CN209403557U - A kind of filament cutter copper gang chain maintenance positioning dress pin assembly - Google Patents
A kind of filament cutter copper gang chain maintenance positioning dress pin assembly Download PDFInfo
- Publication number
- CN209403557U CN209403557U CN201822082782.4U CN201822082782U CN209403557U CN 209403557 U CN209403557 U CN 209403557U CN 201822082782 U CN201822082782 U CN 201822082782U CN 209403557 U CN209403557 U CN 209403557U
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- row chain
- top plate
- thimble
- pin shaft
- pin
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Abstract
The utility model discloses a kind of filament cutter copper gang chains to overhaul with positioning dress pin assembly, including row chain section centering machine and pin shaft installing mechanism, row chain section centering machine includes the top board structure above row chain section placement platform and the lower roof plate structure below row chain section placement platform；Top board structure and lower roof plate structure are correspondingly arranged up and down, and the top plate channel stretched out for lower roof plate structure is provided on row chain section placement platform；Pin shaft installing mechanism is located at the horizontal side of row chain section centering machine, and pin shaft installing mechanism includes that dress pin workbench and thimble structure and pin shaft place guide frame.The utility model can guarantee the accuracy of row chain section centering, and realize automatic installation row chain pin shaft, be able to ascend dress pin quality, and mechanical automation degree is high, manual operation be reduced, to effectively save labour and maintenance cost.
Description
Technical field
The utility model relates to copper gang chain service technique field more particularly to a kind of filament cutter copper gang chain maintenance positioning dresses
Pin assembly.
Background technique
Copper bar catenary system will cause and cut out for a long time by very big pulling force and abrasion tobacco cutting machine in the process of running
The problems such as pipe tobacco thickness unevenness, instability of flow, hole sideslip.Copper gang chain in use, due to dust, tobacco tar in environment
Serious with water pollution, the easily long-pending crock of copper gang chain will cause equipment fault shutdown when serious.Therefore, it is necessary to periodically to copper gang chain
The crock in row chain and disassembly cleaning copper gang chain more renewed.
At present in the disassembly process of row chain, artificial dress pin or machine dress pin two ways are mostly used.Artificial dress pin operation
Mode is flexible, but needs manually one by one to drive in the pin shaft between adjacent link, causes intensity of workers big,
And when tapping pin shaft, the artificial dynamics for tapping pin shaft and direction are not easy to control, and pin shaft stress is caused to be easy deflection, meeting when serious
Row chain section is caused to deform.
And existing machine dress pin equipment is as shown in publication number CN207322670U.
Publication number CN207072589U discloses a kind of row chain section dress pin equipment, and row chain section dress pin equipment includes having to fix
The row chain section support transport platform that dress pins position is set, row chain section support transport platform include defeated from back to front for that will fill the row chain section after selling
The stepping type conveying mechanism sent.There is fixed dress pins position to set in row chain section support transport platform, i.e., sold in row chain section support transport platform
Axis be packed into position be it is fixed, do not move, the row chain section after pin shaft is loaded by stepping type conveying mechanism is from back to front
It is conveyed, avoids staff in the prior art and need large labor intensity caused by often mobile pin shaft installation site, no
The problem of easily realizing mechanization.
Although dress pin equipment disclosed above is able to achieve mechanical makeup pin operation, but its still deposit the conveying of row chain section less than
Position, the centering accuracy of row chain section is low, fills the problem of pin low efficiency.
Utility model content
The purpose of this utility model is to provide a kind of filament cutter copper gang chains to overhaul with positioning dress pin assembly.
In order to solve the above technical problems, the utility model adopts the following technical solution:
A kind of filament cutter copper gang chain maintenance positioning dress pin assembly, including row chain section centering machine and pin shaft installing mechanism,
Row chain section centering machine includes being set to the top board structure above row chain section placement platform and being set to below row chain section placement platform
Lower roof plate structure；Top board structure and lower roof plate structure are correspondingly arranged up and down, and are provided with and are used for down on row chain section placement platform
The top plate channel that top board structure stretches out, top plate channel is arranged along the width direction of row chain section, and its length is less than the width of row chain section
Degree；
Top board structure includes setting up the pressing plate rack being fixed on above row chain section placement platform, and fixation is set in pressing plate rack
There is the pressing plate cylinder being vertically arranged, the downwardly directed top plate channel of the piston end of pressing plate cylinder is simultaneously fixedly connected with pressing plate；
Lower roof plate structure includes the top plate rack being fixed below row chain section placement platform, is fixed in top plate rack perpendicular
To the top plate cylinder of arrangement, top plate channel that the piston end of top plate cylinder points up simultaneously is fixedly connected with top plate, top plate and top
The corresponding arrangement of board channel, makes top plate can be upwardly through top plate channel；The top of top plate is equipped with the positioning laid along its length
Card slot；
Pin shaft installing mechanism is located at the horizontal side of row chain section centering machine, pin shaft installing mechanism include dress pin workbench with
And the thimble structure and pin shaft being installed on dress pin workbench place guide frame, thimble structure is also connected with its edge left and right of promotion
To mobile thimble driving device；Thimble structure is mainly made of thimble seat and the thimble being fixedly mounted on thimble seat, thimble
At protrusion thimble seat and the pin shaft or pin shaft hole that are directed toward on centering heel row chain link；
Pin shaft places the guide holder that guide frame includes string configuration, and the top of guide holder is equipped with notch upwards and along a left side
The guide groove that right direction extends, guide groove are directed toward at pin shaft or pin shaft hole on centering heel row chain link；Use is additionally provided on thimble seat
Notch setting is closed in the thimble on the notch that guide holder passes through, thimble seat and part is downwardly projecting, is led so that thimble be made to be located at
Cooperate into slot and with its length direction slide-and-guide along guide groove.
The top board structure further includes the pressing plate guide post that with pressing plate cylinder parallel arrangement and lower end is fixedly connected with the pressing plate,
Pressing plate guide post slides through pressing plate rack；
The lower roof plate structure further includes the top plate guide post that with top plate cylinder parallel arrangement and upper end is fixedly connected with top plate,
Top plate guide post slides through top plate rack.
The section of the locating groove is V-structure.
The thimble driving device includes the dress pin ball-screw arranged in left-right direction on dress pin workbench, dress
The end for selling ball-screw connects driving motor, and the nut seat of dress pin ball-screw is fixedly connected with dress pin slide, dress pin slide
It is fixedly connected with thimble seat.
The unilateral side or two sides of the dress pin ball-screw are arranged in parallel with dress pin slide bar, and dress pin slide bar is fixedly mounted on dress pin
On workbench, dress pin slide and dress pin sliding bar guiding cooperate.
The beneficial effects of the utility model are:
1. the utility model can guarantee the accuracy of row chain section centering, and realize automatic installation row chain pin shaft, Neng Gouti
Dress pin quality is risen, mechanical automation degree is high, manual operation is reduced, to effectively save labour and maintenance cost.
2. the row chain section centering machine of the utility model include top board structure above the row chain section placement platform and
Lower roof plate structure below row chain section placement platform；Top board structure and lower roof plate structure are correspondingly arranged up and down, and row chain
The top plate channel stretched out for lower roof plate structure is provided on section conveying mechanism.
Row chain section centering machine, which can be realized, accurately feels relieved to row chain section, and top plate rise makes its locating groove and row chain
Lower half engaging is saved, while pressing plate pushes and realizes that the fastening to row chain section compresses, and ensure that the firm centering to row chain section, it is convenient
Subsequent dress sells operation.
3. the pin shaft installing mechanism of the utility model is located at the side of row chain section centering machine, pin shaft installing mechanism can be right
Heel row chain link of feeling relieved carries out pin shaft ejection disassembly or carries out pin shaft jacking installation to centering heel row chain link；Pin shaft installing mechanism includes
Dress pin workbench and the thimble structure and pin shaft being installed on dress pin workbench place guide frame, and thimble structure is also connected with
Push its edge left and right to the thimble driving device moved；Thimble structure is mainly by thimble seat and the top being fixedly mounted on thimble seat
At needle composition, thimble protrusion thimble seat and the pin shaft or pin shaft hole that are directed toward on centering heel row chain link.
Pin shaft installing mechanism can carry out pin shaft ejection disassembly operation to centering heel row chain link, make the dress pin efficiency of row chain significantly
It improves, thimble seat moves to the right under the action of dress sells ball-screw when operation, and thimble is by the pin on heel row chain link of feeling relieved
Axis ejection；Pin shaft installing mechanism can also carry out pin shaft jacking installation exercise to centering heel row chain link, and thimble seat is first in dress pin rolling
It is moved to the left under the action of ballscrew, is then located on the right side of thimble in guide groove and places pin shaft to be installed, then thimble
Seat moves to the right under the action of dress sells ball-screw, the pin shaft in thimble guide groove on pin shaft jacking centering heel row chain link
Hole.
Detailed description of the invention
Fig. 1 is the general assembly stereoscopic schematic diagram of the embodiment of the present invention；
Fig. 2 is the connection of row chain section conveying mechanism, row chain section centering machine and pin shaft installing mechanism in the embodiment of the present invention
Schematic diagram；
Fig. 3 is that the left view direction solid of row chain section conveying mechanism and row chain section centering machine is illustrated in the embodiment of the present invention
Figure；
Fig. 4 is that the direction solid of looking up of row chain section conveying mechanism and row chain section centering machine is illustrated in the embodiment of the present invention
Figure；
Fig. 5 is that the right view direction solid of row chain section conveying mechanism and row chain section centering machine is illustrated in the embodiment of the present invention
Figure；
Fig. 6 is the stereoscopic schematic diagram of pin shaft installing mechanism in the embodiment of the present invention；
Fig. 7 is the stereoscopic schematic diagram of row chain section in the embodiment of the present invention.
Specific embodiment
It elaborates below in conjunction with attached drawing to a specific embodiment of the invention.
As shown in Figures 1 to 7, it is overhauled present embodiment discloses a kind of filament cutter copper gang chain and fills pin assembly with positioning, including
Row chain section centering machine 2 and pin shaft installing mechanism 3.The maintenance of filament cutter copper gang chain disclosed in the present embodiment is answered with positioning dress pin assembly
Fill pin equipment automatically for row chain section, it further includes row chain section conveying mechanism 1 and rack 4 that row chain section fills pin equipment automatically；Row chain section
Conveying mechanism 1, row chain section centering machine 2, pin shaft installing mechanism 3 are respectively corresponded and are installed in rack 4.
Row chain section conveying mechanism 1 include conveying workbench 11(as row chain section placement platform), on conveying workbench 11
The row chain transfer passage of setting, along row chain transfer passage conveying direction be arranged slideway 12, with 12 slide-and-guide of slideway cooperate
Conveying push plate 13 and push the feed drive device that moves along slideway 12 of conveying push plate 13.The width of row chain transfer passage with
It is adapted with the width of row chain.
In the present embodiment, slideway 12 is the long pore structure arranged along row chain transfer passage conveying direction, and parallel arrangement has
Two.The conveying sliding of push plate 13 fits on the table top of conveying workbench 11, and conveys push plate 13 by being passed down through slideway 12
Push plate connection frame 113 and feed drive device be sequentially connected.
Feed drive device includes the drive installation plate 19 below the conveying workbench, drive installation plate 19 be equipped with
The end of the parallel conveying ball-screw 111 of the slideway 12, conveying ball-screw 111 connects driving motor, conveys ball
The nut seat of lead screw 111 is fixedly connected with conveying slide 112, and conveying slide 112 is fixedly connected with push plate connection frame 113.
The two sides of conveying ball-screw 111 are additionally provided with the conveying slide bar 114 being fixedly connected with drive installation plate 19 in parallel,
It conveys slide bar 114 and slideway corresponds up and down, conveying slide 112 and conveying 114 slide-and-guide of slide bar cooperation.
Two sides on conveying workbench 11 positioned at row chain transfer passage are set respectively leads flat structure and is bulldozed structure, and setting is led flat
Structure side is right side.
Leading flat structure includes being fixed on conveying workbench 11 and the right convex that raises upward is along 14, right convex
Extending direction along 14 is parallel with slideway 12；Right convex is further fixed on the flat guiding plate parallel with conveying workbench 11 along 14
15, and flat guiding plate 15 stretches out to the left and is located at the top of row chain transfer passage.In the present embodiment, flat guiding plate 15 stretches out right positioning
The horizontal distance of convex edge 14 is about 5-100mm, and the vertical range between flat guiding plate 15 and conveying workbench 11 is slightly larger than row chain
Thickness.
Being bulldozed structure includes being fixedly mounted on conveying workbench 11 to be bulldozed cylinder 16, and being bulldozed cylinder 16 can stretch to the right
Out, it and is bulldozed fixed set of piston end of cylinder 16 and is bulldozed plate 17；The stretching drive of cylinder 16 is bulldozed to be bulldozed the release of plate 17 and push defeated
It send the row chain guide flat structure side on workbench mobile, abuts the side of row chain with the right convex edge for leading flat structure, it
After be bulldozed cylinder drive be bulldozed plate retraction reset；
Be located to be bulldozed at the front of structure on conveying workbench and be equipped with left convex along 18, left convex along 18 extension side
To parallel with slideway 12, left convex is adapted along the horizontal distance of 18 and right convex between 14 with the width of row chain.
For row chain section conveying mechanism 1 when conveying row chain, row chain, which tiles, is placed in the row chain transfer passage of conveying workbench 11
Above and extend the length direction of row chain along row chain transfer passage, conveying push plate 13 pushes row chain section 9 to translate forward along slideway；And
And since flat structure and the setting for being bulldozed structure are led in the two sides of row chain transfer passage, it can guarantee that row chain is defeated along row chain transfer passage
It send, and row chain is avoided to roll under the promotion of conveying push plate 13.
Wherein, it is bulldozed structure and is able to achieve and positioning is bulldozed to the active of row chain, be bulldozed cylinder 16 and stretch out to drive and be bulldozed plate 17 and push away
It out and pushes the row chain guide flat structure side on conveying workbench mobile, makes the side of row chain and lead the right convex of flat structure
Along abutting, so that row chain be made to stay in row chain transfer passage, it is avoided to be detached from row chain transfer passage.
Leading flat structure can be realized passive pressing to row chain, due to the setting of flat guiding plate 15, when row chain is in conveying push plate
When rolling tendency under 13 promotion, flat guiding plate 15, which is realized, flattens the limit of row chain, guarantee row chain along row chain transfer passage to
Preceding translation, and be unlikely to roll.
Row chain section centering machine is set to the conveying end of row chain section conveying mechanism, is used for the row in place to completion conveying
Chain link is felt relieved；Row chain section centering machine includes set on the top board structure of 11 top of conveying workbench and set on transportation work
The lower roof plate structure of 11 lower section of platform；Top board structure and lower roof plate structure are correspondingly arranged up and down, and are provided on conveying workbench 11
For the top plate channel 20 that lower roof plate structure is stretched out, top plate channel 20 is arranged along the width direction of row chain transfer passage, and it is grown
Degree is less than the width of row chain (the distance between setting 20 left and right directions of top plate channel is its length).
Top board structure includes setting up the pressing plate rack 21 being fixed on above row chain transfer passage, fixed in pressing plate rack 21
Equipped with the pressing plate cylinder 22 being vertically arranged, the downwardly directed top plate channel 20 of the piston end of pressing plate cylinder 22 is simultaneously fixedly connected with pressure
Plate 23.
Top board structure further includes the pressing plate guide post 27 that with the parallel arrangement of pressing plate cylinder 22 and lower end is fixedly connected with the pressing plate,
Pressing plate guide post 27 slides through pressing plate rack 21.
Lower roof plate structure includes the top plate rack 24 being fixed below conveying workbench, top plate rack 24 and drive installation plate
19 are connected to one.The top plate cylinder 27 being vertically arranged, the piston end of top plate cylinder 27 are fixed in top plate rack 24
The top plate channel 20 that points up simultaneously is fixedly connected with top plate 25, and the arrangement corresponding with top plate channel 20 of top plate 25 makes top plate 25 can
Upwardly through top plate channel 20.The top of top plate 25 is equipped with the locating groove 26 laid along its length, locating groove 26
Section is V-structure.
Lower roof plate structure further includes the top plate guide post that with the parallel arrangement of top plate cylinder 27 and upper end is fixedly connected with top plate 25
28, top plate guide post 28 slides through drive installation plate 19.
Row chain section centering machine, which can be realized, accurately feels relieved to row chain section, top plate 25 rise make its locating groove 26 with
The engaging of row chain section lower half, while pressing plate pushes and realizes that the fastening to row chain section compresses, and ensure that the firm centering to row chain section,
Facilitate subsequent dress pin pin shaft operation.
Pin shaft installing mechanism 3 is located at the left side of row chain section centering machine 2, and pin shaft installing mechanism 3 can be to centering heel row chain link
Carry out pin shaft jacking installation.
Pin shaft installing mechanism 3 includes the thimble structure and pin shaft that dress is sold workbench 31 and is installed on dress pin workbench 31
Guide frame is placed, thimble structure is also connected with its edge left and right of promotion to the thimble driving device moved；Thimble structure mainly by
Thimble seat 32 and the thimble 33 being fixedly mounted on thimble seat 32 form, and thimble 33 protrudes thimble seat 32 and is directed toward row chain after centering
At pin shaft or pin shaft hole 91 on section.
Pin shaft places the guide holder 34 that guide frame includes string configuration, and the top of guide holder 34 is equipped with notch upwards simultaneously
The guide groove 35 extended in left-right direction, guide groove 35 is directed toward at pin shaft or pin shaft hole 91 on centering heel row chain link, and thimble
The thimble 33 of structure is located in guide groove 35 and cooperates with its length direction slide-and-guide along guide groove 35.
In the present embodiment, thimble seat 32 is equipped with the notch passed through for guide holder 34, and the thimble 33 on thimble seat 32 faces
Nearly notch setting, and part is downwardly projecting, so that thimble 33 be made to be located in guide groove 35.
Thimble driving device includes the dress pin ball-screw 36 arranged in left-right direction on dress pin workbench 31, dress
The end for selling ball-screw 36 connects driving motor, and the nut seat of dress pin ball-screw 36 is fixedly connected with dress pin slide 37, dress
Pin slide 37 is fixedly connected with thimble seat 32.The two sides of dress pin ball-screw 36 are arranged in parallel with dress pin slide bar 38, dress pin slide bar
38 are fixedly mounted on dress pin workbench 31, dress pin slide 37 and dress pin 38 slide-and-guide of slide bar cooperation.
When 3 pairs of centering heel row chain links of pin shaft installing mechanism carry out pin shaft jacking installation exercise, thimble seat 32 is sold in dress first
It is moved to the left under the action of ball-screw 36, is then located on the right side of thimble 33 in guide groove 35 and places pin shaft to be installed,
Then thimble seat 32 moves to the right under the action of dress sells ball-screw 36, row chain after pin shaft jacking centering in thimble guide groove
Pin shaft hole on section.
The above structure of pin shaft installing mechanism 3 greatly improves the dress pin efficiency of row chain.
The present embodiment is as follows in the installation exercise process for carrying out pin shaft:
Row chain tiling is placed on the row chain transfer passage of conveying workbench 11 and keeps the length direction of row chain defeated along row chain
Channel is sent to extend, conveying push plate 13 pushes row chain section to translate forward along slideway；It conveys push plate 13 and row chain section is conveyed heel row in place
Chain link centering machine 2 acts, and the movement of pressing plate cylinder 22 pushes pressing plate 23 to be pressed downward, and top plate cylinder 27 pushes top plate 25 to push up upwards,
The centering of row chain section is completed under 25 collective effect of pressing plate 23 and top plate；
Later, when 3 pairs of centering heel row chain links of pin shaft installing mechanism carry out pin shaft jacking installation exercise, thimble seat 32 exists first
It is moved to the left under the action of dress pin ball-screw 36, is then located on the right side of thimble 33 in guide groove 35 and places pin to be installed
Axis, then thimble seat 32 moves to the right under the action of dress sells ball-screw 36, in thimble guide groove after pin shaft jacking centering
In pin shaft hole on row chain section, pin shaft is installed in place rear pin shaft installing mechanism 3 and returns to initial position, completes being fit into for pin shaft
Subsequent cycle.
The above embodiments are only used to illustrate and not limit the technical solutions of the present invention, although referring to above-described embodiment to this hair
It is bright to be described in detail, those skilled in the art should understand that: still the present invention can be modified or be waited
With replacement, without departing from the spirit or scope of the invention, or any substitutions, should all cover in power of the invention
In sharp claimed range.
In the description of the present invention, it is to be understood that, term "front", "rear", "upper", "lower", "left", "right" etc. refer to
The orientation or positional relationship shown is to be based on the orientation or positional relationship shown in the drawings, and is only that the present invention and simplification are retouched for ease of description
It states, rather than indicates or imply signified device or element and must have a particular orientation, construct and operate for specific orientation,
It thus should not be understood as the limitation to present invention protection content.
Claims (5)
1. a kind of filament cutter copper gang chain maintenance positioning dress pin assembly, it is characterised in that: including row chain section centering machine and pin shaft
Installing mechanism, row chain section centering machine include the top board structure being set to above row chain section placement platform and place set on row chain section
Lower roof plate structure below platform；Top board structure and lower roof plate structure are correspondingly arranged up and down, and are opened on row chain section placement platform
There is the top plate channel stretched out for lower roof plate structure, top plate channel is arranged along the width direction of row chain section, and its length is less than row
The width of chain link；
Top board structure includes setting up the pressing plate rack being fixed on above row chain section placement platform, is fixed in pressing plate rack perpendicular
To the pressing plate cylinder of arrangement, the downwardly directed top plate channel of the piston end of pressing plate cylinder is simultaneously fixedly connected with pressing plate；
Lower roof plate structure includes the top plate rack being fixed below row chain section placement platform, is fixed with vertical cloth in top plate rack
The top plate cylinder set, top plate channel that the piston end of top plate cylinder points up simultaneously are fixedly connected with top plate, and top plate and top plate are logical
The corresponding arrangement in road, makes top plate can be upwardly through top plate channel；The top of top plate is equipped with the locating groove laid along its length；
Pin shaft installing mechanism is located at the horizontal side of row chain section centering machine, and pin shaft installing mechanism includes dress pin workbench and peace
Loaded on the thimble structure and pin shaft placement guide frame on dress pin workbench, thimble structure, which is also connected with, pushes it along left and right Xiang Yi
Dynamic thimble driving device；Thimble structure is mainly made of thimble seat and the thimble being fixedly mounted on thimble seat, thimble protrusion
At thimble seat and the pin shaft or pin shaft hole that are directed toward on centering heel row chain link；
Pin shaft places the guide holder that guide frame includes string configuration, and the top of guide holder is equipped with notch upwards and along right and left
To the guide groove of extension, guide groove is directed toward at pin shaft or pin shaft hole on centering heel row chain link；It is additionally provided on thimble seat for leading
The notch passed through to seat, the thimble on thimble seat closes on notch setting and part is downwardly projecting, so that thimble be made to be located at guide groove
It is interior and with its along guide groove length direction slide-and-guide cooperate.
2. filament cutter copper gang chain maintenance according to claim 1 positioning dress pin assembly, it is characterised in that: the top board
Structure further includes the pressing plate guide post that with pressing plate cylinder parallel arrangement and lower end is fixedly connected with the pressing plate, and pressing plate guide post slides through pressure
Board rack；
The lower roof plate structure further includes the top plate guide post that with top plate cylinder parallel arrangement and upper end is fixedly connected with top plate, top plate
Guide post slides through top plate rack.
3. filament cutter copper gang chain maintenance according to claim 1 or 2 positioning dress pin assembly, it is characterised in that: described fixed
The section of position card slot is V-structure.
4. filament cutter copper gang chain maintenance according to claim 3 positioning dress pin assembly, it is characterised in that: the thimble drives
Dynamic device includes the dress pin ball-screw arranged in left-right direction on dress pin workbench, and the end of dress pin ball-screw connects
Driving motor is connect, the nut seat of dress pin ball-screw is fixedly connected with dress pin slide, and dress pin slide is fixedly connected with thimble seat.
5. filament cutter copper gang chain maintenance according to claim 4 positioning dress pin assembly, it is characterised in that: the dress pin rolling
The unilateral side or two sides of ballscrew are arranged in parallel with dress pin slide bar, and dress pin slide bar is fixedly mounted on dress pin workbench, dress pin slide
Cooperate with dress pin sliding bar guiding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822082782.4U CN209403557U (en) | 2018-12-12 | 2018-12-12 | A kind of filament cutter copper gang chain maintenance positioning dress pin assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822082782.4U CN209403557U (en) | 2018-12-12 | 2018-12-12 | A kind of filament cutter copper gang chain maintenance positioning dress pin assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209403557U true CN209403557U (en) | 2019-09-20 |
Family
ID=67937700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822082782.4U Active CN209403557U (en) | 2018-12-12 | 2018-12-12 | A kind of filament cutter copper gang chain maintenance positioning dress pin assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209403557U (en) |
-
2018
- 2018-12-12 CN CN201822082782.4U patent/CN209403557U/en active Active
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