CN201543821U - All-fiber diamond saw blade hydrogen-protection hot pressed sintering resistance furnace - Google Patents
All-fiber diamond saw blade hydrogen-protection hot pressed sintering resistance furnace Download PDFInfo
- Publication number
- CN201543821U CN201543821U CN2009202324809U CN200920232480U CN201543821U CN 201543821 U CN201543821 U CN 201543821U CN 2009202324809 U CN2009202324809 U CN 2009202324809U CN 200920232480 U CN200920232480 U CN 200920232480U CN 201543821 U CN201543821 U CN 201543821U
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- heater
- saw blade
- furnace
- diamond saw
- hot pressed
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Abstract
An all-fiber diamond saw blade hydrogen-protection hot pressed sintering resistance furnace is composed of a furnace body (3), a control system and a pressurizing system; a workpiece (17) is arranged on a furnace base (16), a beam (1) is arranged on the top of the furnace body (3), one end of the beam (1) is fixed with an upright column (9) and the other end of the beam is movably inserted into a jack (2) on the upper end of the upright column (9); the utility model is characterized in that: the upright column (9) adopts dual upright columns, and the lower end of the upright column (9) is fixed on the ground through a bracket (13). Fiber module combinations are fabricated by standard ceramic fiber blankets, and are assembled to form an integral all-fiber furnace lining structure; compared with the furnace with brick structure, the power is saved by more than 10%, the heating elements are fixed on the fiber by ceramic screws, the heating temperature of the interior of the furnace body adopts three-zone independent control, PID silicon controlled single-phase shift triggering mode is used as the control mode, a high-precision intelligent meter is used for temperature control, and the temperature of each zone is ensured to be uniform.
Description
Technical field:
The utility model relates to diamond saw blade hydrogen shield hot pressed sintering heat treatment industry, is applicable to the following powder metallurgy manufacturing diamond saw blade of Φ 400mm carries out pressure sintering under hydrogen shield resistance furnace.
Background technology:
The diamond saw blade hydrogen shield sintering furnace of producing mostly is shaft furnace and four post bell jar stoves at present.The shaft furnace complex operation, temperature uniformity is bad.Hydrogen air inlet pipe and escape pipe are installed on the bell, because hydrogen quality is light, place the body of heater top, exist if any air in the stove, set off an explosion easily.Oil cylinder is contained on the bell, and temperature makes progress during heating, and cylinder seal spare is impaired, and sealing effectiveness is relatively poor.Do not have inner cover in the four post bell jar furnace bodies, produce moisture behind the feeding hydrogen and be not easy to get rid of, make the body of heater conduction easily, safety coefficient is not high.Body of heater is fixed on the crossbeam, and installation procedure is loaded down with trivial details.Damage nut and thread in installation and the repair procedures easily, not quick detachable.Its furnace lining adopts brick formula structure, and energy-saving effect is relatively poor.
Summary of the invention:
At above deficiency; the purpose of this utility model is to provide a kind of diamond saw blade hydrogen shield hot pressed sintering resistance furnace of fully fibrous structure; be to be connected on the crossbeam at the included body of heater of original four post press hot-pressed sintering furnace technology; four root posts adopt double nut to fix; furnace lining is built by laying bricks or stones at refractory brick and is improved design on the basis; adopt fully fibrous structure, energy-conservation more than 15%.Not high to solve the safety coefficient that prior art exists, the problem of the big and inconvenient maintenance of energy resource consumption.
The technical solution of the utility model realizes in the following manner: the diamond saw blade hydrogen shield hot pressed sintering resistance furnace of fully fibrous structure; by the electric furnace main body; control system and pressue device are formed; workpiece is placed on the stove seat; the stove seat is installed on the track of support; furnace lining is a fibre module; heating element heater is fixed on the fiber with the ceramic screw; the bottom is sealed into the sand seal structure; body of heater is by guided way and directive wheel and column binding; the top of body of heater is provided with crossbeam, and crossbeam one end and column are fixed, the movable column upper end socket that inserts of the other end; it is characterized in that: described column adopts support and ground to fix for two columns, column lower end.
Be furnished with inner cover in the described body of heater, tip upside down on the stove seat.
Gathering sill is equipped with in described pair of column inboard, and directive wheel is equipped with in the body of heater outside, and directive wheel can roll in gathering sill, and body of heater can move up and down with driving.
Described fibre module is to be made by the standard ceramic tapetum fibrosum, constitute whole entire fibre lining structure, the fixing of fibre module is made of round steel string muscle and drag hook, after round steel string muscle crosses fibre module, two ends, the left and right sides are lived by drag hook hook end hook, and drag hook is directly held and the furnace wall welding.
Heating-up temperature adopts three districts independently to control in the described body of heater, and control mode adopts the single-phase phase shift of PID controllable silicon to trigger.
Described inner cover is
1Cr
18Ni
9The Ti heat-resistance stainless steel.
Described heating element heater adopts
0Cr
27Al
7Mo
2The high temperature alloy band.
The utlity model has following characteristics:
1, efficient height: can produce big specification diamond saw blade, sintering velocity is fast, output is high, energy resource consumption is low.2, light specific gravity: original light fire brick inner lining structure, refractory brick proportion are 700kg/m
3, now adopting fibre structure, fiber proportion is 250kg/m
3, weight saving 64%; Two pole structures in addition, materials reduce, and electric furnace is alleviated on whole proportion greatly.3, good energy-conserving effect: entire fibre lining structure and the economize on electricity of former brick formula structure are more than 15%.4, easy to operate: crossbeam and column adopt bolt to link, and installation procedure is simple, and can not cause damage in the process, is convenient to operating maintenance.5, dual-use: when not pressurizeing, make conventional electric furnace and use.
Below in conjunction with accompanying drawing the utility model is described in further detail.
Description of drawings
Fig. 1 is of the present utility model along longitudinal axis cutaway view.
Fig. 2 is the decomposition texture schematic diagram of fibre module combination.
1-crossbeam wherein; The 2-socket; The 3-body of heater; The 4-inner cover; The 5-heating element heater; The 6-sand sealing groove; The 7-hydraulic jack; The 8-bolt; The 9-column; The 10-guided way; The 11-directive wheel; The 12-track; The 13-support; The 14-air inlet; The 15-gas outlet; 16-stove seat; The 17-workpiece; The combination of 18-body of heater top module; 19-body of heater middle part module combinations; 20-bottom of furnace body module combinations; The 21-fibre module; The 22-drag hook; 23-round steel string muscle; The 24-furnace wall.
The specific embodiment
Diamond saw blade hydrogen shield hot pressed sintering resistance furnace referring to Fig. 1, fully fibrous structure of the present utility model; crossbeam 1 left end and column 9 are fixing by bolt 8; the movable column 9 upper end sockets 2 that insert of right-hand member; body of heater 3 links with column 9 by guided way 10 and directive wheel 11; when body of heater 3 moved up and down, crossbeam 1 right-hand member was removed.Column 9 lower ends adopt support 13 and ground to fix.Hydraulic jack 7 is installed in the middle of the track 12, and workpiece 17 is placed on the stove seat 16, and the bottom of stove seat 16 is provided with hydrogen gas outlet 15 and air inlet 14, ensures that gas is unimpeded in the burner hearth, and inner cover 4 tips upside down on the stove seat 16, and inner cover 4 is equipped with sand sealing groove 6 with stove seat 16 contact positions.Stove seat 16 aligns with hydraulic jack 7 in the middle of moving on to track, and mobile body of heater 3 places inner cover 4 in the body of heater, and hydraulic oil promotes kindling seat on the hydraulic jack 7, strengthens the sealing of inner cover 4 and body of heater 3.Body of heater 3 moves and adopts car and promote.
Referring to Fig. 2, be the decomposition texture schematic diagram of fibre module combination, the fiber body of wall is to be made of body of heater top fibre module combination 18, the fibre module combination 19 of body of heater middle part and bottom of furnace body fibre module combination 20.Each fibre module combination is to be made of fibre module 21, round steel string muscle 23 and drag hook 22.Fibre module is a rectangular structure, by making after the compressed binding of standard ceramic tapetum fibrosum.The fibre module combination 18 of body of heater top is identical with the fibre module thickness of bottom of furnace body fibre module combination 20, is slightly thicker than the fibre module combination of body of heater middle part.Round steel length slightly is wider than fibre module 21 width, cross fibre module 21 after, two ends, round steel string muscle 23 left and right sides are lived by drag hook 22 hook end hooks, drag hook directly hold and furnace wall 24 welding, effect is that the tension fibre module relies on the furnace wall, the planform of assurance integral body.To bundle belt and take out after module masonry finishes, fiber expands at different directions, makes fibre module be extruded into gapless integral body, reaches intact accumulation of heat effect.
During shove charge, crossbeam 1 is removed, and body of heater 3 rises, and stove seat 16 aligns with hydraulic jack 7 in the middle of moving on to track 12, and after body of heater 3 declines put in place, crossbeam 1 resetted, and assurance is logical, exhaust is unimpeded, and body of heater is stable during pressurization.Hydrogen inlet 14 is installed in stove seat 16 bottoms with gas outlet 15, and the sand seal structure is adopted in sealing, and sand is arranged in the sand sealing groove 6.Adopt the standard ceramic tapetum fibrosum to make fibre module 21, assembling forms the fiber body of wall, constitutes whole entire fibre lining structure, than the power saving of former brick formula structure stove more than 15%.Heating element heater 5 usefulness ceramic screws are fixed on the fiber, and diathermancy is good.Heating-up temperature adopts three districts independently to control in the body of heater, and control mode adopts the single-phase phase shift triggering of PID controllable silicon, high-precision intelligent table temperature control, and it is even that each distinguishes temperature.This utility model working pressure is a malleation, and oil pressure is at 1Mpa-15Mpa, and the diamond saw blade diameter is below Φ 400mm.
Claims (7)
1. the diamond saw blade hydrogen shield hot pressed sintering resistance furnace of fully fibrous structure; by body of heater (3); control system and pressue device are formed; workpiece (17) is placed on the stove seat (16); stove seat (16) is fixed on the track of support (13); body of heater (3) liner is fibre module (21); heating element heater (5) is fixed on the fiber with the ceramic screw; the bottom is sealed into the sand seal structure; body of heater (3) links with column (9) by guided way (10) and directive wheel (11); the top of body of heater (3) is provided with crossbeam (1); crossbeam (1) one end and column (9) are fixing; movable column (9) the upper end socket (2) that inserts of the other end; it is characterized in that: described column (9) adopts support (13) and ground to fix for two columns, column (9) lower end.
2. the diamond saw blade hydrogen shield hot pressed sintering resistance furnace of fully fibrous structure according to claim 1, it is characterized in that: be furnished with inner cover (4) in the described body of heater (3), inner cover (4) tips upside down on the stove seat (16).
3. the diamond saw blade hydrogen shield hot pressed sintering resistance furnace of fully fibrous structure according to claim 1; it is characterized in that: gathering sill is equipped with in described pair of column inboard; directive wheel (11) is equipped with in body of heater (3) outside, and directive wheel (11) can roll in gathering sill.
4. the diamond saw blade hydrogen shield hot pressed sintering resistance furnace of fully fibrous structure according to claim 1; it is characterized in that: described fibre module (21) is to be made by the standard ceramic tapetum fibrosum; constitute whole entire fibre lining structure; the fixing of fibre module (21) is made of round steel string muscle (23) and drag hook (22); after round steel string muscle (23) crosses fibre module (21); two ends, the left and right sides are lived by drag hook (22) hook end hook, straight end of drag hook (22) and furnace wall (24) welding.
5. the diamond saw blade hydrogen shield hot pressed sintering resistance furnace of fully fibrous structure according to claim 1 is characterized in that: the interior heating-up temperature of described body of heater (3) adopts three districts independently to control, the single-phase phase shift triggering of control mode employing PID controllable silicon.
6. the diamond saw blade hydrogen shield hot pressed sintering resistance furnace of fully fibrous structure according to claim 1, it is characterized in that: described inner cover (4) is
1Cr
18Ni
9The Ti heat-resistance stainless steel.
7. the diamond saw blade hydrogen shield hot pressed sintering resistance furnace of fully fibrous structure according to claim 1 is characterized in that: described heating element heater (5) employing
0Cr
27Al
7Mo
2High temperature alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202324809U CN201543821U (en) | 2009-09-21 | 2009-09-21 | All-fiber diamond saw blade hydrogen-protection hot pressed sintering resistance furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202324809U CN201543821U (en) | 2009-09-21 | 2009-09-21 | All-fiber diamond saw blade hydrogen-protection hot pressed sintering resistance furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201543821U true CN201543821U (en) | 2010-08-11 |
Family
ID=42598980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202324809U Expired - Lifetime CN201543821U (en) | 2009-09-21 | 2009-09-21 | All-fiber diamond saw blade hydrogen-protection hot pressed sintering resistance furnace |
Country Status (1)
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| CN (1) | CN201543821U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105358928A (en) * | 2013-04-18 | 2016-02-24 | 阿曼·吉尔巴赫股份公司 | Sintering apparatus |
| CN106735566A (en) * | 2017-01-14 | 2017-05-31 | 河北小蜜蜂工具集团有限公司 | A kind of diamond disc levelling system and its flattening method |
| US10117732B2 (en) | 2013-04-18 | 2018-11-06 | Amann Girrbach Ag | Arrangement having at least one workpiece for sintering |
-
2009
- 2009-09-21 CN CN2009202324809U patent/CN201543821U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105358928A (en) * | 2013-04-18 | 2016-02-24 | 阿曼·吉尔巴赫股份公司 | Sintering apparatus |
| CN105358928B (en) * | 2013-04-18 | 2017-05-24 | 阿曼·吉尔巴赫股份公司 | Sintering apparatus |
| US10117732B2 (en) | 2013-04-18 | 2018-11-06 | Amann Girrbach Ag | Arrangement having at least one workpiece for sintering |
| US10322453B2 (en) | 2013-04-18 | 2019-06-18 | Amann Girrbach Ag | Sintering apparatus |
| CN106735566A (en) * | 2017-01-14 | 2017-05-31 | 河北小蜜蜂工具集团有限公司 | A kind of diamond disc levelling system and its flattening method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100811 |
|
| CX01 | Expiry of patent term |