CN217667829U - Adsorption type clamp - Google Patents

Abstract

The application provides an absorption formula anchor clamps, including adsorption apparatus structure, adsorption apparatus structure includes panel, gas-tight board and bottom plate. The panel comprises a first surface and a second surface which are oppositely arranged and a side face which is connected with the first surface and the second surface, the panel is provided with a plurality of air holes, the air holes penetrate through the panel along the direction from the first surface to the second surface, and the side face is provided with a first groove which penetrates through the side face. The second surface is sunken towards the first surface to form a second groove, the airtight plate is contained in the second groove and forms an airtight space with the panel, and the airtight plate is provided with an air suction joint for connecting a vacuum tube. The bottom plate is fixed on the second surface. This application absorption formula anchor clamps have the adsorption affinity of promotion and can not produce the vestige on the product.

Description

Adsorption type clamp

Technical Field

The application relates to the field of product processing, in particular to an adsorption type clamp.

Background

At present, metal housings of 3C electronic products such as tablet computers, all-in-one machines, notebook computers and the like are designed to be increasingly light and thin, and have extremely high requirements on appearance. In numerical control machine tool (CNC) machining, the performance of the fixture often determines the machining quality of the product. The traditional clamp is easy to cause the product to be scratched during operation, and in order to meet the requirement of clamping force, a plurality of transverse rigid vacuum suction grooves are arranged on the panel, square-shaped traces are easy to form on the product (the thinnest product is only 0.5mm thick) after the panel is tightly sucked, and the requirement cannot be met.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present application provides an adsorption type clamp capable of increasing adsorption force without generating marks on a product.

An embodiment of the present application provides an absorption formula anchor clamps, and it includes adsorption apparatus structure, adsorption apparatus structure includes:

the panel comprises a first surface and a second surface which are oppositely arranged and a side surface which connects the first surface and the second surface, the panel is provided with a plurality of air holes which penetrate through the panel along the direction from the first surface to the second surface, the side surface is provided with a first groove, and the second surface is sunken towards the first surface to form a second groove;

the air-tight plate is accommodated in the second groove and forms an air-tight space with the panel, and the air-tight plate is provided with an air extraction joint for connecting a vacuum tube; and

a base plate secured to the second surface.

In one embodiment, the side surface includes a first connection surface connected to the first surface and a second connection surface connected to the second surface, and the first recess is located between the first connection surface and the second connection surface.

In one embodiment, the first connection surface is perpendicular to the first surface, and the second connection surface is disposed obliquely to the first surface.

In one embodiment, an air inlet is formed in the bottom plate and is communicated with the first groove.

In one embodiment, the panel further comprises a third groove formed by recessing from the second surface to the first surface, and the third groove is disposed around the second groove.

In one embodiment, the airtight plate comprises a bottom wall and a side wall extending from the edge of the bottom wall in the same direction. The side wall includes a fourth groove recessed toward the bottom wall, the fourth groove corresponding in position to the third groove. And sealing elements are arranged in the third groove and the fourth groove.

In one embodiment, the airtight plate is provided with a first opening for installing the air exhaust connector, the bottom plate is provided with a second opening for the air exhaust connector to pass through, and the position of the second opening corresponds to the position of the first opening.

In one embodiment, the suction jig further comprises a support mechanism. The supporting mechanism comprises a first plate and a supporting frame arranged on the first plate, and the supporting frame is fixedly connected with the bottom plate.

In one embodiment, the suction jig further comprises a driving mechanism. The driving mechanism comprises a driving assembly, a guide post arranged on the driving assembly and a second plate fixedly connected with the guide post, the driving assembly is in transmission connection with the second plate, and the second plate is fixedly connected with the first plate.

In one embodiment, the driving mechanism further comprises a positioning block disposed on the driving assembly.

This application adsorption type anchor clamps through a plurality of gas pockets that set up evenly distributed on the panel, and the panel forms airtight space with the cooperation of gas seal and guarantees vacuum gas tightness to increase anchor clamps's adsorption affinity and can not produce the vestige on the product. Through set up first recess on the panel, the accessible blows to this first recess during milling process, blows away the sweeps that the cutting produced, reduces the injury of sweeps to the product.

Drawings

Fig. 1 is a schematic structural diagram of an adsorption jig according to an embodiment of the present disclosure.

Fig. 2 is an exploded schematic view of an adsorption mechanism according to an embodiment of the present disclosure.

Fig. 3 is a schematic structural diagram of another view angle of the panel of the adsorption mechanism shown in fig. 2.

Fig. 4 is a schematic structural diagram of a driving mechanism according to an embodiment of the present application.

Description of the main elements

Suction type jig 100

Adsorption mechanism 10

Support mechanism 20

Drive mechanism 30

Suction connection 40

Blowing connector 50

Panel 11

Air-tight plate 12

Base plate 13

First surface 111

Second surface 112

Air hole 113

Side 114

First groove 115

Second groove 116

Third groove 117

First screw hole 118

The first opening 120

Bottom wall 121

Side wall 122

Fourth groove 123

Seal 124

Second opening 130

Intake hole 131

Second screw hole 132

First plate 201

Supporting frame 202

Drive assembly 301

Guide post 302

Second plate 303

Locating block 304

Main body 3011

Transmission shaft 3012

The following detailed description will further describe embodiments of the present application in conjunction with the above-described figures.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the embodiments of this application belong. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the embodiments of the present application.

It should be noted that all directional indicators (such as up, down, left, right, front, back \8230;) in the embodiments of the present application are only used to explain the relative positional relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Moreover, descriptions in this application as relating to "first," "second," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Some embodiments of the present application will be described in detail below with reference to the accompanying drawings. In the following embodiments, features of the embodiments may be combined with each other without conflict.

Referring to fig. 1 and 2, an embodiment of the present application provides an adsorption type fixture 100 for adsorbing and fixing a product to facilitate processing of the product. The product can be, but is not limited to, a housing of a 3C electronic product such as a tablet computer, a one-piece computer, a notebook computer, and the like. The suction jig 100 may be used in a numerical control machine (CNC) machine, and may also be used in combination with other milling and other devices. The adsorption type fixture 100 comprises an adsorption mechanism 10, wherein the adsorption mechanism 10 comprises a panel 11, an airtight plate 12 and a bottom plate 13.

As shown in fig. 2, the panel 11 includes a first surface 111 and a second surface 112 disposed opposite to each other, and the first surface 111 and the second surface 112 are substantially parallel. The first surface 111 is in contact with the product and the base plate 13 is fixed to the second surface 112. The panel 11 is provided with a plurality of air holes 113, the plurality of air holes 113 penetrate through the panel 11 along the direction from the first surface 111 to the second surface 112, and the plurality of air holes 113 are approximately uniformly distributed on the panel 11. The panel 11 further comprises a side surface 114 connecting the first surface 111 and the second surface 112, the side surface 114 being provided with a first groove 115, the first groove 115 being substantially an annular groove.

Referring to fig. 2 and fig. 3, the second surface 112 of the panel 11 is partially recessed toward the first surface 111 to form a second groove 116, and the air sealing plate 12 is accommodated in the second groove 116. The airtight plate 12 is provided with an air extraction connector 40 (see fig. 1) for connecting a vacuum tube (not shown), and the air extraction connector 40 is used for extracting vacuum so that the airtight plate 12 and the panel 11 form an airtight space.

By providing a plurality of air holes 113 uniformly distributed on the panel 11, the panel 11 and the airtight plate 12 cooperate to form an airtight space to ensure vacuum airtightness, thereby increasing the adsorption force of the fixture without generating marks on the product. By arranging the first groove 115 on the panel 11, the first groove 115 can be blown during milling, waste chips generated by cutting can be blown away, and the damage of the waste chips to products can be reduced.

With continuing reference to fig. 1 and 2, in some embodiments, the airtight plate 12 is provided with a first opening 120 penetrating through the airtight plate 12 along the thickness direction, and the first opening 120 is used for installing the air suction connector 40. The bottom plate 13 is provided with a second opening 130 penetrating the bottom plate 13 along the thickness direction so as to allow the suction connector 40 to pass through, and the position of the second opening 130 corresponds to the position of the first opening 120. In this example, the number of the first openings 120 and the second openings 130 is four. In other embodiments, the number of the first openings 120 and the second openings 130 may be more than four or less than four.

As shown in fig. 2, in some embodiments, an air inlet hole 131 is formed at an edge of the bottom plate 13, and the air inlet hole 131 is communicated with the first groove 115. The air blowing joint 50 (see fig. 1) is disposed on the bottom plate 13 and is communicated with the air inlet hole 131, and air or compressed air can be blown into the first groove 115 through the air blowing joint 50 and the air inlet hole 131, so that the waste scraps can be blown away, and further, the damage of the waste scraps to the product can be reduced. The number of the air intake holes 131 and the air blowing joint 50 may be one or more, and the present application is not limited as long as the waste can be blown away. It is understood that the positions of the air intake holes 131 and the first groove 115 are not in the orthographic projection of the second groove 116, that is, the air intake holes 131 and the first groove 115 do not affect the air tightness of the airtight space formed by the panel 11 and the airtight plate 12.

As shown in fig. 2, in some embodiments, the side surface 114 includes a first connecting surface 1141 connected to the first surface 111 and a second connecting surface 1142 connected to the second surface 112, and the first recess 115 is located between the first connecting surface 1141 and the second connecting surface 1142.

Further, in some embodiments, the first connecting surface 1141 is substantially perpendicular to the first surface 111, and the second connecting surface 1142 is disposed obliquely with respect to the first surface 111. That is, in fig. 2, the first connection surface 1141 is substantially a vertical surface; the second connecting surface 1142 is substantially an inclined surface and forms an included angle with the vertical direction. The second connecting surface 1142 is designed as an inclined surface, which is beneficial to removing the waste chips generated during milling.

Referring to fig. 3, in some embodiments, the panel 11 further includes a third groove 117 formed by recessing from the second surface 112 to the first surface 111. The third groove 117 is closer to the edge of the second surface 112 than the second groove 116, i.e., the third groove 117 is disposed around the second groove 116.

Referring to fig. 2, the airtight plate 12 includes a bottom wall 121 and a sidewall 122 extending from an edge of the bottom wall 121 in the same direction (extending upward in fig. 2). The side wall 122 includes a fourth groove 123 recessed toward the bottom wall 121, and the fourth groove 123 corresponds to the third groove 117. Further, in some embodiments, a sealing member 124 is disposed in each of the third groove 117 and the fourth groove 123. The sealing member 124 may be, but is not limited to, a foamed sealant or the like. Airtightness at the time of evacuation can be further ensured by providing the third groove 117 in the face plate 11, providing the fourth groove 123 in a corresponding position in the airtight plate 12, and providing the sealing member 124 in the third groove 117 and the fourth groove 123.

Further, in some embodiments, the second surface 112 of the panel 11 is further provided with a first screw hole 118. The bottom plate 13 is provided with a second screw hole 132 penetrating through the bottom plate 13, and the position of the second screw hole 132 corresponds to the position of the first screw hole 118 and has the same aperture. In this manner, the bottom plate 13 can be fixed to or separated from the panel 11 by the engagement of the screws with the first screw holes 118 and the second screw holes 132. The number of the first screw holes 118 and the second screw holes 132 is not limited in the present application.

Referring to fig. 1, in some embodiments, the suction jig 100 further includes a supporting mechanism 20. The supporting mechanism 20 includes a first plate 201 and a supporting frame 202 disposed on the first plate 201, and the supporting frame 202 is fixedly connected to the bottom plate 13 (see fig. 2). The support frame 202 is a generally rectangular frame structure having a height that facilitates the installation of the suction connection 40 and the blowing connection 50.

Further, the supporting mechanism 20 may further include a housing (not shown) that accommodates the first plate 201 and the supporting frame 202 therein. The housing prevents debris from falling into the support mechanism 20 or the drive mechanism.

Referring to fig. 1 and 4, in some embodiments, the suction jig 100 further includes a driving mechanism 30. The driving mechanism 30 includes a driving assembly 301, a guiding post 302 disposed on the driving assembly 301, and a second plate 303 fixedly connected to the guiding post 302. The driving assembly 301 includes a main body portion 3011 and a transmission shaft 3012, and the transmission shaft 3012 is connected with the second plate 303, so as to drive the second plate 303 to move up and down. The second plate 303 is fixedly connected with the first plate 201, the second plate 303 moves under the driving of the transmission shaft 3012, and the first plate 201 moves along with the movement of the second plate 303, so as to drive the support frame 202 connected with the first plate 201 and the adsorption mechanism 10 connected with the support frame 202 to move. In the moving process, the guide posts 302 can limit the movement of the transmission shaft 3012 and the second plate 303, and ensure that the transmission shaft 3012 and the second plate 303 only move in the vertical direction. The driving assembly 301 may be, but is not limited to, a lift cylinder or the like.

Further, in some embodiments, the driving mechanism 30 further includes a positioning block 304 disposed on the main body portion 3011. In this example, the number of the positioning blocks 304 is six. In other embodiments, the number of positioning blocks 304 may be increased or decreased. The positioning blocks 304 are substantially square blocks, and each positioning block 304 has a flat upper surface and is located at the same horizontal plane. When the driving assembly 301 descends, the second plate 303 descends to contact with the upper surfaces of the positioning blocks 304, and the second plate 303 is held by the upper surfaces of the positioning blocks 304 (which is the lowest point of descending), so that the positions of the lowest points of the adsorption mechanism 10 at each descending time are the same.

This application absorption formula anchor clamps 100 through set up evenly distributed's a plurality of gas pockets 113 on panel 11, panel 11 and airtight plate 12 cooperation form airtight space and guarantee vacuum tightness to increase the adsorption affinity of anchor clamps and can not produce the vestige on the product. By arranging the first groove 115 on the panel 11, the first groove 115 can be blown during milling, waste chips generated by cutting can be blown away, and the damage of the waste chips to products can be reduced.

The above description is a few specific embodiments of the present application, but in practical applications, the present application is not limited to these embodiments. Other modifications and variations to the technical concept of the present application should fall within the scope of the present application for those skilled in the art.

Claims (10)

1. The utility model provides an absorption formula anchor clamps, its characterized in that, absorption formula anchor clamps include adsorption apparatus structure, adsorption apparatus structure includes:

the panel comprises a first surface and a second surface which are oppositely arranged and a side surface which connects the first surface and the second surface, the panel is provided with a plurality of air holes which penetrate through the panel along the direction from the first surface to the second surface, the side surface is provided with a first groove, and the second surface is sunken towards the first surface to form a second groove;

the air-tight plate is accommodated in the second groove and forms an air-tight space with the panel, and the air-tight plate is provided with an air-extracting joint for connecting a vacuum tube; and

a base plate secured to the second surface.

2. A suction jig according to claim 1 wherein the side surface comprises a first connection surface connecting the first surface and a second connection surface connecting the second surface, the first recess being located between the first connection surface and the second connection surface.

3. A suction chuck according to claim 2, wherein said first attachment surface is perpendicular to said first surface and said second attachment surface is angularly disposed relative to said first surface.

4. An adsorbent clamp as set forth in claim 1 wherein said base plate is provided with an air inlet aperture, said air inlet aperture being in communication with said first recess.

5. A suction clip as recited in claim 1, wherein the faceplate further comprises a third groove recessed from the second surface toward the first surface, the third groove being disposed around the second groove.

6. An adsorption jig according to claim 5, wherein the airtight plate comprises a bottom wall and a side wall extending from an edge of the bottom wall in the same direction, the side wall comprises a fourth groove recessed toward the bottom wall, the fourth groove corresponds to the third groove, and a sealing member is disposed in each of the third groove and the fourth groove.

7. An adsorbent fixture as set forth in claim 1 wherein said gas barrier is provided with a first opening for receiving said suction fitting and said base plate is provided with a second opening for passing said suction fitting, said second opening being positioned to correspond to said first opening.

8. A suction jig according to claim 1 further comprising a support mechanism, the support mechanism comprising a first plate and a support bracket disposed on the first plate, the support bracket being fixedly connected to the base plate.

9. A suction chuck according to claim 8, further comprising a drive mechanism, the drive mechanism including a drive assembly, a guide post disposed on the drive assembly, and a second plate fixedly connected to the guide post, the drive assembly being in driving connection with the second plate, the second plate being fixedly connected to the first plate.

10. A suction jig according to claim 9 wherein the drive mechanism further comprises a locating block provided on the drive assembly.

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