CN210013132U - Adjustable jig frame - Google Patents
Adjustable jig frame Download PDFInfo
- Publication number
- CN210013132U CN210013132U CN201920668618.3U CN201920668618U CN210013132U CN 210013132 U CN210013132 U CN 210013132U CN 201920668618 U CN201920668618 U CN 201920668618U CN 210013132 U CN210013132 U CN 210013132U
- Authority
- CN
- China
- Prior art keywords
- stand
- upright post
- work face
- jig
- along
- 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.)
- Active
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 46
- 239000010959 steel Substances 0.000 claims abstract description 46
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 abstract description 3
- 210000002219 extraembryonic membrane Anatomy 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 11
- 238000010276 construction Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000000465 moulding Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Workshop Equipment, Work Benches, Supports, Or Storage Means (AREA)
Abstract
The utility model relates to a bed-jig with adjustable belongs to the fetal membrane support technical field in the circular double-walled steel cofferdam preparation equipment. The utility model discloses a chassis, stand and work face, stand bottom and chassis fixed connection, the work face is at the fixed setting in stand top, and the work face is the arc and arranges, and the stand sets up along the arc direction interval of work face at the tie point of work face basal surface, and every stand all includes stand and lower stand, can slide along stand direction of height between last stand and the lower stand, goes up through bolt or pin joint between stand and the lower stand. The utility model discloses the height of each stand is adjusted to the accessible and then the cambered surface radius size of the work face that each stand top is constituteed is changed to reach the purpose that changes processing steel cofferdam specification and dimension.
Description
Technical Field
The utility model relates to a bed-jig with adjustable belongs to the fetal membrane support technical field in the circular double-walled steel cofferdam preparation equipment.
Background
In the foundation construction of a large river-crossing bridge, when the facilities such as a pier or a bearing platform foundation and the like are usually positioned below the ground surface water level, a cofferdam is adopted to prevent water and silt from entering a construction position; meanwhile, the requirements for the size of the cofferdam are different relative to different transverse positions of the river channel, and if the pier is built in the center of the river channel and the weight of the normally born bridge body is larger, the requirements for the size of the cofferdam are also larger. On the contrary, the bank side construction has relatively small requirements on the specification of the cofferdam. For a round steel cofferdam, different moulding beds are firstly manufactured according to different cofferdam radians (radiuses) in the traditional processing process, and then the steel cofferdams with different specifications are manufactured. The jig frame comprises an underframe, an upright post and a working plate surface, and a fixed connection structure is formed among the underframe, the upright post and the working plate surface, so that the jig frame manufactured by adopting the method cannot be reused, and corresponding jig frames are required to be manufactured respectively when steel cofferdams with different specifications are manufactured, and material waste is easily caused; meanwhile, the time and the labor are consumed for manufacturing the moulding bed respectively, the manufacturing period is long, the construction period is not shortened, and the requirement on the time period for processing and manufacturing the steel cofferdam is higher if the influence of the flood season is considered.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the adjustable jig frame can meet the requirements of manufacturing circular steel cofferdams with different radius specifications.
For solving the technical problem the utility model discloses the technical scheme who adopts is: bed-jig with adjustable, including chassis, stand and work face, stand bottom and chassis fixed connection, the work face is the arc and arranges at the fixed setting in stand top, and the stand sets up along the arc direction interval of work face at the tie point of work face basal surface, and every stand all includes stand and lower stand, can slide along stand direction of height between last stand and the lower stand, goes up through bolt or pin joint between stand and the lower stand.
When the upper upright post and the lower upright post are connected through the bolts, a plurality of bolt connecting holes are arranged at intervals along the height direction by adopting the upper upright post or the lower upright post or both; or the upper upright post or the lower upright post or both are provided with strip-shaped connecting holes along the height direction; the bolt connecting structures are arranged in one group or in multiple groups in the transverse direction.
When the upper upright post and the lower upright post are connected through the pin, the upper upright post or the lower upright post or both are provided with a plurality of pin connecting holes at intervals along the height direction; the pin connecting structures are arranged in one group or a plurality of groups in the transverse direction.
Further, the method comprises the following steps: the work face includes a plurality of unit faces that the interval set up, and a plurality of unit faces are arranged along same central axis, and every unit face sets up a set of stand along the arc direction interval of work face.
Further, the method comprises the following steps: the bottom end of the lower stand column is welded and fixed with the bottom frame, and the top end of the upper stand column is welded and fixed with the working plate surface.
Further, the method comprises the following steps: the working plate surface is a steel plate surface.
Further, the method comprises the following steps: and a sliding groove structure arranged along the height direction of the upright column is arranged on the upper upright column or the lower upright column.
Further, the method comprises the following steps: the upper upright post is an upper supporting plate arranged along the axis direction of the working plate surface, and the lower upright post is provided with a sliding groove structure matched with the upper supporting plate.
Further, the method comprises the following steps: two adjacent upright posts are connected through a support rod.
Further, the method comprises the following steps: still include the benchmark stand, the benchmark stand is fixed to be set up under the center axis position of work face.
The utility model has the advantages that: during implementation, the upper top points of the stand columns are overlapped with the outer wall of the steel cofferdam, so that the radius of the cambered surface of the working plate surface formed by the top parts of the stand columns can be changed by adjusting the height of the stand columns, and the purpose of changing the specification and the size of the processed steel cofferdam is achieved.
Compared with the jig frame for processing the traditional steel cofferdam, the utility model overcomes the defect that the traditional jig frame is only suitable for manufacturing the steel cofferdam with single size, and can meet the processing requirements of the steel cofferdams with different specifications; meanwhile, the traditional processing method needs to manufacture the jig frames respectively, so that time and labor are wasted, the manufacturing period is long, and the construction period is not shortened. The utility model can reduce the material consumption and avoid the material waste; the utility model discloses simple structure has greatly improved the preparation efficiency of the circular double-walled steel cofferdam of different specifications.
Drawings
Fig. 1 is a schematic diagram of the three-dimensional structure of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a schematic view of the three-dimensional structure of the center pillar adjusting structure of the present invention.
Fig. 4 is a schematic side view of the center pillar adjusting structure of the present invention.
Fig. 5 is a front schematic view of the center pillar of the present invention.
The labels in the figure are: 1-underframe, 2-upright post, 21-upper upright post, 22-lower upright post and 3-working plate surface.
Detailed Description
The present invention will be further explained with reference to the drawings and the embodiments.
As shown in fig. 1 to 5, the utility model discloses a chassis 1, stand 2 and work face 3, 2 bottoms of stand and 1 fixed connection of chassis, work face 3 is fixed the setting on 2 tops of stand, and work face 3 is the arc and arranges its characterized in that: the stand 2 sets up along the arc direction interval of 3 basal surfaces of work face at the tie point of 3 basal surfaces of work face, and every stand 2 all includes stand 21 and lower stand 22, goes up and can slide along 2 direction of height of stand between stand 21 and the lower stand 22, goes up and passes through bolt or pin joint between stand 21 and the lower stand 22.
When the upper upright post 21 and the lower upright post 22 are connected through bolts, a plurality of bolt connecting holes are formed in the upper upright post 21 or the lower upright post 22 or both along the height direction at intervals; or the upper upright post 21 or the lower upright post 22 or both are provided with strip-shaped connecting holes along the height direction; the bolt connecting structures are arranged in one group or in multiple groups in the transverse direction.
When the upper upright post 21 and the lower upright post 22 are connected through pins, a plurality of pin connecting holes are arranged at intervals along the height direction of the upper upright post 21 or the lower upright post 22 or both; the pin connecting structures are arranged in one group or a plurality of groups in the transverse direction.
To last stand 21 and the connection structure between the stand 22 down, the utility model discloses the preferred mode that adopts the multiunit connecting hole, the interval of connecting hole can be corresponding to different radial steel cofferdams predesigned, like this when specifically adjusting, can raise the efficiency. In the embodiment shown in fig. 1 to 5, the utility model discloses be provided with three group's pin connection holes along its direction of height evenly spaced on last stand 21, be provided with three group's pin connection holes along its direction of height evenly spaced on lower stand 22, the pin connection hole interval on last stand 21 is the same with the pin connection hole interval on the lower stand 22. When three groups of pin connecting holes are connected in one-to-one correspondence, the pin connecting holes can be used for connecting pins with the radius of R0Manufacturing the steel cofferdam; when two groups of pin connecting holes positioned below the lower upright post 22 are correspondingly connected with two groups of pin connecting holes positioned above the upper upright post 21 one by one, the pin connecting holes can be used for connecting the two groups of pin connecting holes with the radius of R1Manufacturing the steel cofferdam; when two groups of pin connecting holes positioned above the lower upright post 22 are correspondingly connected with two groups of pin connecting holes positioned below the upper upright post 21 one by one, the pin connecting holes can be used for connecting the two groups of pin connecting holes with the radius of R2And (4) manufacturing the steel cofferdam. By adopting the embodiment, when the steel cofferdams of the three specifications are manufactured, at least two groups of pins are connected in the height direction of the upright post 2, so that the structural stability of the upright post is well ensured. In addition, in order to guarantee the structural stability of stand, bolted connection structure and pin connection structure also transversely should set up the multiunit side by side, for example in the embodiment shown in fig. 1 to 5, the utility model discloses transversely set up two sets of pin connection structure side by side. The utility model discloses an adjust the height of each stand 2 and then change the cambered surface radius size of the work face 3 that each 2 tops of stand constitute to reached the purpose that changes processing steel cofferdam specification and dimension.
In order to improve the machining precision, work face 3 includes a plurality of unit faces that the interval set up, and a plurality of unit faces are arranged along same central axis, and every unit face sets up a set of stand 2 along the arc direction interval of work face 3.
In order to improve the structural stability and facilitate the processing and manufacturing, the bottom end of the lower upright post 22 is welded and fixed with the underframe 1, and the top end of the upper upright post 21 is welded and fixed with the working plate surface 3.
The working plate surface 3 is preferably a steel plate surface, taking the elastic deformation capacity, the bearing capacity and the processing and manufacturing cost of the working plate surface 3 into comprehensive consideration.
In order to conveniently realize the height adjustment of the upright post 2, a sliding groove structure arranged along the height direction of the upright post 2 can be arranged on the upper upright post 21 or the lower upright post 22, so that the sliding between the upper upright post 21 and the lower upright post 22 along the height direction of the upright post 2 can be conveniently realized.
When the lower upright post 22 is provided with a chute structure, the lower upright post 22 can be made of steel pipes or channel steel or I-steel; when the lower upright column 22 is a steel pipe, the upper upright column 21 is a steel pipe or a steel column sleeved on the inner wall of the lower upright column 22; when the lower upright column 22 is channel steel or I-steel; the upper upright post 21 is a steel pipe or a steel column sleeved in the groove body of the lower upright post 22. When the upper upright post 21 is provided with the chute structure, the upper upright post 21 can adopt a steel pipe or channel steel or I-steel; when the upper column 21 is a steel pipe, the lower column 22 is a steel pipe or a steel column sleeved on the inner wall of the upper column 21; when the upper upright post 21 is a channel steel or an I-steel; the lower upright post 22 is a steel pipe or a steel column sleeved in the groove body of the upper upright post 21. For the cambered surface size precision of guaranteeing work face 3, the utility model provides an upper support plate of last stand 21 for setting up along 3 axis directions of work face, lower column 22 have with the spout structure of last backup pad looks adaptation, during concrete implementation, lower column 22 can adopt double-deck steel sheet structure, and the passageway between the double-deck steel sheet is the spout promptly. By adopting the embodiment, the material is common steel, so the method also has the advantages of convenient processing and manufacturing, low cost and the like.
For improving structural stability, prevent that stand 2 pressurized unstability from warping, connect through the bracing piece between two adjacent stands 2. The support rods may be provided on the upper upright 21 or the lower upright 22 or both. The supporting rod can be horizontally arranged or obliquely arranged.
The utility model discloses still can set up the benchmark stand, the benchmark stand is fixed to be set up under the center axis position of work face 3. After the reference stand column is arranged, when the radius of the cambered surface of the working plate surface 3 is adjusted, the height of the reference stand column is kept unchanged, and only the heights of the stand columns 2 on two sides of the reference stand column are needed to be adjusted, so that the adjusting process is simplified, and the size precision is guaranteed.
Claims (8)
1. Bed-jig with adjustable, including chassis (1), stand (2) and work face (3), stand (2) bottom and chassis (1) fixed connection, work face (3) are fixed setting on stand (2) top, and work face (3) are the arc and arrange its characterized in that: the connecting points of the stand columns (2) on the bottom surface of the working plate surface (3) are arranged at intervals along the arc direction of the working plate surface (3), each stand column (2) comprises an upper stand column (21) and a lower stand column (22), the upper stand column (21) and the lower stand column (22) can slide along the height direction of the stand column (2), and the upper stand column (21) and the lower stand column (22) are connected through bolts or pins;
when the upper upright post (21) is connected with the lower upright post (22) through bolts, a plurality of bolt connecting holes are formed in the upper upright post (21) or the lower upright post (22) or both at intervals along the height direction; or the upper upright post (21) or the lower upright post (22) or both are provided with strip-shaped connecting holes along the height direction; the bolt connecting structures are arranged in one group or a plurality of groups in parallel in the transverse direction;
when the upper upright post (21) is connected with the lower upright post (22) through the pins, a plurality of pin connecting holes are formed in the upper upright post (21) or the lower upright post (22) or both at intervals along the height direction; the pin connecting structures are arranged in one group or a plurality of groups in the transverse direction.
2. The adjustable bed-jig of claim 1 wherein: work face (3) are including a plurality of unit faces that the interval set up, and a plurality of unit faces are arranged along same central axis, and every unit face sets up a set of stand (2) along the arc direction interval of work face (3).
3. The adjustable bed-jig of claim 1 wherein: the bottom end of the lower upright post (22) is welded and fixed with the bottom frame (1), and the top end of the upper upright post (21) is welded and fixed with the working plate surface (3).
4. The adjustable bed-jig of claim 1 wherein: the working plate surface (3) is a steel plate surface.
5. The adjustable bed-jig of claim 1 wherein: the upper upright post (21) or the lower upright post (22) is provided with a sliding chute structure arranged along the height direction of the upright post (2).
6. The adjustable bed-jig of claim 5 wherein: go up stand (21) for the last backup pad that sets up along work face (3) axis direction, lower stand (22) have with the spout structure of last backup pad looks adaptation.
7. The adjustable bed-jig of claim 1 wherein: two adjacent upright posts (2) are connected through a support rod.
8. The adjustable bed-jig of any one of claims 1 to 7, wherein: the device is characterized by further comprising a reference stand column, wherein the reference stand column is fixedly arranged right below the central axis position of the working plate surface (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920668618.3U CN210013132U (en) | 2019-05-10 | 2019-05-10 | Adjustable jig frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920668618.3U CN210013132U (en) | 2019-05-10 | 2019-05-10 | Adjustable jig frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210013132U true CN210013132U (en) | 2020-02-04 |
Family
ID=69316797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920668618.3U Active CN210013132U (en) | 2019-05-10 | 2019-05-10 | Adjustable jig frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210013132U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113006548A (en) * | 2021-02-26 | 2021-06-22 | 上海电气风电集团股份有限公司 | Factory building |
-
2019
- 2019-05-10 CN CN201920668618.3U patent/CN210013132U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113006548A (en) * | 2021-02-26 | 2021-06-22 | 上海电气风电集团股份有限公司 | Factory building |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203270461U (en) | Bailey beam support without buttress in soft foundation | |
| CN210013132U (en) | Adjustable jig frame | |
| CN111535184A (en) | Cable-stayed bridge steel tower anchoring screw positioning support and positioning method | |
| CN204212058U (en) | For the steel truss girder assembling support in the construction of steel concrete composite truss beam | |
| CN216474549U (en) | Prefabricated beam erection platform for full-width erection | |
| CN212000638U (en) | Overhead cover beam type steel supporting structure | |
| CN211736305U (en) | Rectangular beam bottom height-adjustable operating platform device | |
| CN104278640B (en) | For the steel truss girder assembling support in the construction of steel concrete composite truss beam | |
| CN206189444U (en) | Large -scale rag bolt annular locating rack | |
| CN211448714U (en) | Shield constructs section of jurisdiction and stacks base | |
| CN105401775A (en) | Variable cross-section angle iron for aiding positioning | |
| CN221035183U (en) | Support device for bottom of gas holder piston beam | |
| CN214531094U (en) | Main frame structure of large robot sand blasting room | |
| CN212670307U (en) | Modularization bent cap construction support | |
| CN205370072U (en) | Variable cross section assistance -localization real -time angle steel | |
| CN212248325U (en) | Concrete foundation pre-buried support | |
| CN219430998U (en) | Shaping bracket for installing column foot embedded bolts | |
| CN215925988U (en) | Lattice formula cushion cap foundation ditch stull support | |
| CN216340440U (en) | Large-span prestressed pipe truss structure | |
| CN215978048U (en) | Energy-concerving and environment-protective steel construction bracket | |
| CN203514206U (en) | Vertical column for incremental launching construction of large-span steel structure bridge | |
| CN213532580U (en) | Laminated slab multilayer storage rack | |
| CN215887781U (en) | Vertical support frame of extension platform | |
| CN204343245U (en) | Harbour transfer station differential settlement levelling device | |
| CN221760492U (en) | Be suitable for super overweight bent cap support of big cantilever |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |