CN211727624U - Clamp for processing array holes of exhaust valve parts of large diesel engine - Google Patents

Abstract

The utility model discloses a clamp for processing array holes of exhaust valve parts of large diesel engines, wherein an adjusting mechanism is fixedly arranged at the left end of the inner side of a supporting frame, a clamping mechanism is arranged at the top of the adjusting mechanism, the left end of the inner side of the supporting frame is welded with a horizontal electric telescopic rod, the front side of an output shaft of the horizontal electric telescopic rod is welded with a movable pin, adjustment mechanism has the bracing piece including fixing the installation piece on the support frame, and the right side welding of installation piece has the bracing piece, and the mount has been welded respectively to both sides around the bracing piece right-hand member, and semicircular spacing groove has been seted up to the symmetry on two mounts, is provided with between two mounts and rotates the turning block of being connected with both, and the welding of the bottom of turning block has the U-shaped moving part, and the spacer pin has been welded respectively to both sides around the turning block, and the outside end threaded connection of spacer pin has lock nut one, and the top of turning block has linked firmly slewing. The fixture can adjust the machining angle of the exhaust valve body without disassembling the exhaust valve body, and the efficiency of the array hole forming operation is improved.

Description

Clamp for processing array holes of exhaust valve parts of large diesel engine

Technical Field

The utility model relates to an exhaust valve technical field specifically is a large-scale diesel engine exhaust valve part array anchor clamps for spot facing work.

Background

The exhaust valve is applied to pipeline exhaust of an independent heating system, a central heating system, a heating boiler, a central air conditioner, a floor heating system, a solar heating system and the like. Exhaust valve adds man-hour in production, need use anchor clamps to fix it, then carries out the processing of array hole, but traditional anchor clamps are fixed, can not carry out angle modulation to exhaust valve, need continuous clamp and unclamp exhaust valve in order to carry out angle modulation to it to influence the operating efficiency, this is the weak point that prior art exists.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a large-scale diesel engine discharge valve part array anchor clamps for hole processing, this anchor clamps need not to dismantle the regulation that discharge valve body can accomplish its processing angle, the effectual time of having saved has improved the efficiency that the operation was seted up to the array hole.

In order to achieve the above object, the utility model provides a following technical scheme: a fixture for processing an array hole of a large diesel engine exhaust valve part comprises a support frame, wherein an adjusting mechanism is fixedly installed at the left end of the inner side of the support frame, a clamping mechanism used for clamping an exhaust valve body is arranged at the top of the adjusting mechanism, a horizontal electric telescopic rod is welded at the left end of the inner side of the support frame, a movable pin is welded at the front side of an output shaft of the horizontal electric telescopic rod, the adjusting mechanism comprises an installation block fixed on the support frame, a support rod is welded at the right side of the installation block, fixing frames are respectively welded at the front side and the rear side of the right end of the support rod, semicircular limiting grooves are symmetrically formed in the two fixing frames, a rotating block rotatably connected with the two fixing frames is arranged between the two fixing frames, a U-shaped moving part matched with the movable pin and provided with an upward opening is welded at the bottom of, the outer side end of the limiting pin extends out of the surface of the corresponding fixing frame and is in threaded connection with a first locking nut, and the top of the rotating block is fixedly connected with a rotating mechanism.

Preferably, slewing mechanism is including the fixed pipe of welding on the turning block, the inner chamber of fixed pipe rotates and is connected with the rotation post, the spout has been seted up along its circumference on the fixed pipe, the welding has the spacer pin with spout sliding fit on the rotation post, the outside end threaded connection of spacer pin has lock nut two.

Preferably, the clamping mechanism comprises a disc welded on the rotating column, two long blocks are symmetrically welded on the top of the disc, and a horizontal threaded rod is in threaded connection with one long block.

Preferably, a positioning mechanism is fixedly mounted at the top of the inner side of the support frame.

Preferably, positioning mechanism includes the mounting panel of through bolt fixed connection on the support frame, the right side welding of mounting panel has the locating plate, evenly distributed's locating hole is seted up at the top of locating plate.

Compared with the prior art, the beneficial effects of the utility model are as follows: in the clamp for processing the array holes of the exhaust valve parts of the large diesel engine, when the exhaust valve body needs to adjust the angle, the rotating column is driven to rotate through the disc at first, the circumferential position of the exhaust valve body is adjusted, and after the exhaust valve body is adjusted in place, the second locking nut 495 is screwed up to lock the rotating column. Then start horizontal electric telescopic handle, horizontal electric telescopic handle passes through the movable pin and drives the swing of U-shaped moving part, and then drive the turning block through the U-shaped moving part and rotate, it is spacing to lead through the rotation of spacer pin and spacing groove cooperation to the turning block, realize discharge valve body inclination's regulation, adjust the back that targets in place, screw up the locking that realizes the turning block with lock nut one, need not to dismantle the regulation that discharge valve body can accomplish its processing angle like this, the effectual time of having saved, the efficiency of the operation is seted up in the array hole has been improved. Therefore, compared with the prior art, the utility model has the substantive characteristics and the progress, and the beneficial effects of the implementation are also obvious.

Drawings

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

FIG. 2 is a schematic perspective view of an adjustment mechanism;

FIG. 3 is a schematic top view of the positioning mechanism;

fig. 4 is a perspective view of the clamping mechanism.

In the figure: 1. a support frame; 2. a horizontal electric telescopic rod; 3. a movable pin; 4. an adjustment mechanism; 5. a positioning mechanism; 6. a clamping mechanism; 7. a discharge valve body; 41. mounting blocks; 42. a support bar; 43. a fixed mount; 44. a limiting groove; 45. rotating the block; 46. a U-shaped movable member; 47. a spacing pin; 48. a first locking nut; 49. a rotating mechanism; 491. a fixed tube; 492. a chute; 493. rotating the column; 494. a spacing pin; 495. a second lock nut; 51. mounting a plate; 52. positioning a plate; 53. positioning holes; 54. a bolt; 61. a disc; 62. a long block; 63. a horizontal threaded rod.

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 creative work belong to the protection scope of the present invention.

A fixture for processing array holes of exhaust valve parts of a large diesel engine comprises a support frame 1, a horizontal electric telescopic rod 2 is welded at the inner left end of the support frame 1, a movable pin 3 is welded at the front side of an output shaft of the horizontal electric telescopic rod 2, an adjusting mechanism 4 is fixedly installed at the inner left end of the support frame 1, the adjusting mechanism 4 comprises an installation block 41 fixed on the support frame 1, a support rod 42 is welded at the right side of the installation block 41, fixing frames 43 are respectively welded at the front side and the rear side of the right end of the support rod 42, semicircular limiting grooves 44 are symmetrically formed in the two fixing frames 43, a rotating block 45 rotatably connected with the two fixing frames 43 is arranged between the two fixing frames 43, a U-shaped moving part 46 matched with the movable pin 3 and provided with an upward opening is welded at the bottom of the rotating block 45, and limiting pins 47 in sliding fit with the limiting grooves 44 are respectively, the outer end of the limit pin 47 extends out of the surface of the corresponding fixed frame 43 and is in threaded connection with a first lock nut 48.

The top of adjustment mechanism 4 is provided with clamping mechanism 6 that is used for centre gripping discharge valve body 7, clamping mechanism 6 is including welding the disc 61 on rotating post 493, the top symmetry welding of disc 61 has two rectangular blocks 62, threaded connection has horizontal threaded rod 63 on one of them rectangular block 62, places discharge valve body 7 between two rectangular blocks 62 on the disc 61, then rotates horizontal threaded rod 63 and presss from both sides discharge valve body 7 tightly fixed to stability when guaranteeing discharge valve body 7 trompil operation.

The top of the rotating block 45 is fixedly connected with a rotating mechanism 49, the rotating mechanism 49 comprises a fixed pipe 491 welded on the rotating block 45, an inner cavity of the fixed pipe 491 is rotatably connected with a rotating column 493, a sliding groove 492 is formed in the fixed pipe 491 along the circumferential direction, a limiting pin 494 which is in sliding fit with the sliding groove 492 is welded on the rotating column 493, and a second locking nut 495 is in threaded connection with the outer side end of the limiting pin 494. When carrying out the trompil operation to discharge valve body 7, can rotate through disc 61 drive rotation post 493, realize the regulation of discharge valve body 7 circumferential position.

The top fixed mounting of support frame 1 inboard has positioning mechanism 5, positioning mechanism 5 includes mounting panel 51 through bolt 54 fixed connection on support frame 1, mounting panel 51's right side welding has locating plate 52, evenly distributed's locating hole 53 is seted up at the top of locating plate 52, and the trompil drill bit passes from locating hole 53, and spacing through locating hole 53 is trompil exhaust valve body 7 again, has guaranteed the quality and the straightness that hangs down of array hole.

When the exhaust valve body 7 needs to adjust the angle, the disc 61 drives the rotating column 493 to rotate to adjust the circumferential position of the exhaust valve body 7, and after the adjustment is in place, the locking nut 495 is screwed down to lock the rotating column 493. Then start horizontal electric telescopic handle 2, horizontal electric telescopic handle 2 drives the swing of U-shaped moving part 46 through movable pin 3, and then drives turning block 45 through U-shaped moving part 46 and rotates, it is spacing to lead to the rotation of turning block 45 through spacing pin 47 and spacing groove 44 cooperation, realize the regulation of discharge valve body 7 inclination, adjust the back that targets in place, screw up locking nut 48 and realize the locking of turning block 45, need not to dismantle discharge valve body 7 like this and can accomplish its regulation of processing angle, the effectual time that has saved, the efficiency of the operation is seted up to the array hole has been improved.

The technical features of the present invention that are not described can be realized by the prior art, and are not described herein again. The present invention is not limited to the above embodiments, and variations, modifications, additions and substitutions made by those skilled in the art within the scope of the present invention shall fall within the protection scope of the present invention.

Claims (5)

1. The utility model provides a large-scale diesel engine discharge valve part array anchor clamps for spot facing work, includes support frame (1), its characterized in that: the exhaust valve comprises a support frame (1), wherein an adjusting mechanism (4) is fixedly mounted at the inner left end of the support frame (1), a clamping mechanism (6) used for clamping an exhaust valve body (7) is arranged at the top of the adjusting mechanism (4), a horizontal electric telescopic rod (2) is welded at the inner left end of the support frame (1), a movable pin (3) is welded at the front side of an output shaft of the horizontal electric telescopic rod (2), the adjusting mechanism (4) comprises an installation block (41) fixed on the support frame (1), a supporting rod (42) is welded at the right side of the installation block (41), fixing frames (43) are respectively welded at the front side and the rear side of the right end of the supporting rod (42), semicircular limiting grooves (44) are symmetrically formed in the two fixing frames (43), a rotating block (45) which is rotatably connected with the two fixing frames (43) is arranged between the two fixing frames (43), and a U-shaped moving part (46), limiting pins (47) which are in sliding fit with the limiting grooves (44) are welded on the front side and the rear side of the rotating block (45) respectively, the outer side ends of the limiting pins (47) extend out of the surfaces of the corresponding fixing frames (43), the outer side ends of the limiting pins are in threaded connection with first locking nuts (48), and the top of the rotating block (45) is fixedly connected with a rotating mechanism (49).

2. The jig for machining the array holes of the exhaust valve part of the large diesel engine as claimed in claim 1, wherein: the rotating mechanism (49) comprises a fixed pipe (491) welded on a rotating block (45), the inner cavity of the fixed pipe (491) is rotatably connected with a rotating column (493), a sliding groove (492) is formed in the fixed pipe (491) along the circumferential direction of the fixed pipe, a limit pin (494) in sliding fit with the sliding groove (492) is welded on the rotating column (493), and a locking nut II (495) is in threaded connection with the outer side end of the limit pin (494).

3. The jig for machining the array holes of the exhaust valve part of the large diesel engine as claimed in claim 2, wherein: clamping mechanism (6) are including welding disc (61) on rotating post (493), the top symmetry welding of disc (61) has two long pieces (62), and threaded connection has horizontal threaded rod (63) on one of them long piece (62).

4. The jig for machining the array holes of the exhaust valve part of the large diesel engine as claimed in claim 3, wherein: and a positioning mechanism (5) is fixedly arranged at the top of the inner side of the support frame (1).

5. The jig for machining the array holes of the exhaust valve part of the large diesel engine as claimed in claim 4, wherein: positioning mechanism (5) include mounting panel (51) through bolt (54) fixed connection on support frame (1), the right side welding of mounting panel (51) has locating plate (52), evenly distributed's locating hole (53) are seted up at the top of locating plate (52).

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