CN220161059U

CN220161059U - Crosshead machining tool

Info

Publication number: CN220161059U
Application number: CN202321311975.7U
Authority: CN
Inventors: 陈中亚
Original assignee: Ningbo Changfeng Wind Energy Technology Co ltd
Current assignee: Ningbo Changfeng Wind Energy Technology Co ltd
Priority date: 2023-05-29
Filing date: 2023-05-29
Publication date: 2023-12-12
Anticipated expiration: 2033-05-29

Abstract

The utility model relates to the technical field of crosshead processing, in particular to a crosshead processing tool which comprises a base, wherein a lower die mechanism is arranged above the base, a positioning mechanism is arranged on the front surface of the lower die mechanism, the positioning mechanism comprises a connecting plate, the lower surface of the connecting plate is fixedly connected with the upper surface of the base, movable grooves are formed in the connecting plate, the number of the movable grooves is two, positioning plates are arranged in the connecting plate, guide blocks are fixedly connected to the upper side of the positioning plates, the number of the guide blocks is two, the guide blocks are movably connected to the inner parts of the movable grooves, and positioning holes are formed in the surface of the positioning plates. According to the utility model, the first threaded rod is screwed after the workpiece is clamped, and the guide block fixed on the positioning plate is movably connected in the movable groove, so that the position of the positioning plate in the connecting plate, namely the position of the positioning hole, can be adjusted after the first threaded rod is screwed, and the processing precision is improved.

Description

Crosshead machining tool

Technical Field

The utility model relates to the field of machining of cross heads, in particular to a cross head machining tool.

Background

The crosshead is a mechanism in a large reciprocating engine that guides the piston rod up and down, helping to eliminate lateral pressure on the piston, and is a very important component of a large reciprocating engine because it not only reduces wear caused by lateral pressure, but also helps to regulate and maintain stability of engine rotation.

In the processing to the cross head, need punch a hole to it, in the in-process of punching a hole, need guarantee that two holes are perpendicular, but can often lead to the position that needs to punch a hole after pressing from both sides tightly to change because of work piece inserts irregularity at frock in-process of using, if again adjust the clamping position of work piece this moment also be difficult to guarantee that the required position of punching a hole of work piece corresponds with the position of punching a hole, reduced machining precision.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a cross head processing tool.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a cross head processing frock, includes the base, lower mould mechanism is installed to the top of base, positioning mechanism is installed in the front of lower mould mechanism, positioning mechanism includes the connecting plate, the lower surface of connecting plate and the last fixed surface of base are connected, movable groove has been seted up to the inside of connecting plate, and the quantity of movable groove is two, and the internally mounted of connecting plate has the locating plate, the top fixedly connected with guide block of locating plate, and the quantity of guide block is two, guide block swing joint is in the inside of movable groove, the locating hole has been seted up on the surface of locating plate.

As a further description of the above technical solution:

through-holes are formed in two sides of the connecting plate, first threaded rods are connected with the inner threads of the through-holes, one ends of the first threaded rods are movably connected with the surface of the connecting plate, and handles are fixedly connected with the other ends of the first threaded rods.

As a further description of the above technical solution:

the lower die mechanism comprises a lower die holder, the lower surface of the lower die holder is fixedly connected with the upper surface of the base, a first groove is formed in the upper surface of the lower die holder, a lower die block is fixedly connected inside the first groove, and punching holes are formed in the surface of the lower die block.

As a further description of the above technical solution:

the upper surface mounting of die holder has clamping mechanism, clamping mechanism includes the connecting block, the lower surface of connecting block and the upper surface fixed connection of die holder, the inside threaded connection of connecting block has the second threaded rod, the top fixedly connected with clamp plate of second threaded rod.

As a further description of the above technical solution:

the lifting mechanism is arranged on the front surface of the base and comprises a fixed block, the back surface of the fixed block is fixedly connected with the front surface of the base, and the lower surface of the fixed block is fixedly connected with an air cylinder.

As a further description of the above technical solution:

the die assembly comprises a cylinder, and is characterized in that an upper die mechanism is arranged at the output end of the cylinder and comprises an upper die holder, and the upper surface of the upper die holder is fixedly connected with the output end of the cylinder.

As a further description of the above technical solution:

the lower surface of upper die base has seted up the second recess, the inside fixedly connected with drift of second recess.

The utility model has the following beneficial effects:

1. compared with the prior art, this crosshead processing frock, through twisting after the work piece presss from both sides tightly first threaded rod, because fixed guide block swing joint is in the inside of movable groove on the locating plate, so twist and can adjust the locating plate after the first threaded rod and in the inside position of connecting plate, adjust the position of locating hole promptly, can carry out the side after the adjustment and punch a hole, compare in the in-process that conventional frock used can lead to pressing from both sides tightly after the irregular position that needs punch a hole because of the work piece inserts and change, if again adjust the clamping position of work piece also be difficult to guarantee that the work piece needs punching position and punch a hole the position corresponding this moment, machining precision has been reduced, the device can directly adjust the position that the side punched a hole, machining precision has been improved.

2. Compared with the prior art, this crosshead processing frock, through twisting the second threaded rod, utilize the clamp plate at second threaded rod top to press from both sides the back with the work piece clamp, the cylinder extension of fixed block below drives the upper die base and descends, the second recess has been seted up to the lower surface of upper die base, the inside drift of second recess is corresponding with the inside hole that punches a hole of die holder, the drift descends, enter into the inside hole that punches a hole, compare conventional frock, in use need press from both sides the back to clamp the frock and put into the device that punches a hole first and punch a hole from top to bottom and then to the side, the device can directly punch a hole from top to bottom to the work piece after pressing from both sides, work efficiency has been improved.

Drawings

Fig. 1 is a schematic diagram of a first view overall structure of a cross head machining tool of the cross head machining tool;

fig. 2 is a cross-sectional view of a cross-head tooling of the cross-head tooling provided by the utility model;

fig. 3 is a schematic diagram of a second view overall structure of a cross head machining tool of the cross head machining tool according to the present utility model;

fig. 4 is a schematic diagram of the overall structure of a third view angle of a cross head machining tool of the cross head machining tool according to the present utility model.

Legend description:

1. a base; 2. a lower die mechanism; 201. a lower die holder; 202. a first groove; 203. a lower module; 204. punching; 3. a positioning mechanism; 301. a connecting plate; 302. a movable groove; 303. a positioning plate; 304. a guide block; 305. positioning holes; 4. a first threaded rod; 5. a clamping mechanism; 501. a second threaded rod; 502. a pressing plate; 503. a connecting block; 6. an upper die mechanism; 601. an upper die holder; 602. a second groove; 603. a punch; 7. a lifting mechanism; 701. a fixed block; 702. and (3) a cylinder.

Description of the embodiments

Referring to fig. 1-4, the utility model provides a cross head processing tool: including base 1, lower mould mechanism 2 is installed to the top of base 1, positioning mechanism 3 is installed to the front of lower mould mechanism 2, positioning mechanism 3 includes connecting plate 301, the lower surface of connecting plate 301 and the upper surface fixed connection of base 1, movable groove 302 has been seted up to the inside of connecting plate 301, and the quantity of movable groove 302 is two, connecting plate 301's internally mounted has locating plate 303, the top fixedly connected with guide block 304 of locating plate 303, and the quantity of guide block 304 is two, guide block 304 swing joint is in the inside of movable groove 302, locating hole 305 has been seted up on the surface of locating plate 303, can adjust the position of locating plate 303 in connecting plate 301 after twisting first threaded rod 4, adjust the position of locating hole 305 promptly.

Through-holes are formed in two sides of the connecting plate 301, first threaded rods 4 are connected to the inner threads of the through-holes, one ends of the first threaded rods 4 are movably connected with the surface of the connecting plate 301, handles are fixedly connected to the other ends of the first threaded rods 4, the number of the first threaded rods 4 is two, the lower die mechanism 2 comprises a lower die holder 201, the lower surface of the lower die holder 201 is fixedly connected with the upper surface of the base 1, first grooves 202 are formed in the upper surface of the lower die holder 201, lower modules 203 are fixedly connected to the inner portions of the first grooves 202, and punching holes 204 are formed in the surfaces of the lower modules 203.

The upper surface mounting of die holder 201 has clamping mechanism 5, clamping mechanism 5 includes connecting block 503, the lower surface of connecting block 503 and the upper surface fixed connection of die holder 201, the inside threaded connection of connecting block 503 has second threaded rod 501, the top fixedly connected with clamp plate 502 of second threaded rod 501, twist the clamp plate 502 that second threaded rod 501 can utilize the second threaded rod 501 top tightly with the work piece, elevating system 7 is installed to the front of base 1, elevating system 7 includes fixed block 701, the back of fixed block 701 and the front fixed connection of base 1, the lower surface fixed connection of fixed block 701 has cylinder 702, cylinder 702 is scalable cylinder.

The upper die mechanism 6 is installed to the output of cylinder 702, and upper die mechanism 6 includes upper die base 601, and the upper surface of upper die base 601 and the output fixed connection of cylinder 702, second recess 602 has been seted up to the lower surface of upper die base 601, and the inside fixedly connected with drift 603 of second recess 602, the inside drift 603 of second recess 602 corresponds with the inside 204 that punches a hole of die holder 201.

Working principle: after the second threaded rod 501 is screwed, the pressing plate 502 at the top of the second threaded rod 501 is utilized to clamp a workpiece, the air cylinder 702 below the fixed block 701 is extended to drive the upper die holder 601 to descend, the second groove 602 is formed in the lower surface of the upper die holder 601, the punch 603 in the second groove 602 corresponds to the punched hole 204 in the lower die holder 201, the punch 603 descends to enter the punched hole 204 to complete up-down punching, the first threaded rod 4 is screwed after the workpiece is clamped, and since the guide block 304 fixed on the positioning plate 303 is movably connected in the movable groove 302, the position of the positioning plate 303 in the connecting plate 301 can be adjusted after the first threaded rod 4 is screwed, namely, the position of the positioning hole 305 is adjusted, and side punching can be performed after the adjustment.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a cross head processing frock, includes base (1), its characterized in that: the utility model discloses a die structure, including base (1), lower mould mechanism (2) are installed to the top of base (1), positioning mechanism (3) are installed in the front of lower mould mechanism (2), positioning mechanism (3) are including connecting plate (301), the lower surface of connecting plate (301) is connected with the last fixed surface of base (1), movable groove (302) have been seted up to the inside of connecting plate (301), and the quantity of movable groove (302) is two, and internally mounted of connecting plate (301) has locating plate (303), the top fixedly connected with guide block (304) of locating plate (303), and the quantity of guide block (304) is two, guide block (304) swing joint is in the inside of movable groove (302), locating hole (305) have been seted up on the surface of locating plate (303).

2. The crosshead machining tool of claim 1, wherein: through-holes are formed in two sides of the connecting plate (301), first threaded rods (4) are connected with the inner threads of the through-holes, one ends of the first threaded rods (4) are movably connected with the surface of the connecting plate (301), and handles are fixedly connected with the other ends of the first threaded rods (4).

3. The crosshead machining tool of claim 1, wherein: the lower die mechanism (2) comprises a lower die holder (201), the lower surface of the lower die holder (201) is fixedly connected with the upper surface of the base (1), a first groove (202) is formed in the upper surface of the lower die holder (201), a lower module (203) is fixedly connected to the inside of the first groove (202), and a punching hole (204) is formed in the surface of the lower module (203).

4. A crosshead tooling according to claim 3, wherein: the upper surface mounting of die holder (201) has clamping mechanism (5), clamping mechanism (5) include connecting block (503), the lower surface of connecting block (503) is fixedly connected with the upper surface of die holder (201), the inside threaded connection of connecting block (503) has second threaded rod (501), the top fixedly connected with clamp plate (502) of second threaded rod (501).

5. The crosshead machining tool of claim 1, wherein: lifting mechanism (7) are installed on the front of base (1), lifting mechanism (7) are including fixed block (701), the back of fixed block (701) and the front fixed connection of base (1), the lower surface fixedly connected with cylinder (702) of fixed block (701).

6. The crosshead tooling of claim 5, wherein: an upper die mechanism (6) is arranged at the output end of the air cylinder (702), the upper die mechanism (6) comprises an upper die holder (601), and the upper surface of the upper die holder (601) is fixedly connected with the output end of the air cylinder (702).

7. The crosshead tooling of claim 6, wherein: a second groove (602) is formed in the lower surface of the upper die holder (601), and a punch (603) is fixedly connected inside the second groove (602).