than the outer diameter of the mounting rod.

By adopting the technical scheme, after the bearing is arranged in the mounting groove of the second circular truncated cone, the forming wheel is rotationally connected to the mounting rod through the bearing, so that the forming wheel can circumferentially rotate around the central axis of the mounting rod; when the double-shaft moving platform drives the forming mechanism to move towards the direction close to the rotating chuck, so that the end part of the pipe body is abutted against the outer peripheral surface of the first circular table, the rotating chuck can drive the forming wheel to be driven, the friction between the end part of the pipe body and the forming wheel is further weakened, and the possibility of serious abrasion of the necking part of the pipe body is reduced.

Optionally, the two ends of the mounting rod are respectively provided with a positioning piece for positioning the forming wheel.

Through adopting foretell technical scheme, the setting of setting element is used for fixed shaping wheel in the relative position of installation pole, reduces the body and supports when leaning on in first round platform shaping wheel to the possibility of keeping away from the direction of fixed axle and sliding.

Optionally, a milling plane is arranged in the middle of the mounting rod, and the fastening piece abuts against the milling plane.

Through adopting foretell technical scheme, set up the milling plane at the middle part of installation pole, the fastener supports tightly can greatly improve the connection steadiness between installation pole and the fixed axle after milling the plane, reduces the fastener and appears removing or the pivoted possibility of installation pole in the slot when becoming flexible.

Optionally, the forming mechanism further includes a first fixing seat for mounting the fixing shaft, and the first fixing seat is fixed on the upper surface of the dual-axis moving platform; one side of the first fixed seat facing the rotary chuck is provided with a circular groove matched with the fixed shaft, and the fixed shaft is inserted in the circular groove in a matching manner; the upper surface of the first fixing seat is provided with a first bolt, and the first bolt penetrates through the circular groove and is connected to the fixing shaft.

By adopting the technical scheme, after the fixed shaft is inserted into the circular groove, the fixed shaft can be stably fixed through the first bolt; when the fixed shaft and the forming wheel are required to be maintained and replaced subsequently, the first fastening piece is loosened, the fixed shaft can be conveniently detached from the circular groove, and the maintenance of the fixed shaft and the forming wheel is facilitated.

Optionally, the turning mechanism that is used for processing the body external screw thread is installed to the equipment body, the turning mechanism is fixed in biax moving platform's upper surface and is located forming mechanism's outside.

Through adopting foretell technical scheme, after the body processing throat, can turn out the external screw thread in the periphery side of throat through turning mechanism, be convenient for follow-up with body and another body correspondence connection.

Optionally, the turning mechanism includes a second fixed seat and a turning tool; the second fixed seat is fixed on the upper surface of the double-shaft moving platform, a cutter groove is formed in one side, facing the rotary chuck, of the second fixed seat, and the turning cutter is installed in the cutter groove in a matched mode; and a second bolt is arranged on the upper surface of the second fixed seat and penetrates through the cutter groove and is connected to the turning cutter.

By adopting the technical scheme, after the turning tool is arranged in the tool groove, the turning tool can be stably fixed through the second bolt; the turning tool can be conveniently detached through loosening the second bolt subsequently, and the turning tool is convenient to maintain.

In summary, the present application includes at least one of the following beneficial technical effects:

1. according to the method, the end part of the pipe body is processed with the necking in an extrusion forming mode, so that the wall thickness of the necking is kept unchanged, the manufactured necking pipe has good structural strength, and the possibility of local fracture of the necking pipe in subsequent use is reduced;

2. the two forming wheels are detachably arranged on the mounting rod, and pipe bodies with different outer diameters can be subjected to necking processing by replacing the forming wheels with different sizes, so that the compatibility of the equipment is improved;

3. the forming wheel is connected in the installation pole through bearing rotation, and when body tip supported in the peripheral surface of first round platform, the rotation of spin chuck can take the forming wheel driven, and then weakens the friction between body tip and the forming wheel, reduces the possibility that serious wearing and tearing appear in the throat department of body.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is an exploded view of the forming mechanism and turning mechanism in an embodiment of the present application;

FIG. 4 is an enlarged view at B in FIG. 3;

fig. 5 is a schematic structural view of the components of the mounting bar in the embodiment of the present application.

Description of reference numerals: 1. an apparatus body; 11. a mounting frame; 2. rotating the chuck; 3. a molding mechanism; 31. a fixed shaft; 311. a first shaft section; 3111. a slot; 312. a second shaft section; 313. mounting a rod; 3131. milling a plane; 314. a fastener; 32. a first fixed seat; 321. a circular groove; 322. a first bolt; 33. a forming wheel; 331. a first circular table; 3311. a yielding groove; 332. a second circular table; 3321. mounting grooves; 3322. a bearing; 333. rounding off; 34. a positioning member; 4. a turning mechanism; 41. turning a cutter; 42. a second fixed seat; 421. a cutter groove; 422. a second bolt; 5. a dual-axis moving platform; 6. a tube body.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses equipment for processing a necking pipe.

Referring to fig. 1, an apparatus for processing a necking pipe includes an apparatus body 1, the apparatus body 1 is provided with a rotating chuck 2 for fixing a pipe body 6, a forming mechanism 3 for necking the pipe body 6, and a turning mechanism 4 for processing an external thread of the pipe body 6; the upper surface of the equipment body 1 is provided with a double-shaft moving platform 5, the forming mechanism 3 and the turning mechanism 4 are both positioned on the double-shaft moving platform 5, and the forming mechanism 3 and the turning mechanism 4 can be moved towards the direction close to the rotating chuck 2 by controlling the double-shaft moving platform 5.

Referring to fig. 1, a mounting frame 11 is integrally formed on the upper surface of an apparatus body 1, the mounting frame 11 is located on the outer side of a biaxial movement platform 5, and a spin chuck 2 is mounted on one side of the mounting frame 11 facing the biaxial movement platform 5; the internally mounted of mounting bracket 11 has the rotation motor, rotates the motor and connects in spin chuck 2 for drive spin chuck 2 rotates, makes the centre gripping rotate together in spin chuck 2's body 6 can follow spin chuck 2.

Referring to fig. 2 and 3, the forming mechanism 3 includes a first fixing seat 32 and a fixing shaft 31, wherein the first fixing seat 32 is fixed on the upper surface of the dual-axis moving platform 5, and a circular groove 321 for installing the fixing shaft 31 is opened on one side of the first fixing seat 32 facing the rotating chuck 2. The fixing shaft 31 of the embodiment includes a first shaft section 311 and a second shaft section 312 which are integrally formed, wherein an outer diameter of the first shaft section 311 is smaller than an outer diameter of the second shaft section 312, and an outer diameter of the second shaft section 312 is equal to an inner diameter of the circular groove 321, so that the second shaft section 312 can be inserted into the circular groove 321 in a matching manner. The upper surface of the first fixing base 32 is further provided with a plurality of first bolts 322, and the first bolts 322 penetrate through the circular groove 321 and are connected with the second shaft section 312, so as to firmly fix the fixing shaft 31 to the first fixing base 32.

Referring to fig. 4, in the present embodiment, the outer diameter of the first shaft section 311 is set to be smaller than the inner diameter of the tube body 6, and the central axis of the first shaft section 311 is vertically disposed on the spin chuck 2; when the two-axis moving platform 5 drives the forming mechanism 3 to approach the rotating chuck 2, the first axis segment 311 can extend into the tube 6. The outer peripheral side of the first shaft segment 311 is provided with a slot 3111 penetrating through the two sides of the first shaft segment 311 along the radial line direction of the first shaft segment 311, the slot 3111 is internally matched and penetrated with an installation rod 313, and two ends of the installation rod 313 are respectively exposed out of the two sides of the first shaft segment 311.

Referring to fig. 4 and 5, a fastening member 314 for positioning the mounting rod 313 is installed at an end of the first shaft section 311 away from the second shaft section 312, and the fastening member 314 in this embodiment is a fastening bolt that is screwed into the second shaft section 312 and inserted into the slot 3111, so that a head of the fastening bolt abuts against the mounting rod 313. The mounting rod 313 is provided at a middle portion thereof with a milled surface 3131, and the head of the fastening bolt is pressed against the milled surface 3131, thereby greatly improving the stability of the mounting rod 313 mounted in the socket 3111.

Referring to fig. 4 and 5, forming wheels 33 are detachably mounted at both ends of mounting rod 313, respectively, so that when the end of tube 6 abuts against forming wheels 33, the reduced mouth of tube 6 can be formed by machining; the two forming wheels 33 are symmetrically arranged on both sides of the mounting bar 313. Each forming wheel 33 comprises a first circular truncated cone 331 and a second circular truncated cone 332 which are integrally formed, wherein the outer diameter of the first circular truncated cone 331 is smaller than that of the second circular truncated cone 332; the first circular truncated cone 331 abuts against the outer side surface of the first shaft section 311, and the second circular truncated cone 332 is located at one end of the first circular truncated cone 331, which is far away from the first shaft section 311. In this embodiment, the minimum distance between the two second round tables 332 is matched with the outer diameter of the pipe body 6, the transition between the first round table 331 and the second round table 332 is provided with a fillet 333, and when the double-shaft moving platform 5 drives the first shaft section 311 to extend into the pipe body 6, and the end of the pipe body 6 abuts against the first round table 331, the outer edge of the end of the pipe body 6 can be extruded to form a necking matched with the fillet 333.

Referring to fig. 4 and 5, an end portion of the second circular truncated cone 332, which is far away from the first circular truncated cone 331, is provided with a mounting groove 3321, and the mounting groove 3321 and the second circular truncated cone 332 are coaxially arranged; the mounting groove 3321 is internally provided with a bearing 3322 in a matching way, and the inner diameter of the bearing 3322 is equal to the outer diameter of the mounting rod 313. An end part of the first round table 331, which is far away from the second round table 332, is provided with a yielding groove 3311, and the yielding groove 3311 and the first round table 331 are coaxially arranged; the inner diameter of the relief groove 3311 is greater than the outer diameter of the mounting rod 313, and the relief groove 3311 is communicated with the mounting groove 3321. When the forming wheel 33 is mounted, the bearing 3322 is mounted to the mounting groove 3321, and then the first round table 331 is directed toward the fixed shaft 31, the mounting rod 313 passes through the relief groove 3311 and the mounting groove 3321 in order and is inserted into the inner race of the bearing 3322, so that the forming wheel 33 is stably mounted to the mounting rod 313 and can rotate in the circumferential direction around the central axis of the mounting rod 313.

Referring to fig. 4 and 5, two ends of the mounting rod 313 are respectively provided with a positioning element 34 for limiting the axial sliding of the forming wheel 33 on the mounting rod 313, and the positioning element 34 is located on one side of the forming wheel 33 away from the first shaft section 311; the positioning member 34 in this embodiment comprises two nuts, and the end of the mounting rod 313 is provided with a thread for connecting the nuts; the limiting function through two nuts can stabilize fixed shaping wheel 33, and follow-up also can conveniently dismantle two nuts and take out shaping wheel 33, the maintenance of being convenient for when needing to maintain shaping wheel 33 in addition and maintain.

Referring to fig. 2 and 3, the turning mechanism 4 is positioned outside the forming mechanism 3; the turning mechanism 4 comprises a second fixed seat 42 and a turning tool 41, wherein the second fixed seat 42 is fixed on the upper surface of the biaxial moving platform 5, a tool groove 421 is formed in one side of the second fixed seat 42, which faces the rotating chuck 2, and the shape of the tool groove 421 is matched with the shape of the turning tool 41; the turning tool 41 can be mounted in the tool groove 421, and the cutting head of the turning tool 41 is exposed on the side of the second fixed seat 42 facing the spin chuck 2. A plurality of second bolts 422 are further installed on the upper surface of the second fixing seat 42, and the second bolts 422 penetrate through the cutter groove 421 and are connected with the turning tool 41, so as to firmly fix the turning tool 41 on the second fixing seat 42.

The implementation principle of the equipment for processing the necking pipe in the embodiment of the application is as follows:

when the necking pipe is processed, the pipe body 6 is fixed on the rotating chuck 2, then the double-shaft moving platform 5 is controlled to move, the forming mechanism 3 moves towards the direction close to the rotating chuck 2, and the first shaft section 311 of the fixed shaft 31 extends into the pipe body 6; first shaft segment 311 constantly moves to body 6 is inside, and finally the tip of body 6 can support and lean on in first round platform 331, and body 6 can make the outer edge extrusion of body 6 tip form the throat under the drive of spin chuck 2. After the necking is formed, the double-shaft moving platform 5 is controlled to move, so that the turning tool 41 of the turning mechanism 4 abuts against the outer edge of the pipe body 6, external threads can be turned on the outer peripheral side of the pipe body 6, and the subsequent necking pipe is conveniently connected with other pipe bodies 6.

The necking of necking pipe in this application is through extrusion, and the wall thickness at 6 throats of body remains unchanged, can make the necking pipe who makes have good structural strength, has reduced the possibility that the necking pipe takes place local fracture when follow-up use.

The above is a preferred embodiment of the present application, and the scope of protection of the present application is not limited by the above, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An apparatus for processing a necked tube, characterized in that: the pipe body forming device comprises a device body (1), wherein a rotating chuck (2) used for fixing a pipe body (6) and a forming mechanism (3) used for necking the pipe body (6) are installed on the device body (1), and a double-shaft moving platform (5) used for driving the forming mechanism (3) to move is installed between the forming mechanism (3) and the device body (1);

the forming mechanism (3) comprises a fixed shaft (31) vertically arranged on the rotating chuck (2), and the outer diameter of the fixed shaft (31) is smaller than the inner diameter of the pipe body (6); two forming wheels (33) are symmetrically arranged on the outer peripheral side of the fixed shaft (31), each forming wheel (33) comprises a first circular truncated cone (331) and a second circular truncated cone (332) which are integrally formed, the first circular truncated cone (331) abuts against the fixed shaft (31), and the outer diameter of the first circular truncated cone (331) is smaller than that of the second circular truncated cone (332); a fillet (333) for forming a necking is arranged between the first round table (331) and the second round table (332).

2. The apparatus for processing a necked tube of claim 1, wherein: a radially through slot (3111) is formed in the outer peripheral side of the fixed shaft (31), an installation rod (313) penetrates through the slot (3111), and the two forming wheels (33) can be detachably installed on the installation rod (313); the end of the fixed shaft (31) is provided with a fastener (314) for fixing the mounting rod (313), and the fastener (314) penetrates through the slot (3111) and abuts against the mounting rod (313).

3. The apparatus for processing a necked tube of claim 2, wherein: one end, deviating from the first round table (331), of the second round table (332) is provided with a mounting groove (3321), a bearing (3322) is mounted in the mounting groove (3321), and the forming wheel (33) is rotatably connected to the mounting rod (313) through the bearing (3322); an abdicating groove (3311) is formed in one end, deviating from the second round table (332), of the first round table (331), and the abdicating groove (3311) is communicated with the mounting groove (3321); the inner diameter of the abdicating groove (3311) is larger than the outer diameter of the mounting rod (313).

4. The apparatus for processing a necked tube of claim 3, wherein: and positioning pieces (34) used for positioning the forming wheels (33) are respectively arranged at two ends of the mounting rod (313).

5. The apparatus for processing a necked tube of claim 2, wherein: the middle part of the mounting rod (313) is provided with a milling plane (3131), and the fastening piece (314) is abutted against the milling plane (3131).

6. The apparatus for processing a necked tube of claim 1, wherein: the forming mechanism (3) further comprises a first fixed seat (32) used for installing the fixed shaft (31), and the first fixed seat (32) is fixed on the upper surface of the double-shaft moving platform (5); the first fixing seat (32) faces a circular groove (321) on one side of the rotating chuck (2) and matched with the fixing shaft (31), and the fixing shaft (31) is inserted into the circular groove (321) in a matching mode; the upper surface mounting of first fixing base (32) has first bolt (322), first bolt (322) wear to establish to circular slot (321) and are connected in fixed axle (31).

7. The apparatus for processing a necked tube of claim 1, wherein: the device comprises a device body (1) and is characterized in that a turning mechanism (4) used for machining external threads of a pipe body (6) is installed on the device body (1), and the turning mechanism (4) is fixed on the upper surface of a double-shaft moving platform (5) and located on the outer side of a forming mechanism (3).

8. The apparatus for processing a necked tube of claim 7, wherein: the turning mechanism (4) comprises a second fixed seat (42) and a turning cutter (41); the second fixed seat (42) is fixed on the upper surface of the double-shaft moving platform (5), a cutter groove (421) is formed in one side, facing the rotary chuck (2), of the second fixed seat (42), and the turning cutter (41) is installed in the cutter groove (421) in a matched mode; and a second bolt (422) is installed on the upper surface of the second fixed seat (42), and the second bolt (422) penetrates through the cutter groove (421) and is connected to the turning cutter (41).