CN107699677A - A kind of drill bit quenching structure - Google Patents
A kind of drill bit quenching structure Download PDFInfo
- Publication number
- CN107699677A CN107699677A CN201711028601.3A CN201711028601A CN107699677A CN 107699677 A CN107699677 A CN 107699677A CN 201711028601 A CN201711028601 A CN 201711028601A CN 107699677 A CN107699677 A CN 107699677A
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- CN
- China
- Prior art keywords
- quenching
- drill bit
- holding tray
- cooling
- groove
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
- C21D1/667—Quenching devices for spray quenching
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/22—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for drills; for milling cutters; for machine cutting tools
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The present invention relates to a kind of drill bit quenching structure, including a machining box；One is arranged on the quenching platform in casing；One is arranged on the material placement unit of quenching platform upper surface, and the material placement unit includes several holding trays, and groove is provided with holding tray, and the inwall of groove sets elastic spacing raised；A heating unit, the cooling unit being sequentially distributed in machining box and along quenching platform are arranged on, a heat-retarding clapboard is additionally provided between heating unit and cooling unit.The advantage of the invention is that：Circulation work is carried out by the mutual cooperation between quenching platform, holding tray group, heating unit, a cooling unit, realize mass production, by setting spacing preiection in the groove in holding tray, drill bit so as to be opposite in groove carries out spacing clamping, during avoiding because being rotated in quenching platform, relative displacement occurs between drill bit and holding tray, and has influence on quenching effect.
Description
Technical field
The present invention relates to field of power tools, more particularly to a kind of drill bit quenching structure.
Background technology
The sixties, with the development of cell manufacturing techniques, there is the battery for the Wireless for making power supply with nickel-cadmium cell
Formula electric tool.But at that time because expensive, development is slower.To the middle and later periods seventies, because battery price reduces, charging interval
Shorten, this electric tool is used widely in American-European, Japan.Electric tool initially cylinder iron makees shell, after use instead aluminium conjunction
Gold makees shell.The sixties, thermoplastic engineering plastic are applied on electric tool, and realize the dual exhausted of electric tool
Edge, the safety in utilization of electric tool is ensured.Due to the development of electronic technology, electronic speed regulation electronic work have also appeared the sixties
Tool.This electric tool using the element such as IGCT composition electronic circuit, with switch snapper by press into depth difference adjust
Rotating speed, so that electric tool when in use can be by the difference of processed object（Such as material is different, bore diameter size）, choosing
Select different rotating speeds.
Wherein, for the drill bit in electric tool during processing, heat treatment is a mostly important process, is passed through
Heat treatment, thus it is possible to vary drill bit internal institutional framework, so as to improve the performance of drill bit, can significantly be carried by appropriate heat treatment
The mechanical performance of high drill bit, extend the service life of drill bit, caused by heat treatment can eliminate the heat processing techniques such as casting, forging, weldering
Various defects, crystal grain thinning, eliminate segregation, reduce internal stress, making the tissue of drill bit and performance more uniform, therefore quenching unit
Increasingly welcome by drill produced producer.
Being currently used for the quenching unit of shoe last needs piecemeal to be heat-treated, and operating efficiency is low, can not be applicable batch
Metaplasia is produced, and carries out primary quenching liquid spray after bit face heats rapidly after some seconds, and workpiece surface is reached corresponding hardness will
Ask, but spray time is short, cooling effectiveness is low, and operating personnel easily scald hand when taking drill bit, therefore, how to develop a kind of raising
Operating efficiency, adapt to mass production, quenching and cooling effectiveness it is high drill bit quenching system it is imperative.
The content of the invention
The technical problem to be solved in the present invention is to provide it is a kind of easy to process and can realize mass processing drill bit
Use quenching structure.
In order to solve the above technical problems, the technical scheme is that：A kind of drill bit quenching structure, its innovative point
It is：The quenching structure is used to carry out quenching processing to the drill bit of electric tool, including
One machining box, the machining box are a cuboid hollow-core construction, in the side of machining box there is a tolerant material to send and take
Opening；
One is arranged on the quenching platform in casing, and the quenching platform is a disc-shaped structure, and the quenching platform is by an electric rotating
Machine driving carries out 360 ° of rotations；
One is arranged on the material placement unit of quenching platform upper surface, and the material placement unit includes several to along quenching platform
The holding tray group of circumferencial direction distribution, every group of holding tray group is collectively formed by the holding tray of a pair and column distribution, in holding tray
Upper end has a groove for holding drill bit insertion, and elastic spacing projection, the bullet are additionally provided with the inwall of the groove of holding tray
Property spacing preiection has ordered series of numbers, is sequentially distributed from top to bottom, each column elastic spacing convex sets include several circumference sides along groove
It is raised to equally distributed elastic spacing；
A heating unit, the cooling unit being sequentially distributed in machining box and along quenching platform are arranged on, in heating unit
A heat-retarding clapboard is additionally provided between cooling unit, and the horizontal line where the bottom of heat-retarding clapboard is higher than the top of drill bit
The horizontal line at place.
Further, the heating unit includes a heating installing plate, and a pair of igniters are provided with heating installing plate,
And two igniters are corresponding with the position of two holding trays in holding tray group respectively.
Further, the cooling unit includes a cold plate mounting, and a pair of coolings spray is provided with cold plate mounting
Mouth, two cooling nozzles are corresponding with the position of two holding trays in holding tray group respectively, and the liquid outlet of cooling nozzles is just
Against holding tray, inlet accesses a cooling box by flexible pipe, coolant is injected with cooling box.
The advantage of the invention is that：In the present invention, quenching platform, holding tray group, heating unit, a cooling unit are passed through
Between mutual cooperation, with the rotation of quenching platform, can synchronously carry out the heating of feeding, material and the cooling of material of material
Process, circulation work is carried out, it is easy to process, operating efficiency is improved, realizes the production of continuous batch metaplasia.
In addition, by the setting of dividing plate, heating unit and cooling unit can be separated, reduce heating process and cooling
Process is in the course of the work to mutual influence, it is ensured that heating, cooling effect, ensures being smoothed out for drill bit quenching.
By setting spacing preiection in the groove in holding tray, the drill bit so as to be opposite in groove carries out limiting card
Tightly, during avoiding because being rotated in quenching platform, relative displacement occurs between drill bit and holding tray, and has influence on quenching effect
Fruit.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is the schematic diagram of the drill bit quenching structure of the present invention.
Fig. 2 is the distribution schematic diagram of holding tray group on quenching platform in the present invention.
Embodiment
The following examples can make professional and technical personnel that the present invention be more fully understood, but therefore not send out this
It is bright to be limited among described scope of embodiments.
A kind of drill bit quenching structure as shown in Figure 1 and Figure 2, the quenching structure are used for the drill bit to electric tool
Quenching processing is carried out, including
One machining box 1, the machining box 1 are a cuboid hollow-core construction, in the side of machining box 1 there is a tolerant material to send
The opening taken.
One is arranged on the quenching platform 2 in casing, and the quenching platform 2 is a disc-shaped structure, and quenching platform 2 is by a rotation
The driving of motor 3 carries out 360 ° of rotations.
One is arranged on the material placement unit of the upper surface of quenching platform 2, and schematic diagram as shown in Figure 2 understands that the material is put
Putting unit includes several holding tray groups to being distributed along the circumferencial direction of quenching platform 2, and every group of holding tray group is by a pair and column distribution
Holding tray 4 collectively form, the upper end of holding tray 4 have one hold drill bit insertion groove 5, in the groove of holding tray 4
Elastic spacing projection is additionally provided with wall, elastic spacing projection has ordered series of numbers, is sequentially distributed from top to bottom, and each column elastic spacing is raised
Group includes the equally distributed elastic spacing projection 23 of several circumferencial directions along groove 5.Pass through the groove 5 in holding tray 4
Interior setting spacing preiection 23, the drill bit so as to be opposite in groove 5 carry out spacing clamping, avoided because being rotated in quenching platform 2
During, relative displacement occurs between drill bit and holding tray 4, and have influence on quenching effect.
A heating unit, the cooling unit being sequentially distributed in machining box 1 and along quenching platform 2 are arranged on, is being added
A heat-retarding clapboard 6 is additionally provided between hot cell and cooling unit, and the horizontal line where the bottom of heat-retarding clapboard 6 is higher than brill
Horizontal line where the top of head.By the setting of heat-retarding clapboard 6, heating unit and cooling unit can be separated, reduced
Heating process is with refrigerating work procedure in the course of the work to mutual influence, it is ensured that heating, cooling effect, ensures drill bit quenching
Be smoothed out.
Heating unit includes a heating installing plate 7, and a pair of igniters 8, and two igniting are provided with heating installing plate 7
Device 8 is corresponding with the position of two holding trays 4 in holding tray group respectively.
Cooling unit includes a cold plate mounting 9, a pair of cooling nozzles 10 is provided with cold plate mounting 9, two cold
But nozzle 10 is corresponding with the position of two holding trays 4 in holding tray group respectively, and the liquid outlet of cooling nozzles 10 faces
Holding tray 4, inlet access a cooling box 12 by flexible pipe, coolant are injected with cooling box 12.
Operation principle：First, it would be desirable to which the tail end for quench first pair of drill bit of processing inserts first group of holding tray group
In two holding trays 4 groove 5 in, then, drive quenching platform 2 to rotate by electric rotating machine 3, until, the rotation of first group of drill bit
The lower section of heating unit is gone to, is stopped operating, is lighted a fire by igniter and drill bit is heated, during heating, by
Staff inserts the tail end of second pair of drill bit in the groove 5 of two holding trays 4 in second group of holding tray group, is heating
Cheng Hou, quenching platform 2 is driven to rotate by electric rotating machine 3, until, first group of bit to the lower section of cooling unit, stop turning
It is dynamic, spray coolant by cooling nozzles 10 and first group of drill bit is cooled down, now, second pair of drill bit can be moved to heating unit
Lower section, second group of drill bit is heated, meanwhile, the tail end of the 3rd group of drill bit is inserted the 3rd group of placement by staff
In the groove 5 of two holding trays 4 in disk group, after the completion of cooling, heating, quenching platform rotation is rotated further by, so repeatedly, is treated
Drill bit is removed, placed into be processed to the opening of machining box 1 by first group of bit processed by staff
Drill bit, it is achieved thereby that the continuous batchization processing of drill bit quenching.
It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, above-described embodiment and explanation
Merely illustrating the principles of the invention described in book, without departing from the spirit and scope of the present invention, the present invention also have
Various changes and modifications, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention
By appended claims and its equivalent thereof.
Claims (3)
- A kind of 1. drill bit quenching structure, it is characterised in that：The quenching structure is used to quench to the drill bit of electric tool Fire processing, includingOne machining box, the machining box are a cuboid hollow-core construction, in the side of machining box there is a tolerant material to send and take Opening；One is arranged on the quenching platform in casing, and the quenching platform is a disc-shaped structure, and the quenching platform is by an electric rotating Machine driving carries out 360 ° of rotations；One is arranged on the material placement unit of quenching platform upper surface, and the material placement unit includes several to along quenching platform The holding tray group of circumferencial direction distribution, every group of holding tray group is collectively formed by the holding tray of a pair and column distribution, in holding tray Upper end has a groove for holding drill bit insertion, and elastic spacing projection, the bullet are additionally provided with the inwall of the groove of holding tray Property spacing preiection has ordered series of numbers, is sequentially distributed from top to bottom, each column elastic spacing convex sets include several circumference sides along groove It is raised to equally distributed elastic spacing；A heating unit, the cooling unit being sequentially distributed in machining box and along quenching platform are arranged on, in heating unit A heat-retarding clapboard is additionally provided between cooling unit, and the horizontal line where the bottom of heat-retarding clapboard is higher than the top of drill bit The horizontal line at place.
- 2. drill bit quenching structure according to claim 1, it is characterised in that：The heating unit includes a heating Installing plate, a pair of igniters are provided with heating installing plate, and two igniters are placed with two in holding tray group respectively The position of disk is corresponding.
- 3. drill bit quenching structure according to claim 1, it is characterised in that：The cooling unit includes a cooling Installing plate, is provided with a pair of cooling nozzles on cold plate mounting, and two cooling nozzles are put with two in holding tray group respectively Put that the position of disk is corresponding, and the liquid outlet of cooling nozzles faces holding tray, inlet accesses a cooling box by flexible pipe, Coolant is injected with cooling box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711028601.3A CN107699677A (en) | 2017-10-29 | 2017-10-29 | A kind of drill bit quenching structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711028601.3A CN107699677A (en) | 2017-10-29 | 2017-10-29 | A kind of drill bit quenching structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107699677A true CN107699677A (en) | 2018-02-16 |
Family
ID=61176343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711028601.3A Pending CN107699677A (en) | 2017-10-29 | 2017-10-29 | A kind of drill bit quenching structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107699677A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112706360A (en) * | 2021-01-26 | 2021-04-27 | 惠州市凯中精密技术有限公司 | Positioning structure for embedding hardware in injection molding mold |
-
2017
- 2017-10-29 CN CN201711028601.3A patent/CN107699677A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112706360A (en) * | 2021-01-26 | 2021-04-27 | 惠州市凯中精密技术有限公司 | Positioning structure for embedding hardware in injection molding mold |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180216 |
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| WD01 | Invention patent application deemed withdrawn after publication |