CN214080869U

CN214080869U - Novel anchor clamps and grinding device

Info

Publication number: CN214080869U
Application number: CN202022633481.3U
Authority: CN
Inventors: 林德升; 林彬彬; 林景亮; 林亚桢; 廖志毅; 丁树权
Original assignee: FUJIAN ZHONGCE OPTICS Inc
Current assignee: FUJIAN ZHONGCE OPTICS Inc
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-08-31
Anticipated expiration: 2030-11-13

Abstract

The utility model relates to a novel fixture, which comprises a base, can set up the rotor on the base and be used for installing the installation mechanism of treating the processing work piece setting for the scope with rotating, the axial of rotor sets up along the horizontal direction, installation mechanism includes that the core and the cover that set up along vertical direction establish the cover that presss from both sides outside the core, be equipped with a plurality of core lamella that can press from both sides the cover slip relatively and can open and receive to close in the one end of core, a plurality of core lamellas enclose into the centre gripping space that is used for the centre gripping work piece, the other end of core is equipped with the locating part, be equipped with between locating part and the cover and can the roof pressure press from both sides the cover and make a plurality of core lamellas receive to close the elastic component with the centre gripping work piece. Adopt the technical scheme of the utility model afterwards, can make through ambient pressure compression elastic component to press from both sides the cover and slide from the core lamella to open the centre gripping space, ambient pressure removes the back, presss from both sides the cover and removes to core lamella department, core lamella clamping workpiece, the utility model has the advantages of work piece easy dismounting. The utility model discloses still provide the grinding device who adopts this novel anchor clamps.

Description

Novel anchor clamps and grinding device

Technical Field

The utility model relates to a novel anchor clamps and adopt grinding of this anchor clamps device.

Background

Some precise and fine optical crystals adopt columnar crystal blanks, the blanks process the end faces of the columnar crystals into spherical faces through grinding, the crystals need to be clamped in a clamp of a grinding device before grinding, the existing clamp is not reasonable enough in arrangement, and the clamping operation wastes time and labor due to the small volume of the columnar crystals, so that the grinding efficiency is reduced. In addition, the traditional grinding device is not reasonable enough in design, inconvenient to operate and unsatisfactory in working efficiency and stability.

Accordingly, the present inventors have made extensive studies to solve the above problems and have made the present invention.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a make things convenient for novel anchor clamps of dismouting blank, another aim at of the utility model provides a can promote work efficiency's grinding device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

novel anchor clamps, which comprises a base, can set up the rotor on the base and be used for installing the installation mechanism of treating the processing work piece in setting for the scope with rotating, the axial of rotor sets up along the horizontal direction, installation mechanism includes that the core that sets up along vertical direction overlaps with the cover establishes at the outer cover of core, be equipped with a plurality of core lamella that can press from both sides the cover slip relatively and can open and close in the one end of core, a plurality of core lamellas enclose into the centre gripping space that is used for the centre gripping work piece, the other end of core is equipped with the locating part, be equipped with between locating part and the cover and can the roof pressure press from both sides the cover and make a plurality of core lamellas close the elastic component with the centre gripping work piece.

As the utility model discloses an optimal mode, the locating part is stop nut, be equipped with at the core with stop nut complex screw thread, the elastic component is the roof pressure spring, and the one end of roof pressure spring is supported and is pushed up on the double-layered cover, and the other end is supported and is pushed up on stop nut.

As an optimized mode of the utility model, the core corresponds the one end of core lamella is equipped with the external conical surface, it is equipped with the interior conical surface to press from both sides to correspond on the cover.

As a preferred mode of the utility model, be equipped with the mounting hole on the rotor, press from both sides the cover and wear to establish in the mounting hole, the lower extreme that presss from both sides the cover is equipped with and is used for spacing clamp cover gliding first spacing portion that makes progress, and the upper end that presss from both sides the cover is equipped with and is used for the restriction press from both sides the spacing portion of cover gliding second.

As the utility model discloses an optimal mode, the base includes first riser, second riser and connects the connecting plate of first riser and second riser, and vertical direction setting is all followed to first riser and second riser, and the connecting plate sets up along the horizontal direction, the both ends of rotor are installed on first riser and second riser through the bearing respectively, are equipped with the confession on the connecting plate the through-hole that installation mechanism wore out.

As the utility model discloses an optimal mode, still including setting up the guide arm on first riser and second riser, the guide arm sets up along the horizontal direction, still includes that slidable ground cover establishes the limiting plate on the guide arm, and the limiting plate setting is in between first riser and the second riser, be equipped with the confession on the limiting plate press from both sides the spacing hole that upwards stretches out of cover, spacing hole has and is used for the restriction press from both sides the first spacing wall of cover beat and can supply press from both sides the second spacing wall that overlaps the cover at the predetermined range internal runout, the cover is equipped with on the guide arm and can make first spacing wall support and press the pressure spring on pressing from both sides the cover still be equipped with on the base and be used for making the clamp cover slides and breaks away from the drive block of first spacing wall in the guide.

As the utility model discloses an optimal mode, the drive block rotationally installs through the pivot first riser with between the second riser be equipped with first direction inclined plane on the limiting plate, it is equipped with and is used for the drive to correspond first direction inclined plane on the drive block the limiting plate is along axial displacement's second direction inclined plane.

As a preferred mode of the present invention, the rotor with installation mechanism is a plurality of, and a plurality of installation mechanisms are followed the length direction of base is arranged.

The utility model also provides a grinding device, which comprises a frame, a workbench arranged on the frame, a sliding plate arranged on the workbench, a first driving mechanism for driving the sliding plate to slide on the workbench, a clamp for clamping a workpiece to be processed, a grinding disc corresponding to the clamp and a second driving mechanism for driving the grinding disc to rotate, wherein the clamp is arranged on the sliding plate, the grinding disc is rotatably arranged on the workbench, the clamp comprises a base, a rotating body which can be rotatably arranged on the base in a set range and an installing mechanism for installing the workpiece to be processed, the axial direction of the rotating body is arranged along the horizontal direction, the installing mechanism comprises a core body arranged along the vertical direction and a jacket sleeved outside the core body, one end of the core body is provided with a plurality of core petals which can slide relative to the jacket and can be opened and closed, and the plurality of core petals enclose a clamping space for clamping the workpiece, the other end of the core body is provided with a limiting part, an elastic part which can be used for jacking the jacket and enabling the core petals to be folded to clamp the workpiece is arranged between the limiting part and the jacket, and the lower end of the core body is arranged corresponding to the grinding disc.

As a preferred mode of the utility model, still include and correspond the cooling water shower nozzle that the mill set up, the cooling water shower nozzle is connected to the water source.

Adopt the technical scheme of the utility model afterwards, can make through ambient pressure compression elastic component to press from both sides the cover and slide from the core lamella to open the centre gripping space, ambient pressure removes the back, presss from both sides the cover and removes to core lamella department, core lamella clamping workpiece, the utility model has the advantages of work piece easy dismounting. The utility model discloses still provide the grinder that adopts this novel anchor clamps, behind this anchor clamps centre gripping work piece, the work piece can be along with the rotor is in the swing of settlement scope, the abrasive machining of auxiliary workpiece, the utility model discloses work piece easy dismounting can improve the machining efficiency and the processingquality of work piece.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic sectional view of the present invention.

Fig. 3 is a schematic structural view of another angle of the present invention.

Fig. 4 is a schematic structural view of the middle clamp of the present invention.

Fig. 5 is the exploded structure diagram of the middle clamp of the present invention.

In the figure:

frame 10 support beam 11

Worktable 20 slide plate 21

Slide rail 22 first motor 23

Turning block 24 drives link 25

Groove seat 26 presser 27

First vertical plate 301 of clamp 30

Connecting plate 303 of second vertical plate 302

Through hole 304 limit plate 305

The limiting hole 306 has a first limiting wall 3061

The second limit wall 3062 presses against the spring 307

First guide ramp 308 drives block 309

Pressing part 311 of second guiding inclined plane 310

Spindle 312 guide 313

Mounting hole 315 of rotating body 314

Core 316 jacket 317

Core piece 318 elastomeric member 319

First limiting part 321 of limiting nut 320

External conical surface 323 of the second position-limiting part 322

Inner conical surface 324

Grinding disc 40 grinding groove 41

Pre-tightening screw 42 threaded part 421

Spacing platform 423 of light pole part 422

Preloaded spring 43 ball 44

Rotating sleeve 46 of supporting rod 45

Second electric machine 50 first drive belt 51

Drive shaft 52 second drive belt 53

Cooling water flow distribution plate 60 spray nozzle 61

Detailed Description

In order to further explain the technical solution of the present invention, the following embodiments are described in detail. In the drawings of the present invention, some of the drawings show only one of the components of the same structure.

Referring to fig. 1 to 5, the crystal grinder includes a frame 10, a worktable 20 disposed on the frame 10, a sliding plate 21 disposed on the worktable 20, a first driving mechanism for driving the sliding plate 21 to slide on the worktable 20, a clamp 30 for clamping a workpiece to be machined, a plurality of grinding discs 40 disposed corresponding to the clamp 30, and a second driving mechanism for driving the grinding discs 40 to rotate, wherein the worktable 20 and the sliding plate 21 are disposed along a horizontal direction, the utility model discloses a grinder can be used for machining a columnar optical crystal, and a hemispherical surface is machined at one end of the columnar optical crystal.

The utility model discloses in, anchor clamps 30 detachably installs on slide 21, and mill 40 rotationally installs on workstation 20, is equipped with hemispherical surface mill groove 41 on the mill 40, and when adding man-hour, the work piece grinds with the contact of mill groove 41. The utility model discloses a plurality of stations have on anchor clamps 30, every station all is equipped with the installation mechanism that is used for the centre gripping to wait to process the work piece, work piece of every installation mechanism mountable, and every installation mechanism corresponds the setting of a mill 40.

As an optimized mode of the utility model, be equipped with slide rail 22 on the workstation 20, in the embodiment, slide rail 22 is two, two slide rail 22 parallel arrangement, slide 21 slidable ground sets up on slide rail 22, first actuating mechanism includes first motor 23, and the output shaft of first motor 23 sets up along vertical direction, is equipped with turning block 24 on the output shaft of first motor 23, still includes drive connecting rod 25, and drive connecting rod 25's one end articulates on turning

block

24 and 24 eccentric settings of relative turning block, and the other end articulates on slide 21, and drive connecting rod 25 sets up along the horizontal direction. In the present invention, the first driving mechanism is not limited to the structure of the rotating block 24 and the driving connecting rod 25, and other driving mechanisms capable of driving the sliding plate 21 to move back and forth within a predetermined range may be used.

As a preferred mode of the present invention, a supporting beam 11 is disposed on the frame 10, the supporting beam 11 is disposed along the horizontal direction, a rotating sleeve 46 is disposed in the supporting beam 11 along the vertical direction, and the rotating sleeve 46 is rotatably disposed in the supporting beam 11 through a bearing. The second driving mechanism is in transmission connection with a rotating sleeve 46, a supporting rod 45 is arranged on the rotating sleeve 46, the supporting rod 45 is installed in the rotating sleeve 46 in a mode that the supporting rod 45 cannot rotate relative to the rotating sleeve 46 and can axially move relative to the rotating sleeve 46, and the supporting rod 45 and the rotating sleeve 46 can be connected in a key and key groove mode generally. The grinding disc 40 is arranged at the upper end of the supporting rod 45, and when the rotating sleeve 46 rotates, the grinding disc 40, the supporting rod 45 and the rotating sleeve 46 rotate synchronously. In the embodiment of the present invention, the sliding plate 21 is provided with a corresponding groove seat 26, two sets of clamps 30 can be placed (only one of the clamps 30 is shown in the figure), the two ends of the clamps 30 are respectively placed in the groove seat 26, and each set of clamps 30 corresponding to the worktable 20 is provided with a grinding disc 40. As an optimized mode of the present invention, the cooling water diversion plate 60 is disposed on the working table 20, the cooling water diversion plate 60 is connected to the water source, the cooling water diversion plate 60 is provided with a plurality of cooling water nozzles 61, and the two sets of clamps 30 are disposed on two sides of the cooling water diversion plate 60. The cooling water on the one hand cools the workpiece and the grinding disc 40 and on the other hand flushes the powder from the grinding disc 40.

As the utility model discloses a preferred mode, still including setting up pretension screw 42 in the frame 10, pretension screw 42 sets up along vertical direction, is equipped with screw thread portion 421 and polished rod portion 422 on pretension screw 42, and screw thread portion 421 spiro union is in frame 10, forms spacing 423 between screw thread portion 421 and the polished rod portion 422, and the cover is equipped with pretension spring 43 on polished rod portion 422, and polished rod portion 422 stretches into in the commentaries on classics cover 46, pretension spring 43's one end is supported and is pushed up on spacing 423, and the other end is equipped with ball 44, and ball 44 can roll in pretension spring 43's upper end, and ball 44 is supported and is pushed up the lower extreme of die-pin 45. By rotating the pre-tightening screw 42, the height of the limit table 423 of the pre-tightening screw 42 can be adjusted, so that the elastic force of the pre-tightening spring 43 is adjusted, the pre-tightening spring 43 exerts an upward acting force on the supporting rod 45 through the ball 44, it is ensured that the grinding disc 40 is pressed on a workpiece with proper pressure in the grinding process, and meanwhile, the normal rotation of the supporting rod 45 cannot be disturbed by the pre-tightening spring 43.

As a preferred mode of the present invention, the second driving mechanism includes a second motor 50 and a driving shaft 52 rotatably disposed on the frame 10, the driving shaft 52 is disposed along the horizontal direction, the output shaft of the second motor 50 is connected with the driving shaft 52 through a first transmission belt 51, and the driving shaft 52 is connected with the rotating sleeve 46 through a second transmission belt 53.

The utility model discloses a clamp 30 includes the base, can set up rotor 314 on the base and be used for installing the installation mechanism of waiting to process the work piece in the settlement scope rotatoryly, the axial of rotor 314 sets up along the horizontal direction, installation mechanism includes along vertical direction (use clamp 30 normal use as reference azimuth) set up core 316 and cover the cover 317 outside core 316, core 316 is the shaft-like, cover 317 is the tube-shape, be equipped with a plurality of core lamella 318 that can slide and can open and close relative cover 317 at one end of core 316, a plurality of core lamella 318 enclose into the centre gripping space that is used for the centre gripping work piece, core lamella 318 is 3 to 4, the other end of core 316 is equipped with the locating part, be equipped with between locating part and the cover 317 and can roof pressure cover 317 and make a plurality of core lamella 318 receive and close the elastic component 319 with the centre gripping work piece, when using, through exerting effort, make cover 317 and locating part be close to each other, therefore, after the core plate 318 is opened and a workpiece to be machined is placed in the grinding disc 40, the acting force is removed, the elastic member 319 presses against the jacket 317, the jacket 317 enables the core plate 318 to be folded to clamp the workpiece, the lower end of the core body 316 corresponds to the grinding disc 40, and the workpiece extends into the grinding disc 40 to be ground. The utility model discloses an anchor clamps 30 has the structure simply, and work piece easy dismounting's advantage except being used for the machine that grinds of above-mentioned introduction, can also be used for the machine that grinds of other structures.

As a preferred mode of the utility model, the locating part is stop nut 320, be equipped with at core 316 with stop nut 320 complex screw thread, elastic component 319 is the roof pressure spring, and the one end of roof pressure spring is supported the top and is pressed from both sides the cover 317, and the other end supports the top on stop nut 320, can adjust the pretightning force of roof pressure spring through stop nut 320. One end of the core body 316 corresponding to the core segment 318 is provided with an external conical surface 323, the jacket 317 is correspondingly provided with an internal conical surface 324, and axial movement of the core body 316 is converted into circumferential force of the core body 316 through conical surface matching, so that folding and unfolding of the core segment 318 are realized. The rotating body 314 is provided with a mounting hole 315, the mounting hole 315 is perpendicular to the axis of the rotating body 314, the jacket 317 penetrates through the mounting hole 315, the lower end of the jacket 317 is provided with a first limiting portion 321 for limiting the upward sliding of the jacket 317, the upper end of the jacket 317 is provided with a second limiting portion 322 for limiting the downward sliding of the jacket 317, the first limiting portion 321 and the second limiting portion 322 can adopt a structure such as a snap ring or a limiting step, and the axial movement of the jacket 317 is limited by the first limiting portion 321 and the second limiting portion 322.

As an optimized mode of the present invention, the base includes first riser 301, second riser 302 and connects connecting plate 303 of first riser 301 and second riser 302, and first riser 301 and second riser 302 all set up along vertical direction, and connecting plate 303 sets up along horizontal direction, and the both ends of connecting plate 303 set up the lower extreme at first riser 301 and the lower extreme of second riser 302 respectively. Two ends of the rotating body 314 are respectively mounted on the first vertical plate 301 and the second vertical plate 302 through bearings, and the rotating body 314 can rotate without axial movement. The connecting plate 303 is provided with a through hole 304 for the installation mechanism to pass through, and the core body 316 is used for the through hole 304 to pass through. The utility model discloses still including setting up guide arm 313 on first riser 301 and second riser 302, guide arm 313 is two at least, and guide arm 313 sets up along the horizontal direction. The utility model discloses still establish the limiting plate 305 on the guide arm 313 including slidable ground cover, limiting plate 305 sets up between first riser 301 and the second riser 302, be equipped with the confession on limiting plate 305 the spacing hole 306 that upwards stretches out of cover 317, spacing hole 306 has and is used for restricting the first spacing wall 3061 of cover 317 beat and can supply the second spacing wall 3062 of cover 317 beat in the predetermined range, in the embodiment, second spacing wall 3062 is two, two spacing walls 3062 of second set up in the both sides of first spacing wall 3061, first spacing wall 3061 is for extending towards first riser 301, when first spacing wall 3061 card goes into the cutting ferrule, rotor 306314 will be difficult to rotate, the cover 317 can not beat this moment, the position is relatively stable, make things convenient for dismouting work piece. The guide rod 313 is sleeved with a pressing spring 307 which can enable the first limit wall 3061 to press against the jacket 317, two ends of the pressing spring 307 respectively press against the limit plate 305 and the first vertical plate 301, and in an initial state, the pressing spring 307 can push the first limit wall 3061 to move to the jacket 317. The base is further provided with a driving block 309 used for enabling the jacket 317 to slide in the guide rod 313 and to be separated from the first limiting wall 3061, the driving block 309 is rotatably installed between the first vertical plate 301 and the second vertical plate 302 through a rotating shaft 312, the limiting plate 305 is provided with a first guiding inclined surface 308, and the driving block 309 is provided with a second guiding inclined surface 310 corresponding to the first guiding inclined surface 308 and used for driving the limiting plate 305 to move along the axial direction. The driving block 309 is further provided with a pressing portion 311, the pressing portion 311 and the second guiding inclined surface 310 are respectively arranged on two sides of the rotating shaft 312, when in use, the pressing portion 311 is pressed downwards, so that the second guiding inclined surface 310 can be lifted upwards, the second guiding inclined surface 310 acts on the first guiding inclined surface 308, the limiting plate 305 is pushed to move towards the first vertical plate 301, and the first limiting wall 3601 is separated from the jacket 317.

As the preferred mode of the present invention, the slide plate 21 is provided with a driving block 309 for driving the rotating shaft 312 to rotate and drive the top pressure mechanism of the limiting plate 305, the top pressure mechanism can adopt a driving mechanism such as an air cylinder for acting on the pressing portion 311. After the both ends of the jig 30 are placed in the pockets 26, the presser 27 presses the driving block 309 downward so that the collet 317 can be swung in the second restricting wall 3062, and the workpiece to be machined is swung during grinding.

The product form of the present invention is not limited to the embodiment of the present invention, and any person can properly change or modify the product form of the present invention without departing from the scope of the present invention.

Claims

1. Novel anchor clamps, its characterized in that: including the base, can set up the rotor on the base and be used for installing the installation mechanism of treating the processing work piece at the settlement scope with rotating, the axial of rotor sets up along the horizontal direction, installation mechanism includes the core that sets up along vertical direction and overlaps the cover that overlaps outside the core, be equipped with a plurality of core lamella that can press from both sides the cover slip relatively and can open and close in the one end of core, a plurality of core lamellas enclose into the centre gripping space that is used for centre gripping work piece, the other end of core is equipped with the locating part, be equipped with between locating part and the cover and can the roof pressure press from both sides the cover and make a plurality of core lamellas close the elastic component with centre gripping work piece.

2. The novel clamp of claim 1, wherein: the limiting part is a limiting nut, the core body is provided with a thread matched with the limiting nut, the elastic part is a jacking spring, one end of the jacking spring abuts against the clamping sleeve, and the other end of the jacking spring abuts against the limiting nut.

3. The novel clamp of claim 2, wherein: the core body is provided with an outer conical surface corresponding to one end of the core petal, and the jacket is provided with an inner conical surface corresponding to the inner conical surface.

4. The novel clamp of claim 3, wherein: the rotating body is provided with a mounting hole, the jacket is arranged in the mounting hole in a penetrating mode, the lower end of the jacket is provided with a first limiting portion used for limiting the upward sliding of the jacket, and the upper end of the jacket is provided with a second limiting portion used for limiting the downward sliding of the jacket.

5. The novel clamp of claim 1, wherein: the base comprises a first vertical plate, a second vertical plate and a connecting plate for connecting the first vertical plate and the second vertical plate, the first vertical plate and the second vertical plate are arranged along the vertical direction, the connecting plate is arranged along the horizontal direction, two ends of the rotating body are respectively arranged on the first vertical plate and the second vertical plate through bearings, and a through hole for the installation mechanism to penetrate out is formed in the connecting plate.

6. The novel clamp of claim 5, wherein: the clamping sleeve comprises a base and is characterized by further comprising guide rods arranged on the first vertical plate and the second vertical plate, the guide rods are arranged along the horizontal direction, the limiting plate is slidably sleeved on the guide rods and is arranged between the first vertical plate and the second vertical plate, a limiting hole for enabling the clamping sleeve to extend upwards is formed in the limiting plate, the limiting hole is provided with a first limiting wall used for limiting deflection of the clamping sleeve and a second limiting wall used for enabling the clamping sleeve to deflect within a preset range, a pressing spring capable of enabling the first limiting wall to press the clamping sleeve is sleeved on the guide rods, and a driving block used for enabling the clamping sleeve to slide in the guide rods and be separated from the first limiting wall is further arranged on the base.

7. The novel clamp of claim 6, wherein: the driving block is rotatably installed between the first vertical plate and the second vertical plate through a rotating shaft, a first guide inclined plane is arranged on the limiting plate, and a second guide inclined plane used for driving the limiting plate to move axially is arranged on the driving block corresponding to the first guide inclined plane.

8. The novel clamp of claim 1, wherein: the rotor with installation mechanism is a plurality of, and a plurality of installation mechanisms are followed the length direction of base arranges.

9. Grinding device, its characterized in that: the device comprises a rack, a workbench arranged on the rack, a sliding plate arranged on the workbench, a first driving mechanism for driving the sliding plate to slide on the workbench, a clamp for clamping a workpiece to be processed, a grinding disc arranged corresponding to the clamp and a second driving mechanism for driving the grinding disc to rotate, wherein the clamp is arranged on the sliding plate, the grinding disc is rotatably arranged on the workbench, the clamp comprises a base, a rotating body which can be rotatably arranged on the base within a set range and an installing mechanism for installing the workpiece to be processed, the axial direction of the rotating body is arranged along the horizontal direction, the installing mechanism comprises a core body which is arranged along the vertical direction and a jacket which is sleeved outside the core body, one end of the core body is provided with a plurality of core petals which can slide relative to the jacket and can be opened and closed, the plurality of core petals surround a clamping space for clamping the workpiece, the other end of the core body is provided with a limiting part, and an elastic part which can be used for jacking the jacket and enabling the plurality of core petals to be closed to clamp the workpiece is arranged between the limiting part and the jacket, the lower end of the core body is arranged corresponding to the grinding disc.

10. A grinding apparatus as defined in claim 9, wherein: the grinding disc grinding device further comprises a cooling water spray head arranged corresponding to the grinding disc, and the cooling water spray head is connected to a water source.