CN204470531U - A kind of wax-pattern dressing tool - Google Patents

Abstract

The utility model discloses a kind of wax-pattern dressing tool; The wax material solved for different-thickness residual on wax-pattern needs to carry out to change the problem that different cutters carries out repairing; Its technical essential is: a kind of wax-pattern dressing tool, comprise blade and cutter head, described cutter head is provided with the main cutting edge for cutting wax-pattern, the other end of described main cutting edge by cutter head near one end of blade to cutter head is inclined to set, the angle of inclination of described main cutting edge is 13 ~ 15 degree, the other end of the relatively main cutting edge of described cutter head is provided with secondary cutting edge, and described main cutting edge and secondary cutting edge intersection are formed with point of a knife; Wax material for size different on wax-pattern is residual can be repaired, and improves the service efficiency of cutter, reduces the trouble changing cutter, enhance productivity.

Description

A kind of wax-pattern dressing tool

Technical field

The utility model relates to cutting element manufacturing technology field, specifically belongs to a kind of wax-pattern dressing tool.

Background technology

" wax-pattern " is a kind of conventional forging type, first the pattern of workpiece is made with aluminum, then wax is injected this step of pattern " waxing ", then after waiting wax cooling, wax pattern is taken out this portion " moving back mould ", at this moment wax-pattern consistent with natural scale (actual size is amplified to some extent according to casting shrinkage rates), then with sand, its wax-pattern surface is stained with, be stained with Star to certain thickness, this step is " being stained with sand ", put into water and boil by being stained with husky wax-pattern and finally stay next this step of husky shell " boiling wax " boiling of wax after sand-cast bonding on wax-pattern surface, finally husky shell is imbedded in casting sand pit and molten iron is prolonged husky shell pour into, the molten iron finally staying Sha Moli cools, just become foundry goods.

When wax is injected pattern, the wax of liquid can flow into the gap between pattern, the thin wax disk(-sc) of one deck can be formed Deng after wax cooling, be fash, and the quality of wax-pattern casting when casting can be affected for these fash phenomenons, in order to avoid the impact of fash, all need to repair wax-pattern, eliminate the fash phenomenon on wax-pattern, particularly to some wax-pattern body cavities, use is just needed to repair wax spatula, existing wax spatula of repairing is made up of cutter head and blade, and cutter head can wear and tear to cutter head itself when repairing wax-pattern, simultaneously, shape in use due to wax-pattern is different, repair wax spatula and can not carry out finishing wax-pattern according to different-thickness on wax-pattern or size to wax material residual in wax-pattern, cause can not effectively the fash on wax-pattern being pruned away when repairing wax-pattern.

Utility model content

For the deficiency that prior art exists, the purpose of this utility model be to provide a kind of can to eliminate in wax-pattern the wax-pattern dressing tool of the wax material of different-thickness that remains.

For achieving the above object, the utility model provides following technical scheme: a kind of wax-pattern dressing tool, comprise blade and cutter head, described cutter head is 2:1 with the length ratio of described blade, described cutter head is provided with the main cutting edge for cutting wax-pattern, the other end of described main cutting edge by cutter head near one end of blade to cutter head is inclined to set, the angle of inclination of described main cutting edge is 13 ~ 15 degree, the other end of the relatively main cutting edge of described cutter head is provided with secondary cutting edge, and described main cutting edge and secondary cutting edge intersection are formed with point of a knife.

As preferably, described point of a knife is provided with cutting edge, arranges in 120 degree of angles between described cutting edge and point of a knife.

As preferably, the length of described cutter head and described blade is than being 2:1.

As preferably, the thickness of described cutter head is 1 ~ 1.3mm.

As preferably, the edge width of described main cutting edge is 1.3 ~ 1.5mm.

As preferably, between described cutter head and described blade, junction is formed with spine, and described blade is fixedly connected with handle, and described taper knob to be located on blade and mutually to be conflicted with spine side.

As preferably, described blade offers the position, hole for fixed handle, described handle is fixedly installed fixed lobe, described in described Kong Weiyu, fixed lobe cooperatively interacts.

The utility model has following advantage compared to existing technology: this cutter head is 2:1 with the length ratio of blade, when can repair the fash on wax-pattern (inner chamber as valve body class) like this, cutter head can be made to arrive the inside of wax-pattern, facilitate the inner chamber of user to wax-pattern to repair, by the excision utilizing main cutting edge to carry out globality, the angle of inclination of this main cutting edge is 13 ~ 15 degree, cutter head can be made like this when cutting wax material residual in wax-pattern, main cutting edge can be made from the superficial to the deep to cut wax material, ensure the frictional force between the main cutting edge of minimizing that main cutting edge cuts wax material and wax material, avoid producing heat because of rubbing between main cutting edge and wax material, damage wax-pattern, blade can be made excessively can not to fit with body cavity when utilizing the angle of inclination of main cutting edge to make cutter head stretch into the inner chamber of valve body, residual wax material in cavity can better be excised in use, then secondary cutting edge and point of a knife is utilized to repair being close to the residual wax material be combined on wax-pattern, eliminate the phenomenon that wax-pattern exists fash, ensure the quality of the entirety of wax-pattern, make wax-pattern integral surface smooth, the other end of main cutting edge by cutter head near one end of blade to cutter head is inclined to set, when the wax material for size different on wax-pattern, utilize the angle that on cutter head, main cutting edge tilts, make cutter head can go deep in the thicker wax material of thickness gradually, and then the excision reached wax material, can repair along with residual, so just improve the service efficiency of the utility model wax-pattern finishing knife, reduce the trouble changed and constantly carry out changing cutter when repairing wax-pattern, and then improve production efficiency.

Accompanying drawing explanation

A kind of wax-pattern dressing tool of Fig. 1 the utility model structural representation one;

A kind of wax-pattern dressing tool of Fig. 2 the utility model structural representation two;

A kind of wax-pattern dressing tool of Fig. 3 the utility model structural representation three;

A kind of wax-pattern dressing tool of Fig. 4 the utility model structural representation four;

A kind of wax-pattern dressing tool of Fig. 5 the utility model structural representation five;

The blast signal of a kind of wax-pattern dressing tool of Fig. 6 the utility model.

In figure: 1, cutter head; 11, main cutting edge; 12, secondary cutting edge; 13, point of a knife; 131, cutting edge; 2, blade; 21, Kong Wei; 22, spine; 3, handle; 31, fixed lobe.

Detailed description of the invention

Be described further referring to figs. 1 through a kind of wax-pattern dressing tool of Fig. 6 utility model embodiment.

A kind of wax-pattern dressing tool, as shown in Figures 1 to 4, comprise cutter head 1 and blade 2 integrated with cutter head 1, cutter head 1 is provided with the main cutting edge 11 for cutting wax-pattern and secondary cutting edge 12, wherein, main cutting edge 11 is formed with point of a knife 13 with the intersection of secondary cutting edge 12, main cutting edge 11 is connected with point of a knife 13 one end, point of a knife 13 is provided with cutting edge 131, arrange in 120 degree of angles between cutting edge 131 and point of a knife 13, the intensity of point of a knife 13 can be improved like this, avoid the damage of point of a knife 13, when the angle of inclination of main cutting edge 11 is 13 degree, cutter head 1 is when cutting wax material, frictional force after main sword and between wax material is less, the cutting hardness of cutter head 1 when cutting wax material can be improved like this, accelerate the speed of cutting wax material, when the angle of inclination of main cutting edge 11 is 15 degree, be compared with in the of 13 degree with main cutting edge 11 angle of inclination, this main cutting edge 11 and frictional force between wax material less, heat can not be produced because of long-time friction when cutting thicker wax material, main cutting edge 11 can be made sharper simultaneously, improve cutting speed.The edge width of this main cutting edge 11 is 1.5mm; That the excessive residual wax material (being called fash) that inner chamber for valve body exists excises by this main cutting edge 11, main cutting edge 11 is cut wax material residual on body cavity from outside to inside, by this main cutting edge 11 in 13 ° ~ 15 degree settings, blade 2 can be made excessively can not to fit with body cavity when cutter head 1 can be made like this to stretch into the inner chamber of valve body, can better the residual wax material in cavity be excised in use; After utilizing the residual wax material in main cutting edge 11 pairs of valve bodies to cut, repair with the position of cutting utilizing secondary cutting edge 12, can be repaired little wax material residual on valve body by this secondary cutting edge 12, just can wax material residual on wax-pattern be repaired completely without the need to carrying out tool changing like this, make wax-pattern without fash, ensure wax-pattern effect in use.

Further optimization such scheme, as shown in Figure 3, the thickness of this cutter head 1 is 1 ~ 1.3mm, flexibility when the residual wax material on cutter head 1 pair of wax-pattern can be made in use to cut can be ensured like this, can not blocked up because of thickness time cutter head 1 overweight and the phenomenon of cutting occurred, damage cere, this cutter head 1 is made by boron nitride material with blade 2, the hardness of this boron nitride material and wearability be secondary and diamond only, cutter head 1 and the bulk strength of blade 2 can be ensured like this, make cutter head 1 and blade 2 that the phenomenon ruptured not easily occur.

Further optimization such scheme, as shown in Figure 5 and Figure 6, blade 2 is arranged with the handle 3 for holding, this handle 3 has been wholely set fixed lobe 31, this fixed lobe 31 and blade 2 offers porose position 21 and mutually fastens, and can improve the stationarity of handle 3 and blade 2 like this, spine 22 is formed in cutter head 1 and blade 2 junction, when this handle 3 is that blade 2 is fixed, is connected to establishing with spine 22, can ensures that in use handle 3 can not slide to cutter head 1 place like this.

Further optimization such scheme, review Fig. 1 and Fig. 2, this cutter head 1 is 2:1 with the length ratio of blade 2, and cutter head 1 can be made like this length of cut of cutter head 1 to be made to perform to maximum when repairing the wax-pattern of body cavity class, ensures that cutter head 1 can carry out finishing and excise to wax material residual in body cavity.

The above is only preferred embodiment of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims (7)

1. a wax-pattern dressing tool, comprise blade and cutter head, it is characterized in that: described cutter head is provided with the main cutting edge for cutting wax-pattern, the other end of described main cutting edge by cutter head near one end of blade to cutter head is inclined to set, the angle of inclination of described main cutting edge is 13 ~ 15 degree, the other end of the relatively main cutting edge of described cutter head is provided with secondary cutting edge, and described main cutting edge and secondary cutting edge intersection are formed with point of a knife.

2. a kind of wax-pattern dressing tool according to claim 1, is characterized in that: described point of a knife is provided with cutting edge, arranges between described cutting edge and point of a knife in 120 degree of angles.

3. a kind of wax-pattern dressing tool according to claim 1, is characterized in that: described cutter head is 2:1 with the length ratio of described blade.

4. a kind of wax-pattern dressing tool according to claim 1, is characterized in that: the thickness of described cutter head is 1 ~ 1.3mm.

5. a kind of wax-pattern dressing tool according to claim 1, is characterized in that: the edge width of described main cutting edge is 1.3 ~ 1.5mm.

6. a kind of wax-pattern dressing tool according to claim 1, it is characterized in that: between described cutter head and described blade, junction is formed with spine, described blade is fixedly connected with handle, and described taper knob is located on blade and described handle and spine side and is mutually conflicted.

7. a kind of wax-pattern dressing tool according to claim 6, is characterized in that: described blade offers the position, hole for fixed handle, described handle is fixedly installed fixed lobe, described in described Kong Weiyu, fixed lobe cooperatively interacts.