CN104404222A - Blanking device for plate spring quenching - Google Patents
Blanking device for plate spring quenching Download PDFInfo
- Publication number
- CN104404222A CN104404222A CN201410702909.1A CN201410702909A CN104404222A CN 104404222 A CN104404222 A CN 104404222A CN 201410702909 A CN201410702909 A CN 201410702909A CN 104404222 A CN104404222 A CN 104404222A
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- China
- Prior art keywords
- clamp body
- lower clamp
- oil groove
- rod
- leaf spring
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- 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
- C21D9/02—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for springs
-
- 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
- C21D1/63—Quenching devices for bath quenching
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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 patent application discloses a blanking device for plate spring quenching. The blanking device includes an oil bath, an oscillating cylinder, a connecting rod, a lower clamp body, an upper clamp body, a clamping cylinder, a lower clamp plate, an upper clamp plate, an electric-hydraulic pusher, a positioning sliding block and a positioning rod, wherein the middle of the lower clamp body is hinged to one side of the oil bath through a supporting rack; the lower clamp plate is connected to the upper surface of the side, close to the oil bath, of the lower clamp body; the clamping cylinder is fixed on the upper surface of the side, far away from the oil bath, of the lower clamp body; the upper clamp plate, the upper clamp body and a piston rod of the clamping cylinder are connected in sequence; the upper clamp plate and the lower clamp plate are oppositely arranged; the oscillating cylinder is fixed on one side of the oil bath; one end of the connecting rod is hinged with a piston rod of the oscillating cylinder, and the other end of the connecting rod is hinged with the side, far away from the oil bath, of the lower clamp body; the electric-hydraulic pusher is arranged on the lower surface of the side, close to the clamping cylinder, of the lower clamp body; a piston rod of the electric-hydraulic pusher is connected with the positioning sliding block; the positioning rod is connected onto the positioning sliding block; a strip-shaped groove is formed on the lower clamp body and matched with the extended positioning rod. The blanking device for plate spring quenching provided by the application is applicable for blanking of plate springs with variable cross-sections.
Description
Technical field
The present invention relates to a kind of quenching apparatus, be specifically related to a kind of leaf spring quenching blanking device.
Background technology
Plate spring plate spring is most widely used a kind of elastic element in automotive suspension, and it is wide by some but the elastic beam of the approximately equi-strength that the alloy spring sheet of Length discrepancy (thickness can be equal, also can be unequal) combines.Automobile leaf spring, as a kind of important automobile suspension system, has consequence in the production application of automobile.Plate spring production process mainly comprises: fracture, boring, grasswort and Bao Er, bending forming, quenching, tempering and the step such as to spray paint.
Quenching is more than workpiece heat to critical temperature, after making it austenitizing, then is greater than the quick refrigeration of critical cooling velocity after held for some time, thus obtains the treatment process of martensitic stucture.Quenching is the technique of more complicated in thermal treatment, is also to give steel with the key job of final performance.Common leaf spring quenching blanking device is swing quenching press, and an end face by product carries out coarse positioning to realize the shaping of leaf spring and quenching.The production that this locator means is used for uniform cross section leaf spring (being commonly called as multiple-leaf spring) has significant advantage, also has better guarantee to the quality of product.
But for the quenching of changeable section plate spring, the mode of production of product one end face coarse positioning is continued to use if continue, the error adjusting fixture due to the error of product length size and workman causes two ends, product center hole camber difference, this camber difference is by obviously uneven for the gap caused between reed, not only directly affect the visual appearance (as gap between few sheet spring centre hole two lateral plate is asymmetric) of product, and product in use very easily causes the localized contact friction aggravation between leaf spring, temperature raises and produces stress concentration, the fatigue lifetime of product is significantly reduced, reed premature failure is caused time serious.
Summary of the invention
For the defect that above-mentioned prior art exists, the object of the present invention is to provide a kind of leaf spring quenching blanking device being applicable to changeable section plate spring blanking.
For achieving the above object, technical scheme of the present invention is:
Leaf spring quenching blanking device, comprise oil groove, oscillating cylinder, connecting rod, lower clamp body, upper clamp body, clamping cylinder, lower plate and train wheel bridge, the middle part of described lower clamp body is hinged on oil groove side by resting support, lower plate is connected to the upper surface of lower clamp body near oil groove side, described clamping cylinder is fixed on lower clamp body away from oil groove side upper surface, described train wheel bridge, upper clamp body, the piston rod of clamping cylinder connects successively, on described, lower plate is positioned opposite, described oscillating cylinder is fixed on oil groove side, the piston rod of described connecting rod one end and oscillating cylinder is hinged, the other end and lower clamp body hinged away from oil groove side, wherein, also be provided with Electrohydraulic push rod, positioning sliding block and backstay, described Electrohydraulic push rod is arranged at the lower surface of lower clamp body near clamping cylinder side, the piston rod of Electrohydraulic push rod is connected with positioning sliding block, described backstay is connected on positioning sliding block, described lower clamp body is provided with the bar-shaped trough coordinating backstay to stretch out.
When adopting technique scheme, be hinged on oil groove side by resting support in the middle part of lower clamp body, control oscillating cylinder, make lower clamp body turn to level, then Electrohydraulic push rod is started, regulate the position of positioning sliding block, thus regulate the position of backstay, subsequently leaf spring centre hole to be quenched and backstay are aligned, and make backstay be inserted in leaf spring centre hole, then control clamping cylinder, piston rod is stretched out and drives train wheel bridge to be clamped by leaf spring, gripping step completes.Control oscillating cylinder oil-feed, the piston rod drivening rod of oscillating cylinder, connecting rod one end and lower clamp body hinged away from oil groove side, so, connecting rod can drive lower clamp body to rotate, and such lower clamp body clamping leaf spring side is just tilted to oil groove, and by leaf spring dip quench liquid, two oilholes controlling oscillating cylinder replace oil-feed, and leaf spring just can swing quenching until quenched in oil groove.The present invention is provided with Electrohydraulic push rod, positioning sliding block and backstay, when the leaf spring clamping variable cross-section quenches, positioned by the centre hole of backstay to leaf spring, changeable section plate spring can be made so direct neatly stacking, gap uniformity between each plate spring sheet, ensures the quality of leaf spring product.
Further, described lower clamp body upper surface is provided with V-way, and described upper clamp body is the V-type upper clamp body coordinating V-way.V-type upper clamp body moves along V-way all the time, and clamping and unclamping in the process of leaf spring, train wheel bridge can not offset.
Further, described lower clamp body lower surface is provided with rectangular guideway, and described positioning sliding block is slidably matched with rectangular guideway.Positioning sliding block moves along rectangular guideway, and skew also would not appear in the backstay be connected to like this on positioning sliding block, is convenient to locate in the centre hole of backstay insertion leaf spring.
Further, described lower clamp body is provided with buffer structure near the bottom surface of oil groove one end, described buffer structure comprises collision block, stage clip, tail rod and sleeve, described sleeve one end is connected to lower clamp body bottom surface, tail rod and sleeve are slidably connected, and collision block is connected with tail rod one end, and described compression spring sleeve is established on the guide bar, one end and sleeve end face offset, and the other end and collision block offset.Lower clamp body rotates, and after oil groove is immersed in clamping leaf spring side, when lower clamp body rotation amplitude is too large, first collision block collides oil groove sidewall, and tail rod slides in sleeve, and stage clip is further compressed, and the velocity of rotation of lower clamp body reduces, until stop operating simultaneously.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of leaf spring of the present invention quenching blanking device embodiment.
Embodiment
Below by embodiment, the present invention is further detailed explanation:
As shown in Figure 1, a kind of leaf spring quenching blanking device, comprise oil groove 1, oscillating cylinder 2, connecting rod 3, lower clamp body 4, upper clamp body 5, clamping cylinder 6, lower plate 8 and train wheel bridge 7, the middle part of lower clamp body 4 is hinged on oil groove 1 side by resting support 8, lower plate 8 is connected to the upper surface of lower clamp body 4 near oil groove 1 side, clamping cylinder 6 is fixed on lower clamp body 4 away from oil groove 1 side upper surface, train wheel bridge 7, upper clamp body 5, the piston rod of clamping cylinder 6 connects successively, on, lower plate 8 is positioned opposite, oscillating cylinder 2 is fixed on oil groove 1 side, the piston rod of connecting rod 3 one end and oscillating cylinder 2 is hinged, the other end and lower clamp body 4 hinged away from oil groove 1 side, wherein, also be provided with Electrohydraulic push rod 9, positioning sliding block 10 and backstay 14, Electrohydraulic push rod 9 is arranged at the lower surface of lower clamp body 4 near clamping cylinder 6 side, the piston rod of Electrohydraulic push rod 9 is connected with positioning sliding block 10, backstay 14 is connected on positioning sliding block 10, lower clamp body 4 is provided with the bar-shaped trough coordinating backstay 14 to stretch out.
In the present embodiment, lower clamp body 4 upper surface is provided with V-way, and upper clamp body 5 is the V-type upper clamp body 5 coordinating V-way.V-type upper clamp body 5 moves along V-way all the time, and clamping and unclamping in the process of leaf spring, train wheel bridge 7 can not offset.
Lower clamp body 4 lower surface is provided with rectangular guideway, and positioning sliding block 10 is slidably matched with rectangular guideway.Positioning sliding block 10 moves along rectangular guideway, and skew also would not appear in the backstay 14 be connected to like this on positioning sliding block 10, is convenient to backstay 14 and inserts in the centre hole of leaf spring and locate.
Lower clamp body 4 is provided with buffer structure near the bottom surface of oil groove 1 one end, buffer structure comprises collision block 15, stage clip 12, tail rod 13 and sleeve 11, sleeve 11 one end is connected to lower clamp body 4 bottom surface, tail rod 13 and sleeve 11 are slidably connected, collision block 15 is connected with tail rod 13 one end, stage clip 12 is set on tail rod 13, and one end and sleeve 11 end face offset, and the other end and collision block 15 offset.Lower clamp body 4 rotates, after oil groove 1 is immersed in clamping leaf spring side, when lower clamp body 4 rotation amplitude is too large, first collision block 15 collides oil groove 1 sidewall, and tail rod 13 slides in sleeve 11, and stage clip 12 is further compressed, the velocity of rotation of lower clamp body 4 reduces, until stop operating simultaneously.
Specific works principle:
As shown in Figure 1, be hinged on oil groove 1 side by resting support 8 in the middle part of lower clamp body 4, control oscillating cylinder 2, make lower clamp body 4 turn to level, then Electrohydraulic push rod 9 is started, regulate the position of positioning sliding block 10, thus regulate the position of backstay 14, subsequently leaf spring centre hole to be quenched and backstay 14 are aligned, and make backstay 14 be inserted in leaf spring centre hole, then control clamping cylinder 6, piston rod is stretched out and drives train wheel bridge 7 to be clamped by leaf spring, gripping step completes.Control oscillating cylinder 2 oil-feed, the piston rod drivening rod 3 of oscillating cylinder 2, connecting rod 3 one end and lower clamp body 4 hinged away from oil groove 1 side, so, connecting rod 3 can drive lower clamp body 4 to rotate, and it is just tilted to oil groove 1 that such lower clamp body 4 clamps leaf spring side, and by leaf spring dip quench liquid, two oilholes controlling oscillating cylinder 2 replace oil-feed, and leaf spring just can swing quenching until quenched in oil groove 1.
Above-described is only embodiments of the invention, and in scheme, the general knowledge such as known concrete structure and characteristic does not do too much description at this.Should be understood that; for a person skilled in the art, under the prerequisite not departing from structure of the present invention, some distortion and improvement can also be made; these also should be considered as protection scope of the present invention, and these all can not affect effect of the invention process and practical applicability.The protection domain that this application claims should be as the criterion with the content of its claim, and the embodiment in specification sheets etc. record the content that may be used for explaining claim.
Claims (4)
1. leaf spring quenching blanking device, comprise oil groove, oscillating cylinder, connecting rod, lower clamp body, upper clamp body, clamping cylinder, lower plate and train wheel bridge, the middle part of described lower clamp body is hinged on oil groove side by resting support, lower plate is connected to the upper surface of lower clamp body near oil groove side, described clamping cylinder is fixed on lower clamp body away from oil groove side upper surface, described train wheel bridge, upper clamp body, the piston rod of clamping cylinder connects successively, on described, lower plate is positioned opposite, described oscillating cylinder is fixed on oil groove side, the piston rod of described connecting rod one end and oscillating cylinder is hinged, the other end and lower clamp body hinged away from oil groove side, it is characterized in that, also be provided with Electrohydraulic push rod, positioning sliding block and backstay, described Electrohydraulic push rod is arranged at the lower surface of lower clamp body near clamping cylinder side, the piston rod of Electrohydraulic push rod is connected with positioning sliding block, described backstay is connected on positioning sliding block, described lower clamp body is provided with the bar-shaped trough coordinating backstay to stretch out.
2. leaf spring quenching blanking device according to claim 1, it is characterized in that, described lower clamp body upper surface is provided with V-way, and described upper clamp body is the V-type upper clamp body coordinating V-way.
3. leaf spring quenching blanking device according to claim 1, it is characterized in that, described lower clamp body lower surface is provided with rectangular guideway, and described positioning sliding block is slidably matched with rectangular guideway.
4. leaf spring quenching blanking device according to claim 1, it is characterized in that, described lower clamp body is provided with buffer structure near the bottom surface of oil groove one end, described buffer structure comprises collision block, stage clip, tail rod and sleeve, and described sleeve one end is connected to lower clamp body bottom surface, and tail rod and sleeve are slidably connected, collision block is connected with tail rod one end, described compression spring sleeve is established on the guide bar, and one end and sleeve end face offset, and the other end and collision block offset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410702909.1A CN104404222B (en) | 2014-11-29 | 2014-11-29 | Leaf spring quenches blanking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410702909.1A CN104404222B (en) | 2014-11-29 | 2014-11-29 | Leaf spring quenches blanking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104404222A true CN104404222A (en) | 2015-03-11 |
| CN104404222B CN104404222B (en) | 2018-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410702909.1A Expired - Fee Related CN104404222B (en) | 2014-11-29 | 2014-11-29 | Leaf spring quenches blanking device |
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| Country | Link |
|---|---|
| CN (1) | CN104404222B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108486345A (en) * | 2018-06-19 | 2018-09-04 | 山东雷帕得汽车技术股份有限公司 | A kind of leaf springs of car double pendulum type auto-quenching equipment and technique |
| CN110846478A (en) * | 2019-12-06 | 2020-02-28 | 郑肖 | Quenching equipment in production of automobile plate spring |
| CN113981182A (en) * | 2021-10-29 | 2022-01-28 | 江西汽车钢板弹簧有限公司 | Steel plate spring quenching clamp convenient to adjust |
| CN114854957A (en) * | 2022-04-29 | 2022-08-05 | 新疆八一钢铁股份有限公司 | Device for improving strength and toughness of steel of rolled steel medium plate |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87201380U (en) * | 1987-02-28 | 1987-12-26 | 济南电炉厂 | Revolving hardening bath |
| CN2188590Y (en) * | 1994-04-19 | 1995-02-01 | 阎恭举 | Plate spring vertical hardening apparatus controlled by computer |
| CN202301724U (en) * | 2011-10-21 | 2012-07-04 | 浙江吉利汽车研究院有限公司 | Flying carpet damping device for pole impact test |
| CN202903446U (en) * | 2012-10-31 | 2013-04-24 | 浙江吉利汽车研究院有限公司杭州分公司 | Buffer device of flying board for vehicle side column collision |
| CN203888740U (en) * | 2014-05-28 | 2014-10-22 | 李心仪 | Automobile anti-collision device |
| CN204251654U (en) * | 2014-11-29 | 2015-04-08 | 重庆市永煜汽车弹簧有限公司 | Leaf spring quenching blanking device |
-
2014
- 2014-11-29 CN CN201410702909.1A patent/CN104404222B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87201380U (en) * | 1987-02-28 | 1987-12-26 | 济南电炉厂 | Revolving hardening bath |
| CN2188590Y (en) * | 1994-04-19 | 1995-02-01 | 阎恭举 | Plate spring vertical hardening apparatus controlled by computer |
| CN202301724U (en) * | 2011-10-21 | 2012-07-04 | 浙江吉利汽车研究院有限公司 | Flying carpet damping device for pole impact test |
| CN202903446U (en) * | 2012-10-31 | 2013-04-24 | 浙江吉利汽车研究院有限公司杭州分公司 | Buffer device of flying board for vehicle side column collision |
| CN203888740U (en) * | 2014-05-28 | 2014-10-22 | 李心仪 | Automobile anti-collision device |
| CN204251654U (en) * | 2014-11-29 | 2015-04-08 | 重庆市永煜汽车弹簧有限公司 | Leaf spring quenching blanking device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108486345A (en) * | 2018-06-19 | 2018-09-04 | 山东雷帕得汽车技术股份有限公司 | A kind of leaf springs of car double pendulum type auto-quenching equipment and technique |
| CN110846478A (en) * | 2019-12-06 | 2020-02-28 | 郑肖 | Quenching equipment in production of automobile plate spring |
| CN113981182A (en) * | 2021-10-29 | 2022-01-28 | 江西汽车钢板弹簧有限公司 | Steel plate spring quenching clamp convenient to adjust |
| CN113981182B (en) * | 2021-10-29 | 2023-01-24 | 江西汽车钢板弹簧有限公司 | Steel plate spring quenching clamp convenient to adjust |
| CN114854957A (en) * | 2022-04-29 | 2022-08-05 | 新疆八一钢铁股份有限公司 | Device for improving strength and toughness of steel of rolled steel medium plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104404222B (en) | 2018-06-15 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180615 Termination date: 20181129 |
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| CF01 | Termination of patent right due to non-payment of annual fee |