CN211565583U - Diamond double-end-face grinding disc - Google Patents

Abstract

The utility model discloses a diamond bi-polar face mill, including the mill body, the mounting hole has been seted up at the center of mill body, the mounting hole is connected with motor drive shaft, the mill body includes metal level, bond line, buffer layer and abrasive material layer, the bond line includes first bond line and second bond line, the both ends face of metal level is connected with the buffer layer through first bond line, the buffer layer passes through the second bond line and is connected with the abrasive material layer.

Description

Diamond double-end-face grinding disc

Technical Field

The utility model relates to a superhard materials field, more specifically says that it relates to a diamond bi-polar face mill.

Background

The hard alloy is an alloy material prepared from a hard compound of refractory metal and bonding metal by a powder metallurgy process, has high hardness, strength, wear resistance and corrosion resistance, is known as an industrial tooth, is used for manufacturing cutting tools, cutters and wear-resistant parts, is widely applied to the fields of military industry, aerospace, machining, metallurgy, oil drilling, mine tools, electronic communication, building and the like, and along with the development of downstream industries, the market demand of hard alloy is continuously increased, in addition, the demands for cemented carbide products with high technical content and high quality stability will be greatly improved due to the future manufacturing of high and new technology weapons, the progress of advanced science and technology and the rapid development of nuclear energy, and the problem of low processing efficiency always exists in the grinding processing of the indexable alloy blades widely applied in the tool field due to the fact that cemented carbide has high hardness, strength and wear resistance.

The diamond grinding disc disclosed in the patent publication No. CN201799941U specifically discloses a diamond grinding disc comprising a base disc, block-shaped abrasive bodies and a central hole, wherein the block-shaped abrasive bodies are uniformly fixed on the base disc, the block-shaped abrasive bodies are uniformly distributed on the surface of the base disc, and a through hole is formed in the center of the diamond grinding disc.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a diamond two-end-face millstone, it is used for solving the problem that the mill is difficult for getting rid of waste material impurity that above-mentioned prior art exists, also can not cushion the shock attenuation, and the during operation can be accompanied by very big noise.

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

the utility model provides a diamond double end face mill, includes the mill body, the mounting hole has been seted up at the center of mill body, the mounting hole is connected with motor drive shaft, the mill body includes metal level, bond line, buffer layer and abrasive material layer, the bond line includes first bond line and second bond line, the both ends face of metal level is connected with the buffer layer through first bond line, the buffer layer passes through the second bond line and is connected with the abrasive material layer.

Through above-mentioned technical scheme, through setting up the buffer layer, when the unexpected situation of mill body appears and drops, can slow down the impact force of whereabouts through the buffer layer to the protection mill body of preferred, simultaneously, also can improve the grinding efficiency of mill body, the life of extension mill body reduces the rejection rate of mill when grinding the work piece, can effectually solve the work piece and appear broken edge, the angle of explosion and the unsafe problem of machining dimension at the grinding in-process.

The utility model discloses further set up to: the metal level is the bronze layer, first bond line and second bond line are the resin layer, the buffer layer is damping spring group, the abrasive material layer is the diamond layer.

Through above-mentioned technical scheme, through setting up the metal level into bronze layer, can strengthen the intensity of metal level, set up to the resin layer through with first bond line and second bond line, can increase the adhesion strength of bond line, be the diamond layer with the abrasive material layer, can improve the intensity on abrasive material layer.

The utility model discloses further set up to: the diamond granularity in the abrasive layer is between 100um and 150 um.

Through the technical scheme, the granularity of the diamond can be randomly selected according to the actual use condition, so that the abrasive layer has higher strength.

The utility model discloses further set up to: the diameter of the grinding disc body is between 200mm and 750 mm.

Through above-mentioned technical scheme, can be according to actual demand condition, the diameter of mill body is properly changed to better use.

The utility model discloses further set up to: each terminal surface of mill body sets up an abrasive material layer.

Through above-mentioned technical scheme, through set up an abrasive material layer respectively at two terminal surfaces of mill body, can strengthen the stability of mill body at the during operation.

The utility model discloses further set up to: the mill body still includes the small opening, the small opening passes abrasive material layer, second bond line, buffer layer, first bond line, metal level, first bond line, buffer layer, second bond line and abrasive material layer in proper order.

Through above-mentioned technical scheme, through setting up the small opening, can be with mill body outside mill body is discharged to produced waste material impurity when the work piece grinding, of course, also can dispel the heat through the small opening.

The utility model discloses further set up to: every terminal surface of mill body sets up a plurality of abrasive material layers, a plurality of abrasive material layers overlap each other side by side and establish, are formed with annular groove between two adjacent abrasive material layers.

Through above-mentioned technical scheme, through set up a plurality of abrasive material layers that set up side by side on every terminal surface of mill body to, form the ring channel between two adjacent abrasive material layers, can promote the radiating effect through the ring channel.

The utility model discloses further set up to: the millstone body further comprises a leak hole, and the leak hole sequentially penetrates through the second bonding layer, the buffer layer, the first bonding layer, the metal layer, the first bonding layer, the buffer layer and the second bonding layer.

Through above-mentioned technical scheme, through setting up the small opening, can be with mill body outside mill body is discharged to produced waste material impurity when the work piece grinding, of course, also can dispel the heat through the small opening.

The utility model discloses further set up to: the inner thread is arranged in the leak hole and used for being connected with an external cleaning device.

Through above-mentioned technical scheme, can utilize cleaning device to clean the work piece that has accomplished the grinding.

The utility model discloses further set up to: the cleaning device comprises a threaded rod and a brush, one end of the threaded rod is connected with the brush, and the other end of the threaded rod is connected with the leakage hole.

Through above-mentioned technical scheme, through being connected with internal thread and brush respectively with the both ends of threaded rod to make the connected mode of threaded rod simple stable.

To sum up, the utility model discloses following beneficial effect has:

(1) by arranging the buffer layer, when the grinding disc body falls off in an unexpected condition, the impact force of falling can be reduced through the buffer layer, so that the grinding disc body can be protected better, meanwhile, the grinding efficiency of the grinding disc body can be improved, the service life of the grinding disc body is prolonged, the rejection rate of the grinding disc during workpiece grinding is reduced, and the problems of edge breakage, corner explosion and inaccurate machining size of the workpiece during grinding can be effectively solved;

(2) a plurality of abrasive layers arranged side by side are arranged on each end face of the grinding disc body, and an annular groove is formed between every two adjacent abrasive layers, so that the heat dissipation effect can be improved through the annular groove;

(3) by providing the cleaning device, the workpiece which has been ground can be cleaned.

Drawings

Fig. 1 is a schematic cross-sectional view of embodiment 1 of the present invention;

fig. 2 is a schematic plan view of embodiment 1 of the present invention;

fig. 3 is a schematic cross-sectional view of embodiment 2 of the present invention;

fig. 4 is a schematic plan view of embodiment 3 of the present invention;

fig. 5 is another schematic plan view of embodiment 3 of the present invention;

fig. 6 is a schematic plan view of embodiment 4 of the present invention.

Reference numerals: 1. a millstone body; 11. mounting holes; 12. a metal layer; 13. an adhesive layer; 131. a first adhesive layer; 132. a second adhesive layer; 14. an abrasive layer; 15. an annular groove; 16. a buffer layer; 17. a leak hole; 2. a cleaning device; 21. a threaded rod; 22. and a brush.

Detailed Description

In order to make the objects, technical effects and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work all belong to the scope protected by the present invention.

The present invention will be described in detail with reference to the accompanying drawings.

Example 1

Referring to fig. 1, as shown in the figure, the diamond double-end-face grinding disc may include a grinding disc body 1, a mounting hole 11 is disposed in the center of the grinding disc body 1, the mounting hole 11 is used in cooperation with a transmission shaft of a motor, the grinding disc body 1 may include a metal layer 12, an adhesive layer 13 and an abrasive layer 14, the abrasive layer 14 is fixed on the metal layer 12 through the adhesive layer 13, the upper and lower end faces of the metal layer 12 may both be fixed with the abrasive layer 14 through the adhesive layer 13, and preferably, in this embodiment, the metal layer 12 is a bronze layer, the adhesive layer 13 is a resin layer, and the abrasive layer 14 is a diamond layer.

Wherein, mill body 1 can be divided into a plurality of according to the difference of diameter, and is specific, the diameter can be 200mm, 300mm, 350mm, 400mm, 450mm, 500mm, 600mm and 750mm respectively, more specifically, when the diameter is 200mm, 300mm, 350mm and 400mm, bond line 13 can be the resin layer, when the diameter is 450mm, 500mm, 600mm and 750mm, bond line 13 can be other layers that have adhesive effect, for example, bond line 13 can be AB glue, can change bond line 13 wantonly according to actual in service behavior, and for this, the utility model discloses do not do any restriction.

And, when the diameter of the grinding disc body 1 is 200mm, the abrasive layer 14 can be set to one, the diamond particle size in the abrasive layer 14 can be 100um-150um, when the diameter of the grinding disc body 1 is 300mm, the abrasive layer 14 can be set to two, the diamond particle size in the abrasive layer 14 can be 100um-150um, when the diameter of the grinding disc body 1 is 350mm, the abrasive layer 14 can be set to three, the diamond particle size in the abrasive layer 14 can be 100um-150um, when the diameter of the grinding disc body 1 is 400mm, the abrasive layer 14 can also be set to three, the diamond particle size in the abrasive layer 14 can also be 100um-150um, when the diameter of the grinding disc body 1 is 450mm, the abrasive layer 14 can be set to four, the diamond particle size in the abrasive layer 14 can be 100um or 120um, when the diameter of the grinding disc body 1 is 500mm, the abrasive layer 14 may be set to six, the diamond particle size in the abrasive layer 14 may be 100um or 120um, when the diameter of the grinding disc body 1 is 600mm, the abrasive layer 14 may be set to seven, the diamond particle size in the abrasive layer 14 may be 100um or 120um, when the diameter of the grinding disc body 1 is 750mm, the abrasive layer 14 may be set to eight, the diamond particle size in the abrasive layer 14 may be 100um or 120um, of course, according to the actual use situation, the numerical value of the above data may be appropriately changed, and for this, the present invention is not limited in any way, please refer to fig. 2, when the abrasive layer 14 is set to be plural, an annular groove 15 may be formed between two adjacent abrasive layers 14.

Wherein, when abrasive material layer 14 sets up to a plurality of, the preferred, the interval between two adjacent abrasive material layers 14 can be between 20mm-30mm, more preferred, the interval between two adjacent abrasive material layers 14 can be 25mm, the interval between two adjacent abrasive material layers 14 is also the width of ring channel 15, of course, according to actual in service behavior, can be suitable the interval between two adjacent abrasive material layers 14 of adjustment, to this, the utility model discloses do not do the restriction.

Borrow this, can improve the grinding efficiency of mill body 1, can prolong the life of mill body 1, simultaneously, also can reduce the rejection rate of mill body 1 when grinding the work piece, also can effectual solution work piece in grinding process broken edge, explosion angle and machining dimension in order inaccurate scheduling problem.

Example 2

Referring to fig. 3, as another embodiment of the present invention, the present embodiment is different from the previous embodiment in that the adhesive layer 13 may include a first adhesive layer 131 and a second adhesive layer 132, and a buffer layer 16 is disposed between the first adhesive layer 131 and the second adhesive layer 132, wherein, preferably, in the present embodiment, the buffer layer 16 may be a damping spring set including damping springs, and the specific arrangement manner may be that, the upper and lower end surfaces of the metal layer 12 are both connected to the buffer layer 16 through the first adhesive layer 131, and the buffer layer 16 is further connected to the abrasive layer 14 through the second adhesive layer 132, so that, when the grinding disc body 1 falls in an unexpected condition, the impact force of the falling can be reduced through the buffer layer 16, so as to better protect the grinding disc body 1.

Wherein, in the embodiment, the damping spring set may include one damping spring or a plurality of damping springs, when the damping spring set comprises one damping spring, the diameter of the damping spring is larger than or equal to that of the mounting hole 11, when the damping spring group comprises a plurality of damping springs, the diameters of the damping springs are smaller than the diameter of the mounting hole 11, the rigidity of the damping springs is higher, and the length of the damping springs is shorter, so as to ensure that the damping spring group can not randomly shake left and right when the grinding disc body 1 works, when the damping spring group is arranged as a damping spring, the stability of cushioning layer 16 can be suitably enhanced, and when a plurality of shock absorbing springs are provided, the cushioning ability of cushioning layer 16 can be suitably improved, according to actual in service behavior, can suitably change damping spring's setting quantity, the utility model discloses do not do any restriction to here.

Example 3

Referring to fig. 4, in another embodiment of the present invention, the difference between the present embodiment and the previous embodiment is that the grinding disc body 1 may further include a leak 17, and since both end surfaces of the metal layer 12 may be connected to the abrasive layer 14 through the first adhesive layer 131, the buffer layer 16 and the second adhesive layer 132 (see fig. 3), preferably, in the present embodiment, when the abrasive layer 14 is provided as one, the leak 17 may be disposed on the abrasive layer 14, that is, referring to fig. 3, the leak 17 sequentially passes through the abrasive layer 14, the second adhesive layer 132, the buffer layer 16, the first adhesive layer 131, the metal layer 12, the first adhesive layer 131, the buffer layer 16, the second adhesive layer 132 and the abrasive layer 14, thereby, waste impurities generated during grinding may be discharged out of the grinding disc body 1 through the leak 17, heat dissipation can also be performed through the weep holes 17.

Referring to fig. 5, when the abrasive layer 14 is provided in a plurality of (two or more) abrasive layers 14, and the abrasive layers 14 may be sleeved side by side, and the leak 17 may be provided on the annular groove 15, that is, referring to fig. 3, the leak 17 sequentially passes through the second adhesive layer 132, the buffer layer 16, the first adhesive layer 131, the metal layer 12, the first adhesive layer 131, the buffer layer 16, and the second adhesive layer 132, so that waste impurities generated during grinding may be discharged out of the grinding disc body 1 through the leak 17, and naturally, heat may be dissipated through the leak 17, in this embodiment, the number of the leak 17 is at least two.

Example 4

Referring to fig. 6, in another embodiment of the present invention, the difference between the present embodiment and the previous embodiment is that an internal thread may be disposed in the leak hole 17, the internal thread is used for connecting an external cleaning device 2, the cleaning device 2 may include a threaded rod 21 and a brush 22, the threaded rod 21 is connected to the brush 22, that is, the internal thread of the leak hole 17 is connected to the external thread of the threaded rod 21, and further, the cleaned workpiece may be cleaned by using the cleaning device 2.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. The utility model provides a diamond double end face mill, its characterized in that includes mill body (1), mounting hole (11) have been seted up at the center of mill body (1), mounting hole (11) are connected with motor drive shaft, mill body (1) includes metal level (12), bond line (13), buffer layer (16) and abrasive material layer (14), bond line (13) are including first bond line (131) and second bond line (132), the both ends face of metal level is connected with buffer layer (16) through first bond line (131), buffer layer (16) are connected with abrasive material layer (14) through second bond line (132).

2. The diamond double-ended grinding disc according to claim 1, wherein the metal layer (12) is a bronze layer, the first adhesive layer (131) and the second adhesive layer (132) are both resin layers, the buffer layer (16) is a damping spring group, and the abrasive layer (14) is a diamond layer.

3. The diamond double-ended abrasive disc according to claim 2, wherein diamond grit in said abrasive layer (14) is between 100 to 150 um.

4. A diamond double-ended grinding disc according to claim 1, characterized in that the diameter of the grinding disc body (1) is between 200mm and 750 mm.

5. A diamond double-ended grinding disc according to claim 1, characterized in that one abrasive layer (14) is provided per end face of the grinding disc body (1).

6. The diamond double-ended grinding disc according to claim 5, wherein the grinding disc body (1) further comprises leak holes (17), and the leak holes (17) sequentially penetrate through the abrasive layer (14), the second bonding layer (132), the buffer layer (16), the first bonding layer (131), the metal layer (12), the first bonding layer (131), the buffer layer (16), the second bonding layer (132) and the abrasive layer (14).

7. The diamond double-end-face grinding disc according to claim 1, wherein a plurality of grinding material layers (14) are arranged on each end face of the grinding disc body (1), the grinding material layers (14) are sleeved with each other side by side, and an annular groove (15) is formed between every two adjacent grinding material layers (14).

8. The diamond double-ended grinding disc according to claim 7, wherein the grinding disc body (1) further comprises a leak hole (17), the leak hole (17) sequentially passing through the second adhesive layer (132), the buffer layer (16), the first adhesive layer (131), the metal layer (12), the first adhesive layer (131), the buffer layer (16), and the second adhesive layer (132).

9. A diamond double ended grinding disc according to claim 6 or 8, wherein an internal thread is provided in the weep hole (17) for connection to an external cleaning device (2).

10. A diamond double-ended grinding disc according to claim 9, wherein the cleaning device (2) comprises a threaded rod (21) and a brush (22), one end of the threaded rod (21) being connected with the brush (22) and the other end being connected with the leak (17).

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