CN214781997U

CN214781997U - Carburizing and quenching heat treatment device for parking brake rotating rod of automobile gearbox

Info

Publication number: CN214781997U
Application number: CN202121019888.5U
Authority: CN
Inventors: 代晶
Original assignee: Wuhan Shangda Hengjing Heat Treatment Technology Co ltd
Current assignee: Wuhan Shangda Hengjing Heat Treatment Technology Co ltd
Priority date: 2021-05-13
Filing date: 2021-05-13
Publication date: 2021-11-19
Anticipated expiration: 2031-05-13

Abstract

The utility model discloses a car gearbox parking system bull stick carburization quenching heat treatment device, including quenching box and heating cabinet, the inside of quenching box is equipped with accepts the subassembly, accept the subassembly including accepting board and fluctuation piece, the surface of accepting the board has seted up the multiunit through hole, it runs through the hole department has the bearing post, the first stopper of bottom fixedly connected with of bearing post, the middle part fixedly connected with second stopper of bearing post, the utility model relates to a carburization quenching technical field. This automobile transmission parking system bull stick carburization quenching heat treatment device utilizes and will wait to quench the bull stick and place the inside subassembly of accepting of quenching box, and first motor drives meshing transmission between the multiunit gear, makes first cam and second cam on the undulation axle surface support the pressure to the second stopper to make fluctuation between the multiunit accepting post, treat the quenching bull stick in turn and support, make its abundant contact water, reinforcing cooling effect.

Description

Carburizing and quenching heat treatment device for parking brake rotating rod of automobile gearbox

Technical Field

The utility model relates to a carburizing and quenching technical field, in particular to a carburizing and quenching heat treatment device for a parking brake rotating rod of an automobile gearbox.

Background

Carburizing and quenching are common heat treatment processes for metal materials, and can ensure that the surface of a workpiece which is carburized by carbon obtains high hardness and improve the wear resistance of the workpiece. The traditional process mainly comprises the following steps: low temperature tempering, precooling direct quenching, primary heating quenching, carburizing high temperature tempering, secondary quenching cold treatment, induction heating after carburizing and the like.

Automobile transmission parking system bull stick all need carry out whole quenching and tempering to it before processing into the finished product, during bull stick surface heat treatment, carry out the carburizing and quenching, the one side of article and the bottom contact of water quenching case, make the contact surface with water less, can not fully contact water, the cooling effect is not good, thereby produce quenching deformation, it is scrapped directly to lead to the fact the deformation greatly, cause the loss for the enterprise, and can produce a large amount of heats in the quenching process, at present, the heat that this part produced is directly arranged outward, but, need heat the operation to the material in chemical production in-process often, the product etc. in the chemical production, need use extra energy during the heating, therefore, the heat that current carburizing and quenching heat treatment equipment arranges outward is exactly a resource-wasting mode relatively, it has positive meaning to the enterprise to get up this part of heat utilization.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a motor transmission parking system bull stick carburization quenching heat treatment device has solved current carburization quenching in-process, and the article can not fully contact water, and the cooling effect is not good to produce quenching deformation, warp too big will directly cause to scrap, can produce a large amount of heats in the quenching in-process, the direct outer row of heat that this part produced causes the problem of extravagant resource.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a carburizing and quenching heat treatment device for a parking brake rotating rod of an automobile gearbox comprises a quenching box body and a heating box, wherein a bearing assembly is arranged in the quenching box body and comprises a bearing plate and a fluctuation piece, a plurality of groups of through holes are formed in the surface of the bearing plate, a bearing column penetrates through the through holes, a first limiting block is fixedly connected to the bottom end of the bearing column, a second limiting block is fixedly connected to the middle of the bearing column, a spring is sleeved on the upper portion of the bearing column and located in the bearing plate, the upper end of the bearing column is of a semicircular structure, a gearbox is fixedly connected to the front portion of the quenching box body, a plurality of groups of gears are arranged in the gearbox, the gears are in meshing transmission, the fluctuation piece comprises a plurality of groups of fluctuation shafts, and a plurality of groups of first cams and second cams are respectively arranged on the surface of the fluctuation shafts at intervals, the convex end of the first cam is opposite to the convex end of the second cam, the front end of the fluctuation shaft penetrates through the front part of the quenching box body, and the front ends of the multiple groups of fluctuation shafts are respectively and fixedly connected with the multiple groups of gears.

Preferably, the middle part of the front side of the gear box is fixedly connected with a first motor, and the output end of the first motor is fixedly connected with a group of gears in the middle part of the gear box.

Preferably, the upper part of the quenching box body is fixedly connected with a spiral cylinder, the right side of the upper part of the spiral cylinder is communicated with an air extraction box, and the inside of the air extraction box is fixedly connected with an air extraction fan.

Preferably, the heating box comprises an outer box and an inner box, a spiral pipe is arranged between the outer box and the inner box, and the input end of the spiral pipe is communicated with the upper part of the air extraction box through a connecting pipe.

Preferably, the bottom of the inner cavity of the quenching box body is rotatably connected with a first rotating shaft, the left side and the right side of the upper part of the inner cavity of the quenching box body are respectively rotatably connected with a second rotating shaft and a third rotating shaft, and stirring blades are fixedly connected to the surfaces of the first rotating shaft, the second rotating shaft and the third rotating shaft.

Preferably, the both ends of first pivot run through in the lateral wall of quenching box, and the equal fixedly connected with action wheel in both ends of first pivot, the one end that stirring leaf was kept away from in second pivot and third pivot all runs through in the lateral wall of quenching box and fixedly connected with from the driving wheel, the action wheel with pass through belt transmission from the driving wheel and be connected.

Preferably, the bottom of the left side of the quenching box body is fixedly connected with a second motor, and the output end of the second motor is fixedly connected with the left end of the first rotating shaft.

Advantageous effects

The utility model provides a carburizing and quenching heat treatment device for a parking brake rotating rod of an automobile gearbox. Compared with the prior art, the method has the following beneficial effects:

(1) the carburizing and quenching heat treatment device for the parking brake rotating rod of the automobile gearbox is characterized in that a plurality of groups of through holes are formed in the surface of a bearing plate, a bearing column penetrates through the through holes, a first limiting block is fixedly connected to the bottom end of the bearing column, a second limiting block is fixedly connected to the middle of the bearing column, a spring is sleeved on the upper portion of the bearing column and is positioned inside the bearing plate, the upper end of the bearing column is of a semicircular structure, a plurality of groups of gears are arranged inside a gear box and are in meshing transmission, a plurality of groups of first cams and second cams are arranged on the surface of a fluctuating shaft at intervals respectively, the convex end of each first cam is opposite to the convex end of each second cam, the rotating rod to be quenched is placed on a bearing assembly inside a quenching box body, the first motor drives the plurality of groups of gears to be in meshing transmission, so that the first cam and the second cams on the surface of the fluctuating shaft press against the second limiting block, therefore, the multiple groups of bearing columns fluctuate, and the rotating rods to be quenched are supported in batches, so that the rotating rods are fully contacted with water, and the cooling effect is enhanced.

(2) This automobile transmission parking system bull stick carburization quenching heat treatment device, through the upper portion fixedly connected with spiral shell at the quenching box, the right side intercommunication on spiral shell upper portion has the exhaust chamber, the inside fixedly connected with of exhaust chamber fans, the heating cabinet includes outer container and inner box, be equipped with the spiral pipe between outer container and the inner box, the input of spiral pipe passes through the upper portion intercommunication of connecting pipe with the exhaust chamber, utilize the bull stick when quenching, the heat of production is through the extraction of fans, and transmit to spiral pipe department through the connecting pipe, supply heat to the heating cabinet, realize resource recycling, practice thrift manufacturing cost of enterprises.

(3) The carburizing and quenching heat treatment device for the parking brake rotating rod of the automobile gearbox is characterized in that a first rotating shaft is rotatably connected to the bottom of an inner cavity of a quenching box body, a second rotating shaft and a third rotating shaft are respectively rotatably connected to the left side and the right side of the upper part of the inner cavity of the quenching box body, stirring blades are fixedly connected to the surfaces of the first rotating shaft, the second rotating shaft and the third rotating shaft, two ends of the first rotating shaft penetrate through the side wall of the quenching box body, and the equal fixedly connected with action wheel in both ends of first pivot, the one end that stirring leaf was kept away from in second pivot and third pivot all runs through in the lateral wall of quenching box and fixedly connected with from the driving wheel, the action wheel is connected through belt transmission with from the driving wheel, utilize the second motor to drive the stirring leaf on first pivot surface and stir the coolant liquid, the action wheel drives from the stirring leaf that makes second pivot and third pivot be connected and stirs the coolant liquid, avoid the coolant liquid to be heated the inhomogeneous runner quenching quality that leads to and reduce.

Drawings

FIG. 1 is a sectional view of the structure of the present invention;

FIG. 2 is a front view of the structure of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 1;

FIG. 4 is a sectional view of the gear box of the present invention;

fig. 5 is a right side view of the structure of the rolling member of the present invention.

In the figure: 1. quenching the box body; 2. a receiving assembly; 21. a bearing plate; 211. a through hole; 22. a relief member; 221. a heave axis; 31. a first stopper; 32. a second limiting block; 4. a spring; 51. a first cam; 52. a second cam; 6. a gear case; 61. a gear; 7. a first motor; 8. a heating box; 81. an outer box; 82. an inner box; 9. a spiral cylinder; 10. an air extraction box; 11. an air extracting fan; 12. a spiral tube; 13. a connecting pipe; 141. a first rotating shaft; 142. a second rotating shaft; 143. a third rotating shaft; 151. a driving wheel; 152. a driven wheel; 16. stirring blades; 17. a second motor; 18. a belt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a carburizing and quenching heat treatment device for a parking brake rotating rod of an automobile gearbox comprises a quenching box body 1 and a heating box 8, wherein the bottom of an inner cavity of the quenching box body 1 is rotatably connected with a first rotating shaft 141, the left side and the right side of the upper part of the inner cavity of the quenching box body 1 are respectively rotatably connected with a second rotating shaft 142 and a third rotating shaft 143, the surfaces of the first rotating shaft 141, the second rotating shaft 142 and the third rotating shaft 143 are respectively and fixedly connected with stirring blades 16, two ends of the first rotating shaft 141 penetrate through the side wall of the quenching box body 1, two ends of the first rotating shaft 141 are respectively and fixedly connected with a driving wheel 151, one ends of the second rotating shaft 142 and the third rotating shaft 143, which are far away from the stirring blades 16, penetrate through the side wall of the quenching box body 1 and are fixedly connected with a driven wheel 152, the driving wheel 151 is in transmission connection with the driven wheel 152 through a belt 18, the bottom at the left side of the quenching box body 1 is fixedly connected with a second motor 17, the output end of the second motor 17 is fixedly connected with the left end of the first rotating shaft 141, the second motor 17 is used for driving the stirring blade 16 on the surface of the first rotating shaft 141 to stir the cooling liquid, the driving wheel 151 drives the driven wheel 152 to enable the stirring blade 16 connected with the second rotating shaft 142 and the third rotating shaft 143 to stir the cooling liquid, the cooling liquid is prevented from being heated unevenly to cause the quenching quality reduction of the rotating rod, the upper part of the quenching box body 1 is fixedly connected with a spiral cylinder 9, the right side of the upper part of the spiral cylinder 9 is communicated with an air extraction box 10, the inside of the air extraction box 10 is fixedly connected with an air extraction fan 11, the heating box 8 comprises an outer box 81 and an inner box 82, a spiral pipe 12 is arranged between the outer box 81 and the inner box 82, the input end of the spiral pipe 12 is communicated with the upper part of the air extraction box 10 through a connecting pipe 13, when the rotating rod is used for quenching, the generated heat is extracted through the air extraction fan 11 and is transmitted to the spiral pipe 12 through the connecting pipe 13 to supply heat to the heating box 8, the resource recycling is realized, and the production cost of enterprises is saved, the bearing assembly 2 is arranged in the quenching box body 1, the bearing assembly 2 comprises a bearing plate 21 and a fluctuation member 22, a plurality of groups of through holes 211 are formed in the surface of the bearing plate 21, a bearing column 3 penetrates through the through holes 211, a first limiting block 31 is fixedly connected to the bottom end of the bearing column 3, a second limiting block 32 is fixedly connected to the middle of the bearing column 3, a spring 4 is sleeved on the upper portion of the bearing column 3, the spring 4 is located in the bearing plate 21, the upper end of the bearing column 3 is of a semicircular structure, a gear box 6 is fixedly connected to the front portion of the quenching box body 1, a plurality of groups of gears 61 are arranged in the gear box 6, the fluctuation member 61 is in meshing transmission, the fluctuation member 22 comprises a plurality of groups of fluctuation shafts 221, a plurality of groups of first cams 51 and second cams 52 are respectively arranged on the surface of the fluctuation shafts 221 at intervals, the convex ends of the first cams 51 are opposite to the convex ends of the second cams 52, and the front ends of the fluctuation shafts 221 penetrate through the front portion of the quenching box body 1, the front ends of the multiple groups of fluctuation shafts 221 are fixedly connected with the multiple groups of gears 61 respectively, the middle part of the front side of the gear box 6 is fixedly connected with a first motor 7, the output end of the first motor 7 is fixedly connected with the multiple groups of gears 61 in the middle part of the gear box 6, the rotating rod to be quenched is placed on the bearing assembly 2 in the quenching box body 1, the first motor 7 drives the multiple groups of gears 61 to be in meshing transmission, the first cam 51 and the second cam 52 on the surface of the fluctuation shafts 221 are enabled to abut against the second limiting block 32, the multiple groups of bearing columns 3 fluctuate and are enabled to support the rotating rod to be quenched in batches, the rotating rod to be quenched is enabled to be in full contact with water, and the cooling effect is enhanced.

And those not described in detail in this specification are well within the skill of those in the art.

When in use, cooling liquid is put into the quenching box body 1, the rotating rod to be quenched is placed on the bearing component 2 in the quenching box body 1, the bearing column 3 supports the rotating rod to be quenched, the first motor 7 drives the plurality of groups of gears 61 to be meshed and driven, so that the first cam 51 and the second cam 52 on the surface of the fluctuating shaft 221 are pressed against the second limiting block 32, thereby make and fluctuate between the multiunit support post 3, treat the quenching bull stick in batches and support, simultaneously, second motor 17 drives the stirring leaf 16 on first pivot 141 surface and stirs the coolant liquid, action wheel 151 drives and stirs the coolant liquid from the stirring leaf 16 that driving wheel 152 made second pivot 142 and third pivot 143 to be connected, make the coolant liquid thermally equivalent, the bull stick is when quenching, the heat of production is extracted through extraction fan 11, and transmit to spiral pipe 12 department through connecting pipe 13, supply heat to heating cabinet 8.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a car transmission parking system bull stick carburization quenching heat treatment device, includes quenching box (1) and heating cabinet (8), its characterized in that: the quenching box body (1) is internally provided with a bearing assembly (2), the bearing assembly (2) comprises a bearing plate (21) and a fluctuation part (22), the surface of the bearing plate (21) is provided with a plurality of groups of through holes (211), bearing columns (3) penetrate through the through holes (211), the bottom ends of the bearing columns (3) are fixedly connected with first limiting blocks (31), the middle parts of the bearing columns (3) are fixedly connected with second limiting blocks (32), the upper parts of the bearing columns (3) are sleeved with springs (4), the springs (4) are located inside the bearing plate (21), and the upper ends of the bearing columns (3) are of semicircular structures;

the anterior fixedly connected with gear box (6) of quenching box (1), the inside of gear box (6) is equipped with multiunit gear (61), the multiunit meshing transmission between gear (61), it undulates axle (221) to fluctuate piece (22) including the multiunit, the surface of fluctuation axle (221) is provided with first cam (51) of multiunit and second cam (52) respectively at the interval, the protruding end of first cam (51) is opposite with the protruding end of second cam (52), the front end of fluctuation axle (221) runs through in the front portion of quenching box (1), and the front end of multiunit fluctuation axle (221) respectively with multiunit gear (61) fixed connection.

2. The carburizing and quenching heat treatment device for the parking brake rotating rod of the automobile gearbox according to claim 1 is characterized in that: the middle part of gear box (6) front side fixedly connected with first motor (7), the output of first motor (7) and a set of gear (61) fixed connection in gear box (6) middle part.

3. The carburizing and quenching heat treatment device for the parking brake rotating rod of the automobile gearbox according to claim 1 is characterized in that: the quenching box is characterized in that a spiral cylinder (9) is fixedly connected to the upper portion of the quenching box body (1), an air exhaust box (10) is communicated with the right side of the upper portion of the spiral cylinder (9), and an air exhaust fan (11) is fixedly connected to the inner portion of the air exhaust box (10).

4. The carburizing and quenching heat treatment device for the parking brake rotating rod of the automobile gearbox according to claim 3 is characterized in that: the heating box (8) comprises an outer box (81) and an inner box (82), a spiral pipe (12) is arranged between the outer box (81) and the inner box (82), and the input end of the spiral pipe (12) is communicated with the upper part of the air extraction box (10) through a connecting pipe (13).

5. The carburizing and quenching heat treatment device for the parking brake rotating rod of the automobile gearbox according to claim 1 is characterized in that: the bottom of the inner cavity of the quenching box body (1) is rotatably connected with a first rotating shaft (141), the left side and the right side of the upper part of the inner cavity of the quenching box body (1) are respectively rotatably connected with a second rotating shaft (142) and a third rotating shaft (143), and stirring blades (16) are fixedly connected to the surfaces of the first rotating shaft (141), the second rotating shaft (142) and the third rotating shaft (143).

6. The carburizing and quenching heat treatment device for the parking brake rotating rod of the automobile gearbox according to claim 5 is characterized in that: the both ends of first pivot (141) run through in the lateral wall of quenching box (1), and the equal fixedly connected with action wheel (151) in both ends of first pivot (141), the one end that stirring leaf (16) were kept away from in second pivot (142) and third pivot (143) all runs through in the lateral wall of quenching box (1) and fixedly connected with from driving wheel (152), action wheel (151) are connected through belt (18) transmission with following driving wheel (152).

7. The carburizing and quenching heat treatment device for the parking brake rotating rod of the automobile gearbox according to claim 5 is characterized in that: the left bottom of the quenching box body (1) is fixedly connected with a second motor (17), and the output end of the second motor (17) is fixedly connected with the left end of the first rotating shaft (141).