CN216264244U - Integrated connecting handle assembling and welding fixture - Google Patents
Integrated connecting handle assembling and welding fixture Download PDFInfo
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- CN216264244U CN216264244U CN202022901250.6U CN202022901250U CN216264244U CN 216264244 U CN216264244 U CN 216264244U CN 202022901250 U CN202022901250 U CN 202022901250U CN 216264244 U CN216264244 U CN 216264244U
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Abstract
The utility model particularly relates to an integrated connecting handle assembling and welding clamp which comprises a supporting part, a positioning part and a locking part, wherein the upper end of the supporting part is in threaded connection with the positioning part, and the locking part penetrates through the center of the positioning part and is connected with the positioning part. The integrated connecting handle assembling and welding clamp provided by the utility model reduces the assembling and welding difficulty of the integrated connecting handle, can effectively control the welding deformation, and ensures that the assembling and positioning of the product meet the use requirements.
Description
Technical Field
The utility model relates to the technical field of fuel assembly, in particular to an integrated connecting handle assembly welding clamp.
Background
The control rod assembly controls the reaction of the core primarily by gradually inserting or withdrawing the control rods into or from the fuel assemblies. The CF connecting handle is one of key parts of the Hualong I nuclear fuel control rod assembly, is mainly used for suspending and positioning a control rod bundle, ensures that the control rod can be quickly inserted into the fuel assembly during emergency shutdown, absorbs the residual impact energy at the tail end of the rod falling stroke and prevents the fuel assembly from being damaged by impact. The integral type connection handle is novel product, is the star, comprises 1 integral type handle body and 24 connecting rods, because guarantee its below and hang the control cluster of location and fall the stick fast, so the position degree requirement of connecting rod is very high. The connecting handle with the structure has high positioning precision required in the machining process, is difficult to assemble and weld, and the existing tool cannot meet the assembly and welding requirements of a novel structural connecting handle.
SUMMERY OF THE UTILITY MODEL
Based on this, it is necessary to provide an integral type connecting handle equipment welding jig to the problem that current frock can not satisfy the equipment welding requirement of integral type connecting handle, and this integral type connecting handle equipment welding jig can simplify the connecting handle equipment degree of difficulty, and control welding is out of shape, makes product equipment positioning accuracy satisfy the operation requirement.
In order to achieve the above purpose, the utility model provides the following technical scheme:
the utility model provides an integral type connecting handle equipment welding jig, includes supporting component, locating part and locking part, the supporting component upper end with locating part threaded connection, locking part pass the central point of locating part puts and with the locating part is connected.
Further, the support member includes a support column.
Further, the positioning part comprises a lower positioning plate, and two ends of the lower side of the lower positioning plate are in threaded connection with the upper end of the support column.
Furthermore, the positioning part also comprises a positioning column, and the positioning column is in threaded connection with the lower positioning plate.
Furthermore, after the positioning column is assembled with the lower positioning plate, the position degree of the positioning column needs to be guaranteed to be 0.02mm relative to the position degree of the lower positioning plate, and the verticality is 0.01 mm.
Furthermore, the positioning component further comprises a supporting rod and an upper positioning plate, the upper end of the supporting rod is in interference fit with the two ends of the lower side of the upper positioning plate, and the lower end of the supporting rod is in clearance fit with the two ends of the upper side of the lower positioning plate.
Furthermore, the positioning column is in interference fit with the upper end of the supporting rod.
Furthermore, the positioning component further comprises a central positioning table, the lower end of the central positioning table is embedded in the central position of the upper side of the lower positioning plate, and the upper end of the central positioning table is embedded in the lower port of the handle body.
Furthermore, the locking part comprises a central rod, an inner backing ring and a copper nut, the central position of the inner backing ring is a through hole, and the upper end of the central rod penetrates through the lower positioning plate, the central positioning table, the center of the handle body and the central through hole of the inner backing ring and is in threaded connection with the copper nut.
Furthermore, the locking component further comprises a pressing block, a pressing cylinder, a cover plate and a nut, the lower end face of the pressing block is in contact with the upper end face of the handle support wing, the lower end face of the pressing cylinder is in contact with the upper end face of the pressing block, the lower end face of the cover plate is in contact with the upper end face of the pressing cylinder, the center position of the cover plate is a through hole, and the upper end of the central rod penetrates through the center through hole of the cover plate to be in threaded connection with the nut.
The utility model has the beneficial technical effects that:
the integrated connecting handle assembling and welding clamp provided by the utility model reduces the assembling and welding difficulty of the integrated connecting handle, can effectively control the welding deformation, and ensures that the assembling and positioning of the product meet the use requirements.
Drawings
FIG. 1 is a schematic structural view of the front side of an assembly welding fixture for an integrated connecting handle;
wherein:
1. a support pillar; 2. a lower positioning plate; 3. a positioning column; 4. a support bar; 5. an upper positioning plate; 6. briquetting; 7. a compression cylinder; 8. an inner backing ring; 9. a nut; 10. a cover plate; 11. a center pole; 12. a central positioning table; 13. and a nut.
Detailed Description
Referring to fig. 1, the utility model provides an integrated connecting handle assembly welding fixture, which comprises a supporting component, a positioning component and a locking component, wherein the upper end of the supporting component is in threaded connection with the positioning component, and the locking component penetrates through the center of the positioning component and is connected with the positioning component.
Further, the support member includes a support column 1.
The support column 1 is used for adjusting the contact plane of the clamp and the workbench and supporting the whole clamp and the workpiece.
Further, the locating part includes lower locating plate 2, 2 downside both ends of lower locating plate all set up first screw hole, the outside setting of 1 upper end of support column with first screw hole matched with first external screw thread, 1 upper end of support column pass first screw hole with 2 threaded connection of lower locating plate.
Further, the positioning part further comprises positioning columns 3, second threaded holes of which the number is matched with that of the positioning columns 3 are formed in the lower positioning plate 2 between the supporting columns 1, second external threads matched with the second threaded holes are formed in the outer portions of the positioning columns 3, and the lower ends of the positioning columns 3 penetrate through the second threaded holes and are in threaded connection with the lower positioning plate 2.
The upper end cylinder of the positioning column 3 is in clearance fit with the inner hole at the lower end of the connecting rod, so that the position of the lower end of the connecting rod can be limited, and the position degree of the connecting rod is ensured; the upper end face of the positioning column 3 supports the lower end face of the connecting rod, and the lower end plane of each connecting rod is adjusted through threaded connection of the positioning column 3 and the lower positioning plate 2, so that the lower end flatness of the connecting rods is guaranteed. Meanwhile, the positioning column 3 is in threaded connection with the lower positioning plate 2, so that the workpiece can be assembled and disassembled conveniently after spot welding.
Further, the second screw hole is a through screw hole, the positioning column 3 extends out of the lower positioning plate 2, and the part of the positioning column 3 extending out of the lower positioning plate 2 is in threaded connection with a nut.
Further, after the positioning column 3 and the lower positioning plate 2 are assembled, the position degree of the positioning column 3 needs to be ensured to be 0.02mm and the verticality position is 0.01mm relative to the lower positioning plate 2.
Furthermore, the positioning component further comprises a supporting rod 4 and an upper positioning plate 5, the upper end of the supporting rod 4 is in interference fit with the two ends of the lower side of the upper positioning plate 5, and the lower end of the supporting rod 4 is in clearance fit with the two ends of the upper side of the lower positioning plate 2.
The groove of the upper positioning plate 5 penetrates through the handle body support wings and the connecting rod, the positions of the handle body support wings and the connecting rod are limited through clearance fit, and the upper part of the connecting rod can be fixed. Meanwhile, the positioning column 3 limits the position of the lower end of the connecting rod, so that the position degree of the connecting rod is fixed, and the verticality is guaranteed.
Furthermore, the positioning component further comprises a central positioning table 12, a cylindrical boss at the lower end of the central positioning table 12 is embedded in the central position of the upper side of the lower positioning plate 2, and a cylindrical boss at the upper end of the central positioning table 12 is embedded in the lower port of the handle body and used for limiting the position of the handle body and achieving a positioning effect.
Further, locking part includes well core rod 11, interior backing ring 8 and copper nut 9, 8 central point of interior backing ring puts to be the cylinder through-hole, copper nut 9 is the third screw hole, the third screw hole is for lining up the screw thread, well core rod 11 upper end set up with third screw hole matched with third external screw thread, well core rod 11 upper end is passed down locating plate 2, central location platform 12, handle body center, interior backing ring 8 central through-hole, with copper nut 9 threaded connection carries out the center to connecting handle and anchor clamps and fixes.
Further, the locking component also comprises a pressing block 6, a pressing cylinder 7, a cover plate 10 and a nut 13. The lower end face of the pressing block 6 is in contact with the upper end face of the handle body support wing, the lower end face of the pressing cylinder 7 is in contact with the upper end face of the pressing block 6, and the lower end face of the cover plate 10 is in contact with the upper end face of the pressing cylinder 7. The central position of the cover plate 10 is a cylindrical through hole, the nut 13 is a fourth threaded hole, the fourth threaded hole is a through threaded hole, the upper end of the central rod 11 is provided with a fourth external thread matched with the fourth threaded hole, the upper end of the central rod 11 penetrates through the central position of the cover plate 10 to be in threaded connection with the nut 13, and the connecting handle and the clamp are further fixed and locked.
The integral type connection handle is the star, comprises 1 integral type handle body and 24 connecting rods, and handle body center is cylindrical, and lower part side has 16 to prop up the wing (as an organic whole with the cylinder), and the handle body props up the wing and passes the connecting rod and lead to the groove, and anchor clamps equipment location back becomes an organic whole through spot welding and brazing with connecting rod and handle body coupling.
According to the integrated connecting handle fixture, the central positioning table is used for preliminary positioning of the handle body, the positioning pin, the upper positioning plate and the lower positioning plate are matched, the connecting rod and the handle body support wing can be accurately positioned, the workpiece can be integrally locked through combination of the pressing block, the pressing cylinder, the inner backing ring, the copper nut, the cover plate, the central rod and the M8 nut, rigid fixation of the integrated connecting handle is achieved, welding deformation is effectively controlled, and assembly welding precision of the workpiece is guaranteed. In addition, the positioning column is in threaded fit with the lower positioning plate, and the integrated connecting handle structural part can be conveniently assembled and disassembled.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (7)
1. The welding fixture for assembling the integrated connecting handle is characterized by comprising a supporting part, a positioning part and a locking part, wherein the upper end of the supporting part is in threaded connection with the positioning part, and the locking part penetrates through the center of the positioning part and is connected with the positioning part; the support member includes a support column; the positioning part comprises a lower positioning plate and a positioning column, two ends of the lower side of the lower positioning plate are in threaded connection with the upper end of the supporting column, and the positioning column is in threaded connection with the lower positioning plate.
2. The assembly welding fixture for the integrated connecting handle as recited in claim 1, wherein after the positioning post is assembled with the lower positioning plate, the positioning post needs to be positioned at a position which is 0.02mm and a vertical position which is 0.01mm relative to the lower positioning plate.
3. The assembly welding fixture of integrated connecting handles as claimed in claim 1, wherein the positioning component further comprises a support rod and an upper positioning plate, the upper end of the support rod is in interference fit with the two ends of the lower side of the upper positioning plate, and the lower end of the support rod is in clearance fit with the two ends of the upper side of the lower positioning plate.
4. The integrated connecting handle assembling and welding clamp of claim 3, wherein the positioning column is in interference fit with the upper end of the supporting rod.
5. The integrated connecting handle assembling and welding clamp as claimed in claim 1, wherein the positioning member further comprises a centering table, a lower end of the centering table is embedded in a central position of an upper side of the lower positioning plate, and an upper end of the centering table is embedded in a lower port of the handle body.
6. The integrated connecting handle assembling and welding clamp of claim 5, wherein the locking component comprises a central rod, an inner backing ring and a copper nut, the central position of the inner backing ring is a through hole, and the upper end of the central rod penetrates through the lower positioning plate, the central positioning table, the handle body center and the inner backing ring central through hole to be in threaded connection with the copper nut.
7. The integrated connecting handle assembling and welding clamp of claim 6, wherein the locking component further comprises a pressing block, a pressing cylinder, a cover plate and a nut, the lower end face of the pressing block is in contact with the upper end face of the handle body supporting wing, the lower end face of the pressing cylinder is in contact with the upper end face of the pressing block, the lower end face of the cover plate is in contact with the upper end face of the pressing cylinder, the center of the cover plate is a through hole, and the upper end of the central rod penetrates through the center through hole of the cover plate to be in threaded connection with the nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022901250.6U CN216264244U (en) | 2020-12-04 | 2020-12-04 | Integrated connecting handle assembling and welding fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022901250.6U CN216264244U (en) | 2020-12-04 | 2020-12-04 | Integrated connecting handle assembling and welding fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216264244U true CN216264244U (en) | 2022-04-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022901250.6U Active CN216264244U (en) | 2020-12-04 | 2020-12-04 | Integrated connecting handle assembling and welding fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216264244U (en) |
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2020
- 2020-12-04 CN CN202022901250.6U patent/CN216264244U/en active Active
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