CN108203011B - High performance automobile sound insulation felt production conveying equipment - Google Patents
High performance automobile sound insulation felt production conveying equipment Download PDFInfo
- Publication number
- CN108203011B CN108203011B CN201611177631.6A CN201611177631A CN108203011B CN 108203011 B CN108203011 B CN 108203011B CN 201611177631 A CN201611177631 A CN 201611177631A CN 108203011 B CN108203011 B CN 108203011B
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- CN
- China
- Prior art keywords
- conveying
- pressing
- unreeling
- assembly
- conveying assembly
- 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.)
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Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 238000009413 insulation Methods 0.000 title description 3
- 238000003825 pressing Methods 0.000 claims abstract description 106
- 239000002994 raw material Substances 0.000 claims abstract description 43
- 230000007246 mechanism Effects 0.000 claims description 87
- 239000000463 material Substances 0.000 claims description 33
- 239000004745 nonwoven fabric Substances 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000007493 shaping process Methods 0.000 description 12
- 230000033001 locomotion Effects 0.000 description 5
- 238000004049 embossing Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000000748 compression moulding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H16/00—Unwinding, paying-out webs
- B65H16/02—Supporting web roll
- B65H16/06—Supporting web roll both-ends type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B41/00—Arrangements for controlling or monitoring lamination processes; Safety arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/10—Properties of the layers or laminate having particular acoustical properties
- B32B2307/102—Insulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2605/00—Vehicles
- B32B2605/08—Cars
Abstract
The invention relates to high-performance automobile sound-proof felt production conveying equipment which is used for conveying raw materials and formed parts of a pressing die (4), and comprises an unreeling assembly (1), a raw material conveying assembly (2) and a formed part conveying assembly (3) which are sequentially arranged, wherein the pressing die (4) is positioned between the raw material conveying assembly (2) and the formed part conveying assembly (3), the unreeling assembly (1) unreels the raw materials to form sandwich blanks, the raw material conveying assembly (2) and the formed part conveying assembly (3) synchronously act, the sandwich blanks are conveyed to the pressing die (4), and the formed parts are conveyed out of the pressing die (4). Compared with the prior art, the invention can reduce the operation strength of workers, save raw material resources and improve the production benefit.
Description
Technical Field
The invention belongs to the technical field of high-performance automobile sound-proof felt production, and particularly relates to high-performance automobile sound-proof felt production conveying equipment.
Background
One type of product in the category of automobile sound-proof felt products is that two sides of a PET felt blank are respectively added with a piece of non-woven fabric to form a sandwich blank, and the sandwich blank is manually taken into a forming press die to be formed and pressed. This mode of operation requires a relative dimensional allowance for the PET felt blank and nonwoven compared to the molded part. The size of the felt blank and the size of the non-woven fabrics are 2-3cm larger than the length and width of the part, an operator places a layer of non-woven fabrics on and off the PET felt blank in a die in a press, the die is closed, the press is used for compression molding for a certain time, the product is taken out of the die, and the operation is carried out repeatedly to form mass production.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the high-performance automobile sound-proof felt production and conveying equipment which can reduce the operation strength of workers, save raw material resources and improve the production benefits.
The aim of the invention can be achieved by the following technical scheme:
the utility model provides a high performance automobile sound insulation felt production conveying equipment for carry the raw and other materials and the shaping part of embossing mold, including unreeling subassembly, raw and other materials conveying assembly and the shaping part conveying assembly that sets gradually, embossing mold be located between raw and other materials conveying assembly and the shaping part conveying assembly, unreel the subassembly with each raw and other materials unreel and form sandwich type blank, raw and other materials conveying assembly and shaping part conveying assembly synchronous action, carry sandwich type blank to embossing mold to carry the shaping part of compression molding out embossing mold.
As the preferable technical scheme, the raw material unreeling assembly comprises an unreeling rack, an unreeling mechanism and a compression roller, wherein the unreeling mechanism and the compression roller are arranged on the unreeling rack, the compression roller is positioned on one side of the unreeling mechanism, and the unreeling mechanism consists of two non-woven fabric unreeling mechanisms and a PET felt blank unreeling mechanism.
The coiled materials of the non-woven fabrics and the PET felt blanks are unreeled through the unreeling mechanism, and the unreeled raw materials are pressed into sandwich blanks through the pressing roller, so that the follow-up conveying and pressing are convenient.
As the preferable technical scheme, the non-woven fabric unreeling mechanism and the PET felt blank unreeling mechanism are composed of a rotating shaft bearing groove arranged on the unreeling rack and a rotating shaft detachably connected with the rotating shaft bearing groove.
As the preferable technical scheme, raw material conveying assembly and shaping part conveying assembly all include the conveyer frame and set up conveyer belt, swager and feeding mechanism in the conveyer frame, swager include the edge briquetting that is located the conveyer belt top and drive edge briquetting on the straight line that perpendicular to conveyer belt surface is located reciprocating motion's swager driver, feeding mechanism drive swager on the straight line that the conveyer belt transmission direction is located reciprocating motion, raw material conveying assembly and shaping part conveying assembly's swager and feeding mechanism are synchronous action at the during operation.
As the preferable technical scheme, the material pressing driver of the material pressing mechanism is provided with two material pressing drivers, an upper crosspiece which spans over the upper plane of the conveyor belt is connected between the two material pressing drivers, and the edge pressing block is arranged on the upper crosspiece.
Through the upper crosspiece, the synchronism of two swage drivers motion in a swage mechanism can be guaranteed.
As the preferable technical scheme, feeding mechanism include slide rail, rack and driving motor, the slide rail set up in the conveying frame along the straight line that conveyer belt transmission direction is located and with swager constructs sliding connection, the rack fix on the swager driver and with the slide rail parallel, driving motor set up in the conveying frame, with rack drive connection.
The feeding mechanism drives the rack to move through the driving motor, and the rack drives the pressing mechanism to move along the sliding rail.
The slide rail plays a guiding role, and the synchronization of the edge pressing block in the reciprocating motion process is ensured.
As a preferred technical scheme, the raw material conveying assembly and the forming part conveying assembly also comprise a lower crosspiece which spans the lower part of the upper plane of the conveyor belt, the lower crosspiece is fixed on the rack, and the upper surface of the lower crosspiece is attached to the lower surface of the upper plane of the conveyor belt.
The main function of the lower crosspiece is to match with the edge pressing block when the pressing mechanism presses the sandwich-type blank on the upper surface of the upper plane of the conveyor belt, so that the lower crosspiece and the edge pressing block tightly clamp the sandwich-type blank and the upper plane of the conveyor belt, and dislocation of non-woven fabrics and felt blanks in the feeding process of the feeding mechanism can be avoided.
As a preferred embodiment, the upper surface of the upper plane of the conveyor belt of the raw material conveying assembly, the upper surface of the upper plane of the conveyor belt of the molded part conveying assembly, and the surface of the stationary mold of the pressing mold are flush.
As an optimal technical scheme, the conveying rack is a height-adjustable bracket.
The equipment also comprises a PLC controller which is respectively in communication connection with the raw material conveying assembly, the forming part conveying assembly and the pressing die.
The structure of the raw material conveying assembly is the same as that of the forming part conveying assembly, during operation, the movable die and the fixed die of the pressing die are opened, the raw material is unreeled by the unreeling assembly and is formed into a sandwich-type blank, the edge pressing block is driven by the pressing drivers of the raw material conveying assembly and the forming part conveying assembly to act simultaneously, the sandwich-type blank is pressed on the conveying belt (as a small amount of allowance is reserved for the sandwich-type blank before and after the forming part is replaced by a mechanical part), according to the length of the sandwich-type blank required in the pressing die, the feeding mechanism drives the pressing mechanism to move, the edge pressing block drives the sandwich-type blank and the conveying belt to move in the moving process of the pressing mechanism, a pressed product is taken out of the pressing die, meanwhile, the sandwich blank coming out of the unreeling assembly is taken into the die to be clamped, then the pressing mechanism of the raw material conveying assembly and the forming part conveying assembly acts simultaneously, the edge pressing block is lifted, the feeding mechanism drives the pressing mechanism to act, the pressing mechanism is reset, the pressing mechanism presses the sandwich raw material on the conveying belt again through the edge pressing block, the pressing mechanism moves the pressing mechanism, the pressing mechanism is opened again, the pressing mechanism is opened, and the pressing mechanism is driven by the same distance after the pressing mechanism is completed, and the pressing mechanism is again pressed.
The whole process can be automated according to PLC programming control, and the whole process is automated by pressing the pressing die button through connecting the PLC controller with the pressing die, the pressing driver and the driving motor respectively.
Compared with the prior art, the invention has the following beneficial effects:
(1) Automatic production can be realized through PLC programming control, efficiency can be improved, the operation intensity of workers is reduced, and the occurrence of operation errors can be effectively prevented.
(2) The mechanical part replaces manual operation, and only 1cm of allowance is left in front of and behind the sandwich type blank of the formed part, so that the placing position of the blank can be ensured, raw materials are saved, and the cost is reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention.
In the figure, 1 is an unreeling assembly, 101 is an unreeling rack, 102 is a PET felt blank unreeling mechanism, 103 is a non-woven fabric unreeling mechanism, 104 is a press roller, 2 is a raw material conveying assembly, 3 is a forming part conveying assembly, 4 is a pressing mold, 401 is a fixed mold, 402 is a movable mold, 5 is a conveying rack, 6 is a pressing driver, 7 is an edge pressing block, 8 is a sliding rail, 9 is a conveying belt, 10 is a carrier roller, 11 is a rack, 12 is a driving motor, and 13 is an upper crosspiece.
Detailed Description
The invention will now be described in detail with reference to the drawings and specific examples.
Example 1
The utility model provides a high performance automobile sound-proof felt production conveying equipment, as shown in fig. 1, a raw and other materials and the shaping part of being used for to compacting tool set 4 carry, including unreeling subassembly 1, raw and other materials conveying subassembly 2 and shaping part conveying subassembly 3 that set gradually, compacting tool set 4 is located between raw and other materials conveying subassembly 2 and the shaping part conveying subassembly 3, unreels subassembly 1 unreels each raw and other materials and forms sandwich type blank, raw and other materials conveying subassembly 2 and shaping part conveying subassembly 3 synchronous action carries sandwich type blank to compacting tool set 4, and carries compacting tool set 4 with compacting tool set's shaping part.
The raw material unreeling assembly 1 comprises an unreeling machine frame 101, an unreeling mechanism and a press roller 104, wherein the unreeling mechanism and the press roller 104 are arranged on the unreeling machine frame 101, the press roller 104 is positioned on one side of the unreeling mechanism, and the unreeling mechanism consists of two non-woven fabric unreeling mechanisms 103 and a PET felt blank unreeling mechanism 102. The non-woven fabric unreeling mechanism 103 and the PET felt blank unreeling mechanism 102 are composed of a rotating shaft bearing groove arranged on the unreeling frame 101 and a rotating shaft detachably connected with the rotating shaft bearing groove.
The raw material conveying assembly 2 and the forming part conveying assembly 3 comprise a conveying frame 5, a conveying belt 9 arranged on the conveying frame 5, a material pressing mechanism and a feeding mechanism. The conveying frame 5 is a height-adjustable support, and by adjusting the height, the upper surface of the upper plane of the conveying belt 9 of the raw material conveying assembly 2, the upper surface of the upper plane of the conveying belt 9 of the forming part conveying assembly 3 and the surface of the fixed mould 401 of the pressing mould 4 are flush, and the carrier rollers 10 at the two ends of the conveying belt keep the conveying belt in a tensioning state. The material pressing mechanism comprises an edge pressing block 7 positioned above a conveyor belt 9 and a material pressing driver 6 for driving the edge pressing block 7 to reciprocate on a straight line perpendicular to the surface of the conveyor belt 9, the material feeding mechanism drives the material pressing mechanism to reciprocate on the straight line in which the transmission direction of the conveyor belt 9 is positioned, and the material pressing mechanism and the material feeding mechanism of the raw material conveying assembly 2 and the formed part conveying assembly 3 synchronously act during working. The two pressing drivers 6 of the pressing mechanism are arranged, an upper crosspiece 13 crossing the upper plane of the conveyor belt 9 is connected between the two pressing drivers 6, and the edge pressing block 7 is arranged on the upper crosspiece 13. The material mechanism comprises a slide rail 8, a rack 11 and a driving motor 12, wherein the slide rail 8 is arranged on the conveying frame 5 along the straight line of the transmission direction of the conveyor belt 9 and is in sliding connection with the material pressing mechanism, the rack 11 is fixed on the material pressing driver 6 and is parallel to the slide rail 8, and the driving motor 12 is arranged on the conveying frame 5 and is in transmission connection with the rack 11.
The stock conveyor assembly 2 and the forming part conveyor assembly 3 also each include a lower rail that spans below the upper plane of the conveyor belt 9, the lower rail being secured to the rack 11 with the upper surface of the lower rail conforming to the lower surface of the upper plane of the conveyor belt 9.
The structure of the raw material conveying assembly 2 and the structure of the forming part conveying assembly 3 are the same, the movable die and the fixed die of the pressing die are opened during operation, the raw material is unreeled by the unreeling assembly 1 and is formed into a sandwich-type blank, the edge pressing block 7 is driven to act simultaneously through the material pressing driver 6 of the raw material conveying assembly 2 and the forming part conveying assembly 3, the sandwich-type blank is pressed on the conveying belt 9, a small amount of allowance is reserved for the sandwich-type blank before and after the forming part is replaced by a mechanical part, the feeding mechanism drives the pressing mechanism to move according to the length of the sandwich-type blank required in the pressing die 4, the edge pressing block 7 drives the sandwich-type blank and the conveying belt 9 to move during the movement of the pressing mechanism, the pressed product is taken out of the pressing die, the sandwich-type blank coming out of the unreeling assembly is simultaneously brought into the die, the fixed die 401 and the movable die 402 of the pressing die 4 are driven by the material pressing assembly 2 and the pressing mechanism of the forming part conveying assembly 3 to act simultaneously, the edge pressing block 7 is driven by the feeding mechanism to act, the pressing mechanism is reset, the pressing mechanism is pressed through the pressing mechanism, the pressing mechanism is pressed, the sandwich-type blank is pressed on the conveying belt through the edge pressing block 7, the pressing mechanism is pressed, the pressing mechanism is moved, and the pressing mechanism is moved according to the edge pressing mechanism, and the pressing mechanism is pressed again after the pressing mechanism is pressed into the same.
The whole process can be automated according to PLC programming control, and the whole process is automated by pressing the press mold button through connecting the PLC controller with the press mold 4, the press driver and the driving motor 8 respectively.
In the equipment, the edge pressing block 7 reciprocates, so that the sandwich type blank is driven to move, the pressed formed part is packaged, the process is continuously produced, the work of manually placing the block PET felt blank and the non-woven fabric is completely omitted, 2-3cm of space is reserved before and after the original raw material because the machine replaces the operation of a human, the placing position is ensured, and only 1cm is needed at present, so that 1cm of raw material can be saved. If 300 pieces are produced per shift, 3 meters of raw materials can be saved, the saved 3 meters of raw materials are enough to pay the wages of operators, and raw material preparation work in the original operation process is reduced, so that the labor intensity of workers is reduced, the generation of errors is prevented, and the material consumption is reduced.
Claims (6)
1. The high-performance automobile sound-proof felt production conveying equipment is used for conveying raw materials and formed parts of a pressing die (4), and is characterized by comprising an unreeling assembly (1), a raw material conveying assembly (2) and a formed part conveying assembly (3) which are sequentially arranged, wherein the pressing die (4) is positioned between the raw material conveying assembly (2) and the formed part conveying assembly (3), the unreeling assembly (1) unreels all raw materials to form sandwich blanks, the raw material conveying assembly (2) and the formed part conveying assembly (3) synchronously act, the sandwich blanks are conveyed to the pressing die (4), and the formed parts after pressing are conveyed out of the pressing die (4);
the raw material conveying assembly (2) and the forming part conveying assembly (3) comprise a conveying frame (5), a conveying belt (9) arranged on the conveying frame (5), a material pressing mechanism and a feeding mechanism, wherein the material pressing mechanism comprises an edge pressing block (7) arranged above the conveying belt (9) and a material pressing driver (6) for driving the edge pressing block (7) to reciprocate on a straight line perpendicular to the surface of the conveying belt (9), the feeding mechanism drives the material pressing mechanism to reciprocate on the straight line where the transmission direction of the conveying belt (9) is, and the material pressing mechanism and the feeding mechanism of the raw material conveying assembly (2) and the forming part conveying assembly (3) synchronously act during working;
the two pressing drivers (6) of the pressing mechanism are arranged, an upper crosspiece (13) crossing over the upper plane of the conveyor belt (9) is connected between the two pressing drivers (6), and the edge pressing block (7) is arranged on the upper crosspiece (13);
the feeding mechanism comprises a sliding rail (8), a rack (11) and a driving motor (12), wherein the sliding rail (8) is arranged on the conveying frame (5) along a straight line where the transmission direction of the conveyor belt (9) is located and is in sliding connection with the pressing mechanism, the rack (11) is fixed on the pressing driver (6) and is parallel to the sliding rail (8), and the driving motor (12) is arranged on the conveying frame (5) and is in transmission connection with the rack (11);
the raw material conveying assembly (2) and the forming part conveying assembly (3) also comprise a lower crosspiece which spans the lower part of the upper plane of the conveyor belt (9), the lower crosspiece is fixed on the rack (11), and the upper surface of the lower crosspiece is attached to the lower surface of the upper plane of the conveyor belt (9);
the lower crosspiece and the edge pressing block (7) tightly clamp the upper planes of the sandwich type blank and the conveyor belt, so that dislocation of non-woven fabrics and felt blanks does not occur in the feeding process of the feeding mechanism.
2. The high-performance automobile sound-proof felt production conveying equipment according to claim 1, wherein the unreeling assembly (1) comprises an unreeling rack (101), and an unreeling mechanism and a press roller (104) which are arranged on the unreeling rack (101), the press roller (104) is positioned on one side of the unreeling mechanism, and the unreeling mechanism consists of two non-woven fabric unreeling mechanisms (103) and a PET felt blank unreeling mechanism (102).
3. The high-performance automobile sound-proof felt production conveying equipment according to claim 2, wherein the non-woven fabric unreeling mechanism (103) and the PET felt blank unreeling mechanism (102) are composed of a rotating shaft bearing groove arranged on the unreeling rack (101) and a rotating shaft detachably connected with the rotating shaft bearing groove.
4. A high performance automotive soundproof felt production conveying apparatus according to claim 1, wherein an upper surface of an upper plane of a conveyor belt (9) of the raw material conveying assembly (2), an upper surface of an upper plane of a conveyor belt (9) of the molded part conveying assembly (3), and a surface of a stationary mold (401) of the pressing mold (4) are flush.
5. A high performance automotive sound-deadening felt production conveying apparatus according to claim 4, wherein the conveying frame (5) is a height-adjustable bracket.
6. The high performance automotive sound-deadening felt production and conveying apparatus according to claim 1, further comprising a PLC controller communicatively connected to the raw material conveying member (2), the molded part conveying member (3), and the pressing die (4), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611177631.6A CN108203011B (en) | 2016-12-19 | 2016-12-19 | High performance automobile sound insulation felt production conveying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611177631.6A CN108203011B (en) | 2016-12-19 | 2016-12-19 | High performance automobile sound insulation felt production conveying equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108203011A CN108203011A (en) | 2018-06-26 |
| CN108203011B true CN108203011B (en) | 2024-03-15 |
Family
ID=62602825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611177631.6A Active CN108203011B (en) | 2016-12-19 | 2016-12-19 | High performance automobile sound insulation felt production conveying equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108203011B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1285763A (en) * | 1969-02-19 | 1972-08-16 | Hatches Ltd | Guiding apparatus for flat strip material |
| CN101575797A (en) * | 2009-06-11 | 2009-11-11 | 王奇伟 | Semi-automatic double-pole umbrella fabric pressure cutting machine |
| CN204659137U (en) * | 2015-03-11 | 2015-09-23 | 上海泰瑞电子科技有限公司 | A kind of automobile-used Sound-proof material layer mold pressing cutting device |
| CN205033583U (en) * | 2015-08-26 | 2016-02-17 | 山东嘉合塑胶制品有限公司 | Full -automatic zip fastener heat -sealing machine |
| CN205416665U (en) * | 2016-02-01 | 2016-08-03 | 福州联泓交通器材有限公司 | Automobile roof board hot briquetting equipment |
| CN206417658U (en) * | 2016-12-19 | 2017-08-18 | 上海新安汽车隔音毡有限公司 | A kind of high-performing car deadening felt produces conveying equipment |
-
2016
- 2016-12-19 CN CN201611177631.6A patent/CN108203011B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1285763A (en) * | 1969-02-19 | 1972-08-16 | Hatches Ltd | Guiding apparatus for flat strip material |
| CN101575797A (en) * | 2009-06-11 | 2009-11-11 | 王奇伟 | Semi-automatic double-pole umbrella fabric pressure cutting machine |
| CN204659137U (en) * | 2015-03-11 | 2015-09-23 | 上海泰瑞电子科技有限公司 | A kind of automobile-used Sound-proof material layer mold pressing cutting device |
| CN205033583U (en) * | 2015-08-26 | 2016-02-17 | 山东嘉合塑胶制品有限公司 | Full -automatic zip fastener heat -sealing machine |
| CN205416665U (en) * | 2016-02-01 | 2016-08-03 | 福州联泓交通器材有限公司 | Automobile roof board hot briquetting equipment |
| CN206417658U (en) * | 2016-12-19 | 2017-08-18 | 上海新安汽车隔音毡有限公司 | A kind of high-performing car deadening felt produces conveying equipment |
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| Publication number | Publication date |
|---|---|
| CN108203011A (en) | 2018-06-26 |
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