CN217648224U - Seamless steel pipe top clamping device - Google Patents
Seamless steel pipe top clamping device Download PDFInfo
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- CN217648224U CN217648224U CN202123424320.4U CN202123424320U CN217648224U CN 217648224 U CN217648224 U CN 217648224U CN 202123424320 U CN202123424320 U CN 202123424320U CN 217648224 U CN217648224 U CN 217648224U
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- seamless steel
- clamping device
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Abstract
The utility model belongs to the technical field of seamless steel pipe processing, especially, seamless steel pipe top clamping device, to the problem that it is not convenient to carry out centre gripping and the precision is relatively poor, efficiency is lower to the seamless steel pipe of different pipe diameters size, the following scheme is proposed at present, it includes the workstation, the top of workstation is fixed with the carriage of two symmetry settings, the inside wall sliding connection of carriage has the thread bush, the one end that two thread bushes are close to each other all is fixed with the movable plate, one side lateral wall of movable plate is fixed with splint, the top of workstation is fixed with two rotation racks of symmetry settings; the utility model discloses in drive screw thread lead screw and thread bush through adjustment mechanism and carry out the screw thread transmission, can make two splint be close to each other and carry out the centre gripping to the steel pipe outer wall fixed, the simple operation is laborsaving, and centre gripping efficiency is higher, and fixes the steel pipe outer wall through screw thread transmission's mode and have better stability, and difficult atress takes place not hard up skew.
Description
Technical Field
The utility model relates to a seamless steel pipe processing technology field especially relates to a seamless steel pipe top clamping device.
Background
The seamless steel pipe is a steel pipe perforated by a whole round steel without a weld joint on the surface, and is called a seamless steel pipe, and according to the production method, the seamless steel pipe can be hot-rolled, cold-drawn, extruded, etc., and is mainly used as a petroleum geology drill pipe, a cracking pipe for petrochemical industry, a boiler pipe, a bearing pipe, and a high-precision structural steel pipe for automobiles, tractors, and aviation.
Seamless steel pipe adds man-hour and need use clamping device to carry out the centre gripping fixed to its top to in process it, current clamping device structure is comparatively fixed, is not convenient for carry out the centre gripping to the different seamless steel pipe of multiple pipe diameter, and the suitability is relatively poor, and the easy dislocation of centre gripping in-process steel pipe squints, and the precision is relatively poor, and manual centre gripping is comparatively troublesome, has reduced machining efficiency.
Therefore, a seamless steel tube plug clamping device is needed to solve the problems that seamless steel tubes with different tube diameters cannot be clamped conveniently, the precision is poor, and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pair of seamless steel pipe top clamping device has solved and has been not convenient for carry out the relatively poor, the lower problem of efficiency of centre gripping and precision to the seamless steel pipe of different pipe diameter sizes.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a seamless steel pipe top clamping device, includes the workstation, the top of workstation is fixed with the carriage that two symmetries set up, the inside wall sliding connection of carriage has the thread bush, two the one end that the thread bush is close to each other all is fixed with the movable plate, one side lateral wall of movable plate is fixed with splint, the top of workstation is fixed with the rotating turret that two symmetries set up, the inside wall rotation of rotating turret is connected with the screw thread lead screw, the screw thread lead screw is with adjacent screw thread transmission between the thread bush, the installation cavity has been seted up to the inside of workstation, the inside of installation cavity is provided with adjustment mechanism.
Preferably, adjustment mechanism include with the fixed driving motor in installation cavity bottom, driving motor's output shaft is fixed with the pivot through the shaft coupling, the top of pivot is rotated with the top of installation cavity and is connected, it is connected with the connecting axle to rotate between the both sides lateral wall of installation cavity, worm wheel an has been cup jointed in the lateral wall fastening of connecting axle, the lateral wall fastening of pivot cup joint with worm wheel a matched with worm an, the top of workstation is rotated and is connected with the dwang that two symmetries set up, the top of dwang with the one end of screw lead screw all is fixed with intermeshing's bevel gear, the bottom of dwang with the bottom of installation cavity is rotated and is connected, worm wheel b has been cup jointed in the lateral wall fastening of dwang, worm b has been cup jointed in the lateral wall fastening of connecting axle, worm b and adjacent mesh transmission between the worm wheel a.
Preferably, two guide rods symmetrically arranged penetrate through the side wall of one side of the sliding frame in a sliding manner, one end of each guide rod is fixed with the side wall of one side of the movable plate, and the two guide rods are respectively positioned on two sides of the threaded sleeve.
Preferably, a positioning seat is fixed at the top end of the workbench, the positioning seat is cylindrical, and the positioning seat is located in the middle of the two clamping plates.
Preferably, the rotating frame and the sliding frame are jointly fixed with a cover plate at the top ends, and the side walls, close to each other, of the two clamping plates are both arranged to be arc surfaces.
Preferably, the screw thread lead screw with set up perpendicularly between the dwang, the dwang with be perpendicular setting between the connecting axle, the pivot with be perpendicular setting between the connecting axle.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in drive screw thread lead screw and thread bush through adjustment mechanism and carry out the screw thread transmission, can make two splint be close to each other and carry out the centre gripping fixed to the steel pipe outer wall, the simple operation is laborsaving, and centre gripping efficiency is higher, and fixes through screw thread transmission's mode to the steel pipe outer wall and have better stability, and difficult atress takes place not hard up skew.
2. The utility model discloses in can drive two splint synchronous motion through driving motor rotation, then be convenient for control splint to the centre gripping state of steel pipe, the operation is comparatively convenient, through insert the steel pipe in the location and cooperate two splint to be close to in step and carry out the centre gripping, can make splint right and calibrate the steel pipe, make it be located the positive centre of workstation, improved this clamping device's precision.
Drawings
Fig. 1 is a schematic view of the overall structure of a seamless steel pipe plug clamping device according to the present invention;
fig. 2 is a schematic view of a split structure of a seamless steel pipe plug clamping device according to the present invention;
fig. 3 is the utility model provides a seamless steel pipe top clamping device's workstation structure profile modeling sketch map.
In the figure: 1. a work table; 2. a carriage; 3. a threaded sleeve; 4. moving the plate; 5. a splint; 6. a rotating frame; 7. a threaded lead screw; 8. a mounting cavity; 9. an adjustment mechanism; 91. a drive motor; 92. a rotating shaft; 93. a connecting shaft; 94. a worm wheel a; 95. a worm a; 96. rotating the rod; 97. a bevel gear; 98. a worm wheel b; 99. a worm b; 10. a guide bar; 11. positioning seats; 12. and (7) a cover plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a seamless steel tube top clamping device comprises a workbench 1, wherein two sliding frames 2 which are symmetrically arranged are fixed at the top end of the workbench 1, threaded sleeves 3 are slidably connected to the inner side wall of each sliding frame 2, a movable plate 4 is fixed at one end, close to each other, of each threaded sleeve 3, a clamping plate 5 is fixed on the side wall of one side of each movable plate 4, two rotating frames 6 which are symmetrically arranged are fixed at the top end of the workbench 1, threaded lead screws 7 are rotatably connected to the inner side wall of each rotating frame 6, the threaded lead screws 7 are in threaded transmission with the adjacent threaded sleeves 3, an installation cavity 8 is formed in the workbench 1, and an adjusting mechanism 9 is arranged in the installation cavity 8; drive screw lead screw 7 and thread bush 3 through adjustment mechanism 9 and carry out the screw thread transmission, can make two splint 5 be close to each other and carry out the centre gripping fixed to the steel pipe outer wall, the simple operation is laborsaving, and centre gripping efficiency is higher, and fixes through the mode of screw thread transmission to the steel pipe outer wall and have better stability, and difficult atress takes place not hard up the skew.
The adjusting mechanism 9 comprises a driving motor 91 fixed at the bottom end of the installation cavity 8, an output shaft of the driving motor 91 is fixed with a rotating shaft 92 through a coupler, the top end of the rotating shaft 92 is rotatably connected with the top end of the installation cavity 8, a connecting shaft 93 is rotatably connected between the side walls of the two sides of the installation cavity 8, a worm wheel a94 is tightly sleeved on the outer side wall of the connecting shaft 93, a worm a95 matched with the worm wheel a94 is tightly sleeved on the outer side wall of the rotating shaft 92, the top end of the workbench 1 is rotatably connected with two symmetrically arranged rotating rods 96, the top ends of the rotating rods 96 and one end of the threaded lead screw 7 are both fixed with mutually-meshed bevel gears 97, the bottom end of each rotating rod 96 is rotatably connected with the bottom end of the installation cavity 8, a worm wheel b98 is tightly sleeved on the outer side wall of each rotating rod 96, a worm b99 is tightly sleeved on the outer side wall of the connecting shaft 93, and the worm b99 is in meshing transmission with the adjacent worm wheel a 94; rotate through driving motor 91 and can drive two splint 5 synchronous movement, then be convenient for control splint 5 to the centre gripping state of steel pipe, the operation is comparatively convenient, through insert the steel pipe in the location and cooperate two splint 5 to be close to in step and carry out the centre gripping, can make splint 5 right and calibrate the steel pipe, makes it be located the centre of workstation 1, has improved this clamping device's precision.
Two symmetrically arranged guide rods 10 penetrate through the side wall of one side of the sliding frame 2 in a sliding manner, one end of each guide rod 10 is fixed with the side wall of one side of the movable plate 4, and the two guide rods 10 are respectively positioned on two sides of the threaded sleeve 3.
A positioning seat 11 is fixed at the top end of the working table 1, the positioning seat 11 is cylindrical, and the positioning seat 11 is located in the middle of the two clamping plates 5.
The rotating frame 6 and the top end of the sliding frame 2 are jointly fixed with a cover plate 12, and the side walls of the two clamping plates 5 close to each other are both arranged into cambered surfaces.
The screw lead screw 7 is vertically arranged with the rotating rod 96, the rotating rod 96 is vertically arranged with the connecting shaft 93, and the rotating shaft 92 is vertically arranged with the connecting shaft 93.
The working principle is as follows: when the top of seamless steel pipe needs to be clamped and fixed, the steel pipe top is inserted on the positioning seat 11, then the positioning seat 11 is located inside the steel pipe to be preliminarily positioned, meanwhile, the driving motor 91 is started to drive the rotating shaft 92 to rotate, the rotating shaft 92 drives the worm a95 and the worm wheel a94 to be meshed and driven when rotating, then the connecting shaft 93 is driven to rotate, the connecting shaft 93 drives the worm b99 and the worm wheel b98 to be meshed and driven when rotating, then the two rotating rods 96 are driven to rotate, the two corresponding bevel gears 97 are driven to be meshed and driven when rotating, then the threaded lead screw 7 is driven to rotate, the threaded lead screw 7 is in threaded transmission with the threaded sleeve 3 when rotating, then the threaded sleeve 3 is driven to push the movable plate 4 to move, the two clamping plates 5 are driven to be close to each other to clamp and fix the outer side wall of the steel pipe when the two clamping plates 5 move synchronously, the stability of the steel pipe during processing is ensured, the steel pipe can be righted and calibrated when the two clamping plates 5 move synchronously, and the steel pipe is positioned more accurately.
The driving motor 91 is commercially available, and the driving motor 91 is provided with a power supply, which belongs to the mature technology in the field and is fully disclosed, so the repeated description in the specification is omitted.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a seamless steel pipe top clamping device, includes workstation (1), its characterized in that, the top of workstation (1) is fixed with carriage (2) that two symmetries set up, the inside wall sliding connection of carriage (2) has thread bush (3), two the one end that thread bush (3) are close to each other all is fixed with movable plate (4), one side lateral wall of movable plate (4) is fixed with splint (5), the top of workstation (1) is fixed with swivel mount (6) that two symmetries set up, the inside wall rotation of swivel mount (6) is connected with screw lead screw (7), screw lead screw (7) and adjacent screw transmission between thread bush (3), installation cavity (8) have been seted up to the inside of workstation (1), the inside of installation cavity (8) is provided with adjustment mechanism (9).
2. The seamless steel tube plug clamping device according to claim 1, wherein the adjusting mechanism (9) comprises a driving motor (91) fixed at the bottom end of the installation cavity (8), an output shaft of the driving motor (91) is fixed with a rotating shaft (92) through a coupler, the top end of the rotating shaft (92) is rotatably connected with the top end of the installation cavity (8), a connecting shaft (93) is rotatably connected between the side walls of the two sides of the installation cavity (8), a worm wheel a (94) is fixedly sleeved on the outer side wall of the connecting shaft (93), a worm a (95) matched with the worm wheel a (94) is fixedly sleeved on the outer side wall of the rotating shaft (92), two symmetrically arranged rotating rods (96) are rotatably connected at the top end of the workbench (1), the top end of the worm rod (96) and one end of the threaded screw rod (7) are both fixed with bevel gears (97) which are mutually meshed, the bottom end of the rotating rod (96) is rotatably connected with the bottom end of the installation cavity (8), a worm b (98) is fixedly sleeved on the outer side wall of the connecting shaft (93), and a worm wheel b (99 b) is fixedly meshed with the outer side wall of the worm wheel (94).
3. The seamless steel pipe plug clamping device according to claim 1, wherein two symmetrically arranged guide rods (10) are slidably penetrated through one side wall of the sliding frame (2), one end of each guide rod (10) is fixed with one side wall of the moving plate (4), and the two guide rods (10) are respectively positioned at two sides of the threaded sleeve (3).
4. The seamless steel tube plug clamping device according to claim 1, wherein a positioning seat (11) is fixed at the top end of the working table (1), the positioning seat (11) is cylindrical, and the positioning seat (11) is located at the middle of the two clamping plates (5).
5. The seamless steel pipe plug clamping device according to claim 1, wherein a cover plate (12) is fixed on the top end of the rotating frame (6) and the top end of the sliding frame (2), and the side walls of the two clamping plates (5) close to each other are both provided with cambered surfaces.
6. The seamless steel tube plug clamping device according to claim 2, wherein the threaded screw rod (7) and the rotating rod (96) are vertically arranged, the rotating rod (96) and the connecting shaft (93) are vertically arranged, and the rotating shaft (92) and the connecting shaft (93) are vertically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123424320.4U CN217648224U (en) | 2021-12-31 | 2021-12-31 | Seamless steel pipe top clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123424320.4U CN217648224U (en) | 2021-12-31 | 2021-12-31 | Seamless steel pipe top clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217648224U true CN217648224U (en) | 2022-10-25 |
Family
ID=83660004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123424320.4U Active CN217648224U (en) | 2021-12-31 | 2021-12-31 | Seamless steel pipe top clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217648224U (en) |
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2021
- 2021-12-31 CN CN202123424320.4U patent/CN217648224U/en active Active
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