CN108857344A - A kind of vertical dismounting cylinder machine of big column - Google Patents
A kind of vertical dismounting cylinder machine of big column Download PDFInfo
- Publication number
- CN108857344A CN108857344A CN201810797294.3A CN201810797294A CN108857344A CN 108857344 A CN108857344 A CN 108857344A CN 201810797294 A CN201810797294 A CN 201810797294A CN 108857344 A CN108857344 A CN 108857344A
- Authority
- CN
- China
- Prior art keywords
- cylinder
- column
- oil cylinder
- hydraulic
- fixed
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Actuator (AREA)
Abstract
The invention discloses a kind of big vertical dismounting cylinder machine of column, including foundation mass, it is mounted with positioning seat at the top of foundation mass, while foundation mass surface is mounted with swing force-increasing mechanism;Foundation mass includes fixed plate and the support rod for being vertically installed in fixed plate bottom surface one end, is slidably fitted with column up-down component on support rod;Column up-down component includes oil cylinder retainer plate and two lifting positional cylinders for being mounted on fixed plate one end bottom surface, and the power output end for going up and down positional cylinder is mounted on the surface of oil cylinder retainer plate, and the bottom end of hydraulic cylinder to be removed is mounted in oil cylinder retainer plate.Big column dismounting cylinder machine of the invention solves the disadvantage that oil cylinder, because self-gravity action is difficult to pack into conventional horizontal assembly guide sleeve, carries out the disassembly of every grade of cylinder, and flexibly set up guide sleeve torque in disassembly by way of standing.The efficiency that the application of this equipment assembles column oil cylinder has great improvement, reduces labor intensity.
Description
Technical field
The invention belongs to hydraulic cylinder fields, are related to a kind of vertical dismounting cylinder machine of big column.
Background technique
The big vertical dismounting cylinder machine of column is mainly used in disassembly and the dress cylinder of the big column hydraulic cylinder of hydraulic support.Existing market
On dismounting cylinder machine not specifically for the dismounting of the big column of hydraulic support, requirement on machining accuracy is high, and assembly is complicated, and at
This is relatively high;Therefore a kind of disassemblerassembler specifically for big column is devised, combined using machinery with hydraulic control system,
Disassembly and the dress cylinder of big column may be implemented in electrical control system cooperation etc..
Summary of the invention
The purpose of the present invention is to provide a kind of big vertical dismounting cylinder machine of column, which is welded using steel plate
It connects, metalworking forms after ageing treatment, makes hydraulic cylinder stud location to be removed using the mechanical clamping mode with hydraulic combination
Reliable clamping, while positioning seat can turn over 45 ° for evacuation position later and keep column convenient for mounting and clamping reliable, at the bottom of column after clamping
Seat, which is set, is used to adjust the effective distance between column and guide sleeve equipped with the oil cylinder that can be gone up and down, and uses at the guide rail of frame upper end high
Intensity fuselage can bear high torque, and lifting cylinder plays the role of going up and down power slide, while by swinging power increasing machine
After the clamping cylinder column of structure does not dismantle section fixation, the rotation convenient for section to be removed is unscrewed, first right by swinging force-increasing mechanism
After oil cylinder to be removed is unscrewed in advance, then dismantled by motor swing mechanism, suitable for the oil cylinder of the larger more difficult disassembly of volume,
The revolving speed of hydraulic gear is adjustable simultaneously, the rotation disassembly or installation suitable for oil cylinder end to be removed.
Big column dismounting cylinder machine of the invention solves oil cylinder in disassembly because self-gravity action leads conventional horizontal assembly
The shortcomings that set is difficult to pack into, carries out the disassembly of every grade of cylinder by way of standing, and flexibly sets up guide sleeve torque.This equipment
There is great improvement using the efficiency for assembling column oil cylinder, reduces labor intensity.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of vertical dismounting cylinder machine of big column, including foundation mass, foundation mass top are mounted with positioning seat, while base
Body surface face is mounted with swing force-increasing mechanism;
Foundation mass includes fixed plate and the support rod for being vertically installed in fixed plate bottom surface one end, is slidably fitted on support rod
Column up-down component;Column up-down component includes that oil cylinder retainer plate is determined with two liftings for being mounted on fixed plate one end bottom surface
Position oil cylinder, the power output end for going up and down positional cylinder are mounted on the surface of oil cylinder retainer plate, the bottom end of hydraulic cylinder to be removed
It is mounted in oil cylinder retainer plate, realizes that oil cylinder locating ring is moved up and down along support rod by adjusting lifting positional cylinder, while real
Existing hydraulic cylinder to be removed, which moves up and down, to be positioned;The surface of fixed plate is located at right above oil cylinder retainer plate that be provided with first logical
Hole;First through hole, which is passed through, after the column bottom end of hydraulic cylinder to be removed is fixed in oil cylinder retainer plate, in the middle part of column is fixed on swing
In force-increasing mechanism;
Swinging force-increasing mechanism includes two support fixed plates and the positioning plate for being connected and fixed on support fixed plate top, positioning
The surface of plate is provided with the second through-hole, and positioning plate surface is located at the second through hole and is equipped with rotation disassembly circle, two support fixed plates
Side wall inner surfaces be respectively mounted and be fixed with clamping cylinder, while surface one end of two support fixed plates is mounted on swing oil
Cylinder, the power output end of two oscillating oil cylinders are mounted on the both ends of rotation disassembly circle;The column of hydraulic cylinder to be removed passes through
It is fixed on after first through hole and the second through-hole in rotation disassembly circle, while the column side wall of hydraulic cylinder to be removed passes through two clampings
Oil cylinder is fixedly clamped;
Positioning seat includes the locating rod that two one end are hingeably secured to fixed plate surface and are oppositely arranged, two locating rods it
Between disassembly positional cylinder is installed, be slidably fitted with sliding fixing seat between two locating rods, the power for dismantling positional cylinder is defeated
Outlet is fastened on sliding positioning seat, while being slided and being equipped with motor swing mechanism on positioning seat, hydraulic cylinder to be removed
Power end is mounted in motor swing mechanism, and the surface of fixed plate is hingedly fixed with angular adjustment oil cylinder, angular adjustment oil
The power output end of cylinder is hingeably secured to positioning seat side wall.
Further, motor swing mechanism includes hydraulic gear and is mounted on hydraulic gear power end
The end to be removed of oil cylinder retainer plate, hydraulic cylinder to be removed is mounted in oil cylinder retainer plate.
Further, hydraulic gear uses the hydraulic transmission of model ZHM5-7000.
Further, positional cylinder, clamping cylinder, oscillating oil cylinder, disassembly positional cylinder, disassembly positional cylinder, liquid are gone up and down
Pressure transmission mechanism and angular adjustment oil cylinder are all connected with hydraulic power unit, provide power by hydraulic power unit.
Beneficial effects of the present invention:
1, the purpose of the present invention is to provide a kind of big vertical dismounting cylinder machine of column, which is welded using steel plate
It connects, metalworking forms after ageing treatment, makes hydraulic cylinder stud location to be removed using the mechanical clamping mode with hydraulic combination
Reliable clamping, while positioning seat can turn over 45 ° for evacuation position later and keep column convenient for mounting and clamping reliable, at the bottom of column after clamping
Seat, which is set, is used to adjust the effective distance between column and guide sleeve equipped with the oil cylinder that can be gone up and down, and uses at the guide rail of frame upper end high
Intensity fuselage can bear high torque, and lifting cylinder plays the role of going up and down power slide, while by swinging power increasing machine
After the clamping cylinder column of structure does not dismantle section fixation, the rotation convenient for section to be removed is unscrewed, and the revolving speed of hydraulic gear can
It adjusts, the mouth of recognizing suitable for oil cylinder power end cylinder cap nut screws.
2, big column of the invention dismounting cylinder machine solves oil cylinder in disassembly because self-gravity action makes conventional horizontal assembly
The shortcomings that guide sleeve is difficult to pack into carries out the disassembly of every grade of cylinder by way of standing, and flexibly sets up guide sleeve torque.This equipment
Application make column oil cylinder assemble efficiency have great improvement, reduce labor intensity.
Detailed description of the invention
In order to facilitate the understanding of those skilled in the art, the present invention will be further described below with reference to the drawings.
Fig. 1 is the vertical dismounting cylinder machine structural schematic diagram of the big column of the present invention;
Fig. 2 is the vertical dismounting cylinder machine structural schematic diagram of the big column of the present invention;
Fig. 3 is the vertical dismounting cylinder machine structural schematic diagram of the big column of the present invention;
Fig. 4 is to swing force-increasing mechanism structural schematic diagram.
Specific embodiment
A kind of vertical dismounting cylinder machine of big column is installed at the top of foundation mass 1 as shown in Figure 1, Figure 2 and Figure 3, including foundation mass 1
It is fixed with positioning seat 2, while 1 surface of foundation mass is mounted with and swings force-increasing mechanism 3;
Foundation mass 1 includes fixed plate 11 and is vertically installed in the support rod 12 of 11 bottom surface one end of fixed plate, on support rod 12
It is slidably fitted with column up-down component 4;Column up-down component 4 includes oil cylinder retainer plate 41 and is mounted on 11 one end of fixed plate
The power output end of two lifting positional cylinders 42 of bottom surface, lifting positional cylinder 42 is mounted on the table of oil cylinder retainer plate 41
Face, the bottom end of hydraulic cylinder to be removed are mounted in oil cylinder retainer plate 41, realize oil cylinder positioning by adjusting lifting positional cylinder 41
Circle 41 is moved up and down along support rod 12, while being realized that hydraulic cylinder to be removed moves up and down and being positioned;The surface position of fixed plate 11
First through hole 13 is provided in the surface of oil cylinder retainer plate 41;Oil cylinder retainer plate 41 is fixed in the column bottom end of hydraulic cylinder to be removed
In after, first through hole 13 passed through in the middle part of column section to be removed be fixed on and swing in force-increasing mechanism 3;
As shown in figure 4, swinging force-increasing mechanism 3 includes that two support fixed plates 31 are pushed up with support fixed plate 31 is connected and fixed on
The positioning plate 32 at end, the surface of positioning plate 32 are provided with the second through-hole 33, and 32 surface of positioning plate, which is located at the second through-hole 33, to be equipped with
Rotation disassembly circle 34, the side wall inner surfaces of two support fixed plates 31, which are respectively mounted, is fixed with clamping cylinder 35, while two supports
Surface one end of fixed plate 31 is mounted on oscillating oil cylinder 36, and the power output end of two oscillating oil cylinders 36 is mounted on rotation
The both ends of disassembly circle 34;The column of hydraulic cylinder to be removed is fixed on rotation disassembly circle after passing through first through hole 13 and the second through-hole 33
In 34, at the same the adjacent end segment side wall in column section lower end to be removed of hydraulic cylinder to be removed clamped by two clamping cylinders 35 it is solid
It is fixed;
Positioning seat 2 includes the locating rod 21 that two one end are hingeably secured to 11 surface of fixed plate and are oppositely arranged, and two fixed
Disassembly positional cylinder 22 is installed between the bar 21 of position, sliding fixing seat 23 is slidably fitted between two locating rods 21, disassembly is fixed
The power output end of position oil cylinder 22 is fastened on sliding positioning seat 23, while being slided and being equipped with motor revolution on positioning seat 23
Mechanism 5;Motor swing mechanism 5 includes that hydraulic gear 51 is consolidated with the oil cylinder for being mounted on 51 power end of hydraulic gear
Surely enclose 52, hydraulic gear 51 using model ZHM5-7000 hydraulic transmission, to be removed the one of hydraulic cylinder to be removed
End is mounted in oil cylinder retainer plate 52 to be connected with the power output end of hydraulic gear 51, passes through hydraulic gear
51 drive the disassembly end of hydraulic cylinder to be removed to be dismantled or installed;The surface of fixed plate 11 is hingedly fixed with angular adjustment oil cylinder
6, the power output end of angular adjustment oil cylinder 6 is hingeably secured to 2 side wall of positioning seat;
Go up and down positional cylinder 42, clamping cylinder 35, oscillating oil cylinder 36, disassembly positional cylinder 22, disassembly positional cylinder 22, liquid
Pressure transmission mechanism 51 and angular adjustment oil cylinder 6 are all connected with hydraulic power unit 7, provide power by hydraulic power unit 7.
The specific work process of the big vertical dismounting cylinder machine of column is as follows:
The first step, control angular adjustment oil cylinder 6 drive positioning seat 2 to tilt, while according to the length control of hydraulic cylinder to be removed
Column up-down component 4 processed is moved up and down to shift position, and the column bottom end of hydraulic cylinder to be removed is then mounted on oil cylinder
After in retainer plate 41, then the middle part of the column of hydraulic cylinder to be removed passes through first through hole 13 and is fixed in swing force-increasing mechanism 3
Rotation disassembly circle 34 in, while by control disassembly positional cylinder 22 drive sliding positioning seat 23 move up, until sliding
Motor swing mechanism 5 on positioning seat 23 stops after being moved to certain position, and then adjusting positioning seat 2 is in a vertical state, to
Lower adjusting motor swing mechanism 5, until hydraulic cylinder to be removed one end to be removed is located at the oil cylinder retainer plate 52 of motor swing mechanism 5
When, the power output end of hydraulic gear 51 is fixed on by the end to be removed by oil cylinder to be removed;
Second step, the power output end for controlling two oscillating oil cylinders 36 drive the both ends left-right rotary switch of rotation disassembly circle 34
It is dynamic, so that installation is dismantled or is tightened in slowly unscrewing for hydraulic cylinder column to be removed;
Then third step controls two clamping cylinders 35 end adjacent to the column of hydraulic cylinder to be removed section lower end to be removed
Section is clamped fixation;
Third step finally controls the end to be removed rotation that the rotation of hydraulic gear 51 drives hydraulic cylinder to be removed, realizes
Disassembly or installation to hydraulic cylinder to be removed.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (4)
1. a kind of vertical dismounting cylinder machine of big column, which is characterized in that including foundation mass (1), be mounted at the top of foundation mass (1)
Positioning seat (2), while foundation mass (1) surface is mounted with and swings force-increasing mechanism (3);
Foundation mass (1) includes fixed plate (11) and the support rod (12) for being vertically installed in fixed plate (11) bottom surface one end, support rod
(12) column up-down component (4) are slidably fitted on;Column up-down component (4) includes oil cylinder retainer plate (41) and is mounted on
Two lifting positional cylinders (42) of fixed plate (11) one end bottom surface, the power output end of lifting positional cylinder (42), which is installed, to be fixed
In the surface of oil cylinder retainer plate (41), the bottom end of hydraulic cylinder to be removed is mounted in oil cylinder retainer plate (41), is gone up and down by adjusting
Positional cylinder (41) realizes that oil cylinder locating ring (41) are moved up and down along support rod (12), while realizing and moving down on hydraulic cylinder to be removed
It is dynamic to be positioned;The surface of fixed plate (11), which is located at right above oil cylinder retainer plate (41), is provided with first through hole (13);It is to be removed
It is fixed that first through hole (13) are passed through after the column bottom end of hydraulic cylinder is fixed in oil cylinder retainer plate (41), in the middle part of column section to be removed
In swing force-increasing mechanism (3);
Swinging force-increasing mechanism (3) includes two supports fixed plate (31) and the positioning for being connected and fixed on support fixed plate (31) top
Plate (32), the surface of positioning plate (32) are provided with the second through-hole (33), and positioning plate (32) surface, which is located at the second through-hole (33), installs
There is rotation disassembly circle (34), the side wall inner surfaces of two supports fixed plate (31), which are respectively mounted, is fixed with clamping cylinder (35), simultaneously
Surface one end of two supports fixed plate (31) is mounted on oscillating oil cylinder (36), the power output end of two oscillating oil cylinders (36)
It is mounted on the both ends of rotation disassembly circle (34);The column of hydraulic cylinder to be removed passes through first through hole (13) and the second through-hole
(33) it is fixed on after in rotation disassembly circle (34), while the column side wall of hydraulic cylinder to be removed passes through two clamping cylinder (35) folders
It fastens;
The locating rod (21) that positioning seat (2) is hingeably secured to fixed plate (11) surface and is oppositely arranged including two one end, two
Disassembly positional cylinder (22) is installed between locating rod (21), is slidably fitted with sliding fixing seat between two locating rods (21)
(23), the power output end for dismantling positional cylinder (22) is fastened in sliding positioning seat (23), while sliding positioning seat
(23) it being equipped on motor swing mechanism (5), the power end of hydraulic cylinder to be removed is mounted in motor swing mechanism (5),
The surface of fixed plate (11) is hingedly fixed with angular adjustment oil cylinder (6), and the power output end of angular adjustment oil cylinder (6) is hingedly fixed
In positioning seat (2) side wall.
2. a kind of big vertical dismounting cylinder machine of column according to claim 1, which is characterized in that motor swing mechanism (5) packet
It includes hydraulic gear (51) and is mounted on the oil cylinder retainer plate (52) of hydraulic gear (51) power end, liquid to be removed
The end to be removed of cylinder pressure is mounted in oil cylinder retainer plate (52).
3. a kind of big vertical dismounting cylinder machine of column according to claim 2, which is characterized in that hydraulic gear (51) is adopted
With the hydraulic transmission of model ZHM5-7000.
4. a kind of big vertical dismounting cylinder machine of column according to claim 1, which is characterized in that lifting positional cylinder (42),
Clamping cylinder (35), oscillating oil cylinder (36), disassembly positional cylinder (22), disassembly positional cylinder (22), hydraulic gear (51)
Hydraulic power unit (7) are all connected with angular adjustment oil cylinder (6), provide power by hydraulic power unit (7).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810797294.3A CN108857344A (en) | 2018-07-19 | 2018-07-19 | A kind of vertical dismounting cylinder machine of big column |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810797294.3A CN108857344A (en) | 2018-07-19 | 2018-07-19 | A kind of vertical dismounting cylinder machine of big column |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108857344A true CN108857344A (en) | 2018-11-23 |
Family
ID=64303290
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810797294.3A Pending CN108857344A (en) | 2018-07-19 | 2018-07-19 | A kind of vertical dismounting cylinder machine of big column |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108857344A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109623347A (en) * | 2019-02-21 | 2019-04-16 | 安徽理工大学 | A kind of vertical column changer |
CN110625367A (en) * | 2019-09-17 | 2019-12-31 | 恒岳重工有限责任公司 | Sliding column type hydraulic cylinder assembling machine |
CN110640422A (en) * | 2019-09-24 | 2020-01-03 | 河南欣柯奕舟重工科技有限公司 | Disassembly honing device of hydraulic cylinder |
CN111702461A (en) * | 2020-06-23 | 2020-09-25 | 安徽久一矿山机械有限公司 | Middle cylinder and guide sleeve dismounting device of multistage hydraulic oil cylinder |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102704963A (en) * | 2012-06-07 | 2012-10-03 | 山西沁新能源集团股份有限公司 | Large multifunctional dismounting machine |
CN203245577U (en) * | 2013-04-19 | 2013-10-23 | 国投新集能源股份有限公司 | Vertical turning disassembling and assembling machine |
CN103470283A (en) * | 2013-08-26 | 2013-12-25 | 焦作欣扬程煤矿设备有限公司 | Novel upright assembling and disassembling device for upright columns of hydraulic support |
CN103659245A (en) * | 2013-11-20 | 2014-03-26 | 弓青青 | Vertical type cylinder assembling machine |
CN205465144U (en) * | 2016-01-05 | 2016-08-17 | 张家口第一煤矿机械有限公司 | Vertical type cylinder assembling machine |
-
2018
- 2018-07-19 CN CN201810797294.3A patent/CN108857344A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102704963A (en) * | 2012-06-07 | 2012-10-03 | 山西沁新能源集团股份有限公司 | Large multifunctional dismounting machine |
CN203245577U (en) * | 2013-04-19 | 2013-10-23 | 国投新集能源股份有限公司 | Vertical turning disassembling and assembling machine |
CN103470283A (en) * | 2013-08-26 | 2013-12-25 | 焦作欣扬程煤矿设备有限公司 | Novel upright assembling and disassembling device for upright columns of hydraulic support |
CN103659245A (en) * | 2013-11-20 | 2014-03-26 | 弓青青 | Vertical type cylinder assembling machine |
CN205465144U (en) * | 2016-01-05 | 2016-08-17 | 张家口第一煤矿机械有限公司 | Vertical type cylinder assembling machine |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109623347A (en) * | 2019-02-21 | 2019-04-16 | 安徽理工大学 | A kind of vertical column changer |
CN109623347B (en) * | 2019-02-21 | 2023-09-08 | 安徽理工大学 | Vertical column disassembling and assembling machine |
CN110625367A (en) * | 2019-09-17 | 2019-12-31 | 恒岳重工有限责任公司 | Sliding column type hydraulic cylinder assembling machine |
CN110640422A (en) * | 2019-09-24 | 2020-01-03 | 河南欣柯奕舟重工科技有限公司 | Disassembly honing device of hydraulic cylinder |
CN111702461A (en) * | 2020-06-23 | 2020-09-25 | 安徽久一矿山机械有限公司 | Middle cylinder and guide sleeve dismounting device of multistage hydraulic oil cylinder |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108857344A (en) | A kind of vertical dismounting cylinder machine of big column | |
CN204748154U (en) | Novel automatic cutout machine | |
CN105414603B (en) | A kind of aluminum strip drilling device for insulating glass molecular sieve filing machine | |
CN205520381U (en) | Device is wrenched to vertical valve in duplex position | |
CN203437688U (en) | Special purpose machine for main oil gallery of engine cylinder cover | |
CN202984960U (en) | Multi-shaft swing device for welding gun | |
CN206335315U (en) | A kind of automatic welding positioner | |
CN211331411U (en) | Universal mechanical camshaft gear disc drilling device | |
CN103407860A (en) | Elevator guide rail installation, correction and location device | |
CN208132425U (en) | A kind of overhead type cutter-exchange mechanism of horizontal Machining centers | |
CN106826057B (en) | A kind of T-shaped workpiece centralising device | |
CN206677486U (en) | Rotatable welding tooling suitable for automobile front windshield crossbeam bottom plate | |
CN105538921B (en) | Marking machine adjusting apparatus and draw point marking machine | |
CN211638521U (en) | Clamping device for manually adjusting thickness of saw blade | |
CN201132262Y (en) | Simple horizontally drilling and milling device | |
CN204308529U (en) | ECU support press-fitting tool | |
CN112916934A (en) | Tool clamp for milling machine | |
CN203003616U (en) | Grinding and polishing device for machining inner wall of cylinder body of large-scale oil cylinder | |
CN203003309U (en) | Swing arc device for automatic metal welding | |
CN207494483U (en) | A kind of cold headers dynamic model adjusts structure | |
CN207058088U (en) | Small-bore cut-off valve support clamp for machining | |
CN209174950U (en) | The double cross-drilled hole full automatically punching equipment of engine link bolt | |
CN108480972A (en) | A kind of automobile crane span structure avris twist-on device | |
CN213793682U (en) | Large-caliber air pressure equipment | |
CN214417765U (en) | Tool clamp for milling machine |
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 | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181123 |
|
RJ01 | Rejection of invention patent application after publication |