CN104762462A - Drill bit heat treatment equipment and heat treatment method - Google Patents
Drill bit heat treatment equipment and heat treatment method Download PDFInfo
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- CN104762462A CN104762462A CN201510209614.5A CN201510209614A CN104762462A CN 104762462 A CN104762462 A CN 104762462A CN 201510209614 A CN201510209614 A CN 201510209614A CN 104762462 A CN104762462 A CN 104762462A
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Abstract
The invention discloses drill bit heat treatment equipment and a heat treatment method. The drill bit heat treatment equipment comprises a conveying device, a drill bit heat treatment fixture, a heating station, a quenching station and a cooling station; the conveying device is used for grabbing the drill bit heat treatment fixture and conveying the drill bit heat treatment fixture among the stations; the drill bit heat treatment fixture is used for clamping a drill bit needing the heat treatment; the heating station comprises a heating furnace and a first spiral elevator; the quenching station comprises a quenching furnace and a second spiral elevator; the cooling station comprises a cooling furnace and a third spiral elevator. The drill bit heat treatment equipment can automatically achieve feeding and discharging of the drill bit and can automatically convey the drill bit among the stations, therefore, human power is greatly saved, the safety coefficients of work personnel are improved, time and cost are saved, the heat treatment efficiency is improved, the heat treatment quality of the drill bit is improved, and the heat treatment technology of the drill bit is effectively improved.
Description
Technical field
The present invention relates to the technical field of heat treatment of drill bit, particularly relate to a kind of drill bit equipment for Heating Processing and heat treating method.
Background technology
Drill bit goes out through hole or blind hole in order to drilling on solid material, and can to the cutter of existing hole reaming.Straight shank twist drill bit is most widely used aperture knife tool, and its general diameter scope is 0.25 ~ 80 millimeter, and form primarily of working portion and shank, wherein, working portion has two spiral grooves, and shape is similar to fried dough twist.At present, larger to the demand of straight shank twist drill bit on market.
Further, drill bit is one of cutting tool, and the blade of its working portion requires high rigidity, could hole, and require high strength, high-wearing feature to various material.Usual drill bit is all manufactured by rapid steel, because alloying element is many, so thermohardening is high.But hardness is too high, unfavorable to the distortion of rectification bit face, and not easily mark, so shank is middle hardness.
In addition, drill bit all needs to heat-treat, and this thermal treatment mainly comprises preheating, quenching and cooling etc.But traditional drill bit thermal treatment adopts the mode of artificial loading to transmit.During thermal treatment, staff must carry out corresponding preparation and prepare.If under mass-produced condition, because needs remove material for a long time, material loading, blanking, causes staff's physically-draining, and then production efficiency reduces.Correspondingly, the heat treated quality of drill bit also can along with decline, and production cost increases.
Therefore, for the problems referred to above, be necessary to propose further solution.
Summary of the invention
In view of this, the invention provides a kind of drill bit equipment for Heating Processing and heat treating method, to overcome the deficiencies in the prior art.
To achieve these goals, the technical scheme that provides of the embodiment of the present invention is as follows:
A kind of drill bit equipment for Heating Processing, it comprises: transport unit, drill bit fixture of heat treatment, heating station, quench station and cooling station;
Described transport unit for capturing described drill bit fixture of heat treatment, and transmits between each station;
Described drill bit fixture of heat treatment is for clamping drill bit to be heated;
Described heating station comprises process furnace and the first spiral lift, and the end of described first spiral lift is provided with the first bare terminal end, and described first bare terminal end is arranged at above described process furnace;
Described quench station comprises quenching furnance and the second spiral lift, and the end of described second spiral lift is provided with the second bare terminal end, and described second bare terminal end is arranged at above described quenching furnance;
Described cooling station comprises cooling stove and triple helical elevator, and the end of described triple helical elevator is provided with the 3rd bare terminal end, and described 3rd bare terminal end is arranged at above described cooling stove.
As the improvement of drill bit equipment for Heating Processing of the present invention, described transport unit comprises mechanical arm and front rotates feeding support, described mechanical arm and front rotate between feeding support and are in transmission connection, described mechanical arm can move in vertical plane, described front rotates feeding support and can rotate in horizontal plane, and can capture described drill bit fixture of heat treatment.
As the improvement of drill bit equipment for Heating Processing of the present invention, described drill bit equipment for Heating Processing also comprises electric installation, and described electric installation controls described mechanical arm at horizontal rotation in surface.
As the improvement of drill bit equipment for Heating Processing of the present invention, the angle of rotation that described front rotates feeding support is 0 ~ 270 °.
As the improvement of drill bit equipment for Heating Processing of the present invention, described drill bit fixture of heat treatment comprises clamp head and union lever, and the end of described union lever is provided with the groove captured for described transport unit.
As the improvement of drill bit equipment for Heating Processing of the present invention, in described heating station, described first spiral lift is oppositely arranged, described in the first spiral lift of being oppositely arranged for controlling oven dry and the preheating of the drill bit of described drill bit fixture of heat treatment clamping.
As the improvement of drill bit equipment for Heating Processing of the present invention, described heating station, quench station and cooling station also comprise respective electric motor, and described electric motor provides the power moved up and down for corresponding spiral lift.
To achieve these goals, the technical scheme that provides of the embodiment of the present invention is as follows:
Utilize a heat treating method for drill bit equipment for Heating Processing as above, it comprises the steps:
S1. make each machining position be in original state, drill bit fixture of heat treatment clamps drill bit to be heated;
S2. the furnace temperature of process furnace, quenching furnance and cooling stove is made to reach specified requirement;
S3. the drill bit fixture of heat treatment of clamping drilling bit is sent to heating station by transport unit, dries and thermal pretreatment drill bit;
S4., after heating station is disposed, the drill bit fixture of heat treatment of clamping drilling bit is sent to quench station by transport unit, carries out quench treatment to drill bit;
S5. after quench station is disposed, the drill bit fixture of heat treatment of clamping drilling bit is sent to cooling station by transport unit, carries out cooling process to drill bit;
S6. repeating step S3 ~ S5 is complete to thermal treatment.
Compared with prior art, the invention has the beneficial effects as follows: drill bit equipment for Heating Processing of the present invention can realize material loading and the blanking of drill bit automatically, and automatically can transmit between each station.Thus, greatly save manpower, improve the safety coefficient of staff, and save time and cost, improve heat treatment efficiency.And improve the heat treated quality of drill bit, the effective thermal treatment process improved and improve drill bit.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the vertical view of an embodiment of drill bit equipment for Heating Processing of the present invention;
Fig. 2 is the side-view of transport unit and heating station in Fig. 1.
Embodiment
Technical scheme in the present invention is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, should belong to the scope of protection of the invention.
As shown in Figure 1, drill bit equipment for Heating Processing 100 of the present invention comprises: transport unit 10, drill bit fixture of heat treatment 20, heating station 30, quench station 40 and cooling station 50.
Described transport unit 10 for capturing described drill bit fixture of heat treatment 20, and transmits between each station.Particularly, described transport unit 10 comprises mechanical arm 11 and front rotates feeding support 12, and described mechanical arm 11 and front rotate between feeding support 12 and be in transmission connection.Wherein, described mechanical arm 11 can move in vertical plane, and its one end and front rotate between feeding support 12 and be in transmission connection, thus, front can be driven to rotate feeding support 12 and to move in corresponding vertical plane.Described front rotates feeding support 12 and can rotate in horizontal plane, and its end is provided with interdigital, thus can capture described drill bit fixture of heat treatment 20, and drives drill bit fixture of heat treatment 20 to rotate in respective horizontal face.Preferably, described front rotates the angle of rotation of feeding support is 0 ~ 270 °.Thus, drill bit can be realized by mechanical arm 11 and front rotation feeding support 12 and transmit between each station.
As shown in Figure 2, described transport unit 10 is arranged in frame 60, described drill bit equipment for Heating Processing 100 also comprises electric installation 70, and described electric installation 70 is for controlling described mechanical arm 11 at horizontal rotation in surface, and described electric installation 70 is arranged in described frame 60.
Described drill bit fixture of heat treatment 20 is for clamping drill bit to be heated.Particularly, drill bit fixture of heat treatment 20 comprises clamp head 21 and union lever 22, and the end of described union lever 22 is provided with the groove captured for described transport unit 10, and this groove can rotate interdigital the matching of feeding support 12 end with front.
Described heating station 30 is for drying and thermal pretreatment drill bit.It comprises process furnace 31 and the first spiral lift 32.The end of described first spiral lift 32 is provided with the first bare terminal end, and this first bare terminal end is arranged at above described process furnace 31.Process furnace 31 can be salt bath furnace, thus described first bare terminal end can capture drill bit fixture of heat treatment 20 and be immersed in salt bath furnace.When drill bit fixture of heat treatment 20 is not immersed in salt bath furnace, by the high temperature in salt bath furnace, drill bit can be dried; When being immersed in salt bath furnace, preheating can be carried out to drill bit.To achieve these goals, in described heating station 30, described first spiral lift 32 is oppositely arranged, described in the first spiral lift 32 of being oppositely arranged be respectively used to oven dry and the preheating of the drill bit controlling the clamping of described drill bit fixture of heat treatment 20.
Described quench station 40 comprises quenching furnance and the second spiral lift, and the end of described second spiral lift is provided with the second bare terminal end, and described second bare terminal end is arranged at above described quenching furnance.Similarly, the second bare terminal end can capture drill bit fixture of heat treatment 20, and under the control of the second spiral lift, sends in quenching furnance and carry out quench treatment.
Described cooling station 50 comprises cooling stove and triple helical elevator, and the end of described triple helical elevator is provided with the 3rd bare terminal end, and described 3rd bare terminal end is arranged at above described cooling stove.Similarly, the 3rd bare terminal end can capture drill bit fixture of heat treatment 20, and under the control of triple helical elevator, sends in cooling stove and carry out cooling process.
In above-mentioned embodiment, described quenching furnance and cooling stove also can use salt bath furnace.First bare terminal end, the second bare terminal end and the 3rd bare terminal end are provided with and capture the interdigital of drill bit fixture of heat treatment 20.In addition, described heating station 30, quench station 40 and cooling station 50 also comprise respective electric motor or handwheel, and described electric motor or handwheel provide the power moved up and down for corresponding spiral lift.
For above-mentioned drill bit equipment for Heating Processing, the present invention also provides a kind of method utilizing this drill bit equipment for Heating Processing to heat-treat.Described in this, heat treating method comprises the steps:
S1. make each machining position be in original state, drill bit fixture of heat treatment clamps drill bit to be heated.
S2. the furnace temperature of process furnace, quenching furnance and cooling stove is made to reach specified requirement.
S3. the drill bit fixture of heat treatment of clamping drilling bit is sent to heating station by transport unit, dries and thermal pretreatment drill bit.
Wherein, the drill bit fixture of heat treatment being positioned at feeding area is sent to heating station by transport unit.The object of drying is, sputters and hurt sb.'s feelings when preventing drill bit fixture of heat treatment and drill bit from entering salt bath furnace.During preheating, preheating temperature is 650-700 DEG C, and warm up time is 160s.
S4., after heating station is disposed, the drill bit fixture of heat treatment of clamping drilling bit is sent to quench station by transport unit, carries out quench treatment to drill bit.
Wherein, during quenching, quenching temperature is 1200-1300 DEG C, and the time is 160s.Particularly, when drill bit fixture of heat treatment and drill bit enter quenching furnance, drill handle part is exposed, only heats blade.So, be utilize thermal conduction when preheating temperature and quenching to make shank carry out slack quenching, to reach the hardness of shank requirement.In addition, during quenching, running check quenching furnance radiation mirror whether to be blocked and instrument running whether normal, avoid causing workpiece overheated.
S5. after quench station is disposed, the drill bit fixture of heat treatment of clamping drilling bit is sent to cooling station by transport unit, carries out cooling process to drill bit.
Wherein, the reason of cooling process is, because the alloying element of drill bit is many, and poor thermal conductivity, thus also need to carry out cooling process to drill bit.Particularly, during cooling, cooling in-furnace temperature is 580-620 DEG C, and temperature fall time is 160s, and then air cooling is to room temperature.In addition, when cooling stove is salt bath furnace, for ensureing that cooling temperature is in process stipulation scope, constantly adjusts salt bath composition.
S6. repeating step S3 ~ S5 is complete to thermal treatment.
After thermal treatment, the drill bit fixture of heat treatment of clamping drilling bit is sent to discharging area by transport unit.
In sum, drill bit equipment for Heating Processing of the present invention can realize material loading and the blanking of drill bit automatically, and automatically can transmit between each station.Thus, greatly save manpower, improve the safety coefficient of staff, and save time and cost, improve heat treatment efficiency.And improve the heat treated quality of drill bit, the effective thermal treatment process improved and improve drill bit.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this specification sheets is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of specification sheets is only for clarity sake, those skilled in the art should by specification sheets integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (8)
1. a drill bit equipment for Heating Processing, is characterized in that, described drill bit equipment for Heating Processing comprises: transport unit, drill bit fixture of heat treatment, heating station, quench station and cooling station;
Described transport unit for capturing described drill bit fixture of heat treatment, and transmits between each station;
Described drill bit fixture of heat treatment is for clamping drill bit to be heated;
Described heating station comprises process furnace and the first spiral lift, and the end of described first spiral lift is provided with the first bare terminal end, and described first bare terminal end is arranged at above described process furnace;
Described quench station comprises quenching furnance and the second spiral lift, and the end of described second spiral lift is provided with the second bare terminal end, and described second bare terminal end is arranged at above described quenching furnance;
Described cooling station comprises cooling stove and triple helical elevator, and the end of described triple helical elevator is provided with the 3rd bare terminal end, and described 3rd bare terminal end is arranged at above described cooling stove.
2. drill bit equipment for Heating Processing according to claim 1, it is characterized in that, described transport unit comprises mechanical arm and front rotates feeding support, described mechanical arm and front rotate between feeding support and are in transmission connection, described mechanical arm can move in vertical plane, described front rotates feeding support and can rotate in horizontal plane, and can capture described drill bit fixture of heat treatment.
3. drill bit equipment for Heating Processing according to claim 2, is characterized in that, described drill bit equipment for Heating Processing also comprises electric installation, and described electric installation controls described mechanical arm at horizontal rotation in surface.
4. drill bit equipment for Heating Processing according to claim 2, is characterized in that, the angle of rotation that described front rotates feeding support is 0 ~ 270 °.
5. drill bit equipment for Heating Processing according to claim 1, is characterized in that, described drill bit fixture of heat treatment comprises clamp head and union lever, and the end of described union lever is provided with the groove captured for described transport unit.
6. drill bit equipment for Heating Processing according to claim 1, it is characterized in that, in described heating station, described first spiral lift is oppositely arranged, described in the first spiral lift of being oppositely arranged for controlling oven dry and the preheating of the drill bit of described drill bit fixture of heat treatment clamping.
7. drill bit equipment for Heating Processing according to claim 1, is characterized in that, described heating station, quench station and cooling station also comprise respective electric motor, and described electric motor provides the power moved up and down for corresponding spiral lift.
8. utilize a heat treating method for the drill bit equipment for Heating Processing described in any one of claim 1 ~ 7, it is characterized in that, described heat treating method comprises the steps:
S1. make each machining position be in original state, drill bit fixture of heat treatment clamps drill bit to be heated;
S2. the furnace temperature of process furnace, quenching furnance and cooling stove is made to reach specified requirement;
S3. the drill bit fixture of heat treatment of clamping drilling bit is sent to heating station by transport unit, dries and thermal pretreatment drill bit;
S4., after heating station is disposed, the drill bit fixture of heat treatment of clamping drilling bit is sent to quench station by transport unit, carries out quench treatment to drill bit;
S5. after quench station is disposed, the drill bit fixture of heat treatment of clamping drilling bit is sent to cooling station by transport unit, carries out cooling process to drill bit;
S6. repeating step S3 ~ S5 is complete to thermal treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510209614.5A CN104762462A (en) | 2015-04-28 | 2015-04-28 | Drill bit heat treatment equipment and heat treatment method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510209614.5A CN104762462A (en) | 2015-04-28 | 2015-04-28 | Drill bit heat treatment equipment and heat treatment method |
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| CN104762462A true CN104762462A (en) | 2015-07-08 |
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| CN201510209614.5A Pending CN104762462A (en) | 2015-04-28 | 2015-04-28 | Drill bit heat treatment equipment and heat treatment method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114672636A (en) * | 2020-12-24 | 2022-06-28 | 新沂市凯宁工具有限公司 | Heat treatment equipment for titanium alloy high-speed steel drill bit |
-
2015
- 2015-04-28 CN CN201510209614.5A patent/CN104762462A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114672636A (en) * | 2020-12-24 | 2022-06-28 | 新沂市凯宁工具有限公司 | Heat treatment equipment for titanium alloy high-speed steel drill bit |
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Application publication date: 20150708 |