Thread machining device for seamless steel pipe

Abstract

The invention provides a seamless steel pipe thread machining device, and relates to the technical field of steel pipe slotting machining devices, the seamless steel pipe thread machining device comprises a bearing base, a bearing support frame, a positioning carrying frame, a fixed carrying seat, a bearing side seat and a cutter support; a movable support is mounted at the top of the bearing base; the bearing support frame is arranged at the top of the movable support; a butt joint open groove is formed in the side face of the positioning carrying frame. The fixed carrying seat is mounted on the side surface of the positioning carrying frame; the bearing side seat is mounted at one end of the bearing base; an assembling shaft groove is formed in the outer side of the cutter support; an adjusting supporting disc is matched with a spiral supporting groove to drive a clamping supporting column to conduct sliding adjustment, so that a positioning carrying frame limits and clamps seamless steel pipes of different sizes through the clamping supporting column, the positioning carrying frame rotates to drive the seamless steel pipes to be in rotary butt joint with a machining tool, and the machining tool conducts thread machining on the interiors of the seamless steel pipes. The problems that according to most thread machining devices, cutters are difficult to replace quickly, and meanwhile chippings are difficult to collect during machining are solved.

Description

Technical Field

[0001] The invention relates to the technical field of steel pipe grooving processing devices, in particular to a thread processing device for seamless steel pipes. Background Art

[0002] Seamless steel pipe is made by perforating a whole round steel. There is no weld on the surface of the steel pipe, which is called seamless steel pipe. The sealing of seamless steel pipe is good. According to the production method, seamless steel pipe can be divided into hot-rolled seamless steel pipe, cold-rolled seamless steel pipe, cold-drawn seamless steel pipe, extruded seamless steel pipe, jacking pipe, etc. According to the cross-sectional shape, seamless steel pipe is divided into round and special-shaped. Special-shaped pipes have square, oval, triangle, hexagon, melon seed, star, winged pipe and many other complex shapes. The maximum diameter is 900 mm and the minimum diameter is 4 mm. According to different uses, there are thick-walled seamless steel pipes and thin-walled seamless steel pipes. Seamless steel pipes are mainly used as petroleum geological drilling pipes, cracking pipes for petrochemical industry, boiler pipes, bearing pipes and high-precision structural steel pipes for automobiles, tractors and aviation.

[0003] Based on the above, many devices currently need to ensure sealing during connection, and seamless steel pipes are needed to ensure sealing connections. The butt sealing of seamless steel pipes needs to be achieved through threaded butt connection. However, most thread processing devices are difficult to quickly replace tools, and it is difficult to collect debris during processing, which affects the stability of the processing. Summary of the invention

[0004] In view of this, the present invention provides a thread processing device for seamless steel pipes, which has a bearing base, a bearing support frame, a positioning frame, a fixed seat, a bearing side seat and a tool support, so as to solve the problem that many devices need to ensure the sealing during connection, and further, seamless steel pipes are needed to ensure the sealing connection, and the butt sealing of seamless steel pipes needs to be achieved through threaded butt connection. However, most thread processing devices are difficult to quickly replace the tools, and it is difficult to collect debris during processing, which affects the stability of the processing.

[0005] The present invention provides a thread processing device for a seamless steel pipe, which specifically comprises: a bearing base, a bearing support frame, a positioning bearing frame, a fixed bearing seat, a bearing side seat and a tool support seat;

[0006] The top of the bearing base is fixedly installed with a movable support, the inner side of the movable support is rotatably provided with a threaded pillar, and one end of the movable support is fixedly installed with an adjusting motor; the bearing support frame is slidably arranged on the top of the movable support, and a threaded support block and a limit support block are fixedly installed on the bottom of the bearing support frame; a docking groove is opened through the side of the positioning frame, a rotating support cylinder is fixedly provided on the side of the positioning frame, an adjusting support plate is rotatably provided on the inner side of the positioning frame, a spiral support groove is opened on the side of the adjusting support plate, and a first support frame is fixedly sleeved on the outer side of the positioning frame; the fixed carrier is fixedly installed on the side of the positioning carrier frame, a second support frame is fixedly installed on the side of the fixed carrier, a bearing slide groove is opened on the side of the fixed carrier, and limited supports are fixedly installed at both ends of the inner side of the bearing slide groove A positioning pillar, a clamping pillar is slidably arranged on the inner side of the bearing slide groove; the bearing side seat is fixedly installed on one end of the bearing base, a rotating support frame is fixedly installed on the top of the bearing side seat, a positioning pillar is fixedly installed on the side of the bearing side seat, a rotating support groove is opened through the side of the positioning pillar, a rotating shaft is rotatably arranged on the inner side of the rotating support groove, and supporting seats are fixedly installed on both sides of the positioning pillar; an assembly shaft groove is opened on the outer side of the tool support, the tool support is rotatably arranged on the inner side of the rotating support frame through the assembly shaft groove, a positioning groove is opened on the side of the tool support, guide grooves are opened at both ends of the inner side of the positioning groove, a threaded shaft is rotatably arranged on the inner side of the positioning groove, an assembly block is sleeved on the outer side of the threaded shaft, and a transmission gear is fixedly installed on the side of the tool support.

[0007] In at least some embodiments, the top of the bearing base is further provided with: a fixed support and a collecting side frame;

[0008] The fixed support is fixedly installed at one end of the top of the bearing base; the collecting side frame is fixedly installed at the top of the fixed support; the fixed support cooperates with the collecting side frame to be arranged at one end of the processed seamless steel pipe for debris collection.

[0009] In at least some embodiments, the outer side of the movable support is further provided with: a fixed support block and a sliding support frame;

[0010] The fixed support blocks are fixedly installed on both sides of the movable support; the sliding support frame is fixedly installed on the top of the fixed support block; the bearing support frame can be moved and adjusted to the limit support through the fixed support block and the sliding support frame.

[0011] In at least some embodiments, the side of the bearing frame is further provided with: a supporting side seat, a driving motor and a driving gear;

[0012] The supporting side seat is fixedly installed on the side of the bearing frame; the driving motor is fixedly installed on the top of the supporting side seat; the driving gear is fixedly installed on one end of the rotating shaft of the driving motor; the driving motor cooperates with the driving gear to push the transmission gear ring.

[0013] In at least some embodiments, the inner side of the rotating support cylinder is further provided with: a rotating support shaft and a driving bevel gear;

[0014] The rotating support shaft is rotatably arranged inside the rotating support cylinder; the driving bevel gear is fixedly installed on one end of the rotating support shaft; the rotating support shaft cooperates with the driving bevel gear to drive the adjusting support plate to rotate as a whole.

[0015] In at least some embodiments, the inner side of the positioning frame is further provided with: a fixed support and a transmission gear ring;

[0016] The fixed support is fixedly installed on the inner side of the positioning frame; the transmission gear ring is fixedly installed on the side of the fixed support; the fixed support cooperates with the transmission gear ring to support the positioning frame to rotate as a whole.

[0017] In at least some embodiments, the side of the clamping pillar is further provided with: an assembly slot and an adjustment block;

[0018] The assembly slots are arranged on both sides of the clamping pillar; the adjusting block is fixedly installed on the side of the clamping pillar; the clamping pillar can be supported for positioning adjustment by cooperating with the adjusting block through the assembly slots.

[0019] In at least some embodiments, the two ends of the rotating shaft are also provided with: a driving worm and an adjusting grip plate;

[0020] The driving worm is fixedly installed at both ends of the rotating shaft; the adjusting grip is fixedly installed at one end of the driving worm; the driving worm cooperates with the adjusting grip to drive the driving worm wheel to rotate as a whole.

[0021] In at least some embodiments, the side surface of the support carrier is further provided with: a driving worm gear and an adjusting gear;

[0022] The driving worm wheel is rotatably arranged on the side of the supporting seat; the adjusting gear is fixedly arranged on the side of the driving worm wheel; the driving worm wheel cooperates with the adjusting gear to drive the transmission gear to rotate.

[0023] In at least some embodiments, the side of the assembly block is further provided with: a locking bolt and a machining tool;

[0024] The locking bolt is arranged on the inner side of the assembly block; the machining tool is fixedly installed on the inner side of the assembly block through the locking bolt; the assembly block can position and install the machining tool through the locking bolt.

[0025] The thread processing device for seamless steel pipe provided by the present invention has the following beneficial effects:

[0026] The present invention is provided with a bearing base, a bearing support frame, a positioning bearing frame, a fixed bearing seat, a bearing side seat and a tool support. The tool support can position and install multiple groups of different processing tools by assembling a clamp block in cooperation with a locking bolt. The assembly clamp block can be driven to adjust the position by rotating the threaded support shaft, and the supporting position of the processing tool on the side of the tool support can be adjusted. The adjusting gear can be driven to rotate by driving the worm in cooperation with the driving worm wheel, so that the adjusting gear can drive the tool support as a whole to rotate and adjust the fixed angle by cooperating with the transmission gear, so that the applicable processing tool can be docked with the fixed seamless steel pipe in the horizontal position. By rotating the support shaft and driving the bevel gear support adjustment support plate to rotate, the adjustment support plate cooperates with the spiral support groove to drive the clamping pillar to slide and adjust, so that the positioning frame can limit and clamp seamless steel pipes of different sizes through the clamping pillar. At the same time, the bearing base cooperates with the bearing support frame to support the positioning frame and the fixed carrier as a whole to adjust the position, so that the fixed carrier supports the seamless steel pipe and the processing tool to adjust the distance, and the positioning frame rotates to drive the seamless steel pipe and the processing tool to rotate and dock, so that the processing tool performs thread processing on the inside of the seamless steel pipe, and the fixed pillar supports the collection side frame set at the bottom of the seamless steel pipe to receive and collect debris. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the technical solution of the embodiment of the present invention, the drawings of the embodiment are briefly introduced below.

[0028] The drawings described below are only related to some embodiments of the present invention, but are not intended to limit the present invention.

[0029] In the attached picture:

[0030] Figure 1 It shows a schematic structural diagram of the overall component assembly arrangement of a processing device according to an embodiment of the present invention;

[0031] Figure 2 It shows a schematic structural diagram of the assembly and disassembly arrangement of the whole components of the bearing base according to an embodiment of the present invention;

[0032] Figure 3 It shows a structural schematic diagram of the assembly and disassembly arrangement of the whole components of the bearing support frame according to an embodiment of the present invention;

[0033] Figure 4 It shows a schematic diagram of the structure of the assembly and splitting main view of the positioning frame integral components according to an embodiment of the present invention;

[0034] Figure 5 It shows a schematic structural diagram of the assembly and disassembly side view of the positioning frame integral components according to an embodiment of the present invention;

[0035] Figure 6It shows a structural schematic diagram of the front view of the assembly and disassembly arrangement of the whole components of the fixed carrier according to an embodiment of the present invention;

[0036] Figure 7 It shows a schematic structural diagram of a side view of the assembly and disassembly arrangement of the integral components of the load-bearing side seat according to an embodiment of the present invention;

[0037] Figure 8 It shows a schematic structural diagram of the assembly and splitting of the tool support integral parts according to an embodiment of the present invention, from a front view to a side view;

[0038] Fig. 9 A schematic structural diagram of the assembly and disassembly side view of the tool support integral components according to an embodiment of the present invention is shown.

[0039] Reference numerals list

[0040] 1. Load-bearing base;

[0041] 101, movable support; 102, threaded support; 103, adjusting motor; 104, fixed support block; 105, sliding support frame; 106, fixed support; 107, collecting side frame;

[0042] 2. Load-bearing support frame;

[0043] 201, supporting side seat; 202, driving motor; 203, driving gear; 204, threaded support block; 205, limiting support block;

[0044] 3. Position the frame;

[0045] 301, butt-jointed slot; 302, rotating support cylinder; 303, rotating support shaft; 304, driving bevel gear; 305, adjusting support plate; 306, spiral support groove; 307, fixed support; 308, transmission gear ring; 309, first support frame;

[0046] 4. Fixed carrier;

[0047] 401, second support frame; 402, bearing slide; 403, limiting support; 404, clamping support; 405, assembly slot; 406, adjustment block;

[0048] 5. Load-bearing side seat;

[0049] 501, rotating support frame; 502, positioning pillar; 503, rotating support slot; 504, rotating bearing shaft; 505, driving worm; 506, adjusting grip plate; 507, supporting carrier; 508, driving worm wheel; 509, adjusting gear;

[0050] 6. Tool support;

[0051] 601, assembly shaft groove; 602, positioning groove; 603, guide support groove; 604, threaded support shaft; 605, assembly block; 606, locking bolt; 607, processing tool; 608, transmission gear. DETAILED DESCRIPTION

[0052] Example: Please refer to Figures 1 to 9 :

[0053] The present invention proposes a thread processing device for seamless steel pipes, comprising: a bearing base 1, a bearing support frame 2, a positioning frame 3, a fixed bearing seat 4, a bearing side seat 5 and a tool support seat 6;

[0054] A movable support 101 is fixedly installed on the top of the bearing base 1, and a threaded pillar 102 is rotatably arranged on the inner side of the movable support 101, and an adjusting motor 103 is fixedly installed on one end of the movable support 101; the bearing support frame 2 is slidably arranged on the top of the movable support 101, and a threaded support block 204 and a limit support block 205 are fixedly installed on the bottom of the bearing support frame 2; a docking groove 301 is opened through the side of the positioning frame 3, a rotating support cylinder 302 is fixedly arranged on the side of the positioning frame 3, an adjusting support plate 305 is rotatably arranged on the inner side of the positioning frame 3, a spiral support groove 306 is opened on the side of the adjusting support plate 305, and a first support frame 309 is fixedly sleeved on the outer side of the positioning frame 3; the fixed carrier 4 is fixedly installed on the side of the positioning frame 3, a second support frame 401 is fixedly installed on the side of the fixed carrier 4, a bearing slide groove 402 is opened on the side of the fixed carrier 4, and limit pillars 403 are fixedly installed on both ends of the inner side of the bearing slide groove 402, A clamping pillar 404 is slidingly arranged on the inner side of the slide groove 402; the bearing side seat 5 is fixedly installed at one end of the bearing base 1, and a rotating support frame 501 is fixedly installed on the top of the bearing side seat 5, and a positioning pillar 502 is fixedly installed on the side of the bearing side seat 5, and a rotating support groove 503 is opened through the side of the positioning pillar 502, and a rotating shaft 504 is rotatably arranged inside the rotating support groove 503, and supporting seats 507 are fixedly installed on both sides of the positioning pillar 502; an assembly shaft groove 601 is opened on the outer side of the tool support 6, and the tool support 6 is rotatably arranged on the inner side of the rotating support frame 501 through the assembly shaft groove 601, a positioning groove 602 is opened on the side of the tool support 6, and guide grooves 603 are opened at both ends of the inner side of the positioning groove 602, a threaded support shaft 604 is rotatably arranged on the inner side of the positioning groove 602, and an assembly block 605 is sleeved on the outer side of the threaded support shaft 604, and a transmission gear 608 is fixedly installed on the side of the tool support 6.

[0055] Embodiment 1: Figures 3 to 9As shown, the side of the clamping pillar 404 is also provided with: an assembly slot 405 and an adjustment block 406; the assembly slot 405 is opened on both sides of the clamping pillar 404; the adjustment block 406 is fixedly installed on the side of the clamping pillar 404; the two ends of the rotating shaft 504 are also provided with: a driving worm 505 and an adjustment grip plate 506; the driving worm 505 is fixedly installed at both ends of the rotating shaft 504; the adjustment grip plate 506 is fixedly installed at one end of the driving worm 505; the side of the supporting seat 507 is also provided with: a driving worm wheel 508 and an adjustment gear 509; the driving worm wheel 508 is rotatably arranged on the supporting seat 50 7 side; the adjusting gear 509 is fixedly arranged on the side of the driving worm wheel 508; the side of the assembly block 605 is also provided with: a locking bolt 606 and a processing tool 607; the locking bolt 606 is arranged on the inner side of the assembly block 605; the processing tool 607 is fixedly installed on the inner side of the assembly block 605 through the locking bolt 606; the driving worm 505 can be driven to rotate by adjusting the grip plate 506, so that the driving worm 505 cooperates with the driving worm wheel 508 to drive the adjusting gear 509 to rotate, and the adjusting gear 509 cooperates with the transmission gear to drive the tool support 6 as a whole to rotate at a fixed angle.

[0056] Embodiment 2: Based on Embodiment 1, Figures 2 to 8 As shown, the top of the bearing base 1 is also provided with: a fixed pillar 106 and a collecting side frame 107; the fixed pillar 106 is fixedly installed at one end of the top of the bearing base 1; the collecting side frame 107 is fixedly installed at the top of the fixed pillar 106; the outer side of the movable support 101 is also provided with: a fixed support block 104 and a sliding support frame 105; the fixed support block 104 is fixedly installed on both sides of the movable support 101; the sliding support frame 105 is fixedly installed on the top of the fixed support block 104; the side of the bearing support frame 2 is also provided with: a supporting side seat 201, a driving motor 202 and a driving gear 203; the supporting side seat 201 is fixedly installed on the side of the bearing support frame 2; the driving motor 202 is fixedly installed on the top of the supporting side seat 201; the driving gear 203 The wheel 203 is fixedly installed on one end of the rotating shaft of the driving motor 202; the inner side of the rotating support tube 302 is also provided with: a rotating support shaft 303 and a driving bevel gear 304; the rotating support shaft 303 is rotatably arranged on the inner side of the rotating support tube 302; the driving bevel gear 304 is fixedly installed on one end of the rotating support shaft 303; the inner side of the positioning frame 3 is also provided with: a fixed support 307 and a transmission gear ring 308; the fixed support 307 is fixedly installed on the inner side of the positioning frame 3; the transmission gear ring 308 is fixedly installed on the side of the fixed support 307; the driving motor 202 cooperates with the driving gear 203 to drive the transmission gear ring 308 to rotate, so that the fixed support 307 supports the positioning frame 3 and the fixed support 4 to rotate and adjust as a whole.

[0057] Specific usage and function of this embodiment: In the present invention, when in use, the tool support 6 is assembled by cooperating with the locking bolt 606 to position and install multiple groups of processing tools 607, and the support position of the processing tool 607 is adjusted by rotating the threaded support shaft 604. The support shaft 303 is rotated in cooperation with the driving bevel gear 304 to support the adjustment support plate 305 to rotate, so that the adjustment support plate 305 cooperates with the spiral support groove 306 to drive the clamping pillar 404 to slide and adjust, so that the positioning frame 3 can limit and clamp seamless steel pipes of different sizes through the clamping pillar 404. At the same time, the supporting base 1 cooperates with the supporting support frame 2 to support the positioning frame 3 and the fixed support seat 4 as a whole to adjust the position, so that the fixed support seat 4 supports the seamless steel pipe and the processing tool 607 to adjust the distance, so that the positioning frame 3 rotates to drive the seamless steel pipe and the processing tool 607 to rotate and dock, so that the processing tool 607 performs thread processing on the inside of the seamless steel pipe.

Claims

1. A thread processing device for a seamless steel pipe, comprising: A bearing base (1), a bearing support frame (2), a positioning frame (3), a fixed bearing seat (4), a bearing side seat (5) and a tool support seat (6); The top of the bearing base (1) is fixedly installed with a movable support (101), the inner side of the movable support (101) is rotatably provided with a threaded support (102), and one end of the movable support (101) is fixedly installed with an adjustment motor (103); it is characterized in that the bearing support frame (2) is slidably arranged on the top of the movable support (101), and the bottom of the bearing support frame (2) is fixedly installed with a threaded support block (204) and a limit support block (205); the side of the positioning frame (3) is provided with a docking groove (301), and the side of the positioning frame (3) is fixedly provided with a threaded support block (204) and a limit support block (205). A rotating support cylinder (302) is fixedly arranged, an adjusting support plate (305) is rotatably arranged inside the positioning frame (3), a spiral support groove (306) is provided on the side of the adjusting support plate (305), and a first support frame (309) is fixedly sleeved on the outside of the positioning frame (3); the fixed carrier (4) is fixedly installed on the side of the positioning frame (3), a second support frame (401) is fixedly installed on the side of the fixed carrier (4), a bearing slide groove (402) is provided on the side of the fixed carrier (4), and limited support pillars (401) are fixedly installed at both ends of the inner side of the bearing slide groove (402). 03), a clamping pillar (404) is slidably arranged inside the bearing slide groove (402); the bearing side seat (5) is fixedly installed at one end of the bearing base (1), a rotating support frame (501) is fixedly installed on the top of the bearing side seat (5), a positioning pillar (502) is fixedly installed on the side of the bearing side seat (5), a rotating support groove (503) is opened through the side of the positioning pillar (502), a rotating bearing shaft (504) is rotatably arranged inside the rotating support groove (503), and supporting seats (507) are fixedly installed on both sides of the positioning pillar (502); The tool support (6) is provided with an assembly shaft groove (601) on the outside, and the tool support (6) is rotatably arranged on the inside of the rotating support frame (501) through the assembly shaft groove (601). A positioning groove (602) is provided on the side of the tool support (6), and guide grooves (603) are provided at both ends of the inner side of the positioning groove (602). A threaded support shaft (604) is rotatably arranged on the inner side of the positioning groove (602), and an assembly clamping block (605) is sleeved on the outer side of the threaded support shaft (604). A transmission gear (608) is fixedly installed on the side of the tool support (6).

2. A thread processing device for a seamless steel pipe according to claim 1, characterized in that: The top of the bearing base (1) is also provided with: a fixing support (106) and a collecting side frame (107); The fixed support column (106) is fixedly mounted on one end of the top of the bearing base (1); and the collecting side frame (107) is fixedly mounted on the top of the fixed support column (106).

3. The thread processing device for a seamless steel pipe according to claim 1, characterized in that: The outer side of the movable support (101) is also provided with: a fixed support block (104) and a sliding support frame (105); The fixed support blocks (104) are fixedly installed on both sides of the movable support (101); and the sliding support frame (105) is fixedly installed on the top of the fixed support blocks (104).

4. The thread processing device for a seamless steel pipe according to claim 1, characterized in that: The side surface of the bearing support frame (2) is also provided with: a supporting side seat (201), a driving motor (202) and a driving gear (203); The supporting side seat (201) is fixedly mounted on the side of the bearing support frame (2); the driving motor (202) is fixedly mounted on the top of the supporting side seat (201); and the driving gear (203) is fixedly mounted on one end of the rotating shaft of the driving motor (202).

5. The thread processing device for a seamless steel pipe according to claim 1, characterized in that: The inner side of the rotating support cylinder (302) is also provided with: a rotating support shaft (303) and a driving bevel gear (304); The rotating support shaft (303) is rotatably arranged inside the rotating support cylinder (302); the driving bevel gear (304) is fixedly installed on one end of the rotating support shaft (303).

6. The thread processing device for a seamless steel pipe according to claim 1, characterized in that: The inner side of the positioning frame (3) is also provided with: a fixed support (307) and a transmission gear ring (308); The fixed support (307) is fixedly installed on the inner side of the positioning frame (3); and the transmission gear ring (308) is fixedly installed on the side of the fixed support (307).

7. The thread processing device for a seamless steel pipe according to claim 1, characterized in that: The side surface of the clamping pillar (404) is also provided with: an assembly slot (405) and an adjustment block (406); The assembly slots (405) are provided on both sides of the clamping pillar (404); and the adjustment block (406) is fixedly mounted on the side of the clamping pillar (404).

8. The thread processing device for a seamless steel pipe according to claim 1, characterized in that: The two ends of the rotating shaft (504) are also provided with: a driving worm (505) and an adjusting grip plate (506); The driving worm (505) is fixedly mounted on both ends of the rotating shaft (504); and the adjusting gripping plate (506) is fixedly mounted on one end of the driving worm (505).

9. The thread processing device for a seamless steel pipe according to claim 1, characterized in that: The side surface of the support carrier (507) is also provided with: a driving worm gear (508) and an adjusting gear (509); The driving worm wheel (508) is rotatably arranged on the side of the supporting base (507); and the adjusting gear (509) is fixedly arranged on the side of the driving worm wheel (508).

10. The thread processing device for a seamless steel pipe according to claim 1, characterized in that: The side surface of the assembly block (605) is also provided with: a locking bolt (606) and a machining tool (607); The locking bolt (606) is arranged on the inner side of the assembly block (605); the machining tool (607) is fixedly mounted on the inner side of the assembly block (605) through the locking bolt (606).

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