CN206123156U - A automation line for production of expandable rock bolt pole - Google Patents
A automation line for production of expandable rock bolt pole Download PDFInfo
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- CN206123156U CN206123156U CN201621122853.3U CN201621122853U CN206123156U CN 206123156 U CN206123156 U CN 206123156U CN 201621122853 U CN201621122853 U CN 201621122853U CN 206123156 U CN206123156 U CN 206123156U
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Abstract
The utility model discloses an automation line for production of expandable rock bolt pole, include through consecutive automatic cutout equipment, automatic expand tube equipment, the automatic ring of production line impress equipment and automatic weld equipment. The automation line of this structure has realized the automated production of expandable rock bolt pole, and artifical preparation that will be original changes automated production into, including auxiliary manpower, and the effectual work efficiency that has improved has shortened process time of single stock production greatly. The utility model discloses effectual reduction working strength, shorten operating time, very big improvement production efficiency.
Description
Technical field
This utility model is related to anchor pole production field, more particularly to a kind of automated production for expansion anchor rod production
Line.
Background technology
In field of mining, anchor pole is mainly used in reinforcing chamber, tunnel and stope roof strata, and is total to together with country rock
With rock stratum more than roof supporting, to reach the self-stable ability for giving full play to country rock.With the capital construction dynamics such as traffic, energy
Increasing, in the environment such as tunnel, chamber, tunnel and stope, as the anchorage technology that can give full play to rock mass self-stable ability
Developed rapidly and used, suspension roof support be improve Geotechnical Engineering stability a kind of most economical effective method, anchor pole use
Amount was increased severely with day.
At present, the anchor pole used by domestic mine mostly is following several：Peg block rock bolt, this anchor pole are simple to manufacture, peace
Dress can stand under load immediately, but the depth to drilling and aperture require relatively strictly, to easily cause and break hole wall rock in installation process
It is bad, and the body of rod is thicker, steel consumption amount is big.Resin anchor, the disadvantage of this anchor pole is that resin is easy to aging, medicated bag storage
Phase is limited, only three to six months.Wedge pipe type anchor shank, the easy card drill steel of this anchor pole alignment pin in construction, its top anchoring section is swollen
Two points stress is formed after opening, stability is poor.Expansion tube type anchor rod, using the secure liner set of pintongs, forms four anchorings after installation
Head, the dual-use function with mechanical. points anchoring and friction anchoring.
Traditional expansion tube type anchor rod is that the production work efficiency of expansion anchor rod is low, and plurality of link must have operator
Manual operations, or auxiliary operation can just complete, and have a strong impact on operating rate, while bringing the potential safety hazard in production.
The content of the invention
The purpose of this utility model is to solve the deficiencies in the prior art, there is provided a kind of automatization for expansion anchor rod production
Production line, so as to realize the automated production of expansion anchor rod, effectively raises work efficiency, it is ensured that the quality system of product
One, while the potential safety hazard in having prevented to produce.
The technical solution adopted in the utility model is：A kind of automatic production line for expansion anchor rod production, including logical
Cross automatic cutting equipment, automatic pipe expanding equipment, automatic annulus press-fit equipment and automatic welding device that production line is sequentially connected；Institute
Stating automatic cutting equipment includes workbench, affixed some supports below the workbench, and the side of the workbench is connected with thing
Hopper, the affixed wired rail of opposite side of the workbench, the line trackside of the workbench front end are connected with cutter sweep and two ends
Fixture, the line rail are provided with slide block, the affixed two ends fixture of the slide block, and the cutter sweep and two ends fixture are adapted；Institute
State, the material channel side connects body feed tank, opposite side is provided with block；Positioned at workbench
Lead column is connected with the support at middle part, the affixed middle part fixture of the lead column；The two ends fixture includes contiguous block, the company
Connect, the side of the base is connected with steering base, and the steering base is provided with the adjustable column of hydraulic control；
The automatic pipe expanding equipment includes workbench, and one end of the workbench is provided with line rail, the workbench it is another
End is provided with hydraulic platform, and hydraulic cylinder is connected with the hydraulic platform, and the top of the hydraulic cylinder is connected with block；The line rail
It is provided with slide block, the affixed tube expansion in top of the slide block；Hydraulic cylinder and fixed dop, the liquid are connected with the workbench also
The affixed movable dop in front end of cylinder pressure, the movable dop and fixed dop are adapted；It is additionally provided between the tube expansion and block
Some bracing frames；Support frame as described above is respectively provided on two sides with automatic feeder and automatic discharge apparatus, the automatic feed dress
Setting in hydraulic cylinder side, the automatic discharge apparatus are located at fixed dop side, and the automatic feeder includes and production line phase
Transition platform even, the transition platform are connected with bracing frame by sloping platform, and the automatic discharge apparatus include and support
The outfeed platforms that frame is connected；
The annulus press-fit equipment includes workbench, and one end of the workbench is provided with line rail, and the other end is connected with hydraulic pressure
Cylinder, is connected with block on the hydraulic cylinder；The line rail is provided with slide block, and the slide block is driven by traction apparatuss, the traction
Device is connected with annulus fixing device located at the back side of workbench on the slide block；It is provided with some between the line rail and block
Bracing frame；Support frame as described above is respectively provided on two sides with automatic feeder and automatic discharge apparatus, the automatic feeder bag
The transition platform being connected with production line is included, the transition platform is connected with bracing frame by sloping platform, the self-emptying dress
Put including outfeed platforms, its work surface of the outfeed platforms is oblique, and its top of the outfeed platforms is located at by bracing frame；Institute
State, the affixed material rail of the annulus feed bin, the material rail are adapted with annulus fixing device；
The automatic welding device includes workbench, is connected with hydraulic cylinder, at least two guide rails on the workbench successively
And welder；The guide rail is made up of the guide rod of some series connection, the affixed roller in top of the guide rod；The welder bag
The support arm affixed with workbench and base are included, the gearshift controlled by cylinder, institute's displacement apparatus on the support arm, are connected with
On be additionally provided with welding rifle；Driving means, the driving means driving coupling rotating shaft, the top of the rotating shaft are connected with the base
Affixed tube core is held, clamping device in the rotating shaft, is also connected with；The affixed block in top of the hydraulic cylinder.
Used as further improvement of the utility model, the clamping device on the automatic welding device is in disk form.
Used as further improvement of the utility model, the middle part fixture includes crossbeam and the crossbeam being connected with lead column
Connected bumping post, the crossbeam, bumping post and lead column constitute a groove.
Further improve as of the present utility model, the height of the height of the bumping post higher than lead column, the guiding
Cylinder is provided with inclined plane to the one side of middle part fixture.
Further improve as of the present utility model, the height of the transition platform is higher than sloping platform, the inclination
The low side of platform is flushed with bracing frame；Height of the height of the outfeed platforms less than bracing frame, the work of the outfeed platforms
Make face oblique.
Used as further improvement of the utility model, the annulus fixing device is provided with pneumatic lock.
Further improve as of the present utility model, dop is similar to tube expansion matches somebody with somebody for the fixed dop and activity；It is described
Block is provided with the gathering sill matched somebody with somebody similar to anchor pole.
This utility model adopt beneficial effect be：The automatic production line of this structure, realizes the automatic of expansion anchor rod
Metaplasia is produced, and original manual manufacture is changed to automated production, the manpower of auxiliary is added, work efficiency is effectively raised, greatly
Shorten greatly the process time of single anchor pole production.This utility model effectively reduces working strength, shortens working hours, greatly
Improve production efficiency.
Description of the drawings
Fig. 1 is automatic cutting equipment schematic diagram of the present utility model.
Fig. 2 is automatic cutting equipment top view figure of the present utility model.
Fig. 3 is automatic cutting equipment rearview of the present utility model.
Fig. 4 is automatic cutting equipment two ends fixture enlarged drawing of the present utility model.
Fig. 5 is automatic pipe expanding equipment schematic diagram of the present utility model.
Fig. 6 is automatic pipe expanding equipment side view of the present utility model.
Fig. 7 is automatic pipe expanding equipment rearview of the present utility model.
Fig. 8 is annulus press-fit equipment schematic diagram of the present utility model.
Fig. 9 is annulus press-fit equipment top view of the present utility model.
Figure 10 is annulus press-fit equipment rearview of the present utility model.
Figure 11 is the schematic diagram of automatic welding device of the present utility model.
Shown in figure：1 workbench, 2 supports, 3 line rails, 4 cutter sweeps, 5 two ends fixtures, 6 slide blocks are pressed from both sides in the middle part of in the of 7
Tool, 8 lead columns, 9 body feed tanks, 10 material channels, 11 blocks, 21 hydraulic platforms, 22 hydraulic cylinders, 23 tube expansions, 24 fix
Dop, 25 bracing frames, 26 transition platforms, 27 sloping platforms, 28 outfeed platforms, 31 traction apparatuss, 32 annulus fix dress
Put, 33 annulus feed bins, 34 material rails, 41 support arms, 42 bases, 43 gearshifts, 44 welding rifles, 45 driving means, 46
Rotating shaft, 47 tube cores, 48 clamping devices, 49 guide rails, 51 contiguous blocks, 52 bases, 53 steering bases, 54 adjustable columns.
Specific embodiment
With reference to Fig. 1 to Figure 11, this utility model is described further.
As illustrated, a kind of automatic production line for expansion anchor rod production, including what is be sequentially connected by production line
Automatic cutting equipment, automatic pipe expanding equipment, automatic annulus press-fit equipment and automatic welding device；
The automatic cutting equipment includes workbench 1, affixed some supports 2, the workbench 1 below the workbench 1
Side be connected with body feed tank 9, the affixed wired rail 3 of opposite side of the workbench 1,3 side of line rail of 1 front end of the workbench are solid
Cutter sweep 4 and two ends fixture 5 are connected to, the line rail 3 is provided with slide block 6,6 affixed two ends fixture 5 of the slide block, the cutting
Device 4 and two ends fixture 5 are adapted；Material channel 10,10 side junctional complex of the material channel are provided with the inside of the workbench 1
Hopper 9, opposite side are provided with block 11；Lead column 8 is connected with the support 2 in the middle part of workbench 1, the lead column 8 is affixed
Middle part fixture 7；The two ends fixture 5 includes contiguous block 51, is connected with base 52 on the contiguous block 51, the one of the base 52
Side is connected with steering base 53, and the steering base 53 is provided with the adjustable column 54 of hydraulic control；
The automatic pipe expanding equipment includes workbench 1, and one end of the workbench is provided with line rail 3, the workbench 1 it is another
One end is provided with hydraulic platform 21, and hydraulic cylinder 22 is connected with the hydraulic platform, and the top of the hydraulic cylinder is connected with block 11；
The line rail 3 is provided with slide block 6, the affixed tube expansion in the top of the slide block 6 23；Hydraulic cylinder 22 is connected with the workbench 1 also
With fixed dop 24, the affixed movable dop in front end of the hydraulic cylinder 22, the movable dop are adapted with fixed dop 24；Institute
State and between tube expansion 23 and block 11, be additionally provided with some bracing frames 25；Support frame as described above 25 is respectively provided on two sides with automatic feeder
And automatic discharge apparatus, positioned at hydraulic cylinder side, the automatic discharge apparatus are located at fixed dop side, institute to the automatic feeder
The transition platform 26 that automatic feeder includes being connected with production line is stated, the transition platform 26 is by sloping platform 27 and support
Frame 25 is connected, and the automatic discharge apparatus include the outfeed platforms 28 being connected with bracing frame；
The annulus press-fit equipment includes workbench 1, and one end of the workbench is provided with line rail 3, and the other end is connected with liquid
Cylinder pressure 22, is connected with block 11 on the hydraulic cylinder；The line rail 3 is provided with slide block 6, and the slide block is driven by traction apparatuss 31
Dynamic, the traction apparatuss 31 are connected with annulus fixing device 32 located at the back side of workbench 1 on the slide block；3 He of line rail
Some bracing frames 25 are provided between block 11；Support frame as described above 25 be respectively provided on two sides with automatic feeder and self-emptying dress
Put, the automatic feeder includes the transition platform 26 being connected with production line, the transition platform 26 passes through sloping platform 27
It is connected with bracing frame 25, the automatic discharge apparatus include outfeed platforms 28, its work surface of the outfeed platforms 28 is oblique,
Its top of the outfeed platforms 28 is located at by bracing frame 25；Annulus feed bin 33, the annulus material are connected with the workbench 1 also
33 affixed material rail 34 of storehouse, the material rail 34 are adapted with annulus fixing device 32；
The automatic welding device includes workbench 1, is connected with hydraulic cylinder 22, at least two on the workbench 1 successively
Guide rail 49 and welder；The guide rail 49 is made up of the guide rod of some series connection, the affixed roller in top of the guide rod；The weldering
Connection device includes the support arm 41 affixed with workbench and base 42, and the gearshift controlled by cylinder is connected with the support arm 41
43, welding rifle 44 is additionally provided with institute's displacement apparatus 43；Driving means 45, the driving means 45 are connected with the base 42
Driving coupling rotating shaft 46, the affixed tube core 47 in top of the rotating shaft 46, is also connected with clamping device 48 in the rotating shaft 46；It is described
The affixed block in the top of hydraulic cylinder 22 11.
This utility model is following work, and steel pipe is positioned over the material of automatic cutting equipment by fork truck or driving
In case, steel pipe is entered in workbench by material channel.When work is started, steel pipe is passed through by block, and steel pipe is by being oriented to
Post drop into middle part fixture in, the fixture on slide block by Workpiece clamping, and promote steel pipe enter into two ends fixture positioned at front portion
In fixture.Cutter sweep is that burning torch is automatically lowered position, and cutting power supply arc automatic starting reaches normal cutting current.Work as well cutting
After first groove, clamp strap part of starting building in two ends rotates automatically, proceeds the cutting work of bottom.After the completion of cutting, work
Part is stalled, burning torch lifting restoring, and two ends fixture and intermediate holder are unclamped, and workpiece comes off, enters in production and transport line, by
Production and transport line takes workpiece at automatic pipe expanding equipment to.
Transition platform of the workpiece of well cutting by production line transport to automatic pipe expanding equipment, workpiece are fallen by sloping platform
Enter on bracing frame.Hydraulic cylinder drives block to advance, and the workpiece on bracing frame is advanced to position to be processed.When workpiece position
Behind position to be processed, the hydraulic cylinder positioned at both sides is started working, drive activity dop, and movable dop coordinates fixed dop by work
Part is securely fixed.After workpiece is firmly fixed, slide block is started working, and slipper push tube expansion is processed to workpiece.Work as workpiece
After machining, hydraulic cylinder drive activity dop, block reset, so that workpiece is released, workpiece is entered by outfeed platforms
Enter on production line.
Workpiece after cutting and expansion is transported on the transition platform of annulus press-fit equipment by production line, Ran Houtong
Cross sloping platform to enter in bracing frame, now hydraulic cylinder is started working, by promoting block to be added so as to workpiece is pushed into
Station is put, and towards annulus fixing device, expanding end is towards block for unexpanded one end of anchor pole.When anchor pole enters into operating position
Afterwards, slide block drives the motion of annulus fixing device, and annulus is pressed into place, and after annulus press-in is compressed, slide block and block reset, circle
Annulus in ring feed bin is again gone in annulus fixing device by expecting rail.The anchor pole of press-in annulus is entered by outfeed platforms
To in production line, transport to next process.
Anchor pole to be processed on production line is entered in automatic welding device by guide rail, and hydraulic cylinder is started working, so as to
The end of anchor pole is pushed in tube core, by the restriction of tube core, so that it is guaranteed that anchor pole can enter into working position.When anchor pole enters
Enter to after working position, clamping device is started working and tightly clamps anchor pole.Now weld rifle to start working, welding rifle is secured in place
On moving device, gearshift includes the cylinder that the cylinder of a control upper and lower displacement and a control are moved forward and backward, herein just not
Do tired stating.The welding rifle of gearshift control can realize the straight line weldering of anchor pole.Driving means drive shaft is moved, and rotating shaft passes through
Clamping device drives anchor pole to rotate, so as to realize the circle weldering of anchor pole.The cooperation of gearshift and driving means is so as to realizing anchor pole
Cross-wire weld.The clamping device of anchor pole has varied, as long as can realize the Automatic-clamping of anchor pole and loosen.
For ensure automatic welding device normal work, anyway weld sparks flying off in all directions affect work, the automatic welding
The clamping device 48 connect on equipment is in disk form.
To guarantee the normal work of automatic cutting equipment, speed and precision that pipe fitting is entered, the middle part are further improved
Fixture 7 includes the crossbeam being connected with lead column, the bumping post being connected with crossbeam, and the crossbeam, bumping post and lead column 8 composition one is recessed
Groove.
To guarantee automatization's work post of automatic production line, it is ensured that the entrance and turnover of anchor pole, the transition platform 26
It is higher than highly sloping platform 27, low side and the bracing frame 25 of the sloping platform 27 flush；The height of the outfeed platforms 28
Less than the height of bracing frame 25, the work surface of the outfeed platforms 28 is oblique.
To guarantee the work efficiency of annulus press-fit equipment, the quality of production is improved, the annulus fixing device 32 is provided with gas
Dynamic lock.
For the work efficiency for further improving automatic production line, it is ensured that the accuracy and speed of work, the fixed dop
It is similar to tube expansion with movable dop to match somebody with somebody；The block is provided with the gathering sill matched somebody with somebody similar to anchor pole.
To guarantee the normal work of automatic cutting equipment, speed and precision that pipe fitting is entered, the bumping post are further improved
Height higher than lead column 8 height, the lead column 8 is provided with inclined plane towards the one side of middle part fixture 7.
The automatic production line of this structure, realizes the automated production of expansion anchor rod, and original manual manufacture is changed to
Automated production, adds the manpower of auxiliary, effectively raises work efficiency, when substantially reducing the processing of single anchor pole production
Between.This utility model effectively reduces working strength, shortens working hours, and greatly improves production efficiency.
Those skilled in the art may be used also it is to be understood that protection scheme of the present utility model is not limited only to the above embodiments
So that various permutation and combination and conversion are carried out on the basis of above-described embodiment, on the premise of without prejudice to this utility model spirit,
The various conversion that this utility model is carried out are all fallen within protection domain of the present utility model.
Claims (7)
1. a kind of automatic production line for expansion anchor rod production, it is characterized in that including by production line be sequentially connected it is automatic
Cutting equipment, automatic pipe expanding equipment, automatic annulus press-fit equipment and automatic welding device；
The automatic cutting equipment includes workbench（1）, the workbench（1）The affixed some supports in lower section（2）, the workbench
（1）Side be connected with body feed tank（9）, the workbench（1）The affixed wired rail of opposite side（3）, the workbench（1）Front end
Line rail（3）Side is connected with cutter sweep（4）With two ends fixture（5）, the line rail（3）It is provided with slide block（6）, the slide block
（6）Affixed two ends fixture（5）, the cutter sweep（4）With two ends fixture（5）It is adapted；The workbench（1）Inner side is provided with thing
Material passage（10）, the material channel（10）Side connects body feed tank（9）, opposite side is provided with block（11）；Positioned at workbench（1）
The support at middle part（2）On be connected with lead column（8）, the lead column（8）Affixed middle part fixture（7）；The two ends fixture（5）Bag
Include contiguous block（51）, the contiguous block（51）On be connected with base（52）, the base（52）Side be connected with steering base
（53）, the steering base（53）It is provided with the adjustable column of hydraulic control（54）；
The automatic pipe expanding equipment includes workbench（1）, one end of the workbench is provided with line rail（3）, the workbench（1）'s
The other end is provided with hydraulic platform（21）, on the hydraulic platform, it is connected with hydraulic cylinder（22）, the top of the hydraulic cylinder is connected with
Block（11）；The line rail（3）It is provided with slide block（6）, the slide block（6）The affixed tube expansion in top（23）；The workbench（1）
On be also connected with hydraulic cylinder（22）With fixed dop（24）, the hydraulic cylinder（22）The affixed movable dop in front end, the activity
Dop and fixed dop（24）It is adapted；The tube expansion（23）And block（11）Between be additionally provided with some bracing frames（25）；It is described
Bracing frame（25）Be respectively provided on two sides with automatic feeder and automatic discharge apparatus, the automatic feeder is located at hydraulic cylinder
Side, the automatic discharge apparatus are located at fixed dop side, and the automatic feeder includes the transition platform being connected with production line
（26）, the transition platform（26）By sloping platform（27）With bracing frame（25）Be connected, the automatic discharge apparatus include with
The outfeed platforms that bracing frame is connected（28）；
The annulus press-fit equipment includes workbench（1）, one end of the workbench is provided with line rail（3）, the other end is connected with liquid
Cylinder pressure（22）, on the hydraulic cylinder, it is connected with block（11）；The line rail（3）It is provided with slide block（6）, the slide block is by drawing dress
Put（31）Drive, the traction apparatuss（31）Located at workbench（1）The back side, annulus fixing device is connected with the slide block
（32）；The line rail（3）And block（11）Between be provided with some bracing frames（25）；Support frame as described above（25）Be respectively provided on two sides with
Automatic feeder and automatic discharge apparatus, the automatic feeder include the transition platform being connected with production line（26）, institute
State transition platform（26）By sloping platform（27）With bracing frame（25）It is connected, the automatic discharge apparatus include outfeed platforms
（28）, the outfeed platforms（28）Its work surface is oblique, the outfeed platforms（28）Its top is located at bracing frame（25）It is other；
The workbench（1）On be also connected with annulus feed bin（33）, the annulus feed bin（33）Affixed material rail（34）, the material rail（34）
With annulus fixing device（32）It is adapted；
The automatic welding device includes workbench（1）, the workbench（1）On be connected with hydraulic cylinder successively（22）, at least two
Individual guide rail（49）And welder；The guide rail（49）It is made up of the guide rod of some series connection, the affixed roller in top of the guide rod；
The welder includes the support arm affixed with workbench（41）And base（42）, the support arm（41）On be connected with by cylinder control
The gearshift of system（43）, institute's displacement apparatus（43）On be additionally provided with welding rifle（44）；The base（42）On be connected with driving
Device（45）, the driving means（45）Driving coupling rotating shaft（46）, the rotating shaft（46）The affixed tube core in top（47）, it is described
Rotating shaft（46）On be also connected with clamping device（48）；The hydraulic cylinder（22）The affixed block in top（11）.
2. a kind of automatic production line for expansion anchor rod production according to claim 1, is characterized in that described automatic
Clamping device on welding equipment（48）It is in disk form.
3. a kind of automatic production line for expansion anchor rod production according to claim 1, is characterized in that the middle part
Fixture（7）Including the crossbeam being connected with lead column, the bumping post being connected with crossbeam, the crossbeam, bumping post and lead column（8）Constitute one
Individual groove.
4. a kind of automatic production line for expansion anchor rod production according to claim 3, is characterized in that the bumping post
Height be higher than lead column（8）Height, the lead column（8）Towards middle part fixture（7）One side be provided with inclined plane.
5. a kind of automatic production line for expansion anchor rod production according to claim 1, is characterized in that the transition
Platform（26）Height be higher than sloping platform（27）, the sloping platform（27）Low side and bracing frame（25）Flush；It is described
Outfeed platforms（28）Height be less than bracing frame（25）Height, the outfeed platforms（28）Work surface it is oblique.
6. a kind of automatic production line for expansion anchor rod production according to claim 1, is characterized in that the annulus
Fixing device（32）It is provided with pneumatic lock.
7. a kind of automatic production line for expansion anchor rod production as claimed in any of claims 1 to 6, which is special
Levy is that dop is similar to tube expansion matches somebody with somebody for the fixed dop and activity；The block is provided with the gathering sill matched somebody with somebody similar to anchor pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621122853.3U CN206123156U (en) | 2016-10-14 | 2016-10-14 | A automation line for production of expandable rock bolt pole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621122853.3U CN206123156U (en) | 2016-10-14 | 2016-10-14 | A automation line for production of expandable rock bolt pole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206123156U true CN206123156U (en) | 2017-04-26 |
Family
ID=58573385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621122853.3U Withdrawn - After Issue CN206123156U (en) | 2016-10-14 | 2016-10-14 | A automation line for production of expandable rock bolt pole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206123156U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106425512A (en) * | 2016-10-14 | 2017-02-22 | 铜陵有色金属集团铜冠矿山建设股份有限公司 | Automatic production line used for expandable bolt production |
-
2016
- 2016-10-14 CN CN201621122853.3U patent/CN206123156U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106425512A (en) * | 2016-10-14 | 2017-02-22 | 铜陵有色金属集团铜冠矿山建设股份有限公司 | Automatic production line used for expandable bolt production |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170426 Effective date of abandoning: 20181016 |