CN210435397U

CN210435397U - Device for machining cylindrical parts

Info

Publication number: CN210435397U
Application number: CN201921084943.1U
Authority: CN
Inventors: 蔡传飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-05-01
Anticipated expiration: 2029-07-11

Abstract

The utility model discloses a device is used in tube-shape parts machining, including the jackshaft, the edge at jackshaft both ends all is provided with the promotion base, the inboard that promotes the base is provided with removes the base, the outside sliding connection who removes base and jackshaft, the inner chamber that removes the base is provided with the installation cavity, be provided with the connecting rod between the chamber wall of installation cavity, the other end of connecting rod is provided with the installation base the up end fixedly connected with roof of installation base, it is provided with the dish that expands to remove the base and keep away from one side that promotes the base, dish and jackshaft sliding connection expand, the upper and lower terminal surface and the roof fixed connection of dish expand, one side that the dish that expands and keep away from the removal base is provided with spacing base, the outer terminal surface of roof is provided with the tube-shape piece, the utility. This device is used in tube-shape parts machining has solved the unable different length tube-shape parts of adaptation of current tight mechanism that expands and single dependence dish that expands and expands tightly, expands the dish and easily appears fatigue damage's problem.

Description

Device for machining cylindrical parts

Technical Field

The utility model relates to a tube-shape parts machining technical field specifically is a device is used in tube-shape parts machining.

Background

The thin-wall part is generally machined in a numerical control turning mode at present, and therefore the aspects of clamping of a workpiece, geometric parameters of a cutter, programming of a program and the like are tested, so that the deformation of the thin-wall part in the machining process is effectively overcome, and the machining precision is guaranteed.

The utility model discloses a dish that processing thin wall cylindric part was used expands tight mechanism, includes dabber, expands dish, disc and nut, and the one end of dabber sets up two pinholes, is equipped with two discs at the spindle section both ends that the diameter is the biggest in the dabber, is equipped with respectively on two disc outside dabbers and expands the dish, expand the dish be a dish-shaped metal disc that is equipped with circular boss in the middle, be equipped with the through-hole in the middle of the circular boss, evenly open a plurality of notches on expanding the dish, the marginal part of expanding the dish is than expanding the dish wall thickness, the side at expanding the dish edge is the holding surface of the tight part of expanding, is equipped with the nut on two outside dabbers that expand the dish, has the axle hoop of pinhole at the dabber one end that has the pinhole, and the pinhole of axle hoop aligns with the pinhole of dabber, fixes the axle hoop on the dab.

However, due to the self structure and material of the thin-wall cylindrical part, the rigidity of the part is poor, and a qualified product can be processed only by a good clamping mode; the disclosed expansion mechanism utilizes the expansion disc to realize expansion of parts, but in the actual operation process, the expansion time is longer, and the expansion mechanism is matched with the mandrel for use, so that only parts with certain length can be clamped, and fatigue damage is easy to occur after the expansion disc is used for multiple times due to the limitation of the material of the expansion disc.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a device is used in tube-shape parts machining has solved the unable different length tube-shape parts of adaptation of current tight mechanism that expands and single dependence dish that expands and expands tightly, and the dish that expands easily appears fatigue damage's problem.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a device for tube-shape parts machining, includes the jackshaft, the edge at jackshaft both ends all is provided with the promotion base, the inboard that promotes the base is provided with removes the base, remove the outside sliding connection of base and jackshaft, the inner chamber that removes the base is provided with the installation cavity, be provided with the connecting rod between the chamber wall of installation cavity, the other end of connecting rod is provided with the installation base, the up end fixedly connected with roof of installation base, it is provided with the dish that expands to remove one side that the base was kept away from promoting the base, dish and jackshaft sliding connection expand, the upper and lower terminal surface and the roof fixed connection that expand the dish, it is provided with spacing base to expand one side that the dish was kept away from removing the base, the outer terminal.

Preferably, the two ends of the connecting rod are respectively connected with the mounting cavity and the mounting base in a rotating mode through pin shafts.

Preferably, the number of the top plates is 4, and the top plates are all arc-shaped plates.

Preferably, a fastening spring is fixedly connected to the outer portions of the top plate and the connecting rod.

Preferably, the limiting base and the pushing base are both in threaded connection with the intermediate shaft.

(III) advantageous effects

The utility model provides a device is used in tube-shape parts machining. The method has the following beneficial effects:

the device for processing the cylindrical part is characterized in that a connecting rod is connected on a moving base and a mounting base in a rotating manner, so that the base can be pushed by a knob, the moving base drives a top plate on the mounting base to play a role in expanding the cylindrical part through the connecting rod, the cylindrical part is favorable for generating smaller deformation during processing, the processing quality of the cylindrical part is favorable for processing, the number of the top plates is 4, the top plates are arc-shaped plates, the surface area of the top plate in contact with the cylindrical part can be larger by arranging the top plates into the arc-shaped plates, a better supporting and expanding effect is achieved, the fastening springs are fixedly connected with the outer parts of the top plates and the connecting rod, when the moving base is pushed by the pushing base, the connecting rod rotates around the mounting base, the top plate is stressed in the vertical direction at the moment, the cavity wall of the cylindrical part is jacked, and the, exert one and remove base moving direction opposite's power to the connecting rod for the connecting rod both ends are difficult for taking place to rotate, thereby guarantee the tube-shape piece in the course of working, the roof is difficult for taking place and shakes from top to bottom, have promotion base and spacing base through threaded connection, can change the length range that removes the base each other as required, thereby can satisfy the processing to different length tube-shape pieces tight, thereby reached and also can be applicable to the purpose of different length tube-shape pieces when guaranteeing better supporting effect.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: the device comprises an intermediate shaft 1, a pushing base 2, a moving base 3, a mounting cavity 4, a connecting rod 5, a mounting base 6, a top plate 7, a fastening spring 8, an expansion disc 9, a limiting base 10 and a cylindrical part 11.

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.

Referring to fig. 1, the present invention provides a technical solution: a device for processing cylindrical parts comprises an intermediate shaft 1, wherein pushing bases 2 are arranged at the edges of two ends of the intermediate shaft 1, a moving base 3 is arranged on the inner side of the pushing bases 2, the moving base 3 is in sliding connection with the outer portion of the intermediate shaft 1, an installation cavity 4 is arranged in an inner cavity of the moving base 3, a connecting rod 5 is arranged between cavity walls of the installation cavity 4, an installation base 6 is arranged at the other end of the connecting rod 5, a top plate 7 is fixedly connected to the upper end face of the installation base 6, two ends of the connecting rod 5 are respectively in rotating connection with the installation cavity and the installation base 6 through pin shafts, the connecting rod 5 is rotatably connected to the moving base 3 and the installation base 6, so that the base 2 can be pushed through a knob, the moving base 3 drives the top plate 7 on the installation base 6 to play a role of expanding tightly for a cylindrical part 11 through the connecting rod 5, and therefore the cylindrical, the processing quality of the cylindrical part 11 can be guaranteed, the number of the top plates 7 is 4, the top plates 7 are both arc-shaped plates, the surface area of the top plates 7 contacting with the cylindrical part 11 can be larger by arranging the top plates 7 into the arc-shaped plates, so that a good supporting and expanding effect is achieved, the fastening springs 8 are fixedly connected to the outer portions of the top plates 7 and the connecting rods 5, the fastening springs 8 are arranged, when the pushing base 2 pushes the moving base 3, the connecting rods 5 rotate around the mounting bases 6, the top plates 7 are stressed in the vertical direction to jack up the cavity wall of the cylindrical part 11, the fastening springs 8 stretch in a tensile mode, a force opposite to the moving direction of the moving base 3 is applied to the connecting rods 5, the two ends of the connecting rods 5 are not prone to rotate, and therefore the top plates 7 are not prone to shake in the processing process of the cylindrical part 11, remove base 3 and keep away from one side of promoting base 2 and be provided with the dish 9 that expands, dish 9 and jackshaft 1 sliding connection expand, expand the upper and lower terminal surface and roof 7 fixed connection of dish 9, it is provided with spacing base 10 to expand dish 9 one side of keeping away from removing base 3, spacing base 10 and promotion base 2 all with jackshaft threaded connection, have promotion base 2 and spacing base 10 through threaded connection, can change the length range each other of removal base 3 as required to can satisfy the processing tight to different length tube-shapes 11, the outer terminal surface of roof 7 is provided with tube-shape 11.

When the device works, the connecting rod 5 is connected on the movable base 3 and the mounting base 6 in a rotating manner, so that the base 2 can be pushed by a rotating knob, the movable base 3 drives the top plate 7 on the mounting base 6 to play a role in expanding the cylindrical part 11 through the connecting rod 5, the cylindrical part 11 is favorably deformed slightly during processing, the processing quality of the cylindrical part 11 is favorably ensured, the number of the top plates 7 is 4, the top plates 7 are arc-shaped plates, the surface area of the top plate 7 contacted with the cylindrical part 11 can be larger by arranging the top plates 7 into the arc-shaped plates, a better supporting and expanding effect is achieved, the fastening springs 8 are fixedly connected with the top plates 7 and the outer parts of the connecting rods 5, and by arranging the fastening springs 8, when the movable base 3 is pushed by the pushing base 2, the connecting rod 5 rotates around the mounting base 6 at the moment, and the top plate 7 is stressed by, with the chamber wall jack-up of tube-shape spare 11, fastening spring 8 is stretched in tension this moment, apply one and remove 3 opposite direction's of base power of removal power to connecting rod 5, make connecting rod 5 both ends be difficult for taking place the rotation, thereby guarantee tube-shape spare 11 in the course of working, roof 7 is difficult for taking place and shakes from top to bottom, have promotion base 2 and spacing base 10 through threaded connection, can change the length scope that removes base 3 each other as required, thereby can satisfy the processing tight expansion to different length tube-shape spare 11, thereby reached and guaranteed better supporting effect and also can be applicable to the purpose of different length tube-shape spare 11 simultaneously.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a device is used in tube-shape parts machining, includes jackshaft (1), its characterized in that: the edges of two ends of the intermediate shaft (1) are respectively provided with a pushing base (2), the inner side of the pushing base (2) is provided with a moving base (3), the movable base (3) is connected with the outer part of the intermediate shaft (1) in a sliding way, an installation cavity (4) is arranged in the inner cavity of the movable base (3), a connecting rod (5) is arranged between the cavity walls of the mounting cavities (4), the other end of the connecting rod (5) is provided with a mounting base (6), the upper end surface of the mounting base (6) is fixedly connected with a top plate (7), one side of the moving base (3) far away from the pushing base (2) is provided with an expansion disc (9), the expansion disc (9) is connected with the intermediate shaft (1) in a sliding way, the upper end surface and the lower end surface of the expansion disc (9) are fixedly connected with the top plate (7), one side of the expansion disc (9) far away from the movable base (3) is provided with a limiting base (10), and the outer end face of the top plate (7) is provided with a cylindrical part (11).

2. The apparatus for machining a cylindrical part according to claim 1, wherein: and two ends of the connecting rod (5) are respectively and rotatably connected with the mounting cavity and the mounting base (6) through pin shafts.

3. The apparatus for machining a cylindrical part according to claim 1, wherein: the number that roof (7) set up is 4, roof (7) are the arc.

4. The apparatus for machining a cylindrical part according to claim 1, wherein: and a fastening spring (8) is fixedly connected with the top plate (7) and the outer part of the connecting rod (5).

5. The apparatus for machining a cylindrical part according to claim 1, wherein: the limiting base (10) and the pushing base (2) are in threaded connection with the intermediate shaft.