CN209563195U - The mowing-apparatus and grass trimmer of automatic beat - Google Patents
The mowing-apparatus and grass trimmer of automatic beat Download PDFInfo
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- CN209563195U CN209563195U CN201821814285.2U CN201821814285U CN209563195U CN 209563195 U CN209563195 U CN 209563195U CN 201821814285 U CN201821814285 U CN 201821814285U CN 209563195 U CN209563195 U CN 209563195U
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Abstract
The utility model relates to a kind of mowing-apparatus of automatic beat, comprising: mounting rack；Swing arm, one end of the swing arm and mounting rack are hinged；The other end of mowing component, mowing component and swing arm connects；One end of telescoping mechanism, the telescoping mechanism is flexibly connected with swing arm, and the other end of telescoping mechanism is connect with mounting rack；Obstacle detection mechanism, obstacle detection mechanism are connect with telescoping mechanism；Elastomeric element, one end of the elastomeric element and swing arm, the other end mounting rack connection of elastomeric element；Obstacle detection mechanism, which controls telescoping mechanism contraction when touching intransitable barrier, swings swing arm, swing arm drives mowing component to be displaced avoiding obstacles, elongated elastomeric member when swing arm is swung, after obstacle detection mechanism avoiding obstacles, elastomeric element reset makes swing arm swing drive mowing component and telescoping mechanism reset.The utility model helps to improve the advantages of mowing engine efficiency.
Description
Technical field
The utility model relates to the mowing-apparatus of a kind of agricultural activity technical field more particularly to a kind of automatic beat and
Grass trimmer.
Background technique
As shown in Figure 1, the structure of existing grass trimmer is to include rack 11, transmission shaft component 12, gear-box 13, V belt translation machine
Structure 21, cutter shaft 23, knife, transmission shaft component 12, gear-box 13, tape handler 21, cutter shaft 23 are separately mounted in rack, gear
The output end of case 12 is connect with one end of transmission shaft component 12, the other end of transmission shaft component 12 and one end of tape handler 21
Connection, the other end of tape handler 21 are connect with cutter shaft 23, and knife is mounted on cutter shaft 23.When work, tractor output is moved
Power is transmitted to transmission mechanism, and transmission mechanism passes through tape handler again and is transmitted to cutter shaft, so that cutter shaft be made to rotate, mows
Operation.
However, for above-mentioned grass trimmer walked under the drive of tractor, the path mowed and dilatory
The walking path of machine is related, such as there are in the case where spacing between the trees in orchard, traditional mower grass range ratio
Compared with limitation, i.e., it can not cut the grass (can not cut tree and the grass between) other than grass trimmer range, therefore above-mentioned grass trimmer
Mowing efficiency is more low.
Utility model content
The utility model provides mowing-apparatus and the mowing of a kind of automatic beat for helping to improve mowing engine efficiency
Machine.
The utility model is achieved through the following technical solutions:
The mowing-apparatus of automatic beat, comprising: mounting rack；
Swing arm, one end of the swing arm and mounting rack are hinged；
The other end of mowing component, mowing component and swing arm connects；
One end of telescoping mechanism, the telescoping mechanism is flexibly connected with swing arm, and the other end of telescoping mechanism is connect with mounting rack；
Obstacle detection mechanism, obstacle detection mechanism are connect with telescoping mechanism；
Elastomeric element, one end of the elastomeric element and swing arm, the other end mounting rack connection of elastomeric element；
Obstacle detection mechanism, which controls telescoping mechanism contraction when touching intransitable barrier, swings swing arm, swing arm
Mowing component is driven to be displaced avoiding obstacles, elongated elastomeric member when swing arm is swung, after obstacle detection mechanism avoiding obstacles, bullet
Property member reset swing arm is swung mowing component and telescoping mechanism is driven to reset.
Grass trimmer, including rack, transmission shaft component, gear-box, tape handler, cutter shaft, knife, rack are equipped with the first peace
Seat and the second mounting base are filled, one end of transmission shaft component and the output end of gear-box connect, the other end installation of transmission shaft component
In the second mounting base, one end of the other end of transmission shaft component and tape handler is connected, the other end of tape handler with
Cutter shaft connection, knife are mounted on cutter shaft, and the first mounting base is equipped with and allows1Bit space, the first mounting base are equipped with mounting hole；
It further include attachment base, hydraulic pump, transmission gear, the first fastener, attachment base is equipped with pilot hole and kidney slot, tooth
Roller box is fixedly connected with attachment base, and one end of the transmission gear is connect with gear-box, and the other end of transmission gear passes through first
It is connect after the pilot hole allowed on bit space and attachment base in mounting base with hydraulic pump, hydraulic pump is fixed with attachment base, and first is tight
After firmware passes through the kidney slot on mounting hole and attachment base in the first mounting base, attachment base and the first mounting base are fastened；
Further include the mowing-apparatus of automatic beat, mounting rack is connect with rack, obstacle detection mechanism include rod-like members with
And the spring reset valve connecting with rod-like members, the telescoping mechanism are hydraulic cylinder, the hydraulic pump is connect with spring reset valve.
The advantages of the utility model are as follows: after the mowing-apparatus of automatic beat is mounted in the rack of grass trimmer, grass trimmer
When moving and working, the mowing-apparatus of automatic beat follows grass trimmer mobile, also, the mowing-apparatus and grass trimmer of automatic beat
A power drive mechanism can be shared, can not only save cost, and will be existing by the mowing-apparatus of automatic beat energy
Grass on the outside of grass trimmer is gathered in, and therefore, the utility model extends the mowing range of existing grass trimmer, i.e. the utility model
Grass trimmer have bigger mowing range so that the efficiency of grass trimmer is improved.The utility model is applied to be led in orchard etc.
Domain can easily realize and mow between tree and tree that the automatic stub that avoids can effectively mow again, filled up tree and tradition is mowed between
Impossible blank.
Detailed description of the invention
Fig. 1 is the schematic diagram of grass trimmer in the prior art；
Fig. 2 is the mowing-apparatus structural schematic diagram of the utility model；
Fig. 3 is the structural schematic diagram of the mowing-apparatus in another direction of the utility model；
Fig. 4 is the schematic diagram of the grass trimmer in the utility model；
Fig. 5 is the assembling schematic diagram of the rack and gear-box and hydraulic pump in the utility model；
Fig. 6 is the partial cutaway view in Fig. 5；
Fig. 7 is the schematic diagram of the rack in the utility model；
Fig. 8 is the schematic diagram of the attachment base in the utility model；
Fig. 9 is the attachment base in the utility model and the sectional view after transmission gear assembly；
Label in attached drawing:
1 is mounting rack, and 1a is sleeve, and 2 be swing arm, and 3 be cover, and 4 be the first driver, and 5 be the first cutter shaft, and 6 be the first knife
Tool 7 be telescoping mechanism, 8 be rod-like members, 9 be spring reset valve, 10 be to stretch elastomeric element, and A is support component；
11 be rack, the first mounting base of 11a, and 11b is the second mounting base, and 11c is to allow bit space, and 11d is mounting hole, and 12 are
Transmission shaft component, 13 be gear-box, and 14 be bearing assembly, and 15 be attachment base, and 15a is pilot hole, and 15b is kidney slot, and 50 be
One mounting portion, 51 be cartridge, and 52 be mounting plate, and 16 be hydraulic pump, and 17 be transmission gear；18 be the first bolt, and 19 be the
One nut, 20 be the second bolt, and 21 be tape handler, and 22 is adjust support component, and 23 be cutter shaft.
Specific embodiment
The utility model is described further with reference to the accompanying drawing:
As shown in Figures 2 and 3, the mowing-apparatus of the automatic beat of the utility model, including mounting rack, swing arm, mowing group
Part, telescoping mechanism, obstacle detection mechanism, elastomeric element, the relationship to each section and between them carries out in detail below
It is bright:
As shown in Figures 2 and 3, one end of swing arm 2 and mounting rack 1 are hinged, and sleeve 1a, a pin are equipped on mounting rack 1
Axis passes through one end of swing arm 2 and is inserted into the sleeve 1a, to make swing arm 2 and mounting rack 1 is formed hingedly, swing arm 2 it is another
One end can be swung centered on articulated section of the swing arm 2 with mounting rack 1.
As shown in Figures 2 and 3, mowing component is connect with the other end of swing arm 2, and the mowing component includes that cover 3, first drives
Dynamic device 4, the first cutter shaft 5, the first cutter 6, cover 3 are connect with the other end of swing arm 2, and cover 3 is generally circular.First driver 4 peace
On cover 3, the middle part of 4 position of the first driver cover 3, the first driver 4 preferentially uses hydraulic motor, and the first driver 4 is also
It can be using drivers such as motor or internal combustion engines.One end of first cutter shaft 5 is connect with the first driver 4, the first cutter shaft it is another
End is located in cover, and the first cutter 6 is mounted on the first cutter shaft 5.First driver 4 drives the first cutter shaft 5 to rotate when working, and first
Cutter shaft 5 drives the first cutter 6 to mow.
As shown in Figures 2 and 3, one end of telescoping mechanism 7 is flexibly connected with swing arm 2, the other end of telescoping mechanism 7 and installation
Frame 1 connects；The preferential hydraulic cylinder of telescoping mechanism 7, telescoping mechanism 7 can also be using cylinders etc..One end of elastomeric element 10 and swing arm 2
Connection, the other end of elastomeric element 10 are connect with mounting rack 2, and elastomeric element 10 preferentially uses spring.
As shown in Figures 2 and 3, obstacle detection mechanism is connect with telescoping mechanism 7, obstacle detection mechanism include rod-like members 8,
Spring reset valve 9, spring reset valve 9 are connect with rod-like members 8, and a part of rod-like members 8 is at least about at one of cover 3
Point, rod-like members 8 are made of segmental arc and linkage section, and segmental arc is located at the outside of cover 3, and linkage section is connect with spring reset valve 9,
Linkage section is in bending, and spring reset valve 9 is connect with telescoping mechanism 7, and the telescoping mechanism 7 in the present embodiment is hydraulic cylinder, therefore,
One end of spring reset valve 9 and the rod chamber of hydraulic cylinder connect.
As shown in Figures 2 and 3, obstacle detection mechanism controls the receipts of telescoping mechanism 7 when touching intransitable barrier
Contracting swings swing arm 2, and swing arm 2 drives mowing component to be displaced avoiding obstacles, elongated elastomeric member 10 when swing arm 2 is swung, obstacle
After testing agency's avoiding obstacles, the reset of elastomeric element 10 makes swing arm 2 swing drive mowing component reset, and swing arm drives telescopic machine
Structure 7 resets.
It as shown in Figures 2 and 3, further include support component A, support component includes column, connecting rod and wheel, one end of connecting rod and column
Hingedly, the other end of connecting rod and wheel connect.By the support of support component A, enable the smooth movement of mowing component.
As shown in Figures 2 and 3, for above-described embodiment, telescoping mechanism 7 uses hydraulic cylinder, and obstacle detection mechanism
It is made of rod-like members 8 and spring reset valve 9, when rod-like members 8 touch intransitable barrier, 8 institute of rod-like members
The resistance received is transmitted to spring reset valve 9, and spring reset valve 9 is opened, and at this moment, the hydraulic oil of hydraulic pump output passes through spring reset
Valve 9 is input in the rod chamber of hydraulic cylinder, and the piston rod of hydraulic cylinder is made to bounce back, and swing arm 2 is driven when the piston rod of hydraulic cylinder bounces back
Beat, so that mowing component 2 is with 2 beat of swing arm.After 8 avoiding obstacles of rod-like members, at this moment, hydraulic pump can not continue to
Hydraulic cylinder provides hydraulic oil, and the piston rod of hydraulic cylinder can not continue to bounce back, and when 2 beat of swing arm, generates stretching to elastomeric element 10
Active force, so that elastomeric element 10 stores energy, when the piston rod of hydraulic cylinder can not continue retraction, elastomeric element 10 resets,
Elastomeric element 10 drives 2 backswing of swing arm and resets, and drives mowing component that telescoping mechanism 7 is driven to reset when 2 backswing of swing arm.Whenever bar
When shape component 8 encounters obstacle and is detached from barrier, this course of work can be all realized.
As shown in Fig. 4 to Fig. 9, the utility model additionally provides a kind of grass trimmer with above embodiment, including machine
Frame 11, transmission shaft component 12, gear-box 13, bearing assembly 14, attachment base 15, hydraulic pump 16, transmission gear 17, first fasten
Part, tape handler 21, cutter shaft 23, knife (not shown), mounting rack 1 are connect with rack 11, and obstacle detection mechanism includes bar
Shape component 8 and the spring reset valve 9 connecting with rod-like members 8, the telescoping mechanism 7 are hydraulic cylinder, first driver 4
For hydraulic motor, the hydraulic pump 16 is connect with spring reset valve 9 with the first driver 4 respectively.Hydraulic pump 16 is preferential uses
Duplex pump, the high-power pump in duplex pump are connect with hydraulic motor, and the small-power pump in duplex pump is connect with spring reset valve 9.
For the grass trimmer in the utility model, specification is needed: for the grass trimmer in background technique, being
The tension of tape handler is adjusted, since the position of cutter shaft is immovable, transmission shaft component can only be adjusted
For the transmission mechanism of above structure kidney slot is arranged, bolt passes through kidney slot and gear-box connects in position in the first mounting base
It connects, fixes gear-box with the first mounting base.Make tape handler when needing to change the spacing between transmission shaft component and cutter shaft
In the tensile force of belt when obtaining adjustment, the bolt of the fixed gear-box of loose unloading, carrier wheel case makes the change in location of gear-box,
The position of transmission shaft component one end in this way is changed；Change installation site of the bearing block in the second mounting base, to make to pass
The position of the other end of moving axis component is changed.Therefore, obtain the tensile force of belt by adjusting the position of transmission shaft component
Obtained adjusting.However, in the present invention, after having additional hydraulic pump 16, in order to reduce cost, making hydraulic pump 16 and gear-box
13 connections work by the powered belt hydrodynamic press pump 16 of gear-box 13, so that gear-box 13 is formed two output ends, at this moment, in tooth
It is connected on roller box 13 after hydraulic pump 16, while taking into account the tension adjustment of tape handler again, therefore, it is necessary to installation tooth
The position of roller box 13 improves, specific as follows:
As shown in Figure 5 and Figure 6, rack 11 is equipped with the first mounting base 11a and the second mounting base 11b, transmission shaft component 12
One end connect with the output end of gear-box 13, the other end of transmission shaft component 12 is mounted on the second installation by bearing assembly 14
On seat 11b, the other end of transmission shaft component 12 is connect with one end of tape handler 21, the other end and knife of tape handler 21
Axis 23 connects, and knife is mounted on cutter shaft 23.First mounting base 11a is equipped with and allows bit space 11c, described that bit space 11c is allowed to be scarce
Mouthful or hole, in the present embodiment, allow bit space 11c preferentially to use notch, in order to install the connection on the first mounting base 11a
Seat 15, the notch is U-shaped.First mounting base 1 is additionally provided with mounting hole 11d.
As shown in Figure 5 and Figure 8, attachment base 15 is equipped with pilot hole 15a and kidney slot 15b, attachment base 15 and the first installation
After seat 11a is fixed, the pilot hole 15a on attachment base 15 makes bit space corresponding on the first mounting base 11a.First fastener is worn
After crossing the kidney slot 15b on mounting hole 11d and attachment base 15 on the first mounting base 11a, by attachment base 15 and the first mounting base
11a fastening.Preferably, the first fastener includes the first bolt 18 and the first nut 19, and the first bolt 18 passes through the first mounting base
It is connect after the kidney slot 15b on mounting hole 11d and attachment base 15 on 11a with the first nut 19, thus by attachment base 15 and
The fastening of one mounting base.Gear-box 13 is fixedly connected with attachment base 15, when the position of adjustment attachment base 15, will make gear-box 13
Position is also adjusted, and the kidney slot 15b being arranged on attachment base 15 can be adjusted the position of attachment base 15, therefore the
One fastener uses the first bolt 18 and the first nut 19, when needing to adjust the position of attachment base 15, with easy disassembly
Advantage.By changing the mounting structure of the first mounting base 11a and gear-box 13, when the tensile force for needing to adjust tape handler 21
When, the structure of the utility model is convenient to be adjusted the tensile force of tape handler 21.
As shown in Figure 5 and Figure 6, one end of the transmission gear 17 is connect with gear-box 13, the other end of transmission gear 17
It is connect after the pilot hole 15a allowed on bit space 11c and attachment base 15 on the first mounting base 11a with hydraulic pump 16, it is hydraulic
Pump 16 is fixed with attachment base 15.Hydraulic pump 16 is additionally arranged in the utility model on the basis of existing technology, it is defeated to increase power
Outlet, but since the position of gear-box 13 is adjusted according to the tension for the tape handler 21 connecting with transmission shaft component 12 again
Therefore section does not add attachment base 15 in this case and is not easy to meet the needs of assembly, therefore, the utility model is being added
When hydraulic pump 16, it is contemplated that be easy to make the relationship between hydraulic pump 16 and gear-box 13 not by shadow when 13 position of adjusting tooth roller box
It rings, therefore is additionally arranged attachment base 15 on the basis of existing technology.
As shown in fig. 6, transmission gear 17 is made of bevel gear and hollow shaft, one end of bevel gear and hollow axis connection are empty
Spline is equipped in mandrel, the input terminal of the hydraulic pump 16 is equipped with spline, and the input terminal of hydraulic pump 16 is extend into hollow shaft, liquid
The input terminal and hollow shaft of press pump 16 pass through spline fitted.
As shown in Figure 8 and Figure 9, the attachment base 15 includes: the first mounting portion 50 for installing gear-box 13, installation hydraulic pump
16 the second mounting portion, the second mounting portion are set to one end of the first mounting portion 50, and the kidney slot 15b setting is in the first installation
In portion 50, and pilot hole 15a is through the through-hole of the first mounting portion 50 and the second mounting portion.
As shown in Fig. 6, Fig. 8 and Fig. 9, second mounting portion includes the cartridge for accommodating 17 a part of transmission gear
51, the mounting plate 52 of hydraulic pump 16 is installed, one end of cartridge 51 and the first mounting portion 50 are fixed, one end of cartridge 51
It is preferentially fixed using welding manner with the first mounting portion 50, mounting plate 52 and the other end of cartridge 51 are fixed.
As shown in figure 5, further including the second bolt 20 and third bolt (not shown), the gear-box 13 passes through second
Bolt is fixedly connected with attachment base 15.The hydraulic pump 16 is fixedly connected by third bolt with attachment base 15, and hydraulic pump 16 is logical
Third bolt is crossed to be fixedly connected with the mounting plate 52 in attachment base 15.
As shown in figure 5, further including adjusting support component 22, the one end for adjusting support component 22 is connect with rack 11, is adjusted
The other end of support component 22 is supported with transmission shaft component 12, adjusts support component 22 for being supported to transmission shaft component.
The adjusting rod that support component 22 includes pedestal and is set on the base is adjusted, adjusting rod is connect with pedestal by nut.
Claims (10)
1. the mowing-apparatus of automatic beat characterized by comprising mounting rack；
Swing arm, one end of the swing arm and mounting rack are hinged；
The other end of mowing component, mowing component and swing arm connects；
One end of telescoping mechanism, the telescoping mechanism is flexibly connected with swing arm, and the other end of telescoping mechanism is connect with mounting rack；
Obstacle detection mechanism, obstacle detection mechanism are connect with telescoping mechanism；
One end of elastomeric element, the elastomeric element is connect with swing arm, and the other end of elastomeric element is connect with mounting rack；
Obstacle detection mechanism, which controls telescoping mechanism contraction when touching intransitable barrier, swings swing arm, and swing arm drives
Mowing component is displaced avoiding obstacles, elongated elastomeric member when swing arm is swung, after obstacle detection mechanism avoiding obstacles, elastic portion
Part reset makes swing arm swing drive mowing component and telescoping mechanism reset.
2. the mowing-apparatus of automatic beat according to claim 1, which is characterized in that the mowing component includes:
The cover being connect with swing arm；
First driver, first driver are mounted on cover；
First cutter shaft, one end of the first cutter shaft are connect with the first driver, and the other end of the first cutter shaft is located in cover；
The first cutter being mounted on the first cutter shaft.
3. the mowing-apparatus of automatic beat according to claim 1, which is characterized in that telescoping mechanism is hydraulic cylinder.
4. the mowing-apparatus of automatic beat according to claim 1, which is characterized in that obstacle detection mechanism includes:
Rod-like members；
Spring reset valve, spring reset valve are connect with rod-like members.
5. the mowing-apparatus of automatic beat according to claim 4, which is characterized in that a part of the rod-like members is extremely
It is centered around a part of cover less.
6. a kind of grass trimmer, including rack, transmission shaft component, gear-box, tape handler, cutter shaft, knife, rack are equipped with first
Mounting base and the second mounting base, one end of transmission shaft component and the output end of gear-box connect, the other end peace of transmission shaft component
In the second mounting base, the other end of transmission shaft component is connect with one end of tape handler, tape handler it is another
End is connect with cutter shaft, and knife is mounted on cutter shaft, it is characterised in that:
First mounting base is equipped with and allows bit space, and the first mounting base is equipped with mounting hole；
It further include attachment base, hydraulic pump, transmission gear, the first fastener, attachment base is equipped with pilot hole and kidney slot, gear-box
It is fixedly connected with attachment base, one end of the transmission gear is connect with gear-box, and the other end of transmission gear passes through the first installation
It is connect after the pilot hole allowed on bit space and attachment base on seat with hydraulic pump, hydraulic pump is fixed with attachment base, the first fastener
After the kidney slot on the mounting hole and attachment base in the first mounting base, attachment base and the first mounting base are fastened；
It further include the mowing-apparatus of automatic beat as described in claim 1, mounting rack is connect with rack, obstacle detection mechanism packet
The spring reset valve for including rod-like members and connecting with rod-like members, the telescoping mechanism in the mowing-apparatus of the automatic beat are
Hydraulic cylinder, the hydraulic pump are connect with spring reset valve.
7. grass trimmer according to claim 6, which is characterized in that the attachment base includes:
First mounting portion of gear-box is installed；
Second mounting portion of hydraulic pump is installed, the second mounting portion is set to one end of the first mounting portion.
8. grass trimmer according to claim 7, which is characterized in that second mounting portion includes:
The cartridge of transmission gear a part is accommodated, one end of cartridge is fixed with the first mounting portion；
The other end of the mounting plate of installation hydraulic pump, mounting plate and cartridge is fixed.
9. the grass trimmer according to one of claim 6 to 8, which is characterized in that further include the second bolt and third bolt, institute
It states gear-box and is fixedly connected by the second bolt with attachment base, the hydraulic pump is fixedly connected by third bolt with attachment base.
10. grass trimmer according to claim 6, which is characterized in that described that bit space is allowed to be notch or hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821814285.2U CN209563195U (en) | 2018-11-06 | 2018-11-06 | The mowing-apparatus and grass trimmer of automatic beat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821814285.2U CN209563195U (en) | 2018-11-06 | 2018-11-06 | The mowing-apparatus and grass trimmer of automatic beat |
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| Publication Number | Publication Date |
|---|---|
| CN209563195U true CN209563195U (en) | 2019-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821814285.2U Active CN209563195U (en) | 2018-11-06 | 2018-11-06 | The mowing-apparatus and grass trimmer of automatic beat |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109451958A (en) * | 2018-11-06 | 2019-03-12 | 常州汉森机械股份有限公司 | The mowing-apparatus and grass trimmer of automatic beat |
| CN111183785A (en) * | 2020-03-13 | 2020-05-22 | 山东新坐标智能装备有限公司 | Crawler-type postposition obstacle-avoiding mower |
-
2018
- 2018-11-06 CN CN201821814285.2U patent/CN209563195U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109451958A (en) * | 2018-11-06 | 2019-03-12 | 常州汉森机械股份有限公司 | The mowing-apparatus and grass trimmer of automatic beat |
| CN109451958B (en) * | 2018-11-06 | 2024-03-26 | 常州汉森机械股份有限公司 | Automatic deflection mowing device and mowing machine |
| CN111183785A (en) * | 2020-03-13 | 2020-05-22 | 山东新坐标智能装备有限公司 | Crawler-type postposition obstacle-avoiding mower |
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Address after: 213034 Changzhou Hansen Machinery Co., Ltd., No. 89, environmental protection road four, Fuchun Town, Xinbei District, Jiangsu, Changzhou Patentee after: CHANGZHOU HAN-SUN MACHINERY Co.,Ltd. Address before: 213034 Changzhou Hansen Machinery Co., Ltd., No. 89, environmental protection road four, Fuchun Town, Xinbei District, Jiangsu, Changzhou Patentee before: CHANGZHOU HANSEN MACHINERY Co.,Ltd. |