CN114211807A - Be used for car to inhale cotton processing forming device of sound - Google Patents
Be used for car to inhale cotton processing forming device of sound Download PDFInfo
- Publication number
- CN114211807A CN114211807A CN202111328436.XA CN202111328436A CN114211807A CN 114211807 A CN114211807 A CN 114211807A CN 202111328436 A CN202111328436 A CN 202111328436A CN 114211807 A CN114211807 A CN 114211807A
- Authority
- CN
- China
- Prior art keywords
- frame
- sound
- fixedly connected
- forming device
- cutting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229920000742 Cotton Polymers 0.000 title claims abstract description 49
- 238000005520 cutting process Methods 0.000 claims abstract description 47
- 238000003825 pressing Methods 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 6
- 230000001681 protective effect Effects 0.000 claims abstract description 4
- 238000007493 shaping process Methods 0.000 claims description 17
- 238000000465 moulding Methods 0.000 claims description 13
- 238000010521 absorption reaction Methods 0.000 claims description 10
- 239000004677 Nylon Substances 0.000 claims description 7
- 239000006096 absorbing agent Substances 0.000 claims description 7
- 229920001778 nylon Polymers 0.000 claims description 7
- 230000035939 shock Effects 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 7
- 230000005489 elastic deformation Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 1
- 239000002994 raw material Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 210000002268 wool Anatomy 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B9/00—Presses specially adapted for particular purposes
- B30B9/28—Presses specially adapted for particular purposes for forming shaped articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
- B30B1/32—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by plungers under fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/02—Dies; Inserts therefor; Mounting thereof; Moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/08—Accessory tools, e.g. knives; Mountings therefor
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06H—MARKING, INSPECTING, SEAMING OR SEVERING TEXTILE MATERIALS
- D06H7/00—Apparatus or processes for cutting, or otherwise severing, specially adapted for the cutting, or otherwise severing, of textile materials
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Textile Engineering (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
- Passenger Equipment (AREA)
Abstract
The invention discloses a processing and forming device for automobile sound-absorbing cotton, which comprises a main body unit, a sound-absorbing cotton processing and forming device and a sound-absorbing cotton processing and forming device, wherein the main body unit comprises a bottom plate, a forming fixed die assembly arranged on the upper part of the bottom plate, and a supporting frame arranged on the bottom plate; the hydraulic power unit comprises a protective table arranged on the upper side of the support frame, a hydraulic station arranged on the inner side of the protective table and a guide pressing frame arranged on the inner side of the support frame, wherein an upper template is arranged on the inner side of the guide pressing frame, a forming movable die matched with the forming fixed die assembly is fixedly connected to the bottom of the upper template, and a cutting assembly is arranged on the inner side of the guide pressing frame around the forming movable die; according to the invention, in the process of pressing and forming the sound-absorbing cotton in the die, the guide pressing frame drives the cutting assembly to synchronously work, so that after the sound-absorbing cotton is formed, redundant leftover materials can be cut off in a later-stage manner, so that the later-stage cutting work is omitted, and the production efficiency of the sound-absorbing cotton is improved.
Description
Technical Field
The invention relates to the technical field of automobile accessory production, in particular to a processing and forming device for automobile sound-absorbing cotton.
Background
The production process of the automobile sound-absorbing cotton is divided into needle punching feeding, feeding and preheating until the final hot press molding, namely, after a carpet clamped on a feeding frame is heated and softened in an oven, the feeding frame is conveyed into a press machine through a chain device arranged on a frame sliding rail, a lifting balance frame is driven to descend until the softened carpet blank on the feeding frame is contacted with a lower die, and then an upper die is driven to be lifted up and pressed down and the lower die is matched with the die to complete the profiling of the carpet blank.
However, after the existing sound-absorbing cotton carpet sheet is formed, a circle of leftover materials exist, subsequent cutting work of workers is needed, the production period is prolonged, the whole production process is delayed, the production rate of sound-absorbing cotton carpet products is required to be further improved, and therefore the sound-absorbing cotton forming device for the automobile is provided for solving the problems.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the above-mentioned problems of the conventional construction board conveyance tool.
Therefore, the present invention is directed to a forming device for an automotive sound-absorbing cotton, which solves the problems of the prior art.
In order to solve the technical problems, the invention provides the following technical scheme: a processing and forming device for automobile sound absorption cotton comprises,
the main body unit comprises a bottom plate, a forming fixed die assembly arranged on the upper part of the bottom plate and a support frame arranged on the bottom plate;
hydraulic power unit, it is including setting up the protection platform of support frame upside, set up in the inboard hydraulic pressure station of protection platform, and set up in the inboard direction of support frame is pressed the frame, the direction is pressed the frame and is passed through hydraulic stem and hydraulic pressure station drive connection, the direction is pressed the frame inboard and is provided with the cope match-plate pattern, and cope match-plate pattern bottom fixedly connected with shaping cover half subassembly matched with shaping movable mould, the direction is pressed the frame inboard and is provided with the cutting subassembly around the shaping movable mould.
As a preferable aspect of the present invention, the processing and forming device for the sound-absorbing cotton for the automobile, wherein: cutting assembly includes fixed connection and is in the knife rest of direction pressure frame inner wall to and the installation sets up the cutting blade of knife rest bottom, a plurality of locating pieces of fixedly connected with between direction pressure frame inner wall and the knife rest upside, and a plurality of locating pieces are and encircle the knife rest and distribute.
As a preferable aspect of the present invention, the processing and forming device for the sound-absorbing cotton for the automobile, wherein: the shaping cover half subassembly includes the cover half platform, and cover half bench be provided with shaping movable mould matched with shaping die cavity, the upside border of cover half platform is seted up and is cut the groove with cutting blade matched with, and cuts the diapire fixedly connected with nylon backing plate in groove.
As a preferable aspect of the present invention, the processing and forming device for the sound-absorbing cotton for the automobile, wherein: the outer side wall of the fixed die table is fixedly connected with an outer boss d, and the length and width of the outer boss d are the same as those of the guide pressing frame.
As a preferable aspect of the present invention, the processing and forming device for the sound-absorbing cotton for the automobile, wherein: symmetrical fixedly connected with bumper shock absorber between the end inner wall of cope match-plate pattern and direction pressure frame, the upside of cope match-plate pattern is symmetry fixedly connected with anticreep pole still, the anticreep pole runs through the one end fixedly connected with anticreep platform of direction pressure frame, be used for the bearing of cope match-plate pattern.
As a preferable aspect of the present invention, the processing and forming device for the sound-absorbing cotton for the automobile, wherein: all fixedly connected with guide rail pole in each corner position of support frame, the lateral wall symmetry fixedly connected with guide rail piece of frame is pressed in the direction, guide rail piece and guide rail pole sliding fit.
As a preferable aspect of the present invention, the processing and forming device for the sound-absorbing cotton for the automobile, wherein: one side symmetry fixedly connected with backup pad of bottom plate, fixedly connected with handrail ladder between backup pad and the protection platform.
The processing and forming device for the sound absorption cotton of the automobile comprises the following using method:
the method comprises the following steps: placing a sound-absorbing cotton piece on the forming fixed die assembly from the feeding table, and driving the guide pressing frame to drive through the hydraulic station, so that the forming movable die starts to press down;
step two: after the forming movable die presses the suction cotton sheet into the forming cavity of the fixed die table, the hydraulic rod continues to press down, the shock absorber generates elastic deformation, and the guide pressing frame is pressed down under stress until the outer edge of the guide pressing frame abuts against the outer boss;
step three: the guide pressing frame can press the leftover materials of the sound-absorbing cotton on the outer boss, so that a sufficient cutting gap is reserved between the leftover materials and the cutting groove;
step four: the synchronous cutting blade also starts to act, so that the synchronous cutting blade is slowly embedded into the cutting groove until the synchronous cutting blade is pressed on the nylon backing plate to cut off the leftover materials of the sound absorption cotton.
According to the invention, in the process of pressing and forming the sound-absorbing cotton in the die, the guide pressing frame drives the cutting assembly to synchronously work, so that after the sound-absorbing cotton is formed, redundant leftover materials can be cut off in a later-stage manner, so that the later-stage cutting work is omitted, and the production efficiency of the sound-absorbing cotton is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein:
fig. 1 is a schematic view of the overall structure of a sound-absorbing cotton processing and forming device for an automobile according to the present invention.
Fig. 2 is a schematic view of the overall back structure of the acoustic absorbent cotton processing and forming device for an automobile according to the present invention.
Fig. 3 is a schematic diagram of a specific matching structure of a molding fixed die assembly and a guiding press frame of the acoustic absorbent cotton processing and molding device for an automobile.
Fig. 4 is a schematic view of the internal structure of a guide press frame for an automotive acoustic wool processing and forming device according to the present invention.
Fig. 5 is a schematic partial sectional structural view of a guide pressing frame for an automotive acoustic wool processing and forming device according to the present invention.
FIG. 6 is a schematic view of a molding fixed mold assembly for an automotive acoustic absorbent cotton processing and molding device according to the present invention.
In the figure: 100-a main body unit, 101-a bottom plate, 102-a forming fixed die assembly, 102 a-a fixed die table, 102 b-a cutting groove, 102 c-a nylon cushion plate, 102 d-an outer boss, 103-a support frame, 104-a guide rail rod, 105-a handrail ladder, 106-a support plate, 200-a hydraulic power unit, 201-a hydraulic station, 202-a protective table, 203-a guide pressing frame, 204-a guide rail block, 205-a hydraulic rod, 206-an anti-release table, 207-an anti-release rod, 208-a cutting assembly, 208 a-a knife rest, 208 b-a positioning block, 208 c-a cutting blade, 209-a shock absorber, 210-an upper die plate and 211-a forming movable die.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Furthermore, the present invention is described in detail with reference to the drawings, and in the detailed description of the embodiments of the present invention, the cross-sectional view illustrating the structure of the device is not enlarged partially according to the general scale for convenience of illustration, and the drawings are only exemplary and should not be construed as limiting the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
Example 1
The embodiment provides a processing and forming device for sound absorption cotton of an automobile, which comprises a main body unit 100 and a hydraulic power unit 200,
the main body unit comprises a bottom plate 101, a forming fixed die assembly 102 arranged on the upper part of the bottom plate 101, and a supporting frame 103 arranged on the bottom plate 101;
Specifically, the cutting assembly 208 includes a tool post 208a fixedly connected to the inner wall of the guiding press frame 203, and a cutting blade 208c installed at the bottom of the tool post 208a, a plurality of positioning blocks 208b are fixedly connected between the inner wall of the guiding press frame 203 and the upper side of the tool post 208a, and the plurality of positioning blocks 208b are distributed around the tool post 208a, and the positioning blocks 208b are triangular blocks, so that the tool post 208a is uniformly stressed, and the cutting blade 208c is conveniently and uniformly stressed to perform cutting work. .
Further, the forming fixed die assembly 102 comprises a fixed die table 102a, a forming die cavity matched with the forming moving die 211 is arranged in the fixed die table 102a, a cutting groove 102b matched with the cutting blade 208c is formed in the edge of the upper side of the fixed die table 102a, a nylon cushion plate 102c is fixedly connected to the bottom wall of the cutting groove 102b, a sufficient cutting gap is reserved during cutting, the knife rest 208a can conveniently perform integral cutting work, an outer boss 102d is fixedly connected to the outer side wall of the fixed die table 102a, the length and width of the outer boss 102d are the same as those of the guide pressing frame 203, the guide pressing frame 203 can integrally cover the fixed die table 102a, and sound absorption cotton at the edge position can be clamped to enable the outer boss 102d to be abutted to the sound absorption cotton.
In the invention, the working principle of the forming device is as follows: firstly, the sound-absorbing cotton piece is placed on the molding fixed die assembly 102, namely the fixed die table 102a from a feeding table, the guide pressing frame 203 is driven by the hydraulic station 201, so that the molding movable die 211 starts to be pressed down, and after the molding movable die 211 presses the suction cotton sheet into the molding cavity of the fixed die base 102a, the hydraulic rod 205 is further pressed downwards, the shock absorber 209 is elastically deformed, at this time, the guide pressing frame 203 is pressed downwards under stress until the outer edge of the guide pressing frame 203 abuts against the outer boss 102d, the guide pressing frame 203 presses the sound-absorbing cotton leftover material on the outer boss 102d, make between leftover bits and the cutting groove 102b leave sufficient cutting clearance, synchronous cutting blade 208c also begins to move, makes it slowly imbed to cutting groove 102b until pressing will inhale the cotton leftover bits of sound and cut off on nylon backing plate 102c, accomplishes cutting of leftover bits when the shaping, has improved the whole production efficiency who inhales the cotton carpet of sound.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (8)
1. The utility model provides a be used for car to inhale cotton processing forming device of sound which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the device comprises a main body unit (100) and a control unit, wherein the main body unit comprises a bottom plate (101), a forming fixed die assembly (102) arranged on the upper part of the bottom plate (101), and a support frame (103) arranged on the bottom plate (101);
hydraulic power unit (200), it is including setting up protection platform (202) of support frame (103) upside, set up in hydraulic pressure station (201) of protection platform (202) inboard, and set up in frame (203) is pressed in the inboard direction of support frame (103), the direction is pressed frame (203) and is connected with hydraulic pressure station (201) drive through hydraulic stem (205), direction is pressed frame (203) inboard and is provided with cope match-plate pattern (210), and cope match-plate pattern (210) bottom fixedly connected with shaping cover half subassembly (102) matched with shaping movable mould (211), direction is pressed frame (203) inboard and is provided with cutting assembly (208) around shaping movable mould (211).
2. The forming device of claim 1, wherein: cutting assembly (208) including fixed connection in knife rest (208a) of direction pressure frame (203) inner wall to and the installation sets up cutting blade (208c) bottom knife rest (208a), a plurality of locating pieces (208b) of fixed connection between direction pressure frame (203) inner wall and knife rest (208a) upside, and a plurality of locating pieces (208b) are and encircle knife rest (208a) and distribute.
3. The automotive sound absorption cotton processing and forming device as claimed in claim 2, wherein: the shaping cover half subassembly (102) includes cover half platform (102a), and be provided with in cover half platform (102a) with shaping movable mould (211) matched with shaping die cavity, the upside border of cover half platform (102a) is seted up with cutting blade (208c) matched with cutting groove (102b), and the diapire fixedly connected with nylon backing plate (102c) of cutting groove (102 b).
4. The automotive sound absorption cotton processing and forming device according to claim 3, wherein: the outer side wall of the fixed die table (102a) is also fixedly connected with an outer boss (102d), and the length and width of the outer boss (102d) are the same as those of the guide pressing frame (203).
5. The forming device for the automobile sound absorption cotton according to any one of claims 1 to 4, wherein: symmetrical fixedly connected with bumper shock absorber (209) between the end inner wall of cope match-plate pattern (210) and direction pressure frame (203), the upside of cope match-plate pattern (210) is symmetry fixedly connected with anticreep pole (207) still, anticreep pole (207) run through one end fixedly connected with anticreep platform (206) of direction pressure frame (203), be used for the bearing of cope match-plate pattern (210).
6. The forming device of claim 5, wherein: all corner positions of support frame (103) are fixedly connected with guide rail pole (104), the lateral wall symmetry fixedly connected with guide rail piece (204) of direction pressure frame (203), guide rail piece (204) and guide rail pole (104) sliding fit.
7. The forming device of claim 6, wherein: one side of the bottom plate (101) is symmetrically and fixedly connected with a supporting plate (106), and an armrest ladder (105) is fixedly connected between the supporting plate (106) and the protective platform (202).
8. The forming device of claim 7, wherein: the using method comprises the following steps:
the method comprises the following steps: placing a sound-absorbing cotton piece on a molding fixed die assembly (102) from a feeding table, and driving a guide pressing frame (203) to drive through a hydraulic station (201), so that a molding movable die (211) starts to be pressed downwards;
step two: when the molding movable die (211) presses the cotton sheet into the molding cavity of the fixed die table (102a), the hydraulic rod (205) continues to press downwards, the shock absorber (209) generates elastic deformation, and the guide pressure frame (203) is pressed downwards under stress until the outer edge of the guide pressure frame (203) abuts against the outer boss (102 d);
step three: the guide pressing frame (203) presses the sound-absorbing cotton leftover material on the outer boss (102d) so that a sufficient cutting gap is reserved between the leftover material and the cutting groove (102 b);
step four: the synchronous cutting blade (208c) starts to operate, so that the synchronous cutting blade is gradually embedded into the cutting groove (102b) until the synchronous cutting blade is pressed on the nylon backing plate (102c) to cut off the leftover materials of the sound absorption cotton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111328436.XA CN114211807A (en) | 2021-11-10 | 2021-11-10 | Be used for car to inhale cotton processing forming device of sound |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111328436.XA CN114211807A (en) | 2021-11-10 | 2021-11-10 | Be used for car to inhale cotton processing forming device of sound |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114211807A true CN114211807A (en) | 2022-03-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111328436.XA Pending CN114211807A (en) | 2021-11-10 | 2021-11-10 | Be used for car to inhale cotton processing forming device of sound |
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| CN (1) | CN114211807A (en) |
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| CN207825445U (en) * | 2018-01-12 | 2018-09-07 | 保定棉金汽车饰件制造有限公司 | A kind of acoustical cotton moulding press |
| CN208359543U (en) * | 2018-05-04 | 2019-01-11 | 武汉市鸿盛华航旅服务股份有限公司 | A kind of molding equipment of ageing-resistant fiber composite acoustical cotton |
| CN209440132U (en) * | 2018-12-27 | 2019-09-27 | 常州市福欧车辆配件有限公司 | A kind of storage adjustable barriers of shelf |
| DE212019000060U1 (en) * | 2019-10-23 | 2019-11-27 | Suzhou Green Rulan Environmental Protection Technology Co., Ltd. | A cutting device for the production of environmental protection devices |
| CN210174268U (en) * | 2018-12-26 | 2020-03-24 | 福州晟佳锦新材料有限公司 | Press-fitting device is used in soundproof cotton production |
| CN211440297U (en) * | 2019-12-17 | 2020-09-08 | 上海佳声毡业有限责任公司 | Be applied to automobile-used sound cotton die-cut device of shaping of inhaling |
| CN211591671U (en) * | 2019-12-27 | 2020-09-29 | 上海佳声毡业有限责任公司 | Be used for car to inhale cotton automatic forming device that cuts of sound |
| CN214561193U (en) * | 2021-04-16 | 2021-11-02 | 重庆金辐汽车零部件有限公司 | Cotton shaping of sound is inhaled to car is with hot cutting device |
| CN216635522U (en) * | 2021-11-10 | 2022-05-31 | 常州市福欧车辆配件有限公司 | Be used for car to inhale cotton processing forming device of sound |
-
2021
- 2021-11-10 CN CN202111328436.XA patent/CN114211807A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107599482A (en) * | 2017-10-15 | 2018-01-19 | 阳新俊华再生棉科技有限公司 | A kind of regeneration cotton production pressuring flat device |
| CN207825445U (en) * | 2018-01-12 | 2018-09-07 | 保定棉金汽车饰件制造有限公司 | A kind of acoustical cotton moulding press |
| CN208359543U (en) * | 2018-05-04 | 2019-01-11 | 武汉市鸿盛华航旅服务股份有限公司 | A kind of molding equipment of ageing-resistant fiber composite acoustical cotton |
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| CN209440132U (en) * | 2018-12-27 | 2019-09-27 | 常州市福欧车辆配件有限公司 | A kind of storage adjustable barriers of shelf |
| DE212019000060U1 (en) * | 2019-10-23 | 2019-11-27 | Suzhou Green Rulan Environmental Protection Technology Co., Ltd. | A cutting device for the production of environmental protection devices |
| CN211440297U (en) * | 2019-12-17 | 2020-09-08 | 上海佳声毡业有限责任公司 | Be applied to automobile-used sound cotton die-cut device of shaping of inhaling |
| CN211591671U (en) * | 2019-12-27 | 2020-09-29 | 上海佳声毡业有限责任公司 | Be used for car to inhale cotton automatic forming device that cuts of sound |
| CN214561193U (en) * | 2021-04-16 | 2021-11-02 | 重庆金辐汽车零部件有限公司 | Cotton shaping of sound is inhaled to car is with hot cutting device |
| CN216635522U (en) * | 2021-11-10 | 2022-05-31 | 常州市福欧车辆配件有限公司 | Be used for car to inhale cotton processing forming device of sound |
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