CN108098008A - A kind of cylinder of diesel engine hole processing device and its technique - Google Patents

A kind of cylinder of diesel engine hole processing device and its technique Download PDF

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Publication number
CN108098008A
CN108098008A CN201711442484.5A CN201711442484A CN108098008A CN 108098008 A CN108098008 A CN 108098008A CN 201711442484 A CN201711442484 A CN 201711442484A CN 108098008 A CN108098008 A CN 108098008A
Authority
CN
China
Prior art keywords
cylinder
diesel engine
processing device
hole processing
movable plate
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.)
Pending
Application number
CN201711442484.5A
Other languages
Chinese (zh)
Inventor
武必明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ANHUI DERUISHI MACHINE TOOL MANUFACTURING Co Ltd
Original Assignee
ANHUI DERUISHI MACHINE TOOL MANUFACTURING Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ANHUI DERUISHI MACHINE TOOL MANUFACTURING Co Ltd filed Critical ANHUI DERUISHI MACHINE TOOL MANUFACTURING Co Ltd
Priority to CN201711442484.5A priority Critical patent/CN108098008A/en
Publication of CN108098008A publication Critical patent/CN108098008A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B41/00Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q11/00Accessories 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q11/00Accessories 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
    • B23Q11/0042Devices for removing chips
    • B23Q11/0067Devices for removing chips chip containers located under a machine or under a chip conveyor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q11/00Accessories 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
    • B23Q11/08Protective coverings for parts of machine tools; Splash guards
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices 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
    • B23Q3/06Work-clamping means
    • B23Q3/062Work-clamping means adapted for holding workpieces having a special form or being made from a special material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/06Work supports, e.g. adjustable steadies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B55/00Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B55/00Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
    • B24B55/04Protective covers for the grinding wheel
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B55/00Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
    • B24B55/06Dust extraction equipment on grinding or polishing machines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B9/00Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
    • B24B9/02Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
    • B24B9/04Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of metal, e.g. skate blades

Abstract

The invention discloses a kind of cylinder of diesel engine hole processing devices, including pedestal, the upper center of the pedestal is equipped with groove, the left and right sidewall of the groove is symmetrically welded with placement rack, the upper end of the placement rack is equipped with to place the placing groove of cylinder of diesel engine, the top of the pedestal is equipped with protective housing, the top of the protective housing is equipped with hydraulic cylinder between two parties, the output terminal of the hydraulic cylinder is connected with movable plate, installs case is installed in the middle part of the lower end of the movable plate, the intracavity bottom of the installs case is equipped with motor between two parties, the output terminal of the motor is equipped with drill bit through installs case bottom, the configuration of the present invention is simple, it is easy to operate, bore operation can be carried out to cylinder of diesel engine, it can also polish simultaneously the surface of cylinder of diesel engine, while to cylinder of diesel engine operation, the chip generated in process can be received, convenient for cleaning.

Description

A kind of cylinder of diesel engine hole processing device and its technique
Technical field
The invention belongs to cylinder of diesel engine hole machined technical fields, and in particular to a kind of cylinder of diesel engine hole processing device, this hair It is bright to also relate to a kind of technique of cylinder of diesel engine hole processing device.
Background technology
In the manufacturing process of engine cylinder of diesel engine, some unmanageable contents are frequently encountered, as above cylinder holes seam allowance The roughness precision for removing burr, burr and upper cylinder holes seam allowance plane of plane is low etc., it is necessary to use a kind of dedicated diesel engine upper cylinder half Hole grinding seam allowance instrument removes burr, burr, grinds seam allowance plane, quickly and effectively solves the problems, such as manually to remove burr, improves The roughness precision of seam allowance plane, reduces labour, improves production efficiency.Meanwhile cylinder of diesel engine surface needs to drill, Existing equipment cannot a machine have the function of drilling with polishing two kinds, to complete above two operation, generally require to diesel engine Cylinder is transported through, time-consuming and laborious, for this purpose, it is proposed that a kind of cylinder of diesel engine hole processing device and its technique, to solve the above-mentioned back of the body The problem of being mentioned in scape technology.
The content of the invention
It is an object of the invention to provide a kind of cylinder of diesel engine hole processing device and its technique, to solve above-mentioned background technology The problem of middle proposition.
To achieve the above object, the present invention provides following technical solution:A kind of cylinder of diesel engine hole processing device, the bottom of including Seat, the upper center of the pedestal are equipped with groove, and the left and right sidewall of the groove is symmetrically welded with placement rack, the placement rack Upper end is equipped with to place the placing groove of cylinder of diesel engine, and the top of the pedestal is equipped with protective housing, and the top of the protective housing occupies In hydraulic cylinder is installed, the output terminal of the hydraulic cylinder is connected with movable plate, and installation is equipped in the middle part of the lower end of the movable plate Case, the intracavity bottom of the installs case are equipped with motor between two parties, and the output terminal of the motor is equipped with drill bit through installs case bottom.
Preferably, the forepart of the protective housing is equipped with protective door, and transparent observing plate is embedded on the protective door.
Preferably, dedusting drawer is plugged in the groove, the dedusting drawer front is welded with handle.
Preferably, the surface of the placing groove is equipped with protective pad.
Preferably, the left and right sidewall of the protective housing is equipped with sliding slot, and the both ends of the movable plate are slidably connected to sliding slot.
The present invention also provides a kind of techniques of cylinder of diesel engine hole processing device, specifically include following steps:
It is S1, cylinder of diesel engine surface contaminants are clean, then spray anti-rust oil;
S2, by between treated in S1 cylinder of diesel engine is placed on two placing grooves in left and right, adjust angle;
S3, by the output terminal of hydraulic cylinder movable plate is controlled to move down so that when drill bit is just contacted with cylinder of diesel engine surface, Open motor so that drilling bit high-speed rotates, and then by the output terminal of hydraulic cylinder movable plate is controlled to move down so that drill bit pair Cylinder of diesel engine carries out bore operation;
After S4, bore operation, equipment is stopped, then resetting all devices, by bit change-over into grinding disc, repeats S2 extremely The job content of S3 carries out cleaning operation to cylinder of diesel engine surface;
S5, hole, seam allowance that cylinder of diesel engine surface opens up, the iron filings and dirt of top surface are cleaned out, removes cylinder of diesel engine.
A kind of cylinder of diesel engine hole processing device provided by the invention and its technique, the configuration of the present invention is simple is easy to operate, can Bore operation is carried out to cylinder of diesel engine, is improved work efficiency, while can also be polished the surface of cylinder of diesel engine, right While cylinder of diesel engine operation, the chip generated in process can be received, convenient for cleaning.
Description of the drawings
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is the positive structure diagram of the present invention;
Fig. 3 is the understructure schematic diagram of the present invention.
In figure:1 protective housing, 2 pedestals, 3 hydraulic cylinders, 4 movable plates, 5 protective doors, 6 transparent observing plates, 7 grooves, 8 dedustings are taken out Drawer, 9 placement racks, 10 placing grooves, 11 drill bits, 12 sliding slots, 13 installs cases, 14 motors.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work Embodiment belongs to the scope of protection of the invention.
Embodiment 1
The present invention provides a kind of cylinder of diesel engine hole processing devices of such as Fig. 1-3, including pedestal 2, the upper center of the pedestal 2 Equipped with groove 7, the left and right sidewall of the groove 7 is symmetrically welded with placement rack 9, and the upper end of the placement rack 9 is equipped with to place The placing groove 10 of cylinder of diesel engine, the top of the pedestal 2 are equipped with protective housing 1, and the top of the protective housing 1 is equipped with hydraulic pressure between two parties Cylinder 3, the output terminal of the hydraulic cylinder 3 is connected with movable plate 4, installs case 13 is equipped in the middle part of the lower end of the movable plate 4, described The intracavity bottom of installs case 13 is equipped with motor 14 between two parties, and the output terminal of the motor 14 is equipped with drill bit through 13 bottom of installs case 11。
The forepart of the protective housing 1 is equipped with protective door 5, and transparent observing plate 6 is embedded on the protective door 5, by anti- The setting of door 5 is protected, after closing protective door 5, protection can be played the role of in cylinder of diesel engine hole machined operation process, by transparent The setting of access panel 6, convenient for cylinder of diesel engine hole machined handling situations in observation protective housing 1.
Dedusting drawer 8 is plugged in the groove 7,8 forepart of dedusting drawer is welded with handle, cylinder of diesel engine hole machined Chip can be generated in operation process, by the setting of dedusting drawer 8, the chip of whereabouts is received, by the setting of handle, convenient for removing Dirt drawer 8 removes and installs.
The surface of the placing groove 10 is equipped with protective pad, and by the setting of protective pad, placing groove is positioned in cylinder of diesel engine After 10, the protective effect that bottom is put to cylinder of diesel engine is played.
The left and right sidewall of the protective housing 1 is equipped with sliding slot 12, and the both ends of the movable plate 4 are slidably connected to sliding slot 12, pass through shifting The both ends of movable plate 4 are slidably connected to the setting of sliding slot 12 so that the smooth-going that moves up and down of movable plate 4 is stablized.
The present invention also provides a kind of techniques of cylinder of diesel engine hole processing device, specifically include following steps:
It is S1, cylinder of diesel engine surface contaminants are clean, then spray anti-rust oil;
S2, by between treated in S1 cylinder of diesel engine is placed on two placing grooves 10 in left and right, adjust angle;
S3, by the output terminal of hydraulic cylinder 3 movable plate 4 is controlled to move down so that drill bit 11 just connects with cylinder of diesel engine surface When touching, motor 14 is opened so that then 11 high-speed rotation of drill bit controls movable plate 4 to moving down by the output terminal of hydraulic cylinder 3 It is dynamic so that drill bit 11 carries out bore operation to cylinder of diesel engine;
After S4, bore operation, equipment is stopped, then resetting all devices, drill bit 11 is replaced with grinding disc, repeats S2 To the job content of S3, cleaning operation is carried out to cylinder of diesel engine surface;
S5, hole, seam allowance that cylinder of diesel engine surface opens up, the iron filings and dirt of top surface are cleaned out, removes cylinder of diesel engine.
In conclusion compared with prior art, the configuration of the present invention is simple is easy to operate, can drill to cylinder of diesel engine Operation, while can also polish the surface of cylinder of diesel engine, while to cylinder of diesel engine operation, it can receive processed The chip generated in journey, convenient for cleaning.
Finally it should be noted that:The foregoing is only a preferred embodiment of the present invention, is not intended to limit the invention, Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, still may be used To modify to the technical solution recorded in foregoing embodiments or carry out equivalent substitution to which part technical characteristic, Within the spirit and principles of the invention, any modifications, equivalent replacements and improvements are made should be included in the present invention's Within protection domain.

Claims (6)

1. a kind of cylinder of diesel engine hole processing device, including pedestal(2), it is characterised in that:The pedestal(2)Upper center be equipped with Groove(7), the groove(7)Left and right sidewall be symmetrically welded with placement rack(9), the placement rack(9)Upper end be equipped be used for Place the placing groove of cylinder of diesel engine(10), the pedestal(2)Top be equipped with protective housing(1), the protective housing(1)Top occupy In hydraulic cylinder is installed(3), the hydraulic cylinder(3)Output terminal be connected with movable plate(4), the movable plate(4)Lower end in Portion is equipped with installs case(13), the installs case(13)Intracavity bottom motor is installed between two parties(14), the motor(14)'s Output terminal runs through installs case(13)Bottom is equipped with drill bit(11).
2. a kind of cylinder of diesel engine hole processing device according to claim 1, it is characterised in that:The protective housing(1)Before Portion is equipped with protective door(5), the protective door(5)On be embedded with transparent observing plate(6).
3. a kind of cylinder of diesel engine hole processing device according to claim 1, it is characterised in that:The groove(7)Interior grafting There is dedusting drawer(8), the dedusting drawer(8)Forepart is welded with handle.
4. a kind of cylinder of diesel engine hole processing device according to claim 1, it is characterised in that:The placing groove(10)Table Face is equipped with protective pad.
5. a kind of cylinder of diesel engine hole processing device according to claim 1, it is characterised in that:The protective housing(1)A left side Right side wall is equipped with sliding slot(12), the movable plate(4)Both ends be slidably connected to sliding slot(12).
6. a kind of technique of cylinder of diesel engine hole processing device described in claim 1, it is characterised in that:Specifically include following step Suddenly:
It is S1, cylinder of diesel engine surface contaminants are clean, then spray anti-rust oil;
S2, by treated in S1, cylinder of diesel engine is placed on two placing grooves in left and right(10)Between, adjust angle;
S3, hydraulic cylinder is passed through(3)Output terminal control movable plate(4)It moves down so that drill bit(11)With cylinder of diesel engine surface When just contacting, motor is opened(14)So that drill bit(11)Then high-speed rotation passes through hydraulic cylinder(3)Output terminal control move Movable plate(4)It moves down so that drill bit(11)Bore operation is carried out to cylinder of diesel engine;
After S4, bore operation, equipment is stopped, then resetting all devices, by drill bit(11)Grinding disc is replaced with, is repeated The job content of S2 to S3 carries out cleaning operation to cylinder of diesel engine surface;
S5, hole, seam allowance that cylinder of diesel engine surface opens up, the iron filings and dirt of top surface are cleaned out, removes cylinder of diesel engine.
CN201711442484.5A 2017-12-27 2017-12-27 A kind of cylinder of diesel engine hole processing device and its technique Pending CN108098008A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711442484.5A CN108098008A (en) 2017-12-27 2017-12-27 A kind of cylinder of diesel engine hole processing device and its technique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711442484.5A CN108098008A (en) 2017-12-27 2017-12-27 A kind of cylinder of diesel engine hole processing device and its technique

Publications (1)

Publication Number Publication Date
CN108098008A true CN108098008A (en) 2018-06-01

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711442484.5A Pending CN108098008A (en) 2017-12-27 2017-12-27 A kind of cylinder of diesel engine hole processing device and its technique

Country Status (1)

Country Link
CN (1) CN108098008A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108908487A (en) * 2018-08-10 2018-11-30 湖州苕溪文化创意有限公司 Drilling equipment is used in a kind of production and processing of writing brush penholder
CN110961695A (en) * 2019-11-18 2020-04-07 江苏久知电机股份有限公司 Protective device on vertical drilling machine
CN111716142A (en) * 2020-06-29 2020-09-29 湖北兴雨泵业股份有限公司 Over-and-under type lathe is used in pump industry processing with cleaning function
CN113333817A (en) * 2021-06-21 2021-09-03 江苏钱潮轴承有限公司 Punching device for four-row cylindrical roller bearing retainer and using method thereof
CN114952554A (en) * 2022-06-20 2022-08-30 武汉船用机械有限责任公司 Automatic grinding device

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Publication number Priority date Publication date Assignee Title
JP3342820B2 (en) * 1997-03-31 2002-11-11 株式会社牧野フライス製作所 Machine Tools
KR20050018362A (en) * 2003-08-12 2005-02-23 주식회사 로템 Railway car side door drilling appratus
CN105252307A (en) * 2015-11-06 2016-01-20 重庆渝达六星动力机械有限公司 Crankcase cover drilling device
CN105458326A (en) * 2015-11-30 2016-04-06 芜湖普威技研有限公司 Car front beam drilling device
CN107116249A (en) * 2017-06-29 2017-09-01 金陈敏 One kind is accurately positioned shock-absorbing type Intelligent home device
CN107186511A (en) * 2017-07-10 2017-09-22 佛山市正略信息科技有限公司 A kind of hinge production and processing perforating device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3342820B2 (en) * 1997-03-31 2002-11-11 株式会社牧野フライス製作所 Machine Tools
KR20050018362A (en) * 2003-08-12 2005-02-23 주식회사 로템 Railway car side door drilling appratus
CN105252307A (en) * 2015-11-06 2016-01-20 重庆渝达六星动力机械有限公司 Crankcase cover drilling device
CN105458326A (en) * 2015-11-30 2016-04-06 芜湖普威技研有限公司 Car front beam drilling device
CN107116249A (en) * 2017-06-29 2017-09-01 金陈敏 One kind is accurately positioned shock-absorbing type Intelligent home device
CN107186511A (en) * 2017-07-10 2017-09-22 佛山市正略信息科技有限公司 A kind of hinge production and processing perforating device

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108908487A (en) * 2018-08-10 2018-11-30 湖州苕溪文化创意有限公司 Drilling equipment is used in a kind of production and processing of writing brush penholder
CN110961695A (en) * 2019-11-18 2020-04-07 江苏久知电机股份有限公司 Protective device on vertical drilling machine
CN111716142A (en) * 2020-06-29 2020-09-29 湖北兴雨泵业股份有限公司 Over-and-under type lathe is used in pump industry processing with cleaning function
CN111716142B (en) * 2020-06-29 2021-11-30 湖北兴雨泵业股份有限公司 Over-and-under type lathe is used in pump industry processing with cleaning function
CN113333817A (en) * 2021-06-21 2021-09-03 江苏钱潮轴承有限公司 Punching device for four-row cylindrical roller bearing retainer and using method thereof
CN113333817B (en) * 2021-06-21 2024-04-05 江苏钱潮轴承有限公司 Four-row cylindrical roller bearing retainer punching device and use method thereof
CN114952554A (en) * 2022-06-20 2022-08-30 武汉船用机械有限责任公司 Automatic grinding device

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Application publication date: 20180601