CN110026761A - A kind of Controllable Certain Torque Pre-loading Machine - Google Patents
A kind of Controllable Certain Torque Pre-loading Machine Download PDFInfo
- Publication number
- CN110026761A CN110026761A CN201910460639.0A CN201910460639A CN110026761A CN 110026761 A CN110026761 A CN 110026761A CN 201910460639 A CN201910460639 A CN 201910460639A CN 110026761 A CN110026761 A CN 110026761A
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- China
- Prior art keywords
- claw
- vertical
- adjustment plate
- positioning
- horizontal
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Classifications
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- 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
- B23P19/001—Article feeders for assembling machines
- B23P19/006—Holding or positioning the article in front of the applying tool
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a kind of Controllable Certain Torque Pre-loading Machines, the tightening machine includes workbench, workbench is equipped with claw and positioning rotary disk, claw is slidably arranged in mounting bracket, cylinder is equipped at the top of mounting bracket, the piston rod of cylinder extends vertically downwards and is fixedly connected with claw, claw is made of fixing press claw and movable claw, form locating slot between the rear end face of fixing press claw and the front end face of movable claw, the section of stretching out front end face of movable claw is divided into the upper vertical plane being successively connected from top to bottom, slant transition surface and totally three sections of lower vertical plane；Positioning rotary disk is located at the lower section of claw, positioning rotary disk crosses a transmission shaft and is connected with hydraulic motor, mould is removably installed on positioning rotary disk, positioning revolution disc spins are driven by hydraulic motor, and then the filter in mould and mould is driven to rotate, it is screwed so that filter and the cover board of top are carried out screw thread.Advantages of the present invention: torque is controllable, improves filter assembling quality and production efficiency.
Description
Technical field
The present invention relates to one kind to screw equipment more particularly to a kind of Controllable Certain Torque Pre-loading Machine.
Background technique
Filter refers mainly to air cleaner, oil filter and fuel filter, and effect is to entrance engine
Air, machine oil and fuel oil are filtered, and are essential parts in automobile engine.Most of motorcar engines use at present
Be rotary mounting engine oil filter, since filter is a kind of disposable products, need to use after the service life as defined in reach
Hand or tool are replaced, and the thread plate of filter wants Reusability, therefore have screwed one to filter and thread plate
Fixed requirement if screwing tension meeting damaged screw cover board, and screws torque deficiency and will lead to filter oil leak.
It is to be coupled with screw thread to realize between filter and its cover board, belongs to typical thread connection, in the prior art
It is general by manually tightening or being tightened using some simple auxiliary tools, have that not can control torque, working efficiency low
Under, the defects such as large labor intensity, assembling quality be low.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of Controllable Certain Torque Pre-loading Machines, to reach
Controllable torque improves filter assembling quality and production efficiency, the purpose for mitigating worker's manual labor.
The present invention is achieved by the following technical solutions:
A kind of Controllable Certain Torque Pre-loading Machine, the tightening machine are used to filter carrying out screw thread with cover board to screw, the lid
Plate is the L shape cover board being made of level board and vertical plate, and the tightening machine includes workbench, the workbench be equipped with claw and
Rotary disk is positioned,
The claw is slidably arranged in mounting bracket and can slidably reciprocate along vertical direction, at the top of the mounting bracket
Equipped with a cylinder, the piston rod of the cylinder extends vertically downwards and is fixedly connected with the top of claw, is driven by cylinder
Claw is gone up and down along vertical direction, the claw by tandem and the fixing press claw that is detachably connected and movable claw form,
One is formed between the rear end face of the fixing press claw and the front end face of movable claw to determine for the vertical plate insertion for cover board
Position slot, the activity claw exceed one section of fixing press claw downwards for section of stretching out, and the section of stretching out front end face of the activity claw divides
For upper vertical plane, slant transition surface and totally three sections of lower vertical plane being successively connected from top to bottom, the upper vertical plane and locating slot
Rear wall it is concordant, the slant transition surface be the sweptback inclined-plane in lower end；
The positioning rotary disk is located at the lower section of claw, and the positioning revolution pan bottom passes through a transmission shaft and hydraulic horse
Up to being connected, one is removably equipped with for installing the mould of filter on the positioning rotary disk, passes through hydraulic motor
Positioning revolution disc spins are driven, and then drive the filter rotation in mould and mould, thus by the cover board of filter and top
Screw thread is carried out to screw.
Further, the mounting bracket includes horizontal adjustment plate, vertical adjustment plate, and the horizontal adjustment plate passes through rear side
A horizontal adjusting bolt be connected with workbench, the horizontal adjusting bolt passes through adjusted after workbench with level from back to front
Whole plate is threadedly coupled, and passes through the i.e. adjustable position of horizontal adjustment plate in the longitudinal direction of turn horizontal adjusting bolt；The lead
Vertical adjusting whole plate is connected by a vertical adjustment bolt with horizontal adjustment plate, and the vertical adjustment bolt passes through lead from the top down
It is threadedly coupled after vertical adjusting whole plate with horizontal adjustment plate, by the i.e. adjustable vertical adjustment plate of turn vertical adjustment bolt in vertical side
Upward position, the cylinder are mounted at the top of vertical adjustment plate, and the claw rear end passes through sliding block and horizontal adjustment front edge of board
The guide rail in face is slidably connected.
Further, horizontal adjustment board bottom portion is equipped with horizontal location sliding block, and it is fixed with level to be provided on the workbench
The horizontal location sliding slot that position sliding block matches, the horizontal location sliding slot extend along the longitudinal direction；On front side of the vertical adjustment plate
Equipped with vertical positioning sliding block, the vertical positioning runner matched with vertical positioning sliding block, institute are equipped on rear side of the horizontal adjustment plate
Vertical positioning runner is stated to extend along the vertical direction；Kidney slot, the Yi Jishui in vertical adjustment plate are sequentially passed through by clamping screw
Nut is screwed on after through-hole in Heibei provincial opera whole plate, realizes the fixation of vertical adjustment plate and horizontal adjustment plate.
Further, it is detachably connected between the movable claw and fixing press claw by two connection bolt realizations.
Further, the front side wall of the locating slot is the inclined-plane that lower end turns forward.
Further, the mould bottom is a mounting disc, by screw bolt passes mounting disc and positions rotary disk,
Realize that mould is equipped with a positioning for cleaner bottom secction insertion with being fixedly connected for rotary disk, the mould central upper portion is positioned
Jack, the filter sidewall bottom are polygonized structure, the positioning jack shape and filter sidewall bottom shape kissing
It closes.
The present invention has the advantage that compared with prior art
1, a kind of Controllable Certain Torque Pre-loading Machine provided by the invention, by the installation clamping fixture on positioning rotary disk, to filtering
Device carries out positioning anti-rotation；Positioning anti-rotation is carried out to L shape cover board by the claw of top simultaneously, claw is driven by cylinder when work
Automatically it moves down, realization is self-positioning to the cover board on filter, then passes through the filter in hydraulic motor drive mould and mould
Rotation, screws so that filter and the cover board of top are carried out screw thread automatically, and assembling quality and assembly efficiency are high, alleviates worker
Manual labor.
2, the present invention has stable working, quality using hydraulic motor due to realizing screwing operations using hydraulic motor
Gently, inertia is small, swift feature, and hydraulic motor is easily achieved quick start, braking and frequent commutation, while being easy to real
Existing overload protection, can control torque is screwed, to control the axial pre tightening force that screw thread screws, and then control and screw power
Size is further ensured that and screws assembling quality.
3, the present invention drives claw to move down automatically by cylinder, and the three-stage of the section of stretching out front end face of cooperation activity claw
The vertical plate of cover board can accurately be imported into the locating slot of claw by structure automatically during cylinder driving claw moves down,
Realize the automatic accurate positioning to the cover board on filter, it is therefore prevented that cause due to placing skew etc. cover board by filter pressure
It is bad, so that screw operation is more accurate reliable, further ensure assembling quality.
4, tightening machine provided by the invention, movable claw and mould are detachable with fixing press claw and positioning rotary disk respectively
Connection can replace movable claw and mould of different specifications and sizes as needed, to adapt to the filter of different size series
It screws, it is versatile.
5, tightening machine provided by the invention, Design of mounting plate are horizontal adjustment plate and vertical adjustment plate, can adjust pressure
Pawl is led in the horizontal direction with the position of vertical direction with meeting positioning and the clamping of the cover board of the filter of different size series
It is strong with property.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention.
Fig. 2 is the partial enlarged view of the invention installed additional after filter and cover board.
Fig. 3 is the perspective view of mounting bracket part of the invention.
Fig. 4 is the sectional side view of mounting bracket part of the invention.
Fig. 5 is the perspective view of claw of the invention.
Fig. 6 is the side view of claw of the invention.
Fig. 7 is the piston rod connection schematic diagram of claw and cylinder of the invention.
Fig. 8 is the perspective view after filter and its cover board of the invention assemble.
Fig. 9 is mould perspective view of the invention.
Figure label: 1 filter, 2 cover boards, 3 workbench, 4 claws, 41 fixing press claws, 42 movable claws, 43 connection spiral shells
Bolt, 44 locking nuts, 45 washers, 46 locating slots, vertical plane on 47,48 slant transition surfaces, 49 lower vertical planes, 410 sliding blocks, 5 is fixed
Position rotary disk, 6 mounting brackets, 61 horizontal adjustment plates, 62 vertical adjustment plates, 63 horizontal adjusting bolts, 64 vertical adjustment bolts, 65
Clamping screw, 66 kidney slots, 67 guide rails, 68 horizontal location sliding blocks, 69 vertical positioning sliding blocks, 7 cylinders, 71 piston rods, 8 transmissions
Axis, 9 hydraulic motors, 10 moulds, 101 mounting discs, 102 positioning jacks.
Specific embodiment
It elaborates below to the embodiment of the present invention, the present embodiment carries out under the premise of the technical scheme of the present invention
Implement, the detailed implementation method and specific operation process are given, but protection scope of the present invention is not limited to following implementation
Example.
Referring to Fig. 1 to Fig. 9, present embodiment discloses a kind of Controllable Certain Torque Pre-loading Machine, which is used for filter 1
Screw thread being carried out with cover board 2 to screw, cover board 2 is the L shape cover board 2 being made of level board and vertical plate, and tightening machine includes workbench 3,
Workbench 3 is equipped with claw 4 and positioning rotary disk 5.
Claw 4 is slidably arranged in mounting bracket 6 and can slidably reciprocate along vertical direction, is equipped at the top of mounting bracket 6
One cylinder 7, the piston rod 71 of cylinder 7 extend vertically downwards and are fixedly connected with the top of claw 4, are driven and are pressed by cylinder 7
Pawl 4 is gone up and down along vertical direction, claw 4 by tandem and the fixing press claw 41 that is detachably connected and movable claw 42 form,
It is detachably connected between movable claw 42 and fixing press claw 41 by two connection bolt 43 realizations.Wherein, the piston rod of cylinder 7
71 bottoms are equipped with one section of thread segment, when installation, screw in upper and lower two locking nuts 44 on the thread segment of the piston rod 71 of cylinder 7
And corresponding washer 45, then the thread segment of piston rod 71 extend into the one side opposite by fixing press claw 41 and movable claw 42
On semi-circular hole docking made of in stepped hole, then screw upper locking nut 44, piston rod 71 and claw 4 can be completed
Installation.A vertical plate for for cover board 2 is formed between the rear end face of fixing press claw 41 and the front end face of movable claw 42 to insert
The locating slot 46 entered, the front side wall of locating slot 46 be lower end turn forward inclined-plane, locating slot 46 rear wall be vertical flat
Face.One section beyond fixing press claw 41 is section of stretching out to movable claw 42 downwards, the section of stretching out front end face of movable claw 42 be divided into from
On the upper vertical plane 47, slant transition surface 48 and totally three sections of lower vertical plane 49 that are successively connected down, upper vertical plane 47 and locating slot
46 rear wall is concordant, and slant transition surface 48 is the sweptback inclined-plane in lower end.
Positioning rotary disk 5 is located at the lower section of claw 4, and positioning 5 bottom of rotary disk passes through a transmission shaft 8 and hydraulic motor 9
It is connected, positions and be removably equipped with one on rotary disk 5 for installing the mould 10 of filter 1, mould 10 is using soft
Material, such as the soft materials such as rubber, nylon, polyurethane can be selected.10 bottom of mould is a mounting disc 101, passes through spiral shell
Bolt sequentially passes through mounting disc 101 and positioning rotary disk 5, and realization mould 10 is fixedly connected with positioning rotary disk 5,10 top of mould
Center is equipped with a positioning jack 102 for the insertion of 1 bottom of filter, and 1 sidewall bottom of filter is polygonized structure, and positioning is inserted
102 shape of hole matches with 1 sidewall bottom shape of filter.Positioning rotary disk 5 is driven to rotate by hydraulic motor 9, and then band
Filter 1 in dynamic mould 10 and mould 10 rotates, and screws so that the cover board 2 of filter 1 and top is carried out screw thread.
Specifically, mounting bracket 6 includes horizontal adjustment plate 61, vertical adjustment plate 62, horizontal adjustment plate 61 passes through rear side
One horizontal adjusting bolt 63 is connected with workbench 3, and horizontal adjusting bolt 63 is adjusted after passing through workbench 3 from back to front with level
Whole plate 61 is threadedly coupled, and passes through the i.e. adjustable position of horizontal adjustment plate 61 in the longitudinal direction of turn horizontal adjusting bolt 63；
Vertical adjustment plate 62 is connected by a vertical adjustment bolt 64 with horizontal adjustment plate 61, and vertical adjustment bolt 64 is from the top down
It is threadedly coupled after vertical adjustment plate 62 with horizontal adjustment plate 61, passes through the i.e. adjustable vertical tune of turn vertical adjustment bolt 64
The position of whole plate 62 in the vertical direction, cylinder 7 are mounted on 62 top of vertical adjustment plate, and 4 rear end of claw passes through sliding block 410 and water
The guide rail 67 of 61 front end face of Heibei provincial opera whole plate is slidably connected.
Specifically, 61 bottom of horizontal adjustment plate is equipped with horizontal location sliding block 68, it is provided with and horizontal location sliding block on workbench 3
The 68 horizontal location sliding slots matched, horizontal location sliding slot extend along the longitudinal direction；It is fixed equipped with vertical on front side of vertical adjustment plate 62
Position sliding block 69, the vertical positioning runner matched with vertical positioning sliding block 69 is equipped on rear side of horizontal adjustment plate 61, and vertical positioning is slided
Slot extends along the vertical direction；Kidney slot 66 and the horizontal adjustment in vertical adjustment plate 62 are sequentially passed through by clamping screw 65
Nut is screwed on after through-hole on plate 61, realizes the fixation of vertical adjustment plate 62 and horizontal adjustment plate 61.
When work, suitable movable claw 42 and mould 10 are selected according to the different size series of filter 1 first, by it
It is separately mounted on fixing press claw 41 and positioning rotary disk 5, and adjust spiral shell by manually adjusting horizontal adjusting bolt 63 and plummet
After bolt makes horizontal adjustment plate 61 and plummet adjustment plate be in position appropriate, locked by clamping screw 65.Then by filter 1
It is inserted into the positioning jack 102 of mould 10, and cover board 2 is docked with 1 screw top of filter, and make L shape cover board 2 from the top down
Vertical plate be located at rear side, then start cylinder 7, by cylinder 7 drive claw 4 move down, in the slant transition surface of movable claw 42
Under 48 importing effect, the vertical plate of L-shaped cover board 2 can be imported into the locating slot 46 of claw 4 automatically, cylinder 7 stops at this time
Stop is made, and cover board 2 will not be rotated relative to claw 4.Then start hydraulic motor 9, mould 10 and mould are driven by hydraulic motor 9
Filter 1 in 10 rotates, and screws so that the cover board 2 of filter 1 and top is carried out screw thread automatically.
The tightening machine has adapted to the matching requirements of 1 different size series of filter by simple mechanical structure, is able to satisfy
Engine filter 1 screws requirement.Since screwing operations are frequent, and require screw it is fast and reliable, therefore use hydraulic system
As driving unit, screwing operations are realized by hydraulic motor 9, and hydraulic system has stable working, light weight, inertia small, anti-
Fast feature is answered, and hydraulic system is easily achieved quick start, braking and frequent commutation, while being easily achieved overload protection,
It can control torque is screwed, to control the axial pre tightening force that screw thread screws, and then control and screw power size, both will not
Because screwing the excessive damaged screw cover board 2 of power, 1 oil leak of filter will not be led to because of torque deficiency is screwed, be further ensured that
Screw assembling quality.Generally speaking the present invention substantially increases assembling quality and production efficiency, alleviates the manual labor of worker
Intensity.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within principle.
Claims (6)
1. a kind of Controllable Certain Torque Pre-loading Machine, the tightening machine is used to filter carrying out screw thread with cover board to screw, the cover board
For the L shape cover board being made of level board and vertical plate, the tightening machine includes workbench, it is characterised in that: on the workbench
Equipped with claw and rotary disk is positioned,
The claw is slidably arranged in mounting bracket and can slidably reciprocate along vertical direction, is equipped at the top of the mounting bracket
One cylinder, the piston rod of the cylinder extend vertically downwards and are fixedly connected with the top of claw, drive claw by cylinder
It goes up and down along vertical direction, the claw is described by tandem and the fixing press claw that is detachably connected and movable claw form
A locating slot for the vertical plate insertion for cover board is formed between the rear end face of fixing press claw and the front end face of movable claw,
The activity claw exceeds one section of fixing press claw downwards for section of stretching out, and the section of stretching out front end face of the activity claw is divided into from upper
The upper vertical plane that is successively connected down, slant transition surface and totally three sections of lower vertical plane, the rear side of the upper vertical plane and locating slot
Wall is concordant, and the slant transition surface is the sweptback inclined-plane in lower end；
The positioning rotary disk is located at the lower section of claw, and positioning revolution pan bottom passes through a transmission shaft and hydraulic motor phase
Connection, described position removably are equipped with one for installing the mould of filter, are driven by hydraulic motor on rotary disk
Positioning revolution disc spins, and then the filter rotation in mould and mould is driven, so that filter and the cover board of top be carried out
Screw thread screws.
2. a kind of Controllable Certain Torque Pre-loading Machine as described in claim 1, it is characterised in that: the mounting bracket includes horizontal adjusts
Whole plate, vertical adjustment plate, the horizontal adjustment plate are connected by a horizontal adjusting bolt of rear side with workbench, the water
Flat adjustment bolt is threadedly coupled after passing through workbench from back to front with horizontal adjustment plate, by turn horizontal adjusting bolt, that is, adjustable
The position of horizontal adjustment plate in the longitudinal direction；The vertical adjustment plate passes through a vertical adjustment bolt and horizontal adjustment plate
It is connected, the vertical adjustment bolt is threadedly coupled after passing through vertical adjustment plate from the top down with horizontal adjustment plate, passes through turn
The i.e. adjustable position of vertical adjustment plate in the vertical direction of vertical adjustment bolt, the cylinder are mounted on vertical adjustment plate top
Portion, the claw rear end are slidably connected by sliding block and the guide rail in horizontal adjustment front edge of board face.
3. a kind of Controllable Certain Torque Pre-loading Machine as claimed in claim 2, it is characterised in that: horizontal adjustment board bottom portion is equipped with
Horizontal location sliding block is provided with the horizontal location sliding slot matched with horizontal location sliding block, the horizontal location on the workbench
Sliding slot extends along the longitudinal direction；It is equipped with vertical positioning sliding block on front side of the vertical adjustment plate, is equipped on rear side of the horizontal adjustment plate
The vertical positioning runner matched with vertical positioning sliding block, the vertical positioning runner extend along the vertical direction；Pass through locking screw
Bolt screws on nut after sequentially passing through the through-hole on kidney slot and horizontal adjustment plate in vertical adjustment plate, realizes vertical adjustment
The fixation of plate and horizontal adjustment plate.
4. a kind of Controllable Certain Torque Pre-loading Machine as described in claim 1, it is characterised in that: the activity claw and fixing press claw
Between realized and be detachably connected by two connection bolts.
5. a kind of Controllable Certain Torque Pre-loading Machine as described in claim 1, it is characterised in that: under the front side wall of the locating slot is
Hold the inclined-plane to turn forward.
6. a kind of Controllable Certain Torque Pre-loading Machine as described in claim 1, it is characterised in that: the mould bottom is an installation
Disk, by screw bolt passes mounting disc and positioning rotary disk, realization mould is fixedly connected with positioning rotary disk, the mould
Central upper portion is equipped with a positioning jack for cleaner bottom secction insertion, and the filter sidewall bottom is polygonized structure, institute
Positioning jack shape is stated to match with filter sidewall bottom shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910460639.0A CN110026761A (en) | 2019-05-30 | 2019-05-30 | A kind of Controllable Certain Torque Pre-loading Machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910460639.0A CN110026761A (en) | 2019-05-30 | 2019-05-30 | A kind of Controllable Certain Torque Pre-loading Machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110026761A true CN110026761A (en) | 2019-07-19 |
Family
ID=67243670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910460639.0A Pending CN110026761A (en) | 2019-05-30 | 2019-05-30 | A kind of Controllable Certain Torque Pre-loading Machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110026761A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110625354A (en) * | 2019-10-28 | 2019-12-31 | 苏州工业职业技术学院 | Automatic installation equipment for large cover of filter |
| CN113001162A (en) * | 2021-03-19 | 2021-06-22 | 重庆江陆激光科技有限公司 | Large-scale hydro-cylinder equipment |
| CN113770673A (en) * | 2021-09-14 | 2021-12-10 | 浙江精锐智能传动有限公司 | Device for automatically assembling flange plate and shaft sleeve |
| CN117532029A (en) * | 2024-01-10 | 2024-02-09 | 杭州泽正机械有限公司 | High-end numerical control lathe step execution end pressure chuck |
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| CN202752277U (en) * | 2012-07-18 | 2013-02-27 | 天津中环真美音响科技有限公司 | Dust-extraction device of inner hole of ring-shaped magnetic body |
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| US20050050720A1 (en) * | 2003-09-10 | 2005-03-10 | Yoshiaki Asano | Rotational and axial power apparatus for assembling, swaging and/or pressing threaded and/or other members |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110625354A (en) * | 2019-10-28 | 2019-12-31 | 苏州工业职业技术学院 | Automatic installation equipment for large cover of filter |
| CN113001162A (en) * | 2021-03-19 | 2021-06-22 | 重庆江陆激光科技有限公司 | Large-scale hydro-cylinder equipment |
| CN113770673A (en) * | 2021-09-14 | 2021-12-10 | 浙江精锐智能传动有限公司 | Device for automatically assembling flange plate and shaft sleeve |
| CN117532029A (en) * | 2024-01-10 | 2024-02-09 | 杭州泽正机械有限公司 | High-end numerical control lathe step execution end pressure chuck |
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