CN215544010U

CN215544010U - Diesel engine shaft-like parts machining anchor clamps

Info

Publication number: CN215544010U
Application number: CN202022737064.3U
Authority: CN
Inventors: 陈伯林
Original assignee: Megote Motor Jiangsu Co Ltd
Current assignee: Megote Motor Jiangsu Co Ltd
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2022-01-18
Anticipated expiration: 2030-11-23

Abstract

The utility model provides a diesel engine rod-shaped part machining clamp which comprises a supporting base, and a clamp supporting group, an end positioning group and an end machining base station which are arranged on the supporting base, wherein the end machining base stations are provided with two groups and correspondingly supported at two ends of a rod-shaped part; the clamp supporting group is also provided with a middle rod piece clamping group for clamping the middle part of the rod-shaped part and a driving cylinder for driving clamping; the middle rod piece clamping group comprises two groups of clamp units which are clamped in the middle of the rod-shaped part in an encircling mode and bending units connected to the bottom end of the clamp units, and the two groups of clamp units are respectively hinged to two sides of the clamp supporting group corresponding to the connection positions of the two groups of bending units.

Description

Diesel engine shaft-like parts machining anchor clamps

Technical Field

The utility model relates to a machining clamp, in particular to a diesel engine rod-shaped part machining clamp.

Background

The diesel engine is a machine capable of converting other forms of energy into mechanical energy, and relates to a plurality of rod-shaped parts, wherein one important rod-shaped part is a connecting rod structure and is used for connecting a piston and a crankshaft, transmitting acting force borne by the piston to the crankshaft, and converting reciprocating motion of the piston into rotary motion of the crankshaft; in the high-speed working process of an engine, a connecting rod rotates at a high speed, if the surface of the connecting rod has defects, cracks and the like which cannot meet standards, the small defects can be amplified infinitely in the using process, so that the connecting rod is broken, and the sudden machine failure is a fatal danger, so that the processing of the connecting rod is very important, particularly, when the boring processing is carried out on two ends of the connecting rod, the connecting rod needs to be fixed on a clamp, however, the existing clamp for boring the connecting rod is complex in operation and inconvenient to use, and the boring processing cannot be carried out on the large head hole and the small head hole of the connecting rod at the same time, so that the working efficiency is reduced.

Therefore, a diesel engine rod-shaped part machining clamp which can be used for conveniently machining two ends of a rod-shaped part simultaneously, is simple in structure and is convenient to clamp and use is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a diesel engine rod-shaped part machining clamp which can be used for conveniently machining two ends of a rod-shaped part at the same time, and is simple in structure and convenient to clamp and use.

The utility model provides the following technical scheme:

a diesel engine rod-shaped part machining clamp comprises a supporting base, and a clamp supporting group, an end positioning group and an end machining base station which are arranged on the supporting base, wherein the end machining base stations are provided with two groups and correspondingly supported at two ends of a rod-shaped part; the clamp supporting group is also provided with a middle rod piece clamping group for clamping the middle part of the rod-shaped part and a driving cylinder for driving clamping; the middle rod piece clamping group is at least provided with two groups distributed along the axis of the rod-shaped part, any one group of middle rod piece clamping group comprises two groups of clamp units clamped in the middle of the rod-shaped part in an encircling manner and bending units connected to the bottom ends of the clamp units, the two groups of clamp units are respectively hinged to two sides of the clamp supporting group corresponding to the joints of the two groups of bending units, and the end parts of the bending units are provided with bending edges arranged oppositely; the driving cylinder is arranged on the clamp supporting group, the movable end of the driving cylinder is connected with the driving plate, the driving plate is positioned above the bending edge, and the bending edge is pushed to rotate around a hinge shaft at the joint of the clamp unit and the bending unit so as to drive the clamp unit to clamp the rod-shaped part in an embracing manner; the end positioning set comprises an end positioning block, a supporting fixing block, a positioning spring and a piston rod, the supporting fixing block is fixed on the supporting base, a through hole for the piston rod to pass through is formed in the supporting fixing block, one end of the piston rod is fixedly connected with the end positioning block, the positioning spring is sleeved outside the piston rod, one end of the positioning spring is fixedly connected with the end positioning block, and the other end of the positioning spring is fixedly connected with the supporting fixing block.

Preferably, the clamp support group comprises a support platform and support side posts fixed on two sides of the support platform, and two ends of the drive plate extend to the support side posts and are connected with the support side posts in a longitudinal sliding mode.

Preferably, a counterweight is further arranged on the outer side of the top end of the clamp unit.

Preferably, the anchor clamps unit includes first cohesion limit, second cohesion limit and embraces the elastic component tightly, and the one end on first cohesion limit links to each other with the unit of bending, and the balancing weight is fixed to the other end, and the one end on second cohesion limit articulates at the middle part on first cohesion limit, and the one end of embracing the elastic component tightly is connected on the first cohesion limit that is close to balancing weight one end, and the other end is connected in the second cohesion limit outside, compresses tightly fixedly the second cohesion limit towards shaft-like part.

Preferably, an auxiliary positioning piece is further fixed to the end portion of the second cohesive edge, the auxiliary positioning piece comprises an auxiliary spring, an auxiliary compression column, an auxiliary piston block and an auxiliary cavity, the auxiliary cavity is fixed to the outer side of the second cohesive edge, the auxiliary piston block is arranged in the auxiliary cavity, one side of the auxiliary cavity is connected with the auxiliary spring in a compression mode, and the other side of the auxiliary cavity penetrates through the auxiliary cavity to be connected with the auxiliary compression column.

Preferably, a cylindrical abutting cylinder for abutting and matching with the driving plate is fixed at the end part of the bent edge.

Preferably, a hollow shaft sleeve sleeved outside the hinge shaft is arranged at the joint of the clamp unit and the bending unit, and two ends of the hinge shaft penetrate through the shaft sleeve and are fixed on the clamp supporting group.

The utility model has the beneficial effects that: one end is equipped with the microcephaly of being connected with the piston pin, the other end is equipped with the engine shaft-like part of the major part of being connected with the bent axle, when fixing a position to it and pressing from both sides tightly, the accessible is placed it on the supporting platform of anchor clamps support group, both ends are fixed a position through tip location group and are fixed, it carries out the tip processing base station of processing usefulness to correspond still to be equipped with to it in the below of major part and microcephaly, and when needs clamping operation, only need start driving actuating cylinder, the limit of bending is promoted in the decline of drive plate, make the limit of bending, the unit of bending, the anchor clamps unit is rotatory around the articulated shaft, anchor clamps unit cohesion presss from both sides tightly at shaft-like part middle part, realize conveniently to shaft-like part both ends simultaneous processing, and anchor clamps unit simple structure, only need a set of cylinder drive, it is comparatively convenient to operate and use.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

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

FIG. 2 is a side view of the middle rod clamp group clamping the rod-like parts of embodiment 1;

FIG. 3 is a side view of the middle rod clamp group clamping the rod-like parts of embodiment 2;

fig. 4 is a schematic structural view of an auxiliary positioning member in embodiment 2;

notation in the figure: the clamping device comprises a base, a clamp supporting group, an end positioning group, an end processing base table, a rod-shaped part, a middle rod clamping group, a driving cylinder, a driving plate, a balancing weight, an auxiliary positioning element, an auxiliary spring, an auxiliary pressing column, an auxiliary piston block, an auxiliary cavity, a clamp unit, a bending edge, a bending shaft, an abutting cylinder, an end positioning block, a supporting fixing block, a positioning spring, a piston rod, a first clamping edge, a second clamping edge and a clamping elastic element, wherein the base is 1, the clamp supporting group is 2, the end positioning group is 3, the end processing base table is 4, the rod-shaped part is 5, the middle rod clamping group is 6, the driving cylinder is 7, the driving plate is 8, the balancing weight is 9, the auxiliary positioning element is 10, the auxiliary spring is 12, the auxiliary pressing column, the auxiliary piston block is 13, the auxiliary cavity, the clamp unit is 61, the bending unit, the bending edge is the bending edge, the hinging shaft 64, the abutting cylinder body is the end positioning block, the end positioning block is the supporting fixing block, the positioning spring is 33, the piston rod, the first clamping edge is 611, the second clamping edge, and the second clamping elastic element is arranged on the second clamping elastic element.

Detailed Description

Example 1

With reference to fig. 1 and 2, in the present embodiment, the diesel engine rod-shaped part machining fixture includes a support base 1, and a fixture support set 2, an end positioning set 3, and an end machining base 4 disposed on the support base 1, where the end machining base 4 is provided with two sets and correspondingly supported at two ends of a rod-shaped part 5, the fixture support set 2 is correspondingly supported at the middle of the rod-shaped part 5, and the end positioning set 3 is provided with two sets and correspondingly clamped and positioned at two ends of the rod-shaped part 5; the clamp supporting group 2 is also provided with a middle rod clamping group 6 for clamping the middle part of the rod-shaped part 5 and a driving cylinder 7 for driving clamping; the middle rod piece clamping group 6 is at least provided with two groups distributed along the axis of the rod-shaped part 5, any one group of middle rod piece clamping group 6 comprises two groups of clamp units 61 clamped in the middle of the rod-shaped part 5 in an encircling manner and a bending unit 62 connected to the bottom end of each clamp unit 61, the two groups of clamp units 61 are respectively hinged to two sides of the clamp supporting group 2 corresponding to the connection part of the two groups of bending units 62, and the end parts of the bending units 62 are provided with bending edges 63 arranged oppositely; the driving cylinder 7 is arranged on the clamp supporting group 2, the movable end of the driving cylinder is connected with the driving plate 8, the driving plate 8 is positioned above the bending edge 63, and the bending edge 63 is pushed to rotate around a hinge shaft 64 at the joint of the clamp unit 61 and the bending unit 62, so that the clamp unit 61 is driven to clamp the rod-shaped part 5 in an encircling manner; the end positioning set 3 comprises an end positioning block 31, a supporting fixing block 32, a positioning spring 33 and a piston rod 34, wherein the supporting fixing block 32 is fixed on the supporting base 1, a through hole for the piston rod 34 to pass through is formed in the supporting fixing block, one end of the piston rod 34 is fixedly connected with the end positioning block 31, the positioning spring 33 is sleeved outside the piston rod 34, one end of the positioning spring is fixedly connected with the end positioning block 31, and the other end of the positioning spring is fixedly connected with the supporting fixing block 32.

In order to improve the motion stability effect of the driving plate 8, the clamp supporting group 2 comprises a supporting platform and supporting side posts fixed on two sides of the supporting platform, and two ends of the driving plate 8 extend to the supporting side posts and are connected with the supporting side posts in a longitudinal sliding mode.

The top end of the clamp unit 61 is further provided with a balancing weight 9, so that when the driving end of the driving cylinder 7 is far away from the bending edge 63, the clamp unit 61 can automatically release the rod-shaped part 5 under the gravity of the balancing weight 9.

The clamp unit 61 comprises a first embracing edge 611, a second embracing edge 612 and a embracing elastic member 613, one end of the first embracing edge 611 is connected with the bending unit 62, the other end of the first embracing edge 611 fixes the balancing weight 9, one end of the second embracing edge 612 is hinged to the middle of the first embracing edge 611, one end of the embracing elastic member 613 is connected to the first embracing edge 611 close to one end of the balancing weight 9, the other end of the embracing elastic member is connected to the outer side of the second embracing edge 612, and the second embracing edge 612 is pressed and fixed towards the rod-shaped part 5, so that the clamping operation of the rod-shaped parts 5 with different sizes can be adapted.

A cylindrical abutting cylinder 65 for abutting engagement with the drive plate 8 is fixed to an end of the bent edge 63.

A hollow shaft sleeve sleeved outside the hinge shaft 64 is arranged at the joint of the clamp unit 61 and the bending unit 62, and two ends of the hinge shaft 64 penetrate through the shaft sleeve and are fixed on the clamp supporting group 2.

Example 2

With reference to fig. 1, 3, and 4, in the present embodiment, in order to further achieve the effect of clasping the rod-shaped part 5, an auxiliary positioning element 10 may be fixed at an end of the second clasping edge 612, where the auxiliary positioning element includes an auxiliary spring 11, an auxiliary pressing column 12, an auxiliary piston block 13, and an auxiliary chamber 14, the auxiliary chamber is fixed outside the second clasping edge 612, the auxiliary piston block is disposed in the auxiliary chamber, one side of the auxiliary chamber is connected to the auxiliary spring in a compression manner, and the other side of the auxiliary chamber penetrates through the auxiliary chamber to be connected to the auxiliary pressing column through a connecting rod.

The working principle of the utility model is as follows: one end is equipped with the microcephaly of being connected with the piston pin, the other end is equipped with the engine shaft part 5 with the major part of bent axle connection, when fixing a position to it and pressing from both sides tightly, the accessible is placed it on the supporting platform of anchor clamps support group 2, both ends are fixed a position through end positioning group 3 and are fixed, it carries out the tip processing base station 4 of processing usefulness to it still to be equipped with in the below of major part and microcephaly, and when needs clamping operation, only need start driving cylinder 7, drive plate 8 descends and promotes the limit 63 of bending, make the limit 63 of bending, the unit 62 of bending, anchor clamps unit 61 is rotatory around articulated shaft 64, anchor clamps unit 61 cohesion presss from both sides tightly at shaft part 5 middle part, realize conveniently processing simultaneously to shaft part 5 both ends, and anchor clamps unit 61 simple structure, only need a set of cylinder drive, it is comparatively convenient to operate and use.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The diesel engine rod-shaped part machining clamp is characterized by comprising a supporting base, and a clamp supporting group, an end positioning group and an end machining base station which are arranged on the supporting base, wherein the end machining base stations are provided with two groups and correspondingly supported at two ends of a rod-shaped part, the clamp supporting group is correspondingly supported in the middle of the rod-shaped part, and the end positioning group is provided with two groups and correspondingly clamped and positioned at two ends of the rod-shaped part;

the clamp supporting group is also provided with a middle rod piece clamping group used for clamping the middle part of the rod-shaped part and a driving cylinder used for driving clamping;

the middle rod piece clamping group is at least provided with two groups distributed along the axis of the rod-shaped part, any one group of middle rod piece clamping group comprises two groups of clamp units clamped in the middle of the rod-shaped part in an encircling manner and bending units connected to the bottom ends of the clamp units, the two groups of clamp units are respectively hinged to two sides of the clamp supporting group corresponding to the joints of the two groups of bending units, and the end parts of the bending units are provided with bending edges arranged oppositely;

the driving cylinder is arranged on the clamp supporting group, the movable end of the driving cylinder is connected with the driving plate, the driving plate is positioned above the bending edge, and the bending edge is pushed to rotate around a hinge shaft at the joint of the clamp unit and the bending unit so as to drive the clamp unit to clamp the rod-shaped part in an embracing manner;

the end positioning group comprises an end positioning block, a supporting fixing block, a positioning spring and a piston rod, wherein the supporting fixing block is fixed on the supporting base, a through hole for the piston rod to pass through is formed in the supporting fixing block, one end of the piston rod is fixedly connected with the end positioning block, the positioning spring is sleeved on the piston rod, one end of the piston rod is fixedly connected with the end positioning block, and the other end of the piston rod is fixedly connected with the supporting fixing block.

2. The diesel engine rod-shaped part machining clamp as claimed in claim 1, wherein the clamp support group comprises a support platform and support side posts fixed on two sides of the support platform, and two ends of the drive plate extend to the support side posts and are connected with the support side posts in a longitudinal sliding mode.

3. The rod-shaped part processing clamp for the diesel engine as claimed in claim 1, wherein a weight block is further provided on the outer side of the top end of the clamp unit.

4. The diesel engine shaft-shaped part machining clamp according to claim 3, wherein the clamp unit comprises a first embracing edge, a second embracing edge and a embracing elastic piece, one end of the first embracing edge is connected with the bending unit, the other end of the first embracing edge is used for fixing the balancing weight, one end of the second embracing edge is hinged to the middle of the first embracing edge, one end of the embracing elastic piece is connected to the first embracing edge close to one end of the balancing weight, the other end of the embracing elastic piece is connected to the outer side of the second embracing edge, and the second embracing edge is compressed and fixed towards the shaft-shaped part.

5. The diesel engine rod-shaped part machining clamp according to claim 4, wherein an auxiliary positioning piece is further fixed to the end of the second embracing side, the auxiliary positioning piece comprises an auxiliary spring, an auxiliary pressing column, an auxiliary piston block and an auxiliary chamber, the auxiliary chamber is fixed to the outer side of the second embracing side, the auxiliary piston block is arranged in the auxiliary chamber, one side of the auxiliary piston block is connected with the auxiliary spring in a compression mode, and the other side of the auxiliary piston block penetrates out of the auxiliary chamber through a connecting rod and is connected with the auxiliary pressing column.

6. The diesel engine rod-shaped part machining jig as set forth in claim 1, wherein a cylindrical abutting cylinder for abutting engagement with the driving plate is fixed to an end of the bent edge.

7. The diesel engine rod-shaped part machining clamp as claimed in claim 1, wherein a hollow shaft sleeve is disposed at a connection portion of the clamp unit and the bending unit and sleeved outside the hinge shaft, and two ends of the hinge shaft penetrate through the shaft sleeve and are fixed on the clamp support set.