CN208528872U - A kind of novel diamond polishing abrasive tool - Google Patents

Abstract

The utility model relates to diamond abrasive tool technical fields, in particular a kind of novel diamond polishing abrasive tool, including mill, mill is by matrix, first mill and the second mill composition, the first centre bore is equipped among matrix, the outer ring of first centre bore is equidistantly equipped with several first through hole around its center of circle, the one side of first mill and the one side of matrix are welded and fixed, the second centre bore is equipped among first mill, first mill is equipped with several roll flutes far from rule on the one side of matrix, the one side of second mill and the another side of matrix are welded and fixed, third centre bore is equipped among second mill.The utility model structure is simple, it is easy to operate, it not only solves simple grain degree diamond abrasive tool and is difficult to the problem of meeting higher and higher requirement on machining accuracy, and disassembly installation is all very convenient, the speed and precision of polishing process can be effectively improved, it improves work efficiency and quality of finish, reduces use cost.

Description

A kind of novel diamond polishing abrasive tool

Technical field

The utility model relates to diamond abrasive tool technical field, specially a kind of novel diamond polishing abrasive tool.

Background technique

Diamond is commonly called as " spark ", that is, our former bodies of diamond for often saying, it is a kind of to be made of carbon Mineral are the particulate materials that nature is made of simple substance element, be at present find on earth it is numerous it is naturally occurring in it is most hard The purposes of hard substance, diamond is very extensive, such as: the cutting tool in craftwork and industry.Due to the superelevation of diamond Hardness, present diamond, which is also widely used in, polishes the higher workpiece of other hardness.Polishing refer to using mechanical, chemistry or The effect of electrochemistry, reduces workpiece surface roughness, and the processing method to obtain bright, flat surface is to utilize buffer Tool and abrasive grain or other polishing mediums process the modification that workpiece surface carries out.

Diamond polishing grinding tool in the prior art is typically all simple grain degree and fixed shape, and nowadays various workpiece are to certainly The requirement of the machining accuracy and finish of body is higher and higher, therefore the limitation of simple grain degree diamond abrasive tool is more and more obvious, often It completes just to need to change grinding tool after a procedure and be processed again, and existing diamond abrasive tool is generally all non-dismountable or dismounting Trouble extends the time of polishing, and process increases, and working efficiency is low；In addition, the manufacturing cost of diamond abrasive tool is higher, no Only raw material diamond is at high cost, and the manufacturing cost of the rigid matrix of the high-strength alloy for fixed diamond is also higher, and general one A matrix only has one side that can be used to be electroplated or be welded and fixed diamond abrasive layer, and matrix is not efficiently used, so that diamond Increased production cost for grinding tool, and then increases use cost, in consideration of it, it is proposed that a kind of novel diamond polishing abrasive tool.

Utility model content

The purpose of this utility model is to provide a kind of novel diamond polishing abrasive tools, to solve to mention in above-mentioned background technique The simple grain degree diamond abrasive tool haveing be difficult to meet present machining accuracy demand, diamond abrasive tool dismounting be inconvenient, replacement trouble with And the problem of diamond abrasive tool higher operating costs.

To achieve the above object, the utility model provides the following technical solutions:

A kind of novel diamond polishing abrasive tool, including mill, the mill is by matrix, the first mill and the second mill group At equipped with the first centre bore among described matrix, the outer ring of first centre bore is equidistantly equipped with several first around its center of circle and leads to Hole, the one side of first mill and the one side of described matrix are welded and fixed, and are equipped in second among first mill Heart hole, first mill are equipped with several roll flutes, the one side of second mill far from rule on the one side of described matrix It is welded and fixed with the another side of described matrix, third centre bore is equipped among second mill；

Opposed outside the mill to be equipped with two hold-down bars, the hold-down bars is by barred body, fixed disk and several connecting rods Composition, one end of the barred body are fixed among the one side of the fixed disk, are equidistantly set in the fixed disk around its center of circle There are several second through-holes, one end of the connecting rod is fixed on one side of the fixed disk far from the barred body, the company The other end of extension bar is equipped with threaded rod, and the connecting rod is interspersed with second through-hole.

Preferably, the outer diameter of described matrix, first mill and second mill is equal.

Preferably, first centre bore is less than second centre bore, second centre bore and the third center The shape size in hole is equal.

Preferably, the radius that the diameter of the first through hole is less than second centre bore subtracts first centre bore The length of radius.

Preferably, diamond fine particle layer, the side of second mill far from described matrix are electroplate on the roll flute Diamond coarse-particle bed is electroplate on face.

Preferably, the threaded rod is an integral molding structure with the connecting rod, the connecting rod, the fixed disk and The barred body is an integral molding structure.

Preferably, the connecting rod is equal with the distance between adjacent second through-hole in its two sides, and all is described The center of circle in connecting rod section and the center of circle of all second through-holes can connect into a positive round.

Preferably, the diameter of section of the connecting rod is less than or equal to the aperture of second through-hole, second through-hole It is equal with shape, the size of the first through hole.

Preferably, the quantity of the connecting rod is equal with the quantity of second through-hole, and the quantity of the first through hole is The sum of the quantity of the connecting rod and second through-hole.

Preferably, the diameter of the fixed disk is less than or equal to the diameter of second centre bore.

Compared with prior art, the utility model has the beneficial effects that

1. three layers of mill structure that the utility model is welded by setting matrix, the first mill and the second mill, make The two sides of one mill can possess varigrained diamond abrasive layer, by the abrasive material of mill two sides be set as be incremented by or The precision successively decreased, so that it may which the sanding and polishing process for disposably carrying out two different accuracies is not required to not complete one of polishing process Grinding tool will be replaced, process time is reduced, accelerates process velocity；

2. the utility model is engaged by clamping mutually by the way that the hold-down bars matched with mill, two hold-down bars are arranged, convenient Disassembly and installation, dual clamping is so that the connection between mill and hold-down bars is more firm, and if hold-down bars damages, only needs to change Hold-down bars can be used continuously；

3. the utility model makes the two sides of a matrix all be fully utilized, drops by the way that two-sided abrasive material is arranged The low production cost of diamond polishing grinding tool, and two polishing precision of a mill, it is more convenient to use.

In conclusion the utility model structure is simple, and it is easy to operate, it not only solves simple grain degree diamond abrasive tool and is difficult to completely Enough the problem of higher and higher requirement on machining accuracy, and disassembly installation is all very convenient, can effectively improve the speed of polishing process And precision, it improves work efficiency and quality of finish, reduces use cost.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model diamond polishing grinding tool；

Fig. 2 is the structural schematic diagram of the mill of the utility model；

Fig. 3 is first mill of the utility model and the overlooking structure diagram of the second mill；

Fig. 4 is the structural schematic diagram of the matrix of the utility model；

Fig. 5 is the structural schematic diagram of the hold-down bars of the utility model.

In figure: 1, mill；11, matrix；111, the first centre bore；112, first through hole；12, the first mill；121, second Centre bore；122, roll flute；13, the second mill；131, third centre bore；2, hold-down bars；21, barred body；22, fixed disk；221, Two through-holes；23, connecting rod；231, threaded rod.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, merely to just In description the utility model and simplify description, rather than the device or element of indication or suggestion meaning there must be specific side Position is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

In addition, term " first ", " second ", " third " are used for description purposes only, it is not understood to indicate or imply phase To importance or implicitly indicate the quantity of indicated technical characteristic." first ", " second ", " third " are defined as a result, Feature can explicitly or implicitly include one or more of the features.In the description of the present invention, " several " It is meant that at least two, such as two, three etc., unless otherwise specifically defined.

Fig. 1-5 is please referred to, the utility model provides a kind of technical solution:

A kind of novel diamond polishing abrasive tool, as in Figure 2-4, including mill 1, mill 1 is by matrix 11, the first mill 12 And second mill 13 form, the first centre bore 111 is equipped among matrix 11, the outer ring of the first centre bore 111 is around its center of circle etc. Away from setting there are six first through hole 112, the one side of the one side and matrix 11 of the first mill 12 is welded and fixed, in the first mill 12 Between be equipped with the second centre bore 121, rule is equipped with several roll flutes 122, the second mill on the first one side of the mill 12 far from matrix 11 The one side of disk 13 and the another side of matrix 11 are welded and fixed, and third centre bore 131 is equipped among the second mill 13.

In the present embodiment, the outer diameter of matrix 11, the first mill 12 and the second mill 13 is equal, makes the three-decker can be with It is welded into a smooth entirety.

In the present embodiment, the first centre bore 111 is less than the second centre bore 121, the second centre bore 121 and third centre bore 131 shape size is equal, and is kept the groove of 1 two sides of mill equal, is easily installed hold-down bars 2.

In the present embodiment, the diameter of first through hole 112 subtracts the first centre bore 111 less than the radius of the second centre bore 121 Radius length, that is, be observed that when overlooking first through hole 122 be located at the first centre bore 111 and the second centre bore 121 it Between.

In the present embodiment, diamond fine particle layer, the second one side of the mill 13 far from matrix 11 are electroplate on roll flute 122 On be electroplate with diamond coarse-particle bed, keep the polishing precision of 1 two sides of mill different.

In addition, being also additionally provided with multiple mills 1 in the present embodiment, the two sides of each mill 1 are plated with the gold of different size The mixed layer of hard rock stratum granulosum or diamond particles and other abrasive materials can basis for the workpiece of different polishing required precisions Demand selects different mills 1.

As shown in Figure 1, shown in Figure 5, opposed outside mill 1 to be equipped with two hold-down bars 2, hold-down bars 2 by barred body 21, fixed disk 22 with And several connecting rods 23 form, one end of barred body 21 is fixed among the one side of fixed disk 22, around its circle in fixed disk 22 The heart is equidistantly equipped with several second through-holes 221, and one end of connecting rod 23 is fixed on one side of the fixed disk 22 far from barred body 21, even The other end of extension bar 23 is equipped with threaded rod 231, and connecting rod 23 is interspersed with the second through-hole 221.

In the present embodiment, threaded rod 231 is an integral molding structure with connecting rod 23, connecting rod 23, fixed disk 22 and stick Body 21 is an integral molding structure, then 2 overall material of hold-down bars and construction are unified, keeps hold-down bars 2 more sturdy and durable.

In the present embodiment, equal, all connection of the distance between second through-hole 221 adjacent with its two sides of connecting rod 23 The center of circle in 23 section of bar and the center of circle of the second all through-holes 221 can connect into a positive round, i.e. connecting rod 23 and second is led to Hole 221 is placed equidistant with around the same center of circle.

Specifically, the quantity of connecting rod 23 is equal with the quantity of the second through-hole 221, first through hole 112 in the present embodiment Quantity be connecting rod 23 and the second through-hole 221 the sum of quantity, make connecting rod 23 and the second through-hole 221 just with first through hole 112 correspond.

In the present embodiment, the diameter of section of connecting rod 23 is less than or equal to the aperture of the second through-hole 221, the second through-hole 221 It is equal with shape, the size of first through hole 112, connecting rod 23 is allow to pass through first through hole 112 and the second through-hole 221.

In the present embodiment, the diameter of fixed disk 22 is less than or equal to the diameter of second centre bore 121, makes hold-down bars 2 When installation, fixed disk 22 can be sticked into the second centre bore 121 or third centre bore 131.

Specifically, the length of connecting rod 23 is greater than or equal to the sum of the thickness of matrix 11 and fixed disk 22 in the present embodiment, When then installing fixed, threaded rod 231 can stretch out outside through-hole, and matched nut (not shown) is easy to use to be fixed.

The working principle of the novel diamond polishing abrasive tool of the utility model is: first according to the polishing accuracy requirement of workpiece Suitable mill 1 is selected, then A hold-down bars 2 is connected and fixed from 12 side of the first mill of mill 1, i.e., A connecting rod 23 passes through base First through hole 111 and A fixed disk 22 on body 11 are clamped into the second centre bore 121, next takes B hold-down bars 2 from the second mill 13 side of disk connects and fixes, i.e., B connecting rod 23 sequentially passes through remaining half first through hole 111 and A on matrix 11 from the other side The second through-hole of A 221 in fixed disk 22, and B is fixed, 22 are clamped into third centre bore 131, at this time the outer end of A connecting rod 23 Also the second through-hole of B 221 is passed through, matched nut is then taken and the threaded rod 231 on A, B hold-down bars 2 is tightened, finally Mill is installed on polishing machine platform workpiece can be carried out sanding and polishing (it is worth noting that: mention in above-mentioned working principle To the shape size of A, B hold-down bars 2 be equal, be merely for convenience of clearly describing the working principle of the present embodiment, Bu Nengli Solution is limitations of the present invention).

Basic principles, main features, and advantages of the present invention has been shown and described above.Current row The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments Be only the utility model preference, be not intended to limit the utility model, do not departing from the spirit and scope of the utility model Under the premise of, the utility model also has various changes and improvements, these changes and improvements both fall within claimed it is practical In novel range.The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims (10)

1. a kind of novel diamond polishing abrasive tool, including mill (1), it is characterised in that: the mill (1) is by matrix (11), One mill (12) and the second mill (13) composition, described matrix (11) is intermediate to be equipped with the first centre bore (111), in described first The outer ring in heart hole (111) is equidistantly equipped with several first through hole (112) around its center of circle, the one side of first mill (12) and institute The one side for stating matrix (11) is welded and fixed, and is equipped with the second centre bore (121) among first mill (12), first mill Disk (12) is equipped with several roll flutes (122) far from rule on the one side of described matrix (11), the side of second mill (13) The another side in face and described matrix (11) is welded and fixed, and is equipped with third centre bore (131) among second mill (13)；

It is opposed outside the mill (1) to be equipped with two hold-down bars (2), the hold-down bars (2) by barred body (21), fixed disk (22) with And several connecting rod (23) compositions, one end of the barred body (21) is fixed among the one side of the fixed disk (22), described Several second through-holes (221) are equidistantly equipped with around its center of circle in fixed disk (22), one end of the connecting rod (23) is fixed on institute Fixed disk (22) are stated far from the one side of the barred body (21), the other end of the connecting rod (23) is equipped with threaded rod (231), The connecting rod (23) is interspersed with second through-hole (221).

2. novel diamond polishing abrasive tool according to claim 1, it is characterised in that: described matrix (11), described first The outer diameter of mill (12) and second mill (13) is equal.

3. novel diamond polishing abrasive tool according to claim 2, it is characterised in that: first centre bore (111) is small It is homogeneous in the shape size of second centre bore (121), second centre bore (121) and the third centre bore (131) Deng.

4. novel diamond polishing abrasive tool according to claim 3, it is characterised in that: the first through hole (112) it is straight The radius that diameter is less than second centre bore (121) subtracts the length of the radius of first centre bore (111).

5. novel diamond polishing abrasive tool according to claim 1, it is characterised in that: be electroplate on the roll flute (122) Diamond fine particle layer, second mill (13) far from described matrix (11) one side on be electroplate with diamond coarse granule Layer.

6. novel diamond polishing abrasive tool according to claim 1, it is characterised in that: the threaded rod (231) with it is described Connecting rod (23) is an integral molding structure, and the connecting rod (23), the fixed disk (22) and the barred body (21) are integrated Molding structure.

7. novel diamond polishing abrasive tool according to claim 1, it is characterised in that: the connecting rod (23) and its two sides The distance between adjacent second through-hole (221) is equal, the center of circle in all connecting rod (23) sections and all The center of circle of second through-hole (221) can connect into a positive round.

8. novel diamond polishing abrasive tool according to claim 1, it is characterised in that: the section of the connecting rod (23) is straight Diameter is less than or equal to the aperture of second through-hole (221), the shape of second through-hole (221) and the first through hole (112) Shape, size are equal.

9. novel diamond polishing abrasive tool according to claim 1, it is characterised in that: the quantity of the connecting rod (23) with The quantity of second through-hole (221) is equal, and the quantity of the first through hole (112) is the connecting rod (23) and described second The sum of the quantity of through-hole (221).

10. novel diamond polishing abrasive tool according to claim 1, it is characterised in that: the diameter of the fixed disk (22) Less than or equal to the diameter of second centre bore (121).