CN212822447U - Gear shaft forging and pressing poking clamp for petroleum drilling equipment - Google Patents

Abstract

The utility model provides a gear shaft forging and pressing poking clamp for petroleum drilling equipment, which comprises a binding clip assembly and a clamp handle assembly, wherein a binding clip support piece of the binding clip assembly is rotationally connected with a clamp handle support piece of the clamp handle assembly, and a locking piece is arranged between the binding clip support piece and the clamp handle support piece; the tong head supporting piece and the tong handle supporting piece are provided with a driving component for driving the tong head to rotate to open and close. The utility model is rotationally connected with the clamp handle supporting piece through the clamp head supporting piece, so that the clamp head component can be rotationally adjusted according to the use requirement under the condition that the clamp handle component is not rotated; the driving assembly drives the clamp heads to open and close and is used for clamping the gear shaft forge piece, so that the waste of manpower is avoided; promote pincers handle support piece through second pincers handle front end and produce around the pin joint with first pincers handle and rotate to play the effect of deflecting binding clip subassembly, make the centre gripping angle that can adjust the binding clip according to the on-the-spot needs, rotate the nut moreover behind the centre gripping gear shaft forging and make the binding clip subassembly deflect and can also play the effect of rotating gear shaft forging.

Description

Gear shaft forging and pressing poking clamp for petroleum drilling equipment

Technical Field

The utility model relates to a gear shaft forges instrument technical field, especially relates to a pincers are dialled in oil drilling equipment with gear shaft forging and pressing.

Background

The forging processing is one of the most basic mechanical part processing methods, can change the shape of a workpiece, improve the internal structure of the workpiece and improve the comprehensive performance of the workpiece, is widely applied to part processing in the industries of metallurgy, automobile, aerospace and the like, and plays an important role in the field of part basic processing. In the oil field, among the drilling equipment that the exploitation oil was used, the gear shaft is more important drive mechanism, and the gear shaft will forge and press into certain cylindricly in order to make things convenient for subsequent processing in preliminary forging, and this just needs overturn many times in preliminary forging and pressing in-process. The existing poking clamp is characterized in that a forge piece is clamped by the force of a full-piecing worker on hand to poke and turn, the physical strength is consumed, and the clamp head of the existing poking clamp is not convenient to rotate.

Disclosure of Invention

To foretell technical problem, the utility model provides a pincers are dialled in gear shaft forging and pressing for oil drilling equipment for solve among the prior art gear shaft forging in-process and dial the binding clip of pincers and be not convenient for the pivoted problem.

In order to achieve the above purpose, the technical solution of the present invention is realized as follows:

a gear shaft forging and pressing poking clamp for petroleum drilling equipment comprises a clamp head assembly and a clamp handle assembly, wherein the clamp head assembly comprises a clamp head supporting piece and a clamp head hinged on the clamp head supporting piece; the tong head supporting piece and the tong handle supporting piece are provided with a driving component for driving the tong head to rotate to open and close.

Furthermore, the binding clip support piece is rotationally connected with the binding clip support piece through a turntable bearing, the turntable bearing comprises an inner ring and an outer ring which are rotationally connected, the inner ring is fixed with the binding clip support piece, and the outer ring is fixed with the binding clip support piece.

Furthermore, the locking part is a shifting clamp arranged on the outer ring and/or the tong head supporting part, and a plurality of shifting clamp hooks matched with the shifting clamp are uniformly distributed on the tong handle supporting part.

Furthermore, the driving assembly comprises rack rods which are arranged on the binding clip supporting piece and the binding clip supporting piece in a penetrating mode, a spur rack matched with the binding clip is arranged at one end, close to the binding clip assembly, of each rack rod, and gears meshed with the spur racks are arranged at one ends, close to the binding clip supporting piece, of the binding clips; the rack rod is provided with an external thread at one end close to the clamp handle assembly and is in threaded connection with an internal thread sleeve, and the internal thread sleeve is rotationally connected to the clamp head supporting piece.

Furthermore, one side of the forceps head supporting piece, which is close to the forceps handle assembly, is provided with a sleeve seat which is in running fit with the internal thread sleeve, the sleeve seat penetrates through the turntable bearing and the forceps handle supporting piece, and the turntable bearing and the forceps handle supporting piece are in running connection with the sleeve seat through the running bearing.

Furthermore, the sleeve seat is provided with an annular chute, and the internal thread sleeve is provided with an annular boss matched with the annular chute and is rotationally connected with the sleeve seat through the annular boss.

Furthermore, the tong head support piece is further provided with a limiting piece for preventing the rack bar from rotating, and the limiting piece is a limiting plate arranged on two sides of the straight rack.

Furthermore, the pincers handle includes first pincers handle and second pincers handle, and first pincers handle and second pincers handle all articulate with pincers handle support piece, are equipped with the perforation that supplies the second pincers handle to wear out on the first pincers handle, and the second pincers handle is worn to establish in the perforation, and threaded connection has the nut on the second pincers handle, and the nut rotates with first pincers handle to be connected.

Furthermore, the second forceps handle is hinged to the forceps handle supporting piece through a connecting rod, and the connecting rod is hinged to the second forceps handle.

The utility model has the advantages that: the utility model has the advantages that the binding clip supporting piece is rotationally connected with the binding clip supporting piece, so that the binding clip component can be rotationally adjusted according to the use requirement under the condition that the binding clip component is not rotated, and the functionality of the toggle clamp is improved; the driving assembly drives the first tong head and the second tong head to open and close and is used for clamping the gear shaft forge piece, so that time and labor are avoided, and manpower is saved, because the gear shaft needs to be clamped by manpower; promote pincers handle support piece through second pincers handle front end and produce around the pin joint with first pincers handle and rotate to play the effect of deflecting binding clip subassembly, make the centre gripping angle that can adjust the binding clip according to the on-the-spot needs, rotate the nut moreover behind the centre gripping gear shaft forging and make the binding clip subassembly deflect and can also play the effect of rotating gear shaft forging.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is an enlarged view of a portion B of FIG. 1;

FIG. 4 is an enlarged view of a portion C of FIG. 1;

fig. 5 is a plan view of the rack bar of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.

As shown in fig. 1 to 5, the gear shaft forging and pressing poking clamp for oil drilling equipment of the present invention comprises a clamp head assembly and a clamp handle assembly, wherein the clamp head assembly comprises a clamp head support member 1 and two clamp heads 2 hinged on the clamp head support member 1; the forceps handle assembly comprises a forceps handle supporting piece 3 and two forceps handles connected to the forceps handle supporting piece 3, the forceps head supporting piece 1 is rotatably connected with the forceps handle supporting piece 3, and a locking piece 13 is arranged between the forceps head supporting piece 1 and the forceps handle supporting piece 3; two tong head hinged seats with parallel hinged shafts are arranged on one side, away from the tong handle supporting piece 3, of the tong head supporting piece 1, the two tong heads 2 are hinged with the tong head supporting piece 1 through the two tong head hinged seats respectively, one ends, away from the tong handle supporting piece 1, of the two tong heads 2 are opened outwards so as to be convenient to rotate around the respective hinged shafts to open and close, and the tong handle assembly is connected to the tong handle supporting piece 3 and is far away from one side of the tong head supporting piece 1; the driving components for driving the two binding clip heads 2 to rotate to open and close are arranged on the binding clip head supporting piece 1 and the binding clip handle supporting piece 3 in a penetrating manner, the driving components drive the binding clip heads 2 to open and close and are used for clamping the gear shaft forging, and the gear shaft is prevented from being clamped by manpower; the forceps head supporting piece 1 is rotationally connected with the forceps handle supporting piece 3, so that the forceps head component can be rotationally adjusted according to use requirements without rotating the forceps handle component, and the functionality of the shifting forceps is improved; the adjusted binding clip assembly is locked by the locking member 13 to prevent free rotation.

Further, as shown in fig. 4, the binding clip support 1 is rotatably connected to the handle support 3 through the turntable bearing 11, the turntable bearing 11 includes an inner ring 111 and an outer ring 112, the inner ring 111 is fixed to the handle support 3, and the outer ring 112 is fixed to the binding clip support 1, so that the binding clip support 1 and the handle support 3 rotate smoothly.

Further, as shown in fig. 4, the locking member 13 is a toggle clamp disposed on the outer ring 112 and/or the bit support 1, and a plurality of toggle clamp hooks 131 matched with the toggle clamp are uniformly distributed on the handle support 3. In this embodiment, the toggle clamp is disposed on the outer ring 112, the toggle clamp includes a bottom plate 134 fixed on the outer ring 112, a clamp handle 133 hinged on the bottom plate 134, a horizontal clamp ring 132 is hinged on the clamp handle 133, the toggle clamp further includes a plurality of toggle clamp hooks 131 hooked with the clamp ring 132, the toggle clamp hooks 131 are disposed, the plurality of toggle clamp hooks 131 are uniformly distributed on the outer side surface of the clamp handle support 3 to play up the toggle clamp handle 133, the clamping ring 132 can hook the toggle clamp hook 131, and after the clamping ring 132 hooks the toggle clamp hook 131, when the clamping handle 133 is pressed down, one end of the clamping ring 132 close to the clamping handle 133 rotates downwards, the hinge point of the bottom plate 134 and the clamping handle 133 is positioned on the straight line of the clamping ring 132 or slightly above, so that the clamping handle 133 will not rotate automatically, the clamping ring 132 will be hooked with the toggle clamp hook 131, so that the relative positions of the forceps head supporting piece 1 and the forceps handle supporting piece 3 are fixed and can not rotate relatively. And the toggle clamp also functions to rotate the handle of the clamp handle support 3.

Further, as shown in fig. 1 and 5, the driving assembly includes a rack bar 4 penetrating through the forcep head support 1 and the forcep handle support 3, one end of the rack bar 4 close to the forcep head assembly is provided with a spur rack 41 respectively matched with the two forcep heads 2, and one end of the forcep head 2 close to the forcep head support 1 is provided with a gear 21 engaged with the spur rack 41; one end of the rack rod 4 close to the plier handle assembly is provided with an external thread and is in threaded connection with an internal thread sleeve 5, and the internal thread sleeve 5 is rotationally connected on the plier head supporting piece 1. Through rotating internal thread sleeve 5, under threaded connection's effect, rack bar 4 produces and removes about, make spur rack 41 follow the removal, thereby binding clip 2 produces to rotate under gear and spur rack 41's meshing effect and opens and shuts, and when holding the gear shaft forging after closing up, because internal thread and rack bar 4 of internal thread sleeve 5 go up the external screw thread and have the locking effect, avoided binding clip 2 to rotate and loosen the gear shaft forging, this kind of mode has avoided the manpower need to make the clamping action that just can keep two binding clips 2 with strength always.

Further, as shown in fig. 2, a sleeve seat 101 rotatably fitted with the internally threaded sleeve 5 is disposed on one side of the bit support 1 close to the bit assembly, the sleeve seat 101 passes through the turntable bearing 11 and the bit support 3, and the turntable bearing 11 and the bit support 3 are rotatably connected with the sleeve seat 101 through the rotating bearing 12, when the bit assembly is rotated, the turntable bearing 11 and the bit support 3 do not obstruct the rack bar 4, the sleeve seat 101, and the internally threaded sleeve 5 from rotating together with the bit assembly.

Further, as shown in fig. 2, an annular sliding groove 1011 is formed in the sleeve seat 101, an annular boss 51 matched with the annular sliding groove 1011 is formed in the internal thread sleeve 5 and is rotatably connected with the sleeve seat 101 through the annular boss 51, an opening of the annular sliding groove 1011 faces the center of the sleeve seat 101, the cross section of the annular boss 51 is in an L shape and matched with the annular sliding groove 1011, and the internal thread sleeve 5 is prevented from slipping off the sleeve seat 101.

Further, as shown in fig. 1, still be equipped with on binding clip support 1 and prevent rack bar 4 pivoted locating part 6, locating part 6 is the limiting plate that sets up in spur rack 41 both sides, and the cross-section of the perpendicular to its moving direction of spur rack 41 is the rectangle, and the limiting plate setting can prevent rack bar 4's rotation but does not hinder rack bar 4 and remove about in spur rack 41 both sides.

Further, as shown in fig. 3, the forceps handle includes a first forceps handle 7 and a second forceps handle 8, the first forceps handle 7 and the second forceps handle 8 are both hinged to the forceps handle support 3, a through hole through which the second forceps handle 8 penetrates is formed in the first forceps handle 7, the second forceps handle 8 penetrates the through hole, a nut 10 is connected to the second forceps handle 8 through a thread, the nut 10 is rotatably connected to the first forceps handle 7, an annular projection 71 is arranged on the first forceps handle 7 at a position corresponding to the nut 10, an annular slide way engaged with the projection is arranged on one side of the nut 10 close to the first forceps handle 7, and the nut 10 is rotatably connected to the first forceps handle 7 through the annular slide way and cannot slip; when nut 10 rotates, second pincers handle 8 produces the removal under the threaded connection effect with nut 10 to make the front end of second pincers handle 8 promote pincers handle support piece 3 round produce the rotation with the pin joint of first pincers handle 7, pincers handle support piece 3 drives binding clip subassembly again and rotates, thereby play the effect of the binding clip subassembly that deflects, make the centre gripping angle that can adjust the binding clip according to the on-the-spot needs, and rotate nut 10 behind the centre gripping gear shaft forging and make the binding clip subassembly deflect and can also play the effect of rotating gear shaft forging.

Further, as shown in fig. 1, the second forceps handle 8 is hinged to the forceps handle supporting member 3 through a connecting rod 9, the connecting rod 9 is hinged to the second forceps handle 8, and two ends of the connecting rod 9 are hinged to the forceps handle supporting member 3 and the second forceps handle 8 respectively, so that the second forceps handle 8 is prevented from being locked when pushing the forceps handle supporting member 3. In addition, the inner sides of the two binding clip 2 are respectively provided with an arc-shaped binding clip board, the two arc-shaped binding clip boards are symmetrically arranged to be convenient for clamping a gear shaft, and the inner sides of the two arc-shaped binding clip boards are provided with teeth to improve the friction fixing effect of clamping objects. And moreover, handles which are convenient to rotate are arranged on the internal thread sleeve 5 and the nut 10. In addition, the first clamp handle 7 is longer in manufacture and larger in bearing capacity, a support can be arranged below the first clamp handle 7 in use, so that one end of the clamp handle and one end of the clamp head have lever action, clamping and overturning actions can be operated by rotating the internal thread sleeve 5 or the nut 10, and labor is saved.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. The gear shaft forging and pressing poking clamp for the oil drilling equipment is characterized by comprising a clamp head assembly and a clamp handle assembly, wherein the clamp head assembly comprises a clamp head supporting piece (1) and a clamp head (2) hinged to the clamp head supporting piece (1), the clamp handle assembly comprises a clamp handle supporting piece (3) and a clamp handle connected to the clamp handle supporting piece (3), the clamp head supporting piece (1) is rotatably connected with the clamp handle supporting piece (3), and a locking piece (13) is arranged between the clamp head supporting piece (1) and the clamp handle supporting piece (3); the tong head supporting piece (1) and the tong handle supporting piece (3) are provided with a driving component for driving the tong head (2) to rotate to open and close.

2. The oil drilling equipment gear shaft forging and pressing poking clamp as claimed in claim 1, wherein the clamp head support (1) is rotatably connected with the clamp handle support (3) through a turntable bearing (11), the turntable bearing (11) comprises an inner ring (111) and an outer ring (112) which are rotatably connected, the inner ring (111) is fixed with the clamp handle support (3), and the outer ring (112) is fixed with the clamp head support (1).

3. The oil drilling equipment gear shaft forging and pressing poking clamp as claimed in claim 2, characterized in that the locking member (13) is a poking jaw arranged on the outer ring (112) and/or the tong head support member (1), and a plurality of poking jaw hooks (131) matched with the poking jaw are uniformly distributed on the tong handle support member (3).

4. The oil drilling equipment gear shaft forging and pressing poking clamp as claimed in any one of claims 1 to 3, wherein the driving assembly comprises rack rods (4) penetrating through the clamp head support (1) and the clamp handle support (3), one end of each rack rod (4) close to the clamp head assembly is provided with a spur rack (41) matched with the clamp head (2), and one end of each clamp head (2) close to the clamp head support (1) is provided with a gear meshed with the spur rack (41); one end of the rack rod (4) close to the clamp handle assembly is provided with an external thread and is in threaded connection with an internal thread sleeve (5), and the internal thread sleeve (5) is rotationally connected to the clamp head supporting piece (1).

5. The oil drilling equipment gear shaft forging and pressing poking clamp as claimed in claim 4, characterized in that a sleeve seat (101) rotatably engaged with the internally threaded sleeve (5) is arranged on one side of the clamp head support (1) close to the clamp handle assembly, the sleeve seat (101) penetrates through the turntable bearing (11) and the clamp handle support (3), and the turntable bearing (11) and the clamp handle support (3) are rotatably connected with the sleeve seat (101) through a rotating bearing (12).

6. The oil drilling equipment gear shaft forging and pressing poking clamp as claimed in claim 5, wherein the sleeve seat (101) is provided with an annular sliding groove (1011), and the internally threaded sleeve (5) is provided with an annular boss (51) matched with the annular sliding groove (1011) and rotatably connected with the sleeve seat (101) through the annular boss (51).

7. The oil drilling equipment gear shaft forging and pressing poking clamp as claimed in claim 5 or 6, wherein the clamp head support (1) is further provided with a limiting piece (6) for preventing the rack bar (4) from rotating, and the limiting piece (6) is a limiting plate arranged on two sides of the spur rack (41).

8. The oil drilling equipment gear shaft forging and pressing poking clamp as claimed in claim 1, 2, 3, 5 or 6, wherein the clamp handles comprise a first clamp handle (7) and a second clamp handle (8), the first clamp handle (7) and the second clamp handle (8) are hinged to the clamp handle support (3), a through hole for the second clamp handle (8) to penetrate out is formed in the first clamp handle (7), the second clamp handle (8) penetrates through the through hole, a nut (10) is connected to the second clamp handle (8) in a threaded mode, and the nut (10) is rotatably connected with the first clamp handle (7).

9. The oil drilling equipment gear shaft forging and pressing poking clamp as claimed in claim 8, characterized in that the second clamp handle (8) is hinged with the clamp handle support (3) through a connecting rod (9), and the connecting rod (9) is hinged with the second clamp handle (8).

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