CN218284646U - Pneumatic supporting structure and pneumatic supporting device - Google Patents
Pneumatic supporting structure and pneumatic supporting device Download PDFInfo
- Publication number
- CN218284646U CN218284646U CN202221125583.7U CN202221125583U CN218284646U CN 218284646 U CN218284646 U CN 218284646U CN 202221125583 U CN202221125583 U CN 202221125583U CN 218284646 U CN218284646 U CN 218284646U
- Authority
- CN
- China
- Prior art keywords
- support
- piece
- stop
- mounting hole
- base
- 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
Images
Landscapes
- Jigs For Machine Tools (AREA)
Abstract
The utility model provides a pneumatic supporting structure and a pneumatic supporting device, wherein the pneumatic supporting structure comprises a cylinder and a supporting component, and a base of the supporting component is provided with a supporting piece mounting hole and a stopping piece mounting hole which are mutually communicated; the support assembly further comprises a support piece and an elastic piece, the support piece is movably arranged in the support piece mounting hole, and the elastic piece is arranged between the support piece and the base; the mounting hole of the support piece is a through hole, the support piece comprises a support end and an adjusting end, the adjusting end is provided with a second blocking part, and the second blocking part is in limit fit with the base. The support assembly further comprises a stop piece, the stop piece is connected with the air cylinder, the stop piece is arranged in the stop piece mounting hole, and the stop piece can lock the position of the support piece. The utility model provides a scheme simple structure through adjusting the position of second stop part on support piece, can adjust support piece stroke volume, is suitable for multiple support scene.
Description
Technical Field
The utility model relates to a tooling equipment technical field specifically is to relate to a pneumatic bearing structure and pneumatic strutting arrangement.
Background
In the machining production work, when a large plate part and a special-shaped thin-wall part are machined, in order to ensure the stability of a workpiece to be machined in the machining process, a plurality of supporting points need to be arranged below the workpiece to be machined. In order to match with the natural deformation of the large plate part and the special-shaped thin-wall part, when the large plate part and the special-shaped thin-wall part are supported, support positions with different heights need to be provided at different support points according to respective deformation conditions of different workpieces to be processed. For this reason, most machine tool equipment uses floating support mechanisms to achieve workpiece positioning, which provide a self-adjusting vertical auxiliary support for the workpiece that reduces workpiece vibration and prevents workpiece deformation during machining.
The flexible scope of current supporting member of the supporting member that floats is fixed, to the different work pieces of treating that wait of flexible volume demand, need choose the unsteady supporting mechanism of different models for use, lead to the processing cost increase, consequently need a flexible volume adjustable unsteady supporting mechanism of supporting member in order to adapt to different processing environment, reduce the processing cost.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a first purpose provides a simple structure support piece pneumatic support structure of flexible adjustable length.
The second purpose of the utility model is to provide a simple structure support piece pneumatic support device of flexible adjustable length.
In order to achieve the first objective, the present invention provides a pneumatic support structure, which includes a cylinder and a support assembly. The supporting assembly comprises a base, wherein the base is provided with a supporting piece mounting hole arranged along a first direction, the base is provided with a stopping piece mounting hole arranged along a second direction, and the supporting piece mounting hole is communicated with the stopping piece mounting hole; the supporting assembly further comprises a supporting piece and an elastic piece, the supporting piece is movably arranged in the supporting piece mounting hole, and the elastic piece is arranged between the supporting piece and the base; the supporting assembly further comprises a stopping piece, the stopping piece is connected with the telescopic rod of the air cylinder, and the stopping piece is arranged in the mounting hole of the stopping piece; the stop piece can move to the matching position under the driving of the air cylinder, and the stop piece at the matching position abuts against the support piece to lock the support piece; the mounting hole of the supporting piece is a through hole, the supporting piece comprises a supporting end and an adjusting end, the adjusting end is provided with a second blocking part, and the second blocking part is in limit fit with the base in the first direction; the position of the second stop on the support is adjustable in the axial direction of the support.
According to the scheme, the distance between the supporting end of the supporting piece and the second blocking part can be changed by adjusting the position of the second blocking part on the supporting piece, so that the maximum displacement of the supporting component is adjusted, and the supporting requirements of different workpieces to be processed are met.
The further scheme is that a threaded section is arranged at the adjusting end of the supporting piece, the second blocking portion is a nut, and the threaded section is matched with the nut.
By the scheme, the distance between the second blocking part and the supporting end on the supporting piece can be adjusted according to the screwing distance of the nut on the threaded section through the matching of the threaded section and the nut, and the adjusting precision is higher.
The further scheme is that a second blocking part accommodating cavity is formed in one side, facing the adjusting end, of the base, the second blocking part accommodating cavity is communicated with the mounting hole of the supporting piece, and the second blocking part is located in the second blocking part accommodating cavity.
According to the scheme, the second blocking part is positioned in the second blocking part accommodating cavity, so that the second blocking part can be effectively protected, and the service life is prolonged.
Further, the stop member is provided with a stop wedge surface which abuts the outer periphery of the support member when the stop member is moved to the engaged position.
The support piece further comprises a stop piece matching section, and the periphery of the stop piece matching section is circular; the stop wedge surface includes a linear extension and an arcuate extension, the stop member being movable to the engaged position, the arcuate extension abutting the stop member engagement section.
Still further, the arc extension has the same arc as the outer circumference of the engagement section of the stop member.
Seen by above-mentioned scheme, set up the radian of pitch arc extension into the same cambered surface of the outer peripheral radian with the stopper cooperation section of support piece, can make the area of contact maximize between locking wedge surface and the support piece, provide bigger frictional force, improve the locking effect.
The supporting component further comprises a first blocking part, and the first blocking part is arranged on one side of the supporting end of the supporting part; the elastic piece is positioned between the first blocking part and the base; the first blocking part is in limit fit with the base in the first direction.
It is thus clear that by above-mentioned scheme, set up the elastic component setting between first stop part and base and compare and set up inside the base, can provide bigger installation space for the elastic component, can support the distance adjustment change between end to the second stop part along with support piece according to actual processing demand, chooses for use the elastic component of different specifications, does not receive the base size restriction.
The supporting assembly comprises a sealing element, the sealing element is arranged between the elastic element and the base, and the sealing element is in sealing fit with the supporting element to seal one side of the mounting hole of the supporting element, which faces the supporting end.
According to the scheme, the sealing piece is in sealing fit with the supporting piece, so that the situation that chips in the machining process of the workpiece to be machined enter the base through the mounting hole of the supporting piece to influence the working precision of the pneumatic supporting structure or cause the pneumatic supporting structure to be damaged can be prevented.
The supporting component comprises a sealing cover plate, and the sealing cover plate is connected with the base; the sealing cover plate covers the opening of the mounting hole of the stopper.
According to the scheme, chips and the like can be prevented from entering the base through the sealing cover plate, and the service life is prolonged.
In order to realize foretell second purpose, the utility model provides a pneumatic strutting arrangement, including supporting platform, the last realization that is provided with of supporting platform the utility model discloses the pneumatic bearing structure of first purpose.
By the scheme, after the workpiece to be machined is placed on the pneumatic supporting device, the device can provide floating support for the workpiece to be machined, and the distance between the supporting end of the supporting piece and the second blocking part can be adjusted according to the supporting condition, so that the machining requirements of different workpieces to be machined are met.
Drawings
FIG. 1 is a schematic view of an embodiment of the pneumatic support apparatus of the present invention;
FIG. 2 is a block diagram of an embodiment of the pneumatic support structure of the present invention;
FIG. 3 is an exploded view of an embodiment of the pneumatic support structure of the present invention;
fig. 4 is a cross-sectional view of a nut of an embodiment of the pneumatic support structure of the present invention at a first perspective at a first position of the threaded section;
fig. 5 is a cross-sectional view of a nut of an embodiment of the pneumatic support structure of the present invention from a first perspective at a second position in the threaded section;
FIG. 6 is a cross-sectional view of a base of an embodiment of the pneumatic support structure of the present invention;
FIG. 7 is a block diagram of a stop for an embodiment of the pneumatic support structure of the present invention;
FIG. 8 is a cross-sectional view of a stop of an embodiment of the pneumatic support structure of the present invention;
FIG. 9 is a second perspective cross-sectional view of an embodiment of the pneumatic support structure of the present invention with the retainer unlocked from the support member;
fig. 10 is a second perspective sectional view of the pneumatic support structure of the present invention with the stop member locked to the support member.
In the figure:
1-base, 101-second sealing cover plate mounting hole, 102-cylinder connecting hole, 103-second fastening bolt, 104-supporting platform connecting hole, 105-third fastening bolt, 106-supporting piece mounting hole, 107-stopping piece mounting hole, 108-second blocking part accommodating cavity;
2-sealing cover plate, 201-sealing cover plate mounting hole, 202-first fastening bolt;
3-support, 301-first stop, 302-second stop, 302 a-nut, 303-seal, 304-adjustment end, 305-threaded section, 306-stop mating section, 307-support end;
4-stop, 401-stop coupling hole, 402-stop wedge face, 402 a-linear extension, 402 b-arcuate extension;
5-cylinder, 501-telescopic rod, 502-connecting hole, 503-telescopic rod connecting hole;
6-a fourth fastening bolt;
7-supporting the platform;
8-a workpiece to be processed;
9-spring.
The present invention will be further described with reference to the accompanying drawings and examples.
Detailed Description
Referring to fig. 1, the supporting device provided by the present invention is a device for supporting a workpiece 8 to be processed, which is easily deformed, and the supporting device includes a base 7, two side clamps and a pneumatic supporting structure located in the middle. Wherein, pneumatic bearing structure does the utility model discloses a pneumatic bearing structure.
Referring to fig. 2 and 3, the pneumatic support structure comprises a cylinder 5 and a support assembly, wherein the support assembly mainly comprises a base 1, a sealing cover plate 2, a support 3, a stopper 4 and a spring 9; the cylinder 5 mainly comprises a cylinder body and an expansion rod 501, and the cylinder body is provided with a connecting hole 502.
The base 1 is in a convex shape, a support piece mounting hole 106, a support platform connecting hole 104 and a second blocking part accommodating cavity 108 are arranged on the base 1, and the support piece mounting hole 106, the support platform connecting hole 104 and the second blocking part accommodating cavity 108 are all arranged along a first direction; the base 1 is also provided with a second sealing cover plate mounting hole 101, a cylinder connecting hole 102 and a stopping piece mounting hole 107, and the second sealing cover plate mounting hole 101, the cylinder connecting hole 102 and the stopping piece mounting hole 107 are all arranged along a second direction; wherein the first direction is perpendicular to the second direction.
The support mounting hole 106 is a through hole, and the second blocking part accommodating cavity 108 is positioned at one end of the bottom surface of the base 1 and is communicated with the support mounting hole 106; the 2 supporting platform connecting holes 104 are respectively positioned on the shoulder parts of the base 1, the supporting platform connecting holes 104 are counter bores, and the base 1 is installed on the base 7 of the floating supporting device through the third fastening bolts 105 and the supporting platform connecting holes 104.
Referring to fig. 3 and 6, the stopper mounting hole 107 and the support mounting hole 106 communicate with each other; the cylinder connecting hole 102 is a through hole; the upper end and the lower end of the stop piece mounting hole 107 are respectively provided with a cylinder connecting hole 102, one end of the stop piece mounting hole 107, which is far away from the support piece mounting hole 106, is provided with a cylinder connecting hole 102, the second sealing cover plate mounting holes 101 are blind holes, and 4 second sealing cover plate mounting holes 101 are uniformly arranged outside the stop piece mounting hole 107.
The periphery profile of the sealing cover plate 2 is rectangular, the sealing cover plate 2 is provided with sealing cover plate mounting holes 201 corresponding to the positions of the 4 second sealing cover plate mounting holes 101, the sealing cover plate mounting holes 201 are counter bores, the first fastening bolts 202 penetrate through the sealing cover plate mounting holes 201 to be matched with the second sealing cover plate mounting holes 101, the sealing cover plate 2 is fastened on the base 1, and the stop piece mounting holes 107 and the cylinder connecting holes 102 are covered and sealed.
The support member 3 includes a round rod as a support member body, the two ends of the round rod are a support end 307 and an adjustment end 304 respectively, the adjustment end 304 of the round rod is connected with a threaded section 305, the support end 307 of the round rod is provided with a first blocking portion 301, in this embodiment, the first blocking portion 301 is located at the end of the round rod, in other embodiments, the first blocking portion 301 may be located at a position inward from the end of the round rod by a distance; a stopper fitting section 306 is arranged between the first blocking portion 301 and the threaded section 305; the threaded section 305 has a nut 302a as a second stop 302; the length of the supporter 3 is greater than the length of the supporter mounting hole 106, and the supporter 3 is disposed in the supporter mounting hole 106.
When the support member 3 is assembled, the nut 302a is firstly taken down from the threaded section 305, then the spring 9 and the sealing member 303 are sequentially sleeved on the support member 3 from one end of the threaded section 305, then the support member 3 sleeved with the spring 9 and the sealing member 303 is penetrated into the support member mounting hole 106 from one end of the threaded section 305, and after the threaded section 305 extends out of the bottom of the base 1, the nut 302a is screwed on the threaded section 305; the first blocking portion 301 and the nut 302a cannot pass through the support mounting hole 106 to form a limit fit with the base 1. At this time, the assembly between the support member 3 and the base 1 is completed, the support member 3 has the elastic floating capability by the spring 9, and the nut 302a is in the second stopper receiving cavity 108.
Referring to fig. 4 and 5, when the support member 3 needs to be adjusted according to the supported workpiece, the distance between the first blocking portion 301 and the nut 302a can be adjusted by adjusting the screwing position of the nut 302a on the threaded section 305, so as to adjust the length of the support member 3 extending out of the top of the base 1 and the compression amount of the spring 9, and adapt to different workpieces 8 to be processed; for example, when it is desired that the support 3 protrudes from the top of the base 1 by a long length, the nut 302a may be adjusted to a first position as shown in fig. 4, and when it is desired that the support 3 protrudes from the top of the base 1 by a short length, the nut 302a may be adjusted to a second position as shown in fig. 5.
Referring to fig. 7 and 8, the stopper 4 includes a stopper attachment hole 401 provided on a body of the stopper 4 and a stopper wedge surface 402 provided on an outer surface of the stopper 4, wherein the stopper attachment hole 401 is a counterbore, the stopper wedge surface 402 includes a straight extension 402a and an arc extension 402b connected in series, an arc of the arc extension 402b is the same as an outer circumferential arc of the stopper fitting section 306 of the support 3, and a thickness of the stopper 4 is gradually increased in a direction from the straight extension 402a to the arc extension 402 b.
The cylinder 5 mainly comprises a cylinder body and an expansion link 501, a connecting hole 502 is formed in the cylinder body, an expansion link connecting hole 503 is formed in the expansion link 501, the expansion link connecting hole 503 is a blind hole located in the center of the expansion link 501, and the fourth fastening bolt 6 penetrates through a stopper connecting hole 401 of the stopper 4 to be matched with the expansion link connecting hole 503 to fixedly connect the stopper 4 with the expansion link 501.
During assembly, the support 3 is mounted on the base 1, the stop piece 4 is fixedly connected with the telescopic rod 501 of the air cylinder 5, the stop piece 4 is inserted into the base 1 from the stop piece mounting hole 107, the stop wedge surface 402 of the stop piece 4 faces the support 3 during insertion, the air cylinder connecting hole 102 is aligned with the position of the connecting hole 502, and the second fastening bolt 103 penetrates through the air cylinder connecting hole 102 to be matched with the connecting hole 502 to fixedly connect the base 1 and the air cylinder 5.
Referring to fig. 9 and 10, when the pneumatic support structure is in operation, the support 3 moves downward in the first direction under the action of the gravity of the workpiece to be processed, after the support 3 is stabilized at the operating position, the stop 4 moves from the initial position shown in fig. 9 to the matching position shown in fig. 10 under the action of the telescopic rod 501, when the stop 4 is in the matching position, the arc extension part 402b is in pressing wedge engagement with the stop matching section 306 of the support 3, the support 3 is locked by the stop 4 and cannot move, and the support 3 stably supports the workpiece 8 to be processed.
Therefore, the pneumatic support structure provided by the utility model is used for supporting the lower part of the workpiece, and is used as a support when processing large plate parts and special-shaped thin-wall parts, thereby improving the product rigidity, reducing the vibration cutters and improving the processing precision; and simultaneously, the utility model provides a pneumatic bearing structure holding power and support piece length are adjustable, and it is convenient to change, can adapt to all kinds of work pieces of treating to process, and the practicality is stronger, just because the utility model provides a pneumatic bearing structure seal is good, can reduce the smear metal and invade when using, further improves life.
Claims (10)
1. A pneumatic support structure comprises a cylinder and a support assembly;
the support assembly comprises a base, wherein the base is provided with a support piece mounting hole arranged along a first direction, the base is provided with a stop piece mounting hole arranged along a second direction, and the support piece mounting hole and the stop piece mounting hole are mutually communicated;
the support assembly further comprises a support member movably disposed in the support member mounting hole and an elastic member disposed between the support member and the base;
the support assembly further comprises a stop piece connected with the telescopic rod of the air cylinder, and the stop piece is arranged in the stop piece mounting hole;
the stop piece can move to a matching position under the driving of the air cylinder, and the stop piece in the matching position abuts against the support piece to lock the support piece;
the method is characterized in that:
the mounting hole of the supporting piece is a through hole, the supporting piece comprises a supporting end and an adjusting end, the adjusting end is provided with a second blocking part, and the second blocking part is in limit fit with the base in the first direction;
the position of the second blocking portion on the support member is adjustable in the axial direction of the support member.
2. The pneumatic support structure of claim 1, wherein:
the adjusting end of the supporting piece is provided with a threaded section, the second blocking portion is a nut, and the threaded section is matched with the nut.
3. The pneumatic support structure of claim 1, wherein:
the base is provided with a second blocking part accommodating cavity on one side facing the adjusting end, the second blocking part accommodating cavity is communicated with the mounting hole of the supporting piece, and the second blocking part is located in the second blocking part accommodating cavity.
4. A pneumatic support structure as claimed in any one of claims 1 to 3, wherein:
the stop member is provided with a stop wedge surface which abuts the outer periphery of the support member when the stop member is moved to the engaged position.
5. The pneumatic support structure of claim 4, wherein:
the support further comprises a stopper fitting section, the outer periphery of which is circular;
the stop wedge surface includes a linear extension and an arcuate extension, the stop moving to the engaged position, the arcuate extension abutting the stop engagement section.
6. The pneumatic support structure of claim 5, wherein:
the radian of the arc extension part is the same as the peripheral radian of the stop piece matching section.
7. A pneumatic support structure as claimed in any one of claims 1 to 3, wherein:
the supporting component also comprises a first blocking part which is arranged on one side of the supporting end of the supporting part; the elastic piece is positioned between the first blocking part and the base; the first blocking part is in limit fit with the base in the first direction.
8. The pneumatic support structure of claim 7, wherein:
the support assembly comprises a sealing element, the sealing element is arranged between the elastic element and the base, and the sealing element is in sealing fit with the support element to seal one side of the support element mounting hole facing the support end.
9. A pneumatic support structure as claimed in any one of claims 1 to 3, wherein:
the support assembly comprises a sealing cover plate, and the sealing cover plate is connected with the base;
the sealing cover plate shields the opening of the stopper mounting hole.
10. The utility model provides a pneumatic strutting arrangement, includes supporting platform, its characterized in that:
the support platform is provided with a pneumatic support structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221125583.7U CN218284646U (en) | 2022-05-10 | 2022-05-10 | Pneumatic supporting structure and pneumatic supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221125583.7U CN218284646U (en) | 2022-05-10 | 2022-05-10 | Pneumatic supporting structure and pneumatic supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218284646U true CN218284646U (en) | 2023-01-13 |
Family
ID=84802905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221125583.7U Active CN218284646U (en) | 2022-05-10 | 2022-05-10 | Pneumatic supporting structure and pneumatic supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218284646U (en) |
-
2022
- 2022-05-10 CN CN202221125583.7U patent/CN218284646U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110026793A (en) | A kind of universal curved surface fixture | |
| CN203418324U (en) | Multifunction clamp | |
| WO2000071309A1 (en) | Self-guiding punch and die set | |
| CN218284646U (en) | Pneumatic supporting structure and pneumatic supporting device | |
| CN113510499A (en) | Clamping tool for machining oil ring groove of bearing body | |
| CN213495396U (en) | Self-adaptive elastic jig | |
| CN214643137U (en) | Jig and equipment adopting same | |
| CN213672912U (en) | Mechanical workpiece clamping tool | |
| CN206373624U (en) | A kind of zero point clamping device | |
| CN215879973U (en) | Modular shaft product drilling clamp | |
| CN208304487U (en) | A kind of body hinge fixture | |
| CN212665516U (en) | Numerical control machining supporting and pressing device for elevated working condition | |
| CN111649036A (en) | Split type special-shaped gasket fastening device capable of horizontally, vertically, bidirectionally and simultaneously compressing and positioning | |
| CN214869938U (en) | Low-speed impact test tool clamp | |
| CN210588267U (en) | Machine tool pressing plate capable of quickly adjusting height | |
| CN220636013U (en) | Earring bolt stamping tool | |
| CN219986937U (en) | Drilling tool for pump body of water pump | |
| CN219026567U (en) | Press-fit tool for valve body assembly | |
| CN209830959U (en) | Multi-process integrated machining tool of machining center | |
| CN219521824U (en) | Screw compressor exhaust seat positioning tool and device | |
| CN221389805U (en) | Polyhedron processing jig | |
| CN220560987U (en) | Clamp for machining ultra-deep groove workpiece | |
| CN212690525U (en) | Split type special-shaped gasket fastening device capable of being horizontally and vertically compressed and positioned simultaneously | |
| CN220837545U (en) | Stamping processing die for multiple working procedures | |
| CN214078914U (en) | Fixing device for stamping automobile parts |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |