Length-adjustable rotating support for drill rod machining

Abstract

A length-adjustable rotating support for drill rod machining comprises a plurality of supporting boxes, the supporting boxes are assembled together through a connecting frame, a limiting barrel is fixedly connected to the outer wall of the upper side of each supporting box, an adjusting column is arranged in each limiting barrel in a sliding mode, and a supporting table is fixedly connected to the upper end of each adjusting column. Compared with the prior art, the assembling mechanism has the advantages that the connecting frame and the supporting box are more convenient to connect through the assembling mechanism, and compared with a mode of utilizing a screw and a nut, the assembling mechanism is quicker, and the assembling efficiency can be greatly improved; by arranging the supporting mechanism, the drill rods of various specifications can be supported only by simply adjusting the distance between the supporting wheels, and the machining flexibility and adaptability are greatly improved; and through the arranged height adjusting mechanism, the height of the supporting table can be adjusted more conveniently, and when drill rod pipe fittings of different specifications are machined, the axis of the drill rod pipe fitting to be machined can be aligned with the axis of the rotating chuck more rapidly.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of drill pipe processing, especially to a length-adjustable rotating support for drill pipe processing. BACKGROUND

[0002] Before installing the end head on both ends of the pipe fitting in the drill pipe, a chamfer needs to be processed on both ends of the pipe fitting, and the end head is embedded in the end after welding at the chamfer to achieve stable connection. In the prior art, the pipe fitting is generally longer than five meters, so it needs to be placed horizontally on a tooling during processing, one end of the pipe fitting is fixed with a clamp, the other end is installed with a gas cutting device having walking wheels and being able to rotate along the outer edge of the pipe fitting with the axis as the center, and then an operator holds the gas cutting device to rotate it at a uniform speed along the outer edge of the end of the pipe fitting until the entire processing is completed.

[0003] A length-adjustable rotating support for drill pipe processing is disclosed in Chinese Patent No. CN205614278U, which comprises a plurality of mobile frames with casters at the bottom, two adjacent mobile frames are connected together through a connecting frame, a rotating chuck is installed at the end of the mobile frame on one side, a plurality of support tools are installed on each mobile frame, and a support leg that can move vertically is installed on both sides of each mobile frame; the rotating chuck is driven by a motor and clamps the side end of the pipe fitting to be processed, and both rotate synchronously, the two support wheels on the support tool clamp the two sides of the lower end of the outer edge of the pipe fitting to be processed, and the support leg is used to fix and level the mobile frame when it is moved to the lowest position.

[0004] In the above-mentioned patent, two adjacent mobile frames are fixed together by a connecting frame, the connecting mode is that the upper and lower long holes on both sides of each end of the connecting frame are aligned with the holes on the end of the mobile frame, then a screw rod is installed, nuts are tightened on the ends of the screw rod extending out, and the mobile frame and the connecting frame are fixed together. This fixing mode takes a long time to assemble and is relatively troublesome, which affects work efficiency. UTILITY MODEL CONTENTS

[0005] The main purpose of the utility model is to provide a length-adjustable rotating support for drill pipe processing, which can effectively solve the problems in the background art.

[0006] To achieve the above-mentioned purpose, the utility model adopts the technical scheme of a length-adjustable rotating support for drill pipe processing, which comprises a plurality of support boxes, the plurality of support boxes are assembled together through a connecting frame, a limiting cylinder is fixedly connected to the upper side outer wall of the support box, an adjusting column is slidably arranged in the limiting cylinder, a support table is fixedly connected to the upper end of the adjusting column, an assembling mechanism is arranged on the support box, a support mechanism is arranged on the support table, and a height adjusting mechanism is arranged in the support box.

[0007] As the further description of the above technical scheme, the assembling mechanism comprises an assembling groove, a groove, a clamping block, an adapter rod, a pull plate, a reset spring and a limiting rod, two symmetrically distributed assembling grooves are formed in the two side walls of the support box, two grooves are formed in the side wall away from each other of the two assembling grooves, the clamping block is slidably arranged in the groove, the adapter rod is fixedly connected to the side wall away from the assembling groove of the clamping block, the other end of the adapter rod extends out of the groove and is fixedly connected with the pull plate, the reset spring is arranged between the side wall away from the assembling groove of the clamping block and the groove, the reset spring is sleeved on the adapter rod, and the limiting rod is rotatably arranged on the middle of the side wall close to the adapter rod of the pull plate.

[0008] As the further description of the above technical scheme, the supporting mechanism comprises a sliding block, a bidirectional screw rod, an adjusting knob, a connecting rod, a mounting seat and a supporting wheel, two sliding blocks symmetrically distributed along the transverse axis of the support table are slidably arranged on the lower inner wall of the support table, the bidirectional screw rod is rotatably arranged on the rear inner wall of the support table, the front end of the bidirectional screw rod is screwed through the two sliding blocks and extends to the front of the support table and is fixedly connected with the adjusting knob, the connecting rod is fixedly connected to the two side walls of the sliding block, the other end of the connecting rod is fixedly connected with the mounting seat, and the supporting wheel is arranged on the upper side wall of the mounting seat.

[0009] As the further description of the above technical scheme, the height adjusting mechanism comprises a screw rod, a worm wheel, a worm and a hand wheel, the screw rod is rotatably arranged on the lower inner wall of the support box, the upper end of the screw rod extends to the inside of the adjusting column and is threadedly matched with the inner wall thereof, the worm wheel is fixedly sleeved on the screw rod, the worm that is engaged with the worm wheel is rotatably arranged on the rear inner wall of the support box, and the front end of the worm extends out of the support box and is fixedly connected with the hand wheel.

[0010] As the further description of the above technical scheme, the two side walls of the connecting frame are fixedly connected with the assembling blocks, and the side wall away from each other of the two assembling blocks is provided with two clamping grooves for inserting the clamping block.

[0011] As the further description of the above technical scheme, the bottom wall of the support box is provided with lockable casters at four corners.

[0012] Compared with the prior art, the utility model has the advantages of the following beneficial effects:

[0013] 1. The assembling mechanism is arranged, so that the connection of the connecting frame and the support box is more convenient, compared with the screw nut mode, which is more efficient and can greatly improve the assembly efficiency.

[0014] 2. The supporting mechanism is arranged, so that the support of various specifications of drill rods can be realized by simply adjusting the distance between the supporting wheels, and the flexibility and adaptability of machining are greatly improved.

[0015] 3. The height adjusting mechanism is set, so that the height of the support table is adjusted more convenient, so that the different specifications of the drill pipe fittings in the processing, more quickly make the drill pipe fittings to be processed with the rotating chuck axis alignment. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the whole structure schematic view of the rotating support of adjustable length for drill pipe machining of the utility model;

[0017] Figure 2 It is the support box sectional view of the rotating support of adjustable length for drill pipe machining of the utility model;

[0018] Figure 3 It is the connecting frame structure schematic view of the rotating support of adjustable length for drill pipe machining of the utility model;

[0019] Figure 4 It is the assembly mechanism structure schematic view of the rotating support of adjustable length for drill pipe machining of the utility model;

[0020] Figure 5 It is the support mechanism structure schematic view of the rotating support of adjustable length for drill pipe machining of the utility model;

[0021] Figure 6 It is the height adjusting mechanism structure schematic view of the rotating support of adjustable length for drill pipe machining of the utility model;

[0022] In the drawing: 1, support box, 2, connecting frame, 3, limit cylinder, 4, adjusting column, 5, support table, 6, assembly mechanism, 7, support mechanism, 8, height adjusting mechanism, 61, assembly groove, 62, recess, 63, clamping block, 64, adapter rod, 65, pull plate, 66, return spring, 67, limit rod, 71, sliding block, 72, bidirectional screw, 73, adjusting knob, 74, connecting rod, 75, mounting seat, 76, support wheel, 81, screw, 82, worm wheel, 83, worm, 84, hand wheel, 21, assembly block, 22, clamping groove. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, achieve the purpose of the utility model easy to understand, the following specific embodiments are further described.

[0024] In the description of the utility model, it is necessary to explain, the term "upper", "lower", "internal", "external" "front end", "rear end", "both ends", "one end", "the other end" and so on indicate the position relation or position relation is based on the position relation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply the device or element indicated must have a particular orientation, with a particular orientation structure and operation, therefore cannot be understood as the limitation of the utility model. In addition, the term "first", "second" is only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0025] In the description of the utility model, it is necessary to explain, unless otherwise specified and limited, the term "installation", "set with", "connection" and so on, should be broad understanding, for example "connection", can be fixed connection, can be detachable connection, or integrally connected, can be mechanical connection, can be electrical connection, can be directly connected, also can be indirectly connected through intermediate medium, can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0026] Please refer to Figures 1-6 The utility model provides a length's rotating support for drilling rod processing with adjustable, including a plurality of support box 1, a plurality of support box 1 is assembled together through connecting frame 2 between support box 1, the upper side outer wall of support box 1 is fixedly connected with limiting cylinder 3, the adjusting column 4 is slidably arranged in limiting cylinder 3, the inner cylinder wall of limiting cylinder 3 has a sliding slot, the adjusting column 4 can be limited, avoid adjusting column 4 with screw rod 81 rotation, make it only linearly moves, the upper end of adjusting column 4 is fixedly connected with support platform 5, support box 1 is equipped with assembling mechanism 6, support platform 5 is equipped with support mechanism 7, support box 1 is equipped with height adjusting mechanism 8.

[0027] Specifically, as Figure 3 And Figure 4As shown in the figure, the adjustable length rotating support for drill pipe machining, the assembling mechanism 6 comprises an assembling groove 61, a recess 62, a clamping block 63, an adapter rod 64, a pull plate 65, a reset spring 66 and a limiting rod 67, two symmetrically distributed assembling grooves 61 are formed on the two side outer walls of the support box 1, two recesses 62 are formed on the side walls of the two assembling grooves 61 away from each other, the clamping block 63 is slidably arranged in the recess 62, the adapter rod 64 is fixedly connected to the side wall of the clamping block 63 away from the assembling groove 61, the other end of the adapter rod 64 extends out of the recess 62 and is fixedly connected with the pull plate 65, the reset spring 66 is arranged between the clamping block 63 and the side wall of the recess 62 away from the assembling groove 61, the reset spring 66 is sleeved on the adapter rod 64, and the limiting rod 67 is rotatably arranged on the middle of the side wall of the pull plate 65 close to the adapter rod 64, when the length of the drill pipe fitting is too long and the support box 1 needs to be added, the pull plate 65 is pulled, the clamping block 63 is pulled into the recess 62 through the adapter rod 64, then the limiting rod 67 is rotated to face the support box 1, after the pull plate 65 is loosened, under the action of the reset spring 66, the limiting rod 67 can block the pull plate 65, avoiding the reset of the clamping block 63, in this way, the clamping block 63 on the other side is also retracted into the recess 62, then the assembling block 21 on the connecting frame 2 is inserted into the assembling groove 61, and then the limiting rod 67 is reversed so that it no longer faces the support box 1, after losing the block of the limiting rod 67, the reset spring 66 pushes the clamping block 63 to reset, so that it is inserted into the clamping groove 22 on the assembling block 21, the assembling block 21 is fixed in the assembling groove 61, thereby completing the connection between one of the support boxes 1 and the connecting frame 2, then the newly added support box 1 and the connecting frame 2 are connected together in this way.

[0028] Specifically, as shown in the figure, Figure 5 An adjustable length rotating support for drill pipe machining, the support mechanism 7 comprises a sliding block 71, a bidirectional screw rod 72, an adjusting knob 73, a connecting rod 74, a mounting seat 75 and a support wheel 76, two sliding blocks 71 are slidably arranged on the lower inner wall of the support table 5 and are symmetrically distributed along the transverse axis of the support table 5, the bidirectional screw rod 72 is rotatably arranged on the rear inner wall of the support table 5, the front end of the bidirectional screw rod 72 is screwed through the two sliding blocks 71 and extends to the front of the support table 5 and is fixedly connected with the adjusting knob 73, the connecting rod 74 is fixedly connected to the two side walls of the sliding block 71, the other end of the connecting rod 74 is fixedly connected with the mounting seat 75, and the support wheel 76 is arranged on the upper side wall of the mounting seat 75, rotating the adjusting knob 73 can drive the bidirectional screw rod 72 to rotate, the bidirectional screw rod 72 can make the two sliding blocks 71 approach or move away from each other when rotating, through the driving of the connecting rod 74, the mounting seat 75 can drive the support wheel 76 to move, thereby the distance between the two support wheels 76 symmetrically distributed along the transverse axis of the support table 5 can be adjusted to be suitable for drill pipe fittings of different specifications.

[0029] Specifically, as shown in the figure, Figure 6As shown, an adjustable length rotating bracket for drill pipe processing includes a height adjustment mechanism 8 comprising a screw 81, a worm gear 82, a worm 83, and a handwheel 84. The screw 81 is rotatably mounted on the lower inner wall of the support box 1. The upper end of the screw 81 extends into the interior of the adjusting column 4 and is threadedly engaged with its inner wall. The worm gear 82 is fixedly mounted on the screw 81. The worm 83, meshing with the worm gear 82, is rotatably mounted on the rear inner wall of the support box 1. The front end of the worm 83 extends out of the support box 1 and is fixedly connected to the handwheel 84. If the drill pipe fitting is not aligned with the rotating chuck shaft, the handwheel 84 can be rotated to drive the worm 83 to rotate. When the worm 83 rotates, the worm gear 82 drives the screw 81 to rotate. When the screw 81 rotates, the adjusting column 4, threadedly engaged with it, moves up and down with the forward and reverse rotation of the handwheel 84 under the limitation of the limiting cylinder 3, thereby adjusting the height of the support platform 5 to ensure that drill pipe fittings of different specifications are aligned with the rotating chuck shaft.

[0030] Specifically, such as Figure 3 As shown, an adjustable length rotating bracket for drilling rod processing has assembly blocks 21 fixedly connected to both the front and rear sides of the two side walls of the connecting frame 2. Two slots 22 are provided on the side wall of the two assembly blocks 21 that are far apart from each other, so that the locking blocks 63 can be inserted. After the locking blocks 63 are inserted into the slots 22, the assembly blocks 21 can be fixed in the assembly slots 61.

[0031] Specifically, such as Figure 2 As shown, an adjustable length rotating bracket for drilling rod processing is provided. Lockable casters are installed at the four corners of the bottom wall of the support box 1, which facilitates the movement of the support box 1 and can be locked after assembly to prevent the support box 1 from slipping.

[0032] It needs to be explained that the utility model discloses a length-adjustable rotating support for drill rod machining, when in use, rotating adjusting knob 73 can drive bidirectional screw rod 72 to rotate, and bidirectional screw rod 72 can make two sliding blocks 71 approach or move away from each other when rotating, through the driving of connecting rod 74, mounting seat 75 can drive support wheel 76 to move, so that the spacing between the two support wheels 76 distributed symmetrically with the transverse axis of support table 5 can be adjusted, so as to be suitable for drill rod pipes of different specifications, if the drill rod pipe is not in position with the rotating chuck axis, hand wheel 84 can be rotated to drive worm 83 to rotate, when worm 83 rotates, worm wheel 82 can drive screw rod 81 to rotate, and when screw rod 81 rotates, adjusting column 4 matched with screw rod 81 can move up and down under the limiting of limiting cylinder 3 along with the forward and reverse rotation of hand wheel 84, so that the height of support table 5 is adjusted, so as to ensure that the drill rod pipe of different specifications is in position with the rotating chuck axis, when the drill rod pipe is too long, pull plate 65 is pulled, connecting rod 64 is pulled to draw block 63 into groove 62, then limiting rod 67 is rotated to make it face support box 1, after pull plate 65 is loosened, limiting rod 67 can block pull plate 65 under the action of reset spring 66, avoiding the reset of draw block 63, in this way, the other draw block 63 is also drawn into groove 62, then assembly block 21 on connecting frame 2 is inserted into assembly groove 61, then limiting rod 67 is reversed to make it not face support box 1, after losing the block of limiting rod 67, reset spring 66 pushes draw block 63 to reset, so that it is inserted into clamping groove 22 on assembly block 21, assembly block 21 is fixed in assembly groove 61, so that the connection between one support box 1 and connecting frame 2 is completed, then the newly added support box 1 and connecting frame 2 are connected together in this way.

[0033] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A rotary support with adjustable length for machining of drill pipes, comprising a plurality of support boxes (1) assembled together by means of connecting frames (2) between the plurality of support boxes (1), characterized in that: The upper outer wall of the support box (1) is fixedly connected with a limiting cylinder (3), the limiting cylinder (3) is slidably provided with an adjusting column (4), the upper end of the adjusting column (4) is fixedly connected with a support table (5), the support box (1) is provided with an assembling mechanism (6), the support table (5) is provided with a support mechanism (7), and the support box (1) is provided with a height adjusting mechanism (8).

2. The adjustable length rotary support for machining of drill pipe as defined in claim 1, wherein: The assembling mechanism (6) comprises assembling grooves (61), grooves (62), clamping blocks (63), adapter rods (64), pull plates (65), return springs (66) and limiting rods (67), two symmetrically distributed assembling grooves (61) are formed in the outer walls of the support box (1), two grooves (62) are formed in the side walls, away from each other, of the two assembling grooves (61), the clamping blocks (63) are slidably arranged in the grooves (62), the adapter rods (64) are fixedly connected to the side walls, away from the assembling grooves (61), of the clamping blocks (63), the other ends of the adapter rods (64) extend out of the grooves (62) and are fixedly connected with the pull plates (65), the return springs (66) are arranged between the clamping blocks (63) and the side walls, away from the assembling grooves (61), of the grooves (62), the return springs (66) are sleeved on the adapter rods (64), and the limiting rods (67) are rotatably arranged on the side walls, close to the adapter rods (64), of the pull plates (65).

3. The adjustable length rotary support for machining of drill pipe as defined in claim 1, wherein: The support mechanism (7) comprises sliding blocks (71), bidirectional screw rods (72), adjusting knobs (73), connecting rods (74), mounting seats (75) and support wheels (76), the lower inner walls of the support table (5) are slidably provided with two sliding blocks (71) which are symmetrically distributed along the transverse axis of the support table (5), the rear inner wall of the support table (5) is rotatably provided with a bidirectional screw rod (72), the front end of the bidirectional screw rod (72) is screwed through the two sliding blocks (71) and extends to the front of the support table (5) and is fixedly connected with an adjusting knob (73), the side walls of the sliding blocks (71) are fixedly connected with connecting rods (74), the other ends of the connecting rods (74) are fixedly connected with mounting seats (75), and the upper side walls of the mounting seats (75) are provided with support wheels (76).

4. The adjustable length rotary support for machining of drill pipe as defined in claim 1, wherein: The height adjusting mechanism (8) comprises a screw rod (81), a worm wheel (82), a worm (83) and a hand wheel (84), the lower inner wall of the support box (1) is rotatably provided with a screw rod (81), the upper end of the screw rod (81) extends to the inside of the adjusting column (4) and is threadedly connected with the inner wall thereof, the screw rod (81) is fixedly sleeved with a worm wheel (82), the rear inner wall of the support box (1) is rotatably provided with a worm (83) which is engaged with the worm wheel (82), and the front end of the worm (83) extends out of the support box (1) and is fixedly connected with a hand wheel (84).

5. The adjustable length rotary support for machining of drill pipe as defined in claim 2, wherein: The two side walls of the connecting frame (2) are fixedly connected with assembling blocks (21), and the side walls, away from each other, of the two assembling blocks (21) are provided with two clamping grooves (22) into which the clamping blocks (63) can be inserted.

6. The adjustable length rotary support for machining of drill pipe as defined in claim 1, wherein: The bottom wall of the support box (1) is provided with lockable casters.

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