CN214685440U

CN214685440U - Arc part machining device

Info

Publication number: CN214685440U
Application number: CN202120647500.XU
Authority: CN
Inventors: 高光泽; 闫海军; 白金峰; 王盼合; 路广; 鞠庆红; 纪广兴; 毛树会; 董文辉; 孙娜; 许媛丽; 闫仲喜; 高盛; 门海滨
Original assignee: Hebei Jinxi Iron And Steel Group Heavy Industry Technology Co ltd
Current assignee: Hebei Jinxi Iron And Steel Group Heavy Industry Technology Co ltd
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2021-11-12
Anticipated expiration: 2031-03-30

Abstract

The utility model provides an arc parts machining device belongs to part machining technical field, include: the clamping shaft is used for clamping and positioning between the centers of the lathe; the radial plates are uniformly arranged around the circumferential profile of the clamping shaft; and the positioning plates are correspondingly arranged at the end parts of the radial plates, which are far away from the circumferential profile of the clamping shaft, and are used for clamping the arc-shaped parts. The utility model provides an arc part processingequipment, the dress card axle can the centre gripping location between the lathe is top, can realize the processing of arcwall face through the lathe, the processing mode is simple and convenient more, the cutter requirement is lower, manufacturing cost is lower, a plurality of radials and locating plate can a plurality of arc parts of clamping, accomplish the processing of a plurality of arc parts simultaneously, machining efficiency has been improved, the processing uniformity is better, can guarantee effectual machining dimension and size precision, product quality and product interchangeability have been improved, and a plurality of radials are for the integral type holding ring, weight is lighter, the volume is littleer, raw and other materials have been saved.

Description

Arc part machining device

Technical Field

The utility model belongs to the technical field of part machining, more specifically say, relate to an arc parts machining device.

Background

Arc parts such as arc pads, arc plates and arc rings are provided with arc surfaces, and generally a boring and milling machine or a numerical control machining center is used for machining the arc surfaces in the machining process, but the machining mode has high requirements on cutters and high production cost, can only machine the arc parts by one piece, and has low machining efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an arc part processingequipment aims at solving the mode of traditional processing arcwall face and requires high to the cutter, and manufacturing cost is high, can only process the technical problem that machining efficiency is low with the stick singleness.

In order to achieve the above object, the utility model adopts the following technical scheme: provided is an arc part machining apparatus including: the clamping shaft is used for clamping and positioning between the centers of the lathe; a plurality of spokes uniformly arranged around the circumferential profile of the chucking shaft; and the positioning plates are correspondingly arranged at the end parts of the radial plates, which are far away from the circumferential profile of the clamping shaft, and are used for clamping arc-shaped parts.

In a possible implementation manner, the clamping shaft is provided with positioning holes at two axial ends thereof for matching and positioning with a lathe center.

In one possible implementation, an axial length of the chucking shaft is greater than a length of the web in an axial direction of the chucking shaft.

In a possible implementation, the arc-shaped part machining device further comprises a clamping ring which is sleeved outside the clamping shaft, and the radial plate is fixed on the clamping ring.

In a possible implementation manner, the clamping shaft is provided with annular limiting grooves at two axial ends of the clamping ring, and limiting check rings for limiting the clamping ring are matched in the limiting grooves.

In a possible implementation manner, at least one reinforcing rib is arranged between two adjacent radial plates.

In a possible implementation manner, the positioning plate is provided with a containing groove for containing part of the arc-shaped part, the positioning plate is further provided with at least one threaded hole communicated with the containing groove, and a fastening bolt for jacking the arc-shaped part is matched in the threaded hole.

In a possible realization mode, the end part of the fastening bolt for propping the arc-shaped part is provided with a rubber gasket.

In a possible implementation manner, the positioning plate is provided with an accommodating groove for accommodating a part of the arc-shaped part, the positioning plate is further provided with at least one abutting groove communicated with the accommodating groove, and an elastic piece which extends into the accommodating groove in a natural state and is used for abutting against the arc-shaped part is arranged in the abutting groove.

In a possible implementation manner, the end of the elastic element for abutting against the arc-shaped part is provided with an abutting gasket.

The utility model provides an arc parts machining device has following technological effect at least: compared with the prior art, the utility model provides an arc parts processingequipment, the dress card axle can the centre gripping location between the lathe is top, can realize the processing of arcwall face through the lathe, the processing mode is simple and convenient more, the cutter requirement is lower, manufacturing cost is lower, a plurality of radials and locating plate can a plurality of arc parts of clamping, accomplish the processing of a plurality of arc parts simultaneously, machining efficiency is improved, the processing uniformity is better, can guarantee effectual machining dimension and size precision, product quality and product interchangeability are improved, and a plurality of radials are for the integral type holding ring, light in weight, the volume is littleer, raw and other materials have been saved.

Drawings

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

Fig. 1 is a schematic structural view of an arc-shaped part processing device according to an embodiment of the present invention;

FIG. 2 is a schematic view, partly in section, in the axial direction of the arcuate part machining apparatus shown in FIG. 1;

fig. 3 is a schematic cross-sectional view of an arc-shaped part processing device according to another embodiment of the present invention in an axial direction;

fig. 4 is a schematic cross-sectional view of an arc-shaped part processing device according to another embodiment of the present invention in an axial direction;

fig. 5 is a schematic structural view of a positioning plate according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a positioning plate according to another embodiment of the present invention.

In the figure:

100. arc part machining device 110, clamping shaft 111 and positioning hole

112. Limiting groove 113, limiting retainer ring 114 and radial blind hole

115. Jacking bolt 120, spoke plate 130 and positioning plate

131. Accommodating groove 132, screw hole 133, and fastening bolt

134. Rubber gasket 135, containing groove 136 and abutting groove

137. Elastic piece 138, abutting gasket 140 and clamping ring

141. Radial through hole 150, reinforcing rib 200 and arc part

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to," "secured to," or "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "disposed on," "disposed on" another element, it can be directly on the other element or intervening elements may also be present. "plurality" means two or more. "at least one" refers to one or more quantities.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

Referring to fig. 1 to 6, an arc-shaped part processing apparatus 100 according to an embodiment of the present invention will be described.

Referring to fig. 1 to 4, an embodiment of the present invention provides an arc-shaped part processing apparatus 100, including: a chucking shaft 110 for being clamped and positioned between the centers of the lathe; a plurality of webs 120 uniformly arranged around the circumferential profile of the chucking shaft 110; and a plurality of positioning plates 130, which are correspondingly arranged at the end of the radial plate 120 far away from the circumferential profile of the clamping shaft 110, for clamping the arc-shaped parts 200.

It should be noted that, in the embodiment of the present invention, the arc part 200 may be an arc pad, an arc plate, an arc ring, or other arc products having an arc surface, and the arc surface may specifically be an arc surface or a spherical arc surface. The lathe centers are basic elements of the lathe in machining, and are generally arranged in pairs for clamping and positioning the two ends of the clamping shaft 110.

Specifically, the chucking shaft 110 has a cylindrical configuration, and both axial ends thereof are clamped between the lathe centers during use. The number of the plurality of radial plates 120 may be eight, ten, twelve, fourteen, or the like, which can increase the number of the one-time processing, and greatly improve the processing efficiency, and it can be understood that the plurality of radial plates 120 may be directly disposed on the circumferential profile of the chucking shaft 110, or may be indirectly disposed on the circumferential profile of the chucking shaft 110. The number of the plurality of alignment plates 130 corresponds to the number of the plurality of webs 120 and clamps the arc shaped part 200 during use. The plurality of positioning plates 130 form a circumferential structure, so that an arc-shaped surface with good size consistency can be formed in the machining process of the lathe, and the size precision and the product interchangeability can be ensured.

The embodiment of the utility model provides an in, utilize lathe processing arcwall face, the clamping is more convenient to dress calorie of axle 110's excircle technology face alignment chucking, the processing excircle need not at every turn to process the alignment, and many products of disposable processing for modes such as boring and milling machine or numerical control machining center, make machining efficiency improve several times, make the processing cost reduce, make product quality more guaranteed, be worth using widely in industry.

The embodiment of the utility model provides an arc parts machining device 100 has following technological effect at least: compared with the prior art, the embodiment of the utility model provides an arc parts processingequipment 100, dress trip shaft 110 can the centre gripping location between the lathe is top, can realize the processing of arcwall face through the lathe, the processing mode is simple and convenient more, the cutter requirement is lower, manufacturing cost is lower, a plurality of radials 120 and locating plate 130 can a plurality of arc parts 200 of clamping, accomplish the processing of a plurality of arc parts 200 simultaneously, machining efficiency has been improved, the processing uniformity is better, can guarantee effectual process dimension and size precision, product quality and product interchangeability have been improved, and a plurality of radials 120 are for the integral type holding ring, light in weight, the volume is littleer, raw and other materials have been saved.

In order to facilitate positioning and clamping on a lathe, referring to fig. 1 to 4, in some possible embodiments, the clamping shaft 110 is provided with positioning holes 111 at both axial ends thereof for positioning with a lathe center. In this embodiment, the shape of the positioning hole 111 matches with the shape of the lathe center, and may be a cone, so as to improve positioning accuracy and reliability. The positioning hole 111 is specifically arranged on an axial line, so that clamping and alignment are facilitated, and the processing consistency of a plurality of products processed at one time is guaranteed.

In this embodiment, can also set up the cushion on the pore wall of locating hole 111, can increase buffer capacity and shock-absorbing capacity, reduce the mechanical damage to locating hole 111, increase the number of times of using, simultaneously, can also increase size complex suitability, when there is little error, through the effect of this cushion, can increase with the top matching nature of lathe.

In order to prevent the web 120, the positioning plate 130 and the arc-shaped member 200 from spatially interfering with the basic components of the lathe during machining, referring to fig. 1 to 4, in some possible embodiments, the axial length of the chucking shaft 110 is greater than the length of the web 120 in the axial direction of the chucking shaft 110. In this embodiment, the axial length of the clamping shaft 110 is greater than the axial length of the web 120, greater than the axial length of the positioning plate 130, and greater than the axial length of the arc-shaped part 200, so that after the clamping and positioning are completed, the web 120, the positioning plate 130, and the arc-shaped part 200 do not spatially interfere with the basic components of the lathe in the axial direction. Meanwhile, the stability of the web 120, the positioning plate 130 and the arc-shaped part 200 during the machining process can also be improved.

In order to achieve the size alternatives of the web plate 120 and the positioning plate 130, referring to fig. 3 and 4, in some possible embodiments, the arc-shaped part processing apparatus 100 further includes a clamping ring 140 sleeved outside the clamping shaft 110, and a plurality of web plates 120 are fixed to the clamping ring 140. In this embodiment, the mounting ring 140 is a ring structure, and detachably sleeved outside the mounting shaft 110, and the plurality of spokes 120 are uniformly fixed to the outer circumferential profile of the mounting ring 140 by welding, integrally forming, or the like. When the size of the arc-shaped part 200 is greatly changed, the arc-shaped part is no longer matched with the clamping relationship of the old positioning plate 130, and the positioning plate 130 needs to be replaced with a new positioning plate 130, so that the positioning plate 130 can be replaced by detaching the clamping ring 140. When the number of the arc-shaped parts 200 is changed greatly, the corresponding relationship between the arc-shaped parts and the old positioning plate 130 is not matched any more, and a new positioning plate 130 needs to be replaced, so that the positioning plate 130 can be replaced by disassembling and assembling the snap ring 140. With such an arrangement, a plurality of sets of the spokes 120 and the positioning plates 130 with different sizes and different numbers can be configured on the same chucking shaft 110, and the spokes and the positioning plates are correspondingly assembled in a matching manner according to actual requirements of different arc-shaped parts 200.

In order to prevent the mounting ring 140 from being separated from the mounting shaft 110, referring to fig. 3, in some possible embodiments, the mounting shaft 110 is provided with annular limiting grooves 112 at both axial ends of the mounting ring 140, and the limiting grooves 112 are matched with the limiting retaining rings 113 for limiting the mounting ring 140. In this embodiment, the mounting snap ring 140 is disposed between the two limiting grooves 112, the inner ring of the limiting snap ring 113 is fitted in the limiting groove 112, and the outer ring of the limiting snap ring 113 is pressed against the radial end surface of the mounting snap ring 140, so as to form axial limitation on the mounting snap ring 140, prevent the mounting snap ring 140 from being separated from the mounting snap shaft 110, and ensure reliability in the machining process. The limit retainer ring 113 may be a ring structure directly fitted on the chucking shaft 110, or may be a strip structure fitted on the chucking shaft 110 by bundling, which is not limited thereto.

Of course, in some other possible embodiments, referring to fig. 4, a radial through hole 141 is provided on the clamping ring 140, and correspondingly, a radial blind hole 114 is also provided on the clamping shaft 110, and a tightening bolt 115 is engaged in the radial through hole 141 and the radial blind hole 114, so as to clamp and position the clamping ring 140.

To increase the structural reliability between two adjacent webs 120, referring to fig. 1 and 2, in some possible embodiments, at least one rib 150 is disposed between two adjacent webs 120. In this embodiment, one or more reinforcing ribs 150 may be disposed between two adjacent spokes 120 in the radial direction, a gap is formed between two adjacent reinforcing ribs 150, and the two adjacent reinforcing ribs 150 have different sizes and correspond to the change of the distance between the two spokes 120. One or more reinforcing ribs 150 may be axially disposed between two adjacent webs 120, two adjacent reinforcing ribs 150 are disposed side by side, a gap is formed between two adjacent reinforcing ribs 150, and the two adjacent reinforcing ribs 150 have the same size.

In order to achieve the clamping effect of the positioning plate 130, the following description is given by way of example.

In some possible embodiments, referring to fig. 5, the positioning plate 130 is provided with a receiving groove 131 for receiving the arc-shaped part 200, the positioning plate 130 is further provided with at least one threaded hole 132 communicated with the receiving groove 131, and the threaded hole 132 is matched with a fastening bolt 133 for tightly supporting the arc-shaped part 200. In this embodiment, the accommodating shape of the accommodating groove 131 may be the same as or different from the shape of the accommodated portion of the arc-shaped part 200, and the arc-shaped part 200 having various sizes and shapes may be matched by the tightening action of the fastening bolt 133. The opening direction of the receiving groove 131 is the radial direction of the clamping shaft 110, and the arc-shaped part 200 is partially received in the receiving groove 131, partially exceeds the receiving groove 131, and is used for processing to form an arc-shaped surface. The wall of the receiving groove 131 is in communication with at least one of the screw holes 132, a fastening bolt 133 is fitted into each of the screw holes 132, and when the arc-shaped part 200 is placed in the receiving groove 131, the fastening bolt 133 is tightened so that the fastening bolt 133 abuts against the arc-shaped part 200, thereby restricting the arc-shaped part 200 from being separated from the receiving groove 131, and further positioning the arc-shaped part 200 on the positioning plate 130.

In order to prevent mechanical damage to the arc-shaped part 200, referring to fig. 5, in one embodiment, the fastening bolt 133 is provided with a rubber gasket 134 for tightly abutting against the end of the arc-shaped part 200. In this embodiment, rubber gasket 134 can improve fastening bolt 133's buffer capacity and shock-absorbing capacity, utilizes its flexible characteristics, prevents fastening bolt 133 direct contact and causes arc part 200's mechanical damage, simultaneously, can also rely on its friction characteristics, improve and arc part 200 between support and press the reliability, improve arc part 200's anticreep effect.

In some other possible embodiments, referring to fig. 6, the positioning plate 130 has a receiving groove 135 for receiving the arc-shaped component 200, the positioning plate 130 further has at least one pressing groove 136 communicating with the receiving groove 135, and the pressing groove 136 has an elastic member 137 extending into the receiving groove 135 in a natural state for pressing the arc-shaped component 200. In this embodiment, the accommodating shape of the accommodating groove 135 may be the same as or different from the shape of the accommodated part of the arc-shaped part 200, and the accommodating groove can be matched with the arc-shaped parts 200 of different sizes and shapes by the pressing action of the elastic member 137. The opening direction of the receiving groove 135 is the radial direction of the clamping shaft 110, and the arc-shaped part 200 is partially received in the receiving groove 135, partially exceeds the receiving groove 131, and is used for processing to form an arc-shaped surface. The groove wall of the receiving groove 135 is in communication with at least one abutting groove 136, and an elastic member 137 is fitted in each abutting groove 136.

In a natural state, when the elastic member 137 is not under an acting force, the elastic member 137 extends from the pressing groove 136 to the accommodating groove 135, and when the arc-shaped component 200 is placed in the accommodating groove 135, the elastic member 137 is under an extrusion force of the arc-shaped component 200, so as to tightly push against the arc-shaped component 200. It will be appreciated that the resilient member 137 has a degree of rigidity and structural strength such that the resilient force does not fail during the machining of the arcuate surfaces. The elastic member 137 is embodied as a spring, a spring post, etc.

In order to improve the anti-slip effect of the arc-shaped component 200, referring to fig. 6, in one embodiment, the elastic member 137 is provided with a pressing pad 138 for pressing against the end of the arc-shaped component 200. In this embodiment, the pressing pad 138 can increase the contact area between the elastic member 137 and the arc-shaped part 200, thereby improving the anti-falling effect of the arc-shaped part 200. When the pressing gasket 138 is made of rubber, the elastic member 137 can be prevented from being directly contacted to cause mechanical damage to the arc-shaped part 200 by virtue of the flexibility of the pressing gasket, and meanwhile, the pressing reliability between the pressing gasket and the arc-shaped part 200 can be improved by virtue of the friction characteristic of the pressing gasket, so that the anti-falling effect of the arc-shaped part 200 is improved.

The above-mentioned embodiments can be freely combined or deleted to construct different embodiments, and the above-mentioned embodiments are only preferred embodiments of the present invention, and should not be used to limit the present invention, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Arc parts machining device, its characterized in that includes:

the clamping shaft is used for clamping and positioning between the centers of the lathe;

a plurality of spokes uniformly arranged around the circumferential profile of the chucking shaft; and

and the positioning plates are arranged at the end parts of the radial plates, which are far away from the circumferential profile of the clamping shaft, and are used for clamping arc-shaped parts.

2. The arc-shaped part machining device according to claim 1, wherein the chucking shaft is provided at both axial ends thereof with positioning holes for fitting positioning with a lathe center.

3. The arcuate part machining apparatus as defined in claim 1, wherein an axial length of said chucking shaft is greater than a length of said web in an axial direction of said chucking shaft.

4. The arc-shaped part machining device according to claim 3, further comprising a clamping ring sleeved outside the clamping shaft, wherein a plurality of the radial plates are fixed to the clamping ring.

5. The arc-shaped part machining device according to claim 4, wherein the chucking shaft is provided with annular limiting grooves at both axial ends of the chucking ring, and limiting retaining rings for limiting the chucking ring are fitted in the limiting grooves.

6. The arcuate part machining apparatus as defined in claim 1, wherein at least one reinforcement rib is disposed between adjacent ones of said webs.

7. The arc-shaped part machining device according to claim 1, wherein the positioning plate is provided with an accommodating groove for accommodating a part of the arc-shaped part, and the positioning plate is further provided with at least one threaded hole communicating with the accommodating groove, and a fastening bolt for abutting against the arc-shaped part is fitted in the threaded hole.

8. The arc parts machining apparatus according to claim 7, wherein the end of the fastening bolt for abutting the arc parts is provided with a rubber gasket.

9. The arc-shaped part machining device according to claim 1, wherein the positioning plate is provided with a receiving groove for receiving a part of the arc-shaped part, the positioning plate is further provided with at least one abutting groove communicated with the receiving groove, and the abutting groove is provided with an elastic member which naturally extends into the receiving groove and is used for abutting against the arc-shaped part.

10. The arc-shaped part machining device according to claim 9, wherein the end of the elastic member for abutting against the arc-shaped part is provided with a pressing washer.