CN220503112U

CN220503112U - Spiral bevel gear quenching device

Info

Publication number: CN220503112U
Application number: CN202321919537.9U
Authority: CN
Inventors: 袁国辉
Original assignee: Ningbo Jier Transmission Parts Co ltd
Current assignee: Ningbo Jier Transmission Parts Co ltd
Priority date: 2023-07-20
Filing date: 2023-07-20
Publication date: 2024-02-20
Anticipated expiration: 2033-07-20

Abstract

The utility model relates to a spiral bevel gear quenching device, which comprises a quenching barrel, wherein a water inlet pipe for feeding quenching liquid is arranged on the side surface of the quenching barrel, a water outlet pipe for discharging the quenching liquid or impurities is arranged at the bottom of the quenching barrel, a portal frame is further arranged on the outer side of the quenching barrel, a placing barrel is arranged on the same axis in the quenching barrel, a telescopic component for moving the placing barrel is arranged on the portal frame, a stirring mechanism for stirring the spiral bevel gear in the placing barrel is further arranged on the portal frame, the quenching liquid is stirred through the stirring mechanism, so that the quenching liquid has certain fluidity, the quenching of the spiral bevel gear in the placing barrel can be accelerated, meanwhile, the cooling effect of the quenching liquid can be accelerated when the quenching liquid is stirred, and the placing barrel is lifted or lowered through the telescopic component, so that a worker can conveniently place the spiral bevel gear into the placing barrel or conveniently take out the spiral bevel gear from the placing barrel, and convenience is improved.

Description

Spiral bevel gear quenching device

Technical Field

The utility model relates to the technical field of spiral bevel gear machining, in particular to a spiral bevel gear quenching device.

Background

Spiral bevel gears, i.e. spiral bevel gears, are commonly used for motion and power transmission between two intersecting shafts. The teeth of the conical gear are distributed on the surface of a cone, and the tooth shape of the conical gear gradually decreases from the big end to the small end. After high-temperature casting of the spiral bevel gear, quenching treatment is needed, and the quenching is a heat treatment process. The quenching of steel is a heat treatment process of heating the steel to a temperature above a critical temperature Ac3 hypoeutectoid steel or Ac1 hypereutectoid steel, preserving the heat for a period of time to fully or partially austenitize the steel, and then rapidly cooling the steel to below Ms or nearby Ms at a cooling speed greater than the critical cooling speed to isothermal perform martensite or bainite transformation. Solution treatment of materials such as aluminum alloys, copper alloys, titanium alloys, tempered glass, etc., or heat treatment processes with rapid cooling processes are also commonly referred to as quenching. The forging quality of the workpiece is improved through quenching, and the manufacturing precision of the workpiece is further improved.

Chinese patent CN218089685U discloses a spiral bevel gear quenching device for transmission, including quenching staving, the outside lower extreme fixed mounting of quenching staving has the water pump, the inlet end fixedly connected with inlet tube of water pump, the play water end of water pump and quenching staving intercommunication, the outside upper end fixedly connected with fixed plate of quenching staving, the top fixed mounting of fixed plate has driving motor. The driving motor drives the transmission gear to rotate, so that the gear ring is driven to rotate on the bearing, the gear ring drives the L-shaped mounting block to rotate, the scraping plate is driven to rotate, the inner wall of the quenching barrel body is cleaned, the first valve is opened, scraped impurities fall into the storage box, after the storage box is fully collected, the first valve is closed, the second valve is opened, impurities in the storage box are discharged from the discharging pipe conveniently, and the impurities are convenient to treat.

The prior art solutions described above have the following drawbacks: according to the scheme of the quenching device, only impurities in the quenching barrel or the quenching liquid are treated after quenching is finished, if the spiral bevel gear is directly thrown into the quenching barrel for quenching, the quenching time is long, and the spiral bevel gear is inconvenient to take out from the quenching barrel after quenching is finished.

Disclosure of Invention

To above-mentioned problem, provide a spiral bevel gear guenching unit, stir the quenching liquid through rabbling mechanism for the quenching liquid has certain mobility, thereby can accelerate quenching the spiral bevel gear of placing in the bucket, simultaneously also can accelerate the cooling effect of quenching liquid to the stirring of quenching liquid, and through the rising or decline of flexible subassembly to placing the bucket, the staff of being convenient for places the bolt bevel gear and gets into and place in the bucket or be convenient for the staff and take out spiral bevel gear from placing in the bucket, promotes the convenience like this.

In order to solve the problems in the prior art, the utility model provides a spiral bevel gear quenching device which comprises a quenching barrel, wherein the quenching barrel is arranged in abutting connection with the ground through a supporting mechanism, a water inlet pipe for feeding quenching liquid is arranged on the side face of the quenching barrel, a water outlet pipe for discharging the quenching liquid or impurities is arranged at the bottom of the quenching barrel, a portal frame is further arranged on the outer side of the quenching barrel, a placing barrel is arranged on the same axis in the quenching barrel, a telescopic component for moving the position of the placing barrel is arranged on the portal frame, and a stirring mechanism for stirring the spiral bevel gear in the placing barrel is further arranged on the portal frame.

Preferably, the stirring mechanism comprises a stirring shaft, the stirring shaft can be rotatably arranged below the portal frame, a plurality of stirring parts for stirring are arranged on the stirring shaft, and each stirring part comprises a sleeve and a stirring paddle;

the same axis of the sleeve is sleeved and fixed on the stirring shaft through the fixing part;

the stirring paddles are arranged on the outer side of the sleeve in the same horizontal line at equal intervals.

Preferably, the portal frame is also provided with a driving part capable of driving the stirring shaft to rotate, and the driving part comprises a rotating motor and a rotating shaft;

the rotating motor is vertically arranged above the portal frame, and an output shaft of the rotating motor extends downwards through the portal frame;

the same axis of rotation shaft is inserted and is located the (mixing) shaft, and is equipped with a plurality of gliding spacer pins in the (mixing) shaft in the axis of rotation, is equipped with on the (mixing) shaft and supplies the gliding spacing groove of spacer pin, and the quantity of spacer pin are the same and one-to-one, and the axis of rotation still sets up with rotating electrical machines's output shaft through the connector.

Preferably, the outside of (mixing) shaft still is equipped with the location portion about can carrying out the (mixing) shaft, and location portion includes the spacing ring, and the spacing ring has a pair of and the cover of mutual symmetry establish with on the (mixing) shaft, and the butt is equipped with the running wheel between two spacing rings, and the running wheel can be on the rotation of freedom on two spacing rings, and the outside of running wheel is equipped with the running wheel that can drive running wheel pivoted, is equipped with one on the running wheel and can be to the spacing dead lever of running wheel.

Preferably, the portal frame is also provided with a rotating part capable of driving the fixed rod to swing up and down, and the rotating part comprises a servo motor, a base and a movable rod;

the base is arranged below the portal frame;

the servo motor is horizontally arranged on the base;

the outside with the dead lever is established to the movable rod cover, and the movable rod passes through rotatable and servo motor output shaft setting of connecting block, is equipped with on the dead lever and can be on the movable rod gliding locating pin, is equipped with the constant head tank that supplies the locating pin to remove on the movable rod.

Preferably, the placing barrel is provided with a plurality of liquid inlets for feeding quenching liquid.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the quenching liquid is stirred by the stirring mechanism, so that the quenching liquid has certain fluidity, the spiral bevel gear in the placing barrel can be quenched in an accelerated manner, and meanwhile, the cooling effect of the quenching liquid can be accelerated when the quenching liquid is stirred.

2. According to the utility model, the telescopic assembly is used for ascending or descending the placing barrel, so that a worker can conveniently place the bolt bevel gear into the placing barrel or conveniently take out the spiral bevel gear from the placing barrel, and convenience is improved.

Drawings

Fig. 1 is a schematic perspective view of a spiral bevel gear quenching apparatus.

Fig. 2 is a sectional view showing an internal perspective structure of a spiral bevel gear quenching apparatus.

Fig. 3 is a partial perspective sectional view of a spiral bevel gear quenching apparatus.

Fig. 4 is an enlarged schematic view at a in fig. 3 of the present application.

Fig. 5 is a schematic view of a part of a spiral bevel gear quenching apparatus in a perspective view.

Fig. 6 is an enlarged schematic view at B in fig. 5 of the present application.

Fig. 7 is a schematic diagram of a part of a spiral bevel gear quenching apparatus in a perspective view.

Fig. 8 is an enlarged schematic view at C in fig. 7 of the present application.

The reference numerals in the figures are: 1-a quenching barrel; 2-a water inlet pipe; 3-a water outlet pipe; 4-portal frames; 41-a driving part; 411-rotating electric machine; 412-a connector; 413-a rotation shaft; 414-a limiting pin; 42-a rotating part; 421-move the rod; 4211-positioning grooves; 422-connecting blocks; 423-locating pins; 424-servo motor; 425-a base; 5-placing a barrel; 51-a water inlet hole; 6-a telescopic mechanism; 7-a stirring mechanism; 71-a stirring shaft; 711-limit groove; 712-positioning part; 7121-a stop collar; 7122-a movable wheel; 7123-a rotating wheel; 7124-fixing rod; 72-sleeve; 73-stirring paddles; 8-supporting mechanism.

Detailed Description

The utility model will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the utility model and the specific objects and functions achieved.

Referring to fig. 1 to 8, a spiral bevel gear quenching device comprises a quenching barrel 1, wherein the quenching barrel 1 is arranged in a manner of being abutted to the ground through a supporting mechanism 8, a water inlet pipe 2 for feeding quenching liquid is arranged on the side face of the quenching barrel 1, a water outlet pipe 3 for discharging the quenching liquid or impurities is arranged at the bottom of the quenching barrel 1, a portal frame 4 is further arranged on the outer side of the quenching barrel 1, a placing barrel 5 is arranged on the same axis in the quenching barrel 1, a telescopic component for moving the placing barrel 5 is arranged on the portal frame 4, and a stirring mechanism 7 for stirring and placing spiral bevel gears in the barrel 5 is further arranged on the portal frame 4.

When a worker needs to quench the spiral bevel gear, firstly, quench liquid enters the quenching through the water inlet pipe 2 on the quenching through, then the telescopic component on the portal frame 4 is started to enable the placing barrel 5 to be lifted upwards, then the worker places the spiral bevel gear needing to be quenched into the placing barrel 5, then the telescopic component is started to drive the placing barrel 5 to move downwards, so that the placing barrel 5 is completely soaked in quench liquid, then the worker restarts the stirring mechanism 7 to stir the placing barrel 5, after stirring is finished, the telescopic component is started to drive the placing barrel 5 to move upwards, so that the placing barrel 5 is separated from quench liquid, then the worker takes out the spiral bevel gear after quenching is finished manually, the stirring mechanism 7 is used for stirring the quench liquid, so that the quench liquid has certain fluidity, the quenching can be accelerated, meanwhile, the cooling effect of the quench liquid can be accelerated, the lifting or the lowering of the placing barrel 5 through the telescopic component, the placing bevel gear can enter the placing barrel 5, or the placing barrel 5 can be conveniently and quickly taken out of the spiral bevel gear from the placing barrel 5.

Referring to fig. 2, the stirring mechanism 7 includes a stirring shaft 71, the stirring shaft 71 is rotatably provided below the gantry 4, a plurality of stirring parts for stirring are provided on the stirring shaft 71, and the stirring parts include a sleeve 72 and a stirring paddle 73;

the sleeve 72 is sleeved and fixed on the stirring shaft 71 through a fixing part on the same axis;

the stirring paddles 73 are arranged on the outer side of the sleeve 72 at equal intervals on the same horizontal line.

When the worker needs to stir the placing barrel 5, firstly, the stirring shaft 71 is arranged below the portal frame 4, then the stirring paddle 73 is fixedly arranged on the outer side of the sleeve 72, secondly, the sleeve 72 is sleeved on the stirring shaft 71, then the worker manually moves the sleeve 72 to a proper position, then the sleeve 72 is fixed on the stirring shaft 71 through the fixing part, and then the stirring paddle 73 can be driven to stir by rotating the stirring shaft 71.

Referring to fig. 2 and 8, the gantry 4 is further provided with a driving unit 41 capable of driving the stirring shaft 71 to rotate, and the driving unit 41 includes a rotating motor 411 and a rotating shaft 413;

the rotary motor 411 is vertically arranged above the portal frame 4, and an output shaft of the rotary motor 411 extends downwards through the portal frame 4;

the rotation shaft 413 is inserted on the stirring shaft 71 along the same axis, a plurality of limiting pins 414 capable of sliding in the stirring shaft 71 are arranged on the rotation shaft 413, limiting grooves 711 for the sliding of the limiting pins 414 are arranged on the stirring shaft 71, the number of the limiting grooves 711 is the same as that of the limiting pins 414 and corresponds to that of the limiting pins 414 one by one, and the rotation shaft 413 is further connected with an output shaft of the rotating motor 411 through a connector 412.

When the stirring shaft 71 needs to be driven to rotate, the rotating shaft 413 is firstly inserted into the stirring shaft 71, the limiting pin 414 is welded on the outer side of the rotating shaft 413, the limiting groove 711 for the sliding of the limiting pin 414 on the rotating shaft 413 is formed in the stirring shaft 71, then the rotating motor 411 is installed on the portal frame 4, and secondly, the top of the rotating shaft 413 is connected with the output shaft of the rotating motor 411 through the connector 412, so that a worker can directly drive the stirring shaft 71 to rotate through driving the rotating motor 411 to achieve the stirring purpose, and convenience in operation is improved.

Referring to fig. 2, 4 and 6, a positioning portion 712 capable of vertically moving the stirring shaft 71 is further provided on the outer side of the stirring shaft 71, the positioning portion 712 includes a limiting ring 7121, the limiting ring 7121 is provided with a pair of mutually symmetrical sleeves on the stirring shaft 71, a movable wheel 7122 is provided between the two limiting rings 7121 in an abutting manner, the movable wheel 7122 can freely rotate on the two limiting rings 7121, a rotating wheel 7123 capable of driving the movable wheel 7122 to rotate is provided on the outer side of the movable wheel 7122, and a fixed rod 7124 capable of limiting the rotating wheel 7123 is provided on the rotating wheel 7123.

Because the placing barrel 5 is arranged in a vertically movable way, the stirring shaft 71 is ensured to move up and down, when the stirring shaft 71 is required to move up or down, a worker can drive the fixed rod 7124 to move up or down so as to drive the rotating shaft 413 fixedly connected with the fixed rod 7124 to move up and down, and then drive the movable wheel 7122 connected with the rotating wheel 7123 to move up and down, and because the stirring shaft 71 is provided with two limiting rings 7121 for limiting the movement disorder, the stirring shaft 71 is driven to move up and down through the up-and-down movement of the movable wheel 7122, and the stirring shaft 71 can rotate under the driving of the rotating motor 411, the movable wheel 7122 is rotatably arranged on the limiting ring 7121 of the stirring shaft 71.

Referring to fig. 5 and 6, the gantry 4 is further provided with a rotation portion 42 capable of driving the fixing lever 7124 to swing up and down, and the rotation portion 42 includes a servo motor 424, a base 425, and a moving lever 421;

the base 425 is arranged below the portal frame 4;

the servo motor 424 is horizontally arranged on the base 425;

the moving rod 421 is sleeved on the outer side of the fixed rod 7124, the moving rod 421 is rotatably connected with the output shaft of the servo motor 424 through a connecting block 422, the fixed rod 7124 is provided with a positioning pin 423 capable of sliding on the moving rod 421, and the moving rod 421 is provided with a positioning groove 4211 for the positioning pin 423 to move.

When the fixing rod 7124 needs to be driven to swing, a worker firstly locates the servo motor 424 below the portal frame 4 through the base 425, then sleeves the moving rod 421 on the fixing rod 7124, and prevents the fixing rod 7124 from sliding down when swinging down again, so a positioning pin 423 for limiting the position of the fixing rod 7124 is arranged on the fixing rod 7124, meanwhile, a positioning groove 4211 for sliding the positioning pin 423 is arranged on the moving rod 421, and then the moving rod 421 is connected with a connecting block 422 on an output shaft of the servo motor 424. Therefore, when the servo motor 424 is started to rotate only in one direction, the worker can drive the connecting block 422 to swing, so as to drive the fixing rod 7124 on the moving rod 421 to swing, and the fixing rod 7124 can move on the moving rod 421 by displacing the fixing rod 7124 in an upward or downward swinging angle, and meanwhile, the fixing rod 7124 is prevented from sliding down when swinging downwards, and the fixing rod 7124 has a limiting effect on the fixing rod through the locating pin 423 on the fixing rod 7124 and the locating groove 4211 on the moving rod 421.

Referring to fig. 5, the placement barrel 5 is provided with a plurality of liquid inlet holes 51 for feeding the quenching liquid.

When need quench to placing the spiral bevel gear in the bucket 5, then need drive and place the bucket 5 and remove downwards to make and place the bucket 5 in soaking full quenching liquid, offer the speed that feed liquor hole 51 helps quenching liquid to get into and place in the bucket 5 like this on placing the bucket 5 faster, and lift up and place the bucket 5 when also helping the rapid outflow of quenching liquid after quenching is accomplished, simultaneously, when the spiral bevel gear soaks and quench in quenching liquid, also can produce certain impurity, like this impurity can also spill over through the feed liquor hole 51 on placing the bucket 5, the staff's of being convenient for later clearance.

The foregoing examples merely illustrate one or more embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The utility model provides a spiral bevel gear guenching unit, including quenching bucket (1), its characterized in that, quenching bucket (1) passes through supporting mechanism (8) and ground butt setting, the side of quenching bucket (1) is equipped with one and is used for advancing inlet tube (2) of quenching liquid, the bottom of quenching bucket (1) is equipped with one and is used for discharging outlet pipe (3) of quenching liquid or impurity, the outside of quenching bucket (1) still is equipped with one portal frame (4), the inside same axis of quenching bucket (1) is equipped with one and places bucket (5), be equipped with one on portal frame (4) and be used for removing the flexible subassembly of placing bucket (5) position, still be equipped with on portal frame (4) and be used for the stirring to place rabbling mechanism (7) of spiral bevel gear in bucket (5).

2. The spiral bevel gear quenching device according to claim 1, wherein the stirring mechanism (7) comprises a stirring shaft (71), the stirring shaft (71) is rotatably arranged below the portal frame (4), a plurality of stirring parts for stirring are arranged on the stirring shaft (71), and each stirring part comprises a sleeve (72) and a stirring paddle (73);

the sleeve (72) is sleeved and fixed on the stirring shaft (71) through a fixing part on the same axis;

the stirring paddles (73) are arranged on the outer side of the sleeve (72) at equal intervals on the same horizontal line.

3. A spiral bevel gear quenching apparatus as claimed in claim 2, wherein the gantry (4) is further provided with a driving part (41) capable of driving the stirring shaft (71) to rotate, and the driving part (41) comprises a rotating motor (411) and a rotating shaft (413);

the rotary motor (411) is vertically arranged above the portal frame (4), and an output shaft of the rotary motor (411) extends downwards through the portal frame (4);

the rotation shaft (413) is inserted on the stirring shaft (71) along the same axis, a plurality of limiting pins (414) capable of sliding in the stirring shaft (71) are arranged on the rotation shaft (413), limiting grooves (711) for the limiting pins (414) to slide are formed in the stirring shaft (71), the number of the limiting grooves (711) is the same as that of the limiting pins (414) and corresponds to that of the limiting pins (414) one by one, and the rotation shaft (413) is further connected with an output shaft of the rotating motor (411) through a connector (412).

4. The spiral bevel gear quenching device according to claim 2, wherein a positioning part (712) capable of vertically moving the stirring shaft (71) is further arranged on the outer side of the stirring shaft (71), the positioning part (712) comprises a limiting ring (7121), the limiting ring (7121) is sleeved on the stirring shaft (71) in a pair and symmetrical mode, a movable wheel (7122) is abutted between the two limiting rings (7121), the movable wheel (7122) can freely rotate on the two limiting rings (7121), a rotating wheel (7123) capable of driving the movable wheel (7122) to rotate is arranged on the outer side of the movable wheel (7122), and a fixed rod (7124) capable of limiting the rotating wheel (7123) is arranged on the rotating wheel (7123).

5. The spiral bevel gear quenching apparatus as claimed in claim 4, wherein a rotating part (42) capable of driving the fixed rod (7124) to swing up and down is further provided on the gantry (4), and the rotating part (42) comprises a servo motor (424), a base (425) and a moving rod (421);

the base (425) is arranged below the portal frame (4);

the servo motor (424) is horizontally arranged on the base (425);

the outside with dead lever (7124) is established to movable rod (421) cover, and movable rod (421) pass through connecting block (422) rotatable and servo motor (424) output shaft setting, be equipped with on dead lever (7124) can be on movable rod (421) gliding locating pin (423), be equipped with on movable rod (421) and supply locating slot (4211) that locating pin (423) removed.

6. A spiral bevel gear quenching apparatus as claimed in claim 1, characterized in that the holding tub (5) is provided with a plurality of liquid inlets (51) for feeding quenching liquid.