CN110371735A - Wrap-up is used in a kind of processing of fireproof and heat-insulating material - Google Patents
Wrap-up is used in a kind of processing of fireproof and heat-insulating material Download PDFInfo
- Publication number
- CN110371735A CN110371735A CN201910694468.8A CN201910694468A CN110371735A CN 110371735 A CN110371735 A CN 110371735A CN 201910694468 A CN201910694468 A CN 201910694468A CN 110371735 A CN110371735 A CN 110371735A
- Authority
- CN
- China
- Prior art keywords
- fixed
- plate
- roll
- wind
- fireproof
- 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.)
- Granted
Links
- 239000011810 insulating material Substances 0.000 title claims abstract description 18
- 238000012545 processing Methods 0.000 title claims abstract description 17
- 241000220317 Rosa Species 0.000 claims abstract description 24
- 230000006835 compression Effects 0.000 claims abstract description 17
- 238000007906 compression Methods 0.000 claims abstract description 17
- 238000003825 pressing Methods 0.000 claims abstract description 14
- 239000000758 substrate Substances 0.000 claims abstract description 14
- 238000004804 winding Methods 0.000 claims description 8
- 239000003463 adsorbent Substances 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 2
- 239000000463 material Substances 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 9
- 239000002994 raw material Substances 0.000 abstract description 8
- 238000004140 cleaning Methods 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 3
- 239000012774 insulation material Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 241000208671 Campanulaceae Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000002156 adsorbate Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/04—Cleaning by suction, with or without auxiliary action
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H18/00—Winding webs
- B65H18/08—Web-winding mechanisms
- B65H18/10—Mechanisms in which power is applied to web-roll spindle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H18/00—Winding webs
- B65H18/08—Web-winding mechanisms
- B65H18/26—Mechanisms for controlling contact pressure on winding-web package, e.g. for regulating the quantity of air between web layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/19—Specific article or web
Landscapes
- Building Environments (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a kind of fireproof and heat-insulating material processing wrap-ups, including fixed plate, substrate, support plate, wind-up roll, pressure plate, matching board, mounting plate and Rose Box, fixed plate is vertically and fixedly provided in a side of the substrate, the fixed plate has been set gradually from left to right mounting plate, mounting plate, wind-up roll, mounting plate described in two groups is staggered, and air draught box is mounted in the adjacent side of two groups of mounting plates, side in the air draught box far from mounting plate is provided with the air inlet of strip, matching board is fixed with right above corresponding wind-up roll at the top of the fixed plate, the matching board bottom has dug compression chamber, sliding is provided with pressing device at the compression chamber, the pressing device bottom is provided with pressure plate.Fireproof and heat-insulating material processing wrap-up, design rationally, can carry out absorption cleaning to the raw material of bonding in material wound passes through, while can assist compressing in wrapup procedure, be suitble to promote the use of.
Description
Technical field
The invention belongs to thermal insulation material production technical fields, and in particular to a kind of fireproof and heat-insulating material processing winding dress
It sets.
Background technique
Fireproof and heat-insulating material is inorganic active thermal insulation material with ordinary cement, insulation stone, calcium powder, campanulaceae, etc. as main
Raw material, the closed pore inorganic active thermal insulation material made of advanced production technology and Chemical Engineering Technology are studied through test of many times.?
Thermal insulation material is usually processed into cloth-like or cushion when production, and then storage storage conveniently is carried out to thermal insulation material in production.
Existing thermal insulation material wrap-up, cannot be in wrapup procedure to the original being bonded on the thermal insulation material two sides of cloth-like
Material is effectively cleared up.
Summary of the invention
The purpose of the present invention is to provide a kind of fireproof and heat-insulating material processing wrap-ups, to solve above-mentioned background technique
The problem of middle proposition.
To achieve the above object, the invention provides the following technical scheme: a kind of fireproof and heat-insulating material, which is processed, uses wrap-up,
Including fixed plate, substrate, support plate, wind-up roll, pressure plate, matching board, mounting plate and Rose Box, in a side of the substrate
It is vertically and fixedly provided with fixed plate, the fixed plate has been set gradually from left to right mounting plate, mounting plate, wind-up roll, pacifies described in two groups
Loading board is staggered, and air draught box is mounted in the adjacent side of two groups of mounting plates, far from mounting plate in the air draught box
Side is provided with the air inlet of strip, and the air draught box is provided with communicating pipe close to the side of mounting plate, and the fixed plate is separate
The side of wind-up roll is fixed with Rose Box, is connected to one end of Rose Box the communicating pipe, the wind-up roll is rotatably installed in base
One end of the surface of plate, the wind-up roll is stretched out across fixed plate, and the one end stretched out is equipped with rotary electric machine, the substrate
Top middle section has dug cavity, and rotation is provided with adjusting rod in the cavity, and one end of the adjusting rod is stretched out across cavity,
And the one end for stretching out cavity is equipped with adjusting motor, is arranged on the adjusting rod and is equipped with sliding shoe, top at the top of the sliding shoe
Portion is fixed with support plate, and the lock chamber fixed for wind-up roll, the fixed plate top are dug on the inner side edge of the support plate
Matching board is fixed with right above corresponding wind-up roll, the matching board bottom has dug compression chamber, slided at the compression chamber
It is provided with pressing device, the pressing device bottom is provided with pressure plate.
Preferably, the pressing device includes sliding block, fixed link and compressor arm, and the compression is intracavitary to be fixed with fixed link,
Symmetrical sliding sleeve is equipped with sliding block in the fixed link, and the slider bottom is hingedly equipped with compressor arm, and the compressor arm is far from sliding
One end of block is hingedly mounted at the top of pressure plate.
Preferably, fixed link described in two groups is arranged in splayed configuration, spring is arranged in the fixed link, and spring setting exists
Between two groups of sliding blocks.
Preferably, the arc-shaped plate structure of the pressure plate, and be bonded at the top of pressure plate and wind-up roll, in the pressure plate
Portion, which is embedded, is equipped with several groups ball, and the prominent pressure plate of a part of the ball stretches out, and covers on wind-up roll.
Preferably, Rose Box middle section grafting is equipped with drawer, strainer is vertically and fixedly provided on the drawer, and pass through
Strainer is divided into filter chamber and adsorbent chamber, and cross fixed frame is fixed in the adsorbent chamber, is equipped with wind on the fixed frame
Fan, the strainer, which is arranged in a side of filter chamber, is fixed with vibration motor, and the side of the Rose Box is connected to communicating pipe,
The other side of the Rose Box has dug vent.
Technical effect and advantage of the invention: fireproof and heat-insulating material processing wrap-up passes through the Rose Box of setting
With air draught box, the cooperation between strainer, vibration motor, drawer and fan and communicating pipe and air draught box in Rose Box can be with
Adsorption filtration cleaning is carried out to the raw material of two side bonds of cloth-like material after processing during the work time, and then avoids raw material
Cloth-like material two sides are bonded in, the compressor arm, cunning by the pressure plate, matching board and pressing device of setting, in pressing device
Cooperation between block, fixed link and spring can compress winding by the thermal insulation material of cloth-like in wrapup procedure, and then avoid winding
When there are gaps between layers.Fireproof and heat-insulating material processing wrap-up, design rationally, can be in material wound passes through
Absorption cleaning is carried out to the raw material of bonding, while can assist compressing in wrapup procedure, is suitble to promote the use of.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the cross-sectional view in Fig. 1 of the present invention at A-A；
Fig. 3 is the cross-sectional view of Rose Box of the present invention.
In figure: 1 fixed plate, 2 substrates, 3 support plates, 4 adjust motor, 5 adjusting rods, 6 wind-up rolls, 61 rotary electric machines, 7 compressions
Plate, 71 balls, 8 matching boards, 9 pressing devices, 10 compressor arms, 11 sliding blocks, 12 fixed links, 13 springs, 14 Rose Boxes, 16 strainers,
17 vibration motors, 18 drawers, 19 fans, 20 mounting plates, 21 air draught boxes, 22 communicating pipes.
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.
The present invention provides a kind of fireproof and heat-insulating material processing wrap-up as shown in Figs. 1-3, including fixed plate 1,
Substrate 2, support plate 3, wind-up roll 6, pressure plate 7, matching board 8, mounting plate 20 and Rose Box 14, in a side of the substrate 2
It is vertically and fixedly provided with fixed plate 1, the fixed plate 1 has been set gradually from left to right mounting plate 20, mounting plate 20, wind-up roll 6, and two groups
The mounting plate 20 is staggered, and air draught box 21 is mounted in the adjacent side of two groups of mounting plates 20, the air draught box 21
The side of interior separate mounting plate 20 is provided with the air inlet of strip, and the air draught box 21 is provided with company close to the side of mounting plate 20
Siphunculus 22, the fixed plate 1 are fixed with Rose Box 14, the communicating pipe 22 and the one of Rose Box 14 far from the side of wind-up roll 6
End connection, the wind-up roll 6 are rotatably installed in the surface of substrate 2, and one end of the wind-up roll 6 is stretched out across fixed plate 1, and
One end of stretching is equipped with rotary electric machine 61, and the 2 top middle section of substrate has dug cavity, and rotation is provided in the cavity
Adjusting rod 5, one end that one end of the adjusting rod 5 is stretched out across cavity, and stretches out cavity, which is equipped with, adjusts motor 4, the tune
It is arranged on pole 5 and sliding shoe is installed, top is fixed with support plate 3 at the top of the sliding shoe, on the inner side edge of the support plate 3
The lock chamber fixed for wind-up roll 6 is dug, the surface of corresponding wind-up roll 6 is fixed with matching board at the top of the fixed plate 1
8,8 bottom of matching board has dug compression chamber, and sliding is provided with pressing device 9,9 bottom of pressing device at the compression chamber
Portion is provided with pressure plate 7.
Specifically, the pressing device 9 includes sliding block 11, fixed link 12 and compressor arm 10, the pressing device 9 can be right
Cloth carries out auxiliary compression, not tight into avoiding winding between layers when winding, and the compression is intracavitary to be fixed with fixed link 12,
Symmetrical sliding sleeve is equipped with sliding block 11 in the fixed link 12, and 11 bottom of sliding block is hingedly equipped with compressor arm 10, the compression
Bar 10 is hingedly mounted on 7 top of pressure plate far from one end of sliding block 11.
Specifically, fixed link 12 described in two groups is arranged in splayed configuration, spring 13, and spring are arranged in the fixed link 12
13 are arranged between two groups of sliding blocks 11, and the spring 13 can provide in wrapup procedure compresses elastic force.
Specifically, the arc-shaped plate structure of the pressure plate 7, and be bonded at the top of pressure plate 7 and wind-up roll 6, the compression
It is embedded inside plate 7 and several groups ball 71 is installed, the prominent pressure plate 7 of a part of the ball 71 stretches out, and covers and winding
On roller 6.
Specifically, the 14 middle section grafting of Rose Box is equipped with drawer 18, strainer is vertically and fixedly provided on the drawer 18
16, and divided by strainer 16 for filter chamber and adsorbent chamber, cross fixed frame, the fixed frame are fixed in the adsorbent chamber
On fan 19 is installed, the strainer 16, which is arranged in a side of filter chamber, is fixed with vibration motor 17, the vibration motor
17 materials that can be bonded on strainer 16 to filtering are cleared up, and the drawer 18 can receive the raw material under cleaning
Collection, the side of the Rose Box 14 are connected to communicating pipe 22, and the other side of the Rose Box 14 has dug vent.
Specifically, fireproof and heat-insulating material processing wrap-up, when work, reel is arranged and is plugged on wind-up roll 6
On, starting adjusts motor 4, adjusts the rotation of motor 4 and adjusting rod 5 is driven to rotate, adjusting rod 5 is threadedly engaged with sliding shoe, and then is made
Sliding shoe sliding drives support plate 3 mobile, is fixed on the side of wind-up roll 6, Heat-insulation cloth is sequentially passed through when sliding shoe is mobile
Two groups of air draught boxes 21, are finally fixed on reel, and are pressed on the ball 71 on pressure plate 7 at the top of reel, open and turn
Dynamic motor 61 and fan 19 move motor rotation and wind-up roll 6 are driven to rotate, and then rotate reel, in reel rotation, band
Dynamic cloth-like material wound, when winding, 19 exhausting of fan, air draught at air draught box 21, and then to the raw material of cloth-like material two sides into
Row absorption, is connected to by communicating pipe 22 with Rose Box 14, can be to the material in air draught air by the strainer 16 in Rose Box 14
Material is filtered, while vibration motor 17 can be such that the vibration of the material on partial adsorbates falls in drawer 18, in wrapup procedure
In, pressure plate 7 is pressed on always at the top of cloth-like material, cloth-like material gradually after an action of the bowels when, pressure plate 7 rises, and then makes to compress
Bar 10 rises compression, so with movable slider 11 in fixed link 12 to compressed spring 13 simultaneously mobile at center, and then make to compress
Plate 7 is pressed on reel always, at the end, is made to adjust the reversion of motor 4, and then remove support plate, is removed reel, change
New reel repeats aforesaid operations.Fireproof and heat-insulating material processing wrap-up, design rationally, can be logical in material wound
Absorption cleaning is carried out to the raw material of bonding in crossing, while can assist compressing in wrapup procedure, is suitble to promote the use of.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (5)
1. a kind of fireproof and heat-insulating material processing wrap-up, including fixed plate (1), substrate (2), support plate (3), wind-up roll
(6), pressure plate (7), matching board (8), mounting plate (20) and Rose Box (14), it is characterised in that: a side of the substrate (2)
On be vertically and fixedly provided with fixed plate (1), the fixed plate (1) be set gradually from left to right mounting plate (20), mounting plate (20), receive
Winding up roller (6), mounting plate described in two groups (20) are staggered, and are mounted on air draught box in the adjacent side of two groups of mounting plates (20)
(21), the side in the air draught box (21) far from mounting plate (20) is provided with the air inlet of strip, and the air draught box (21) is leaned on
The side of nearly mounting plate (20) is provided with communicating pipe (22), and the fixed plate (1) is fixed with filtering far from the side of wind-up roll (6)
Case (14), the communicating pipe (22) are connected to one end of Rose Box (14), and the wind-up roll (6) is rotatably installed in substrate (2)
One end of surface, the wind-up roll (6) is stretched out across fixed plate (1), and the one end stretched out is equipped with rotary electric machine (61), institute
It states middle section at the top of substrate (2) and has dug cavity, rotation is provided with adjusting rod (5) in the cavity, and the one of the adjusting rod (5)
End is stretched out across cavity, and the one end for stretching out cavity is equipped with and adjusts motor (4), is arranged on the adjusting rod (5) and is equipped with cunning
Motion block, sliding shoe top top are fixed with support plate (3), have dug on the inner side edge of the support plate (3) for wind-up roll
(6) fixed lock chamber is fixed with matching board (8) at the top of the fixed plate (1) right above corresponding wind-up roll (6), described
Matching board (8) bottom has dug compression chamber, slides and is provided with pressing device (9) at the compression chamber, pressing device (9) bottom
Portion is provided with pressure plate (7).
2. a kind of fireproof and heat-insulating material processing wrap-up according to claim 1, it is characterised in that: the compression dress
Setting (9) includes sliding block (11), fixed link (12) and compressor arm (10), and the compression is intracavitary to be fixed with fixed link (12), described solid
Symmetrical sliding sleeve is equipped with sliding block (11) in fixed pole (12), and sliding block (11) bottom is hingedly equipped with compressor arm (10), the pressure
Tight bar (10) is hingedly mounted at the top of pressure plate (7) far from the one end of sliding block (11).
3. a kind of fireproof and heat-insulating material processing wrap-up according to claim 2, it is characterised in that: solid described in two groups
Fixed pole (12) is arranged in splayed configuration, is arranged with spring (13) on the fixed link (12), and spring (13) is arranged in two groups of sliding blocks
(11) between.
4. a kind of fireproof and heat-insulating material processing wrap-up according to claim 1, it is characterised in that: the pressure plate
(7) arc-shaped plate structure, and be bonded at the top of pressure plate (7) and wind-up roll (6), it is embedded and is equipped with inside the pressure plate (7)
A part prominent pressure plate (7) of several groups ball (71), the ball (71) is stretched out, and is covered on wind-up roll (6).
5. a kind of fireproof and heat-insulating material processing wrap-up according to claim 1, it is characterised in that: the Rose Box
(14) middle section grafting is equipped with drawer (18), is vertically and fixedly provided with strainer (16) on the drawer (18), and passes through strainer (16)
It is divided into filter chamber and adsorbent chamber, cross fixed frame is fixed in the adsorbent chamber, fan is installed on the fixed frame
(19), the strainer (16), which is arranged in a side of filter chamber, is fixed with vibration motor (17), and the one of the Rose Box (14)
Side is connected to communicating pipe (22), and the other side of the Rose Box (14) has dug vent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910694468.8A CN110371735B (en) | 2019-07-30 | 2019-07-30 | Coiling mechanism is used in processing of fire prevention insulation material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910694468.8A CN110371735B (en) | 2019-07-30 | 2019-07-30 | Coiling mechanism is used in processing of fire prevention insulation material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110371735A true CN110371735A (en) | 2019-10-25 |
| CN110371735B CN110371735B (en) | 2024-02-13 |
Family
ID=68257030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910694468.8A Active CN110371735B (en) | 2019-07-30 | 2019-07-30 | Coiling mechanism is used in processing of fire prevention insulation material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110371735B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110745606A (en) * | 2019-11-08 | 2020-02-04 | 浙江驭能新材料科技有限公司 | Anti-yellowing TPU car paint protection film processing equipment |
| CN112371754A (en) * | 2020-10-16 | 2021-02-19 | 四川汇源钢建科技股份有限公司 | Coiler mandrel driving rectangular pyramid structure and using method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB746162A (en) * | 1954-09-23 | 1956-03-07 | Sulzer Ag | Filters for filtering foreign bodies from gas streams |
| CN205974944U (en) * | 2016-08-29 | 2017-02-22 | 浙江汇锋新材料股份有限公司 | Weaving cloth coiling mechanism |
| CN206645607U (en) * | 2017-04-07 | 2017-11-17 | 云和漫行者玩具有限公司 | A kind of non-woven fabrics splitting winding equipment |
| CN108910577A (en) * | 2018-07-13 | 2018-11-30 | 临泉县中能塑编有限公司 | It can be avoided the wrap-up of woven bag fold |
| CN210366180U (en) * | 2019-07-30 | 2020-04-21 | 徐州阿利斯塔新型建材有限公司 | Coiling mechanism is used in processing of fire prevention insulation material |
-
2019
- 2019-07-30 CN CN201910694468.8A patent/CN110371735B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB746162A (en) * | 1954-09-23 | 1956-03-07 | Sulzer Ag | Filters for filtering foreign bodies from gas streams |
| CN205974944U (en) * | 2016-08-29 | 2017-02-22 | 浙江汇锋新材料股份有限公司 | Weaving cloth coiling mechanism |
| CN206645607U (en) * | 2017-04-07 | 2017-11-17 | 云和漫行者玩具有限公司 | A kind of non-woven fabrics splitting winding equipment |
| CN108910577A (en) * | 2018-07-13 | 2018-11-30 | 临泉县中能塑编有限公司 | It can be avoided the wrap-up of woven bag fold |
| CN210366180U (en) * | 2019-07-30 | 2020-04-21 | 徐州阿利斯塔新型建材有限公司 | Coiling mechanism is used in processing of fire prevention insulation material |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110745606A (en) * | 2019-11-08 | 2020-02-04 | 浙江驭能新材料科技有限公司 | Anti-yellowing TPU car paint protection film processing equipment |
| CN112371754A (en) * | 2020-10-16 | 2021-02-19 | 四川汇源钢建科技股份有限公司 | Coiler mandrel driving rectangular pyramid structure and using method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110371735B (en) | 2024-02-13 |
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