CN213703039U

CN213703039U - Numerical control single-line grinding tap diamond roller

Info

Publication number: CN213703039U
Application number: CN202022750323.6U
Authority: CN
Inventors: 宋少帅; 张俊南
Original assignee: Henan Dongjin Precision Tools Co ltd
Current assignee: Henan Dongjin Precision Tools Co ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-07-16
Anticipated expiration: 2030-11-24

Abstract

The utility model discloses a numerical control single line grinding screw tap diamond roller, including diamond layer and gyro wheel body, the shaft hole has been seted up at gyro wheel body center, gyro wheel body circumference surface is provided with the diamond layer, diamond layer inner wall below is equipped with the inclined plane with gyro wheel body laminating department, the inclined plane top is equipped with radial surface, radial surface is equipped with fixed ring, diamond layer inner wall lower surface is equipped with the circumference surface with gyro wheel body laminating department, diamond layer circumference surface is equipped with the second grinding face, diamond layer radial surface is equipped with first grinding face and third grinding face respectively, and diamond layer radial surface diamond granule is the cross ordered arrangement; the utility model has the advantages of increase gyro wheel life, practice thrift the cost, improve grinding efficiency, guarantee the work piece precision, maintain efficient, convenient to use.

Description

Numerical control single-line grinding tap diamond roller

Technical Field

The utility model belongs to the technical field of the diamond gyro wheel technique and specifically relates to a numerical control single line grinding screw tap diamond gyro wheel is related to.

Background

The screw tap is a tool which is widely applied to hand and machine use, the machining precision requirement of the machine high-precision screw tap is high, along with the grinding of a single line of the screw tap and the development of a numerical control screw tap grinding process, the production efficiency, the product precision and the performance of the screw tap are greatly improved, compared with the traditional single-point diamond pen finishing, the production efficiency is greatly improved, the surface quality and the precision of a machined part are higher, and the machine high-precision screw tap is particularly suitable for high-precision and mass production;

the screw tap is a tool which is widely applied to hand use and machine use, the machining precision requirement of the machine high-precision screw tap is high, a plurality of old traditional grinding machining processes cannot meet the technical requirement, meanwhile, diamond particles are mostly adhered to the surface of a wheel body through a bonding agent in the existing diamond roller structure, after abrasion is generated due to long-time use, a bonding agent layer is difficult to peel off from the wheel body, the wheel body can only be abandoned, and waste is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a numerical control single line grinding screw tap diamond roller that has not influenced by pitch size, the suitability is strong, is showing productivity gain, is improving product quality, is reducing manufacturing cost, degree of automation is high, has solved the problem among the prior art.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a numerical control single line grinding screw tap diamond roller, includes gyro wheel main part and diamond layer, its characterized in that: the gyro wheel main part inboard is provided with the gyro wheel boss, the shaft hole has been seted up at gyro wheel boss center, the locating hole has been seted up in the shaft hole outside, gyro wheel main part circumferential surface is provided with trapezoidal arch, trapezoidal protruding one side is provided with the adhesive linkage, the adhesive linkage outer surface is provided with the diamond layer, diamond layer circumferential surface is equipped with outer grinding surface, outer grinding surface both ends all are equipped with the grinding fillet.

The utility model discloses further set up to: four groups of positioning holes are arranged in total, and the positioning holes are distributed in a central symmetry manner.

Through adopting above-mentioned technical scheme, be convenient for fix a position the installation to the gyro wheel main part through the design of multiunit locating hole, prevent to take place the skew in the course of working, lead to appearing machining error.

The utility model discloses further set up to: the bonding layer is made of thermoplastic polyurethane elastomer rubber material.

Through adopting above-mentioned technical scheme, the adhesive linkage adopts thermoplastic polyurethane elastomer rubber to have the plasticizing performance of heating, does not have the cross-linking on the chemical structure, and its molecule is linear basically, has certain physical cross-linking, plays the effect of environmental protection when making the diamond layer fixed, can effectual protection operating personnel not receive the injury in grinding process, secondly also probably makes the work piece that waits to process produce unnecessary wearing and tearing.

The utility model discloses further set up to: the roller wheel lug bosses are bilaterally symmetrical.

Through adopting above-mentioned technical scheme, structural strength in the middle of can effectual assurance gyro wheel main part through convex gyro wheel boss improves the stability in the use for diamond roller processing is more accurate.

The utility model discloses further set up to: chamfers are arranged at two ends of the inner wall surface of the shaft hole and the edge of the inner wall of the positioning hole.

Through adopting above-mentioned technical scheme, the chamfer setting makes the shaft hole inside wall not have sharp-pointed end angle, also can increase the surface area in shaft hole simultaneously, and frictional force between reinforcing shaft hole and the drive mechanism also increases area of contact between locating hole and the fixed establishment simultaneously to further strengthen the steadiness of structure.

The utility model discloses further set up to: the outer grinding surface is crossed and orderly arranged with diamond particles.

By adopting the technical scheme, the diamond particles are regularly arranged, the stress of the diamond particles is stable, the abrasion is uniform, and the diamond roller has excellent polishing performance.

To sum up, the utility model discloses a beneficial technological effect does:

1. the numerical control single-line grinding tap diamond roller is structurally characterized in that a roller main body is installed through a shaft hole and a positioning hole, a grinding fillet of the roller main body carries out single-side repeated finishing on a machining surface of a common ceramic grinding wheel or a CBN grinding wheel so as to meet the requirement of a technical design included angle, the formed grinding wheel needs to be used for grinding the machining surface of a tap, the single-line finishing grinding wheel diamond roller is not influenced by the pitch, the numerical control single-line grinding tap diamond roller can be suitable for finishing grinding wheels of various high-precision taps with multiple specifications, the production efficiency and the product quality can be obviously improved, the manufacturing cost is reduced, automatic grinding is realized, and the dependence on manpower is reduced;

2. structurally, through the cooperation of trapezoidal protruding structure to produce relative displacement in avoiding the working process, guarantee the accuracy of work piece processing, after long-time use produces wearing and tearing, can peel off the adhesive linkage from the gyro wheel main part, the gyro wheel main part is retrieved and is carried out the secondary and use, has avoided the waste to a certain extent, has practiced thrift manufacturing cost.

Drawings

FIG. 1 is a schematic view of the overall structure of a numerical control single-line grinding tap diamond roller of the present invention;

FIG. 2 is a schematic cross-sectional structure diagram of the numerical control single-line grinding tap diamond roller of the present invention;

fig. 3 is the utility model discloses a numerical control single line grinding tap diamond gyro wheel's a department enlargies the schematic diagram.

In the figure, 1, a roller body; 2. a diamond layer; 3. a shaft hole; 4. positioning holes; 5. a roller boss; 6. a trapezoidal protrusion; 7. an adhesive layer; 8. grinding a fillet; 9. and (5) grinding the surface.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1 and 3, the numerical control single-line grinding tap diamond roller disclosed by the utility model comprises a roller main body 1 and a diamond layer 2, wherein a shaft hole 3 is formed in the center of a roller boss 5, a positioning hole 4 is formed outside the shaft hole 3, the diamond layer 2 is arranged on the outer surface of an adhesive layer 7, and grinding fillets 8 are arranged at two ends of an outer grinding surface 9;

in the embodiment, in the using process, the roller body 1 is assembled on the matched transmission mechanism through the shaft hole 3, the roller body 1 is further limited through the positioning hole 4, the roller body is prevented from deviating in the machining process and affecting the machining quality of a workpiece, the roller body performs grinding machining on the workpiece through the diamond layer 2 under high-speed operation, the grinding fillet 8 of the roller body 1 performs single-side multiple trimming on the machining surface of a common ceramic grinding wheel or CBN grinding wheel so as to meet the requirement of a technical design included angle, the formed grinding wheel grinds the machining surface of a screw tap, the single-line trimming grinding wheel diamond roller is not affected by the pitch size, the single-line trimming wheel is suitable for trimming the grinding wheels of various high-precision screw taps with multiple specifications, the production efficiency and the product quality can be obviously improved, the manufacturing cost is reduced, automatic grinding machining is realized, and the dependence on manpower is reduced, the utility model discloses simple structure, the practicality is strong.

As shown in fig. 2 and 3, an outer grinding surface 9 is arranged on the circumferential surface of the diamond layer 2, a roller boss 5 is arranged on the inner side of the roller main body 1, a trapezoidal protrusion 6 is arranged on the circumferential surface of the roller main body 1, an adhesive layer 7 is arranged on one side of the trapezoidal protrusion 6, and the diamond layer 2 is arranged on the outer surface of the adhesive layer 7;

in this embodiment, outer grinding face 9 can process the grinding to the work piece plane, gyro wheel boss 5 can be effectual structural strength in the middle of assurance gyro wheel main part 1, stability in the use is improved, make diamond roller processing more accurate, through trapezoidal protruding 6 structure cooperation, produce relative displacement in order to avoid the course of the work, guarantee the accuracy of work piece processing, after long-time use produces wearing and tearing, can peel off adhesive linkage 7 from gyro wheel main part 1, gyro wheel main part 1 is retrieved and is carried out the secondary use, the waste has been avoided to a certain extent, the effect of structural stability has further been strengthened, can increase the life of working face under the environment is maintained to high strength, wear resistance and surface quality requirement.

Referring to fig. 1, the positioning holes 4 are provided with four groups, the positioning holes 4 are distributed in a central symmetry manner, the roller body 1 is convenient to position and mount through the design of the multiple groups of positioning holes 4, and the phenomenon that the deviation occurs in the machining process to cause machining errors is prevented.

Referring to fig. 3, the bonding layer 7 is made of thermoplastic polyurethane elastomer rubber, the thermoplastic polyurethane elastomer rubber has a plasticizing performance capable of being heated, no crosslinking exists in a chemical structure, molecules of the thermoplastic polyurethane elastomer rubber are basically linear, and certain physical crosslinking is achieved, so that the diamond layer 2 is fixed and plays a role in environmental protection, operators can be effectively protected from being damaged in the grinding process, and unnecessary abrasion of workpieces to be processed can be caused.

Referring to fig. 2, gyro wheel boss 5 is bilateral symmetry, through convex gyro wheel boss 5 can be effectual structural strength in the middle of assurance gyro wheel main part 1, improves the stability in the use for diamond roller processing is more accurate.

Referring to fig. 2, the both ends of 3 internal face in shaft hole and the 4 inner wall edges in locating hole are provided with the chamfer, and the chamfer setting makes 3 inside walls in shaft hole not have sharp-pointed end angle, also can increase the surface area in shaft hole 3 simultaneously, strengthens the frictional force between shaft hole 3 and the drive mechanism, also increases area of contact between locating hole 4 and the fixed establishment simultaneously to further strengthen the steadiness of structure.

Referring to fig. 3, diamond particles are arranged on the outer grinding surface 9 in a crossed and orderly manner, and are regularly arranged, so that the diamond roller has stable stress and uniform abrasion, and has excellent grinding performance.

The implementation principle of the embodiment is as follows:

the utility model relates to a numerical control single line grinding screw tap diamond roller, in the use, assemble the roller main body 1 on the drive mechanism that matches through the shaft hole 3, and do further spacing to the roller main body 1 through the locating hole 4, prevent that the roller body from shifting in the course of working, influence the processingquality of work piece, the roller body carries out grinding process to the machined part through diamond layer 2 under high-speed operation, the grinding fillet 8 of roller main body 1 carries out single face multiple times of repairment to the machined surface of ordinary ceramic grinding wheel or CBN emery wheel, so as to reach the requirement of technical design contained angle, the emery wheel after the shaping needs the machined surface at the grinding screw tap, single line trimming emery wheel diamond roller is not influenced by pitch size, can be applicable to the trimming of the grinding emery wheel of the high-accuracy screw tap of multiple specifications, can show improvement production efficiency and product quality, thereby reach and reduce manufacturing cost, realize automatic abrasive machining, reduce the dependence to the manual work, outer grinding face 9 can process the grinding to the work piece plane, gyro wheel boss 5 can effectual assurance gyro wheel main part 1 middle structural strength, improve the stability in the use, make diamond roller processing more accurate, through trapezoidal protruding 6 structural coordination, in order to avoid producing relative displacement in the course of the work, guarantee workpiece machining's accuracy, after long-time use produces wearing and tearing, can peel off adhesive linkage 7 from gyro wheel main part 1, gyro wheel main part 1 is retrieved and is carried out the secondary use, waste has been avoided to a certain extent, further strengthened structural stability's effect, can increase the life of working face under the environment is maintained to high strength, wear resistance and surface quality require, in order to solve the technical problem that exists among the prior art.

Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a numerical control single line grinding tap diamond roller, includes gyro wheel main part (1) and diamond layer (2), its characterized in that: gyro wheel main part (1) inboard is provided with gyro wheel boss (5), shaft hole (3) have been seted up at gyro wheel boss (5) center, locating hole (4) have been seted up in shaft hole (3) outside, gyro wheel main part (1) circumference surface is provided with trapezoidal arch (6), trapezoidal arch (6) one side is provided with adhesive linkage (7), adhesive linkage (7) surface is provided with diamond layer (2), diamond layer (2) circumference surface is equipped with outer grinding face (9), outer grinding face (9) both ends all are equipped with grinding fillet (8).

2. The numerical control single line grinding tap diamond roller according to claim 1, characterized in that: the positioning holes (4) are provided with four groups in total, and the positioning holes (4) are distributed in a central symmetry manner.

3. The numerical control single line grinding tap diamond roller according to claim 1, characterized in that: the bonding layer (7) is made of thermoplastic polyurethane elastomer rubber material.

4. The numerical control single line grinding tap diamond roller according to claim 1, characterized in that: the roller wheel bosses (5) are bilaterally symmetrical.

5. The numerical control single line grinding tap diamond roller according to claim 1, characterized in that: chamfers are arranged at two ends of the inner wall surface of the shaft hole (3) and the edge of the inner wall of the positioning hole (4).

6. The numerical control single line grinding tap diamond roller according to claim 1, characterized in that: the outer grinding surface (9) is crossed and orderly arrayed with diamond particles.