CN113118811A

CN113118811A - CNC equipment of electron product accessory processing

Info

Publication number: CN113118811A
Application number: CN201911403013.2A
Authority: CN
Inventors: 詹淳崵; 赵长亮; 蒋燕; 周士升
Original assignee: Suzhou Fengchuan Electronic Technology Co ltd
Current assignee: Suzhou Fengchuan Electronic Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2021-07-16

Abstract

The invention discloses CNC equipment for processing electronic product accessories, which comprises a substrate, a support plate and a cover plate, wherein the support plate is fixedly arranged on the upper surface of the substrate, 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 workpiece on the lower surface of the cover plate is in press fit connection, a plurality of pressure head mechanisms are arranged at the peripheral edges of the substrate, the pressure head mechanisms are in press fit connection with the top surface of the cover plate, a plurality of shallow grooves corresponding to the annular grooves on the support plate are formed in the upper surface of the substrate, the shallow grooves are correspondingly communicated with the air holes on the support plate, at least one second air hole communicated with a vacuum generator is formed in each shallow groove, a second annular groove arranged along the circumferential direction of the shallow grooves is formed in the outer side of each. The adsorption force of each air hole on the support plate to the workpiece is more uniform, so that the workpiece is prevented from being damaged due to overlarge local force, the workpiece clamping stability is further improved, and the subsequent processing precision of the workpiece is ensured.

Description

CNC equipment of electron product accessory processing

Technical Field

The invention relates to CNC equipment for machining electronic product accessories, and belongs to the field of machining.

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 for holding a workpiece on a machine tool, and serves to hold the workpiece in a correct position relative to the machine tool or tool, and to maintain this position during machining.

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 invention aims to provide CNC equipment for processing electronic product accessories, wherein each air hole on a support plate of the CNC equipment for processing the electronic product accessories has more uniform adsorption force on a workpiece, so that the workpiece is prevented from being damaged due to overlarge local force, the stability of clamping the workpiece is further improved, and the subsequent processing precision of the workpiece is ensured.

In order to achieve the purpose, the invention adopts the technical scheme that: the CNC equipment for processing the electronic product accessories 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 edges of the base plate, and the pressure head mechanisms are in press fit connection with the top surface of the cover plate;

the pressure head mechanism further comprises a fixed plate, a fixed seat, a push-pull rod, a warping pressure plate, a pressure head and two connecting rotating plates symmetrically arranged on two sides of the fixed seat, one end of the fixed plate is arranged on the base plate, the other end, far away from the base plate, of the fixed plate is provided with a through hole for the push-pull rod to pass through, the upper end of the push-pull rod is rotatably connected with the connecting rotating plates, and the lower end of the push-pull rod passes through the fixed plate and is connected with a driving assembly;

the base part at the lower end of the fixed seat is fixedly arranged on the upper surface of the fixed plate, the base part is connected with a connecting part inclined towards one side of the push-pull rod, the lower end of the connecting part is provided with a first rotating shaft penetrating through the connecting part, the upper end of the connecting part is provided with a second rotating shaft penetrating through the connecting part, two ends of the first rotating shaft respectively extend out of two sides of the connecting part and are respectively connected with the connecting rotating plate, and the second rotating shaft is rotatably connected with the tail end of the warping pressing plate;

the connecting rotating plate comprises a first strip-shaped part and a second strip-shaped part, one end of each of the first strip-shaped part and the second strip-shaped part is connected, so that an acute angle is formed between the first strip-shaped part and the second strip-shaped part, a corner part is formed at the joint of the first strip-shaped part and the second strip-shaped part, and the corner parts of the two connecting rotating plates are respectively in rotating connection with two ends of the first rotating shaft;

one end, opposite to the corner portion, of each of the two first strip-shaped portions is rotatably connected with the upper end of the push-pull rod through a third rotating shaft, a fourth rotating shaft is connected between one ends, opposite to the corner portion, of the two second strip-shaped portions, the fourth rotating shaft is rotatably connected with the rear end of the pressing head, the rear end of the pressing head is provided with a downwards extending switching portion, the switching portion is rotatably connected with the middle rear portion of the warping pressing plate through a fifth rotating shaft, and the lower surface of the front end of the pressing head can be in compression contact with the upper surface of the warping pressing plate;

the upper end of the push-pull rod is connected with a fixed block, the fixed block is provided with a strip-shaped through hole, the third rotating shaft is embedded into the strip-shaped through hole, two ends of the third rotating shaft respectively extend out of the strip-shaped through hole, and the first strip-shaped parts of the two connecting rotating plates are respectively in rotating connection with two ends of the third rotating shaft;

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;

a plurality of annular grooves are formed in the upper surface of the carrier plate and are positioned under the workpiece, a plurality of staggered and through vent grooves are formed in each annular groove, a plurality of air holes are formed in each vent groove, the air holes are communicated and connected with a vacuum generator through pipelines, and sealing rings are embedded in the annular grooves;

the upper surface of the substrate is provided with a plurality of shallow grooves corresponding to the annular grooves on the carrier plate, the shallow grooves are correspondingly communicated with the air holes on the carrier plate, each shallow groove is internally provided with at least one second air hole communicated with the vacuum generator, the outer sides of the shallow grooves are provided with second annular grooves arranged along the circumferential direction of the shallow grooves, and sealing rings are embedded in the second annular grooves.

The further improved scheme in the technical scheme is as follows:

1. in the above scheme, the upper end of the connecting part of the fixing seat is provided with a groove for embedding the rear end of the tilting pressing plate, and the rear end of the tilting pressing plate is embedded into the groove on the connecting part and is rotatably connected with the fixing seat through the second rotating shaft.

2. In the above scheme, the switching portion at the rear end of the pressure head is two symmetrically arranged switching plates, and the tilting pressure plate is embedded between the two switching plates and is rotatably connected with the two switching plates through the fifth rotating shaft.

3. In the above scheme, the partition board is a polyurethane partition board, a glass fiber partition board or an epoxy resin partition board.

4. 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.

5. 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.

6. In the above scheme, the area surrounded by the second annular groove is larger than the area surrounded by the annular groove.

7. In the above aspect, the air holes are provided at intersections of the vent grooves.

Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:

1. the CNC equipment for processing the electronic product accessories has the advantages that the pressure head mechanism is ingenious in structural design, double pressure is provided by the warping pressure plate and the pressure head through the linkage effect of the multiple parts, the force and the stability of the warping pressure plate for pressing the cover plate are enhanced, the situations of shaking, cutter vibration, cutter lines and the like caused by insufficient clamping force during processing of a workpiece are avoided, and the stability and the quality of the workpiece processing are improved; the clamping force of the warping pressing plate can be increased under the condition that the driving force provided by the driving assembly is the same, and further, when the length of the warping pressing plate is long, second stress is provided in the middle of the warping pressing plate through the pressing head, so that the warping pressing plate can clamp a cover plate at a far distance with stable and constant pressure, more space is provided for processing a workpiece, multiple processes can be performed on the workpiece at one time, and the processing effect and efficiency of the workpiece are improved; in addition, through the cooperation setting of push rod pole and each structure for the biggest angle that the perk clamp plate can be opened is greater than 90, is convenient for to the clamping of work piece, and can not injure by the article of centre gripping, has further improved stability and the quality to work piece processing.

2. The CNC equipment for processing the electronic product accessories further comprises a partition plate, the lower surface of the partition plate is in contact connection with the upper surface of the body, 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 cover plate with higher hardness is prevented from being in direct contact with a workpiece through the arrangement of the partition plate, the abrasion of the cover plate to the workpiece is avoided, the force exerted on the cover plate by a pressure head mechanism can be evenly exerted on the workpiece, and the workpiece is prevented from being damaged due to overlarge local force while the clamping force on the workpiece is ensured to be stable; in addition, a plurality of annular grooves are formed in the upper surface of the support plate and are located right below the workpiece, a plurality of staggered and through ventilation grooves are formed in each annular groove, a plurality of air holes are formed in each ventilation groove, the air holes are communicated with the vacuum generator through pipelines, the workpiece is adsorbed and fixed in a vacuum adsorption mode, the workpiece is preliminarily fixed to be positioned conveniently, the workpiece is tightly attached to the support plate, and then the pressing plate and the pressing head mechanism are matched to realize accurate positioning and stable clamping of the workpiece; further, the shallow slot that the annular groove on the base plate upper surface was opened and is had a plurality of and the support plate corresponds, this shallow slot corresponds through connection with the gas vent on the support plate, it has at least one second gas pocket with vacuum generator through connection to open in every shallow slot, the setting of shallow slot, a plurality of gas pockets on the cooperation support plate, the space of the buffering of the homogeneous gas is provided, make every gas pocket on the support plate more even to the absorption dynamics of work piece, thereby avoid too big and damage the work piece of local dynamics, further improved the stability to the work piece centre gripping, guarantee follow-up machining precision to the work piece.

Drawings

FIG. 1 is a schematic structural diagram of a CNC apparatus for electronic product accessory processing according to the present invention;

FIG. 2 is a structural front view of a pressing head mechanism of CNC equipment for processing electronic product accessories of the invention;

FIG. 3 is a first schematic structural diagram of a pressing head mechanism of CNC equipment for processing electronic product accessories;

FIG. 4 is a schematic structural diagram II of a pressure head mechanism of CNC equipment for processing electronic product accessories;

FIG. 5 is an enlarged view of a portion of the structure of FIG. 4;

FIG. 6 is a schematic view of a connecting rotary plate of a CNC apparatus for processing electronic product accessories in accordance with the present invention;

FIG. 7 is a schematic view of a fixing seat structure of CNC equipment for processing electronic product accessories of the present invention;

FIG. 8 is a schematic view of a workpiece to be machined;

FIG. 9 is a schematic diagram of a carrier plate structure of CNC equipment for electronic product accessory processing according to the present invention;

FIG. 10 is a schematic diagram of a substrate structure of a CNC apparatus for electronic product accessory processing according to the present invention.

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; 601. a fixing plate; 602. a fixed seat; 6021. a base part; 6022. a connecting portion; 603. a push-pull rod; 604. warping and pressing the plate; 605. a pressure head; 6051. a switching part; 606. a through hole; 607. a drive assembly; 608. a first rotating shaft; 609. a second rotating shaft; 610. a third rotating shaft; 611. a fourth rotating shaft; 612. a fifth rotating shaft; 613. a fixed block; 6131. a strip-shaped through hole; 614. connecting the rotating plate; 6141. a first bar-shaped portion; 6142. a second bar-shaped portion; 6143. a corner portion; 8. a base plate; 9. a support pillar; 10. an annular groove; 11. a vent channel; 12. air holes; 13. shallow-groove; 14. a second air hole; 15. a second annular groove.

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: the CNC equipment for processing the electronic product accessories 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 pressure head mechanism 6 further comprises a fixed plate 601, a fixed seat 602, a push-pull rod 603, a warping pressing plate 604, a pressure head 605 and two connecting rotating plates 614 symmetrically arranged on two sides of the fixed seat 602, wherein one end of the fixed plate 601 is mounted on the substrate 1, a through hole 606 for the push-pull rod 603 to pass through is formed in the other end, away from the substrate 1, of the fixed plate 601, the upper end of the push-pull rod 603 is rotatably connected with the connecting rotating plates 614, and the lower end of the push-pull rod 603 passes through the fixed plate 601 and is connected with a driving assembly 607;

a base part 6021 at the lower end of the fixed seat 602 is fixedly arranged on the upper surface of the fixed plate 601, a connecting part 6022 inclined towards the push-pull rod 603 is connected to the base part 6021, a first rotating shaft 608 penetrating through the connecting part 6022 is arranged at the lower end of the connecting part 6022, a second rotating shaft 609 penetrating through the connecting part 6022 is arranged at the upper end of the connecting part 6022, two ends of the first rotating shaft 608 respectively extend out from two sides of the connecting part 6022 and are respectively connected with the connecting rotating plate 614, and the second rotating shaft 609 is rotatably connected with the tail end of the tilting plate 604;

the connecting rotating plate 614 comprises a first strip-shaped portion 6141 and a second strip-shaped portion 6142, wherein one end of each of the first strip-shaped portion 6141 and the second strip-shaped portion 6142 is connected, so that an acute angle is formed between the first strip-shaped portion 6141 and the second strip-shaped portion 6142, a corner portion 6143 is formed at the connecting position of the first strip-shaped portion 6141 and the second strip-shaped portion 6142, and the corner portions 6143 of the two connecting rotating plates 614 are respectively in rotating connection with two ends of the first rotating shaft 608;

one end, opposite to the corner portion 6143, of each of the two first bar-shaped portions 6141 is rotatably connected with the upper end of the push-pull rod 603 through a third rotating shaft 610, a fourth rotating shaft 611 is connected between one ends, opposite to the corner portion 6143, of the two second bar-shaped portions 6142, the fourth rotating shaft 611 is rotatably connected with the rear end of the pressure head 605, the rear end of the pressure head 605 is provided with a switching portion 6051 extending downwards, the switching portion 6051 is rotatably connected with the middle rear portion of the seesaw plate 604 through a fifth rotating shaft 612, and the lower surface of the front end of the pressure head 605 can be in pressing contact with the upper surface of the seesaw plate 604;

the upper end of the push-pull rod 603 is connected with a fixing block 613, the fixing block 613 is provided with a strip-shaped through hole 6131, the third rotating shaft 610 is embedded into the strip-shaped through hole 6131, two ends of the third rotating shaft 610 respectively extend out of the strip-shaped through hole 6131, and the first strip-shaped parts 6141 of the two connecting rotating plates 614 are respectively connected with two ends of the third rotating shaft 610 in a rotating manner;

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;

a plurality of annular grooves 10 are formed in the upper surface of the carrier plate 2 and located right below the workpiece 3, a plurality of staggered through vent grooves 11 are formed in each annular groove 10, a plurality of air holes 12 are formed in each vent groove 11, the air holes 12 are communicated with a vacuum generator through pipelines, and sealing rings are embedded in the annular grooves 10;

the upper surface of the substrate 1 is provided with a plurality of shallow grooves 13 corresponding to the annular grooves 10 on the carrier plate 2, the shallow grooves 13 are correspondingly communicated with the air holes 12 on the carrier plate 2, each shallow groove 13 is provided with at least one second air hole 14 communicated with the vacuum generator, the outer side of each shallow groove 13 is provided with a second annular groove 15 arranged along the circumferential direction of the shallow groove 13, and a sealing ring is embedded in the second annular groove 15.

The upper end of the connecting part 6022 of the fixed seat 602 is provided with a groove for the rear end of the seesaw pressing plate 604 to be embedded into, the rear end of the seesaw pressing plate 604 is embedded into the groove on the connecting part 6022 and is rotatably connected with the fixed seat 602 through the second rotating shaft 609;

the adaptor part 6051 at the rear end of the pressing head 605 is two symmetrically arranged adaptor plates, and the warping pressing plate 604 is embedded between the two adaptor plates and is rotatably connected with the two adaptor plates through the fifth rotating shaft 612;

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; two side surfaces of the partition plate 4 are respectively provided with a plurality of avoiding grooves which are arranged corresponding to the processing positions of the workpieces 3.

Example 2: the CNC equipment for processing the electronic product accessories 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 separator 4 is an epoxy separator; the area surrounded by the second annular groove 15 is larger than the area surrounded by the annular groove 10; the air holes 12 are arranged at the intersection of the vent grooves 11; the driving unit 607 is a cylinder and is mounted on the lower surface of the fixing plate 601;

the two ends of the first rotating shaft 608, the third rotating shaft 610 and the fourth rotating shaft 611 are respectively provided with a limiting clamping piece 615, the limiting clamping pieces 615 are embedded into the grooves at the two ends of the first rotating shaft 608, the third rotating shaft 610 or the fourth rotating shaft 611, and the inner side surface of the limiting clamping pieces 615 is in contact connection with the outer side surface of the connecting rotating plate 614; the carrier plate 2 is an epoxy resin plate; 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.

When the CNC equipment processed by the electronic product accessories is adopted, the pressure head mechanism is ingenious in structural design, double pressure is provided by the warping pressure plate and the pressure head through the linkage effect of a plurality of components, the force and the stability of the warping pressure plate for pressing and holding the cover plate are enhanced, the situations of shaking, tool vibration, tool lines and the like caused by insufficient clamping force during processing of a workpiece are avoided, and the stability and the quality of processing of the workpiece are improved; the clamping force of the warping pressing plate can be increased under the condition that the driving force provided by the driving assembly is the same, and further, when the length of the warping pressing plate is long, second stress is provided in the middle of the warping pressing plate through the pressing head, so that the warping pressing plate can clamp a cover plate at a far distance with stable and constant pressure, more space is provided for processing a workpiece, multiple processes can be performed on the workpiece at one time, and the processing effect and efficiency of the workpiece are improved; in addition, the maximum angle at which the warping pressing plate can be opened is larger than 90 degrees due to the matching arrangement of the push rod and each structure, so that the clamping of the workpiece is facilitated, clamped articles cannot be damaged, and the stability and the quality of the workpiece processing are further improved;

in addition, through the arrangement of the partition plate, the cover plate with higher hardness is prevented from directly contacting with the workpiece, 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, so that the workpiece is conveniently preliminarily fixed to be positioned, the workpiece is tightly attached to the support plate, and the workpiece is accurately positioned and stably clamped by matching with the pressing plate and the pressing head mechanism; furthermore, the shallow slot is arranged, a plurality of air holes in the support plate are matched, and an air equalizing buffering space is provided, so that the adsorption force of each air hole on the support plate on the workpiece is more uniform, the workpiece is prevented from being damaged due to overlarge local force, the stability of clamping the workpiece is further improved, and the follow-up machining precision of the workpiece is guaranteed.

During the use, promote the push-and-pull rod through drive assembly and shift up, through the conveying of power for the perk clamp plate moves down and pushes down the apron, and drive assembly continues to drive the push-and-pull rod and shifts up after that, through the further conveying of power, makes the pressure head front end compress tightly the perk clamp plate downwards, provides the second stress for the perk clamp plate, has further strengthened the size and the stability of perk clamp plate to the apron pressure.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to 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 within the protection scope of the present invention.

Claims

1. The utility model provides a CNC equipment of electronic product accessory processing 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 pressure head mechanism (6) further comprises a fixing plate (601), a fixing seat (602), a push-pull rod (603), a warping pressing plate (604), a pressure head (605) and two connecting rotating plates (614) symmetrically arranged on two sides of the fixing seat (602), one end of the fixing plate (601) is installed on the substrate (1), a through hole (606) for the push-pull rod (603) to pass through is formed in the other end, away from the substrate (1), of the fixing plate (601), the upper end of the push-pull rod (603) is rotatably connected with the connecting rotating plate (614), and the lower end of the push-pull rod (603) passes through the fixing plate (601) and is connected with a driving assembly (607);

a base part (6021) at the lower end of the fixed seat (602) is fixedly arranged on the upper surface of the fixed plate (601), a connecting part (6022) inclined towards one side of the push-pull rod (603) is connected on the base part (6021), a first rotating shaft (608) penetrating through the connecting part (6022) is arranged at the lower end of the connecting part (6022), a second rotating shaft (609) penetrating through the connecting part (6022) is arranged at the upper end of the connecting part (6022), two ends of the first rotating shaft (608) respectively extend out from two sides of the connecting part (6022) and are respectively connected with the connecting rotating plate (614), and the second rotating shaft (609) is rotatably connected with the tail end of the tilting plate (604);

the connecting rotating plate (614) comprises a first strip-shaped part (6141) and a second strip-shaped part (6142), one end of each of the first strip-shaped part (6141) and the second strip-shaped part (6142) is connected, so that an acute angle is formed between the first strip-shaped part (6141) and the second strip-shaped part (6142), a corner part (6143) is formed at the connection position of the first strip-shaped part (6141) and the second strip-shaped part (6142), and the corner parts (6143) of the two connecting rotating plates (614) are respectively in rotating connection with two ends of the first rotating shaft (608);

one end, opposite to the corner part (6143), of each of the two first strip-shaped parts (6141) is rotatably connected with the upper end of the push-pull rod (603) through a third rotating shaft (610), a fourth rotating shaft (611) is connected between one ends, opposite to the corner part (6143), of the two second strip-shaped parts (6142), the fourth rotating shaft (611) is rotatably connected with the rear end of the pressing head (605), the rear end of the pressing head (605) is provided with a switching part (6051) extending downwards, the switching part (6051) is rotatably connected with the middle rear part of the tilting plate (604) through a fifth rotating shaft (612), and the lower surface of the front end of the pressing head (605) can be in pressing contact with the upper surface of the tilting plate (604);

the upper end of the push-pull rod (603) is connected with a fixed block (613), a strip-shaped through hole (6131) is formed in the fixed block (613), the third rotating shaft (610) is embedded into the strip-shaped through hole (6131), two ends of the third rotating shaft (610) respectively extend out of the strip-shaped through hole (6131), and first strip-shaped parts (6141) of the two connecting rotating plates (614) are respectively in rotating connection with two ends of the third rotating shaft (610);

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);

a plurality of annular grooves (10) are formed in the upper surface of the carrier plate (2) and located right below the workpiece (3), a plurality of staggered through 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 in each annular groove (10);

the upper surface of the substrate (1) is provided with a plurality of shallow grooves (13) corresponding to the annular grooves (10) on the carrier plate (2), the shallow grooves (13) are correspondingly communicated with the upper air holes (12) on the carrier plate (2), at least one second air hole (14) communicated with a vacuum generator is formed in each shallow groove (13), the outer side of each shallow groove (13) is provided with a second annular groove (15) circumferentially arranged along the shallow grooves (13), and a sealing ring is embedded in each second annular groove (15).

2. The CNC apparatus for electronic product accessory processing of claim 1, wherein: the upper end of the connecting part (6022) of the fixed seat (602) is provided with a groove for embedding the rear end of the tilting pressure plate (604), and the rear end of the tilting pressure plate (604) is embedded into the groove on the connecting part (6022) and is rotatably connected with the fixed seat (602) through the second rotating shaft (609).

3. The CNC apparatus for electronic product accessory processing of claim 1, wherein: the adapter plate that the switching portion (6051) of pressure head (605) rear end set up for two symmetries, stick up between this two adapter plates clamp plate (604) embedding, and through fifth pivot (612) and two adapter plates rotate to be connected.

4. The CNC apparatus for electronic product accessory processing of claim 1, wherein: the partition board (4) is a polyurethane partition board, a glass fiber partition board or an epoxy resin partition board.

5. The CNC apparatus for electronic product accessory processing of 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).

6. The CNC apparatus for electronic product accessory processing of 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).

7. The CNC apparatus for electronic product accessory processing of claim 1, wherein: the area enclosed by the second annular groove (15) is larger than the area enclosed by the annular groove (10).

8. The CNC apparatus for electronic product accessory processing of claim 1, wherein: the air holes (12) are arranged at the intersection of the vent grooves (11).