CN112091907A - Adjustable support device for expansion joint machining - Google Patents
Adjustable support device for expansion joint machining Download PDFInfo
- Publication number
- CN112091907A CN112091907A CN202010903518.1A CN202010903518A CN112091907A CN 112091907 A CN112091907 A CN 112091907A CN 202010903518 A CN202010903518 A CN 202010903518A CN 112091907 A CN112091907 A CN 112091907A
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- China
- Prior art keywords
- expansion joint
- guide rail
- lifting
- transmission assembly
- guide rod
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- 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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/08—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for attachment of work holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/14—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
- B25H1/16—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top in height
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
Abstract
The invention relates to the technical field of expansion joint processing equipment, in particular to an adjustable supporting device for processing an expansion joint, which comprises a mounting frame with a working surface and a lifting device for lifting and supporting the expansion joint, wherein the working surface is radially provided with a plurality of guide rail grooves which are distributed along the circumferential direction of the working surface; correspond every the guide rail groove, be equipped with a fixing device, fixing device include slide bar, splint, go up transmission assembly and lower transmission assembly, the slide bar slide and be located the guide rail inslot, splint middle part pass through the stop pin rotate connect in the slide bar on, the tip of expansion joint paste in the working face on, last transmission assembly can drive the slide bar be in the guide rail inslot slide, adjust splint follow the radial position of working face.
Description
Technical Field
The invention relates to the technical field of expansion joint processing equipment, in particular to an adjustable supporting device for expansion joint processing.
Background
Brief introduction: an expansion joint refers to a flexible element that effectively functions to compensate for axial deformation. For example, the expansion joint welded on the shell of the fixed tube-plate heat exchanger has large axial flexibility and easy deformation, can compensate the thermal expansion difference generated by the tube and the shell due to different wall temperatures, and reduces the axial load of the tube and the shell, thereby reducing the temperature difference stress of the tube, the tube plate and the shell and avoiding causing strength damage, instability damage and tube pull-out damage. The expansion joint has many kinds, and the common structures include wave shape, ring plate welding and clamping shell type, wherein the wave shape expansion joint is most widely used, the ring plate welding expansion joint is only suitable for normal pressure or low pressure occasions, and the expansion joint is a flexible structure arranged on a container shell or a pipeline for compensating additional stress caused by temperature difference and mechanical vibration. The metal expansion joint has the characteristics of strong displacement absorption capacity, high pressure bearing capacity, no leakage and the like, and is widely applied to the fields of chemical industry, metallurgy, nuclear energy and the like. In order to ensure the using effect and the service life of the expansion joint, the performance test of the expansion joint is needed, the effective mechanical clamping is very important during the test, the clamping is required to be convenient and safe, and the expansion joint can adapt to expansion joints with different diameter ranges.
Disclosure of Invention
In order to solve the problems, the invention provides an adjustable supporting device for processing an expansion joint.
The technical scheme adopted by the invention for solving the technical problems is as follows: an adjustable supporting device for processing an expansion joint comprises a mounting frame with a working surface and a lifting device for lifting and supporting the expansion joint, wherein the working surface is radially provided with a plurality of guide rail grooves which are distributed along the circumferential direction of the working surface; correspond every the guide rail groove, be equipped with a fixing device, fixing device include slide bar, splint, go up transmission assembly and lower transmission assembly, the slide bar slide and be located the guide rail inslot, splint middle part pass through the stop pin rotate connect in the slide bar on, the tip of inflation festival paste in the working face on, last transmission assembly can drive the slide bar be in the guide rail inslot slide, adjust splint follow the radial position of working face, lower transmission assembly can drive the one end of splint, make the other end of splint press from both sides tight inflation festival.
Preferably, the number of the guide rail grooves is four or eight, and the four guide rail grooves or the eight guide rail grooves are uniformly distributed along the circumferential direction of the working surface.
Preferably, the lifting device comprises a plurality of lifting frames corresponding to each lifting frame, an upper guide rod and an upper motor are arranged on the mounting frame, the upper motor is driven by the upper guide rod, and the upper guide rod drives and adjusts the horizontal height of the lifting frame.
Preferably, two lifting frames are arranged, and the two lifting frames are arranged at the bottom of the expansion joint at intervals.
Preferably, a strip plate for indicating the position to which the lifting frame is adjusted is arranged along the radial direction of the working surface, and the scale of the strip plate is the caliber size of the expansion joint.
As optimization, the upper transmission assembly comprises a lower guide rod and a lower motor which is in transmission connection with the lower guide rod; the lower guide rod is arranged in the guide rail groove, the sliding strip is fixedly connected with the nut of the upper guide rod, and the lower motor is fixedly arranged on the mounting frame.
Preferably, the lower transmission assembly is an oil cylinder, the oil cylinder is positioned on the mounting frame, and a power output shaft of the oil cylinder is connected with one end of the clamping plate.
Preferably, a spring is additionally arranged, one end of the spring is positioned on the mounting frame, and the other end of the spring is positioned on the oil cylinder.
As an optimization, the bottom of mounting bracket be equipped with guiding mechanism, guiding mechanism include link and rolling part, the link rigid coupling in mounting bracket bottom, the link with rolling part between the distance adjustable, rolling part's bottom be equipped with the gyro wheel.
The whole beneficial effect of this scheme is: according to the adjustable supporting device for processing the expansion joint, the upper transmission assembly of the fixing device drives the sliding strip to slide in the guide rail groove of the mounting frame, so that the purpose of radially adjusting the position of the clamping plate along the working surface of the mounting frame is achieved, the lower transmission assembly of the fixing device drives the clamping plate to clamp the expansion joint test piece, namely, the expansion joint test piece is clamped through the lower transmission assembly according to the lever principle, so that the expansion joint processing device can effectively and mechanically clamp the expansion joint, is convenient and safe to clamp, and can adapt to expansion joints in different diameter ranges. Preferably, the lower transmission assembly is an oil cylinder, so that the thrust is high and the operation is stable; the height of the lifting frame is adjusted through a screw rod to adapt to test pieces with different calibers; the clamping force requirements of expansion joints with different diameters are met by adjusting the number of the fixing devices, and the problems in the prior art are effectively solved.
Drawings
FIG. 1 is a schematic isometric view of the present invention.
Fig. 2 is a schematic structural diagram of an upper transmission assembly according to the present invention.
FIG. 3 is a schematic view of the working surface structure of the present invention.
Wherein: 1. mounting bracket, 2, lifting device, 3, fixing device, 4, locking pin, 5, slat, 6, spring, 7, guide mechanism 8, expansion joint, 9, working surface, 10, guide rail groove, 11, lifting bracket, 12, upper guide rod, 13, upper motor, 14, sliding strip, 15, clamping plate, 16, upper transmission assembly, 17, lower transmission assembly, 18, connecting end, 19, rolling component, 20 and roller.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
In the embodiment shown in fig. 1, an adjustable support device for processing an expansion joint comprises a mounting frame 1 with a working surface 9 and a lifting device 2 for lifting and supporting an expansion joint 8, wherein the working surface is radially provided with a plurality of guide rail grooves 10 which are arranged along the circumferential direction of the working surface; correspond every the guide rail groove, be equipped with a fixing device 3, fixing device include slide bar 14, splint 15, go up transmission assembly 16 and lower transmission assembly 17, the slide bar slide and be located the guide rail inslot, splint middle part pass through stop pin 4 rotate connect in the slide bar on, the tip of expansion joint paste in the working face on, last transmission assembly can drive the slide bar be in the guide rail inslot slide, adjust the splint follow the radial position of working face, lower transmission assembly can drive the one end of splint, make the other end of splint press from both sides tight expansion joint. In the structure, the function of supporting the expansion joint test piece in the installation and experiment processes is realized through the lifting device 2, the upper transmission assembly of the fixing device drives the sliding strip to slide in the guide rail groove of the installation frame, so that the purpose of radially adjusting the position of the clamping plate along the working surface of the installation frame is achieved, the lower transmission assembly of the fixing device drives the clamping plate to realize the function of clamping the expansion joint test piece, namely, the expansion joint test piece is clamped through the lower transmission assembly according to the lever principle, therefore, the expansion joint test piece clamping device can effectively and mechanically clamp the expansion joint, is convenient and safe to clamp, and can adapt to expansion joints with different diameter ranges.
The lifting device comprises a plurality of lifting frames 11, an upper guide rod 12 and an upper motor 13 are arranged on the mounting frame corresponding to each lifting frame, the upper motor is driven to the upper guide rod, and the upper guide rod drives and adjusts the horizontal height of each lifting frame. When the lifting device is specifically implemented, the upper motor is in transmission connection with the screw rod of the upper guide rod, the lifting frame is fixedly connected with the nut of the upper guide rod, and the upper guide rod can be arranged along the vertical direction or obliquely up and down so as to achieve the purpose of lifting the lifting frame. Therefore, the upper motor drives the screw rod of the upper guide rod to rotate, the nut of the upper guide rod can be driven to slide along the screw rod, and the nut drives the lifting frame to realize the function of adjusting the height of the lifting frame through the upper guide rod so as to adapt to expansion joint test pieces with different calibers.
The lifting frames are arranged at the bottom of the expansion joint at intervals. The two lifting frames are arranged at the bottom of the expansion joint at intervals, so that the function of supporting the expansion joint in a lifting manner is realized.
And a lath 5 used for indicating the position to which the lifting frame is adjusted is arranged along the radial direction of the working surface, and the scale of the lath is the caliber size of the expansion joint. Therefore, the position to be adjusted of the lifting frame is indicated by the lath, and the scales of the lath are the caliber size of the expansion joint test piece, so that the operation is simpler and more convenient. When the caliber size of the expansion joint test piece is known, the lifting frame can be adjusted to a corresponding scale position, then the expansion joint test piece is lifted to the lifting frame and supported by the lifting frame, and then the expansion joint test piece is clamped by the fixing device.
The upper transmission assembly comprises a lower guide rod and a lower motor which is in transmission connection with the lower guide rod; the lower guide rod is arranged in the guide rail groove, the sliding strip is fixedly connected with the nut of the upper guide rod, and the lower motor is fixedly arranged on the mounting frame. During specific implementation, the lower motor is in transmission connection with the screw rod of the lower guide rod, the sliding strip is fixedly connected with the nut of the lower guide rod, and the lower guide rod is arranged in the guide rail groove, namely the screw rod of the lower guide rod is arranged along the radial direction of the working surface of the mounting rack. Therefore, the lower motor drives the screw rod of the lower guide rod to rotate, the nut of the lower guide rod can be driven to slide along the screw rod, and the lower guide rod drives the sliding strip to slide in the guide rail groove to adjust the position of the clamping plate.
The lower transmission assembly is an oil cylinder, the oil cylinder is positioned on the mounting frame, and a power output shaft of the oil cylinder is connected with one end of the clamping plate. Therefore, the clamping plate can realize the function of clamping the expansion joint test piece through the oil cylinder. The pressing force of the oil cylinder can be obtained according to the diameter and the oil pressure of the oil cylinder, and the clamping force of a clamping head can be obtained according to the distance from the oil cylinder to the center of the locking pin and the distance from the clamping head of the clamping plate to the center of the locking pin by a lever principle.
The bottom of mounting bracket be equipped with guiding mechanism 7, guiding mechanism include link 18 and rolling component 19, the link rigid coupling in mounting bracket bottom, the link with rolling component between the distance adjustable, rolling component's bottom be equipped with gyro wheel 20. The guide mechanism is used for supporting the mounting frame to do reciprocating motion, is mounted below the mounting frame, adopts a rolling friction design to reduce friction resistance, and the distance between the connecting end and the rolling part is adjustable.
The above embodiments are only specific examples of the present invention, and the protection scope of the present invention includes but is not limited to the product forms and styles of the above embodiments, and any suitable changes or modifications of the adjustable support device for expansion joint processing according to the claims of the present invention and those of ordinary skill in the art should fall within the protection scope of the present invention.
Claims (9)
1. The utility model provides an adjustable strutting arrangement of expansion joint processing which characterized in that: the expansion joint lifting device comprises a mounting frame (1) with a working surface (9) and a lifting device (2) for lifting and supporting the expansion joint (8), wherein the working surface is radially provided with a plurality of guide rail grooves (10) which are distributed along the circumferential direction of the working surface; correspond every the guide rail groove, be equipped with a fixing device (3), fixing device include slide bar (14), splint (15), go up transmission assembly (16) and lower transmission assembly (17), the slide bar slide and be located the guide rail inslot, splint middle part pass through stop pin (4) rotate connect in the slide bar on, the tip of expansion joint paste in the working face on, last transmission assembly can drive the slide bar be in the guide rail inslot slide, adjust the splint follow the radial position of working face, lower transmission assembly can drive the one end of splint, make the other end of splint press from both sides tight expansion joint.
2. The adjustable support device for processing the expansion joint as claimed in claim 1, wherein: the number of the guide rail grooves is four or eight, and the four guide rail grooves or the eight guide rail grooves are uniformly distributed along the circumferential direction of the working surface.
3. The adjustable support device for processing the expansion joint as claimed in claim 1, wherein: the lifting device comprises a plurality of lifting frames (11), an upper guide rod (12) and an upper motor (13) are arranged on the mounting frame corresponding to each lifting frame, the upper motor is driven to the upper guide rod, and the upper guide rod drives and adjusts the horizontal height of the lifting frame.
4. The adjustable support device for expansion joint machining according to claim 3, wherein: two lifting frames are arranged at the bottom of the expansion joint at intervals.
5. The adjustable support device for processing the expansion joint as claimed in claim 4, wherein: and a lath (5) for indicating the position to which the lifting frame is adjusted is arranged along the radial direction of the working surface, and the scale of the lath is the caliber size of the expansion joint.
6. The adjustable support device for expansion joint machining according to claim 3, wherein: the upper transmission assembly comprises a lower guide rod and a lower motor which is in transmission connection with the lower guide rod; the lower guide rod is arranged in the guide rail groove, the sliding strip is fixedly connected with the nut of the upper guide rod, and the lower motor is fixedly arranged on the mounting frame.
7. The adjustable support device for processing the expansion joint as claimed in claim 1, wherein: the lower transmission assembly is an oil cylinder, the oil cylinder is positioned on the mounting frame, and a power output shaft of the oil cylinder is connected with one end of the clamping plate.
8. The adjustable support device for processing the expansion joint as claimed in claim 7, wherein: and a spring (6) is additionally arranged, one end of the spring is positioned on the mounting frame, and the other end of the spring is positioned on the oil cylinder.
9. The adjustable support device for processing the expansion joint as claimed in claim 1, wherein: the bottom of mounting bracket be equipped with guiding mechanism (7), guiding mechanism include link (18) and rolling component (19), the link rigid coupling in mounting bracket bottom, the link with the rolling component between the distance adjustable, the rolling component bottom be equipped with gyro wheel (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010903518.1A CN112091907A (en) | 2020-09-01 | 2020-09-01 | Adjustable support device for expansion joint machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010903518.1A CN112091907A (en) | 2020-09-01 | 2020-09-01 | Adjustable support device for expansion joint machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112091907A true CN112091907A (en) | 2020-12-18 |
Family
ID=73758392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010903518.1A Withdrawn CN112091907A (en) | 2020-09-01 | 2020-09-01 | Adjustable support device for expansion joint machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112091907A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112830178A (en) * | 2021-04-13 | 2021-05-25 | 铽罗（上海）机器人科技有限公司 | Double-lifting AGV trolley |
-
2020
- 2020-09-01 CN CN202010903518.1A patent/CN112091907A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112830178A (en) * | 2021-04-13 | 2021-05-25 | 铽罗（上海）机器人科技有限公司 | Double-lifting AGV trolley |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201218 |
|
| WW01 | Invention patent application withdrawn after publication |