CN109290979A - An airbag-loaded circumferential special-shaped shell protective material assembly tool - Google Patents
An airbag-loaded circumferential special-shaped shell protective material assembly tool Download PDFInfo
- Publication number
- CN109290979A CN109290979A CN201811372722.4A CN201811372722A CN109290979A CN 109290979 A CN109290979 A CN 109290979A CN 201811372722 A CN201811372722 A CN 201811372722A CN 109290979 A CN109290979 A CN 109290979A
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- China
- Prior art keywords
- shaped shell
- air bag
- shell body
- buffer layer
- fixture
- Prior art date
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- 239000000463 material Substances 0.000 title claims abstract description 34
- 230000001681 protective effect Effects 0.000 title claims abstract description 29
- 239000010410 layer Substances 0.000 claims abstract description 29
- 239000011241 protective layer Substances 0.000 claims abstract description 22
- 230000003447 ipsilateral effect Effects 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000004992 fission Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract 1
- 239000007767 bonding agent Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241000252254 Catostomidae Species 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/005—Vacuum work holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
本发明公开了一种气囊加载的圆周异形壳体防护材料装配工装，所述分体式工装包括夹具，所述夹具的内侧面固定装配有缓冲层，所述缓冲层的内部填充有气囊，所述缓冲层的内壁均匀固定装配有真空吸盘，所述真空吸盘的内壁吸附有防护层，所述防护层的内壁夹持有圆周异形壳体，本发明由多块分体式工装拼接而成，整圈工装为一组独立加载保压单元，当圆周异形壳体轴向方向较长且需多圈装配时，本发明可实现单件产品的连续装配作业，大大提升产品装配效率并降低成本，本发明采用气囊配合缓冲材料的施压方式实现装配过程的加载及保压，可实现防护材料表面加载力的均匀仿形贴合，有效保证了产品装配质量。
The invention discloses an airbag-loaded circumferential special-shaped shell protective material assembly tool. The split-type tooling includes a clamp, the inner side of the clamp is fixedly assembled with a buffer layer, and the interior of the buffer layer is filled with airbags. The inner wall of the buffer layer is uniformly and fixedly equipped with a vacuum suction cup, the inner wall of the vacuum suction cup is adsorbed with a protective layer, and the inner wall of the protective layer is clamped with a circumferential special-shaped shell. The tooling is a set of independent loading and pressure maintaining units. When the circumferential special-shaped shell is long in the axial direction and needs to be assembled in multiple turns, the present invention can realize the continuous assembly operation of a single product, greatly improve the product assembly efficiency and reduce the cost. The pressure method of the airbag and the buffer material is used to realize the loading and pressure maintenance of the assembly process, which can realize the uniform copying and fit of the surface loading force of the protective material, and effectively ensure the product assembly quality.
Description
Technical field
The present invention relates to tooling technical field, the circumference special-shaped shell body protective materials assembler of specially a kind of loading by air bag
Dress.
Background technique
Special-shaped shell body is that a kind of irregular curved surface encircles shell, and outer surface profile is irregular abnormal curved surface.Special-shaped shell body
Usually as shell, the material conveying pipe etc. of instrument and equipment, it is widely present in industry manufacture and daily life.Wherein, right
In cross section be close class circumferential special-shaped shell body can be referred to as circumference special-shaped shell body.In industrial manufacturing process, need sometimes
Protective materials is installed or pasted in special-shaped shell body outer surface, to part device in protective shell body or material from high temperature, vibration,
The interference of noise, electromagnetism etc., such as high temperature channel, special precision instrument.
By taking the assembly of the Outwall protection material of certain type circumference special-shaped shell body as an example, current assembly technology is:
(1) circumference special-shaped shell body is horizontally-arranged in customization tooling by its axis direction；
(2) bonding agent is coated at protective materials and circumference special-shaped shell body upper surface place to be assembled；
(3) protective materials is fixed on circumference special-shaped shell body upper surface place to be pasted with mechanical frock；
(4) vacuumize or mechanical load or both by the way of realize and pressurize to the gross area of protective materials, and
Pressure maintaining certain time, to guarantee the bonding quality of protective materials；
(5) after to the protective materials assembly of circumference special-shaped shell body upper surface, the gross area pressurization of protective materials is removed
Equipment；
(6) circumference special-shaped shell body is overturn to certain angle, repeats (1)~(5) step then to assemble the other side, until
The protective materials paste List of circumference special-shaped shell body outer surface finishes.
As it can be seen that main problem existing for the Outwall protection material assembling process of current circumference special-shaped shell body is assembly efficiency
Lowly.For guarantee product assembly quality, several protective materials of every assembly, need to protective materials progress vacuum or mechanical load into
Row pressure maintaining, and the dwell time generally requires a few hours.In pressure maintaining period, working continuously for single products can not be generally carried out.
It is greatly lowered product assembly efficiency in this way, increases assembling process of products complexity and cost of goods manufactured.
Summary of the invention
The purpose of the present invention is to provide a kind of circumference special-shaped shell body protective materials assembly toolings of loading by air bag, to solve
The problems mentioned above in the background art.
To achieve the above object, the invention provides the following technical scheme: a kind of circumference special-shaped shell body of loading by air bag protects
Material assembly tooling, including at least two split type toolings, and internal formation profiling cavity after the splicing of split type tooling, described point
Body formula tooling includes fixture, and the medial surface fixing assembling of the fixture has buffer layer, and the inside of the buffer layer is filled with air bag,
The lateral surface of the air bag is communicated with conduit, and the outboard end of conduit extends to outside, the buffering through buffer layer and fixture
The inside of layer is plugged with vacuum chuck, and the outboard end end of the vacuum chuck extends to outside through buffer layer and fixture, and true
The inner end of suction disk, which is run through, is adsorbed with protective layer through buffer layer, and the inner wall of the protective layer is clamped with circumference special-shaped shell body.
Further, the lateral surface left and right ends of the fixture offer card slot, two fixtures of being connected it is adjacent described
Connector is connected between card slot.
Further, the connector includes arc panel, the medial surface of the arc panel be connected outside two fixtures
Side junction fits closely, and transverse direction opens up fluted on the right side of the upper surface of the arc panel, and the right end of groove extends to arc
The right side of shape plate, the inner right side slidable fit of the groove have draw runner, and the left end of the draw runner is hinged with limit plate, described
The left end of groove inner wall front and rear sides symmetrically offers clamping groove, and the equal fixing assembling of the front and rear surfaces of the limit plate has clamping
Block, the limit plate are plugged on the left of the inner wall of groove, and the clamping block is connected in the ipsilateral clamping groove, the arc panel
Lower surface on the left of fixing assembling have the first fixture block, fixing assembling has the second fixture block on the right side of the lower surface of the draw runner, described the
One fixture block is connected in one in the adjacent card slot of the adjacent fixture, and second fixture block is connected in the adjacent folder
In another in the adjacent card slot of tool.
Further, the inner wall front and rear sides of the groove symmetrically offer sliding slot, and the front and rear surfaces of the draw runner are solid
Surely it is equipped with sliding block, the sliding block slidable fit is in the ipsilateral sliding slot.
Further, at least three groups of quantity of vacuum chuck in the split type tooling, vacuum chuck described in every group
Quantity is two, and two vacuum chucks are located at the front and rear sides of air bag.
Further, the buffer layer inner wall is the imitation profile to match with protective layer outer wall.
Further, semi-circular recesses, and semi-circular recesses and groove phase are offered on the left of the upper surface of the arc panel
Connection, the diameter of the semi-circular recesses are at least 1 centimetre.
Compared with prior art, the beneficial effects of the present invention are:
(1) present invention is spliced by the split type tooling of muti-piece, and whole circle tooling is one group of independent loads pressure maintaining unit.Work as circle
All special-shaped shell body axial directions are longer and when multi-turn being needed to assemble, and the continuous assembling work of single products can be achieved in the present invention, significantly
It promotes product assembly efficiency and reduces cost.
(2) present invention realizes the load and pressure maintaining of assembling process using the pressure mode of air bag cooperation padded coaming, can be real
The uniform profiling fitting of existing protective materials surface loading force, has been effectively ensured product assembly quality.
Detailed description of the invention
Fig. 1 is split type tool structure schematic diagram in the present invention.
Fig. 2 is structural schematic diagram after tooling splicing split type in the present invention.
Fig. 3 is structural representation enlarged drawing at a in Fig. 2 of the present invention.
Fig. 4 is that connecting-piece structure diagrammatic top cuts open figure in the present invention.
In figure: 1 split type tooling, 11 fixtures, 12 buffer layers, 13 air bags, 14 conduits, 15 vacuum chucks, 16 protective layers, 2
Circumference special-shaped shell body, 3 connectors, 31 arc panels, 32 grooves, 321 sliding blocks, 33 draw runners, 331 sliding blocks, 34 limit plates, 35 clampings
Slot, 36 clamping blocks, 37 first fixture blocks, 38 second fixture blocks, 4 card slots, 5 semi-circular recesses.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1, Fig. 2, Fig. 3 and Fig. 4 are please referred to, the present invention provides a kind of technical solution: a kind of circumference abnormity of loading by air bag
Shell protective materials assembly tooling, including at least two split type toolings 1, and internal formation profiling after the splicing of split type tooling 1
Cavity, split type tooling 1 include fixture 11, and the medial surface fixing assembling of fixture 11 has buffer layer 12, and the inside of buffer layer 12 is filled out
Filled with air bag 13, the lateral surface of air bag 13 is communicated with conduit 14, and the outboard end of conduit 14 prolongs through buffer layer 12 and fixture 11
Outside is extended to, is inflated by conduit 14 to air bag 13, the tool of inflation is inflator, facilitates the amount of control air inlet, passes through after inflation
14 upper end of rubber stopper occlusion catheter, and rubber stopper outboard end is spirally connected into conduit 14, the inside of the buffer layer 12 is plugged with very
The outboard end end of suction disk 15, the vacuum chuck 15 extends to outside, and vacuum chuck 15 through buffer layer 12 and fixture 11
Inner end run through and be adsorbed with protective layer 16 through buffer layer 12, the outboard end of vacuum chuck 15 is connected by vacuum generator,
It excludes 15 inner air of vacuum chuck and forms vacuum, protective layer 16 is adsorbed using negative pressure, the inner wall of the protective layer 16
It is clamped with circumference special-shaped shell body 2, protective layer 16 is protective materials composition, to part device in protective shell body or material from height
The interference of temperature, vibration, noise, electromagnetism etc..
The circumference special-shaped shell body protective materials assembly tooling of loading by air bag is assembled by four split type toolings 1 in the present embodiment
It forms, inner wall forms the profiling cavity for assembling 2 protective layer 16 of circumference special-shaped shell body after split type 1 assembly of tooling.
It is provided with device for exerting in split type tooling 1, load and pressure maintaining, the present embodiment are carried out to the protective layer 16 of its inner wall
Middle device for exerting is the air bag 13 inside buffer layer 3.
One split type tooling 1 is by an air bag 13 of buffer layer 12, one of fixture 1, one and at least three vacuum
Sucker 15 forms, and buffer layer 12 is bolted on fixture 1, and vacuum chuck 15 manufactures vacuum by vacuum generator.
Specifically, the lateral surface left and right ends of fixture 11 offer card slot 4, the adjacent card slot for two fixtures 11 that are connected
Connector 3 is connected between 4.
Connector 3 is final to realize to four split type toolings 1 for two adjacent fixtures 11 to be connected and fixed
Be connected and fixed so that four split type toolings 1 become an entirety.
Specifically, connector 3 includes arc panel 31, the medial surface of arc panel 31 connects with two 11 lateral surfaces of fixture that are connected
The place of connecing fits closely, and laterally opens up fluted 32 on the right side of the upper surface of arc panel 31, and the right end of groove 32 extends to arc panel
31 right side, the inner right side slidable fit of groove 32 have draw runner 33, and the left end of draw runner 33 is hinged with limit plate 34, groove 32
The left end of inner wall front and rear sides symmetrically offers clamping groove 35, and the equal fixing assembling of the front and rear surfaces of limit plate 34 has clamping block 36,
Limit plate 34 is plugged on the left of the inner wall of groove 32, and clamping block 36 is connected in ipsilateral clamping groove 35, the lower surface of arc panel 31
Left side fixing assembling has the first fixture block 37, and fixing assembling has the second fixture block 38, the first fixture block 37 card on the right side of the lower surface of draw runner 33
It is connected in one in the adjacent card slot 4 of adjoining clips 11, the second fixture block 38 is connected in the adjacent card slot 4 of adjoining clips 11
In another, in two card slots 4 of two adjacent 11 inner ends of fixture, the first fixture block 37 is connected in one of card slot 4, separately
The second fixture block 38 is connected in one card slot 4, to realize being fixedly connected to two split type toolings 1 of connector 3.
First fixture block 37 with and the second fixture block 38 and card slot 4 snap fit as shown in figure 3, in limit plate 34 and groove 32
Wall is fitted closely and is interference fitted, and clamping block 36 and 35 inner wall of clamping groove fit closely, arc panel 31, groove in the present embodiment
32, draw runner 33 and limit plate 36 are the arc being mutually matched, and guarantee that draw runner 33 and limit plate 36 smoothly slide in groove 32.
When needing dismantling connection part 3, it is flipped up the left end of limit plate 34, clamping block 36 is detached from clamping groove 35, to the right
Draw runner 33 is slided, the second fixture block 38 is driven to slide to the right for draw runner 33 until the second fixture block 38 touches the right side wall of affiliated card slot 4
Until, pin that draw runner 33 is motionless, relatively to the left sliding arc panel 31 touched until the first fixture block 38 belonging to card slot 4 left side wall
Until, it is lifted up connector 3 at this time, the second fixture block 38 and the first fixture block 37 can be detached from from affiliated card slot 4, the company of realization
The disassembly of fitting 3, identical as above-mentioned principle when needing installation connecting element 3, the reverse operating above process can be realized.
Specifically, the inner wall front and rear sides of groove 32 symmetrically offer sliding slot 321, the front and rear surfaces of draw runner 33 are fixed
It is equipped with sliding block 331,331 slidable fit of sliding block is in same side chute 321.
The cooperation of sliding slot 321 and sliding block 331 realizes the limit slided in groove 32 to draw runner 33, avoids draw runner 33 de-
From groove 32.
Specifically, at least three groups of the quantity of vacuum chuck 15, vacuum chuck described in every group in the split type tooling 1
15 quantity is two, and two vacuum chucks 15 are located at the front and rear sides of air bag 13, the suction that multiple suckers 15 can consolidate
Attached protective layer 16.
Specifically, 12 inner wall of buffer layer is the imitation profile to match with 16 outer wall of protective layer, this imitation profile to delay
It rushes layer 12 preferably to contact with protective layer 16, realizes the fitting of the uniform profiling to 16 surface loading force of protective layer, be effectively ensured
The assembling quality of product.
Specifically, offering semi-circular recesses 5 on the left of the upper surface of arc panel 31, and semi-circular recesses 5 and groove 32
It is connected, the diameter of semi-circular recesses 5 is at least 1 centimetre, this semi-circular recesses 5 is used to be flipped up limit
The left end of plate 36, can easily exert a force the left end to limit plate 36 inside finger insertion semi-circular recesses 5 when use.
Working principle: when using the present apparatus, being operated according to following processes,
(1) before assembly, the air bag 13 inside split type tooling 1 is unaerated state, and operator leads to protective layer 16
The inner wall that vacuum chuck 15 is fixed on split type tooling 1 is crossed, and coats bonding agent in the inner wall of protective layer 16, is obtained by processing
Split type tooling 1；
(2) bonding agent is coated to bonding region in circumference special-shaped shell body 2, it will be treated split type in step (1)
Tooling 1 be moved to circumference special-shaped shell body 2 to bonding location, the positioning datum had by oneself by 2 surface of circumference special-shaped shell body will be through
The split type tooling 1 for crossing processing is installed in place, and completes the assembly of a split type tooling 1；
(3) step (1) and (2) is repeated, after the assembling work for completing four split type toolings 1, on split type 1 surface of tooling
Apply certain pretightning force, split type tooling 1 is squeezed from four circumferential centers, then using connector 3 by 11 liang of adjoining clips
Two are connected and fixed；
(4) it closes vacuum generator and discharges sucker 15, inflate to air bag 13, protective layer 16 is applied uniformly using air bag 13
Lasting loading force.
(5) if circumference special-shaped shell body 2 is axial too long and when needing the assembly of the split type tooling 1 of multi-turn, the split type work of Yi Yiquan
1 is filled as assembly unit, repeats step (1)~(4) step, realizes working continuously for single products assembly tooling.
(6) it after the completion of pressure maintaining, deflates to air bag 13, unloads the connector 3 being arranged between split type tooling 1, disassembly is seperated
Formula tooling 1 completes assembly.
Claims (7)
1. a kind of circumference special-shaped shell body protective materials assembly tooling of loading by air bag, it is characterised in that: including at least two fissions
Formula tooling (1), and internal formation profiling cavity after split type tooling (1) splicing, the split type tooling (1) includes fixture
(11), the medial surface fixing assembling of the fixture (11) has buffer layer (12), and the inside of the buffer layer (12) is filled with air bag
(13), the lateral surface of the air bag (13) is communicated with conduit (14), and the outboard end of conduit (14) through buffer layer (12) and presss from both sides
Tool (11) extends to outside, and the inside of the buffer layer (12) is plugged with vacuum chuck (15), outside the vacuum chuck (15)
Side end extends to outside through buffer layer (12) and fixture (11), and buffer layer is run through in the inner end of vacuum chuck (15)
(12) it is adsorbed with protective layer (16), the inner wall of the protective layer (16) is clamped with circumference special-shaped shell body (2).
2. a kind of circumference special-shaped shell body protective materials assembly tooling of loading by air bag according to claim 1, feature exist
In: the lateral surface left and right ends of the fixture (11) offer card slot (4), the adjacent card slot for two fixtures (11) that are connected
(4) connector (3) are connected between.
3. a kind of circumference special-shaped shell body protective materials assembly tooling of loading by air bag according to claim 2, feature exist
In: the connector (3) includes arc panel (31), the medial surface of the arc panel (31) be connected two fixtures (11) outside
Side junction fits closely, and laterally opens up fluted (32) on the right side of the upper surface of the arc panel (31), and groove (32)
Right end extends to the right side of arc panel (31), and the inner right side slidable fit of the groove (32) has draw runner (33), the cunning
The left end of item (33) is hinged with limit plate (34), and the left end of groove (32) the inner wall front and rear sides symmetrically offers clamping groove
(35), the equal fixing assembling of front and rear surfaces of the limit plate (34) has clamping block (36), and the limit plate (34) is plugged in groove
(32) on the left of inner wall, the clamping block (36) is connected in the ipsilateral clamping groove (35), the following table of the arc panel (31)
Left side of face fixing assembling has the first fixture block (37), and fixing assembling has the second fixture block (38) on the right side of the lower surface of the draw runner (33),
First fixture block (37) is connected in one in the adjacent card slot (4) of the adjacent fixture (11), second card
Block (38) is connected in another in the adjacent card slot (4) of the adjacent fixture (11).
4. a kind of circumference special-shaped shell body protective materials assembly tooling of loading by air bag according to claim 3, feature exist
In: the inner wall front and rear sides of the groove (32) symmetrically offer sliding slot (321), and the front and rear surfaces of the draw runner (33) are fixed
It is equipped with sliding block (331), sliding block (331) slidable fit is in the ipsilateral sliding slot (321).
5. a kind of circumference special-shaped shell body protective materials assembly tooling of loading by air bag according to claim 1, feature exist
In: at least three groups of the quantity of the interior vacuum chuck of the split type tooling (1) (15), the quantity of vacuum chuck described in every group (15)
It is two, and two vacuum chucks (15) are located at the front and rear sides of air bag (13).
6. a kind of circumference special-shaped shell body protective materials assembly tooling of loading by air bag according to claim 1, feature exist
In: buffer layer (12) inner wall is the imitation profile to match with protective layer (16) outer wall.
7. a kind of circumference special-shaped shell body protective materials assembly tooling of loading by air bag according to claim 3, feature exist
In: it is offered semi-circular recesses (5) on the left of the upper surface of the arc panel (31), and semi-circular recesses (5) and groove (32) phase
Connection, the diameter of the semi-circular recesses (5) are at least 1 centimetre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811372722.4A CN109290979A (en) | 2018-11-19 | 2018-11-19 | An airbag-loaded circumferential special-shaped shell protective material assembly tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811372722.4A CN109290979A (en) | 2018-11-19 | 2018-11-19 | An airbag-loaded circumferential special-shaped shell protective material assembly tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109290979A true CN109290979A (en) | 2019-02-01 |
Family
ID=65143017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811372722.4A Pending CN109290979A (en) | 2018-11-19 | 2018-11-19 | An airbag-loaded circumferential special-shaped shell protective material assembly tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109290979A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109759938A (en) * | 2019-02-15 | 2019-05-17 | 中国石油化工股份有限公司 | A kind of friable rock cylindrical sample burnishing device |
| CN110861019A (en) * | 2019-12-20 | 2020-03-06 | 无锡世月星科技有限公司 | Split type special-shaped part anchor clamps |
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| CN107605898A (en) * | 2017-09-15 | 2018-01-19 | 深圳天珑无线科技有限公司 | A kind of viscose glue assembly method |
| CN209350106U (en) * | 2018-11-19 | 2019-09-06 | 宁波智能制造技术研究院有限公司 | A kind of circumference special-shaped shell body protective materials assembly tooling of loading by air bag |
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- 2018-11-19 CN CN201811372722.4A patent/CN109290979A/en active Pending
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| CA2555605A1 (en) * | 2006-08-11 | 2008-02-11 | Noetic Engineering Inc. | Radial piston crimping tool |
| CN201287246Y (en) * | 2008-09-25 | 2009-08-12 | 艾美特焊接自动化技术(北京)有限公司 | Fixture structure with inner-expansion air chamber |
| CN205111632U (en) * | 2015-10-13 | 2016-03-30 | 杭州职业技术学院 | A buffer gear for anchor clamps |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109759938A (en) * | 2019-02-15 | 2019-05-17 | 中国石油化工股份有限公司 | A kind of friable rock cylindrical sample burnishing device |
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Application publication date: 20190201 |