CN114643487B - Damping and noise reducing device of numerical control machine tool - Google Patents
Damping and noise reducing device of numerical control machine tool Download PDFInfo
- Publication number
- CN114643487B CN114643487B CN202210455943.8A CN202210455943A CN114643487B CN 114643487 B CN114643487 B CN 114643487B CN 202210455943 A CN202210455943 A CN 202210455943A CN 114643487 B CN114643487 B CN 114643487B
- Authority
- CN
- China
- Prior art keywords
- damping
- connecting piece
- vibration isolation
- pulley
- vibration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0032—Arrangements for preventing or isolating vibrations in parts of the machine
-
- 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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention is suitable for the technical field of numerical control machine tool equipment, and provides a vibration and noise reduction device of a numerical control machine tool; comprising the following steps: the shock insulation cover is arranged around the pulley; the vibration isolation cover is internally provided with a sound absorption material, vibration and noise in the working process of the pulley can be effectively absorbed by arranging the vibration isolation cover and the sound absorption material, two ends of the vibration isolation cover are respectively and slidably arranged on the pulley and the ground, and one end of the vibration isolation cover is slidably arranged on the pulley through a damping component; the damping component comprises a first connecting piece and a second connecting piece, the second connecting piece is fixedly arranged on the shock insulation cover, a damping mechanism is arranged between the second connecting piece and the second connecting piece, and the damping mechanism further comprises an aerodynamic component for accelerating air flow in the damping component. According to the invention, the vibration isolation cover and the sound absorption material are arranged to effectively isolate noise generated when the pulley works, the vibration isolation cover is slidably arranged on the pulley through the damping component, and the vibration isolation cover can be prevented from being transmitted to the vibration isolation cover through the pulley through the damping component.
Description
Technical Field
The invention relates to the technical field of numerical control machine tool equipment, in particular to a vibration and noise reduction device of a numerical control machine tool.
Background
The numerical control machine tool is a short name of a numerical control machine tool, is an automatic machine tool provided with a program control system, can logically process a program specified by control codes or other symbol instructions, decodes the program, inputs the program into a numerical control device through an information carrier, sends various control signals through the numerical control device through operation processing, controls the action of the machine tool, automatically processes parts according to the shape and the size required by drawings, well solves the problems of complex, precise, small batch and multiple types of parts processing, is a flexible and high-efficiency automatic machine tool, represents the development direction of the control technology of the modern machine tool, and is a typical electromechanical integrated product.
Along with the rapid development of science and technology, the numerical control machine tool is widely applied to workpiece processing, and for the accurate numerical control machine tool, the protection requirement is very high, and in the use of the existing numerical control machine tool, the damping arrangement is lacking between the protection cover and the machine tool, so that certain noise can exist in the operation process, normal rest, study and work of people are interfered, and the social requirement cannot be met, and therefore, the damping and noise reducing device of the numerical control machine tool is provided to solve the problems provided in the above.
Disclosure of Invention
The invention aims to provide a damping and noise reducing device of a numerical control machine tool, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a vibration/noise reduction device for a numerically controlled machine tool, comprising: the shock insulation cover is arranged around the pulley; the vibration isolation cover is internally provided with a sound absorption material, vibration and noise in the working process of the pulley can be effectively absorbed by arranging the vibration isolation cover and the sound absorption material, two ends of the vibration isolation cover are respectively and slidably arranged on the pulley and the ground, and one end of the vibration isolation cover is slidably arranged on the pulley through a damping component; the damping component comprises a first connecting piece and a second connecting piece, the second connecting piece is fixedly arranged on the shock insulation cover, a damping mechanism is arranged between the second connecting piece and the first connecting piece, and the damping mechanism further comprises an aerodynamic component for accelerating the air flow in the damping component.
As a further scheme of the invention: and a shock insulation cushion is further arranged between the first connecting piece and the second connecting piece.
As still further aspects of the invention: the damping mechanism comprises a plurality of groups of damping elements, each damping element comprises two supporting rods arranged on a damping cushion, the lower ends of the supporting rods are elastically and slidably arranged in a main damping cylinder, the main damping cylinder is fixedly arranged on a second connecting piece, a first rack is arranged on each supporting rod, a unidirectional gear meshed with the first rack is arranged on the second connecting piece, the unidirectional gear is rotatably arranged on the second connecting piece, and the unidirectional gear provides power for the aerodynamic component; the unidirectional gear is meshed with a second rack, and the second rack is fixedly arranged on the shock absorption rod; the lower end of the shock absorption rod is elastically and slidably arranged in the auxiliary cylinder.
As still further aspects of the invention: the lower end of the supporting rod is elastically arranged in the main damping cylinder through a first elastic piece, and two ends of the first elastic piece are respectively and fixedly arranged on the supporting rod and the main damping cylinder.
As still further aspects of the invention: the lower end of the shock absorption rod is elastically arranged in the auxiliary cylinder through a second elastic piece, and two ends of the second elastic piece are respectively fixedly arranged on the auxiliary cylinder and the second rack.
As still further aspects of the invention: the aerodynamic assembly comprises a rotating shaft and a cooling fan, the rotating shaft is rotatably arranged on the second connecting piece, the cooling fan is arranged on the rotating shaft, the unidirectional gear is arranged on the rotating shaft, and the unidirectional gear is unidirectionally arranged.
As still further aspects of the invention: the inside of the two auxiliary cylinders is divided into an A cavity and a B cavity by the damping rod, medium is filled in the A cavity and the B cavity, and the A cavity and the B cavity are communicated through damping holes.
As still further aspects of the invention: a cavity on one auxiliary cylinder is provided with a matching cylinder, a cavity B on the other auxiliary cylinder is also provided with a matching cylinder, piston rods are arranged on the two matching cylinders in a sliding mode, third racks are arranged on the piston rods, two third racks are arranged on two sides of the first gear, the two third racks are meshed with the first gear, and the first gear is rotatably arranged on the second connecting piece.
Compared with the prior art, the invention has the beneficial effects that: through setting up shock insulation cover and sound absorbing material can keep apart the noise that pulley during operation produced effectively, simultaneously shock insulation cover passes through damper sliding mounting on the pulley, through setting up damper and then can avoid the pulley to give shock insulation cover with vibrations transmission, sets up aerodynamic assembly in the damper simultaneously, and then can make the discharge that can be timely with the heat that the inside shock attenuation in-process of damper produced, can improve shock attenuation effect.
Drawings
Fig. 1 is a schematic structural diagram of a vibration/noise reduction device of a numerical control machine tool.
Fig. 2 is a schematic structural diagram of a damping component in a damping and noise reducing device of a numerical control machine tool.
Fig. 3 is a schematic structural diagram of an aerodynamic assembly in a vibration/noise reduction device of a numerical control machine tool.
Fig. 4 is a schematic structural view of a support rod in the vibration/noise reduction device of the numerical control machine tool.
In the figure: 1-vibration isolation cover, 2-pulley, 3-damper assembly, 4-sound absorbing material, 6-first connecting piece, 7-second connecting piece, 8-vibration isolation pad, 9-bracing piece, 10-first rack, 11-one-way gear, 12-second rack, 13-auxiliary cylinder, 14-second elastic piece, 15-main damper cylinder, 16-first elastic piece, 17-mating cylinder, 18-first gear, 19-third rack, 20-pivot, 21-cooling fan, 22-damper rod, 23-piston rod.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1 to 3, in embodiment 1 of the present invention, a structure diagram of a vibration/noise reduction device for a numerically-controlled machine tool according to an embodiment of the present invention includes: the shock insulation cover 1 is arranged around the pulley 2; the vibration isolation cover 1 is internally provided with a sound absorption material 4, vibration and noise in the working process of the pulley 2 can be effectively absorbed by arranging the vibration isolation cover 1 and the sound absorption material 4, two ends of the vibration isolation cover 1 are respectively and slidably arranged on the pulley 2 and the ground, and one end of the vibration isolation cover 1 is slidably arranged on the pulley 2 through a damping component 3; the damping assembly 3 comprises a first connecting piece 6 and a second connecting piece 7, the second connecting piece 7 is fixedly arranged on the shock insulation cover 1, a damping mechanism is arranged between the second connecting piece 7 and the first connecting piece 6, and the damping mechanism further comprises an aerodynamic assembly for accelerating the air flow in the damping assembly 3.
Specifically, the vibration isolation cover 1 and the sound absorption material 4 are arranged to effectively isolate noise generated when the pulley 2 works, meanwhile, the vibration isolation cover 1 is slidably arranged on the pulley 2 through the vibration absorption component 3, the vibration absorption component 3 is arranged to prevent the pulley 2 from transmitting vibration to the vibration isolation cover 1, and meanwhile, the air power component is arranged in the vibration absorption component, so that heat generated in the vibration absorption process inside the vibration absorption component 3 can be timely discharged, and the vibration absorption effect can be improved.
Example 2
Referring to fig. 1 to 4, the main difference between the present embodiment 2 and the embodiment 1 is that a shock insulation pad 8 is further disposed between the first connecting member 6 and the second connecting member 7, and the shock insulation pad 8 is disposed to fill the gap between the first connecting member 6 and the second connecting member 7, so as to reduce noise emission.
As shown in fig. 2, as a preferred embodiment of the present invention, the damping mechanism includes a plurality of groups of damping elements, the damping elements include two support rods 9 disposed on the shock insulation pad 8, the lower ends of the support rods 9 are elastically slidably disposed in a main damping cylinder 15, the main damping cylinder 15 is fixedly mounted on the second connecting member 7, a first rack 10 is disposed on the support rods 9, a unidirectional gear 11 engaged with the first rack 10 is disposed on the second connecting member 7, the unidirectional gear 11 is rotatably mounted on the second connecting member 7, and the unidirectional gear 11 provides power for the aerodynamic assembly; the unidirectional gear 11 is meshed with a second rack 12, and the second rack 12 is fixedly arranged on a shock absorption rod 22; the lower end of the shock-absorbing rod 22 is elastically slidably mounted in the auxiliary cylinder 13. Specifically, when vibration occurs between the second connecting member 7 and the shock-insulating pad 8, the support rod 9 elastically slides inside the main shock-absorbing cylinder 15 to absorb the vibration, and simultaneously the support rod 9 transmits the vibration to the shock-absorbing rod 22 through the first rack 10 and the one-way gear 11, and the shock-absorbing rod 22 performs two-stage shock absorption through the auxiliary cylinder 13, thus realizing multi-stage shock absorption.
As a preferred embodiment of the present invention, the lower end of the support rod 9 is elastically disposed in the main damping cylinder 15 by a first elastic member 16, and both ends of the first elastic member 16 are fixedly mounted on the support rod 9 and the main damping cylinder 15, respectively, so that the elastic mounting of the support rod 9 is achieved, and the first elastic member 16 may be a coil spring.
As a preferred embodiment of the present invention, the lower end of the shock absorbing rod 22 is elastically disposed in the auxiliary cylinder 13 by the second elastic member 14, and both ends of the second elastic member 14 are fixedly mounted on the auxiliary cylinder 13 and the second rack gear 12, respectively, so that the elastic mounting of the second elastic member 14 is realized, and the second elastic member 14 may be a coil spring.
As a preferred embodiment of the present invention, the aerodynamic assembly includes a rotating shaft 20 and a cooling fan 21, the rotating shaft 20 is rotatably mounted on the second connecting member 7, the cooling fan 21 is disposed on the rotating shaft 20, the unidirectional gear 11 is disposed on the rotating shaft 20, and the unidirectional gear 11 is unidirectional, so that the unidirectional gear 11 can only drive the rotating shaft 20 to rotate unidirectionally, so that the cooling fan 21 unidirectionally delivers air, and the fluidity of the air is ensured. When the support rod 9 drives the unidirectional gear 11 to rotate, the unidirectional gear 11 drives the rotating shaft 20 to rotate unidirectionally, and the rotating shaft 20 drives the cooling fan 21 to rotate, so that air flow is realized.
As shown in fig. 2, in order to enable the two support rods 9 of the shock-absorbing assembly to cooperate with each other, the interior of the two auxiliary cylinders 13 is divided into an a cavity and a B cavity by the shock-absorbing rod 22, and the a cavity and the B cavity are filled with a medium, and the a cavity and the B cavity can be communicated through a damping hole; the A cavity on one auxiliary cylinder 13 is provided with a matching cylinder 17, the B cavity on the other auxiliary cylinder 13 is also provided with a matching cylinder 17, the two matching cylinders 17 are provided with piston rods 23 in a sliding mode, the piston rods 23 are provided with third racks 19, two third racks 19 are arranged on two sides of a first gear 18, the two third racks 19 are meshed with the first gear 18, and the first gear 18 is rotatably arranged on the second connecting piece 7. When one supporting rod 9 is vibrated, the first elastic piece 16 in the main damping cylinder 15 carries out primary damping, then the supporting rod 9 drives the one-way gear 11 to rotate, the one-way gear 11 drives the damping rod 22 to slide in the auxiliary cylinder 13 through the second rack 12, the auxiliary cylinder 13 and the second elastic piece 14 are matched to carry out secondary damping, meanwhile, the supporting rod 9 extrudes the cavity of the auxiliary cylinder 13A, the matched cylinder 17 on the supporting rod 9 moves outwards, the third rack 19 on the matched cylinder 17 drives the other matched cylinder 17 to slide outwards through the first gear 18, so that the volume of the cavity B on the other supporting rod 9 is increased, the damping in the opposite direction is carried out between the two supporting rods 9, damping can be further increased, and vibration can be absorbed quickly.
The working principle of the invention is as follows:
according to the invention, through the arrangement of the shock insulation cover 1 and the sound absorption material 4, noise generated during the working of the pulley 2 can be effectively isolated, meanwhile, the shock insulation cover 1 is slidably arranged on the pulley 2 through the shock absorption component 3, when vibration occurs between the second connecting piece 7 and the shock insulation pad 8, the supporting rod 9 elastically slides in the main shock absorption cylinder 15, the vibration is absorbed, meanwhile, the supporting rod 9 transmits the vibration to the shock absorption rod 22 through the first rack 10 and the unidirectional gear 11, the shock absorption rod 22 carries out two-stage shock absorption through the auxiliary cylinder 13, multistage shock absorption is realized, when one supporting rod 9 is subjected to vibration, the first elastic piece 16 in the main shock absorption cylinder 15 carries out one-stage shock absorption, then the unidirectional gear 11 drives the shock absorption rod 22 to slide in the auxiliary cylinder 13 through the second rack 12, the auxiliary cylinder 13 and the second elastic piece 14 are matched to carry out two-stage shock absorption, meanwhile, the supporting rod 9 on the supporting rod 9 presses the cavity of the auxiliary cylinder 13A, the third rack 19 on the supporting rod 17 drives the other matched cylinder 17 to slide outwards through the first rack 18, the other matched cylinder 17 also slides outwards, the volume of the other supporting rod 9 on the supporting rod is increased, the two-stage shock absorption components can be rapidly carried out, the two-stage shock absorption effects can be realized, the two-stage shock absorption shafts can be rapidly increased, the air can be rapidly cooled, the volume of the two-stage shock absorption shafts can be rapidly cooled, the air can be rapidly cooled, and the air can be rapidly cooled, and the opposite the inside can be rapidly has the volume can be rapidly has the opposite, and has the shock absorption effects can be rapidly has the opposite, and can be rapidly and has the vibration, and has the opposite, and can be rapidly and has a high.
In the description of the present invention, it should be understood that the terms "center," "longitudinal," "lateral," "top," "bottom," "inner," "outer," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," etc. indicate or refer to an orientation or positional relationship based on that shown in the drawings, merely for convenience of describing the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, in the description of the invention, unless otherwise indicated, the meaning of "a plurality" is two or more. Features defining "first," "second," etc. may explicitly or implicitly include one or more such features.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (4)
1. A vibration/noise reduction device for a numerically controlled machine tool, comprising: the shock insulation cover is arranged around the pulley; the vibration isolation cover is internally provided with a sound absorption material, vibration and noise in the working process of the pulley can be effectively absorbed by arranging the vibration isolation cover and the sound absorption material, and the vibration isolation cover is characterized in that two ends of the vibration isolation cover are respectively and slidably arranged on the pulley and the ground, and one end of the vibration isolation cover is slidably arranged on the pulley through a damping component; the damping component comprises a first connecting piece and a second connecting piece, the second connecting piece is fixedly arranged on the shock insulation cover, a damping mechanism is arranged between the second connecting piece and the first connecting piece, the damping mechanism further comprises an aerodynamic component for accelerating the air flow in the damping component, the damping mechanism comprises a plurality of groups of damping elements, the damping elements comprise two supporting rods arranged on a shock insulation cushion, the lower ends of the supporting rods are elastically and slidably arranged in a main damping cylinder, the main damping cylinder is fixedly arranged on the second connecting piece, a first rack is arranged on the supporting rods, a unidirectional gear meshed with the first rack is arranged on the second connecting piece, and the unidirectional gear is rotatably arranged on the second connecting piece and provides power for the aerodynamic component; the unidirectional gear is meshed with a second rack, and the second rack is fixedly arranged on the shock absorption rod; the lower end of the shock absorption rod is elastically and slidably arranged in the auxiliary cylinder; the lower end of the supporting rod is elastically arranged in the main damping cylinder through a first elastic piece, and two ends of the first elastic piece are respectively and fixedly arranged on the supporting rod and the main damping cylinder; the shock attenuation pole lower extreme passes through second elastic component elasticity setting in supplementary jar, second elastic component both ends are fixed mounting respectively on supplementary jar and second rack, aerodynamic assembly includes pivot and cooling fan, the pivot rotates and installs on the second connecting piece, cooling fan sets up in the pivot, and the unidirectional gear sets up in the pivot, unidirectional gear one-way setting.
2. The vibration/noise reduction device for the numerical control machine tool according to claim 1, wherein a vibration isolation pad is further arranged between the first connecting piece and the second connecting piece.
3. The damping and noise reducing device for the numerical control machine tool according to any one of claims 1-2, wherein the inside of the two auxiliary cylinders is divided into an A cavity and a B cavity by a damping rod, medium is filled in the A cavity and the B cavity, and the A cavity and the B cavity are communicated through damping holes.
4. The vibration/noise reduction device for a numerical control machine tool according to claim 3, wherein the a cavity on one auxiliary cylinder is provided with a matching cylinder, the B cavity on the other auxiliary cylinder is also provided with a matching cylinder, the two matching cylinders are provided with piston rods in a sliding manner, the piston rods are provided with third racks, the two third racks are arranged on two sides of a first gear, the two third racks are meshed with the first gear, and the first gear is rotatably arranged on a second connecting piece.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210455943.8A CN114643487B (en) | 2022-04-28 | 2022-04-28 | Damping and noise reducing device of numerical control machine tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210455943.8A CN114643487B (en) | 2022-04-28 | 2022-04-28 | Damping and noise reducing device of numerical control machine tool |
Publications (2)
Publication Number | Publication Date |
---|---|
CN114643487A CN114643487A (en) | 2022-06-21 |
CN114643487B true CN114643487B (en) | 2023-08-29 |
Family
ID=81996984
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210455943.8A Active CN114643487B (en) | 2022-04-28 | 2022-04-28 | Damping and noise reducing device of numerical control machine tool |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114643487B (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11193712A (en) * | 1997-10-27 | 1999-07-21 | Hitachi Kasei Techno Plant Kk | Noise-airflow separate type silencer and low noise facility using the same |
CN210599188U (en) * | 2019-08-20 | 2020-05-22 | 盐城跃东通用机械配件有限公司 | Engine shock attenuation shell with ground connection base |
CN213195797U (en) * | 2020-08-18 | 2021-05-14 | 昆山全中裕精密机械有限公司 | Turret milling machine |
CN213319116U (en) * | 2020-10-16 | 2021-06-01 | 宏淳辊轴科技启东有限公司 | Digit control machine tool guide rail protection casing vibration/noise reduction device |
CN113427958A (en) * | 2021-06-22 | 2021-09-24 | 南京宝地梅山产城发展有限公司 | Multi-functional transport vechicle damping device in mine |
-
2022
- 2022-04-28 CN CN202210455943.8A patent/CN114643487B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11193712A (en) * | 1997-10-27 | 1999-07-21 | Hitachi Kasei Techno Plant Kk | Noise-airflow separate type silencer and low noise facility using the same |
CN210599188U (en) * | 2019-08-20 | 2020-05-22 | 盐城跃东通用机械配件有限公司 | Engine shock attenuation shell with ground connection base |
CN213195797U (en) * | 2020-08-18 | 2021-05-14 | 昆山全中裕精密机械有限公司 | Turret milling machine |
CN213319116U (en) * | 2020-10-16 | 2021-06-01 | 宏淳辊轴科技启东有限公司 | Digit control machine tool guide rail protection casing vibration/noise reduction device |
CN113427958A (en) * | 2021-06-22 | 2021-09-24 | 南京宝地梅山产城发展有限公司 | Multi-functional transport vechicle damping device in mine |
Also Published As
Publication number | Publication date |
---|---|
CN114643487A (en) | 2022-06-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN114643487B (en) | Damping and noise reducing device of numerical control machine tool | |
CN212444347U (en) | Cooling device for digit control machine tool | |
CN216077501U (en) | Air compressor host with heat dissipation function | |
CN113260202B (en) | Internet rack of damping buffering | |
CN215544073U (en) | Spinning machine with vibration/noise reduction structure | |
CN213035405U (en) | Shock-absorbing device of paper cup forming machine | |
CN218081702U (en) | High-precision numerical control machine tool for machining | |
CN211648917U (en) | Low-voltage direct-current servo driver with shock absorption function | |
CN213235930U (en) | Vibration damping base of diesel generator set | |
CN220958843U (en) | Shockproof ventilating duct for electromechanical engineering | |
CN214177863U (en) | Communication hardware heat dissipation device with shock absorption protection function | |
CN217330324U (en) | Engineering machine tool heat abstractor | |
CN218041053U (en) | Motor with shock-absorbing function | |
CN213511888U (en) | Novel improve mechanical equipment shock attenuation of structure device | |
CN214045293U (en) | Novel explosion-proof motor shock attenuation device | |
CN220402206U (en) | High electromagnetic wave interference resistant device | |
CN219739705U (en) | Movable anti-interference integrated distribution box | |
CN215186231U (en) | High-power motor with good heat dissipation effect | |
CN218991989U (en) | Vibration/noise reduction mechanism of centrifugal fan | |
CN217973576U (en) | Single jersey knitting machine with damping and noise reducing functions | |
CN217546574U (en) | High-efficient radiating lathe servo driver | |
CN215269258U (en) | Communication management device | |
CN219555532U (en) | Synchronous clock generating equipment | |
CN218378809U (en) | Damping base for dehumidifier | |
CN219026794U (en) | Numerical control vertical lathe with protection mechanism for graphite processing |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |