CN115555887B - Hydraulic clamping mechanism, hydraulic clamping system and five-axis clamping system - Google Patents

Hydraulic clamping mechanism, hydraulic clamping system and five-axis clamping system Download PDF

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Publication number
CN115555887B
CN115555887B CN202211144225.5A CN202211144225A CN115555887B CN 115555887 B CN115555887 B CN 115555887B CN 202211144225 A CN202211144225 A CN 202211144225A CN 115555887 B CN115555887 B CN 115555887B
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China
Prior art keywords
clamping
hydraulic
brake ring
elastic joint
shell
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CN202211144225.5A
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CN115555887A (en
Inventor
张志伟
苏辉南
余发国
谭勇
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Shanghai Nozoli Machine Tools Technology Co Ltd
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Shanghai Nozoli Machine Tools Technology Co Ltd
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Publication of CN115555887A publication Critical patent/CN115555887A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B23Q3/08—Work-clamping means other than mechanically-actuated
    • B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Clamps And Clips (AREA)
  • Braking Arrangements (AREA)

Abstract

The embodiment of the specification provides a hydraulic clamping mechanism, which comprises a shell and a brake ring which are concentrically arranged, wherein a plurality of even elastic joints are arranged between the shell and the brake ring, and divide the shell and the brake ring into a plurality of clamping cavities and a plurality of loosening cavities; when hydraulic oil is not injected into the clamping cavity and the releasing cavity, the elastic joint is in a compression bending state, so that the brake ring has clamping force, when hydraulic oil is injected into the clamping cavity, the elastic joint is in a state with a return trend, and when hydraulic oil is injected into the releasing cavity, the elastic joint is in a state with further compression bending. Through setting up the elastic joint between shell and brake ring, be in compression bending state when the elastic joint initial state, the elastic joint is exerted force to the brake ring for the brake ring is in the passive clamping state of normality, can continue to keep clamping state when equipment is unusual.

Description

Hydraulic clamping mechanism, hydraulic clamping system and five-axis clamping system
Technical Field
The specification relates to the technical field of clamping mechanisms, and in particular relates to a hydraulic clamping mechanism, a hydraulic clamping system and a five-axis clamping system.
Background
The clamping mechanism is a common clamping mechanism, and the clamping mechanism generally mainly comprises an air pressure clamping mode and a hydraulic clamping mode, the clamping force of the air pressure clamping mode is smaller, so that the clamping force of the air pressure clamping mode is larger, the clamping force of the hydraulic clamping mode is more commonly adopted, but when the hydraulic clamping is adopted, when the equipment is abnormal, such as the condition of oil and power failure, the hydraulic clamping mechanism cannot keep the clamping state again, and the normal passive clamping can be met only by combining the anti-collision mechanism such as a disc.
Disclosure of Invention
In view of this, the embodiments of the present disclosure provide a hydraulic clamping mechanism, a hydraulic clamping system, and a five-axis clamping system, in which an elastic joint is disposed between a housing and a brake ring, the elastic joint is in a compressed bending state in an initial state, and the elastic joint applies a force to the brake ring, so that the brake ring is in a normal passive clamping state, and can keep in a clamping state when the device is abnormal.
The embodiment of the specification provides the following technical scheme: the hydraulic clamping mechanism comprises a shell and a brake ring which are concentrically arranged, wherein a plurality of even elastic joints are arranged between the shell and the brake ring, and divide the shell and the brake ring into a plurality of clamping cavities and a plurality of loosening cavities;
when hydraulic oil is injected into the clamping cavity, the elastic joint is in a state of being compressed and bent, so that the brake ring has clamping force, when hydraulic oil is injected into the clamping cavity, the elastic joint is in a state of having a return trend, and when hydraulic oil is injected into the releasing cavity, the elastic joint is in a state of being further compressed and bent.
Preferably, the elastic joint comprises a compression surface and a clamping surface which are oppositely arranged; the compression surfaces of adjacent elastic joints are arranged oppositely, or the clamping surfaces of adjacent elastic joints are arranged oppositely.
Preferably, the release cavity is formed between adjacent compression surfaces, the housing and the brake ring, and/or the clamping cavity is formed between adjacent clamping surfaces, the housing and the brake ring.
Preferably, the number of the elastic joints is not less than two, the elastic joints are circumferentially distributed between the shell and the brake ring, and two ends of the elastic joints are respectively connected with the inner wall of the shell and the outer wall of the brake ring.
Preferably, the clamping cavities and the loosening cavities are distributed in a staggered manner.
Preferably, the shell is provided with a plurality of first oil ports, and the first oil ports are respectively communicated with the clamping cavities in a one-to-one correspondence manner;
and/or the shell is provided with a plurality of second oil ports, and the second oil ports are communicated with the loosening cavities in a one-to-one correspondence manner.
The hydraulic clamping system comprises a hydraulic station, a first pressure detection mechanism, a second pressure detection mechanism and the hydraulic clamping mechanism, wherein the hydraulic station, the first pressure detection mechanism and the clamping cavity are sequentially connected through a first oil pipe, and the hydraulic station, the second pressure detection mechanism and the loosening cavity are sequentially connected through a second oil pipe.
Preferably, the first pressure detecting mechanism includes a first hydraulic pressure detecting gauge; and/or the second pressure detection mechanism comprises a second pressure detection meter.
The five-axis clamping system comprises a five-axis body, a spindle box, a spindle, a rotating shaft and the clamping system, wherein a shell of the hydraulic clamping mechanism is arranged on the five-axis body, the rotating shaft is inserted into a brake ring of the hydraulic clamping mechanism, the spindle is connected with the spindle box, and the rotating shaft is connected with the spindle box.
Preferably, the hydraulic clamping mechanism is in a clamped state when the hydraulic station is not operating.
Compared with the prior art, the beneficial effects that above-mentioned at least one technical scheme that this description embodiment adopted can reach include at least:
through setting up the elastic joint between shell and brake ring, be in compression bending state when the elastic joint initial state, the elastic joint is exerted force to the brake ring for the brake ring is in the passive clamping state of normality, can keep holding the clamping state when equipment is unusual, when needs increase clamping force, accessible is in order to increase clamping force to clamping chamber injection hydraulic oil, when needs loosen, accessible is loosen the chamber injection hydraulic oil mutually so that the elastic joint is not exerting force for the brake ring.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a hydraulic clamping mechanism provided by the present invention;
FIG. 2 is a schematic diagram of a hydraulic clamping system provided by the present invention;
fig. 3 is a schematic view of a shaft clamping system provided by the invention with a hydraulic station omitted.
Detailed Description
Embodiments of the present application are described in detail below with reference to the accompanying drawings.
Other advantages and effects of the present application will become apparent to those skilled in the art from the present disclosure, when the following description of the embodiments is taken in conjunction with the accompanying drawings. It will be apparent that the described embodiments are only some, but not all, of the embodiments of the present application. The present application may be embodied or carried out in other specific embodiments, and the details of the present application may be modified or changed from various points of view and applications without departing from the spirit of the present application. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
It is noted that various aspects of the embodiments are described below within the scope of the following claims. It should be apparent that the aspects described herein may be embodied in a wide variety of forms and that any specific structure and/or function described herein is merely illustrative. Based on the present application, one skilled in the art will appreciate that one aspect described herein may be implemented independently of any other aspect, and that two or more of these aspects may be combined in various ways. For example, apparatus may be implemented and/or methods practiced using any number and aspects set forth herein. In addition, such apparatus may be implemented and/or such methods practiced using other structure and/or functionality in addition to one or more of the aspects set forth herein.
It should also be noted that the illustrations provided in the following embodiments merely illustrate the basic concepts of the application by way of illustration, and only the components related to the application are shown in the drawings and are not drawn according to the number, shape and size of the components in actual implementation, and the form, number and proportion of the components in actual implementation may be arbitrarily changed, and the layout of the components may be more complicated.
In addition, in the following description, specific details are provided in order to provide a thorough understanding of the examples. However, it will be understood by those skilled in the art that the aspects may be practiced without these specific details.
Currently, in the process of clamping using hydraulic jaws, there are mainly the following problems:
and (3) a step of: in order to meet the normal passive clamping function, such as the clamping state under the condition of oil and power failure, a hydraulic clamping mechanism is generally required to be matched with an anti-collision mechanism such as a disc and the like for use so as to ensure clamping when equipment is abnormal.
And II: in order to meet the installation of the hydraulic clamping mechanism, a large space needs to be reserved, the hydraulic clamping mechanism is large in size, the installation is not facilitated in a compact space, the overall size of the device is large, and the occupied space is large.
In the invention, the inventor designs a hydraulic clamping mechanism, a hydraulic clamping system and a five-axis clamping system through extensive and deep experiments, has small structural volume and can meet the requirement of normal passive clamping of the hydraulic clamping mechanism.
The invention solves the technical problems that: the hydraulic clamping mechanism solves the problems that in the prior art, the hydraulic clamping mechanism is large in size, and meanwhile anti-collision mechanisms such as discs are required to be installed to meet clamping requirements when equipment is abnormal.
More specifically, the solution adopted by the invention comprises the following steps: through setting up the elastic joint between shell and brake ring, be in compression bending state when the elastic joint initial state, the elastic joint is exerted force to the brake ring for the brake ring is in the passive clamping state of normality, can keep holding the clamping state when equipment is unusual, when needs increase clamping force, accessible is in order to increase clamping force to clamping chamber injection hydraulic oil, when needs loosen, accessible is loosen the chamber injection hydraulic oil mutually so that the elastic joint is not exerting force for the brake ring.
The following describes the technical solutions provided by the embodiments of the present application with reference to the accompanying drawings.
As shown in fig. 1, a hydraulic clamping mechanism comprises a shell 1 and a brake ring 2 which are concentrically arranged, wherein a plurality of even number of elastic joints 3 are arranged between the shell 1 and the brake ring 2, and the elastic joints 3 divide the shell 1 and the brake ring 2 into a plurality of clamping cavities 4 and a plurality of loosening cavities 5; when hydraulic oil is not injected into the clamping cavity 4 and the loosening cavity 5, namely in a normal state, the elastic joint 3 is in a compression bending state, so that the brake ring 2 has a clamping force, because the elastic joint 3 is in the compression bending state in the initial state, the elastic joint 3 has a tendency of returning, therefore, both ends of the elastic joint 3 have pressing force on the shell 1 and the brake ring 2, so that the brake ring 2 has a clamping force, when the hydraulic oil is injected into the clamping cavity 4, the hydraulic oil presses the elastic joint 3, so that the elastic joint 3 is in a state with a further return tendency, the pressing force of the elastic joint 3 on the brake ring 2 is increased, the clamping force of the brake ring 2 is increased, the brake ring 2 is ensured to have a larger clamping force, when the hydraulic oil is injected into the loosening cavity 5, the elastic joint 3 is in a state of being further compressed and bent, the pressing force of the elastic joint 3 on the brake ring 2 is reduced, and the clamping force of the brake ring 2 is reduced.
In the present embodiment, six elastic joints 3 are provided, and the six elastic joints 3 divide the space between the housing 1 and the brake ring 2 into three clamping chambers 4 and three releasing chambers 5. In other embodiments, the number of the elastic joints 3 may be two, four, eight, or other even numbers, and may be set according to practical situations, which will not be described in detail herein.
In the present embodiment, the elastic joint 3 is made of a spring steel sheet. In other embodiments, other resilient metallic materials may be used for the resilient joint 3.
As shown in fig. 1, in some embodiments, the elastic joint 3 includes a compression surface 31 and a clamping surface 32 that are disposed opposite to each other, the compression surface 31 is a concave surface after the elastic joint 3 is bent, the clamping surface 32 is a convex surface after the elastic joint 3 is bent, and the compression surface 31 and the clamping surface 32 are respectively located on two opposite sides of the elastic joint 3; the compression surfaces 31 of adjacent elastic joints 3 are arranged opposite to each other, and the clamping surfaces 32 of adjacent elastic joints 3 are arranged opposite to each other.
It should be noted that, when the compression surface 31 of the elastic joint 3 is stressed, the elastic joint 3 has a tendency of being further compressed and bent, and the restoring force of the elastic joint 3 is counteracted, so that the clamping force of the brake ring 2 is reduced; when the clamping surface 32 of the elastic joint 3 is stressed, the elastic joint 3 has a further correcting trend, and the pressing force of the elastic joint 3 on the brake ring 2 is increased, so that the clamping force of the brake ring 2 is increased.
Further, the release cavity 5 is formed between the adjacent compression surfaces 31, the housing 1 and the brake ring 2, and the release cavity 5 is formed between the two adjacent compression surfaces 31, the inner wall of the housing 1 and the outer wall of the brake ring 2, when hydraulic oil is injected into the release cavity 5, the hydraulic oil contacts with the adjacent two compression surfaces 31, the hydraulic oil presses the compression surfaces 31, so that the elastic joint 3 has a tendency of further compression, and the restoring force of the elastic joint 3 is counteracted, so that the pressing force of the elastic joint 3 to the brake ring 2 is reduced; and/or, the clamping cavity 4 is formed between the adjacent clamping surfaces 32, the shell 1 and the brake ring 2, and the clamping cavity 4 is formed between the two adjacent clamping surfaces 32, the inner wall of the shell 1 and the outer wall of the brake ring 2, when hydraulic oil is injected into the clamping cavity 4, the hydraulic oil contacts with the adjacent two clamping surfaces 32, the hydraulic oil presses the clamping surfaces 32, so that the elastic joint 3 has a tendency of being further corrected, and the pressing force of the elastic joint 3 on the brake ring 2 is increased.
As shown in fig. 1, in some embodiments, the number of the elastic joints 3 is not less than two, the elastic joints 3 are circumferentially distributed between the housing 1 and the brake ring 2, two ends of the elastic joints 3 are respectively connected with the inner wall of the housing 1 and the outer wall of the brake ring 2, and by arranging at least two elastic joints 3 with an even number, the elastic joints 3 are uniformly distributed between the housing 1 and the brake ring 2, so that the housing 1 and the brake ring 2 are divided into chambers with the same number as the elastic joints 3, and the chambers are alternately distributed to form a clamping chamber 4 and a releasing chamber 5.
As shown in fig. 1, in some embodiments, the clamping cavities 4 and the releasing cavities 5 are staggered, the elastic joint 3 separates the housing 1 and the brake ring 2 into the clamping cavities 4 and the releasing cavities 5 with the same number, and the clamping cavities 4 and the releasing cavities 5 respectively correspond to two sides opposite to the elastic joint 3.
As shown in fig. 1, in some embodiments, the casing 1 is provided with a plurality of first oil ports 6, the plurality of first oil ports 6 are respectively and correspondingly communicated with the plurality of clamping cavities 4, and by arranging the first oil ports 6 corresponding to the plurality of clamping cavities 4 on the casing 1, high-pressure oil is added into the clamping cavities 4 through the first oil ports 6, so that the elastic joint 3 is in a state with a further alignment trend, the compression force of the elastic joint 3 on the brake ring 2 is increased, and the clamping force of the brake ring 2 is increased;
and/or, be equipped with a plurality of second hydraulic fluid ports 7 on the shell 1, a plurality of second hydraulic fluid ports 7 with loosen the chamber 5 one-to-one and be linked together, through set up on the shell 1 with a plurality of second hydraulic fluid ports 7 that loosen the chamber 5 and corresponding, add high-pressure fluid through second hydraulic fluid port 7 to loosen the intracavity 5 for elastic joint 3 is in the state of being had by further compression bending, offsets with elastic joint 3 restoring force, and elastic joint 3 reduces the compressive force to brake ring 2, thereby makes the clamping force of brake ring 2 diminish.
The specific working principle of the hydraulic clamping mechanism will be explained below:
when the hydraulic brake is in normal use, when the hydraulic brake is required to be clamped, high-pressure oil is added into the clamping cavity 4 through the first oil port 6, hydraulic oil presses the elastic joint 3, so that the elastic joint 3 is in a state with a further return trend, the pressing force of the elastic joint 3 on the brake ring 2 is increased, the clamping force of the brake ring 2 is increased, the brake ring 2 is ensured to have larger clamping force, when the hydraulic brake is required to be loosened, high-pressure oil is added into the loosening cavity 5 through the second oil port 7, the hydraulic oil presses the elastic joint 3, the elastic joint 3 is in a state of being further compressed and bent, the elastic joint 3 is offset with the restoring force of the elastic joint 3, and the pressing force of the elastic joint 3 on the brake ring 2 is reduced, so that the clamping force of the brake ring 2 is reduced;
when faults occur, such as oil and power failure, as the elastic joint 3 is in a compression bending state, the elastic joint 3 has a tendency of reversion, and therefore both ends of the elastic joint 3 have pressing force on the shell 1 and the brake ring 2, so that the brake ring 2 has clamping force, and the clamping state can be kept continuously when equipment is abnormal.
Referring to fig. 1-2, based on the same inventive concept, the embodiment of the present disclosure provides a hydraulic clamping system, where the clamping system includes a hydraulic station 9, a first pressure detecting mechanism 10, a second pressure detecting mechanism 11, and a hydraulic clamping mechanism according to any one of the foregoing embodiments, where the hydraulic station 9, the first pressure detecting mechanism 10, and the clamping chamber 4 are sequentially connected through a first oil pipe, the hydraulic station 9 supplies oil to the clamping chamber 4 through the first oil pipe, the first pressure detecting mechanism 10 detects oil pressure in the clamping chamber 4, the hydraulic station 9, the second pressure detecting mechanism 11, and the releasing chamber 5 are sequentially connected through a second oil pipe, the hydraulic station 9 supplies oil to the releasing chamber 5 through the second oil pipe, and the second pressure detecting mechanism 11 detects oil pressure in the releasing chamber 5.
The hydraulic station 9 is a hydraulic source device including a hydraulic pump, a driving motor, a tank, a directional valve, a throttle valve, a relief valve, and the like, or a hydraulic device including a control valve. The hydraulic station 9 of the prior art is used and is not described in detail here.
In practice, the first pressure detecting mechanism 10 includes a first hydraulic pressure detecting gauge; the second pressure detection mechanism 11 comprises a second pressure detection meter, and the pressure in the clamping cavity 4 and the pressure in the loosening cavity 5 can be known in real time through detecting the pressure in the clamping cavity 4 and the pressure in the loosening cavity 5 through the first hydraulic pressure detection meter and the second hydraulic pressure detection meter respectively.
The detection pressure range of the first hydraulic pressure detection meter is 5-7 maps; the detection pressure range of the second hydraulic pressure detection meter is 5-7 maps.
Referring to fig. 1-3, based on the same inventive concept, the present embodiment provides a five-axis clamping system, the clamping system includes a five-axis body 12, a spindle box 13, a spindle 14, a rotating shaft 8, and a clamping system according to any one of the foregoing claims, the housing 1 of the hydraulic clamping mechanism is mounted on the five-axis body 12, the rotating shaft 8 is inserted into the brake ring 2 of the hydraulic clamping mechanism, the rotating shaft 8 is connected with the spindle box 13, the rotating shaft 8 is fixed with the spindle box 13 by screws, the spindle 14 is connected with the spindle box 13, and the spindle 14 is fixed with the spindle box 13 by screws.
Through adopting above-mentioned jaw system, when hydraulic oil gets into and presss from both sides tight intracavity 4, the hydraulic pressure pincers press from both sides tight to pivot 8 to be convenient for realize rigid processing, when hydraulic oil gets into in the loose chamber 5, the hydraulic pressure pincers loosen the clamp to pivot 8, thereby can realize the rotation of pivot 8, headstock 13 and main shaft 14, when keeping the big clamp force of hydraulic pressure, hydraulic pressure pincers structure volume is less, and the compactedness is higher, can use in more narrow and small operating mode.
In implementation, when the hydraulic station 9 does not work, the hydraulic clamping mechanism is in a clamping state, and when the clamping system fails, such as the situation of oil and power failure, the hydraulic station 9 cannot work normally, and under the action of the elastic joint 3, the hydraulic clamping mechanism is in a normal passive clamping state, so that the accident that the main shaft 14 rotates and falls due to the failure is avoided.
In this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment focuses on differences from other embodiments. In particular, for the method embodiments described later, since they correspond to the system, the description is relatively simple, and reference should be made to the description of some of the system embodiments.
The foregoing is merely specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions easily conceivable by those skilled in the art within the technical scope of the present application should be covered in the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. The hydraulic clamping mechanism comprises a shell and a brake ring which are concentrically arranged, and is characterized in that a plurality of even elastic joints are arranged between the shell and the brake ring, and divide the shell and the brake ring into a plurality of clamping cavities and a plurality of loosening cavities;
when hydraulic oil is injected into the clamping cavity, the elastic joint is in a state of being compressed and bent, so that the brake ring has clamping force, when hydraulic oil is injected into the clamping cavity, the elastic joint is in a state of having a return trend, and when hydraulic oil is injected into the releasing cavity, the elastic joint is in a state of being further compressed and bent.
2. The hydraulic clamping mechanism of claim 1, wherein the resilient joint includes oppositely disposed compression and clamping surfaces; the compression surfaces of adjacent elastic joints are arranged oppositely, or the clamping surfaces of adjacent elastic joints are arranged oppositely.
3. The hydraulic clamping mechanism of claim 2, wherein the release chamber is formed between adjacent compression faces, housing and brake ring and/or the clamping chamber is formed between adjacent clamping faces, housing and brake ring.
4. The hydraulic clamping mechanism according to claim 1, wherein the number of the elastic joints is not less than two, the elastic joints are circumferentially distributed between the housing and the brake ring, and two ends of the elastic joints are respectively connected with the inner wall of the housing and the outer wall of the brake ring.
5. The hydraulic clamping mechanism of claim 1 wherein a plurality of said clamping cavities and a plurality of said unclamping cavities are staggered.
6. The hydraulic clamping mechanism according to claim 1, wherein a plurality of first oil ports are formed in the shell, and the first oil ports are respectively communicated with the clamping cavities in a one-to-one correspondence manner;
and/or the shell is provided with a plurality of second oil ports, and the second oil ports are communicated with the loosening cavities in a one-to-one correspondence manner.
7. A hydraulic clamping system, characterized in that the clamping system comprises a hydraulic station, a first pressure detection mechanism, a second pressure detection mechanism and the hydraulic clamping mechanism according to any one of claims 1-6, wherein the hydraulic station, the first pressure detection mechanism and the clamping cavity are sequentially connected through a first oil pipe, and the hydraulic station, the second pressure detection mechanism and the loosening cavity are sequentially connected through a second oil pipe.
8. The hydraulic clamping system according to claim 7, wherein the first pressure sensing mechanism comprises a first hydraulic pressure sensing gauge; and/or the second pressure detection mechanism comprises a second pressure detection meter.
9. A five-axis clamping system, characterized in that the clamping system comprises a five-axis body, a spindle box, a spindle, a rotating shaft and a clamping system according to any one of claims 7-8, wherein a shell of the hydraulic clamping mechanism is arranged on the five-axis body, the rotating shaft is inserted into a brake ring of the hydraulic clamping mechanism, the rotating shaft is connected with the spindle box, and the spindle is connected with the spindle box.
10. The five axis clamping system of claim 9 wherein the hydraulic clamping mechanism is in a clamped state when the hydraulic station is not operating.
CN202211144225.5A 2022-09-20 2022-09-20 Hydraulic clamping mechanism, hydraulic clamping system and five-axis clamping system Active CN115555887B (en)

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CN202211144225.5A CN115555887B (en) 2022-09-20 2022-09-20 Hydraulic clamping mechanism, hydraulic clamping system and five-axis clamping system

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CN202211144225.5A CN115555887B (en) 2022-09-20 2022-09-20 Hydraulic clamping mechanism, hydraulic clamping system and five-axis clamping system

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CN115555887B true CN115555887B (en) 2023-05-30

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Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201546647U (en) * 2009-11-12 2010-08-11 吴立中 Micro-damaging screw-on machine back-up tong headclamping mechanism
DE102013100476B4 (en) * 2013-01-17 2016-03-17 Wilhelm König Maschinenbau GmbH "Clamping bush for hydraulic clamping elements"
CN104594826A (en) * 2015-01-21 2015-05-06 中煤科工集团重庆研究院有限公司 Piston type hydraulic chuck
CN110043202B (en) * 2019-04-29 2020-08-28 中煤科工集团西安研究院有限公司 Centrifugal slag discharge type radial piston chuck, power head and drilling machine
CN110814794A (en) * 2019-11-26 2020-02-21 哈尔滨理工大学 Hydraulic clamp
CN110757183B (en) * 2019-11-27 2020-12-08 哈尔滨理工大学 Double-layer elastic sheet clamp
CN212043686U (en) * 2020-03-31 2020-12-01 成都飞机工业（集团）有限责任公司 Groove ring type hydraulic locking device for rotating shaft

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