CN112430716A - Quenching equipment for leaf spring - Google Patents
Quenching equipment for leaf spring Download PDFInfo
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- CN112430716A CN112430716A CN202011326097.7A CN202011326097A CN112430716A CN 112430716 A CN112430716 A CN 112430716A CN 202011326097 A CN202011326097 A CN 202011326097A CN 112430716 A CN112430716 A CN 112430716A
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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
- 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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- 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
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Abstract
A quenching device for a leaf spring belongs to the technical field of heat treatment equipment for leaf springs. The method is characterized in that: the quenching device comprises a gantry support, an overturning quenching container, a quenching container rotating device and a steel plate spring feeding trolley, wherein the steel plate spring feeding trolley comprises a lifting type travelling mechanism and a high-resistance trolley plate, and the high-resistance trolley plate is arranged on the lifting type travelling mechanism and can be driven by the lifting type travelling mechanism to vertically lift; the turnover quenching container is arranged on an upper frame body of the gantry support through a quenching container rotating device; a quenching liquid guide pipe is arranged above the gantry support, and the front end of the quenching liquid guide pipe is communicated with the liquid storage box body through a liquid guide pump; a liquid outlet hole is formed in the side part of the bottom of the turnover quenching container and communicated with a waste liquid collecting box through a liquid outlet pipe; a liquid outlet valve is arranged on the liquid outlet hole. The invention can be used for automatic quenching operation of the plate spring, reduces the labor intensity, occupies small area and is convenient for small-batch or test piece production operation.
Description
Technical Field
The invention belongs to the technical field of heat treatment equipment of plate springs, and particularly relates to quenching equipment for a plate spring.
Background
The Leaf Spring (Leaf Spring) is an elastic element which is most widely applied in automobile suspensions, and is an elastic beam with approximately equal strength which is formed by combining a plurality of alloy Spring pieces with equal width but unequal lengths (the thicknesses can be equal or unequal). In the prior art, in the process of processing a steel plate spring, after a reed is cut to a fixed length as required, the reed is heated to a specified temperature in a heating furnace, is bent and shaped in the temperature range, and then enters a quenching bath for quenching. The quenching bath in the prior art is large in volume design, and the quenching bath needs to be filled even if small-batch or experimental quenching is carried out, so that the quenching bath can be immersed in the plate spring completely, certain waste is caused, and flexible fine adjustment of components of the quenching liquid and monitoring and recording of experimental data are not facilitated. In addition, the operation of plate spring transportation and throwing the pond among the prior art relies on the ordinary workshop with transporting the wooden handcart more, and needs workman's manpower loading and unloading, wastes time and energy and still can't ensure the operation safety.
Aiming at the technical problems, the applicant designs a quenching device for the leaf spring, which can be used for automatic quenching operation of the leaf spring, reduces the labor intensity, occupies small area and is convenient for small-batch or test piece production operation.
Disclosure of Invention
The invention aims to provide quenching equipment for a steel plate spring, which can be used for automatic quenching operation of a plate spring leaf, reduces the labor intensity, occupies small area and is convenient for small-batch or test piece production operation.
In order to solve the technical problems, the technical scheme of the invention is as follows: the quenching equipment for the leaf spring is characterized in that: the quenching device comprises a gantry support, a turnover quenching container, a quenching container rotating device and a steel plate spring feeding trolley, wherein the gantry support comprises a transverse upper frame body and at least four stand columns, and the upper frame body is fixed on the ground through the stand columns; the steel plate spring feeding trolley comprises a lifting type travelling mechanism and a high-resistance trolley plate, wherein the high-resistance trolley plate is arranged on the lifting type travelling mechanism and can be driven by the lifting type travelling mechanism to vertically lift; the turnover quenching container is arranged on an upper frame body of the gantry support through a quenching container rotating device; a quenching liquid guide pipe is arranged above the gantry support, and the front end of the quenching liquid guide pipe is communicated with the liquid storage box body through a liquid guide pump; a liquid outlet hole is formed in the side part of the bottom of the turnover quenching container and communicated with a waste liquid collecting box through a liquid outlet pipe; a liquid outlet valve is arranged on the liquid outlet hole.
Preferably, the high-resistance vehicle plate comprises a metal substrate, and a refractory brick containing layer is riveted on the metal substrate; a left upright rod jack and a right upright rod jack are arranged on the refractory brick placing layer, a left upright rod is inserted into the left upright rod jack, and a right upright rod is inserted into the right upright rod jack; a plurality of left inserting spring holes and right inserting spring holes are respectively and longitudinally formed in the left vertical rod and the right vertical rod, and the left end and the right end of the plate spring are respectively inserted and fixed in the left inserting hole and the right inserting hole; and a left hoisting hanging ring and a right hoisting hanging ring are respectively fixed at the upper ends of the left upright rod and the right upright rod.
Preferably, the lifting type travelling mechanism comprises a left leg and a right leg, and the upper ends of the left leg and the right leg are respectively provided with a left leg hinge shaft and a right leg hinge shaft; the electric winch device is arranged in the middle of the lower bottom surface of the metal base plate, a left front hinged plate and a left rear hinged plate are sequentially arranged on the left side of the electric winch device from front to back, the left front hinged plate and the left rear hinged plate are fixed on the lower bottom surface of the metal base plate, penetrating left hinged through holes are formed in the left front hinged plate and the left rear hinged plate, and the front end and the rear end of the left leg hinged shaft are respectively inserted into the left hinged through holes; a right front hinge plate and a right rear hinge plate are sequentially arranged on the right side of the electric winch device from front to back, the right front hinge plate and the right rear hinge plate are both fixed on the lower bottom surface of the metal base plate, penetrating right hinge through holes are formed in the right front hinge plate and the right rear hinge plate, and the front end and the rear end of the right leg hinge shaft are respectively inserted in the right hinge through holes; the lower ends of the left leg and the right leg are respectively hinged with the middle parts of the left cross rod and the right cross rod, the front end and the rear end of the left cross rod are respectively provided with a left front roller and a left rear roller, and the front end and the rear end of the right cross rod are respectively provided with a right front roller and a right rear roller; the electric winch device comprises an electric winch wheel driving motor, a winch wheel, a left winch cable and a right winch cable, wherein the electric winch wheel driving motor is arranged in the middle of the lower bottom surface of the metal substrate; when the electric winch wheel drives the motor to rotate in the forward direction, the winch wheel can be driven to rotate and simultaneously tighten the left winch cable and the right winch cable, so that the lower parts of the left supporting leg and the right supporting leg are closed, and meanwhile, the high-resistance vehicle plate is lifted; when the electric winch wheel driving motor rotates reversely, the electric winch wheel can rotate and release the left winch cable and the right winch cable simultaneously, the lower parts of the left supporting leg and the right supporting leg are relatively far away, and meanwhile, the high-resistance vehicle plate descends.
Preferably, a composite bottom layer is arranged at the bottom of the turnover quenching container, the composite bottom layer comprises an inner bottom and an outer bottom, the inner bottom, the outer bottom and the peripheral wall are enclosed to form a sealed inner cavity, a lifting device is arranged in the inner cavity, the lifting device comprises a lifting driving motor, a motor shaft of the lifting driving motor is connected with a stay rope reel, the front end of a stay rope is coiled on the stay rope reel, a stay rope through hole is formed in the inner bottom, the rear end of the stay rope penetrates through the stay rope through hole of the inner bottom and then is connected with an anti-falling hook, and the anti-falling hook can hook a left lifting hanging ring or a right lifting hanging ring; and a sealing weather-resistant rubber ring is arranged between the pull rope perforation and the pull rope.
Preferably, the upper frame body comprises a front cross beam and a rear cross beam, a front rotating shaft and a rear rotating shaft are respectively installed on the front side surface and the rear side surface of the turnover quenching container, a front bearing seat and a rear bearing seat are respectively fixed on the opposite side surfaces of the front cross beam and the rear cross beam, and the front rotating shaft and the rear rotating shaft are respectively inserted and fixed on the front bearing seat and the rear bearing seat; a rotating shaft gear is coaxially installed on the front rotating shaft through a fixing pin; the middle part of the front cross beam is provided with an overturning motor mounting arm, an overturning motor is fixed on the overturning motor mounting arm, an overturning driving gear is sleeved on a motor shaft of the overturning motor, and the overturning driving gear is meshed with a rotating shaft gear; when the overturning motor rotates forwards, the overturning driving gear can be meshed to drive the rotating shaft gear and the open end of the overturning quenching container to overturn downwards; when the overturning motor rotates reversely, the overturning driving gear can be meshed to drive the rotating shaft gear and the open end of the overturning quenching container to overturn upwards.
Preferably, the anticreep couple includes rings and couple, the top welding of couple has rings, rings are used for connecting the lower extreme of stay cord, the side welding of couple has the fixed axle, one side of couple is equipped with the locating part, the rectangular hole has been seted up to the side of locating part, the rectangular hole cover is established on the surface of fixed axle for the inner wall in rectangular hole slides along the surface of fixed axle, the one end of locating part extends to the other end surface of couple, the mounting groove has been seted up to the one end of locating part, the other end welding of couple has first double-screw bolt, the mounting groove cover is established on the surface of first double-screw bolt, the one end welding of locating part has the fixed block, the surface cover of first double-screw bolt is equipped with the mounting panel, the through-hole that corresponds with the fixed block position is seted up to the one end of mounting panel, the through, one end of the solenoid is in contact with the surface of the mounting plate.
Preferably, a fixing piece is arranged on one side of the limiting piece and positioned inside the hook, and a plurality of connecting blocks are welded between the fixing piece and the limiting piece; the connecting blocks are at least three and are arranged at equal angles.
Preferably, the inner wall of the hook is provided with a groove, and the groove is arc-shaped; a screw hole is formed in the surface of the hook, a second stud is installed inside the screw hole in a threaded mode, a first baffle is welded at one end of the second stud, and the radial size of the second stud is smaller than the width of the strip hole; one end of the fixed shaft is provided with a second baffle plate through a screw, and the surface of the second baffle plate is in contact with the surface of the limiting piece; the limiting piece and the long hole are both arc-shaped; the hanging ring and the hook are of an integrally formed structure.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention can be used for automatic quenching operation of the plate spring, reduces the labor intensity, occupies small area and is convenient for small-batch or test piece production operation. The worker does not need to manually contact the transfer reed, and the operation safety can be ensured.
2. The upset type quenching container that designs in this patent can overturn automatically, when needs are received and are held the leaf spring, makes open end down, utilizes lifting device to drive about the pole setting draw in upset type quenching container together with the leaf spring in, until taut back, makes upset type quenching container rotate to open end up, then injects the quenching liquid into upset type quenching container through the quenching liquid catheter. After the quenching step is completed, the liquid outlet valve is opened, the waste liquid is led into the waste liquid collecting box from the liquid outlet hole and the liquid outlet pipe, the turnover quenching container is rotated, the open end of the turnover quenching container faces downwards again, and the plate spring is dismounted by reverse operation. The structure adopts an intensive design, occupies small area and is convenient for small-batch or test piece production operation. Because the new quenching liquid can be replaced every time of quenching, the components in the quenching liquid can be ensured to be flexible and adjustable, the experimental data can be conveniently recorded and collected, and the formula and the temperature can be adjusted more in time.
3. This patent leaf spring stack pallet can rise automatically, heat-resisting and use intensity is high, and it is more convenient to use, can reduce workman's intensity of labour by a wide margin, improves production efficiency.
4. The existing lifting hook usually uses a sealing type lifting hook, when the sealing type lifting hook is connected with a lifting ring on a lifting frame, the sealing part and the lifting hook are connected through a spring and a rotating part, so the sealing part on the lifting hook is pressed, and after one end of the sealing part is far away from the lifting hook, the lifting hook and the lifting ring can be connected. The anti-falling hook is provided with the limiting piece, the fixed shaft, the first stud, the screw tube, the mounting plate, the through hole and the fixed block, wherein the limiting piece slides on the surface of the fixed shaft through the long hole, the operation of a worker can be facilitated when the mounting groove on the limiting piece is far away from or sleeved on the first stud, compared with the defect that the hand of the worker is easily injured and labouriously when the closing piece is pressed in the prior art, the limiting piece is pushed to slide on the fixed shaft when the anti-falling hook is used, and when the position of the limiting piece is fixed, the screw tube is only required to be rotated to abut against the surface of the mounting plate, so that the through hole is sleeved on the fixed block, the position of the limiting piece can be fixed, the safety and the convenience.
5. The invention is improved by a plurality of tests, has simple and durable structure and is suitable for popularization in the industry.
Drawings
FIG. 1 is a schematic structural view (loaded state) of the present invention;
FIG. 2 is a schematic structural view (quenched state) of the present invention;
FIG. 3 is a schematic view of the internal structure of an inversion-type quenching vessel;
FIG. 4 is a schematic structural view of the leaf spring feeder carriage (low travel state);
FIG. 5 is a schematic structural view of a steel plate spring feeding car (high feeding state);
FIG. 6 is a first isometric view of the anti-drop latch hook;
FIG. 7 is an enlarged view of portion A of FIG. 6;
FIG. 8 is a second isometric view of the anti-drop hanger;
FIG. 9 is a schematic view of a connection structure of the hook, the fixing shaft and the second stud of the anti-drop hook.
In the figure: 1. an anti-drop hook; 1. a first baffle plate; 2. a hoisting ring; 3. a limiting member; 4. a strip hole; 5. a second baffle; 6. a groove; 7. hooking; 8. a fixed block; 9. a first stud; 10. a solenoid; 11. mounting a plate; 12. a through hole; 13. a screw hole; 14. a fixed shaft; 15. a second stud; 16. a fixing member; 17. connecting blocks; 18. mounting grooves;
2. overturning the motor mounting arm; 3. turning over the quenching container; 4. turning over a motor; 5. a spindle gear; 6. turning over the driving gear; 7. a front cross member; 8. a gantry support; 9. a left hoisting hanging ring; 10. a left upright stanchion; 11. a refractory brick laying layer; 12. a metal substrate; 13. a left front roller; 14. a left hoist cable; 15. a left leg; 16. a left leg hinge shaft; 17. an insole; 18. an electric capstan driving motor; 19. a reel; 20. a right leg hinge shaft; 21. a right hoist cable; 22. a right leg; 23. a right front roller; 24. a liquid outlet valve; 25. a column; 26. perforating a pull rope; 27. sealing the weather-resistant rubber ring; 28. pulling a rope; 29. a rope pulling reel; 30. a lifting drive motor; 31. an outsole; 32. an inner cavity; 33. a left front hinged plate; 34. and a right front hinge plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example one
As shown in fig. 1 and 2, the quenching equipment for the leaf spring comprises a gantry support, an overturning quenching container, a quenching container rotating device and a leaf spring feeding trolley, wherein the gantry support comprises a transverse upper frame body and at least four upright posts, and the upper frame body is fixed on the ground through the upright posts; the steel plate spring feeding trolley comprises a lifting type travelling mechanism and a high-resistance trolley plate, wherein the high-resistance trolley plate is arranged on the lifting type travelling mechanism and can be driven by the lifting type travelling mechanism to vertically lift; the turnover quenching container is arranged on an upper frame body of the gantry support through a quenching container rotating device; a quenching liquid guide pipe is arranged above the gantry support, and the front end of the quenching liquid guide pipe is communicated with the liquid storage box body through a liquid guide pump; a liquid outlet hole is formed in the side part of the bottom of the turnover quenching container and communicated with a waste liquid collecting box through a liquid outlet pipe; a liquid outlet valve is arranged on the liquid outlet hole.
As shown in fig. 4 and 5, the high-durability vehicle plate comprises a metal substrate, and a refractory brick containing layer is riveted on the metal substrate; a left upright rod jack and a right upright rod jack are arranged on the refractory brick placing layer, a left upright rod is inserted into the left upright rod jack, and a right upright rod is inserted into the right upright rod jack; a plurality of left inserting spring holes and right inserting spring holes are respectively and longitudinally formed in the left vertical rod and the right vertical rod, and the left end and the right end of the plate spring are respectively inserted and fixed in the left inserting hole and the right inserting hole; and a left hoisting hanging ring and a right hoisting hanging ring are respectively fixed at the upper ends of the left upright rod and the right upright rod.
The lifting type travelling mechanism comprises a left leg and a right leg, and a left leg hinge shaft and a right leg hinge shaft are respectively arranged at the upper ends of the left leg and the right leg; the electric winch device is arranged in the middle of the lower bottom surface of the metal base plate, a left front hinged plate and a left rear hinged plate are sequentially arranged on the left side of the electric winch device from front to back, the left front hinged plate and the left rear hinged plate are fixed on the lower bottom surface of the metal base plate, penetrating left hinged through holes are formed in the left front hinged plate and the left rear hinged plate, and the front end and the rear end of the left leg hinged shaft are respectively inserted into the left hinged through holes; a right front hinge plate and a right rear hinge plate are sequentially arranged on the right side of the electric winch device from front to back, the right front hinge plate and the right rear hinge plate are both fixed on the lower bottom surface of the metal base plate, penetrating right hinge through holes are formed in the right front hinge plate and the right rear hinge plate, and the front end and the rear end of the right leg hinge shaft are respectively inserted in the right hinge through holes; the lower ends of the left leg and the right leg are respectively hinged with the middle parts of the left cross rod and the right cross rod, the front end and the rear end of the left cross rod are respectively provided with a left front roller and a left rear roller, and the front end and the rear end of the right cross rod are respectively provided with a right front roller and a right rear roller; the electric winch device comprises an electric winch wheel driving motor, a winch wheel, a left winch cable and a right winch cable, wherein the electric winch wheel driving motor is arranged in the middle of the lower bottom surface of the metal substrate; when the electric winch wheel drives the motor to rotate in the forward direction, the winch wheel can be driven to rotate and simultaneously tighten the left winch cable and the right winch cable, so that the lower parts of the left supporting leg and the right supporting leg are closed, and meanwhile, the high-resistance vehicle plate is lifted; when the electric winch wheel driving motor rotates reversely, the electric winch wheel can rotate and release the left winch cable and the right winch cable simultaneously, the lower parts of the left supporting leg and the right supporting leg are relatively far away, and meanwhile, the high-resistance vehicle plate descends.
As shown in fig. 3, a double bottom layer is arranged at the bottom of the turnover quenching container, the double bottom layer comprises an inner bottom and an outer bottom, the inner bottom, the outer bottom and the peripheral wall enclose to form a sealed inner cavity, a lifting device is arranged in the inner cavity, the lifting device comprises a lifting driving motor, a motor shaft of the lifting driving motor is connected with a pull rope reel, the pull rope reel is wound with the front end of a pull rope, a pull rope through hole is formed in the inner bottom, the rear end of the pull rope penetrates through the pull rope through hole of the inner bottom and then is connected with an anti-falling hook, and the anti-falling hook can hook a left lifting hanging ring or a right lifting hanging ring; and a sealing weather-resistant rubber ring is arranged between the pull rope perforation and the pull rope.
As shown in fig. 1 and 2, the upper frame body comprises a front cross beam and a rear cross beam, a front rotating shaft and a rear rotating shaft are respectively installed on the front side surface and the rear side surface of the turnover quenching container, a front bearing seat and a rear bearing seat are respectively fixed on the opposite side surfaces of the front cross beam and the rear cross beam, and the front rotating shaft and the rear rotating shaft are respectively inserted and fixed on the front bearing seat and the rear bearing seat; a rotating shaft gear is coaxially installed on the front rotating shaft through a fixing pin; the middle part of the front cross beam is provided with an overturning motor mounting arm, an overturning motor is fixed on the overturning motor mounting arm, an overturning driving gear is sleeved on a motor shaft of the overturning motor, and the overturning driving gear is meshed with a rotating shaft gear; when the overturning motor rotates forwards, the overturning driving gear can be meshed to drive the rotating shaft gear and the open end of the overturning quenching container to overturn downwards; when the overturning motor rotates reversely, the overturning driving gear can be meshed to drive the rotating shaft gear and the open end of the overturning quenching container to overturn upwards.
When the fireproof brick placing layer is used, the cut and shaped steel plate springs are inserted into the left inserting spring holes and the right inserting spring holes of the left vertical rod and the right vertical rod one by one, and the assembly is inserted into the left vertical rod inserting holes and the right vertical rod inserting holes in the fireproof brick placing layer.
Firstly, a steel plate spring feeding trolley drives a plate spring to be below an overturning type quenching container, an electric winch wheel drives a motor to rotate in the positive direction, a winch wheel is driven to rotate and tighten a left winch cable and a right winch cable simultaneously, the lower parts of a left supporting leg and a right supporting leg are closed, a high-resistance trolley plate is lifted at the same time, and the steel plate spring moves upwards to approach the overturning type quenching container; at the moment, the open end of the turnover quenching container faces downwards, a worker manually connects the anti-falling hook with the left hoisting hanging ring and the right hoisting hanging ring, and the pulling driving motor drives the pulling rope reel to rotate so as to tighten the pulling rope and pull the steel plate spring into the turnover quenching container. The overturning quenching container is rotated until the open end faces upwards, and then the quenching liquid is injected into the overturning quenching container through the quenching liquid guide pipe. After the quenching step is completed, the liquid outlet valve is opened, the waste liquid is led into the waste liquid collecting box from the liquid outlet hole and the liquid outlet pipe, the turnover quenching container is rotated, the open end of the turnover quenching container faces downwards again, and the plate spring is dismounted by reverse operation.
Example two
As shown in fig. 6-9, the anti-drop hook facilitates connection of the lower end of the stay cord with the hanging ring, the inner wall of the hook is provided with a groove, the groove is arc-shaped, and the groove is used for limiting the left hanging ring or the right hanging ring, so that the safety in the hanging process is improved. Rings and couple are integrated into one piece structure for improve the stability of being connected between left hoist and mount link or right hoist and mount link and the couple, and then improved the intensity of this lifting hook, improve the security of object at the hoist and mount in-process.
The side welding of couple has the fixed axle, and the screw is passed through to the one end of fixed axle and is installed the second baffle, the surface contact of the surface of second baffle and locating part. The second baffle is arranged and used for limiting the limiting part, the limiting part is prevented from falling off from the fixed shaft, and the stability of the limiting part in the surface sliding process of the fixed shaft is improved.
One side of couple is equipped with the locating part, and one side of locating part is equipped with the mounting, and the mounting is located the inside of couple, and the welding has a plurality of connecting blocks between mounting and the locating part. The connecting block is equipped with threely at least, angular arrangement such as three connecting block, because at left hoist and mount link or right hoist and mount link at the in-process of hoist and mount transport, if take place to rock, make left hoist and mount link or right hoist and mount link at the surface slip of couple, because the setting of locating part, although left hoist and mount link or right hoist and mount link from the couple landing have been prevented, but left hoist and mount link or right hoist and mount link strengthen to the effort of locating part, in order to improve the compressive strength of locating part, the cooperation of mounting and connecting block is used, taking place the slip in-process, effort is exerted to the surface of mounting to left hoist and mount link or right hoist and mount link, a compressive strength for improving the locating part, and then play the effect of protection to the locating part.
The elongated hole has been seted up to the side of locating part, and the elongated hole cover is established on the surface of fixed axle for the inner wall in elongated hole slides along the surface of fixed axle, and the elongated hole slides on the surface of fixed axle for play spacing effect to the locating part, and then improved the gliding stability of locating part on the fixed axle surface. The locating part and rectangular hole all are circular-arcly, have made things convenient for the staff to operate the locating part and have fixed the surperficial slip of axle again for improve the stability of locating part at the slip in-process, circular-arc locating part still has certain compressive property moreover, has improved the compressive strength of locating part.
The one end of locating part extends to the other end surface of couple, and the mounting groove has been seted up to the one end of locating part, and the other end welding of couple has first double-screw bolt, and the mounting groove cover is established on the surface of first double-screw bolt, and the one end welding of locating part has the fixed block, and the surface cover of first double-screw bolt is equipped with the mounting panel, and the through-hole that corresponds with the fixed block position is seted up to the one end of mounting panel, and the through-hole cover is established on the surface of fixed block, and the surface thread cover of. Through-hole and fixed block's setting, the through-hole cover is established on fixed surface for improve the stability of connecting between mounting panel and the locating part, and then improve the stability of connecting between locating part and the couple, guaranteed hoist and mount frame rings and hung the stability on the couple, improved the stability of hoist and mount frame in hoist and mount transportation process.
The surface of the hook is provided with a screw hole, a second stud is installed in the screw hole in a threaded manner, one end of the second stud is welded with a first baffle, the radial dimension of the second stud is smaller than the width of the strip hole, when the hook is connected with the left hoisting hanging ring or the right hoisting hanging ring, the limiting part needs to be moved, so that when the hook is conveniently connected with a hoisting ring on a hoisting frame, the first baffle is rotated firstly, the first baffle drives the second stud to rotate in the screw hole, then the second stud is moved out of the screw hole, the screw pipe can be rotated, after the screw pipe moves for a certain distance on the first stud, the mounting plate can be pulled, after the mounting plate is taken out of the fixed block, the limiting part can be conveniently acted, after the limiting part is stressed, the strip hole slides on the surface of the fixed shaft, when one end of the limiting part is moved to correspond to the position of the screw hole, the second stud is installed in the screw hole in a threaded manner, after the surface of, the lifting hook is used for fixing the position of the limiting part, the lifting hook is convenient to be connected with the left lifting hanging ring or the right lifting hanging ring, and the meter connecting line for operation is improved. The solenoid and the setting of first stud, the screw thread transmission on first stud of solenoid conveniently promotes the mounting panel promptly and slides on the surface of first stud, still can improve the stability of connecting between mounting panel and the fixed block.
After the lifting hook is connected with the left hoisting hanging ring or the right hoisting hanging ring, the first baffle can be rotated reversely, the first baffle drives the second stud to be taken out of the screw hole, the limiting part can be pushed to reset, the mounting groove sleeve is sleeved on the first stud, the screw tube can be rotated reversely, the screw tube is rotated on the surface thread of the first stud, the screw tube can push the mounting plate to slide on the surface of the first stud conveniently, the fixing of the position of the limiting part can be completed after the through hole sleeve on the mounting plate is sleeved on the surface of the fixing block, and the connection stability between the limiting part and the hook is improved.
The foregoing is directed to preferred embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. Any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention, without departing from the technical solution of the present invention, still belong to the protection scope of the technical solution of the present invention.
Claims (8)
1. A quenching equipment for a steel plate spring is characterized in that: the quenching device comprises a gantry support, a turnover quenching container, a quenching container rotating device and a steel plate spring feeding trolley, wherein the gantry support comprises a transverse upper frame body and at least four stand columns, and the upper frame body is fixed on the ground through the stand columns; the steel plate spring feeding trolley comprises a lifting type travelling mechanism and a high-resistance trolley plate, wherein the high-resistance trolley plate is arranged on the lifting type travelling mechanism and can be driven by the lifting type travelling mechanism to vertically lift; the turnover quenching container is arranged on an upper frame body of the gantry support through a quenching container rotating device; a quenching liquid guide pipe is arranged above the gantry support, and the front end of the quenching liquid guide pipe is communicated with the liquid storage box body through a liquid guide pump; a liquid outlet hole is formed in the side part of the bottom of the turnover quenching container and communicated with a waste liquid collecting box through a liquid outlet pipe; a liquid outlet valve is arranged on the liquid outlet hole.
2. The quenching apparatus for a leaf spring according to claim 1, wherein: the high-resistance car plate comprises a metal substrate, and a refractory brick placing layer is riveted on the metal substrate; a left upright rod jack and a right upright rod jack are arranged on the refractory brick placing layer, a left upright rod is inserted into the left upright rod jack, and a right upright rod is inserted into the right upright rod jack; a plurality of left inserting spring holes and right inserting spring holes are respectively and longitudinally formed in the left vertical rod and the right vertical rod, and the left end and the right end of the plate spring are respectively inserted and fixed in the left inserting hole and the right inserting hole; and a left hoisting hanging ring and a right hoisting hanging ring are respectively fixed at the upper ends of the left upright rod and the right upright rod.
3. The quenching apparatus for a leaf spring according to claim 2, wherein: the lifting type travelling mechanism comprises a left leg and a right leg, and a left leg hinge shaft and a right leg hinge shaft are respectively arranged at the upper ends of the left leg and the right leg; the electric winch device is arranged in the middle of the lower bottom surface of the metal base plate, a left front hinged plate and a left rear hinged plate are sequentially arranged on the left side of the electric winch device from front to back, the left front hinged plate and the left rear hinged plate are fixed on the lower bottom surface of the metal base plate, penetrating left hinged through holes are formed in the left front hinged plate and the left rear hinged plate, and the front end and the rear end of the left leg hinged shaft are respectively inserted into the left hinged through holes; a right front hinge plate and a right rear hinge plate are sequentially arranged on the right side of the electric winch device from front to back, the right front hinge plate and the right rear hinge plate are both fixed on the lower bottom surface of the metal base plate, penetrating right hinge through holes are formed in the right front hinge plate and the right rear hinge plate, and the front end and the rear end of the right leg hinge shaft are respectively inserted in the right hinge through holes; the lower ends of the left leg and the right leg are respectively hinged with the middle parts of the left cross rod and the right cross rod, the front end and the rear end of the left cross rod are respectively provided with a left front roller and a left rear roller, and the front end and the rear end of the right cross rod are respectively provided with a right front roller and a right rear roller; the electric winch device comprises an electric winch wheel driving motor, a winch wheel, a left winch cable and a right winch cable, wherein the electric winch wheel driving motor is arranged in the middle of the lower bottom surface of the metal substrate; when the electric winch wheel drives the motor to rotate in the forward direction, the winch wheel can be driven to rotate and simultaneously tighten the left winch cable and the right winch cable, so that the lower parts of the left supporting leg and the right supporting leg are closed, and meanwhile, the high-resistance vehicle plate is lifted; when the electric winch wheel driving motor rotates reversely, the electric winch wheel can rotate and release the left winch cable and the right winch cable simultaneously, the lower parts of the left supporting leg and the right supporting leg are relatively far away, and meanwhile, the high-resistance vehicle plate descends.
4. The quenching apparatus for a leaf spring according to claim 3, wherein: the method comprises the following steps that a composite bottom layer is arranged at the bottom of a turnover quenching container, the composite bottom layer comprises an inner bottom and an outer bottom, the inner bottom, the outer bottom and peripheral walls are enclosed to form a sealed inner cavity, a lifting device is arranged in the inner cavity and comprises a lifting driving motor, a motor shaft of the lifting driving motor is connected with a stay cord reel, the front end of a stay cord is coiled on the stay cord reel, a stay cord through hole is formed in the inner bottom, the rear end of the stay cord penetrates through the stay cord through hole of the inner bottom and then is connected with an anti-falling hook, and the anti-falling hook can hook a left lifting hanging ring or a right lifting hanging ring; and a sealing weather-resistant rubber ring is arranged between the pull rope perforation and the pull rope.
5. The quenching apparatus for a leaf spring according to claim 4, wherein: the upper frame body comprises a front cross beam and a rear cross beam, a front rotating shaft and a rear rotating shaft are respectively arranged on the front side surface and the rear side surface of the turnover quenching container, a front bearing seat and a rear bearing seat are respectively fixed on the opposite side surfaces of the front cross beam and the rear cross beam, and the front rotating shaft and the rear rotating shaft are respectively inserted and fixed on the front bearing seat and the rear bearing seat; a rotating shaft gear is coaxially installed on the front rotating shaft through a fixing pin; the middle part of the front cross beam is provided with an overturning motor mounting arm, an overturning motor is fixed on the overturning motor mounting arm, an overturning driving gear is sleeved on a motor shaft of the overturning motor, and the overturning driving gear is meshed with a rotating shaft gear; when the overturning motor rotates forwards, the overturning driving gear can be meshed to drive the rotating shaft gear and the open end of the overturning quenching container to overturn downwards; when the overturning motor rotates reversely, the overturning driving gear can be meshed to drive the rotating shaft gear and the open end of the overturning quenching container to overturn upwards.
6. The quenching apparatus for a leaf spring according to claim 5, wherein: the anti-falling hook comprises a hanging ring and a hook, the top end of the hook is welded with the hanging ring, the hanging ring is used for connecting the lower end of a stay cord, the side surface of the hook is welded with a fixed shaft, one side of the hook is provided with a limiting part, the side surface of the limiting part is provided with a strip hole, the strip hole is sleeved on the surface of the fixed shaft, so that the inner wall of the strip hole slides along the surface of the fixed shaft, one end of the limiting part extends to the surface of the other end of the hook, one end of the limiting part is provided with a mounting groove, the other end of the hook is welded with a first stud, the mounting groove is sleeved on the surface of the first stud, one end of the limiting part is welded with a fixed block, the surface of the first stud is sleeved with a mounting plate, one end of the mounting plate is provided, one end of the solenoid is in contact with the surface of the mounting plate.
7. The quenching equipment for the steel plate spring as claimed in claim 6, wherein a fixing member is arranged at one side of the limiting member, the fixing member is positioned inside the hook, and a plurality of connecting blocks are welded between the fixing member and the limiting member; the connecting blocks are at least three and are arranged at equal angles.
8. The quenching equipment for the leaf spring as claimed in claim 7, wherein the inner wall of the hook is provided with a groove, and the groove is arc-shaped; a screw hole is formed in the surface of the hook, a second stud is installed inside the screw hole in a threaded mode, a first baffle is welded at one end of the second stud, and the radial size of the second stud is smaller than the width of the strip hole; one end of the fixed shaft is provided with a second baffle plate through a screw, and the surface of the second baffle plate is in contact with the surface of the limiting piece; the limiting piece and the long hole are both arc-shaped; the hanging ring and the hook are of an integrally formed structure.
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| CN202011326097.7A CN112430716B (en) | 2020-11-24 | 2020-11-24 | Quenching equipment for leaf spring |
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| CN111059190A (en) * | 2019-12-21 | 2020-04-24 | 山东雷帕得汽车技术股份有限公司 | High-stress plate spring for mining dump truck |
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| CN108251614A (en) * | 2018-02-07 | 2018-07-06 | 江苏邦泰炉业有限公司 | Full-automatic heat processing trackless charging and discharging manipulator |
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