CN209836250U - Special cooling mechanism of gear laser quenching machine - Google Patents

Abstract

The utility model discloses a special cooling mechanism for a gear laser quenching machine, which comprises a cooling liquid nozzle, a solenoid valve, a nozzle lifting structure and a water retaining sheet, the position of the water retaining sheet corresponds to the position of the quenched surface of the gear, and the nozzle lifting structure includes Spray head support column, vertical screw rod installed on the nozzle support column, screw nut and drive motor matching the vertical screw rod, the coolant nozzle is connected to the screw nut through a slider, and the nozzle support column is provided with a matching The vertical chute of the slide block, the vertical screw mandrel is installed in the vertical chute, and the position of the water baffle corresponds to the highest position of the coolant nozzle. The utility model adopts a lifting structure to drive the cooling liquid spray head up and down, which can not only quickly cool down the gear well, but also cool down the gear surface evenly and reliably, ensuring the quenching effect and product quality. Other parts of the quenching machine ensure the working efficiency of the quenching machine and prolong the service life of the quenching machine.

Description

A special cooling mechanism for gear laser quenching machine

technical field

The utility model relates to a component of gear processing equipment, in particular to a special cooling mechanism for a gear laser quenching machine.

Background technique

In the gear processing process, there is a quenching process, which requires special quenching equipment to quench the gears, so a special cooling mechanism is required to cool the gears; the cooling mechanism of the existing gear quenching equipment is usually fixed-point cooling, which is more difficult for the tooth surface. When cooling thick and large gears, the cooling of the gear surface is not uniform enough, which affects the quenching effect and product quality, and the existing cooling mechanism may also cause the coolant to splash during the cooling process of the gears, making it dirty, Wet or even damage other parts of the quenching machine, which will affect the service life of the quenching machine.

Utility model content

In order to solve the defects and deficiencies in the above-mentioned prior art, the utility model provides a lifting structure to drive the cooling liquid nozzle up and down, which can not only quickly cool the gear, but also cool the gear surface evenly and reliably, ensuring quench Effect and product quality, at the same time, the water baffle is used to block the splash of coolant, protect other parts of the quenching machine, ensure the working efficiency of the quenching machine, and prolong the service life of the quenching machine. Special cooling mechanism for gear laser quenching machine.

The technical solution of the utility model: a special cooling mechanism for a gear laser quenching machine, including at least one coolant nozzle, a solenoid valve for controlling the action of the coolant nozzle, a nozzle lifting structure for driving the coolant nozzle to rise and fall, and a water stop for preventing the coolant from splashing The position of the water blocking sheet corresponds to the position of the quenched surface of the gear. The nozzle lifting structure includes a nozzle support column, a vertical screw installed on the nozzle support column and a screw nut matching the vertical screw. And the drive motor that drives the vertical screw to rotate, the coolant nozzle is connected to the screw nut through a slider, the nozzle supporting column is provided with a vertical chute matching the slider, and the vertical screw Installed in the vertical chute, the position of the water baffle corresponds to the highest position of the coolant nozzle.

The utility model adopts a lifting structure to drive the cooling liquid spray head up and down, which can not only quickly cool down the gear well, but also cool down the gear surface evenly and reliably, ensuring the quenching effect and product quality. Other parts of the quenching machine ensure the working efficiency of the quenching machine and prolong the service life of the quenching machine.

Preferably, the coolant nozzle and the solenoid valve are installed on the slider through a nozzle mounting block, the nozzle mounting block is L-shaped, and the short side of the nozzle mounting block is vertically fixed on the slider, and the nozzle mounting block The long side of the nozzle is horizontally connected to the bottom of the short side of the nozzle installation block. The side size of the short side of the nozzle installation block matches the side size of the slider. The coolant nozzle and the solenoid valve are installed on the length of the nozzle installation block. on the side.

This structure ensures firm and reliable installation of the coolant spray head and the electromagnetic valve, thereby ensuring stable and reliable lifting and spraying of the coolant spray head.

Preferably, the water retaining sheet is installed on the frame of the gear quenching machine through a water retaining sheet distance adjustment structure, and the water retaining sheet distance adjustment structure includes a linear guide rail and a water retaining sheet support column slidably connected to the linear guide rail and a water retaining sheet support cross bar fixed on the top of the water retaining sheet support column, the water retaining sheet is fixed on one end of the water retaining sheet support cross bar.

This structure can adjust the distance between the water stop and the gear, making it suitable for gears with various diameters. When the diameter of the gear increases (replaced gear), adjust the water stop to move away from the gear; when the diameter of the gear When decreasing (replaced gear), adjust the water baffle to move closer to the gear.

Preferably, the water retaining sheet is L-shaped, and the short side of the water retaining sheet is vertically fixed on the support bar of the water retaining sheet, and the long side of the water retaining sheet is vertically connected to the short side of the water retaining sheet side.

This structure ensures firm and reliable installation of the water baffle, thereby ensuring stable and reliable blocking of the cooling fluid by the water baffle.

Preferably, an upper support plate is provided on the top of the support column of the water retaining sheet, the support cross bar of the water retaining sheet is fixed on the upper support plate, and a lower support plate is provided at the bottom of the supporting column of the water retaining sheet, the The lower support plate is connected on the linear guide rail through several grooved sliders.

This structure further ensures that the installation of the water retaining sheet is firm and reliable, and at the same time ensures that the back and forth movement of the water retaining sheet is stable and reliable.

The utility model adopts a lifting structure to drive the cooling liquid spray head up and down, which can not only quickly cool down the gear well, but also cool down the gear surface evenly and reliably, ensuring the quenching effect and product quality. Other parts of the quenching machine ensure the working efficiency of the quenching machine and prolong the service life of the quenching machine.

Description of drawings

Fig. 1 is the structural representation of the utility model;

In the figure 1. Coolant nozzle, 2. Nozzle mounting block, 3. Nozzle support column, 4. Vertical screw, 5. Slider, 6. Vertical chute, 7. Water retaining piece, 8. Water retaining piece Support column, 9. Linear guide rail, 10. Solenoid valve, 11. Upper support plate, 12. Lower support plate, 13. Water retaining sheet support cross bar, 14. Slide block with groove.

Detailed ways

The utility model will be described in further detail below in conjunction with the accompanying drawings, but it is not a limitation to the protection scope of the utility model.

As shown in Figure 1, a special cooling mechanism for a gear laser quenching machine includes two coolant nozzles 1, a solenoid valve 10 for controlling the action of the two coolant nozzles 1, a nozzle lifting structure for driving the coolant nozzle 1 up and down, and blocking cooling Water baffle sheet 7 for liquid splash. The position of the water retaining plate 7 corresponds to the position of the quenched surface of the gear. The nozzle lifting structure includes a nozzle supporting column 3, a vertical screw 4 installed on the nozzle supporting column 3, a screw nut matching the vertical screw 4, and a driving motor for driving the vertical screw 4 to rotate. The coolant nozzle 1 is connected to the screw nut through a slider 5, the nozzle supporting column 3 is provided with a vertical chute 6 matching the slider 5, and the vertical screw 4 is installed in the vertical chute 6 to prevent water The position of the sheet 7 corresponds to the highest position of the coolant spray head 1 . The coolant nozzle 1 and the solenoid valve 10 are installed on the slider 5 through a nozzle mounting block 2. The nozzle mounting block 2 is L-shaped, and the short side of the nozzle mounting block 2 is vertically fixed on the slider 5. The nozzle mounting block The long side of 2 is horizontally connected to the bottom of the short side of the nozzle installation block 2. The side size of the short side of the nozzle installation block 2 matches the side size of the slider 5. The coolant nozzle 1 and the solenoid valve 10 are installed on the nozzle. Install block 2 on the long side. The water stop 7 is installed on the frame of the gear quenching machine through a water stop distance adjustment structure. The water stop distance adjustment structure includes a linear guide rail 9, a water stop support column 8 slidably connected on the linear guide rail 9 and fixed on the The water retaining sheet supports the cross bar 13 at the top of the column 8, and the water retaining sheet 7 is fixed on one end of the water retaining sheet supporting the cross bar 13. The water retaining sheet 7 is L-shaped, and the short side of the water retaining sheet 7 is vertically fixed on the water retaining sheet support bar 13, and the long side of the water retaining sheet 7 is vertically connected to the short side of the water retaining sheet 7 side. The top of the support column 8 of the water retaining sheet is provided with an upper support plate 11, the support cross bar 13 of the water retaining sheet is fixed on the upper support plate 11, and the bottom of the support column 8 of the water retaining sheet is provided with a lower support plate 12, and the lower support plate 12 passes through Several grooved slide blocks 14 are connected on the linear guide rail 9 .

When the utility model is in action, before the tooth surface is quenched by the laser head, the drive motor drives the vertical screw to rotate forward and reverse, and through the action of the screw nut, slider and chute, the coolant nozzle is placed on the nozzle support column Do the lifting action to ensure that the coolant nozzle can evenly cool the tooth surface well; at the same time, when the coolant sprayed from the coolant nozzle hits the gear, the rebounded coolant is blocked by the water baffle and will not splash everywhere.

The bottom of the vertical screw rod in the utility model passes through the bottom of the support column of the nozzle and the frame of the quenching machine to connect the drive motor (in order to ensure the compact structure of the whole machine, the drive motor is located at the bottom of the frame of the quenching machine, so there is no marked on Figure 1).

The screw transmission structure in the utility model is a conventional part purchased in the market, and its assembly structure and transmission process are conventional means, so it will not be described in detail.

The coolant nozzle, solenoid valve (speed regulating solenoid valve PSL4M5A) and drive motor in the utility model are all conventional components purchased in the market, so they will not be described in detail.

The distance adjustment structure of the water retaining sheet in the utility model can manually push the supporting column of the water retaining sheet, so that the supporting column of the water retaining sheet slides on the linear guide rail to adjust the distance between the water retaining sheet and the gear;

It is also possible to design a screw transmission structure (screw, screw frame, screw nut and drive motor) between the two linear guide rails to drive the support column of the water barrier to slide on the linear guide rail (the screw rod is installed through the screw frame On the frame of the quenching machine, the driving motor is connected to the end of the screw rod, and the lower support plate is connected to the screw nut through the fixing block to adjust the distance between the water retaining plate and the gear.

The utility model adopts a lifting structure to drive the cooling liquid spray head up and down, which can not only quickly cool down the gear well, but also cool down the gear surface evenly and reliably, ensuring the quenching effect and product quality. Other parts of the quenching machine ensure the working efficiency of the quenching machine and prolong the service life of the quenching machine.

Claims (5)

1. A special cooling mechanism for a gear laser quenching machine, characterized in that it includes at least one coolant nozzle, a solenoid valve for controlling the action of the coolant nozzle, a nozzle lifting structure for driving the coolant nozzle to rise and fall, and a water barrier to prevent the coolant from splashing The position of the water blocking sheet corresponds to the position of the quenched surface of the gear. The nozzle lifting structure includes a nozzle support column, a vertical screw installed on the nozzle support column and a screw nut matching the vertical screw. And the drive motor that drives the vertical screw to rotate, the coolant nozzle is connected to the screw nut through a slider, the nozzle supporting column is provided with a vertical chute matching the slider, and the vertical screw Installed in the vertical chute, the position of the water baffle corresponds to the highest position of the coolant nozzle. 2. A special cooling mechanism for a gear laser quenching machine according to claim 1, characterized in that: the coolant nozzle and the solenoid valve are mounted on the slider through a nozzle mounting block, and the nozzle mounting block is L-shaped , and the short side of the nozzle mounting block is vertically fixed on the slider, the long side of the nozzle mounting block is horizontally connected to the bottom of the short side of the nozzle mounting block, and the side size of the short side of the nozzle mounting block is the same as that of the slider The sides are matched in size, and the coolant spray head and solenoid valve are installed on the long side of the spray head mounting block. 3. A special cooling mechanism for a gear laser quenching machine according to claim 1, characterized in that: the water retaining sheet is installed on the frame of the gear quenching machine through a distance adjustment structure of the water retaining sheet, and the water retaining sheet The sheet distance adjustment structure includes a linear guide rail, a water retaining sheet support column slidably connected on the linear guide rail, and a water retaining sheet support cross bar fixed on the top of the water retaining sheet support column, and the water retaining sheet is fixed on the water retaining sheet support cross bar one end. 4. A special cooling mechanism for gear laser quenching machines according to claim 3, characterized in that: the water retaining piece is L-shaped, and the short side of the water retaining plate is vertically fixed on the water retaining plate supporting cross bar On the top, the long side of the water retaining sheet is vertically connected to one side of the short side of the water retaining sheet. 5. A special cooling mechanism for gear laser quenching machine according to claim 3, characterized in that: the top of the support column of the water retaining sheet is provided with an upper support plate, and the support cross bar of the water retaining sheet is fixed on the upper support On the board, a lower support plate is provided at the bottom of the support column of the water retaining sheet, and the lower support plate is connected to the linear guide rail through a plurality of grooved sliders.