CN110524182A - A kind of steel-pipe welding auxiliary device - Google Patents
A kind of steel-pipe welding auxiliary device Download PDFInfo
- Publication number
- CN110524182A CN110524182A CN201910837895.7A CN201910837895A CN110524182A CN 110524182 A CN110524182 A CN 110524182A CN 201910837895 A CN201910837895 A CN 201910837895A CN 110524182 A CN110524182 A CN 110524182A
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- Prior art keywords
- steel
- elastic component
- rotary
- guide rod
- sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000003466 welding Methods 0.000 title claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 47
- 239000010959 steel Substances 0.000 claims abstract description 47
- 244000309464 bull Species 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 9
- 238000003032 molecular docking Methods 0.000 abstract description 4
- 230000003014 reinforcing effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- -1 this Outside Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
- B23K37/0533—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor external pipe alignment clamps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
- B23K37/0538—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor for rotating tubes, e.g. rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Arc Welding In General (AREA)
Abstract
The present invention relates to a kind of auxiliary device more particularly to a kind of steel-pipe welding auxiliary devices.How technical problem, which provides one kind, to allow steel pipe to rotate, the steel-pipe welding auxiliary device for enabling electric welder preferably to work.The steel-pipe welding auxiliary device includes transverse slat, bracket, rotary sleeve etc.；Transverse slat bottom is equipped with bracket, and the left and right sides rotary type is equipped with rotary sleeve at the top of transverse slat, is provided with shaped openings at the top of two rotary sleeves, sleeve is cased on two rotary sleeves, sleeve inner top is connected with convex block.The present invention is able to drive steel pipe rotation by rotating device, and electric welder is preferably worked；Two reinforcing bars can be made to be completely coincident by centering device, so as to avoid the docking of two steel pipes from generating deviation；It can be avoided ground clamp in endless glide by ground clamp to be clipped in out of left side steel pipe and drop out.
Description
Technical field
The present invention relates to a kind of auxiliary device more particularly to a kind of steel-pipe welding auxiliary devices.
Background technique
Steel pipe has hollow section, and length is greater than its diameter, and steel pipe can be used in conveying liquid and powdery solid, this
Outside, steel pipe can also be used to manufacture building framework, support column and machinery mount, when using steel pipe, it is sometimes desirable to by two steel pipes
It welds.
In the prior art, although there is auxiliary device that can assist electric welder's welded still pipe, which can only be supported
Steel pipe guarantees the quality of welding, steel pipe can not be allowed to rotate, electric welder is enable preferably to work, such as Publication No.
The patent of CN207431652U, discloses a kind of steel-pipe welding platform, including at least two groups support base, all support bases it
Between arranged in spaced and parallel shape, every group of support base includes the main frame and fixed support frame on the support frame positioned at bottom end,
Support frame as described above upper end is fixedly installed positioning device, and positioning device is for placing steel pipe to be welded.During steel-pipe welding,
For supporting each shorter steel pipe, it is ensured that it is easy for construction, and guarantee the quality of welding procedure.
In view of the deficiencies of the prior art, we, which provide one kind, to allow steel pipe to rotate, and electric welder is enable preferably to work
Device.
Summary of the invention
The shortcomings that in order to overcome existing auxiliary device steel pipe cannot be allowed to rotate, electric welder is enable preferably to work, skill
Art problem: providing one kind can allow steel pipe to rotate, the steel-pipe welding auxiliary device for enabling electric welder preferably to work.
Implementer's case of the invention are as follows: a kind of steel-pipe welding auxiliary device includes transverse slat, bracket, rotary sleeve, set
Cylinder, convex block, slide bar, ball, the first elastic component, rubber block and rotating device, transverse slat bottom are equipped with bracket, left and right at the top of transverse slat
The equal rotary type in two sides is equipped with rotary sleeve, is provided with shaped openings at the top of two rotary sleeves, is cased with sleeve on two rotary sleeves,
Sleeve inner top is connected with convex block, evenly spaced on the outside of rotary sleeve to be provided with irregularly-shaped hole, is equipped with slide bar, slide bar outer end in irregularly-shaped hole
Equipped with ball, slide bar inner end is connected with rubber block, and the first elastic component is wound on slide bar, and first elastic component one end and rubber block connect
It connects, the first elastic component other end is connect with irregularly-shaped hole inner wall, and bracket is equipped with rotating device, and rotating device is for driving steel pipe to revolve
Turn.
Further, rotating device includes ratchet, the first guide rod, pedal, drawstring, installation part, rack gear and the second elasticity
Part, ratchet is mounted on two rotary sleeves, and cradle top is provided with the first guide hole, is equipped with the first guide rod, bracket in the first guide hole
Lower hinge is connected with pedal, and drawstring is connected between pedal and the first guide rod, and the first guide rod top is connected with installation part, installation
The left and right sides is mounted on rack gear at the top of part, and rack gear passes through transverse slat, and two rack gears are engaged with two ratchets respectively, cross bar and transverse slat
Between be connected with the second elastic component.
Further, the installation part is cross bar, and the first guide rod top is connected with cross bar, and the left and right sides is pacified at the top of cross bar
Equipped with rack gear.
It further, further include having centering device, centering device includes hollow pipe, bull stick, equilateral cam, second leads
Bar, third elastic component, push plate and arc panel, rotary type is connected with bull stick in hollow pipe, and equilateral cam is equipped on bull stick, hollow
It is opened on the outside of pipe there are three the second guide hole, the second guide hole is interior to be equipped with the second guide rod, and the second guide rod inner end is connected with push plate, push plate and sky
Third elastic component is connected between heart pipe, third elastic component is wound on the second guide rod, and the second outer end of guide rod is connected with arc panel.
It further, further include having endless glide, sliding block, conducting rod and torque spring, transverse slat top left side is equipped with ring
Shape sliding rail, endless glide are located at the left side of left side rotary sleeve, and slidingtype is equipped with sliding block in endless glide, rotary type connection on sliding block
There is a conducting rod, the junction of conducting rod and sliding block is equipped with torque spring.
Further, the first elastic component, the second elastic component and third elastic component are spring.
It is rotated compared with prior art, the invention has the following advantages that the present invention is able to drive steel pipe by rotating device,
Electric welder is preferably worked；Two reinforcing bars can be made to be completely coincident by centering device, so as to avoid two
The docking of steel pipe generates deviation；It can be avoided ground clamp in endless glide by ground clamp to be clipped in out of left side steel pipe and drop out
Come.
Detailed description of the invention
Fig. 1 is schematic view of the front view of the invention.
Fig. 2 is the overlooking structure diagram of shaped openings of the present invention.
Fig. 3 is part left view structural representation of the invention.
Fig. 4 is the schematic view of the front view of centering device of the present invention.
Fig. 5 is the left view structural representation of centering device of the present invention.
Fig. 6 is the enlarged diagram of part A of the present invention.
In appended drawing reference: 1 ... transverse slat, 2 ... brackets, 3 ... rotary sleeves, 4 ... shaped openings, 5 ... sleeves, 6 ... convex blocks, 7 ...
Irregularly-shaped hole, 8 ... slide bars, 9 ... balls, 10 ... first elastic components, 11 ... rubber blocks, 12 ... rotating devices, 121 ... ratchets, 122 ...
First guide hole, 123 ... first guide rods, 124 ... pedals, 125 ... drawstrings, 126 ... cross bars, 127 ... rack gears, 128 ... second elasticity
Part, 13 ... centering devices, 131 ... hollow pipes, 132 ... bull sticks, 133 ... equilateral cams, 134 ... second guide holes, 135 ... second lead
Bar, 136 ... third elastic components, 137 ... push plates, 138 ... arc panels, 14 ... endless glides, 15 ... sliding blocks, 16 ... conducting rods,
17 ... torque springs.
Specific embodiment
It is first pointed out that same parts are equipped with identical appended drawing reference phase in other words in the embodiment of different descriptions
Same component name, wherein the disclosure for including throughout the specification can be converted to attached drawing having the same by meaning
Label is in other words in the same parts of identical component name.Selected position description, for example upper and lower, side in the description
To etc. by meaning be converted to new position on referring also to attached drawing that is directly describing and showing and in position change.
Embodiment 1
A kind of steel-pipe welding auxiliary device, as shown in Figure 1, Figure 2 and Figure 3, include transverse slat 1, bracket 2, rotary sleeve 3, sleeve 5,
Convex block 6, slide bar 8, ball 9, first the first elastic component of elastic component 10(10 are spring), rubber block 11 and rotating device 12, transverse slat 1
Bottom is equipped with bracket 2, and transverse slat 1 is connect with bracket 2 by bolted connection, the 1 equal rotary type in the top left and right sides of transverse slat
Rotary sleeve 3 is installed, two 3 tops of rotary sleeves are provided with shaped openings 4, sleeve 5 are cased on two rotary sleeves 3, in sleeve 5
Top is connected with convex block 6, and 3 outside of rotary sleeve is evenly spaced to be provided with irregularly-shaped hole 7, is equipped with slide bar 8,8 outer end of slide bar in irregularly-shaped hole 7
Equipped with ball 9,8 inner end of slide bar is connected with rubber block 11, is wound with the first elastic component 10 on slide bar 8,10 one end of the first elastic component with
Rubber block 11 connects, and 10 other end of the first elastic component is connect with 7 inner wall of irregularly-shaped hole, and bracket 2 is equipped with rotating device 12, rotating dress
12 are set for driving steel pipe rotary.
When needing welded still pipe, two steel pipes are respectively put into two rotary sleeves 3 by electric welder, and make two steel pipes pair
It connects, then move right sleeve 5, and sleeve 5 drives convex block 6 to move right, when sleeve 5, which moves right, to be contacted with ball 9, sleeve
5 promotion balls 9 move inward, to move inward with moving slide-bar 8, and then rubber block 11 are driven to move inward, steel pipe is clamped,
At this point, the first elastic component 10 is compressed, when convex block 6 moves right to the rightmost side of shaped openings 4, electric welder is rotated clockwise
Sleeve 5, sleeve 5 drive convex block 6 to rotate clockwise, and are then moved to the left sleeve 5, and sleeve 5 drives convex block 6 to be moved to the left, then will
Ground clamp is placed in the steel pipe in left side, and the i.e. controllable rotating device 12 of electric welder drives steel pipe rotation, is then carried out again to steel pipe
Welding, since steel pipe is rotating, enables electric welder preferably to work.After welding is completed, electric welder moves right sleeve
5, sleeve 5 drives convex block 6 to move right, and then rotates counterclockwise sleeve 5, and sleeve 5 drives convex block 6 to rotate counterclockwise, then to the left
Moving sleeve 5, when sleeve 5, which is moved to the left, not to be contacted with ball 9, under the action of the first elastic component 10, slide bar 8 is moved out
Dynamic, rubber block 11 is displaced outwardly therewith, and steel pipe is unclamped, and electric welder can take out the steel pipe being welded out of rotary sleeve 3.
As shown in Figure 1, rotating device 12 includes ratchet 121, the first guide rod 123, pedal 124, drawstring 125, cross bar 126
(cross bar 126 is installation part), rack gear 127 and second the second elastic component of elastic component 128(128 are spring), on two rotary sleeves 3
Ratchet 121 is installed, the first guide hole 122 is provided at the top of bracket 2, is equipped with the first guide rod 123,2 lower part of bracket in the first guide hole 122
It is hingedly connected with pedal 124, drawstring 125 is connected between pedal 124 and the first guide rod 123,123 top of the first guide rod is connected with
Cross bar 126, the first guide rod 123 are connect by way of welded connecting with cross bar 126, and the 126 top left and right sides of cross bar is respectively mounted
There is rack gear 127, cross bar 126 is connect with rack gear 127 by bolted connection, and rack gear 127 passes through transverse slat 1, two rack gears 127
It is engaged respectively with two ratchets 121, the second elastic component 128 is connected between cross bar 126 and transverse slat 1.
After steel pipe fixes, electric welder steps on downwards pedal 124, drives the first guide rod 123 to moving down by drawstring 125
Dynamic, so that cross bar 126 be driven to move down, the second elastic component 128 is stretched, and it is downward that cross bar 126 moves down band carry-over bar 127
It is mobile, so that ratchet 121 be driven to rotate, and then rotary sleeve 3 is driven to rotate, steel pipe rotates with it, and then loosens pedal 124, draws
Rope 125 is relaxed, and under the action of the second elastic component 128, cross bar 126 is moved up, thus moved up with carry-over bar 127,
Under the action of ratchet 121, rotary sleeve 3 not can rotate, and electric welder can weld steel pipe, after being welded, electric welder
It steps on pedal 124 downwards again, drives steel pipe rotation, so that electric welder can weld another place of steel pipe, repeatedly,
Whole steel pipe can be welded.
Embodiment 2
The present embodiment further includes having centering device 13 as shown in Figure 4 and Figure 5 on the basis of embodiment 1, and centering device 13 wraps
Having included hollow pipe 131, bull stick 132, equilateral cam 133, the second guide rod 135, third elastic component 136(third elastic component 136 is bullet
Spring), push plate 137 and arc panel 138, rotary type is connected with bull stick 132 in hollow pipe 131, and equilateral cam is equipped on bull stick 132
133, the mode that bull stick 132 is connected by key is connect with equilateral cam 133, is opened on the outside of hollow pipe 131 there are three the second guide hole
134, the second guide hole 134 is interior equipped with the second guide rod 135, and 135 inner end of the second guide rod is connected with push plate 137, push plate 137 and hollow pipe
Third elastic component 136 is connected between 131, third elastic component 136 is wound on the second guide rod 135, the connection of 135 outer end of the second guide rod
There is arc panel 138, the second guide rod 135 is connect with arc panel 138 by bolted connection.
Two steel pipes are respectively put into two rotary sleeves 3 by electric welder, and make two steel pipe docking, then by hollow pipe
131 are put into steel pipe, then rotate clockwise bull stick 132, and bull stick 132, which rotates clockwise, drives equilateral cam 133 to rotate clockwise,
Equilateral cam 133 pushes push plate 137 to be displaced outwardly, and third elastic component 136 is compressed, and push plate 137 is displaced outwardly drive second and leads
Bar 135 is displaced outwardly, so that arc panel 138 be driven to be displaced outwardly, arc panel 138 pushes two steel pipes, keeps two reinforcing bars complete
It is overlapped, the docking of two steel pipes is avoided to generate deviation.After steel-pipe welding is completed, electric welder rotates counterclockwise bull stick 132, turns
Bar 132, which rotates counterclockwise, drives equilateral cam 133 to rotate counterclockwise, and under the action of third elastic component 136, push plate 137 is inside
Mobile, arc panel 138 moves inward therewith not to be contacted with steel pipe.
As shown in fig. 6, further include having endless glide 14, sliding block 15, conducting rod 16 and torque spring 17,1 top left of transverse slat
Side is equipped with endless glide 14, and transverse slat 1 is connect with endless glide 14 by bolted connection, and endless glide 14 is located at left side
The left side of rotary sleeve 3, slidingtype is equipped with sliding block 15 in endless glide 14, and rotary type is connected with conducting rod 16 on sliding block 15, conductive
The junction of bar 16 and sliding block 15 is equipped with torque spring 17.
When steel pipe is put into rotary sleeve 3 by electric welder, conducting rod 16 is contacted with the steel pipe in left side, in the work of torque spring 17
Under, conducting rod 16 is contacted with the steel pipe in left side always, and ground clamp is clipped in endless glide 14 by electric welder again, so as to keep away
Exempt from ground clamp to drop out out of left side steel pipe.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (6)
1. a kind of steel-pipe welding auxiliary device, includes transverse slat, bracket and rotary sleeve, transverse slat bottom is equipped with bracket, transverse slat top
Rotary type is equipped with rotary sleeve at left and right sides of portion, it is characterised in that: further includes having sleeve, convex block, slide bar, ball, the first bullet
Property part, rubber block and rotating device, be provided with shaped openings at the top of two rotary sleeves, sleeve be cased on two rotary sleeves, is covered
Cylinder inner top is connected with convex block, evenly spaced on the outside of rotary sleeve to be provided with irregularly-shaped hole, is equipped with slide bar in irregularly-shaped hole, slide bar outer end is set
There is ball, slide bar inner end is connected with rubber block, and the first elastic component is wound on slide bar, and first elastic component one end is connect with rubber block,
The first elastic component other end is connect with irregularly-shaped hole inner wall, and bracket is equipped with rotating device, and rotating device is for driving steel pipe rotary.
2. a kind of steel-pipe welding auxiliary device described in accordance with the claim 1, it is characterised in that: rotating device include ratchet,
First guide rod, pedal, drawstring, installation part, rack gear and the second elastic component are mounted on ratchet, cradle top on two rotary sleeves
It is provided with the first guide hole, is equipped with the first guide rod in the first guide hole, bracket lower hinge is connected with pedal, between pedal and the first guide rod
It is connected with drawstring, the first guide rod top is connected with installation part, and the left and right sides is mounted on rack gear at the top of installation part, and rack gear passes through cross
Plate, two rack gears are engaged with two ratchets respectively, and the second elastic component is connected between cross bar and transverse slat.
3. a kind of steel-pipe welding auxiliary device according to claim 2, it is characterised in that: the installation part is cross bar, the
One guide rod top is connected with cross bar, and the left and right sides is mounted on rack gear at the top of cross bar.
4. a kind of steel-pipe welding auxiliary device described in accordance with the claim 3, it is characterised in that: it further include having centering device, it is right
Center device includes hollow pipe, bull stick, equilateral cam, the second guide rod, third elastic component, push plate and arc panel, is turned in hollow pipe
Dynamic formula is connected with bull stick, is equipped with equilateral cam on bull stick, is opened on the outside of hollow pipe there are three the second guide hole, is equipped in the second guide hole
Second guide rod, the second guide rod inner end are connected with push plate, are connected with third elastic component between push plate and hollow pipe, third elastic component around
On the second guide rod, the second outer end of guide rod is connected with arc panel.
5. a kind of steel-pipe welding auxiliary device according to claim 4, it is characterised in that: further include having endless glide, cunning
Block, conducting rod and torque spring, transverse slat top left side are equipped with endless glide, and endless glide is located at the left side of left side rotary sleeve,
Slidingtype is equipped with sliding block in endless glide, and rotary type is connected with conducting rod on sliding block, and the junction of conducting rod and sliding block, which is equipped with, to be turned round
Power spring.
6. a kind of steel-pipe welding auxiliary device according to claim 5, it is characterised in that: first elastic component, second
Elastic component and third elastic component are spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910837895.7A CN110524182B (en) | 2019-09-05 | 2019-09-05 | Steel pipe welding auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910837895.7A CN110524182B (en) | 2019-09-05 | 2019-09-05 | Steel pipe welding auxiliary device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110524182A true CN110524182A (en) | 2019-12-03 |
| CN110524182B CN110524182B (en) | 2021-04-23 |
Family
ID=68667018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910837895.7A Active CN110524182B (en) | 2019-09-05 | 2019-09-05 | Steel pipe welding auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110524182B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111451664A (en) * | 2020-05-28 | 2020-07-28 | 范双英 | Construction pipeline welding auxiliary device |
| CN111468881A (en) * | 2020-04-17 | 2020-07-31 | 王星昊 | Hollow pipe splicing and connecting device |
| CN113182762A (en) * | 2021-03-24 | 2021-07-30 | 内蒙古工业大学 | Auxiliary welding device for vertical connecting pipe |
| CN113275786A (en) * | 2021-05-21 | 2021-08-20 | 铜陵有色建安钢构有限责任公司 | Pipeline V-shaped welding seam method and welding device |
| CN113634851A (en) * | 2021-09-03 | 2021-11-12 | 西安邮电大学 | Embedded frock of nuclear core plate |
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| CN111468881A (en) * | 2020-04-17 | 2020-07-31 | 王星昊 | Hollow pipe splicing and connecting device |
| CN111451664A (en) * | 2020-05-28 | 2020-07-28 | 范双英 | Construction pipeline welding auxiliary device |
| CN113182762A (en) * | 2021-03-24 | 2021-07-30 | 内蒙古工业大学 | Auxiliary welding device for vertical connecting pipe |
| CN113275786A (en) * | 2021-05-21 | 2021-08-20 | 铜陵有色建安钢构有限责任公司 | Pipeline V-shaped welding seam method and welding device |
| CN113634851A (en) * | 2021-09-03 | 2021-11-12 | 西安邮电大学 | Embedded frock of nuclear core plate |
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