CN211490546U - Clamp for machining center metal parts - Google Patents
Clamp for machining center metal parts Download PDFInfo
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- CN211490546U CN211490546U CN201922454479.7U CN201922454479U CN211490546U CN 211490546 U CN211490546 U CN 211490546U CN 201922454479 U CN201922454479 U CN 201922454479U CN 211490546 U CN211490546 U CN 211490546U
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Abstract
The utility model discloses an anchor clamps for machining center metal part, including base plate, support plate and apron, support plate fixed mounting is in the base plate upper surface, the support plate upper surface is connected with the lower surface contact of the work piece of treating processing, the apron sets up in the work piece top, and the lower surface work piece pressfitting of apron is connected, a plurality of pressure head mechanism is installed to the edge all around of base plate, and this pressure head mechanism is connected with the top surface pressfitting of apron, be provided with a plurality of annular groove under the support plate upper surface just is located the work piece, opens the air channel that has a plurality of crisscross to link up in every annular groove, has seted up a plurality of gas pocket in this air channel, and this gas pocket passes through pipeline and vacuum generator through connection, the embedding has the sealing washer in the annular. The utility model discloses both avoided the apron to the wearing and tearing of work piece, can make pressure head mechanism apply on the power equilibrium of apron again and apply on the work piece, avoid local strength too big and damage the work piece when guaranteeing to work piece centre gripping dynamics stability.
Description
Technical Field
The utility model relates to an anchor clamps for machining center metal part belongs to the machining field.
Background
In machine manufacturing, a large number of jigs are used to perform necessary machining, assembly, inspection, and the like. By using the clamp, the labor productivity can be improved, the processing precision can be improved, and waste products can be reduced; the technological range of the machine tool can be enlarged, and the labor condition of operation can be improved. Therefore, the fixture is an important process equipment in mechanical manufacturing. A machine tool holder is a device used on a machine tool for clamping a workpiece, and has the function of enabling the workpiece to have a correct position relative to the machine tool or a cutter and keeping the position unchanged in the machining process; the rapid development of communication technology accelerates the updating and upgrading speed of electronic products and also promotes the continuous innovation of the production chain of electronic products. For the shell of an electronic product, particularly a metal shell, due to the fact that the shell is thin and irregular in shape, an operator is difficult to fix a workpiece in the production process, the workpiece is easy to deform and damage under the action of external force of a machine tool, machining errors are large, the defective rate of the product is high, production efficiency is low, and the huge market demand on the electronic product is difficult to meet.
Disclosure of Invention
The utility model aims at providing a machining center is anchor clamps for metal part, this machining center is anchor clamps for metal part both avoided the apron to the wearing and tearing of work piece, can make pressure head mechanism apply the power equilibrium on the apron again and apply on the work piece, avoid local strength too big and damage the work piece when guaranteeing to work piece centre gripping dynamics stability.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a clamp for processing a central metal part comprises a base plate, a support plate and a cover plate, wherein the support plate is fixedly arranged on the upper surface of the base plate, the upper surface of the support plate is in contact connection with the lower surface of a workpiece to be processed, the cover plate is arranged above the workpiece, the lower surface of the cover plate is in press fit connection with the workpiece, a plurality of pressure head mechanisms are arranged at the peripheral edge of the base plate, and the pressure head mechanisms are in press fit connection with the top surface of the cover plate;
the workpiece comprises a body, two opposite edges of the body are provided with an upward first bending part, the lower surface of the body is in contact with the upper surface of the support plate, the workpiece also comprises a partition plate, the lower surface of the partition plate is in contact connection with the upper surface of the body, and the upper surface of the partition plate is higher than the top surface of the first bending part and is in contact connection with the lower surface of the cover plate;
the vacuum sealing device is characterized in that a plurality of annular grooves are formed in the upper surface of the carrier plate and located under a workpiece, a plurality of staggered and communicated vent grooves are formed in each annular groove, a plurality of air holes are formed in each vent groove, each air hole is communicated with a vacuum generator through a pipeline, and a sealing ring is embedded in each annular groove.
The further improved scheme in the technical scheme is as follows:
1. in the above scheme, the partition board is a polyurethane partition board, a glass fiber partition board or an epoxy resin partition board.
2. In the above solution, two side surfaces of the partition board are respectively in contact connection with inner side surfaces of the two first bending portions.
3. In the scheme, the two side surfaces of the partition plate are respectively provided with a plurality of avoiding grooves, and the avoiding grooves are arranged corresponding to the processing positions of the workpieces.
4. In the above aspect, the air holes are provided at intersections of the vent grooves.
5. In the above scheme, two opposite edges of the carrier plate are respectively provided with a long strip-shaped annular groove.
6. In the above scheme, handles are respectively installed on two opposite side surfaces of the cover plate.
7. In the above aspect, the handle is attached to a side surface of the short side of the cover plate.
8. In the scheme, a bottom plate is arranged right below the base plate, and the bottom plate is connected with the cover plate through a plurality of supporting columns.
9. In the above scheme, the bottom plate and the cover plate are connected through 4 support columns, and the 4 support columns are respectively located at four corners of the bottom plate.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:
the utility model discloses fixture for machining center metal part, it still has a baffle, and the lower surface of this baffle is connected with body upper surface contact, the upper surface of baffle is higher than the top surface of first bending portion and is connected with the lower surface contact of apron, through the setting of baffle, avoids the apron that hardness is higher to directly contact with the work piece, has both avoided the apron to the wearing and tearing of work piece, can make pressure head mechanism exert the power on the apron balanced exerting on the work piece again, avoids local strength too big and damage the work piece when guaranteeing to work piece clamping force stability; in addition, a plurality of annular grooves are formed in the upper surface of the support plate and located under the workpiece, a plurality of staggered and communicated vent grooves are formed in each annular groove, a plurality of air holes are formed in each vent groove and are connected with a vacuum generator in a through mode through a pipeline, the workpiece is adsorbed and fixed in a vacuum adsorption mode, the workpiece is conveniently preliminarily fixed to be positioned, the workpiece is tightly attached to the support plate, and the pressing plate and the pressing head mechanism are matched to achieve accurate positioning and stable clamping of the workpiece.
Drawings
FIG. 1 is a schematic structural view of a fixture for machining center metal parts according to the present invention;
FIG. 2 is a schematic view of a workpiece to be machined;
figure 3 is the utility model discloses the support plate structure sketch map of centre of processing is anchor clamps for metal part.
In the above drawings: 1. a substrate; 2. a carrier plate; 3. a workpiece; 301. a body; 302. a first bending portion; 4. a partition plate; 5. a cover plate; 6. a pressure head mechanism; 7. a handle; 8. a base plate; 9. a support pillar; 10. an annular groove; 11. a vent channel; 12. and (4) air holes.
Detailed Description
In the description of this patent, it is 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, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.
Example 1: a clamp for processing a central metal part comprises a base plate 1, a support plate 2 and a cover plate 5, wherein the support plate 2 is fixedly arranged on the upper surface of the base plate 1, the upper surface of the support plate 2 is in contact connection with the lower surface of a workpiece 3 to be processed, the cover plate 5 is arranged above the workpiece 3, the workpiece 3 on the lower surface of the cover plate 5 is in press fit connection, a plurality of pressure head mechanisms 6 are arranged at the peripheral edges of the base plate 1, and the pressure head mechanisms 6 are in press fit connection with the top surface of the cover plate 5;
the workpiece 3 comprises a body 301, two opposite edges of the body 301 are provided with an upward first bending part 302, the lower surface of the body 301 is contacted with the upper surface of the carrier plate 2, the workpiece also comprises a partition plate 4, the lower surface of the partition plate 4 is contacted and connected with the upper surface of the body 301, and the upper surface of the partition plate 4 is higher than the top surface of the first bending part 302 and is contacted and connected with the lower surface of the cover plate 5;
the upper surface of the carrier plate 2 is provided with a plurality of annular grooves 10 under the workpiece 3, a plurality of staggered through ventilation grooves 11 are formed in each annular groove 10, a plurality of air holes 12 are formed in each ventilation groove 11, the air holes 12 are communicated with a vacuum generator through a pipeline, and sealing rings are embedded in the annular grooves 10.
The partition board 4 is a glass fiber partition board; the two side surfaces of the partition plate 4 are respectively in contact connection with the inner side surfaces of the two first bent portions 302; a plurality of avoiding grooves are respectively arranged on two side surfaces of the partition plate 4, and the avoiding grooves are arranged corresponding to the processing positions of the workpieces 3;
the air holes 12 are arranged at the intersection of the vent grooves 11; two opposite edges of the carrier plate 2 are respectively provided with a strip-shaped annular groove 10; the carrier 2 is a flexible carrier, such as an epoxy resin board; the cover plate 5 is an iron cover plate.
Example 2: a clamp for processing a central metal part comprises a base plate 1, a support plate 2 and a cover plate 5, wherein the support plate 2 is fixedly arranged on the upper surface of the base plate 1, the upper surface of the support plate 2 is in contact connection with the lower surface of a workpiece 3 to be processed, the cover plate 5 is arranged above the workpiece 3, the workpiece 3 on the lower surface of the cover plate 5 is in press fit connection, a plurality of pressure head mechanisms 6 are arranged at the peripheral edges of the base plate 1, and the pressure head mechanisms 6 are in press fit connection with the top surface of the cover plate 5;
the workpiece 3 comprises a body 301, two opposite edges of the body 301 are provided with an upward first bending part 302, the lower surface of the body 301 is contacted with the upper surface of the carrier plate 2, the workpiece also comprises a partition plate 4, the lower surface of the partition plate 4 is contacted and connected with the upper surface of the body 301, and the upper surface of the partition plate 4 is higher than the top surface of the first bending part 302 and is contacted and connected with the lower surface of the cover plate 5;
the upper surface of the carrier plate 2 is provided with a plurality of annular grooves 10 under the workpiece 3, a plurality of staggered through ventilation grooves 11 are formed in each annular groove 10, a plurality of air holes 12 are formed in each ventilation groove 11, the air holes 12 are communicated with a vacuum generator through a pipeline, and sealing rings are embedded in the annular grooves 10.
The separator 4 is an epoxy separator; a handle 7 is respectively arranged on two opposite side surfaces of the cover plate 5; the above-mentioned handle 7 is mounted on the side surface of short side of the cover plate 5; a bottom plate 8 is arranged right below the substrate 1, the bottom plate 8 is connected with the cover plate 5 through 4 support pillars 9, and the 4 support pillars 9 are respectively positioned at four corners of the bottom plate 8;
the carrier plate 2 is a flexible carrier plate, such as a glass fiber plate; the number of the pressure head mechanisms 6 is 8, and two pressure head mechanisms are respectively arranged at the four edges of the substrate 1; the cover plate 5 is a plastic cover plate.
When the fixture for the machining center metal part is adopted, the cover plate with higher hardness is prevented from being in direct contact with the workpiece through the arrangement of the partition plate, so that the abrasion of the cover plate on the workpiece is avoided, the force exerted on the cover plate by the pressure head mechanism can be uniformly exerted on the workpiece, and the workpiece is prevented from being damaged due to overlarge local force while the stability of the clamping force on the workpiece is ensured; in addition, the workpiece is adsorbed and fixed in a vacuum adsorption mode, the workpiece is conveniently preliminarily fixed to be positioned, the workpiece is tightly attached to the support plate, and the pressing plate and the pressing head mechanism are matched to realize accurate positioning and stable clamping of the workpiece.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. The utility model provides a machining center is anchor clamps for metal part which characterized in that: the processing device comprises a base plate (1), a support plate (2) and a cover plate (5), wherein the support plate (2) is fixedly arranged on the upper surface of the base plate (1), the upper surface of the support plate (2) is in contact connection with the lower surface of a workpiece (3) to be processed, the cover plate (5) is arranged above the workpiece (3), the workpiece (3) on the lower surface of the cover plate (5) is in press fit connection, a plurality of pressure head mechanisms (6) are arranged on the peripheral edges of the base plate (1), and the pressure head mechanisms (6) are in press fit connection with the top surface of the cover plate (5);
the workpiece (3) comprises a body (301), two opposite edges of the body (301) are provided with an upward first bending part (302), the lower surface of the body (301) is in contact with the upper surface of the carrier plate (2), the workpiece also comprises a partition plate (4), the lower surface of the partition plate (4) is in contact connection with the upper surface of the body (301), and the upper surface of the partition plate (4) is higher than the top surface of the first bending part (302) and is in contact connection with the lower surface of the cover plate (5);
the vacuum sealing device is characterized in that a plurality of annular grooves (10) are formed in the upper surface of the support plate (2) and located under the workpiece (3), a plurality of staggered and communicated vent grooves (11) are formed in each annular groove (10), a plurality of air holes (12) are formed in each vent groove (11), each air hole (12) is communicated with a vacuum generator through a pipeline, and a sealing ring is embedded into each annular groove (10).
2. The jig for a machining center metal part as claimed in claim 1, wherein: the partition board (4) is a polyurethane partition board, a glass fiber partition board or an epoxy resin partition board.
3. The jig for a machining center metal part as claimed in claim 1, wherein: two side surfaces of the partition plate (4) are respectively in contact connection with the inner side surfaces of the two first bending parts (302).
4. The jig for a machining center metal part as claimed in claim 1, wherein: and a plurality of avoiding grooves are respectively formed on two side surfaces of the partition plate (4), and the avoiding grooves are arranged corresponding to the processing positions of the workpieces (3).
5. The jig for a machining center metal part as claimed in claim 1, wherein: the air holes (12) are arranged at the intersection of the vent grooves (11).
6. The jig for a machining center metal part as claimed in claim 1, wherein: two opposite edges of the carrier plate (2) are respectively provided with a long strip-shaped annular groove (10).
7. The jig for a machining center metal part as claimed in claim 1, wherein: and two opposite side surfaces of the cover plate (5) are respectively provided with a handle (7).
8. The jig for a machining center metal part as claimed in claim 7, wherein: the handle (7) is mounted on the side surface of the short side of the cover plate (5).
9. The jig for a machining center metal part as claimed in claim 1, wherein: a bottom plate (8) is arranged right below the base plate (1), and the bottom plate (8) is connected with the cover plate (5) through a plurality of supporting columns (9).
10. The jig for processing a central metal part according to claim 9, wherein: the bottom plate (8) is connected with the cover plate (5) through 4 support columns (9), and the 4 support columns (9) are respectively positioned at four corners of the bottom plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922454479.7U CN211490546U (en) | 2019-12-31 | 2019-12-31 | Clamp for machining center metal parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922454479.7U CN211490546U (en) | 2019-12-31 | 2019-12-31 | Clamp for machining center metal parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211490546U true CN211490546U (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922454479.7U Active CN211490546U (en) | 2019-12-31 | 2019-12-31 | Clamp for machining center metal parts |
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| Country | Link |
|---|---|
| CN (1) | CN211490546U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114520169A (en) * | 2022-01-14 | 2022-05-20 | 苏州通富超威半导体有限公司 | Semiconductor packaging jig and application thereof |
-
2019
- 2019-12-31 CN CN201922454479.7U patent/CN211490546U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114520169A (en) * | 2022-01-14 | 2022-05-20 | 苏州通富超威半导体有限公司 | Semiconductor packaging jig and application thereof |
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