CN215800296U - Supporting and net stripping device of needling machine - Google Patents
Supporting and net stripping device of needling machine Download PDFInfo
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- CN215800296U CN215800296U CN202122072168.1U CN202122072168U CN215800296U CN 215800296 U CN215800296 U CN 215800296U CN 202122072168 U CN202122072168 U CN 202122072168U CN 215800296 U CN215800296 U CN 215800296U
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Abstract
The utility model relates to a net supporting and stripping device of a needling machine, which comprises a rack, a net supporting plate lifting mechanism, a net stripping plate and a net stripping plate lifting mechanism, wherein the net supporting plate lifting mechanism and the net stripping plate lifting mechanism are both arranged on the rack, the net stripping plate is arranged right above or right below the net supporting plate, and the net stripping plate is arranged on a power output end of the net stripping plate lifting mechanism, and the net supporting and stripping device is characterized in that: the net supporting plate comprises a first U-shaped plate, the first U-shaped plate comprises a first transverse plate and two first vertical plates, a plurality of first felting needle through holes are formed in the first transverse plate, the two first vertical plates are respectively connected with the left edge and the right edge of the first transverse plate, and the two first vertical plates are arranged on the power output end of the net supporting plate lifting mechanism. The net supporting and stripping device can simplify the whole structure of the needle machine, reduce the whole weight of the needle machine and reduce the occupied installation space.
Description
Technical Field
The utility model relates to a needle machine, in particular to a net supporting and stripping device of the needle machine.
Background
A needle loom is one of the apparatuses commonly used in the production of nonwoven fabrics, and is mainly used for repeatedly needling a web of fibers that has been opened, carded, and laid, so that the fibers in the web are entangled with each other and consolidated, thereby forming a nonwoven fabric.
In order to perform repeated needling of a web in cooperation with needles, a screen peeling plate and a screen supporting plate must be provided below the needles, and the screen peeling plate is positioned directly above the screen supporting plate, and the needles densely provided on the needle implanting plate reciprocate up and down as the web passes between the screen peeling plate and the screen supporting plate, so that the needles penetrate through needle holes of the screen peeling plate and the screen supporting plate, thereby repeatedly needling the web between the screen peeling plate and the screen supporting plate to entangle and consolidate the fibers in the web with each other, thereby producing a nonwoven fabric.
The Chinese utility model with application number of CN201320149221.6 discloses a needle machine, which comprises a mesh stripping plate, a mesh stripping plate lifting adjusting mechanism, a mesh supporting plate, a supporting bed and a supporting bed lifting adjusting mechanism; the screen stripping plate lifting adjusting mechanism and the support bed lifting adjusting mechanism are respectively arranged on the frame, and the screen stripping plate lifting adjusting mechanism is positioned above the support bed lifting adjusting mechanism; the net stripping plate is detachably arranged on the net stripping plate lifting adjusting mechanism through a split type square steel assembly, the supporting bed is arranged on the supporting bed lifting adjusting mechanism, the net supporting plate is arranged on the supporting bed, and the net supporting plate is positioned right below the net stripping plate. However, in the needle machine, the net supporting plate needs the supporting bed to bear the load, and the supporting bed is mounted on the supporting bed lifting adjusting mechanism, so that the structure of the whole machine is more complex, a larger mounting space needs to be occupied, and the weight of the whole machine is increased; and acupuncture mechanism can produce the impact force to holding in the palm otter board and support bed when operation, and the support bed can take place the vibration, and then leads to the support bed lift adjustment mechanism to take place the vibration and produce great noise, and frequent vibration can lead to the inside mechanical structure wearing and tearing of support bed lift adjustment mechanism, has reduced the stability and the life of needle loom, and the acupuncture frequency of acupuncture mechanism also receives the restriction.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a supporting and net-stripping device of a needle machine, which can simplify the whole structure of the needle machine, reduce the whole weight of the needle machine and reduce the occupied installation space. The technical scheme is as follows:
the utility model provides a needle loom's support is shelled a device, includes the frame, holds in the palm the otter board, holds in the palm otter board elevating system, shells the otter board and shells otter board elevating system, holds in the palm otter board elevating system, shells the otter board and locates directly over or under holding in the palm the otter board, shells the otter board and installs on the power take off who shells otter board elevating system, its characterized in that: the net supporting plate comprises a first U-shaped plate, the first U-shaped plate comprises a first transverse plate and two first vertical plates, a plurality of first felting needle through holes are formed in the first transverse plate, the two first vertical plates are respectively connected with the left edge and the right edge of the first transverse plate, and the two first vertical plates are arranged on the power output end of the net supporting plate lifting mechanism.
In the mesh supporting and stripping device, a clearance between the mesh supporting plate and the mesh stripping plate and a region corresponding to the needling mechanism form a needling region of the needling machine; each first felting needle through hole on the first transverse plate is used for being penetrated by a corresponding felting needle on the needling mechanism; the net supporting plate lifting mechanism is used for driving the net supporting plate to lift, so that the height position of the net supporting plate is adjusted, and the needling depth is further adjusted; the net stripping plate lifting mechanism is used for driving the net stripping plate to lift, so that the height position of the net stripping plate is adjusted, and the net stripping height is further adjusted. The first U-shaped plate can be integrally formed by bending and molding through a large-width numerical control bending machine; because the first U-shaped plate is directly arranged at the power output end of the mesh supporting plate lifting mechanism, the support bed is not required to bear the weight, the whole structure of the needling machine can be simplified, the whole weight of the needling machine is reduced, the mesh supporting plate lifting mechanism is prevented from being damaged due to vibration, the mesh supporting and stripping device is good in stability and long in service life, noise generated during operation is effectively reduced, improvement of needling frequency of the needling mechanism is facilitated, and therefore production efficiency and product quality of the needling machine are improved.
In a preferred embodiment, the stripping plate is arranged right above the supporting plate, and the upper edges of the two first vertical plates are respectively connected with the left edge and the right edge of the first transverse plate.
Under the condition that the needle loom is a barb machine, in another preferred scheme, the stripping plate is arranged under the supporting plate, and the lower edges of the two first vertical plates are respectively connected with the left edge and the right edge of the first transverse plate.
In the preferred scheme, hold in the palm otter board elevating system including controlling two first riser groups that set up side by side, two first riser groups and two first riser one-to-one, first riser group includes a plurality of first lifters that set gradually from the front to back, and each first lifter is all installed in the frame, the power take off end of each first lifter all is connected with corresponding first riser. Usually, each first lifter is driven by the same driving device to synchronously run so as to drive the net supporting plate to smoothly lift.
In a preferable scheme, the net supporting plate further comprises at least one reinforcing frame, and the left end and the right end of the reinforcing frame are respectively connected with the two first vertical plates. The net supporting plate utilizes the reinforcing frame to connect the opening parts of the first U-shaped plates, so that the net supporting plate can be ensured to have better rigidity integrally.
In a more preferable scheme, the number of the reinforcing frames is multiple, and the reinforcing frames are sequentially arranged from front to back.
In a more preferable scheme, the reinforcing frame is provided with two support arms which are arranged side by side at the left and right, two insertion grooves which are opposite in position are arranged on the inner side walls of the two support arms, and the lower parts of the two first vertical plates are respectively in insertion fit with the corresponding insertion grooves; the lower part of the first vertical plate is connected with the support arm through a plurality of bolt structures. When installing first U template, can insert between two support arms and be in corresponding inserting groove respectively with two first riser lower parts of first U template earlier, realize the location to first U template, link together through a plurality of bolt structures between first riser lower part and the strengthening frame again, fix the strengthening frame on first U template with this, and easy operation, it is convenient, and utilize the strengthening frame to couple together the opening position of first U template, can guarantee to hold in the palm the whole better rigidity that has of otter board.
In a further more preferred scheme, the bolt structure comprises a first connecting through hole arranged at the lower part of the first vertical plate, a second connecting through hole arranged on the support arm, a fixing bolt and a fixing nut, wherein the first connecting through hole and the second connecting through hole are in left-right trend and corresponding in position, a screw rod of the fixing bolt is positioned in the first connecting through hole and the second connecting through hole, the fixing nut is arranged on the screw rod of the fixing bolt, and the fixing nut and the head part of the fixing bolt clamp the first vertical plate and the support arm together. During installation, after the lower parts of the two first vertical plates are respectively inserted into the corresponding insertion grooves, the tail ends of the screw rods of the fixing bolts sequentially penetrate through the first connecting through holes and the second connecting through holes, the fixing nuts are installed on the screw rods of the fixing bolts, and the fixing nuts are screwed until the fixing nuts and the heads of the fixing bolts clamp and position the first vertical plates and the reinforcing frame together.
In the preferred scheme, the net stripping plate comprises a second U-shaped plate, the second U-shaped plate comprises a second transverse plate and two second vertical plates, the two second vertical plates are respectively connected with the left edge and the right edge of the second transverse plate, a plurality of second felting needle through holes are formed in the second transverse plate, and the two second vertical plates are arranged at the power output end of the net stripping plate lifting mechanism. Generally, the second U-shaped plate is integrally formed by bending through a large-width numerical control bending machine, and each second felting needle through hole in the second transverse plate is used for being penetrated by a corresponding felting needle on the needling mechanism.
In a more preferred scheme, shell otter board elevating system including controlling two second riser groups that set up side by side, two second riser groups and two the second riser one-to-one, second riser group include from preceding a plurality of second riser that set gradually to back, and each second riser is all installed in the frame, the power take off end of each second riser all is connected with corresponding second riser. Each second lifter is driven by a driving device to synchronously run so as to drive the stripping plate to stably lift.
In a more preferable scheme, the lower edges of the two second vertical plates are respectively connected with the left edge and the right edge of the second transverse plate under the condition that the needle loom is a positive needle loom.
Under the condition that the needle machine is a barb machine, in another more preferable scheme, the upper edges of the two second vertical plates are respectively connected with the left edge and the right edge of the second transverse plate.
In a more preferable scheme, the net stripping plate further comprises a teflon layer and a cover plate, the teflon layer covers one surface of the second transverse plate, which is far away from the net supporting plate, and the cover plate is installed on the second U-shaped plate and covers the teflon layer; the cover plate is provided with a plurality of third pricking pin through holes, and the third pricking pin through holes are the same in number with the second pricking pin through holes and are in one-to-one correspondence in position. Under the condition that the needling machine is a positive needling machine, the Teflon layer covers the upper surface of the second transverse plate, and the cover plate covers the upper surface of the Teflon layer; under the condition that the needling machine is a barb machine, the Teflon layer covers the lower surface of the second transverse plate, and the cover plate covers the lower surface of the Teflon layer. By adopting the structure, the Teflon layer and the cover plate can ensure that the air flow generated by the high-speed reciprocating motion of the needle beam cannot pass through the second felting needle through hole on the second U-shaped plate, prevent the fiber net from deforming or dislocating and are beneficial to ensuring the product quality of the needle machine.
In the supporting and stripping device of the needle machine, the clearance between the supporting screen plate and the stripping screen plate and the area corresponding to the needling mechanism form the needling area of the needle machine; each first felting needle through hole on the first transverse plate is used for being penetrated by a corresponding felting needle on the needling mechanism; the net supporting plate lifting mechanism is used for driving the net supporting plate to lift, so that the height position of the net supporting plate is adjusted, and the needling depth is further adjusted; the net stripping plate lifting mechanism is used for driving the net stripping plate to lift, so that the height position of the net stripping plate is adjusted, and the net stripping height is further adjusted. The first U-shaped plate can be integrally formed by bending and molding through a large-width numerical control bending machine; because the first U-shaped plate is directly arranged at the power output end of the mesh supporting plate lifting mechanism, the support bed is not required to bear the weight, the whole structure of the needling machine can be simplified, the whole weight of the needling machine is reduced, the mesh supporting plate lifting mechanism is prevented from being damaged due to vibration, the mesh supporting and stripping device is good in stability and long in service life, noise generated during operation is effectively reduced, improvement of needling frequency of the needling mechanism is facilitated, and therefore production efficiency and product quality of the needling machine are improved.
Drawings
Fig. 1 is a schematic structural diagram of a net supporting and stripping device in a preferred embodiment of the utility model.
Fig. 2 is an enlarged view of fig. 1 at a.
Fig. 3 is a left side view of fig. 1.
Fig. 4 is a schematic view of connection and cooperation between the first U-shaped plate and the reinforcing frame in the net supporting plate of the net supporting and stripping device shown in fig. 1.
Detailed Description
As shown in fig. 1-4, the mesh supporting and stripping device of the needle machine comprises a frame 1, a mesh supporting plate 2, a mesh supporting plate lifting mechanism 3, a mesh stripping plate 4 and a mesh stripping plate lifting mechanism 5, wherein the mesh supporting plate lifting mechanism 3 and the mesh stripping plate lifting mechanism 5 are both arranged on the frame 1, and the mesh stripping plate 4 is arranged right above the mesh supporting plate 2; the screen supporting plate 2 comprises a first U-shaped plate 21 and at least one reinforcing frame 22, the first U-shaped plate 21 comprises a first transverse plate 211 and two first vertical plates 212, the first transverse plate 211 is provided with a plurality of first felting needle through holes (not shown in the figure), the upper edges of the two first vertical plates 212 are respectively connected with the left edge and the right edge of the first transverse plate 211, and the two first vertical plates 212 are arranged on the power output end of the screen supporting plate lifting mechanism 3; the left end and the right end of the reinforcing frame 22 are respectively connected with the lower edges of the two first vertical plates 212; the net stripping plate 4 comprises a second U-shaped plate 41, the second U-shaped plate 41 comprises a second transverse plate 411 and two second vertical plates 412, the upper edges of the two second vertical plates 412 are respectively connected with the left edge and the right edge of the second transverse plate 411, a plurality of second needle through holes (not shown in the figure) are arranged on the second transverse plate 411, and the two second vertical plates 412 are installed at the power output end of the net stripping plate lifting mechanism 5.
In the net supporting and stripping device, a clearance between the net supporting plate 2 and the net stripping plate 4 and a region corresponding to the needling mechanism form a needling region of the needling machine; each first lancet through hole on the first transverse plate 211 and each second lancet through hole on the second transverse plate 411 are respectively used for corresponding lancets on the lancing mechanism to pass through; the screen supporting plate lifting mechanism 3 is used for driving the screen supporting plate 2 to lift, so that the height position of the screen supporting plate 2 is adjusted, and the needling depth is further adjusted; the net stripping plate lifting mechanism 5 is used for driving the net stripping plate 4 to lift, so that the height position of the net stripping plate 4 is adjusted, and the net stripping height is further adjusted. The first U-shaped plate 21 and the second U-shaped plate 41 are integrally formed by bending and molding through a large-width numerical control bending machine; the net supporting plate 2 connects the opening parts of the first U-shaped plate 21 by using the reinforcing frame 22, so that the good rigidity of the whole net supporting plate 2 can be ensured; because the first U-shaped plate 21 is directly arranged at the power output end of the mesh supporting plate lifting mechanism 3, the bearing of a supporting bed is not needed, so that the whole structure of the needle machine can be simplified, the whole weight of the needle machine is reduced, the damage of the mesh supporting plate lifting mechanism 3 due to vibration is avoided, the stability of the mesh supporting and stripping device is good, the service life is long, the noise generated during operation is effectively reduced, the improvement of the needling frequency of the needling mechanism is facilitated, and the production efficiency and the product quality of the needling machine are improved.
In this embodiment, the web supporting plate lifting mechanism 3 includes two first lifter sets 31 arranged side by side in the left and right direction, the two first lifter sets 31 correspond to the two first vertical plates 212 one to one, the first lifter set 31 includes a plurality of first lifters 311 arranged in sequence from front to back, each first lifter 311 is installed on the rack 1, and the power output end of each first lifter 311 is connected with the corresponding first vertical plate 212. When the lifting device works, the first lifters 311 synchronously run to drive the screen supporting plate 2 to stably lift, so that the height position of the screen supporting plate 2 is adjusted.
In this embodiment, the mesh stripping plate lifting mechanism 5 includes two second lifter sets 51 arranged side by side left and right, the two second lifter sets 51 correspond to the two second vertical plates 412 one by one, the second lifter set 51 includes a plurality of second lifters 511 arranged in sequence from front to back, each second lifter 511 is installed on the machine frame 1, and the power output end of each second lifter 511 is connected with the corresponding second vertical plate 412. When the device works, the second lifters 511 synchronously run to drive the stripping plate 4 to stably lift, so as to adjust the height position of the stripping plate 4.
In the present embodiment, the number of the reinforcing frames 22 is plural, and the reinforcing frames 22 are sequentially arranged from front to back; the reinforcing frame 22 is provided with two support arms 221 which are arranged side by side from left to right, two insertion grooves 222 which are opposite in position are arranged on the inner side walls of the two support arms 221, and the lower parts of the two first vertical plates 212 are respectively in insertion fit with the corresponding insertion grooves 222; the lower portion of the first vertical plate 212 is connected with the support arm 221 through a plurality of bolt structures 23, each bolt structure 23 includes a first connecting through hole (not shown) formed in the lower portion of the first vertical plate 212, a second connecting through hole (not shown) formed in the support arm 221, a fixing bolt 233 and a fixing nut 234, the first connecting through hole 231 and the second connecting through hole 232 are both in left-right direction and have corresponding positions, a screw of the fixing bolt 233 is located in the first connecting through hole 231 and the second connecting through hole 232, the fixing nut 234 is mounted on the screw of the fixing bolt 233, and the fixing nut 234 and the head of the fixing bolt 233 clamp the first vertical plate 212 and the support arm 221 together. When the first U-shaped plate 21 is installed, the lower portions of the two first vertical plates 212 of the first U-shaped plate 21 are inserted between the two support arms 221 and respectively located in the corresponding insertion grooves 222, the positioning of the first U-shaped plate 21 is realized by passing the end of the screw of each fixing bolt 233 through the corresponding first connecting through hole 231 and second connecting through hole 232 in sequence, then installing the corresponding fixing nut 234 on the screw of the fixing bolt 233, and fastening nut 234 is tightened until fastening nut 234 cooperates with the head of fastening bolt 233 to clamp first riser 212 and corresponding reinforcing frame 22 in place, therefore, the lower part of the first vertical plate 212 can be connected with the reinforcing frame 22 through a plurality of bolt structures 23, each reinforcing frame 22 is fixed on the first U-shaped plate 21, the operation is simple and convenient, and the reinforcing frames 22 are used for connecting the opening parts of the first U-shaped plates 21, so that the net supporting plate 2 has better rigidity as a whole.
In this embodiment, the mesh stripping plate 4 further includes a teflon layer 42 and a cover plate 43, the teflon layer 42 covers the upper surface of the second cross plate 411 away from the mesh supporting plate 2, and the cover plate 43 is installed on the second U-shaped plate 41 and covers the upper surface of the teflon layer 42; the cover plate 43 is provided with a plurality of third lancet through holes (not shown), and the number of the third lancet through holes is the same as that of the second lancet through holes, and the positions of the third lancet through holes and the positions of the second lancet through holes are in one-to-one correspondence. By adopting the structure, the Teflon layer 42 and the cover plate 43 can ensure that the airflow generated by the high-speed reciprocating motion of the needle beam cannot pass through the second felting needle through holes on the second U-shaped plate 41, prevent the fiber web from deforming or dislocating and are beneficial to ensuring the product quality of the needle machine.
In addition, it should be noted that the names of the parts and the like of the embodiments described in the present specification may be different, and the equivalent or simple change of the structure, the characteristics and the principle described in the present patent idea is included in the protection scope of the present patent. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the utility model as defined in the accompanying claims.
Claims (10)
1. The utility model provides a needle loom's support is shelled a device, includes the frame, holds in the palm the otter board, holds in the palm otter board elevating system, shells the otter board and shells otter board elevating system, holds in the palm otter board elevating system, shells the otter board and locates directly over or under holding in the palm the otter board, shells the otter board and installs on the power take off who shells otter board elevating system, its characterized in that: the net supporting plate comprises a first U-shaped plate, the first U-shaped plate comprises a first transverse plate and two first vertical plates, a plurality of first felting needle through holes are formed in the first transverse plate, the two first vertical plates are respectively connected with the left edge and the right edge of the first transverse plate, and the two first vertical plates are arranged on the power output end of the net supporting plate lifting mechanism.
2. The supporting and net-stripping device of the needle machine as claimed in claim 1, characterized in that: the net stripping plate is arranged right above the net supporting plate, and the upper edges of the two first vertical plates are connected with the left edge and the right edge of the first transverse plate respectively.
3. The supporting and net-stripping device of the needle machine as claimed in claim 1, characterized in that: the net stripping plate is arranged right below the net supporting plate, and the lower edges of the two first vertical plates are connected with the left edge and the right edge of the first transverse plate respectively.
4. The supporting and net-stripping device of the needle machine as claimed in claim 1, characterized in that: hold in palm otter board elevating system including controlling two first riser groups that set up side by side, two first riser groups and two first riser one-to-one, first riser group includes a plurality of first lifters that set gradually from the front to back, and each first lifter is all installed in the frame, the power take off end of each first lifter all is connected with corresponding first riser.
5. The supporting and net-stripping device of the needle machine as claimed in claim 1, characterized in that: the net supporting plate further comprises at least one reinforcing frame, and the left end and the right end of the reinforcing frame are connected with the two first vertical plates respectively.
6. The supporting and net-stripping device of the needle machine as claimed in claim 5, characterized in that: the number of the reinforcing frames is multiple, and the reinforcing frames are sequentially arranged from front to back; the reinforcing frame is provided with two support arms which are arranged side by side at the left and right, two insertion grooves which are opposite in position are arranged on the inner side walls of the two support arms, and the lower parts of the two first vertical plates are respectively in insertion fit with the corresponding insertion grooves; the lower part of the first vertical plate is connected with the support arm through a plurality of bolt structures.
7. The supporting and net-stripping device of the needle machine as claimed in claim 6, characterized in that: the bolt structure comprises a first connecting through hole arranged at the lower part of the first vertical plate, a second connecting through hole arranged on the support arm, a fixing bolt and a fixing nut, wherein the first connecting through hole and the second connecting through hole are in left and right directions and are in corresponding positions, a screw rod of the fixing bolt is positioned in the first connecting through hole and the second connecting through hole, the fixing nut is arranged on the screw rod of the fixing bolt, and the fixing nut and the head of the fixing bolt clamp the first vertical plate and the support arm together.
8. The supporting and net-stripping device of the needle machine according to any one of claims 1 to 7, characterized in that: the net stripping plate comprises a second U-shaped plate, the second U-shaped plate comprises a second transverse plate and two second vertical plates, the two second vertical plates are respectively connected with the left edge and the right edge of the second transverse plate, a plurality of second felting needle through holes are formed in the second transverse plate, and the two second vertical plates are arranged on the power output end of the net stripping plate lifting mechanism.
9. The supporting and net-stripping device of the needle machine as claimed in claim 8, wherein: shell otter board elevating system including controlling two second riser groups that set up side by side, two second riser groups and two second riser one-to-one, second riser group include from the preceding a plurality of second riser that set gradually to the back, and each second riser is all installed in the frame, the power take off end of each second riser all is connected with corresponding second riser.
10. The supporting and net-stripping device of the needle machine as claimed in claim 8, wherein: the screen stripping plate further comprises a Teflon layer and a cover plate, the Teflon layer covers one surface of the second transverse plate, which is far away from the screen supporting plate, and the cover plate is installed on the second U-shaped plate and covers the Teflon layer; the cover plate is provided with a plurality of third pricking pin through holes, and the third pricking pin through holes are the same in number with the second pricking pin through holes and are in one-to-one correspondence in position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122072168.1U CN215800296U (en) | 2021-08-31 | 2021-08-31 | Supporting and net stripping device of needling machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122072168.1U CN215800296U (en) | 2021-08-31 | 2021-08-31 | Supporting and net stripping device of needling machine |
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| CN215800296U true CN215800296U (en) | 2022-02-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113529285A (en) * | 2021-08-31 | 2021-10-22 | 广东三辉无纺机械有限公司 | Supporting and net stripping device of needling machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113529285A (en) * | 2021-08-31 | 2021-10-22 | 广东三辉无纺机械有限公司 | Supporting and net stripping device of needling machine |
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Effective date of registration: 20230421 Address after: 522000 North of Deshan Street East Section, Industrial Transfer Industrial Park, Jieyang City, Guangdong Province Patentee after: Guangdong Sanhui Nonwoven Machinery Co.,Ltd. Patentee after: Guangdong Sanhui Nonwoven Technology Co.,Ltd. Address before: 522000 north of East section of Deshan street, Jieyang industrial transfer park, Jieyang City, Guangdong Province Patentee before: Guangdong Sanhui Nonwoven Machinery Co.,Ltd. |