CN215200068U - Hexagonal corrugated interlayer vacuum brazing clamp - Google Patents
Hexagonal corrugated interlayer vacuum brazing clamp Download PDFInfo
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- CN215200068U CN215200068U CN202121612086.5U CN202121612086U CN215200068U CN 215200068 U CN215200068 U CN 215200068U CN 202121612086 U CN202121612086 U CN 202121612086U CN 215200068 U CN215200068 U CN 215200068U
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Abstract
The utility model discloses a hexagonal corrugated interlayer vacuum brazing clamp, which comprises a support shaft, wherein the support shaft is a regular hexagonal prism; the corrugated sandwich plate is characterized by also comprising a first clamping plate tightly attached to the inner side surface of each corrugated plate component of the hexagonal corrugated sandwich layer, wherein the front end surface of the first clamping plate is a plane; a telescopic assembly is arranged between each side face of the regular hexagonal prism and each first clamping plate; the outer side surface of each corrugated plate assembly is also closely attached with a second clamping plate, each second clamping plate is fixed with the corresponding first clamping plate, and the rear end surface of each second clamping plate is a plane; the utility model discloses a cooperation of first splint and second splint can press from both sides tight six side type ripple interbedded every corrugated plate subassembly, mutually supports through back shaft and flexible subassembly, can fix and spacing for six side type ripple intermediate layers for every corrugated plate subassembly obtains effectively pressing from both sides tightly, supports and spacing at the vacuum brazing in-process, guarantees that six side type ripple intermediate layers meet the requirements to margin and angle variation at the vacuum brazing in-process.
Description
Technical Field
The utility model belongs to the technical field of the hexagonal type ripple intermediate layer frock of brazing, especially, relate to a hexagonal type ripple intermediate layer vacuum brazing anchor clamps.
Background
Aerospace is a product of human development of the atmosphere and space. Through the rapid development of hundreds of years, aerospace has become one of the most active and influential scientific and technical fields in the 21 st century, and the significant achievement gained in the field marks the latest development of human civilization and also represents an advanced level of national science and technology.
In the field of aerospace, heat exchange structural members are indispensable workpieces, and such workpieces concern the safety of heating components such as aerospace engines, so that the requirements on various performances of such workpieces are strict. The hexagonal corrugated interlayer is a common aerospace heat exchange piece, and because the performance requirement is strict, vacuum brazing is generally adopted, and a middle core body and side plates on two sides are subjected to vacuum brazing so as to ensure the firmness of a connecting surface.
The hexagonal honeycomb core body assembly is large in thermal expansion amount of materials, the corrugated plate assembly is easy to bend and deform in the vacuum brazing process, and the opposite side distance and the angle of the hexagonal corrugated interlayer are difficult to be guaranteed to be consistent.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hexagonal type ripple intermediate layer vacuum brazing anchor clamps to guarantee that hexagonal type ripple intermediate layer is unanimous to the margin to and angle in the vacuum brazing in-process.
The utility model adopts the following technical scheme: a hexagonal corrugated interlayer vacuum brazing clamp comprises a support shaft, wherein the support shaft is a regular hexagonal prism and is placed in the center of a hexagonal corrugated interlayer;
the corrugated plate component is characterized by also comprising a first clamping plate tightly attached to the inner side surface of each corrugated plate component of the hexagonal corrugated interlayer, wherein the front end surface of the first clamping plate is a plane and is used for tightly attaching to the inner side surface of the corresponding corrugated plate component;
a telescopic assembly is arranged between each side face of the regular hexagonal prism and each first clamping plate and used for adjusting the position of the first clamping plate so as to ensure that the front end face of the first clamping plate is tightly attached to the inner side face of the corrugated plate assembly;
the lateral surface of every buckled plate subassembly still closely laminates and is provided with the second splint, and every second splint all is fixed with the first splint that correspond, and the rear end face of every second splint is the plane to a lateral surface that is used for closely laminating with the buckled plate subassembly that corresponds.
Further, the telescopic assembly comprises a threaded rod, a first nut and a second nut;
the rear end of the first nut is fixed on the prism surface of the regular hexagonal prism, the second nut is fixed on the rear end surface of the first clamping plate, and the first nut and the second nut are coaxially arranged;
the threaded rod consists of a forward threaded section, an adjusting section and a reverse threaded section; the forward thread section is connected with the first nut, and the reverse thread section is connected with the second nut
Furthermore, the adjusting section is located in the middle of the threaded rod and is provided with two adjusting planes which are arranged in parallel.
Furthermore, the front end face of the first clamping plate and the rear end face of the second clamping plate are parallel to the prism face of the regular hexagonal prism.
Further, the width of each of the first clamping plate and the second clamping plate is larger than the width of the corrugated plate assembly;
a plurality of screw holes are all seted up to the both sides of first splint and second splint, and install fixing bolt on the screw hole.
Further, the top surface of back shaft is provided with the location sign.
The utility model has the advantages that: the utility model discloses a cooperation of first splint and second splint can press from both sides tight six side type ripple interbedded every corrugated plate subassembly, mutually supports through back shaft and flexible subassembly, can fix and spacing for six side type ripple intermediate layers for every corrugated plate subassembly obtains effectively pressing from both sides tightly, supports and spacing at the vacuum brazing in-process, guarantees that six side type ripple intermediate layers meet the requirements to margin and angle variation at the vacuum brazing in-process.
Drawings
FIG. 1 is a schematic structural view of a hexagonal corrugated sandwich in the prior art;
FIG. 2 is an enlarged rotated view of plane C-C of FIG. 1;
fig. 3 is a reference diagram of a usage status of the embodiment of the present invention.
Wherein: 1. a corrugated plate assembly; 2. a joint; 3. a first nut; 4. a forward thread segment; 5. a reverse thread segment; 6. a second nut; 7. a first splint; 8. a second splint; 9. fixing the bolt; 10. a support shaft; 11. and (4) an adjusting section.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Regarding the hexagonal corrugated sandwich, as shown in fig. 1 and fig. 2, the hexagonal corrugated sandwich mainly comprises six corrugated plate assemblies 1 and joints 2, the six corrugated plate assemblies 1 are connected with each other to form a regular hexagonal shape, and the corrugated plate assembly 1 comprises an external side plate and an internal corrugated flow channel structure and can be used as a heat exchange structural member in the aerospace field.
The embodiment of the utility model discloses a hexagonal corrugated interlayer vacuum brazing clamp, which comprises a support shaft 10, wherein the support shaft 10 is a regular hexagonal prism and is used for being placed at the center of the hexagonal corrugated interlayer; the corrugated plate component is characterized by also comprising a first clamping plate 7 tightly attached to the inner side surface of each corrugated plate component 1 of the hexagonal corrugated sandwich layer, wherein the front end surface of the first clamping plate 7 is a plane and is used for tightly attaching to the inner side surface of the corresponding corrugated plate component; a telescopic assembly is arranged between each side surface of the regular hexagonal prism and each first clamping plate 7 and is used for adjusting the position of the first clamping plate 7 so as to ensure that the front end surface of the first clamping plate 7 is tightly attached to the inner side surface of the corrugated plate assembly; the lateral surface of every buckled plate subassembly still closely laminates and is provided with second splint 8, and every second splint 8 all is fixed with the first splint 7 that corresponds, and the rear end face of every second splint 8 is the plane to be used for closely laminating with the lateral surface of the buckled plate subassembly that corresponds.
The utility model discloses a first splint 7 and 8 cooperations of second splint can press from both sides tight six side type ripple interbedded every buckled plate subassembly 1, mutually supporting through back shaft 10 and flexible subassembly, can fix and spacing for six side type ripple intermediate layers for every buckled plate subassembly 1 obtains effectively pressing from both sides tightly, supports and spacing at the vacuum brazing in-process, guarantees that six side type ripple intermediate layers meet the requirements to margin and angle change at the vacuum brazing in-process.
Specifically, the support shaft 10 selects a regular hexagonal prism according to the hexagonal corrugated sandwich layer, and when in use, six edge surfaces of the regular hexagonal prism respectively face the six corrugated plate assemblies 1 of the hexagonal corrugated sandwich layer. Therefore, independent support of each corrugated plate component 1 can be realized, integral support and limitation of the whole hexagonal corrugated interlayer are realized through the support shaft 10, and edge distance and angle change is guaranteed to be in the standard.
As a specific realization, the telescopic assembly comprises a threaded rod, a first nut 3 and a second nut 6; the rear end of first nut 3 is fixed on the prismatic face of regular hexagonal prism, and second nut 6 is fixed on the rear end face of first splint 7, and first nut 3 and the coaxial setting of second nut 6 can guarantee like this that the threaded rod just in time sets up perpendicularly between prismatic face of regular hexagonal prism and the rear end face of first splint 7, and when adjusting the threaded rod, the power that first splint 7 received is forward power, the power of perpendicular first splint 7 promptly. And, set up first nut 3 and second nut 6 in the center of arris face and first splint 7 respectively, can guarantee that the power that first splint 7 received is the outward diffusion from its center, makes the even clamp force of production between first splint 7 and buckled plate subassembly 1.
In addition, when each first nut 3 is located in the middle of the lands, the reaction force received by each land of the support shaft 10 will also be the same, which further avoids the deformation of the hexagonal corrugated sandwich.
The threaded rod consists of a forward threaded section 4, an adjusting section 11 and a reverse threaded section 5; the forward thread section 4 is connected to a first nut 3 and the reverse thread section 5 is connected to a second nut 6. The adjusting section 11 is located in the middle of the threaded rod and has two adjusting planes arranged in parallel. Specifically, the sizes of the first nut 1 and the second nut 6 can be selected according to needs, and can be the same or different, and only the forward thread section 4 and the reverse thread section 5 with proper sizes need to be selected. Through setting up the both ends of threaded rod respectively to the screw thread of equidirectional not, can be so that when the threaded rod rotated, the first nut 3 and the second nut 6 at both ends received the power in opposite direction, and after rotating the threaded rod promptly, first nut 3 and second nut 6 had two kinds of possibilities, and the first kind is that the two is close to each other, and the second kind is that the two keeps away from each other, has just so made things convenient for the regulation. Moreover, the distance adjustment by the threaded rod has the advantage of higher adjustment precision, and the deformation of the hexagonal corrugated interlayer can be further reduced.
The threaded rod can be processed by two threaded rods, and can also be independently manufactured to obtain a product meeting the requirements. When two threaded rods are adopted for processing, a prism can be additionally arranged between the two threaded rods, so that a wrench is convenient to use to rotate the threaded rods. When the threaded rod is manufactured and processed independently, the threads can be ground off in the middle of the threaded rod, so that a wrench can be used conveniently to rotate the threaded rod.
In order to ensure that the stress is uniform when the distance of the threaded rod is adjusted, the front end surface of the first clamping plate 7 and the rear end surface of the second clamping plate 8 are parallel to the prism surface of the regular hexagonal prism. In order to facilitate the connection of the first clamping plate 7 and the second clamping plate 8, the width of the two clamping plates is set to be larger than that of the corrugated plate assembly 1, or protruding parts are arranged at two side sections for realizing the fixation of the two clamping plates.
In one embodiment, when the widths of the first clamping plate 7 and the second clamping plate 8 are greater than the width of the corrugated plate assembly 1, a plurality of threaded holes are formed in both sides of the corrugated plate assembly 1 protruding from the first clamping plate 7 and the second clamping plate 8, and fixing bolts 9 are installed on the threaded holes, so that the first clamping plate 7 and the second clamping plate 8 are fastened by using the fixing bolts 9, and the disassembly and adjustment are convenient.
After whole anchor clamps installation finishes, need put into vacuum brazing stove with anchor clamps and hexagonal type ripple intermediate layer jointly and carry out vacuum brazing, for the convenience of position control, be provided with the location sign at the top surface of back shaft 10, place work piece and anchor clamps that can be quick according to the location sign. Specifically, the positioning mark can be convex or concave, and can be designed according to needs.
Claims (6)
1. The vacuum brazing clamp for the hexagonal corrugated interlayer is characterized by comprising a support shaft (10), wherein the support shaft (10) is a regular hexagonal prism and is placed in the center of the hexagonal corrugated interlayer;
the corrugated sandwich plate is characterized by also comprising a first clamping plate (7) tightly attached to the inner side surface of each corrugated plate component (1) of the hexagonal corrugated sandwich layer, wherein the front end surface of the first clamping plate (7) is a plane and is used for tightly attaching to the corresponding inner side surface of the corrugated plate component;
a telescopic assembly is arranged between each side face of the regular hexagonal prism and each first clamping plate (7), and is used for adjusting the position of the first clamping plate (7) so as to ensure that the front end face of the first clamping plate (7) is tightly attached to the inner side face of the corrugated plate assembly;
every corrugated plate subassembly's lateral surface still closely laminates and is provided with second splint (8), every second splint (8) all with corresponding first splint (7) are fixed, and every the rear end face of second splint (8) is the plane, and is used for with correspond corrugated plate subassembly's lateral surface closely laminates.
2. A hexagonal type corrugated sandwich vacuum brazing jig according to claim 1, characterized in that the telescopic assembly comprises a threaded rod, a first nut (3) and a second nut (6);
the rear end of the first nut (3) is fixed on the prism surface of the regular hexagonal prism, the second nut (6) is fixed on the rear end face of the first clamping plate (7), and the first nut (3) and the second nut (6) are coaxially arranged;
the threaded rod is composed of a forward threaded section (4), an adjusting section (11) and a reverse threaded section (5); the forward thread section (4) is connected with the first nut (3), and the reverse thread section (5) is connected with the second nut (6).
3. The hexagonal corrugated sandwich vacuum brazing jig of claim 2, wherein the adjustment segment is located at the middle of the threaded rod and has two adjustment planes arranged in parallel.
4. A hexagonal corrugated sandwich vacuum brazing jig according to claim 2 or 3, wherein the front end surface of the first clamping plate (7) and the rear end surface of the second clamping plate (8) are parallel to the prism surface of the regular hexagonal prism.
5. A hexagonal type vacuum brazing jig for corrugated sandwich panels according to claim 4, wherein the width of each of the first clamping plate (7) and the second clamping plate (8) is larger than the width of the corrugated plate assembly (1);
a plurality of threaded holes are formed in the two sides of the first clamping plate (7) and the second clamping plate (8), and fixing bolts (9) are installed on the threaded holes.
6. The hexagonal corrugated sandwich vacuum brazing jig according to claim 5, wherein the top surface of the support shaft (10) is provided with a positioning mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121612086.5U CN215200068U (en) | 2021-07-15 | 2021-07-15 | Hexagonal corrugated interlayer vacuum brazing clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121612086.5U CN215200068U (en) | 2021-07-15 | 2021-07-15 | Hexagonal corrugated interlayer vacuum brazing clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215200068U true CN215200068U (en) | 2021-12-17 |
Family
ID=79427175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121612086.5U Active CN215200068U (en) | 2021-07-15 | 2021-07-15 | Hexagonal corrugated interlayer vacuum brazing clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215200068U (en) |
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2021
- 2021-07-15 CN CN202121612086.5U patent/CN215200068U/en active Active
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