CN110424019A - A kind of high-strength anti-skid boss bolt surface processing device - Google Patents
A kind of high-strength anti-skid boss bolt surface processing device Download PDFInfo
- Publication number
- CN110424019A CN110424019A CN201910830528.4A CN201910830528A CN110424019A CN 110424019 A CN110424019 A CN 110424019A CN 201910830528 A CN201910830528 A CN 201910830528A CN 110424019 A CN110424019 A CN 110424019A
- Authority
- CN
- China
- Prior art keywords
- pickling
- basket
- descaling bath
- mobile device
- partition
- 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
Links
- 238000005554 pickling Methods 0.000 claims abstract description 119
- 238000004140 cleaning Methods 0.000 claims abstract description 18
- 238000005192 partition Methods 0.000 claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 208000002925 dental caries Diseases 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000002253 acid Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G3/00—Apparatus for cleaning or pickling metallic material
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The invention discloses a kind of high-strength anti-skid boss bolt surface processing devices, including descaling bath, pickling hanging basket, pickling basket mobile device, control panel, cross bar, pickling basket overhead support, the descaling bath is rectangle groove body, the descaling bath upper end edge descaling bath longitudinal direction is transversely provided with pickling basket mobile device, there are two the pickling basket mobile devices, two pickling basket mobile devices are respectively symmetrically set to descaling bath upper end two sides side, cross bar is equipped between two pickling basket mobile devices, the present invention is by being arranged pickling basket mobile device for descaling bath upper end, the bolt in pickling hanging basket and hanging basket can be driven along the reciprocal traversing and upper and lower promotion of descaling bath longitudinal direction by pickling basket mobile device, pickling basket mobile device drives bolt to carry out pickling automatically, cleaning, draining, improve pickling efficiency, Pickling quality is improved, labor intensity of workers is reduced, reduces production cost.
Description
[technical field]
The present invention relates to the technical fields of fastener production, the especially technical field of bolt pickler.
[background technique]
Bolt: machine components, the cylindrical threaded fastener of adapted nut.It is dimerous by head and screw rod
A kind of fastener need to cooperate with nut, for being fastenedly connected two parts for having through-hole.This type of attachment claims bolt to connect
It connects.As nut is screwed off from bolt, and the two parts can be made to separate, therefore being bolted is to belong to be detachably connected.Spiral shell
The antirust, anticorrosion performance that bolt surface is improved in bolt production technology, can mostly be surface-treated bolt, pickling is spiral shell
A kind of method of bolt surface treatment, pickling are known as acid using the method for oxide skin and rust on acid solution removal steel surface
It washes.It is a kind of method for cleaning metal surface.Product is generally immersed to the aqueous solution of sulfuric acid etc., to remove the oxidation of metal surface
The films such as object.Existing pickling needs worker that pickling part is put into pickling tube by hand more, later takes out pickling part from pickling tube,
It is cleaned, labor intensity of workers is big, and pickling low efficiency, pickling quality is poor, high production cost.
[summary of the invention]
The object of the invention is to solve the problems of the prior art, a kind of high-strength anti-skid boss bolt surface is proposed
Processing unit can be improved and carry out pickling, cleaning to bolt automatically, improve pickling efficiency, improve pickling quality, reduces worker's labor
Fatigue resistance reduces production cost.
To achieve the above object, the invention proposes a kind of high-strength anti-skid boss bolt surface processing devices, including
Descaling bath, pickling hanging basket, pickling basket mobile device, control panel, cross bar, pickling basket overhead support, the descaling bath are length
Rectangular groove body, the descaling bath upper end edge descaling bath longitudinal direction are transversely provided with pickling basket mobile device, the pickling basket
There are two mobile devices, and two pickling basket mobile devices are respectively symmetrically set to descaling bath upper end two sides side, described
Cross bar is equipped between two pickling basket mobile devices, the cross bar lower end is equipped with the pickling basket that can cooperate with pickling hanging basket and hangs
Hanging bracket, the pickling hanging basket are detachably connected with pickling basket overhead support, and the pickling basket mobile device can drive
For pickling hanging basket along the reciprocal traversing and upper and lower promotion of descaling bath longitudinal direction, the descaling bath side is equipped with control panel, described
Control panel and pickling basket mobile device control connect.
Preferably, the pickling basket mobile device includes traversing electric cylinders, column, promotes electric cylinders, the traversing electric cylinders
It is laterally set to descaling bath longitudinal direction side upper end, the electric cylinders movable block upper end of the traversing electric cylinders is equipped with column, described
Column is vertically arranged, and the side on the inside of the column close to descaling bath is equipped with promotion electric cylinders, the descaling bath two sides vertically
Promotion electric cylinders electric cylinders movable block between be transversely provided with cross bar, the cross bar lower end is equipped with and can cooperate with pickling hanging basket
Pickling basket overhead support, the pickling hanging basket are detachably connected with pickling basket overhead support.
Preferably, the pickling basket mobile device holding of the descaling bath two sides operates synchronously.
Preferably, first partition, second partition, third partition, the 4th partition, institute are equipped in the descaling bath vertically
The first partition stated, second partition, third partition, the 4th partition will be separated into four independent cavitys in descaling bath, described
Four independent cavitys are respectively pickling chamber, the first clear water cleaning chamber, the second clear water cleaning chamber, draining collecting chamber, the acid
Wash it is intracavitary be equipped with pickling solution, the described first clear water cleaning chamber, the cleaning of the second clear water is intracavitary is equipped with ejected wash water.
Preferably, the descaling bath is equipped with discharge chamber far from one end of pickling chamber, the discharge is intracavitary oblique to be set
There is stock guide.
A kind of high-strength anti-skid boss bolt surface processing device of the present invention the utility model has the advantages that the present invention by by pickling
Pickling basket mobile device is arranged in slot upper end, the bolt in pickling hanging basket and hanging basket can be driven along acid by pickling basket mobile device
The reciprocal traversing and upper and lower promotion of washing trough longitudinal direction, pickling basket mobile device drive bolt to carry out pickling, cleaning, draining automatically,
Pickling efficiency is improved, pickling quality is improved, reduces labor intensity of workers, reduces production cost.
Feature and advantage of the invention will be described in detail by embodiment combination attached drawing.
[Detailed description of the invention]
Fig. 1 is a kind of structural schematic diagram main view of high-strength anti-skid boss bolt surface processing device of the present invention；
Fig. 2 is a kind of main view cross-sectional view of high-strength anti-skid boss bolt surface processing device of the present invention；
Fig. 3 is a kind of structural schematic diagram side view of high-strength anti-skid boss bolt surface processing device of the present invention.
In figure: 1- descaling bath, 2- pickling hanging basket, 3- pickling basket mobile device, 4- control panel, 5- cross bar, 6- pickling basket
Overhead support, 7- pickling basket overhead support, 8- second partition, 9- third partition, the 4th partition of 10-, 11- pickling chamber, 12- first
Clear water clean chamber, the second clear water of 13- cleaning chamber, 14- draining collecting chamber, 15- discharge chamber, 16- stock guide, the traversing electric cylinders of 31-,
32- column, 33- promote electric cylinders.
[specific embodiment]
In order to make the objectives, technical solutions and advantages of the present invention clearer, below by accompanying drawings and embodiments, to this
Invention is further elaborated.However, it should be understood that the specific embodiments described herein are merely illustrative of the present invention,
The range being not intended to restrict the invention.In addition, in the following description, descriptions of well-known structures and technologies are omitted, to keep away
Exempt from unnecessarily to obscure idea of the invention.
Refering to fig. 1, Fig. 2 and Fig. 3, a kind of high-strength anti-skid boss bolt surface processing device of the present invention, including pickling
Slot 1, pickling hanging basket 2, pickling basket mobile device 3, control panel 4, cross bar 5, pickling basket overhead support 6, the descaling bath 1 are
Rectangle groove body, 1 upper end edge descaling bath of descaling bath, 1 longitudinal direction are transversely provided with pickling basket mobile device 3, the acid
There are two washing basket mobile devices 3, and two pickling basket mobile devices 3 are respectively symmetrically set to 1 upper end two sides side of descaling bath,
Cross bar 5 is equipped between two pickling basket mobile devices 3,5 lower end of cross bar is equipped with can cooperate with pickling hanging basket 2
Pickling basket overhead support 6, the pickling hanging basket 2 is detachably connected with pickling basket overhead support 6, and the pickling basket is mobile
Device 3 can drive pickling hanging basket 2 along the reciprocal traversing and upper and lower promotion of 1 longitudinal direction of descaling bath, and 1 side of descaling bath is set
There is control panel 4, the control panel 4 and the control of pickling basket mobile device 3 connect, and the pickling basket mobile device 3 is wrapped
It includes traversing electric cylinders 31, column 32, promote electric cylinders 33, the traversing electric cylinders 31 are laterally set on 1 longitudinal direction side of descaling bath
The electric cylinders movable block upper end at end, the traversing electric cylinders 31 is equipped with column 32, and the column 32 is vertically arranged, the column
32 insides are equipped with vertically close to the side of descaling bath 1 promotes electric cylinders 33, the electric cylinders of the promotion electric cylinders 33 of 1 two sides of descaling bath
Cross bar 5 is transversely provided between movable block, 5 lower end of cross bar is equipped with the pickling basket that can cooperate with pickling hanging basket 2 and hangs branch
Frame 6, the pickling hanging basket 2 are detachably connected with pickling basket overhead support 6, and the pickling basket of 1 two sides of descaling bath is mobile
Device 3 holding operate synchronously, in the descaling bath 1 vertically be equipped with first partition 7, second partition 8, third partition the 9, the 4th every
Plate 10, the first partition 7, second partition 8, third partition 9, the 4th partition 10 will be separated into four independences in descaling bath 1
Cavity, four independent cavitys be respectively pickling chamber 11, the first clear water cleaning chamber 12, the second clear water cleaning chamber 13,
Draining collecting chamber 14, the pickling chamber 11 is interior to be equipped with pickling solution, and the first clear water cleaning chamber 12, the second clear water clean chamber
It is equipped with ejected wash water in 13, the descaling bath 1 is equipped with discharge chamber 15 far from one end of pickling chamber 11, in the discharge chamber 15 tiltedly
To equipped with stock guide 16.
The course of work of the present invention:
A kind of high-strength anti-skid boss bolt of the present invention during the work time, will need the spiral shell of pickling with surface processing device
Bolt is placed in pickling hanging basket 2, controls pickling basket mobile device 3 by control panel 4, pickling basket mobile device 3 drives pickling to hang
Basket 2 successively falls into pickling chamber 11, the cleaning of the first clear water along the reciprocal traversing and upper and lower promotion of 1 longitudinal direction of descaling bath, pickling hanging basket 2
Chamber 12, the second clear water clean chamber 13, carry out pickling and clear water cleaning, 14 upper end of draining collecting chamber is moved to after cleaning, is drained the water
It is moved to 15 upper end of discharge chamber after point, manpower work pours out the bolt in pickling hanging basket 2, and bolt is fallen into discharge chamber 15 by leading
Flitch 16 exports.
Above-described embodiment is the description of the invention, is not limitation of the invention, after any pair of simple transformation of the present invention
Scheme all belong to the scope of protection of the present invention.
Claims (5)
1. a kind of high-strength anti-skid boss bolt surface processing device, it is characterised in that: including descaling bath (1), pickling hanging basket
(2), pickling basket mobile device (3), control panel (4), cross bar (5), pickling basket overhead support (6), the descaling bath (1) are
Rectangle groove body, the descaling bath (1) upper end edge descaling bath (1) longitudinal direction are transversely provided with pickling basket mobile device (3), institute
There are two the pickling basket mobile devices (3) stated, and two pickling basket mobile devices (3) are respectively symmetrically set to descaling bath (1)
Upper end two sides side is equipped with cross bar (5) between two pickling basket mobile devices (3), and the cross bar (5) lower end is equipped with
The pickling basket overhead support (6) that can cooperate with pickling hanging basket (2), the pickling hanging basket (2) and pickling basket overhead support (6)
It is detachably connected, the pickling basket mobile device (3) can drive pickling hanging basket (2) reciprocal along descaling bath (1) longitudinal direction
Traversing and upper and lower promotion, the descaling bath (1) side are equipped with control panel (4), and the control panel (4) and pickling basket move
Dynamic device (3) control connection.
2. a kind of high-strength anti-skid boss bolt surface processing device as described in claim 1, it is characterised in that: described
Pickling basket mobile device (3) includes traversing electric cylinders (31), column (32), promotes electric cylinders (33), and the traversing electric cylinders (31) are horizontal
To descaling bath (1) longitudinal direction side upper end is set to, the electric cylinders movable block upper end of the traversing electric cylinders (31) is equipped with column
(32), the column (32) is vertically arranged, and the side on the inside of the column (32) close to descaling bath (1) is equipped with promotion vertically
Electric cylinders (33) are transversely provided with cross bar (5), institute between the electric cylinders movable block of the promotion electric cylinders (33) of the descaling bath (1) two sides
Cross bar (5) lower end stated is equipped with the pickling basket overhead support (6) that can cooperate with pickling hanging basket (2), the pickling hanging basket (2)
It is detachably connected with pickling basket overhead support (6).
3. a kind of high-strength anti-skid boss bolt surface processing device as claimed in claim 2, it is characterised in that: described
Pickling basket mobile device (3) holding of descaling bath (1) two sides operates synchronously.
4. a kind of high-strength anti-skid boss bolt surface processing device as described in claim 1, it is characterised in that: described
It is equipped with first partition (7), second partition (8), third partition (9), the 4th partition (10) in descaling bath (1) vertically, described the
One partition (7), second partition (8), third partition (9), the 4th partition (10) will be separated into four independent chambers in descaling bath (1)
Body, four independent cavitys are respectively pickling chamber (11), the first clear water cleaning chamber (12), the second clear water cleaning chamber
(13), draining collecting chamber (14), are equipped with pickling solution in the pickling chamber (11), the first clear water cleaning chamber (12), the
Two clear water, which clean, is equipped with ejected wash water in chamber (13).
5. a kind of high-strength anti-skid boss bolt surface processing device as claimed in claim 4, it is characterised in that: described
Descaling bath (1) is equipped with discharge chamber (15) far from the one end of pickling chamber (11), oblique in the discharge chamber (15) to be equipped with stock guide
(16)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910830528.4A CN110424019A (en) | 2019-09-04 | 2019-09-04 | A kind of high-strength anti-skid boss bolt surface processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910830528.4A CN110424019A (en) | 2019-09-04 | 2019-09-04 | A kind of high-strength anti-skid boss bolt surface processing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110424019A true CN110424019A (en) | 2019-11-08 |
Family
ID=68417267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910830528.4A Pending CN110424019A (en) | 2019-09-04 | 2019-09-04 | A kind of high-strength anti-skid boss bolt surface processing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110424019A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110760866A (en) * | 2019-11-27 | 2020-02-07 | 浙江超博尔五金股份有限公司 | Bolt surface treatment device for heavy machinery |
| CN111455396A (en) * | 2020-06-10 | 2020-07-28 | 嘉兴兴通五金科技有限公司 | Linear reciprocating type tunnel pickling device |
| CN111575723A (en) * | 2020-06-03 | 2020-08-25 | 合肥力和机械有限公司 | Cold pickling device for steel ball production and use method thereof |
| CN113136583A (en) * | 2021-04-14 | 2021-07-20 | 五河宏盛轴承有限公司 | Bearing acid dip pickle |
| CN113637979A (en) * | 2021-08-20 | 2021-11-12 | 江苏永昊高强度螺栓有限公司 | Pickling device is used in production of high strength bolt |
| CN113680753A (en) * | 2021-08-27 | 2021-11-23 | 海盐卫士标准件有限公司 | Corrosion-resistant anti-delayed fracture surface cleaning machine for high-strength nut |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07275809A (en) * | 1994-04-12 | 1995-10-24 | Hitachi Kasei Techno Plant Kk | Cleaning device |
| CN103320802A (en) * | 2013-06-25 | 2013-09-25 | 宁波科田磁业有限公司 | Device and method for performing variable contact acid pickling on surface of permanent magnet material |
| CN106544688A (en) * | 2016-12-29 | 2017-03-29 | 中国航天空气动力技术研究院 | Packaged type pickler |
| CN109161913A (en) * | 2018-11-27 | 2019-01-08 | 重庆旺达汽车零部件有限公司 | A kind of nut acid dip pickle |
| CN110064622A (en) * | 2019-04-15 | 2019-07-30 | 苏州爱拓玛机械科技有限公司 | A kind of one-stop tube body device for cleaning and air-drying |
| CN110144596A (en) * | 2019-06-21 | 2019-08-20 | 海盐来福五金有限公司 | Pickler is used in a kind of production of handware |
| CN210711758U (en) * | 2019-09-04 | 2020-06-09 | 海盐上宇紧固件科技股份有限公司 | Surface treatment device for high-strength anti-skid hub bolt |
-
2019
- 2019-09-04 CN CN201910830528.4A patent/CN110424019A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07275809A (en) * | 1994-04-12 | 1995-10-24 | Hitachi Kasei Techno Plant Kk | Cleaning device |
| CN103320802A (en) * | 2013-06-25 | 2013-09-25 | 宁波科田磁业有限公司 | Device and method for performing variable contact acid pickling on surface of permanent magnet material |
| CN106544688A (en) * | 2016-12-29 | 2017-03-29 | 中国航天空气动力技术研究院 | Packaged type pickler |
| CN109161913A (en) * | 2018-11-27 | 2019-01-08 | 重庆旺达汽车零部件有限公司 | A kind of nut acid dip pickle |
| CN110064622A (en) * | 2019-04-15 | 2019-07-30 | 苏州爱拓玛机械科技有限公司 | A kind of one-stop tube body device for cleaning and air-drying |
| CN110144596A (en) * | 2019-06-21 | 2019-08-20 | 海盐来福五金有限公司 | Pickler is used in a kind of production of handware |
| CN210711758U (en) * | 2019-09-04 | 2020-06-09 | 海盐上宇紧固件科技股份有限公司 | Surface treatment device for high-strength anti-skid hub bolt |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110760866A (en) * | 2019-11-27 | 2020-02-07 | 浙江超博尔五金股份有限公司 | Bolt surface treatment device for heavy machinery |
| CN110760866B (en) * | 2019-11-27 | 2022-03-18 | 浙江超博尔五金股份有限公司 | Bolt surface treatment device for heavy machinery |
| CN111575723A (en) * | 2020-06-03 | 2020-08-25 | 合肥力和机械有限公司 | Cold pickling device for steel ball production and use method thereof |
| CN111455396A (en) * | 2020-06-10 | 2020-07-28 | 嘉兴兴通五金科技有限公司 | Linear reciprocating type tunnel pickling device |
| CN113136583A (en) * | 2021-04-14 | 2021-07-20 | 五河宏盛轴承有限公司 | Bearing acid dip pickle |
| CN113136583B (en) * | 2021-04-14 | 2023-08-18 | 五河宏盛轴承有限公司 | Bearing pickling device |
| CN113637979A (en) * | 2021-08-20 | 2021-11-12 | 江苏永昊高强度螺栓有限公司 | Pickling device is used in production of high strength bolt |
| CN113680753A (en) * | 2021-08-27 | 2021-11-23 | 海盐卫士标准件有限公司 | Corrosion-resistant anti-delayed fracture surface cleaning machine for high-strength nut |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110424019A (en) | A kind of high-strength anti-skid boss bolt surface processing device | |
| CN110408942A (en) | A kind of bolt acid dip pickle that closed gas sampling effect is good | |
| CN110438514A (en) | A kind of high-intensity fasteners surface acid-washing device that exhaust-gas treatment effect is good | |
| CN211048296U (en) | Be used for living fish processing device of scaling | |
| CN110438513A (en) | A kind of circulating high-intensity fasteners surface processing device | |
| CN210560787U (en) | Closed waste gas collects effectual bolt acid dip pickle | |
| CN117431547A (en) | Environment-friendly steel pickling device with pretreatment structure | |
| CN109161914A (en) | A kind of multi-function metal wire acid cleaning equipment | |
| CN209081997U (en) | A kind of metal wire rod pickler | |
| CN212414549U (en) | Rolling scalding type slaughtering and dehairing equipment | |
| CN206150407U (en) | Ginger washs desquamation device | |
| CN210333537U (en) | Cleaning device for machining pliers | |
| CN205096172U (en) | Engine water pipe cleaning equipment | |
| CN208213749U (en) | A kind of automatic cleaning product line of automotive frame | |
| CN210711758U (en) | Surface treatment device for high-strength anti-skid hub bolt | |
| CN109530460A (en) | A kind of cold-strip steel cleaning product line and corresponding cleaning method | |
| CN206716550U (en) | A kind of cleaning device for chemical process | |
| CN217173880U (en) | Quick acid dip pickle is used in hot dip galvanizing bolt surface treatment | |
| CN219273870U (en) | Stainless steel cold heading piece cleaning device | |
| CN215823808U (en) | Multi-station cleaning dryer for ultrasonic cleaning | |
| CN215668217U (en) | Acid pickling device for cleaning hardware plates | |
| CN214392544U (en) | Machine part machining cutting equipment | |
| CN210215555U (en) | A acid dip pickle for auto-parts surface treatment usefulness | |
| CN213001451U (en) | Cleaning device for precision parts | |
| CN209077330U (en) | A kind of bolt ultrasonic cleaning equipment |
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 |