CN207695929U - Machine is found convenient for the H profile steel group of positioning - Google Patents
Machine is found convenient for the H profile steel group of positioning Download PDFInfo
- Publication number
- CN207695929U CN207695929U CN201721740263.1U CN201721740263U CN207695929U CN 207695929 U CN207695929 U CN 207695929U CN 201721740263 U CN201721740263 U CN 201721740263U CN 207695929 U CN207695929 U CN 207695929U
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- China
- Prior art keywords
- bluff piece
- web
- positioning
- profile steel
- wing plate
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Abstract
The utility model discloses a kind of H profile steel groups convenient for positioning to found machine, is related to Section Steel Production equipment, it is intended to solve the problems, such as that wing plate is not easy to be aligned with web, its key points of the technical solution are that：A kind of H profile steel group convenient for positioning founds machine, including conveying mechanism and hold-down mechanism, and conveying mechanism includes fork type elevator, two horizontal guide rails being fixedly installed on fork type elevator and the multiple conveying rollers being rotationally connected between two horizontal guide rails；Hold-down mechanism is at least arranged two, and hold-down mechanism includes portal frame, two propulsion arms being relatively arranged in portal frame and the U-clamp pawl for being set to propulsion arms end；U-clamp pawl includes being fixedly connected with propulsion arms and the slider cylinder of L-shaped lower bluff piece, the upper bluff piece that is connect with propulsion arms straight skidding and the upper bluff piece of driving.A kind of H profile steel group convenient for positioning of the utility model founds machine, after two blocks of wing plates of clamping, then is directed at wing plate and web, to provide facility with web for alignment wing plate.
Description
Technical field
The utility model is related to Section Steel Production equipment, more specifically, it relates to which a kind of H profile steel group convenient for positioning is vertical
Machine.
Background technology
H profile steel is a kind of area of section distribution more optimization, the more rational economic section high efficiency section bar of the ratio of strength to weight, because of it
Section is identical as English alphabet " H " and gains the name；The production of modern H profile steel is generally required by two steps of spot welding and full weld, point
Weldering refers to that one block of web and two blocks of wing plates is tentatively fixed by way of spot welding, is generally required in this process vertical by group
Machine.
The H-shaped steel plate hydraulic pressure group that the Chinese patent that notification number is CN206316597U is announced founds machine, and the course of work is：Production
The bottom plate of product plank is placed in plank bottom plate wheel group, and the riser of product plank is placed on and is interposed in two groups of planks
Between riser side wheel group, the top plate of product plank is placed on the lower section that pulley blocks are placed on riser；Pulley blocks are in hydraulic lifting
Plank top plate is pushed downwards under the drive of column and hydraulic driving machine, so that the top plate of plank, riser and bottom
It being capable of close proximity between plate；Meanwhile during plank is by force feed, two automatic solder joint rifles are respectively in the junction of plank
Pre- solder joint is welded, the vertical molding of the group to complete H-shaped steel plate plank.
Annotation：" bottom plate of product plank " and " top plate of product plank " in cited paper represents the H-type in this field
Steel wing plate, " riser of product plank " represent the H profile steel web in this field.
In the above scheme, it needs to clamp limitation after being directed at two blocks of wing plates and web again, therefore in clamping
Front wing panel and web lack limitation, there are problems that wing plate is not easy to be aligned with web.
Therefore need to propose a kind of new technical solution to solve the above problems.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of H profile steel groups convenient for positioning
Vertical machine, after two blocks of wing plates of clamping, then is directed at wing plate and web, to provide facility with web for alignment wing plate.
The above-mentioned technical purpose of the utility model technical scheme is that：A kind of H convenient for positioning
Shaped steel group founds machine, including conveying mechanism and hold-down mechanism, and the conveying mechanism includes fork type elevator, is fixedly installed in and cuts
Two horizontal guide rails on fork lifter and the multiple conveying rollers being rotationally connected between two horizontal guide rails, described in two
The spacing of horizontal guide rail is not more than the width of web；The hold-down mechanism is at least arranged two, and the hold-down mechanism includes dragon
Door frame, two propulsion arms being relatively arranged in portal frame and the U-clamp pawl for being set to propulsion arms end, the propulsion arms are in
Horizontally disposed, two U-clamp pawls are oppositely arranged in opening；The U-clamp pawl includes being fixedly connected with propulsion arms and L-shaped
Lower bluff piece, the upper bluff piece that is connect with propulsion arms straight skidding and the upper bluff piece of driving slider cylinder.
By using above-mentioned technical proposal, web is placed horizontally on multiple conveying rollers, all propulsion arms is controlled and stretches
Long equal length, and be bonded with web side, to complete the centering of web；It controls all propulsion arms and shortens equal length,
Upper bluff piece is pushed to rise by slider cylinder, to open the clamping opening of U-clamp pawl；One block of wing plate is inserted into each U positioned at side
Between clevis pawl, another block of wing plate is inserted between each U-clamp pawl of the other side, is pulled under upper bluff piece by slider cylinder
Drop, to which two blocks of wing plates be clamped respectively by the U-clamp plate of both sides；Two horizontal guide rails are adjusted by fork type elevator
Height after web side is directed at the center line of wing plate length direction, complete web and wing plate so as to adjust the height of web
Alignment；All propulsion arms elongation equal lengths are controlled, until two blocks of wing plates are fitted closely with web both sides respectively；Start conveyer
At the same time structure, each conveying roller synchronous rotary utilize to push web to advance by the frictional force between conveying roller and web
Frictional force between web and wing plate pushes wing plate to advance, and then worker only needs spot welding web and wing plate at one end；To sum up
It is described, two blocks of wing plates are gripped respectively by the U-clamp pawl of both sides, and wing plate is directed at by way of lifting web,
To provide facility with web for alignment wing plate.
The utility model is further arranged to：The crossbeam midpoint of the portal frame is fixedly installed pushing component, described
It includes lower pressure wheel and the down pressing oil cylinder for pushing lower pressure wheel to lift to push component.
By using above-mentioned technical proposal, when placing web, down pressing oil cylinder is shunk, to increase lower pressure wheel and conveying roller
Spacing, and then avoid influencing the placement of web because pushing component；After web is completed to place with centering, down pressing oil cylinder is stretched
It is long, to push lower pressure wheel compressing in web upper surface, and then lower pressure is applied to web by lower pressure wheel, on the one hand to web into
Row clamping limitation, avoids during adjust web height, and web generates displacement because of vibrations, on the other hand increase web and
Pressure between conveying roller effectively improves the frictional force between conveying roller and web, prevents web from occurring to skid now with conveying roller
As.
The utility model is further arranged to：The down pressing oil cylinder bottom end is fixedly installed T shape framves, and the T shapes frame is horizontal
The sliding of the column of section both ends and portal frame connects, and the lower pressure wheel is rotationally connected with T shape frame vertical sections bottom end.
By using above-mentioned technical proposal, the column of down pressing oil cylinder bottom end setting T shapes frame and portal frame is attached, to
The deformation trace that lower pressure wheel is limited by the two root posts of portal frame effectively improves the stability of lower pressure wheel lifting.
The utility model is further arranged to：The horizontal segment of the lower bluff piece and upper bluff piece is rotatably connected to clamping respectively
Wheel, two pinch wheels peripheries are tangent with both sides above and below wing plate respectively.
By using above-mentioned technical proposal, wing plate is clamped by pinch wheels in U-clamp pawl, to by wing plate and U-clamp pawl it
Between sliding friction be changed to rolling friction, effectively reduce the frictional force between wing plate and U-clamp pawl, and then ensure wing plate and abdomen
Static friction between plate is more than the rolling friction between wing plate and U-clamp pawl, avoids wing plate that relative motion occurs with web.
The utility model is further arranged to：The propulsion arms includes connecting with the fixed sleeve of the column of portal frame, sliding
The telescopic mast and the propelling cylinder flexible for controlling telescopic mast being connected in sleeve.
By using above-mentioned technical proposal, propelling cylinder pushes telescopic mast to stretch out sleeve, to extend propulsion arms, realization pair
In the compression of wing plate and web；Propelling cylinder pulls telescopic mast retraction sleeve, to propulsion arms of retracting, unclamps for wing plate and abdomen
The compression of plate；In summary, it is only necessary to control the flexible of propelling cylinder, you can the flexible of telescopic mast is intuitively controlled, it is simple in structure
And simple operation.
The utility model is further arranged to：It is provided with reinforcing rib between the lower bluff piece horizontal segment and vertical section；It is described
Reinforcing rib is set between the vertical section and telescopic mast of lower bluff piece.
By using above-mentioned technical proposal, the structural strength of lower bluff piece itself is improved using reinforcing rib, and utilizes reinforcing rib
The bonding strength for improving lower bluff piece and telescopic mast effectively reduces bluff piece under wing plate crushing to improve the load-bearing capacity of lower bluff piece
The problem of occur.
The utility model is further arranged to：The telescopic mast is fixedly installed connecting plate, and the connecting plate offers swallow
Stern notch, the upper bluff piece are fixedly installed the slipping block with dovetail groove sliding cooperation.
By using above-mentioned technical proposal, upper bluff piece is coordinated by the sliding of dovetail groove and slipping block, is realized it and is stretched
The straight skidding of column connects, simultaneously because the cross sectional shape of dovetail groove, effectively prevent bluff piece to be disconnected plate.
The utility model is further arranged to：The telescopic mast is rotatably connected to contact roller, the contact roller periphery with
Wing plate plane tangent.
By using above-mentioned technical proposal, web side is fitted closely by contact roller compressing wing plate, in impaction state
Under, wing plate is limited both sides up and down by pinch wheels, and two surface contact rollers with web of wing plate are limited, and then is realized
Wing plate is limited by four direction, effectively improves the restriction effect for wing plate.
In conclusion the utility model has the advantages that：Two blocks of wing plates are carried out respectively by the U-clamp pawl of both sides
It grips, and wing plate is directed at by way of lifting web, to provide facility with web for alignment wing plate；By adding down
Component is pressed, is on the one hand avoided during adjusting web height, web generates sliding because of vibrations, on the other hand improves conveying
Frictional force between roller and web prevents web from slipping phenomenon occurs with conveying roller；The displacement rail of lower pressure wheel is limited by T shape framves
Mark, to improve the stability of lower pressure wheel lifting；Wing plate is clamped by pinch wheels, effectively reduces between U-clamp pawl and wing plate
Frictional force；By adding reinforcing rib, lower bluff piece and the bonding strength of telescopic mast and the self structure intensity of lower bluff piece are improved；It is logical
The cooperation for crossing dovetail groove and slipping block, effectively prevent bluff piece to be disconnected plate；Wing plate, which is oppressed, by contact roller fits closely abdomen
Plate side wall effectively improves the restriction effect for web.
Description of the drawings
Fig. 1 is the overall structure diagram under utility model works state；
Fig. 2 is the front view of the utility model, the main installation condition for indicating web and wing plate；
Fig. 3 is the structural schematic diagram of the utility model conveying mechanism；
Fig. 4 is the portions the A enlarged diagram of Fig. 3, the main matching relationship for indicating conveying roller and horizontal guide rail；
Fig. 5 is the structural schematic diagram of the utility model hold-down mechanism；
Fig. 6 is the portions the B enlarged diagram of Fig. 5, the main structure for indicating U-clamp pawl.
Description of the drawings：1, fork type elevator；11, horizontal guide rail；12, conveying roller；121, alternating current generator；13, bearing；
14, bearing block；15, belt pulley；16, driving belt；17, sanding layer；18, component is pushed；181, down pressing oil cylinder；182, it pushes
Wheel；183, T shapes frame；184, U-shaped sliding block；185, upright guide rail；21, portal frame；22, propulsion arms；23, U-clamp pawl；231, lower claw
Part；232, upper bluff piece；233, slider cylinder；234, connecting plate；235, dovetail groove；236, slipping block；237, reinforcing rib；24, it presss from both sides
Bearing up pulley；25, annular groove；26, contact roller；27, sleeve；28, telescopic mast；29, propelling cylinder.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
Machine is found convenient for the H profile steel group of positioning, as shown in Figure 1 and Figure 2, including conveying mechanism and hold-down mechanism, conveying mechanism
Including fork type elevator 1, two horizontal guide rails 11 being fixedly installed on fork type elevator 1 and it is rotationally connected with two
Multiple conveying rollers 12 between horizontal guide rail 11, wherein the width for being smaller than web of two horizontal guide rails 11；Hold-down mechanism
It it is four, two of which is located at conveying mechanism front end, and remaining two are located at conveying mechanism rear end, and four hold-down mechanisms include dragon
21, two propulsion arms being relatively arranged in portal frame 21 22 of door frame and the U-clamp pawl 23 for being set to 22 end of propulsion arms,
Middle conveying mechanism is located in the frame of portal frame 21, and in being horizontally disposed with, two U-clamp pawls 23 are set propulsion arms 22 in opening is opposite
It sets；U-clamp pawl 23 includes being welded and fixed and L-shaped lower bluff piece 231, connecting with 22 straight skidding of propulsion arms with propulsion arms 22
Upper bluff piece 232 and the slider cylinder 233 for driving upper bluff piece 232, wherein 233 socket end of slider cylinder are fixed with propulsion arms 22,
Tailpiece of the piston rod straight up and face on bluff piece 232.
The operating procedure of the utility model is as follows, and web is placed horizontally on multiple conveying rollers 12, controls all propulsions
Arm 22 extends equal length, and is bonded with web side, and to complete the centering of web, i.e. web center line and this practicality is new
The centerline parallel of type；It controls all propulsion arms and shortens equal length, push upper bluff piece 232 to rise by slider cylinder 233, to
Open the clamping opening of U-clamp pawl 23；One block of wing plate is inserted between each U-clamp pawl 23 of side, is drawn by slider cylinder 233
Dynamic upper bluff piece 232 declines, to realize the clamping of one block of wing plate, while positioned at each U-clamp pawl 23 of the other side with phase Tongfang
Another block of wing plate is clamped in formula；Start the height that fork type elevator 1 adjusts two horizontal guide rails 11, so as to adjust the height of web
Degree completes the alignment of web and wing plate after web side is directed at the center line of wing plate length direction；All propulsion arms 22 are controlled to stretch
Long equal length, until two blocks of wing plates are fitted closely with web both sides respectively；Complete after clamping to the end of wing plate and web into
Row spot welding is fixed, and each 12 synchronous rotary of conveying roller of conveying mechanism is started, to by the frictional force between conveying roller 12 and web
Web is pushed to advance with wing plate, and then worker only needs spot welding at one end to fix web and wing plate.
Conveying mechanism pushes web to advance in the following way in the utility model, as shown in Figure 3, Figure 4, horizontal guide rail 11
Bearing 13 and bearing block 14 are provided between conveying roller 12, bearing block 14 is fixed with 11 bolt of horizontal guide rail, 13 inner circle of bearing
It is fixed with conveying roller 12, outer circle is fixed with bearing block 14, to reduce the characteristic of frictional force using bearing 13, improves conveying roller
The smoothness of 12 rotations；Bearing block 14 is extended in 12 one end of conveying roller, and keyway is fixed with belt pulley 15, adjacent belt pulleys 15 it
Between be provided with driving belt 16, it should be noted that the fixed setting of fork type elevator 1 is useful for 12 turns of driving one conveying roller
Dynamic alternating current generator 121；Alternating current generator 121 drives 12 synchronous rotary of one conveying roller, and the conveying roller 12 is during rotation
Drive all 12 synchronous rotaries of conveying roller by the cooperation of belt pulley 15 and driving belt 16, so by 12 periphery of conveying roller with
Frictional force between web pushes web to advance.
Conveying roller 12 also needs to drive wing plate advanced in unison during pushing web to advance by frictional force, therefore conveys
Frictional force between roller 12 and web, it is also necessary to overcome the frictional force between wing plate and U-clamp pawl 23, for improve conveying roller 12 with
Frictional force between web, as shown in figure 4, the polishing of 12 periphery sand paper of conveying roller has sanding layer 17, to be conveyed by increasing
The surface roughness of 12 periphery of roller, effectively improves the frictional force between conveying roller 12 and web.
For the frictional force for further increasing between conveying roller 12 and web, as shown in Fig. 2, the crossbeam midpoint of portal frame 21
It is fixedly installed and pushes component 18, it includes lower pressure wheel 182 and the lower pressure oil for pushing lower pressure wheel 182 to lift to push component 18
The transom bolt of cylinder 181, the wherein sleeve with portal frame 21 of down pressing oil cylinder 181 is fixed；When placing web, down pressing oil cylinder 181 is received
Contracting, to increase the spacing of lower pressure wheel 182 and conveying roller 12, and then avoids influencing the placement of web because pushing component 18；When
Web is completed to place with after centering, and down pressing oil cylinder 181 extends, to push the compressing of lower pressure wheel 182 in web upper surface, Jin Ertong
The pressure for increasing web and conveying roller 12 is crossed, the frictional force between conveying roller 12 and web is further increased.
It should be noted that as shown in figure 5, the piston rod of down pressing oil cylinder 181 straight down, piston rod bottom end bolt is solid
There are T shapes frame 183, lower pressure wheel 182 to be rotationally connected with 183 vertical section bottom end of T shapes frame, 183 horizontal segment both ends of T shapes frame difference one surely
U-shaped sliding block 184 is formed, the column of portal frame 21 is fixedly installed the upright guide rail 185 that cooperation is worn with U-shaped sliding block 184, from
And with the sliding of upright guide rail 185 and U-shaped sliding block 184, the movement locus of lower pressure wheel 182 is limited, it is made only to have lifting
Ability, and then improve lower pressure wheel 182 lifting stability.
For the frictional force for reducing between wing plate and U-clamp pawl 23, as shown in Figure 5, Figure 6, lower bluff piece 231 and upper bluff piece 232
Horizontal segment be rotatably connected to pinch wheels 24 respectively, two 24 peripheries of pinch wheels are tangent with both sides above and below wing plate respectively, to
The sliding friction between wing plate and U-clamp pawl 23 is changed to the smaller rolling friction of frictional force by pinch wheels 24, and then is dropped
Frictional force between low wing plate and U-clamp pawl 23.
It should be noted that as shown in fig. 6,24 periphery of pinch wheels offers annular groove 25, to embedding when wing plate is clamped
Together in annular groove 25, and then improve clamping effect of the pinch wheels 24 for wing plate.
Propulsion arms 22 promotes U-clamp pawl 23, as shown in Figure 5, Figure 6, propulsion arms 22 in the following way in the utility model
Include with the fixed sleeve 27 of the column of portal frame 21, sliding be connected to telescopic mast 28 in sleeve 27 and for controlling it is flexible
The flexible propelling cylinder 29 of column 28, propelling cylinder 29 push telescopic mast 28 to stretch out sleeve 27, to push U-clamp by telescopic mast 28
Pawl 23 is moved towards conveying mechanism, and propelling cylinder 29 pulls 28 retraction sleeve 27 of telescopic mast, to control U-clamp by telescopic mast 28
Pawl 23 is far from conveying mechanism.
Since lower bluff piece 231 needs to undertake the gravity of wing plate, there are delicate hidden danger, thus as shown in fig. 6, under
Reinforcing rib 237 is welded between 231 horizontal segment of bluff piece and vertical section, reinforcing rib 237 can be right angle triangle, two
Right-angle side is welded and fixed with horizontal segment, vertical section respectively, to improve lower 231 self-strength of bluff piece by reinforcing rib 237, and then is dropped
The hidden danger that low bluff piece 231 damages；Simultaneously reinforcing rib is equally welded between the vertical section and telescopic mast 28 of lower bluff piece 231
237（It is shown in Fig. 3）, to the bonding strength of enhancing lower bluff piece 231 and telescopic mast 28, effectively reduce the lower fracture of bluff piece 231 in
The hidden danger of telescopic mast 28.
Upper bluff piece 232 slides with propulsion arms 22 in the following way in the utility model connects, as shown in fig. 6, telescopic mast
28 are welded with connecting plate 234, and connecting plate 234 offers dovetail groove 235, upper bluff piece vertically towards the surface of conveying mechanism
232 integrally formed with the slipping block 236 with the sliding cooperation of dovetail groove 235, to pass through the cunning of slipping block 236 and dovetail groove 235
Cooperation is moved, bluff piece 232 is connect with the sliding of propulsion arms 22 in realization.
To improve clamping effect of the U-clamp pawl 23 for wing plate, as shown in fig. 6, telescopic mast 28 is rotatably connected to contact roller
26,26 periphery of contact roller and wing plate plane tangent, to which wing plate is under impaction state, upper and lower both sides are carried out by pinch wheels 24
Limitation, two surfaces of wing plate contact roller 26 with web are limited, and then are realized and limited wing plate by four direction,
Effectively improve clamping effect of the U-clamp pawl 23 for wing plate.
Specific embodiment is only the explanation to the utility model, is not limitations of the present invention, this field
Technical staff can as needed make the present embodiment the modification of not creative contribution after reading this specification, but only
It all to be protected by Patent Law in the right of the utility model.
Claims (8)
1. a kind of H profile steel group convenient for positioning founds machine, including conveying mechanism and hold-down mechanism, it is characterised in that：The conveying
Mechanism includes fork type elevator（1）, be fixedly installed in fork type elevator（1）On two horizontal guide rails（11）And rotation
It is connected to two horizontal guide rails（11）Between multiple conveying rollers（12）, two horizontal guide rails（11）Spacing be not more than abdomen
The width of plate；
The hold-down mechanism is at least arranged two, and the hold-down mechanism includes portal frame（21）, two be relatively arranged on gantry
Frame（21）Interior propulsion arms（22）And it is set to propulsion arms（22）The U-clamp pawl of end（23）, the propulsion arms（22）In water
Flat setting, two U-clamp pawls（23）It is oppositely arranged in opening；
The U-clamp pawl（23）Including with propulsion arms（22）It is fixedly connected and L-shaped lower bluff piece（231）With propulsion arms（22）
The upper bluff piece of straight skidding connection（232）And the upper bluff piece of driving（232）Slider cylinder（233）.
2. the H profile steel group according to claim 1 convenient for positioning founds machine, it is characterised in that：The portal frame（21）Cross
Beam midpoint is fixedly installed pushing component（18）, the pushing component（18）Including lower pressure wheel（182）And under promotion
Pinch roller（182）The down pressing oil cylinder of lifting（181）.
3. the H profile steel group according to claim 2 convenient for positioning founds machine, it is characterised in that：The down pressing oil cylinder（181）Bottom
End is fixedly installed T shape framves（183）, the T shapes frame（183）Horizontal segment both ends and portal frame（21）Column sliding connection, institute
State lower pressure wheel（182）It is rotationally connected with T shape framves（183）Vertical section bottom end.
4. the H profile steel group according to claim 1 convenient for positioning founds machine, it is characterised in that：The lower bluff piece（231）With it is upper
Bluff piece（232）Horizontal segment be rotatably connected to pinch wheels respectively（24）, two pinch wheels（24）Periphery respectively with wing plate
Upper and lower both sides are tangent.
5. the H profile steel group according to claim 4 convenient for positioning founds machine, it is characterised in that：The propulsion arms（22）Including
With portal frame（21）The fixed sleeve of column（27）, sliding be connected to sleeve（27）Interior telescopic mast（28）And for controlling
Telescopic mast（28）Flexible propelling cylinder（29）.
6. the H profile steel group according to claim 5 convenient for positioning founds machine, it is characterised in that：The lower bluff piece（231）It is horizontal
It is provided with reinforcing rib between section and vertical section（237）；The lower bluff piece（231）Vertical section and telescopic mast（28）Between setting plus
Strengthening tendons（237）.
7. the H profile steel group according to claim 6 convenient for positioning founds machine, it is characterised in that：The telescopic mast（28）It is fixed
It is provided with connecting plate（234）, the connecting plate（234）Offer dovetail groove（235）, the upper bluff piece（232）It is fixedly installed
With dovetail groove（235）Slide the slipping block of cooperation（236）.
8. the H profile steel group according to claim 7 convenient for positioning founds machine, it is characterised in that：The telescopic mast（28）Rotation
It is connected with contact roller（26）, the contact roller（26）Periphery and wing plate plane tangent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721740263.1U CN207695929U (en) | 2017-12-13 | 2017-12-13 | Machine is found convenient for the H profile steel group of positioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721740263.1U CN207695929U (en) | 2017-12-13 | 2017-12-13 | Machine is found convenient for the H profile steel group of positioning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207695929U true CN207695929U (en) | 2018-08-07 |
Family
ID=63026322
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721740263.1U Expired - Fee Related CN207695929U (en) | 2017-12-13 | 2017-12-13 | Machine is found convenient for the H profile steel group of positioning |
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| CN (1) | CN207695929U (en) |
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- 2017-12-13 CN CN201721740263.1U patent/CN207695929U/en not_active Expired - Fee Related
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