CN104084876A - Technology for treating surface roughness of gear rolling plate - Google Patents
Technology for treating surface roughness of gear rolling plate Download PDFInfo
- Publication number
- CN104084876A CN104084876A CN201410359130.4A CN201410359130A CN104084876A CN 104084876 A CN104084876 A CN 104084876A CN 201410359130 A CN201410359130 A CN 201410359130A CN 104084876 A CN104084876 A CN 104084876A
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- China
- Prior art keywords
- area
- wedging
- wedging portion
- spline tooth
- surface roughness
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/04—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for treating only selected parts of a surface, e.g. for carving stone or glass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Gear Processing (AREA)
Abstract
The invention relates to the technical field of surface treatment of a gear rolling plate, in particular to a technology for treating the surface roughness of the gear rolling plate. The technology comprises the following steps of (a) performing cleaning treatment on the surface of a parallel portion and a feeding portion of the gear rolling plate; (b) dividing the feeding portion into a first area and a second area; (c) performing fine grinding treatment on the second area of the feeding portion and the parallel portion, and grinding the surface roughness of the second area of the feeding portion and the parallel portion into 1.1 micrometers to 1.7 micrometers; (d) utilizing a PVA grinding wheel for polishing the second area of the feeding portion and the parallel portion after fine grinding treatment, and polishing the surface roughness of the second area of the feeding portion and the parallel portion to be below 1.0 micrometer; (e) utilizing a sand-blasting machine for performing sand blasting on the surface of the first area of the feeding portion; (f) cleaning the surface of the parallel portion and the surface of the feeding portion of the gear rolling plate. The treated gear rolling plate can improve the rolling precision and the production efficiency of a workpiece, and the service life of the gear rolling plate is prolonged.
Description
Technical field
The present invention relates to the technical field of surface of spline tooth broaching board, relate in particular to a kind of surface roughness treatment process of spline tooth broaching board.
Background technology
Spline tooth broaching board is that one for example, turns for workpiece (: screw blank) is carried out to screw thread the mould of making.Spline tooth broaching board generally comprises wedging portion and parallel portion, wherein, the Main Function of wedging portion is workpiece to be carried out to thread forming turn and make, the screw thread that this step forms belongs to semi-finished product screw thread (roughing), the Main Function of parallel portion is to carry out screw thread finishing and turn and make turn workpiece after making through overmolding, and the screw thread that this step forms belongs to complete screw thread (fine finishining).At present, there are two point defects in existing spline tooth broaching board, the surface of first wedging portion is too smooth, when carrying out moulding to workpiece, wedging portion turns while making, can cause workpiece to occur the phenomenon of skidding because wedging portion surface is too smooth, workpiece is difficult for turning the type that causes in wedging portion, and workpiece charging is unstable, and spline tooth broaching board is made inefficiency to turning of workpiece; It two is that the surface smoothness of parallel portion is inadequate, and the frictional force of parallel portion and workpiece is excessive, and finishing turns that to make accuracy of thread unstable to workpiece to cause parallel portion, and fineness is poor, causes spline tooth broaching board to shorten service life simultaneously.
Summary of the invention
The object of the invention is to provide for the deficiencies in the prior art a kind of surface roughness treatment process of spline tooth broaching board, the spline tooth broaching board after this PROCESS FOR TREATMENT, can improve to workpiece turn manufacturing accuracy and production efficiency, and extend the service life of spline tooth broaching board.
For achieving the above object, the surface roughness treatment process of a kind of spline tooth broaching board of the present invention, comprises following processing step:
(a) cleaning is carried out on the surface of the parallel portion to spline tooth broaching board and wedging portion;
(b) wedging portion is carried out to region division, be divided into respectively first area and second area;
(c) second area to wedging portion and parallel portion are carried out smooth grinding processing, and the surface roughness of the second area of wedging portion and parallel portion is ground to 1.1 ~ 1.7 μ m;
(d) utilize PVA emery wheel to carrying out polishing through second area and the parallel portion of smooth grinding wedging after treatment portion, the surface roughness of the second area of wedging portion and parallel portion is polished to below 1.0 μ m;
(e) utilize the surface of the first area of sand-blasting machine to wedging portion to carry out blasting treatment, the surface roughness of the first area of wedging portion is increased to 10 ~ 15 μ m;
(f) surface of the parallel portion to spline tooth broaching board and wedging portion is cleared up.
Wherein, in described step (e), the blasting pressure of the first area of sand-blasting machine to wedging portion is 0.18 ~ 0.28MPa.
Wherein, in described step (e), the sandblast distance of the first area of sand-blasting machine to wedging portion is 150 ~ 200mm.
Wherein, in described step (e), the sandblast duration of the first area of sand-blasting machine to wedging portion is 1 ~ 2h.
Wherein, in described step (e), the sand grains that sand-blasting machine uses the first area sandblast of wedging portion is the ceramic powder that granularity is #24.
Wherein, in described step (f), blow away the sand grains of the wedging portion of spline tooth broaching board and the remained on surface of parallel portion by the dry compressed air of air compressor.
Wherein, in described step (d) afterwards, step (e) also comprises that step (d1) covers the surface of the second area of wedging portion and parallel portion before.
Wherein, in the time that tooth is carried out to sandblast apart from the surface of the first area of the wedging portion for below 2.5mm, blasting pressure is 0.18 ~ 0.22MPa.
Wherein, in the time that tooth is carried out to sandblast apart from the surface of the first area of the wedging portion for more than 2.5mm, blasting pressure is 0.22 ~ 0.28MPa.
Beneficial effect of the present invention: the spline tooth broaching board after PROCESS FOR TREATMENT of the present invention, the surface coverage of the first area of its wedging portion has layer of particles, increase the surperficial roughness of the first area of wedging portion, the first area of guaranteeing wedging portion turns while making work workpiece, the easier charging of workpiece, ensure that workpiece enters wedging portion and turns while making and there will not be and skid, and can improve the precision that wedging portion makes changing of workpieces and the service life that extends wedging portion; The second area of wedging portion and the surface of parallel portion are after the polishing of PVA emery wheel, friction while having reduced widely the second area of wedging portion and parallel portion region to the affected industry of changing of workpieces, make the dressing accuracy good stability of this region to workpiece, highly polished, and can extend the service life in this region, improve the production efficiency that spline tooth broaching board is made changing of workpieces.
Brief description of the drawings
Fig. 1 is the structural representation that carries out the spline tooth broaching board of surface roughness processing.
Reference numeral comprises:
10-spline tooth broaching board, 11-wedging portion, 12-parallel portion
13-outlet, 111-first area, 112-second area.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in detail.
embodiment mono-.
As shown in Figure 1, a kind of surface roughness treatment process of spline tooth broaching board, comprises following processing step:
(a) cleaning is carried out on the surface of the parallel portion 12 to spline tooth broaching board 10 and wedging portion 11;
(b) wedging portion 11 is carried out to region division, be divided into respectively first area 111 and second area 112;
(c) second area 112 to wedging portion 11 and parallel portion 12 are carried out smooth grinding processing, and the surface roughness of the second area of wedging portion 11 112 and parallel portion 12 is ground to 1.1 μ m;
(d) utilize PVA emery wheel to carrying out polishing through second area 112 and the parallel portion 12 of smooth grinding wedging after treatment portion 11;
(e) utilize the surface of the first area 111 of sand-blasting machine to wedging portion 11 to carry out blasting treatment;
(f) surface of the parallel portion 12 to spline tooth broaching board 10 and wedging portion 11 is cleared up.
Wherein, in described step (e), the sandblast distance of the first area 111 of sand-blasting machine to wedging portion 11 is 150mm, and the sand grains that sand-blasting machine uses first area 111 sandblasts of wedging portion 11 is the ceramic powder that granularity is #24; Wherein, the tooth of the first area 111 of wedging portion 11 is apart from being below 2.5mm, and blasting pressure is 0.18Mpa, and sandblast duration is 1h.
In the present embodiment, in described step (f), blow away the sand grains of the wedging portion 11 of spline tooth broaching board 10 and the remained on surface of parallel portion 12 by the dry compressed air of air compressor, prevent the sand grains that is not attached to wedging portion 11 surfaces that this is residual, and the sand grains existing in parallel portion 12 has influence on wedging portion 11 and turn the make work of parallel portion 12 to workpiece, finally can ensure the sand grains of parallel portion 12 and the 11 equal noresidues of wedging portion, guarantee the normal usage energy of spline tooth broaching board 10.
First, the wedging portion 11 of spline tooth broaching board 10 and the surface of parallel portion 12 that need to carry out surface roughness processing are cleaned, the pollutants such as the dust on spline tooth broaching board 10 surfaces are removed, then wedging portion 11 is carried out to first area 111 and second area 112 is divided, the main differentiation of division of carrying out this region need to be carried out wedging portion 11 surfaces of blasting treatment and without wedging portion 11 surfaces of carrying out blasting treatment, then second area 112 and the parallel portion 12 to wedging portion 11 carried out smooth grinding processing, the surface roughness of the second area of wedging portion 11 112 and parallel portion 12 is ground to 1.4 μ m, this step adopts traditional smooth grinding treatment technology, then recycle PVA emery wheel the second area 112 through smooth grinding wedging after treatment portion 11 and the surface of parallel portion 12 are carried out to polishing, complete after PVA processing, blasting treatment is carried out on the surface of the first area 111 of the wedging portion 11 of recycling sand-blasting machine to spline tooth broaching board 10, makes the surface coverage layer of particles of wedging portion 11 after sandblast, finally the surface of the wedging portion 11 to spline tooth broaching board 10 and parallel portion 12 is cleared up, and removes the remaining sand grains on wedging portion 11 and parallel portion 12 surfaces.
Detect through surface roughometer, the roughness on the second area 112 of wedging portion 11 and parallel portion 12 surfaces is 0.8 μ m, and this roughness value is less than 1.0 μ m; The roughness value on second area 112 surfaces of wedging portion 11 is 10 μ m, and this roughness value is within the scope of 10 ~ 15 μ m; The roughness value on wedging portion 11 and parallel portion 12 surfaces all meets predetermined production standard.
In step in the present embodiment (c), second area 112 to wedging portion 11 and parallel portion 12 are carried out smooth grinding processing, the surface roughness of the second area of wedging portion 11 112 and parallel portion 12 is ground to 1.4 μ m, and this kind of smooth grinding adopts conventional art to carry out smooth grinding; Carrying out step (d) before, can first PVA emery wheel be accomplished to the angle identical with the tooth form of the parallel portion 12 of spline tooth broaching board 10, then utilize this PVA emery wheel of fixing angle to carrying out polishing through second area 112 and the parallel portion 12 of smooth grinding wedging after treatment portion 11, the surface roughness of the second area of wedging portion 11 112 and parallel portion 12 is polished to below 1.0 μ m.
The first area 111 of the spline tooth broaching board 10 in the present embodiment and the division of second area 112 can be divided according to the concrete needs of producing, wherein, spline tooth broaching board 10 also comprises an outlet 13, when workpiece is after the finishing of parallel portion 12 turns and made, workpiece is from these outlet 13 outputs, certainly,, in the time that parallel portion 12 is carried out to the polishing of PVA emery wheel, also the polishing of PVA emery wheel is carried out in these outlet 13 regions.
Spline tooth broaching board 10 after PROCESS FOR TREATMENT of the present invention, the surface coverage of the first area 111 of its wedging portion 11 has layer of particles, increase the surperficial roughness of the first area 111 of wedging portion 11, the first area 111 of guaranteeing wedging portion 11 turns while making work workpiece, the easier charging of workpiece, ensure that workpiece enters wedging portion 11 and turns while making and there will not be and skid, and can improve the precision that wedging portion 11 makes changing of workpieces and the service life that extends wedging portion 11; The second area 112 of wedging portion 11 and the surface of parallel portion 12 are after the polishing of PVA emery wheel, friction while having reduced widely the second area 112 of wedging portion 11 and parallel portion 12 regions to the affected industry of changing of workpieces, make the dressing accuracy good stability of this region to workpiece, highly polished, and can extend the service life in this region, improve the production efficiency that spline tooth broaching board 10 is made changing of workpieces.
The surperficial test result of the spline tooth broaching board 10 of the present embodiment after blasting treatment as shown in Table 1.
embodiment bis-.
As shown in Figure 1, the surface roughness treatment process of a kind of spline tooth broaching board of the present invention, comprises following processing step:
(a) cleaning is carried out on the surface of the parallel portion 12 to spline tooth broaching board 10 and wedging portion 11;
(b) wedging portion 11 is carried out to region division, be divided into respectively first area 111 and second area 112;
(c) second area 112 to wedging portion 11 and parallel portion 12 are carried out smooth grinding processing, and the surface roughness of the second area of wedging portion 11 112 and parallel portion 12 is ground to 1.4 μ m;
(d) utilize PVA emery wheel to carrying out polishing through second area 112 and the parallel portion 12 of smooth grinding wedging after treatment portion 11, the surface roughness of the second area of wedging portion 11 112 and parallel portion 12 is polished to 0.7 μ m;
(d1) surface of the second area of wedging portion 11 112 and parallel portion 12 is covered;
(e) utilize the surface of the first area 111 of sand-blasting machine to wedging portion 11 to carry out blasting treatment, the sand grains that sand-blasting machine uses first area 111 sandblasts of wedging portion 11 is the ceramic powder that granularity is #24, wherein, the tooth distance of the first area 111 of wedging portion 11 is below 2.5mm, blasting pressure is 0.20Mpa, sandblast distance is 170mm, and sandblast duration is 1.5h;
(f) surface of the parallel portion 12 to spline tooth broaching board 10 and wedging portion 11 is cleared up.
Detect through surface roughometer, the roughness on the second area 112 of wedging portion 11 and parallel portion 12 surfaces is 0.7 μ m, and this roughness value is less than 1.0 μ m; The roughness value on second area 112 surfaces of wedging portion 11 is 11 μ m, and this roughness value is within the scope of 10 ~ 15 μ m; The roughness value on wedging portion 11 and parallel portion 12 surfaces all meets predetermined production standard.
In the present embodiment, in step (d) afterwards, step (e) also includes a step (d1) before, and the surface of the second area of wedging portion 11 112 and parallel portion 12 is covered; After this process, can guarantee, in the time that blasting treatment is carried out in the first area 111 to wedging portion 11, to avoid sand grains to be sprayed onto the second area 112 of wedging portion 11 and the surface of parallel portion 12, and then guarantee the accurate sandblast to wedging portion 11 first areas 111, sandblast is effective, and production efficiency is high.
Spline tooth broaching board 10 after PROCESS FOR TREATMENT of the present invention, the surface coverage of the first area 111 of its wedging portion 11 has layer of particles, increase the surperficial roughness of the first area 111 of wedging portion 11, the first area 111 of guaranteeing wedging portion 11 turns while making work workpiece, the easier charging of workpiece, ensure that workpiece enters wedging portion 11 and turns while making and there will not be and skid, and can improve the precision that wedging portion 11 makes changing of workpieces and the service life that extends wedging portion 11; The second area 112 of wedging portion 11 and the surface of parallel portion 12 are after the polishing of PVA emery wheel, friction while having reduced widely the second area 112 of wedging portion 11 and parallel portion 12 regions to the affected industry of changing of workpieces, make the dressing accuracy good stability of this region to workpiece, highly polished, and can extend the service life in this region, improve the production efficiency that spline tooth broaching board 10 is made changing of workpieces.
The surperficial test result of the spline tooth broaching board 10 of the present embodiment after blasting treatment as shown in Table 1.
embodiment tri-.
As shown in Figure 1, the surface roughness treatment process of a kind of spline tooth broaching board of the present invention, comprises following processing step:
(a) cleaning is carried out on the surface of the parallel portion 12 to spline tooth broaching board 10 and wedging portion 11;
(b) wedging portion 11 is carried out to region division, be divided into respectively first area 111 and second area 112;
(c) second area 112 to wedging portion 11 and parallel portion 12 are carried out smooth grinding processing, and the surface roughness of the second area of wedging portion 11 112 and parallel portion 12 is ground to 1.4 μ m;
(d) utilize PVA emery wheel to carrying out polishing through second area 112 and the parallel portion 12 of smooth grinding wedging after treatment portion 11, the surface roughness of the second area of wedging portion 11 112 and parallel portion 12 is polished to 0.8 μ m;
(d1) surface of the second area of wedging portion 11 112 and parallel portion 12 is covered;
(e) utilize the surface of the first area 111 of sand-blasting machine to wedging portion 11 to carry out blasting treatment, the sand grains that sand-blasting machine uses first area 111 sandblasts of wedging portion 11 is the ceramic powder that granularity is #24, wherein, the tooth distance of the first area 111 of wedging portion 11 is more than 2.5mm, blasting pressure is 0.22MPa, sandblast distance is 190mm, and sandblast duration is 1.5h;
(f) surface of the parallel portion 12 to spline tooth broaching board 10 and wedging portion 11 is cleared up.
Detect through surface roughometer, the roughness on the second area 112 of wedging portion 11 and parallel portion 12 surfaces is 0.8 μ m, and this roughness value is less than 1.0 μ m; The roughness value on second area 112 surfaces of wedging portion 11 is 12.5 μ m, and this roughness value is within the scope of 10 ~ 15 μ m; The roughness value on wedging portion 11 and parallel portion 12 surfaces all meets predetermined production standard.
Spline tooth broaching board 10 after PROCESS FOR TREATMENT of the present invention, the surface coverage of the first area 111 of its wedging portion 11 has layer of particles, increase the surperficial roughness of the first area 111 of wedging portion 11, the first area 111 of guaranteeing wedging portion 11 turns while making work workpiece, the easier charging of workpiece, ensure that workpiece enters wedging portion 11 and turns while making and there will not be and skid, and can improve the precision that wedging portion 11 makes changing of workpieces and the service life that extends wedging portion 11; The second area 112 of wedging portion 11 and the surface of parallel portion 12 are after the polishing of PVA emery wheel, friction while having reduced widely the second area 112 of wedging portion 11 and parallel portion 12 regions to the affected industry of changing of workpieces, make the dressing accuracy good stability of this region to workpiece, highly polished, and can extend the service life in this region, improve the production efficiency that spline tooth broaching board 10 is made changing of workpieces.
The surperficial test result of the spline tooth broaching board 10 of the present embodiment after blasting treatment as shown in Table 1.
embodiment tetra-.
As shown in Figure 1, the surface roughness treatment process of a kind of spline tooth broaching board of the present invention, comprises following processing step:
(a) cleaning is carried out on the surface of the parallel portion 12 to spline tooth broaching board 10 and wedging portion 11;
(b) wedging portion 11 is carried out to region division, be divided into respectively first area 111 and second area 112;
(c) second area 112 to wedging portion 11 and parallel portion 12 are carried out smooth grinding processing, and the surface roughness of the second area of wedging portion 11 112 and parallel portion 12 is ground to 1.4 μ m;
(d) utilize PVA emery wheel to carrying out polishing through second area 112 and the parallel portion 12 of smooth grinding wedging after treatment portion 11, the surface roughness of the second area of wedging portion 11 112 and parallel portion 12 is polished to 0.75 μ m;
(d1) surface of the second area of wedging portion 11 112 and parallel portion 12 is covered;
(e) utilize the surface of the first area 111 of sand-blasting machine to wedging portion 11 to carry out blasting treatment, the sand grains that sand-blasting machine uses first area 111 sandblasts of wedging portion 11 is the ceramic powder that granularity is #24, wherein, the tooth distance of the first area 111 of wedging portion 11 is more than 2.5mm, blasting pressure is 0.25MPa, sandblast distance is 200mm, and sandblast duration is 2h;
(f) surface of the parallel portion 12 to spline tooth broaching board 10 and wedging portion 11 is cleared up.
Detect through surface roughometer, the roughness on the second area 112 of wedging portion 11 and parallel portion 12 surfaces is 0.75 μ m, and this roughness value is less than 1.0 μ m; The roughness value on second area 112 surfaces of wedging portion 11 is 14 μ m, and this roughness value is within the scope of 10 ~ 15 μ m; The roughness value on wedging portion 11 and parallel portion 12 surfaces all meets predetermined production standard.
Spline tooth broaching board 10 after PROCESS FOR TREATMENT of the present invention, the surface coverage of the first area 111 of its wedging portion 11 has layer of particles, increase the surperficial roughness of the first area 111 of wedging portion 11, the first area 111 of guaranteeing wedging portion 11 turns while making work workpiece, the easier charging of workpiece, ensure that workpiece enters wedging portion 11 and turns while making and there will not be and skid, and can improve the precision that wedging portion 11 makes changing of workpieces and the service life that extends wedging portion 11; The second area 112 of wedging portion 11 and the surface of parallel portion 12 are after the polishing of PVA emery wheel, friction while having reduced widely the second area 112 of wedging portion 11 and parallel portion 12 regions to the affected industry of changing of workpieces, make the dressing accuracy good stability of this region to workpiece, highly polished, and can extend the service life in this region, improve the production efficiency that spline tooth broaching board 10 is made changing of workpieces.
The surperficial test result of the spline tooth broaching board 10 of the present embodiment after blasting treatment as shown in Table 1.
embodiment five.
As shown in Figure 1, the surface roughness treatment process of a kind of spline tooth broaching board of the present invention, comprises following processing step:
(a) cleaning is carried out on the surface of the parallel portion 12 to spline tooth broaching board 10 and wedging portion 11;
(b) wedging portion 11 is carried out to region division, be divided into respectively first area 111 and second area 112;
(c) second area 112 to wedging portion 11 and parallel portion 12 are carried out smooth grinding processing, and the surface roughness of the second area of wedging portion 11 112 and parallel portion 12 is ground to 1.7 μ m;
(d) utilize PVA emery wheel to carrying out polishing through second area 112 and the parallel portion 12 of smooth grinding wedging after treatment portion 11, the surface roughness of the second area of wedging portion 11 112 and parallel portion 12 is polished to 0.85 μ m;
(d1) surface of the second area of wedging portion 11 112 and parallel portion 12 is covered;
(e) utilize the surface of the first area 111 of sand-blasting machine to wedging portion 11 to carry out blasting treatment, the sand grains that sand-blasting machine uses first area 111 sandblasts of wedging portion 11 is the ceramic powder that granularity is #24, wherein, the tooth distance of the first area 111 of wedging portion 11 is more than 2.5mm, blasting pressure is 0.28MPa, sandblast distance is 200mm, and sandblast duration is 2h;
(f) surface of the parallel portion 12 to spline tooth broaching board 10 and wedging portion 11 is cleared up.
Detect through surface roughometer, the roughness on the second area 112 of wedging portion 11 and parallel portion 12 surfaces is 0.85 μ m, and this roughness value is less than 1.0 μ m; The roughness value on second area 112 surfaces of wedging portion 11 is 15 μ m, and this roughness value is within the scope of 10 ~ 15 μ m; The roughness value on wedging portion 11 and parallel portion 12 surfaces all meets predetermined production standard.
Spline tooth broaching board 10 after PROCESS FOR TREATMENT of the present invention, the surface coverage of the first area 111 of its wedging portion 11 has layer of particles, increase the surperficial roughness of the first area 111 of wedging portion 11, the first area 111 of guaranteeing wedging portion 11 turns while making work workpiece, the easier charging of workpiece, ensure that workpiece enters wedging portion 11 and turns while making and there will not be and skid, and can improve the precision that wedging portion 11 makes changing of workpieces and the service life that extends wedging portion 11; The second area 112 of wedging portion 11 and the surface of parallel portion 12 are after the polishing of PVA emery wheel, friction while having reduced widely the second area 112 of wedging portion 11 and parallel portion 12 regions to the affected industry of changing of workpieces, make the dressing accuracy good stability of this region to workpiece, highly polished, and can extend the service life in this region, improve the production efficiency that spline tooth broaching board 10 is made changing of workpieces.
The surperficial test result of the spline tooth broaching board 10 of the present embodiment after blasting treatment as shown in Table 1.
Table one, the analytical test result of the spline tooth broaching board 10 that embodiment mono-to embodiment five obtains:
。Can learn from above-mentioned table one, the second area 112 of the wedging portion 11 to spline tooth broaching board 10 and parallel portion 12 are successively after smooth grinding and PVA polishing, and the second area 112 of wedging portion 11 and the surface roughness of parallel portion 12 are below 1.0 μ m; And the first area 111 of the wedging portion 11 of spline tooth broaching board 10 is that 0.18 ~ 0.28Mpa, sandblast distance is under 150 ~ 200mm and the sandblast duration condition that is 1 ~ 2h after blasting treatment through blasting pressure, its surface coverage has layer of particles, makes the roughness on 111 surfaces, first area of wedging portion 11 be increased to 10 ~ 15 μ m; Through the spline tooth broaching board 10 of above-mentioned processing step processing, guarantee workpiece being turned while making work, workpiece is in the easier charging in the first area 111 of wedging portion 11, and ensure that workpiece turns while making and there will not be and skid in the first area 11 of this wedging portion 11, and the second area 112 of wedging portion 11 and parallel portion 12 are after the polishing of PVA emery wheel, improve the surperficial fineness in this region, guarantee stable accuracy when this region turns affected industry to workpiece finishing, the screw thread fineness of Workpiece shaping is good.
Above content is only preferred embodiment of the present invention, for those of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, and this description should not be construed as limitation of the present invention.
Claims (9)
1. a surface roughness treatment process for spline tooth broaching board, is characterized in that, comprises following processing step:
(a) cleaning is carried out on the surface of the parallel portion to spline tooth broaching board and wedging portion;
(b) wedging portion is carried out to region division, be divided into respectively first area and second area;
(c) second area to wedging portion and parallel portion are carried out smooth grinding processing, and the surface roughness of the second area of wedging portion and parallel portion is ground to 1.1 ~ 1.7 μ m;
(d) utilize PVA emery wheel to carrying out polishing through second area and the parallel portion of smooth grinding wedging after treatment portion, the surface roughness of the second area of wedging portion and parallel portion is polished to below 1.0 μ m;
(e) utilize the surface of the first area of sand-blasting machine to wedging portion to carry out blasting treatment, the surface roughness of the first area of wedging portion is increased to 10 ~ 15 μ m;
(f) surface of the parallel portion to spline tooth broaching board and wedging portion is cleared up.
2. the surface roughness treatment process of a kind of spline tooth broaching board according to claim 1, is characterized in that, in described step (e), the blasting pressure of the first area of sand-blasting machine to wedging portion is 0.18 ~ 0.28MPa.
3. the surface roughness treatment process of a kind of spline tooth broaching board according to claim 1, is characterized in that, in described step (e), the sandblast distance of the first area of sand-blasting machine to wedging portion is 150 ~ 200mm.
4. the surface roughness treatment process of a kind of spline tooth broaching board according to claim 1, is characterized in that, in described step (e), the sandblast duration of the first area of sand-blasting machine to wedging portion is 1 ~ 2h.
5. the surface roughness treatment process of a kind of spline tooth broaching board according to claim 1, is characterized in that, in described step (e), the sand grains that sand-blasting machine uses the first area sandblast of wedging portion is the ceramic powder that granularity is #24.
6. the surface roughness treatment process of a kind of spline tooth broaching board according to claim 1, is characterized in that, in described step (f), blows away the sand grains of the wedging portion of spline tooth broaching board and the remained on surface of parallel portion by the dry compressed air of air compressor.
7. the surface roughness treatment process of a kind of spline tooth broaching board according to claim 1, is characterized in that, in described step (d) afterwards, step (e) also comprises that step (d1) covers the surface of the second area of wedging portion and parallel portion before.
8. the surface roughness treatment process of a kind of spline tooth broaching board according to claim 2, is characterized in that, in the time that tooth is carried out to sandblast apart from the surface of the first area of the wedging portion for below 2.5mm, blasting pressure is 0.18 ~ 0.22MPa.
9. the surface roughness treatment process of a kind of spline tooth broaching board according to claim 2, is characterized in that, in the time that tooth is carried out to sandblast apart from the surface of the first area of the wedging portion for more than 2.5mm, blasting pressure is 0.22 ~ 0.28MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410359130.4A CN104084876B (en) | 2014-07-25 | 2014-07-25 | Technology for treating surface roughness of gear rolling plate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410359130.4A CN104084876B (en) | 2014-07-25 | 2014-07-25 | Technology for treating surface roughness of gear rolling plate |
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| CN104084876A true CN104084876A (en) | 2014-10-08 |
| CN104084876B CN104084876B (en) | 2017-05-24 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109671607A (en) * | 2017-10-17 | 2019-04-23 | 北京北方华创微电子装备有限公司 | The processing method and processing chamber of workpiece |
| CN109688872A (en) * | 2016-07-19 | 2019-04-26 | 香奈儿香水美妆品公司 | The applicator of cosmetic product |
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| CN109671607A (en) * | 2017-10-17 | 2019-04-23 | 北京北方华创微电子装备有限公司 | The processing method and processing chamber of workpiece |
| CN109671607B (en) * | 2017-10-17 | 2021-12-17 | 北京北方华创微电子装备有限公司 | Method for processing workpiece and process chamber |
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| CN104084876B (en) | 2017-05-24 |
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