CN212707441U

CN212707441U - Diamond replaceable tool bit

Info

Publication number: CN212707441U
Application number: CN202020632347.9U
Authority: CN
Inventors: 张朝欣
Original assignee: Zhengzhou Vertical Drill Superhard Material Products Co ltd
Current assignee: Zhengzhou Vertical Drill Superhard Material Products Co ltd
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2021-03-16
Anticipated expiration: 2030-04-24

Abstract

The utility model discloses a removable formula tool bit of diamond, including the blade disc, seted up a plurality of mounting grooves in the blade disc, every be equipped with a tool bit in the mounting groove, the one end of tool bit in the mounting groove is equipped with connecting device, the top of blade disc is equipped with the mounting disc, it has the through-hole to open in the mounting disc, the centre of gyration of mounting disc and blade disc is connected with the pivot jointly, the pivot is equipped with the connecting rod in the top of mounting disc, the blade disc cup joints outward has the safety cover. The utility model discloses a setting of safety cover for when diamond segments uses, the tool bit portion that need not use all is cup jointed by the safety cover, makes can not produce the injury to human body or other article at the non-working face, and sets up pointer and calibrated scale, and the scale of calibrated scale sets up the angle and sets up according to the annular of tool bit, when making through connecting rod and hand pole rotation blade disc, can be comparatively accurate rotate the assigned position with required tool bit, the convenient use to multiple tool bit.

Description

Diamond replaceable tool bit

Technical Field

The utility model relates to a diamond segments technical field especially relates to a removable formula tool bit of diamond.

Background

The diamond tool bit is widely applied to the processing industries of ceramics, stone materials and the like due to the excellent cutting and grinding performance, the diamond tool bit and the tool body are generally fixed by welding, when the diamond tool bit cannot be used, the diamond tool bit and the tool body are scrapped together, the tool body is troublesome to disassemble from a machine tool, the labor intensity is high, meanwhile, the whole scrapping treatment also causes resource waste, and the production cost is increased.

Through retrieval, the chinese patent No. CN208343179U discloses a diamond replaceable tool bit, which comprises a cutter head, a tool bit mounting groove, a tool pressing pad and a diamond tool bit, wherein the tool bit mounting groove is arranged on the cutter head, the diamond tool bit is arranged in the tool bit mounting groove, the tool pressing pad is arranged on one side of the diamond tool bit, a tool bit supporting sheet is arranged on one side of the tool bit mounting groove, and the diamond tool bit comprises a coarse-grained diamond layer and a fine-grained diamond layer;

through the analysis, this prior art has realized the removable operation of diamond, but because a plurality of tool bits all expose in the external world in the blade disc for add man-hour and cause the injury to the staff easily, the bolt is dismantled many times to the change of tool bit simultaneously, and is comparatively troublesome, based on this, the utility model relates to a removable formula tool bit of diamond.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a diamond replaceable tool bit.

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

the utility model provides a removable formula tool bit of diamond, includes the blade disc, open in the blade disc and be equipped with a plurality of mounting grooves, every be equipped with a tool bit in the mounting groove, the one end of tool bit in the mounting groove is equipped with connecting device, the top of blade disc is equipped with the mounting disc, open in the mounting disc and be equipped with the through-hole, the centre of gyration of mounting disc and blade disc is connected with the pivot jointly, the pivot is equipped with the connecting rod in the top of mounting disc, the blade disc overcoat has cup jointed the safety cover.

Preferably, the safety cover is ring-shaped and has been seted up a breach, breach department has a tool bit to stretch out from the mounting groove, every all run through in the tool bit and have seted up a screw hole, stretch out from the breach be connected with positioning bolt in the screw hole in the tool bit, positioning bolt is threaded connection through-hole and screw hole simultaneously.

Preferably, connecting device includes the connecting plate, the sealed sliding connection of connecting plate is in the mounting groove, the connecting plate offsets with the one end of tool bit in the mounting groove, the junction of connecting plate and tool bit scribbles glue, the one end welding that the tool bit was kept away from to the connecting plate has the spring, the stiff end welding of spring is in the bottom of mounting groove.

Preferably, a plurality of cutter heads which are not positioned at the notches are positioned inside the protective cover, the inner ring part of the protective cover is glued with a buffer layer, and the mounting grooves are matched with the cutter heads in size.

Preferably, the mounting disc is connected fixedly with external fixed station, pivot and mounting disc clearance fit, the pivot is connected through key interference fit with the blade disc, the one end welding that the pivot was kept away from to the connecting rod has the hand lever.

Preferably, the welding of mounting disc top has the calibrated scale, the calibrated scale annular is provided with the scale that corresponds every tool bit position, the welding has the pointer on the connecting rod, the pointer is to the scale on the calibrated scale, six are no less than to the quantity of tool bit.

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses a setting of safety cover for when diamond segments used, the tool bit portion that need not use all is cup jointed by the safety cover, makes can not produce the injury to human body or other article at the non-working face.

2. The utility model discloses only set up a positioning bolt simultaneously, when changing the tool bit, only need take the tool bit out from the connecting plate, can realize changing, simultaneously when using different types of tool bits, can be convenient rotate required tool bit to breach department through connecting rod and hand rocker to take it out and fix easy operation is convenient through the spring.

3. The utility model discloses set up the pointer on the connecting rod and set up the calibrated scale on the mounting disc, and the scale of calibrated scale sets up the angle and sets up according to the annular of tool bit for when rotating the blade disc through connecting rod and hand rocker, can be comparatively accurate rotate the assigned position with required tool bit, the convenient use to multiple tool bit.

Drawings

Fig. 1 is a schematic structural diagram of a replaceable diamond tool bit according to the present invention;

FIG. 2 is a schematic view of the cutting tip and the mounting groove portion of a diamond replaceable cutting tip according to the present invention;

fig. 3 is a top view of the replaceable diamond tool tip according to the present invention.

In the figure: the device comprises a cutter head 1, a mounting disc 2, a protective cover 3, a cutter head 4, a connecting rod 5, a hand lever 6, a rotating shaft 7, a threaded hole 8, a connecting plate 9, a mounting groove 10, a spring 11, a positioning bolt 12, a pointer 13 and a dial 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Examples

Referring to fig. 1-3, a diamond replaceable cutter head comprises a cutter head 1, wherein a plurality of mounting grooves 10 are formed in the cutter head 1, a cutter head 4 is arranged in each mounting groove 10, a connecting device is arranged at one end of each cutter head 4 in each mounting groove 10, a mounting disc 2 is arranged above the cutter head 1, a through hole is formed in each mounting disc 2, a rotating center of each mounting disc 2 and the corresponding cutter head 1 is connected with a rotating shaft 7, a connecting rod 5 is arranged above each mounting disc 2 through each rotating shaft 7, and a protective cover 3 is sleeved outside the cutter head 1.

The safety cover 3 is the loop configuration and has seted up a breach, breach department has a tool bit 4 to stretch out from mounting groove 10, a screw hole 8 has all been seted up in every tool bit 4 to run through, be connected with positioning bolt 12 in the screw hole in the tool bit 4 that stretches out from the breach, positioning bolt 12 threaded connection through-hole and screw hole 8 simultaneously, can be fixed with required tool bit 4 and mounting disc 2 through positioning bolt 12, and mounting disc 2 is connected fixedly with external fixed station, make tool bit 4 be in operating condition after fixed.

The connecting device comprises a connecting plate 9, the connecting plate 9 is connected in a sealing and sliding manner in a mounting groove 10, the connecting plate 9 abuts against one end of the cutter head 4 in the mounting groove 10, glue is coated at the joint of the connecting plate 9 and the cutter head 4, so that the cutter head 4 and the connecting plate 9 which are not in a working state can have an adhesion effect, the dislocation of the cutter head 4 is avoided, the replacement of the cutter head 4 is influenced, a spring 11 is welded at one end of the connecting plate 9, which is far away from the cutter head 4, the fixed end of the spring 11 is welded at the bottom of the mounting groove 10, the spring 11 is in a natural state when the cutter head 4 is in a sleeving range of the protective cover 3, when the cutter head 4 is required to be used, the spring 11 is pulled outwards, when the use of the cutter head 4 is finished, the positioning bolt 12 is removed, the cutter head 4 is restored to be in place under the restoring, the inner circle part veneer of safety cover 3 has the buffer layer of one deck, avoids the excessive fish tail of tool bit 4 to safety cover 3, and mounting groove 10 matches with the size of tool bit 4.

Mounting disc 2 is connected fixedly with external fixed station,

pivot

7 and 2 clearance fit of mounting disc, pivot 7 is connected through key interference fit with blade disc 1, connecting rod 5 is kept away from the one end welding of pivot 7 and is had hand rocker 6, the welding of 2 tops of mounting disc has calibrated scale 14, calibrated scale 14 annular is provided with the scale that corresponds 4 positions of every tool bit, the welding has pointer 13 on connecting rod 5, the scale on the directional calibrated scale 14 of pointer 13, the position determination that can realize each tool bit through the cooperation of pointer 13 and scale one by one, six are no less than to the quantity of tool bit 4.

When the utility model is used, all the tool bits 4 are positioned in the inner ring of the protective cover 3 when the tool bit is in the initial state, at the moment, because the diameter of the protective cover 3 is larger than the exposed diameter of the tool bit 4, the exposed phenomenon of the tool bit 4 can not be generated, and the injury to external personnel can not be generated, when the tool bit is required to be used, the required tool bit 4 is positioned at the gap position of the protective cover 3 through the rotation of the connecting rod 5 and the hand lever 6, and the threaded hole 8 is matched with the through hole on the mounting plate 2 through the outward stretching, and the tool bit 4 is positioned in the working state through the fixed connection of the positioning bolt 12, and the other tool bits 4 are still positioned in the inner ring of;

when the tool bit 4 needs to be replaced, the tool bit 4 in the working process is only required to be pulled out outwards, and the glue between the tool bit 4 and the connecting plate 9 is loosened, so that the tool bit 4 can be pulled out and replaced, and meanwhile, the newly replaced tool bit 4 is fixed through reconnection of the positioning bolt 12.

To sum up, the utility model discloses a guard action of safety cover 3 makes under operating condition tool bit 4 except that work all preserved by safety cover 3, avoids producing the loss to the external world, has improved change efficiency through a positioning bolt 12's fixed, uses connecting rod 5, hand rocker 6, pointer 13 and calibrated scale 14 to realize making things convenient for the staff operation to the accurate and light change of tool bit 4 of different models simultaneously.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a removable formula tool bit of diamond, includes blade disc (1), its characterized in that, a plurality of mounting grooves (10), every have been seted up in blade disc (1) be equipped with one tool bit (4) in mounting groove (10), the one end of tool bit (4) in mounting groove (10) is equipped with connecting device, the top of blade disc (1) is equipped with mounting disc (2), open in mounting disc (2) and be equipped with the through-hole, the centre of gyration of mounting disc (2) and blade disc (1) is connected with pivot (7) jointly, pivot (7) are equipped with connecting rod (5) in the top of mounting disc (2), blade disc (1) overcoat has cup jointed safety cover (3).

2. A diamond replaceable cutter head according to claim 1, wherein the protective cover (3) is annular and has a cut-out, the cut-out is provided with a cutter head (4) extending from the mounting groove (10), each cutter head (4) has a threaded hole (8) formed therethrough, the threaded hole in the cutter head (4) extending from the cut-out is connected with a positioning bolt (12), and the positioning bolt (12) is simultaneously screwed with the through hole and the threaded hole (8).

3. A diamond replaceable cutter head according to claim 1, wherein the connecting device comprises a connecting plate (9), the connecting plate (9) is connected in a sealing and sliding mode in the mounting groove (10), the connecting plate (9) abuts against one end of the cutter head (4) in the mounting groove (10), the joint of the connecting plate (9) and the cutter head (4) is coated with glue, a spring (11) is welded at one end of the connecting plate (9) far away from the cutter head (4), and the fixed end of the spring (11) is welded at the bottom of the mounting groove (10).

4. A diamond replaceable cutting head according to claim 1, characterized in that a number of the cutting heads (4) not located at the gap are located inside a protective cover (3), the inner part of the protective cover (3) is glued with a buffer layer, and the mounting groove (10) is matched to the size of the cutting head (4).

5. The replaceable diamond cutter head according to claim 1, wherein the mounting disc (2) is fixedly connected with an external fixing table, the rotating shaft (7) is in clearance fit with the mounting disc (2), the rotating shaft (7) is in interference fit with the cutter disc (1) through a key, and a hand lever (6) is welded at one end, away from the rotating shaft (7), of the connecting rod (5).

6. A diamond replaceable cutter head according to claim 1, wherein a dial (14) is welded on the top of the mounting disc (2), the dial (14) is provided with a scale corresponding to the position of each cutter head (4) in an annular shape, the connecting rod (5) is welded with a pointer (13), the pointer (13) points to the scale on the dial (14), and the number of the cutter heads (4) is not less than six.