CN207027021U - A kind of pump case positioner of milling machine - Google Patents
A kind of pump case positioner of milling machine Download PDFInfo
- Publication number
- CN207027021U CN207027021U CN201720751851.9U CN201720751851U CN207027021U CN 207027021 U CN207027021 U CN 207027021U CN 201720751851 U CN201720751851 U CN 201720751851U CN 207027021 U CN207027021 U CN 207027021U
- Authority
- CN
- China
- Prior art keywords
- pump case
- workbench
- milling machine
- clamp assembly
- pressure strip
- 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.)
- Expired - Fee Related
Links
Landscapes
- Details Of Reciprocating Pumps (AREA)
Abstract
The utility model discloses a kind of pump case positioner of milling machine, its drip irrigation device is to include workbench and what is abutted with pump case vertical holds down assembly, the support block placed for pump case and the horizontal-clamping component abutted with pump case away from milling cutter side are provided with workbench, horizontal-clamping component includes vertically sliding the clamp assembly one being fixedly connected and the clamp assembly two being oppositely arranged with clamp assembly one with workbench;Clamp assembly one includes the compressor arm of the slide plate being connected with workbench, the pressure strip abutted with pump case and the close or remote pump case of driving pressure strip, compressor arm is threadedly coupled with slide plate, the base of pump case is clamped between pressure strip and clamp assembly two, the thrust to pump case horizontal direction can be improved, so as to improve the compression effect to pump case.
Description
Technical field
Water pump processing equipment field is the utility model is related to, more particularly to a kind of positioner of milling machine.
Background technology
Pump is the machinery for conveying liquid or being pressurized liquid, and it transmits the mechanical energy of prime mover or other external energies
Liquid, increase liquid energy, being mainly used to conveying liquid includes water, oil, acid & alkali liquid, emulsion, suspended emulsion and liquid gold
Category etc., can also convey liquid, admixture of gas and the liquid containing suspended solids.
Pump case 1 is the important component of pump, as shown in figure 1, it generally comprises base 12 and away from the side of base 12
Outlet 11, when in use water pipe 11 can be connected with outlet by flange, in order to ensure to export the flatness of end face 111 at 11,
During processing, the end face 111 at outlet 11 needs to put down using milling machine milling.
Milling machine is very existing equipment, generally comprises milling cutter, the actuator that driving milling cutter rotates, and workbench, work
Making platform can move along X-axis and Y-axis, specifically refer to the Chinese patent that Authorization Notice No. is CN205733166U, it discloses
The lateral milling machine that a kind of plain-milling machine transformation forms, it includes main motor, horizontal work level, longitudinal workbench and facing cutter, milling
Several installation positions for being used to install milling cutter are provided with cutterhead, milling cutter is arranged in milling cutter installation position and is fixed on milling by voussoir
On cutterhead.
In processing, pump case is placed on the table, then compressed by holding down assembly, in the prior art, general
It is provided with abut with the upper end of pump case curved surface vertical to hold down assembly, because the upper table of pump case is lived in the only pressure holding that holds down assembly vertically
Face, it is smaller in the thrust to horizontal direction although realizing certain fixation, so in processed process
In, pump case still can move to the side away from milling cutter, cause to compress it is ineffective, so as to be unfavorable for the processing of pump case.
Utility model content
The purpose of this utility model is to provide a kind of pump case positioner of milling machine, can improve to pump case horizontal direction
Thrust, so as to improve the compression effect to pump case.
Above-mentioned technical purpose of the present utility model technical scheme is that:A kind of pump case of milling machine is determined
Position device, including workbench and is abutted with pump case it is vertical hold down assembly, the support for pump case placement is provided with workbench
Block and the horizontal-clamping component abutted with pump case away from milling cutter side, horizontal-clamping component include vertically with workbench
Slide the clamp assembly one being fixedly connected and the clamp assembly two being oppositely arranged with clamp assembly one;Clamp assembly one include with
The compressor arm of the slide plate of workbench connection, the pressure strip abutted with pump case and the close or remote pump case of driving pressure strip, pressure
Tight bar is threadedly coupled with slide plate, and the base of pump case is clamped between pressure strip and clamp assembly two.
By using above-mentioned technical proposal, hold down assembly pump case can tentatively be compressed vertically, horizontal-clamping component
Setting the base pressure holding of pump case can be lived, that is, pressure strip can be driven close to or away from clamping group by adjusting compressor arm and rotating
Part two, so as to which base be clamped;And horizontal-clamping component is located remotely from the side of milling cutter, base is clamped in clamp assembly one
Between clamp assembly two, then certain fixation can be played to side of the pump case away from milling cutter, such milling cutter is being processed
During pump case, pump case is clamped component one and stopped, and so as to be difficult to be moved in the horizontal direction to the side away from milling cutter, improves to pump
The thrust of shell horizontal direction, so as to improve the compression effect to pump case;In addition, horizontal-clamping component vertically with work
Platform sliding is fixedly connected, then can adjust the vertical height of clamping plate, and adjustment clamping plate is abutted with the different parts of base,
So as to the pump case suitable for different model, the clamping force to pump case can also be adjusted;Compressor arm is threadedly coupled with slide plate, is adjusted
Section is convenient, and screw thread can be relied on to realize and clamped, solid and reliable;Clamp assembly one and clamp assembly two are independently arranged, can
It is more convenient with separately adjustable clamp assembly, regulation.
Preferably, the end of compressor arm is rotatablely connected with pressure strip, pressure strip is bonded with rubber in the side wall away from compressor arm
Rubber cushion.
By using above-mentioned technical proposal, compressor arm is rotatablely connected with pressure strip, and compressor arm can provide one for pressure strip
Fixed support, rotate compressor arm when, pressure strip can not concomitant rotation, but only to clamp assembly side move, so as to realize
Clamping action;When adjusting the height of compressor arm, pressure strip can be easy to adjust with compressor arm synchronization lifting;Rubber blanket is set
Frictional force between pressure strip and base can be increased by putting, and further increase compression effect, and also base appearance can be risen
To certain protective effect.
Preferably, offer chute on workbench, be threaded with slide plate be adapted to chute and also cross slide plate with
The clamping screw of chute, the locking nut abutted with workbench is threaded with clamping screw.
By using above-mentioned technical proposal, the setting of clamping screw and locking nut, slide plate can be fixed on work
On platform, while locking nut is unscrewed, then can adjust slide plate and vertically slide, and then compressor arm can be driven synchronously to move
It is dynamic.
Preferably, clamp assembly two includes the sole piece affixed with workbench and is fixed on sole piece and is abutted with base
Plate is pushed against, pushes against and is connected with connecting rod on plate, multiple adjustment holes being adapted to connecting rod are vertically offered on sole piece, even
Extension bar protrudes from sole piece away from the one end for pushing against plate, and the partial threads that connecting rod protrudes from sole piece are connected with abutting nut.
By using above-mentioned technical proposal, connecting rod, which is fixed in, to be pushed against on plate, then after connecting rod runs through adjustment hole, and is passed through
Nut check is pushed against, then can will push against plate and be fixed on sole piece, meet the pressure holding to base;Adjustment hole be provided with it is multiple, then
Connecting rod is connected to different positions, the vertical height for pushing against plate can be adjusted so that pushes against plate and is engaged with pressure strip pair
Base carries out more stable pressure holding.
Preferably, push against plate is bonded flexible scuff-resistant coating close to the side of pump case.
By using above-mentioned technical proposal, scuff-resistant coating is flexible, and certain guarantor can be not only played to pump case outer surface
Shield acts on, and can also improve the clamping force to base, improves and compresses effect.
Preferably, compressor arm is connected with regulation head away from the end away from pressure strip one end.
By using above-mentioned technical proposal, regulation head provides gripping point for staff, is easy to staff to utilize and pulls
The adjustment compressor arm such as hand rotates, so as to close or remote base.
Preferably, hold down assembly vertically including the support bar affixed with workbench, the briquetting being set on the outside of support bar with
And the cushion block of support is provided for briquetting away from pump case side, the screw top of support bar is connected with the limit abutted with briquetting upper surface
Position nut.
By using above-mentioned technical proposal, briquetting is threaded on support bar the fortune limited by stop nut above and below it
It is dynamic, and be provided with cushion block away from pump case side to provide support, then briquetting can be fixed on to required position, so as to pump
Shell plays good pressuring action, is cooperated with horizontal-clamping component, can further improve the thrust to pump case;This
Outside, it is only necessary to adjust the vertical height of stop nut and change the cushion block of different height, then can be used for compressing different model
Pump case;It is, of course, also possible to change the briquetting of different length.
Preferably, cushion block includes the bearing affixed with workbench and multiple sub-blocks, multiple sub-blocks are vertically mutual
It is plugged in together, the slot for bottom sub-block grafting is offered on bearing.
By using above-mentioned technical proposal, cushion block is divided into multiple sub-blocks, when the height change of briquetting, can pass through adjustment
The quantity of sub-block adjusts the height of whole cushion block, so as to preferably be supported to briquetting;Meanwhile multiple sub-blocks are vertically
It is plugged in together, multiple sub-blocks can be caused relatively to be stably fixed to together, briquetting is preferably supported.
Preferably, hold down assembly is provided with least two vertically.
By using above-mentioned technical proposal, hold down assembly be provided with least two vertically, can pair simultaneously to the more of pump case
Individual position is compressed, and further increases the compression effect to pump case.
In summary, the utility model has the advantages that:The thrust to pump case horizontal direction can be improved, from
And improve the compression effect to pump case;The pump case of different model can also be clamped.
Brief description of the drawings
Fig. 1 is the structural representation of pump case;
Fig. 2 is the overall structure diagram of this implementation;
Fig. 3 is to embody the confined explosion's schematic diagram to hold down assembly vertically;
Fig. 4 is to embody the partial sectional view that compressor arm connects in pressure strip;
Fig. 5 is the partial structural diagram for embodying adjustment hole and connecting rod.
In figure, 1, pump case;11st, export;111st, end face;12nd, base;2nd, workbench;21st, main platen;22nd, supporting plate;
221st, chute;23rd, milling cutter;3rd, horizontal-clamping component;4th, clamp assembly one;41st, slide plate;411st, locking nut;42nd, pressure strip;
421st, rubber blanket;43rd, compressor arm;44th, clamping screw;5th, clamp assembly two;51st, sole piece;511st, adjustment hole;52nd, plate is pushed against;
521st, scuff-resistant coating;53rd, connecting rod;54th, nut is pushed against;6th, hold down assembly vertically;61st, cushion block;611st, bearing;612nd, sub-block;
613rd, inserted block;614th, slot;62nd, support bar;63rd, briquetting;631st, waist type groove;64th, stop nut;7th, support block.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.Wherein identical parts identical accompanying drawing
Mark represents.It should be noted that the word "front", "rear", "left", "right", the "up" and "down" that are used below in description refer to
It is the direction in accompanying drawing, word " bottom surface " and " top surface ", " interior " and " outer " are referred respectively to towards or away from particular elements geometry
The direction at center.
Embodiment:A kind of pump case positioner of milling machine, as shown in Fig. 2 abutted including workbench 2 and with pump case 1
Vertical to hold down assembly 6, workbench 2 includes main platen 21 and the supporting plate 22 being fixed on main platen 21.
Be provided with main platen 21 for pump case 1 place support block 7, support block 7 be provided with it is identical multiple, and
It can be in each cylinder;After pump case 1 is placed in support block 7, the end face 111 at outlet 11 is set relatively with milling cutter 23
Put, then pass through the 6 preliminary compressions that hold down assembly vertically.
Vertical hold down assembly 6 is provided with three and is separately positioned on the periphery of pump case 1, with reference to Fig. 3, each vertical compression group
Part 6 includes the support bar 62 affixed with main platen 21, the briquetting 63 for being set in the outside of support bar 62 and is that briquetting 63 is remote
The side of pump case 1 provides the cushion block 61 of support.Waist type groove 631 is offered on briquetting 63, the width of waist type groove 631 is more than support bar 62
External diameter, briquetting 63 is by being set in the outside of support bar 62 after waist type groove 631, then briquetting 63 can move down along support bar 62
It is dynamic;The screw top of support bar 62 is connected with the stop nut 64 abutted with the upper surface of briquetting 63, bottom and the pump case 1 of briquetting 63
Curved surface upper end abut against, and be engaged by stop nut 64 with cushion block 61 and pump case 1 compressed to briquetting 63.
For the pump case 1 suitable for different model, cushion block 61 includes with main platen 21 affixed bearing 611 and more height
Block 612, multiple sub-blocks 612 are vertically mutually inserted together;The upper end of sub-block 612 offers slot 614, and lower end is formed
There is the inserted block 613 being adapted to slot 614, the slot 614 for the grafting of bottom sub-block 612 is also offered on bearing 611.Installing
When, the inserted block 613 of bottom sub-block 612 is plugged in the slot 614 on bearing 611, for remaining sub-block 612, adjacent son
Inserted block 613 and slot 614 between block 612 are mutually inserted together, so as to the pump case suitable for compressing different model
1。
In order to improve the thrust to the horizontal direction of pump case 1, it is additionally provided with main platen 21 with pump case 1 away from milling cutter 23
The horizontal-clamping component 3 that side abuts, horizontal-clamping component 3 include vertically sliding the folder being fixedly connected with workbench 2
Tight component 1 and the clamp assembly 25 being oppositely arranged with clamp assembly 1.
Slide plate 41 that clamp assembly 1 includes being connected with supporting plate 22, the pressure strip 42 that is abutted with the base 12 of pump case 1 with
And the compressor arm 43 of the close or remote pump case 1 of driving pressure strip 42, with reference to Fig. 4, compressor arm 43 is threadedly coupled with slide plate 41, pressure
The tight one end of bar 43 away from pressure strip 42 is connected with regulation first 9, is easy to rotate for the regulation compressor arm 43 such as spanner;Compressor arm 42
Other end end is rotatablely connected with pressure strip 42, and rubber blanket 421 is bonded with pressure strip 42.
Chute 221 is offered in supporting plate 22, the clamping screw 44 being adapted to chute 221 is threaded with slide plate 41,
The one end of clamping screw 44 away from slide plate 41 protrudes from supporting plate 22, and the partial threads for protruding from supporting plate 22 are connected with lock
Tight nut 411, chute 221 are provided with identical two.Locking nut 411 is unscrewed, adjusts clamping screw 44 along chute 221
Move up and down, the height of slide plate 41 can be adjusted, after adjustment terminates, slide plate 41 can be fixed by the locking of locking nut 411
In required position.
Clamp assembly 25 includes the sole piece 51 affixed with main platen 21 and is fixed on sole piece 51 and is abutted with base 12
Abutting plate 52, push against plate 52 and be bonded flexible scuff-resistant coating 521 close to the side of base 12;The opposite side for pushing against plate 52 is affixed
There is the connecting rod 53 vertically with its own, connecting rod 53 is provided with mutually level two.
Multiple adjustment holes 511 being adapted to connecting rod 53, adjustment hole are vertically offered with reference to Fig. 5, on sole piece 51
511 inner wall smooth, adjustment hole 511 are vertically provided with three row, and each column adjustment hole 511 is provided with two;Connecting rod
53 protrude from sole piece 51 away from the one end for pushing against plate 52, and the partial threads that connecting rod 53 protrudes from sole piece 51 are connected with abutting nut
54;The side of its center base 12, which is clamped in, to be pushed against between plate 52 and pressure strip 42, and opposite side only abuts with pressure strip 42.
Before being processed, first pump case 1 is placed in support block 7, end face 111 and milling cutter at the outlet 11 of pump case 1
23 are oppositely arranged, and base 12 is in contact with pushing against plate 52;Then multiple sub-blocks 612 are plugged on one according to required height
Rise, from the briquetting 63 of suitable length, and briquetting 63 is dropped to and abutted with pump case 1, then rotary stopper nut 64 make its to
Lower movement, so as to which briquetting 63 is pressed on pump case 1, multiple briquettings 63 are adjusted to pump case 1 by above-mentioned steps and abutted.
Adjusted it is vertical hold down assembly after 6, rotate compressor arm 43, it is driven pressure strip 42 to close to the side of base 12
It is mobile, until base 12 is pressed between pressure strip 42 and abutting plate 52, during regulation compressor arm 43 rotates,
Pressure strip 42 can be held on manually, aided in so as to keep the levelness of pressure strip 42.After process finishing, pressure can be inverted
Tight bar 43, it is set to drive pressure strip 42 to release the limitation to base 12 away from base 12, then remove pressure strip 42, then incite somebody to action
Stop nut 64 is unscrewed, and releases the limitation to briquetting 63, and briquetting 63 is lifted into a part and turned to away from pump case 1, so as to solve
Except the limitation to pump case 1, then pump case 1 can be removed.
When needing the height of adjustment abutting plate 52, it will directly push against nut 54 and screwed off from connecting rod 53, then will connection
Bar 53 is arranged in the adjustment hole 511 of corresponding height, and will be pushed against nut 54 and be arranged in connecting rod 53, screw.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in right of the present utility model by Patent Law.
Claims (9)
1. a kind of pump case positioner of milling machine, including workbench (2) and abutted with pump case (1) it is vertical hold down assembly (6),
It is characterized in that:The support block placed for pump case (1) is provided with workbench (2)(7)And with pump case (1) away from milling cutter (23)
The horizontal-clamping component (3) that side abuts, horizontal-clamping component (3) include vertically sliding fixed connect with workbench (2)
The clamp assembly one (4) connect and the clamp assembly two (5) being oppositely arranged with clamp assembly one (4);Clamp assembly one (4) includes
The slide plate (41) that is connected with workbench (2), the pressure strip (42) abutted with pump case (1) and driving pressure strip (42) it is close or
Compressor arm (43) away from pump case (1), compressor arm (43) are threadedly coupled with slide plate (41), and the base (12) of pump case (1) is clamped in
Between pressure strip (42) and clamp assembly two (5).
A kind of 2. pump case positioner of milling machine according to claim 1, it is characterised in that:The end of compressor arm (43) with
Pressure strip (42) is rotatablely connected, and pressure strip (42) is bonded with rubber blanket (421) in the side wall away from compressor arm (43).
A kind of 3. pump case positioner of milling machine according to claim 2, it is characterised in that:Workbench offers on (2)
Chute (221), it is threaded with slide plate (41) and is adapted to chute (221) and also cross slide plate (41) and chute (221)
Clamping screw (44), the locking nut (411) abutted with workbench (2) is threaded with clamping screw (44).
A kind of 4. pump case positioner of milling machine according to claim 3, it is characterised in that:Clamp assembly two (5) includes
The sole piece (51) affixed with workbench (2) and the abutting plate (52) for being fixed on sole piece (51) and being abutted with base (12), are supported
Connecting rod (53) is connected with tight plate (52), multiple tune being adapted to connecting rod (53) are vertically offered on sole piece (51)
Knothole (511), connecting rod (53) protrude from sole piece (51) away from the one end for pushing against plate (52), and connecting rod (53) protrudes from sole piece
(51) partial threads, which are connected with, pushes against nut (54).
A kind of 5. pump case positioner of milling machine according to claim 4, it is characterised in that:Plate (52) is pushed against close to pump case
(1) side is bonded flexible scuff-resistant coating (521).
A kind of 6. pump case positioner of milling machine according to claim 5, it is characterised in that:Compressor arm (43) is remote
The end of pressure strip (42) one end is connected with regulation head(9).
A kind of 7. pump case positioner of milling machine according to claim 1, it is characterised in that:Hold down assembly (6) bag vertically
Include with the affixed support bar (62) of workbench (2), the briquetting (63) being set on the outside of support bar (62) and for briquetting (63) far
From the cushion block (61) that pump case (1) side provides support, the screw top of support bar (62) is connected with supports with briquetting (63) upper surface
The stop nut (64) connect.
A kind of 8. pump case positioner of milling machine according to claim 7, it is characterised in that:Cushion block (61) includes and work
The affixed bearing (611) of platform (2) and multiple sub-blocks (612), multiple sub-blocks (612) are vertically mutually inserted together,
The slot (614) for bottom sub-block (612) grafting is offered on bearing (611).
A kind of 9. pump case positioner of milling machine according to claim 8, it is characterised in that:Hold down assembly vertically (6) set
It is equipped with least two.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720751851.9U CN207027021U (en) | 2017-06-26 | 2017-06-26 | A kind of pump case positioner of milling machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720751851.9U CN207027021U (en) | 2017-06-26 | 2017-06-26 | A kind of pump case positioner of milling machine |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207027021U true CN207027021U (en) | 2018-02-23 |
Family
ID=61469354
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201720751851.9U Expired - Fee Related CN207027021U (en) | 2017-06-26 | 2017-06-26 | A kind of pump case positioner of milling machine |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207027021U (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108436643A (en) * | 2018-05-21 | 2018-08-24 | 宁波市鄞州大兴非标设备制造厂 | A kind of double-ended grinding machine |
CN113601216A (en) * | 2021-07-16 | 2021-11-05 | 杭州南丰精工科技有限公司 | Tool for machining end face of pump cover |
CN114055218A (en) * | 2021-11-15 | 2022-02-18 | 无锡广硕精密机械有限公司 | Processing tool for automobile vacuum pump shell |
CN114453895A (en) * | 2021-09-07 | 2022-05-10 | 盐城工学院 | Milling and drilling composite numerical control machine tool for processing open type thin-wall workpiece |
-
2017
- 2017-06-26 CN CN201720751851.9U patent/CN207027021U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108436643A (en) * | 2018-05-21 | 2018-08-24 | 宁波市鄞州大兴非标设备制造厂 | A kind of double-ended grinding machine |
CN113601216A (en) * | 2021-07-16 | 2021-11-05 | 杭州南丰精工科技有限公司 | Tool for machining end face of pump cover |
CN114453895A (en) * | 2021-09-07 | 2022-05-10 | 盐城工学院 | Milling and drilling composite numerical control machine tool for processing open type thin-wall workpiece |
CN114453895B (en) * | 2021-09-07 | 2023-09-12 | 盐城工学院 | Milling and drilling compound numerical control machine tool for machining open type thin-wall workpieces |
CN114055218A (en) * | 2021-11-15 | 2022-02-18 | 无锡广硕精密机械有限公司 | Processing tool for automobile vacuum pump shell |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN207027021U (en) | A kind of pump case positioner of milling machine | |
CN207027022U (en) | The pump case positioner of milling machine | |
CN208929431U (en) | Mash welder is used in a kind of processing of automobile parts | |
CN109352438B (en) | Steel pipe port grinding device | |
CN210233212U (en) | Clamping device for pipeline cutting | |
CN209665614U (en) | A kind of plank processing multi-angle cutter device | |
CN108453602A (en) | A kind of liquid crystal display die set surface grinding device | |
CN107160494A (en) | A kind of timber floor cutting equipment for building | |
CN207272674U (en) | A kind of trolley case automatic assembly equipment | |
CN206982088U (en) | A kind of workbench of automatic locking screw machine | |
CN206277150U (en) | A kind of drill jig | |
CN207495144U (en) | One kind is adapted to a variety of various sizes of bearing processing apparatus | |
CN209531837U (en) | A kind of hole punched device in electric power facility installation process | |
CN219747467U (en) | Valve flange plate processingequipment | |
CN208169862U (en) | A kind of automatic inductive detector fixture of integration | |
CN214086681U (en) | Box-packed bean curd production is with letting device that hacking machine is more stable | |
CN207858350U (en) | A kind of jig being fixedly clamped for shaft coupling | |
CN206937027U (en) | Hand pressure sander with height adjusting function | |
CN114055324B (en) | Machining precision polishing machine | |
CN216617847U (en) | Test equipment for plunger pump | |
CN212665799U (en) | Positioning device of surface grinding machine | |
CN205309817U (en) | Novel clamping frock | |
CN114473561A (en) | Clamping device for pipeline machining | |
CN204108644U (en) | Selector handle ball erection unit | |
CN107322422A (en) | A kind of anti-workpiece shift device of bent axle automatically grinding |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180223 Termination date: 20190626 |
|
CF01 | Termination of patent right due to non-payment of annual fee |