Jig for machining keyboard area of shell part

Abstract

The utility model discloses a jig for processing a keyboard area of a shell part. The jig comprises a lower die and a hold-down mechanism connected with the lower die, the lower die comprises a lower die base, a lower die plate which is used for bearing the shell part and is arranged at the upper end of the lower die base, a plurality of positioning mechanisms which are arranged on the lower die plate and are used for positioning the shell part, and an adsorption mechanism which is arranged on the lower die plate and is used for adsorbing the shell part; the pressing and holding mechanisms are symmetrically arranged on the two sides of the lower die and each comprise a driving unit connected with the lower die plate, a transmission assembly with one end connected with the driving unit and a pressing and holding block connected with the other end of the transmission assembly. The driving unit can drive the two pressing and holding blocks to move in the direction close to the lower die plate so that the pressing and holding blocks can press and hold the two sides of the keyboard area of the shell part, and the driving unit drives the pressing and holding blocks to move in the direction away from the lower die plate so that pressing and holding of the shell part can be released. And the tooling can directly pick up the shell part for subsequent processing, so that the processing steps are simplified, and the processing time is saved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to notebook spare part processing technical field, concretely relates to a tool for processing keyboard area of shell spare. BACKGROUND

[0002] The shell spare of notebook computer installs the keyboard's this face shell spare as C spare, C spare is equipped with hollow keyboard area to install keyboard therein, so that keyboard can stably embed C spare, and with mainboard and other components correct connection. In order to guarantee that keyboard installation is stable, hollow keyboard area needs to be processed in CNC, and the tool for fixing shell spare is one of the essential tools in the CNC process, to guarantee that workpiece keeps correct relative position in the CNC process.

[0003] Traditional tool includes lower mould and cover plate mutually matched with lower mould and located above lower mould, hollow cavity for exposing keyboard area is formed in cover plate, and the rest of cover plate can cover shell spare, and with lower mould, the fastening of shell spare is completed. But such tool, before end gripper picks up workpiece, needs to pick up and move cover plate to expose workpiece completely, and then picks up workpiece, and such processing process is more complicated, and reduces processing efficiency. UTILITARIAN CONTENT

[0004] In view of the technical problems existing in prior art, the utility model provides a tool for processing keyboard area of shell spare.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A tool for processing keyboard area of shell spare, comprising:

[0007] Lower mould, the lower mould includes lower mould base, lower mould plate for bearing shell spare and being arranged on the upper end of the lower mould base, a plurality of positioning mechanisms arranged on the lower mould plate for positioning shell spare and suction mechanisms arranged on the lower mould plate for suctioning the shell spare;

[0008] Pressing mechanism, symmetrically arranged on both sides of the lower mould, both the pressing mechanisms include the drive unit detachably connected with the lower mould plate, the transmission assembly connected with one end of the drive unit and the pressing block connected with the other end of the transmission assembly, the drive unit can drive both the pressing blocks to move reversely, the pressing block moves towards the direction close to the lower mould plate to make the pressing block can press on both sides of the keyboard area of shell spare, and the pressing block moves towards the direction away from the lower mould plate to make the pressing block can release the pressing of the shell spare.

[0009] Further, each positioning mechanism comprises a positioning cavity formed in the surface of the lower mold plate, a positioning block detachably connected in the positioning cavity, and a positioning pin connected with the positioning block, the positioning pin partially extends out of the positioning cavity.

[0010] Further, the surface of the lower mold plate has a first protruding part and a second protruding part protruding towards a direction away from the surface of the lower mold plate, the first protruding part and the second protruding part are arranged at intervals along the width direction of the lower mold plate, a plurality of load protruding parts for bearing the shell part are arranged at intervals between the first protruding part and the second protruding part, the load protruding parts are capable of corresponding to the positions of the pressing blocks and being located at both sides of the length direction of the keyboard area when the shell part is fixed by the pressing blocks.

[0011] The second protruding part comprises two first protruding subparts arranged at intervals along the length direction of the lower mold plate and a second protruding subpart connected between the two first protruding subparts.

[0012] Further, the adsorption mechanism comprises a first sealing groove arranged in the first protruding part, a first adsorption area surrounded by the first sealing groove, a plurality of first adsorption holes and a plurality of first auxiliary supports arranged in the first adsorption area, a second sealing groove arranged in the first protruding subpart, a second adsorption area surrounded by the second sealing groove, and a plurality of second adsorption holes and a plurality of second auxiliary supports arranged in the second adsorption area, the first adsorption holes and the second adsorption holes are capable of communicating with the air source, and the first adsorption holes and the second adsorption holes are respectively located at both sides of the width direction of the keyboard area when the shell part is fixed by the pressing blocks.

[0013] Further, a plurality of third adsorption holes are arranged at intervals on the second protruding subpart, the third adsorption holes are capable of communicating with the air source.

[0014] Further, the lower mold base comprises a lower mold bottom plate detachably connected at the lower end of the lower mold plate and a plurality of supporting feet connected at the lower end of the lower mold bottom plate, the surface of the lower mold bottom plate is provided with a third sealing groove, the surface of the lower mold bottom plate is also provided with a plurality of adsorption cavities capable of being surrounded by the third sealing groove, adjacent adsorption cavities are capable of communicating with each other, the adsorption cavities are capable of communicating with the first adsorption holes, the second adsorption holes and the third adsorption holes, and a through hole with one end communicating with the adsorption cavities and the other end capable of communicating with the air source is also formed in the middle part of the lower mold bottom plate.

[0015] Further, the bottom surface of the lower mold bottom plate is provided with at least two lower mold positioning holes.

[0016] Further, a connecting hole for connecting a brush is formed in the outer wall of the lower mold plate.

[0017] Further, the lower die plate is provided with a recessed position on each side, each of the recessed positions is connected with the driving unit through a connecting block, the connecting block comprises a connecting part in inverted L-shaped structure detachably connected with the recessed position and a horizontal part connected with the connecting part, the surface of the connecting part is detachably connected with a positioning support, the positioning support is provided with a positioning groove capable of cooperating with the transmission assembly, and the horizontal part is screwed with the driving unit.

[0018] Further, the transmission assembly comprises a main rod having one end connected with the driving unit and the other end connected with the pressing block, a connecting column arranged on the surface of the horizontal part and located on one side of the connecting part, and two connecting rods having one end connected with the connecting column and the other end connected with the main rod, the two connecting rods are connected on both sides of the main rod, and the driving unit can drive the main rod to reciprocate so that the main rod can enter / exit the positioning groove.

[0019] In summary, the beneficial effects of the present utility model are as follows: 1. Before the end picker picks the workpiece, the traditional jig needs to move the cover plate to expose the workpiece, which is complicated. After the pressing block is driven away from the workpiece by the driving unit, the shell part can be completely exposed, and the end picker can directly pick, which simplifies the processing steps, saves time and improves the overall processing efficiency. 2. The shell part can be fixed in a full-range fixing mode. The full-range fixing mode of adsorption on the width sides and cooperation of the length sides with the bearing protrusions enables the shell part to be fixed stably and firmly during processing, meeting the requirements of processing stability. 3. The first, second and bearing protrusions support the workpiece before adsorption, and the auxiliary support in the first and second adsorption areas increases the support points, avoiding deformation of the thin shell part due to adsorption or processing. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a schematic view of the three-dimensional structure of the shell part processed.

[0021] Figure 2 is a structure schematic view of the jig provided by the present utility model for processing the keyboard area of the shell part.

[0022] Figure 3 is Figure 2 is a local enlarged view of A part in the middle.

[0023] Figure 4 is Figure 2 is a structure schematic view of the jig fixed with the shell part in the middle.

[0024] Figure 5 is a top view of the lower die plate in the present utility model.

[0025] Figure 6It is the three-dimensional structure schematic view of the lower die seat in the utility model.

[0026] Figure 7 It is the three-dimensional structure schematic view of the positioning support in the utility model.

[0027] In the drawing, 100 - shell piece, 110 - keyboard area, 200 - lower die seat, 210 - lower die base plate, 211 - third sealing groove, 212 - adsorption cavity, 213 - through hole, 220 - support foot, 300 - lower die plate, 310 - first protruding part, 320 - second protruding part, 321 - first protruding part, 322 - second protruding part, 3220 - third adsorption hole, 330 - bearing protrusion, 340 - connecting hole, 350 - recessed position, 400 - positioning mechanism, 410 - positioning block, 420 - positioning pin, 500 - adsorption mechanism, 510 - first sealing groove, 520 - first adsorption area, 530 - first adsorption hole, 540 - first auxiliary support, 550 - second sealing groove, 560 - second adsorption area, 570 - second adsorption hole, 580 - second auxiliary support, 600 - pressing mechanism, 610 - driving unit, 620 - transmission assembly, 621 - main rod, 622 - connecting column, 623 - connecting rod, 630 - pressing block, 700 - connecting block, 710 - connecting part, 720 - horizontal part, 800 - positioning support, 810 - positioning groove. DETAILED DESCRIPTION

[0028] The utility model is further explained below in combination with specific drawing.

[0029] Please refer to Figure 1 The shell piece 100 is C piece in notebook shell piece, and the hollow keyboard area 110 is arranged on the C piece for installing keyboard.

[0030] Please refer to Figure 2 And Figure 3The utility model provides a kind of jig for shell piece keyboard area processing, including lower mould and the pressure holding mechanism 600 connected with lower mould.Just including lower mould base 200, the lower mould plate 300 for carrying shell piece 100 and being located on the upper end of lower mould base 200, the positioning mechanism 400 for being located on lower mould plate 300 to be used for positioning shell piece 100 and the suction mechanism 500 for being located on lower mould plate 300 to be used for suctioning shell piece 100 at shell piece 100 lower end.Two sides of lower mould are symmetrically provided with pressure holding mechanism 600, and two pressure holding mechanisms 600 all include the drive unit 610 detachably connected with lower mould plate 300, the transmission assembly 620 with one end being connected with drive unit 610 and the pressure holding block 630 with other end being connected with transmission assembly 620.Drive unit 610 preferably adopts cylinder, and drive unit 610 can drive two pressure holding blocks 630 to move over.The direction of pressure holding block 630 is moved to the direction close to lower mould plate 300 to enable pressure holding block 630 to hold on both sides of keyboard area 110 of shell piece 100, and the direction of pressure holding block 630 is moved to the direction away from lower mould plate 300 to enable pressure holding block 630 to release the holding of shell piece 100.After shell piece 100 is placed on lower mould plate 300, lower end is suctioned and fixed to workpiece by suction mechanism 500, drive unit 610 is started to drive pressure holding block 630 to hold on both sides of keyboard area 110 on the upper end of workpiece, and the remaining part of shell piece 100 is not shielded or covered, after the CNC processing of keyboard area 110 of shell piece 100, drive unit 610 is driven to move away from workpiece by pressure holding block 630, and shell piece 100 can be completely exposed, end pick-up can be directly contacted with workpiece and complete pick-up operation to shell piece 100, convenient for directly subsequent processing, simplify processing steps, save processing time, help to improve work efficiency.

[0031] Please refer to Figure 5 Each positioning mechanism 400 includes positioning cavity being opened in the surface of lower mould plate 300, positioning block 410 being detachably connected in positioning cavity and positioning pin 420 being connected with positioning block 410, and positioning block 410 is screwed with lower mould base 200 by bolt, and positioning pin 420 partially extends outside positioning cavity.The position of positioning pin 420 is adapted with the position of processing hole on shell piece 100, can accurately determine the position of shell piece 100 on lower mould plate 300, ensure that shell piece 100 is in the same position each time processing, guarantee processing precision and consistency.

[0032] Please continue to refer to Figure 5, the surface of the lower mold plate 300 has a first protruding part 310 and a second protruding part 320 protruding towards the direction away from the surface of the lower mold plate 300, the first protruding part 310 and the second protruding part 320 are arranged at intervals along the width direction of the lower mold plate 300, and a plurality of bearing protrusions 330 for bearing the shell piece 100 are arranged at intervals between the first protruding part 310 and the second protruding part 320. When the shell piece 100 is fixed by pressing, the bearing protrusions 330 can correspond to the positions of the pressing blocks 630 and be located on both sides of the length direction of the keyboard area 110. The second protruding part 320 includes two first protruding subparts 321 arranged at intervals along the length direction of the lower mold plate 300 and a second protruding subpart 322 connected between the two first protruding subparts 321. After the shell piece 100 is positioned, before the communication with the air source for adsorption, the first protruding part 310 and the second protruding part 320 support the workpiece on both sides of the width direction of the keyboard area 110, and the plurality of bearing protrusions 330 can support on both sides of the length direction of the keyboard area 110, which is a full range of support to prevent the thin piece from deforming due to adsorption.

[0033] Please continue to refer to Figure 5 The adsorption mechanism 500 includes a first sealing groove 510 arranged in the first protruding part 310, a first adsorption area 520 surrounded by the first sealing groove 510, a plurality of first adsorption holes 530 and a plurality of first auxiliary supports 540 arranged in the first adsorption area 520, a second sealing groove 550 arranged in the first protruding subpart 321, a second adsorption area 560 surrounded by the second sealing groove 550, and a plurality of second adsorption holes 570 and a plurality of second auxiliary supports 580 arranged in the second adsorption area 560. When the shell piece 100 is fixed by pressing, the first adsorption holes 530 and the second adsorption holes 570 are respectively located on both sides of the width direction of the keyboard area 110. A plurality of third adsorption holes 3220 are arranged at intervals on the second protruding subpart 322, and the first adsorption holes 530, the second adsorption holes 570 and the third adsorption holes 3220 can be communicated with the air source. The first sealing groove 510 and the second sealing groove 550 are embedded with sealing rings to ensure air tightness, the third adsorption holes 3220 are located on the same side of the second adsorption holes 570, and together with the first adsorption holes 530, they adsorb and fix the workpiece on both sides of the width direction of the keyboard area 110, while the length direction is fixed by the cooperation of the pressing blocks 630 and the bearing protrusions 330. This full range of fixing method makes the shell piece 100 fixed stably and firmly during processing, meeting the requirements for the stability of the workpiece during processing. Moreover, the plurality of first auxiliary supports 540 distributed in the first adsorption area 520 and the plurality of second auxiliary supports 580 in the second adsorption area 560 can increase the support points and also avoid the deformation of the shell piece 100 caused by the adsorption operation of the adsorption area.

[0034] The lower die base 200 comprises a lower die base plate 210 detachably connected at the lower end of the lower die plate 300 and a plurality of supporting feet 220 connected at the lower end of the lower die base plate 210, and the lower die base plate 210 and the supporting feet 220 are preferably connected and fixed by bolt connection, and the surface of the lower die base plate 210 is provided with a third sealing groove 211. Please refer to Figure 6 , the surface of the lower die base plate 210 is also provided with a plurality of adsorption cavities 212 which can be surrounded by the third sealing groove 211, adjacent adsorption cavities 212 can communicate with each other, the adsorption cavities 212 can communicate with the first adsorption hole 530, the second adsorption hole 570 and the third adsorption hole 3220, and the middle part of the lower die base plate 210 is also provided with a through hole 213 which is communicated with the adsorption cavity 212 at one end and can be communicated with the gas source at the other end. The gas source enters each adsorption cavity 212 through the through hole 213, realizing centralized gas supply. This design enables the gas source to efficiently provide stable gas pressure for each adsorption area, ensuring the reliability of the adsorption force, simplifying the gas supply structure and improving the working efficiency of the adsorption system. The third sealing groove 211 is embedded with a sealing ring, which effectively guarantees the airtightness of the adsorption mechanism 500.

[0035] The bottom surface of the lower die base plate 210 is provided with at least two lower die positioning holes, which are used to quickly position the jig on the CNC machine table. After the jig is positioned, the supporting feet 220 are in contact with the CNC machine table, facilitating quick disassembly of the jig.

[0036] Please refer to Figure 4 , the outer wall of the lower die plate 300 is provided with a connecting hole 340 for connecting the brush. After the brush is installed, the brush can wipe the tool to timely remove the chips attached to the tool, ensuring that the tool always maintains good cutting state and maintains machining accuracy.

[0037] The lower die plate 300 is provided with a recessed position 350 on each side, and each recessed position 350 is connected with the driving unit 610 through a connecting block 700. The connecting block 700 comprises a connecting part 710 which is detachably connected with the recessed position 350 and has an inverted L-shaped structure, and a horizontal part 720 connected with the connecting part 710, and the connecting part 710 and the horizontal part 720 are connected vertically. The surface of the connecting part 710 is connected with a positioning support 800 by bolts, please refer to Figure 7 , the positioning support 800 is provided with a positioning groove 810 which can cooperate with the transmission assembly 620, and the horizontal part 720 is screwed with the driving unit 610.

[0038] The transmission assembly 620 comprises a main rod 621 having one end connected with the driving unit 610 and the other end connected with the pressing block 630, a connecting column 622 arranged on the surface of the horizontal part 720 and located on one side of the connecting part 710, and two connecting rods 623 having one end connected with the connecting column 622 and the other end connected with the main rod 621, and the two connecting rods 623 are respectively connected on both sides of the main rod 621. The driving unit 610 can drive the main rod 621 to reciprocate so that the main rod 621 can enter / exit the positioning groove 810. The positioning support 800 is provided with the positioning groove 810 matched with the transmission assembly 620. The reciprocating movement of the main rod 621 under the action of the driving unit 610 can be along the positioning groove 810, so as to accurately limit the movement track of the transmission assembly 620, ensure the accurate and stable movement of the pressing block 630, and make the pressing block 630 accurately press on both sides of the keyboard area 110 of the shell part 100, thereby improving the accuracy and stability of processing. The piston rod of the driving unit 610 can be extended to move the pressing block 630 to the direction close to the shell part 100 until the shell part 100 is pressed, and the retraction of the piston rod can drive the pressing block 630 to release the pressing and fixing of the shell part 100, thereby realizing automatic control and being convenient to use.

[0039] The present jig has the following advantages: 1. The traditional jig needs to move the cover plate to expose the workpiece before the end picker picks up the workpiece, which is complicated. However, the present jig can expose the shell part 100 completely after the driving unit 610 drives the pressing block 630 to move away from the workpiece, so that the end picker can directly pick up, thereby simplifying the processing steps, saving time and improving the overall processing efficiency. 2. The shell part 100 can be fixed in a full-range fixing mode. The full-range fixing mode of the width two-side adsorption, length two-side pressing and the cooperation of the bearing protrusion 330 can make the shell part 100 fixed stably and firmly during processing, thereby meeting the requirements of processing stability. 3. The first and second protrusions support the workpiece before adsorption, and the auxiliary support in the first and second adsorption areas increases the support points, thereby avoiding the deformation of the thin shell part 100 caused by adsorption or processing.

[0040] The above is only an embodiment of the present application, and does not limit the patent range of the present application. Any equivalent structure, direct or indirect application in other related technical fields according to the content of the present application and the drawings, is also within the patent protection range of the present application.

Claims

1. A fixture for machining the keyboard area of ​​a housing component, characterized in that, The utility model relates to a shell moulding device, which comprises: a lower mould base, a lower mould plate for bearing a shell piece and arranged at the upper end of the lower mould base, a plurality of positioning mechanisms arranged on the lower mould plate for positioning the shell piece, and a suction mechanism arranged on the lower mould plate for suctioning the shell piece; two pressing mechanisms symmetrically arranged on both sides of the lower mould, each of the two pressing mechanisms comprising a driving unit detachably connected to the lower mould plate, a transmission assembly connected to one end of the driving unit, and a pressing block connected to the other end of the transmission assembly, the driving unit being capable of driving the two pressing blocks to move in a flipping manner, the pressing block moving towards the lower mould plate to enable the pressing block to press on both sides of the keyboard area of the shell piece, and the pressing block moving away from the lower mould plate to enable the pressing block to release the pressing on the shell piece.

2. The jig for processing a housing member keyboard area according to claim 1, characterized by: Each of the positioning mechanisms comprises a positioning cavity opened on the surface of the lower mould plate, a positioning block detachably connected in the positioning cavity, and a positioning pin connected to the positioning block, the positioning pin partially extending out of the positioning cavity.

3. The jig for processing a housing member keyboard area according to Claim 1, characterized by: The surface of the lower mould plate has a first protruding part and a second protruding part protruding towards the direction away from the surface of the lower mould plate, the first protruding part and the second protruding part being arranged at intervals along the width direction of the lower mould plate, a plurality of bearing protrusions for bearing the shell piece being arranged at intervals between the first protruding part and the second protruding part, the bearing protrusions being capable of corresponding to the positions of the pressing blocks and being located on both sides of the length direction of the keyboard area when the shell piece is pressed and fixed. The second protruding part comprises two first protruding subparts arranged at intervals along the length direction of the lower mould plate, and a second protruding subpart connected between the two first protruding subparts.

4. The jig for processing a housing member keyboard area according to claim 3, characterized by: The suction mechanism comprises a first sealing groove arranged in the first protruding part, a first suction area surrounded by the first sealing groove, a plurality of first suction holes and a plurality of first auxiliary supports arranged in the first suction area, a second sealing groove arranged in the first protruding subpart, a second suction area surrounded by the second sealing groove, and a plurality of second suction holes and a plurality of second auxiliary supports arranged in the second suction area, the first suction holes and the second suction holes being capable of being communicated with a gas source, and the first suction holes and the second suction holes being respectively located on both sides of the width direction of the keyboard area when the shell piece is pressed and fixed.

5. The jig for processing a housing member keyboard area according to claim 4, characterized by: A plurality of third suction holes are arranged at intervals on the second protruding subpart, the third suction holes being capable of being communicated with the gas source.

6. The jig for processing a housing member keyboard area according to claim 5, characterized by: The lower die base comprises a lower die bottom plate detachably connected to the lower end of the lower die plate and a plurality of supporting pads connected to the lower end of the lower die bottom plate, the surface of the lower die bottom plate is provided with a third sealing groove, the surface of the lower die bottom plate is also provided with a plurality of adsorption cavities surrounded by the third sealing groove, adjacent adsorption cavities can communicate with each other, the adsorption cavities can communicate with the first adsorption hole, the second adsorption hole and the third adsorption hole, and the middle part of the lower die bottom plate is also provided with a through hole with one end communicating with the adsorption cavity and the other end communicating with the gas source.

7. The jig for processing a housing member keyboard area according to Claim 6, wherein: The bottom surface of the lower die bottom plate is provided with at least two lower die positioning holes.

8. The jig for processing a housing member keyboard area according to Claim 3, characterized by: The outer wall of the lower die plate is provided with a connecting hole for connecting a brush.

9. The jig for processing a housing member keyboard area according to any one of claims 1 to 8, characterized by: Each of the two sides of the lower die plate is provided with a recessed position, each of the recessed positions is connected with the driving unit through a connecting block, the connecting block comprises a connecting part in inverted L-shaped structure detachably connected with the recessed position and a horizontal part connected with the connecting part, the surface of the connecting part is detachably connected with a positioning support, the positioning support is provided with a positioning groove capable of cooperating with the transmission assembly, and the horizontal part is screwed with the driving unit.

10. The jig for processing a housing member keyboard area according to Claim 9, wherein: The transmission assembly comprises a main rod with one end connected with the shaft of the driving unit and the other end connected with the pressing block, a connecting column arranged on the surface of the horizontal part and located on one side of the connecting part, and two connecting rods with one end connected with the connecting column and the other end connected with the main rod, the two connecting rods are connected on both sides of the main rod, and the driving unit can drive the main rod to reciprocate so that the main rod can enter / exit the positioning groove.

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