CN215090753U

CN215090753U - CVD diamond and PCD diamond composite cutter

Info

Publication number: CN215090753U
Application number: CN202120447666.7U
Authority: CN
Inventors: 满卫东; 龚闯; 朱长征; 吴剑波; 蒋梅荣
Original assignee: Shanghai Zhengshi Technology Co Ltd
Current assignee: Shanghai Zhengshi Technology Co Ltd
Priority date: 2021-03-02
Filing date: 2021-03-02
Publication date: 2021-12-10
Anticipated expiration: 2031-03-02

Abstract

The utility model provides a CVD diamond and PCD diamond compound tool relates to combined tool technical field, including lathe connecting block and installation piece, the surface of installation piece and the surface sliding connection of lathe connecting block, one side fixed mounting that the lathe connecting block was kept away from to the installation piece has the cutter body, the surface of cutter body is provided with protector, the surface of lathe connecting block is provided with installation device with the surface of installation piece, protector includes the lag, the surface of cutter body and the inner wall sliding connection of lag, the auxiliary groove has all been seted up to the both sides of lag, the inner wall rotation in auxiliary groove is connected with the axis of rotation. The utility model discloses, can avoid workman's hand to appear by the condition of cutter body fish tail when changing the cutter body to the condition of skidding appears when avoiding centre gripping cutter body, reduces and changes the degree of difficulty, and the cutter body can not lead to impairedly by outside impurity corrosion when being in idle.

Description

CVD diamond and PCD diamond composite cutter

Technical Field

The utility model relates to a combined cutting tool technical field especially relates to a CVD diamond and PCD diamond combined cutting tool.

Background

At present, most of diamond cutters used at home and abroad are PCD cutters, the consumption of CVD diamond cutters is small due to cost reasons, and the CVD diamond cutters are pure CVD diamond thick film cutters or hard alloy surface CVD diamond coating cutters, the annual market of the current global CVD diamond cutters is about 20 hundred million dollars, the annual speed increase is over 20 percent, the CVD cutters are superior to the PCD cutters in performance, but the price is several times higher and the market is difficult to accept, and aiming at the situation, a layer of diamond film grows on a PCD polished surface which is specially treated, the aim of manufacturing the CVD cutters at low cost is fulfilled, and the PCD cutters are really replaced.

Traditional cutter body can appear wearing and tearing along with using, and the workman is easily by cutter body fish tail hand when changing the cutter body of wearing and tearing, and adopts instrument centre gripping cutter body to change and again to increase the change degree of difficulty, and the condition of skidding can appear when the centre gripping cutter body, and the cutter body is directly exposed when idle, can be corroded by outside debris and lead to the cutter body to be corroded and lead to the impaired condition to appear.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a CVD diamond and PCD diamond compound cutter.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a CVD diamond and PCD diamond combined cutting tool, includes lathe connecting block and installation piece, the surface of installation piece and the surface sliding connection of lathe connecting block, one side fixed mounting that the lathe connecting block was kept away from to the installation piece has the cutter body, the surface of cutter body is provided with protector, the surface of lathe connecting block and the surface of installation piece are provided with installation device.

Protector includes the lag, the surface of cutter body and the inner wall sliding connection of lag, the auxiliary tank has all been seted up to the both sides of lag, the inner wall in auxiliary tank rotates and is connected with the axis of rotation, the outer fixed surface of axis of rotation installs and dials the piece, the outer surface cover of axis of rotation is equipped with the torsional spring, the both ends of axis of rotation all run through the lag and extend to the outside of lag, the axis of rotation is located the equal fixed mounting in both ends outside the lag and has the connecting plate, the outer fixed surface of connecting plate installs the spliced pole, the one end fixed mounting that the connecting plate was kept away from to the spliced pole has the fixture block.

Preferably, the mounting device includes the mounting groove, the upper surface at the lathe connecting block is seted up to the mounting groove, threaded hole has all been seted up to the upper surface of mounting groove and the upper surface of installation piece, one side fixed mounting that the cutter body was kept away from to the installation piece has the locating piece, the constant head tank has been seted up to the lateral wall of mounting groove, the inner wall threaded connection of screw hole has the bolt.

Preferably, the poking block is positioned in the auxiliary groove, and the torsion springs are positioned on two sides of the outer surface of the poking block.

Preferably, two ends of the torsion spring are respectively and fixedly installed on the inner wall of the auxiliary groove and the outer surface of the poking block, and the height of the clamping block is the same as that of the protective sleeve.

Preferably, the material of lag is hard silica gel, the bottom fixed mounting of fixture block has the antislip strip.

Preferably, the outer surface of the positioning block is in sliding connection with the inner wall of the positioning groove, and the outer surface of the mounting block is in sliding connection with the inner wall of the mounting groove.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. in the utility model, when the worn cutter body needs to be replaced, the protective sleeve is held firstly, the poking block is respectively pinched to drive the rotating shaft to rotate, the poking block drives the torsional spring when moving, the torsional spring is stressed and distorted, the connecting column is driven to move through the connecting plate when the rotating shaft rotates, the clamping block is driven to open outwards to expose the inlet of the protective sleeve when the connecting column moves, then the protective sleeve is sleeved on the outer surface of the cutter body, the poking block is loosened, the reset is carried out through the rotating shaft, the connecting plate, the connecting column and the clamping block under the driving of the resilience force of the torsional spring, the clamping block is clamped on the outer surface of the cutter body after resetting, the situation that the clamping block slips and is staggered can be avoided under the action of the anti-slip strip, through arranging the protective device, the situation that the hands of workers are scratched by the cutter body can be avoided when the cutter body is replaced, and the situation that the clamping tool body slips can be avoided, the replacement difficulty is reduced, and the cutter body is not corroded by external impurities to be damaged when being idle.

2. The utility model discloses in, when needs install cutter body at the lathe connecting block, earlier aim at the constant head tank with the locating piece and install, install the inside back at the mounting groove completely when the installation piece, in the threaded hole is twisted into with the bolt in proper order, will install a fixed mounting in the inside of mounting groove, through setting up installation device, can fix a position through locating piece and constant head tank when installing cutter body, the condition that appears the dislocation when avoiding the fixed mounting piece appears, and then has guaranteed the degree of accuracy of cutter body installation.

Drawings

Fig. 1 is a schematic perspective view of a CVD diamond and PCD diamond composite cutter according to the present invention;

fig. 2 is an exploded perspective view of the protective device of fig. 1 according to the present invention;

fig. 3 is a schematic perspective view of the protection device of fig. 2 according to the present invention;

fig. 4 is an exploded perspective view of the mounting device of fig. 1 according to the present invention.

Illustration of the drawings:

1. a machine tool connecting block; 2. mounting blocks; 3. a cutter body; 4. a guard; 41. a protective sleeve; 42. an auxiliary groove; 43. a rotating shaft; 44. a shifting block; 45. a torsion spring; 46. a connecting plate; 47. connecting columns; 48. a clamping block; 5. a mounting device; 51. mounting grooves; 52. a threaded hole; 53. positioning blocks; 54. positioning a groove; 55. and (4) bolts.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a CVD diamond and PCD diamond combined cutting tool, includes lathe connecting block 1 and installation piece 2, the surface of installation piece 2 and the surface sliding connection of lathe connecting block 1, and one side fixed mounting that lathe connecting block 1 was kept away from to installation piece 2 has cutter body 3, and cutter body 3's surface is provided with protector 4, and the surface of lathe connecting block 1 and the surface of installation piece 2 are provided with installation device 5.

Protector 4 includes lag 41, the surface of cutter body 3 and the inner wall sliding connection of lag 41, supplementary groove 42 has all been seted up to lag 41's both sides, the inner wall of supplementary groove 42 rotates and is connected with axis of rotation 43, the outer fixed surface of axis of rotation 43 installs and dials movable block 44, the outer surface cover of axis of rotation 43 is equipped with torsional spring 45, lag 41 is all run through and extends to lag 41's outside at axis of rotation 43's both ends, axis of rotation 43 is located the equal fixed mounting in lag 41 outside both ends and has connecting plate 46, the outer fixed surface of connecting plate 46 installs spliced pole 47, the one end fixed mounting that connecting plate 46 was kept away from to spliced pole 47 has fixture block 48.

In this embodiment, when the worn cutter body 3 needs to be replaced, the protecting sleeve 41 is held first, the toggle block 44 is respectively pinched to drive the rotating shaft 43 to rotate, the toggle block 44 drives the torsion spring 45 when moving, the torsion spring 45 is stressed and twisted, the connecting post 47 is driven by the connecting plate 46 to move when the rotating shaft 43 rotates, the connecting post 47 drives the clamping block 48 to open outwards to expose the inlet of the protecting sleeve 41 when moving, then the protecting sleeve 41 is sleeved on the outer surface of the cutter body 3, then the toggle block 44 is loosened, the rotating shaft 43, the connecting plate 46, the connecting post 47 and the clamping block 48 are reset under the driving of the resilience of the torsion spring 45, the clamping block 48 is clamped on the outer surface of the cutter body 3 after resetting, the clamping block 48 can be prevented from slipping and generating dislocation under the effect of the anti-slip strip, and the situation that the hands of workers are scratched by the cutter body 3 can be avoided by arranging the protecting device 4 when replacing the cutter body 3, and the condition that skids appears when avoiding centre gripping cutter body 3, reduces the change degree of difficulty to cutter body 3 can not be corroded by outside impurity and lead to impaired when idle.

Specifically, the mounting device 5 includes a mounting groove 51, the mounting groove 51 is provided on the upper surface of the machine tool connecting block 1, a threaded hole 52 is provided on the upper surface of the mounting groove 51 and the upper surface of the mounting block 2, a positioning block 53 is fixedly mounted on one side of the mounting block 2 far away from the cutter body 3, a positioning groove 54 is provided on the side wall of the mounting groove 51, and a bolt 55 is screwed on the inner wall of the threaded hole 52.

In this embodiment: when needing to install cutter body 3 at lathe connecting block 1, aim at constant head tank 54 earlier with locating piece 53 and install, install the piece 2 and install the inside back at mounting groove 51 completely as installation, screw in screw hole 52 with bolt 55 in proper order, with installation piece 2 fixed mounting in mounting groove 51's inside, through setting up installation device 5, can fix a position through locating piece 53 and constant head tank 54 when installing cutter body 3, the condition that appears the dislocation when avoiding fixed mounting piece 2 appears, and then guaranteed the degree of accuracy of cutter body 3 installation.

Specifically, the dial 44 is located inside the auxiliary groove 42, and the torsion springs 45 are located on both sides of the outer surface of the dial 44.

In this embodiment: the auxiliary groove 42 is opened to accommodate the dial 44 and the torsion spring 45.

Specifically, two ends of the torsion spring 45 are respectively and fixedly installed on the inner wall of the auxiliary groove 42 and the outer surface of the toggle block 44, and the height of the latch block 48 is the same as that of the protective sleeve 41.

In this embodiment: the torsion spring 45 is provided for driving the fixture block 48 to return quickly, and the fixture block 48 can be lifted up and fixed to the cutter body 3 only when the height of the fixture block 48 is the same as that of the protection sleeve 41.

Specifically, the material of lag 41 is hard silica gel, and the bottom fixed mounting of fixture block 48 has the antislip strip.

In this embodiment: hard silica gel has better wearability to can not hinder the surface of cutter body 3 when using, the setting of antislip strip can avoid skidding.

Specifically, the outer surface of the positioning block 53 is slidably connected with the inner wall of the positioning groove 54, and the outer surface of the mounting block 2 is slidably connected with the inner wall of the mounting groove 51.

In this embodiment: the positioning groove 54 is opened to accommodate the positioning block 53, and the mounting groove 51 is opened to accommodate the mounting block 2.

The working principle is as follows: when the worn cutter body 3 needs to be replaced, the protective sleeve 41 is held firstly, the toggle block 44 is respectively pinched to drive the rotating shaft 43 to rotate, the toggle block 44 drives the torsion spring 45 when moving, the torsion spring 45 is stressed and twisted, the connecting column 47 is driven by the connecting plate 46 to move when the rotating shaft 43 rotates, the clamping block 48 is driven by the connecting column 47 to open outwards to expose the inlet of the protective sleeve 41 when moving, then the protective sleeve 41 is sleeved on the outer surface of the cutter body 3, the toggle block 44 is loosened, the rotating shaft 43, the connecting plate 46, the connecting column 47 and the clamping block 48 are reset under the driving of the resilience force of the torsion spring 45, the clamping block 48 is clamped on the outer surface of the cutter body 3 after resetting, the situation that the clamping block 48 slips and is misplaced can be avoided under the action of the anti-slip strip, when the cutter body 3 needs to be installed on the machine tool connecting block 1, the positioning block 53 is firstly aligned with the positioning groove 54 to be installed, after the mounting block 2 is completely mounted inside the mounting groove 51, the bolts 55 are sequentially screwed into the threaded holes 52, so that the mounting block 2 is fixedly mounted inside the mounting groove 51.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a CVD diamond and PCD diamond composite cutter, includes lathe connecting block (1) and installation piece (2), its characterized in that: the outer surface of the mounting block (2) is connected with the outer surface of the machine tool connecting block (1) in a sliding mode, a cutter body (3) is fixedly mounted on one side, away from the machine tool connecting block (1), of the mounting block (2), a protection device (4) is arranged on the outer surface of the cutter body (3), and mounting devices (5) are arranged on the outer surface of the machine tool connecting block (1) and the outer surface of the mounting block (2);

the protective device (4) comprises a protective sleeve (41), the outer surface of the cutter body (3) is connected with the inner wall of the protective sleeve (41) in a sliding manner, auxiliary grooves (42) are formed in the two sides of the protective sleeve (41), a rotating shaft (43) is rotatably connected to the inner walls of the auxiliary grooves (42), a poking block (44) is fixedly arranged on the outer surface of the rotating shaft (43), a torsion spring (45) is sleeved on the outer surface of the rotating shaft (43), both ends of the rotating shaft (43) penetrate through the protective sleeve (41) and extend to the outside of the protective sleeve (41), the two ends of the rotating shaft (43) positioned outside the protective sleeve (41) are fixedly provided with connecting plates (46), the outer surface of the connecting plate (46) is fixedly provided with a connecting column (47), and one end, far away from the connecting plate (46), of the connecting column (47) is fixedly provided with a clamping block (48).

2. A CVD diamond and PCD diamond composite tool according to claim 1, wherein: installation device (5) include mounting groove (51), the upper surface at lathe connecting block (1) is seted up in mounting groove (51), threaded hole (52) have all been seted up with the upper surface of installation piece (2) to the upper surface of mounting groove (51), one side fixed mounting that cutter body (3) were kept away from in installation piece (2) has locating piece (53), constant head tank (54) have been seted up to the lateral wall of mounting groove (51), the inner wall threaded connection of screw hole (52) has bolt (55).

3. A CVD diamond and PCD diamond composite tool according to claim 1, wherein: the poking block (44) is located inside the auxiliary groove (42), and the torsion springs (45) are located on two sides of the outer surface of the poking block (44).

4. A CVD diamond and PCD diamond composite tool according to claim 1, wherein: two ends of the torsion spring (45) are respectively and fixedly installed on the inner wall of the auxiliary groove (42) and the outer surface of the poking block (44), and the height of the clamping block (48) is the same as that of the protective sleeve (41).

5. A CVD diamond and PCD diamond composite tool according to claim 1, wherein: the material of lag (41) is hard silica gel, the bottom fixed mounting of fixture block (48) has the antislip strip.

6. A CVD diamond and PCD diamond composite tool according to claim 2, wherein: the outer surface of locating piece (53) and the inner wall sliding connection of constant head tank (54), the outer surface of installation piece (2) and the inner wall sliding connection of mounting groove (51).