CN217452984U - Vacuum chuck for fixing sheet part - Google Patents
Vacuum chuck for fixing sheet part Download PDFInfo
- Publication number
- CN217452984U CN217452984U CN202220821847.6U CN202220821847U CN217452984U CN 217452984 U CN217452984 U CN 217452984U CN 202220821847 U CN202220821847 U CN 202220821847U CN 217452984 U CN217452984 U CN 217452984U
- Authority
- CN
- China
- Prior art keywords
- vacuum chuck
- thin plate
- sheet metal
- fixing
- chuck body
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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.)
- Expired - Fee Related
Links
- 238000001179 sorption measurement Methods 0.000 claims abstract description 48
- 229910052751 metal Inorganic materials 0.000 claims abstract description 28
- 239000002184 metal Substances 0.000 claims abstract description 28
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 238000010521 absorption reaction Methods 0.000 description 8
- 241000252254 Catostomidae Species 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000003754 machining Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004836 Glue Stick Substances 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
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Abstract
The utility model discloses a vacuum chuck for fixing sheet metal part belongs to numerical control processing frock technical field. The utility model comprises a vacuum chuck body. The vacuum chuck body includes the sheet metal adsorption zone, and the sheet metal adsorption zone is including being used for connecting tracheal venthole, a plurality of communicating air flue and sealing washer, and the venthole communicates with each other with the air flue, and the sealing washer centers on the interior periphery of sheet metal adsorption zone sets up for prevent disappointing. The utility model provides a vacuum chuck for fixing sheet metal part has adsorb fast, hold firmly, simple operation, practicality advantage such as strong.
Description
Technical Field
The utility model relates to a numerical control processing frock technical field, concretely relates to vacuum chuck for fixing sheet metal part.
Background
The numerical control machine tool is mainly used for cutting and processing shaft parts or sheet parts. The contents of a machining process route, process parameters and the like of a part are compiled into a machining program list according to instruction codes and program formats specified by the numerical control machine, the contents in the program list are recorded on a control medium and are finally input into a numerical control device of the numerical control machine, and further the numerical control machine can be instructed to machine the part. However, the full automation of the operation requires great precision in the location of the machined parts.
At present, three methods for fixing thin plate parts are available in the market: firstly, sticking the thin plate by using a double-sided adhesive tape; but parts are easy to fall off; secondly, 502 glue sticks the thin plate, and the glue is difficult to remove after processing; and thirdly, the aluminum sucker is adopted for sucking, more sucker types are used in the current market, but the sucker is easy to scratch products during clamping, and the phenomenon of poor product surface can be caused.
In addition, most numerical control suckers on the market are in a dark color, if dirty objects are adsorbed on the suckers or fine stains are stained on the suckers, the suckers in the dark color are not easy to find, and therefore the suckers can be attached to thin plate parts. In addition, most sucking discs on the market are made of metal materials, and the use cost is too high.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned deficiencies of the prior art, it is an object of the present invention to provide a vacuum chuck for fixing sheet metal parts.
In order to realize the above-mentioned some or all or other purposes, the utility model provides the following technical scheme:
a vacuum chuck for fixing sheet parts comprises a vacuum chuck body; vacuum chuck body surface is provided with the sheet metal adsorption zone who is used for adsorbing the sheet metal part, the sheet metal adsorption zone includes that a plurality of is used for connecting tracheal venthole, a plurality of communicating air flue and sealing washer, the venthole with the air flue communicates with each other, the sealing washer centers on the interior week of sheet metal adsorption zone sets up for prevent disappointing.
Before the numerical control machine tool works, the sheet part is placed in the sheet adsorption area, the air outlet is connected with the vacuum pump, after the vacuum pump is started, air in a closed space formed by the sheet part and the sheet adsorption area is discharged through the air passage, the air outlet, the air pipe and the vacuum pump in sequence, the pressure in the closed space is smaller than external pressure at the moment, and the sheet part is adsorbed on the upper surface of the vacuum sucker body. Because the thin plate adsorption area is large, a plurality of communicated air passages simultaneously generate negative pressure, and the adsorption efficiency is improved.
The vacuum chuck body is provided with limiting blocks at two adjacent side edges for positioning when a sheet part is placed, and the limiting blocks are positioned at the outer side of the sheet adsorption area; when the thin plate part is placed, two sides of the thin plate part are respectively abutted against the inner side edges, close to the thin plate adsorption area, of the limiting blocks, and the corresponding included angles of the two sides of the thin plate part are located in the middle area of the two limiting blocks; the position of the sheet part is limited by the limiting block, and the position precision of the sheet part on the vacuum chuck is guaranteed.
The limiting blocks are of segment-shaped bulges or point-shaped bulges, and when the shapes of the thin plate parts are different, the limiting blocks with different bulges can be adopted, so that the limiting blocks can be adapted to the side edges of the thin plate parts conveniently, and the interference is prevented.
And a placing groove is arranged in the thin plate adsorption area corresponding to the position of the sealing ring, and the thickness of the sealing ring is not less than the depth of the placing groove. The position of the sealing ring is fixed by the placing groove, so that the sealing ring is convenient to assemble, and the sealing performance of a closed space formed by the thin plate adsorption area and the thin plate parts is enhanced.
The vacuum chuck is characterized in that the vacuum chuck body is provided with a plurality of fixing holes, the fixing holes are used for installing the vacuum chuck body on the numerical control machine tool, and the vacuum chuck body is prevented from generating displacement in the running process of the numerical control machine tool, so that the operation of the numerical control machine tool generates deviation.
The air channel is formed by gaps among a plurality of arrayed supporting protrusions, and the widths of the air channels are the same; the air channel width is uniform, so that the air flow rate is accelerated, and the time interval from the starting of the vacuum pump to the fixing of the thin plate part is shortened.
The air outlet holes comprise a first air outlet hole and a second air outlet hole which are communicated; the first air outlet hole is located at the center of the thin plate adsorption area, the second air outlet hole is located on the side face of the vacuum chuck body, and at the moment, the air passage distance is the shortest from the sum of the first air outlet holes, so that the adsorption efficiency is improved.
The vacuum chuck body disposes a plurality ofly sheet metal adsorption zone, it is a plurality of on the sheet metal adsorption zone the venthole all with the trachea communicates with each other, and when sheet metal part's surface area is great, it is a plurality of the sheet metal adsorption zone adsorbs simultaneously can improve adsorption efficiency, carries out subregion to sheet metal part simultaneously and adsorbs, has reduced sheet metal part surface flatness's requirement.
The vacuum chuck body is white, chips or dirt generated in the machining process can be easily found out by white materials, timely cleaning is facilitated, and the vacuum chuck body is prevented from being stained on a thin plate part.
Compared with the prior art, the utility model provides a vacuum chuck for fixing sheet metal part mainly has following beneficial effect:
1. through the setting of air flue and venthole in the sheet metal adsorption zone, sheet metal part and vacuum chuck's adsorption area increase has improved adsorption efficiency, has shortened adsorption time.
2. The vacuum chuck body is white, and the dirt appears on the white chuck, very easily discovers to in time clear up avoids being infected with on the sheet metal part.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a vacuum chuck for fixing a sheet part according to a first embodiment of the present invention;
fig. 2 is a schematic plan view of a vacuum chuck for fixing a thin plate part according to an embodiment of the present invention;
fig. 3 is a schematic plan view of a vacuum chuck for fixing a sheet metal part according to a second embodiment of the present invention.
Reference numerals: a vacuum chuck body-1; an air outlet-123; a first outlet port-123 a; a second outlet port-123 b; a seal ring-125; sheet adsorption zone-126; a first sheet adsorption zone-126 a; a second sheet adsorption zone-126 b; a third sheet adsorption zone-126 c; fourth sheet adsorption zone-126 d; holding tank-1261; airway-1263; a first stopper-127 a; a second stopper-127 b; fixing hole-128.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The first embodiment is as follows:
the vacuum chuck for fixing a thin plate member shown in fig. 1 and 2 includes a vacuum chuck body 1. The vacuum chuck body 1 is provided with a fixing hole 128, a thin plate adsorption area 126 and an air outlet hole 123.
The fixing hole 128 is connected to the numerical control machine tool through a bolt, so that the phenomenon that the vacuum chuck body 1 displaces in the action process of the numerical control machine tool to cause deviation in operation of the numerical control machine tool is avoided.
The air outlet hole 123 comprises a first air outlet 123a and a second air outlet 123b which are communicated with each other; the first air outlet 123a is located at the center of the thin plate adsorption area 126, and the second air outlet 123b is located at the side of the vacuum chuck body 1. The gas flows from the first gas outlet hole 123a, along a gas pipe communicating the first gas outlet hole 123a and the second gas outlet hole 123b, to the second gas outlet hole 123b and is discharged therefrom.
The sheet suction region 126 is located at the center of the vacuum chuck body 1. In this embodiment, 16 support protrusions are uniformly arranged in the sheet adsorption region 126 to form air passages 1263, the air passages 1263 have the same width, and the first air outlet hole 123a is located at the center of the sheet adsorption region 126. In other embodiments, the number of support protrusions and the width of the air passages 1263 may be set as desired. The placement groove 1261 is provided around the inner circumference of the sheet adsorption region 126, and the placement groove 1261 is closely attached to the packing 125. The sealing ring 125 increases the sealing property of the sealed space formed between the thin plate part and the thin plate adsorption region 126, and prevents external air from entering the sealed space after the vacuum pump is started.
The first and second limit blocks 127a and 127b are respectively disposed on two adjacent sides of the vacuum chuck body 1, and are located outside the thin plate adsorption area 126, and two adjacent sides of the thin plate component respectively abut against the inner sides of the first and second limit blocks 127a and 127 b. One corner of the thin plate component is fixed between the first stopper 127a and the second stopper 127b, and is tightly attached to the thin plate attaching region 126.
At this time, the vacuum pump is started, so that the air between the thin plate part and the thin plate adsorption area 126 is exhausted along the air channel 1263, the first air outlet hole 123a, the air pipe and the second air outlet hole 123b in sequence, and the pressure inside the closed space formed by the thin plate part and the thin plate adsorption area 126 is smaller than the pressure outside, so that the thin plate part is fixed on the vacuum chuck body 1. Because the thin plate adsorption area is large, a plurality of communicated air passages simultaneously generate negative pressure, and the adsorption efficiency is improved.
Example two:
as shown in fig. 3, the difference from the first embodiment is that in the second embodiment, the vacuum chuck body 1 has four thin plate absorption areas, namely, a first thin plate absorption area 126a, a second thin plate absorption area 126b, a third thin plate absorption area 126c and a fourth thin plate absorption area 126d, which are uniformly arranged on the surface of the vacuum chuck body 1, each thin plate absorption area has a first air outlet 123a, 16 supporting protrusions and an air channel 1263, and the thin plate absorption areas in the present embodiment have the same structure and the same function as the thin plate absorption areas in the first embodiment.
The first limiting block 127a and the second limiting block 127b are positioned at two adjacent sides of the vacuum chuck body 1; the first stopper 127a is located outside the first and second sheet-adsorbing regions 126a and 126b, and the second stopper 127b is located outside the first and fourth sheet-adsorbing regions 126a and 126 d.
The four thin plate adsorption areas increase the thin plate adsorption area and improve the adsorption efficiency; meanwhile, the thin plate parts are adsorbed in different areas, and the requirement on the surface flatness of the thin plate parts is lowered.
It is right above the utility model discloses a vacuum chuck for fixing sheet metal part introduces in detail, and it is right to have used specific individual example herein the utility model discloses a structure and theory of operation have been elucidated, and the explanation of above embodiment is only used for helping understanding the utility model discloses a method and core thought. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the scope of the appended claims.
Claims (9)
1. The utility model provides a vacuum chuck for fixing sheet metal part, includes vacuum chuck body (1), its characterized in that, vacuum chuck body (1) upper surface is equipped with sheet metal adsorption zone (126) that is used for adsorbing the sheet metal part, sheet metal adsorption zone (126) include that a plurality of is used for connecting tracheal venthole (123), a plurality of communicating air flue (1263) and sealing washer (125), venthole (123) with air flue (1263) communicate with each other, sealing washer (125) center on set up in sheet metal adsorption zone (126).
2. The vacuum chuck for fixing thin plate parts as claimed in claim 1, wherein the vacuum chuck body (1) is provided with two adjacent side edges with limiting blocks for positioning when the thin plate parts are placed, and the limiting blocks are located outside the thin plate adsorption area (126).
3. The vacuum chuck for fixing thin plate parts as claimed in claim 2, wherein the stopper is a segment-shaped protrusion or a dot-shaped protrusion.
4. A vacuum chuck for holding thin plate members as claimed in claim 1, wherein a placement groove (1261) is formed in said thin plate holding section (126) at a position corresponding to said sealing ring (125); the thickness of the sealing ring (125) is not less than the depth of the placing groove (1261).
5. The vacuum chuck for fixing thin plate parts as claimed in claim 1, wherein the vacuum chuck body (1) is provided with a plurality of fixing holes (128), and the fixing holes (128) are used for installing the vacuum chuck body (1) on a numerical control machine tool.
6. A vacuum chuck for holding thin plate parts, as claimed in claim 1, characterized in that said air passages (1263) are formed by gaps between several rows of supporting protrusions, said air passages (1263) having the same width.
7. The vacuum chuck for fixing thin plate parts as claimed in claim 1, wherein said air outlet holes (123) comprise a first air outlet hole (123a) and a second air outlet hole (123b) which are communicated with each other; the first air outlet hole (123a) is located in the center of the thin plate adsorption area (126), and the second air outlet hole (123b) is located on the side face of the vacuum chuck body (1).
8. A vacuum chuck for fixing thin plate parts as claimed in claim 1, wherein said vacuum chuck body (1) is provided with a plurality of said thin plate suction areas (126), and a plurality of said air outlet holes (123) of said plurality of said thin plate suction areas (126) are communicated with said air pipe.
9. Vacuum chuck for fixing sheet parts according to claim 1, characterized in that the vacuum chuck body (1) is white.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220821847.6U CN217452984U (en) | 2022-04-11 | 2022-04-11 | Vacuum chuck for fixing sheet part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220821847.6U CN217452984U (en) | 2022-04-11 | 2022-04-11 | Vacuum chuck for fixing sheet part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217452984U true CN217452984U (en) | 2022-09-20 |
Family
ID=83267734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220821847.6U Expired - Fee Related CN217452984U (en) | 2022-04-11 | 2022-04-11 | Vacuum chuck for fixing sheet part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217452984U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115431081A (en) * | 2022-09-21 | 2022-12-06 | 中国电子科技集团公司第十研究所 | Vacuum adsorption clamp |
-
2022
- 2022-04-11 CN CN202220821847.6U patent/CN217452984U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115431081A (en) * | 2022-09-21 | 2022-12-06 | 中国电子科技集团公司第十研究所 | Vacuum adsorption clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220920 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |