CN115522033A - Automobile engine torsion bar heat treatment equipment - Google Patents
Automobile engine torsion bar heat treatment equipment Download PDFInfo
- Publication number
- CN115522033A CN115522033A CN202211497439.0A CN202211497439A CN115522033A CN 115522033 A CN115522033 A CN 115522033A CN 202211497439 A CN202211497439 A CN 202211497439A CN 115522033 A CN115522033 A CN 115522033A
- Authority
- CN
- China
- Prior art keywords
- torsion bar
- block
- heating coil
- heat treatment
- collar
- Prior art date
- 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.)
- Granted
Links
Images
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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0075—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rods of limited length
-
- 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
- C21D1/34—Methods of heating
- C21D1/42—Induction heating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- 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)
- Springs (AREA)
Abstract
The invention relates to the field of heat treatment, in particular to automobile engine torsion bar heat treatment equipment which is arranged on an installation frame and comprises a heating coil, wherein a fixed block fixedly connected with the installation frame is arranged below the heating coil, a movable block connected with the installation frame in a sliding manner is arranged above the heating coil, a fixed clamp and a movable clamp are respectively arranged on the fixed block and the movable block, a linear driver used for driving the movable block to move is arranged on the installation frame, the heat treatment equipment also comprises a first eccentric mechanism and a second eccentric mechanism, and a first rotary driver and a second rotary driver are also arranged on the fixed block and the movable block.
Description
Technical Field
The invention relates to the field of heat treatment, in particular to heat treatment equipment for a torsion bar of an automobile engine.
Background
The torsion bar of the automobile transmission system is matched with other parts to transmit torsion through a spline part, so that the torsion bar has higher requirements on the surface hardenability and the internal toughness of the spline part and needs to be subjected to high-frequency heat treatment.
The heat treatment device of the torsion bar of the currently-disclosed Chinese patent CN201310376157.X automobile transmission system comprises a high-frequency heat treatment machine, a motor and a transmission mechanism, wherein a heat treatment induction coil is arranged on the high-frequency heat treatment machine, and the heat treatment device is characterized in that: the transmission mechanism comprises a transmission wheel, a first carrier roller, a second carrier roller and a belt; the motor is connected with the driving wheel, the driving wheel is respectively connected with the first carrier roller and the second carrier roller through belts, the torsion bar is placed between the first carrier roller and the second carrier roller, the spline part of the torsion bar is located in the heat treatment induction coil, the first carrier roller and the second carrier roller are located above the driving wheel and are arranged in parallel, the torsion bar workpiece can be conveniently rotated, the axis of the heat treatment induction coil is parallel to the axis of the first carrier roller and the axis of the second carrier roller, the spline part of the torsion bar workpiece can conveniently extend into the heat treatment induction coil, the spline part is uniformly heated, the motor is connected with the speed reducer, the speed of the transmission mechanism can be guaranteed not to be too high, and the spline part of the torsion bar workpiece can be uniformly heated.
According to the above patent, two carrier rollers of the patent drive the torsion bar workpiece to rotate towards one direction simultaneously, so that the torsion bar workpiece can be effectively rotated and uniformly heated, however, the patent is unstable to the rotation of the torsion bar and cannot uniformly heat the whole section of the torsion bar, the contact between the carrier roller and the torsion bar can affect the heating of the torsion bar, and the torsion bar is deformed, so that a heat treatment device capable of ensuring the torsion bar to stably rotate, and simultaneously urging the torsion bar to be close to the heating coil to achieve a uniform heating effect is required at present.
Disclosure of Invention
The invention provides heat treatment equipment for a torsion bar of an automobile engine, aiming at the problems in the prior art, and the heat treatment equipment for the torsion bar of the automobile engine simultaneously drives the corresponding fixed clamp and the movable clamp to move through the first eccentric mechanism and the second eccentric mechanism, so that the torsion bar deviates from the axis of the heating coil and approaches to the edge of the heating coil, and the torsion bar rotates circumferentially around the axis of the heating coil and rotates automatically, so that the torsion bar is heated uniformly, and the heating effect is improved.
In order to solve the problems of the prior art, the invention adopts the technical scheme that:
the invention provides automobile engine torsion bar heat treatment equipment which is arranged on an installation frame, wherein the heat treatment equipment comprises a heating coil which is vertically arranged and used for heat treatment of a torsion bar, a fixed block which is fixedly connected with the installation frame is arranged below the heating coil, a movable block which is in sliding connection with the installation frame is arranged above the heating coil, a fixed clamp and a movable clamp are respectively arranged on the fixed block and the movable block, and a linear driver used for driving the movable block to move is arranged on the installation frame; the heat treatment equipment also comprises a first eccentric mechanism and a second eccentric mechanism which are used for driving the torsion bar to be close to the edge of the torsion bar in the heating coil, the first eccentric mechanism and the second eccentric mechanism are the same in structure, the first eccentric mechanism and the second eccentric mechanism are respectively arranged on the fixed block and the movable block and are rotationally connected with the corresponding fixed clamp and the movable clamp, the fixed block and the movable block are also provided with a first rotary driver and a second rotary driver which are used for driving the first eccentric mechanism and the second eccentric mechanism to drive the torsion bar to rotate circumferentially around the axis of the heating coil, and when the torsion bar rotates circumferentially around the axis of the heating coil, the torsion bar is in a self-rotating state.
Preferably, the first eccentric mechanism is provided with a lantern ring, the lantern ring is rotatably connected with the fixing clamp, the lantern ring is arranged in a sleeve plate, the lantern ring can move in the sleeve plate along the edge direction of the sleeve plate, a position on the sleeve plate, which takes the axis of the heating coil as a circular point, is connected with the output end of the first rotary driver, and the sleeve plate is further provided with a first moving member for driving the lantern ring to move.
Preferably, the first rotary driver is provided with a gear and a gear ring, the gear is coaxial with the lantern ring and fixedly connected with the fixing clamp, the gear ring is coaxial with the heating coil and fixedly arranged on the mounting frame, the fixing block is provided with a rotary motor for driving the lantern plate to rotate, and when the torsion bar is close to the edge of the heating coil, the gear is in a state of being meshed with the gear ring and eccentric with the heating coil.
Preferably, the output end of the rotating motor is connected with a first rotating shaft, a first bearing is connected between the connecting end of the first rotating shaft and the rotating motor and the fixing block, and the other end of the first rotating shaft is fixedly connected with the sleeve plate.
Preferably, mounting fixture is equipped with first locating piece, and first locating piece sets up in one side of the lantern ring, and the opposite side of the lantern ring still corresponds with first locating piece and is equipped with the second locating piece, and the opposite face of first locating piece and second locating piece all has the location axle that supplies the axle sleeve coaxial positioning of torsion bar tip.
Preferably, first splint and second splint have been extended respectively to the direction of the lantern ring on first locating piece and the second locating piece, are equipped with the midblock between first splint and the second splint, and first splint pass through bolted connection with the midblock, and the second splint can be moved on the midblock for the direction of first splint, is equipped with the second moving member that is used for driving the second splint and removes on the midblock.
Preferably, the intermediate block is provided with a second rotating shaft which is coaxial with the lantern ring at the middle position, a second bearing is connected between the second rotating shaft and the lantern ring, and the gear is fixedly connected to the second rotating shaft.
Preferably, one side of the lantern ring extends to form a guide plate which penetrates through the edge of the sleeve plate and extends outwards, a guide opening for the guide plate to move is formed in the sleeve plate, the first moving piece is provided with a first electromagnet, the first electromagnet is fixedly connected to the side edge of the sleeve plate, and the end portion of the guide plate corresponds to the first electromagnet and is provided with a second electromagnet.
Preferably, the second moving member is provided with an insertion rod, the insertion rod is fixedly arranged on the second clamping plate, the end portion of the insertion rod is inserted into the middle block, a channel for the insertion rod to move is formed in the middle block, the axis direction of the insertion rod is parallel to the axis direction of the positioning shaft, a third electromagnet is arranged at the end portion of the insertion rod inserted into the channel, and a fourth electromagnet corresponding to the third electromagnet is arranged on the middle block and at a position, close to the second clamping plate, in the channel.
Preferably, the mounting rack is provided with cooling pipes at two sides above and close to the heating coil.
Compared with the prior art, the beneficial effect of this application is:
1. the first eccentric mechanism and the second eccentric mechanism drive the corresponding fixed clamp and the movable clamp to move simultaneously, so that the torsion bar is enabled to deviate from the axis of the heating coil to approach the edge of the heating coil, and the torsion bar rotates around the axis of the heating coil in the circumferential direction and rotates automatically, so that the torsion bar is heated uniformly, the effective heat treatment on the torsion bar is realized, and the heating effect is improved.
2. The first moving piece drives the lantern ring to move in the sleeve plate, so that the fixing clamp drives the torsion bar to move, the torsion bar is enabled to be close to the edge of the heating coil, the heating effect of the heating coil on the torsion bar is improved, the torsion bar is effectively heated, the situation that the torsion bar is unqualified in heat treatment due to poor heating effect is avoided, and the heating efficiency of the torsion bar in heat treatment is improved.
3. According to the invention, through the meshing of the gear and the gear ring, the gear rotates around the heating coil along with the rotation of the torsion bar, so that the gear rotates around the gear ring when rotating, the torsion bar is driven to rotate, and the torsion bar is quenched after the torsion bar surrounds the heating coil for a circle, so that the torsion bar is uniformly heated, the quenching effect of the torsion bar is improved, and the quality of the torsion bar is ensured.
Drawings
FIG. 1 is a first perspective view of an apparatus for heat-treating a torsion bar of an automobile engine;
FIG. 2 is a schematic perspective view of a second heat treatment apparatus for a torsion bar of an automobile engine;
fig. 3 is a sectional view showing a perspective structure of a heat treatment apparatus for a torsion bar of an automobile engine;
FIG. 4 is a front view schematically showing a perspective view of a first heat treatment apparatus for a torsion bar of an automobile engine;
FIG. 5 isbase:Sub>A cross-sectional view of the three-dimensional structure of FIG. 4 at A-A;
FIG. 6 is a partial perspective view of an apparatus for heat treating a torsion bar of an automobile engine;
FIG. 7 is a perspective view of a fixing jig, a first eccentric mechanism and a first rotary actuator of the heat treatment apparatus for the torsion bar of the automobile engine;
fig. 8 is a sectional view of a fixing jig, a first eccentric mechanism and a first rotary actuator of a torsion bar heat treatment apparatus for an automobile engine;
fig. 9 is a perspective sectional view of a fixing jig, a first eccentric mechanism and a first rotary actuator of the heat treatment apparatus for the torsion bar of the automobile engine;
FIG. 10 is an enlarged schematic view at B of FIG. 8;
FIG. 11 is an enlarged schematic view at C of FIG. 8;
fig. 12 is a perspective view illustrating a torsion bar of a heat treatment apparatus for a torsion bar of an automobile engine.
The reference numbers in the figures are:
1-a mounting frame; 11-fixing block; 12-a movable block; 13-a linear drive; 14-a cooling tube;
2-a heating coil;
3-fixing the clamp;
31-a first positioning block; 311-positioning shaft;
32-a second locating block;
33-a first splint;
34-a second splint;
35-middle block; 351-a second axis of rotation; 352-a second bearing;
36-a second moving member; 361-insert rod; 362-a third electromagnet; 363-a fourth electromagnet;
4-movable clamp;
5-a first eccentric mechanism;
51-a collar; 511-a guide plate;
52-nest plate;
53-a first moving member; 531-a first electromagnet; 532-a second electromagnet;
6-a second eccentric mechanism;
7-a first rotary drive;
71-a gear;
72-a gear ring;
73-rotating electrical machines; 74-a first axis of rotation; 75-a first bearing;
8-a second rotary drive;
9-a torsion bar; 91-shaft sleeve.
Detailed Description
For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 12, an automobile engine torsion bar heat treatment apparatus is arranged on an installation frame 1, the heat treatment apparatus includes a heating coil 2 for heat treatment of a torsion bar 9 arranged in a vertical state, a fixed block 11 fixedly connected with the installation frame 1 is arranged below the heating coil 2, a movable block 12 slidably connected with the installation frame 1 is arranged above the heating coil 2, a fixed clamp 3 and a movable clamp 4 are respectively arranged on the fixed block 11 and the movable block 12, and a linear driver 13 for driving the movable block 12 to move is arranged on the installation frame 1; the heat treatment equipment further comprises a first eccentric mechanism 5 and a second eccentric mechanism 6 for urging the torsion bar 9 in the heating coil 2 close to the edge thereof, the first eccentric mechanism 5 and the second eccentric mechanism 6 are identical in structure, the first eccentric mechanism 5 and the second eccentric mechanism 6 are respectively arranged on a fixed block 11 and a movable block 12 and are rotatably connected with the corresponding fixed clamp 3 and the movable clamp 4, the fixed block 11 and the movable block 12 are further provided with a first rotary driver 7 and a second rotary driver 8 for driving the first eccentric mechanism 5 and the second eccentric mechanism 6 to drive the torsion bar 9 to rotate circumferentially around the axis of the heating coil 2, and the torsion bar 9 is in a state of rotating itself when the torsion bar 9 rotates circumferentially around the axis of the heating coil 2.
Since both ends of the torsion bar 9 have bosses 91 having a diameter larger than that of the shaft of the torsion bar 9, and therefore, the size of the bosses 91 of the heating coil 2 larger than that of the end of the torsion bar 9 is larger than that of the bosses 91 of the end of the torsion bar 9, into which the torsion bar 9 is inserted, when heat treatment of the torsion bar 9 is started, first, one end of the torsion bar 9 is held by the movable jig 4 with the torsion bar 9 directly above the heating coil 2 and the torsion bar 9 and the heating coil 2 are maintained in a coaxial state, then, the linear driver 13 drives the movable block 12 to move downward, the torsion bar 9 is gradually inserted into the heating coil 2 until the lower end of the torsion bar 9 passes out of the heating coil 2, the bosses 91 of the lower end of the torsion bar 9 are held by the fixed jig 3, with the torsion bar 9 held between the fixed jig 3 and the movable jig 4 with the shaft thereof in the heating coil 2, since the shaft of the torsion bar 9 has a spline portion on the shaft, the surface of the spline portion of the torsion bar 9 is quenched with the torsion bar 9, the torsion bar 9 in the heating coil 2 with the heating coil 2, since the shaft of the torsion bar 2 has a spline portion, since the heating coil 2 has a relatively large size, the shaft portion, the shaft 2 is separated from the edge of the heating coil 2, if it is directly heated, and the eccentric portion of the heating coil 9 is relatively distant from the heating coil 2, and the eccentric mechanism of the heating coil 2, and the heating mechanism is maintained in the eccentric mechanism 2, and the eccentric mechanism 7 of the movable jig 9 is maintained in a position of the torsion bar 9, and the eccentric mechanism 2, and the eccentric mechanism is adjusted to the eccentric mechanism 2, and the eccentric mechanism 2, when the eccentric mechanism 2 is rotated, the eccentric mechanism is adjusted to the eccentric mechanism 2, the eccentric mechanism 7 of the torsion bar 9 is maintained to the torsion bar 9, the eccentric mechanism 2, the torsion bar 9, thereby driving the torsion bar 9 to rotate circumferentially around the axis of the heating coil 2, and since the fixed clamp 3 and the movable clamp 4 are rotatably connected with the corresponding fixed block 11 and the movable block 12, the torsion bar 9 can also rotate in the circumferential rotation process, so that the surface of the torsion bar 9 is uniformly heated, and the purpose of effectively performing heat treatment on the torsion bar 9 is achieved.
Referring to fig. 8, 9 and 11, the first eccentric mechanism 5 is provided with a collar 51, the collar 51 is rotatably connected to the fixing jig 3, the collar 51 is disposed in a sleeve plate 52, the collar 51 can move in the sleeve plate 52 along the edge direction thereof, a portion of the sleeve plate 52 having the axis of the heating coil 2 as a circular point is connected to an output end of the first rotary driver 7, and the sleeve plate 52 is further provided with a first moving member 53 for driving the collar 51 to move.
When the first eccentric mechanism 5 is driven, the first moving part 53 drives the collar 51 to move in the sleeve plate 52, and since the collar 51 is rotationally connected with the fixing clamp 3, the movement of the collar 51 can drive the fixing clamp 3 to move, so that the torsion bar 9 is close to the edge of the heating coil 2, when the first rotary driver 7 drives the sleeve plate 52 to rotate around the axis of the heating coil 2, the torsion bar 9 can be driven to rotate circumferentially around the edge of the heating coil 2, and the fixing clamp 3 can also rotate on the collar 51, so that the torsion bar 9 is driven to rotate, and the torsion bar 9 can be uniformly heated.
Referring to fig. 7 to 9, the first rotary actuator 7 is provided with a gear 71 and a ring gear 72, the gear 71 is coaxial with the collar 51 and the gear 71 is fixedly connected with the fixing jig 3, the ring gear 72 is coaxial with the heating coil 2 and fixedly disposed on the mounting bracket 1, the fixing block 11 is provided with a rotary motor 73 for rotating the strap 52, and when the torsion bar 9 is close to the edge of the heating coil 2, the gear 71 is in a state of being engaged with the ring gear 72 and eccentric to the heating coil 2.
When the torsion bar 9 approaches the edge of the heating coil 2, the gear 71 on the fixing clamp 3 is engaged with the gear ring 72, and the sleeve plate 52 is driven by the rotating motor 73 to rotate, so that the torsion bar 9 is driven to rotate around the heating coil 2, and when the torsion bar 9 rotates, the gear 71 rotates when moving on the gear ring 72, so that the torsion bar 9 is driven to rotate, and the heating effect of the heating coil 2 on the torsion bar 9 is improved.
Referring to fig. 7 to 9, a first rotating shaft 74 is connected to an output end of the rotating motor 73, a first bearing 75 is connected between a connection end of the first rotating shaft 74 and the rotating motor 73 and the fixed block 11, and the other end of the first rotating shaft 74 is fixedly connected to the strap 52.
When the rotating motor 73 rotates the strap 52, the strap 52 is rotated because the strap 52 is connected to the rotating motor 73 via the first rotating shaft 74, and the first rotating shaft 74 is coaxial with the heating coil 2, so that the torsion bar 9 can be rotated around the heating coil 2 via the strap 52 after the first rotating shaft 74 is rotated.
Referring to fig. 7-10, the fixing clamp 3 is provided with a first positioning block 31, the first positioning block 31 is disposed on one side of the collar 51, a second positioning block 32 is disposed on the other side of the collar 51 corresponding to the first positioning block 31, and the opposite surfaces of the first positioning block 31 and the second positioning block 32 are respectively provided with a positioning shaft 311 for coaxially positioning the shaft sleeve 91 at the end of the torsion bar 9.
When the fixed clamp 3 and the movable clamp 4 respectively clamp the end portion bushing 91 of the torsion bar 9, the bushing 91 at one end of the torsion bar 9 and the bushing 91 are arranged on the positioning shaft 311 of the first positioning block 31, then the bushing 91 is clamped on the first positioning block 31 by the second positioning block 32, the positioning shaft 311 on the second positioning block 32 is also inserted into the bushing 91, the bushing 91 is positioned in the first positioning block 31 and the second positioning block 32 and positioned on the two first positioning shafts 311, the movement of the torsion bar 9 is limited, and the torsion bar 9 is fixed after the corresponding bushing 91 on the torsion bar 9 is clamped by the fixed clamp 3 and the movable clamp 4.
Referring to fig. 8 to 10, a first clamping plate 33 and a second clamping plate 34 extend from the first positioning block 31 and the second positioning block 32 toward the direction of the collar 51, an intermediate block 35 is disposed between the first clamping plate 33 and the second clamping plate 34, the first clamping plate 33 is connected to the intermediate block 35 through a bolt, the second clamping plate 34 can move on the intermediate block 35 in the direction opposite to the first clamping plate 33, and a second moving member 36 for driving the second clamping plate 34 to move is disposed on the intermediate block 35.
When the second positioning block 32 moves towards the first positioning block 31, the second moving member 36 drives the second clamp plate 34 to move towards the middle block 35 until the two positioning shafts 311 contact, which indicates that the sleeve 91 on the torsion bar 9 is clamped between the first positioning block 31 and the second positioning block 32, and in a state where the fixation of the sleeve 91 is released, the second clamp plate 34 is away from the middle block 35, the two positioning shafts 311 are away from each other, and the sleeve 91 on the torsion bar 9 can be taken out.
Referring to fig. 10, the intermediate block 35 has a second rotating shaft 351 coaxially with the collar 51 at an intermediate position thereof, a second bearing 352 is connected between the second rotating shaft 351 and the collar 51, and the gear 71 is fixedly connected to the second rotating shaft 351.
When the gear 71 rotates around the gear ring 72, since the intermediate block 35 is connected to the collar 51 through the second bearing 352 via the second rotating shaft 351, the rotation of the gear 71 can rotate the intermediate block 35, and thus the clamped torsion bar 9.
Referring to fig. 10, a guide plate 511 extends through an edge of the sleeve plate 52 and protrudes outwards from one side of the sleeve ring 51, a guide opening for the guide plate 511 to move is formed in the sleeve plate 52, a first electromagnet 531 is arranged on the first moving member 53, the first electromagnet 531 is fixedly connected to a side edge of the sleeve plate 52, and a second electromagnet 532 is arranged at an end portion of the guide plate 511 corresponding to the first electromagnet 531.
When the first moving member 53 drives the collar 51 to move, the first electromagnet 531 and the second electromagnet 532 are simultaneously energized to change the current direction according to the principle of opposite attraction and opposite repulsion, and the first electromagnet 531 and the second electromagnet 532 can move relatively, because the first electromagnet 531 is fixed on the side of the sleeve plate 52 and the second electromagnet 532 is fixed on the side of the guide plate 511, and because the guide opening of the sleeve plate 52 is opened, the guide plate 511 is slidably disposed in the guide opening of the sleeve plate 52, so that the second electromagnet 532 can move relative to the first electromagnet 531, and as the first electromagnet 531 and the second electromagnet 532 are simultaneously energized, the guide plate 511 is caused to move in the guide opening, the orientation of the torsion bar 9 in the heating coil 2 is changed, and is adjusted from the original coaxial state to the off-axial state closer to the edge of the heating coil 2, and because the sleeve plate 52 is fixedly connected to the first rotating shaft 74, the first rotating shaft 74 and the heating coil 2 are in the coaxial state, and therefore, the rotation of the first rotating shaft 74 drives the torsion bar 9 to rotate around the heating coil 2, thereby realizing the rotation of the torsion bar 9 around the heating coil axis 2, and the torsion bar 9 rotates uniformly around the heating coil axis 7, and the torsion bar rotates around the torsion bar 2, and the torsion bar 9.
Referring to fig. 11, the second moving member 36 is provided with an insertion rod 361, the insertion rod 361 is fixedly disposed on the second clamping plate 34, an end portion of the insertion rod 361 is inserted into the middle block 35, a channel for the insertion rod 361 to move is formed in the middle block 35, an axial direction of the insertion rod 361 is parallel to an axial direction of the positioning shaft 311, a third electromagnet 362 is disposed at an end portion of the insertion rod 361 inserted into the channel, and a fourth electromagnet 363 corresponding to the third electromagnet 362 is disposed on the middle block 35 and at a position close to the second clamping plate 34 in the channel.
When the second moving member 36 drives the second clamp plate 34 to move, the third electromagnet 362 and the fourth electromagnet 363 are simultaneously energized, and the current direction is changed according to the principle that like poles repel and opposite poles attract, so that the insertion rod 361 is driven to move in the channel, and the second clamp plate 34 is driven to move relative to the first clamp plate 33, and the clamping of the end sleeve 91 of the torsion bar 9 is completed.
Referring to fig. 3, cooling pipes 14 are provided on both sides of the mounting block 1 above and adjacent to the heating coil 2.
After the torsion bar 9 is heated, the movable jig 4 takes out the torsion bar 9 from the heating coil 2, and the cooling tube 14 cools the surface of the torsion bar 9 while being gradually taken out, thereby completing the heat treatment process of the torsion bar 9.
The first eccentric mechanism 5 and the second eccentric mechanism 6 drive the corresponding fixed clamp 3 and the movable clamp 4 to move simultaneously, so that the torsion bar 9 deviates from the axis of the heating coil 2 and approaches to the edge of the heating coil 2, and the torsion bar 9 rotates around the axis of the heating coil 2 in the circumferential direction and rotates automatically, so that the torsion bar 9 is heated uniformly, and the heating effect is improved.
The above examples, which are intended to represent only one or more embodiments of the present invention, are described in greater detail and with greater particularity, and are not to be construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent should be subject to the appended claims.
Claims (10)
1. The utility model provides an automobile engine torsion bar heat treatment device, set up on mounting bracket (1), heat treatment device includes heating coil (2) that supplies torsion bar (9) thermal treatment that is vertical state setting, the below of heating coil (2) is equipped with fixed block (11) with mounting bracket (1) fixed connection, heating coil (2) top is equipped with movable block (12) with mounting bracket (1) sliding connection, still be equipped with mounting fixture (3) and activity anchor clamps (4) on fixed block (11) and on movable block (12) respectively, be equipped with on mounting bracket (1) and be used for driving the linear actuator (13) that movable block (12) removed;
the heat treatment equipment is characterized by further comprising a first eccentric mechanism (5) and a second eccentric mechanism (6) which are used for enabling the torsion bar (9) to be close to the edge of the heating coil (2), the first eccentric mechanism (5) and the second eccentric mechanism (6) are identical in structure, the first eccentric mechanism (5) and the second eccentric mechanism (6) are respectively arranged on the fixed block (11) and the movable block (12) and are in rotating connection with the corresponding fixed clamp (3) and the corresponding movable clamp (4), a first rotating driver (7) and a second rotating driver (8) which are used for driving the first eccentric mechanism (5) and the second eccentric mechanism (6) to drive the torsion bar (9) to rotate circumferentially around the axis of the heating coil (2) are further arranged on the fixed block (11) and the movable block (12), and when the torsion bar (9) rotates circumferentially around the axis of the heating coil (2), the torsion bar (9) is in a self-rotating state.
2. The heat treatment equipment for the torsion bar of the automobile engine as claimed in claim 1, wherein the first eccentric mechanism (5) is provided with a collar (51), the collar (51) is rotatably connected with the fixing clamp (3), the collar (51) is arranged in a sleeve plate (52), the collar (51) can move in the sleeve plate (52) along the edge direction of the collar, the part of the sleeve plate (52) which takes the axle center of the heating coil (2) as a circular point is connected with the output end of the first rotary driver (7), and the sleeve plate (52) is further provided with a first moving part (53) for driving the collar (51) to move.
3. The heat treatment apparatus for the torsion bar of the automobile engine according to claim 2, wherein the first rotary driver (7) is provided with a gear (71) and a ring gear (72), the gear (71) is coaxial with the collar (51) and the gear (71) is fixedly connected with the fixing jig (3), the ring gear (72) is coaxial with the heating coil (2) and is fixedly disposed on the mounting bracket (1), the fixing block (11) is provided with a rotary motor (73) for rotating the collar plate (52), and when the torsion bar (9) is close to the edge of the heating coil (2), the gear (71) is engaged with the ring gear (72) and is eccentric to the heating coil (2).
4. The heat treatment apparatus for the torsion bar of the automobile engine according to claim 3, wherein a first rotating shaft (74) is connected to an output end of the rotating motor (73), a first bearing (75) is connected between a connection end of the first rotating shaft (74) and the rotating motor (73) and the fixed block (11), and the other end of the first rotating shaft (74) is fixedly connected to the strap (52).
5. The automobile engine torsion bar heat treatment device according to claim 1, wherein the fixing clamp (3) is provided with a first positioning block (31), the first positioning block (31) is arranged on one side of the collar (51), the other side of the collar (51) and the first positioning block (31) are correspondingly provided with a second positioning block (32), and the opposite surfaces of the first positioning block (31) and the second positioning block (32) are respectively provided with a positioning shaft (311) for coaxially positioning a shaft sleeve (91) at the end part of the torsion bar (9).
6. The heat treatment equipment for the torsion bar of the automobile engine as claimed in claim 5, wherein the first positioning block (31) and the second positioning block (32) are respectively provided with a first clamping plate (33) and a second clamping plate (34) which extend towards the direction of the collar (51), an intermediate block (35) is arranged between the first clamping plate (33) and the second clamping plate (34), the first clamping plate (33) is connected with the intermediate block (35) through bolts, the second clamping plate (34) can move on the intermediate block (35) relative to the direction of the first clamping plate (33), and the intermediate block (35) is provided with a second moving member (36) for driving the second clamping plate (34) to move.
7. The apparatus for heat-treating a torsion bar of an automobile engine according to claim 6, wherein the intermediate block (35) has a second rotation shaft (351) coaxially with the collar (51) at a middle position thereof, a second bearing (352) is coupled between the second rotation shaft (351) and the collar (51), and the gear (71) is fixedly coupled to the second rotation shaft (351).
8. The heat treatment equipment for the torsion bar of the automobile engine as claimed in claim 2, wherein one side of the collar (51) extends to form a guide plate (511) extending outwards through the edge of the sleeve plate (52), the sleeve plate (52) is provided with a guide opening for the guide plate (511) to move, the first moving member (53) is provided with a first electromagnet (531), the first electromagnet (531) is fixedly connected to the side edge of the sleeve plate (52), and the end part of the guide plate (511) corresponding to the first electromagnet (531) is provided with a second electromagnet (532).
9. The heat treatment equipment for the torsion bar of the automobile engine as claimed in claim 6, wherein the second moving member (36) is provided with an insertion rod (361), the insertion rod (361) is fixedly arranged on the second clamping plate (34), the end part of the insertion rod (361) is inserted into the middle block (35), a channel for the insertion rod (361) to move is formed in the middle block (35), the axial direction of the insertion rod (361) is parallel to the axial direction of the positioning shaft (311), the end part of the insertion rod (361) inserted into the channel is provided with a third electromagnet (362), and a fourth electromagnet (363) corresponding to the third electromagnet (362) is arranged on the middle block (35) and at a position close to the second clamping plate (34) in the channel.
10. The apparatus for heat-treating a torsion bar of an automobile engine according to claim 1, wherein the cooling tube (14) is provided on the mounting bracket (1) at both sides of the upper side close to the heating coil (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211497439.0A CN115522033B (en) | 2022-11-28 | 2022-11-28 | Automobile engine torsion bar heat treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211497439.0A CN115522033B (en) | 2022-11-28 | 2022-11-28 | Automobile engine torsion bar heat treatment equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115522033A true CN115522033A (en) | 2022-12-27 |
| CN115522033B CN115522033B (en) | 2023-01-24 |
Family
ID=84704736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211497439.0A Active CN115522033B (en) | 2022-11-28 | 2022-11-28 | Automobile engine torsion bar heat treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115522033B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1239338B (en) * | 1964-12-09 | 1967-04-27 | Acec | Device for continuous heating of billets or pipes |
| JPH09184016A (en) * | 1996-01-04 | 1997-07-15 | Hitachi Ltd | Hardening method for shape steel roll |
| US20090032526A1 (en) * | 2007-07-31 | 2009-02-05 | Fuji Electronics Industry Co., Ltd. | High-frequency induction hardening apparatus for mental objects |
| CN201999967U (en) * | 2011-02-21 | 2011-10-05 | 永安市金声机械有限公司 | Crankshaft quenching sensing device |
| CN202705416U (en) * | 2012-07-31 | 2013-01-30 | 重庆歇马机械曲轴有限公司 | Crankshaft connecting rod journal quenching device |
| CN103484644A (en) * | 2013-08-26 | 2014-01-01 | 格林精密部件(苏州)有限公司 | Heat treatment device for torsion bar of car transmission system |
| US20190233911A1 (en) * | 2016-06-24 | 2019-08-01 | Ntn Corporation | Heat treatment equipment and heat treatment method |
| CN209647276U (en) * | 2018-10-10 | 2019-11-19 | 十堰昌昊工贸有限公司 | A kind of torque arm alignment tooling convenient for being straightened simultaneously to multiple positions |
| CN115181836A (en) * | 2022-07-06 | 2022-10-14 | 山东轻工职业学院 | Electromechanical integrated induction heating numerical control hot working equipment |
-
2022
- 2022-11-28 CN CN202211497439.0A patent/CN115522033B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1239338B (en) * | 1964-12-09 | 1967-04-27 | Acec | Device for continuous heating of billets or pipes |
| JPH09184016A (en) * | 1996-01-04 | 1997-07-15 | Hitachi Ltd | Hardening method for shape steel roll |
| US20090032526A1 (en) * | 2007-07-31 | 2009-02-05 | Fuji Electronics Industry Co., Ltd. | High-frequency induction hardening apparatus for mental objects |
| CN201999967U (en) * | 2011-02-21 | 2011-10-05 | 永安市金声机械有限公司 | Crankshaft quenching sensing device |
| CN202705416U (en) * | 2012-07-31 | 2013-01-30 | 重庆歇马机械曲轴有限公司 | Crankshaft connecting rod journal quenching device |
| CN103484644A (en) * | 2013-08-26 | 2014-01-01 | 格林精密部件(苏州)有限公司 | Heat treatment device for torsion bar of car transmission system |
| US20190233911A1 (en) * | 2016-06-24 | 2019-08-01 | Ntn Corporation | Heat treatment equipment and heat treatment method |
| CN209647276U (en) * | 2018-10-10 | 2019-11-19 | 十堰昌昊工贸有限公司 | A kind of torque arm alignment tooling convenient for being straightened simultaneously to multiple positions |
| CN115181836A (en) * | 2022-07-06 | 2022-10-14 | 山东轻工职业学院 | Electromechanical integrated induction heating numerical control hot working equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115522033B (en) | 2023-01-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4021010B2 (en) | Bush heat treatment method and apparatus | |
| US2368809A (en) | Progressive heat-treating apparatus | |
| CN112941284B (en) | Metal quenching equipment for metal heat treatment | |
| KR102207032B1 (en) | Heat-treatment device and heat-treatment method | |
| CN113088665B (en) | Special camshaft high-frequency quenching equipment | |
| CN115522033B (en) | Automobile engine torsion bar heat treatment equipment | |
| CN111485081B (en) | Quenching heat treatment method for pin bush | |
| CN112322859A (en) | Steel pipe quenching rear end fixture | |
| CN116287590A (en) | Automatic heat treatment equipment for vertical high-frequency induction quenching | |
| CN109439852A (en) | A kind of drive shaft quenching unit and process for quenching with the angle R | |
| CN117340522A (en) | Automobile machining welding equipment and welding method thereof | |
| CN218232479U (en) | Induction tempering device for metal heat treatment | |
| CN116100236B (en) | Hardware welding device | |
| JP4610202B2 (en) | Heat-treatable shaft enlargement processing equipment | |
| CN212042431U (en) | Spring steel wire processing device for improving fatigue performance of high-strength spring steel wire | |
| CN112795737B (en) | Quenching system for conical surface of valve | |
| CN108842049B (en) | Equipment and method for forming high-plasticity steel pipe by internal high pressure | |
| CN210547529U (en) | Automobile front axle steel pipe shrinking tool | |
| CN118222809A (en) | High efficiency camshaft guenching unit | |
| CN212533053U (en) | Vertical double-station double-shaft quenching device | |
| CN213739578U (en) | Oil cylinder piston rod shaft quenching and tempering surface quenching system | |
| CN216919325U (en) | Local annealing device for plasticity of memory alloy | |
| CN116751945B (en) | Quenching equipment for inner hub connecting shaft of gearbox | |
| CN220246186U (en) | Rotating device for quenching parts | |
| CN212610789U (en) | Rotary tool for induction quenching of guide wheel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |