CN113118810A - Clamping jig for electronic product parts - Google Patents

Clamping jig for electronic product parts Download PDF

Info

Publication number
CN113118810A
CN113118810A CN201911402975.6A CN201911402975A CN113118810A CN 113118810 A CN113118810 A CN 113118810A CN 201911402975 A CN201911402975 A CN 201911402975A CN 113118810 A CN113118810 A CN 113118810A
Authority
CN
China
Prior art keywords
plate
strip
rotating shaft
workpiece
shaped
Prior art date
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.)
Pending
Application number
CN201911402975.6A
Other languages
Chinese (zh)
Inventor
詹淳崵
赵长亮
蒋燕
周士升
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Fengchuan Electronic Technology Co ltd
Original Assignee
Suzhou Fengchuan Electronic Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Suzhou Fengchuan Electronic Technology Co ltd filed Critical Suzhou Fengchuan Electronic Technology Co ltd
Priority to CN201911402975.6A priority Critical patent/CN113118810A/en
Publication of CN113118810A publication Critical patent/CN113118810A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B23Q3/08—Work-clamping means other than mechanically-actuated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B23Q3/08—Work-clamping means other than mechanically-actuated
    • B23Q3/088—Work-clamping means other than mechanically-actuated using vacuum means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jigs For Machine Tools (AREA)

Abstract

The invention discloses a clamping jig for electronic product parts, which comprises a substrate, a carrier plate and a cover plate, wherein the carrier plate is fixedly arranged on the upper surface of the substrate, the upper surface of the carrier 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, the upper surface of the substrate is provided with a plurality of shallow grooves corresponding to annular grooves on the carrier plate, the shallow grooves are in through connection with air holes on the carrier plate, at least one second air hole in through connection with a vacuum generator is arranged in each shallow groove, the outer side of each shallow groove is provided with a second annular groove arranged along the circumferential direction of. According to the invention, the vacuum adsorption is adopted to match the pressing plate and the pressure head mechanism, so that the workpiece is accurately positioned and stably clamped, the stability of clamping the workpiece is improved, and the subsequent machining precision of the workpiece is ensured.

Description

Clamping jig for electronic product parts
Technical Field
The invention relates to a clamping jig for electronic product parts, and belongs to the field of machining.
Background
The tool clamp is a component for assisting production and processing, which is very common in the industrial manufacturing industry, and is used for fixing a workpiece to be processed so as to facilitate the transportation of the workpiece or a related processing technology; in particular, when performing CNC machining (CNC, computer numerical control machine, or numerically controlled machine tool for short), a workpiece to be machined is often clamped and fixed by a tool fixture.
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 clamping jig for the electronic product parts is used for adsorbing and fixing a workpiece in a vacuum adsorption mode, and is matched with a pressing plate and a pressing head mechanism to realize accurate positioning and stable clamping of the workpiece, the adsorption force on the workpiece is more uniform, the stability of clamping the workpiece is further improved, and the subsequent machining precision of the workpiece is ensured.
In order to achieve the purpose, the invention adopts the technical scheme that: a clamping jig for electronic product parts 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;
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 aspect, the air holes are provided at intersections of the vent grooves.
2. In the above scheme, two opposite edges of the carrier plate are respectively provided with a long strip-shaped annular groove.
3. In the above scheme, the area surrounded by the second annular groove is larger than the area surrounded by the annular groove.
4. In the above scheme, the carrier plate is a flexible carrier plate.
5. In the above scheme, the carrier plate is an epoxy resin plate or a glass fiber plate.
6. In the above scheme, the number of the pressure head mechanisms is 8, and two pressure head mechanisms are respectively arranged at four edges of the base plate in a group.
7. In the above scheme, handles are respectively installed on two opposite side surfaces of the cover plate.
8. In the above aspect, the handle is attached to a side surface of the short side of the cover plate.
9. In the above scheme, the driving assembly is an air cylinder.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1. the clamping jig for the electronic product parts 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 workpiece processing 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 invention relates to a clamping jig for electronic product parts.A plurality of annular grooves are arranged on the upper surface of a carrier plate and are positioned under a workpiece, a plurality of staggered 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, sealing rings are embedded in the annular grooves, the workpiece is adsorbed and fixed in a vacuum adsorption mode, preliminary setting of the workpiece is facilitated, the workpiece is tightly attached to the carrier plate, and then a pressing plate and a pressing head mechanism are matched to realize accurate positioning and stable clamping of the workpiece; furthermore, the shallow grooves corresponding to the annular grooves on the support plate are formed in the upper surface of the base plate, the air holes on the shallow grooves and the support plate correspond to through connection, at least one second air hole in through connection with a vacuum generator is formed in each shallow groove, the second annular groove circumferentially arranged along the shallow grooves is formed in the outer side of each shallow groove, the sealing rings are embedded in the second annular grooves, the shallow grooves are arranged and matched with the air holes on the support plate to provide a space for air equalization buffering, so that the adsorption force of each air hole on the support plate to 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 processing precision of the workpiece is guaranteed.
Drawings
FIG. 1 is a schematic structural view of a clamping jig for electronic product parts according to the present invention;
FIG. 2 is a structural front view of a pressing head mechanism of the clamping jig for electronic product parts, according to the present invention;
FIG. 3 is a first structural schematic diagram of a pressure head mechanism of the clamping jig for electronic product parts, according to the invention;
FIG. 4 is a schematic structural diagram of a pressure head mechanism of the clamping jig for electronic product parts, which is disclosed by the invention;
FIG. 5 is an enlarged view of a portion of the structure of FIG. 4;
FIG. 6 is a schematic structural view of a connecting rotating plate of the clamping jig for electronic product parts according to the present invention;
FIG. 7 is a schematic view of a fixing seat of the clamping fixture for electronic product parts according to the present invention;
FIG. 8 is a schematic structural diagram of a carrier plate of the clamping jig for electronic product parts according to the present invention;
fig. 9 is a schematic structural diagram of a substrate of the clamping jig for electronic product parts according to the present invention.
In the above drawings: 1. a substrate; 2. a carrier plate; 3. a workpiece; 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; 7. a handle; 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: a clamping jig for electronic product parts comprises a base plate 1, a carrier plate 2 and a cover plate 5, wherein the carrier plate 2 is fixedly arranged on the upper surface of the base plate 1, the upper surface of the carrier 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;
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 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 area surrounded by the second annular groove 15 is larger than the area surrounded by the annular groove 10; the carrier plate 2 is an epoxy resin plate;
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 piece 615 is 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 piece 615 is in contact connection with the outer side surface of the connecting rotating plate 614.
Example 2: a clamping jig for electronic product parts comprises a base plate 1, a carrier plate 2 and a cover plate 5, wherein the carrier plate 2 is fixedly arranged on the upper surface of the base plate 1, the upper surface of the carrier 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;
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 carrier plate 2 is 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; 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; the driving module 607 is a cylinder;
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 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.
When the clamping jig for the electronic product parts 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 parts, the force and the stability of the warping pressure plate for pressing and holding the cover plate are enhanced, the conditions of shaking, tool vibration, tool lines and the like caused by insufficient clamping force during workpiece processing 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, 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, 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 (10)

1. The utility model provides a clamping tool for electronic product 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 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);
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 clamping jig for the electronic product parts as claimed in claim 1, wherein: the air holes (12) are arranged at the intersection of the vent grooves (11).
3. The clamping jig for the electronic product parts 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).
4. The clamping jig for the electronic product parts as claimed in claim 1, wherein: the area enclosed by the second annular groove (15) is larger than the area enclosed by the annular groove (10).
5. The clamping jig for the electronic product parts as claimed in claim 1, wherein: the carrier plate (2) is a flexible carrier plate.
6. The clamping jig for the electronic product parts as claimed in claim 5, wherein: the carrier plate (2) is an epoxy resin plate or a glass fiber plate.
7. The clamping jig for the electronic product parts as claimed in claim 1, wherein: the number of the pressure head mechanisms (6) is 8, and two pressure head mechanisms are respectively arranged at the four edges of the base plate (1).
8. The clamping jig for the electronic product parts as claimed in claim 1, wherein: and two opposite side surfaces of the cover plate (5) are respectively provided with a handle (7).
9. The clamping jig for the electronic product parts as claimed in claim 5, wherein: the handle (7) is mounted on the side surface of the short side of the cover plate (5).
10. The clamping jig for the electronic product parts as claimed in claim 1, wherein: the driving component (607) is a cylinder.
CN201911402975.6A 2019-12-31 2019-12-31 Clamping jig for electronic product parts Pending CN113118810A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911402975.6A CN113118810A (en) 2019-12-31 2019-12-31 Clamping jig for electronic product parts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911402975.6A CN113118810A (en) 2019-12-31 2019-12-31 Clamping jig for electronic product parts

Publications (1)

Publication Number Publication Date
CN113118810A true CN113118810A (en) 2021-07-16

Family

ID=76769040

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911402975.6A Pending CN113118810A (en) 2019-12-31 2019-12-31 Clamping jig for electronic product parts

Country Status (1)

Country Link
CN (1) CN113118810A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113878517A (en) * 2021-10-21 2022-01-04 合肥欣奕华智能机器有限公司 A carry dish clamping position mechanism for high dynamic equipment

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07283174A (en) * 1994-04-13 1995-10-27 Murata Mfg Co Ltd Dicing device
JP2000225492A (en) * 1999-02-02 2000-08-15 Mitsubishi Electric Corp Device for conveying beltlike work
CN204935193U (en) * 2015-08-24 2016-01-06 上海春田机械有限公司 Vertical grooving machine back material stopping gripping mechanism
CN206982265U (en) * 2017-05-14 2018-02-09 赵凯 A kind of material feed clamping device of short axle
CN207205926U (en) * 2017-08-25 2018-04-10 东莞市亿厚电子科技有限公司 The localization tool that a kind of mobile phone battery cover is laterally processed
CN207205929U (en) * 2017-09-15 2018-04-10 沈阳东友航空技术有限公司 Hydraulic-driven clamp fixture is used in a kind of pipe fitting processing
CN208034169U (en) * 2018-03-22 2018-11-02 富士智能机电（珠海）有限公司 A kind of mirror circle clamp mechanism
CN110253310A (en) * 2018-03-12 2019-09-20 湖北乾奥建设工程有限公司 The fast pneumatic clip claw mechanism of accessory building template cutting

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07283174A (en) * 1994-04-13 1995-10-27 Murata Mfg Co Ltd Dicing device
JP2000225492A (en) * 1999-02-02 2000-08-15 Mitsubishi Electric Corp Device for conveying beltlike work
CN204935193U (en) * 2015-08-24 2016-01-06 上海春田机械有限公司 Vertical grooving machine back material stopping gripping mechanism
CN206982265U (en) * 2017-05-14 2018-02-09 赵凯 A kind of material feed clamping device of short axle
CN207205926U (en) * 2017-08-25 2018-04-10 东莞市亿厚电子科技有限公司 The localization tool that a kind of mobile phone battery cover is laterally processed
CN207205929U (en) * 2017-09-15 2018-04-10 沈阳东友航空技术有限公司 Hydraulic-driven clamp fixture is used in a kind of pipe fitting processing
CN110253310A (en) * 2018-03-12 2019-09-20 湖北乾奥建设工程有限公司 The fast pneumatic clip claw mechanism of accessory building template cutting
CN208034169U (en) * 2018-03-22 2018-11-02 富士智能机电（珠海）有限公司 A kind of mirror circle clamp mechanism

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113878517A (en) * 2021-10-21 2022-01-04 合肥欣奕华智能机器有限公司 A carry dish clamping position mechanism for high dynamic equipment
CN113878517B (en) * 2021-10-21 2023-09-12 合肥欣奕华智能机器股份有限公司 Carrier plate clamping and positioning mechanism for high-dynamic equipment

Similar Documents

Publication Publication Date Title
CN213410380U (en) Workpiece grabbing device on numerical control machine tool
CN113118810A (en) Clamping jig for electronic product parts
CN110977542A (en) Processing jig for notebook computer parts
CN202137592U (en) Rocker arm machining device
CN113118813A (en) CNC machine station for processing metal shell of electronic product
CN211490546U (en) Clamp for machining center metal parts
CN211490608U (en) Machining device for notebook computer parts
CN211490609U (en) CNC is anchor clamps for finish machining
CN106272504A (en) A kind of Novel industrial robot handgrip
CN215035448U (en) Special vacuum chuck special-shaped tool for bottom plate
CN110948273A (en) Machining device for notebook computer parts
CN113118811A (en) CNC equipment of electron product accessory processing
CN211490549U (en) Metal part machining center based on precise machining
CN205927964U (en) A fixture for cavity liquid cooling box machining
CN110977561A (en) CNC is anchor clamps for finish machining
CN216063990U (en) Automatic assembly and paster equipment of plastic parts
CN113118812A (en) Stable CNC machine tool fixture
CN211490550U (en) CNC precision machining equipment for electronic product accessories
CN110977543A (en) Metal part machining center based on precise machining
CN211249256U (en) Clamping auxiliary device for machine tool
CN210334905U (en) Robot welding jig
CN211490553U (en) Processing jig for notebook computer parts
CN110977547A (en) CNC precision machining equipment for electronic product accessories
CN211889915U (en) High-precision CNC positioning fixture
CN211889914U (en) Clamping jig for CNC (computer numerical control) machining

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20210716