CN210102236U - Felt machine is rolled up to rock wool felt with tectorial membrane device - Google Patents
Felt machine is rolled up to rock wool felt with tectorial membrane device Download PDFInfo
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- CN210102236U CN210102236U CN201920547077.9U CN201920547077U CN210102236U CN 210102236 U CN210102236 U CN 210102236U CN 201920547077 U CN201920547077 U CN 201920547077U CN 210102236 U CN210102236 U CN 210102236U
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Abstract
The utility model relates to a rock wool felt rolling machine with a film covering device, which comprises a conveyor belt, a bracket for placing the conveyor belt and a felt rolling device for rolling a rock wool felt; be provided with the tectorial membrane device that carries out the tectorial membrane to the rock wool felt on the support, the tectorial membrane device is including hanging the winding membrane on the conveyer belt and carrying out the support piece that hangs to the winding membrane. The utility model has the advantages that when the rock wool felt is in the exhibition flat state, will twine the membrane cladding and close on the rock wool felt, the rock wool felt is when beating the book, and the multilayer twines the membrane cladding and rolls up the felt skin at the rock wool, utilizes the self-contraction nature of twining the membrane, accomplishes the rock wool automatically and rolls up the tightening packing effect of felt for the rock wool rolls up the felt design and does not loosen and expand, thereby reduces the turnover freight, also is convenient for construct.
Description
Technical Field
The utility model belongs to the technical field of the technique of roll up the felt machine and specifically relates to a felt machine is rolled up to rock wool felt with tectorial membrane device is related to.
Background
The traditional rock wool as an inorganic heat-insulating material has excellent fireproof performance, cannot be ignited by fire, has a fireproof grade of A, and is widely used in heat-insulating building materials.
Before using the rock wool felt, in order to save space, the staff will roll up the rock wool felt and fold the back and carry out the cover bag packing again, then will roll up the rock wool felt after folding and transport to the building site again, and the staff will roll up the rock wool felt after folding again and expand, overlaps to establish on the device that needs the heat preservation. The rock wool felt rolling machine commonly used in the market comprises a first motor 22, a conveyor belt 21 driven by the first motor 22 and a felt rolling device 8 for rolling the rock wool felt 11, as shown in fig. 1. In operation, the worker places the rock wool blanket 11 on the conveyor belt 21, driven by the first motor 22. The rock wool felt 11 is conveyed to the felt rolling device 8 to be rolled and folded, and the rolled and folded rock wool felt 11 is bundled by a rope by a packer.
The above prior art solutions have the following drawbacks: although the bag is packed after the subsequent package is manually bundled by the rope, the rock wool coiled felt is easy to unwind due to the internal tension of the rock wool coiled felt, the volume is expanded, the turnover transportation cost is high, and the inconvenience is brought to the construction.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a felt machine is rolled up to rock wool felt with tectorial membrane device, its advantage is when the rock wool felt is in the exhibition flat state, will twine the membrane cladding and close on the rock wool felt, the rock wool felt is when rolling up through beating, and the multilayer twines the membrane cladding and rolls up the felt skin at the rock wool, utilizes the self-contraction nature of twining the membrane, accomplishes the rock wool automatically and rolls up the compact packing effect of felt for the rock wool is rolled up the felt design and is not bloated, thereby reduces turnover freight, the construction of also being convenient for.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a rock wool felt rolling machine with a film covering device comprises a conveyor belt, a bracket for placing the conveyor belt and a felt rolling device for rolling a rock wool felt; be provided with the tectorial membrane device that carries out the tectorial membrane to the rock wool felt on the support, the tectorial membrane device is including hanging the winding membrane on the conveyer belt and carrying out the support piece that hangs to the winding membrane.
Through adopting above-mentioned technical scheme, the staff places the rock wool felt on the conveyer belt, and the rock wool felt is hung the winding membrane that hangs on the conveyer belt and is covered in the motion process to make rock wool felt surface cover one deck winding membrane, the rock wool felt after the tectorial membrane succeeds enters into to roll up and folds in rolling up the felt device, thereby reduces because of having the possibility that the rock wool felt that felts caused the damage when the exhibition is flat after rolling up and folding.
The utility model discloses further set up to: the support piece comprises first support frames and a cross shaft arranged between the first support frames, and a winding film barrel with a winding film is sleeved on the cross shaft.
Through adopting above-mentioned technical scheme, at the rock wool felt motion in-process, the rock wool felt covers the winding membrane and moves along with to make the cover establish the winding membrane section of thick bamboo on the cross axle and rotate round the cross axle, the continuous winding membrane that provides that can automize makes the rock wool felt cover the winding membrane.
The utility model discloses further set up to: the film cutting assembly is arranged on the conveying belt and used for cutting off the wound film, and the film cutting assembly comprises a third supporting frame used for cutting the threads and fixing the threads above the conveying belt.
Through adopting above-mentioned technical scheme, shred through the setting, be convenient for in time cut off the winding membrane, reduce the waste of winding membrane.
The utility model discloses further set up to: the third support frame includes a pair of dead lever and hangs the board, shreds and fixes between a pair of dead lever, hangs the board and is provided with the connection rope, connects rope one end and hangs the board and can dismantle the connection, and the other end can dismantle with shredding and be connected.
Through adopting above-mentioned technical scheme, connect the stability that the rope increased the setting of shredding, simultaneously, the staff of also being convenient for dismantles the connection rope.
The utility model discloses further set up to: the fixing piece is provided with a power supply for heating the cut filaments.
Through adopting above-mentioned technical scheme, what the heating shreds the reinforcing to the winding membrane cuts off, avoids appearing that the winding membrane is cut constantly to make the rock wool felt can't get into next process.
The utility model discloses further set up to: and the conveying belt is provided with a guide assembly for guiding the rock wool felt.
Through adopting above-mentioned technical scheme, the direction of motion of direction subassembly guide rock wool felt to make the rock wool felt convey the tectorial membrane device by the conveyer belt more easily.
The utility model discloses further set up to: the guide assembly comprises a first guide plate and a second guide plate, and a channel for passing the rock wool felt is arranged between the first guide plate and the second guide plate.
Through adopting above-mentioned technical scheme, the rock wool felt enters into the tectorial membrane device from the space between first deflector and the second deflector to guarantee that the rock wool felt pastes the winding membrane completely.
The utility model discloses further set up to: and a flattening roller for compacting the rock wool felt is arranged on the conveying belt.
Through adopting above-mentioned technical scheme, the flattening roller reinforcing carries out the compaction to the rock wool felt, guarantees that the rock wool felt after the compaction can closely paste the winding membrane, simultaneously, also guarantees that the rock wool felt height after the compaction is less than shredding height.
The utility model discloses further set up to: the film fixing component is arranged on the support and used for fixing the wound film and comprises a pair of second support frames fixed on the support and a film fixing barrel transversely arranged between the pair of second support frames.
Through adopting above-mentioned technical scheme, a solid membrane section of thick bamboo can make the rock wool felt at the tectorial membrane in-process, fixes the hanging position of winding membrane, guarantees that the winding membrane can be covered by the rock wool felt subsides.
To sum up, the utility model discloses a beneficial technological effect does:
1. a film covering device is arranged to cover a layer of winding film on the rock wool felt, and automatic tightening and packaging of the rolled felt are completed by utilizing the self-contractibility of winding;
2. the first guide plate and the second guide plate are arranged to guide the rock wool felt, so that the rock wool felt can be conveniently conveyed into the film covering device, and the film covering efficiency is improved;
3. through setting up the membrane cutting assembly, in time cut off the winding membrane, reduce the waste of winding membrane.
Drawings
FIG. 1 is a schematic diagram of a background art configuration;
fig. 2 is a schematic structural diagram of the present invention;
FIG. 3 is a schematic view of the construction of the highlighting press assembly;
FIG. 4 is a schematic view showing the structure of the laminating apparatus;
FIG. 5 is a schematic view showing the structure of the felt rolling device;
figure 6 is a schematic view highlighting the structure of the second rolled felt piece.
In the figure, 1, a bracket; 11. rock wool felt; 2. a conveying device; 21. a conveyor belt; 211. a housing; 212. a driving wheel; 213. a fixed block; 22. a first motor; 3. a guide assembly; 31. a first guide plate; 32. a second guide plate; 321. a transverse plate; 322. a support bar; 4. a film covering device; 41. a first support frame; 412. an insertion section; 42. a horizontal axis; 43. winding a film cylinder; 431. winding the film; 5. a flattening assembly; 51. flattening rollers; 52. a connecting rod; 6. fixing the membrane assembly; 61. a second support frame; 611. a vertical rod; 612. a cross bar; 62. a film fixing cylinder; 7. cutting the membrane assembly; 71. a third support frame; 711. fixing the rod; 712. a suspension plate; 713. a power source; 714. connecting ropes; 72. shredding; 8. a felt rolling device; 81. a fourth support frame; 811. a vertical plate; 812. a stabilizing plate; 82. a felt rolling assembly; 83. A first roll of felt; 831. rolling a felt belt; 832. a second motor; 833. a rotating wheel; 834. a first cylinder; 835. a push plate; 84. a second roll of felt; 841. rolling a felt cylinder; 842. a third motor; 843. a rotating shaft; 844. a fixing plate; 845. a second cylinder.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b): as shown in fig. 2, for the utility model discloses a rock wool felt rolls up felt machine with tectorial membrane device, include support 1, conveyer 2, tectorial membrane device 4, cut membrane module 7 and roll up felt device 8, roll up felt device 8 and set up at the back of cutting membrane module 7. Wherein, conveyer 2 is fixed mounting on support 1, and conveyer 2 includes conveyer belt 21 and the first motor 22 of drive conveyer belt 21 motion. The outer shell 211 is arranged outside the conveyor belt 21, a plurality of conveyor wheels are arranged below the conveyor belt 21, the conveyor belt 21 is sleeved on the transmission wheels 212, and one of the transmission wheels 212 is connected with the output shaft of the first motor 22.
As shown in fig. 3, the front portion of the conveyor belt 21 is provided with the guide assembly 3, the guide assembly 3 includes a first guide plate 31 and a second guide plate 32, a channel for the rock wool felt 11 to pass through is left between the first guide plate 31 and the second guide plate 32, the first guide plate 31 is fixed on the outer shell 211 of the conveyor belt 21, the second guide plate 32 includes a guide transverse plate 321 and a support rod 322, the guide transverse plate 321 is arranged along the conveying direction of the conveyor belt 21, and the support rod 322 is arranged along the direction perpendicular to the guide transverse plate 321 and is connected with the outer shell 211. The housing 211 is provided with a fixing block 213, the fixing block 213 is welded to a support rod 322, and the guide plate is suspended on the conveyor belt 21 by the connection of the support rod 322 and the fixing block 213. The rock wool felt 11 enters the next process from the passage between the first guide plate 31 and the second guide plate 32, so that the situation that the moving position of the rock wool felt 11 is deviated and the rock wool felt cannot successfully enter the next process is avoided.
As shown in fig. 2 and 4, the film coating device 4 is disposed on the conveyor belt 21, the film coating device 4 includes a winding film 431 and a support member, the support member includes a pair of first support frames 41 and a transverse shaft 42 disposed between the first support frames 41, the first support frames 41 are disposed on the support 1, the first support frames 41 are disposed in parallel, an insertion portion 412 is disposed on an upper end surface of the first support frame 41, the insertion portion 412 is used for accommodating the transverse shaft 42, an aperture of the insertion portion 412 increases from a lower end to an upper end, a diameter of a lower end of the insertion portion 412 is equal to a diameter of the transverse shaft 42, the transverse shaft 42 is provided with the winding film cylinder 43, the winding film 431 is sleeved on the winding film cylinder 43, and a worker can place the transverse shaft 42 sleeved with the winding film 431 into.
As shown in fig. 4, the flattening assembly 5 is arranged on the conveyor belt 21, the flattening assembly 5 includes a plurality of flattening rollers 51 and a connecting rod 52, the connecting rod 52 is fixedly connected with the support 1, the flattening rollers 51 are connected with the connecting rod 52, a gap for the rock wool felt 11 to pass through is reserved between the flattening rollers 51 and the conveyor belt 21, and the height of the flattening rollers 51 can ensure that the compacted rock wool felt 11 can enter the felt rolling process. When the rock wool felt 11 passes through the gap between the flattening roller 51 and the conveyor belt 21, the flattening roller 51 compacts the rock wool felt 11, the rock wool felt 11 moves forwards under the action of the conveyor belt 21 to stick the winding film 431, so that the winding film barrel 43 is driven to rotate, and the winding film 431 is continuously stuck on the rock wool felt 11.
As shown in fig. 2 and 4, the film fixing assembly 6 is arranged on the conveyor belt 21, the film fixing assembly 6 includes a second support frame 61 and a film fixing barrel 62, the second support frame 61 includes a pair of vertical rods 611 and a cross rod 612 fixed on the ground, both ends of the cross rod 612 are fixedly connected with the vertical rods 611, the cross rod 612 is sleeved with the film fixing barrel 62, a gap is reserved between the film fixing barrel 62 and the conveyor belt 21 for placing the winding film 431, when the rock wool felt 11 is covered with a film, the moving rock wool felt 11 is covered with the winding film 431 and moves towards the direction of the felt rolling device 8, the film fixing barrel 62 keeps the winding film 431 in the gap between the film fixing barrel 62 and the conveyor belt 21 all the time, and the phenomenon that the winding film 431 is blown up by the rock wool felt 11 during movement is avoided, so that the winding film 431 cannot be covered with the rock wool felt 11, and.
A film cutting assembly 7 is arranged between the film fixing assembly 6 and the felt rolling device 8, the film cutting assembly 7 comprises a third supporting frame 71 and a shredding plate 72, the third supporting frame 71 comprises a pair of fixing rods 711 and a hanging plate 712, and the fixing rods 711 are fixed on the ground. The hanging plate 712 is fixedly connected with the fixing rod 711, the fixing rod 711 is provided with a power source 713, the shredding wire 72 is connected with the power source 713, and the power source 713 is provided with a switch capable of controlling the power source 713 to be turned on and off. The hanging plate 712 is provided with a connecting rope 714, one end of the connecting rope 714 is tied on the hanging plate 712, and the other end is tied on the filament 72, so as to enhance the stability of the filament 72 and avoid the filament 72 from hanging downwards. The cut threads 72 are distributed along the direction perpendicular to the moving direction of the conveyor belt 21, the cut threads 72 generate heat under the condition of power supply, when the rock wool felt 11 is completely attached with the winding film 431, the winding film 431 is in a stretched state, and the cut threads 72 just cut off the winding film 431.
As shown in fig. 5 and 6, the felt rolling device 8 includes two sets of fourth support frames 81 and felt rolling assemblies 82. Two sets of fourth support frames 81 are along the direction of motion parallel arrangement of perpendicular to conveyer belt 21, and fourth support frame 81 is including placing two risers 811 and stabilising plate 812 on ground, and stabilising plate 812 both ends all with riser 811 rigid coupling. The felt rolling component 82 comprises a first felt rolling part 83 and a second felt rolling part 84, the first felt rolling part 83 comprises a felt rolling belt 831 and a second motor 832 for driving the felt rolling belt 831 to move, a pair of rotating wheels 833 are arranged on the felt rolling belt 831, the rotating wheels 833 are connected with vertical plates 811 which are both connected with a fourth supporting frame 81, the felt rolling belt 831 is in interference connection with the rotating wheels 833, the rotating wheels 833 are connected with output shafts of the second motor 832, and the rotating wheels 833 move in a counterclockwise direction under the driving of the second motor 832, so that the felt rolling belt 831 and the conveying belt 21 move in opposite directions.
The felt rolling belt 831 is provided with a first cylinder 834 and a pushing plate 835, the pushing plate 835 is fixedly connected with the first cylinder 834, a piston rod of the first cylinder 834 is fixedly connected with the pushing plate 835, and the felt rolling belt 831 moves up and down under the action of the first cylinder 834. When the rock wool felt winding machine works, the conveyor belt 21 drives the rock wool felt 11 to move in the horizontal direction, the moving direction of the felt winding belt 831 and the direction of the conveyor belt are in a certain angle upwards, and when the rock wool felt 11 is wound to a certain height, the first air cylinder 834 drives the felt winding belt 831 to move upwards.
The second felt rolling piece 84 comprises a felt rolling barrel 841 and a third motor 842 for driving the felt rolling barrel 841 to move, a rotating shaft 843 is arranged in the felt rolling barrel 841, the felt rolling barrel 841 is fixed on the outer surface of the rotating shaft 843, and the rotating shaft 843 is connected with an output shaft of the third motor 842. A fixed plate 844 is arranged on the rotating shaft 843, the fixed plate 844 rotates coaxially with the rotating shaft 843, a second air cylinder 845 is arranged on the fixed plate 844, and the fixed plate 844 is fixedly connected with a piston rod of the second air cylinder 845. In operation, the conveyor belt 21 applies a forward action to the rock wool felt 11, because the rock wool felt 831 is in contact with the conveyor belt 21, the rock wool felt 11 is driven by the rock wool felt 831 to be rolled up, when the rock wool felt 11 is rolled up to a certain height, the rock wool felt barrel 841 applies an acting force to the rock wool felt 11 in the direction of the conveyor belt 21, meanwhile, the first cylinder 834 and the second cylinder 845 drive the rock wool felt 831 and the rock wool felt barrel 841 to move upwards, after the rock wool felt 11 is completely rolled up, the first cylinder 834 drives the rock wool felt 831 to be separated from the rock wool felt 11, the second cylinder 845 drives the rock wool felt barrel 841 to return to an initial position, the rock wool felt 11 is conveyed to a next process under the action of the conveyor belt 21, the rock wool felt 11 after the rock wool felt is successfully coated, because the surface is coated with the winding film 431, when the rock wool felt is flattened, the rock wool felt 11 is easier to be unfolded, and the possibility of. Meanwhile, the rock wool felt 11 successfully adhered to the winding film 431 is automatically contracted and packaged by utilizing the self-contraction property of the winding film 431, so that the rock wool felt 11 is shaped and does not swell, the turnover and transportation cost is reduced, and the construction is facilitated.
The implementation principle of the embodiment is as follows: the worker places the rock wool felt 11 on the conveyor belt 21, enters the film covering device 4 under the action of the guide assembly 3, firstly, the rock wool felt 11 is flattened by the flattening roller 51, then the rock wool felt 11 moving forwards is attached to the winding film 431 hung on the conveyor belt 21, and when the winding film 431 is fully attached to the rock wool felt 11, the winding film 431 is in a tight state, so that the shredding 72 just cuts off the winding film 431. The rock wool felt 11 after the tectorial membrane is accomplished gets into in rolling up felt device 8, under the effect of conveyer belt 21, roll up felt area 831 and roll up a felt section of thick bamboo 841, rock wool felt 11 is the annular and rolls up the folding, after rock wool felt 11 rolls up the folding completion, first cylinder 834 drives and rolls up the direction motion of felt area 831 to keeping away from conveyer belt 21, and is not contacted with rock wool felt 11, and second cylinder 845 drives and rolls up a felt section of thick bamboo 841 and get back to the original position, and the automatic of rock wool felt 11 that utilizes the self-contraction nature of winding membrane 431 to accomplish rock wool felt 11 that successfully pastes winding membrane 431 is packed for rock wool felt 11 design is not bloated, thereby reduces turnover transportation cost, also is convenient for the construction.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. The utility model provides a felt machine is rolled up to rock wool felt with tectorial membrane device, includes conveyer belt (21), places support (1) of conveyer belt (21) and rolls up felt device (8) to rock wool felt (11) carry out the book felt, its characterized in that: the bracket (1) is provided with a film covering device (4) for covering the rock wool felt (11), and the film covering device (4) comprises a winding film (431) hung on the conveyor belt (21) and a support piece for hanging the winding film (431).
2. The rock wool felt rolling machine with the film covering device according to claim 1, wherein: the support comprises first support frames (41) and a transverse shaft (42) arranged between the first support frames (41), wherein a winding film cylinder (43) with a winding film (431) is sleeved on the transverse shaft (42).
3. The rock wool felt rolling machine with the film covering device according to claim 1, wherein: the film cutting assembly (7) for cutting off the winding film (431) is arranged on the conveyor belt (21), and the film cutting assembly (7) comprises a shredding (72) and a third supporting frame (71) for fixing the shredding (72) above the conveyor belt (21).
4. The rock wool felt rolling machine with the film covering device according to claim 3, wherein: the third support frame (71) comprises a pair of fixing rods (711) and a hanging plate (712), the shredding (72) is fixed between the pair of fixing rods (711), the hanging plate (712) is provided with a connecting rope (714), one end of the connecting rope (714) is detachably connected with the hanging plate (712), and the other end of the connecting rope (714) is detachably connected with the shredding (72).
5. The rock wool felt rolling machine with the film covering device according to claim 4, wherein: the fixing rod (711) is provided with a power supply (713) for heating the filament (72).
6. The rock wool felt rolling machine with the film covering device according to claim 1, wherein: and the conveying belt (21) is provided with a guide assembly (3) for guiding the rock wool felt (11).
7. The rock wool felt rolling machine with the film covering device according to claim 6, wherein: the guide assembly (3) comprises a first guide plate (31) and a second guide plate (32), and a channel for the rock wool felt (11) to pass through is arranged between the first guide plate (31) and the second guide plate (32).
8. The rock wool felt rolling machine with the film covering device according to claim 1, wherein: and a flattening roller (51) for compacting the rock wool felt (11) is arranged on the conveyor belt (21).
9. The rock wool felt rolling machine with the film covering device according to claim 1, wherein: the film fixing component (6) for fixing the winding film (431) is arranged on the support (1), and the film fixing component (6) comprises a pair of second support frames (61) fixed on the support (1) and a film fixing barrel (62) transversely arranged between the pair of second support frames (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920547077.9U CN210102236U (en) | 2019-04-19 | 2019-04-19 | Felt machine is rolled up to rock wool felt with tectorial membrane device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920547077.9U CN210102236U (en) | 2019-04-19 | 2019-04-19 | Felt machine is rolled up to rock wool felt with tectorial membrane device |
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| Publication Number | Publication Date |
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| CN210102236U true CN210102236U (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920547077.9U Active CN210102236U (en) | 2019-04-19 | 2019-04-19 | Felt machine is rolled up to rock wool felt with tectorial membrane device |
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| CN (1) | CN210102236U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112297415A (en) * | 2020-10-10 | 2021-02-02 | 安徽岩棉建材科技有限公司 | Rock wool felt forming equipment |
| CN114261557A (en) * | 2021-11-19 | 2022-04-01 | 南通天福机械有限公司 | Felt production line is rolled up to rock wool with automatic cladding function |
| CN114789933A (en) * | 2022-04-29 | 2022-07-26 | 巩义市泛锐熠辉复合材料有限公司 | Equipment and method for large-scale preparation of aerogel felt |
| CN118343370A (en) * | 2024-06-14 | 2024-07-16 | 临朐兴旺包装制品有限公司 | Packaging equipment for plastic product processing |
-
2019
- 2019-04-19 CN CN201920547077.9U patent/CN210102236U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112297415A (en) * | 2020-10-10 | 2021-02-02 | 安徽岩棉建材科技有限公司 | Rock wool felt forming equipment |
| CN114261557A (en) * | 2021-11-19 | 2022-04-01 | 南通天福机械有限公司 | Felt production line is rolled up to rock wool with automatic cladding function |
| CN114789933A (en) * | 2022-04-29 | 2022-07-26 | 巩义市泛锐熠辉复合材料有限公司 | Equipment and method for large-scale preparation of aerogel felt |
| CN114789933B (en) * | 2022-04-29 | 2024-03-08 | 巩义市泛锐熠辉复合材料有限公司 | Equipment and method for preparing aerogel felt on large scale |
| CN118343370A (en) * | 2024-06-14 | 2024-07-16 | 临朐兴旺包装制品有限公司 | Packaging equipment for plastic product processing |
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