CN217475250U

CN217475250U - Numerical control cold rolling device for double-shoulder lengthened threaded drill rod joint

Info

Publication number: CN217475250U
Application number: CN202123431562.6U
Authority: CN
Inventors: 孙小林
Original assignee: Hilong Petroleum Drilling Tool Wuxi Co ltd
Current assignee: Hilong Petroleum Drilling Tool Wuxi Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-09-23
Anticipated expiration: 2031-12-30

Abstract

The utility model relates to a cold roll extrusion technical field specifically is a double-shoulder adds cold roll extrusion device of long thread tool joint of numerical control, comprising a base plate, the drilling rod body and clamping device, the inner wall of bottom plate has the driver through a telescopic link sliding connection, the inner wall of bottom plate has the roof through two sliding connection of telescopic link, the one end of driver is provided with the connecting piece, the drilling rod position is in one side setting of connecting piece, the upper surface of bottom plate is provided with the hydraulic press, the top of hydraulic press is provided with the support, the inner wall of support rotates and is connected with the pinch roller, clamping device sets up on the connecting piece, clamping device includes the fixed block, one side fixed connection of fixed block and connecting piece, the spout has been seted up on the surface of connecting piece. The utility model discloses, through setting up clamping device, be convenient for carry out the centre gripping to the drilling rod, can reduce equipment effectively when the centre gripping, need use a large amount of work pieces to operate the centre gripping, reduced the circumstances of equipment operation trouble, and then improved the holistic ease of use of equipment.

Description

Numerical control cold rolling device for double-shoulder lengthened threaded drill rod joint

Technical Field

The utility model relates to a cold roll extrusion technical field especially relates to a double-shoulder adds cold rolling device of long thread tool joint of numerical control.

Background

The drilling rod is adding man-hour, needs the butt joint to carry out cold rolling and pressing and handle, and present most equipment need use a large amount of instruments to carry out the centre gripping owing to when the centre gripping work piece, and fragile work piece surface just causes troublesome poeration's phenomenon during the centre gripping simultaneously reduces work efficiency's the condition, need improve this.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving and when having the centre gripping work piece among the prior art, need use a large amount of instruments to carry out the centre gripping, fragile workpiece surface just causes troublesome poeration's phenomenon during centre gripping simultaneously, reduces work efficiency's shortcoming, and the double-shoulder of a numerical control that proposes adds cold rolling device of screw thread tool joint.

In order to realize the purpose, the utility model adopts the following technical scheme: a numerical control cold rolling device for a double-shoulder lengthened thread drill rod joint comprises a base plate, a drill rod body and a clamping device, wherein the inner wall of the base plate is slidably connected with a driver through a first telescopic rod, the inner wall of the base plate is slidably connected with a top plate through a second telescopic rod, one end of the driver is provided with a connecting piece, the drill rod body is arranged on one side of the connecting piece, the upper surface of the base plate is provided with a hydraulic press, a support is arranged above the hydraulic press, the inner wall of the support is rotatably connected with a pressing wheel, the clamping device is arranged on the connecting piece and comprises a fixed block, the fixed block is fixedly connected with one side of the connecting piece, the surface of the connecting piece is provided with a sliding groove, the inner wall of the sliding groove is slidably connected with a clamping block, the two sides of the fixed block are fixedly connected with rectangular blocks, and the surface of the clamping ring is provided with a rectangular hole, rectangular block and rectangular hole joint, the grip ring is close to the equal fixedly connected with slide bar in rectangular block both sides surface, the sliding surface of slide bar is connected with the fixture block, the draw-in groove has been seted up on the surface of rectangular block, fixture block and draw-in groove joint, the roof is through taking the double-layered excircle, top screw thread hole mode can improve its atress homogeneity at the roll extrusion in-process, the hydraulic press adopts two kinds of control methods of pressure and displacement, more accurate roll extrusion degree of depth, it is even to reach each thread tooth of roll extrusion degree of depth, also adopts numerical control programming location simultaneously, accurate control roll extrusion position, through setting up the fixture block, can tie the grip ring on rectangular block and fixed block, be convenient for carry out the centre gripping to the drilling rod body, need use a large amount of instruments when having reduced equipment use screw thread centre gripping, cause the troublesome condition of operation.

Preferably, the surface of the sliding rod is sleeved with a first spring, two ends of the first spring are fixedly connected with the sliding rod and the clamping block respectively, the clamping block can be controlled to reset through the first spring, and meanwhile stability of the clamping block is improved.

Preferably, the equal fixedly connected with protection pad in grip ring and the fixed block inboard, the longitudinal section that the protection was filled up is C shape, through setting up the protection pad, damages the condition on drilling rod surface when can reducing the equipment centre gripping.

Preferably, one side fixedly connected with lug of fixture block, the lug is the rectangle, through setting up the lug, can control the fixture block effectively and remove, improves holistic ease for use.

Preferably, one side that the support is close to the pinch roller is provided with lubricating arrangement, lubricating arrangement's number has two, lubricating arrangement includes the dead lever, the dead lever is connected with the fixed surface of support, the sliding surface of dead lever is connected with the carriage release lever, the lubricated brush of one side fixedly connected with of carriage release lever, the charge door has been seted up to the upper surface of lubricated brush, the rectangular channel has been seted up on the surface of carriage release lever, the inner wall sliding connection of rectangular channel has the locating piece, the surface of dead lever is seted up flutedly, locating piece and recess joint through setting up the locating piece, can fix a position lubricated brush, and the charge door can add lubricated liquid to lubricated brush, and the lubricated brush of being convenient for is lubricated pinch roller rotation department, reduces the phenomenon that the atress appears wearing and tearing.

Preferably, the surface cover of dead lever is equipped with the second spring, the both ends of second spring respectively with dead lever and carriage release lever fixed connection, through setting up the second spring, can reset carriage release lever and lubricated brush effectively, the lubrication is paintd to the lubricated brush of being convenient for.

Preferably, the locating piece is fixedly connected with third spring with one side that the rectangular channel is corresponding, the last fixed surface of locating piece is connected with the round bar, through setting up the third spring, can control the locating piece and advance to reset, has improved the stability of locating piece simultaneously, and the round bar is convenient for promote the locating piece.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

1. the utility model discloses in, through setting up clamping device, when needs use equipment, promote the lug to one side, the fixture block removes in the slide bar, first spring atress deformation produces elasticity, remove the grip ring, the rectangular hole cover on grip ring surface is established on the rectangular block, when removing to a certain position, loosen the lug, first spring release elasticity, make the fixture block insert and establish in the draw-in groove on rectangular block surface, grip ring and fixed block cooperation protection pad can carry out the centre gripping, through setting up clamping device, be convenient for carry out the centre gripping to the drilling rod, can reduce equipment when the centre gripping effectively, need use a large amount of work pieces to operate the centre gripping, the trouble condition of equipment operation has been reduced, and then the holistic ease for use of equipment has been improved.

2. The utility model discloses in, through setting up lubricating arrangement, add lubricated liquid in to lubricated brush from the charge door, promote the round bar, the round bar drives the locating piece and removes, third spring atress deformation produces elasticity, make the locating piece lose the constraint to dead lever surface recess, second spring release elasticity, drive carriage release lever and lubricated brush reset, when the pinch roller rotates, can lubricate, through setting up lubricating arrangement, be convenient for lubricate equipment rotation department, can reduce the phenomenon that the rotation department appears wearing and tearing when rolling wheel pressure is too big effectively, reduced the equipment damage and can't carry out the rolled condition, and then improved the holistic stability of equipment.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of a numerical control cold rolling device for a double-shoulder lengthened thread drill pipe joint of the present invention;

fig. 2 is a schematic structural view of a clamping device of the numerical control cold rolling device for a double-shoulder lengthened threaded drill rod joint of the present invention;

fig. 3 is a schematic structural view of a point a in fig. 2 of the numerical control double-shoulder lengthened thread drill pipe joint cold rolling device provided by the utility model;

FIG. 4 is a schematic structural view of a lubrication device of the numerical control double-shoulder lengthened thread drill pipe joint cold rolling device provided by the utility model;

fig. 5 is a schematic structural diagram of B in fig. 4 of the numerical control cold rolling device for the double-shoulder lengthened threaded drill rod joint of the present invention.

Illustration of the drawings:

1. a base plate; 2. a driver; 3. a connecting member; 4. drilling a rod body; 5. a top plate; 6. a hydraulic press; 7. a clamping device; 71. a clamp ring; 72. a fixed block; 73. a protective pad; 74. a rectangular block; 75. a slide bar; 76. a clamping block; 77. a first spring; 8. a lubricating device; 81. fixing the rod; 82. a travel bar; 83. lubricating the brush; 84. a second spring; 85. a third spring; 86. positioning blocks; 9. a support; 10. and (4) pressing the wheel.

Detailed Description

Referring to fig. 1-5, the present invention provides a technical solution: a numerical control cold rolling device for a double-shoulder lengthened thread drill rod joint comprises a base plate 1, a drill rod body 4 and a clamping device 7, wherein the inner wall of the base plate 1 is slidably connected with a driver 2 through a first telescopic rod, the inner wall of the base plate 1 is slidably connected with a top plate 5 through a second telescopic rod, one end of the driver 2 is provided with a connecting piece 3, the drill rod body 4 is arranged on one side of the connecting piece 3, the upper surface of the base plate 1 is provided with a hydraulic press 6, a support 9 is arranged above the hydraulic press 6, the inner wall of the support 9 is rotatably connected with a pressing wheel 10, the clamping device 7 is arranged on the connecting piece 3, one side of the support 9 close to the pressing wheel 10 is provided with a lubricating device 8, the top plate 5 can be used for clamping an excircle and pushing a thread inner hole to improve the stress uniformity of the top plate in the rolling process, the hydraulic press 6 adopts two control modes of pressure and displacement, the rolling depth is more accurate, and each thread tooth of the rolling depth is even, meanwhile, numerical control programming positioning is adopted, and the rolling position is accurately controlled.

The specific arrangement and function of the clamping device 7 and the lubricating device 8 will be described in detail below.

In this embodiment: clamping device 7 includes fixed block 72, fixed block 72 and one side fixed connection of connecting piece 3, the spout has been seted up on the surface of connecting piece 3, the inner wall sliding connection of spout has the grip block, the both sides fixedly connected with rectangular block 74 of fixed block 72, the rectangular hole has been seted up on the surface of grip ring 71, rectangular block 74 and rectangular hole joint, grip ring 71 is close to the equal fixedly connected with slide bar 75 in rectangular block 74 both sides surface, the sliding surface of slide bar 75 is connected with fixture block 76, the draw-in groove has been seted up on the surface of rectangular block 74, fixture block 76 and draw-in groove joint, through setting up fixture block 76, can tie up on rectangular block 74 and fixed block 72 with grip ring 71, be convenient for carry out the centre gripping to drilling rod body 4, need use a large amount of instruments when having reduced the equipment and using screw thread centre gripping, cause the troublesome condition of operation.

Specifically, the surface of the sliding rod 75 is sleeved with a first spring 77, two ends of the first spring 77 are respectively and fixedly connected with the sliding rod 75 and the fixture block 76, and by arranging the first spring 77, the fixture block 76 can be controlled to reset, and meanwhile, the stability of the fixture block 76 is improved.

Specifically, the inner sides of the clamping ring 71 and the fixing block 72 are fixedly connected with a protection pad 73, and the longitudinal section of the protection pad 73 is C-shaped.

In this embodiment: by providing the protective pad 73, damage to the surface of the drill rod during clamping of the device can be reduced.

Specifically, one side of the fixture block 76 is fixedly connected with a convex block which is rectangular, and the fixture block 76 can be effectively controlled to move by arranging the convex block, so that the whole usability is improved.

In this embodiment: the number of lubricating arrangement 8 has two, lubricating arrangement 8 includes dead lever 81, the fixed surface of dead lever 81 and support 9 is connected, the surperficial sliding connection of dead lever 81 has carriage release lever 82, one side fixedly connected with lubricating brush 83 of carriage release lever 82, the charge door has been seted up to the upper surface of lubricating brush 83, the rectangular channel has been seted up on the surface of carriage release lever 82, the inner wall sliding connection of rectangular channel has locating piece 86, the surface of dead lever 81 is seted up flutedly, locating piece 86 and groove joint.

In this embodiment: through setting up locating piece 86, can fix a position lubricated brush 83, the charge door can add lubricated liquid to lubricated brush 83, and the lubricated brush 83 of being convenient for is lubricated to pinch roller 10 rotation department, reduces the phenomenon that the atress appears wearing and tearing.

Specifically, the surface cover of dead lever 81 is equipped with second spring 84, and the both ends of second spring 84 respectively with dead lever 81 and carriage release lever 82 fixed connection, through setting up second spring 84, can reset carriage release lever 82 and lubricated brush 83 effectively, and the lubrication is paintd to lubricated brush 83 of being convenient for.

Specifically, one side of the positioning block 86 corresponding to the rectangular groove is fixedly connected with a third spring 85, and the upper surface of the positioning block 86 is fixedly connected with a round rod.

In this embodiment: through setting up third spring 85, can control the locating piece 86 and advance to reset, improved the stability of locating piece 86 simultaneously, and the round bar is convenient for promote locating piece 86.

The working principle is as follows: by arranging the clamping device 7, when the equipment needs to be used, the lug is pushed to one side, the clamping block 76 moves in the slide rod 75, the first spring 77 is stressed and deformed to generate elastic force, the clamping ring 71 is moved, the rectangular hole on the surface of the clamping ring 71 is sleeved on the rectangular block 74, when the clamping ring moves to a certain position, the lug is loosened, the first spring 77 releases the elastic force, the clamping block 76 is inserted in the clamping groove on the surface of the rectangular block 74, the clamping ring 71 and the fixing block 72 can be clamped by matching with the protective pad 73, the clamping device 7 is arranged to facilitate the clamping of the drill rod, the situation that the equipment needs to use a large number of workpieces to operate and clamp when being clamped can be effectively reduced, the operation trouble of the equipment is reduced, the whole usability of the equipment is further improved, in addition, by arranging the lubricating device 8, lubricating liquid is added into the lubricating brush 83 from a feed inlet to push the round rod, the round rod drives the positioning block 86 to move, third spring 85 atress deformation produces elasticity, make locating piece 86 lose the constraint to dead lever 81 surface recess, second spring 84 release elasticity, drive carriage release 82 and lubricated brush 83 and reset, when pinch roller 10 rotates, can lubricate, through setting up lubricating arrangement 8, be convenient for lubricate the equipment rotation department, can reduce the phenomenon that the wearing and tearing appear in rotation department when rolling press pressure is too big effectively, reduced the equipment damage and can't carry out the condition of roll extrusion, and then improved the holistic stability of equipment.

Claims

1. The utility model provides a two shoulders of numerical control add cold rolling device of screw thread tool joint, includes bottom plate (1), the body of the drill rod (4) and clamping device (7), its characterized in that: the inner wall of the bottom plate (1) is connected with a driver (2) through a first telescopic rod in a sliding mode, the inner wall of the bottom plate (1) is connected with a top plate (5) through a second telescopic rod in a sliding mode, a connecting piece (3) is arranged at one end of the driver (2), a drilling rod body (4) is arranged on one side of the connecting piece (3), a hydraulic press (6) is arranged on the upper surface of the bottom plate (1), a support (9) is arranged above the hydraulic press (6), a pressing wheel (10) is connected to the inner wall of the support (9) in a rotating mode, a clamping device (7) is arranged on the connecting piece (3), the clamping device (7) comprises a fixed block (72), the fixed block (72) is fixedly connected with one side of the connecting piece (3), a sliding groove is formed in the surface of the connecting piece (3), a clamping block is connected to the inner wall of the sliding groove in a sliding mode, and rectangular blocks (74) are fixedly connected to the two sides of the fixed block (72), the surface of grip ring (71) has seted up the rectangular hole, rectangular block (74) and rectangular hole joint, grip ring (71) are close to rectangular block (74) both sides equal fixedly connected with slide bar (75) in surface, the surperficial sliding connection of slide bar (75) has fixture block (76), the draw-in groove has been seted up on the surface of rectangular block (74), fixture block (76) and draw-in groove joint.

2. The numerical control cold rolling device for the double-shoulder lengthened threaded drill rod joint as claimed in claim 1, wherein: the surface cover of slide bar (75) is equipped with first spring (77), the both ends of first spring (77) respectively with slide bar (75) and fixture block (76) fixed connection.

3. The numerical control cold rolling device for the double-shoulder lengthened threaded drill rod joint as claimed in claim 1, wherein: the clamping ring (71) and the inner side of the fixing block (72) are fixedly connected with a protection pad (73), and the longitudinal section of the protection pad (73) is C-shaped.

4. The numerical control cold rolling device for the double-shoulder lengthened threaded drill rod joint as claimed in claim 1, wherein: one side of the fixture block (76) is fixedly connected with a projection which is rectangular.

5. The numerical control cold rolling device for the double-shoulder lengthened threaded drill rod joint as claimed in claim 1, wherein: one side that support (9) are close to pinch roller (10) is provided with lubricating arrangement (8), the number of lubricating arrangement (8) has two, lubricating arrangement (8) include dead lever (81), the fixed surface of dead lever (81) and support (9) is connected, the sliding surface of dead lever (81) is connected with carriage release lever (82), one side fixedly connected with lubricating brush (83) of carriage release lever (82), the charge door has been seted up to the upper surface of lubricating brush (83), the rectangular channel has been seted up on the surface of carriage release lever (82), the inner wall sliding connection of rectangular channel has locating piece (86), the surface of dead lever (81) is seted up flutedly, locating piece (86) and recess joint.

6. The numerical control cold rolling device for the double-shoulder lengthened threaded drill rod joint as claimed in claim 5, wherein: the surface cover of dead lever (81) is equipped with second spring (84), the both ends of second spring (84) respectively with dead lever (81) and carriage release lever (82) fixed connection.

7. The numerical control cold rolling device for the double-shoulder lengthened threaded drill rod joint as claimed in claim 5, wherein: one side of the positioning block (86) corresponding to the rectangular groove is fixedly connected with a third spring (85), and the upper surface of the positioning block (86) is fixedly connected with a round rod.