CN212526942U - Machining is with hemisphere casing vacuum adsorption frock clamp - Google Patents
Machining is with hemisphere casing vacuum adsorption frock clamp Download PDFInfo
- Publication number
- CN212526942U CN212526942U CN201921977177.1U CN201921977177U CN212526942U CN 212526942 U CN212526942 U CN 212526942U CN 201921977177 U CN201921977177 U CN 201921977177U CN 212526942 U CN212526942 U CN 212526942U
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- vacuum adsorption
- switch valve
- clamp
- hemispherical shell
- hole
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Abstract
The utility model provides a hemisphere casing vacuum adsorption frock clamp for machining relates to the machine-building processing field. The tool clamp is connected with the vacuum pump through the gas receiving end, so that clamping is realized in a vacuum adsorption mode when a workpiece is clamped. The utility model discloses a design for the clamping of solving thin wall ball class casing part, use the utility model discloses the difficult problem of the not good clamping of solution hemisphere casing that can be fine, the deformation of effectual control clamping, and the clamp force is reliable, and the clamping process is steady, and the centre of sphere is to pasting automatic completion location, and vacuum adsorption presss from both sides tightly, and the processing tremble that factors such as regulation lathe motion that can be flexible and cutter vibration brought in the course of working has very high reliability requirement to guaranteeing product quality and precision, has fine spreading value.
Description
Technical Field
The utility model relates to a machine-building processing field, it is specific relates to a machining is with hemisphere casing vacuum adsorption frock clamp.
Background
The process equipment is not only necessary for manufacturing products, but also plays an important role in ensuring product quality, improving production efficiency and realizing safe and civilized production as labor information, the high-end equipment manufacturing industry is used as a high-end field of the equipment manufacturing industry, the technical content is high, the knowledge and the technology are intensive, the inheritance of multidisciplinary and multi-field high-precision technologies is reflected, the high-end equipment manufacturing industry is positioned at the high end of a value chain and has the characteristic of high added value, the core part is occupied in the industry chain, and the end equipment manufacturing industry becomes an important engine for driving the whole equipment manufacturing industry to be inevitably upgraded and becomes an important support for the development of strategic emerging industry. The fixture is a technological device for clamping tools, and is used for fixing a workpiece in production practice, the workpiece moves under the influence of external force, and the fixture plays roles in positioning and clamping, so that the workpiece and equipment such as a cutter or a welding tool are positioned at relatively stable positions, and the purposes of processing and mounting are achieved. With the refinement of division of labor in modern production, the types of clamps are various, and can be roughly divided into special clamps, general adjustable clamps and grouped clamps. The quality of the tool clamp designed according to the requirements of a certain process of a workpiece process procedure, the production batch and the like can directly influence the quality, the productivity and the production cost of the workpiece, so the design of the tool clamp is very important, the utility model discloses a set of tool clamp specially designed for the machining of hemispherical shell parts.
Disclosure of Invention
Compared with the prior art and conditions, the utility model provides a semi-spherical shell vacuum adsorption tooling fixture for machining, which comprises a switch valve base, a vacuum adsorption tube access end, a switch valve, a negative pressure meter, a sealing groove, a vacuum adsorption suction hole, a fixture base, a fixture mounting hole, a copper hose, a double-end thread sealing tube, a gas collecting cylinder, a rubber sealing ring and the like, wherein one end of the switch valve base is connected with the vacuum adsorption tube access end, the other end is connected with the negative pressure meter, the switch valve is arranged on the switch valve base, the other end of the negative pressure meter is connected with the double-end thread sealing tube, the other end of the double-end thread sealing tube is connected with the gas collecting cylinder, one end of all the copper hoses is connected with the gas collecting cylinder, the other end of the copper hose is connected with the bottom of the vacuum adsorption suction hole on the fixture, when the thin-wall semi-spherical shell workpiece, because the sphere centers are automatically positioned in a pasting mode, air between the thin-wall hemispherical shell workpiece and the spherical surface of the tool is extracted by vacuum adsorption, and the workpiece is clamped by vacuum pasting.
Wherein, the connection adopts sealed threaded connection.
The base of the switch valve is provided with an air discharging hole, and the air discharging hole is matched with the switch valve to rotate together to realize the opening and closing of air leakage.
Wherein, the valve core of the switch valve is a perforated spherical structure.
Preferably, the small hole end of the vacuum adsorption air suction hole is provided with a threaded stepped hole.
Preferably, the cross section of the sealing groove is rectangular, the direction of the whole cross section points to the center of the tool ball, and all the sealing grooves are mutually communicated.
Preferably, the fixture mounting hole is a stepped hole and is connected with a T-shaped groove of a milling machine table or a lathe chuck through a T-shaped bolt.
Preferably, the double-threaded sealing pipe directly penetrates through a side hole of the clamp base to be connected with the gas collecting cylinder and the negative pressure gauge so as to reduce the on-way pressure loss.
Compared with the prior art, the utility model discloses following effect has:
the utility model discloses a machining is with hemisphere casing vacuum adsorption frock clamp, this frock clamp through connecing gas end and vacuum pump connection for press from both sides tightly with the vacuum adsorption mode in the clamping work piece. The utility model overcomes thin wall ball casing class part has difficult clamping, a plurality of difficult points such as yielding, uses vacuum adsorption's clamping mode simultaneously, and the clamp force is reliable, and the clamping process is steady, and the processing tremble that factors such as regulation lathe motion and cutter vibration that can also be flexible in the course of working brought has very high reliability requirement to guaranteeing product quality and precision, has fine spreading value.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading the detailed description of the non-limiting embodiments with reference to the following drawings, in which fig. 1, 2, 3, 4, 5, 6, 7, 8 are schematic illustrations of the structure of the invention viewed from different perspectives.
1 is a switch valve base.
And 2 is the inlet end of the vacuum adsorption tube.
And 3 is a switch valve.
And 4 is a negative pressure meter.
And 5, a sealing groove.
And 6 is a vacuum adsorption air suction hole.
And 7, a clamp base.
And 8 is a clamp mounting hole.
9 is a copper hose.
10 is a double-threaded sealing tube.
And 11, a gas collecting cylinder.
12 is a thin-wall hemispherical shell workpiece.
And 13 is a rubber sealing ring.
Detailed Description
The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that, for those skilled in the art, suitable modifications and improvements can be made without departing from the spirit and the main design structure of the present invention, and all such modifications and improvements fall within the scope of the present invention.
In this embodiment, the utility model provides a hemisphere casing vacuum adsorption frock clamp for machining, including (1) switch valve base, (2) vacuum adsorption tube incoming end, (3) switch valve, (4) negative pressure table, (5) seal groove (6) vacuum adsorption suction hole, (7) clamp base, (8) clamp mounting hole, (9) copper hose, (10) double thread seal pipe (11) gas cylinder, (12 thin wall hemisphere casing work piece, (13) parts such as rubber seal ring, wherein (1) one end of switch valve base is connected with (2) vacuum adsorption tube incoming end, the other end is connected with (4) negative pressure table, (3) switch valve installs on (1) switch valve base, (4) the other end of negative pressure table is connected with (10) double thread seal pipe, (10) the other end of double thread seal pipe is connected with (11) gas cylinder, one end of all (9) copper hoses is connected with the gas collecting cylinder (11), and the other end of each (9) copper hose is connected with the bottom of the vacuum adsorption air suction hole (6) on the clamp, so that when a clamping (12) thin-wall hemispherical shell workpiece is installed, as the spherical centers are automatically positioned in an attached mode, air between the thin-wall hemispherical shell workpiece and the spherical surface of the tool is extracted through vacuum adsorption, and the workpiece is clamped through vacuum attachment.
The connection is completely connected by adopting sealing threads, so that air leakage is prevented.
The vacuum adsorption air suction valve is characterized in that (1) an air discharging hole is formed in the switch valve base, the air discharging hole and the switch valve (3) are matched and rotated together to realize the opening and closing of air discharging, and (6) a stepped hole with threads is formed in the small hole end of the vacuum adsorption air suction hole.
The valve core of the switch valve is of a perforated spherical structure, and the section of the sealing groove is rectangular, the direction of the whole section points to the spherical center of the tool, and all the sealing grooves are communicated with each other.
When the semi-spherical shell vacuum adsorption tool clamp for machining is required to be installed, firstly, a T-shaped bolt is used for connecting a stepped hole of the clamp with a T-shaped groove of a milling machine table board or a lathe chuck, the access end of a vacuum adsorption tube is connected with a vacuum pump, a rubber sealing ring is installed in a sealing groove, then a thin-wall semi-spherical shell workpiece is installed to be attached to the spherical surface of the tool clamp, whether a switch valve is closed or not is checked, and the vacuum pump is started; when the device is disassembled, the vacuum pump is closed, and the switch valve is opened to discharge air.
The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the above-described fixed embodiments, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without affecting the essence of the present invention.
Claims (8)
1. A hemispherical shell vacuum adsorption tooling fixture for machining is characterized by comprising a switch valve base (1), a vacuum adsorption tube access end (2), a switch valve (3), a negative pressure gauge (4), a sealing groove (5), a vacuum adsorption suction hole (6), a fixture base (7), a fixture mounting hole (8), a copper hose (9), a double-thread sealing tube (10), a gas collecting cylinder (11), a thin-wall hemispherical shell workpiece (12) and a rubber sealing ring (13), wherein one end of the switch valve base (1) is connected with the access end of the vacuum adsorption tube (2), the other end of the switch valve base is connected with the negative pressure gauge (4), the switch valve (3) is arranged on the switch valve base (1), the other end of the negative pressure gauge (4) is connected with the double-thread sealing tube (10), and the other end of the double-thread sealing tube (10) is connected with the gas collecting cylinder (11), one end of each copper hose (9) is connected with the gas collecting cylinder (11), the other end of each copper hose (9) is connected with the bottom of the vacuum adsorption air suction hole (6) in the fixture, when the thin-wall hemispherical shell workpiece (12) is installed and clamped, due to the fact that the spherical centers are automatically positioned in an attached mode, air between the thin-wall hemispherical shell workpiece and the spherical surface of the fixture is extracted through vacuum adsorption, and the workpiece is clamped through vacuum attachment.
2. The vacuum adsorption tooling clamp for the hemispherical shells for machining according to claim 1, wherein all the connections are connected by sealing threads.
3. A vacuum adsorption tooling clamp for a hemispherical shell for machining according to claim 1, characterized in that a gas release hole is formed in the switch valve base (1), and the gas release hole and the switch valve (3) are matched to rotate together to realize the opening and closing of gas release.
4. The vacuum adsorption tooling clamp for the hemispherical shells for machining according to claim 1, wherein the valve cores of the switch valves are of perforated spherical structures.
5. The vacuum adsorption tooling clamp for the hemispherical shell for machining according to claim 1, wherein the vacuum adsorption air suction hole (6) is a stepped hole with a small hole and a thread.
6. The vacuum adsorption tooling clamp for the hemispherical shell for machining according to claim 1, wherein the cross section of the sealing groove (5) is rectangular, the overall cross section direction points to the center of the tooling sphere, and all the sealing grooves are mutually communicated.
7. The vacuum adsorption tooling clamp for the hemispherical shell for machining, as claimed in claim 1, wherein the clamp mounting hole (8) is a stepped hole and is connected with a T-shaped groove of a milling machine table or a lathe chuck through a T-shaped bolt.
8. The vacuum adsorption tooling clamp for the hemispherical shell for machining according to claim 1, wherein the double-thread sealing pipe (10) directly penetrates through the side hole of the clamp base (7) to be connected with the gas collecting cylinder (11) and the negative pressure gauge (4) so as to reduce the pressure loss along the way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921977177.1U CN212526942U (en) | 2019-11-15 | 2019-11-15 | Machining is with hemisphere casing vacuum adsorption frock clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921977177.1U CN212526942U (en) | 2019-11-15 | 2019-11-15 | Machining is with hemisphere casing vacuum adsorption frock clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212526942U true CN212526942U (en) | 2021-02-12 |
Family
ID=74525058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921977177.1U Expired - Fee Related CN212526942U (en) | 2019-11-15 | 2019-11-15 | Machining is with hemisphere casing vacuum adsorption frock clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212526942U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112917205A (en) * | 2021-04-21 | 2021-06-08 | 大连理工大学 | Large spherical crown thin-wall part array type internal support clamp and flexible clamping method |
| CN113695937A (en) * | 2021-09-10 | 2021-11-26 | 哈尔滨工业大学 | Vacuum adsorption clamp and adsorption method for clamping thin-wall spherical shell type micro component |
| CN113695936A (en) * | 2021-09-10 | 2021-11-26 | 哈尔滨工业大学 | Secondary clamping process method for thin-wall spherical shell type micro component |
| CN113695646A (en) * | 2021-09-10 | 2021-11-26 | 哈尔滨工业大学 | Machining device for full-surface micro-pit structure of thin-wall spherical shell type micro component |
| CN113909965A (en) * | 2021-11-16 | 2022-01-11 | 福建福特科光电股份有限公司 | Tool clamp for ultra-precision machining |
| CN114918458A (en) * | 2022-06-06 | 2022-08-19 | 芜湖天航重工股份有限公司 | Net rack steel ball processing device |
| CN115446625A (en) * | 2022-09-26 | 2022-12-09 | 沈阳睿昇精密制造有限公司 | Clamp of machining spherical shell tool |
-
2019
- 2019-11-15 CN CN201921977177.1U patent/CN212526942U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112917205A (en) * | 2021-04-21 | 2021-06-08 | 大连理工大学 | Large spherical crown thin-wall part array type internal support clamp and flexible clamping method |
| CN113695937A (en) * | 2021-09-10 | 2021-11-26 | 哈尔滨工业大学 | Vacuum adsorption clamp and adsorption method for clamping thin-wall spherical shell type micro component |
| CN113695936A (en) * | 2021-09-10 | 2021-11-26 | 哈尔滨工业大学 | Secondary clamping process method for thin-wall spherical shell type micro component |
| CN113695646A (en) * | 2021-09-10 | 2021-11-26 | 哈尔滨工业大学 | Machining device for full-surface micro-pit structure of thin-wall spherical shell type micro component |
| CN113695646B (en) * | 2021-09-10 | 2022-06-14 | 哈尔滨工业大学 | Machining device for full-surface micro-pit structure of thin-wall spherical shell type micro component |
| CN113695937B (en) * | 2021-09-10 | 2022-06-21 | 哈尔滨工业大学 | Vacuum adsorption clamp and adsorption method for clamping thin-wall spherical shell type micro component |
| CN113695936B (en) * | 2021-09-10 | 2022-06-21 | 哈尔滨工业大学 | Secondary clamping process method for thin-wall spherical shell type micro component |
| CN113909965A (en) * | 2021-11-16 | 2022-01-11 | 福建福特科光电股份有限公司 | Tool clamp for ultra-precision machining |
| CN114918458A (en) * | 2022-06-06 | 2022-08-19 | 芜湖天航重工股份有限公司 | Net rack steel ball processing device |
| CN115446625A (en) * | 2022-09-26 | 2022-12-09 | 沈阳睿昇精密制造有限公司 | Clamp of machining spherical shell tool |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210212 Termination date: 20211115 |
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| CF01 | Termination of patent right due to non-payment of annual fee |