CN214322612U

CN214322612U - CNC auxiliary positioning device

Info

Publication number: CN214322612U
Application number: CN202120349276.6U
Authority: CN
Inventors: 刘胜刚
Original assignee: Shenzhen Xinlianxing Precision Die Casting Co ltd
Current assignee: Shenzhen Xinlianxing Precision Die Casting Co ltd
Priority date: 2021-02-07
Filing date: 2021-02-07
Publication date: 2021-10-01
Anticipated expiration: 2031-02-07

Abstract

The utility model relates to a CNC auxiliary positioning device, which comprises a base, the base is improved level the straight line and is provided with the spout, it is connected with the slider to slide in the spout, the spout uses the vertical central line of base to have four as the even array in center, be provided with on the base and be used for restricting the gliding stop gear of slider, the rigid coupling has the mounting panel on the roof of slider, the length direction perpendicular to slider's of mounting panel slip direction is provided with the backup pad on the mounting panel, the top of backup pad is provided with the fixture who is used for centre gripping cell-phone medium plate. When the staff was installing cell-phone medium plate centre gripping on CNC anchor clamps, four sliders on the base that slide to suitable position, it is fixed with each slider installation again, place the cell-phone medium plate in the backup pad again to use fixture fixed with cell-phone medium plate centre gripping, through adjusting cell-phone medium plate backup pad position all around, this application has the effect of cell-phone medium plate contained angle suitability.

Description

CNC auxiliary positioning device

Technical Field

The application relates to the field of clamps for mobile phone machining, in particular to a CNC auxiliary positioning device.

Background

At present, smart mobile phone equipment, especially high-end smart mobile phone all adopts metal medium plate, back lid in order to meet the demand of consumer to metal feel, but there are a lot of problems in the preparation of metal medium plate. The common processing mode of present smart mobile phone medium plate has three kinds: firstly, the whole is processed by CNC of sectional material, and the appearance is processed by anodic oxidation; the second is middle plate die-casting molding, and appearance inserts machined on the periphery are adopted after injection molding; the third mode is that special die-casting materials are adopted for integral die-casting forming, and the surface adopts a spraying process.

The patent with the publication number of CN207058083U discloses a clamp for CNC machining of a mobile phone middle plate, which comprises a bottom plate, wherein two rows of vertical plates are symmetrically arranged on the bottom plate, a die holder is arranged at the bottom ends of the two rows of vertical plates, a die plate is arranged on the die holder, the mobile phone middle plate can be movably placed on a forming die plate, a concave part and a convex edge are formed on the forming die plate, an ejecting component is arranged in a space between two adjacent vertical plates on two sides of the die holder in the width direction and comprises a driving device and an ejector rod, the driving device is fixedly connected with the die holder, the ejector rod is connected with the driving device and penetrates through the die holder from the bottom to the top, all the ejecting components are matched to act, and the ejector rod matched with each driving device is driven to move in the vertical direction, so that the mobile phone middle plate arranged on the forming die plate and completing the CNC machining is ejected to complete the material stripping.

With respect to the related art among the above, there are the following drawbacks: when mobile phones are of various models, the middle plates of the mobile phones of different models are different in size, the existing clamp can only clamp the middle plate of one size, after the processed mobile phone is replaced, the clamp needs to be customized again, and the processing cost is high.

SUMMERY OF THE UTILITY MODEL

In order to improve the suitability of anchor clamps, this application provides a CNC auxiliary positioning device.

The utility model provides a CNC auxiliary positioning device adopts following technical scheme:

the utility model provides a CNC auxiliary positioning device, includes the base, the base is improved level the straight line and is provided with the spout, it is connected with the slider to slide in the spout, the spout uses the vertical central line of base to have four as the even array in center, be provided with on the base and be used for restricting the gliding stop gear of slider, the rigid coupling has the mounting panel on the roof of slider, the length direction perpendicular to slider's of mounting panel slip direction, be provided with the backup pad on the mounting panel, the top of backup pad is provided with the fixture who is used for centre gripping cell-phone medium plate.

Through adopting above-mentioned technical scheme, the staff is when installing cell-phone medium plate centre gripping on CNC anchor clamps, the medium plate size of processing as required, four sliders to suitable positions on the base slide, it is fixed with each slider installation to reuse a stop gear, place the cell-phone medium plate in the backup pad again, and use fixture fixed with cell-phone medium plate centre gripping, through adjusting cell-phone medium plate backup pad position all around, can the various size of adaptation cell-phone medium plate installation centre gripping work, convenient to use.

Optionally, first stop gear includes first screw rod, threaded sleeve and handle, the perforation has been seted up to the vertical central line's that the base was kept away from to the spout one end, threaded sleeve rigid coupling is in the perforation, first screw rod sets up in the spout along spout length direction, the one end and the slider of first screw rod rotate to be connected, the other end and handle fixed connection, first screw rod screw thread is worn to establish in the threaded sleeve.

Through adopting above-mentioned technical scheme, when the staff carries out fixed work to the slider on the base, rotate the handle to drive first screw rod and rotate, through first screw rod and screw sleeve screw thread transmission, thereby make first screw rod promote the slider and remove in the spout on the base, can drive the backup pad that corresponds on the base and slide convenient to use.

Optionally, fixture includes splint, guide bar and elastic component, the top of backup pad is provided with the bearing platform that is used for keeping flat the medium plate, the vertical slip of guide bar is worn to establish in one side that the vertical central line of bottom plate was kept away from to the bearing platform, the horizontal rigid coupling of splint is on the top of guide bar, the elastic component is used for ordering about splint and is close to bearing platform.

Through adopting above-mentioned technical scheme, when the staff installed the cell-phone medium plate in the backup pad, upwards overcome elastic component elasticity with each splint in the backup pad earlier and pull up, lay the cell-phone medium plate between the bearing platform of splint and backup pad top again, loosen splint back, stimulate splint with cell-phone medium plate centre gripping in the backup pad under the elastic component effect, make cell-phone medium plate centre gripping simple to operate.

Optionally, protective layers are disposed on the top wall of the bearing platform and the bottom wall of the clamping plate.

Through adopting above-mentioned technical scheme, the cell-phone medium plate is put on the bearing platform and splint centre gripping cell-phone medium plate in-process, and the protective layer can effectively protect the cell-phone medium plate not by the fish tail, plays better guard action to cell-phone medium plate integrality.

Optionally, a locking bolt is connected to the top wall of the bearing platform through a vertical thread, and the locking bolt is used for abutting against the top wall of the clamping plate.

Through adopting above-mentioned technical scheme, install back between splint and bearing platform at the staff with cell-phone medium plate centre gripping, use the locking bolt, threaded connection is on the bearing platform roof to make the head butt of locking bolt at the roof of splint, thereby play spacing fixed action to the pressfitting at the splint of cell-phone medium plate roof, can further improve the installation stability of cell-phone medium plate.

Optionally, the backup pad slides along mounting panel length direction and sets up on the roof of mounting panel, the backup pad is provided with the multi-disc along the even interval of mounting panel length direction, be provided with between the backup pad and be used for keeping the linkage mechanism that the interval equals between the adjacent backup pad, be provided with on the mounting panel and be used for restricting the gliding second stop gear of backup pad.

Through adopting above-mentioned technical scheme, when installing the not unidimensional cell-phone medium plate, slide to suitable position with each mounting panel on the slider earlier, reuse link gear, order about each backup pad on the mounting panel and slide to the position that supports along the even multiple spot in the cell-phone medium plate edge that corresponds, can make the even atress in the course of working of edge of cell-phone medium plate, improve stability in the cell-phone medium plate course of working.

Optionally, the link gear includes fixed block and parallelogram hinge structure, the fixed block is fixed to be set up at the middle part of mounting panel, the fixed backup pad that is provided with on the fixed block, the both sides evenly distributed of fixed block has the backup pad of the same quantity, be connected through parallelogram hinge structure between the backup pad and between backup pad and the fixed block.

Through adopting above-mentioned technical scheme, lie in arbitrary backup pad of both ends edge on removing the mounting panel, can drive all the other backup pads synchronous movement under parallelogram hinge structure's transmission and keep the same interval to between each backup pad, save the staff and remove the backup pad one by one, convenient to use.

Optionally, the second limiting mechanism comprises a butterfly nut and a second screw, the second screw is fixedly connected to a support plate close to the end portion of the mounting plate along the length direction of the mounting plate, a butt plate is fixedly connected to the top wall of the mounting plate, an opening coaxial with the second screw is formed in the butt plate, the second screw is arranged in the opening in a penetrating mode, the butterfly nut is rotatably arranged on the surface, far away from the support plate, of the butt plate, and the second screw is in threaded connection with the butterfly nut.

Through adopting above-mentioned technical scheme, when the staff removed the backup pad on the mounting panel, rotated the butterfly nut on the butt board, through butterfly nut and second screw rod screw thread transmission, driven the second screw rod and removed on the mounting panel along self axial to drag each backup pad on the mounting panel and evenly arrange division convenient to use on the mounting panel.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when a worker clamps and installs the mobile phone middle plate on the CNC fixture, the four sliding blocks on the base are slid to proper positions, then the sliding blocks are installed and fixed, then the mobile phone middle plate is placed on the supporting plate, the mobile phone middle plate is clamped and fixed by using the clamping mechanism, and the mobile phone middle plate installing and clamping work of various sizes can be adapted by adjusting the positions of the supporting plates around the mobile phone middle plate, so that the use is convenient;

2. after the mobile phone middle plate is clamped and installed between the clamping plate and the bearing platform by a worker, the locking bolt is used and is in threaded connection with the top wall of the bearing platform, and the head of the locking bolt is abutted against the top wall of the clamping plate, so that the clamping plate pressed on the top wall of the mobile phone middle plate is limited and fixed, and the installation stability of the mobile phone middle plate can be further improved;

3. when the mobile phone middle plates with different sizes are installed, the mounting plates on the sliding blocks slide to proper positions, then the linkage mechanisms are used, the supporting plates on the mounting plates are driven to slide to positions where the supporting plates are supported along the edges of the corresponding mobile phone middle plates at multiple points, the edges of the mobile phone middle plates are stressed uniformly in the machining process, and the stability of the mobile phone middle plates in the machining process is improved.

Drawings

Fig. 1 is a schematic overall structure diagram of a positioning device according to an embodiment of the present application.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Description of reference numerals: 1. a base; 11. a chute; 2. a slider; 3. a first limit mechanism; 31. a first screw; 32. a threaded sleeve; 33. a handle; 4. mounting a plate; 5. a support plate; 6. a clamping mechanism; 61. a splint; 62. a guide bar; 63. an elastic member; 64. a supporting platform; 65. a protective layer; 66. locking the bolt; 7. a linkage mechanism; 71. a fixed block; 72. a parallelogram hinge structure; 8. a second limiting mechanism; 81. a butterfly nut; 82. a second screw; 83. abutting against the board.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses CNC auxiliary positioning device. Referring to fig. 1, the positioning device includes a base 1, four sliding blocks 2 are circumferentially and uniformly arranged on the top wall of the base 1 by taking the vertical central line of the base 1 as the center, and the four sliding blocks 2 are crossed and independently slide on the top wall of the base 1. The top of each sliding block 2 is integrally formed with a mounting plate 4, the mounting plate 4 is long, and the length direction of the mounting plate 4 is perpendicular to the sliding direction of the sliding block 2. All install backup pad 5 perpendicularly on the roof of every mounting panel 4, the top of backup pad 5 has the fixture 6 that is used for the centre gripping cell-phone medium plate.

Four sliding chutes 11 for the sliding block 2 to slide are arranged on the top wall of the base 1, and the four sliding chutes 11 are arranged in a cross shape. In order to limit the sliding of the sliding block 2 in the sliding groove 11, the base 1 is provided with a first limiting mechanism 3 for limiting the movement of the sliding block 2. First stop gear 3 includes first screw rod 31, threaded sleeve 32 and handle 33, and first screw rod 31 is established in every spout 11 along the length direction of spout 11, and the spout 11 is close to the one end at base 1 edge and is seted up the perforation that runs through to base 1 lateral wall, and threaded sleeve 32 coaxial welded fastening is in the perforation. One end of the first screw rod 31 is rotatably connected with the sliding block 2, the other end of the first screw rod passes through the threaded sleeve 32 and then is fixedly connected with the handle 33, the first screw rod 31 is in threaded connection with the threaded sleeve 32, and the handle 33 is rotated, so that the sliding block 2 is driven to move in the sliding groove 11 through threaded transmission between the first screw rod 31 and the threaded sleeve 32.

Be equipped with the slide rail along self length direction on the roof of mounting panel 4, backup pad 5 slides and connects on the slide rail, and backup pad 5 is equipped with the polylith side by side along 4 length direction of mounting panel. The adjacent supporting plates 5 are connected through a linkage mechanism 7, and the linkage mechanism 7 keeps the distance between the supporting plates 5 equal all the time. The supporting plate 5 is positioned and fixed on the mounting plate 4 through a second limiting mechanism 8.

In this embodiment, the link mechanism 7 includes a fixed block 71 and a parallelogram hinge structure 72. The number of the supporting plates 5 arranged on each mounting plate 4 is odd, the fixing blocks 71 are welded and fixed in the middle of the mounting plate 4, the fixing blocks 71 are welded and fixed with the supporting plates 5 arranged in the middle of the mounting plate 4, and the rest supporting plates 5 are uniformly distributed on two sides of the fixing blocks 71. The parallelogram hinge structures 72 are provided between the adjacent support plates 5 and between the support plates 5 to which the fixing blocks 71 integrally connected with the support plates 5 extend toward both sides. The parallelogram hinge structure 72 is composed of a plurality of scissors structures hinged in a crossing way, the hinge point of the crossing part in the scissors structures is arranged on the supporting plate 5 or the fixed block 71, the left side and the right side of each scissors structure are respectively provided with two movable end parts which are respectively hinged with the two movable ends of the scissors structures on the adjacent supporting plate 5 or the adjacent fixed block 71. Through the parallelogram hinge structure 72, when the support plate 5 located at the edge on the mounting plate 4 moves, the support plate 5 on the mounting plate 4 can be driven to expand towards the two sides by taking the fixed block 71 as the center.

The second limiting mechanism 8 includes a wing nut 81 and a second screw 82. The one end edge of mounting panel 4 is turned over perpendicularly and is turned over the perk and has butt joint board 83, and the trompil has been seted up along the length direction on the mounting panel 4, and second screw rod 82 establishes on the lateral wall of the backup pad 5 that is closest to butt joint board 83 on the mounting panel 4, and second screw rod 82 passes the trompil along mounting panel 4 length direction. The butterfly nut 81 is rotatably connected to the plate surface of the abutting plate 83 departing from the supporting plate 5, and is coaxial with the opening, and the butterfly nut 81 is in threaded connection with the second screw 82.

Fixture 6 in backup pad 5 includes splint 61, guide bar 62 and elastic component 63, and one side that the top of backup pad 5 is close to the base 1 center is equipped with smooth bearing platform 64, and guide bar 62 sets up in one side that bearing platform 64 is close to the base 1 edge, and guide bar 62 slides along vertical direction and wears to establish in backup pad 5. The clamping plate 61 is welded and fixed with the top end of the guide rod 62, and the clamping plate 61 is positioned right above the bearing platform 64. Protective layers 65 are arranged on the supporting platform 64 and on the bottom wall of the clamping plate 61, and are used for protecting the surface coating of the middle plate of the mobile phone. Elastic component 63 sets up between splint 61 and bearing platform 64 for order about splint 61 and be close to bearing platform 64, in this embodiment, elastic component 63 adopts the spring, and the spring housing is established on guide bar 62, and its one end and splint 61 diapire welded fastening, the other end welded fastening are on backup pad 5.

In order to further compress the clamping plate 61 and fix the mobile phone middle plate on the supporting plate 5, a threaded hole is vertically formed in one side, close to the edge of the base 1, of the supporting platform 64 on the supporting plate 5, and a locking bolt 66 is connected to the threaded hole in a threaded manner. The head of the locking bolt 66 is higher than the clamping plate 61, and the head of the locking bolt 66 is abutted to the top wall of the clamping plate 61 by rotating the locking bolt 66 downwards, so that the clamping plate 61 can be further limited and fixed, and the mounting stability of the middle plate of the mobile phone is improved.

The implementation principle of the CNC auxiliary positioning device in the embodiment of the application is as follows: when the staff is installing cell-phone medium plate centre gripping on the CNC anchor clamps, the medium plate size of processing as required, rotatory handle 33 through the screw sleeve 32 screw drive between screw sleeve 32 on first screw rod 31 and the base 1, drives slider 2 and slides on base 1. Four sliders 2 on the base 1 that slides are to suitable position, lift splint 61 on the backup pad 5 upwards again, place the cell-phone medium plate on the bearing platform 64 of backup pad 5, loosen splint 61, under the spring force effect, splint 61 moves down and fixes the cell-phone medium plate centre gripping. Through 5 positions of backup pad on adjusting cell-phone medium plate all around, cell-phone medium plate installation centre gripping work, convenient to use that can the various sizes of adaptation.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A CNC auxiliary positioning device, its characterized in that: including base (1), base (1) is improved level straight line and is provided with spout (11), spout (11) internal slipping is connected with slider (2), spout (11) use the vertical central line of base (1) to have four as the even array in center, be provided with on base (1) and be used for restricting gliding stop gear (3) of slider (2), the rigid coupling has mounting panel (4) on the roof of slider (2), the length direction perpendicular to slider's (2) the slip direction of mounting panel (4), be provided with backup pad (5) on mounting panel (4), the top of backup pad (5) is provided with fixture (6) that are used for centre gripping cell-phone medium plate.

2. The CNC auxiliary positioning device according to claim 1, characterized in that: first stop gear (3) include first screw rod (31), threaded sleeve (32) and handle (33), the perforation has been seted up to the one end of base (1) vertical central line is kept away from in spout (11), threaded sleeve (32) rigid coupling is in the perforation, first screw rod (31) set up in spout (11) along spout (11) length direction, the one end and slider (2) of first screw rod (31) rotate to be connected, the other end and handle (33) fixed connection, first screw rod (31) screw thread is worn to establish in threaded sleeve (32).

3. The CNC auxiliary positioning device according to claim 1, characterized in that: fixture (6) are including splint (61), guide bar (62) and elastic component (63), the top of backup pad (5) is provided with bearing platform (64) that are used for keeping flat the medium plate, one side of the vertical central line of bottom plate is kept away from in bearing platform (64) is worn to establish in guide bar (62) vertical slip, the horizontal rigid coupling of splint (61) is on the top of guide bar (62), elastic component (63) are used for ordering about splint (61) and are close to bearing platform (64).

4. The CNC auxiliary positioning device according to claim 3, characterized in that: protective layers (65) are arranged on the top wall of the bearing platform (64) and the bottom wall of the clamping plate (61).

5. The CNC auxiliary positioning device according to claim 3, characterized in that: the vertical threaded connection has locking bolt (66) on the roof of bearing platform (64), locking bolt (66) are used for with the roof butt of splint (61).

6. A CNC auxiliary positioning device according to any of claims 1-5, wherein: backup pad (5) are followed mounting panel (4) length direction and are slided and set up on the roof of mounting panel (4), backup pad (5) are provided with the multi-disc along the even interval of mounting panel (4) length direction, be provided with between backup pad (5) and be used for keeping linkage (7) that the interval equals between adjacent backup pad (5), be provided with on mounting panel (4) and be used for restricting gliding second stop gear (8) of backup pad (5).

7. The CNC auxiliary positioning device according to claim 6, characterized in that: link gear (7) include fixed block (71) and parallelogram hinge structure (72), fixed block (71) are fixed to be set up in the middle part of mounting panel (4), fixed backup pad (5) that are provided with on fixed block (71), the both sides evenly distributed of fixed block (71) has backup pad (5) of the same quantity, be connected through parallelogram hinge structure (72) between backup pad (5) and fixed block (71).

8. The CNC auxiliary positioning device according to claim 6, characterized in that: second stop gear (8) include butterfly nut (81) and second screw rod (82), second screw rod (82) are along mounting panel (4) length direction rigid coupling on a backup pad (5) that is close to mounting panel (4) tip, the rigid coupling has butt plate (83) on the roof of mounting panel (4), set up the trompil coaxial with second screw rod (82) on butt plate (83), second screw rod (82) wear to establish in the trompil, butterfly nut (81) are rotated and are established on butt plate (83) keep away from the face of backup pad (5), second screw rod (82) and butterfly nut (81) threaded connection.